/* ClawStack - Dark Theme Redesign */
/* Design Read: Developer-facing marketplace, dark tech aesthetic */
/* Dials: VARIANCE 7, MOTION 4, DENSITY 4 */
/* ====== VERSION 10 ====== */
/* 2026-07-21 */
/* - CSS version consistency across all pages */
/* - Add profile page styling */
/* - Improve navigation responsiveness */
/* - Add admin dashboard styles */
/* - Add profile header styling */
/* - Add skill detail header styling */

:root {
    /* Backgrounds - layered dark, not pure black */
    --bg: #0a0a0f;
    --bg-surface: #131319;
    --bg-elevated: #1b1b24;
    --bg-hover: #22222e;
    --bg-input: #181820;

    /* Borders */
    --border: #28283a;
    --border-hover: #383850;
    --border-focus: #8b5cf6;

    /* Text */
    --text: #e8e8ec;
    --text-secondary: #a8a8b8;
    --text-muted: #6a6a7a;

    /* Accent - brand violet, used with intent */
    --accent: #8b5cf6;
    --accent-hover: #7c3aed;
    --accent-light: #a78bfa;
    --accent-glow: rgba(139, 92, 246, 0.12);
    --accent-subtle: rgba(139, 92, 246, 0.08);

    /* Secondary accents */
    --cyan: #22d3ee;
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
    --gold: #fbbf24;
    --silver: #cbd5e1;
    --bronze: #d97706;

    /* Gradients - used sparingly, not as default */
    --gradient-accent: linear-gradient(135deg, #8b5cf6, #6366f1);

    /* Shadows - tinted to background, no pure black */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 24px rgba(139, 92, 246, 0.1);

    /* Radii - one system, 12px base */
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --radius-full: 999px;

    /* Transitions */
    --t: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --t-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    /* Fonts */
    --font: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

    /* Layout */
    --nav-height: 64px;
    --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--accent-subtle);
    color: var(--accent-light);
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    height: var(--nav-height);
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
    letter-spacing: -0.02em;
}

.logo-icon {
    font-size: 1.3rem;
    line-height: 1;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--t);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
}

.nav-links a.btn {
    color: var(--text);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 600;
    font-family: var(--font);
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--t);
    letter-spacing: -0.01em;
    white-space: nowrap;
}

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

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
}

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

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

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

.btn-outline:hover {
    background: var(--accent-subtle);
}

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

.btn-google {
    background: var(--bg-elevated);
    color: var(--text);
    border: 1px solid var(--border);
}

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

.btn-logout {
    background: transparent;
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.btn-logout:hover {
    background: rgba(248, 113, 113, 0.08);
}

/* ===== HERO ===== */
.hero {
    padding: 5rem 0 3rem;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(139, 92, 246, 0.04), transparent 70%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
}

.hero h1 {
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 1rem;
}

.hero h1 .accent-text {
    color: var(--accent-light);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 480px;
    margin-bottom: 1.75rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Hero stats card */
.hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.stat {
    background: var(--bg-surface);
    padding: 1.75rem 1.5rem;
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.3rem;
}

/* ===== SEARCH ===== */
.hero-search {
    margin: 2.5rem auto 0;
    max-width: 680px;
    position: relative;
}

.search-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    padding: 0.3rem;
    transition: all var(--t);
}

.search-wrapper:focus-within {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-icon {
    padding: 0 0.875rem;
    color: var(--text-muted);
    flex-shrink: 0;
    font-size: 1rem;
}

.hero-search-input,
.search-input {
    flex: 1;
    padding: 0.8rem 0.25rem;
    border: none;
    background: transparent;
    color: var(--text);
    font-size: 0.95rem;
    font-family: var(--font);
    outline: none;
}

.hero-search-input::placeholder,
.search-input::placeholder {
    color: var(--text-muted);
}

.hero-search-btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

/* Search dropdown */
.search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-height: 300px;
    overflow-y: auto;
    z-index: 200;
    box-shadow: var(--shadow-lg);
}

.dropdown-item {
    padding: 0.7rem 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--t);
    border-bottom: 1px solid var(--border);
}

.dropdown-item:last-child { border-bottom: none; }

.dropdown-item:hover,
.dropdown-item.active {
    background: var(--accent-subtle);
}

.dropdown-item .item-name {
    font-weight: 600;
    color: var(--text);
    font-size: 0.85rem;
}

.dropdown-item .item-category {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.dropdown-item .item-installed {
    font-size: 0.7rem;
    color: var(--accent-light);
    background: var(--accent-subtle);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.search-hint {
    margin-top: 0.6rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

.search-hint kbd {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.1rem 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* ===== SECTIONS ===== */
.section {
    padding: 3rem 0;
}

.section-alt {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin: 0 -9999px;
    padding: 3rem 9999px;
}

.section-alt .container {
    position: relative;
}

.section-title {
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.4rem;
    letter-spacing: -0.02em;
    color: var(--text);
}

.section-desc {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

/* ===== SKILLS GRID ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
    gap: 1rem;
}

.skill-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: all var(--t);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent-glow), var(--shadow-glow);
}

.skill-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}

.skill-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.tier-badge {
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--accent-subtle);
    color: var(--accent-light);
}

.tier-badge.free { background: var(--accent-subtle); color: var(--accent-light); }
.tier-badge.premium { background: rgba(248, 113, 113, 0.1); color: var(--danger); }
.tier-badge.popular { background: rgba(34, 211, 238, 0.1); color: var(--cyan); }
.tier-badge.essential { background: rgba(99, 102, 241, 0.1); color: #818cf8; }

