:root {
    /* Primary Colors - Refined palette */
    --color-primary: #8b5cf6;
    --color-primary-dark: #7c3aed;
    --color-primary-light: #a78bfa;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #06b6d4;
    
    /* Background Colors - Layered system */
    --color-bg: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-bg-tertiary: #f3f4f6;
    --color-bg-hover: #f5f3ff;
    --color-bg-active: #ede9fe;
    
    /* Text Colors - Semantic hierarchy */
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-text-tertiary: #9ca3af;
    --color-text-inverted: #ffffff;
    
    /* Border & Shadow */
    --color-border: #e5e7eb;
    --color-border-darker: #d1d5db;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-sm: rgba(0, 0, 0, 0.05);
    --color-shadow-md: rgba(0, 0, 0, 0.1);
    --color-shadow-lg: rgba(0, 0, 0, 0.15);
    --color-shadow-xl: rgba(0, 0, 0, 0.2);
    
    /* Fluid Spacing System - 8pt base with clamp() */
    --spacing-xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.375rem);
    --spacing-sm: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
    --spacing-md: clamp(1rem, 0.9rem + 0.5vw, 1.25rem);
    --spacing-lg: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --spacing-xl: clamp(2rem, 1.8rem + 1vw, 2.5rem);
    --spacing-2xl: clamp(3rem, 2.5rem + 2vw, 4rem);
    --spacing-3xl: clamp(4rem, 3.5rem + 2.5vw, 5rem);
    
    /* Border Radius - Softer modern feel */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Merriweather', serif;
    
    /* Fluid Typography - clamp(min, preferred, max) */
    --font-size-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.75rem);
    --font-size-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
    --font-size-base: clamp(0.9rem, 0.85rem + 0.25vw, 1rem);
    --font-size-lg: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --font-size-xl: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
    --font-size-2xl: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
    --font-size-3xl: clamp(1.5rem, 1.35rem + 0.75vw, 1.875rem);
    --font-size-4xl: clamp(1.875rem, 1.65rem + 1vw, 2.25rem);
    
    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Transitions - Refined timing */
    --transition-fast: 120ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 180ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 400ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-toast: 1100;
    
    /* Motion - Professional micro-interactions */
    --hover-lift: translateY(-2px);
    --active-press: translateY(0);
    --scale-hover: scale(1.02);
    --scale-active: scale(0.98);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0f172a;
        --color-bg-secondary: #1e293b;
        --color-bg-tertiary: #334155;
        --color-bg-hover: #2d3a52;
        --color-bg-active: #374151;
        
        --color-text: #f1f5f9;
        --color-text-secondary: #cbd5e1;
        --color-text-tertiary: #94a3b8;
        --color-text-inverted: #0f172a;
        
        --color-border: #334155;
        --color-border-darker: #475569;
        --color-shadow: rgba(0, 0, 0, 0.3);
        --color-shadow-sm: rgba(0, 0, 0, 0.1);
        --color-shadow-md: rgba(0, 0, 0, 0.2);
        --color-shadow-lg: rgba(0, 0, 0, 0.4);
        --color-shadow-xl: rgba(0, 0, 0, 0.5);
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Remove blue outline on all interactive elements */
*:focus,
*:active,
*:focus-visible {
    outline: none !important;
}

button,
a,
input,
select,
textarea,
[role="button"],
[tabindex] {
    -webkit-tap-highlight-color: transparent !important;
    outline: none !important;
}

button:focus,
button:active,
a:focus,
a:active,
input:focus,
input:active,
select:focus,
select:active,
textarea:focus,
textarea:active {
    outline: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

/* ── Manual light-mode override (overrides OS dark preference) ── */
body.light-mode {
    color-scheme: light;
    --color-bg: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-bg-tertiary: #f3f4f6;
    --color-bg-hover: #f5f3ff;
    --color-bg-active: #ede9fe;
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-text-tertiary: #9ca3af;
    --color-text-inverted: #ffffff;
    --color-border: #e5e7eb;
    --color-border-darker: #d1d5db;
    --color-shadow: rgba(0,0,0,0.1);
    --color-shadow-sm: rgba(0,0,0,0.05);
    --color-shadow-md: rgba(0,0,0,0.10);
    --color-shadow-lg: rgba(0,0,0,0.15);
    --color-shadow-xl: rgba(0,0,0,0.20);
}

/* ── Manual dark-mode override (overrides OS light preference) ── */
body.dark-mode {
    color-scheme: dark;
    --color-bg: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-bg-hover: #2d3a52;
    --color-bg-active: #374151;
    --color-text: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;
    --color-text-inverted: #0f172a;
    --color-border: #334155;
    --color-border-darker: #475569;
    --color-shadow: rgba(0,0,0,0.3);
    --color-shadow-sm: rgba(0,0,0,0.1);
    --color-shadow-md: rgba(0,0,0,0.2);
    --color-shadow-lg: rgba(0,0,0,0.4);
    --color-shadow-xl: rgba(0,0,0,0.5);
}

.app-container {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg);
}

/* ===== AUTHENTICATION ===== */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    width: 100%;
    padding: var(--spacing-lg);
    animation: fadeIn var(--transition-base);
}

.auth-wrapper {
    width: 100%;
    max-width: 450px;
    position: relative;
}

.auth-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 25px var(--color-shadow-lg);
    position: relative;
    z-index: 2;
    animation: slideUp var(--transition-base);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.app-logo {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-primary), var(--color-info));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.5px;
}

.auth-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.form-input {
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-input:hover {
    border-color: var(--color-border-darker);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-tertiary);
}

.password-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-group .form-input {
    padding-right: 2.75rem;
    width: 100%;
}

/* Phone number input */
.phone-input-group {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-surface);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.phone-input-group:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgb(139 92 246 / 0.15);
}

.phone-prefix {
    padding: 0 var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--color-bg);
    border-right: 1px solid var(--color-border);
    white-space: nowrap;
    height: 100%;
    display: flex;
    align-items: center;
    user-select: none;
}

.phone-input-group .form-input {
    border: none;
    border-radius: 0;
    box-shadow: none;
    flex: 1;
    min-width: 0;
}

.phone-input-group .form-input:focus {
    outline: none;
    box-shadow: none;
}

.phone-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted, var(--color-text-secondary));
    opacity: 0.75;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-base);
}

.password-toggle:hover {
    color: var(--color-primary);
}

.password-toggle.active {
    color: var(--color-primary);
}

.password-toggle svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

/* Password Strength Indicator */
.password-strength-container {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
}

.password-strength-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.password-strength-label span:first-child {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.password-strength-label span:last-child {
    font-weight: 600;
    transition: color 0.3s ease;
}

.password-strength-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.password-strength-fill {
    height: 100%;
    width: 0;
    border-radius: var(--radius-full);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.password-strength-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.password-strength-fill.weak {
    width: 33%;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    box-shadow: 0 0 10px rgba(255, 107, 107, 0.5);
}

.password-strength-fill.medium {
    width: 66%;
    background: linear-gradient(135deg, #ffd93d 0%, #ffb93d 100%);
    box-shadow: 0 0 10px rgba(255, 217, 61, 0.5);
}

.password-strength-fill.strong {
    width: 100%;
    background: linear-gradient(135deg, #6bcf7f 0%, #51cf66 100%);
    box-shadow: 0 0 10px rgba(107, 207, 127, 0.5);
}

.password-strength-text-weak {
    color: #ff6b6b !important;
}

.password-strength-text-medium {
    color: #ffd93d !important;
}

.password-strength-text-strong {
    color: #6bcf7f !important;
}

/* Password Requirements Checklist */
.password-requirements {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(30, 58, 138, 0.3);
    border-radius: var(--radius-md);
    border: 1px solid rgba(96, 165, 250, 0.3);
    backdrop-filter: blur(10px);
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.requirement-item span {
    line-height: 1.5;
}

.requirement-icon {
    flex-shrink: 0;
    color: #ff6b6b;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.requirement-icon circle {
    display: none;
}

/* X mark for unmet requirements */
.requirement-icon::before {
    content: '✕';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: #ff6b6b;
    animation: xPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.requirement-item.met {
    color: #6bcf7f;
}

.requirement-item.met .requirement-icon {
    color: #6bcf7f;
    transform: scale(1.1);
}

/* Checkmark for met requirements */
.requirement-item.met .requirement-icon::before {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: #6bcf7f;
    animation: checkPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes checkPop {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
}

@keyframes xPop {
    0% {
        transform: translate(-50%, -50%) scale(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2) rotate(90deg);
    }
    100% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* Responsive Password Strength Styles */
@media (max-width: 480px) {
    .password-strength-container {
        padding: var(--spacing-sm);
    }
    
    .password-strength-label {
        font-size: 0.75rem;
    }
    
    .password-strength-bar {
        height: 5px;
    }
    
    .password-requirements {
        padding: var(--spacing-sm);
    }
    
    .requirement-item {
        font-size: 0.75rem;
        gap: 0.375rem;
    }
    
    .requirement-icon {
        width: 14px;
        height: 14px;
    }
}

.checkbox-input {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.checkbox.form-group {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: -var(--spacing-sm);
}

.checkbox-label {
    font-size: var(--font-size-sm);
    text-transform: initial;
    letter-spacing: normal;
    cursor: pointer;
    margin: 0;
}

/* Image Upload */
.image-upload-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    align-items: flex-start;
    padding: var(--spacing-lg);
    background: var(--color-bg-tertiary);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    min-width: 0;
    overflow: hidden;
}

.image-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    flex-shrink: 0;
}

.image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-placeholder {
    width: 60px;
    height: 60px;
    stroke: currentColor;
    fill: var(--color-text-tertiary);
    opacity: 0.5;
}

.image-upload-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex: 1;
}

.image-upload-status {
    font-size: var(--font-size-sm);
    color: var(--color-success);
    font-weight: 500;
}

.image-upload-status.error {
    color: var(--color-danger);
}

.auth-button {
    padding: var(--spacing-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

.primary-button {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-size-base);
    padding: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem) clamp(1.5rem, 1.4rem + 0.5vw, 1.75rem);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-fast);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
}

