@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap";:root{--color-bg:#161826;--color-surface:#232532;--color-text:#e9e9ed;--color-accent:#9184d9;--color-accent-2:#a7a1db;--color-divider:rgba(233,233,237,.16);--color-neutral-100:#f3f5fe;--color-neutral-200:#e4e7f5;--color-neutral-300:#cfd3e5;--color-neutral-400:#b2b6ca;--color-neutral-500:#9397ab;--color-neutral-600:#75798c;--color-neutral-700:#595d6c;--color-neutral-800:#3f424d;--color-neutral-900:#292b31;--color-accent-100:#f5f4ff;--color-accent-200:#e7e5fe;--color-accent-300:#d2cefd;--color-accent-400:#b5abfc;--color-accent-500:#968ae0;--color-accent-600:#796cbf;--color-accent-700:#5d5294;--color-accent-800:#423a6a;--color-accent-900:#2b2741;--color-accent-2-100:#f5f4ff;--color-accent-2-200:#e7e5fe;--color-accent-2-300:#d2cefd;--color-accent-2-400:#b5afe8;--color-accent-2-500:#9690c9;--color-accent-2-600:#7972a9;--color-accent-2-700:#5c5783;--color-accent-2-800:#423e5d;--color-accent-2-900:#2b293a;--color-section:#262a60;--color-section-glow:#353b80;--color-section-ghost:#4c5397;--font-heading:"Inter", system-ui, sans-serif;--font-heading-weight:500;--font-body:"Inter", system-ui, sans-serif;--space-1:2.8px;--space-2:5.6px;--space-3:8.4px;--space-4:11.2px;--space-6:16.8px;--space-8:22.4px;--radius-sm:4px;--radius-md:8px;--radius-lg:14px;--shadow-sm:0 0 0 1px #3f424d;--shadow-md:0 0 0 1px #595d6c, 0 6px 18px rgba(0,0,0,.55);--shadow-lg:0 0 0 1px #9397ab, 0 16px 40px rgba(0,0,0,.65);--page-max-width:1180px;--page-padding-x:clamp(20px, 5vw, 72px);--nav-height:56px}*,:before,:after{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-text);font-size:15px;font-weight:400;line-height:1.55;font-family:var(--font-body);margin:0}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:var(--font-heading-weight);letter-spacing:-.015em;margin:0 0 var(--space-2);line-height:1.12}h1{font-size:42px}h2{font-size:32px}h3{font-size:25px}h4{font-size:20px}h5{font-size:16px}h6{letter-spacing:.08em;text-transform:uppercase;font-size:13px}p{margin:0 0 var(--space-3)}a{color:var(--color-accent);text-underline-offset:3px}img{max-width:100%;display:block}figure{margin:0}figcaption{margin-top:var(--space-1);color:color-mix(in srgb, var(--color-text) 55%, transparent);font-size:11px}.text-muted{color:color-mix(in srgb, var(--color-text) 55%, transparent)}:focus{outline:none}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}::selection{background:color-mix(in srgb, var(--color-accent) 30%, transparent)}.lighten{mix-blend-mode:lighten;background-color:transparent}.skip-link{z-index:100;background:var(--color-surface);color:var(--color-text);border-radius:var(--radius-md);border:1px solid var(--color-divider);padding:8px 14px;transition:top .15s;position:absolute;top:-48px;left:8px}.skip-link:focus-visible{top:8px}.container{max-width:var(--page-max-width);padding:0 var(--page-padding-x);margin:0 auto}.hr{height:1px;margin:var(--space-4) 0;background:linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent);border:0}.btn{cursor:pointer;font-family:var(--font-heading);font-weight:var(--font-heading-weight);color:var(--color-text);padding:var(--space-2) calc(var(--space-3) * 1.2);border-radius:var(--radius-md);background:0 0;border:1px solid transparent;justify-content:center;align-items:center;gap:6px;font-size:14px;line-height:1.2;text-decoration:none;display:inline-flex}.btn svg{display:block}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{color:var(--color-accent);border-color:var(--color-accent)}.btn-primary:hover{background:color-mix(in srgb, var(--color-accent) 12%, transparent);transform:translateY(-2px)}.btn-primary:active{background:color-mix(in srgb, var(--color-accent) 22%, transparent)}.btn-secondary{border-color:var(--color-divider)}.btn-secondary:hover{background:color-mix(in srgb, var(--color-text) 7%, transparent);transform:translateY(-2px)}.btn-secondary:active{background:color-mix(in srgb, var(--color-text) 14%, transparent)}.btn-ghost{color:var(--color-accent);padding-inline:var(--space-1)}.btn-ghost:hover{background:color-mix(in srgb, var(--color-accent) 10%, transparent)}.btn-ghost:active{background:color-mix(in srgb, var(--color-accent) 