/* ================================================
   KITA - Bank Document Processing UI
   Modern, Professional Design System
   ================================================ */

/* CSS Variables */
:root {
    /* Colors - Dark theme */
    --color-primary: #418D62;
    --color-primary-dark: #469168;
    --color-primary-light: #D8F3DC;
    --color-primary-glow: rgba(65, 141, 98, 0.3);
    
    /* Accent color - Yellow */
    --color-highlight: #F4D35E;
    --color-highlight-dark: #e6c44a;
    --color-highlight-light: #f8dc7a;
    --color-highlight-glow: rgba(244, 211, 94, 0.3);
    
    /* Background - Dark theme */
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --bg-card-hover: #252525;
    --bg-sidebar: #151515;
    --bg-input: #1f1f1f;
    
    /* Text colors - Light for dark background */
    --text-primary: #f5f5f5;
    --text-secondary: #d4d4d4;
    --text-muted: #a3a3a3;
    
    /* Status colors */
    --color-success: #418D62;
    --color-success-bg: rgba(65, 141, 98, 0.15);
    --color-error: #ef4444;
    --color-error-bg: rgba(239, 68, 68, 0.15);
    --color-warning: #f59e0b;
    --color-warning-bg: rgba(245, 158, 11, 0.15);
    --color-info: #F4D35E;
    --color-info-bg: rgba(244, 211, 94, 0.15);
    
    /* Borders - Dark theme */
    --border-color: #333333;
    --border-color-light: #2a2a2a;
    
    /* Shadows - Dark theme */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--color-primary-glow);
    
    /* Typography */
    --font-heading: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Public Sans', monospace;
    
    /* Spacing */
    --sidebar-width: 280px;
    --header-height: 70px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Pattern - dark theme */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 0%, rgba(65, 141, 98, 0.08) 0%, transparent 80%),
        radial-gradient(ellipse at 80% 100%, rgba(244, 211, 94, 0.05) 0%, transparent 80%);
    pointer-events: none;
    z-index: -1;
}

/* App Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 2px solid var(--border-color-light);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.3);
}

.logo-container {
    padding: 24px;
    border-bottom: 2px solid var(--border-color-light);
    background: var(--bg-sidebar);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo {
    width: 140px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(65, 141, 98, 0.2));
}

.nav-menu {
    padding: 16px 12px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    margin-bottom: 4px;
}

.nav-item:hover {
    background: rgba(65, 141, 98, 0.1);
    color: var(--text-primary);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(65, 141, 98, 0.3);
}

.nav-icon {
    font-size: 0.6rem;
    color: var(--color-highlight);
    margin-right: 8px;
}



/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 32px 40px;
    min-height: 100vh;
}

/* Content Sections */
.content-section {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.content-section.active {
    display: block;
}

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

/* Section Header */
.section-header {
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.section-header h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.header-actions {
    display: flex;
    gap: 12px;
}

/* File Document Type Dropdown (per file in queue) */
.file-doc-type {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--text-primary);
    cursor: pointer;
    min-width: 140px;
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a3a3a3' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: 28px;
}

.file-doc-type:hover {
    border-color: var(--color-primary);
}

.file-doc-type:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-glow);
}

.file-doc-type option {
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 8px;
}

.file-doc-type option:disabled {
    color: var(--text-muted);
    opacity: 0.5;
    cursor: not-allowed;
}

/* Document Limit Notification */
.limit-notification {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(65, 141, 98, 0.1) 100%);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    margin: 0 auto 32px;
    max-width: 600px;
    text-align: center;
    animation: fadeInScale 0.5s ease-out;
    box-shadow: 0 8px 32px rgba(65, 141, 98, 0.2);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.limit-notification-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.limit-notification-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.limit-notification-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(65, 141, 98, 0.3));
}

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

.limit-notification-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    font-family: var(--font-heading);
}

.limit-notification-message {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
    max-width: 480px;
}

.limit-notification-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--color-primary);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 16px rgba(65, 141, 98, 0.3);
    margin-top: 8px;
}

.limit-notification-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(65, 141, 98, 0.4);
}

.limit-notification-btn:active {
    transform: translateY(0);
}

.limit-notification-btn-text {
    font-size: 1.05rem;
}

.limit-notification-btn-arrow {
    font-size: 1.3rem;
    transition: transform var(--transition-fast);
}

.limit-notification-btn:hover .limit-notification-btn-arrow {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .limit-notification {
        padding: 36px 24px;
    }
    
    .limit-notification-title {
        font-size: 1.6rem;
    }
    
    .limit-notification-message {
        font-size: 1rem;
    }
    
    .limit-notification-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Upload Area */
.upload-area-container {
    margin-bottom: 32px;
}

/* Dropzone - simplified */
.dropzone {
    border: 3px dashed var(--border-color);
    border-radius: var(--radius-xl);
    padding: 64px 32px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: var(--bg-card);
    max-width: 600px;
    margin: 0 auto;
}

.dropzone:hover,
.dropzone.drag-over {
    border-color: var(--color-primary);
    background: rgba(65, 141, 98, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(65, 141, 98, 0.2);
}

.dropzone.drag-over {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 32px rgba(65, 141, 98, 0.3);
}

.dropzone-icon {
    color: var(--color-primary);
    margin-bottom: 24px;
    opacity: 0.7;
    transition: all var(--transition-normal);
}

.dropzone:hover .dropzone-icon,
.dropzone.drag-over .dropzone-icon {
    opacity: 1;
    transform: scale(1.1);
}

.dropzone-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.dropzone-subtext {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 16px;
}

