:root{--bg: #0b1020;--bg-alt: #0a142a;--accent: #5ec8ff;--accent-hover: #7dd6ff;--surface: #141d36;--surface-hover: #1a2544;--text: #e5edff;--muted: #9fb3db;--border: #283a66;--border-hover: #3a5080;--success: #4ade80;--warning: #f59e0b;--danger: #ef4444;--gold: #fbbf24;--silver: #94a3b8;--bronze: #d97706;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 999px;--shadow-sm: 0 1px 3px rgba(0,0,0,.3);--shadow-md: 0 4px 12px rgba(0,0,0,.4);--shadow-lg: 0 8px 24px rgba(0,0,0,.5);--transition: .2s ease;--font-sans: Inter, system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:linear-gradient(140deg,var(--bg-alt),var(--bg));color:var(--text);font-family:var(--font-sans);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3}h1{font-size:2rem;font-weight:800}h2{font-size:1.5rem;font-weight:700}h3{font-size:1.15rem;font-weight:600}p{margin:0 0 .75em}img{max-width:100%}.container{width:min(1100px,92vw);margin:0 auto}.container-wide{width:min(1280px,95vw);margin:0 auto}main{padding:24px 0 48px;min-height:calc(100vh - 264px)}.navbar{position:sticky;top:0;z-index:50;background:#0b1020e0;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav{display:flex;justify-content:space-between;align-items:center;padding:12px 0;gap:12px}.logo{font-size:1.25rem;font-weight:800;color:var(--text);white-space:nowrap}.logo:hover{color:var(--accent)}.nav-links{display:flex;gap:8px;align-items:center}.nav-links a{padding:6px 12px;border-radius:var(--radius-sm);color:var(--muted);font-size:14px;font-weight:500;transition:var(--transition)}.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--surface)}.actions{display:flex;gap:8px;align-items:center}.btn{background:var(--accent);color:#04263b;padding:10px 16px;border-radius:var(--radius-md);border:none;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:var(--transition)}.btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.ghost,.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.ghost:hover,.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:#5ec8ff0f}.btn-sm{padding:6px 10px;font-size:13px;border-radius:var(--radius-sm)}.btn-icon{padding:8px;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--border);color:var(--muted);cursor:pointer}.btn-icon:hover{border-color:var(--accent);color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;transition:var(--transition)}.card:hover{border-color:var(--border-hover)}.card-interactive:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-md)}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.grid-3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.grid-6{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}input,select,textarea{background:#0f1730;color:var(--text);border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 14px;font-size:14px;font-family:var(--font-sans);transition:var(--transition)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #5ec8ff26}.search{display:flex;gap:10px;flex-wrap:wrap}.search input{flex:1}.form{max-width:420px}.tag{display:inline-block;border:1px solid var(--border);padding:2px 8px;border-radius:var(--radius-full);color:var(--muted);font-size:12px;font-weight:500}.chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:var(--radius-full);font-size:13px;font-weight:600;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--muted);transition:var(--transition)}.chip:hover,.chip.active{border-color:var(--accent);color:var(--accent);background:#5ec8ff14}.price-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--radius-full);font-size:13px;font-weight:600;line-height:1.4}.price-badge--free{background:#4ade801a;color:var(--success);border:1px solid rgba(74,222,128,.2)}.price-badge--paid{background:#5ec8ff1a;color:var(--accent);border:1px solid rgba(94,200,255,.2)}.price-badge--per-invoke{background:#f59e0b1a;color:var(--warning);border:1px solid rgba(245,158,11,.2)}.price-hint{font-size:11px;color:var(--muted);margin-top:2px}.rating-badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:var(--radius-sm);font-size:13px;font-weight:800}.rating-badge--S{background:#fbbf2426;color:var(--gold);border:1px solid rgba(251,191,36,.3)}.rating-badge--A{background:#5ec8ff1f;color:var(--accent);border:1px solid rgba(94,200,255,.25)}.rating-badge--B{background:#94a3b81f;color:var(--silver);border:1px solid