/* shark help center shell (11-04). Every class is hc-* so nothing collides with docs.css or the status cards. */
:root{--hc-bg:#f6f7fb;--hc-card:#fff;--hc-soft:#f1f5f9;--hc-line:#e5e7eb;--hc-ink:#111827;--hc-mut:#6b7280;--hc-acc:#0f766e;--hc-accbg:#e6f4f1}
:root[data-theme=dark],html.dark{--hc-bg:#0b1220;--hc-card:#111a2b;--hc-soft:#16213a;--hc-line:#243042;--hc-ink:#e5eaf2;--hc-mut:#94a3b8;--hc-acc:#5eead4;--hc-accbg:#12302e}
.hc-page,.hc-status{margin:0;background:var(--hc-bg);color:var(--hc-ink);font:14px/1.6 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
.hc-top{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:18px;height:60px;padding:0 24px;background:var(--hc-card);border-bottom:1px solid var(--hc-line);font:14px/1.5 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--hc-ink);box-sizing:border-box}
.hc-brand{flex:none;color:inherit;font-size:16px;font-weight:700;text-decoration:none;white-space:nowrap}
.hc-brand span{margin-left:6px;color:var(--hc-acc)}
.hc-tabs{display:flex;gap:2px;min-width:0;overflow-x:auto;scrollbar-width:none}
.hc-tabs a{flex:none;padding:6px 12px;border-radius:8px;color:var(--hc-mut);text-decoration:none;white-space:nowrap}
.hc-tabs a:hover{color:var(--hc-ink)}
.hc-tabs a[aria-current=page]{background:var(--hc-accbg);color:var(--hc-acc);font-weight:600}
.hc-right{display:flex;align-items:center;gap:8px;margin-left:auto}
.hc-base{padding:4px 8px;border-radius:6px;background:var(--hc-soft);color:var(--hc-mut);font:12px ui-monospace,Consolas,monospace;white-space:nowrap}
.hc-btn{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid var(--hc-line);border-radius:9px;background:var(--hc-card);color:var(--hc-ink);font:inherit;font-size:13px;text-decoration:none;cursor:pointer;white-space:nowrap}
.hc-cta{background:var(--hc-acc);border-color:var(--hc-acc);color:#fff;font-weight:600}
html.dark .hc-cta,:root[data-theme=dark] .hc-cta{color:#06211d}
.hc-btn:focus-visible,.hc-tabs a:focus-visible,.hc-nav a:focus-visible,.hc-card:focus-visible,.hc-seg button:focus-visible{outline:2px solid var(--hc-acc);outline-offset:2px}
.hc-body{display:grid;grid-template-columns:248px minmax(0,1fr);align-items:start;max-width:1760px;margin:0 auto}
.hc-nav{position:sticky;top:60px;box-sizing:border-box;max-height:calc(100vh - 60px);overflow-y:auto;padding:16px 12px 40px 16px;border-right:1px solid var(--hc-line);font:13px/1.5 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;scrollbar-width:thin}
.hc-nav h4{margin:18px 10px 6px;font-size:12px;font-weight:600;color:var(--hc-mut);letter-spacing:.04em}
.hc-nav h4:first-child{margin-top:4px}
.hc-nav a{display:block;padding:6px 10px;border-radius:8px;color:var(--hc-ink);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hc-nav a:hover{background:var(--hc-soft)}
.hc-nav a[aria-current=page]{background:var(--hc-accbg);color:var(--hc-acc);font-weight:600}
.hc-main{min-width:0}
.hc-main .split{max-width:none}
.hc-content{box-sizing:border-box;max-width:1180px;padding:28px 32px 56px}
.hc-hero h1{margin:0;font-size:28px;line-height:1.3}
.hc-hero p{margin:6px 0 0;color:var(--hc-mut)}
.hc-sec{margin-top:28px}
.hc-sec h2{margin:0 0 12px;font-size:18px}