.browse-link {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 2px;
    transition: all var(--transition-fast);
}

.browse-link:hover {
    color: var(--color-highlight-dark);
    border-color: var(--color-highlight);
    background: rgba(234, 217, 57, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.dropzone-formats {
    margin-top: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-body);
    letter-spacing: 0.5px;
}



/* File Queue - simplified */
.file-queue-container {
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.file-queue-header {
    padding: 16px 20px;
    border-bottom: 2px solid var(--border-color-light);
    background: linear-gradient(135deg, var(--bg-sidebar) 0%, var(--bg-card) 100%);
}

.file-queue-header h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
}

.file-list {
    list-style: none;
    max-height: 300px;
    overflow-y: auto;
}

.file-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.file-list-item:last-child {
    border-bottom: none;
}

.file-list-item:hover {
    background: var(--bg-card-hover);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.file-icon {
    font-size: 1.4rem;
}

.file-name {
    font-weight: 500;
    font-size: 0.95rem;
}

.file-size {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.file-source {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 999px;
    font-weight: 500;
}

.file-source.direct {
    background: var(--color-info-bg);
    color: var(--color-info);
}



.file-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.file-remove:hover {
    background: var(--color-error-bg);
    color: var(--color-error);
}

/* File Actions Container */
.file-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Password Protected File Styling */
.file-list-item.password-protected {
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.05) 0%, transparent 100%);
    border-left: 3px solid var(--color-warning);
    margin-left: -3px;
    padding-left: calc(20px - 3px);
}

.password-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    padding: 2px 8px;
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border-radius: 999px;
    font-weight: 600;
    margin-left: 8px;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.password-checking {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    padding: 2px 8px;
    background: var(--color-info-bg);
    color: var(--color-info);
    border-radius: 999px;
    font-weight: 500;
    margin-left: 8px;
    animation: checkingPulse 1.5s ease-in-out infinite;
}

@keyframes checkingPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Password Input Container */
.password-input-container {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.password-input {
    background: var(--bg-input);
    border: 1px solid var(--color-warning);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--text-primary);
    width: 140px;
    transition: all var(--transition-fast);
    flex: 0 0 auto;
}

.password-input::placeholder {
    color: var(--text-muted);
    font-family: var(--font-body);
}

.password-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.password-input.has-password {
    border-color: var(--color-warning);
    background: rgba(245, 158, 11, 0.1);
}

.password-input.has-password:focus {
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.password-input.password-valid {
    border-color: var(--color-success);
    background: rgba(65, 141, 98, 0.15);
}

.password-input.password-valid:focus {
    box-shadow: 0 0 0 3px rgba(65, 141, 98, 0.3);
}

.password-input.password-invalid {
    border-color: var(--color-error);
    background: rgba(239, 68, 68, 0.15);
}

.password-input.password-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

.password-input-container.has-error .password-input {
    border-color: var(--color-error);
}

.password-input-container.has-valid .password-input {
    border-color: var(--color-success);
}

.password-check {
    color: var(--color-success);
    font-size: 0.9rem;
    font-weight: bold;
    animation: checkAppear 0.3s ease-out;
    flex-shrink: 0;
}

/* Validate Password Button */
.btn-validate-password {
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-body);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-validate-password:hover:not(:disabled) {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(65, 141, 98, 0.3);
}

.btn-validate-password:disabled,
.btn-validate-password.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #555555;
}

.btn-validate-password:disabled:hover,
.btn-validate-password.disabled:hover {
    transform: none;
    box-shadow: none;
    background: #555555;
}

@keyframes checkAppear {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Password from CSV styling */
.file-list-item.password-from-csv {
    background: linear-gradient(90deg, rgba(65, 141, 98, 0.08) 0%, transparent 100%);
    border-left: 3px solid var(--color-success);
    margin-left: -3px;
    padding-left: calc(20px - 3px);
}

.password-badge.csv-found {
    background: var(--color-success-bg);
    color: var(--color-success);
    animation: none;
}

.password-badge.manual {
    background: var(--color-info-bg);
    color: var(--color-info);
    animation: none;
}

.password-input-container.from-csv {
    position: relative;
}

.csv-indicator {
    position: absolute;
    left: -40px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 6px;
    background: var(--color-success);
    color: white;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.password-input.csv-password {
    border-color: var(--color-success);
    background: rgba(65, 141, 98, 0.08);
}

.password-input.csv-password:focus {
    box-shadow: 0 0 0 3px rgba(65, 141, 98, 0.2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-decoration: none;
}

.btn-icon {
    display: none; /* Hide icon placeholders for cleaner look */
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-sm), 0 0 20px rgba(65, 141, 98, 0.25);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), 0 0 20px rgba(234, 217, 57, 0.4);
    border: 2px solid var(--color-highlight);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    box-shadow: none;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Dropdown Component */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.dropdown-arrow {
    font-size: 0.8em;
    transition: transform var(--transition-fast);
    display: inline-block;
}

.dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    min-width: 150px;
    display: none;
    z-index: 1000;
    overflow: hidden;
}

.dropdown.active .dropdown-menu {
    display: block;
    animation: dropdownSlideIn 0.15s ease;
}

@keyframes dropdownSlideIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    display: block;
    padding: 10px 16px;
    cursor: pointer;
    transition: background var(--transition-fast);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color-light);
}

.dropdown-item:last-child {
    border-bottom: none;
}

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

.dropdown-inline {
    display: inline-block;
}

.dropdown-inline .btn {
    padding: 6px 12px;
    font-size: 0.85rem;
}

.dropdown-inline .btn-primary {
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    box-shadow: 0 1px 3px rgba(65, 141, 98, 0.3);
}

