/* 大作手官网样式：沿用原站配色与布局 */
  :root {
    --ink: #292929;
    --muted: #666666;
    --line: #E6ECF4;
    --blue: #2D7EED;
    --blue-dark: #1F63C9;
    --blue-light: #85C0F6;
    --blue-strip: #DCECFF;
    --blue-tab: #CADDF4;
    --footer: #2978E4;
    --gold-top: #EFC974;
    --gold-bottom: #FFF7E1;
    --banner-a: #F0B444;
    --banner-b: #F6C660;
    --up: #E03C3C;
    --warn-bg: #FFF4E0;
    --warn-ink: #9A5B00;
    --sans: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
    --wrap: 960px;
  }

  * { box-sizing: border-box; }
  body {
    margin: 0;
    background: #FFFFFF;
    color: var(--ink);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.7;
  }
  a { color: inherit; text-decoration: none; }
  h1, h2, h3 { margin: 0; line-height: 1.3; }
  p { margin: 0; }
  ul { margin: 0; padding: 0; list-style: none; }
  .wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: 16px; }
  .num { font-variant-numeric: tabular-nums; font-family: Arial, var(--sans); }
  :focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

  /* ---------- header ---------- */
  .header { background: #FFFFFF; border-bottom: 1px solid #EDEDED; position: relative; z-index: 10; }
  .header .wrap { display: flex; align-items: center; gap: 24px; min-height: 70px; }
  .logo { display: block; flex: none; }
  /* 两个网站各自的 Logo，宽度写在各自 SVG 的 width 属性上 */
  .logo svg { display: block; height: 50px; }
  .header-right { flex: 1; display: flex; justify-content: flex-end; }
  .nav { display: flex; }
  .nav a { padding: 2px 18px; font-size: 14px; color: var(--ink); border-left: 1px solid #E2E2E2; }
  .nav a:first-child { border-left: 0; }
  .nav a:hover, .nav a.active { color: var(--blue); }
  .menu-btn { display: none; }
  .mobile-nav { display: none; }
  .quick-tabs { display: none; }

  /* 两站共用的新系统通知，保持蓝色，不随品牌主题切换。 */
  .system-ticker { background: #F4F8FF; border-bottom: 1px solid #DCECFF; color: #1F63C9; }
  .system-ticker-window { overflow: hidden; padding-block: 9px; }
  .system-ticker-track { display: flex; width: max-content; animation: system-ticker-scroll 26s linear infinite; }
  .system-ticker-text { flex: none; padding-right: 64px; white-space: nowrap; font-size: 16px; font-weight: 700; }
  .system-ticker-text a { text-decoration: underline; text-underline-offset: 3px; }
  .system-ticker-text p { display: inline; margin: 0; }
  .system-ticker-text p + p::before { content: " "; }
  .system-ticker:hover .system-ticker-track,
  .system-ticker:focus-within .system-ticker-track { animation-play-state: paused; }
  @keyframes system-ticker-scroll { to { transform: translateX(-50%); } }
  @media (prefers-reduced-motion: reduce) {
    .system-ticker-track { width: auto; animation: none; }
    .system-ticker-text { padding-right: 0; white-space: normal; overflow-wrap: anywhere; }
    .system-ticker-text[aria-hidden="true"] { display: none; }
  }

  /* ---------- banner ---------- */
  /* 海报：背影人物站在起点，发光的道路经初赛、复赛、高级组通向“职业交易员”山顶 */
  .banner {
    position: relative; overflow: hidden;
    background:
      linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px) 0 0 / 36px 36px,
      linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px) 0 0 / 36px 36px,
      #F8D47C;
  }
  .poster-art { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
  .banner .wrap { position: relative; height: 360px; display: flex; align-items: center; }
  .banner-text { position: relative; z-index: 1; display: grid; justify-items: start; gap: 12px; padding-bottom: 20px; }
  .banner-tag {
    font-size: 13px; font-weight: 700; letter-spacing: 1px; color: #FFFFFF;
    background: linear-gradient(#5EA6F6, #2E7BEA); padding: 2px 12px; border-radius: 4px;
  }
  .banner h1 {
    color: #FFFFFF; font-size: 56px; font-weight: 900; letter-spacing: 3px; line-height: 1.15;
    text-shadow: 0 3px 0 rgba(200,122,10,.55), 0 10px 22px rgba(150,80,0,.30);
  }
  .banner .sub { color: #FFFFFF; font: 700 15px/1 Arial, sans-serif; letter-spacing: 5px; text-shadow: 0 2px 5px rgba(160,90,0,.35); }
  .banner .slogan { color: #6B3E00; font-size: 16px; font-weight: 700; letter-spacing: 1px; margin-top: 4px; }