.primary-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.primary-button:hover:not(:disabled) {
    transform: var(--hover-lift);
    box-shadow: 0 12px 30px rgba(139, 92, 246, 0.4);
}

.primary-button:hover:not(:disabled)::before {
    left: 100%;
}

.primary-button:active:not(:disabled) {
    transform: var(--active-press);
    box-shadow: 0 6px 15px rgba(139, 92, 246, 0.3);
}

.primary-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: none;
}

/* Shift-in-progress state for Start Shift button */
.primary-button.shift-active {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    cursor: not-allowed;
    pointer-events: none;
    transform: none !important;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.2);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.primary-button.shift-active::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #6ee7b7;
    animation: shift-pulse 1.5s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes shift-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.75); }
}

.secondary-button {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-size-base);
    padding: clamp(0.65rem, 0.6rem + 0.25vw, 0.75rem) clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
}

.secondary-button:hover:not(:disabled) {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: var(--hover-lift);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.15);
}

.secondary-button:active:not(:disabled) {
    transform: var(--active-press);
}

.secondary-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    opacity: 0.05;
    transition: left 0.4s;
    z-index: -1;
}

.secondary-button:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
    transform: translateY(-2px);
}

.secondary-button:hover::before {
    left: 100%;
}

.secondary-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.1);
}

.button-loader {
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.button-text {
    display: inline;
}

.auth-toggle {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.toggle-link {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    text-decoration: underline;
    padding: 0;
    margin-left: var(--spacing-sm);
    transition: color var(--transition-base);
}

.toggle-link:hover {
    color: var(--color-primary-light);
}

.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    color: var(--color-danger);
    font-size: var(--font-size-sm);
    animation: slideDown var(--transition-base);
}

.auth-decorative {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.05;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-primary);
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--color-info);
    bottom: -50px;
    left: -50px;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--color-success);
    top: 50%;
    left: -75px;
}

/* ===== EMAIL VERIFICATION ===== */
.verification-container {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 100%);
    backdrop-filter: blur(10px);
    z-index: 10000;
    animation: fadeIn var(--transition-base);
}

.verification-card {
    background: var(--color-bg);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    animation: slideUp var(--transition-base);
}

.verification-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.verification-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.verification-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-info) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.verification-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

.verification-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.pin-input-group {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.pin-input {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-lg);
    font-weight: 700;
    text-align: center;
    color: var(--color-text);
    background: var(--color-bg-secondary);
    transition: all var(--transition-base);
    cursor: text;
}

.pin-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-bg);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: scale(1.05);
}

.pin-input:valid {
    border-color: var(--color-primary);
}

.pin-input::placeholder {
    color: var(--color-text-tertiary);
}

.verification-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.timer-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timer-display {
    font-family: 'Courier New', monospace;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
}

.verification-actions {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.resend-link,
.cancel-link {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    background: transparent;
    color: var(--color-primary);
    transition: all var(--transition-base);
    text-decoration: none;
}

.resend-link:hover:not(:disabled),
.cancel-link:hover {
    background: var(--color-bg-secondary);
    transform: translateY(-2px);
}

.resend-link:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    color: var(--color-text-tertiary);
}

.cancel-link {
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .verification-card {
        padding: var(--spacing-2xl);
        max-width: 90vw;
    }
    
    .verification-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .pin-input-group {
        gap: var(--spacing-sm);
    }
    
    .pin-input {
        font-size: var(--font-size-base);
    }
    
    .verification-actions {
        flex-direction: column;
    }
}

/* ===== MAIN APP ===== */
.main-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100%;
    animation: fadeIn var(--transition-base);
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 1px 3px var(--color-shadow-sm);
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-logo {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-primary), var(--color-info));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mobile-menu-toggle {
    background: none;
    border: none;
    width: 2.5rem;
    height: 2.5rem;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    gap: 0.375rem;
    padding: 0;
    position: relative;
    z-index: 50;
}

.hamburger {
    width: 1.5rem;
    height: 0.125rem;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(0.5rem, 0.5rem);
}

.mobile-menu-toggle.active .hamburger:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(0.5rem, -0.5rem);
}

.search-box {
    display: flex;
    align-items: center;
}

.search-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-base);
    max-width: 400px;
}

.header-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-lg);
}

.theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 2.5rem;
    height: 2.5rem;
    min-width: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition:
        color var(--transition-base),
        background var(--transition-base),
        border-color var(--transition-base),
        transform var(--transition-fast);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.theme-toggle:hover {
    color: var(--color-primary);
    background: var(--color-bg-hover);
    border-color: rgba(139, 92, 246, 0.4);
}

.theme-toggle:active {
    transform: scale(0.93);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--color-primary) !important;
    outline-offset: 2px;
}

/* Icon base — both hidden by default, JS controls visibility */
.theme-toggle svg {
    width: 1.15rem;
    height: 1.15rem;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    position: absolute;
    transition: opacity 150ms ease, transform 150ms ease;
}

/* Default (light mode): show moon, hide sun */
.theme-toggle .icon-moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.theme-toggle .icon-sun {
    opacity: 0;
    transform: rotate(90deg) scale(0.7);
}

/* Dark mode: show sun, hide moon */
body.dark-mode .theme-toggle .icon-moon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.7);
}

body.dark-mode .theme-toggle .icon-sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* OS-level dark preference (no manual class set) */
@media (prefers-color-scheme: dark) {
    body:not(.light-mode):not(.dark-mode) .theme-toggle .icon-moon {
        opacity: 0;
        transform: rotate(-90deg) scale(0.7);
    }
    body:not(.light-mode):not(.dark-mode) .theme-toggle .icon-sun {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

.user-menu-wrapper {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.user-menu-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-hover);
}

.user-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-info));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
}

.user-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 25px var(--color-shadow-lg);
    margin-top: var(--spacing-sm);
    z-index: var(--z-dropdown);
    min-width: 150px;
    animation: slideDown var(--transition-base);
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    color: var(--color-text);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-base);
    text-decoration: none;
}

.dropdown-item:hover {
    background: var(--color-bg-tertiary);
}

.dropdown-item.danger {
    color: var(--color-danger);
}

.dropdown-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 0;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 0;
    overflow: hidden;
}

.sidebar {
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    overflow-y: auto;
    transition: transform var(--transition-base);
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-base);
}

.nav-item:hover {
    color: var(--color-primary);
    background: var(--color-bg-hover);
}

.nav-item.active {
    color: var(--color-primary);
    background: rgba(139, 92, 246, 0.12);
    border-color: rgba(139, 92, 246, 0.35);
}

.nav-item svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.content-area {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--spacing-2xl);
    background: var(--color-bg);
    min-width: 0;
}

.section {
    display: none;
    animation: fadeIn var(--transition-base);
}

.section.active {
    display: block;
}

/* ===== SECTIONS ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
}

.date-filter,
.analytics-filters {
    display: flex;
    gap: var(--spacing-md);
}

.date-input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-secondary);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

/* ===== DASHBOARD ===== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: 0 auto var(--spacing-2xl);
    max-width: 1400px;
}

.stat-card {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
    box-shadow: 0 1px 3px var(--color-shadow-sm);
    cursor: pointer;
}

.stat-card:hover {
    transform: var(--hover-lift);
    box-shadow: 0 10px 25px var(--color-shadow-lg);
    border-color: var(--color-primary);
}

.stat-card:active {
    transform: var(--active-press);
}

.stat-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    background: var(--color-bg-tertiary);
}

.stat-content h3 {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.dashboard-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.chart-container {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 1px 3px var(--color-shadow-sm);
}

.chart-container h3 {
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.chart-container canvas {
    max-height: 300px;
}

/* ===== PRODUCTS ===== */
.product-search-box {
    margin-bottom: var(--spacing-xl);
    display: flex;
    gap: var(--spacing-md);
}

.product-search-box .form-input {
    flex: 1;
    max-width: 400px;
}

.table-wrapper {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px var(--color-shadow);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.data-table thead {
    background: linear-gradient(135deg, #f8f9fa 0%, #f3f4f6 100%);
    border-bottom: 2px solid var(--color-border-darker);
}

.data-table th {
    padding: var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: #000000;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    white-space: nowrap;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: all 0.2s ease;
}

.sales-products-table tbody tr {
    transition: none !important;
    outline: none !important;
}

.data-table tbody tr:hover {
    background-color: var(--color-bg-hover);
    box-shadow: inset 0 0 0 1000px var(--color-bg-hover);
}

.data-table td {
    padding: var(--spacing-lg);
    color: var(--color-text);
    vertical-align: middle;
}

.product-image-cell {
    width: 50px;
}

.product-name-cell {
    min-width: 160px;
}

.product-image-cell img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 1px solid var(--color-border);
}

.product-image-cell .placeholder {
    width: 50px;
    height: 50px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
}

.product-image-cell svg {
    width: 28px;
    height: 28px;
    color: var(--color-text-tertiary);
    opacity: 0.5;
}

.stock-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    white-space: nowrap;
}

.stock-badge.healthy {
    background-color: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.stock-badge.medium {
    background-color: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

.stock-badge.low {
    background-color: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

/* ===== ICON-ONLY ACTION BUTTONS ===== */
.icon-btn {
    width: 34px;
    height: 34px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.icon-btn svg {
    width: 16px;
    height: 16px;
    pointer-events: none;
}

.icon-btn.edit-btn {
    background: rgba(139, 92, 246, 0.1);
    color: var(--color-primary);
    border-color: rgba(139, 92, 246, 0.3);
}

.icon-btn.edit-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: var(--hover-lift);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.35);
}

.icon-btn.delete-btn {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
    border-color: rgba(239, 68, 68, 0.3);
}

.icon-btn.delete-btn:hover {
    background: var(--color-danger);
    color: white;
    border-color: var(--color-danger);
    transform: var(--hover-lift);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
}

.icon-btn.info-btn {
    background: rgba(59, 130, 246, 0.08);
    color: #3b82f6;
    border-color: rgba(59, 130, 246, 0.3);
}

.icon-btn.info-btn:hover {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
    transform: var(--hover-lift);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

/* ===== DELETE CONFIRMATION MODAL ===== */
.delete-confirm-content {
    max-width: 420px;
}

.delete-confirm-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-2xl) var(--spacing-2xl) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.delete-confirm-header h2 {
    flex: 1;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
}

