/* ============================================
   Lexeon - Warm & Welcoming Design System
   Soft pastel colors, rounded shapes, minimalist
   Target: Immigrants & elderly users
   ============================================ */

/* ========== CSS Variables ========== */
:root {
    /* Backgrounds - Warm & Inviting */
    --bg-main: #FAF3E8;           /* Warm beige/cream background */
    --bg-card: #FFFFFF;           /* Pure white for cards */
    --bg-overlay: rgba(255, 255, 255, 0.8);
    --bg-warm-accent: #FFF9F5;    /* Very light warm accent */

    /* Brand Colors - Soft & Welcoming */
    --color-primary-blue: #152E63;     /* Deep blue for buttons and text */
    --color-sage-green: #A8D5BA;       /* Soft mint/sage for "Lexeon" text */
    --color-peach: #FEC05D;            /* Warm golden yellow for primary CTA */
    --color-slate: #152E63;            /* Deep blue for secondary button */

    /* Accent Colors - Dashboard Stats */
    --color-yellow: #FEC05D;
    --color-green: #6BCF7F;
    --color-purple: #9B6DFF;
    --color-coral: #FF8585;

    /* Text Colors - Soft but readable */
    --text-primary: #2D3748;
    --text-secondary: #4A5568;
    --text-light: #718096;
    --text-white: #FFFFFF;

    /* Borders - Very subtle */
    --border-color: #E8DDD0;      /* Warm beige border */
    --border-light: #F0E8DC;
    --border-medium: #D9C9B8;

    /* Semantic Colors */
    --color-success: #6BCF7F;
    --color-error: #E56B6F;
    --color-warning: #FEC05D;
    --color-info: #152E63;

    /* Typography */
    --font-family: 'Bricolage Grotesque', 'Inter', 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;      /* 14px */
    --font-size-md: 1rem;           /* 16px */
    --font-size-lg: 1.125rem;       /* 18px */
    --font-size-xl: 1.25rem;        /* 20px */
    --font-size-2xl: 1.5rem;        /* 24px */
    --font-size-3xl: 1.875rem;      /* 30px */
    --font-size-4xl: 2.25rem;       /* 36px */
    --font-size-hero: 4rem;         /* 64px - for "Lexeon" */

    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;

    /* Spacing - 8px Grid System */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-8: 64px;
    --space-10: 80px;
    --space-12: 96px;

    /* Border Radius - Very rounded, friendly */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-pill: 28px;          /* For buttons */
    --radius-full: 9999px;

    /* Shadows - Soft and subtle */
    --shadow-xs: 0 2px 6px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.10);
    --shadow-xl: 0 16px 36px rgba(0, 0, 0, 0.12);

    /* Transitions - Smooth and gentle */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;

    /* Layout */
    --max-content-width: 1200px;
    --min-touch-target: 48px;
}

/* ========== Reset & Base Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary-blue);
    text-decoration: none;
    transition: var(--transition-base);
}

a:hover {
    color: var(--color-slate);
}

a:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

/* ========== Layout Components ========== */
.container {
    width: 100%;
    max-width: var(--max-content-width);
    margin: 0 auto;
    padding: 0 var(--space-3);
}

.main-content {
    min-height: calc(100vh - 80px - 200px);
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p {
    margin-bottom: var(--space-2);
    color: var(--text-secondary);
}

/* ========== Header & Navigation ========== */
.header {
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
}

.navbar {
    padding: var(--space-3) 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-sage-green);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.05);
}

.logo img {
    height: 60px;
    width: auto;
    transition: var(--transition-base);
}

.logo-text {
    color: var(--color-sage-green);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-links li a {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
    min-height: var(--min-touch-target);
    display: flex;
    align-items: center;
}

.nav-links li a:hover {
    background-color: var(--bg-warm-accent);
    color: var(--color-primary-blue);
    transform: translateY(-2px);
}

.nav-links li a:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    cursor: pointer;
}

.dropdown-icon {
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-card);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--space-1) 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
    border: 1px solid var(--border-light);
}