  /* ---------- body ---------- */
  .body-box { background: linear-gradient(var(--gold-top), var(--gold-bottom) 70%); padding-block: 34px 48px; }
  .columns { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 18px; align-items: start; }
  /* 网格里的内容不许把列撑宽，宽表格在自己的容器里横向滚动 */
  .col { grid-template-columns: minmax(0, 1fr); }
  .col, .col > * { min-width: 0; }
  .col { display: grid; gap: 18px; }

  /* box with blue tab title */
  .box { background: #FFFFFF; border-radius: 6px; box-shadow: 0 2px 6px rgba(150,100,10,.10); }
  .box-head {
    position: relative; height: 32px; background: var(--blue-strip);
    border-radius: 6px 6px 0 0; display: flex; align-items: flex-end; justify-content: space-between; padding: 0 14px 0 12px;
  }
  .tab {
    position: relative; top: -2px; align-self: flex-end;
    display: inline-flex; align-items: center; height: 40px; padding: 0 26px 0 18px;
    background: linear-gradient(#5EA6F6, #2E7BEA);
    color: #FFFFFF; font-size: 15px; font-weight: 700; letter-spacing: 1px;
    border-radius: 5px 0 0 0;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  }
  .tab::after {
    content: ""; position: absolute; right: 0; top: 0; width: 12px; height: 12px;
    background: #1B56B4; clip-path: polygon(0 0, 0 100%, 100% 100%);
  }
  .more {
    align-self: center; font-size: 11px; color: #9AA7B8; border: 1px solid #C9D4E3; border-radius: 10px;
    padding: 0 8px; line-height: 17px; background: #FFFFFF;
  }
  .more:hover { color: var(--blue); border-color: var(--blue); }
  .box-body { padding: 18px; }

  .btn-blue {
    display: flex; align-items: center; justify-content: center; height: 40px; width: 100%;
    border-radius: 6px; background: linear-gradient(var(--blue-light), var(--blue));
    color: #FFFFFF; font-size: 15px; font-weight: 700; letter-spacing: 2px; border: 0; cursor: pointer;
  }
  .btn-blue:hover { background: linear-gradient(#78B6F3, var(--blue-dark)); }

  /* entry box (原“会员登录”位置) */
  .entry { display: grid; gap: 10px; }
  .entry-hint { font-size: 12.5px; color: var(--muted); line-height: 1.6; padding-bottom: 4px; }
  .entry-hint b { color: var(--blue-dark); font-weight: 700; }
  /* 报名、登录、找回账号：看起来是三个按钮，实际是同一个链接，整块一起响应 */
  .portal {
    display: block; border: 1px solid var(--blue); border-radius: 8px; overflow: hidden;
    box-shadow: 0 3px 8px rgba(30,90,200,.14); transition: box-shadow .15s, transform .15s;
  }
  .portal-row {
    display: flex; align-items: center; gap: 10px; height: 42px; padding: 0 14px;
    background: #FFFFFF; color: var(--blue); font-size: 14.5px; font-weight: 700;
  }
  .portal-row + .portal-row { border-top: 1px solid #D6E6FB; }
  .portal-row svg { width: 18px; height: 18px; flex: none; fill: currentColor; }
  .portal-row .go { margin-left: auto; font-size: 20px; font-weight: 400; line-height: 1; opacity: .7; }
  .portal-main { height: 48px; font-size: 16px; letter-spacing: 2px; color: #FFFFFF; background: linear-gradient(var(--blue-light), var(--blue)); }
  .portal:hover { box-shadow: 0 6px 14px rgba(30,90,200,.22); transform: translateY(-1px); }
  .portal:hover .portal-main { background: linear-gradient(#78B6F3, var(--blue-dark)); }
  .portal:hover .portal-row:not(.portal-main) { background: #F1F7FF; }
  .portal:focus-visible { outline: 2px solid var(--blue-dark); outline-offset: 3px; }
  @media (prefers-reduced-motion: reduce) { .portal { transition: none; } .portal:hover { transform: none; } }

