/* guides/docs/models 开发者页：与首页 brand 同色板、同 hero 氛围 */
.developer-page .dev-hero{
  padding:72px 0 40px;
  background:
    radial-gradient(ellipse at 90% 10%,#dfecff,transparent 55%),
    linear-gradient(180deg,#f7fbff,#fff);
  border-bottom:1px solid var(--border,#d8e6f7);
}
.developer-page .dev-kicker{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:750;color:var(--accent,#0969da);margin:0 0 14px}
.developer-page h1{max-width:820px;font-size:clamp(2.2rem,4vw,3.2rem);letter-spacing:-.04em;line-height:1.1;margin:0 0 18px;color:var(--heading,#102746)}
.developer-page .dev-lead{max-width:720px;font-size:1.12rem;color:var(--muted,#51657d);line-height:1.75}
.developer-page .dev-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.developer-page .dev-section{padding:48px 0}
.developer-page .dev-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.developer-page .dev-card{padding:26px;border:1px solid var(--border,#dce6f2);border-radius:18px;background:var(--card-bg,#fff);min-width:0;box-shadow:0 4px 20px rgba(16,39,70,.04);transition:border-color .15s,box-shadow .15s}
.developer-page .dev-card:hover{border-color:#84b7f4;box-shadow:0 10px 28px #0969da12}
.developer-page .dev-card h2,.developer-page .dev-card h3{margin:0 0 12px;font-size:1.15rem}
.developer-page .dev-card p,.developer-page details p{line-height:1.7;color:var(--muted)}
.developer-page .dev-card a{font-weight:650}
.developer-page .dev-code{white-space:pre-wrap;overflow-wrap:anywhere;background:#101b2d;color:#e1edff;border-radius:14px;padding:22px;line-height:1.7;font-size:.88rem}
.developer-page .dev-note{padding:18px 22px;border-left:3px solid var(--accent,#0969da);background:var(--surface,#f6f9fe);border-radius:8px;line-height:1.7;margin:20px 0}
.developer-page details{padding:20px 0;border-bottom:1px solid var(--border,#dae4f0)}
.developer-page summary{cursor:pointer;font-weight:650;line-height:1.6}
.developer-page .dev-search{width:100%;max-width:440px;margin:14px 0 22px;padding:12px;border:1px solid var(--border,#dae4f0);border-radius:10px;font:inherit}
.developer-page .dev-model-id{overflow-wrap:anywhere}
.developer-page .dev-model-card{padding:18px;border:1px solid var(--border,#dae4f0);border-radius:12px;background:var(--card-bg,#fff)}
.developer-page [hidden]{display:none!important}
.developer-page .dev-inline-links{display:flex;flex-wrap:wrap;gap:16px;margin:20px 0}
.developer-page .dev-status{color:var(--muted);line-height:1.7}
.developer-page .dev-copy{margin:8px 0 12px}
.developer-page .dev-feature{
  border-color:color-mix(in srgb,var(--accent,#0969da) 35%,var(--border,#dae4f0));
  background:linear-gradient(135deg,color-mix(in srgb,var(--accent,#0969da) 8%,#fff),#fff);
}
.developer-page .dev-feature .btn{margin-right:8px;margin-top:4px}
@media(max-width:800px){.developer-page .dev-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.developer-page .dev-grid{grid-template-columns:1fr}.developer-page .dev-hero{padding:32px 0 24px}.developer-page .dev-section{padding:24px 0}.developer-page .dev-card{padding:20px}.developer-page .dev-actions .btn{flex:1 1 auto;justify-content:center}}