/* =========================================================
   必赢亚州赛事 · 共享样式  /assets/site.css
   目录地图 / 数据面板 / 珠宝色分区
   ========================================================= */

/* ---------- 1. 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video, canvas { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }
hr { border: 0; }

/* ---------- 2. 变量 ---------- */
:root {
  --bx-navy: #0A1A2A;
  --bx-green: #0E3730;
  --bx-green-2: #155045;
  --bx-indigo: #2B1E4A;
  --bx-wine: #4A1C2C;
  --bx-red: #E23B34;
  --bx-yellow: #F2C230;
  --bx-cyan: #4FD1C5;
  --bx-white: #E9EFF3;
  --bx-slate: #93A6AE;

  --bx-font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bx-font-body: var(--bx-font-display);
  --bx-font-data: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

  --bx-shell: min(1240px, 100% - 40px);
  --bx-radius: 16px;
  --bx-radius-sm: 10px;
  --bx-line: rgba(147, 166, 174, .2);
  --bx-line-strong: rgba(79, 209, 197, .3);
  --bx-glass: rgba(233, 239, 243, .055);
  --bx-shadow: 0 26px 60px -34px rgba(0, 0, 0, .95);
  --bx-ease: cubic-bezier(.22, .72, .28, 1);
  --bx-head-h: 76px;
}
@media (max-width: 560px) {
  :root { --bx-shell: min(1240px, 100% - 28px); --bx-head-h: 68px; }
}

/* ---------- 3. 基底与中文排版 ---------- */
html { background: var(--bx-navy); }
body {
  min-height: 100vh;
  font-family: var(--bx-font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .012em;
  color: var(--bx-white);
  background-color: var(--bx-navy);
  background-image:
    linear-gradient(rgba(79, 209, 197, .042) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 209, 197, .042) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
@media (min-width: 1024px) { body { background-attachment: fixed; } }
::selection { background: var(--bx-yellow); color: #1A1400; }

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

#main-content { display: block; scroll-margin-top: calc(var(--bx-head-h) + 20px); }

h1, h2, h3, h4 {
  font-family: var(--bx-font-display);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.012em;
}
h1 { font-size: clamp(2.3rem, 5.6vw, 4.6rem); line-height: 1.04; font-weight: 900; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.5rem); font-weight: 700; }
p { max-width: 70ch; }

.bx-num {
  font-family: var(--bx-font-data);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: .02em;
}

/* ---------- 4. 跳转链接 ---------- */
.bx-skip {
  position: fixed;
  top: -120px;
  left: clamp(10px, 2vw, 22px);
  z-index: 300;
  padding: 10px 20px;
  border-radius: 0 0 12px 12px;
  background: var(--bx-yellow);
  color: #1A1400;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  transition: top .2s var(--bx-ease);
}
.bx-skip:focus { top: 0; }

/* ---------- 5. 页头 ---------- */
.bx-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: linear-gradient(180deg, rgba(10, 26, 42, .96) 0%, rgba(12, 44, 42, .9) 100%);
  -webkit-backdrop-filter: blur(16px) saturate(1.25);
  backdrop-filter: blur(16px) saturate(1.25);
  border-bottom: 1px solid rgba(79, 209, 197, .18);
}
.bx-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--bx-red) 0%, var(--bx-yellow) 30%, var(--bx-cyan) 62%, transparent 100%);
  opacity: .5;
  pointer-events: none;
}
.bx-progress {
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 3px;
  z-index: 5;
  pointer-events: none;
}
.bx-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--bx-cyan), var(--bx-yellow) 55%, var(--bx-red));
  transition: transform .12s linear;
}

.bx-header__inner {
  position: relative;
  width: var(--bx-shell);
  margin-inline: auto;
  min-height: var(--bx-head-h);
  padding-block: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(14px, 2vw, 30px);
}

