/* 模型广场 /models（docs/ai-saas-style.md 的 D 类）。只在这页加载，类名都带 pz- 前缀。 */
.pz{--pg:#F6F7F9;--ln:#E8EBF0;--sub:#475569;--mut:#64748B;--ph:#94A3B8;--blue:#2563EB;--blue-s:#EEF3FF;--blue-l:#C7D7FE;
  --sh:0 1px 2px rgba(15,23,42,.04),0 6px 20px rgba(15,23,42,.04);--pop:0 16px 48px rgba(15,23,42,.14);
  --k-chat:#2563EB;--k-image:#DB2777;--k-video:#7C3AED;--k-audio:#0891B2;background:var(--pg);padding-bottom:56px}
.pz button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
.pz :focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.pz .ici{width:18px;height:18px;color:var(--blue);flex:none}
.pz code{font-family:var(--code);font-size:12px}

/* 头部 */
.pz-hero{background:linear-gradient(180deg,#F3F7FF,#FFFFFF);border-bottom:1px solid var(--ln);padding:48px 0 40px;text-align:center}
.pz-count{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--ln);font-size:13px;font-weight:600;color:var(--sub)}
.pz-count i{width:7px;height:7px;border-radius:50%;background:#059669}
.pz-hero h1{max-width:none;font-size:44px;line-height:1.15;font-weight:800;letter-spacing:-.025em;margin-top:16px}
.pz-hero p{color:var(--sub);font-size:16px;margin:10px auto 0;max-width:620px;text-wrap:pretty}
.pz-search{display:flex;align-items:center;gap:12px;max-width:680px;margin:28px auto 0;height:56px;padding:0 10px 0 20px;background:#fff;border:1px solid var(--ln);border-radius:16px;box-shadow:var(--sh);cursor:text;transition:border-color .15s,box-shadow .15s}
.pz-search:focus-within{border-color:var(--blue-l);box-shadow:0 0 0 4px var(--blue-s)}
.pz-search input{flex:1;min-width:0;border:0;outline:0;background:none;font:500 16px var(--sans);color:var(--ink);height:100%}
.pz-search input::placeholder{color:var(--ph)}
.pz-search input::-webkit-search-cancel-button{display:none}
.pz-search kbd{font:600 12px var(--code);color:var(--mut);border:1px solid var(--ln);border-radius:6px;padding:3px 8px;background:var(--pg)}

/* 主体 */
.pz-body{display:grid;grid-template-columns:260px minmax(0,1fr);gap:24px;align-items:start;margin-top:28px}
.pz-side{position:sticky;top:16px;background:#fff;border:1px solid var(--ln);border-radius:16px;box-shadow:var(--sh);padding:18px 18px 8px;max-height:calc(100vh - 32px);overflow:auto;scrollbar-width:thin}
.pz-side-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.pz-side-h b{display:flex;align-items:center;gap:8px;font-size:15px}
.pz-reset{font-size:13px;font-weight:600;color:var(--blue)!important}
.pz-reset:hover{text-decoration:underline}
.pz-g{padding:14px 0;border-top:1px solid var(--ln)}
.pz-g:first-of-type{border-top:0}
.pz-g h3{font-size:13px;font-weight:700;color:var(--mut);margin-bottom:10px}
.pz-chips{display:flex;flex-wrap:wrap;gap:6px}
.pz-chips button{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:0 12px;border:1px solid var(--ln)!important;border-radius:999px;background:#fff!important;font-size:13px;font-weight:600;color:var(--sub)!important;transition:background .12s,border-color .12s}
.pz-chips button:hover{border-color:#CBD5E1!important}
.pz-chips button span{font-size:12px;font-weight:500;color:var(--ph)}
.pz-chips button[aria-pressed=true]{background:var(--blue-s)!important;border-color:var(--blue-l)!important;color:var(--blue)!important}
.pz-chips button[aria-pressed=true] span{color:var(--blue);opacity:.7}

.pz-bar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.pz-n{font-size:14px;font-weight:600;color:var(--sub)}
.pz-ftog{display:none!important}
.pz-sort{margin-left:auto;display:inline-flex;padding:3px;border:1px solid var(--ln);border-radius:12px;background:#fff}
.pz-sort button{min-height:34px;padding:0 12px;border-radius:9px;font-size:13px;font-weight:600;color:var(--mut)!important}
.pz-sort button[aria-pressed=true]{background:var(--ink)!important;color:#fff!important}

