/* ==========================================================================
   DOCUMATE - Documentation Platform Template
   Premium CSS with Design Tokens, Animations & Dark Mode
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ========================================================================== */

:root {
    /* Primary Colors - Mint/Emerald */
    --color-primary-50: #ecfdf5;
    --color-primary-100: #d1fae5;
    --color-primary-200: #a7f3d0;
    --color-primary-300: #6ee7b7;
    --color-primary-400: #34d399;
    --color-primary-500: #10b981;
    --color-primary-600: #059669;
    --color-primary-700: #047857;
    --color-primary-800: #065f46;
    --color-primary-900: #064e3b;

    /* Slate Colors */
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    --color-slate-950: #020617;

    /* Semantic Colors */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;

    /* Code Colors */
    --color-code-bg: #1e293b;
    --color-code-text: #e2e8f0;
    --color-code-keyword: #c084fc;
    --color-code-string: #34d399;
    --color-code-function: #60a5fa;
    --color-code-comment: #64748b;
    --color-code-number: #fb923c;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-sidebar: #0f172a;
    --bg-code: #1e293b;

    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;

    /* Border Colors */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #94a3b8;

    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: clamp(2.5rem, 5vw, 3rem);
    --text-6xl: clamp(3rem, 6vw, 3.75rem);
    --text-7xl: clamp(3.5rem, 7vw, 4.5rem);

    /* Font Families */
    --font-heading: 'Lexend', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
    --font-mono: 'Fira Code', 'JetBrains Mono', monospace;

    /* Font Weights */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Line Heights */
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;

    /* Spacing Scale (8px base) */
    --space-0: 0;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    --space-40: 10rem;
    --space-48: 12rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

    /* Glow Effects */
    --glow-primary: 0 0 20px rgba(52, 211, 153, 0.3);
    --glow-primary-lg: 0 0 40px rgba(52, 211, 153, 0.4);
    --glow-white: 0 0 30px rgba(255, 255, 255, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-spotlight: 1000;

    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;

    /* Sidebar Width */
    --sidebar-width: 280px;
    --toc-width: 240px;
}

/* ==========================================================================
   DARK MODE
   ========================================================================== */

[data-theme="dark"],
.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-sidebar: #020617;
    --bg-code: #0f172a;

    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --text-muted: #64748b;

    --border-light: #334155;
    --border-medium: #475569;
    --border-dark: #64748b;

    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px -1px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    color: var(--text-primary);
    letter-spacing: var(--tracking-tight);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

a {
    color: var(--color-primary-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-600);
}

strong {
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: var(--bg-tertiary);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-md);
    color: var(--color-primary-600);
}

.dark code {
    color: var(--color-primary-400);
}

pre {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    background: var(--bg-code);
    color: var(--color-code-text);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    overflow-x: auto;
    position: relative;
}

pre code {
    background: transparent;
    padding: 0;
    color: inherit;
}

blockquote {
    border-left: 4px solid var(--color-primary-400);
    padding-left: var(--space-6);
    margin: var(--space-6) 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* ==========================================================================
   SELECTION & SCROLLBAR
   ========================================================================== */

::selection {
    background: var(--color-primary-400);
    color: var(--color-slate-900);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-dark);
}

/* ==========================================================================
   FOCUS STATES (ACCESSIBILITY)
   ========================================================================== */

:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

.focus-ring:focus-visible {
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.4);
}

/* ==========================================================================
   SKIP LINK (ACCESSIBILITY)
   ========================================================================== */

.skip-link {
    position: fixed;
    top: -100%;
    left: var(--space-4);
    z-index: var(--z-tooltip);
    background: var(--color-primary-500);
    color: white;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: var(--font-medium);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* ==========================================================================
   CONTAINER
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.container-lg {
    max-width: var(--container-lg);
}

.container-sm {
    max-width: var(--container-sm);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.dark .nav {
    background: rgba(15, 23, 42, 0.8);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 var(--space-6);
    max-width: var(--container-2xl);
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    font-size: var(--text-xl);
    color: var(--text-primary);
}

.nav-logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-link.active {
    color: var(--color-primary-600);
}

.dark .nav-link.active {
    color: var(--color-primary-400);
}

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

.nav-search-btn {
    display: none;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

