/* ==========================================
   Claude Code Explorer - Main Styles
   Bilingual AR/EN with RTL/LTR Support
   ========================================== */

/* CSS Custom Properties */
:root {
    /* Colors - Dark Theme (default) */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --bg-nav: rgba(10, 10, 15, 0.9);
    --text-primary: #e8e8f0;
    --text-secondary: #9898b0;
    --text-muted: #686880;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #a78bfa);
    --border-color: rgba(99, 102, 241, 0.15);
    --border-hover: rgba(99, 102, 241, 0.35);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.2);
    --tag-bg: rgba(99, 102, 241, 0.12);
    --tag-text: #a5b4fc;
    --code-bg: rgba(99, 102, 241, 0.08);
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Typography */
    --font-en: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-ar: 'Noto Kufi Arabic', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --nav-height: 64px;
    --container-max: 1200px;
    --section-padding: 100px;
    --card-radius: 16px;
    --btn-radius: 12px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8f9fc;
    --bg-secondary: #eef0f6;
    --bg-card: #ffffff;
    --bg-card-hover: #f0f0ff;
    --bg-nav: rgba(248, 249, 252, 0.95);
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a6a;
    --text-muted: #8888a0;
    --border-color: rgba(99, 102, 241, 0.12);
    --border-hover: rgba(99, 102, 241, 0.3);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.1);
    --tag-bg: rgba(99, 102, 241, 0.08);
    --tag-text: #4f46e5;
    --code-bg: rgba(99, 102, 241, 0.05);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-en);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background var(--transition-normal), color var(--transition-normal);
}

/* RTL Support */
[dir="rtl"] body {
    font-family: var(--font-ar);
}

[dir="rtl"] .card-tags,
[dir="rtl"] .filter-bar,
[dir="rtl"] .hero-actions,
[dir="rtl"] .footer-tags {
    direction: rtl;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 4px;
    flex-shrink: 1;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-link {
    padding: 6px 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-primary);
    background: var(--tag-bg);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Section Sub-Navigation */
.section-nav {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(-100%);
    transition: all 0.3s ease;
    pointer-events: none;
}

.section-nav.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.section-nav-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 4px;
    height: 40px;
    overflow-x: auto;
    scrollbar-width: none;
}

.section-nav-inner::-webkit-scrollbar {
    display: none;
}

.section-nav-link {
    padding: 6px 14px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.section-nav-link:hover,
.section-nav-link.active {
    color: var(--accent-primary);
    background: var(--tag-bg);
}

.nav-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.85rem;
    font-weight: 600;
}

.nav-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--tag-bg);
}

.lang-btn {
    width: auto;
    padding: 0 14px;
    font-family: var(--font-mono);
}

/* Theme Toggle Icons */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
}

.hamburger {
    width: 18px;
    height: 2px;
    background: currentColor;
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: currentColor;
    left: 0;
    transition: all var(--transition-fast);
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

/* Search Overlay */
.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.search-overlay.hidden {
    display: none;
}

.search-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: border var(--transition-fast);
}

.search-input:focus {
    border-color: var(--accent-primary);
}

.search-results {
    margin-top: 8px;
    max-height: 300px;
    overflow-y: auto;
}

.search-result-item {
    display: block;
    padding: 10px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    background: var(--bg-card);
    color: var(--accent-primary);
}

.search-result-item .result-section {
    font-size: 0.8rem;
    color: var(--accent-primary);
    font-weight: 600;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: calc(var(--nav-height) + 40px) 24px 60px;
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.3;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 6px 20px;
    background: var(--tag-bg);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle-text {
    color: var(--text-primary);
    font-weight: 300;
    font-size: 0.7em;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-primary);
    font-family: var(--font-mono);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    border-radius: var(--btn-radius);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--tag-bg);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
    transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
    opacity: 0.5;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.5; }
    50% { transform: rotate(45deg) translate(5px, 5px); opacity: 1; }
}

/* ==========================================
   AI Features Strip
   ========================================== */
.ai-features-strip {
    padding: 48px 0 32px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    border-bottom: 1px solid var(--border-color);
}
.ai-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.ai-feature-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.ai-feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity 0.3s;
}
.ai-feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}
.ai-feature-card:hover::before { opacity: 1; }
.ai-feature-card:nth-child(1)::before { background: linear-gradient(90deg, #818cf8, #6366f1); }
.ai-feature-card:nth-child(2)::before { background: linear-gradient(90deg, #34d399, #06b6d4); }
.ai-feature-card:nth-child(3)::before { background: linear-gradient(90deg, #f59e0b, #f97316); }

