:root{--qa-guard:start}

:where(main :is([class*="grid"], [style*="grid"], [class*="layout"], .row, [class*="cols"], [class*="split"], [class*="columns"],
               [data-component], ol, ul, dl) > *) { min-width: 0; }
:where(main img, main video, main iframe) { max-width: 100%; }
:where(main img) { height: auto; }
:where(main pre) { overflow-x: auto; }
:where(main table) { max-width: 100%; }
:where(h1, h2, h3, h4, h5, h6) { line-height: 1.3; }
:where(footer a:not([class*="btn"]), .breadcrumb a, nav li a) { display: inline-block; padding-block: 4px; }
img[data-role="hero"] { object-position: 75% 30% !important; } 
.navbar-brand:has(> img.site-logo) { background: none !important; padding: 0 !important; box-shadow: none !important; border: 0 !important; }
.navbar-brand > img.site-logo { height: 40px; width: auto; display: block; }

.navbar:has(> div:empty):has(> :is([class*="container"], [class*="inner"])) { flex-direction: column; align-items: stretch; }
.navbar .navbar-brand { flex-shrink: 0; }
@media (min-width: 576px) {  
  .navbar :is(a, button)[class*="btn"] { flex-shrink: 0; }
  .navbar :is(.nav-link, a[class*="btn"], button[class*="btn"]) { white-space: nowrap; }
}

:is(.navbar, .navbar > *, .navbar :has(> .navbar-collapse)):has(.navbar-collapse:is(.show, .collapsing)) { height: auto !important; max-height: none !important; }

@media (min-width: 992px) {
  main .row > [class*="col"]:has(> img[data-role="section"]:only-child) { align-self: stretch; }
  main .row > [class*="col"] > img[data-role="section"]:only-child { height: 100% !important; object-fit: cover; }
}

main > :is(section, div):not(:first-child):not(:empty, [class*="divider"], [class*="separator"], [aria-hidden="true"]) { padding-block: clamp(28px, 3.5vw, 44px) !important; margin-block: 0 !important; }
main > :first-child, main > :first-child > :is(section, div) { min-height: 0 !important; }
main > :first-child { padding-block: clamp(24px, 4vw, 56px) !important; }
main :is(h1, h2, h3) { line-height: 1.35 !important; }
main :is(p, li, td, dd) { line-height: 1.55 !important; }
main > :is(section, div) :is(h2):first-of-type { margin-bottom: 12px; }
@media (max-width: 575.98px) {
  main [style*="grid-template-columns"]:not([style*="auto-fit"]):not([style*="auto-fill"]) { grid-template-columns: 1fr !important; }
  
  :is([data-component="game-grid"], [data-component="game-grid"] *):has(> .game-card) {
    display: grid !important; grid-template-columns: repeat(2, minmax(0, 1fr)) !important; gap: 12px !important; }
  .game-card .game-tag { position: static !important; display: inline-block; margin-top: 6px; }
  
  main :is(div, p, nav):has(> :is(a, button)[class*="btn"]):not([class*="scroll"], [class*="strip"], [class*="tab"], [class*="chip"]) {
    flex-wrap: wrap !important; flex-shrink: 1 !important; max-width: 100%; }
  main div:has(> :is(div, p) > :is(a, button)[class*="btn"]):not([class*="scroll"], [class*="strip"], [class*="tab"], [class*="chip"]) {
    flex-wrap: wrap !important; }  
  
  main :is(ol, ul, [data-component="steps"], [data-component="steps"] div):not([class*="scroll"], [class*="strip"], [class*="tab"], [class*="chip"]) {
    flex-wrap: wrap !important; }
  main :is(a, button)[class*="btn"] { white-space: normal !important; }
  
  main table:not(:is([class*="responsive"], [class*="scroll"], [style*="overflow"]) table) {
    display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .game-card :is(.game-card-body, div:has(> h3)) { padding: 10px 12px 12px !important; }
}
.toc-auto { margin: 0 auto 24px; max-width: 1100px; padding: 12px 16px; border: 1px solid var(--border, rgba(255,255,255,.15)); border-radius: 12px; }
.toc-auto summary { cursor: pointer; font-weight: 700; min-height: 44px; display: flex; align-items: center; }
.toc-auto ol { margin: 8px 0 0; padding-left: 1.4em; }
[data-component="toc"] a { display: inline-block; padding-block: 4px; }
html { scroll-padding-top: 88px; }

:is(header, footer, main > :not(:first-child)) :is(.container, .container-fluid, .container-sm, .container-md, .container-lg, .container-xl, .container-xxl) {
  max-width: 1320px !important; margin-inline: auto !important; }
main > :not(:has([class*="container"])) { padding-inline: max(16px, calc((100% - 1320px) / 2)) !important; }  

