/* ============================================================
   BET365体育 · 矩阵共享外壳样式表  /assets/site.css
   夜间赛场指挥中心 · 深墨绿 + 炭黑基底 / 电光青 + 荧光橙数据色
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body { margin: 0; }

img, svg, video { display: block; max-width: 100%; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, p, figure { margin: 0; }

a { color: inherit; text-decoration: none; }

table { border-collapse: collapse; }

/* ---------- 2. 设计变量 ---------- */
:root {
  --ink:        #101413;
  --turf:       #0F2A22;
  --turf-2:     #164034;
  --cyan:       #2BE3C8;
  --orange:     #FF7A2F;
  --steel:      #8FA6B8;
  --mist:       #E8F1EE;
  --mid:        #4A5C57;
  --deep-cyan:  #0E6E60;
  --coal:       #3A2213;

  --line:    rgba(143, 166, 184, 0.20);
  --line-2:  rgba(143, 166, 184, 0.34);
  --line-3:  rgba(143, 166, 184, 0.10);

  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1240px;
  --gut: clamp(18px, 4vw, 44px);
  --radius: 2px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 200ms;
  --dur-slow: 240ms;

  --shadow-1: 0 1px 0 rgba(0, 0, 0, 0.45);
  --shadow-2: 0 24px 48px -34px rgba(0, 0, 0, 0.9);

  --head-h: 104px;
}

/* ---------- 3. 中文排版与页面骨架 ---------- */
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--ink);
  background-image:
    radial-gradient(1200px 620px at 82% -12%, rgba(15, 42, 34, 0.9), transparent 62%),
    radial-gradient(760px 420px at -8% 22%, rgba(14, 110, 96, 0.16), transparent 68%);
  background-repeat: no-repeat;
  color: var(--mist);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

p { max-width: 42ch; }

main { flex: 1 1 auto; }

::selection {
  background: rgba(43, 227, 200, 0.28);
  color: var(--mist);
}

/* 焦点环：全站统一 2px 电光青 */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius);
}

:target { scroll-margin-top: calc(var(--head-h) + 16px); }
#main-content { scroll-margin-top: calc(var(--head-h) + 16px); }

/* ---------- 4. 基础布局容器 ---------- */
.mx-wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.mx-main { display: block; }

.mx-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- 5. Skip link ---------- */
.mx-skip {
  position: absolute;
  left: 12px;
  top: -70px;
  z-index: 300;
  padding: 10px 16px;
  background: var(--cyan);
  color: #06100d;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: top var(--dur) var(--ease);
}
.mx-skip:focus { top: 12px; }

/* ---------- 6. 头部外壳 ---------- */
.mx-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(16, 20, 19, 0.94);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  backdrop-filter: blur(12px) saturate(1.2);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}

/* 6.1 阅读进度条 */
.mx-progress {
  position: relative;
  height: 2px;
  background: rgba(143, 166, 184, 0.14);
  overflow: hidden;
}
.mx-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  will-change: transform;
}

/* 6.2 第一层：品牌署名行 */
.mx-brandbar {
  border-bottom: 1px solid var(--line-3);
  background: linear-gradient(90deg, rgba(15, 42, 34, 0.55), rgba(16, 20, 19, 0.15));
}
.mx-brandbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 42px;
  padding-block: 7px;
}
.mx-brandbar__left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.mx-brandbar__line {
  max-width: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mx-brandbar__right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: none;
}

/* 6.3 品牌署名 */
.mx-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: none;
}
.mx-brand__mark {
  width: 9px;
  height: 9px;
  flex: none;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(43, 227, 200, 0.16);
}
.mx-brand__text {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--mist);
}
.mx-brand:hover .mx-brand__mark { background: var(--orange); }

/* 6.4 归档入口与版本标识 */
.mx-archive {
  position: relative;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease);
}
.mx-archive::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--dur) var(--ease);
}
.mx-archive:hover::after,
.mx-archive:focus-visible::after { transform: scaleX(1); }

.mx-ver {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 3px 8px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel);
}
.mx-ver .mx-num { font-size: 1.35em; color: var(--orange); }

/* 6.5 第二层：主栏目行 */
.mx-navbar { background: transparent; }
.mx-navbar__inner {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 28px);
  min-height: 60px;
}
.mx-nav {
  display: flex;
  align-items: center;
  gap: clamp(6px, 1.6vw, 26px);
  flex: 1 1 auto;
  min-width: 0;
}
.mx-nav__link {
  position: relative;
  display: inline-block;
  padding: 18px 2px;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--steel);
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}
.mx-nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 13px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--dur) var(--ease);
}
.mx-nav__link:hover { color: var(--mist); }
.mx-nav__link:hover::after { transform: scaleX(1); }
.mx-nav__link[aria-current="page"] {
  color: var(--mist);
  font-weight: 600;
}
.mx-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.mx-navbar__cta { flex: none; margin-left: auto; }

