/* ACORD PDF Parser - Complete Styling */

/* CSS Variables for theming */
:root {
    --primary-color: #3b82f6;
    --secondary-color: #64748b;
    --accent-color: #10b981;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-color: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] {
    --primary-color: #60a5fa;
    --secondary-color: #94a3b8;
    --accent-color: #34d399;
    --background-color: #0f172a;
    --surface-color: #1e293b;
    --text-color: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--background-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

/* Navigation Drawer */
.nav-drawer {
    width: 280px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 1000;
    transform: translateX(0);
    transition: all 0.3s ease;
}

.nav-drawer.collapsed {
    width: 64px;
}

.nav-drawer.collapsed .nav-header {
    padding: 1rem 0.75rem;
    justify-content: center;
}

.nav-drawer.collapsed .nav-header > span:first-child {
    display: none;
}

.nav-drawer.collapsed .nav-toggle {
    margin: 0;
}

.nav-drawer.collapsed .nav-item span:last-child,
.nav-drawer.collapsed .theme-toggle span:last-child {
    display: none;
}

.nav-drawer.collapsed .nav-item {
    justify-content: center;
    padding: 1rem 0.75rem;
    position: relative;
}

/* Tooltip for collapsed nav items */
.nav-drawer.collapsed .nav-item:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 0.5rem;
    background: var(--surface-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    white-space: nowrap;
    box-shadow: 0 2px 8px var(--shadow-color);
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    animation: fadeIn 0.2s ease-in-out forwards;
}

.nav-drawer.collapsed .theme-toggle {
    justify-content: center;
    padding: 0.75rem 0.5rem;
    border: none;
}

.nav-drawer.collapsed .nav-footer {
    padding: 1rem 0.75rem;
}

.nav-drawer.hidden {
    transform: translateX(-100%);
}

.nav-header {
    padding: 1rem 1.5rem;
    height: 64px; /* Match main header height */
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-header h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: background-color 0.2s ease;
    display: block;
}

.nav-toggle:hover {
    background: var(--border-color);
}

.nav-menu {
    flex: 1;
    list-style: none;
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

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

.nav-item.active {
    background: linear-gradient(135deg, var(--primary-color)10, var(--primary-color)20);
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.nav-item .material-icons {
    margin-right: 1rem;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.nav-drawer.collapsed .nav-item .material-icons {
    margin-right: 0;
}

.nav-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.theme-toggle {
    width: 100%;
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.theme-toggle:hover {
    background: var(--border-color);
}

.theme-toggle .material-icons {
    margin-right: 0.5rem;
}

.nav-drawer.collapsed .theme-toggle .material-icons {
    margin-right: 0;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    transition: margin-left 0.3s ease;
}

.main-content.collapsed {
    margin-left: 64px;
}

.main-content.expanded {
    margin-left: 0;
}

.main-header {
    background: var(--surface-color);
    padding: 0 2rem;
    height: 64px; /* Match nav header height */
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.menu-btn {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    margin-right: 1rem;
    border-radius: 0.5rem;
    transition: background-color 0.2s ease;
    display: none;
}

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

.main-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-color);
}

.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    width: 300px;
    color: var(--text-color);
    transition: border-color 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, var(--primary-color)10, var(--primary-color)20);
    border: 1px solid var(--primary-color);
    border-radius: 1.5rem;
    padding: 0.4rem 0.75rem 0.4rem 0.4rem;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.875rem;
    height: 36px;
}

.user-menu-btn:hover {
    background: linear-gradient(135deg, var(--primary-color)20, var(--primary-color)30);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.user-menu-btn .material-icons:first-child {
    font-size: 1.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    padding: 0.15rem;
}

.user-menu-btn .material-icons:last-child {
    font-size: 1rem;
    transition: transform 0.2s ease;
    margin-left: -0.2rem;
}

.user-menu.active .user-menu-btn .material-icons:last-child {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    min-width: 250px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 4px 12px var(--shadow-color);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1000;
}

.user-menu.active .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
}

.user-info .material-icons {
    font-size: 2.5rem;
    color: var(--text-secondary);
}

.user-name {
    font-weight: 600;
    color: var(--text-color);
}

.user-email {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.2s ease;
}

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

.dropdown-item .material-icons {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Pages */
.page {
    display: none;
    padding: 2rem;
}

.page.active {
    display: block;
}

/* Glass Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 8px 32px var(--shadow-color);
}

/* Upload Section */
.upload-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    transition: all 0.5s ease;
    min-height: 400px;
}