@media (min-width: 768px) {
    .nav-search-btn {
        display: flex;
    }
}

.nav-search-btn:hover {
    border-color: var(--border-medium);
    color: var(--text-secondary);
}

.nav-search-kbd {
    display: flex;
    align-items: center;
    gap: 2px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.theme-toggle .icon-sun {
    display: none;
}

.dark .theme-toggle .icon-sun {
    display: block;
}

.dark .theme-toggle .icon-moon {
    display: none;
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-fixed);
    background: var(--bg-primary);
    padding: var(--space-6);
    overflow-y: auto;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mobile-menu-link {
    display: block;
    padding: var(--space-4);
    color: var(--text-primary);
    font-weight: var(--font-medium);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.mobile-menu-link:hover {
    background: var(--bg-secondary);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-xl);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
    color: white;
    box-shadow: var(--shadow-sm), 0 0 0 0 rgba(52, 211, 153, 0);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-500));
    box-shadow: var(--shadow-md), var(--glow-primary);
    transform: translateY(-1px);
    color: white;
}

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

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

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

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

.btn-outline {
    background: transparent;
    color: var(--color-primary-500);
    border: 1px solid var(--color-primary-500);
}

.btn-outline:hover {
    background: var(--color-primary-500);
    color: white;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    padding-top: calc(64px + var(--space-16));
    padding-bottom: var(--space-20);
    background: var(--bg-primary);
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-16);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.dark .hero-badge {
    background: rgba(52, 211, 153, 0.1);
    color: var(--color-primary-400);
}

.hero-title {
    font-size: var(--text-7xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-6);
    letter-spacing: var(--tracking-tighter);
}

.hero-title-gradient {
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-8);
    line-height: var(--leading-relaxed);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-search {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    color: var(--text-tertiary);
    font-size: var(--text-base);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 320px;
}

.hero-search:hover {
    border-color: var(--color-primary-400);
    box-shadow: var(--glow-primary);
}

.hero-search-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.hero-search-text {
    flex: 1;
    text-align: left;
}

/* Docs Preview */
.hero-preview {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
}

.docs-preview {
    display: grid;
    grid-template-columns: 260px 1fr;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    min-height: 480px;
}

@media (max-width: 768px) {
    .docs-preview {
        grid-template-columns: 1fr;
    }

    .docs-sidebar-preview {
        display: none;
    }
}

.docs-sidebar-preview {
    background: var(--bg-sidebar);
    padding: var(--space-6);
    border-right: 1px solid var(--border-light);
}

.dark .docs-sidebar-preview {
    border-right-color: var(--border-light);
}

.docs-sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: white;
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    font-size: var(--text-lg);
    margin-bottom: var(--space-6);
}

.docs-sidebar-logo-icon {
    width: 28px;
    height: 28px;
    background: var(--color-primary-500);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.docs-sidebar-version {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-slate-400);
    font-size: var(--text-xs);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-6);
    cursor: pointer;
}

.docs-sidebar-section {
    margin-bottom: var(--space-6);
}

.docs-sidebar-section-title {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-slate-500);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-3);
}

.docs-sidebar-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.docs-sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    color: var(--color-slate-400);
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.docs-sidebar-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
}

.docs-sidebar-link.active {
    color: white;
    background: rgba(52, 211, 153, 0.2);
}

.docs-sidebar-link-icon {
    width: 16px;
    height: 16px;
    opacity: 0.7;
}

.docs-content-preview {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
}

.docs-content-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-6);
}

.docs-content-breadcrumb-sep {
    color: var(--border-medium);
}

.docs-content-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
}

.docs-content-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.docs-code-block {
    background: var(--bg-code);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-6);
}

.docs-code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.docs-code-lang {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-slate-400);
}

.docs-code-copy {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--color-slate-400);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.docs-code-copy:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.docs-code-copy.copied {
    background: var(--color-primary-500);
    border-color: var(--color-primary-500);
    color: white;
}

.docs-code-content {
    padding: var(--space-4);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-code-text);
    overflow-x: auto;
}

