/* 小鱼扑克札记 · 博客 */
:root {
  --bg: #f4f7fb;
  --paper: #ffffff;
  --ink: #1a2433;
  --muted: #5c6b7e;
  --line: #d7e0ec;
  --aqua: #1f8a9a;
  --aqua2: #2aa8bb;
  --ink2: #243447;
  --max: 1060px;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: "Source Serif 4", "Noto Serif SC", serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(700px 300px at 0% 0%, rgba(42,168,187,0.12), transparent 55%),
    linear-gradient(180deg, #eaf1f7, var(--bg) 40%);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.strip {
  background: #1a2433; color: #b7c4d4; font-size: 12px;
}
.strip-in {
  max-width: var(--max); margin: 0 auto; padding: 7px 18px;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
}
.header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-in {
  max-width: var(--max); margin: 0 auto; padding: 12px 18px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img {
  width: 40px; height: 40px; border-radius: 10px; object-fit: cover;
  border: 1px solid var(--line); background: #000;
}
.brand b { display: block; font-family: var(--serif); font-size: 18px; }
.brand small { display: block; color: var(--muted); font-size: 11px; letter-spacing: 0.06em; }
.burger {
  margin-left: auto; display: none; border: 1px solid var(--line);
  background: #fff; border-radius: 8px; padding: 8px 12px; cursor: pointer;
}
.nav {
  display: flex; flex-wrap: wrap; gap: 2px 8px; align-items: center;
  flex: 1; justify-content: flex-end;
}
.nav a { font-size: 14px; color: var(--muted); padding: 6px 8px; border-radius: 8px; }
.nav a:hover, .nav a.on { color: var(--aqua); background: rgba(31,138,154,0.08); }
.nav .cta {
  background: linear-gradient(135deg, var(--aqua), var(--aqua2));
  color: #fff !important; font-weight: 700; padding: 8px 14px;
}
.shell {
  max-width: var(--max); margin: 0 auto; padding: 24px 18px 48px;
  display: grid; grid-template-columns: 1fr 270px; gap: 22px;
}
.hero {
  background: var(--paper); border: 1px solid var(--line); border-radius: 18px;
  overflow: hidden; box-shadow: 0 10px 26px rgba(26,36,51,0.05);
}
.hero .cover img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.hero .body { padding: 22px; }
.kicker { color: var(--aqua); font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.hero h1 { margin: 8px 0 12px; font-family: var(--serif); font-size: clamp(26px, 3.5vw, 36px); line-height: 1.25; }
.hero .lead { margin: 0 0 16px; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 16px; border-radius: 10px; border: 1px solid transparent;
  font-weight: 700; font-size: 14px;
}
.btn-a { background: linear-gradient(135deg, var(--aqua), var(--aqua2)); color: #fff; }
.btn-b { background: #fff; border-color: var(--line); color: var(--aqua); }
.profile {
  background: var(--paper); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; position: sticky; top: 76px;
}
.profile img {
  width: 64px; height: 64px; border-radius: 14px; object-fit: cover;
  border: 1px solid var(--line); margin-bottom: 10px; background: #000;
}
.profile h3 { margin: 0 0 8px; font-family: var(--serif); font-size: 18px; }
.profile p { margin: 0 0 12px; color: var(--muted); font-size: 13px; }
.profile .links a { display: block; padding: 6px 0; font-size: 13px; color: var(--aqua); font-weight: 600; }
.block { margin-top: 28px; }
.block-hd {
  display: flex; justify-content: space-between; align-items: end;
  gap: 10px; margin-bottom: 14px;
}
.block-hd h2 { margin: 0; font-family: var(--serif); font-size: 24px; }
.block-hd a { color: var(--aqua); font-size: 14px; font-weight: 600; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-2 { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 16px; align-items: center; }
.tile {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 14px;
}
.tile h3 { margin: 0 0 6px; font-size: 16px; }
.tile p { margin: 0; color: var(--muted); font-size: 13px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 24px rgba(26,36,51,0.08); }
.card .pic { position: relative; }
.card .pic img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.card .badge {
  position: absolute; left: 10px; top: 10px; background: rgba(26,36,51,0.88);
  color: #fff; font-size: 11px; padding: 4px 8px; border-radius: 999px;
}
.card .txt { padding: 14px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 13px; }
.card .meta { margin-top: 8px; color: var(--aqua); font-size: 12px; font-weight: 600; }
