/* IngeneroX360AI Suite - Pure Ingenero Orange, Black & White Theme CSS */
:root {
    --primary: #ff6b00;
    --primary-dark: #e05d00;
    --primary-hover: #ff7a18;
    --primary-light: rgba(255, 107, 0, 0.14);
    --orange-accent: #ff6b00;
    --orange-light: rgba(255, 107, 0, 0.18);
    --dark-navy: #090b0e;
    --slate-900: #050608;
    --slate-800: #11141a;
    --slate-700: #181d26;
    --slate-600: #29303d;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50: #f8fafc;
    --pdf-red: #ef4444;
    --pptx-orange: #ff6b00;
    --doc-blue: #0284c7;
    --success: #ff6b00;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.2), 0 2px 4px -2px rgb(0 0 0 / 0.2);
    --shadow-lg: 0 10px 25px -3px rgb(0 0 0 / 0.3), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 30px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.4);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --font: 'Onest', 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
    font-family: var(--font);
    background-color: var(--slate-50);
    color: var(--slate-800);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background-color: var(--dark-navy);
    color: #ffffff;
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 2px solid var(--primary);
}

.nav-container {
    max-width: 1350px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-logo-img {
    height: 48px;
    max-width: 260px;
    object-fit: contain;
    filter: drop-shadow(0 2px 10px rgba(255, 107, 0, 0.45));
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    font-family: var(--font);
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(255, 107, 0, 0.4);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(255, 107, 0, 0.55);
}

.btn-danger {
    background-color: var(--pdf-red);
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-warning {
    background-color: #d97706;
    color: #ffffff;
}

.btn-warning:hover {
    background-color: #b45309;
}

.admin-active {
    background-color: rgba(255, 107, 0, 0.25) !important;
    border-color: var(--primary) !important;
    color: var(--primary) !important;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border-color: rgba(255, 107, 0, 0.5);
}

.btn-secondary:disabled, .btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}

/* Main Top-Level Navigation Tabs */
.main-tabs-wrapper {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--slate-200);
    padding-bottom: 0.75rem;
}

.main-tab-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    background: #ffffff;
    color: var(--slate-700);
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.main-tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.main-tab-btn.active {
    background: var(--dark-navy);
    color: #ffffff;
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.main-tab-btn.active i {
    color: var(--primary);
}

/* Demos Tab Styling */
.demos-header-card {
    background: linear-gradient(135deg, var(--slate-800), var(--dark-navy));
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    border: 1px solid rgba(255, 107, 0, 0.3);
    box-shadow: var(--shadow-lg);
}

.demos-header-info h2 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.demos-header-info h2 i {
    color: var(--primary);
}

.demos-header-info p {
    color: var(--slate-300);
    font-size: 0.92rem;
    max-width: 750px;
}

.demos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.demo-card {
    background: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.25s ease;
    box-shadow: var(--shadow-sm);
}

.demo-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 107, 0, 0.4);
}

.demo-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.demo-category-badge {
    padding: 0.25rem 0.65rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--primary-light);
    color: var(--primary-dark);
}

.demo-card-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--slate-800);
    margin-bottom: 0.5rem;
}

.demo-card-desc {
    font-size: 0.88rem;
    color: var(--slate-600);
    margin-bottom: 1.25rem;
    line-height: 1.45;
}

.demo-card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

.demo-card-actions .btn {
    flex: 1;
    justify-content: center;
}

/* Main Container */
.main-container {
    max-width: 1350px;
    width: 100%;
    margin: 0 auto;
    padding: 2rem;
    flex: 1;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--slate-800), var(--dark-navy));
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 107, 0, 0.3);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 107, 0, 0.2) 0%, rgba(0,0,0,0) 70%);
    pointer-events: none;
}

.hero-content h1 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.hero-content p {
    color: var(--slate-300);
    font-size: 0.95rem;
    max-width: 800px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    backdrop-filter: blur(10px);
}

.stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.icon-blue { background: rgba(255, 107, 0, 0.18); color: var(--primary); }
.icon-teal { background: rgba(255, 140, 56, 0.18); color: #ff8c38; }
.icon-purple { background: rgba(234, 88, 12, 0.18); color: #ea580c; }
.icon-green { background: rgba(255, 107, 0, 0.18); color: var(--primary); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Toolbar */
.toolbar-section {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    background: #ffffff;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--slate-200);
}