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

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu li a {
    display: block;
    padding: var(--space-2) var(--space-3);
    color: var(--text-primary);
    width: 100%;
}

.dropdown-menu li a:hover {
    background-color: var(--bg-warm-accent);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    min-width: var(--min-touch-target);
    min-height: var(--min-touch-target);
    z-index: 1002;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.mobile-menu-toggle:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--text-primary);
    transition: var(--transition-base);
    border-radius: 2px;
    pointer-events: none;
}

/* Hamburger animation when menu is open */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========== Buttons - Rounded & Friendly ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    min-height: var(--min-touch-target);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border-radius: var(--radius-pill);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    box-shadow: var(--shadow-sm);
}

.btn:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
}

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

.btn-primary:hover {
    background-color: #E5A844;
    transform: scale(1.02) translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--text-white);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background-color: var(--color-slate);
    color: var(--text-white);
}

.btn-secondary:hover {
    background-color: #1E4580;
    transform: scale(1.02) translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--text-white);
}

.btn-success {
    background-color: var(--color-green);
    color: var(--text-white);
}

.btn-success:hover {
    background-color: #52B869;
    transform: scale(1.02) translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 16px 40px;
    font-size: var(--font-size-lg);
    min-width: 280px;
    height: 56px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: var(--font-size-sm);
    min-height: 40px;
}

/* ========== Flash Messages ========== */
.messages-container {
    padding: var(--space-3) 0;
}

.alert {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2);
    position: relative;
    border-left: 4px solid;
    animation: slideInRight 0.3s ease;
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

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

.alert-success {
    background-color: #E6F7E9;
    color: #2F5233;
    border-left-color: var(--color-success);
}

.alert-error {
    background-color: #FFEAEA;
    color: #742A2A;
    border-left-color: var(--color-error);
}

.alert-warning {
    background-color: #FFF9E6;
    color: #744210;
    border-left-color: var(--color-warning);
}

.alert-info {
    background-color: #E6F2FF;
    color: #1E3A5F;
    border-left-color: var(--color-info);
}

.alert-icon {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.alert-message {
    flex: 1;
    font-weight: var(--font-weight-medium);
}

.alert-close {
    background: none;
    border: none;
    font-size: var(--font-size-3xl);
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: var(--transition-base);
    min-width: var(--min-touch-target);
    min-height: var(--min-touch-target);
}

.alert-close:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* ========== Landing Page / Hero Section ========== */
.hero {
    padding: var(--space-12) 0;
    background-color: var(--bg-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.hero-logo {
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-2);
}

.hero-title {
    font-size: var(--font-size-hero);
    margin-bottom: var(--space-3);
    line-height: var(--line-height-tight);
    color: var(--color-primary-blue);
    font-weight: var(--font-weight-bold);
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    line-height: var(--line-height-relaxed);
    font-weight: var(--font-weight-regular);
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    align-items: center;
    width: 100%;
}

/* ========== Form Section - for Login/Register ========== */
.form-section {
    padding: var(--space-10) 0;
    background-color: var(--bg-main);
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
}

.form-container {
    max-width: 500px;
    margin: 0 auto;
    padding: var(--space-8);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    margin-bottom: var(--space-1);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    font-size: var(--font-size-md);
}

.form-input,
.form-select {
    width: 100%;
    min-height: 52px;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    transition: var(--transition-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-card);
}

.form-input:hover,
.form-select:hover {
    border-color: var(--color-primary-blue);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}

.form-input:focus-visible,
.form-select:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
}

.form-input:disabled {
    background-color: var(--bg-main);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-checkbox {
    width: 20px;
    height: 20px;
    margin-right: var(--space-1);
    cursor: pointer;
    accent-color: #FEC05D;
}

.form-helper {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-top: var(--space-1);
    line-height: var(--line-height-normal);
}

.form-error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    margin-top: var(--space-1);
    font-weight: var(--font-weight-semibold);
}

.form-link {
    text-align: center;
    margin-top: var(--space-3);
    color: var(--text-secondary);
}

