/* 喵哥·数字工坊 — 高级编辑风（米白底 · 衬线大字 · 细线网格） */

:root {
  --bg: #faf9f6;
  --ink: #1a1a1a;
  --ink-soft: #6f6a63;
  --accent: #b03a2e;
  --line: #e5e2db;
  --card-bg: #fffefb;
  --card-bg-hover: #1a1a1a;
  --card-ink-hover: #f5f2ea;
  --card-soft-hover: #a8a29a;
  --dot-up: #3a7d44;
  --dot-down: #b03a2e;
  --dot-unknown: #cfcabf;
  --serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SF Mono", "Consolas", "Menlo", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171511;
    --ink: #ece7dc;
    --ink-soft: #948d82;
    --accent: #d0604f;
    --line: #2e2b25;
    --card-bg: #1d1a15;
    --card-bg-hover: #ece7dc;
    --card-ink-hover: #171511;
    --card-soft-hover: #6f6a63;
    --dot-unknown: #4a463e;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.page {
  max-width: 1060px;
  margin: 0 auto;
  padding: clamp(28px, 6vw, 64px) clamp(18px, 4vw, 48px) 40px;
}

/* ---------- 报头 ---------- */

.masthead-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ink-soft);
  font-family: var(--mono);
  text-transform: uppercase;
}

.masthead-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.4rem, 7vw, 4.2rem);
  line-height: 1.15;
  letter-spacing: 0.02em;
  margin: 18px 0 22px;
}

.rule {
  position: relative;
  border-top: 1px solid var(--ink);
  height: 0;
}
.rule::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -3.5px;
  width: 6px;
  height: 6px;
  background: var(--bg);
  border: 1px solid var(--ink);
  transform: translateX(-50%) rotate(45deg);
}

.masthead-sub {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 24px;
  padding-top: 14px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 26px;
}

.tagline {
  margin: 0;
  font-size: 16px;
  color: var(--ink-soft);
}

.stats {
  margin: 0;
  font-size: 12.5px;
  color: var(--accent);
  letter-spacing: 0.08em;
}

/* ---------- 分组 ---------- */

.group { margin-top: 44px; }

.group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.group-no {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--accent);
  letter-spacing: 0.12em;
}

.group-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.05em;
}

.group-count {
  margin-left: auto;
  font-size: 11.5px;
  color: var(--ink-soft);
  letter-spacing: 0.15em;
}

/* ---------- 卡片网格：共享 1px 细线 ---------- */

.group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card {
  position: relative;
  display: block;
  background: var(--card-bg);
  padding: 22px 24px 18px;
  min-height: 132px;
  transition: background 0.16s ease, color 0.16s ease;
}

.card:hover,
.card:focus-visible {
  background: var(--card-bg-hover);
  color: var(--card-ink-hover);
  outline: none;
}

.card-dot {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dot-unknown);
}
.card-dot.up { background: var(--dot-up); }
.card-dot.down { background: var(--dot-down); }

.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-icon { font-size: 20px; line-height: 1; }

.card-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.card-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  border: 1px solid currentColor;
  padding: 1px 6px;
  border-radius: 2px;
}

.card-desc {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 34em;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-top: 14px;
}

.card-host {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-clicks {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

.card:hover .card-desc,
.card:focus-visible .card-desc,
.card:hover .card-host,
.card:focus-visible .card-host,
.card:hover .card-clicks,
.card:focus-visible .card-clicks,
.card:hover .card-tag,
.card:focus-visible .card-tag {
  color: var(--card-soft-hover);
}

/* ---------- 页脚 ---------- */

.colophon { margin-top: 64px; }

.colophon-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 24px;
  padding-top: 12px;
  font-size: 12px;
  color: var(--ink-soft);
}

.colophon-row p { margin: 0; }

.check-time { letter-spacing: 0.05em; }

/* ---------- 小屏 ---------- */

@media (max-width: 560px) {
  .group-grid { grid-template-columns: 1fr; }
  .masthead-sub { flex-direction: column; align-items: flex-start; }
}