:where(main > :first-child > :not([class*="container"], :has([class*="container"]), img, picture, video, [style*="absolute"])) {
  padding-inline: max(16px, calc((100% - 1320px) / 2)); }
main > :first-child :is(.container, .container-fluid, .container-sm, .container-md, .container-lg, .container-xl, .container-xxl):not(:has(> img[data-role="hero"])) {
  max-width: 1320px !important; margin-inline: auto !important; }
:where(main [style*="overflow-x"][style*="flex"]:not([style*="wrap"])) > * { min-width: auto; }

:where(main > :not(:first-child), body > footer) { content-visibility: auto; contain-intrinsic-size: auto 600px; }
@media (max-width: 767.98px) { :where(main > :not(:first-child), body > footer) { contain-intrinsic-size: auto 900px; } }  
:root{--qa-guard:end}

:root {
      --bg: #fef7f7;
      --surface: #fffdfd;
      --surface-alt: #f4eded;
      --primary: #0a83cc;
      --primary-text: #0b1220;
      --accent: #c1501f;
      --text: #2d2d2d;
      --text-muted: #666666;
      --border: #b99433;
      --brand: #d2155f;
      --brand-dark: #930f42;
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      scrollbar-color: var(--brand) var(--bg);
    }

    body {
      font-family: 'Roboto', sans-serif;
      background-color: var(--bg);
      color: var(--text);
      line-height: 1.6;
    }

    ::selection {
      background-color: var(--brand);
      color: #fff;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: 'Oswald', sans-serif;
      font-weight: 700;
      line-height: 1.35;
    }

    h1 {
      font-size: clamp(2rem, 5.5vw, 3.5rem);
      color: var(--brand-dark);
      margin-bottom: 1rem;
    }

    h2 {
      font-size: clamp(1.75rem, 4vw, 2.5rem);
      color: var(--brand-dark);
      margin-bottom: 1.5rem;
    }

    h3 {
      font-size: clamp(1.25rem, 2.5vw, 1.75rem);
      color: var(--brand-dark);
    }

    p {
      font-size: 1rem;
      line-height: 1.65;
      margin-bottom: 1rem;
    }

    a {
      color: var(--primary);
      text-decoration: underline;
      text-underline-offset: 4px;
      transition: color 0.2s ease;
    }

    a:hover, a:focus {
      color: var(--accent);
      outline: none;
    }

    a:focus-visible {
      outline: 3px solid var(--primary);
      outline-offset: 2px;
    }

    .btn {
      font-family: 'Oswald', sans-serif;
      font-weight: 700;
      border-radius: 4px;
      border: 3px solid;
      padding: 12px 32px;
      font-size: 1rem;
      cursor: pointer;
      box-shadow: 8px 8px 0 rgba(0,0,0,0.65);
      transition: all 0.2s ease;
      text-decoration: none;
      display: inline-block;
      text-align: center;
    }

    .btn:focus-visible {
      outline: 3px solid var(--primary);
      outline-offset: 2px;
    }

    .btn-primary {
      background-color: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

    .btn-primary:hover {
      background-color: #1294d8;
      border-color: #1294d8;
      box-shadow: 10px 10px 0 rgba(0,0,0,0.8);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background-color: transparent;
      color: var(--brand);
      border-color: var(--brand);
    }

    .btn-secondary:hover {
      background-color: var(--brand);
      color: #fff;
      box-shadow: 10px 10px 0 rgba(0,0,0,0.8);
      transform: translateY(-2px);
    }

    header {
      background-color: var(--brand);
      color: #fff;
      padding: 0 20px;
      border-bottom: 3px solid var(--border);
    }

    .navbar {
      padding: 0.75rem 0;
    }

    .navbar-brand img {
      height: 48px;
      width: auto;
    }

    .navbar-brand {
      font-family: 'Oswald', sans-serif;
      font-weight: 700;
      font-size: 2rem;
      color: #fff !important;
      margin-right: 2rem;
    }

    .nav-link {
      font-family: 'Roboto', sans-serif;
      font-weight: 600;
      font-size: 1.125rem;
      color: #fff !important;
      margin: 0 1rem;
      padding: 8px 0 !important;
      border-bottom: 4px solid transparent;
      transition: border-color 0.2s ease;
    }

    .nav-link:hover {
      border-bottom-color: #fff;
    }

    .nav-link.active {
      border-bottom-color: #fff;
    }

    .navbar-toggler {
      border: 2px solid #fff;
    }

    .navbar-toggler:focus {
      box-shadow: none;
      outline: 3px solid #fff;
      outline-offset: 2px;
    }

    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='white' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    main > section {
      padding: clamp(28px, 3.5vw, 44px) 20px;
    }

    .container, .container-xl {
      max-width: 1200px;
      margin: 0 auto;
    }

    .section-divider {
      height: 3px;
      background-color: var(--border);
      margin: clamp(28px, 3.5vw, 44px) 0;
      position: relative;
    }