/* 品牌 */
.bx-brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.bx-brand__mark {
  position: relative;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
}
.bx-brand__mark i {
  position: absolute;
  width: 15px;
  height: 21px;
  border-radius: 3px;
}
.bx-brand__mark i:nth-child(1) {
  left: 0; bottom: 0;
  background: var(--bx-red);
  transform: rotate(-9deg);
  box-shadow: 0 6px 14px -8px rgba(226, 59, 52, .95);
}
.bx-brand__mark i:nth-child(2) {
  right: 0; top: 0;
  background: var(--bx-yellow);
  transform: rotate(9deg);
  box-shadow: 0 6px 14px -8px rgba(242, 194, 48, .95);
}
.bx-brand__text { display: flex; flex-direction: column; line-height: 1.16; }
.bx-brand__name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--bx-white);
}
.bx-brand__tag {
  font-family: var(--bx-font-data);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--bx-slate);
}
@media (max-width: 430px) { .bx-brand__tag { display: none; } }

/* 中部数据滚动条 */
.bx-ticker {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  padding-inline: 18px;
  border-left: 1px solid rgba(79, 209, 197, .2);
  border-right: 1px solid rgba(79, 209, 197, .2);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.bx-ticker__track {
  display: flex;
  width: max-content;
  animation: bx-ticker-scroll 38s linear infinite;
  will-change: transform;
}
.bx-ticker__group {
  display: flex;
  align-items: center;
  gap: 36px;
  padding-right: 36px;
}
.bx-ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  font-family: var(--bx-font-data);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(233, 239, 243, .62);
}
@keyframes bx-ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (max-width: 1179px) { .bx-ticker { display: none; } }

/* 导航 */
.bx-nav { flex: 0 0 auto; }
.bx-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.5vw, 26px);
}
.bx-nav__item { display: block; }
.bx-nav__link {
  position: relative;
  display: inline-block;
  padding: 8px 2px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .02em;
  color: rgba(233, 239, 243, .74);
  transition: color .2s var(--bx-ease);
}
.bx-nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 3px;
  height: 2px;
  background: var(--bx-cyan);
  transition: right .26s var(--bx-ease);
}
.bx-nav__link:hover { color: #FFFFFF; }
.bx-nav__link:hover::after { right: 0; }
.bx-nav__link[aria-current="page"] { color: var(--bx-yellow); }
.bx-nav__link[aria-current="page"]::after { right: 0; background: var(--bx-yellow); }

/* 移动导航按钮 */
.bx-nav-toggle {
  display: none;
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(79, 209, 197, .28);
  border-radius: 12px;
  background: rgba(14, 55, 48, .66);
  transition: border-color .2s var(--bx-ease), background .2s var(--bx-ease);
}
.bx-nav-toggle:hover { border-color: var(--bx-cyan); }
.bx-nav-toggle__bars {
  position: relative;
  display: block;
  width: 20px;
  height: 14px;
}
.bx-nav-toggle__bars i {
  position: absolute;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--bx-white);
  transition: transform .24s var(--bx-ease), opacity .18s linear, width .24s var(--bx-ease);
}
.bx-nav-toggle__bars i:nth-child(1) { top: 0; width: 100%; }
.bx-nav-toggle__bars i:nth-child(2) { top: 6px; width: 68%; }
.bx-nav-toggle__bars i:nth-child(3) { top: 12px; width: 100%; }
.bx-nav-toggle[aria-expanded="true"] { border-color: var(--bx-yellow); }
.bx-nav-toggle[aria-expanded="true"] .bx-nav-toggle__bars i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.bx-nav-toggle[aria-expanded="true"] .bx-nav-toggle__bars i:nth-child(2) { opacity: 0; width: 0; }
.bx-nav-toggle[aria-expanded="true"] .bx-nav-toggle__bars i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 移动端导航面板 */
@media (max-width: 1023px) {
  .bx-nav-toggle { display: inline-flex; }
  .bx-nav {
    position: absolute;
    left: 0; right: 0; top: 100%;
    display: none;
    padding: 8px 0 20px;
    background: linear-gradient(180deg, rgba(10, 26, 42, .98) 0%, rgba(14, 55, 48, .98) 100%);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(79, 209, 197, .24);
    box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 1);
  }
  .bx-nav[data-open] {
    display: block;
    animation: bx-nav-drop .24s var(--bx-ease) both;
  }
  @keyframes bx-nav-drop {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: none; }
  }
  .bx-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .bx-nav__link {
    display: block;
    padding: 14px 4px;
    font-size: 16px;
    border-bottom: 1px solid rgba(147, 166, 174, .14);
  }
  .bx-nav__link::after { display: none; }
  .bx-nav__link[aria-current="page"] { padding-left: 16px; }
  .bx-nav__link[aria-current="page"]::before {
    content: "";
    position: absolute;
    left: 0; top: 50%;
    width: 6px; height: 6px;
    margin-top: -3px;
    border-radius: 50%;
    background: var(--bx-yellow);
  }
}