.dropdown-inline .btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 2px 6px rgba(65, 141, 98, 0.4);
    transform: translateY(-1px);
}

.dropdown-inline .dropdown-menu {
    min-width: 120px;
}

/* Document actions container (for individual download buttons) */
.document-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-left: auto;
    margin-right: 12px;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-ghost:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border-color-light);
}

.btn-small, .btn-sm {
    font-size: 0.75rem;
    padding: 4px 8px;
    min-height: auto;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

.action-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

/* Progress */
.progress-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 32px;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.progress-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.progress-status {
    font-weight: 600;
    color: var(--color-primary);
}

.progress-timer {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-highlight);
    background: var(--color-highlight-bg);
    padding: 4px 12px;
    border-radius: 6px;
    border: 1px solid var(--color-highlight);
    letter-spacing: 0.5px;
}

.processing-timer {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-highlight);
    background: var(--color-highlight-bg);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid rgba(244, 211, 94, 0.3);
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.progress-status::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--color-highlight);
    border-radius: 50%;
    margin-left: 8px;
    animation: pulse 1.5s ease-in-out infinite;
}

.progress-count {
    color: var(--text-secondary);
    font-family: var(--font-body);
}

.progress-bar {
    height: 8px;
    background: var(--bg-input);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 999px;
    width: 0%;
    transition: width var(--transition-normal);
    box-shadow: 0 0 10px rgba(65, 141, 98, 0.4);
}

.progress-file {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-family: var(--font-body);
}

/* Tabs */
.tabs-container {
    margin-bottom: 24px;
    border-bottom: 2px solid var(--border-color-light);
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.tab {
    padding: 14px 24px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.tab:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.tab.active {
    color: var(--color-primary);
    background: var(--bg-card);
    font-weight: 600;
}

.tab.active::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: var(--color-highlight);
    border-radius: 2px;
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px 2px 0 0;
}

/* Info Icon & Tooltip */
.info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-left: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    cursor: help;
    position: relative;
    transition: color var(--transition-fast);
    vertical-align: middle;
}

.info-icon:hover {
    color: var(--color-primary);
}

/* Tooltip */
.info-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 50%;
    left: calc(100% + 16px);
    transform: translateY(-50%);
    background: rgba(248, 220, 122, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
    font-weight: 400;
    white-space: normal;
    width: 300px;
    max-width: 90vw;
    box-shadow: var(--shadow-md), 0 0 20px rgba(244, 211, 94, 0.2);
    border: 1px solid rgba(244, 211, 94, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: 1000;
    pointer-events: none;
    text-align: left;
}

/* Tooltip arrow */
.info-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: calc(100% + 8px);
    transform: translateY(-50%);
    border: 8px solid transparent;
    border-right-color: rgba(244, 211, 94, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: 1001;
    pointer-events: none;
}

.info-icon:hover::after,
.info-icon:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Prevent tooltip from being cut off */
.tab {
    overflow: visible;
}

.tabs-container {
    overflow: visible;
}

/* Tab Panels */
.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn var(--transition-normal);
}

/* Document Cards */
.documents-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.document-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.document-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-highlight);
    border-width: 3px;
}

.document-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-sidebar);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 1px solid var(--border-color-light);
}

.document-header:hover {
    background: rgba(65, 141, 98, 0.08);
}

.document-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    flex: 1;
    min-width: 0;
    flex-wrap: wrap;
    overflow: hidden;
}

.document-title > span {
    flex-shrink: 0;
    white-space: nowrap;
}

.document-icon {
    display: none; /* Hide icon placeholders for cleaner look */
}

.document-toggle {
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.document-card.expanded .document-toggle {
    transform: rotate(180deg);
}

.document-content {
    padding: 20px;
    border-top: 1px solid var(--border-color-light);
    display: none;
    background: var(--bg-card);
}

.document-card.expanded .document-content {
    display: block;
}

/* Tables */
.data-table-container {
    overflow-x: auto;
    overflow-y: visible;
    margin: 16px 0;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color-light);
    box-shadow: var(--shadow-sm);
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    position: relative;
}


.data-table {
    min-width: 100%;
    width: max-content;
    border-collapse: collapse;
    font-size: 0.9rem;
    table-layout: auto;
}

.data-table th {
    background: var(--bg-sidebar);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color-light);
    white-space: nowrap;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color-light);
    color: var(--text-primary);
    white-space: nowrap;
    min-width: fit-content;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: rgba(65, 141, 98, 0.05);
}

.data-table .tampered {
    background: rgba(148, 163, 184, 0.15) !important;
    backdrop-filter: blur(8px) saturate(160%);
    -webkit-backdrop-filter: blur(8px) saturate(160%);
    border-left: 2px solid rgba(148, 163, 184, 0.4);
    opacity: 0.6;
    text-decoration: line-through;
}

/* Metadata Display */
.metadata-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.metadata-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metadata-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metadata-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Verification Results */
.verification-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.verification-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.verification-card.conflict {
    border-color: var(--color-error);
    background: var(--color-error-bg);
}

.verification-card.success {
    border-color: var(--color-success);
    background: var(--color-success-bg);
}

.verification-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.verification-icon {
    display: none; /* Hide icon placeholders for cleaner look */
}

.verification-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

.verification-values {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.verification-value {
    display: flex;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.verification-filename {
    color: var(--text-muted);
}

/* Summary Stats */
.summary-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.metric-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-highlight);
    border-width: 3px;
}