.ai-feature-icon {
    flex-shrink: 0;
    width: 52px; height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
}
.ai-feature-browse { background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.1)); color: #818cf8; }
.ai-feature-ask { background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(6,182,212,0.1)); color: #34d399; }
.ai-feature-select { background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(249,115,22,0.1)); color: #fbbf24; }

.ai-feature-text h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px;
}
.ai-feature-text p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}
.ai-feature-arrow {
    position: absolute;
    top: 24px; right: 20px;
    font-size: 18px;
    color: var(--text-muted);
    transition: transform 0.3s, color 0.3s;
}
.ai-feature-card:hover .ai-feature-arrow {
    transform: translateX(4px);
    color: var(--accent-primary);
}
.ai-feature-demo-tag {
    position: absolute;
    top: 16px; right: 16px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(245, 158, 11, 0.12);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* Light theme */
[data-theme="light"] .ai-feature-browse { background: linear-gradient(135deg, #eef2ff, #ede9fe); color: #4f46e5; }
[data-theme="light"] .ai-feature-ask { background: linear-gradient(135deg, #ecfdf5, #e0f7fa); color: #059669; }
[data-theme="light"] .ai-feature-select { background: linear-gradient(135deg, #fffbeb, #fff7ed); color: #d97706; }
[data-theme="light"] .ai-feature-demo-tag { background: #fffbeb; color: #b45309; border-color: #fde68a; }
[data-theme="light"] .ai-feature-card:hover { box-shadow: 0 12px 32px rgba(99, 102, 241, 0.1); }

/* RTL */
[dir="rtl"] .ai-feature-arrow { right: auto; left: 20px; transform: scaleX(-1); }
[dir="rtl"] .ai-feature-card:hover .ai-feature-arrow { transform: scaleX(-1) translateX(4px); }
[dir="rtl"] .ai-feature-demo-tag { right: auto; left: 16px; }

/* Responsive */
@media (max-width: 900px) {
    .ai-features-grid { grid-template-columns: 1fr; gap: 14px; }
}
@media (min-width: 901px) and (max-width: 1100px) {
    .ai-features-grid { grid-template-columns: repeat(2, 1fr); }
    .ai-feature-card:nth-child(3) { grid-column: 1 / -1; }
}

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

.section-alt {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 4px 16px;
    background: var(--tag-bg);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

.subsection-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 60px 0 24px;
    color: var(--text-primary);
}

/* ==========================================
   Cards
   ========================================== */
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 32px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--tag-bg);
    border-radius: 14px;
    margin-bottom: 20px;
    color: var(--accent-primary);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.card-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ==========================================
   Architecture Diagram
   ========================================== */
.arch-diagram {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.arch-layer {
    display: flex;
    gap: 16px;
    justify-content: center;
    width: 100%;
    flex-wrap: wrap;
}

.arch-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 28px;
    text-align: center;
    min-width: 180px;
    transition: all var(--transition-normal);
}

.arch-box:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.arch-box-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.arch-box-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.arch-entry { border-color: var(--info); }
.arch-main { border-color: var(--accent-primary); }
.arch-engine { border-color: var(--accent-secondary); }
.arch-tools { border-color: var(--success); }
.arch-services { border-color: var(--warning); }
.arch-api { border-color: var(--danger); }
.arch-state { border-color: #06b6d4; }
.arch-render { border-color: #f472b6; }
.arch-analytics { border-color: #a78bfa; }

.arch-arrow {
    font-size: 1.5rem;
    color: var(--text-muted);
    line-height: 1;
}

/* ==========================================
   File Tree
   ========================================== */
.file-tree-container {
    max-width: 700px;
    margin: 0 auto;
}

.file-tree {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.tree-item {
    padding: 6px 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 6px;
    cursor: default;
    transition: background var(--transition-fast);
}

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

.tree-children {
    padding-left: 24px;
}

[dir="rtl"] .tree-children {
    padding-left: 0;
    padding-right: 24px;
}

.tree-toggle {
    font-size: 0.7rem;
    color: var(--text-muted);
    width: 12px;
    cursor: pointer;
}