  /* image-style cards, rebuilt as real text */
  .cards { display: grid; gap: 12px; }
  .card {
    position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: center;
    height: 84px; padding: 0 16px; border-radius: 4px; color: #FFFFFF;
  }
  .card strong { font-size: 19px; font-weight: 700; letter-spacing: 1px; position: relative; z-index: 1; }
  .card small { font-size: 11.5px; opacity: .9; position: relative; z-index: 1; }
  .card svg { position: absolute; right: 10px; bottom: 6px; width: 78px; height: 72px; }
  .card-rule { background: linear-gradient(110deg, #62ABF3, #3F8CE8); }
  .card-faq { background: linear-gradient(110deg, #FFE14A, #FFC21F); color: #3A3A3A; }
  .card-contact { height: auto; padding: 14px 16px; justify-content: flex-start; color: #1E5FC4; background: linear-gradient(110deg, #CBE6FB, #93CBF5); }
  .card-contact strong { font-size: 17px; }
  .card-contact dl { margin: 8px 0 0; display: grid; gap: 4px; }
  .card-contact dl div { display: grid; grid-template-columns: 4.2em 1fr; gap: 6px; font-size: 13px; line-height: 1.5; }
  .card-contact dt { color: #4A78B8; }
  .card-contact dd { margin: 0; font-weight: 700; overflow-wrap: anywhere; }
  .card-contact:hover { filter: none; }
  .card:hover { filter: brightness(1.04); }

  .qr { display: flex; gap: 10px; align-items: center; }
  .qr-img {
    flex: none; width: 108px; height: 108px; background: #FFFFFF; border-radius: 4px; padding: 6px;
    display: grid; place-items: center; box-shadow: 0 2px 6px rgba(150,100,10,.10);
  }
  .qr p { font-size: 12px; color: var(--ink); line-height: 2; }

  /* intro */
  .intro { display: grid; gap: 12px; font-size: 14px; line-height: 1.9; }
  .intro p { text-indent: 2em; }
  .risk { border: 1px solid #F5D08A; background: #FFFBF1; border-radius: 6px; padding: 16px 20px 18px; display: grid; gap: 8px; }
  .risk-title { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 18px; font-weight: 700; color: #B35C00; letter-spacing: 2px; }
  .risk-title svg { width: 20px; height: 20px; }
  .risk p { text-indent: 2em; font-size: 14.5px; line-height: 2; }
  .risk .risk-key { text-indent: 0; text-align: center; font-size: 16px; font-weight: 700; color: #D8322B; letter-spacing: 1px; }
  .site-url { font-size: 16px; }
  .site-url a { color: var(--blue); text-decoration: underline; font-size: 14px; }

  /* notices */
  .news li { border-bottom: 1px dashed var(--line); }
  .news li:last-child { border-bottom: 0; }
  .news a { display: flex; align-items: center; gap: 12px; padding: 13px 4px; }
  .news a::before { content: ""; flex: none; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
  .news .t { flex: 1; min-width: 0; }
  .news a:hover .t { color: var(--blue); }
  .news time { flex: none; color: #555; font-size: 13px; }
  .new { display: inline-block; font-size: 11px; line-height: 16px; padding: 0 5px; margin-left: 6px; border-radius: 3px; background: #FF5A4E; color: #FFFFFF; vertical-align: 1px; }

  /* footer */
  .footer { background: var(--footer); color: #FFFFFF; font-size: 12.5px; }
  .footer .wrap { padding-block: 18px; text-align: center; line-height: 2; }
  .footer .sep { margin-inline: 8px; opacity: .6; }
  .footer .disclaimer { opacity: .8; font-size: 12px; max-width: 760px; margin: 4px auto 0; }

  @media (min-width: 769px) and (max-width: 1180px) {
    .banner h1 { font-size: 44px; }
    .banner .slogan { font-size: 15px; }
  }