/* 6.6 移动导航按钮 */
.mx-nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: rgba(15, 42, 34, 0.5);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--steel);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.mx-nav-toggle:hover { color: var(--cyan); border-color: var(--cyan); }
.mx-nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 16px;
}
.mx-nav-toggle__bars i {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.mx-nav-toggle__bars i:nth-child(2) { width: 70%; }
.mx-header[data-open] .mx-nav-toggle { color: var(--cyan); border-color: var(--cyan); }
.mx-header[data-open] .mx-nav-toggle__bars i:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.mx-header[data-open] .mx-nav-toggle__bars i:nth-child(2) { opacity: 0; }
.mx-header[data-open] .mx-nav-toggle__bars i:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

/* ---------- 7. 按钮 ---------- */
.mx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: transparent;
  color: var(--mist);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  line-height: 1.4;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.mx-btn:hover { border-color: var(--cyan); color: var(--cyan); }

.mx-btn--primary {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #06100d;
  font-weight: 700;
}
.mx-btn--primary:hover {
  background: #57f0da;
  border-color: #57f0da;
  color: #06100d;
  transform: translateY(-1px);
}
.mx-btn--ghost { background: rgba(15, 42, 34, 0.5); }

/* ---------- 8. 面包屑 ---------- */
.mx-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  padding-block: 14px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--steel);
}
.mx-breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.mx-breadcrumb li + li::before {
  content: "/";
  color: var(--mid);
}
.mx-breadcrumb a { transition: color var(--dur) var(--ease); }
.mx-breadcrumb a:hover { color: var(--cyan); }
.mx-breadcrumb [aria-current="page"] { color: var(--mist); }

/* ---------- 9. 分区节奏 ---------- */
.mx-section { padding-block: clamp(64px, 10vw, 140px); }
.mx-section--tight { padding-block: clamp(40px, 6vw, 72px); }

.mx-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(16px, 3vw, 34px);
  align-items: start;
  margin-bottom: clamp(28px, 4vw, 52px);
}
.mx-index {
  padding-top: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  white-space: nowrap;
}
.mx-title {
  font-size: clamp(24px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--mist);
}
.mx-lede {
  margin-top: 12px;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 10. 网格 ---------- */
.mx-grid {
  display: grid;
  gap: clamp(18px, 2.4vw, 32px);
}
.mx-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.mx-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mx-grid--aside {
  grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(20px, 3.4vw, 56px);
}

/* ---------- 11. 面板 / 数据块 / 标签 ---------- */
.mx-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(15, 42, 34, 0.9), rgba(16, 20, 19, 0.86));
  box-shadow: var(--shadow-1);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.mx-panel:hover {
  border-color: var(--line-2);
  background: linear-gradient(160deg, var(--turf-2), rgba(16, 20, 19, 0.9));
  box-shadow: var(--shadow-2);
}

.mx-num {
  font-family: var(--mono);
  font-size: 1.6em;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.mx-kpi {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-block: 20px;
  border-top: 1px solid var(--line);
}
.mx-kpi__value {
  font-family: var(--mono);
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--mist);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}
.mx-kpi__value--hot { color: var(--orange); }
.mx-kpi__value--cool { color: var(--cyan); }
.mx-kpi:hover .mx-kpi__value { transform: translateY(-2px); color: var(--orange); }
.mx-kpi__label {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.mx-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
}
.mx-tag--live {
  color: var(--orange);
  border-color: rgba(255, 122, 47, 0.5);
  background: rgba(58, 34, 19, 0.6);
}
.mx-tag--cool {
  color: var(--cyan);
  border-color: rgba(43, 227, 200, 0.45);
  background: rgba(14, 110, 96, 0.18);
}

/* ---------- 12. 图片容器（供页面阶段放置图片） ---------- */
.mx-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--turf), #0b1a16 58%, var(--coal));
  isolation: isolate;
}
.mx-figure::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(143, 166, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 166, 184, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
}
.mx-figure__img {
  position: relative;
  z-index: 0;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.mx-figure__img--wide { aspect-ratio: 21 / 9; }
.mx-figure__img--tall { aspect-ratio: 3 / 4; }
.mx-figure__img--square { aspect-ratio: 1 / 1; }
.mx-figure__cap {
  position: relative;
  z-index: 2;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  background: rgba(16, 20, 19, 0.72);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