.tree-icon {
    font-size: 1rem;
}

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

.tree-info {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-left: auto;
}

[dir="rtl"] .tree-info {
    margin-left: 0;
    margin-right: auto;
}

/* ==========================================
   Tools Section
   ========================================== */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 100px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all var(--transition-normal);
}

.tool-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.tool-card.hidden {
    display: none;
}

.tool-name {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.tool-desc {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ==========================================
   Features Section
   ========================================== */
.features-showcase {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-block {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 32px;
    transition: all var(--transition-normal);
}

.feature-block:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.feature-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.feature-icon-buddy { background: rgba(245, 158, 11, 0.12); }
.feature-icon-dream { background: rgba(139, 92, 246, 0.12); }
.feature-icon-kairos { background: rgba(59, 130, 246, 0.12); }
.feature-icon-coord { background: rgba(34, 197, 94, 0.12); }
.feature-icon-ultra { background: rgba(239, 68, 68, 0.12); }
.feature-icon-undercover { background: rgba(99, 102, 241, 0.12); }
.feature-icon-vim { background: rgba(6, 182, 212, 0.12); }

.feature-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.feature-location {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.feature-desc {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.feature-details {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
}

.detail-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.detail-item {
    font-size: 0.9rem;
    line-height: 1.6;
}

.detail-item strong {
    color: var(--accent-primary);
    margin-right: 8px;
}

[dir="rtl"] .detail-item strong {
    margin-right: 0;
    margin-left: 8px;
}

/* ==========================================
   Security Section
   ========================================== */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.security-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 28px;
    position: relative;
    transition: all var(--transition-normal);
}

.security-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.security-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.security-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.security-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.security-size {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    background: var(--tag-bg);
    color: var(--accent-primary);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

[dir="rtl"] .security-size {
    right: auto;
    left: 16px;
}

/* ==========================================
   Statistics Section
   ========================================== */
.stats-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-bottom: 60px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px 16px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.stat-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--bar-color, var(--accent-primary));
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 1.5s ease;
}

.stat-bar.animated {
    transform: scaleX(1);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-primary);
    font-family: var(--font-mono);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Table */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--card-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.data-table th,
.data-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

[dir="rtl"] .data-table th,
[dir="rtl"] .data-table td {
    text-align: right;
}

.data-table th {
    background: var(--bg-secondary);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.data-table td {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.data-table code {
    font-family: var(--font-mono);
    background: var(--code-bg);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--accent-primary);
    font-size: 0.85rem;
}

.status-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
}

.status-active { background: rgba(34, 197, 94, 0.12); color: var(--success); }
.status-beta { background: rgba(245, 158, 11, 0.12); color: var(--warning); }
.status-internal { background: rgba(139, 92, 246, 0.12); color: var(--accent-secondary); }

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-tech h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 4px 0;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
}
.footer-developer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}
.footer-developer strong {
    color: var(--text-primary);
    font-weight: 700;
}
.footer-dev-links {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 4px;
}
.footer-dev-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px; height: 34px;
    border-radius: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    transition: all 0.25s ease;
}
.footer-dev-links a:hover {
    color: #818cf8;
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}
[dir="rtl"] .footer-dev-links { margin-left: 0; margin-right: 4px; }

/* Visitor Counter */
.footer-visitors {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 20px;
}
.visitor-counter {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.visitor-counter svg {
    color: #818cf8;
    flex-shrink: 0;
}
.visitor-counter strong {
    color: #818cf8;
    font-size: 1.1rem;
    font-weight: 800;
    font-family: var(--font-mono);
    min-width: 24px;
    text-align: center;
}
@media (max-width: 500px) {
    .footer-visitors { flex-direction: column; gap: 10px; align-items: center; }
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-nav);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.open {
        display: flex;
    }

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

    .section-nav {
        display: none;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-stat-number {
        font-size: 1.8rem;
    }

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

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

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

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

    .arch-layer {
        flex-direction: column;
        align-items: center;
    }

    .feature-header {
        flex-direction: column;
    }

    .security-size {
        position: static;
        display: inline-block;
        margin-top: 12px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .filter-bar {
        gap: 6px;
    }

    .filter-btn {
        font-size: 0.8rem;
        padding: 6px 14px;
    }
}

/* ==========================================
   Utility Classes
   ========================================== */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}