  /* ---------- tablet ---------- */

  /* ---------- mobile (mirrors the original mobile layout) ---------- */
  @media (max-width: 768px) {
    .header .wrap { align-items: center; min-height: 64px; padding-bottom: 0; }
    .header-right { display: none; }
    .menu-btn {
      display: flex; align-items: center; gap: 6px; margin-left: auto; background: none; border: 0; cursor: pointer;
      font: 12px var(--sans); color: var(--ink); padding: 8px 0;
    }
    .menu-btn svg { width: 30px; height: 26px; }
    .mobile-nav { display: block; border-top: 1px solid #EDEDED; background: #FFFFFF; }
    .mobile-nav[hidden] { display: none; }
    .mobile-nav a { display: block; padding: 12px 20px; border-bottom: 1px solid #F2F2F2; font-size: 15px; }
    .quick-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 12px 16px; background: #FFFFFF; }
    .quick-tabs a { background: var(--blue-tab); border-radius: 6px; text-align: center; padding: 10px 0; font-size: 15px; color: var(--ink); }
    .banner { display: flex; flex-direction: column; }
    .banner .wrap { order: 1; height: auto; padding-block: 26px 0; width: 100%; }
    .banner-text { padding-bottom: 0; gap: 10px; }
    .banner h1 { font-size: 34px; letter-spacing: 2px; }
    .banner .sub { font-size: 12px; letter-spacing: 3px; }
    .banner .slogan { font-size: 14px; }
    .poster-art { order: 2; position: static; height: 210px; margin-top: -24px; }
    .body-box { padding-block: 22px 32px; }
    .columns { grid-template-columns: minmax(0, 1fr); }
    .col-left { display: contents; }
    .col-right { display: contents; }
    .entry-box { order: 1; }
    .intro-box { order: 2; }
    .cards { order: 3; grid-template-columns: 1fr 1fr; }
    .card.card-contact { grid-column: 1 / -1; height: auto; padding: 14px 16px; }
    .news-box { order: 5; }
    .qr { order: 6; }
    .card { height: 76px; padding: 0 12px; }
    .card strong { font-size: 16px; }
    .card svg { width: 54px; height: 50px; right: 4px; opacity: .85; }
    .risk { padding: 14px 14px 16px; }
  }
  @media (max-width: 400px) {
    .banner h1 { font-size: 30px; }
  }

/* ================= 内页 ================= */
.page-banner {
  position: relative; overflow: hidden; color: #FFFFFF;
  background:
    radial-gradient(circle at 82% 30%, rgba(255,255,255,.22) 0 60px, transparent 61px),
    radial-gradient(circle at 90% 78%, rgba(255,255,255,.14) 0 34px, transparent 35px),
    radial-gradient(circle at 70% 70%, rgba(255,255,255,.12) 0 18px, transparent 19px),
    linear-gradient(100deg, #3A84EC 0%, #5FA5F4 60%, #8CC4F8 100%);
}
.page-banner .wrap { height: 190px; display: flex; flex-direction: column; justify-content: center; gap: 8px; }
.page-banner h1 { font-size: 30px; font-weight: 700; letter-spacing: 2px; }
.page-banner p { font: 700 14px/1 Arial, sans-serif; letter-spacing: 2px; opacity: .9; }

.inner-body { background: #EEF4FC; padding-block: 28px 48px; }
.inner-body .box { box-shadow: 0 2px 6px rgba(40,90,160,.08); }

.side-menu li a { display: block; padding: 11px 18px; border-bottom: 1px dashed var(--line); font-size: 14.5px; }
.side-menu li:last-child a { border-bottom: 0; }
.side-menu li a:hover, .side-menu li a.active { color: var(--blue); background: #F4F8FF; }
.side-menu li a.active { font-weight: 700; }

.crumbs { align-self: center; font-size: 12.5px; color: var(--muted); }
.crumbs a:hover { color: var(--blue); }

.group-tabs { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.group-tabs a {
  flex: 0 1 200px; text-align: center; padding: 10px 0; border-radius: 6px; font-size: 16px;
  background: var(--blue-tab); color: #3A5A86;
}
.group-tabs a.active { background: linear-gradient(#8CC0F6, #5B9EF0); color: #FFFFFF; }