.delete-confirm-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-xl);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-danger);
}

.delete-confirm-body {
    padding: var(--spacing-xl) var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.delete-confirm-message {
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: 1.5;
}

.delete-confirm-message strong {
    color: var(--color-danger);
    font-weight: var(--font-weight-semibold);
}

.delete-confirm-sub {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.delete-confirm-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    padding: var(--spacing-lg) var(--spacing-2xl) var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
}

.danger-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-danger);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.danger-button:hover {
    background: #dc2626;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
    transform: var(--hover-lift);
}

.danger-button:active {
    transform: translateY(0);
}

.danger-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Product thumb inside merged cell */
.product-cell-inner {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.product-thumb {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

.product-thumb-placeholder {
    background: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-thumb-placeholder svg {
    width: 20px;
    height: 20px;
    fill: var(--color-text-tertiary);
    opacity: 0.5;
}

.product-cell-name {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    line-height: 1.3;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    color: var(--color-text-secondary);
    text-align: center;
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    width: 60px;
    height: 60px;
    opacity: 0.3;
    margin-bottom: var(--spacing-lg);
}

/* ===== SALES ===== */
.sales-container {
    display: grid;
    grid-template-columns: 1fr clamp(280px, 32%, 420px);
    gap: var(--spacing-lg);
    height: calc(100vh - 200px);
    min-width: 0;
    overflow-x: hidden;
}

.sales-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    min-width: 0;
}

.sales-table-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.cost-column {
    display: none !important;
}

.sales-products-table tbody td:nth-child(2) {
    display: none !important;
}

.products-search-box {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: var(--spacing-md);
}

.products-search-box .search-icon {
    position: absolute;
    left: var(--spacing-md);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

#sales-product-search {
    width: 100%;
    padding-left: 40px;
}

.add-to-cart-btn {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.add-to-cart-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
}

.add-to-cart-btn:active {
    transform: translateY(0);
}

/* ===== SHIFT STATUS PANEL ===== */
.shift-status-panel {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border: 2px solid #10b981;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.shift-status-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.shift-status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(16, 185, 129, 0.15);
    border-radius: var(--radius-full);
}

.shift-status-indicator.active {
    color: #059669;
    font-weight: 600;
}

.status-icon {
    width: 24px;
    height: 24px;
    animation: pulse-icon 2s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.shift-timer-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: rgba(37, 99, 235, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.timer-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timer-value {
    font-family: 'Courier New', monospace;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
}

.shift-status-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.shift-control-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-xs);
    font-weight: 600;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.shift-control-btn svg {
    width: 18px;
    height: 18px;
}

.shift-control-btn.pause {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border-color: #f59e0b;
}

.shift-control-btn.pause:hover {
    background: rgba(245, 158, 11, 0.2);
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
    transform: translateY(-1px);
}

.shift-control-btn.stop {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border-color: #ef4444;
}

.shift-control-btn.stop:hover {
    background: rgba(239, 68, 68, 0.2);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
    transform: translateY(-1px);
}

/* ===== NO SHIFT ALERT ===== */
.no-shift-alert {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    border: 2px solid #ef4444;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.no-shift-alert.hidden {
    display: none;
}

.alert-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    color: #dc2626;
}

.alert-content {
    flex: 1;
}

.alert-content h3 {
    margin: 0 0 var(--spacing-sm) 0;
    color: #dc2626;
    font-size: var(--font-size-base);
}

.alert-content p {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.alert-content .primary-button {
    padding: var(--spacing-sm) var(--spacing-lg);
}

.sales-right {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.cart-panel {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
    box-shadow: 0 10px 25px var(--color-shadow);
}

.cart-title {
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--spacing-lg);
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
    gap: var(--spacing-md);
}

.cart-item-name {
    flex: 1;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.qty-btn {
    width: 1.5rem;
    height: 1.5rem;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    transition: all var(--transition-base);
}

.qty-btn:hover {
    background: var(--color-bg-tertiary);
}

.qty-input {
    width: 2rem;
    text-align: center;
    border: none;
    background: transparent;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.cart-item-price {
    font-weight: var(--font-weight-semibold);
    min-width: 60px;
    text-align: right;
    font-size: var(--font-size-sm);
}

.remove-item-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    pad: var(--spacing-sm);
    font-size: var(--font-size-lg);
    transition: transform var(--transition-base);
}

.remove-item-btn:hover {
    transform: scale(1.2);
}

.cart-summary {
    padding: var(--spacing-lg) 0;
    border-top: 2px solid var(--color-border);
    border-bottom: 2px solid var(--color-border);
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.summary-row.total {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: 0;
}

.summary-row.total.change {
    color: #10b981;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.summary-value {
    font-weight: var(--font-weight-semibold);
}

.cart-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cart-actions button {
    flex: 1;
    min-width: 100px;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
}

/* ===== ANALYTICS ===== */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin: 0 auto var(--spacing-2xl);
    max-width: 1400px;
}

.analytics-card {
    padding: var(--spacing-xl);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 1px 3px var(--color-shadow-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.analytics-card h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.analytics-card canvas {
    width: 100% !important;
    height: 380px !important;
    display: block !important;
}

.analytics-card.full-width {
    grid-column: 1 / -1;
}

.export-buttons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.export-buttons-grid .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all 0.15s ease;
}

.export-buttons-grid .btn:hover {
    transform: translateY(-2px);
}

.export-buttons-grid .btn:active {
    transform: translateY(0);
}

.export-buttons-grid .btn svg {
    flex-shrink: 0;
}

.analytics-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.analytics-table th {
    text-align: left;
    padding: var(--spacing-lg) var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
    font-weight: 700;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    letter-spacing: 0.5px;
    background: var(--color-bg-tertiary);
}

.analytics-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.analytics-table td:first-child {
    font-weight: 700;
}

.analytics-table tr:hover {
    background: rgba(59, 130, 246, 0.05);
    transition: background 0.2s ease;
}

/* ===== SHIFTS ===== */
.shifts-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.active-shift-card {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(6, 182, 212, 0.05));
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-xl);
    box-shadow: 0 1px 3px var(--color-shadow-sm);
}

.active-shift-card h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

.shift-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.shift-info div {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.shift-info strong {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--color-text-secondary);
}

.shift-history {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.shift-item {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-lg);
}

.shift-item-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.shift-date {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.shift-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.summary-label {
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    letter-spacing: 0.3px;
}

.summary-amount {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.shift-time-range {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-hover);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

.time-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.time-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.time-value {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-base);
}

/* Shift Detail Modal */
.shift-detail-content {
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
}

.shift-detail-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.shift-detail-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.shift-detail-section h4 {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

.detail-label {
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.detail-value {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
}

.products-sold-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-sold-item {
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-sold-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.product-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.product-qty {
    display: inline-block;
    background: rgba(37, 99, 235, 0.15);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.product-sold-details {
    display: flex;
    gap: var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.detail {
    color: var(--color-text-secondary);
}

.detail strong {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
}

/* Shift Summary Modal */
.shift-summary-detail {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
}

.summary-box {
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.summary-box .summary-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.summary-box .summary-value {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-base);
}

.summary-section {
    overflow-x: auto;
}

.summary-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.summary-table thead {
    background: var(--color-bg-tertiary);
    border-bottom: 2px solid var(--color-border);
}

.summary-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: #000000;
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    letter-spacing: 0.3px;
}

.summary-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-base);
}

.summary-table tbody tr:hover {
    background: var(--color-bg-tertiary);
}

.summary-table tbody tr:last-child {
    border-bottom: none;
}

.summary-table td {
    padding: var(--spacing-md);
    color: var(--color-text);
}

.summary-totals {
    padding: var(--spacing-lg);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    color: var(--color-text);
}

/* ===== SHIFT HISTORY VIEW ===== */
.shift-history-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
}

.transaction-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.transaction-group-header {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary);
    letter-spacing: -0.3px;
}

.transaction-list {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.transaction-item {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, rgba(37, 99, 235, 0.03) 100%);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.transaction-item:hover {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, rgba(37, 99, 235, 0.08) 100%);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
    transform: translateY(-2px);
}

.transaction-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.transaction-number {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.transaction-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    background: rgba(37, 99, 235, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-medium);
}

.transaction-body {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.transaction-amount {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-success);
    letter-spacing: -0.5px;
}

.transaction-items {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    background: rgba(0, 0, 0, 0.03);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.2px;
}

/* Responsive for tablets */
@media (max-width: 1024px) {
    .transaction-list {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
    
    /* Analytics: Single column on tablet */
    .analytics-grid {
        grid-template-columns: 1fr;
        max-width: 700px;
    }
}

@media (max-width: 768px) {
    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .shift-item {
        grid-template-columns: 1fr;
    }

    .shift-summary {
        grid-template-columns: repeat(2, 1fr);
    }

    .transaction-list {
        grid-template-columns: 1fr;
    }

    .transaction-group-header {
        font-size: var(--font-size-base);
        padding-bottom: var(--spacing-md);
    }

    .transaction-item {
        padding: var(--spacing-md);
    }

    .transaction-amount {
        font-size: var(--font-size-lg);
    }

    .summary-table {
        font-size: var(--font-size-xs);
    }

    .summary-table th,
    .summary-table td {
        padding: var(--spacing-sm);
    }

    /* Analytics Responsive */
    .analytics-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
        gap: var(--spacing-md);
    }

    .analytics-card {
        padding: var(--spacing-lg);
    }

    .analytics-card h3 {
        font-size: var(--font-size-base);
        padding-bottom: var(--spacing-sm);
    }

    .analytics-table {
        font-size: var(--font-size-xs);
    }

    .analytics-table th {
        padding: var(--spacing-md) var(--spacing-sm);
        font-size: 9px;
    }

    .analytics-table td {
        padding: var(--spacing-sm);
        font-size: var(--font-size-xs);
    }
}

/* Mobile and very small screens */
@media (max-width: 480px) {
    .primary-button {
        padding: 0.75rem 1.25rem;
        font-size: var(--font-size-sm);
    }

    .secondary-button {
        padding: 0.65rem 1.1rem;
        font-size: var(--font-size-sm);
    }

