:root{--bg:#f8fafc;--fg:#0f172a;--mut:#475569;--card:#fff;--line:#e2e8f0;--acc:#1e40af;--acc2:#1e3a8a;--pass:#15803d;--warn:#b45309;--fail:#b91c1c;--info:#1d4ed8}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg)}
a{color:var(--acc2)}code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em}
code{background:#f1f5f9;padding:.1em .3em;border-radius:4px;overflow-wrap:anywhere}
pre{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:8px;overflow:auto;margin:6px 0}pre code{background:none;color:inherit;padding:0}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
.top{background:#fff;border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;height:56px}
.brand{display:flex;gap:8px;align-items:center;font-weight:700;color:var(--fg);text-decoration:none}
nav a{margin-left:16px;color:var(--mut);text-decoration:none;font-size:.95em;white-space:nowrap}nav a:hover{color:var(--fg)}
.hero{padding:44px 0 26px;background:linear-gradient(180deg,#eef2ff,var(--bg))}
h1{font-size:clamp(1.7rem,4vw,2.4rem);line-height:1.2;margin:0 0 10px}h2{margin:42px 0 12px;font-size:1.45rem}h3{margin:18px 0 6px;font-size:1.05rem}
.lead{color:var(--mut);font-size:1.1rem;margin:0 0 20px;max-width:680px}
.check{display:flex;flex-wrap:wrap;gap:10px;max-width:700px}
.check>input{flex:1 1 280px;font-size:1.05rem;padding:12px 14px;border:1px solid #cbd5e1;border-radius:8px;background:#fff}
button{font-size:1rem;padding:12px 18px;border:0;border-radius:8px;background:var(--acc);color:#fff;font-weight:600;cursor:pointer}
button:hover{background:var(--acc2)}button:disabled{opacity:.6;cursor:wait}
button.sm{font-size:.82rem;padding:5px 10px;border-radius:6px;background:#334155}button.sm:hover{background:#0f172a}
input:focus,select:focus,button:focus{outline:3px solid #c7d2fe;outline-offset:1px}
select{padding:7px 10px;border:1px solid #cbd5e1;border-radius:8px;font-size:.95rem;background:#fff}
.hint{color:var(--mut);font-size:.92em}.small{font-size:.88em;color:var(--mut)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}.card h3{margin-top:0}.card p{margin:0;color:#334155}
.results{margin-top:10px}
.summary{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;flex-wrap:wrap}
.gradebox{width:88px;height:88px;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;font-weight:800;flex:none}
.gradebox .g{font-size:2.1rem;line-height:1}.gradebox .s{font-size:.85rem;font-weight:600;opacity:.95}
.g-Ap,.g-A{background:var(--pass)}.g-NA{background:#64748b}.gradebox .g.na{font-size:.95rem;line-height:1.15;text-align:center}
.note.warnnote{background:#fffbeb;border-color:#fcd34d;color:#78350f;font-weight:500}.g-B{background:#4d7c0f}.g-C{background:#a16207}.g-D{background:#c2410c}.g-F{background:var(--fail)}
.summary h2{margin:0;font-size:1.25rem;overflow-wrap:anywhere}.summary .meta{color:var(--mut);font-size:.88em;overflow-wrap:anywhere}.summary>div:not(.gradebox){min-width:0;flex:1}
.note{background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;padding:10px 12px;margin:12px 0;font-size:.95em}
.chain{margin:6px 0 0;padding-left:18px;font-size:.88em;color:#334155}.chain li{overflow-wrap:anywhere}
.item{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;overflow:hidden}
.item>summary{display:flex;align-items:center;gap:10px;padding:12px 16px;cursor:pointer;list-style:none;flex-wrap:wrap}
.item>summary::-webkit-details-marker{display:none}
.item .name{font-weight:700}.item .sum{color:var(--mut);font-size:.92em}.item .pts{margin-left:auto;color:var(--mut);font-size:.92em;white-space:nowrap}
.badge{font-size:.72rem;font-weight:700;text-transform:uppercase;padding:2px 8px;border-radius:999px;color:#fff}
.b-pass{background:var(--pass)}.b-warn{background:var(--warn)}.b-fail{background:var(--fail)}.b-info{background:var(--info)}
.body{padding:0 16px 14px;border-top:1px solid var(--line)}
.body ul{padding-left:0;list-style:none;margin:10px 0}.body li{padding:3px 0 3px 24px;position:relative}
.body li::before{position:absolute;left:0;top:3px;font-weight:700}
.l-pass::before{content:"✓";color:var(--pass)}.l-warn::before{content:"!";color:var(--warn)}.l-fail::before{content:"✗";color:var(--fail)}.l-info::before{content:"i";color:var(--info)}
.rec{background:#f8fafc;border:1px solid var(--line);border-radius:6px;padding:8px 10px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.84em;overflow-wrap:anywhere;white-space:pre-wrap;margin:6px 0}
.fix{background:#eef2ff;border-left:3px solid var(--acc);padding:10px 12px;margin:10px 0;border-radius:0 8px 8px 0}
.fix h4{margin:0 0 4px;font-size:1rem}.fix p{margin:4px 0}
.snip{position:relative}.snip button{position:absolute;top:6px;right:6px}
.snip pre{padding-right:72px;white-space:pre;font-size:.82em}
.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:18px 0 6px}
.err{background:#fef2f2;border:1px solid #fecaca;color:#7f1d1d;border-radius:10px;padding:14px 16px}
.tbl{border-collapse:collapse;width:100%;font-size:.9em;background:#fff}.tbl th,.tbl td{border:1px solid var(--line);padding:6px 9px;text-align:left;vertical-align:top}
.tbl td{overflow-wrap:anywhere}
.spinner{display:inline-block;width:16px;height:16px;border:2px solid #c7d2fe;border-top-color:var(--acc);border-radius:50%;animation:sp .8s linear infinite;vertical-align:-3px;margin-right:6px}
@keyframes sp{to{transform:rotate(360deg)}}
.foot{margin-top:56px;border-top:1px solid var(--line);background:#fff;padding:18px 0;color:var(--mut);font-size:.92em}
.doc main{padding-bottom:20px}.doc .tbl{margin:8px 0 16px}
@media (max-width:560px){nav a{margin-left:10px;font-size:.85em}nav a:first-child{display:none}.gradebox{width:80px;height:80px}.summary{flex-direction:column;align-items:flex-start}.summary>div:not(.gradebox){width:100%}.summary{gap:12px}.item .pts{margin-left:0}
#mcp-config{white-space:pre-wrap;word-break:break-all}#curl-example{white-space:pre-wrap;word-break:break-all}}

.embed{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:18px 0}
.embed h2{margin:0 0 6px;font-size:1.15rem}
.embed-preview{margin:10px 0 14px}.embed-preview img{vertical-align:middle}
.embed .snip{margin:8px 0}.embed .bar{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px}

.pro{background:#eef2ff;border:1px solid #c7d2fe;border-radius:12px;padding:16px 18px;margin:18px 0}
.pro h3{margin:0 0 8px}.pro .btn{display:inline-block;padding:10px 16px;border-radius:8px;background:var(--acc);color:#fff;font-weight:600;text-decoration:none}
.pro .btn:hover{background:var(--acc2)}