    .section-divider::before,
    .section-divider::after {
      content: '';
      position: absolute;
      top: 50%;
      width: 40px;
      height: 40px;
      transform: translateY(-50%);
      background-size: contain;
      background-repeat: no-repeat;
    }

    .section-divider::before {
      left: 20px;
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3e%3cpath fill='%23b99433' d='M20 5c8.3 0 15 6.7 15 15s-6.7 15-15 15S5 28.3 5 20 11.7 5 20 5m0-2C10.1 3 2 11.1 2 21s8.1 18 18 18 18-8.1 18-18S29.9 3 20 3z'/%3e%3circle cx='20' cy='20' r='6' fill='%23b99433'/%3e%3c/svg%3e");
    }

    .section-divider::after {
      right: 20px;
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3e%3cpath fill='%23b99433' d='M20 5l6.2 11.2L38 18l-10 7.8 3 12.2L20 30l-11 7.8 3-12.2L2 18l11.8-1.8L20 5z'/%3e%3c/svg%3e");
    }

    footer {
      background-color: var(--brand-dark);
      color: #fff;
      padding: clamp(28px, 3.5vw, 44px) 20px;
      border-top: 3px solid var(--border);
      margin-top: clamp(28px, 3.5vw, 44px);
    }

    footer .container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 2rem;
      margin-bottom: 2rem;
    }

    footer h3 {
      font-size: 1rem;
      color: #fff;
      margin-bottom: 1rem;
      font-weight: 700;
    }

    footer ul {
      list-style: none;
    }

    footer li {
      margin-bottom: 0.75rem;
    }

    footer a {
      color: #fff;
      text-decoration: none;
      font-size: 0.95rem;
    }

    footer a:hover {
      text-decoration: underline;
    }

    footer .footer-bottom {
      text-align: center;
      padding-top: 2rem;
      border-top: 2px solid var(--border);
      font-size: 0.9rem;
    }

    footer .compliance-badge {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 1.5rem;
      margin-bottom: 1rem;
      flex-wrap: wrap;
    }

    footer .compliance-badge span {
      background-color: rgba(255, 255, 255, 0.1);
      padding: 0.5rem 1rem;
      border-radius: 4px;
      font-size: 0.9rem;
      font-weight: 600;
    }

    @media (max-width: 768px) {
      .navbar-brand {
        font-size: 1.5rem;
        margin-right: 1rem;
      }

      .nav-link {
        font-size: 1rem;
        margin: 0.5rem 0;
      }

      h1 {
        font-size: 1.75rem;
      }

      h2 {
        font-size: 1.5rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      * {
        animation: none !important;
        transition: none !important;
      }
    }

    .text-center {
      text-align: center;
    }

    .text-muted {
      color: var(--text-muted);
    }

    .mt-4 {
      margin-top: 1.5rem;
    }

    .mb-4 {
      margin-bottom: 1.5rem;
    }

:root{--site-repair:start}
main > section:has(> [class*="container"]:only-child) { grid-template-columns: 1fr !important; }

.sr-email { overflow-wrap: anywhere; word-break: break-word; }

.navbar-nav .nav-link[href="/"] { white-space: nowrap !important; }

@media (min-width: 992px) { .navbar-expand-lg .navbar-toggler { display: none !important; } }
@media (min-width: 1200px) { .navbar-expand-xl .navbar-toggler { display: none !important; } }
@media (min-width: 1400px) { .navbar-expand-xxl .navbar-toggler { display: none !important; } }
:root{--site-repair:end}

:root{--w1-guard:start}
/* 组件版块是多栏网格、里面只有一个子元素（整块内容被挤进第一栏，如 FAQ 答案区宽度 0）→ 一栏 */
main :is(section, div)[data-component]:not(:has(> :nth-child(2))) { grid-template-columns: minmax(0, 1fr) !important; }
main :is([class*="wrapper"], [class*="layout"]):not(:has(> :nth-child(2))) { grid-template-columns: minmax(0, 1fr) !important; }
/* 手机菜单展开时：折叠菜单在不换行的 flex 容器里 → 挤成旁边一窄列、logo 被挤下去 → 父容器换行，菜单占满一行 */
header .navbar :has(> .navbar-collapse:is(.show, .collapsing)) { flex-wrap: wrap !important; }
header .navbar .navbar-collapse:is(.show, .collapsing) { flex-basis: 100% !important; }
/* 展开的菜单超出页头时被首屏里定位过的元素（标题、图片层）盖住 → 菜单自己定位、抬到最上层 */
.navbar .navbar-collapse:is(.show, .collapsing) { position: relative; z-index: 1030; order: 99; }
/* 页头高度写死、内容垂直居中：展开的菜单从上下两头溢出（上半截跑出屏幕）→ 展开时页头高度随内容 */
header:has(.navbar-collapse:is(.show, .collapsing)), header :has(> .navbar-collapse:is(.show, .collapsing)) { height: auto !important; max-height: none !important; align-items: flex-start; }
:root{--w1-guard:end}