/* ---------- 6. 页脚 ---------- */
.bx-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  padding-top: 4px;
  background:
    radial-gradient(120% 92% at 88% 4%, rgba(79, 209, 197, .15), transparent 58%),
    radial-gradient(95% 80% at 2% 100%, rgba(74, 28, 44, .55), transparent 62%),
    linear-gradient(158deg, #0E3730 0%, #0A1F2E 48%, #221739 100%);
  border-top: 1px solid rgba(79, 209, 197, .2);
}
.bx-footer::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bx-red) 0%, var(--bx-yellow) 40%, var(--bx-cyan) 100%);
  opacity: .8;
  pointer-events: none;
}
.bx-footer__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(44px, 6vw, 76px) 30px;
}
.bx-footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 44px);
  align-items: start;
}
@media (min-width: 900px) {
  .bx-footer__top {
    grid-template-columns: minmax(260px, .9fr) minmax(0, 1.6fr);
    gap: clamp(32px, 5vw, 72px);
  }
}
.bx-brand--footer .bx-brand__name { font-size: 19px; letter-spacing: .06em; }
.bx-footer__slogan {
  margin-top: 18px;
  max-width: 30ch;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(233, 239, 243, .66);
}
.bx-footer__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 40px);
}
@media (max-width: 560px) {
  .bx-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
}
.bx-footer__col-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  font-family: var(--bx-font-data);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--bx-cyan);
  text-transform: uppercase;
}
.bx-footer__col-title::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--bx-cyan);
  opacity: .75;
}
.bx-footer__link {
  display: inline-block;
  padding: 5px 0;
  font-size: 14.5px;
  color: rgba(233, 239, 243, .72);
  transition: color .18s var(--bx-ease), transform .18s var(--bx-ease);
}
.bx-footer__link:hover,
.bx-footer__link:focus-visible { color: var(--bx-yellow); transform: translateX(4px); }

/* 联系卡 */
.bx-contact {
  margin-top: clamp(30px, 4vw, 54px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px 24px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--bx-line-strong);
  border-radius: var(--bx-radius);
  background: var(--bx-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.bx-contact__item { display: flex; flex-direction: column; gap: 5px; }
.bx-contact__item--wide { grid-column: 1 / -1; }
.bx-contact__label {
  font-family: var(--bx-font-data);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--bx-cyan);
  text-transform: uppercase;
}
.bx-contact__value {
  font-size: 14.5px;
  color: var(--bx-white);
  word-break: break-word;
}
.bx-contact__note {
  grid-column: 1 / -1;
  max-width: none;
  margin-top: 4px;
  padding-top: 14px;
  border-top: 1px dashed rgba(147, 166, 174, .26);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--bx-slate);
}

/* 法务行 */
.bx-footer__legal {
  margin-top: clamp(24px, 3vw, 34px);
  padding-top: 20px;
  border-top: 1px dashed rgba(147, 166, 174, .26);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 26px;
}
.bx-footer__copy {
  max-width: none;
  font-family: var(--bx-font-data);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--bx-slate);
}
.bx-footer__icp { color: rgba(233, 239, 243, .58); }
.bx-footer__legal-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 4px;
  font-family: var(--bx-font-data);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--bx-slate);
}
.bx-footer__legal-list li { display: block; }
.bx-footer__legal-list li + li { position: relative; padding-left: 16px; }
.bx-footer__legal-list li + li::before {
  content: "";
  position: absolute;
  left: 2px; top: 50%;
  width: 4px; height: 4px;
  margin-top: -2px;
  border-radius: 50%;
  background: var(--bx-slate);
  opacity: .55;
}
.bx-footer__legal-list a { transition: color .18s var(--bx-ease); }
.bx-footer__legal-list a:hover { color: var(--bx-yellow); }