.upload-section.with-preview {
    grid-template-columns: 1fr 1fr;
}

.upload-card {
    text-align: center;
    transition: all 0.5s ease;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.upload-card.compact {
    max-width: none;
    min-height: 300px;
}

/* PDF Preview */
.pdf-preview-card {
    display: none;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.5s ease;
    overflow: hidden;
    position: relative;
}

.pdf-preview-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.pdf-preview-container {
    position: relative;
    width: 100%;
    height: 600px; /* Fixed height */
    border: 2px dashed var(--border-color);
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    background: var(--background-color);
    overflow: hidden; /* Prevent container expansion */
}

.pdf-preview-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--surface-color);
    border-radius: 1rem 1rem 0 0;
}

.pdf-preview-header h3 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.1rem;
}

.pdf-preview-content {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    overflow: auto;
    padding: 1rem;
    height: 0; /* Force flex to calculate height */
    min-height: 0; /* Allow shrinking */
}

/* When zoomed, ensure content is scrollable */
.pdf-preview-content.zoomed {
    align-items: flex-start;
    justify-content: flex-start;
}

.pdf-canvas-preview {
    display: block;
    margin: 0 auto;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    background: white;
    max-width: none;
    max-height: none;
}

/* When container is zoomed, don't center the canvas */
.pdf-preview-content.zoomed .pdf-canvas-preview {
    margin: 0;
}

.pdf-preview-placeholder {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
}

.pdf-preview-placeholder .material-icons {
    font-size: 4rem;
    opacity: 0.5;
    margin-bottom: 1rem;
}

.pdf-preview-controls {
    padding: 0.5rem 1rem;
    border-top: 1px solid var(--border-color);
    background: var(--surface-color);
    border-radius: 0 0 1rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: nowrap;
    flex-shrink: 0; /* Prevent controls from shrinking */
    height: 48px; /* Fixed height */
}

.pdf-zoom-controls {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pdf-nav-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-separator {
    width: 1px;
    height: 24px;
    background: var(--border-color);
    margin: 0 1rem;
    display: none; /* Hide separator, use space-between instead */
}

.preview-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-btn:hover {
    background: var(--border-color);
}

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

.page-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.2;
    min-width: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.page-info-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.page-info-details {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
}

.upload-card h2 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 1rem;
    padding: 3rem 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: var(--primary-color);
    background: var(--primary-color)10;
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.drop-zone h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.drop-zone p {
    color: var(--text-secondary);
}

.drop-zone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.file-preview {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--background-color);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.file-details {
    flex: 1;
    text-align: left;
}

.file-name {
    font-weight: 600;
    color: var(--text-color);
}

.file-size {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.remove-file {
    background: none;
    border: none;
    color: var(--error-color);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    transition: background-color 0.2s ease;
}

.remove-file:hover {
    background: var(--error-color)20;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-color);
    filter: brightness(1.1);
}

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

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

.btn-secondary:hover {
    background: var(--border-color);
}

.upload-btn {
    margin-top: 1rem;
    width: 100%;
}

/* Session Controls */
.session-controls {
    margin-bottom: 2rem;
    text-align: left;
}

.session-controls .btn-secondary {
    margin: 0;
}

/* Results Section */
.results-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
    position: relative;
    z-index: 1;
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 1rem;
    border: 1px solid var(--glass-border);
}

.results-header h2 {
    color: var(--text-color);
    font-size: 1.75rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.results-header h2::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 1.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.results-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.results-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr 1fr;
}

.result-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
}

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

.result-card h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.form-info {
    display: grid;
    gap: 0.5rem;
}

.form-info p {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--background-color);
    border-radius: 0.5rem;
}

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

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Data Container */
.data-controls {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.view-toggle {
    padding: 0.5rem 1rem;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-color);
}

.view-toggle.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.data-content {
    max-height: 500px;
    overflow-y: auto;
    padding: 1rem;
    background: var(--background-color);
    border-radius: 0.5rem;
    margin-top: 1rem;
}

/* Formatted view styles */
.formatted-data {
    display: grid;
    gap: 0.75rem;
}

.field-item {
    display: grid;
    grid-template-columns: 1fr 2fr auto;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--surface-color);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    align-items: center;
}

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

.field-value {
    color: var(--text-color);
    word-break: break-word;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--background-color);
    font-weight: 600;
    color: var(--text-color);
}

.confidence-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.confidence-high {
    background: var(--success-color)20;
    color: var(--success-color);
}

