:root {
    --bg-deep: #050810;
    --bg-surface: #0a0f1a;
    --bg-elevated: #111827;
    --bg-code: #1a1f2e;
    --coral-bright: #ff4d4d;
    --coral-mid: #e63946;
    --cyan-bright: #00e5cc;
    --cyan-mid: #14b8a6;
    --purple-bright: #a78bfa;
    --text-primary: #f0f4ff;
    --text-secondary: #8892b0;
    --text-muted: #5a6480;
    --border-subtle: rgba(136, 146, 176, 0.15);
    --max-width: 1200px;
    --radius: 8px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 16px;
}
a { color: var(--coral-bright); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--cyan-bright); }
nav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(5, 8, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 2rem;
}
.nav-content {
    max-width: var(--max-width); margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
}
.logo {
    display: flex; align-items: center; gap: 0.5rem;
    text-decoration: none; color: var(--text-primary);
    font-family: 'Clash Display', sans-serif; font-weight: 600; font-size: 1.25rem;
}
.logo-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--coral-bright), var(--coral-mid));
    border-radius: 8px; display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.nav-links { display: flex; align-items: center; gap: 1.5rem; list-style: none; }
.nav-links > li { position: relative; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; }
.nav-links a:hover { color: var(--text-primary); }
.nav-links a.active { color: var(--coral-bright); }
.breadcrumb {
    max-width: var(--max-width); margin: 0 auto;
    padding: 1.5rem 2rem 0; font-size: 0.85rem;
}
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 0.35rem; list-style: none; }
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--cyan-bright); }
.breadcrumb .separator { color: var(--text-muted); margin: 0 0.2rem; }
.breadcrumb .current { color: var(--text-primary); font-weight: 600; }
.hero {
    text-align: center; padding: 4rem 2rem 3rem;
    background: linear-gradient(180deg, var(--bg-surface), var(--bg-deep));
}
.hero h1 {
    font-family: 'Clash Display', sans-serif; font-weight: 700;
    font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem;
}
.hero .tagline { font-size: 1.125rem; color: var(--text-secondary); max-width: 700px; margin: 0 auto; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 2rem; }
footer {
    background: var(--bg-surface); padding: 3rem 2rem 2rem;
    color: var(--text-muted); border-top: 1px solid var(--border-subtle); margin-top: 4rem;
}
.footer-content {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1.5rem;
}
.footer-nav {
    display: flex; justify-content: space-between; gap: 2.5rem;
    padding-bottom: 2rem; border-bottom: 1px solid var(--border-subtle); margin-bottom: 1.5rem;
}
.footer-section { flex: 1; min-width: 120px; }
.footer-section h4 {
    font-family: 'Clash Display', sans-serif; font-size: 0.9rem;
    font-weight: 600; color: var(--text-primary); margin-bottom: 0.75rem;
}
.footer-section a {
    display: block; color: var(--text-secondary); text-decoration: none;
    font-size: 0.85rem; padding: 0.25rem 0; transition: color 0.2s;
}
.footer-section a:hover { color: var(--cyan-bright); }
.footer-bottom { display: flex; justify-content: center; align-items: center; }
.footer-copy { font-size: 0.85rem; color: var(--text-muted); }
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero { padding: 3rem 1rem 2rem; }
    .container { padding: 1rem; }
    .footer-nav { flex-direction: column; gap: 1.5rem; }
}
/* Mega Menu */
.nav-item { position: relative; }
.nav-item > a { cursor: pointer; }
.nav-item > a .arrow {
    display: inline-block; width: 0; height: 0; margin-left: 4px; vertical-align: middle;
    border-left: 4px solid transparent; border-right: 4px solid transparent;
    border-top: 4px solid currentColor; transition: transform 0.2s;
}
.nav-item:hover > a .arrow,
.nav-item.active > a .arrow { transform: rotate(180deg); }
.mega-menu {
    position: fixed; left: 0; right: 0; top: 60px;
