:root{color-scheme:light;font-family:Segoe UI,Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;color:#0f172a;background:var(--theme-surface, #f8fafc);--theme-primary: #0f766e;--theme-primary-hover: #0d9488;--theme-on-primary: #ffffff;--theme-accent: #f59e0b;--theme-surface: #f8fafc;--theme-card: #ffffff}*{box-sizing:border-box}body{margin:0;line-height:1.6}a{color:inherit}.site-shell{min-height:100vh}.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(10px);background:color-mix(in srgb,var(--theme-card) 92%,transparent);border-bottom:1px solid #e2e8f0}.site-header-inner,.site-main,.site-footer-inner{width:min(1100px,calc(100% - 32px));margin:0 auto}.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}.site-header-brand{min-width:0}.brand-tagline{margin:4px 0 0;font-size:.82rem;color:#64748b}.site-header-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}.brand-title{margin:0;font-size:1.05rem;font-weight:800;letter-spacing:-.02em}.brand-title a{text-decoration:none}.header-nav{display:flex;gap:12px;flex-wrap:wrap;font-size:.92rem}.header-nav a{text-decoration:none;color:#475569}.header-nav a:hover{color:var(--theme-primary)}.lang-dropdown-wrap{display:flex;align-items:center;gap:8px}.lang-dropdown-label{font-size:.78rem;color:#64748b;white-space:nowrap}.lang-dropdown{font:inherit;font-size:.88rem;padding:6px 28px 6px 10px;border-radius:10px;border:1px solid #e2e8f0;background:var(--theme-card);color:#0f172a;cursor:pointer;max-width:180px}.lang-dropdown:focus{outline:2px solid color-mix(in srgb,var(--theme-primary) 40%,white);border-color:var(--theme-primary)}.lang-footer{margin-bottom:16px}.lang-footer-title{margin:0 0 10px;font-size:.82rem;color:#64748b;font-weight:600}.lang-footer-grid{display:flex;flex-wrap:wrap;gap:6px}.lang-footer-grid a{text-decoration:none;font-size:.78rem;padding:4px 10px;border-radius:999px;border:1px solid #e2e8f0;color:#475569}.lang-footer-grid a.active,.lang-footer-grid a:hover{border-color:var(--theme-primary);color:var(--theme-primary);background:color-mix(in srgb,var(--theme-primary) 8%,white)}.hero-panel{margin:28px 0 20px;padding:28px;border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--theme-primary) 12%,white),#fff);border:1px solid #e2e8f0}.hero-panel h1{margin:0 0 10px;font-size:clamp(1.6rem,4vw,2.4rem);line-height:1.15}.hero-panel p{margin:0;color:#475569;max-width:70ch}.category-section{margin:28px 0}.section-jump-heading{margin:0 0 8px;font-size:1.35rem;scroll-margin-top:88px}.links-section{margin:8px 0 0}.links-section>.section-jump-heading{margin-bottom:18px}.category-section .category-title,.category-section h2,.category-section h3{margin:0 0 6px;font-size:1.25rem}.category-section .category-desc{margin:0 0 14px;color:#64748b;font-size:.95rem}.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.link-card{display:block;text-decoration:none;padding:14px 16px;border-radius:16px;background:var(--theme-card);border:1px solid #e2e8f0;transition:border-color .15s,transform .15s,box-shadow .15s}.link-card:hover{border-color:var(--theme-primary);transform:translateY(-1px);box-shadow:0 8px 24px #0f172a0f}.link-card h3,.link-card h4{margin:0 0 6px;font-size:1rem}.link-card p{margin:0;font-size:.88rem;color:#64748b}.about-panel{margin:36px 0 48px;padding:24px;border-radius:20px;background:var(--theme-card);border:1px solid #e2e8f0}.about-panel h2{margin-top:0}.about-panel a{color:var(--theme-primary)}.site-footer{border-top:1px solid #e2e8f0;padding:20px 0 36px;color:#64748b;font-size:.88rem}[dir=rtl] .site-header-inner,html.is-rtl .site-header-inner{flex-direction:row-reverse}[dir=rtl] .site-header-brand,html.is-rtl .site-header-brand{text-align:right}[dir=rtl] .site-header-actions,html.is-rtl .site-header-actions,[dir=rtl] .header-nav,html.is-rtl .header-nav,[dir=rtl] .lang-dropdown-wrap,html.is-rtl .lang-dropdown-wrap{flex-direction:row-reverse}[dir=rtl] .lang-footer,[dir=rtl] .lang-footer-grid,html.is-rtl .lang-footer,html.is-rtl .lang-footer-grid{text-align:right;justify-content:flex-end}[dir=rtl] .hero-panel,[dir=rtl] .about-panel,[dir=rtl] .category-section,html.is-rtl .hero-panel,html.is-rtl .about-panel,html.is-rtl .category-section,[dir=rtl] .link-card,html.is-rtl .link-card,[dir=rtl] .site-footer,html.is-rtl .site-footer{text-align:right}@media(max-width:720px){.site-header-inner,[dir=rtl] .site-header-inner,html.is-rtl .site-header-inner{flex-direction:column;align-items:stretch}.site-header-actions{flex-wrap:wrap;justify-content:space-between}.lang-dropdown{max-width:100%;flex:1}}