    .transaction-list {
        grid-template-columns: 1fr;
    }

    .transaction-item {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .transaction-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .transaction-time {
        width: 100%;
        text-align: center;
        font-size: var(--font-size-xs);
    }

    .transaction-amount {
        font-size: var(--font-size-lg);
    }

    .transaction-items {
        font-size: var(--font-size-xs);
    }

    .transaction-group-header {
        font-size: var(--font-size-sm);
        padding-bottom: var(--spacing-sm);
    }
    
    /* Keep 2-column grid even on small phones */
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 100%;
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
}

/* ===== EXPENSES ===== */
.expenses-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.expense-item {
    display: grid;
    grid-template-columns: 1fr auto auto 50px;
    gap: var(--spacing-lg);
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.expense-item:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-hover);
}

.expense-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.expense-reason {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.expense-meta {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.expense-type {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: capitalize;
}

.expense-type.paid-in {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.expense-type.paid-out {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.expense-amount {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    text-align: right;
}

.expense-amount.paid-in {
    color: var(--color-success);
}

.expense-amount.paid-out {
    color: var(--color-danger);
}

.delete-expense-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    font-size: var(--font-size-lg);
    transition: transform var(--transition-base);
}

.delete-expense-btn:hover {
    transform: scale(1.2);
}

/* ===== MODALS ===== */
.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
    animation: fadeIn var(--transition-base);
}

.modal-content {
    position: relative;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: 0 20px 25px var(--color-shadow-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    overflow-x: hidden;
    animation: slideUp var(--transition-base);
}

.receipt-content {
    max-width: 500px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-2xl) var(--spacing-2xl) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-3xl);
    color: var(--color-text-secondary);
    cursor: pointer;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-base);
}

.modal-close:hover {
    color: var(--color-text);
}

.modal-form {
    padding: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.end-shift-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.info-card {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(37, 99, 235, 0.02) 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

.info-card.expected-cash {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border: 1.5px solid rgba(16, 185, 129, 0.3);
    margin-top: var(--spacing-lg);
}

.info-card.expected-cash .info-value {
    color: var(--color-success);
    font-weight: 800;
}

.recount-note {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.03) 100%);
    border: 1.5px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.recount-note .note-text {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    font-weight: 500;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .end-shift-info {
        grid-template-columns: 1fr;
    }
    
    .info-card.expected-cash {
        margin-top: var(--spacing-lg);
    }
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-prefix {
    position: absolute;
    left: var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-secondary);
    pointer-events: none;
}

.input-group .form-input {
    padding-left: 2.5rem;
}

.modal-body {
    padding: var(--spacing-2xl);
    overflow-y: auto;
    max-height: calc(90vh - 200px);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-row > * {
    min-width: 0;
}

.sale-summary,
.receipt-info {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.modal-buttons {
    margin-top: var(--spacing-lg);
    gap: var(--spacing-lg);
}

.modal-buttons button {
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    font-size: var(--font-size-base);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.summary-row.total {
    border-top: 2px solid var(--color-border);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
}

.summary-row.change {
    border-top: 1px solid var(--color-border);
    color: var(--color-success);
    font-weight: var(--font-weight-semibold);
}

/* ===== RECEIPT ===== */
.receipt-layout {
    padding: var(--spacing-3xl) var(--spacing-2xl);
    background: var(--color-bg-secondary);
    color: black;
    border-radius: var(--radius-2xl);
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    line-height: 1.8;
    max-width: 450px;
    margin: 0 auto;
}

.receipt-header {
    border-bottom: 1px solid black;
    padding-bottom: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.receipt-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: black;
    letter-spacing: -0.5px;
}

.receipt-timestamp {
    font-size: var(--font-size-xs);
    color: black;
    margin-bottom: var(--spacing-md);
}

.receipt-items {
    text-align: left;
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid black;
    border-top: 1px solid black;
    padding: var(--spacing-xl) 0;
    color: black;
}

.receipt-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.receipt-item-image {
    width: 50px;
    height: 50px;
    margin-right: var(--spacing-sm);
    flex-shrink: 0;
}

.receipt-item-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.receipt-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.receipt-item-name {
    font-weight: var(--font-weight-medium);
    color: black;
}

.receipt-item-qty {
    color: black;
    font-size: var(--font-size-xs);
    min-width: 30px;
    text-align: center;
}

.receipt-item-price {
    text-align: right;
    font-weight: var(--font-weight-semibold);
    min-width: 60px;
    color: black;
}

.receipt-item-barcode-container {
    margin-top: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem;
    background: white;
    border-radius: 4px;
}

.receipt-barcode {
    max-width: 100%;
    height: auto;
}

.receipt-barcode-number {
    font-size: 0.65rem;
    color: #555;
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}

.receipt-totals {
    text-align: left;
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.receipt-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: black;
}

.receipt-total-row span:last-child {
    font-weight: var(--font-weight-medium);
    color: black;
}

.receipt-total-final {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    border-top: 2px solid black;
    border-bottom: 2px solid black;
    padding: var(--spacing-md) 0;
    color: black;
}

.receipt-total-final span:last-child {
    color: black;
    font-size: var(--font-size-lg);
}

.receipt-footer {
    margin-top: var(--spacing-xl);
    font-size: var(--font-size-xs);
    color: black;
    border-top: 1px solid black;
    padding-top: var(--spacing-lg);
    text-align: center;
    line-height: 1.6;
}

.receipt-actions {
    padding: var(--spacing-xl) var(--spacing-2xl) var(--spacing-2xl);
    display: flex;
    gap: var(--spacing-lg);
}

.receipt-actions button {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
}

/* ===== NOTIFICATIONS ===== */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    animation: fadeIn var(--transition-base);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(37, 99, 235, 0.3);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

#loading-text {
    margin-top: var(--spacing-lg);
    color: white;
    font-weight: var(--font-weight-semibold);
}

.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 25px var(--color-shadow-lg);
    z-index: var(--z-toast);
    animation: slideInRight var(--transition-base);
    max-width: 400px;
}

.toast.success {
    border-left-color: var(--color-success);
}

.toast.error {
    border-left-color: var(--color-danger);
}

.toast.warning {
    border-left-color: var(--color-warning);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== HIDDEN STATE ===== */
.hidden {
    display: none !important;
}

/* ===== RECEIPTS & TRANSACTION HISTORY ===== */
#receipts {
    section-content {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

.receipts-search {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.receipts-search input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--color-input-bg);
    color: var(--color-text);
}

.receipts-search input::placeholder {
    color: var(--color-text-secondary);
}

.receipts-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.sales-date-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sales-date-header {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-md);
}

.sales-date-group:first-child .sales-date-header {
    border-top: none;
    margin-top: 0;
}

.sales-items-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sales-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sales-item:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-hover);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
    transform: translateX(4px);
}

.sales-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sales-item-time {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.sales-item-amount {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.sales-item-details {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.sales-item-count {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.receipt-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.receipt-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.receipt-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: var(--spacing-sm);
}

.receipt-card-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.receipt-card-time {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.receipt-card-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    white-space: nowrap;
}

.receipt-card-badge.completed {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.receipt-card-items {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.receipt-card-items svg {
    width: 16px;
    height: 16px;
}

.receipt-card-total {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.receipt-card-payment {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.receipts-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--color-text-secondary);
}

.receipts-empty svg {
    width: 64px;
    height: 64px;
    opacity: 0.5;
}

.receipts-empty p {
    font-size: var(--font-size-sm);
}

/* ===== RECEIPT DETAIL MODAL ===== */
.receipt-modal-content {
    max-width: 400px;
    margin: 0 auto;
}

.receipt-layout {
    background: white;
    color: black;
    padding: var(--spacing-lg);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-md);
    font-family: 'Courier New', monospace;
    line-height: 1.5;
}

.receipt-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px dashed #000;
    padding-bottom: var(--spacing-md);
}

.receipt-business-name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: var(--spacing-xs);
}

.receipt-business-info {
    font-size: 12px;
    color: #666;
    margin-bottom: var(--spacing-sm);
}

.receipt-divider {
    border-bottom: 2px dashed #000;
    margin: var(--spacing-md) 0;
}

.receipt-transaction-info {
    font-size: 12px;
    margin-bottom: var(--spacing-md);
}

.receipt-transaction-info p {
    margin: var(--spacing-xs) 0;
    display: flex;
    justify-content: space-between;
}

.receipt-transaction-id {
    word-break: break-all;
    font-size: 11px;
    color: #999;
}

.receipt-transaction-datetime {
    text-align: center;
    font-size: 12px;
    margin-bottom: var(--spacing-md);
}

.receipt-items {
    margin: var(--spacing-md) 0;
    font-size: 12px;
}

.receipt-item-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    border-bottom: 1px solid #eee;
    padding-bottom: var(--spacing-xs);
}

.receipt-item-name {
    flex: 1;
}

.receipt-item-qty {
    width: 40px;
    text-align: center;
}

.receipt-item-price {
    width: 60px;
    text-align: right;
    font-weight: 600;
}

.receipt-item-row.header {
    border-bottom: 1px solid #000;
    font-weight: bold;
    margin-bottom: var(--spacing-xs);
}

.receipt-summary {
    margin: var(--spacing-md) 0;
    font-size: 12px;
}

.receipt-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
}

.receipt-summary-row.subtotal {
    border-bottom: 1px dashed #000;
    padding-bottom: var(--spacing-xs);
}

.receipt-summary-row.total {
    font-size: 14px;
    font-weight: bold;
    border-bottom: 2px solid #000;
    padding: var(--spacing-sm) 0;
}

.receipt-summary-row.payment {
    font-size: 11px;
    color: #666;
}

.receipt-footer {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 11px;
    color: #999;
    border-top: 2px dashed #000;
    padding-top: var(--spacing-md);
}

.receipt-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    justify-content: center;
}

.receipt-actions button {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-btn-bg);
    color: var(--color-btn-text);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all 0.2s ease;
}

.receipt-actions button:hover {
    background: var(--color-btn-hover);
    border-color: var(--color-primary);
}

.receipt-actions button.print {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.receipt-actions button.print:hover {
    background: #2563eb;
    border-color: #2563eb;
}