    background: var(--bg-elevated); border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: all 0.25s ease; z-index: 99;
    max-height: 50vh; overflow-y: auto;
    pointer-events: none;
}
/* CSS hover trigger — crawlable without JS */
.nav-item:hover .mega-menu,
.nav-item:focus-within .mega-menu,
.nav-item.active .mega-menu {
    opacity: 1; visibility: visible; transform: translateY(0);
    pointer-events: auto;
}
/* Bridge gap between trigger and dropdown to prevent flicker */
.nav-item::after {
    content: ''; position: absolute; left: 0; right: 0;
    top: 100%; height: 12px;
}
.mega-inner {
    max-width: var(--max-width); margin: 0 auto;
    padding: 2rem; display: flex; gap: 2.5rem;
}
.mega-col { flex: 1; min-width: 0; }
.mega-col h4 {
    font-family: 'Clash Display', sans-serif; font-size: 0.8rem;
    font-weight: 600; color: var(--coral-bright); text-transform: uppercase;
    letter-spacing: 0.5px; margin-bottom: 0.75rem;
    padding-bottom: 0.5rem; border-bottom: 1px solid var(--border-subtle);
}
.mega-col ul { list-style: none; margin: 0; padding: 0; }
.mega-col li { margin: 0; }
.mega-col a {
    display: block; padding: 0.4rem 0; color: var(--text-secondary);
    text-decoration: none; font-size: 0.85rem; transition: all 0.15s;
}
.mega-col a:hover { color: var(--cyan-bright); padding-left: 4px; }
.mega-col a .mega-meta {
    font-size: 0.7rem; color: var(--text-muted); margin-left: 0.4rem;
}
.mega-featured {
    display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem;
}
.mega-featured ul { display: contents; list-style: none; }
.mega-featured li { display: contents; }
.mega-skill {
    display: block; padding: 0.75rem; background: var(--bg-surface);
    border: 1px solid var(--border-subtle); border-radius: 6px;
    text-decoration: none; transition: all 0.2s;
}
.mega-skill:hover { border-color: var(--coral-bright); transform: translateY(-1px); }
.mega-skill .ms-name {
    font-family: 'Clash Display', sans-serif; font-size: 0.85rem;
    font-weight: 600; color: var(--text-primary); margin-bottom: 0.2rem;
}
.mega-skill .ms-desc {
    font-size: 0.75rem; color: var(--text-muted); line-height: 1.4;
}
.mega-skill .ms-dl {
    font-size: 0.7rem; color: var(--cyan-bright); margin-top: 0.3rem;
}
.mega-viewall {
    display: inline-block; margin-top: 1rem; font-size: 0.85rem;
    color: var(--coral-bright); text-decoration: none; font-weight: 600;
}
.mega-viewall:hover { color: var(--cyan-bright); }
@media (max-width: 768px) {
    .mega-menu { visibility: hidden; opacity: 0; pointer-events: none; }
    .nav-item:hover .mega-menu,
    .nav-item:focus-within .mega-menu { visibility: hidden; opacity: 0; pointer-events: none; }
}


/* Two-column layout with sidebar */
.detail-layout {
    display: grid; grid-template-columns: 260px 1fr; gap: 2.5rem;
    align-items: start;
}
.detail-sidebar {
    position: sticky; top: 80px; max-height: calc(100vh - 100px);
    overflow-y: auto; padding-right: 0.5rem;
}
.detail-sidebar::-webkit-scrollbar { width: 3px; }
.detail-sidebar::-webkit-scrollbar-thumb { background: var(--border-subtle); border-radius: 3px; }
.sidebar-section { margin-bottom: 1.5rem; }
.sidebar-section h4 {
    font-family: 'Clash Display', sans-serif; font-size: 0.8rem;
    font-weight: 600; color: var(--coral-bright); text-transform: uppercase;
    letter-spacing: 0.5px; margin-bottom: 0.75rem;
    padding-bottom: 0.5rem; border-bottom: 1px solid var(--border-subtle);
}
.sidebar-section ul { list-style: none; margin: 0; padding: 0; }
.sidebar-section li { margin-bottom: 0.15rem; }
.sidebar-section a {
    display: block; padding: 0.4rem 0.65rem; color: var(--text-secondary);
    text-decoration: none; font-size: 0.8rem; border-radius: 4px;
    border-left: 2px solid transparent; transition: all 0.15s;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-section a:hover {
    color: var(--text-primary); background: var(--bg-surface);
}
.sidebar-section a.is-current {
    color: var(--coral-bright); background: rgba(255,77,77,0.08);