.search-bar-container {
    position: relative;
    flex: 1;
    min-width: 280px;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate-400);
}

.search-bar-container input {
    width: 100%;
    padding: 0.65rem 2.5rem 0.65rem 2.75rem;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.88rem;
    background-color: var(--slate-50);
    transition: all 0.2s ease;
}

.search-bar-container input:focus {
    outline: none;
    border-color: var(--primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.25);
}

.clear-search {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--slate-400);
    cursor: pointer;
    padding: 0.2rem;
}

.filter-controls {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--slate-600);
    font-weight: 500;
}

.filter-group select {
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.85rem;
    color: var(--slate-800);
    background-color: var(--slate-50);
    cursor: pointer;
}

.view-toggle {
    display: flex;
    background: var(--slate-100);
    padding: 3px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--slate-200);
}

.view-btn {
    border: none;
    background: transparent;
    padding: 0.4rem 0.75rem;
    border-radius: 4px;
    color: var(--slate-500);
    cursor: pointer;
    transition: all 0.15s ease;
}

.view-btn.active {
    background: #ffffff;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
}

/* Category Pills */
.category-pills-section {
    margin-bottom: 1.5rem;
}

.pills-container {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: thin;
}

.pill-btn {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--slate-200);
    background: #ffffff;
    color: var(--slate-600);
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.pill-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.pill-btn.active {
    background: var(--dark-navy);
    color: #ffffff;
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* Selection Bar */
.selection-bar {
    background: var(--dark-navy);
    color: #ffffff;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 107, 0, 0.3);
    animation: fadeIn 0.2s ease-in-out;
}

.selection-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.selection-actions {
    display: flex;
    gap: 0.75rem;
}

/* Checkbox Styling */
.checkbox-container {
    display: inline-flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.card-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.35rem;
    gap: 0.5rem;
}

.card-select-inline {
    position: relative;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--slate-700);
    user-select: none;
    display: inline-flex;
    align-items: center;
    background: var(--slate-100);
    padding: 3px 10px 3px 26px;
    border-radius: 12px;
    border: 1px solid var(--slate-300);
    transition: all 0.2s ease;
}

.card-select-inline input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.card-select-inline:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}

.card-select-inline .checkmark {
    position: absolute;
    top: 50%;
    left: 6px;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1.5px solid var(--slate-400);
    background-color: #ffffff;
    transition: all 0.15s ease;
}

.card-select-inline input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.card-select-inline .checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 4px;
    top: 1px;
    width: 3px;
    height: 6px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.card-select-inline input:checked ~ .checkmark:after {
    display: block;
}

.card-select-inline.selected {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary-dark);
}

/* Master Checkbox in Selection Bar */
.selection-bar .checkmark {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 18px;
    width: 18px;
    background-color: #ffffff;
    border: 2px solid var(--slate-400);
    border-radius: 4px;
    transition: all 0.15s ease;
}

.selection-bar input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.selection-bar .checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.selection-bar input:checked ~ .checkmark:after {
    display: block;
}

/* List View Table Checkbox Styling */
.brochures-table .checkbox-container {
    position: relative;
    display: inline-block;
    width: 20px;
    height: 20px;
    cursor: pointer;
    user-select: none;
}

.brochures-table .checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.brochures-table .checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: #ffffff;
    border: 2px solid var(--slate-400);
    border-radius: 4px;
    transition: all 0.15s ease;
}

.brochures-table .checkbox-container:hover input ~ .checkmark {
    border-color: var(--primary);
}

.brochures-table .checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.brochures-table .checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.brochures-table .checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

/* Grid View */
.brochures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.brochure-card {
    background: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.25s ease;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.brochure-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 107, 0, 0.4);
}

.brochure-card.selected {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary), var(--shadow-md);
    background: var(--primary-light);
}

.card-thumb-area {
    height: 190px;
    background: var(--slate-100);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid var(--slate-200);
}

.card-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform 0.3s ease;
}

.brochure-card:hover .card-thumb-img {
    transform: scale(1.03);
}

.thumb-fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--slate-400);
}

.thumb-fallback i {
    font-size: 3.5rem;
}

.thumb-fallback.pdf-icon i { color: var(--pdf-red); }
.thumb-fallback.pptx-icon i { color: var(--pptx-orange); }

.format-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.badge-pdf { background: var(--pdf-red); }
.badge-pptx { background: var(--pptx-orange); }
.badge-doc { background: var(--doc-blue); }

