/* =========================================================
   爱游戏娱乐赛场 · 共享样式 /assets/site.css
   夜场深靛底 · 荧光青结构强调 · 赛道橙主行动 · 脉冲黄实时态
   ========================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root {
  --ink: #0B1030;
  --ink-2: #141B47;
  --ink-3: #233071;
  --cyan: #35F0E0;
  --cyan-dim: rgba(53, 240, 224, 0.12);
  --orange: #FF6A2B;
  --pulse: #FFE45C;
  --violet: #B14BFF;
  --blue: #3D6BFF;
  --green: #4CE08A;
  --white: #F2F5FF;
  --muted: #9AA6CC;
  --paper: #F4F6FD;
  --grad: linear-gradient(120deg, #B14BFF, #3D6BFF);

  --line: rgba(242, 245, 255, 0.12);
  --line-strong: rgba(53, 240, 224, 0.28);

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --measure: 36em;

  --radius: 20px;
  --radius-sm: 12px;

  --sans: "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

  --shadow-deep: 0 30px 60px -36px rgba(0, 0, 0, 0.95);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 170px;
}

body,
h1, h2, h3, h4, h5, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }

ul[class],
ol[class] { list-style: none; padding: 0; }

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

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

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

table { border-collapse: collapse; }

[hidden] { display: none !important; }

/* ---------- 3. 基础排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    radial-gradient(900px 520px at 84% -6%, rgba(61, 107, 255, 0.26), transparent 62%),
    radial-gradient(760px 480px at 2% 4%, rgba(177, 75, 255, 0.16), transparent 60%);
  background-repeat: no-repeat;
  color: var(--white);
  font-family: var(--sans);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 { font-size: clamp(34px, 6.2vw, 88px); }
h2 { font-size: clamp(26px, 3.6vw, 46px); }
h3 { font-size: clamp(19px, 2vw, 26px); }
h4 { font-size: clamp(16px, 1.5vw, 19px); }

p { max-width: var(--measure); }

strong, b { font-weight: 800; }

::selection {
  background: var(--cyan);
  color: #06122A;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 4. 布局工具 ---------- */
.wrap {
  width: min(calc(100% - var(--gutter) * 2), var(--wrap));
  margin-inline: auto;
}

.section { padding-block: clamp(48px, 7vw, 104px); }

.section--alt {
  background: linear-gradient(180deg, rgba(20, 27, 71, 0.92), rgba(11, 16, 48, 0.3));
}

.grid {
  display: grid;
  gap: var(--gap, clamp(16px, 2vw, 28px));
}

.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

.rule {
  height: 1px;
  border: 0;
  margin-block: clamp(24px, 4vw, 40px);
  background: linear-gradient(90deg, var(--line-strong), rgba(242, 245, 255, 0.08) 42%, transparent);
}

.num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ---------- 5. 文本组件 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--cyan);
}

.lede {
  max-width: 34em;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.72;
  color: rgba(242, 245, 255, 0.84);
}

.prose { max-width: 70ch; }

.prose p {
  max-width: none;
  margin-block: 0 1.1em;
  line-height: 1.85;
}

.prose h2 { margin-block: 1.6em 0.6em; }
.prose h3 { margin-block: 1.4em 0.5em; }

.prose ul,
.prose ol {
  margin-block: 0 1.1em;
  padding-left: 1.3em;
  list-style: disc;
}

.prose li { margin-block: 0.35em; }

.prose a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.18s var(--ease), background-color 0.18s var(--ease),
    color 0.18s var(--ease), border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn--primary {
  background: var(--orange);
  color: #0B1030;
  box-shadow: 0 14px 28px -16px rgba(255, 106, 43, 0.9);
}

.btn--primary:hover { background: #FF8A5C; }

.btn--accent {
  background: var(--cyan);
  color: #06122A;
  box-shadow: 0 14px 28px -16px rgba(53, 240, 224, 0.9);
}

.btn--accent:hover { background: #6BF5EA; }

.btn--ghost {
  background: rgba(242, 245, 255, 0.04);
  border-color: rgba(242, 245, 255, 0.26);
  color: var(--white);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-dim);
}

/* ---------- 7. 状态与标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid rgba(53, 240, 224, 0.4);
  border-radius: 999px;
  background: var(--cyan-dim);
  color: var(--cyan);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.tag--warm {
  border-color: rgba(255, 150, 100, 0.5);
  background: rgba(255, 106, 43, 0.16);
  color: #FFC2A6;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 700;
  color: rgba(242, 245, 255, 0.8);
  white-space: nowrap;
}

.status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.status--ok { color: var(--green); }

.status--live { color: var(--pulse); }

.status--live::before {
  animation: pulse-dot 3s ease-in-out infinite;
}

/* ---------- 8. 分段切换 ---------- */
.seg {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(242, 245, 255, 0.1);
  border-radius: 999px;
  background: rgba(35, 48, 113, 0.7);
}

