:root{--ink: #1b2340;--ink-soft: #5b6484;--line: #e6eaf6;--brand: #4f6ef7;--brand-2: #8a5cf6;--ok: #12a67a;--err: #d94b5b;--card: #ffffff;--radius: 18px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--ink);-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(1100px 520px at 8% -8%,#dfe7ff 0%,transparent 60%),radial-gradient(900px 460px at 100% 0%,#f0e4ff 0%,transparent 58%),#f6f8fd}.shell{max-width:1040px;margin:0 auto;padding:40px 22px 56px}.hero{position:relative;overflow:hidden;border-radius:26px;padding:38px 40px;color:#fff;background:linear-gradient(122deg,#4361ee,#5a63f0 46%,#8b5cf6);box-shadow:0 18px 42px #4f6ef73d}.hero:after{content:"";position:absolute;width:380px;height:380px;right:-110px;top:-190px;border-radius:50%;background:#ffffff1c}.hero:before{content:"";position:absolute;width:240px;height:240px;right:90px;bottom:-180px;border-radius:50%;background:#ffffff14}.hero>*{position:relative;z-index:1}.brand{display:flex;align-items:center;gap:11px;font-weight:650;letter-spacing:.3px}.brand svg{width:26px;height:26px}.brand small{opacity:.78;font-weight:400;margin-left:4px}.hero h1{margin:26px 0 10px;font-size:34px;line-height:1.25;letter-spacing:-.5px}.hero p{margin:0;opacity:.88;font-size:15px;line-height:1.7}.badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;background:#ffffff29;border:1px solid rgba(255,255,255,.24);font-size:12.5px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.dot{width:7px;height:7px;border-radius:50%;background:#7ff0c4;box-shadow:0 0 0 4px #7ff0c433}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 16px;box-shadow:0 6px 20px #1e2d5a0d}.stat .ico{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#eef2ff,#f3eaff);color:var(--brand);margin-bottom:14px}.stat .ico svg{width:18px;height:18px}.stat .k{color:var(--ink-soft);font-size:12px;margin-bottom:6px}.stat .v{font-size:14px;font-weight:650;line-height:1.45;word-break:break-all}.stat .v.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:0 6px 20px #1e2d5a0d;margin-bottom:18px}.card h2{margin:0 0 4px;font-size:17px;display:flex;align-items:center;gap:9px}.card h2 svg{width:19px;height:19px;color:var(--brand)}.card .sub{margin:0 0 20px;color:var(--ink-soft);font-size:13px}.checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}.check{display:flex;align-items:center;gap:13px;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:#fbfcff}.check .state{width:22px;height:22px;flex:0 0 22px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;background:#eef1f8;color:#8b95b2}.check.ok .state{background:#e2f7ef;color:var(--ok)}.check.fail .state{background:#fdeaed;color:var(--err)}.check .body{flex:1;min-width:0}.check .t{font-size:13.5px;font-weight:600}.check .d{font-size:11.5px;color:var(--ink-soft);margin-top:3px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all}.check .tag{font-size:11.5px;color:var(--ink-soft);white-space:nowrap}.check.ok .tag{color:var(--ok)}.check.fail .tag{color:var(--err)}.form-row{display:flex;gap:10px;margin-bottom:8px}input[type=text]{flex:1;min-width:0;padding:12px 14px;font-size:14px;border:1px solid var(--line);border-radius:11px;outline:none;background:#fbfcff;color:var(--ink);transition:border-color .15s,box-shadow .15s}input[type=text]:focus{border-color:var(--brand);box-shadow:0 0 0 3px #4f6ef71f}input[type=text]::placeholder{color:#a3abc4}input[type=text].short{flex:0 0 150px}button{padding:12px 20px;font-size:14px;font-weight:600;color:#fff;border:0;border-radius:11px;cursor:pointer;white-space:nowrap;background:linear-gradient(120deg,var(--brand),var(--brand-2));box-shadow:0 6px 16px #4f6ef742;transition:transform .12s,opacity .12s}button:hover:not(:disabled){transform:translateY(-1px)}button:disabled{opacity:.55;cursor:not-allowed}.hint{min-height:18px;font-size:12px;color:var(--ink-soft);margin:4px 0 14px}.hint.error{color:var(--err)}.messages{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.msg{display:flex;gap:12px;padding:14px 2px;border-bottom:1px solid var(--line)}.msg .avatar{width:32px;height:32px;flex:0 0 32px;border-radius:10px;display:grid;place-items:center;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(135deg,#6a8bff,#a06cf0)}.msg .content{flex:1;min-width:0}.msg .meta{display:flex;gap:9px;align-items:baseline;font-size:12px;color:var(--ink-soft)}.msg .meta b{color:var(--ink);font-size:13px}.msg .text{margin-top:5px;font-size:14px;line-height:1.6;word-break:break-word}.empty{padding:28px 0;text-align:center;color:var(--ink-soft);font-size:13px}.loading{padding:24px 0;text-align:center;color:var(--ink-soft);font-size:13px}footer{text-align:center;color:var(--ink-soft);font-size:12px;line-height:1.9;padding-top:10px}footer code{background:#eaeefb;padding:2px 6px;border-radius:5px;color:#4557a8}@media(max-width:760px){.shell{padding:22px 14px 40px}.hero{padding:28px 24px;border-radius:20px}.hero h1{font-size:26px}.grid{grid-template-columns:repeat(2,1fr)}.card{padding:20px 18px}.form-row{flex-direction:column}input[type=text].short{flex:1}}