:root {
  --bg: #07070f;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.09);
  --text: #e8e8f0;
  --muted: #9a9ab0;
  --accent1: #7c3aed;
  --accent2: #2563eb;
  --accent3: #06b6d4;
  --grad: linear-gradient(135deg, #7c3aed 0%, #2563eb 55%, #06b6d4 100%);
  --radius: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
::selection { background: rgba(124, 58, 237, 0.4); color: #fff; }

/* 背景 */
.bg { position: fixed; inset: 0; z-index: -1; background:
  radial-gradient(1200px 800px at 15% -10%, rgba(124, 58, 237, 0.18), transparent 60%),
  radial-gradient(1000px 700px at 85% 10%, rgba(37, 99, 235, 0.16), transparent 60%),
  radial-gradient(900px 700px at 50% 110%, rgba(6, 182, 212, 0.10), transparent 60%),
  var(--bg); }
.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.45; }
.b1 { width: 420px; height: 420px; background: rgba(124, 58, 237, 0.35); top: -120px; left: -80px; animation: float 16s ease-in-out infinite; }
.b2 { width: 380px; height: 380px; background: rgba(37, 99, 235, 0.30); top: 20%; right: -120px; animation: float 20s ease-in-out infinite reverse; }
.b3 { width: 460px; height: 460px; background: rgba(6, 182, 212, 0.18); bottom: -180px; left: 40%; animation: float 24s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }

/* Hero */
.hero { max-width: 1080px; margin: 0 auto; padding: 72px 24px 24px; text-align: center; }
.logo { display: flex; align-items: center; justify-content: center; }
.logo-img { height: 100px; width: auto; padding: 0; background: #fff; border-radius: 14px; box-shadow: 0 12px 40px rgba(35, 96, 221, 0.35); display: block; }
.hero h1 {
  font-size: clamp(30px, 5vw, 52px); font-weight: 800; margin: 18px 0 8px; letter-spacing: -1px;
  background: linear-gradient(180deg, #fff, #c7c7e0);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sub { color: var(--muted); font-size: 17px; max-width: 560px; margin: 0 auto; }
.stats { display: flex; gap: 10px; justify-content: center; margin: 22px 0; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--card-border); padding: 8px 16px; border-radius: 999px; font-size: 14px; color: var(--muted); }
.stat b { color: #fff; font-weight: 700; font-size: 16px; }

/* 搜索 */
.search { max-width: 600px; margin: 26px auto 0; position: relative; }
.search svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--muted); }
.search input {
  width: 100%; padding: 16px 18px 16px 48px; font-size: 16px; color: #fff;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--card-border); border-radius: 999px; outline: none; transition: 0.2s;
}
.search input:focus { border-color: rgba(124, 58, 237, 0.7); box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.18); background: rgba(255, 255, 255, 0.07); }
.search input::placeholder { color: #7c7c94; }

/* 筛选 */
.filters { position: sticky; top: 0; z-index: 20; background: rgba(7, 7, 15, 0.72); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255, 255, 255, 0.06); padding: 12px 24px; }
.filter-row { max-width: 1080px; margin: 0 auto; display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.filter-row + .filter-row { margin-top: 8px; }
.chip {
  padding: 7px 16px; border-radius: 999px; font-size: 14px; color: var(--muted);
  background: var(--card); border: 1px solid var(--card-border); cursor: pointer; transition: 0.15s; user-select: none; white-space: nowrap;
}
.chip:hover { color: #fff; border-color: rgba(255, 255, 255, 0.2); }
.chip.active { color: #fff; background: var(--grad); border-color: transparent; box-shadow: 0 4px 18px rgba(99, 102, 241, 0.35); }

/* 列表 */
.list { max-width: 1080px; margin: 0 auto; padding: 32px 24px 60px; }
.group { margin-bottom: 40px; }
.group-title { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.group-dot { width: 10px; height: 10px; border-radius: 3px; background: var(--grad); box-shadow: 0 0 12px rgba(99, 102, 241, 0.8); }
.group-count { margin-left: 2px; font-size: 12px; font-weight: 600; color: var(--muted); background: var(--card); border: 1px solid var(--card-border); padding: 2px 9px; border-radius: 999px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }

/* 卡片 */
.card {
  display: flex; flex-direction: column; gap: 12px; background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 18px; text-decoration: none; color: var(--text); transition: 0.2s; position: relative; overflow: hidden;
}
.card::before { content: ''; position: absolute; inset: 0; background: var(--grad); opacity: 0; transition: 0.25s; border-radius: var(--radius); }
.card:hover { transform: translateY(-3px); border-color: rgba(124, 58, 237, 0.55); box-shadow: 0 12px 40px rgba(76, 58, 180, 0.35); }
.card:hover::before { opacity: 0.07; }
.card > * { position: relative; z-index: 1; }
.card-head { display: flex; align-items: center; gap: 12px; }
.monogram { flex: none; width: 44px; height: 44px; border-radius: 12px; background: var(--grad); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; color: #fff; box-shadow: 0 6px 18px rgba(99, 102, 241, 0.35); }
.card-title { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.name { font-weight: 700; font-size: 16px; color: #fff; }
.company { font-size: 12px; color: var(--muted); }
.hot { margin-left: 4px; font-size: 13px; }
.status { flex: none; font-size: 11px; padding: 3px 9px; border-radius: 999px; border: 1px solid rgba(6, 182, 212, 0.4); color: #7dd3fc; background: rgba(6, 182, 212, 0.08); }
.desc { font-size: 14px; color: #c4c4d8; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.tag { font-size: 12px; color: #8b8ba6; background: rgba(255, 255, 255, 0.05); padding: 3px 9px; border-radius: 6px; }

.empty { text-align: center; color: var(--muted); padding: 60px 0; }

/* 页脚 */
footer { max-width: 1080px; margin: 0 auto; padding: 30px 24px 48px; text-align: center; color: var(--muted); font-size: 13px; border-top: 1px solid rgba(255, 255, 255, 0.06); }
footer a { color: #a5b4fc; text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer p + p { margin-top: 6px; }

/* 移动端 */
@media (max-width: 640px) {
  .hero { padding: 56px 18px 18px; }
  .grid { grid-template-columns: 1fr; }
  .filters { padding: 10px 14px; }
  .list { padding: 22px 14px 40px; }
}