/* 红龙扑克 Red Dragon Poker · 企业官网 */
:root {
  --bg: #f5f6f8;
  --paper: #ffffff;
  --ink: #1a1f2c;
  --muted: #5c6575;
  --line: #d9e0e8;
  --navy: #152238;
  --crimson: #b91c2c;
  --crimson2: #dc2626;
  --bronze: #9a7b4f;
  --max: 1140px;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "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:
    linear-gradient(180deg, #eef1f5 0%, var(--bg) 30%, #e9edf3 100%);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.notice {
  background: var(--navy);
  color: #b8c4d6;
  font-size: 12px;
}
.notice-in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 8px 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 #d9e0e8;
}
.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: 42px; height: 42px; border-radius: 10px;
  object-fit: cover; border: 1px solid #d9e0e8; background: #111;
}
.brand b { display: block; font-family: var(--display); font-size: 17px; color: var(--navy); }
.brand small { display: block; color: var(--muted); font-size: 11px; letter-spacing: 0.06em; }
.burger {
  margin-left: auto; display: none;
  border: 1px solid #d9e0e8; 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(--crimson); background: rgba(185,28,44,0.06); }
.nav .cta {
  background: linear-gradient(135deg, #9f1524, var(--crimson2));
  color: #fff !important; font-weight: 700; padding: 8px 14px;
}
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px 18px 10px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}
.kicker {
  color: var(--bronze);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 10px 0 14px;
  font-family: var(--display);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
  color: var(--navy);
}
.hero .lead { margin: 0 0 18px; color: var(--muted); font-size: 16px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 18px; border-radius: 10px; border: 1px solid transparent;
  font-weight: 700; font-size: 14px;
}
.btn-a { background: linear-gradient(135deg, #9f1524, var(--crimson2)); color: #fff; }
.btn-b { background: #fff; border-color: #d9e0e8; color: var(--navy); }
.btn-c { background: var(--navy); color: #fff; }
.trust {
  display: flex; flex-wrap: wrap; gap: 8px 14px;
  color: var(--muted); font-size: 13px;
}
.frame {
  border-radius: 16px; overflow: hidden;
  border: 1px solid #d9e0e8;
  box-shadow: 0 18px 40px rgba(26,31,44,0.1);
  background: #0d0d0d;
}
.frame img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 28px 18px 50px; }
.corp-band {
  display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 16px;
  background: var(--navy); color: #d5deea;
  border-radius: 18px; padding: 22px;
}
.corp-band h2 { margin: 0 0 10px; font-family: var(--display); color: #fff; }
.corp-band p, .corp-band li { color: #aeb9c9; }
.stat {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px; padding: 16px; text-align: center;
}
.stat strong { display: block; font-size: 22px; color: #f0c48a; margin: 8px 0; font-family: var(--display); }
.hd {
  display: flex; justify-content: space-between; align-items: end;
  gap: 12px; margin: 14px 0 14px;
}
.hd h2 { margin: 0; font-family: var(--display); font-size: 24px; color: var(--navy); }
.hd a { color: var(--crimson); 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 #d9e0e8;
  border-radius: 14px;
  padding: 15px;
}
.tile h3 { margin: 0 0 6px; font-size: 16px; color: var(--navy); }
.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: #fff; border: 1px solid #d9e0e8; border-radius: 14px;
  overflow: hidden; transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 24px rgba(26,31,44,0.08); }
.card .pic { position: relative; }
.card .pic img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.card .tag {
  position: absolute; left: 10px; top: 10px;
  background: rgba(21,34,56,0.9); 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(--crimson); font-size: 12px; font-weight: 600; }
.feed { display: grid; gap: 10px; }
.row {
  display: grid; grid-template-columns: 112px 1fr; gap: 12px;
  background: #fff; border: 1px solid #d9e0e8; 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(--bronze); 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 #d9e0e8; background: #fff; cursor: pointer; color: var(--ink);
}
.pager button.on, .pager button:hover {
  background: var(--crimson); border-color: var(--crimson); color: #fff;
}
.banner {
  background: linear-gradient(120deg, #152238, #1e3358 55%, #3a1520);
  color: #fff;
}
.banner-in { max-width: var(--max); margin: 0 auto; padding: 42px 18px; }
.banner .eyebrow { color: #f0c48a; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700; }
.banner h1 { margin: 8px 0 10px; font-family: var(--display); font-size: clamp(26px, 3.5vw, 38px); }
.banner p { margin: 0; max-width: 640px; color: #bfd0e4; }
.media {
  border-radius: 14px; overflow: hidden;
  border: 1px solid #d9e0e8; background: #0d0d0d;
}
.media img { width: 100%; aspect-ratio: 16/11; object-fit: cover; }
.slot {
  min-height: 128px; margin: 16px 0;
  border: 1px dashed rgba(185,28,44,0.35);
  border-radius: 10px; background: rgba(185,28,44,0.04);
}
.fig {
  margin: 16px 0 22px; border: 1px solid #d9e0e8;
  border-radius: 12px; overflow: hidden; background: #0d0d0d;
}
.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 #d9e0e8;
}
.layout-doc { display: grid; grid-template-columns: 1fr 250px; gap: 22px; }
.doc-hd { margin-bottom: 16px; }
.doc-hd .meta { color: var(--bronze); font-size: 13px; font-weight: 600; }
.doc-hd h1 {
  margin: 8px 0 10px; font-family: var(--display);
  font-size: clamp(24px, 3vw, 34px); line-height: 1.25; color: var(--navy);
}
.doc-hd .lead { margin: 0; color: var(--muted); }
.doc h2 { margin: 24px 0 10px; font-family: var(--display); font-size: 21px; color: var(--navy); }
.doc p, .doc li { color: #3d4656; }
.crumbs { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.crumbs a:hover { color: var(--crimson); }
.aside {
  align-self: start; position: sticky; top: 76px;
  background: #fff; border: 1px solid #d9e0e8;
  border-radius: 12px; padding: 14px;
}
.aside h3 { margin: 0 0 8px; font-size: 14px; color: var(--crimson); }
.aside a { display: block; padding: 5px 0; font-size: 13px; color: var(--muted); }
.aside a:hover { color: var(--crimson); }
.table-wrap {
  overflow-x: auto; margin: 16px 0;
  border: 1px solid #d9e0e8; 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 #d9e0e8; padding: 10px 12px; text-align: left; vertical-align: top;
}
.table-wrap th, .cmp th { background: #f4e9ea; color: var(--crimson); }
.steps { display: grid; gap: 10px; }
.step {
  display: grid; grid-template-columns: 34px 1fr; gap: 10px;
  padding: 12px; border: 1px solid #d9e0e8; border-radius: 10px; background: #fff;
}
.step i {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(185,28,44,0.1); color: var(--crimson);
  font-style: normal; font-weight: 800;
}
.foot {
  margin-top: 8px; background: var(--navy); 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(--display); }
.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) {
  .hero, .grid-3, .grid-2, .corp-band, .layout-doc, .foot-in, .row { grid-template-columns: 1fr; }
  .row > div:last-child { padding: 0 12px 12px; }
  .burger { display: inline-flex; }
  .nav { display: none; width: 100%; flex-direction: column; align-items: stretch; }
  .header-in.open .nav { display: flex; }
  .aside { position: static; }
}