rgba(148,163,184,.25)}.medal{font-size:18px}.medal--gold{color:var(--gold)}.medal--silver{color:var(--silver)}.medal--bronze{color:var(--bronze)}.author-badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}.author-avatar{width:22px;height:22px;border-radius:50%;background:var(--accent);color:#04263b;font-size:10px;font-weight:700;display:grid;place-items:center;flex-shrink:0;overflow:hidden}.author-avatar img{width:100%;height:100%;object-fit:cover}.star-count{display:inline-flex;align-items:center;gap:3px;font-size:13px;color:var(--gold);font-weight:600}.row{display:flex;justify-content:space-between;align-items:center}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.flex-1{flex:1}.flex-wrap{flex-wrap:wrap}.muted{color:var(--muted)}.text-sm{font-size:13px}.text-xs{font-size:11px}.text-center{text-align:center}.font-mono{font-family:var(--font-mono)}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.skeleton{background:linear-gradient(90deg,var(--surface) 25%,#1e2d50 50%,var(--surface) 75%);background-size:800px 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}.skeleton-text{height:14px;margin-bottom:8px}.skeleton-text-lg{height:20px;margin-bottom:10px;width:60%}.skeleton-title{height:24px;margin-bottom:12px;width:70%}.skeleton-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;min-height:200px}.skeleton-avatar{width:40px;height:40px;border-radius:50%}.skeleton-badge{width:28px;height:28px;border-radius:var(--radius-sm)}.skeleton-block{height:100px;border-radius:var(--radius-sm)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .4s ease-out both}.fade-in-delay-1{animation-delay:.05s}.fade-in-delay-2{animation-delay:.1s}.fade-in-delay-3{animation-delay:.15s}.fade-in-delay-4{animation-delay:.2s}@keyframes slideIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:slideIn .3s ease-out both}.hero{background:linear-gradient(135deg,#5ec8ff14,#5ec8ff05);border:1px solid var(--border);border-radius:var(--radius-lg);padding:48px 40px;text-align:center;margin-bottom:32px}.hero h1{font-size:2.5rem;font-weight:800;margin-bottom:.25em}.hero-subtitle{color:var(--muted);font-size:1.1rem;margin-bottom:24px}.hero-stats{display:flex;justify-content:center;gap:32px;margin-bottom:24px;flex-wrap:wrap}.hero-stat{text-align:center}.hero-stat-value{font-size:1.75rem;font-weight:800;color:var(--accent)}.hero-stat-label{font-size:13px;color:var(--muted)}.hero-cli{display:inline-flex;align-items:center;gap:8px;background:#0b1228;border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 20px;font-family:var(--font-mono);font-size:14px;color:var(--muted)}.hero-cli code{color:var(--accent)}.hero-cli button{background:none;border:none;color:var(--muted);cursor:pointer;padding:2px 6px;font-size:14px;transition:var(--transition)}.hero-cli button:hover{color:var(--accent)}.section-header{margin-bottom:20px}.section-header h2{margin-bottom:4px}.section-subtitle{color:var(--muted);font-size:14px}.section{margin-bottom:40px}.category-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.category-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;text-align:center;cursor:pointer;transition:var(--transition);text-decoration:none;color:var(--text)}.category-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-sm);color:var(--text)}.category-icon{font-size:28px;margin-bottom:6px}.category-name{font-weight:600;font-size:14px}.category-count{font-size:12px;color:var(--muted)}.catalog-layout{display:grid;grid-template-columns:220px 1fr;gap:24px}.sidebar{position:sticky;top:80px;max-height:calc(100vh - 100px);overflow-y:auto}.sidebar-list{list-style:none;padding:0;margin:0}.sidebar-item{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);font-size:14px;color:var(--muted);border:none;background:none;width:100%;text-align:left}.sidebar-item:hover{background:var(--surface);color:var(--text)}.sidebar-item.active{background:#5ec8ff1a;color:var(--accent)}.sidebar-count{font-size:12px;background:var(--surface);padding:1px 6px;border-radius:var(--radius-full);color:var(--muted)}.sort-dropdown{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-md);padding:8px 12px;font-size:14px;cursor:pointer}.browse-controls{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.pagination{display:flex;align-items:center;justify-content:center;gap:4px;margin-top:24px}.page-btn{min-width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;color:var(--muted);font-size:14px;cursor:pointer;transition:var(--transition)}.page-btn:hover{border-color:var(--accent);color:var(--accent)}.page-btn.active{background:var(--accent);color:#04263b;border-color:var(--accent);font-weight:700}.page-btn:disabled{opacity:.4;cursor:not-allowed}.page-ellipsis{color:var(--muted);padding:0 