/* ===== SHIFT HISTORY SECTION ===== */
#history {
    display: none;
}

#history.active {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.history-filters {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.history-filters input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--color-input-bg);
    color: var(--color-text);
}

.shifts-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.shift-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.shift-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.shift-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: var(--spacing-sm);
}

.shift-card-title {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.shift-date {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
}

.shift-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.shift-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 700;
    white-space: nowrap;
}

.shift-status.completed {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.shift-status.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
}

.shift-card-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    font-weight: 600;
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

.shift-card-footer {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

/* ===== TRANSACTION HISTORY TABLE ===== */
.transactions-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.transactions-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-secondary);
}

.transactions-table thead {
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-bottom: 2px solid var(--color-border);
}

.transactions-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.transactions-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.transactions-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.05);
}

.transactions-table tbody tr:last-child {
    border-bottom: none;
}

.transactions-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.transactions-table td.amount {
    font-weight: var(--font-weight-semibold);
    color: var(--color-success);
    font-size: var(--font-size-base);
}

.item-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.15);
    color: var(--color-primary);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-xs);
}

.payment-badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-xs);
}

.view-receipt-btn {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.view-receipt-btn:hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    transform: scale(1.1);
}

/* ===== GROUPED TRANSACTION HISTORY BY DATE ===== */
#transactions-grouped-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.transaction-date-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.transaction-date-header {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.transaction-date-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.transaction-date-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-secondary);
}

.transaction-date-table thead {
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.15) 0%, rgba(37, 99, 235, 0.08) 100%);
    border-bottom: 2px solid var(--color-primary);
}

.transaction-date-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.transaction-date-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.transaction-date-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.08);
    box-shadow: inset 0 0 10px rgba(37, 99, 235, 0.05);
}

.transaction-date-table tbody tr:last-child {
    border-bottom: none;
}

.transaction-date-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.transaction-date-table td.amount {
    font-weight: var(--font-weight-semibold);
    color: var(--color-success);
    font-size: var(--font-size-base);
}

.shift-detail-modal-content {
    max-width: 600px;
    margin: 0 auto;
}

.shift-report {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.report-section {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.report-section h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-sm) 0;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
}

.report-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.field-label {
    color: var(--color-text-secondary);
    font-weight: 600;
}

.field-value {
    color: var(--color-text);
    font-weight: 700;
}

#history-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--color-text-secondary);
}

#history-empty svg {
    width: 64px;
    height: 64px;
    opacity: 0.5;
}

#history-empty p {
    font-size: var(--font-size-sm);
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        left: 0;
        top: 80px;
        width: 250px;
        height: calc(100vh - 80px);
        z-index: 40;
        transform: translateX(-100%);
        border-right: 1px solid var(--color-border);
        box-shadow: 4px 0 6px var(--color-shadow);
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Dashboard cards: 2 per row on tablets */
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 900px;
    }

}

/* ===== TABLET/MOBILE CART DRAWER ≤ 900px ===== */
@media (max-width: 900px) {
    .sales-container {
        grid-template-columns: 1fr;
        height: auto;
    }

    .sales-right {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        min-width: 0;
        background: var(--color-bg);
        border-top: 1px solid var(--color-border);
        padding: var(--spacing-lg);
        max-height: 50vh;
        overflow-y: auto;
        z-index: 30;
        box-shadow: 0 -10px 25px var(--color-shadow);
    }

    .cart-panel {
        box-shadow: none;
        border: none;
        border-radius: 0;
        height: 100%;
    }

    .sales-left {
        padding-bottom: calc(50vh + var(--spacing-lg));
    }
}

@media (max-width: 768px) {
    .app-header {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .header-left,
    .header-right {
        width: 100%;
    }

    .header-center {
        order: 3;
    }

    .search-input {
        max-width: 100%;
    }

    .content-area {
        padding: var(--spacing-lg);
    }

    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 800px;
        gap: var(--spacing-md);
    }

    .dashboard-charts {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .product-filters {
        grid-template-columns: 1fr;
    }

    .expense-item {
        grid-template-columns: 1fr auto;
    }

    .delete-expense-btn {
        order: -1;
    }

    .receipts-list {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

    .receipt-card {
        padding: var(--spacing-md);
    }

    .shifts-list {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .shift-card-stats {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .analytics-grid {
        grid-template-columns: 1fr;
    }

    /* .sales-container handled by ≤900px drawer block above */

    .data-table {
        font-size: var(--font-size-xs);
    }

    .data-table th,
    .data-table td {
        padding: var(--spacing-md);
    }

    .action-buttons {
        flex-direction: row;
        gap: var(--spacing-xs);
    }

    .icon-btn {
        width: 32px;
        height: 32px;
    }

    .add-to-cart-btn {
        width: 100%;
    }

    .modal-content {
        max-width: 95vw;
        border-radius: var(--radius-xl);
    }

    .shift-summary {
        grid-template-columns: 1fr;
    }
}

/* ===== TABLET OPTIMIZATION ===== */
@media (min-width: 640px) and (max-width: 1200px) {
    /* Modal form rows stack on tablet for better fit */
    .modal-form .form-row:not(.modal-buttons) {
        grid-template-columns: 1fr;
    }

    /* Dashboard: 2 cards per row */
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 900px;
        gap: var(--spacing-md);
    }
    
    .data-table th,
    .data-table td {
        padding: var(--spacing-md) var(--spacing-sm);
        font-size: var(--font-size-xs);
    }

    .product-image-cell {
        width: 45px;
    }

    .product-image-cell img,
    .product-image-cell .placeholder {
        width: 45px;
        height: 45px;
    }

    .action-buttons {
        gap: var(--spacing-xs);
    }

    .add-to-cart-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-xs);
    }

    .data-table {
        font-size: var(--font-size-xs);
    }

    .shift-status-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .shift-status-indicator {
        width: 100%;
        justify-content: flex-start;
    }

    .shift-timer-display {
        width: 100%;
        justify-content: space-between;
    }

    .shift-status-controls {
        width: 100%;
        justify-content: flex-start;
    }

    .shift-control-btn {
        flex: 1;
        justify-content: center;
    }

    .receipts-list {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .sales-item {
        padding: var(--spacing-lg) var(--spacing-xl);
        border-radius: var(--radius-lg);
        transition: all var(--transition-base);
    }

    .sales-item:hover {
        transform: translateX(6px);
    }

    .sales-item-header {
        padding-bottom: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
    }

    .sales-item-details {
        margin-top: var(--spacing-sm);
    }

    .receipt-card {
        padding: var(--spacing-md);
    }

    .receipt-modal-content {
        max-width: 90%;
        margin: 0 auto;
    }

    .receipt-layout {
        padding: var(--spacing-2xl);
        font-size: 13px;
        max-width: 100%;
    }

    .receipt-item {
        margin-bottom: var(--spacing-md);
    }

    .receipt-header {
        padding-bottom: var(--spacing-lg);
    }

    .shifts-list {
        grid-template-columns: 1fr;
    }

    .transaction-date-header {
        font-size: var(--font-size-base);
        padding: var(--spacing-md) var(--spacing-md);
    }

    .transaction-date-table th,
    .transaction-date-table td {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-xs);
    }

    .view-receipt-btn {
        padding: 0.25rem;
    }

    #transactions-grouped-container {
        gap: var(--spacing-lg);
    }

    .shift-card {
        padding: var(--spacing-md);
    }

    .shift-card-stats {
        grid-template-columns: 1fr 1fr;
    }

    .history-filters {
        flex-direction: column;
    }

    .history-filters input,
    .history-filters button {
        width: 100%;
    }

    .shift-detail-modal-content {
        max-width: 90%;
        margin: 0 auto;
    }

    .report-section {
        padding: var(--spacing-md);
    }
}

@media print {
    /* Page setup for receipt paper (80mm width x auto height) */
    @page {
        size: 80mm auto;
        margin: 0;
        padding: 0;
    }

    html {
        background: white !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
        height: auto !important;
    }

    body {
        background: white !important;
        color: black !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
        height: auto !important;
    }

    /* Hide all UI elements except receipt */
    #app,
    .app-container,
    .app-header,
    .sidebar,
    .sales-container,
    .main-content,
    .modal-backdrop,
    .modal-header,
    .modal-close,
    .receipt-actions,
    .modal-buttons,
    #shift-modal,
    #expense-modal,
    #shift-summary-modal,
    #delete-product-modal,
    #toast,
    .toast,
    .chatbot-toggle-btn,
    #chatbot-toggle-btn,
    #chatbot-modal,
    .loading-overlay {
        display: none !important;
        visibility: hidden !important;
    }

    /* Show only receipt modal & content */
    #receipt-modal,
    #receipt-modal.hidden {
        display: flex !important;
        visibility: visible !important;
        position: static !important;
        inset: auto !important;
        background: white !important;
        border: none !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        max-width: none !important;
        width: 100% !important;
        height: auto !important;
        margin: 0 auto !important;
        padding: 0 !important;
        overflow: visible !important;
        align-items: center !important;
        justify-content: center !important;
    }

    .modal-content.receipt-content,
    .modal-content.receipt-content.hidden {
        display: block !important;
        visibility: visible !important;
        position: static !important;
        background: white !important;
        border: none !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        max-width: 80mm !important;
        width: 80mm !important;
        height: auto !important;
        margin: 0 auto !important;
        padding: 0 !important;
        overflow: visible !important;
    }

    #receipt-content,
    #receipt-content.hidden {
        display: block !important;
        visibility: visible !important;
    }

    #receipt-content * {
        display: revert !important;
        visibility: visible !important;
    }

    /* Receipt styling */
    .receipt-layout {
        background: white !important;
        color: black !important;
        font-family: 'Courier New', monospace !important;
        margin: 0 !important;
        padding: 8mm !important;
        width: 80mm !important;
        max-width: 80mm !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        border: none !important;
        page-break-after: avoid !important;
    }

    .receipt-header {
        display: block !important;
        visibility: visible !important;
        border-bottom: 1px solid black !important;
        padding-bottom: 4mm !important;
        margin-bottom: 4mm !important;
        text-align: center !important;
    }

    .receipt-title {
        display: block !important;
        color: black !important;
        font-size: 16px !important;
        font-weight: bold !important;
        margin-bottom: 2mm !important;
    }