.hc-steps{display:grid;gap:10px;margin:0 0 14px;padding:0;list-style:none;counter-reset:s}
.hc-steps li{counter-increment:s;display:grid;grid-template-columns:28px minmax(0,1fr);gap:4px 10px;padding:12px 14px;border:1px solid var(--hc-line);border-radius:12px;background:var(--hc-card)}
.hc-steps li::before{content:counter(s);grid-row:span 2;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--hc-accbg);color:var(--hc-acc);font-weight:700}
.hc-steps span{color:var(--hc-mut)}
.hc-steps a,.hc-content a.hc-link{color:var(--hc-acc)}
.hc-steps code,.hc-content p code{padding:1px 6px;border-radius:5px;background:var(--hc-soft);font:12.5px ui-monospace,Consolas,monospace;color:var(--hc-ink)}
.hc-code{margin:0;padding:14px 16px;border-radius:12px;background:#0f172a;color:#e2e8f0;font:12.5px/1.6 ui-monospace,Consolas,monospace;overflow-x:auto}
.hc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.hc-card{display:flex;flex-direction:column;gap:4px;min-width:0;padding:12px 14px;border:1px solid var(--hc-line);border-radius:12px;background:var(--hc-card);color:inherit;text-decoration:none}
.hc-card:hover{border-color:var(--hc-acc)}
.hc-card b{font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hc-card span{color:var(--hc-mut);font-size:12.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hc-card i{font-style:normal;font-size:12px;color:var(--hc-acc)}
.hc-card-big b{font-size:15px}
.hc-muted{color:var(--hc-mut)}.hc-small{font-size:12px}
.hc-rank-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.hc-rank-sum{margin:0;color:var(--hc-mut);font-size:13px}
.hc-seg{display:flex;gap:2px;padding:3px;border-radius:10px;background:var(--hc-soft)}
.hc-seg button{min-height:32px;padding:4px 14px;border:0;border-radius:8px;background:transparent;color:var(--hc-mut);font:inherit;font-size:13px;cursor:pointer}
.hc-seg button[aria-pressed=true]{background:var(--hc-card);color:var(--hc-acc);font-weight:600;box-shadow:0 1px 2px #0000001a}
.hc-table-wrap{overflow-x:auto;border:1px solid var(--hc-line);border-radius:12px;background:var(--hc-card)}
.hc-table{width:100%;min-width:520px;border-collapse:collapse;font-variant-numeric:tabular-nums}
.hc-table th,.hc-table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--hc-line)}
.hc-table th{font-size:12px;font-weight:600;color:var(--hc-mut);background:var(--hc-soft)}
.hc-table tbody tr:last-child td{border-bottom:0}
.hc-table .r{text-align:right}
.hc-rk{display:inline-grid;place-items:center;min-width:24px;height:24px;border-radius:7px;background:var(--hc-soft);font-weight:700;font-size:12px}
.hc-rk1{background:#fde68a;color:#78350f}.hc-rk2{background:#e5e7eb;color:#374151}.hc-rk3{background:#fed7aa;color:#7c2d12}
.hc-share{display:flex;align-items:center;gap:8px;min-width:140px}
.hc-share i{flex:1;height:6px;border-radius:3px;background:var(--hc-soft);overflow:hidden}
.hc-share i b{display:block;height:100%;background:var(--hc-acc)}
.hc-share span{min-width:46px;text-align:right;font-size:12px;color:var(--hc-mut)}
/* status page inside the shell: its own main keeps its look */
.hc-status .hc-main main{max-width:1200px}
@media(max-width:1100px){.hc-base{display:none}}
@media(max-width:900px){
  .hc-top{height:auto;min-height:56px;flex-wrap:wrap;gap:8px 12px;padding:8px 12px}