.form-link a {
    color: var(--color-primary-blue);
    font-weight: var(--font-weight-semibold);
}

/* ========== Sections ========== */
section {
    padding: var(--space-10) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

/* ========== Badge Components ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: capitalize;
}

.badge-uploaded {
    background-color: #E2E8F0;
    color: #4A5568;
}

.badge-processing {
    background-color: #E6F2FF;
    color: #1E3A5F;
}

.badge-completed {
    background-color: #E6F7E9;
    color: #2F5233;
}

.badge-failed {
    background-color: #FFEAEA;
    color: #742A2A;
}

/* ========== Dashboard - Stats Cards ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.stat-card {
    background: var(--bg-card);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
    text-align: center;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-card:nth-child(1) .stat-icon {
    color: var(--color-yellow);
}

.stat-card:nth-child(2) .stat-icon {
    color: var(--color-green);
}

.stat-card:nth-child(3) .stat-icon {
    color: var(--color-purple);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-weight-semibold);
}

.stat-value {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--space-2);
}

/* ========== Dashboard - Document Cards ========== */
.documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.document-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.document-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.document-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-3);
    gap: var(--space-2);
}

.document-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
    flex: 1;
    line-height: var(--line-height-normal);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.document-meta {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.document-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.document-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: auto;
    flex-wrap: wrap;
}

.empty-state {
    text-align: center;
    padding: var(--space-12);
    color: var(--text-secondary);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.empty-state-icon {
    font-size: 5rem;
    margin-bottom: var(--space-3);
    opacity: 0.5;
}

/* ========== Dashboard - Filter & Search Bar ========== */
.filter-bar {
    background: var(--bg-card);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-6);
    border: 1px solid var(--border-light);
}

.filter-form {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto auto;
    gap: var(--space-3);
    align-items: end;
}

.filter-form .form-group {
    margin-bottom: 0;
}

/* ========== Tabs Component ========== */
.tabs {
    margin-top: var(--space-4);
}

.tab-nav {
    display: flex;
    gap: var(--space-2);
    border-bottom: 2px solid var(--border-color);
    margin-bottom: var(--space-4);
    overflow-x: auto;
}

.tab-item {
    padding: var(--space-2) var(--space-4);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: var(--transition-base);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-size: var(--font-size-md);
    white-space: nowrap;
    min-height: var(--min-touch-target);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

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

.tab-item:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
}

.tab-item.active {
    border-bottom-color: var(--color-peach);
    color: var(--color-peach);
    font-weight: var(--font-weight-bold);
}

.tab-panel {
    display: none;
    padding: var(--space-3) 0;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.tab-content {
    background: var(--bg-card);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    line-height: var(--line-height-relaxed);
    white-space: pre-wrap;
    border: 1px solid var(--border-light);
    text-align: justify;
}

/* ========== Drop Zone Component ========== */
.drop-zone {
    border: 3px dashed var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
    background: var(--bg-warm-accent);
    min-height: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--color-peach);
    background: #FFF5ED;
    transform: scale(1.01);
}

.drop-zone-icon {
    font-size: 5rem;
    color: var(--text-light);
    margin-bottom: var(--space-3);
}

.drop-zone.drag-over .drop-zone-icon {
    color: var(--color-peach);
    animation: bounce 0.5s ease;
}

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

.drop-zone-text {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-1);
    font-weight: var(--font-weight-semibold);
}

.drop-zone-subtext {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.file-preview {
    display: none;
    background: var(--bg-card);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-top: var(--space-3);
    border: 1px solid var(--border-light);
}

.file-preview.active {
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideInUp 0.3s ease;
}

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

.file-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.file-icon {
    font-size: var(--font-size-3xl);
    color: var(--color-peach);
}

.file-details h4 {
    margin: 0 0 4px 0;
    font-size: var(--font-size-md);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.file-details p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.file-remove {
    background: none;
    border: none;
    color: var(--color-error);
    cursor: pointer;
    font-size: var(--font-size-2xl);
    padding: var(--space-1);
    transition: var(--transition-base);
    min-width: var(--min-touch-target);
    min-height: var(--min-touch-target);
    border-radius: var(--radius-sm);
}