18%, transparent)}.btn-icon{width:36px;height:36px;padding:0}.btn-block{width:100%;margin-top:var(--space-2)}.btn{transition:transform .2s}.field>label{color:color-mix(in srgb, var(--color-text) 70%, transparent);margin-bottom:5px;font-size:12px;display:block}.input{width:100%;min-height:36px;font:inherit;color:var(--color-text);caret-color:var(--color-accent);background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-md);padding:6px 10px;font-size:14px}.input:hover{border-color:color-mix(in srgb, var(--color-text) 45%, transparent)}.input:focus-visible{border-color:var(--color-accent);outline-offset:0}textarea.input{resize:vertical;min-height:90px}.radio{cursor:pointer;align-items:center;gap:8px;font-size:14px;display:inline-flex}.radio input,.seg-opt input{opacity:0;pointer-events:none;width:0;height:0;position:absolute}.radio .dot{border:1.5px solid var(--color-divider);border-radius:50%;flex:none;width:16px;height:16px}.radio:hover .dot{border-color:var(--color-accent)}.radio input:checked+.dot{border-color:var(--color-accent);background:var(--color-accent);box-shadow:inset 0 0 0 4px var(--color-bg)}.radio input:focus-visible+.dot{outline:2px solid var(--color-accent);outline-offset:2px}.seg{border:1px solid var(--color-divider);border-radius:var(--radius-md);display:inline-flex;overflow:hidden}.seg-opt{cursor:pointer;align-items:center;gap:6px;padding:7px 12px;font-size:13px;display:inline-flex}.seg-opt+.seg-opt{border-left:1px solid var(--color-divider)}.seg-opt:has(input:checked){color:var(--color-accent);box-shadow:inset 0 0 0 1px var(--color-accent)}.seg-opt:not(:has(input:checked)):hover{background:color-mix(in srgb, var(--color-text) 7%, transparent)}.seg-opt:has(input:focus-visible){outline:2px solid var(--color-accent);outline-offset:-2px}.card{gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md);background:var(--color-surface);flex-direction:column;display:flex}.card-kicker{letter-spacing:.1em;text-transform:uppercase;color:var(--color-accent);font-size:10px}.card-title{font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:17px;line-height:1.2}.card-body{opacity:.8;flex:1;margin:0;font-size:13px}.card-meta{color:color-mix(in srgb, var(--color-text) 50%, transparent);align-items:center;gap:6px;font-size:11px;display:flex}.elev-sm{box-shadow:var(--shadow-sm)}.elev-md{box-shadow:var(--shadow-md)}.elev-lg{box-shadow:var(--shadow-lg)}.card-link{color:inherit;text-decoration:none;transition:transform .25s,box-shadow .25s}.card-link:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.tag{letter-spacing:.02em;border-radius:calc(var(--radius-md) * .75);white-space:nowrap;align-items:center;padding:3px 10px;font-size:11px;display:inline-flex}.tag-accent{background:var(--color-accent-800);color:var(--color-accent-100)}.tag-accent-2{background:var(--color-accent-2-800);color:var(--color-accent-2-100)}.tag-neutral{background:var(--color-neutral-800);color:var(--color-neutral-100)}.tag-outline{border:1px solid var(--color-accent);color:var(--color-accent)}.nav{align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);z-index:10;height:var(--nav-height);background:color-mix(in srgb, var(--color-bg) 90%, transparent);backdrop-filter:blur(10px);border-bottom:none;border-bottom:1px solid var(--color-divider);display:flex;position:sticky;top:0}.nav-brand{font-family:var(--font-heading);font-weight:var(--font-heading-weight);margin-right:auto;font-size:18px}.nav a{color:inherit;font-size:14px;text-decoration:none}.nav a:hover,.nav a[aria-current=page]{color:var(--color-accent)}.nav-toggle{display:none}.table-scroll{overflow-x:auto}.table{border-collapse:collapse;width:100%;font-size:14px}.table th{text-align:left;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb, var(--color-text) 60%, transparent);padding:var(--space-2);border-bottom:1px solid transparent;font-size:11px}.table td{padding:var(--space-2);border-bottom:1px solid transparent}.table thead tr{background:linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent) no-repeat bottom/100% 1px}.table tbody tr{background:linear-gradient(to right, transparent, color-mix(in srgb, var(--color-text) 8%, transparent) 