/* 卡片 */
.pz-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.pz-card{position:relative;display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--ln);border-radius:16px;box-shadow:var(--sh);padding:18px;transition:border-color .15s,box-shadow .15s,transform .15s}
.pz-card:hover{border-color:var(--blue-l);box-shadow:0 1px 2px rgba(15,23,42,.04),0 12px 28px rgba(37,99,235,.08);transform:translateY(-1px)}
.pz-card[hidden]{display:none}
.pz-open{position:absolute;inset:0;border-radius:16px;z-index:1}
.pz-ch{display:flex;align-items:flex-start;gap:12px}
.pz-lg{flex:none;width:40px;height:40px;border-radius:12px;background:var(--pg);border:1px solid var(--ln);display:grid;place-items:center;font-weight:800;font-size:16px;color:var(--sub)}
.pz-lg img{width:24px;height:24px}
.pz-tt{min-width:0;flex:1}
.pz-tt h2{font-size:16px;font-weight:700;line-height:1.3;letter-spacing:-.01em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow-wrap:anywhere}
.pz-tt small{display:block;margin-top:3px;font-size:12px;color:var(--mut);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pz-kind{flex:none;display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:700;--k:var(--k-chat);color:var(--k);background:color-mix(in srgb,var(--k) 9%,#fff)}
.pz-kind i{width:6px;height:6px;border-radius:50%;background:var(--k)}
.k-image{--k:var(--k-image)}.k-video{--k:var(--k-video)}.k-audio{--k:var(--k-audio)}
.pz-price{background:var(--pg);border-radius:12px;padding:12px 14px}
.pz-pt{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--mut);font-weight:600}
.pz-ok{display:inline-flex;align-items:center;gap:5px;color:var(--mut)}
.pz-ok i{width:6px;height:6px;border-radius:50%;background:var(--ph)}
.pz-ok.good{color:#059669}.pz-ok.good i{background:#059669}
.pz-ok.warn{color:#D97706}.pz-ok.warn i{background:#D97706}
.pz-ok.bad{color:#DC2626}.pz-ok.bad i{background:#DC2626}
.pz-pv{display:flex;align-items:baseline;flex-wrap:wrap;gap:2px 6px;margin-top:6px}
.pz-pv b{font:700 17px var(--sans);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.pz-pv small{font-size:12px;color:var(--mut)}
.pz-pv small+b{margin-left:0}
.pz-pv b+small{margin-right:6px}
.pz-intro{font-size:13px;line-height:1.55;color:var(--sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:40px}
.pz-cf{display:flex;align-items:center;gap:6px;margin-top:auto;min-width:0}
.pz-tl{flex:1;min-width:0;display:flex;flex-wrap:wrap;gap:6px;height:24px;overflow:hidden}
.pz-tag,.pz-soon{flex:none;display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:999px;font-size:12px;font-weight:600;color:var(--sub);background:var(--pg);white-space:nowrap;max-width:140px;overflow:hidden;text-overflow:ellipsis}
.pz-soon{color:#D97706;background:#FFFBEB}
.pz-cp{position:relative;z-index:2;margin-left:auto;flex:none;width:32px;height:32px;border-radius:9px;display:grid;place-items:center;color:var(--mut)!important;border:1px solid transparent!important}
.pz-cp:hover{background:var(--pg)!important;border-color:var(--ln)!important;color:var(--blue)!important}
.pz-cp .ic{width:17px;height:17px}
.pz-cp.ok{color:#059669!important}
.pz-none{background:#fff;border:1px dashed var(--ln);border-radius:16px;padding:40px;text-align:center;color:var(--sub)}
.pz-none .lnk{color:var(--blue)!important;font-weight:600;text-decoration:underline}
.pz-note{margin-top:20px;font-size:13px;color:var(--mut)}