.file-remove:hover {
    color: var(--color-error);
    transform: scale(1.2);
    background-color: #FFEAEA;
}

.file-remove:focus-visible {
    outline: 3px solid var(--color-error);
    outline-offset: 2px;
}

/* ========== Tooltip Component ========== */
.explained-term {
    border-bottom: 2px dotted var(--color-peach);
    cursor: pointer;
    position: relative;
    color: var(--color-primary-blue);
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-base);
}

.explained-term:hover {
    color: var(--color-peach);
    border-bottom-color: var(--color-primary-blue);
}

.explained-term:hover::after {
    content: attr(data-explanation);
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--text-white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    white-space: normal;
    max-width: 300px;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    line-height: var(--line-height-normal);
    font-weight: var(--font-weight-regular);
}

.explained-term:hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: var(--text-primary);
    z-index: 1000;
}

/* Hide hover tooltips on touch devices (mobile) */
@media (hover: none) and (pointer: coarse) {
    .explained-term:hover::after,
    .explained-term:hover::before {
        display: none;
    }
}

/* ========== Document Detail Page ========== */
.document-detail-header {
    background: var(--bg-card);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--space-6);
    border: 1px solid var(--border-light);
}

.document-detail-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    gap: var(--space-3);
    flex-wrap: wrap;
}

.document-detail-title h1 {
    margin: 0;
    font-size: var(--font-size-4xl);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
}

.document-metadata {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

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

.metadata-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-weight-semibold);
}

.metadata-value {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.processing-status {
    background: var(--bg-card);
    padding: var(--space-10);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--border-light);
}

.spinner {
    width: 64px;
    height: 64px;
    border: 4px solid var(--border-light);
    border-top: 4px solid var(--color-peach);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--space-4);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Document Action Buttons */
.document-actions-header {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.document-actions-header .btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 768px) {
    .document-actions-header {
        flex-direction: column;
    }

    .document-actions-header .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ========== Profile Page ========== */
.profile-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-6);
    margin-top: var(--space-5);
}

.profile-section {
    background: var(--bg-card);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.profile-section h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--border-light);
    color: var(--text-primary);
}

/* ========== Pagination ========== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-6);
    flex-wrap: wrap;
}

.pagination-link {
    padding: var(--space-2) var(--space-3);
    min-width: var(--min-touch-target);
    min-height: var(--min-touch-target);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: var(--transition-base);
    font-weight: var(--font-weight-medium);
    background: var(--bg-card);
}

.pagination-link:hover {
    border-color: var(--color-peach);
    background: var(--color-peach);
    color: var(--text-white);
    transform: translateY(-2px);
}

.pagination-link:focus-visible {
    outline: 3px solid var(--color-primary-blue);
    outline-offset: 2px;
}

.pagination-link.active {
    background: var(--color-peach);
    border-color: var(--color-peach);
    color: var(--text-white);
    font-weight: var(--font-weight-bold);
}

.pagination-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========== Modal ========== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-card);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    font-size: var(--font-size-3xl);
    color: var(--text-light);
    cursor: pointer;
    background: none;
    border: none;
    transition: var(--transition-base);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

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

/* ========== Footer ========== */
.footer {
    background-color: #152E63;
    color: #E2E8F0;
    padding: var(--space-10) 0 var(--space-4);
    margin-top: var(--space-12);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.footer-title {
    font-size: var(--font-size-3xl);
    color: var(--text-white);
    margin-bottom: var(--space-2);
}

.footer-description {
    color: #CBD5E0;
    line-height: var(--line-height-relaxed);
}

.footer-heading {
    color: var(--text-white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-3);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-links a {
    color: #CBD5E0;
    transition: var(--transition-base);
    padding: var(--space-1) 0;
}

.footer-links a:hover {
    color: var(--text-white);
    padding-left: var(--space-1);
}

.footer-contact a {
    color: var(--color-peach);
}

.footer-contact a:hover {
    color: var(--text-white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #CBD5E0;
}