48px, color-mix(in srgb, var(--color-text) 8%, transparent) calc(100% - 48px), transparent) no-repeat bottom/100% 1px}.table tbody tr:hover{background:linear-gradient(color-mix(in srgb, var(--color-text) 4%, transparent), color-mix(in srgb, var(--color-text) 4%, transparent)) no-repeat 0 0/100% 100%, linear-gradient(to right, transparent, color-mix(in srgb, var(--color-text) 8%, transparent) 48px, color-mix(in srgb, var(--color-text) 8%, transparent) calc(100% - 48px), transparent) no-repeat bottom/100% 1px}.dialog-backdrop{padding:var(--space-4);background:color-mix(in srgb, var(--color-neutral-900) 50%, transparent);z-index:50;place-items:center;display:grid;position:fixed;inset:0}.dialog{gap:var(--space-3);width:min(440px,100%);padding:var(--space-4);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-lg);flex-direction:column;display:flex}.dialog-title{font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:20px}.dialog-body{opacity:.85;font-size:14px}.dialog-actions{justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2);display:flex}.kicker{letter-spacing:.06em;text-transform:uppercase;color:var(--color-accent);white-space:nowrap;margin-bottom:20px;padding-left:56px;font-size:13px;display:inline-block;position:relative}.kicker:before{content:"";background:var(--color-accent);width:44px;height:1px;position:absolute;top:50%;left:0;transform:translateY(-50%)}.reveal{opacity:1;transition:opacity .6s,transform .6s;transform:none}.reveal[data-revealed=pending]{opacity:0;transform:translateY(16px)}.card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.stats-grid{grid-template-columns:repeat(3,auto);justify-content:space-between;gap:28px;display:grid}.feature-row{grid-template-columns:minmax(56px,120px) minmax(0,320px) minmax(0,1fr);align-items:baseline;gap:28px clamp(24px,4vw,64px);display:grid}.match-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}@media (width<=860px){.nav{flex-wrap:nowrap}.nav-toggle{margin-left:auto;display:inline-flex}.nav-links{inset:var(--nav-height) 0 auto auto;z-index:20;align-items:stretch;gap:var(--space-2);width:min(280px,80vw);padding:var(--space-4);background:var(--color-surface);border-left:1px solid var(--color-divider);border-bottom:1px solid var(--color-divider);border-bottom-left-radius:var(--radius-lg);box-shadow:var(--shadow-lg);flex-direction:column;transition:transform .2s;display:flex;position:fixed;transform:translate(100%)}.nav-links[data-open=true]{transform:translate(0)}.nav-links a,.nav-links button{justify-content:flex-start;width:100%}.nav-brand{font-size:16px}}@media (width>=861px){.nav-links{align-items:center;gap:var(--space-4);display:flex}}@media (width<=600px){.stats-grid{gap:var(--space-6);grid-template-columns:1fr}.feature-row{gap:var(--space-2);grid-template-columns:1fr}.match-grid{grid-template-columns:1fr}h1{font-size:clamp(28px,8vw,38px)}.container{padding:0 16px}}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:.01ms!important;animation-duration:.01ms!important}}.article-content h1,.article-content h2,.article-content h3,.article-content h4{color:var(--color-text);line-height:1.3;margin-top:3.5rem!important;margin-bottom:1.2rem!important}.article-content h2{border-top:1px solid var(--color-divider,#313244);padding-top:1.8rem;font-size:1.65rem}.article-content h3{font-size:1.35rem;margin-top:2.5rem!important}.article-content pre{position:relative}.article-content pre .copy-code-btn{background:color-mix(in srgb, var(--color-bg,#181825) 85%, transparent);color:color-mix(in srgb, var(--color-text,#cdd6f4) 80%, transparent);border:1px solid var(--color-divider,#313244);cursor:pointer;opacity:0;backdrop-filter:blur(4px);z-index:5;border-radius:6px;padding:4px 10px;font-family:inherit;font-size:12px;transition:opacity .2s,background .15s,color .15s;position:absolute;top:10px;right:12px}.article-content pre .copy-code-btn:hover{background:var(--color-accent,#667eea);color:#fff;border-color:var(--color-accent,#667eea)}.article-content pre .copy-code-btn.copied{color:#fff!important;opacity:1!important;background:#28a745!important;border-color:#28a745!important}.article-content pre:hover .copy-code-btn{opacity:1}@keyframes