.seg__btn {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 700;
  color: rgba(242, 245, 255, 0.72);
  cursor: pointer;
  transition: background-color 0.24s var(--ease), color 0.24s var(--ease);
}

.seg__btn:hover {
  color: var(--white);
  background: var(--cyan-dim);
}

.seg__btn[aria-selected="true"] {
  background: var(--cyan);
  color: #06122A;
}

/* ---------- 9. 面包屑 ---------- */
.breadcrumbs {
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--muted);
}

.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: rgba(154, 166, 204, 0.45);
}

.breadcrumbs__link {
  color: rgba(242, 245, 255, 0.82);
  transition: color 0.18s var(--ease);
}

.breadcrumbs__link:hover { color: var(--cyan); }

/* ---------- 10. 图片容器 ---------- */
.media {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--ink-3), var(--ink-2));
}

.media img,
.media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--wide { aspect-ratio: 16 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(53, 240, 224, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 240, 224, 0.16) 1px, transparent 1px);
  background-size: 48px 48px;
  mix-blend-mode: screen;
  opacity: 0.32;
}

.media__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 32px 16px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(242, 245, 255, 0.88);
  background: linear-gradient(180deg, transparent, rgba(11, 16, 48, 0.92));
}

/* ---------- 11. 数据表格 ---------- */
.table-wrap {
  overflow: auto;
  max-height: 70vh;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(20, 27, 71, 0.55);
}

.data-table {
  width: 100%;
  min-width: 560px;
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(242, 245, 255, 0.08);
  vertical-align: middle;
}

.data-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ink-3);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  white-space: nowrap;
}

.data-table tbody tr:hover { background: rgba(53, 240, 224, 0.06); }

.data-table .num,
.data-table td.num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 12. 跳转链接与滚动进度 ---------- */
.skip-link {
  position: fixed;
  top: -120px;
  left: 16px;
  z-index: 120;
  padding: 10px 18px;
  border-radius: 0 0 12px 12px;
  background: var(--cyan);
  color: #06122A;
  font-size: 14px;
  font-weight: 800;
  transition: top 0.2s var(--ease);
}

.skip-link:focus { top: 0; }

.progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  height: 3px;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--orange));
  will-change: transform;
}

/* ---------- 13. 页头 ---------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11, 16, 48, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: var(--shadow-deep);
}

/* 13.1 比分细带 */
.scoreline {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 34px;
  padding-inline: var(--gutter);
  background: linear-gradient(90deg, rgba(35, 48, 113, 0.92), rgba(20, 27, 71, 0.6) 55%, rgba(11, 16, 48, 0.25));
  border-bottom: 1px solid rgba(53, 240, 224, 0.16);
  font-size: 12px;
}

.scoreline__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--pulse);
}

.scoreline__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pulse);
  animation: pulse-dot 3s ease-in-out infinite;
}

.scoreline__viewport {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 24px, #000 calc(100% - 24px), transparent);
  mask-image: linear-gradient(90deg, transparent, #000 24px, #000 calc(100% - 24px), transparent);
}

.scoreline__track {
  display: flex;
  width: max-content;
  animation: scoreline-drift 46s linear infinite;
}

.scoreline:hover .scoreline__track { animation-play-state: paused; }

.scoreline__run {
  display: flex;
  align-items: center;
  gap: 30px;
  padding-right: 30px;
}

.scoreline__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  color: var(--muted);
}

.scoreline__league {
  padding-inline: 4px;
  border: 1px solid rgba(53, 240, 224, 0.35);
  border-radius: 4px;
  font-size: 10.5px;
  line-height: 16px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.scoreline__team {
  font-size: 12.5px;
  color: var(--white);
}

.scoreline__num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--white);
}

.scoreline__sep {
  color: var(--muted);
  opacity: 0.55;
}

.scoreline__clock {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--pulse);
}

.scoreline__more {
  flex: none;
  padding: 4px 10px;
  border: 1px solid rgba(53, 240, 224, 0.36);
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--cyan);
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.scoreline__more:hover {
  background: var(--cyan-dim);
  border-color: var(--cyan);
}

/* 13.2 品牌说明层 */
.masthead__upper {
  background: linear-gradient(90deg, rgba(20, 27, 71, 0.88), rgba(11, 16, 48, 0.6) 62%, rgba(35, 48, 113, 0.5));
}

.masthead__upper-inner {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.2vw, 30px);
  min-height: 74px;
  padding-block: 10px;
}

.masthead__brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.masthead__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--violet), var(--blue) 55%, var(--cyan));
  color: #080B20;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.04em;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35), 0 12px 26px -14px rgba(53, 240, 224, 0.85);
}

.masthead__brandtext {
  display: flex;
  flex-direction: column;
  line-height: 1.22;
}

.masthead__title {
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.masthead__tagline {
  margin-top: 2px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  white-space: nowrap;
}

.masthead__meta {
  margin-left: auto;
  max-width: 34em;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.masthead__login { flex: none; }