/* ========== Utility Classes ========== */
/* Spacing */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }

.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }

/* Text Alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Display */
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }
.d-block { display: block; }

/* Flex */
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
    .filter-form {
        grid-template-columns: 1fr;
    }

    .profile-container {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    :root {
        --font-size-hero: 3rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    /* When menu is open, make hamburger button fixed and above everything */
    body.menu-open .mobile-menu-toggle {
        position: fixed;
        top: var(--space-3);
        right: var(--space-3);
        z-index: 1003;
        background-color: var(--bg-card);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
    }

    body.menu-open .mobile-menu-toggle span {
        background-color: var(--text-primary);
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--bg-card);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-2);
        padding: var(--space-6);
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease-in-out;
        z-index: 1001;
    }

    .nav-links.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links li a {
        display: block;
        width: 100%;
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-xl);
        border-radius: var(--radius-md);
    }

    .nav-links li a:hover,
    .nav-links li a:active {
        background-color: var(--bg-warm-accent);
    }

    /* Make CTA button stand out on mobile menu */
    .nav-links li a.btn-primary {
        background-color: var(--color-peach);
        color: white;
        margin-top: var(--space-3);
        padding: var(--space-3) var(--space-6);
    }

    /* Dropdown on mobile */
    .dropdown {
        width: 100%;
    }

    .dropdown-toggle {
        justify-content: center;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        padding: var(--space-2) 0;
        margin-top: var(--space-1);
        opacity: 1;
        visibility: visible;
        transform: none;
        border: none;
        background: var(--bg-warm-accent);
        border-radius: var(--radius-md);
    }

    .dropdown-menu li a {
        font-size: var(--font-size-lg);
        padding: var(--space-2) var(--space-3);
    }

    .hero-cta {
        width: 100%;
    }

    .btn-lg {
        width: 100%;
        max-width: 400px;
    }

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

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

    .document-metadata {
        grid-template-columns: 1fr;
    }

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

    /* Hide body scroll when mobile menu is open */
    body.menu-open {
        overflow: hidden;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-2);
    }

    .hero {
        padding: var(--space-8) 0;
    }

    section {
        padding: var(--space-8) 0;
    }

    .form-container {
        padding: var(--space-4);
    }

    .btn-lg {
        padding: 14px 32px;
        font-size: var(--font-size-md);
    }
}

/* ========== Print Styles ========== */
@media print {
    .header,
    .footer,
    .nav-links,
    .mobile-menu-toggle,
    .hero-cta,
    .filter-bar,
    .btn,
    .pagination {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .document-card,
    .stat-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }

    a {
        color: black;
        text-decoration: underline;
    }
}

/* ============================================
   Cookie Consent Banner - CNIL Compliant
   ============================================ */

.cookie-consent-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    transform: translateY(100%);
    opacity: 0;
    transition: transform 0.3s ease-out, opacity 0.3s ease-out;
    border-top: 3px solid var(--color-peach);
}

.cookie-consent-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.cookie-consent-header h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin: 0 0 0.5rem 0;
    font-weight: 600;
}

.cookie-consent-header p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem 0;
    line-height: 1.6;
}

.cookie-consent-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.cookie-option {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-warm-accent);
    border-radius: 0.75rem;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s ease;
}

.cookie-option:hover {
    background: #FFF;
    border-color: var(--color-peach);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.cookie-option input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
    accent-color: #FEC05D;
}

.cookie-option input[type="checkbox"]:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.cookie-option-content {
    flex: 1;
}

.cookie-option-content strong {
    display: block;
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.cookie-option-content span {
    display: block;
    color: var(--text-light);
    font-size: 0.875rem;
    line-height: 1.5;
}

.cookie-consent-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.cookie-consent-actions button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-family);
}

.btn-refuse {
    background: transparent;
    color: var(--text-secondary);
    border: 2px solid var(--border-medium) !important;
}

.btn-refuse:hover {
    background: var(--bg-warm-accent);
    border-color: var(--text-secondary) !important;
}