.metric-card.metric-unavailable {
    background: #f9fafb;
    border-color: #d1d5db;
    opacity: 0.7;
}

.metric-card.metric-unavailable .metric-value {
    color: #9ca3af;
    font-style: italic;
}

.metric-card.metric-unavailable:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
    border-color: #d1d5db;
    border-width: 2px;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
    font-family: var(--font-heading);
}

.metric-card:hover .metric-value {
    color: var(--color-highlight);
    transition: color var(--transition-fast);
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.metric-delta {
    font-size: 0.8rem;
    margin-top: 8px;
    padding: 4px 12px;
    border-radius: 999px;
    display: inline-block;
}

.metric-delta.positive {
    background: rgba(234, 217, 57, 0.2);
    color: var(--color-highlight-dark);
    font-weight: 600;
}

.metric-delta.negative {
    background: var(--color-error-bg);
    color: var(--color-error);
}

/* Time Period */
.time-period-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.time-period-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
}

.time-period-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.time-period-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-highlight-dark);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    padding: 16px 24px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn var(--transition-normal);
    min-width: 300px;
}

@keyframes slideIn {
    from { 
        opacity: 0; 
        transform: translateX(100px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

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

.toast.error {
    border-color: var(--color-error);
    background: var(--color-error-bg);
}

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

.toast-icon {
    display: none; /* Hide icon placeholders for cleaner look */
}

.toast-message {
    flex: 1;
    font-weight: 500;
}

/* Section Divider */
.section-divider {
    height: 1px;
    background: var(--border-color);
    margin: 24px 0;
}

/* Section Title */
.section-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Raw Text Display */
.raw-text-toggle {
    margin: 16px 0;
}

.raw-text-toggle summary {
    cursor: pointer;
    user-select: none;
    list-style: none;
    position: relative;
    padding-left: 20px;
}

.raw-text-toggle summary::-webkit-details-marker {
    display: none;
}

/* Add arrow indicator - right when closed, down when open */
.raw-text-toggle summary::before {
    content: '▶';
    position: absolute;
    left: 0;
    transition: transform var(--transition-fast);
    display: inline-block;
}

.raw-text-toggle[open] summary::before {
    transform: rotate(90deg);
}

/* Tables toggle (for bills) */
.tables-toggle summary {
    cursor: pointer;
    user-select: none;
    list-style: none;
    position: relative;
    padding-left: 20px;
}

.tables-toggle summary::-webkit-details-marker {
    display: none;
}

/* Add arrow indicator - right when closed, down when open */
.tables-toggle summary::before {
    content: '▶';
    position: absolute;
    left: 0;
    transition: transform var(--transition-fast);
    display: inline-block;
}

.tables-toggle[open] summary::before {
    transform: rotate(90deg);
}

.raw-text-block {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-top: 12px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-x: auto;
    max-height: 600px;
    overflow-y: auto;
}

.raw-text-block table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    font-family: var(--font-body);
    font-size: 0.85rem;
}

.raw-text-block table th {
    background: var(--bg-sidebar);
    color: var(--text-primary);
    font-weight: 600;
    padding: 12px;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.raw-text-block table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.raw-text-block table tr:last-child td {
    border-bottom: none;
}

.raw-text-block table tr:hover {
    background: var(--bg-card-hover);
}

.raw-text-block table tr:hover td {
    color: var(--text-primary);
}

.raw-text-table-container {
    margin: 20px 0;
    overflow-x: auto;
}

.raw-text-table-container table {
    min-width: 100%;
}

/* Parsed Images Display */
.parsed-images-container {
    margin: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Document Pages with Bounding Boxes */
.document-pages-container {
    margin: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.document-page-item {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    overflow: hidden;
}

.document-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    gap: 12px;
}

.document-page-number {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.document-page-blocks {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 4px 8px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.document-page-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    overflow: hidden;
    min-height: 200px;
}

.document-page-container {
    position: relative;
    display: inline-block;
    max-width: 100%;
}

.document-page-image {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.bounding-box-canvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
}

.parsed-image-item {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    overflow: hidden;
}

.parsed-image-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.parsed-image-type {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: capitalize;
    padding: 4px 12px;
    background: var(--bg-sidebar);
    border-radius: var(--radius-sm);
}

.parsed-image-page {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 4px 8px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.parsed-image-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    overflow: hidden;
    min-height: 200px;
}

.parsed-image {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.parsed-image-error {
    padding: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.section-subtitle {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* All headings use Sora */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
}

/* Table Count Badge (in document header) */
.table-count-badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 10px;
    background: var(--color-info-bg);
    color: var(--color-info);
    border-radius: 999px;
    margin-left: 12px;
}

/* Table Type Badge (color-coded by type) */
.table-type-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    margin-right: 8px;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    transition: all var(--transition-fast);
}

.table-type-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.table-type-badge.success {
    background-color: #10b981;
    color: white;
}

.table-type-badge.warning {
    background-color: #f59e0b;
    color: white;
}

.document-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    margin-right: 8px;
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.document-badge.success {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

/* Prevent horizontal overflow in validation data */
.validation-data-display {
    width: 100%;
    overflow-x: auto;
    max-width: 100%;
}

.validation-data-display .metadata-grid,
.validation-data-display .table-container {
    max-width: 100%;
    overflow-x: auto;
}

/* Table Meta Info (rows x cols) */
.table-meta {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: auto;
}

/* Tables Summary Bar */
.tables-summary {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    background: var(--bg-input);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.summary-item {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Table Section Styling */
.table-section {
    margin-bottom: 8px;
}