    border-left-color: var(--coral-bright); font-weight: 600;
}
.sidebar-section .sidebar-meta {
    font-size: 0.65rem; color: var(--text-muted); margin-left: 0.3rem;
}
.sidebar-viewall {
    display: block; margin-top: 0.75rem; padding: 0.4rem 0.65rem;
    font-size: 0.8rem; color: var(--coral-bright); text-decoration: none;
    font-weight: 600;
}
.sidebar-viewall:hover { color: var(--cyan-bright); }
.detail-main { min-width: 0; }
@media (max-width: 900px) {
    .detail-layout { grid-template-columns: 1fr; }
    .detail-sidebar { position: static; max-height: none; overflow: visible;
        border-bottom: 1px solid var(--border-subtle); padding-bottom: 1.5rem; margin-bottom: 1.5rem;
    }
}
.skill-detail { padding: 3rem 0; }
.skill-header { margin-bottom: 2rem; }
.skill-header h1 {
    font-family: 'Clash Display', sans-serif; font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700; margin-bottom: 0.5rem; text-align: left;
}
.skill-category {
    display: inline-block; font-size: 0.8rem; padding: 0.25rem 0.75rem;
    background: rgba(255, 77, 77, 0.15); color: var(--coral-bright);
    border-radius: 20px; margin-bottom: 1rem;
}
.skill-stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem; margin: 2rem 0;
}
.stat-card {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.25rem; text-align: center;
}
.stat-value {
    font-family: 'Clash Display', sans-serif; font-size: 1.75rem;
    font-weight: 700; color: var(--cyan-bright);
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; }
.skill-desc {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 2rem; margin: 2rem 0;
    border-left: 4px solid var(--cyan-bright);
}
.skill-desc h2 {
    font-family: 'Clash Display', sans-serif; font-size: 1.3rem;
    margin-bottom: 1rem; color: var(--text-primary);
}
.skill-desc p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1rem; white-space: pre-line; }
.skill-desc p:last-child { margin-bottom: 0; }
.skill-meta-table {
    width: 100%; border-collapse: collapse; margin: 2rem 0;
    background: var(--bg-elevated); border-radius: var(--radius); overflow: hidden;
}
.skill-meta-table td {
    padding: 0.85rem 1.25rem; border-bottom: 1px solid var(--border-subtle);
}
.skill-meta-table td:first-child {
    font-weight: 600; color: var(--text-muted); width: 140px; font-size: 0.9rem;
}
.skill-meta-table tr:last-child td { border-bottom: none; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5rem 0; }
.tag {
    display: inline-block; font-size: 0.8rem; padding: 0.3rem 0.75rem;
    background: var(--bg-surface); border: 1px solid var(--border-subtle);
    border-radius: 20px; color: var(--text-secondary);
}
.cta-box {
    text-align: center; padding: 3rem 2rem; margin: 3rem 0;
    background: linear-gradient(135deg, rgba(255,77,77,0.1), rgba(0,229,204,0.1));
    border: 1px solid var(--border-subtle); border-radius: 12px;
}
.cta-box h2 { font-family: 'Clash Display', sans-serif; margin-bottom: 1rem; }
.cta-box p { color: var(--text-secondary); margin-bottom: 1.5rem; }
.btn-primary {
    display: inline-block; padding: 0.85rem 2rem;
    background: linear-gradient(135deg, var(--coral-bright), var(--coral-mid));
    color: white; font-weight: 600; border-radius: var(--radius);
    text-decoration: none; transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 15px rgba(255,77,77,0.3); color: white; }
.related-section { margin: 3rem 0; }
.related-section h2 { font-family: 'Clash Display', sans-serif; font-size: 1.5rem; margin-bottom: 1.5rem; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.related-card {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.25rem; text-decoration: none;
    transition: border-color 0.2s, transform 0.2s; display: block;
}
.related-card:hover { border-color: var(--coral-bright); transform: translateY(-2px); }
.related-card h3 { font-family: 'Clash Display', sans-serif; font-size: 1rem; color: var(--text-primary); margin-bottom: 0.5rem; }