.confidence-medium {
    background: var(--warning-color)20;
    color: var(--warning-color);
}

.confidence-low {
    background: var(--error-color)20;
    color: var(--error-color);
}

/* JSON view styling */
.data-content pre {
    margin: 0;
    padding: 1rem;
    background: var(--surface-color);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.data-content code {
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-color);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.loading-overlay.active {
    display: flex;
}

.spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid transparent;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

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

/* History Page */
.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.history-table-container {
    overflow-x: auto;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-block;
}

.status-exported {
    background: var(--success-color)20;
    color: var(--success-color);
}

.status-progress {
    background: var(--warning-color)20;
    color: var(--warning-color);
}

.status-ready {
    background: var(--primary-color)20;
    color: var(--primary-color);
}

.current-batch {
    background: linear-gradient(135deg, var(--primary-color)05, var(--primary-color)10);
    border-left: 3px solid var(--primary-color);
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-secondary.small,
.btn-primary.small {
    padding: 0.4rem;
    font-size: 0.875rem;
}

.btn-secondary.small .material-icons,
.btn-primary.small .material-icons {
    font-size: 1.125rem;
}

.delete-btn {
    color: var(--error-color);
    border-color: var(--error-color);
}

.delete-btn:hover {
    background: var(--error-color);
    color: white;
    border-color: var(--error-color);
}

.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.empty-state .material-icons {
    font-size: 4rem;
    opacity: 0.5;
    margin-bottom: 1rem;
}

.empty-state h3 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.loading-spinner {
    text-align: center;
    padding: 3rem;
}

.loading-spinner p {
    margin-top: 1rem;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-drawer {
        transform: translateX(-100%);
    }
    
    .nav-drawer.open {
        transform: translateX(0);
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.2);
    }
    
    .nav-toggle,
    .menu-btn {
        display: block;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .main-content.collapsed {
        margin-left: 0 !important;
    }
    
    .main-header {
        padding: 1rem;
    }
    
    .main-header h1 {
        font-size: 1.25rem;
    }
    
    .search-input {
        width: 200px;
    }
    
    .user-menu-btn span:nth-child(2) {
        display: none;
    }
    
    .user-menu-btn {
        padding: 0.5rem;
    }
    
    .page {
        padding: 1rem;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .results-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .results-actions {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* Upload section responsive */
    .upload-section {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }
    
    .upload-section.with-preview {
        grid-template-columns: 1fr !important;
    }
    
    .upload-card {
        min-height: 300px;
    }
    
    .upload-card.compact {
        min-height: 250px;
    }
    
    .pdf-preview-card {
        margin-top: 1rem;
    }
    
    .pdf-preview-container {
        height: 400px; /* Smaller fixed height on mobile */
    }
    
    /* Keep controls on one line on mobile */
    .pdf-preview-controls {
        padding: 0.5rem;
        gap: 0.25rem;
    }
    
    .page-info {
        min-width: 120px;
        font-size: 0.75rem;
    }
    
    .page-info-header {
        font-size: 0.75rem;
    }
    
    .page-info-details {
        font-size: 0.75rem;
        display: none; /* Hide filename on very small screens */
    }
    
    .preview-btn {
        padding: 0.4rem;
    }
}

@media (max-width: 480px) {
    .upload-card,
    .results-section {
        padding: 1rem;
    }
    
    .drop-zone {
        padding: 2rem 1rem;
    }
    
    .upload-icon {
        font-size: 2rem;
    }
    
    .data-controls {
        flex-wrap: wrap;
    }
    
    .view-toggle {
        flex: 1;
        min-width: 80px;
    }
}

/* Coming Soon */
.coming-soon {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.coming-soon .material-icons {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

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

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

.glass-card {
    animation: slideUp 0.5s ease-out;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 10000;
}

.toast {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem 1.5rem;
    margin-bottom: 0.5rem;
    box-shadow: 0 4px 12px var(--shadow-color);
    animation: slideIn 0.3s ease-out;
    max-width: 400px;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--error-color);
}

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

/* Collection Table */
.collection-table-container {
    overflow-x: auto;
    margin-top: 1rem;
}

.collection-table-container .data-table {
    min-width: 100%;
}

.collection-table-container .data-table td {
    white-space: nowrap;
}

.collection-table-container .data-table td:first-child {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.collection-table-container .btn-secondary {
    padding: 0.5rem;
    min-width: auto;
}

