:root {
  --bg: #0f1218;
  --panel: #151b24;
  --panel-2: #1b2330;
  --primary: #e23a3a;
  --text: #e9edf5;
  --muted: #9ca9bd;
  --line: rgba(255, 255, 255, 0.1);
  --ok: #37c99a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 80% -10%, rgba(88, 120, 255, 0.12), transparent 30%),
              radial-gradient(circle at 10% 25%, rgba(226, 58, 58, 0.18), transparent 25%),
              var(--bg);
  line-height: 1.7;
}

a { color: #ff8f8f; text-decoration: none; }
a:hover { color: #ffb2b2; }

.container {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(10, 12, 18, 0.88);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
}

.brand strong { font-size: 16px; letter-spacing: 0.5px; }
.brand small { display: block; color: var(--muted); font-size: 11px; margin-top: 2px; }

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: var(--muted);
}

.top-nav a { color: var(--muted); }
.top-nav a:hover, .top-nav a.active { color: #fff; }

.back {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 14px;
}

.page-title { font-size: 28px; margin: 0 0 10px; line-height: 1.25; }
.page-lead { color: var(--muted); margin: 0 0 28px; font-size: 15px; max-width: 720px; }

.section-block {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
  margin-bottom: 16px;
}

.section-block h2 {
  margin: 0 0 10px;
  font-size: 18px;
  color: #fff;
}

.section-block p, .section-block li {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.section-block ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

.section-block li { margin-bottom: 6px; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.card-link {
  display: block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  color: inherit;
  transition: border-color 0.2s, transform 0.2s;
}

.card-link:hover {
  border-color: rgba(226, 58, 58, 0.5);
  transform: translateY(-2px);
  color: inherit;
}

.card-link h3 { margin: 0 0 8px; font-size: 17px; color: #fff; }
.card-link p { margin: 0; color: var(--muted); font-size: 14px; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(226, 58, 58, 0.15);
  border: 1px solid rgba(226, 58, 58, 0.35);
  color: #ffb2b2;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.data-table th, .data-table td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}

.data-table th {
  background: var(--panel-2);
  color: #fff;
}

.cta-bar {
  margin-top: 28px;
  padding: 22px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(110deg, rgba(226, 58, 58, 0.15), rgba(58, 101, 226, 0.12));
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.cta-bar p { margin: 0; color: var(--muted); font-size: 14px; }
.cta-bar h3 { margin: 0 0 6px; font-size: 18px; }

.btn {
  display: inline-block;
  border: 0;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 14px;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(120deg, #eb4747, #d62828);
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--line);
  text-align: center;
  color: #7f8ca3;
  font-size: 13px;
  padding: 18px 16px 24px;
}

.site-footer a { color: #9ca9bd; }

.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}

.breadcrumb a { color: var(--muted); }

@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
  .top-nav { display: none; }
}