:root {
  --bg: #f4f6fb;
  --ink: #1a1b1c;
  --muted: #5b6475;
  --line: #e8ecf4;
  --card: #ffffff;
  --accent: #1e3a8a;
  --accent-2: #3b5bdb;
  --danger: #b42318;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}
.hidden { display: none !important; }
.kicker {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
}
h1 { margin: 0; font-size: 28px; }
.sub, .lead { color: var(--muted); line-height: 1.6; }
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.login-card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
}
.login-card label {
  display: block;
  margin: 14px 0;
  font-size: 13px;
  font-weight: 600;
}
.login-card input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
}
button {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
button.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--line);
}
.error { color: var(--danger); min-height: 1.2em; font-size: 13px; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  padding: 28px 32px 8px;
}
.who { display: flex; align-items: center; gap: 10px; }
.lead { padding: 0 32px 16px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  padding: 0 32px 40px;
}
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: var(--accent-2); }
.card h2 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.5; }
.card .path { margin-top: 10px; font-size: 12px; color: var(--accent-2); }
.card.soon { opacity: 0.65; pointer-events: none; }