    .receipt-timestamp {
        display: block !important;
        color: black !important;
        font-size: 9px !important;
        margin-bottom: 2mm !important;
    }

    .receipt-items {
        display: block !important;
        visibility: visible !important;
        border: 1px solid black !important;
        border-top: 1px solid black !important;
        border-bottom: 1px solid black !important;
        color: black !important;
        padding: 4mm 0 !important;
        margin-bottom: 4mm !important;
    }

    .receipt-item {
        display: flex !important;
        visibility: visible !important;
        justify-content: space-between !important;
        margin-bottom: 2mm !important;
        padding: 0 3mm !important;
        flex-wrap: wrap !important;
    }

    #receipt-content .receipt-item-image,
    #receipt-content .receipt-item-image img {
        display: none !important;
        visibility: hidden !important;
        width: 0 !important;
        height: 0 !important;
        overflow: hidden !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .receipt-item-details {
        display: block !important;
        visibility: visible !important;
        flex: 1 !important;
    }

    .receipt-item-name {
        display: block !important;
        visibility: visible !important;
        color: black !important;
        flex: 1 !important;
        font-weight: normal !important;
        font-size: 12px !important;
    }

    .receipt-item-qty {
        display: inline !important;
        visibility: visible !important;
        color: black !important;
        font-size: 9px !important;
        margin: 0 2mm !important;
    }

    .receipt-item-price {
        display: inline !important;
        visibility: visible !important;
        color: black !important;
        font-weight: normal !important;
        font-size: 12px !important;
    }

    .receipt-totals {
        display: block !important;
        visibility: visible !important;
        margin-bottom: 4mm !important;
    }

    .receipt-total-row {
        display: flex !important;
        visibility: visible !important;
        justify-content: space-between !important;
        color: black !important;
        font-size: 10px !important;
        padding: 1.5mm 0 !important;
    }

    .receipt-total-row span {
        display: inline !important;
        visibility: visible !important;
        color: black !important;
    }

    .receipt-total-final {
        display: flex !important;
        visibility: visible !important;
        justify-content: space-between !important;
        border-top: 2px solid black !important;
        border-bottom: 2px solid black !important;
        padding: 2mm 0 !important;
        margin: 2mm 0 !important;
        font-weight: bold !important;
        color: black !important;
    }

    .receipt-footer {
        display: block !important;
        visibility: visible !important;
        border-top: 1px solid black !important;
        padding-top: 4mm !important;
        text-align: center !important;
        font-size: 9px !important;
        color: black !important;
        margin-top: 4mm !important;
    }

    .receipt-footer * {
        display: block !important;
        visibility: visible !important;
        color: black !important;
    }
}

/* ===== PRODUCT INFO MODAL & INFO BUTTON ===== */

/* Info Button Styling - icon variant */
.icon-btn.info-btn {
    background: rgba(6, 182, 212, 0.08);
    color: var(--color-info);
    border-color: rgba(6, 182, 212, 0.3);
}

.icon-btn.info-btn:hover {
    background: var(--color-info);
    color: white;
    border-color: var(--color-info);
    transform: var(--hover-lift);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.35);
}

.icon-btn.info-btn:active,
.icon-btn.edit-btn:active,
.icon-btn.delete-btn:active {
    transform: var(--active-press);
}

/* Product Info Modal */
.product-info-content {
    max-width: 850px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
}

.product-info-container {
    padding: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.product-info-header {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(99, 102, 241, 0.05));
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    align-items: flex-start;
}

.product-info-image {
    width: 130px;
    height: 130px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product-info-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-info-details {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: var(--spacing-lg);
}

.product-info-details h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
    word-break: break-word;
}

.product-info-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    width: 100%;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--color-bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    min-width: 0;
}

.stat-item:hover {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), transparent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.stat-label {
    font-size: 10px;
    color: var(--color-text-secondary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    word-break: break-word;
}

.stat-value.currency {
    color: var(--color-primary);
}

.stat-value.profit {
    color: #10b981;
}

/* Sales History Section */
.product-info-sales-history {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-info-sales-history h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

.sales-history-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 350px;
    overflow-y: auto;
    padding-right: var(--spacing-xs);
}

.sales-history-list::-webkit-scrollbar {
    width: 6px;
}

.sales-history-list::-webkit-scrollbar-track {
    background: var(--color-bg-tertiary);
    border-radius: 3px;
}

.sales-history-list::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.sales-history-list::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-tertiary);
}

.sale-history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all 0.2s ease;
    animation: slideIn 0.3s ease forwards;
}

.sale-history-item:hover {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), transparent);
    transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.sale-history-time {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 600;
    min-width: 150px;
}

.sale-history-detail {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-left: auto;
}

.sale-quantity {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    background: rgba(59, 130, 246, 0.1);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
}

.sale-amount {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: #10b981;
}

.empty-history {
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    background: var(--color-bg-primary);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--color-border);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-info-content {
        max-width: 95%;
    }

    .product-info-header {
        grid-template-columns: 110px 1fr;
        gap: var(--spacing-md);
        padding: var(--spacing-lg);
    }

    .product-info-image {
        width: 110px;
        height: 110px;
    }

    .product-info-details h3 {
        font-size: var(--font-size-lg);
    }

    .product-info-stats {
        grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    }

    .stat-value {
        font-size: var(--font-size-md);
    }

    .stat-label {
        font-size: 9px;
    }
}

@media (max-width: 768px) {
    .product-info-content {
        max-width: 100%;
        width: 95%;
    }

    .product-info-header {
        grid-template-columns: 100px 1fr;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }

    .product-info-image {
        width: 100px;
        height: 100px;
    }

    .product-info-container {
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }

    .product-info-details h3 {
        font-size: var(--font-size-base);
    }

    .product-info-stats {
        grid-template-columns: repeat(auto-fit, minmax(95px, 1fr));
        gap: var(--spacing-sm);
    }

    .stat-item {
        padding: var(--spacing-sm);
    }

    .stat-value {
        font-size: var(--font-size-sm);
    }

    .stat-label {
        font-size: 8px;
    }

    .sale-history-detail {
        flex-direction: column;
        align-items: flex-end;
        gap: var(--spacing-xs);
    }

    .sale-quantity {
        width: 100%;
        text-align: right;
        font-size: var(--font-size-xs);
    }

    .sale-history-time {
        min-width: auto;
        font-size: var(--font-size-xs);
    }

    .sale-history-item {
        padding: var(--spacing-sm) var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .product-info-content {
        max-width: 100%;
        width: 98%;
    }

    .product-info-header {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }

    .product-info-image {
        width: 100%;
        height: 150px;
        margin: 0;
    }

    .product-info-container {
        padding: var(--spacing-md);
        gap: var(--spacing-md);
    }

    .product-info-details h3 {
        font-size: var(--font-size-base);
    }

    .product-info-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .stat-item {
        padding: var(--spacing-sm);
    }

    .stat-value {
        font-size: var(--font-size-sm);
    }

    .stat-label {
        font-size: 8px;
    }

    .action-buttons {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .icon-btn {
        width: 32px;
        height: 32px;
    }

    .icon-btn svg {
        width: 15px;
        height: 15px;
    }

    .product-info-sales-history h4 {
        font-size: var(--font-size-base);
    }

    .sale-history-item {
        padding: var(--spacing-sm);
        gap: var(--spacing-xs);
    }

    .sale-history-time {
        font-size: 11px;
    }

    .sale-quantity {
        font-size: 11px;
    }

    .sale-amount {
        font-size: 11px;
    }
}

/* ===== CHATBOT STYLES ===== */

/* Chatbot Floating Button */
.chatbot-toggle-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 9999;
    padding: 0;
}

.chatbot-toggle-btn.hidden {
    display: none !important;
}

.chatbot-toggle-btn:hover:not(:disabled) {
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.5);
}

.chatbot-toggle-btn:active:not(:disabled) {
    transform: scale(0.95);
}

/* Low Stock Badge */
.chatbot-stock-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, var(--color-danger) 0%, #dc2626 100%);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
    }
    50% {
        box-shadow: 0 2px 16px rgba(239, 68, 68, 0.8);
    }
}

/* Chatbot Modal Panel */
.chatbot-panel {
    position: fixed;
    bottom: 5.5rem;
    right: 2rem;
    width: 380px;
    height: 600px;
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 9998;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Chatbot Header */
.chatbot-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.chatbot-header h3 {
    color: white !important;
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.chatbot-header-content h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: white;
}

.chatbot-header-content {
    flex: 1;
}

.chatbot-subtitle {
    margin: var(--spacing-xs) 0 0 0;
    font-size: var(--font-size-xs);
    opacity: 0.95;
    color: white;
}

.chatbot-header .modal-close {
    color: rgba(255, 255, 255, 0.7);
    width: 2rem;
    height: 2rem;
}

.chatbot-header .modal-close:hover {
    color: white;
}

/* Messages Container */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    background: var(--color-bg-secondary);
}

.chatbot-messages::-webkit-scrollbar {
    width: 6px;
}

.chatbot-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background: rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-full);
}

.chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(37, 99, 235, 0.4);
}

/* Individual Messages */
.chatbot-message {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-content {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    max-width: 90%;
    word-wrap: break-word;
    font-weight: 500;
}

.message-user {
    align-self: flex-end;
}

.message-user .message-content {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: var(--radius-lg) var(--radius-sm) var(--radius-lg) var(--radius-lg);
}

.message-assistant {
    align-self: flex-start;
}

.message-assistant .message-content {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm) var(--radius-lg) var(--radius-lg) var(--radius-lg);
    font-weight: 500;
}

.message-loading .message-content {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.message-loading .dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: rgba(37, 99, 235, 0.6);
    animation: bounce 1.4s infinite;
}

.message-loading .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.message-loading .dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    0%, 80%, 100% {
        transform: scale(1);
        opacity: 0.6;
    }
    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* Input Area */
.chatbot-input-area {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.chatbot-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-sans);
    transition: all 0.2s ease;
    resize: none;
    color: var(--color-text);
    background: var(--color-bg);
}

.chatbot-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.chatbot-input::placeholder {
    color: #9ca3af;
    opacity: 1;
}