.docs-code-content .keyword { color: var(--color-code-keyword); }
.docs-code-content .string { color: var(--color-code-string); }
.docs-code-content .function { color: var(--color-code-function); }
.docs-code-content .comment { color: var(--color-code-comment); }
.docs-code-content .number { color: var(--color-code-number); }

.docs-feedback {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-top: auto;
}

.docs-feedback-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.docs-feedback-btns {
    display: flex;
    gap: var(--space-2);
    margin-left: auto;
}

.docs-feedback-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.docs-feedback-btn:hover {
    border-color: var(--color-primary-400);
    color: var(--color-primary-500);
}

/* ==========================================================================
   SEARCH SPOTLIGHT (CMD+K)
   ========================================================================== */

.spotlight-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-spotlight);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.spotlight-overlay.active {
    display: flex;
    opacity: 1;
}

.spotlight-modal {
    width: 100%;
    max-width: 640px;
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    transform: scale(0.95) translateY(-20px);
    transition: transform var(--transition-base);
}

.spotlight-overlay.active .spotlight-modal {
    transform: scale(1) translateY(0);
}

.spotlight-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--border-light);
}

.spotlight-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.spotlight-input {
    flex: 1;
    background: transparent;
    border: none;
    font-family: var(--font-body);
    font-size: var(--text-lg);
    color: var(--text-primary);
    outline: none;
}

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

.spotlight-close {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-1) var(--space-2);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    cursor: pointer;
}

.spotlight-results {
    max-height: 400px;
    overflow-y: auto;
    padding: var(--space-2);
}

.spotlight-section {
    padding: var(--space-2);
}

.spotlight-section-title {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    padding: var(--space-2) var(--space-3);
}

.spotlight-result {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.spotlight-result:hover,
.spotlight-result.active {
    background: var(--color-primary-50);
}

.dark .spotlight-result:hover,
.dark .spotlight-result.active {
    background: rgba(52, 211, 153, 0.1);
}

.spotlight-result-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.spotlight-result-content {
    flex: 1;
}

.spotlight-result-title {
    font-weight: var(--font-medium);
    font-size: var(--text-sm);
}

.spotlight-result-desc {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.spotlight-result-action {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.spotlight-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-6);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.spotlight-hints {
    display: flex;
    gap: var(--space-4);
}

.spotlight-hint {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.spotlight-hint kbd {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 2px 6px;
    font-family: var(--font-mono);
}

/* ==========================================================================
   FEATURES SECTION
   ========================================================================== */

.features {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.dark .section-label {
    background: rgba(52, 211, 153, 0.1);
    color: var(--color-primary-400);
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    padding: var(--space-8);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-primary-300);
    box-shadow: var(--shadow-lg), var(--glow-primary);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
    border-radius: var(--radius-xl);
    color: white;
    margin-bottom: var(--space-6);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
}

.feature-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* ==========================================================================
   SHOWCASE SECTION
   ========================================================================== */

.showcase {
    padding: var(--space-24) 0;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
}

.showcase-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.showcase-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.showcase-image {
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.showcase-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.showcase-card:hover .showcase-image img {
    transform: scale(1.05);
}

.showcase-content {
    padding: var(--space-6);
}

.showcase-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.showcase-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-bold);
    color: var(--color-primary-500);
}

.showcase-logo-name {
    font-weight: var(--font-semibold);
    font-size: var(--text-lg);
}

.showcase-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.showcase-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary-500);
}

.showcase-link:hover {
    gap: var(--space-3);
}

/* ==========================================================================
   PRICING SECTION
   ========================================================================== */

.pricing {
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.pricing-toggle-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.pricing-toggle-label.active {
    color: var(--text-primary);
    font-weight: var(--font-medium);
}

.pricing-toggle-switch {
    width: 56px;
    height: 28px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    position: relative;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pricing-toggle-switch.active {
    background: var(--color-primary-500);
    border-color: var(--color-primary-500);
}

.pricing-toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

.pricing-toggle-switch.active .pricing-toggle-knob {
    transform: translateX(28px);
}

.pricing-save {
    display: inline-flex;
    padding: var(--space-1) var(--space-2);
    background: var(--color-primary-100);
    color: var(--color-primary-700);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
}