/* 后台编辑的正文 */
.prose { font-size: 14.5px; line-height: 1.95; color: var(--ink); overflow-wrap: anywhere; }
.prose > * + * { margin-top: .8em; }
.prose h2, .prose h3, .prose h4 { line-height: 1.4; margin-top: 1.4em; }
.prose h2 { font-size: 19px; text-align: center; }
.prose h3 { font-size: 16.5px; }
.prose h4 { font-size: 15px; }
.prose p { margin: 0; }
.prose ul, .prose ol { padding-left: 1.6em; margin-block: 0; }
.prose a { color: var(--blue); text-decoration: underline; }
.prose blockquote { margin: 0; padding: 8px 14px; border-left: 4px solid var(--blue-light); background: #F4F8FF; }
.prose hr { border: 0; border-top: 1px dashed var(--line); }
.prose .table-wrap { overflow-x: auto; }
.prose table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.prose th, .prose td { border: 1px solid #D5DFEC; padding: 8px 10px; vertical-align: top; text-align: left; }
.prose th { background: #F2F7FF; }
.prose p:empty { display: none; }
.prose img { display: block; max-width: 100%; height: auto; margin-block: 12px; }

.doc-head { text-align: center; padding-bottom: 14px; margin-bottom: 18px; border-bottom: 1px dashed var(--line); }
.doc-head h2 { font-size: 20px; }
.doc-head .meta { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.doc-foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 28px; padding-top: 14px; border-top: 1px dashed var(--line); font-size: 13px; }
.doc-foot a { color: var(--blue); }

.page-image { margin-top: 18px; }
.page-image a { display: block; }
.page-image img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 4px; }
.page-image p { font-size: 12.5px; color: var(--muted); margin-top: 6px; }

.pager { display: flex; justify-content: center; gap: 6px; margin-top: 20px; font-size: 13px; }
.pager a, .pager span { min-width: 34px; height: 32px; padding: 0 10px; display: inline-grid; place-items: center; border: 1px solid var(--line); border-radius: 4px; background: #FFFFFF; }
.pager a:hover { border-color: var(--blue); color: var(--blue); }
.pager .current { background: var(--blue); border-color: var(--blue); color: #FFFFFF; }

.faq-list details { border-bottom: 1px dashed var(--line); }
.faq-list summary { cursor: pointer; list-style: none; padding: 14px 30px 14px 0; font-weight: 700; position: relative; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: ""; position: absolute; right: 8px; top: 50%; width: 8px; height: 8px; margin-top: -6px;
  border-right: 2px solid #8A97AA; border-bottom: 2px solid #8A97AA; transform: rotate(45deg);
}
.faq-list details[open] summary::after { transform: rotate(225deg); margin-top: -2px; }
.faq-list .prose { padding-bottom: 16px; color: #444; }

.empty { text-align: center; color: var(--muted); padding: 40px 0; }

/* 排行榜 */
.board-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 12px; font-size: 12.5px; color: var(--muted); margin-bottom: 10px; }
.board-scroll { overflow-x: auto; }
.board-table { width: 100%; border-collapse: collapse; min-width: 520px; font-size: 13.5px; }
.board-table th { background: #F2F7FF; color: #4A5A70; font-weight: 400; padding: 9px 10px; text-align: left; font-size: 12.5px; }
.board-table td { padding: 9px 10px; border-bottom: 1px dashed var(--line); }
.board-table .r { text-align: right; }
.rank { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; font-size: 12px; color: #7A8699; background: #EEF2F7; }
.rank.t1 { background: #F0A020; color: #FFFFFF; }
.rank.t2 { background: #F4B94F; color: #FFFFFF; }
.rank.t3 { background: #F6CB7C; color: #FFFFFF; }
.board-table .ret { color: var(--up); font-weight: 700; }
.board-table .ret.neg { color: #1E9E62; }
.board-table .acct { color: #8792A2; }

.qr-img img { width: 96px; height: 96px; display: block; }

@media (max-width: 768px) {
  .page-banner .wrap { height: 130px; }
  .page-banner h1 { font-size: 24px; }
  .inner-body { padding-block: 16px 32px; }
  .inner-body .col-left { display: none; }
  .inner-body .col-right { display: grid; }
  .group-tabs a { flex: 1; font-size: 15px; }
}