/* 13.3 主栏目条 */
.masthead__lower {
  position: relative;
  border-top: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(35, 48, 113, 0.74), rgba(20, 27, 71, 0.92));
}

.masthead__lower-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 58px;
}

.nav { margin-right: auto; }

.nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
}

.nav__item { display: inline-flex; }

.nav__link {
  display: inline-block;
  padding: 9px 13px;
  border-radius: 10px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: rgba(242, 245, 255, 0.82);
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.nav__link:hover {
  color: var(--cyan);
  background: var(--cyan-dim);
}

.nav__link[aria-current="page"] {
  color: var(--cyan);
  background: rgba(53, 240, 224, 0.12);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 8px 14px 8px 11px;
  border: 1px solid rgba(242, 245, 255, 0.24);
  border-radius: 12px;
  background: rgba(53, 240, 224, 0.08);
  color: var(--white);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
  width: 18px;
  height: 13px;
}

.nav-toggle__bar {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease);
}

.masthead[data-open] .nav-toggle__bar:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.masthead[data-open] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.masthead[data-open] .nav-toggle__bar:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.masthead__cta { flex: none; }

/* ---------- 14. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--line-strong);
  background: linear-gradient(180deg, #0B1030, #141B47 46%, #0E1436);
  color: var(--white);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--blue) 34%, var(--violet) 62%, var(--orange));
}

.footer__inner { padding-top: clamp(44px, 5vw, 72px); }

.footer__grid {
  display: grid;
  grid-template-columns: minmax(230px, 1.05fr) minmax(0, 2.1fr) minmax(240px, 1.1fr);
  gap: clamp(28px, 3.6vw, 56px);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer__brandlink {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.footer__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 11px;
  background: var(--grad);
  color: #FFFFFF;
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: -0.03em;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.footer__name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.footer__tagline {
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.footer__note {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.footer__brand .btn { margin-top: 18px; }

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 32px);
}

.footer__title {
  margin-bottom: 14px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer__item {
  font-size: 14px;
  line-height: 1.6;
}

.footer__contact .footer__item { gap: 2px; }

.footer__link {
  font-size: 14px;
  color: rgba(242, 245, 255, 0.78);
  transition: color 0.18s var(--ease);
}

.footer__link:hover { color: var(--cyan); }

.footer__key {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer__value {
  display: block;
  color: rgba(242, 245, 255, 0.88);
  word-break: break-word;
}

.footer__hours {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 2px solid rgba(53, 240, 224, 0.42);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  margin-top: clamp(32px, 4vw, 52px);
  padding-block: 22px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--muted);
}

.footer__copy,
.footer__icp { max-width: none; }

.footer__icp {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-left: auto;
}

.footer__legal .footer__link { font-size: 12.5px; }

/* ---------- 15. 动效 ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
}

.js [data-reveal].is-in {
  opacity: 1;
  transform: none;
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

@keyframes scoreline-drift {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 228, 92, 0.55); }
  50% { box-shadow: 0 0 0 5px rgba(255, 228, 92, 0); }
}

/* ---------- 16. 断点 ---------- */
@media (max-width: 1080px) {
  .masthead__meta { display: none; }
  .masthead__login { margin-left: auto; }
  .nav__link { padding: 9px 10px; font-size: 14px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__contact { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  html { scroll-padding-top: 150px; }

  .nav-toggle { display: inline-flex; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 5;
    display: none;
    margin: 0;
    padding: 12px var(--gutter) 20px;
    border-bottom: 1px solid var(--line-strong);
    background: linear-gradient(180deg, #141B47, #0B1030);
    box-shadow: 0 34px 54px -32px #000;
  }

  .masthead[data-open] .nav { display: block; }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .nav__item { display: block; }

  .nav__link {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 16px;
  }

  .nav__link[aria-current="page"] { box-shadow: inset 2px 0 0 var(--cyan); }

  .masthead__cta { display: none; }
}

@media (max-width: 720px) {
  .scoreline__more { display: none; }
  .masthead__upper-inner { min-height: 66px; }
  .grid--12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__contact { grid-column: auto; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .footer__legal { margin-left: 0; }
}

@media (max-width: 560px) {
  .masthead__tagline { display: none; }
  .masthead__mark { width: 36px; height: 36px; border-radius: 11px; font-size: 12px; }
  .masthead__title { font-size: 17px; }
  .scoreline { gap: 10px; }
  .scoreline__label { font-size: 9.5px; }
  .grid--12 { grid-template-columns: minmax(0, 1fr); }
  .footer__cols { grid-template-columns: 1fr; }
  .btn { padding: 11px 18px; font-size: 14px; }
  .btn--sm { padding: 7px 13px; font-size: 12.5px; }
}

/* ---------- 17. 无障碍 / 减弱动效 ---------- */
@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;
  }

  .scoreline__viewport {
    overflow-x: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .scoreline__track { animation: none; }

  .js [data-reveal],
  .js [data-reveal].is-in {
    opacity: 1;
    transform: none;
  }

  .btn:hover { transform: none; }
}