4px}.skill-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;transition:var(--transition);display:flex;flex-direction:column}.skill-card:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.skill-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:8px}.skill-card-title{font-size:1rem;font-weight:600;margin:0}.skill-card-desc{color:var(--muted);font-size:14px;margin-bottom:12px;flex:1}.skill-card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto}.skill-card-tags{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:8px}.detail-layout{display:grid;grid-template-columns:1fr 320px;gap:24px}.detail-sidebar{position:sticky;top:80px}.detail-main{min-width:0}.ratings-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0}.rating-bar{display:flex;align-items:center;gap:8px;font-size:13px}.rating-bar-label{width:100px;color:var(--muted);text-align:right}.rating-bar-track{flex:1;height:6px;background:#ffffff0f;border-radius:var(--radius-full);overflow:hidden}.rating-bar-fill{height:100%;border-radius:var(--radius-full);background:var(--accent);transition:width .5s ease}.rating-bar-value{width:28px;font-weight:600;font-size:12px}.install-tabs{display:flex;gap:4px;margin-bottom:8px}.install-tab{padding:6px 12px;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--border);color:var(--muted);font-size:13px;cursor:pointer;transition:var(--transition)}.install-tab:hover{border-color:var(--accent);color:var(--accent)}.install-tab.active{background:var(--accent);color:#04263b;border-color:var(--accent)}.install-code{background:#0b1228;border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 16px;font-family:var(--font-mono);font-size:13px;color:var(--accent);overflow-x:auto;display:flex;justify-content:space-between;align-items:center}.install-code button{background:none;border:none;color:var(--muted);cursor:pointer;padding:4px 8px;font-size:14px;transition:var(--transition);flex-shrink:0}.install-code button:hover{color:var(--accent)}.agent-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--radius-full);background:#5ec8ff14;border:1px solid rgba(94,200,255,.2);color:var(--accent);font-size:12px;font-weight:500}.delta{font-weight:600;font-size:13px}.delta--up{color:var(--success)}.delta--down{color:var(--danger)}.delta--neutral{color:var(--muted)}.hot-score{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--radius-full);background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--danger);font-size:12px;font-weight:600}.leaderboard{width:100%;border-collapse:separate;border-spacing:0}.leaderboard th{text-align:left;padding:10px 16px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}.leaderboard td{padding:12px 16px;border-bottom:1px solid var(--border);font-size:14px}.leaderboard tr:hover td{background:#5ec8ff08}.rank-cell{font-weight:700;font-size:16px;width:48px}.faq-item{border-bottom:1px solid var(--border)}.faq-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:16px 0;background:none;border:none;color:var(--text);font-size:15px;font-weight:600;cursor:pointer;text-align:left;transition:var(--transition)}.faq-trigger:hover{color:var(--accent)}.faq-chevron{font-size:14px;color:var(--muted);transition:transform .2s}.faq-chevron.open{transform:rotate(180deg)}.faq-content{padding:0 0 16px;color:var(--muted);font-size:14px;line-height:1.6}.newsletter{background:linear-gradient(135deg,#5ec8ff0f,#5ec8ff05);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center}.newsletter h3{margin-bottom:8px}.newsletter-form{display:flex;gap:8px;max-width:400px;margin:16px auto 0}.newsletter-form input{flex:1}.newsletter-msg{font-size:13px;margin-top:8px}.newsletter-msg--success{color:var(--success)}.newsletter-msg--error{color:var(--danger)}.footer{border-top:1px solid var(--border);padding:32px 0;margin-top:48px;font-size:13px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:24px}.footer-brand{max-width:260px}.footer-brand-name{font-size:1.1rem;font-weight:700;color:var(--text);margin-bottom:6px}.footer-links{display:flex;gap:32px;flex-wrap:wrap}.footer-col h4{font-size:13px;color:var(--text);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.footer-col a{display:block;color:var(--muted);font-size:13px;padding:3px 