/* 返回顶部 */
.bx-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 110;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--bx-line-strong);
  border-radius: 14px;
  background: rgba(14, 55, 48, .9);
  color: var(--bx-cyan);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .24s var(--bx-ease), transform .24s var(--bx-ease), visibility .24s linear, border-color .2s var(--bx-ease), color .2s var(--bx-ease);
}
.bx-top[data-show] { opacity: 1; visibility: visible; transform: none; }
.bx-top:hover { border-color: var(--bx-cyan); color: var(--bx-white); }
.bx-top__icon {
  display: block;
  width: 11px;
  height: 11px;
  border-left: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg) translate(1px, 1px);
}

/* ---------- 7. 通用容器与排版 ---------- */
.bx-container { width: var(--bx-shell); margin-inline: auto; }
.bx-section { padding-block: clamp(46px, 6vw, 84px); }
.bx-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 28px;
  margin-bottom: clamp(22px, 3vw, 38px);
}
.bx-index {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--bx-font-data);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bx-cyan);
}
.bx-index::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: .7;
}
.bx-title { font-family: var(--bx-font-display); font-weight: 800; font-size: clamp(1.75rem, 3.4vw, 2.75rem); line-height: 1.14; letter-spacing: -.012em; }
.bx-title--display { font-size: clamp(2.6rem, 6vw, 5.4rem); font-weight: 900; line-height: 1.02; letter-spacing: -.02em; }
.bx-lead { max-width: 66ch; font-size: clamp(1rem, 1.4vw, 1.125rem); color: rgba(233, 239, 243, .78); }
.bx-prose p { max-width: 68ch; margin-bottom: 1.1em; color: rgba(233, 239, 243, .82); }
.bx-prose p:last-child { margin-bottom: 0; }
.bx-prose h2, .bx-prose h3 { margin: 1.6em 0 .6em; }

/* 面包屑 */
.bx-breadcrumb { margin-top: 22px; }
.bx-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  font-family: var(--bx-font-data);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--bx-slate);
}
.bx-breadcrumb__list a { transition: color .18s var(--bx-ease); }
.bx-breadcrumb__list a:hover { color: var(--bx-cyan); }
.bx-breadcrumb__sep { color: rgba(147, 166, 174, .48); }
.bx-breadcrumb__list [aria-current="page"] { color: var(--bx-white); }

/* ---------- 8. 通用组件 ---------- */
.bx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .02em;
  transition: transform .18s var(--bx-ease), background .2s var(--bx-ease), color .2s var(--bx-ease), border-color .2s var(--bx-ease), box-shadow .2s var(--bx-ease);
}
.bx-btn--primary {
  background: var(--bx-red);
  color: #FFFFFF;
  box-shadow: 0 12px 28px -14px rgba(226, 59, 52, .95);
}
.bx-btn--primary:hover { background: #F04A43; transform: translateY(-2px); }
.bx-btn--signal { background: var(--bx-yellow); color: #221A00; }
.bx-btn--signal:hover { background: #FFD64A; transform: translateY(-2px); }
.bx-btn--ghost {
  background: rgba(233, 239, 243, .06);
  border-color: var(--bx-line-strong);
  color: var(--bx-white);
}
.bx-btn--ghost:hover { border-color: var(--bx-cyan); color: var(--bx-cyan); transform: translateY(-2px); }

.bx-grid { display: grid; gap: clamp(16px, 2vw, 24px); }
.bx-grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.bx-grid--asym { grid-template-columns: 1fr; }
@media (min-width: 900px) {
  .bx-grid--asym { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); }
}