/* 详情抽屉 */
.pz-scrim{position:fixed;inset:0;background:rgba(15,23,42,.28);z-index:80;opacity:0;transition:opacity .2s}
.pz-scrim.on{opacity:1}
.pz-dr{position:fixed;top:0;right:0;bottom:0;width:min(520px,100vw);background:#fff;z-index:81;box-shadow:var(--pop);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .25s cubic-bezier(.2,.8,.2,1)}
.pz-dr.on{transform:none}
.pz-dr-h{display:flex;align-items:center;gap:14px;padding:22px 24px;border-bottom:1px solid var(--ln)}
.pz-dr-h>div{min-width:0;flex:1}
.pz-dr-h h2{font-size:20px;font-weight:800;letter-spacing:-.015em;line-height:1.25}
.pz-dr-h small{display:block;font-size:13px;color:var(--mut);margin-top:2px}
.pz-x{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:var(--mut)!important;flex:none}
.pz-x:hover{background:var(--pg)!important;color:var(--ink)!important}
.pz-x .ic{width:20px;height:20px}
.pz-dr-b{flex:1;overflow:auto;padding:20px 24px 32px}
.pz-dr-b h3{font-size:14px;font-weight:700;margin:24px 0 10px}
.pz-idrow{display:flex;align-items:center;gap:6px;background:var(--pg);border-radius:12px;padding:6px 6px 6px 14px}
.pz-idrow code{flex:1;min-width:0;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pz-idrow .pz-cp{margin:0}
.pz-acts{display:flex;gap:10px;margin-top:14px}
.pz-acts .btn{flex:1;height:44px}
.pz-acts .btn .ic{width:18px;height:18px}
.pz-acts .btn-p .ic{color:#fff}
.pz-soonbox{display:flex;gap:10px;align-items:flex-start;margin-top:14px;padding:12px 14px;border-radius:12px;background:#FFFBEB;color:#92400E;font-size:13px;line-height:1.5}
.pz-soonbox .ici{color:#D97706;margin-top:1px}
.pz-soonbox[hidden]{display:none}
.pz-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
.pz-tags:empty{display:none}
.pz-tags span{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;color:var(--blue);background:var(--blue-s)}
.pz-dr-intro{margin-top:14px;font-size:14px;line-height:1.65;color:var(--sub);white-space:pre-line}
.pz-ptab{border:1px solid var(--ln);border-radius:12px;overflow:hidden}
.pz-ptab div{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:12px 14px;border-top:1px solid var(--ln);font-size:13px;color:var(--mut)}
.pz-ptab div:first-child{border-top:0}
.pz-ptab b{font-size:16px;color:var(--ink);font-variant-numeric:tabular-nums}
.pz-ptab b small{font-size:12px;color:var(--mut);font-weight:500;margin-left:4px}
.pz-ends{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.pz-ends li{display:flex;align-items:center;gap:8px;border:1px solid var(--ln);border-radius:12px;padding:6px 6px 6px 10px;min-width:0}
.pz-ends em{flex:none;font:700 11px var(--code);font-style:normal;color:#fff;background:var(--blue);border-radius:6px;padding:3px 6px}
.pz-ends code{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pz-ends .pz-cp{margin:0}
.pz-dr-page{display:inline-block;margin-top:18px;font-size:14px;font-weight:600;color:var(--blue)}
body.pz-lock{overflow:hidden}

@media (max-width:1100px){
  .pz-body{grid-template-columns:220px minmax(0,1fr)}
}
@media (max-width:860px){
  .pz-hero{padding:32px 0 28px}
  .pz-hero h1{font-size:32px}
  .pz-hero p{font-size:15px}
  .pz-search{height:52px;margin-top:22px}
  .pz-search kbd{display:none}
  .pz-body{grid-template-columns:minmax(0,1fr);margin-top:18px}
  .pz-side{display:none;position:static;max-height:none}
  .pz-side.on{display:block}
  .pz-ftog{display:inline-flex!important;align-items:center;gap:6px;min-height:36px;padding:0 12px;border:1px solid var(--ln)!important;border-radius:10px;background:#fff!important;font-size:13px;font-weight:600}
  .pz-ftog[aria-expanded=true]{border-color:var(--blue-l)!important;background:var(--blue-s)!important;color:var(--blue)!important}
  .pz-ftog .ici{width:16px;height:16px}
  .pz-sort{margin-left:0;order:3;width:100%;display:flex}
  .pz-sort button{flex:1}
  .pz-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .pz .wrap{padding:0 16px}
  .pz-dr-h{padding:16px}
  .pz-dr-b{padding:16px 16px 28px}
}