.collection-table-container .material-icons {
    font-size: 1rem;
}

/* Highlight row on hover */
.collection-table-container tbody tr:hover {
    background: var(--glass-bg);
}

/* Highlight currently previewed item */
.collection-table-container tbody tr.previewing {
    background: linear-gradient(135deg, var(--primary-color)10, var(--primary-color)20);
    border-left: 3px solid var(--primary-color);
}

/* Export Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    color: var(--text-color);
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: color 0.2s ease;
}

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

.export-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.export-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 1rem;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-color);
}

.export-option:hover {
    background: var(--border-color);
    border-color: var(--primary-color);
}

.export-option .material-icons {
    font-size: 2rem;
    color: var(--primary-color);
}

/* Nav drawer backdrop */
.nav-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-backdrop.active {
    display: block;
    opacity: 1;
}

@media (max-width: 834px) {
    .nav-backdrop.active {
        display: block;
    }
}

@media (min-width: 835px) {
    .nav-backdrop {
        display: none !important;
    }
}

/* iPad Pro 11 inch portrait mode and similar tablets */
@media (max-width: 834px) and (min-width: 769px) {
    /* Nav drawer behavior on iPad */
    .nav-drawer {
        transform: translateX(0);
        position: fixed;
        z-index: 1000;
        height: 100vh;
        overflow-y: auto;
    }
    
    /* Fix dark mode button visibility */
    .nav-footer {
        position: sticky;
        bottom: 0;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        z-index: 10;
    }
    
    /* Main content adjusts to nav drawer state */
    .main-content {
        margin-left: 280px;
        transition: margin-left 0.3s ease;
        width: calc(100% - 280px);
    }
    
    .main-content.collapsed {
        margin-left: 64px;
        width: calc(100% - 64px);
    }
    
    /* Fix header spacing on iPad */
    .main-header {
        padding: 0 1rem;
    }
    
    .main-header h1 {
        font-size: 1.25rem;
        margin-left: 0.5rem;
    }
    
    .header-right {
        gap: 0.75rem;
    }
    
    /* Hide username text, show icon only */
    .user-menu-btn span:nth-child(2) {
        display: none;
    }
    
    /* Make search bar smaller */
    .search-input {
        width: 150px;
        font-size: 0.875rem;
    }
    
    /* Ensure content doesn't slide behind nav drawer */
    .app-container {
        display: flex;
        min-height: 100vh;
        position: relative;
    }
    
    /* Page container adjustments */
    .page {
        padding: 1rem;
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
    }
    
    /* History page responsive styles */
    .history-table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -1rem;
        padding: 0 1rem;
        max-width: 100%;
    }
    
    .data-table {
        min-width: 600px;
        font-size: 0.813rem;
        width: 100%;
        table-layout: auto;
    }
    
    .data-table th,
    .data-table td {
        padding: 0.5rem 0.375rem;
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
    }
    
    /* Session name column can wrap */
    .data-table td:first-child {
        white-space: normal;
        max-width: 150px;
    }
    
    /* Make action buttons more compact */
    .action-buttons {
        flex-direction: row;
        gap: 0.25rem;
        flex-wrap: nowrap;
    }
    
    .btn-secondary.small,
    .btn-primary.small {
        padding: 0.25rem;
        font-size: 0.75rem;
        width: auto;
    }
    
    .btn-secondary.small .material-icons,
    .btn-primary.small .material-icons {
        font-size: 1rem;
    }
    
    /* Hide less important columns on iPad */
    .data-table th:nth-child(5),
    .data-table td:nth-child(5),
    .data-table th:nth-child(6),
    .data-table td:nth-child(6) {
        display: none;
    }
    
    /* Adjust status badge size */
    .status-badge {
        font-size: 0.75rem;
        padding: 0.15rem 0.4rem;
    }
    
    /* History header adjustments */
    .history-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 1rem;
    }
    
    .history-header h2 {
        font-size: 1.25rem;
    }
}

/* Even smaller screens */
@media (max-width: 600px) {
    /* Hide created date column as well */
    .data-table th:nth-child(2),
    .data-table td:nth-child(2) {
        display: none;
    }
    
    /* Make table more compact */
    .data-table {
        min-width: 500px;
    }
    
    /* Stack action buttons horizontally again but smaller */
    .action-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .btn-secondary.small,
    .btn-primary.small {
        width: auto;
        padding: 0.25rem;
    }
    
    .btn-secondary.small .material-icons,
    .btn-primary.small .material-icons {
        font-size: 1rem;
    }
}