.chatbot-send-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.chatbot-send-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.chatbot-send-btn:active:not(:disabled) {
    transform: translateY(0);
}

.chatbot-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .chatbot-panel {
        bottom: 5rem;
        right: 1rem;
        width: 340px;
        height: 550px;
    }

    .chatbot-toggle-btn {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 52px;
        height: 52px;
    }
}

@media (max-width: 768px) {
    .chatbot-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
        animation: slideUpFull 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    @keyframes slideUpFull {
        from {
            opacity: 0;
            transform: translateY(100%);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .chatbot-toggle-btn {
        bottom: 1.5rem;
        right: 1rem;
        width: 56px;
        height: 56px;
    }

    .chatbot-messages {
        padding: var(--spacing-md);
    }

    .message-content {
        max-width: 85%;
    }
}

@media (max-width: 480px) {
    .chatbot-panel {
        bottom: 0;
        left: 0;
        right: 0;
        top: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
    }

    .chatbot-header-content h3 {
        font-size: var(--font-size-base);
    }

    .chatbot-subtitle {
        font-size: 11px;
    }

    .chatbot-toggle-btn {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
    }

    .chatbot-messages {
        padding: var(--spacing-md);
    }

    .message-content {
        font-size: 13px;
        max-width: 90%;
    }

    .chatbot-input-area {
        gap: var(--spacing-xs);
        padding: var(--spacing-md);
    }

    .chatbot-send-btn {
        width: 36px;
        height: 36px;
    }

    .chatbot-send-btn svg {
        width: 18px;
        height: 18px;
    }
}


/* ============================================================
   LANDING PAGE — ZhayPOS Premium SaaS Landing
   All classes prefixed with `lp-` to avoid any collisions.
   Uses the existing --color-* and --spacing-* variables.
   ============================================================ */

/* ── State helpers ── */
.lp-gone { display: none !important; }

/* ── Root wrapper ── */
.lp-root {
    min-height: 100vh;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    overflow-x: hidden;
}

/* ── Shared container ── */
.lp-container {
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 4vw, 4rem);
}

/* ── Section badge pill ── */
.lp-section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(139, 92, 246, 0.12);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: var(--color-primary-light);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.25rem;
}

/* ── Section headings ── */
.lp-section-title {
    font-size: clamp(1.75rem, 2.5vw + 1rem, 2.5rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.lp-section-desc {
    font-size: clamp(1rem, 1.5vw + 0.5rem, 1.125rem);
    color: var(--color-text-secondary);
    max-width: 520px;
    line-height: 1.65;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

/* ── Gradient text accent ── */
.lp-gradient-text {
    background: linear-gradient(135deg, #a78bfa 0%, #818cf8 50%, #60a5fa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ── Buttons ── */
.lp-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-sans);
    padding: 0.7rem 1.6rem;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.35);
    white-space: nowrap;
}
.lp-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(139, 92, 246, 0.5);
    filter: brightness(1.08);
}
.lp-btn-primary:active { transform: translateY(0); }

.lp-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-sans);
    padding: 0.7rem 1.6rem;
    cursor: pointer;
    transition: color 160ms ease, border-color 160ms ease, background 160ms ease, transform 160ms ease;
    white-space: nowrap;
}
.lp-btn-ghost:hover {
    color: var(--color-text);
    border-color: var(--color-primary);
    background: rgba(139, 92, 246, 0.06);
    transform: translateY(-1px);
}

.lp-btn-lg {
    font-size: clamp(0.9rem, 1.2vw + 0.3rem, 1.05rem);
    padding: 0.85rem 2rem;
}

/* ════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════ */
.lp-nav {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(139, 92, 246, 0.1);
    transition: background 200ms ease, backdrop-filter 200ms ease, box-shadow 200ms ease;
}
.lp-nav.lp-nav-scrolled {
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(139, 92, 246, 0.15), 0 4px 24px rgba(0,0,0,0.35);
}

.lp-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin-inline: auto;
    padding: 1rem clamp(1.25rem, 4vw, 4rem);
    height: 68px;
}

/* Logo */
.lp-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    user-select: none;
}
.lp-logo-icon {
    font-size: 1.4rem;
    line-height: 1;
}
.lp-logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -0.02em;
}

/* Nav actions */
.lp-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Hamburger */
.lp-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: background 160ms ease;
}
.lp-hamburger:hover { background: rgba(139,92,246,0.1); }
.lp-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-secondary);
    border-radius: 2px;
    transition: transform 200ms ease, opacity 200ms ease, background 200ms ease;
}
.lp-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.lp-hamburger.open span:nth-child(2) { opacity: 0; }
.lp-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.lp-mobile-menu {
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem clamp(1.25rem, 4vw, 4rem) 1.5rem;
    background: rgba(15, 23, 42, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    animation: lpSlideDown 180ms ease;
}
.lp-mobile-menu.open { display: flex; }

.lp-mobile-link {
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    font-weight: var(--font-weight-medium);
    padding: 0.8rem 1.2rem;
    text-align: left;
    cursor: pointer;
    transition: color 160ms, border-color 160ms, background 160ms;
}
.lp-mobile-link:hover { color: var(--color-text); border-color: var(--color-border); background: rgba(255,255,255,0.04); }
.lp-mobile-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: #fff !important;
    border-color: transparent !important;
    text-align: center;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
}

/* ════════════════════════════════════════
   HERO
   ════════════════════════════════════════ */
.lp-hero {
    position: relative;
    padding: clamp(5rem, 10vw, 9rem) 0 clamp(4rem, 8vw, 7rem);
    text-align: center;
    overflow: hidden;
}

.lp-hero .lp-container { position: relative; z-index: 2; }

.lp-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.25);
    color: var(--color-primary-light);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 2rem;
    animation: lpFadeUp 0.6s ease both;
}

.lp-hero-title {
    font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.08;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    animation: lpFadeUp 0.6s 0.1s ease both;
}

.lp-hero-desc {
    font-size: clamp(1rem, 1.5vw + 0.4rem, 1.2rem);
    color: var(--color-text-secondary);
    max-width: 560px;
    margin-inline: auto;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    animation: lpFadeUp 0.6s 0.2s ease both;
}

.lp-hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: clamp(3rem, 6vw, 5rem);
    animation: lpFadeUp 0.6s 0.3s ease both;
}

/* ── Mockup ── */
.lp-hero-mockup {
    max-width: 860px;
    margin-inline: auto;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 0 0 1px rgba(139,92,246,0.15), 0 32px 80px rgba(0,0,0,0.5), 0 0 120px rgba(139,92,246,0.1);
    animation: lpFadeUp 0.7s 0.4s ease both;
}

.lp-mockup-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    padding: 0.65rem 1rem;
}
.lp-dot {
    width: 11px; height: 11px;
    border-radius: 50%;
    flex-shrink: 0;
}
.lp-dot-red    { background: #ef4444; }
.lp-dot-yellow { background: #f59e0b; }
.lp-dot-green  { background: #10b981; }
.lp-mockup-url {
    flex: 1;
    text-align: center;
    font-size: 0.725rem;
    color: var(--color-text-tertiary);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 0.2rem 0.8rem;
    max-width: 240px;
    margin-inline: auto;
}

.lp-mockup-body {
    display: flex;
    background: var(--color-bg);
    min-height: 320px;
}

.lp-mockup-sidebar {
    width: 56px;
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    padding: 1rem 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    flex-shrink: 0;
}
.lp-mock-sitem {
    height: 8px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-tertiary);
}
.lp-mock-sitem-active { background: rgba(139,92,246,0.5); }

.lp-mockup-main {
    flex: 1;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lp-mock-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}
.lp-mock-stat {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.lp-mock-stat-val {
    height: 20px;
    border-radius: 4px;
    width: 70%;
}
.lp-mock-stat-lbl {
    height: 8px;
    border-radius: 4px;
    background: var(--color-bg-tertiary);
    width: 90%;
}
.lp-mock-stat-purple { background: linear-gradient(90deg, rgba(139,92,246,0.7), rgba(139,92,246,0.3)); }
.lp-mock-stat-green  { background: linear-gradient(90deg, rgba(16,185,129,0.7), rgba(16,185,129,0.3)); }
.lp-mock-stat-blue   { background: linear-gradient(90deg, rgba(59,130,246,0.7), rgba(59,130,246,0.3)); }
.lp-mock-stat-orange { background: linear-gradient(90deg, rgba(245,158,11,0.7), rgba(245,158,11,0.3)); }

.lp-mock-chart {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    display: flex;
    align-items: flex-end;
    gap: 0.4rem;
    height: 120px;
}
.lp-mock-bar {
    flex: 1;
    background: linear-gradient(180deg, rgba(139,92,246,0.7) 0%, rgba(139,92,246,0.2) 100%);
    border-radius: 4px 4px 0 0;
    transition: height 1s ease;
}

.lp-mock-table {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.lp-mock-row {
    height: 30px;
    border-bottom: 1px solid var(--color-border);
    padding: 0 0.75rem;
    background: repeating-linear-gradient(90deg, var(--color-bg-tertiary) 0, var(--color-bg-tertiary) 20%, transparent 20%, transparent 25%);
    background-size: 120px 100%;
}
.lp-mock-row:last-child { border-bottom: none; }
.lp-mock-row-head { background: var(--color-bg-tertiary); height: 26px; }

/* Background glow blobs */
.lp-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: 1;
    opacity: 0.18;
}
.lp-blob-1 {
    width: clamp(300px, 50vw, 600px);
    height: clamp(300px, 50vw, 600px);
    background: radial-gradient(circle, #8b5cf6, transparent 70%);
    top: -20%;
    left: -10%;
}
.lp-blob-2 {
    width: clamp(200px, 35vw, 400px);
    height: clamp(200px, 35vw, 400px);
    background: radial-gradient(circle, #60a5fa, transparent 70%);
    top: 10%;
    right: -8%;
}

/* ════════════════════════════════════════
   FEATURES
   ════════════════════════════════════════ */
.lp-features {
    padding: clamp(5rem, 8vw, 8rem) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(139,92,246,0.03) 50%, transparent 100%);
}

.lp-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

.lp-feature-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 3vw, 2rem);
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
    cursor: default;
}
.lp-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
    border-color: rgba(139,92,246,0.3);
}

