/* Catnip Week 10 KV Cache Attention —— 样式表
 * 配色与圆角等统一在 :root 的自定义属性里，改主题优先改那里。
 */

:root {
  --bg:#07111f; --panel:#0d1b2e; --panel2:#10233a; --ink:#eaf2fb;
  --muted:#9fb4ca; --line:#29435e; --teal:#2dd4bf; --blue:#7dd3fc;
  --purple:#a78bfa; --orange:#fb923c; --red:#fb7185; --green:#86efac;
  --shadow:0 20px 70px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
 radial-gradient(circle at 10% 0%,rgba(45,212,191,.10),transparent 26rem),
 radial-gradient(circle at 90% 8%,rgba(167,139,250,.10),transparent 30rem),
 var(--bg);color:var(--ink);font:16px/1.72 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--blue);text-decoration:none}
code{font-family:"SFMono-Regular",Consolas,monospace;font-size:.88em}
.shell{width:min(1360px,calc(100% - 34px));margin:0 auto}
header{padding:68px 0 42px;border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;gap:10px;align-items:center;color:var(--teal);
 text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;font-weight:800}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 16px var(--green)}
h1{font-size:clamp(2.2rem,6vw,5.2rem);line-height:1.03;letter-spacing:-.045em;
 margin:18px 0 22px;max-width:1100px}
.lede{max-width:980px;color:#c7d7e7;font-size:clamp(1.05rem,2vw,1.32rem)}
.meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{border:1px solid var(--line);background:rgba(16,35,58,.72);padding:7px 12px;
 border-radius:999px;color:var(--muted);font-size:.84rem}
.pill.pass{color:var(--green);border-color:rgba(134,239,172,.35)}
nav{position:sticky;top:0;z-index:20;background:rgba(7,17,31,.91);
 backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
nav .shell{display:flex;gap:22px;overflow:auto;padding:11px 0;white-space:nowrap}
nav a{font-size:.86rem;color:var(--muted)} nav a:hover{color:var(--ink)}
main{padding:36px 0 90px}
section{scroll-margin-top:64px;margin:0 0 58px}
h2{font-size:clamp(1.65rem,3vw,2.55rem);line-height:1.16;letter-spacing:-.025em;margin:0 0 12px}
h3{font-size:1.16rem;margin:0 0 9px}
.section-intro{color:var(--muted);max-width:950px;margin:0 0 22px}
.grid{display:grid;gap:16px} .grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:linear-gradient(145deg,rgba(16,35,58,.96),rgba(10,26,45,.96));
 border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.metric .value{font-size:clamp(1.9rem,4vw,3.3rem);line-height:1;font-weight:850;letter-spacing:-.04em}
.metric .label{color:var(--muted);font-size:.86rem;margin-top:10px}
.metric.teal .value{color:var(--teal)} .metric.orange .value{color:var(--orange)}
.metric.purple .value{color:var(--purple)} .metric.blue .value{color:var(--blue)}
.verdict{border-left:4px solid var(--teal);padding:20px 24px;background:rgba(45,212,191,.08);
 border-radius:0 14px 14px 0;margin:20px 0;font-size:1.07rem}
.callout{border:1px solid var(--line);border-radius:13px;padding:15px 17px;background:rgba(13,27,46,.8);margin:12px 0}
.callout.warn{border-color:rgba(251,146,60,.42);background:rgba(251,146,60,.075)}
.callout.danger{border-color:rgba(251,113,133,.42);background:rgba(251,113,133,.07)}
.callout.good{border-color:rgba(45,212,191,.42);background:rgba(45,212,191,.07)}
figure{margin:22px 0;background:#091426;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
figure img{display:block;width:100%;height:auto}
figcaption{padding:13px 18px;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem}
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;align-items:stretch}
.step{position:relative;border:1px solid var(--line);border-radius:13px;padding:14px;background:var(--panel2);min-height:112px}
.step b{display:block;color:var(--blue);margin-bottom:5px} .step small{color:var(--muted)}
.step:not(:last-child):after{content:"→";position:absolute;right:-15px;top:42%;z-index:2;color:var(--teal);font-weight:900}
.kv-layout{display:grid;grid-template-columns:4fr 6fr 6fr;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:18px 0}
.kv-layout div{padding:18px;text-align:center;font-weight:750}
.kv-layout small{display:block;font-weight:500;margin-top:4px;color:#0a1625}
.sink{background:var(--blue);color:#07111f} .recent{background:var(--purple);color:#07111f} .current{background:var(--orange);color:#07111f}
table{width:100%;border-collapse:collapse;font-size:.88rem}
th,td{padding:10px 11px;border-bottom:1px solid var(--line);text-align:right;vertical-align:top}
th{position:sticky;top:42px;background:#10233a;color:#cfe0f1;z-index:2}
th:first-child,td:first-child{text-align:left}
.table-wrap{overflow:auto;max-height:620px;border:1px solid var(--line);border-radius:13px}
details{border:1px solid var(--line);border-radius:13px;background:rgba(13,27,46,.72);margin:12px 0}
summary{cursor:pointer;padding:14px 17px;font-weight:750} details>div{padding:0 17px 17px}
ol,ul{padding-left:1.25rem} li+li{margin-top:6px}
.status-list{list-style:none;padding:0;margin:0} .status-list li{padding:10px 0;border-bottom:1px solid var(--line)}
.status-list b{color:var(--green)} .reject b{color:var(--red)}
.mono{font-family:"SFMono-Regular",Consolas,monospace;color:#bdd0e3;overflow-wrap:anywhere}
.footer{border-top:1px solid var(--line);padding:32px 0 55px;color:var(--muted);font-size:.86rem}
@media(max-width:900px){
 .grid.two,.grid.three,.grid.four{grid-template-columns:1fr}
 .flow{grid-template-columns:1fr} .step:not(:last-child):after{content:"↓";right:50%;top:auto;bottom:-19px}
 .kv-layout{grid-template-columns:1fr} h1{font-size:2.55rem} th{top:41px}
}
@media print{nav{display:none}body{background:#fff;color:#111}.card,figure,details{break-inside:avoid}}


/* ---- 返回主报告 ---- */
nav a.nav-home {
  font-weight: 700;
  color: var(--teal);
  border-right: 1px solid var(--line);
  padding-right: 22px;
}
nav a.nav-home span { padding-right: 2px; }