.table-section.transaction .section-title {
    color: var(--color-primary);
}

.table-section.transaction .section-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 18px;
    background: var(--color-highlight);
    margin-right: 8px;
    vertical-align: middle;
    border-radius: 2px;
}

.table-section.metadata .section-title {
    color: var(--color-highlight-dark);
}

.table-section.metadata .section-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 18px;
    background: var(--color-highlight);
    margin-right: 8px;
    vertical-align: middle;
    border-radius: 2px;
}

.table-section.other .section-title {
    color: var(--text-secondary);
}

/* Fraud Summary Box */
.fraud-summary-box {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.fraud-summary-box.clean {
    background: var(--color-success-bg);
    border: 1px solid var(--color-success);
}

.fraud-summary-box.has-issues {
    background: rgba(252, 211, 77, 0.5);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid rgba(245, 158, 11, 0.4);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.1), 
                0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.fraud-icon {
    display: none; /* Hide icon placeholders for cleaner look */
}

.fraud-summary-text {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.fraud-summary-text strong {
    font-weight: 600;
}

/* Fraud Table Section */
.fraud-table-section {
    margin-bottom: 16px;
}

/* Tamper Badge */
.tamper-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    margin-left: 12px;
}

.tamper-badge.warning {
    background: rgba(252, 211, 77, 0.6);
    backdrop-filter: blur(10px) saturate(170%);
    -webkit-backdrop-filter: blur(10px) saturate(170%);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #92400e;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.15);
}

.tamper-badge.success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

/* Light section divider */
.section-divider.light {
    background: var(--border-color);
    opacity: 0.5;
    margin: 16px 0;
}

/* ================================================
   LOGIN PAGE
   ================================================ */

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 32px 16px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    padding: 32px 28px 28px;
}

.login-logo-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.login-logo {
    width: 160px;
    height: auto;
    filter: drop-shadow(0 0 18px rgba(65, 141, 98, 0.25));
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-header h1 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.login-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
}

.login-input {
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.login-input::placeholder {
    color: var(--text-muted);
}

.login-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-glow);
    background: var(--bg-card);
}

.login-button {
    width: 100%;
    margin-top: 4px;
}

.login-error {
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--color-error);
    display: none;
}

.login-help {
    margin-top: 16px;
    text-align: center;
    font-size: 0.85rem;
}

.login-help-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.login-help-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* OR Separator */
.login-separator {
    display: flex;
    align-items: center;
    margin: 20px 0 12px 0;
    gap: 12px;
}

.login-separator-line {
    flex: 1;
    height: 1px;
    background-color: var(--border-light);
}

.login-separator-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Google Sign-In Wrapper */
.google-signin-wrapper {
    margin-top: 0;
    display: flex;
    justify-content: center;
}

/* Google Sign-In Button Container (no white wrapper) */
#google-signin-btn {
    width: 100%;
    max-width: 400px;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    padding: 0;
    background: #ffffff;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
}

#google-signin-btn:hover {
    border: 2px solid var(--color-highlight);
    box-shadow: 0 0 15px rgba(244, 211, 94, 0.3);
    transform: translateY(-1px);
}

#google-signin-btn:active {
    transform: translateY(0);
    box-shadow: 0 0 10px rgba(244, 211, 94, 0.2);
}

/* Style the Google button iframe inside */
#google-signin-btn > div {
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    display: block !important;
}

#google-signin-btn iframe {
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100% !important;
    min-height: 44px !important;
    height: 44px !important;
    border-radius: var(--radius-md);
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Force Google button content to fill width */
#google-signin-btn > div > div {
    width: 100% !important;
}

#google-signin-btn button {
    width: 100% !important;
    min-width: 100% !important;
}

@media (max-width: 480px) {
    .login-card {
        padding: 24px 20px 20px;
        border-radius: var(--radius-lg);
    }
}

/* Sidebar footer + logout button */
.sidebar-footer {
    padding: 16px 20px;
    border-top: 2px solid var(--border-color-light);
    background: var(--bg-sidebar);
}

.settings-button {
    width: 100%;
    justify-content: center;
    font-size: 0.85rem;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.settings-button:hover {
    background: var(--bg-hover);
    border-color: var(--color-highlight);
}

/* Settings Panel */
.settings-panel {
    position: fixed;
    bottom: 70px;
    left: 20px;
    width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    animation: slideUp 0.2s ease-out;
}

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

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--border-light);
}

.settings-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.close-settings {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.close-settings:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.settings-content {
    padding: 12px;
}

.settings-logout-btn {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-hover);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s ease;
}

.settings-logout-btn:hover {
    background: #fee;
    border-color: #fcc;
    color: #c33;
}

.logout-icon {
    font-size: 1.1rem;
}

.settings-divider {
    height: 1px;
    background: var(--border-light);
    margin: 16px 0;
}

.settings-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.settings-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--bg-hover);
    border-radius: 6px;
}

.settings-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.settings-value {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
}

.settings-value.admin {
    color: var(--color-highlight);
}

.settings-value.enterprise {
    color: #9333ea;
}

/* ================================================
   STREAMING / PROGRESSIVE LOADING STYLES
   ================================================ */

/* Live processing indicator */
.live-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.success-text { color: var(--color-success); }
.error-text { color: var(--color-error); }
.warning-text { color: var(--color-warning); }

/* Status badges for cards */
.status-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    margin-left: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.pending {
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.status-badge.processing {
    background: var(--color-info-bg);
    color: var(--color-info);
    animation: processingPulse 1.5s ease-in-out infinite;
}