  .hc-tabs{order:3;width:100%}
  .hc-body{grid-template-columns:minmax(0,1fr)}
  .hc-nav{position:static;max-height:none;display:flex;gap:6px;overflow-x:auto;padding:8px 12px;border-right:0;border-bottom:1px solid var(--hc-line)}
  .hc-nav h4{display:none}
  .hc-nav a{flex:none;max-width:220px;border:1px solid var(--hc-line)}
  .hc-content{padding:20px 16px 40px}
  .hc-hero h1{font-size:24px}
}
.hc-content.hc-wide{max-width:none}
.hc-wide #shp-root{margin-top:16px}
/* Veo overview (11-05) */
.hc-grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.hc-grid-2 .hc-code{margin:4px 0 0}
.hc-vgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.hc-vcard{margin:0;border:1px solid var(--hc-line);border-radius:12px;background:var(--hc-card);overflow:hidden;display:flex;flex-direction:column}
.hc-vcard video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#000}
.hc-vcard figcaption{display:flex;flex-direction:column;gap:6px;padding:10px 12px 12px;font-size:13px;line-height:1.5}
.hc-vcard figcaption b{font-size:14px}
.hc-vin{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.hc-vin img{width:auto;height:44px;border-radius:6px;border:1px solid var(--hc-line)}
.hc-table a{color:var(--hc-acc);text-decoration:none}.hc-table a:hover{text-decoration:underline}
/* 11-05 two-level video nav: one collapsible family per model series */
.hc-fam{margin:1px 0}
.hc-fam-h{display:flex;align-items:center;gap:6px;width:100%;box-sizing:border-box;padding:6px 10px;border:0;border-radius:8px;background:none;color:var(--hc-ink);font:inherit;font-weight:600;text-align:left;cursor:pointer}
.hc-fam-h:hover{background:var(--hc-soft)}
.hc-fam-h:focus-visible{outline:2px solid var(--hc-acc);outline-offset:2px}
.hc-fam-h::before{content:"";flex:none;width:5px;height:5px;border-right:1.5px solid var(--hc-mut);border-bottom:1.5px solid var(--hc-mut);transform:rotate(-45deg);transition:transform .15s}
.hc-fam.is-open>.hc-fam-h::before{transform:rotate(45deg)}
.hc-fam-h span{margin-left:auto;padding:0 6px;border-radius:999px;background:var(--hc-soft);color:var(--hc-mut);font-size:11px;font-weight:500;line-height:18px}
.hc-fam-items{margin:2px 0 6px 15px;padding-left:6px;border-left:1px solid var(--hc-line)}
.hc-fam:not(.is-open)>.hc-fam-items{display:none}
@media(max-width:900px){.hc-fam,.hc-fam-items{display:contents!important}.hc-fam-h{display:none}}
/* tables: bold emphasis + Veo comparison */
.hc-table strong,.hc-cmp-blk strong{font-weight:700;color:var(--hc-ink)}
.hc-yes,.hc-yes strong{color:#047857}
.hc-no{color:#b91c1c}
.hc-maybe{color:var(--hc-mut)}
:root[data-theme=dark] .hc-yes,:root[data-theme=dark] .hc-yes strong,html.dark .hc-yes,html.dark .hc-yes strong{color:#6ee7b7}
:root[data-theme=dark] .hc-no,html.dark .hc-no{color:#fca5a5}
.hc-cmp{min-width:860px}
.hc-cmp th[scope=row]{white-space:nowrap;font-size:13px;font-weight:600;color:var(--hc-ink);background:var(--hc-soft)}
.hc-cmp td{font-size:13px}
.hc-cmp thead th{white-space:nowrap}
.hc-cmp thead th i{display:inline-block;margin-left:6px;padding:0 6px;border-radius:999px;background:var(--hc-acc);color:#fff;font-size:11px;font-style:normal;line-height:18px}
:root[data-theme=dark] .hc-cmp thead th i,html.dark .hc-cmp thead th i{color:#06211d}