.skill-category {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    text-transform: lowercase;
}

.skill-badge {
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
    font-size: 0.68rem;
    font-weight: 700;
    background: var(--accent-subtle);
    color: var(--accent-light);
}

.skill-card h3,
.skill-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}

.skill-card p,
.skill-desc {
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.5;
    flex: 1;
}

.skill-tags {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.tag {
    background: var(--bg-elevated);
    padding: 0.18rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.68rem;
    color: var(--text-muted);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
}

.skill-card-footer,
.skill-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
}

.skill-installs,
.skill-downloads {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.installed-badge {
    font-size: 0.68rem;
    color: var(--success);
    background: rgba(52, 211, 153, 0.1);
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* Star Button */
.star-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    color: var(--text-muted);
    transition: all var(--t);
    padding: 0.2rem;
    border-radius: var(--radius-sm);
}

.star-btn:hover {
    color: var(--accent-light);
}

.star-btn.starred {
    color: var(--warning);
}

.star-btn:hover .star-icon {
    transform: scale(1.15);
}

.star-icon {
    transition: transform var(--t);
}

.star-count {
    font-size: 0.72rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* Skill Author */
.skill-author {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.72rem;
    transition: color var(--t);
}

.skill-author:hover {
    color: var(--accent-light);
}

.author-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bg-elevated);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
}

.author-avatar img {
    border-radius: 50%;
}

/* ===== FILTER CHIPS ===== */
.filter-chips {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.chip {
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border: 1px solid var(--border);
    transition: all var(--t);
    cursor: pointer;
    background: transparent;
    font-family: var(--font);
}

.chip:hover {
    color: var(--text);
    border-color: var(--border-hover);
    background: var(--bg-elevated);
}

.chip.active {
    color: var(--accent-light);
    border-color: var(--accent);
    background: var(--accent-subtle);
}

/* ===== FOOTER ===== */
.footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-grid h4 {
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
    color: var(--text);
    font-weight: 600;
}

.footer-grid p {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-grid a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    margin-bottom: 0.35rem;
    transition: color var(--t);
}

.footer-grid a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-sep {
    margin: 0 0.25rem;
}

/* ===== SKILL DETAIL PAGE ===== */
.skill-detail-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 2rem 0;
}

.skill-detail-icon {
    font-size: 3rem;
    line-height: 1;
    flex-shrink: 0;
}

.skill-detail-info {
    flex: 1;
}

.skill-detail-title {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.skill-detail-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.install-section {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.install-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
}

.install-command-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
}

.install-command {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text);
    flex: 1;
}

.install-hint {
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ===== PROFILE PAGE ===== */
.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 3rem 0 2rem;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.02em;
}

.profile-email {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

.profile-stats {
    display: flex;
    gap: 2rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

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

.profile-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.profile-stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ===== ADMIN ===== */
.admin-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.chip.active {
    color: var(--accent-light);
    border-color: var(--accent);
    background: var(--accent-subtle);
}

/* ===== GETTING STARTED / DOCS ===== */
.docs-content {
    max-width: 760px;
    margin: 0 auto;
    padding-top: 5rem;
    padding-bottom: 4rem;
}

.docs-content h1 {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.docs-content .lead {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.docs-content h2 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.docs-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.docs-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.docs-content ul,
.docs-content ol {
    color: var(--text-secondary);
    margin-left: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.docs-content code {
    font-family: var(--font-mono);
    background: var(--bg-elevated);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--accent-light);
}

.docs-content pre {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem;
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.docs-content pre code {
    background: none;
    color: var(--text);
    padding: 0;
    font-size: 0.82rem;
}

.docs-content .step {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.docs-content .step-num {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.docs-content .step-body {
    flex: 1;
}

.docs-content .info-box {
    background: var(--accent-subtle);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: var(--radius);
    padding: 1rem 1.2rem;
    margin: 1.5rem 0;
}

.docs-content .info-box p {
    margin: 0;
}

.docs-content a {
    color: var(--accent-light);
}

/* ===== HEADERS (skills.php, other pages) ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    height: var(--nav-height);
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--t);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text);
}

.search-bar {
    margin-bottom: 1.5rem;
}

/* ===== BACKGROUND DECORATION ===== */
.bg-grid {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(40, 40, 58, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(40, 40, 58, 0.3) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    pointer-events: none;
}

.bg-glow {
    position: fixed;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(139, 92, 246, 0.06), transparent 70%);
    z-index: -1;
    pointer-events: none;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-surface);
        backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 1rem;
        border-bottom: 1px solid var(--border);
        gap: 0.75rem;
        box-shadow: var(--shadow-md);
    }

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

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

    .hero {
        padding: 4rem 0 2rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .stat {
        padding: 1.25rem 1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .search-wrapper {
        flex-direction: column;
        padding: 0.5rem;
        gap: 0.4rem;
    }

    .search-icon {
        padding: 0.5rem;
        text-align: center;
        width: 100%;
    }

    .hero-search-input,
    .search-input {
        width: 100%;
        text-align: center;
        padding: 0.75rem 0.5rem;
    }

    .hero-search-btn {
        width: 100%;
        justify-content: center;
    }

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

    .filter-chips {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.75rem;
    }

    .skill-detail-header {
        flex-direction: column;
        gap: 0.75rem;
    }

    .skill-detail-icon {
        font-size: 2rem;
    }

    .skill-detail-title {
        font-size: 1.4rem;
    }

    .install-command-wrapper {
        flex-direction: column;
        gap: 0.5rem;
    }

    .install-command {
        text-align: center;
        width: 100%;
    }

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

    .header-nav {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}