.feed { display: grid; gap: 10px; }
.row {
  display: grid; grid-template-columns: 112px 1fr; gap: 12px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
}
.row .thumb img { width: 100%; height: 100%; min-height: 84px; object-fit: cover; }
.row > div:last-child { padding: 10px 12px 10px 0; }
.row .meta { color: var(--aqua); font-size: 12px; margin-bottom: 3px; }
.row h3 { margin: 0 0 4px; font-size: 16px; }
.row p { margin: 0; color: var(--muted); font-size: 13px; }
.pager { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.pager button {
  min-width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line);
  background: #fff; cursor: pointer; color: var(--ink);
}
.pager button.on, .pager button:hover { background: var(--aqua); border-color: var(--aqua); color: #fff; }
.banner { background: linear-gradient(120deg, #1a2433, #1f4d5c 60%, #17606b); color: #fff; }
.banner-in { max-width: var(--max); margin: 0 auto; padding: 42px 18px; }
.banner .eyebrow { color: #8ad7e4; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700; }
.banner h1 { margin: 8px 0 10px; font-family: var(--serif); font-size: clamp(26px, 3.5vw, 38px); }
.banner p { margin: 0; max-width: 620px; color: #c5d5df; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 28px 18px 48px; }
.media { border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: #0a0d16; }
.media img { width: 100%; aspect-ratio: 16/11; object-fit: cover; }
.slot {
  min-height: 128px; margin: 16px 0; border: 1px dashed rgba(31,138,154,0.35);
  border-radius: 10px; background: rgba(31,138,154,0.04);
}
.fig {
  margin: 16px 0 22px; border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden; background: #0a0d16;
}
.fig img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.fig figcaption {
  padding: 10px 12px; color: var(--muted); font-size: 12px;
  background: #fff; border-top: 1px solid var(--line);
}
.layout-doc { display: grid; grid-template-columns: 1fr 250px; gap: 22px; }
.doc-hd { margin-bottom: 16px; }
.doc-hd .meta { color: var(--aqua); font-size: 13px; font-weight: 600; }
.doc-hd h1 { margin: 8px 0 10px; font-family: var(--serif); font-size: clamp(24px, 3vw, 34px); line-height: 1.25; }
.doc-hd .lead { margin: 0; color: var(--muted); }
.doc h2 { margin: 24px 0 10px; font-family: var(--serif); font-size: 21px; }
.doc p, .doc li { color: #3a4656; }
.crumbs { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.crumbs a:hover { color: var(--aqua); }
.aside {
  align-self: start; position: sticky; top: 76px; background: var(--paper);
  border: 1px solid var(--line); border-radius: 12px; padding: 14px;
}
.aside h3 { margin: 0 0 8px; font-size: 14px; color: var(--aqua); }
.aside a { display: block; padding: 5px 0; font-size: 13px; color: var(--muted); }
.aside a:hover { color: var(--aqua); }
.table-wrap {
  overflow-x: auto; margin: 16px 0; border: 1px solid var(--line);
  border-radius: 10px; background: #fff;
}
.table-wrap table, table.cmp { width: 100%; border-collapse: collapse; font-size: 13px; }
.table-wrap th, .table-wrap td, .cmp th, .cmp td {
  border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top;
}
.table-wrap th, .cmp th { background: #e8f6f8; color: var(--aqua); }
.steps { display: grid; gap: 10px; }
.step {
  display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 12px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
.step i {
  width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(31,138,154,0.12); color: var(--aqua); font-style: normal; font-weight: 800;
}
.foot { margin-top: 8px; background: #1a2433; color: #aeb9c9; }
.foot-in {
  max-width: var(--max); margin: 0 auto; padding: 28px 18px;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 18px;
}
.foot h4 { margin: 0 0 10px; color: #fff; font-family: var(--serif); }
.foot a { display: block; padding: 3px 0; font-size: 13px; color: #aeb9c9; }
.legal { max-width: var(--max); margin: 0 auto; padding: 0 18px 22px; color: #7d8a9c; font-size: 12px; }
@media (max-width: 900px) {
  .shell, .grid-3, .grid-2, .layout-doc, .foot-in, .row { grid-template-columns: 1fr; }
  .row > div:last-child { padding: 0 12px 12px; }
  .profile, .aside { position: static; }
  .burger { display: inline-flex; }
  .nav { display: none; width: 100%; flex-direction: column; align-items: stretch; }
  .header-in.open .nav { display: flex; }
}