.related-card p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0.5rem; }
.related-meta { font-size: 0.75rem; color: var(--text-muted); }
.prev-next {
    display: flex; justify-content: space-between; margin: 3rem 0; padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}
.prev-next a {
    color: var(--text-secondary); font-size: 0.9rem; text-decoration: none;
    padding: 0.5rem 1rem; border: 1px solid var(--border-subtle); border-radius: var(--radius);
}
.prev-next a:hover { color: var(--coral-bright); border-color: var(--coral-bright); }
.content-section { margin: 3rem 0; }
.content-section h2 {
    font-family: 'Clash Display', sans-serif; font-size: 1.5rem;
    margin-bottom: 1.5rem; padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
}
.content-section p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1rem; }
.install-steps { display: flex; flex-direction: column; gap: 1.5rem; }
.step {
    display: flex; gap: 1.25rem; align-items: flex-start;
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.5rem;
}
.step-num {
    flex-shrink: 0; width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--coral-bright), var(--coral-mid));
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-family: 'Clash Display', sans-serif; font-weight: 700; font-size: 1rem;
}
.step-content { flex: 1; }
.step-content h3 {
    font-family: 'Clash Display', sans-serif; font-size: 1.1rem;
    margin-bottom: 0.5rem; color: var(--text-primary);
}
.step-content p { color: var(--text-secondary); margin-bottom: 0.75rem; font-size: 0.95rem; }
.step-content pre {
    background: var(--bg-code); padding: 0.85rem 1rem; border-radius: 6px;
    overflow-x: auto; border: 1px solid var(--border-subtle); font-size: 0.9rem;
}
.step-content code { color: var(--cyan-bright); font-family: 'SF Mono', Consolas, monospace; }
.features-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem; margin-top: 1.5rem;
}
.feature-item {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.25rem;
    border-left: 3px solid var(--cyan-bright);
}
.feature-item p { color: var(--text-secondary); font-size: 0.9rem; margin: 0; }
.use-cases-list { list-style: none; margin-top: 1rem; }
.use-cases-list li {
    padding: 1rem 1.25rem; margin-bottom: 0.75rem;
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); color: var(--text-secondary);
    font-size: 0.95rem; line-height: 1.6;
    position: relative; padding-left: 2.5rem;
}
.use-cases-list li::before {
    content: '\2713'; position: absolute; left: 1rem; top: 1rem;
    color: var(--cyan-bright); font-weight: 700;
}
.faq-section { margin: 3rem 0; }
.faq-item {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.5rem; margin-bottom: 1rem;
}
.faq-question {
    font-family: 'Clash Display', sans-serif; font-size: 1.1rem;
    color: var(--text-primary); margin-bottom: 0.75rem;
}
.faq-answer { color: var(--text-secondary); line-height: 1.8; margin: 0; font-size: 0.95rem; }
.popularity-box {
    background: linear-gradient(135deg, rgba(0,229,204,0.08), rgba(167,139,250,0.08));
    border: 1px solid var(--border-subtle); border-radius: var(--radius);
    padding: 1.5rem 2rem; margin: 2rem 0;
}
.popularity-box p { color: var(--text-secondary); margin: 0; line-height: 1.8; }
.related-resources { margin: 3rem 0; }
.resources-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem; margin-top: 1rem;
}
.resource-group {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.25rem;
}
.resource-group h3 {
    font-family: 'Clash Display', sans-serif; font-size: 0.9rem;
    font-weight: 600; color: var(--cyan-bright); margin-bottom: 0.75rem;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.resource-group ul { list-style: none; padding: 0; margin: 0; }
.resource-group li { margin-bottom: 0.4rem; }
.resource-group a {
    color: var(--text-secondary); font-size: 0.85rem;
    text-decoration: none; transition: color 0.2s;
}
.resource-group a:hover { color: var(--coral-bright); }


.hero-stats { display: flex; gap: 2rem; justify-content: center; margin-top: 2rem; }
