:root {
  --bg: #0f1419;
  --card: #1a2332;
  --line: #2c3a4f;
  --text: #e8eef7;
  --muted: #8b9bb4;
  --accent: #3d9cf0;
  --ok: #3ecf8e;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1c2b44, transparent),
              radial-gradient(900px 500px at 100% 0%, #142033, transparent),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; border-bottom: 1px solid var(--line);
  background: rgba(15,20,25,.75); backdrop-filter: blur(8px);
  position: sticky; top: 0;
}
.brand { font-weight: 700; letter-spacing: .04em; }
nav a { color: var(--muted); margin-left: 16px; text-decoration: none; }
nav a:hover { color: var(--text); }
.wrap { max-width: 980px; margin: 0 auto; padding: 28px 18px 60px; }
.hero-card, .panel .box, .form.box {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px;
}
h1 { margin: 0 0 8px; font-size: 1.6rem; }
h2 { margin: 0 0 12px; font-size: 1.1rem; }
.muted { color: var(--muted); }
.form { display: grid; gap: 12px; margin-top: 16px; }
.form label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
.form input {
  padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: #0f1622; color: var(--text);
}
button {
  border: 0; border-radius: 8px; padding: 10px 14px; background: var(--accent);
  color: #fff; font-weight: 600; cursor: pointer;
}
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 18px 0; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }
.box { margin-top: 16px; }
.code {
  background: #0b111a; border: 1px solid var(--line); border-radius: 8px;
  padding: 12px; overflow: auto; max-height: 360px; font-size: 12px; line-height: 1.45;
  white-space: pre-wrap; word-break: break-all;
}
.badge {
  display: inline-block; margin: 8px 0 0; padding: 6px 10px; border-radius: 999px;
  background: rgba(62,207,142,.12); color: var(--ok); font-size: 13px;
}
.form.inline { grid-template-columns: 1fr auto; align-items: end; }


.entry-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:18px; }
@media (max-width:800px){ .entry-grid{ grid-template-columns:1fr; } }
.entry {
  display:flex; flex-direction:column; gap:8px; padding:18px; border-radius:12px;
  border:1px solid var(--line); background:#121c2b; color:var(--text); text-decoration:none;
}
.entry:hover { border-color: var(--accent); }
.entry strong { font-size:1.15rem; }
.entry span { color:var(--muted); font-size:13px; }
.entry em { color:#6fa8ff; font-style:normal; font-size:12px; word-break:break-all; }
.grid3 { display:grid; grid-template-columns:1fr 1.4fr 1fr; gap:12px; }
@media (max-width:900px){ .grid3{ grid-template-columns:1fr; } }
select {
  padding:10px 12px; border-radius:8px; border:1px solid var(--line);
  background:#0f1622; color:var(--text);
}
a { color: var(--accent); }