.news-body { padding-block: 6px; }
.news .empty { padding: 24px 0; }
.qr-missing { font-size: 11px; color: var(--muted); text-align: center; line-height: 1.5; }
.register-cta { margin-top: 22px; max-width: 320px; }
.contact-list { display: grid; gap: 0; margin: 0; border: 1px solid var(--line); border-radius: 4px; }
.contact-list div { display: grid; grid-template-columns: 120px 1fr; padding: 12px 16px; }
.contact-list div + div { border-top: 1px dashed var(--line); }
.contact-list dt { color: var(--muted); }
.contact-list dd { margin: 0; font-weight: 700; }
.empty a { color: var(--blue); text-decoration: underline; }
@media (max-width: 480px) {
  .board-table { min-width: 0; }
  .board-table .opt { display: none; }
  .board-table th, .board-table td { padding-inline: 6px; }
}
.police-badge { display: inline-block; vertical-align: -3px; margin-right: 5px; }

/* ================= 规则页：两项比赛 ================= */
.side-menu .side-group {
  padding: 10px 18px 6px; font-size: 12.5px; color: var(--muted); letter-spacing: 1px;
  border-bottom: 1px dashed var(--line); background: #FAFCFF;
}
.contest-tabs { display: flex; gap: 0; margin-bottom: 14px; border-bottom: 2px solid var(--blue); }
.contest-tabs a {
  padding: 8px 20px; font-size: 15px; color: var(--muted); border-radius: 6px 6px 0 0;
}
.contest-tabs a:hover { color: var(--blue); }
.contest-tabs a.active { background: var(--blue); color: #FFFFFF; font-weight: 700; }

/* ================= 联系我们：留言反馈 ================= */
.feedback { margin-top: 28px; padding-top: 20px; border-top: 1px dashed var(--line); display: grid; gap: 12px; max-width: 560px; }
.feedback h3 { font-size: 17px; }
.feedback-hint { font-size: 13px; color: var(--muted); line-height: 1.8; }
.feedback-done { background: #EAF7EF; color: #1E7A45; border: 1px solid #BFE5CD; border-radius: 6px; padding: 10px 14px; font-weight: 700; }
.feedback-error { background: #FFF1F0; color: #B42318; border: 1px solid #F5C2BE; border-radius: 6px; padding: 10px 14px; }
.feedback form { display: grid; gap: 14px; }
.field { display: grid; gap: 5px; }
.field label { font-weight: 700; font-size: 14px; }
.field .req { color: #D8322B; margin-left: 2px; }
.field input, .field textarea {
  width: 100%; font: 14px/1.6 var(--sans); color: var(--ink); background: #FFFFFF;
  border: 1px solid #C9D4E3; border-radius: 6px; padding: 8px 10px;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--blue-light); outline-offset: 0; border-color: var(--blue); }
.field.has-error input, .field.has-error textarea { border-color: #D8322B; }
.field-help { font-size: 12px; color: var(--muted); }
.field-error { font-size: 12.5px; color: #D8322B; }
.captcha-row { display: flex; gap: 10px; align-items: center; }
.captcha-row input { max-width: 140px; letter-spacing: 4px; }
.captcha-img { padding: 0; border: 1px solid #C9D4E3; border-radius: 6px; background: none; cursor: pointer; line-height: 0; overflow: hidden; }
.captcha-img img { display: block; }
.field-trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.feedback-submit { max-width: 220px; }