@keyframes processingPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.status-badge.failed {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.status-badge.cancelled {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

/* Card states */
.document-card.pending {
    opacity: 0.6;
    border-style: dashed;
}

.document-card.processing {
    border-color: var(--color-info);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.15);
}

.document-card.processing .document-header {
    background: linear-gradient(90deg, var(--bg-sidebar) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.document-card.failed {
    border-color: var(--color-error);
    opacity: 0.9;
}

.document-card.cancelled {
    border-color: var(--color-warning);
    opacity: 0.7;
}

.document-card.completed {
    animation: cardComplete 0.4s ease-out;
}

@keyframes cardComplete {
    from {
        opacity: 0.5;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Spinning icon */
.spinning {
    display: inline-block;
    animation: spin 1.5s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Skeleton Loader */
.skeleton-loader {
    padding: 20px;
}

.skeleton-line {
    height: 14px;
    background: linear-gradient(90deg, var(--bg-input) 25%, var(--border-color) 50%, var(--bg-input) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 12px;
}

.skeleton-line.wide { width: 80%; }
.skeleton-line.medium { width: 60%; }
.skeleton-line.narrow { width: 40%; }

/* Page Loading Bar */
.page-loading-bar {
    margin-bottom: 1rem;
}

.page-loading-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.page-loading-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 10px;
    background: var(--color-info-bg);
    color: var(--color-info);
    border-radius: 999px;
    min-width: 32px;
    height: 24px;
    transition: all 0.3s ease;
}

.page-loading-pill.loading {
    animation: pagePulse 1.5s ease-in-out infinite;
    background: linear-gradient(90deg, var(--color-info-bg) 0%, var(--color-primary-bg) 50%, var(--color-info-bg) 100%);
    background-size: 200% 100%;
}

.page-loading-pill.pulse {
    animation: pagePulse 1.5s ease-in-out infinite;
    opacity: 0.6;
}

@keyframes pagePulse {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.skeleton-table {
    margin-top: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.skeleton-row {
    height: 40px;
    background: linear-gradient(90deg, var(--bg-input) 25%, var(--border-color) 50%, var(--bg-input) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-bottom: 1px solid var(--border-color);
}

.skeleton-row:last-child {
    border-bottom: none;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Info Box */
.info-box {
    background: var(--color-info-bg);
    border: 1px solid var(--color-info);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    color: var(--color-info);
    font-size: 0.95rem;
}

.success-box {
    background: var(--color-success-bg);
    border: 1px solid var(--color-success);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    color: var(--color-success);
    font-size: 0.95rem;
}

.error-box {
    background: var(--color-error-bg);
    border: 1px solid var(--color-error);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    color: var(--color-error);
    font-size: 0.95rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-input);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color-light);
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive */
@media (max-width: 1200px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .metadata-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .sidebar {
        width: 70px;
    }
    
    .logo-container,
    .sidebar-footer {
        display: none;
    }
    
    .nav-item span:not(.nav-icon) {
        display: none;
    }
    
    .nav-item {
        justify-content: center;
        padding: 14px;
    }
    
    .main-content {
        margin-left: 70px;
        padding: 24px;
    }
    
    .upload-methods {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    /* Layout adjustments */
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        flex-direction: row;
        border-right: none;
        border-bottom: 2px solid var(--border-color-light);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .logo-container {
        display: flex;
        padding: 12px 16px;
        border-bottom: none;
        border-right: 2px solid var(--border-color-light);
    }
    
    .logo {
        width: 100px;
    }
    
    .nav-menu {
        flex: 1;
        display: flex;
        flex-direction: row;
        padding: 8px;
        gap: 4px;
    }
    
    .nav-item {
        flex: 1;
        justify-content: center;
        padding: 12px 8px;
        font-size: 0.85rem;
        margin-bottom: 0;
    }
    
    .nav-item span:not(.nav-icon) {
        display: inline;
    }
    
    .sidebar-footer {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px 16px;
        min-height: calc(100vh - 60px);
    }
    
    /* Typography */
    .section-header h1 {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    /* Dropzone */
    .dropzone {
        padding: 40px 20px;
        border-radius: var(--radius-lg);
    }
    
    .dropzone-text {
        font-size: 1.1rem;
    }
    
    .dropzone-subtext {
        font-size: 0.9rem;
    }
    
    /* File queue */
    .file-list-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding: 16px;
    }
    
    .file-info {
        width: 100%;
    }
    
    .file-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .file-doc-type {
        width: 100%;
        min-width: auto;
    }
    
    /* Buttons */
    .btn {
        padding: 14px 20px;
        font-size: 0.9rem;
        min-height: 44px; /* Touch-friendly */
    }
    
    .btn-large {
        padding: 16px 24px;
        font-size: 1rem;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .action-buttons .btn {
        width: 100%;
    }
    
    /* Section header */
    .section-header {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .header-actions .btn {
        width: 100%;
    }
    
    /* Tabs */
    .tabs {
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .tab {
        flex: 1;
        min-width: calc(50% - 2px);
        padding: 12px 16px;
        font-size: 0.85rem;
    }
    
    /* Tables */
    .data-table-container {
        overflow-x: auto;
        overflow-y: visible;
        -webkit-overflow-scrolling: touch;
    }
    
    .data-table {
        font-size: 0.85rem;
        min-width: 100%;
        width: max-content;
    }
    
    .data-table th,
    .data-table td {
        padding: 10px 12px;
        white-space: nowrap;
    }
    
