:root {
  --bg: #0a0f16;
  --surface: #10161f;
  --surface2: #151d28;
  --border: #1f2a38;
  --ink: #e8eef5;
  --sub: #8fa1b3;
  --faint: #5c6b7a;
  --accent: #34d399;
  --accent-dim: rgba(52, 211, 153, 0.12);
  --amber: #f5b14c;
  --amber-dim: rgba(245, 177, 76, 0.12);
  --sky: #5ec8f8;
  --sky-dim: rgba(94, 200, 248, 0.12);
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
header { padding: 40px 0 24px; }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.head-title { display: flex; align-items: center; gap: 18px; }
.head-title h1 { font-size: 26px; font-weight: 700; letter-spacing: 0.5px; }
.head-title .sub { color: var(--sub); font-size: 13px; margin-top: 4px; }

.radar-svg { flex: none; }
.radar-svg .sweep { transform-origin: 40px 40px; animation: sweep 4s linear infinite; }
@keyframes sweep { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.radar-svg .blip { animation: blip 4s ease-out infinite; }
.radar-svg .blip.b2 { animation-delay: 1.3s; }
.radar-svg .blip.b3 { animation-delay: 2.6s; }
@keyframes blip {
  0%, 12% { opacity: 0; }
  18% { opacity: 1; }
  55%, 100% { opacity: 0; }
}

.stats { display: flex; gap: 28px; }
.stat { text-align: right; }
.stat .num { font-size: 22px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.stat .lbl { font-size: 11px; color: var(--faint); }

/* ---------- trends ---------- */
.trends { padding: 8px 0 20px; }
.trends h2 { font-size: 13px; font-weight: 600; color: var(--sub); letter-spacing: 2px; margin-bottom: 12px; }
.trend-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.trend-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; font-size: 12.5px; color: var(--sub); line-height: 1.55;
}
.trend-card b { display: block; color: var(--ink); font-size: 13px; margin-bottom: 5px; font-weight: 600; }
.trend-card b em { font-style: normal; color: var(--accent); }

/* ---------- filter bar ---------- */
.filterbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 15, 22, 0.88); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0; margin-bottom: 20px;
}
.filter-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
#search {
  background: var(--surface2); border: 1px solid var(--border); border-radius: 8px;
  color: var(--ink); font-size: 13px; padding: 7px 12px; width: 240px; outline: none;
}
#search:focus { border-color: var(--accent); }
#search::placeholder { color: var(--faint); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--border); background: var(--surface); color: var(--sub);
  border-radius: 999px; padding: 5px 13px; font-size: 12.5px; cursor: pointer;
  transition: all 0.15s; white-space: nowrap;
}
.chip:hover { border-color: var(--accent); color: var(--ink); }
.chip.active { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.chip .cnt { font-size: 11px; opacity: 0.7; margin-left: 3px; }
#count { margin-left: auto; font-size: 12px; color: var(--faint); font-variant-numeric: tabular-nums; }

/* ---------- card grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 14px; padding-bottom: 40px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color 0.15s, transform 0.15s;
}
.card:hover { border-color: #2d3d52; transform: translateY(-1px); }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card-top h3 { font-size: 15.5px; font-weight: 700; line-height: 1.3; }
.heat {
  flex: none; font-size: 11px; font-weight: 600; color: var(--amber);
  background: var(--amber-dim); border: 1px solid rgba(245, 177, 76, 0.3);
  padding: 2px 8px; border-radius: 999px; white-space: nowrap;
}
.card-url { font-size: 11.5px; color: var(--faint); text-decoration: none; word-break: break-all; }
.card-url:hover { color: var(--sky); }

.pos { font-size: 13px; color: var(--ink); line-height: 1.6; }

.feats { list-style: none; display: flex; flex-direction: column; gap: 3px; }
.feats li { font-size: 12.5px; color: var(--sub); padding-left: 14px; position: relative; line-height: 1.55; }
.feats li::before { content: ""; position: absolute; left: 0; top: 9px; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); opacity: 0.55; }

.meta-row { font-size: 12px; color: var(--sub); line-height: 1.55; }
.meta-row .k { color: var(--faint); font-weight: 600; margin-right: 6px; }

.rel-row {
  font-size: 12.5px; color: var(--ink); background: var(--accent-dim);
  border-left: 2px solid var(--accent); border-radius: 0 8px 8px 0;
  padding: 7px 10px; line-height: 1.55;
}
.rel-row .k { color: var(--accent); font-weight: 700; margin-right: 6px; }

.pillars { display: flex; gap: 6px; flex-wrap: wrap; }
.pillar { font-size: 11px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--border); color: var(--sub); }
.pillar.price { color: var(--sky); border-color: rgba(94, 200, 248, 0.35); background: var(--sky-dim); }
.pillar.reset { color: var(--accent); border-color: rgba(52, 211, 153, 0.35); background: var(--accent-dim); }
.pillar.biz { color: var(--amber); border-color: rgba(245, 177, 76, 0.35); background: var(--amber-dim); }

.cat-label { font-size: 11px; color: var(--faint); letter-spacing: 1px; }

/* ---------- section head ---------- */
.sec-head { display: flex; align-items: baseline; gap: 10px; margin: 28px 0 14px; }
.sec-head h2 { font-size: 17px; font-weight: 700; margin: 0; } /* 同 home.css：压掉 Reboot 的 h2 下边距 */
.sec-head span { font-size: 12px; color: var(--faint); }

footer { border-top: 1px solid var(--border); padding: 20px 0 40px; color: var(--faint); font-size: 12px; line-height: 1.8; }
footer b { color: var(--sub); }

@media (max-width: 720px) {
  .head-row { flex-direction: column; align-items: flex-start; }
  .stats { gap: 18px; }
  .stat { text-align: left; }
  #count { margin-left: 0; width: 100%; }
}