/* ================= 大作手：沿用首页暖黄主题 ================= */
.brand-dzs {
  --blue: #875000; --blue-dark: #5C390D; --blue-light: #F8D47C;
  --blue-strip: #FFF0C9; --blue-tab: #FFF0C9; --line: #ECDCB9; --footer: #F0B444;
}
.brand-dzs .page-banner {
  color: #5C390D;
  background:
    radial-gradient(circle at 82% 30%, rgba(255,255,255,.25) 0 60px, transparent 61px),
    radial-gradient(circle at 90% 78%, rgba(255,255,255,.18) 0 34px, transparent 35px),
    radial-gradient(circle at 70% 70%, rgba(255,255,255,.16) 0 18px, transparent 19px),
    linear-gradient(100deg, #F0B444 0%, #F6C660 60%, #F8D47C 100%);
}
.brand-dzs .inner-body { background: #FFF8E8; }
.brand-dzs .inner-body .box { box-shadow: 0 2px 6px rgba(150,100,10,.08); }
.brand-dzs .tab, .brand-dzs .btn-blue, .brand-dzs .portal-main {
  background: linear-gradient(#F8D47C, #F0B444); color: #5C390D;
}
.brand-dzs .tab::after { background: #C8841D; }
.brand-dzs .group-tabs a { color: #5C390D; }
.brand-dzs .group-tabs a.active { background: linear-gradient(#F8D47C, #F0B444); color: #5C390D; }
.brand-dzs .side-menu li a:hover, .brand-dzs .side-menu li a.active { background: #FFF5DA; }
.brand-dzs .card-rule { background: linear-gradient(110deg, #F8D47C, #F0B444); color: #5C390D; }
.brand-dzs .card-faq { background: linear-gradient(110deg, #FFE59A, #F6C660); color: #5C390D; }
.brand-dzs .card-contact { background: linear-gradient(110deg, #FFF4D3, #F8DFA2); color: #5C390D; }
.brand-dzs .card-contact dt { color: #875000; }
.brand-dzs .prose th, .brand-dzs .board-table th, .brand-dzs .prose blockquote { background: #FFF5DA; }
.brand-dzs .prose th, .brand-dzs .prose td { border-color: #ECDCB9; }
.brand-dzs .footer { background: linear-gradient(100deg, #F0B444, #F6C660); color: #5C390D; }
.brand-dzs .footer .disclaimer { opacity: 1; }
.brand-dzs .btn-blue:hover, .brand-dzs .portal:hover .portal-main { background: linear-gradient(#F6C660, #EAA12E); color: #5C390D; }
.brand-dzs .portal-row + .portal-row { border-top-color: #ECDCB9; }
.brand-dzs .portal:hover .portal-row:not(.portal-main) { background: #FFF5DA; }

/* ================= 168选拔网：蓝色主题，布局与大作手相同 ================= */
.brand-cps168 {
  --blue: #3E6BC7; --blue-dark: #2F55A6; --blue-light: #7598E2;
  --blue-strip: #3E6BC7; --blue-tab: #DCE5F7; --footer: #2F55A6; --line: #E3E9F4;
}
.brand-cps168 .banner { background: #4B79D8; }
.brand-cps168 .banner-tag { background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.55); }
.brand-cps168 .banner h1 { text-shadow: 0 3px 0 rgba(22,48,110,.45), 0 10px 22px rgba(10,30,80,.30); }
.brand-cps168 .banner .sub { text-shadow: 0 2px 5px rgba(10,30,80,.35); letter-spacing: 3px; font-family: var(--sans); }
.brand-cps168 .banner .slogan { color: #FFFFFF; opacity: .92; }
.brand-cps168 .body-box { background: #F0F4FA; }
.brand-cps168 .inner-body { background: #F0F4FA; }
.brand-cps168 .box { border: 1px solid #D9E2F2; box-shadow: 0 2px 6px rgba(40,80,160,.07); }
/* 168 原站的版块头：整条蓝底，白色竖条 + 白字 */
.brand-cps168 .box-head { height: 42px; align-items: center; border-radius: 5px 5px 0 0; padding: 0 14px 0 16px; }
.brand-cps168 .tab {
  top: 0; align-self: center; height: auto; padding: 0 0 0 14px; background: none; clip-path: none; border-radius: 0;
  font-weight: 400; font-size: 16px;
}
.brand-cps168 .tab::after { display: none; }
.brand-cps168 .tab::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 4px; height: 16px; margin-top: -8px; background: #FFFFFF;
}
.brand-cps168 .more { background: transparent; color: #FFFFFF; border-color: rgba(255,255,255,.6); }
.brand-cps168 .more:hover { color: #FFFFFF; border-color: #FFFFFF; }
.brand-cps168 .crumbs, .brand-cps168 .crumbs a { color: rgba(255,255,255,.85); }
.brand-cps168 .crumbs a:hover { color: #FFFFFF; }
.brand-cps168 .portal { box-shadow: 0 3px 8px rgba(40,80,160,.14); }
.brand-cps168 .portal-row + .portal-row { border-top-color: #DCE5F7; }
.brand-cps168 .portal:hover .portal-main { background: linear-gradient(#6A8FDD, var(--blue-dark)); }
.brand-cps168 .portal:hover .portal-row:not(.portal-main) { background: #F2F6FD; }
.brand-cps168 .btn-blue:hover { background: linear-gradient(#6A8FDD, var(--blue-dark)); }
.brand-cps168 .card-rule { background: linear-gradient(110deg, #5A86DE, #3E6BC7); }
.brand-cps168 .card-faq { background: linear-gradient(110deg, #2C3580, #46509F); color: #FFFFFF; }
.brand-cps168 .card-contact { background: linear-gradient(110deg, #E4ECFA, #C3D4F3); color: #2F55A6; }
.brand-cps168 .card-contact dt { color: #5A76AE; }
.brand-cps168 .qr-img { box-shadow: 0 2px 6px rgba(40,80,160,.10); }
.brand-cps168 .page-banner {
  background:
    radial-gradient(circle at 82% 30%, rgba(255,255,255,.18) 0 60px, transparent 61px),
    radial-gradient(circle at 90% 78%, rgba(255,255,255,.12) 0 34px, transparent 35px),
    radial-gradient(circle at 70% 70%, rgba(255,255,255,.10) 0 18px, transparent 19px),
    linear-gradient(100deg, #3862C0 0%, #4B79D8 60%, #7FA2EA 100%);
}
.brand-cps168 .group-tabs a { color: #3A5285; }
.brand-cps168 .group-tabs a.active { background: linear-gradient(#7598E2, #3E6BC7); color: #FFFFFF; }
.brand-cps168 .side-menu li a:hover, .brand-cps168 .side-menu li a.active { background: #F2F6FD; }
.brand-cps168 .prose th, .brand-cps168 .board-table th { background: #EEF3FC; }