.card-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-category-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--slate-800);
    margin-bottom: 0.75rem;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--slate-500);
    padding-top: 0.75rem;
    border-top: 1px solid var(--slate-100);
}

.card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    padding: 0.85rem 1.25rem;
    background: var(--slate-50);
    border-top: 1px solid var(--slate-200);
}

.card-actions .btn {
    justify-content: center;
    padding: 0.45rem 0.5rem;
    font-size: 0.8rem;
}

.card-actions .btn-secondary {
    background-color: #ffffff;
    color: var(--slate-800);
    border: 1px solid var(--slate-300);
}

.card-actions .btn-secondary:hover {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}


/* List View Table */
.brochures-list-wrapper {
    background: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
}

.brochures-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.brochures-table th {
    background: var(--slate-50);
    padding: 0.85rem 1rem;
    text-align: left;
    font-weight: 700;
    color: var(--slate-700);
    border-bottom: 1px solid var(--slate-200);
}

.brochures-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--slate-100);
    vertical-align: middle;
}

.brochures-table tr:hover {
    background: var(--slate-50);
}

.table-thumb {
    width: 50px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
    border: 1px solid var(--slate-200);
}

.table-thumb-fallback {
    width: 50px;
    height: 40px;
    border-radius: 4px;
    background: var(--slate-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: #ffffff;
    border-radius: var(--radius-md);
    border: 1px dashed var(--slate-300);
    color: var(--slate-500);
}

.empty-icon {
    font-size: 3.5rem;
    color: var(--slate-400);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--slate-800);
    margin-bottom: 0.5rem;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(9, 11, 14, 0.78);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: #ffffff;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 540px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.25s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-large {
    max-width: 950px;
    height: 85vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 1.25rem 1.5rem;
    background: var(--dark-navy);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 107, 0, 0.3);
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--slate-400);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.15s ease;
}

.modal-close:hover {
    color: #ffffff;
}

.modal-body {
    padding: 1.5rem;
}

.modal-preview-body {
    flex: 1;
    padding: 0;
    background: var(--slate-800);
}

.modal-preview-body iframe {
    width: 100%;
    height: 100%;
}

.modal-footer {
    padding: 1rem 1.5rem;
    background: var(--slate-50);
    border-top: 1px solid var(--slate-200);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed var(--slate-300);
    border-radius: var(--radius-md);
    padding: 2.5rem 1.5rem;
    text-align: center;
    background: var(--slate-50);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.btn-browse,
.drop-zone .btn-secondary {
    background-color: #ffffff !important;
    color: #090b0e !important;
    border: 2px solid var(--primary) !important;
    font-weight: 700 !important;
    padding: 0.55rem 1.4rem !important;
    border-radius: var(--radius-md) !important;
    cursor: pointer !important;
    margin-top: 0.5rem;
}

.btn-browse:hover,
.drop-zone .btn-secondary:hover {
    background-color: var(--primary) !important;
    color: #ffffff !important;
    border-color: var(--primary) !important;
}


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

.drop-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.drop-text {
    font-size: 1rem;
    font-weight: 700;
    color: var(--slate-800);
}

.drop-subtext {
    font-size: 0.8rem;
    color: var(--slate-500);
    margin-bottom: 1.25rem;
}

.selected-file-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--slate-100);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.file-icon-large {
    font-size: 2rem;
    color: var(--pdf-red);
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--slate-200);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--primary);
    width: 0%;
    transition: width 0.2s ease;
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--dark-navy);
    color: #ffffff;
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.88rem;
    animation: slideUp 0.3s ease-out;
    border-left: 4px solid var(--primary);
}

.toast.toast-success { border-left-color: var(--primary); }
.toast.toast-error { border-left-color: var(--pdf-red); }

/* Footer */
.footer {
    background: var(--dark-navy);
    color: var(--slate-400);
    padding: 1.5rem 2rem;
    font-size: 0.82rem;
    margin-top: 3rem;
    border-top: 2px solid var(--primary);
}

.footer-container {
    max-width: 1350px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-domain strong {
    color: var(--primary);
}

/* Keyframes */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-container { flex-direction: column; gap: 1rem; }
    .toolbar-section { flex-direction: column; align-items: stretch; }
    .filter-controls { flex-direction: column; align-items: stretch; }
    .hero-section { padding: 1.5rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .footer-container { flex-direction: column; text-align: center; }
}