    /* Metadata grid */
    .metadata-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    /* Metrics grid */
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    /* Time period */
    .time-period-container {
        grid-template-columns: 1fr;
    }
    
    /* Document cards */
    .document-header {
        padding: 14px 16px;
        flex-wrap: wrap;
    }
    
    .document-content {
        padding: 16px;
    }
    
    /* Progress container */
    .progress-container {
        padding: 20px;
    }
    
    /* Category Charts Layout */
.category-charts-section {
    margin-bottom: 32px;
}

.chart-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.chart-column {
    background: white;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.chart-column h4 {
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

@media (max-width: 1024px) {
    .chart-row {
        grid-template-columns: 1fr;
    }
}

/* Spinner animation for loading states */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #f3f4f6;
    border-top-color: #22c55e;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Toast notifications */
    .toast-container {
        bottom: 16px;
        right: 16px;
        left: 16px;
    }
    
    .toast {
        min-width: auto;
        width: 100%;
    }
    
    /* File queue header */
    .file-queue-header {
        padding: 12px 16px;
    }
    
    .file-queue-header h3 {
        font-size: 0.9rem;
    }
    
    /* Password input */
    .password-input-container {
        width: 100%;
    }
    
    .password-input {
        width: 100%;
    }
    
    /* Verification cards */
    .verification-card {
        padding: 16px;
    }
    
    /* Summary stats */
    .summary-container {
        gap: 20px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .main-content {
        padding: 16px 12px;
    }
    
    .section-header h1 {
        font-size: 1.3rem;
    }
    
    .dropzone {
        padding: 32px 16px;
    }
    
    .dropzone-text {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 18px;
        font-size: 0.85rem;
    }
    
    .tab {
        font-size: 0.8rem;
        padding: 10px 12px;
    }
    
    .file-list-item {
        padding: 12px;
    }
    
    .document-header {
        padding: 12px;
    }
    
    .document-content {
        padding: 12px;
    }
    
    .logo {
        width: 80px;
    }
    
    .nav-item {
        font-size: 0.8rem;
        padding: 10px 6px;
    }
    
    .sidebar {
        padding: 0;
    }
    
    .logo-container {
        padding: 10px 12px;
    }
    
    /* Documentation navigation on mobile */
    .doc-nav-link {
        font-size: 0.75rem;
        padding: 8px 12px;
    }
    
    .doc-table {
        font-size: 0.8rem;
    }
    
    .doc-table th,
    .doc-table td {
        padding: 8px 10px;
    }
}

/* Documentation Container */
.documentation-container {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Smooth scroll behavior for documentation */
html {
    scroll-behavior: smooth;
}

/* Documentation Navigation Links */
.doc-nav-link {
    display: inline-block;
    padding: 10px 18px;
    background: var(--bg-sidebar);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.doc-nav-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(65, 141, 98, 0.3);
}

.doc-nav-link:active {
    transform: translateY(0);
}

.documentation-wrapper {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.doc-section {
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.doc-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 16px 0;
    letter-spacing: -0.5px;
}

.doc-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.doc-heading {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-color);
    letter-spacing: -0.3px;
}

.doc-subheading {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: #61b665;
    margin: 24px 0 12px 0;
    letter-spacing: -0.2px;
}

.doc-subsection {
    margin: 20px 0;
}

.doc-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 16px 0;
}

.doc-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-sidebar);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
}

.doc-emoji {
    font-size: 1.5rem;
}

.doc-table-wrapper {
    overflow-x: auto;
    margin: 16px 0;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.doc-table thead {
    background: var(--bg-sidebar);
}

.doc-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--color-primary);
    border-bottom: 2px solid var(--border-color);
}

.doc-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color-light);
    color: var(--text-secondary);
}

.doc-table tbody tr:hover {
    background: var(--bg-sidebar);
}

.doc-table tbody tr:nth-child(even) {
    background: rgba(65, 141, 98, 0.03);
}

.doc-table tbody tr:nth-child(even):hover {
    background: var(--bg-sidebar);
}

/* Make table cells with line breaks display nicely */
.doc-table td {
    line-height: 1.6;
}

.doc-table td br {
    line-height: 2;
}

.doc-table code {
    background: rgba(255, 255, 255, 0.08);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--text-primary);
    font-size: 0.9em;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.doc-code {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.doc-code code {
    color: var(--text-primary);
    white-space: pre;
}

.doc-example {
    margin: 20px 0;
    padding: 16px;
    background: var(--bg-sidebar);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
}

.doc-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}

.doc-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.doc-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.doc-list-simple {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}

.doc-list-simple li {
    padding: 10px 0 10px 24px;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.8;
    border-left: 3px solid var(--border-color);
    margin-bottom: 8px;
}

.doc-list-simple li::before {
    content: "";
    position: absolute;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-primary);
    opacity: 0.3;
}

.doc-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.doc-feature-card {
    background: var(--bg-sidebar);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    transition: all var(--transition-fast);
}

.doc-feature-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.doc-feature-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.doc-feature-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.doc-feature-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-item {
        min-height: 44px;
    }
    
    .file-remove {
        min-width: 44px;
        min-height: 44px;
    }
    
    /* Remove hover effects on touch devices */
    .dropzone:hover {
        transform: none;
    }
    
    .btn-primary:hover:not(:disabled) {
        transform: none;
    }
    
    /* Better focus states for touch */
    .btn:focus,
    .nav-item:focus,
    .tab:focus {
        outline: 3px solid var(--color-primary-glow);
        outline-offset: 2px;
    }
}