.hc-cmp .hc-cur{background:var(--hc-accbg)}
.hc-legend{display:flex;flex-wrap:wrap;gap:4px 16px;margin-top:8px}
.hc-cmp-blk .hc-table-wrap{margin-top:8px}
/* 11-05 (user: 这列对齐 + 字体大一点) */
/* docs.css makes .blk tables display:block with a separate display:table tbody (for scrolling), which splits thead and
   tbody into two layouts; the comparison table scrolls in .hc-table-wrap instead, so give it a normal table layout. */
.blk table.hc-cmp{display:table;overflow:visible}
.blk table.hc-cmp tbody{display:table-row-group;width:auto}
.hc-cmp-blk .hc-cmp th,.hc-cmp-blk .hc-cmp td{padding:10px 14px;border-bottom:1px solid var(--hc-line);vertical-align:middle}
.hc-cmp-blk .hc-cmp thead th{color:var(--hc-mut);background:var(--hc-soft)}
.hc-cmp-blk .hc-cmp tbody tr:last-child>*{border-bottom:0}
/* larger type: help pages 14 → 16 px, doc pages 15 → 16 px, tables / code / nav one step up */
.hc-page{font-size:16px}
.hc-nav{font-size:14.5px}
.hc-nav h4{font-size:13px}
.hc-small{font-size:13.5px}
.hc-sec h2{font-size:20px}
.hc-table td{font-size:15px}
.hc-table th,.hc-cmp-blk .hc-cmp thead th{font-size:13.5px}
.hc-cmp td,.hc-cmp th[scope=row]{font-size:14.5px}
.hc-steps code,.hc-content p code{font-size:14px}
.hc-code{font-size:13.5px}
.hc-main .doc{font-size:16px}
.hc-main .blk h2{font-size:18px}
.hc-main .blk table{font-size:15px}
.hc-main .blk th{font-size:13.5px}
.hc-main .blk td code{font-size:14px}
.hc-main .crumb,.hc-main .gline{font-size:14px}
.hc-main .caps .cap{font-size:12.5px}
.hc-main .caps.big .cap{font-size:13.5px}
.hc-main .kv span{font-size:13px}
.hc-main .kv b{font-size:19px}
.hc-main .panel pre{font-size:13.5px}
.hc-main .ptabs button{font-size:13.5px}
.hc-cmp-blk .hc-cmp{min-width:1040px}
/* 11-05 (user: 示例视频放大、放最上面) — 2 per row on desktop, 1 on narrow screens, larger captions */
.hc-vgrid-big{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.hc-vgrid-big .hc-vcard figcaption{padding:14px 16px 16px;font-size:15px;gap:8px}
.hc-vgrid-big .hc-vcard figcaption b{font-size:16px}
.hc-vgrid-big .hc-vin img{height:56px}
@media(max-width:900px){.hc-vgrid-big{grid-template-columns:minmax(0,1fr)}}
.hc-fam-items a{white-space:normal;overflow:visible;text-overflow:clip;line-height:1.4;padding-top:5px;padding-bottom:5px}
/* 11-05 分辨率实测 pages */
.hc-size-cards{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.hc-size-card{display:flex;flex-direction:column;gap:2px;min-width:0;padding:14px;border:1px solid var(--hc-line);border-radius:12px;background:var(--hc-card)}
.hc-size-card strong{font-size:18px;line-height:1.3;font-variant-numeric:tabular-nums;color:var(--hc-ink)}
.hc-size-r{font-size:12px;font-weight:600;color:var(--hc-acc)}
.hc-size-card i{display:block;align-self:flex-start;height:56px;width:auto;max-width:100%;margin-top:10px;border:1px dashed var(--hc-line);border-radius:6px;background:var(--hc-soft)}
@media (max-width:900px){.hc-size-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
.hc-sizes-note p{margin:0;padding:12px 14px;border:1px solid var(--hc-line);border-left:3px solid var(--hc-acc);border-radius:10px;background:var(--hc-soft)}
.hc-sizes-note a{color:var(--hc-acc);font-weight:600;white-space:nowrap}