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860px){.nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:var(--panel);border-bottom:1px solid var(--border);box-shadow:var(--shadow);padding:8px 12px 14px;display:none}.nav[data-open='true']{display:flex}.nav__link{padding:12px 8px;border-radius:6px}.nav-toggle{display:inline-flex;margin-left:auto}.header-actions{margin-left:0}}.hero{position:relative;overflow:hidden;padding:72px 0 56px;background:radial-gradient(1100px 380px at 12% -8%, var(--primary-soft), transparent 70%),linear-gradient(180deg, var(--bg-alt), var(--bg));border-bottom:1px solid var(--border)}.hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(var(--grid-line) 1px, transparent 1px),linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg, rgba(0,0,0,0.9), transparent 78%);pointer-events:none}.hero__inner{position:relative;display:grid;grid-template-columns:minmax(0, 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span:nth-child(2){background:#ffbd2e}.terminal__dots span:nth-child(3){background:#28ca42}.terminal__title{color:var(--term-dim);font-size:0.78rem;letter-spacing:0.04em}.terminal__body{padding:16px 18px;margin:0}.terminal__line{display:block;color:var(--term-text);white-space:pre-wrap;word-break:break-word}.terminal__line--cmd{color:var(--term-blue)}.terminal__line--ok{color:var(--term-green)}.terminal__line--dim{color:var(--term-dim)}.terminal__prompt{color:var(--term-green);user-select:none}.section{padding:64px 0}.section--alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section__head{max-width:68ch;margin-bottom:34px}.grid-3{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:var(--gap)}@media (max-width: 980px){.grid-3{grid-template-columns:repeat(2, minmax(0, 1fr))}}@media (max-width: 640px){.grid-3{grid-template-columns:1fr}}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;transition:border-color var(--transition),transform var(--transition),box-shadow var(--transition);height:100%}.card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-2px)}.card__index{font-family:var(--font-mono);font-size:0.76rem;letter-spacing:0.12em;color:var(--primary);display:block;margin-bottom:10px}.card h3{margin-bottom:10px}.card p{margin:0;color:var(--text-muted);font-size:0.95rem}.card__tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}.card__tags span{font-family:var(--font-mono);font-size:0.72rem;letter-spacing:0.04em;color:var(--text-muted);border:1px solid var(--border);border-radius:6px;padding:2px 7px}.steps{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:var(--gap);counter-reset:step}@media (max-width: 900px){.steps{grid-template-columns:1fr}}.step{position:relative;padding-top:22px;border-top:2px solid var(--border-strong)}.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:-2px;left:0;transform:translateY(-52%);background:var(--bg-alt);padding-right:10px;font-family:var(--font-mono);font-size:0.82rem;color:var(--primary)}.step h3{margin:12px 0 8px}.step p{color:var(--text-muted);font-size:0.95rem;margin:0}.cta{display:grid;grid-template-columns:minmax(0, 1.2fr) minmax(0, 0.8fr);gap:32px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}@media (max-width: 820px){.cta{grid-template-columns:1fr;padding:24px}}.cta h2{margin-bottom:12px}.cta p{margin:0;color:var(--text-muted)}.cta__action{display:flex;flex-direction:column;gap:12px;align-items:flex-start}.contact-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.contact-list li{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:0.9rem}.contact-list .contact-list__key{color:var(--text-muted);min-width:78px}.page{padding:56px 0 72px}.prose{max-width:76ch}.prose h2{margin-top:40px;padding-bottom:8px;border-bottom:1px solid var(--border)}.prose ul{margin:0 0 20px;padding-left:22px}.prose li{margin-bottom:10px}.prose li::marker{color:var(--primary)}.prose strong{color:var(--text)}.prose code{font-family:var(--font-mono);font-size:0.9em;background:var(--bg-alt);border:1px solid var(--border);border-radius:4px;padding:1px 5px}.prose .anchor-link{float:right;margin-right:-22px;color:var(--border-strong);opacity:0;transition:opacity var(--transition)}.prose h2:hover .anchor-link{opacity:1}.breadcrumbs{font-family:var(--font-mono);font-size:0.82rem;color:var(--text-muted);margin-bottom:18px}.breadcrumbs a{color:var(--text-muted)}.breadcrumbs span{margin:0 6px}.error-page{padding:80px 0 96px;text-align:center}.error-page__code{font-family:var(--font-mono);font-size:clamp(3.5rem, 12vw, 6rem);line-height:1;color:var(--primary);margin-bottom:12px}.error-page p{color:var(--text-muted);margin-bottom:26px}.error-page .btn-row{justify-content:center}.site-footer{margin-top:8px;border-top:1px solid var(--border);background:var(--bg-alt);padding:32px 0;font-size:0.9rem;color:var(--text-muted)}.site-footer__inner{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between}.site-footer__meta{font-family:var(--font-mono);font-size:0.8rem}.site-footer a{color:var(--text-muted)}.site-footer a:hover{color:var(--text)}.site-footer__nav{display:flex;flex-wrap:wrap;gap:16px;list-style:none;margin:0;padding:0}@media print{.site-header,.site-footer,.btn-row,.nav{display:none !important}body{background:#fff;color:#000}.card,.terminal,.cta{box-shadow:none;border-color:#999}a::after{content:" (" attr(href) ")";font-size:0.85em;color:#444}}