/* Landscape mobile */
@media (max-width: 900px) and (orientation: landscape) {
    .sidebar {
        height: auto;
        flex-direction: row;
    }
    
    .main-content {
        margin-top: 0;
    }
}

/* ================================================
   DEMO DOCUMENT CAROUSEL
   ================================================ */

/* Demo Carousel Section */
.demo-carousel-section {
    margin: 32px auto 32px;
    max-width: 1000px;
}

.demo-carousel-header {
    text-align: center;
    margin-bottom: 24px;
}

.demo-carousel-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.demo-carousel-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Carousel Container */
.demo-carousel-container {
    position: relative;
    padding: 0 60px;
}

.demo-carousel-track-container {
    overflow-x: auto;
    overflow-y: hidden;
    border-radius: var(--radius-lg);
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

/* Hide scrollbar for Chrome, Safari and Opera */
.demo-carousel-track-container::-webkit-scrollbar {
    display: none;
}

.demo-carousel-track {
    display: flex;
    gap: 20px;
    padding: 8px 4px;
    width: fit-content;
}

/* Navigation Arrows */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.carousel-nav:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 20px rgba(65, 141, 98, 0.4);
}

.carousel-nav:active {
    transform: translateY(-50%) scale(1);
}

.carousel-nav-left {
    left: 0;
}

.carousel-nav-right {
    right: 0;
}

.carousel-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

/* Demo Card */
.demo-card {
    flex: 0 0 220px;
    background: var(--bg-card);
    border: 2px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.demo-card:hover {
    transform: translateY(-4px) scale(1.03);
    border-color: var(--color-highlight);
    box-shadow: 0 8px 24px rgba(244, 211, 94, 0.3), 0 0 0 3px rgba(244, 211, 94, 0.2);
}

.demo-card-thumbnail {
    position: relative;
    width: 100%;
    height: 180px;
    background: var(--bg-sidebar);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.demo-card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.demo-card:hover .demo-card-thumbnail img {
    transform: scale(1.05);
}

.demo-card-thumbnail-placeholder {
    color: var(--text-muted);
    font-size: 3rem;
}

.demo-card-info {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.demo-card-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.demo-card-type {
    font-size: 0.75rem;
    padding: 4px 10px;
    background: var(--color-success-bg);
    color: var(--color-primary);
    border-radius: 999px;
    display: inline-block;
    align-self: flex-start;
    font-weight: 600;
    margin-top: auto;
}

/* ================================================
   DEMO PREVIEW MODAL
   ================================================ */

.demo-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    animation: fadeIn var(--transition-normal);
}

.demo-preview-modal.active {
    display: flex;
}

.demo-preview-content {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    position: relative;
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.demo-preview-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--bg-sidebar);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    font-size: 2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    line-height: 1;
    padding: 0;
}

.demo-preview-close:hover {
    background: var(--color-error);
    border-color: var(--color-error);
    color: white;
    transform: rotate(90deg) scale(1.1);
}

.demo-preview-header {
    padding: 32px 32px 24px;
    border-bottom: 2px solid var(--border-color-light);
}

.demo-preview-header h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.02em;
}

.demo-preview-body {
    display: flex;
    gap: 32px;
    padding: 32px;
}

.demo-preview-image-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-sidebar);
    border-radius: var(--radius-md);
    padding: 20px;
    min-height: 400px;
    max-height: 500px;
    overflow: hidden;
    position: relative;
}

.demo-preview-image-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
}

.demo-preview-image-container iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
    border: none;
    border-radius: var(--radius-sm);
    background: white;
    box-shadow: var(--shadow-md);
}

.demo-preview-details {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.demo-detail-item {
    background: var(--bg-sidebar);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
}

.demo-detail-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
}

.demo-detail-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
}

.demo-detail-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.demo-preview-footer {
    padding: 24px 32px 32px;
    border-top: 2px solid var(--border-color-light);
    display: flex;
    gap: 16px;
    justify-content: flex-end;
}

.demo-preview-footer .btn {
    min-width: 140px;
}

/* Mobile Responsive - Carousel */
@media (max-width: 768px) {
    .demo-carousel-section {
        margin: 24px auto;
    }
    
    .demo-carousel-container {
        padding: 0 50px;
    }
    
    .carousel-nav {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .demo-card {
        flex: 0 0 180px;
    }
    
    .demo-card-thumbnail {
        height: 150px;
    }
    
    .demo-preview-content {
        width: 95%;
        max-height: 85vh;
    }
    
    .demo-preview-body {
        flex-direction: column;
        padding: 24px;
        gap: 24px;
    }
    
    .demo-preview-details {
        flex: 1;
    }
    
    .demo-preview-image-container {
        min-height: 250px;
        max-height: 300px;
    }
    
    .demo-preview-header {
        padding: 24px 24px 20px;
    }
    
    .demo-preview-header h2 {
        font-size: 1.4rem;
    }
    
    .demo-preview-footer {
        padding: 20px 24px 24px;
        flex-direction: column-reverse;
    }
    
    .demo-preview-footer .btn {
        width: 100%;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .demo-carousel-header h3 {
        font-size: 1.2rem;
    }
    
    .demo-carousel-header p {
        font-size: 0.85rem;
    }
    
    .demo-carousel-container {
        padding: 0 45px;
    }
    
    .carousel-nav {
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
    }
    
    .demo-card {
        flex: 0 0 160px;
    }
    
    .demo-card-thumbnail {
        height: 130px;
    }
    
    .demo-card-info {
        padding: 12px;
    }
    
    .demo-card-name {
        font-size: 0.85rem;
    }
}