.dark .pricing-save {
    background: rgba(52, 211, 153, 0.2);
    color: var(--color-primary-400);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: var(--space-8);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.pricing-card.featured {
    border-color: var(--color-primary-400);
    box-shadow: var(--glow-primary);
}

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

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-1) var(--space-4);
    background: var(--color-primary-500);
    color: white;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

.pricing-name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
}

.pricing-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-1);
    margin-bottom: var(--space-6);
}

.pricing-currency {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-secondary);
}

.pricing-amount {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    line-height: 1;
}

.pricing-period {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.pricing-feature-icon {
    width: 18px;
    height: 18px;
    color: var(--color-primary-500);
    flex-shrink: 0;
}

.pricing-cta {
    width: 100%;
}

/* ==========================================================================
   INTEGRATIONS SECTION
   ========================================================================== */

.integrations {
    padding: var(--space-24) 0;
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-4);
    max-width: 900px;
    margin: 0 auto;
}

.integration-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-6);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.integration-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary-300);
    box-shadow: var(--shadow-md);
}

.integration-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.integration-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.integration-name {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
}

/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    color: white;
    margin-bottom: var(--space-4);
}

.cta-description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: white;
    color: var(--color-primary-600);
}

.cta .btn-primary:hover {
    background: var(--color-slate-100);
    box-shadow: var(--shadow-lg);
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    padding: var(--space-16) 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-light);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    font-size: var(--text-xl);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.footer-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--color-primary-500);
    color: white;
}

.footer-column-title {
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary-500);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid var(--border-light);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal-link {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer-legal-link:hover {
    color: var(--text-secondary);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ==========================================================================
   DOCS PAGE LAYOUT
   ========================================================================== */

.docs-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr var(--toc-width);
    min-height: 100vh;
    padding-top: 64px;
}

@media (max-width: 1280px) {
    .docs-layout {
        grid-template-columns: var(--sidebar-width) 1fr;
    }

    .docs-toc {
        display: none;
    }
}

@media (max-width: 768px) {
    .docs-layout {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        display: none;
    }

    .docs-sidebar.mobile-open {
        display: block;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: var(--z-modal);
    }
}

.docs-sidebar {
    position: sticky;
    top: 64px;
    height: calc(100vh - 64px);
    overflow-y: auto;
    background: var(--bg-sidebar);
    padding: var(--space-6);
    border-right: 1px solid var(--border-light);
}

.docs-main {
    padding: var(--space-12);
    max-width: 800px;
}

.docs-toc {
    position: sticky;
    top: 64px;
    height: calc(100vh - 64px);
    overflow-y: auto;
    padding: var(--space-6);
    border-left: 1px solid var(--border-light);
}

.toc-title {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-4);
}

.toc-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.toc-link {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    padding: var(--space-1) 0;
    border-left: 2px solid transparent;
    padding-left: var(--space-3);
    margin-left: -2px;
    transition: all var(--transition-fast);
}

.toc-link:hover {
    color: var(--text-primary);
}

.toc-link.active {
    color: var(--color-primary-500);
    border-left-color: var(--color-primary-500);
}

.toc-link-nested {
    padding-left: var(--space-6);
}

/* ==========================================================================
   BLOG PAGE
   ========================================================================== */

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--space-8);
}

.blog-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.blog-card-image {
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: var(--space-6);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
}

.blog-card-category {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-primary-600);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.dark .blog-card-category {
    color: var(--color-primary-400);
}

.blog-card-date {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.blog-card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
    line-height: var(--leading-snug);
}

.blog-card-excerpt {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.blog-card-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.blog-card-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    overflow: hidden;
}

.blog-card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-author-name {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

/* ==========================================================================
   CHANGELOG PAGE
   ========================================================================== */

.changelog-list {
    max-width: 720px;
    margin: 0 auto;
}

.changelog-item {
    position: relative;
    padding-left: var(--space-8);
    padding-bottom: var(--space-12);
    border-left: 2px solid var(--border-light);
}

.changelog-item:last-child {
    padding-bottom: 0;
    border-left-color: transparent;
}

.changelog-dot {
    position: absolute;
    left: -8px;
    top: 4px;
    width: 14px;
    height: 14px;
    background: var(--color-primary-500);
    border: 3px solid var(--bg-primary);
    border-radius: var(--radius-full);
}

