:root { --ink: #232c41; --muted: #727d92; --orange: #e98c4d; --indigo: #5967ce; }
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 34px;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 12%, rgba(244, 173, 100, .26), transparent 28%),
    radial-gradient(circle at 91% 84%, rgba(91, 106, 207, .2), transparent 30%),
    linear-gradient(145deg, #f3e6d8 0%, #eceaf6 45%, #e1f0ef 100%);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}
.site-shell {
  position: relative;
  width: min(1040px, 100%);
  min-height: 610px;
  padding: 62px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .66);
  border-radius: 36px;
  background: linear-gradient(145deg, rgba(250, 241, 230, .88), rgba(235, 239, 251, .88), rgba(226, 243, 240, .88));
  box-shadow: 0 35px 100px rgba(44, 51, 79, .18);
}
.site-shell::before,
.site-shell::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; }
.site-shell::before { width: 440px; height: 440px; right: -210px; top: -230px; border: 1px solid rgba(233, 140, 77, .16); background: rgba(240, 169, 104, .08); }
.site-shell::after { width: 300px; height: 300px; left: -200px; bottom: -170px; border: 1px solid rgba(89, 103, 206, .13); }
.site-nav { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; }
.site-brand { display: flex; align-items: center; gap: 14px; }
.site-logo { display: flex; width: 54px; height: 54px; align-items: center; justify-content: center; border: 1px solid rgba(255, 225, 179, .52); border-radius: 18px; color: #263047; background: linear-gradient(145deg, #ffdda7, #e9a15b); box-shadow: 0 12px 26px rgba(115, 71, 31, .18); font-size: 25px; font-weight: 900; }
.site-brand-name { font-size: 20px; font-weight: 900; letter-spacing: 1px; }
.site-brand-sub { margin-top: 3px; color: #9299a7; font-size: 10px; font-weight: 800; letter-spacing: 2px; }
.status-badge { display: flex; align-items: center; gap: 9px; padding: 10px 14px; border: 1px solid rgba(37, 144, 105, .14); border-radius: 999px; color: #187c5e; background: rgba(224, 246, 237, .72); font-size: 12px; font-weight: 800; }
.status-badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #28ae7e; box-shadow: 0 0 0 6px rgba(40, 174, 126, .1); }
.site-content { position: relative; z-index: 1; max-width: 720px; margin-top: 104px; }
.site-kicker { color: #d7793d; font-size: 12px; font-weight: 900; letter-spacing: 4px; }
h1 { max-width: 680px; margin: 14px 0 0; color: #252e43; font-size: clamp(42px, 6vw, 70px); line-height: 1.13; letter-spacing: -2px; }
.site-desc { max-width: 610px; margin: 23px 0 0; color: var(--muted); font-size: 17px; line-height: 1.85; }
.site-actions { display: flex; gap: 13px; margin-top: 38px; flex-wrap: wrap; }
.site-button { display: inline-flex; min-height: 50px; padding: 0 22px; align-items: center; justify-content: center; border-radius: 15px; color: #fff; background: linear-gradient(135deg, #e99350, #d77750 45%, #5866ce); box-shadow: 0 14px 28px rgba(99, 82, 139, .22); font-size: 14px; font-weight: 900; text-decoration: none; transition: .2s ease; }
.site-button:hover { transform: translateY(-2px); box-shadow: 0 18px 34px rgba(99, 82, 139, .28); }
.site-note { display: inline-flex; min-height: 50px; padding: 0 18px; align-items: center; color: #778196; font-size: 13px; }
.feature-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; margin-top: 62px; }
.feature-card { padding: 17px 18px; border: 1px solid rgba(145, 157, 184, .22); border-radius: 17px; background: linear-gradient(145deg, rgba(247, 237, 225, .72), rgba(232, 237, 249, .76)); }
.feature-title { color: #414c63; font-size: 13px; font-weight: 900; }
.feature-desc { margin-top: 6px; color: #9199a9; font-size: 11px; line-height: 1.6; }
@media (max-width: 720px) {
  body { padding: 16px; align-items: flex-start; }
  .site-shell { min-height: calc(100vh - 32px); padding: 28px 24px; border-radius: 27px; }
  .site-nav { align-items: flex-start; gap: 18px; }
  .status-badge { padding: 9px 11px; }
  .site-content { margin-top: 90px; }
  h1 { font-size: 44px; }
  .site-desc { font-size: 15px; }
  .feature-row { grid-template-columns: 1fr; margin-top: 42px; }
}