/* ---------- 13. 折叠解析块 ---------- */
.mx-disclosure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(15, 42, 34, 0.45);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.mx-disclosure + .mx-disclosure { margin-top: -1px; }
.mx-disclosure[open] { border-color: rgba(43, 227, 200, 0.4); background: rgba(22, 64, 52, 0.5); }
.mx-disclosure__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  font-size: 15px;
  color: var(--mist);
  cursor: pointer;
  list-style: none;
}
.mx-disclosure__summary::-webkit-details-marker { display: none; }
.mx-disclosure__summary::after {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: -4px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform var(--dur-slow) var(--ease), margin-top var(--dur) var(--ease);
}
.mx-disclosure[open] .mx-disclosure__summary::after {
  transform: rotate(-135deg);
  margin-top: 4px;
}
.mx-disclosure__body {
  padding: 0 20px 18px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 14. 横向主题带 ---------- */
.mx-band {
  border-block: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(15, 42, 34, 0.85), rgba(16, 20, 19, 0.6));
}
.mx-band__track {
  display: flex;
  gap: clamp(14px, 2vw, 30px);
  padding-block: 18px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--line-2) transparent;
  -webkit-overflow-scrolling: touch;
}
.mx-band__track::-webkit-scrollbar { height: 4px; }
.mx-band__track::-webkit-scrollbar-thumb { background: var(--line-2); }
.mx-band__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 6px 14px;
  border: 1px solid var(--line-3);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.mx-band__item:hover { color: var(--mist); border-color: var(--line-2); }
.mx-band__item--on { color: var(--cyan); border-color: rgba(43, 227, 200, 0.5); }

/* ---------- 15. 滚动显现 ---------- */
.mx-reveal { opacity: 1; transform: none; }
html.js .mx-reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
html.js .mx-reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 16. 页脚 ---------- */
.mx-footer {
  position: relative;
  margin-top: clamp(72px, 10vw, 150px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(15, 42, 34, 0) 0%, rgba(15, 42, 34, 0.92) 36%, #0a1a15 100%);
}
.mx-footer::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(43, 227, 200, 0.5), transparent);
}
.mx-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.8fr);
  gap: clamp(28px, 5vw, 64px);
  padding-block: clamp(44px, 6vw, 76px);
}
.mx-footer__brand { min-width: 0; }
.mx-footer__note {
  margin-top: 14px;
  max-width: 26ch;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: var(--steel);
}
.mx-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 36px);
}
.mx-col { min-width: 0; }
.mx-col__title {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
}
.mx-col__list li + li { margin-top: 9px; }
.mx-col__list a {
  position: relative;
  display: inline-block;
  padding-bottom: 2px;
  font-size: 14px;
  color: rgba(232, 241, 238, 0.78);
  transition: color var(--dur) var(--ease);
}
.mx-col__list a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--dur) var(--ease);
}
.mx-col__list a:hover { color: var(--cyan); }
.mx-col__list a:hover::after { transform: scaleX(1); }

.mx-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 28px;
  padding-block: 18px 32px;
  border-top: 1px solid var(--line-3);
}
.mx-legal__line {
  max-width: 84ch;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--steel);
}
.mx-legal__meta {
  max-width: none;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mid);
  white-space: nowrap;
}

/* ---------- 17. 平板 ---------- */
@media (max-width: 1080px) {
  .mx-footer__inner { grid-template-columns: 1fr; }
  .mx-footer__note { max-width: 44ch; }
  .mx-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mx-grid--aside { grid-template-columns: 1fr; }
}

/* ---------- 18. 移动端 / 窄屏 ---------- */
@media (max-width: 900px) {
  :root { --head-h: 96px; }

  .mx-brandbar__line { display: none; }

  .mx-navbar__inner {
    flex-wrap: wrap;
    gap: 10px;
    min-height: 0;
    padding-block: 10px;
  }
  .mx-nav-toggle {
    display: inline-flex;
    order: 1;
  }
  .mx-navbar__cta {
    order: 2;
    margin-left: auto;
    padding: 9px 13px;
    font-size: 11.5px;
  }
  .mx-nav {
    order: 3;
    flex: 1 0 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--dur-slow) var(--ease);
  }
  .mx-header[data-open] .mx-nav {
    max-height: 620px;
    margin-top: 6px;
    padding-bottom: 6px;
    border-top: 1px solid var(--line);
  }
  .mx-nav__link {
    padding: 13px 2px;
    border-bottom: 1px solid var(--line-3);
  }
  .mx-nav__link::after { display: none; }
  .mx-nav__link[aria-current="page"] { color: var(--cyan); }
  .mx-nav__link[aria-current="page"]::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 10px;
    vertical-align: middle;
    background: var(--cyan);
  }

  .mx-grid--2,
  .mx-grid--3 { grid-template-columns: 1fr; }
  .mx-section__head { grid-template-columns: 1fr; gap: 8px; }
  .mx-index { padding-top: 0; }
}

@media (max-width: 640px) {
  .mx-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mx-legal__meta { white-space: normal; }
  .mx-figure__img--wide { aspect-ratio: 16 / 9; }
}

@media (max-width: 420px) {
  .mx-footer__grid { grid-template-columns: 1fr; }
  .mx-nav-toggle__label { display: none; }
}

/* ---------- 19. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  html.js .mx-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .mx-btn--primary:hover,
  .mx-kpi:hover .mx-kpi__value { transform: none; }
}