*{box-sizing:border-box} :root{font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#202b36;background:#fafcfb;font-synthesis:none}body{margin:0;min-height:100vh;min-height:100svh;background:radial-gradient(ellipse at 12% 12%,#e8f8ee 0,transparent 43%),radial-gradient(ellipse at 90% 85%,#f0edff 0,transparent 43%),#fdfefe}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}.shell{width:min(100%,480px);margin:auto;padding:34px 18px 24px}.card{background:#ffffffed;border:1px solid #e8eeea;border-radius:26px;padding:28px 20px 22px;box-shadow:0 18px 48px #263b3820}header{text-align:center}.logo{display:block;margin:0 auto 14px;border:5px solid white;box-shadow:0 5px 20px #36bc8229;border-radius:26px}.eyebrow{font-size:12px;letter-spacing:3px;color:#82928b;margin:0 0 8px}h1{font-size:22px;line-height:1.45;margin:0;overflow-wrap:anywhere}h1 a:hover{color:#159664}.save-tip{color:#7e858d;font-size:12px;line-height:1.8;margin:12px 0 20px}.notice{text-align:center;background:#fff4f4;color:#cf6061;border:1px solid #f6e4e4;border-radius:14px;padding:13px 8px;font-size:12px;font-weight:600}.backup{background:#f2faf5;border:1px solid #e3f1e8;border-radius:14px;text-align:center;padding:13px;margin-top:12px;font-size:13px;overflow-wrap:anywhere}.backup>a{color:#239a64;font-weight:750;margin-left:8px}.backup small{display:block;color:#85918b;font-size:11px;margin-top:5px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:24px 0 12px}h2{margin:0;font-size:13px;color:#707e77;font-weight:500}#retest{border:0;background:transparent;color:#239a64;font-size:12px;padding:8px 0 8px 8px;min-height:36px}#retest:disabled{opacity:.6;cursor:wait}.routes{display:grid;gap:12px}.route{display:grid;grid-template-columns:32px minmax(0,1fr) auto;gap:10px;align-items:center;border:1px solid #e7ede9;border-radius:16px;padding:14px 12px;box-shadow:0 5px 12px #233a3510}.route-icon{display:grid;place-items:center;border-radius:50%;width:32px;height:32px;color:white;background:linear-gradient(135deg,#54c991,#45b8cd);font-size:18px}.route-name{font-size:14px;font-weight:650;overflow-wrap:anywhere}.metric{font-size:11px;display:flex;gap:5px;align-items:center;margin-top:6px;flex-wrap:wrap;color:#7d8790}.dot{height:6px;width:6px;background:currentColor;border-radius:50%;flex-shrink:0}.route[data-state="good"] .metric{color:#209461}.route[data-state="slow"] .metric{color:#a77712}.route[data-state="error"] .metric{color:#cd5252}.route[data-state="pending"] .dot{animation:pulse 1s infinite}.enter{background:#42c687;border-radius:24px;padding:10px 13px;font-size:12px;font-weight:650;color:#123d2c;box-shadow:0 4px 10px #42c68725;white-space:nowrap;min-height:38px}.enter:hover{background:#31b977}.summary{text-align:center;font-size:11px;color:#7b8c82;margin:17px 0 0;min-height:18px}.footnote{text-align:center;color:#9ba59f;font-size:10px;margin:7px 0 0;line-height:1.6}footer{text-align:center;color:#8a949b;font-size:11px;margin:22px 0 0;line-height:1.6}a:focus-visible,button:focus-visible{outline:3px solid #46bda4;outline-offset:4px}@keyframes pulse{50%{opacity:.3}}@media(min-width:640px){.shell{padding-top:65px}.card{padding:32px 24px 25px}}@media(max-width:350px){.shell{padding:20px 12px}.card{padding:24px 14px}h1{font-size:19px}.route{gap:8px;padding:12px 9px}.enter{padding:10px}.route-name{font-size:12px}}@media(prefers-reduced-motion:reduce){*{animation:none!important}}

/* 首页顶部大图：约占可视屏幕三分之一；后台布局不受影响。 */
.shell { padding-top: 0; }
.shell > .card { --hero-inset: 20px; padding-top: 0; overflow: hidden; }
.shell header > .logo {
  display: block;
  width: calc(100% + var(--hero-inset) * 2);
  height: 33vh;
  height: 33svh;
  margin: 0 calc(-1 * var(--hero-inset)) 22px;
  padding: 12px;
  object-fit: contain;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
@media (min-width: 640px) {
  .shell { padding-top: 0; }
  .shell > .card { --hero-inset: 24px; }
}
@media (max-width: 350px) {
  .shell { padding-top: 0; }
  .shell > .card { --hero-inset: 14px; }
}