/* 联系方式列表在窄屏上改为上下排列，长邮箱自动换行 */
.contact-list dd { overflow-wrap: anywhere; }
@media (max-width: 480px) {
  .contact-list div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .captcha-row { flex-wrap: wrap; }
}

/* 版块标题不折行；窄屏上面包屑让位 */
.tab { white-space: nowrap; flex: none; }
.crumbs { min-width: 0; text-align: right; }
@media (max-width: 480px) {
  .crumbs { display: none; }
  .contest-tabs a { flex: 1; text-align: center; padding-inline: 8px; font-size: 14px; }
}

/* 两列参数表（交易品种）：左列项目名不折行 */
.prose th { white-space: nowrap; }

/* ================= 首页公告弹窗 ================= */
.notice-popup {
  position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center;
  padding: 16px; background: rgba(15, 25, 45, .55);
}
.notice-popup[hidden] { display: none; }
.notice-popup-box {
  /* 高度随屏幕：短公告按内容高度显示完，长公告在正文区滚动 */
  width: min(720px, 100%); max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px);
  display: flex; flex-direction: column; position: relative;
  background: #FFFFFF; border-radius: 10px; overflow: hidden; box-shadow: 0 18px 50px rgba(0, 0, 0, .3);
  border-top: 6px solid var(--blue);
}
.notice-popup-head { padding: 18px 22px 12px; border-bottom: 1px dashed var(--line); display: grid; gap: 6px; }
.notice-popup-tag {
  justify-self: start; font-size: 12px; font-weight: 700; color: #FFFFFF; background: var(--blue);
  padding: 1px 10px; border-radius: 10px; letter-spacing: 1px;
}
.notice-popup-head h2 { font-size: 18px; line-height: 1.45; }
.notice-popup-date { font-size: 12.5px; color: var(--muted); }
.notice-popup-body { padding: 14px 22px; overflow-y: auto; overscroll-behavior: contain; min-height: 0; flex: 1 1 auto; }
/* 正文显示不完时：底部渐隐 + 提示向下滚动，滚到底后消失 */
.notice-popup-more-hint {
  position: relative; height: 0; pointer-events: none;
}
.notice-popup-more-hint span {
  position: absolute; left: 0; right: 0; bottom: 0; height: 56px; display: flex; align-items: flex-end;
  justify-content: center; padding-bottom: 6px; font-size: 12.5px; color: var(--blue);
  background: linear-gradient(rgba(255,255,255,0), #FFFFFF 70%);
}
.notice-popup-more-hint[hidden] { display: none; }
.notice-popup-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 22px; border-top: 1px solid var(--line); background: #FAFBFD;
}
.notice-popup-more { font-size: 13px; color: var(--blue); }
.notice-popup-close { width: auto; min-width: 120px; padding: 0 22px; }
body.popup-open { overflow: hidden; }

/* 大字号公告标题在窄屏可换行。 */
.notice-title { overflow-wrap: anywhere; }