.lp-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.lp-icon-purple { background: rgba(139,92,246,0.15); color: #a78bfa; }
.lp-icon-green  { background: rgba(16,185,129,0.15);  color: #34d399; }
.lp-icon-blue   { background: rgba(59,130,246,0.15);  color: #60a5fa; }
.lp-icon-orange { background: rgba(245,158,11,0.15);  color: #fbbf24; }
.lp-icon-teal   { background: rgba(6,182,212,0.15);   color: #22d3ee; }
.lp-icon-rose   { background: rgba(244,63,94,0.15);   color: #fb7185; }

.lp-feature-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.lp-feature-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* ════════════════════════════════════════
   HOW IT WORKS
   ════════════════════════════════════════ */
.lp-how {
    padding: clamp(5rem, 8vw, 8rem) 0;
}

.lp-steps {
    display: flex;
    align-items: flex-start;
    gap: clamp(1rem, 3vw, 2rem);
}

.lp-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: clamp(1.5rem, 3vw, 2rem);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: border-color 200ms ease, box-shadow 200ms ease;
}
.lp-step:hover {
    border-color: rgba(139,92,246,0.3);
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.lp-step-num {
    font-size: clamp(2rem, 3vw, 2.75rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--color-primary), #60a5fa);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lp-step-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.lp-step-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.65;
}

.lp-step-connector {
    width: clamp(1.5rem, 3vw, 2.5rem);
    height: 2px;
    background: linear-gradient(90deg, rgba(139,92,246,0.4), rgba(96,165,250,0.4));
    border-radius: 2px;
    margin-top: clamp(2.5rem, 4vw, 3.5rem);
    flex-shrink: 0;
}

/* ════════════════════════════════════════
   CTA
   ════════════════════════════════════════ */
.lp-cta {
    padding: clamp(5rem, 8vw, 8rem) 0;
}

.lp-cta-card {
    position: relative;
    background: linear-gradient(135deg, rgba(139,92,246,0.12) 0%, rgba(96,165,250,0.08) 100%);
    border: 1px solid rgba(139,92,246,0.25);
    border-radius: var(--radius-2xl);
    padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
    text-align: center;
    overflow: hidden;
}

.lp-cta-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(139,92,246,0.2), transparent);
    pointer-events: none;
}

.lp-cta-title {
    position: relative;
    font-size: clamp(1.75rem, 3vw + 0.5rem, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-text);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.lp-cta-desc {
    position: relative;
    font-size: clamp(0.95rem, 1.2vw + 0.4rem, 1.1rem);
    color: var(--color-text-secondary);
    max-width: 480px;
    margin-inline: auto;
    line-height: 1.65;
    margin-bottom: 2.25rem;
}

.lp-cta-card .lp-btn-primary { position: relative; }

.lp-cta-note {
    position: relative;
    margin-top: 1rem;
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* ════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════ */
.lp-footer {
    border-top: 1px solid var(--color-border);
    padding: 2.25rem 0;
    background: var(--color-bg-secondary);
}

.lp-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.lp-footer-brand {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 1.05rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
}

.lp-footer-copy {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.lp-footer-links {
    display: flex;
    gap: 0.5rem;
}

.lp-footer-link {
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-md);
    transition: color 160ms, background 160ms;
}
.lp-footer-link:hover { color: var(--color-text); background: rgba(255,255,255,0.05); }

/* ════════════════════════════════════════
   TRANSITION — Landing → Auth
   ════════════════════════════════════════ */
.lp-root {
    transition: opacity 200ms ease, transform 200ms ease;
}
.lp-root.lp-exiting {
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
}

/* Auth container entrance animation from landing */
#auth-container.lp-entering {
    animation: lpAuthEnter 260ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ════════════════════════════════════════
   KEYFRAMES
   ════════════════════════════════════════ */
@keyframes lpFadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes lpSlideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes lpAuthEnter {
    from { opacity: 0; transform: translateY(20px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ════════════════════════════════════════
   LANDING PAGE RESPONSIVE
   ════════════════════════════════════════ */
@media (max-width: 860px) {
    .lp-mock-stats { grid-template-columns: repeat(2, 1fr); }
    .lp-mock-chart { height: 80px; }
}

@media (max-width: 768px) {
    .lp-nav-actions { display: none; }
    .lp-hamburger { display: flex; }

    .lp-steps {
        flex-direction: column;
    }
    .lp-step-connector {
        width: 2px;
        height: 2rem;
        margin-top: 0;
        background: linear-gradient(180deg, rgba(139,92,246,0.4), rgba(96,165,250,0.4));
    }
    .lp-footer-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .lp-footer-copy { order: 3; }
    .lp-footer-links { order: 2; }
    .lp-hero-actions { flex-direction: column; align-items: stretch; }
    .lp-hero-actions .lp-btn-primary,
    .lp-hero-actions .lp-btn-ghost { justify-content: center; }
}

@media (max-width: 560px) {
    .lp-hero-mockup { border-radius: 0.75rem; }
    .lp-mockup-body { min-height: 220px; }
    .lp-mockup-sidebar { display: none; }
    .lp-mock-stats { grid-template-columns: repeat(2, 1fr); }
    .lp-mock-chart { height: 60px; }
    .lp-mock-table { display: none; }
    .lp-features-grid { grid-template-columns: 1fr; }
}

/* Light mode overrides */
@media (prefers-color-scheme: light) {
    .lp-nav.lp-nav-scrolled {
        background: rgba(255, 255, 255, 0.9);
        box-shadow: 0 1px 0 var(--color-border), 0 4px 16px rgba(0,0,0,0.06);
    }
    .lp-mobile-menu {
        background: rgba(255, 255, 255, 0.98);
    }
    .lp-blob-1 { opacity: 0.08; }
    .lp-blob-2 { opacity: 0.06; }
    .lp-cta-card {
        background: linear-gradient(135deg, rgba(139,92,246,0.06) 0%, rgba(96,165,250,0.04) 100%);
    }
    .lp-mock-bar {
        background: linear-gradient(180deg, rgba(139,92,246,0.5) 0%, rgba(139,92,246,0.15) 100%);
    }
}

/* ============================================================
   AUTH PAGE REDESIGN  Premium 2-col layout
   ============================================================ */

/* Wider card */
.auth-wrapper {
    max-width: 560px;
    width: 100%;
}

/* Header polish */
.auth-logo-mark {
    font-size: 2rem;
    line-height: 1;
    display: block;
    margin-bottom: 0.5rem;
}

/* Refined card */
.auth-card {
    padding: 2.5rem 2.75rem;
    box-shadow:
        0 0 0 1px rgba(139, 92, 246, 0.12),
        0 4px 6px -1px rgba(0, 0, 0, 0.3),
        0 24px 48px -8px rgba(0, 0, 0, 0.5);
}

/* Tighter form gap */
.auth-form {
    gap: 1.1rem;
}

/* Password row  single col by default (login), 2-col in signup */
.auth-pw-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.1rem;
}

.auth-pw-row:has(#confirm-password-group:not(.hidden)) {
    grid-template-columns: 1fr 1fr;
}

/* Ensure inner form-groups fill their cell and don't collapse */
.auth-pw-row .form-group {
    min-width: 0;
    margin-bottom: 0;
}

/* Strength bar  compact strip */
.password-strength-container {
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.password-strength-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.72rem;
    color: var(--color-text-muted, #94a3b8);
    font-weight: 500;
}

#password-strength-text {
    font-weight: 700;
}

.password-strength-bar {
    height: 4px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    overflow: hidden;
}

.password-strength-fill {
    height: 100%;
    border-radius: 999px;
    width: 0%;
    transition: width 0.3s ease, background-color 0.3s ease;
}

/* Requirements  2-col grid, very compact */
.password-requirements {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.3rem 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: 0.5rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    list-style: none;
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    color: var(--color-text-muted, #94a3b8);
    padding: 0.15rem 0;
}

.requirement-item.met {
    color: #4ade80;
}

.requirement-item.met .requirement-icon circle {
    stroke: #4ade80;
    fill: rgba(74, 222, 128, 0.15);
}

.requirement-icon {
    flex-shrink: 0;
    opacity: 0.7;
}

.requirement-item.met .requirement-icon {
    opacity: 1;
}

/* Submit button full-width override */
.auth-submit-btn-full {
    width: 100%;
    margin-top: 0.25rem;
}

/* Label refinement */
.auth-form .form-group > label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted, #94a3b8);
    margin-bottom: 0.35rem;
    display: block;
}

/* Input focus ring */
.auth-form .form-input:focus {
    outline: none;
    border-color: var(--color-primary, #8b5cf6);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.18);
}

/* ---- Mobile: collapse to single column below 520px ---- */
@media (max-width: 520px) {
    .auth-card {
        padding: 1.75rem 1.25rem;
    }

    .auth-wrapper {
        max-width: 100%;
        padding: 0 1rem;
    }

    .auth-pw-row,
    .auth-pw-row:has(#confirm-password-group:not(.hidden)) {
        grid-template-columns: 1fr !important;
    }

    .password-requirements {
        grid-template-columns: 1fr;
    }
}

/*  Auth Back Button  */
.auth-card {
    position: relative; /* anchor for back button */
}

.auth-back-btn {
    position: absolute;
    top: 1rem;
    left: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.65rem 0.35rem 0.5rem;
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: 0.5rem;
    background: rgba(139, 92, 246, 0.07);
    color: var(--color-text-muted, #94a3b8);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 120ms ease, background 120ms ease, border-color 120ms ease, transform 120ms ease;
    text-decoration: none;
    font-family: var(--font-sans, 'Inter', sans-serif);
}

.auth-back-btn svg {
    flex-shrink: 0;
    transition: transform 120ms ease;
}

.auth-back-btn:hover {
    color: var(--color-primary, #8b5cf6);
    background: rgba(139, 92, 246, 0.14);
    border-color: rgba(139, 92, 246, 0.45);
    transform: translateX(-1px);
}

.auth-back-btn:hover svg {
    transform: translateX(-2px);
}

.auth-back-btn:active {
    transform: translateX(-2px);
    background: rgba(139, 92, 246, 0.2);
}