glow-pulse{0%,to{text-shadow:0 0 transparent}50%{text-shadow:0 0 26px var(--color-accent-500)}}@keyframes quiz-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.article-content :not(pre)>code{background:color-mix(in srgb, var(--color-accent,#667eea) 15%, transparent);color:var(--color-accent,#764ba2);border-radius:4px;padding:2px 7px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.88em}.article-content pre{border:1px solid var(--color-divider,#313244);border-radius:8px;overflow-x:auto;box-shadow:0 4px 16px rgba(0,0,0,.15);background:#1e1e2e!important;margin:24px 0!important;padding:16px 20px!important}.article-content pre code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:14px;line-height:1.6;text-shadow:none!important;background:0 0!important}.article-content .mermaid{border:1px solid var(--color-divider,#313244);background:#181825;border-radius:8px;justify-content:center;margin:28px 0;padding:20px;display:flex;overflow-x:auto}.article-content table{border-collapse:collapse;background:var(--color-bg,#fff);border:1px solid var(--color-divider,#ddd);border-radius:8px;width:100%;margin:28px 0;font-size:14.5px;overflow:hidden}.article-content table th{background:var(--color-section,#f8f9fa);color:var(--color-text);text-align:left;border-bottom:2px solid var(--color-divider,#ddd);padding:12px 16px;font-weight:600}.article-content table td{border-bottom:1px solid var(--color-divider,#eee);padding:12px 16px}.article-content table tr:hover{background:color-mix(in srgb, var(--color-accent) 4%, transparent)}.article-content blockquote{border-left:4px solid var(--color-accent,#667eea);background:color-mix(in srgb, var(--color-accent) 6%, transparent);color:color-mix(in srgb, var(--color-text) 85%, transparent);border-radius:0 8px 8px 0;margin:24px 0;padding:12px 20px}.article-content del,.article-content s,.article-content strike{opacity:.6;text-decoration:line-through}.nav{z-index:1000;background:color-mix(in srgb, var(--color-bg,#0d0e15) 85%, transparent);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-divider,#262736);justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex;position:sticky;top:0}.nav .nav-brand{font-family:var(--font-heading,sans-serif);color:var(--color-text,#fff);font-size:20px;font-weight:700;text-decoration:none}.nav .nav-toggle{display:none}.nav .nav-links{align-items:center;gap:20px;display:flex}.nav .nav-links a{color:color-mix(in srgb, var(--color-text,#fff) 80%, transparent);font-size:14px;font-weight:500;text-decoration:none;transition:color .15s}.nav .nav-links a:hover,.nav .nav-links a.active{color:var(--color-accent,#8b5cf6)}.nav .nav-links .tag-accent{text-overflow:ellipsis;white-space:nowrap;max-width:220px;overflow:hidden}@media (width<=768px){.nav{padding:0 16px}.nav .nav-toggle{color:var(--color-text,#fff);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:8px;display:flex}.nav .nav-links{display:none}.nav .nav-links[data-open=true]{background:color-mix(in srgb, var(--color-bg,#0f101d) 96%, transparent);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--color-divider,#262736);flex-direction:column;align-items:stretch;gap:12px;padding:20px 24px 28px;animation:.2s cubic-bezier(.16,1,.3,1) mobile-menu-slide;display:flex;position:fixed;top:64px;left:0;right:0;box-shadow:0 16px 40px rgba(0,0,0,.6)}.nav .nav-links[data-open=true] a{border-bottom:1px solid color-mix(in srgb, var(--color-divider,#262736) 50%, transparent);width:100%;padding:10px 0;font-size:16px;display:block}.nav .nav-links[data-open=true] a:last-of-type{border-bottom:none}.nav .nav-links[data-open=true] .tag-accent{text-align:center;word-break:break-all;max-width:100%;margin-top:6px;padding:10px 14px;font-size:14px}.nav .nav-links[data-open=true] form{width:100%}.nav .nav-links[data-open=true] form button{text-align:left;width:100%;padding:10px 0;font-size:16px}.nav .nav-links[data-open=true] .btn-ghost{background:color-mix(in srgb, var(--color-divider,#262736) 40%, transparent);border-radius:6px;align-self:flex-start;margin-top:8px;padding:8px 16px;font-size:14px;margin-left:0!important}}@keyframes mobile-menu-slide{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}