.changelog-date {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-2);
}

.changelog-version {
    display: inline-flex;
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-3);
}

.dark .changelog-version {
    background: rgba(52, 211, 153, 0.1);
    color: var(--color-primary-400);
}

.changelog-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-4);
}

.changelog-changes {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.changelog-change {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.changelog-change-type {
    display: inline-flex;
    padding: 2px 8px;
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.changelog-change-type.new {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
}

.changelog-change-type.improved {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info);
}

.changelog-change-type.fixed {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

/* ==========================================================================
   FORM STYLES
   ========================================================================== */

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary-400);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.1);
    outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.form-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-md);
    cursor: pointer;
    accent-color: var(--color-primary-500);
}

.form-helper {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-top: var(--space-2);
}

.form-error {
    font-size: var(--text-sm);
    color: var(--color-error);
    margin-top: var(--space-2);
}

/* ==========================================================================
   AUTH PAGES
   ========================================================================== */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--bg-secondary);
}

.auth-container {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    font-size: var(--text-2xl);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
}

.auth-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-light);
}

.auth-divider span {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.auth-social-btns {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.auth-social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.auth-social-btn:hover {
    background: var(--bg-tertiary);
}

.auth-footer {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.auth-footer a {
    font-weight: var(--font-medium);
}

/* ==========================================================================
   CONTACT PAGE
   ========================================================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-12);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.contact-info-item {
    display: flex;
    gap: var(--space-4);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-xl);
    color: var(--color-primary-600);
    flex-shrink: 0;
}

.dark .contact-info-icon {
    background: rgba(52, 211, 153, 0.1);
    color: var(--color-primary-400);
}

.contact-info-title {
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}

.contact-info-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.contact-form-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

/* ==========================================================================
   PAGE HERO (Subpages)
   ========================================================================== */

.page-hero {
    padding-top: calc(64px + var(--space-16));
    padding-bottom: var(--space-16);
    background: var(--bg-secondary);
    text-align: center;
}

.page-hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.page-hero-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
}

.page-hero-description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
}

/* ==========================================================================
   STATS SECTION
   ========================================================================== */

.stats {
    padding: var(--space-16) 0;
    background: var(--bg-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
    text-align: center;
}

.stat-item {
    padding: var(--space-6);
}

.stat-value {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-500);
    margin-bottom: var(--space-2);
}

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

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */

.testimonials {
    padding: var(--space-24) 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
}

.testimonial-card {
    padding: var(--space-8);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

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

.testimonial-content {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

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

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    overflow: hidden;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-name {
    font-weight: var(--font-semibold);
}

.testimonial-role {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

/* ==========================================================================
   TEAM GRID
   ========================================================================== */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-8);
}

.team-card {
    text-align: center;
}

.team-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-4);
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    overflow: hidden;
}

.team-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}

.team-role {
    font-size: var(--text-sm);
    color: var(--color-primary-500);
    margin-bottom: var(--space-3);
}

.team-bio {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ==========================================================================
   FAQ SECTION
   ========================================================================== */

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.faq-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-6);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--space-6) var(--space-6);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* ==========================================================================
   VERSION SWITCHER
   ========================================================================== */

.version-switcher {
    position: relative;
}

.version-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-slate-300);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.version-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.version-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: var(--space-2);
    min-width: 180px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

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

.version-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.version-option:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.version-option:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.version-option:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.version-option.active {
    background: var(--color-primary-50);
    color: var(--color-primary-700);
}

.dark .version-option.active {
    background: rgba(52, 211, 153, 0.1);
    color: var(--color-primary-400);
}

.version-badge {
    padding: 2px 6px;
    background: var(--color-primary-100);
    color: var(--color-primary-700);
    font-size: var(--text-xs);
    border-radius: var(--radius-md);
}

.dark .version-badge {
    background: rgba(52, 211, 153, 0.2);
    color: var(--color-primary-400);
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .nav,
    .footer,
    .spotlight-overlay,
    .theme-toggle,
    .mobile-menu-btn {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .hero,
    .page-hero {
        padding-top: var(--space-8);
    }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.py-24 { padding-top: var(--space-24); padding-bottom: var(--space-24); }

.hidden { display: none; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}