.hero-stat { text-align: center; }
.hero-stat-value {
    font-family: 'Clash Display', sans-serif; font-size: 2rem; font-weight: 700; color: var(--cyan-bright);
}
.hero-stat-label { font-size: 0.85rem; color: var(--text-muted); }
.search-box {
    max-width: 600px; margin: 2rem auto 0; position: relative;
}
.search-box input {
    width: 100%; padding: 1rem 1.5rem; padding-left: 3rem;
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: 12px; color: var(--text-primary); font-size: 1rem;
    font-family: inherit;
}
.search-box input:focus { outline: none; border-color: var(--coral-bright); }
.search-box input::placeholder { color: var(--text-muted); }
.search-box svg {
    position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
    color: var(--text-muted); width: 20px; height: 20px;
}
.search-results {
    display: none; max-width: 600px; margin: 0 auto;
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); max-height: 400px; overflow-y: auto;
    position: relative; z-index: 50;
}
.search-results.active { display: block; }
.search-results a {
    display: block; padding: 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary); text-decoration: none; font-size: 0.9rem;
}
.search-results a:hover { background: var(--bg-surface); }
.search-results a:last-child { border-bottom: none; }
.search-results .sr-name { font-weight: 600; }
.search-results .sr-desc { font-size: 0.8rem; color: var(--text-secondary); margin-top: 0.2rem; }
.cat-tabs {
    display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center;
    margin: 2rem 0;
}
.cat-tab {
    padding: 0.5rem 1rem; background: var(--bg-elevated);
    border: 1px solid var(--border-subtle); border-radius: 20px;
    color: var(--text-secondary); cursor: pointer; font-size: 0.85rem;
    font-family: inherit; transition: all 0.2s;
}
.cat-tab:hover { border-color: var(--coral-bright); color: var(--text-primary); }
.cat-tab.active { background: rgba(255,77,77,0.15); border-color: var(--coral-bright); color: var(--coral-bright); }
.cat-count { font-size: 0.75rem; color: var(--text-muted); margin-left: 0.25rem; }
.featured-section { margin: 3rem 0; }
.featured-section h2 {
    font-family: 'Clash Display', sans-serif; font-size: 1.5rem; margin-bottom: 1.5rem;
    text-align: center;
}
.skills-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem;
}
.skill-card {
    background: var(--bg-elevated); border: 1px solid var(--border-subtle);
    border-radius: var(--radius); padding: 1.25rem;
    text-decoration: none; transition: border-color 0.2s, transform 0.2s; display: block;
}
.skill-card:hover { border-color: var(--coral-bright); transform: translateY(-2px); }
.skill-card h3 {
    font-family: 'Clash Display', sans-serif; font-size: 1rem;
    color: var(--text-primary); margin-bottom: 0.5rem;
}
.skill-card p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0.75rem; line-height: 1.5; }
.skill-card-meta { display: flex; gap: 1rem; font-size: 0.75rem; color: var(--text-muted); }
.cat-section { margin: 3rem 0; }
.cat-section h2 {
    font-family: 'Clash Display', sans-serif; font-size: 1.5rem; margin-bottom: 1.5rem;
    padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-subtle);
}
.cat-badge {
    font-size: 0.8rem; font-weight: 400; color: var(--text-muted);
    background: var(--bg-surface); padding: 0.15rem 0.6rem; border-radius: 12px;
    margin-left: 0.5rem;
}
.more-link { text-align: center; margin-top: 1.5rem; }
.more-link a { color: var(--coral-bright); font-size: 0.9rem; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.tag-link {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.4rem 0.85rem; background: var(--bg-elevated);
    border: 1px solid var(--border-subtle); border-radius: 20px;
    color: var(--text-secondary); font-size: 0.85rem; text-decoration: none;
    transition: all 0.2s;
}
.tag-link:hover { border-color: var(--coral-bright); color: var(--text-primary); }
.tag-count { font-size: 0.7rem; color: var(--text-muted); }