/* 与 xmmtools.com 同一套视觉：暖白纸 + 墨色等宽字 + 一抹朱红（规则见 tools/DESIGN.md） */
:root {
  --paper: oklch(0.975 0.008 80);
  --ink: oklch(0.22 0.01 60);
  --ink-2: oklch(0.48 0.012 60);
  --rule: oklch(0.86 0.012 70);
  --hover: oklch(0.945 0.014 75);
  --accent: oklch(0.6 0.19 35);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: oklch(0.18 0.008 60);
    --ink: oklch(0.93 0.01 80);
    --ink-2: oklch(0.68 0.012 70);
    --rule: oklch(0.32 0.01 60);
    --hover: oklch(0.225 0.01 60);
    --accent: oklch(0.7 0.17 38);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
::selection { background: var(--accent); color: var(--paper); }

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(40px, 9vh, 96px) clamp(16px, 5vw, 48px) 40px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---------- masthead ---------- */
.kicker {
  margin: 0;
  font: 500 13px/1 var(--mono);
  color: var(--ink-2);
  letter-spacing: .02em;
}
.sep, .slash { color: var(--accent); }
.kicker .sep { margin: 0 4px; }

.mark {
  margin: 18px 0 0;
  font: 700 clamp(64px, 14vw, 128px)/0.9 var(--mono);
  letter-spacing: -0.06em;
  display: flex;
  align-items: flex-end;
}
.caret {
  display: inline-block;
  width: 0.08em;
  height: 0.78em;
  margin-left: 0.08em;
  margin-bottom: 0.04em;
  background: var(--ink);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.lede {
  margin: 24px 0 0;
  max-width: 34em;
  font-size: 16px;
  color: var(--ink-2);
}

/* ---------- 分区 ---------- */
.index { margin-top: clamp(40px, 8vh, 72px); }
.index-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
}
.index-head h2 {
  margin: 0;
  font: 600 12px/1 var(--mono);
  letter-spacing: .18em;
}
.tally { font: 12px/1 var(--mono); color: var(--ink-2); }

.item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto 20px;
  align-items: center;
  gap: 12px;
  padding: 14px 6px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  transition: background-color .2s var(--ease), transform .12s var(--ease);
}
.item:hover { background: var(--hover); }
.item:active { transform: scale(0.99); }
.item:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.item .no { font: 500 12px/1 var(--mono); color: var(--ink-2); transition: color .2s var(--ease); }
.item .body { min-width: 0; }
.item .name { display: block; font: 600 17px/1.3 var(--mono); }
.item .desc {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  color: var(--ink-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.item .host { font: 12px/1 var(--mono); color: var(--ink-2); }
.item .go {
  font: 16px/1 var(--mono);
  color: var(--ink-2);
  opacity: 0;
  transition: transform .35s var(--ease), opacity .2s var(--ease), color .2s var(--ease);
}
.item:hover .no, .item:hover .go { color: var(--accent); }
.item:hover .go { opacity: 1; transform: translateX(4px); }

.stack { margin: 0; }
.stack div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 6px;
  border-bottom: 1px solid var(--rule);
}
.stack dt { font: 500 12px/1.6 var(--mono); color: var(--ink-2); }
.stack dd { margin: 0; font: 500 14px/1.5 var(--mono); }

/* ---------- footer ---------- */
.foot {
  margin-top: auto;
  padding-top: 64px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font: 12px/1 var(--mono);
  color: var(--ink-2);
}

@media (max-width: 560px) {
  .item { grid-template-columns: 30px minmax(0, 1fr) 20px; }
  .item .host { display: none; }
  .item .go { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .caret { animation: none; }
  .item, .item .go { transition: none; }
}