.btn-accept-selected {
    background: #152E63;
    color: white;
}

.btn-accept-selected:hover {
    background: #1E4580;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(21, 46, 99, 0.3);
}

.btn-accept-all {
    background: var(--color-peach);
    color: white;
}

.btn-accept-all:hover {
    background: #E5A844;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(254, 192, 93, 0.4);
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .cookie-consent-content {
        padding: 1.5rem 1rem;
    }

    .cookie-consent-options {
        grid-template-columns: 1fr;
    }

    .cookie-consent-actions {
        flex-direction: column;
    }

    .cookie-consent-actions button {
        width: 100%;
    }

    .cookie-consent-header h3 {
        font-size: 1.25rem;
    }
}

/* ============================================
   RTL Support for Arabic
   ============================================ */

.rtl-content {
    direction: rtl;
    text-align: right;
}

/* Adjust explained terms tooltip positioning for RTL */
.rtl-content .explained-term:hover::after {
    left: auto;
    right: 50%;
    transform: translateX(50%);
}

.rtl-content .explained-term:hover::before {
    left: auto;
    right: 50%;
    transform: translateX(50%);
}

/* ============================================
   Feedback Section
   ============================================ */

.feedback-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.feedback-container {
    text-align: center;
}

.feedback-question {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.feedback-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.feedback-btn {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-pill);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family);
}

.feedback-btn:hover {
    border-color: var(--color-primary-blue);
    color: var(--color-primary-blue);
    transform: translateY(-2px);
}

.feedback-btn-yes:hover,
.feedback-btn-yes.selected {
    border-color: var(--color-success);
    background: #E6F7E9;
    color: #2F5233;
}

.feedback-btn-no:hover,
.feedback-btn-no.selected {
    border-color: var(--color-error);
    background: #FFEAEA;
    color: #742A2A;
}

.feedback-btn.selected {
    transform: scale(1.05);
}

.feedback-suggestion-box {
    margin-top: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.feedback-textarea {
    width: 100%;
    min-height: 80px;
    padding: var(--space-2);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    resize: vertical;
    transition: var(--transition-base);
}

.feedback-textarea:focus {
    outline: none;
    border-color: var(--color-primary-blue);
    box-shadow: 0 0 0 3px rgba(21, 46, 99, 0.1);
}

.feedback-textarea::placeholder {
    color: var(--text-light);
}

.feedback-thank-you {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.feedback-thank-you p {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin: 0;
}

@media (max-width: 480px) {
    .feedback-buttons {
        flex-direction: column;
        align-items: center;
    }

    .feedback-btn {
        width: 100%;
        max-width: 200px;
        justify-content: center;
    }
}

/* ===== Announcement Banner ===== */
.announcement-banner {
    background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    color: white;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    position: relative;
    z-index: 1001;
    transition: all 0.3s ease;
}

.announcement-banner.banner-hiding {
    opacity: 0;
    transform: translateY(-100%);
    max-height: 0;
    padding: 0;
    overflow: hidden;
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    text-align: center;
}

.banner-message {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1.4;
}

.banner-message strong {
    font-weight: var(--font-weight-bold);
}

.banner-message a {
    color: white;
    text-decoration: underline;
}

.banner-message a:hover {
    opacity: 0.9;
}

.banner-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    transition: background 0.2s ease;
    white-space: nowrap;
}

.banner-link:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.banner-dismiss {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: white;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    opacity: 0.8;
}

.banner-dismiss:hover {
    background: rgba(255, 255, 255, 0.2);
    opacity: 1;
}

.banner-dismiss svg {
    width: 16px;
    height: 16px;
}

@media (max-width: 768px) {
    .announcement-banner {
        padding: 10px 50px 10px 16px;
    }

    .banner-content {
        gap: 10px;
    }

    .banner-message {
        font-size: var(--font-size-sm);
    }

    .banner-link {
        padding: 5px 12px;
        font-size: var(--font-size-xs);
    }

    .banner-dismiss {
        right: 8px;
    }
}