.bx-card {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--bx-line);
  border-radius: var(--bx-radius);
  background: linear-gradient(160deg, rgba(14, 55, 48, .8) 0%, rgba(10, 26, 42, .88) 100%);
  transition: border-color .22s var(--bx-ease), transform .22s var(--bx-ease), box-shadow .22s var(--bx-ease);
}
.bx-card::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 130px; height: 130px;
  background: linear-gradient(135deg, transparent 46%, rgba(79, 209, 197, .13) 46%);
  pointer-events: none;
}
.bx-card:hover {
  transform: translateY(-3px);
  border-color: var(--bx-line-strong);
  box-shadow: var(--bx-shadow);
}
.bx-card--glass { background: var(--bx-glass); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.bx-card--wine { background: linear-gradient(160deg, rgba(74, 28, 44, .9) 0%, rgba(10, 26, 42, .92) 100%); border-color: rgba(226, 59, 52, .3); }
.bx-card--wine::after { background: linear-gradient(135deg, transparent 46%, rgba(226, 59, 52, .16) 46%); }
.bx-card--indigo { background: linear-gradient(160deg, rgba(43, 30, 74, .9) 0%, rgba(10, 26, 42, .92) 100%); border-color: rgba(79, 209, 197, .22); }

/* 媒体容器 */
.bx-media {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(147, 166, 174, .18);
  border-radius: var(--bx-radius-sm);
  background: linear-gradient(140deg, rgba(21, 80, 69, .9) 0%, rgba(10, 26, 42, .96) 100%);
}
.bx-media > img,
.bx-media > video,
.bx-media > svg { width: 100%; height: 100%; object-fit: cover; }
.bx-media--4x3 { aspect-ratio: 4 / 3; }
.bx-media--1x1 { aspect-ratio: 1 / 1; }
.bx-media--tall { aspect-ratio: 3 / 4; }
.bx-media--wide { aspect-ratio: 21 / 9; }
.bx-media--diag { clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%); border-radius: 0; }
.bx-media--placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, rgba(79, 209, 197, .08) 0 12px, transparent 12px 24px);
}
.bx-media__tag {
  position: absolute;
  left: 12px; top: 12px;
  z-index: 2;
  padding: 4px 11px;
  border-radius: 999px;
  font-family: var(--bx-font-data);
  font-size: 11px;
  letter-spacing: .1em;
  background: rgba(10, 26, 42, .78);
  border: 1px solid var(--bx-line-strong);
  color: var(--bx-cyan);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.bx-media__caption {
  margin-top: 10px;
  font-family: var(--bx-font-data);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--bx-slate);
}

/* 标签与数据点 */
.bx-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 11px;
  border: 1px solid var(--bx-line);
  border-radius: 999px;
  font-family: var(--bx-font-data);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--bx-white);
}
.bx-tag--red { background: rgba(226, 59, 52, .16); border-color: rgba(226, 59, 52, .5); color: #FFB3AF; }
.bx-tag--yellow { background: rgba(242, 194, 48, .14); border-color: rgba(242, 194, 48, .5); color: #F7DE8A; }
.bx-tag--cyan { background: rgba(79, 209, 197, .13); border-color: rgba(79, 209, 197, .45); color: #A6EFE7; }

.bx-dot { display: inline-block; width: 8px; height: 8px; border-radius: 2px; }
.bx-dot--red { background: var(--bx-red); }
.bx-dot--yellow { background: var(--bx-yellow); }
.bx-dot--cyan { background: var(--bx-cyan); }

/* 数据表 */
.bx-table { font-size: 14.5px; }
.bx-table th {
  padding: 10px 14px;
  text-align: left;
  white-space: nowrap;
  font-family: var(--bx-font-data);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--bx-slate);
  border-bottom: 1px solid rgba(147, 166, 174, .26);
}
.bx-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(147, 166, 174, .12);
  color: rgba(233, 239, 243, .86);
}
.bx-table tbody tr { transition: background .18s var(--bx-ease); }
.bx-table tbody tr:hover { background: rgba(79, 209, 197, .06); }
.bx-table tbody tr:focus-visible { outline: 2px solid var(--bx-cyan); outline-offset: -2px; }

/* ---------- 9. 降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .bx-ticker__track { animation: none; transform: none; }
  .bx-nav[data-open] { animation: none; }
}