0;transition:var(--transition)}.footer-col a:hover{color:var(--accent)}.footer-bottom{text-align:center;margin-top:24px;padding-top:16px;border-top:1px solid var(--border);font-size:12px}.state-card{text-align:center;padding:48px 24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg)}.state-icon{font-size:40px;margin-bottom:12px}.state-title{font-size:1.15rem;font-weight:600;margin-bottom:6px}.state-desc{color:var(--muted);font-size:14px;max-width:360px;margin:0 auto 16px}.backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:grid;place-items:center;z-index:100}.modal{background:var(--surface);border:1px solid var(--border);padding:20px;border-radius:var(--radius-lg);width:min(680px,92vw);max-height:90vh;overflow-y:auto}pre{background:#0b1228;padding:12px;border-radius:var(--radius-md);overflow:auto;font-family:var(--font-mono);font-size:13px}.md-content{line-height:1.7}.md-content h1{font-size:1.5rem;margin-top:1.5em}.md-content h2{font-size:1.25rem;margin-top:1.25em}.md-content h3{font-size:1.1rem;margin-top:1em}.md-content code{background:#0b1228;padding:2px 6px;border-radius:4px;font-family:var(--font-mono);font-size:13px}.md-content pre code{background:none;padding:0}.md-content ul,.md-content ol{padding-left:24px;margin-bottom:1em}.md-content blockquote{border-left:3px solid var(--accent);padding-left:16px;color:var(--muted);margin:1em 0}.nav-search{flex:1;max-width:280px;min-width:120px}.nav-search input{width:100%;padding:7px 12px;font-size:14px}.user-menu{position:relative}.user-menu-btn{display:flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-md);padding:6px 10px;color:var(--text);cursor:pointer;font-size:14px;white-space:nowrap}.user-menu-btn:hover{border-color:var(--accent)}.user-avatar{width:26px;height:26px;border-radius:50%;background:var(--accent);color:#04263b;font-size:11px;font-weight:700;display:grid;place-items:center;flex-shrink:0}.user-name{max-width:120px;overflow:hidden;text-overflow:ellipsis}.user-chevron{font-size:10px;color:var(--muted)}.user-menu-dropdown{position:absolute;right:0;top:calc(100% + 6px);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);min-width:150px;z-index:100;overflow:hidden}.user-menu-item{display:block;width:100%;text-align:left;padding:10px 14px;background:none;border:none;color:var(--text);text-decoration:none;font-size:14px;cursor:pointer}.user-menu-item:hover{background:#1e2d50}.announcement-banner{background:var(--accent);color:#04263b;text-align:center;padding:8px 16px;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:12px}.announcement-banner a{color:#04263b;text-decoration:underline}.announcement-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--radius-full);background:#00000026;font-size:11px;font-weight:700;text-transform:uppercase}.announcement-close{background:none;border:none;color:#04263b;cursor:pointer;font-size:16px;padding:0 4px;margin-left:auto}.hot-title{font-size:2.5rem;font-weight:900;letter-spacing:2px}.hot-score--lg{font-size:14px;padding:4px 12px}.rankings-title{font-size:2.5rem;font-weight:900;letter-spacing:2px}.badge--beta{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-sm);background:var(--danger);color:#fff;font-size:11px;font-weight:700;text-transform:uppercase;vertical-align:super}.rankings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.rankings-podium-card{background:var(--surface);border:1px solid var(--border);border-top:3px solid transparent;border-radius:var(--radius-lg);padding:20px;text-align:center;transition:var(--transition)}.rankings-podium-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}.rankings-podium-rank{font-size:36px;margin-bottom:8px}.rankings-podium-title{font-size:1.1rem;font-weight:700;color:var(--text)}.rankings-podium-title:hover{color:var(--accent)}.filter-pills{display:flex;gap:8px;flex-wrap:wrap}.sort-tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);padding-bottom:8px}.sort-tab{padding:6px 14px;border:none;background:transparent;color:var(--muted);font-size:14px;font-weight:500;cursor:pointer;border-bottom:2px solid transparent;transition:var(--transition)}.sort-tab:hover{color:var(--text)}.sort-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.skills-total-count{font-size:2.5rem;font-weight:900;color:var(--accent);opacity:.7}.creators-total{font-size:2.5rem;font-weight:900;color:#8b5cf6;opacity:.7}.creator-card{transition:var(--transition)}.creator-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}.stack-card-image{margin:-20px -20px 16px;height:140px;overflow:hidden;border-radius:var(--radius-lg) var(--radius-lg) 0 0}.stack-card-placeholder{width:100%;height:100%;background:linear-gradient(135deg,#5ec8ff1f,#5ec8ff0a)}.badge--featured{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-full);background:#fbbf2426;color:var(--gold);font-size:11px;font-weight:600}.stack-detail-banner{height:160px;background:linear-gradient(135deg,#5ec8ff1f,#5ec8ff0a);border-radius:var(--radius-lg);margin-bottom:20px}.use-case-list{list-style:none;padding:0;margin:0}.use-case-list li{padding:8px 0;border-bottom:1px solid var(--border);color:var(--text);font-size:14px}.use-case-list li:before{content:">";color:var(--accent);margin-right:8px;font-weight:700}.ready-to-try{border-top:1px solid var(--border)}.grade-circle{width:80px;height:80px;border-radius:50%;border:3px solid var(--accent);display:flex;align-items:center;justify-content:center;margin:0 auto 12px}.grade-circle-value{font-size:1.75rem;font-weight:900;color:var(--text)}.vote-buttons{display:flex;gap:12px;justify-content:center}.vote-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-md);border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;transition:var(--transition);font-size:14px}.vote-btn:hover{border-color:var(--border-hover)}.vote-btn--up:hover{border-color:var(--success);color:var(--success)}.vote-btn--down:hover{border-color:var(--danger);color:var(--danger)}.vote-icon{font-size:12px}.vote-count{font-weight:600}.detail-meta-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border);font-size:14px}.detail-meta-row:last-child{border-bottom:none}.tag--sm{font-size:11px;padding:1px 6px}.playground-layout{display:grid;grid-template-columns:320px 1fr;gap:24px;min-height:calc(100vh - 200px)}.playground-sidebar{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column}.playground-sidebar-header{padding:16px;border-bottom:1px solid var(--border)}.playground-search{width:100%;margin-top:8px}.playground-skill-list{overflow-y:auto;flex:1}.playground-sidebar-state{padding:12px}.playground-sidebar-state .state-card{margin:0;min-height:180px}.playground-skill-skeleton-list{padding:8px;display:flex;flex-direction:column;gap:8px}.playground-skill-skeleton{border:1px solid var(--border);border-radius:var(--radius-md);padding:12px;background:#ffffff03}.playground-skill-item{display:block;width:100%;text-align:left;padding:12px 16px;border:none;background:transparent;color:var(--text);cursor:pointer;border-bottom:1px solid var(--border);transition:var(--transition)}.playground-skill-item:hover{background:#5ec8ff0a}.playground-skill-item.active{background:#5ec8ff14;border-left:3px solid var(--accent)}.playground-skill-name{font-weight:600;font-size:14px;margin-bottom:4px}.playground-skill-desc{font-size:12px;line-clamp:2}.playground-main{display:flex;flex-direction:column}.playground-header{margin-bottom:20px}.playground-textarea{width:100%;resize:vertical;font-family:var(--font-mono);font-size:13px}.playground-output{min-height:120px;margin:0}.playground-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1}@media (max-width: 768px){.catalog-layout{grid-template-columns:1fr}.sidebar{display:none}.detail-layout{grid-template-columns:1fr}.hero{padding:32px 20px}.hero h1{font-size:1.75rem}.hero-stats{gap:16px}.footer-inner{flex-direction:column;gap:16px}.rankings-grid,.playground-layout{grid-template-columns:1fr}.playground-sidebar{max-height:300px}}@media (max-width: 640px){.nav{flex-wrap:wrap;padding:10px 0;gap:8px}.nav-links{order:3;width:100%;gap:6px;overflow-x:auto}.nav-search{order:2;max-width:none;flex:1}.actions{order:1;margin-left:auto}.user-name{display:none}.grid{grid-template-columns:1fr}.hero-stats{flex-direction:column;gap:12px}.newsletter-form{flex-direction:column}.category-grid{grid-template-columns:repeat(2,1fr)}}.provenance-badge{display:inline-flex;align-items:center;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:600;border:1px solid transparent}.provenance-badge.local{background:#22c55e1f;color:#16a34a;border-color:#22c55e59}.provenance-badge.external{background:#3b82f61f;color:#2563eb;border-color:#3b82f659}.approval-pill{display:inline-flex;align-items:center;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:600}.approval-pill.pending{background:#f59e0b29;color:#d97706}.approval-pill.approved{background:#10b98129;color:#059669}