/* ===== 重置与基础 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--cream);
  background-color: var(--arena-green-dark);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-bright) 0%, var(--signal-red) 40%, var(--arena-green) 70%, var(--gold-dark) 100%);
  z-index: 1500;
  pointer-events: none;
}

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

ul, ol { list-style: none; }

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

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

table { border-collapse: collapse; width: 100%; }

/* ===== CSS 变量 ===== */
:root {
  --arena-green-dark: #0B3D2E;
  --arena-green: #125C47;
  --gold-bright: #F7C845;
  --gold-dark: #D99A2B;
  --signal-red: #E63946;
  --cream: #F2EFE9;
  --off-white: #FAF7F2;
  --night-shadow: #0B1210;
  --field-line: #8FDBB0;
  --steel-gray: #3A4A45;

  --font-display: "DIN Alternate", "Rajdhani", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Roboto Mono", "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --header-h: 72px;
  --radius: 2px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  --content-max: 1280px;
}

/* ===== 排版辅助 ===== */
::selection {
  background: var(--gold-bright);
  color: var(--arena-green-dark);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.25;
  font-weight: 700;
}

/* ===== 容器与区块 ===== */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 72px 0;
}

.section-dark {
  background: var(--arena-green-dark);
  color: var(--cream);
}

.section-light {
  background: var(--off-white);
  color: var(--arena-green-dark);
}

.section-light .section-title { color: var(--arena-green-dark); }

.section-light .section-kicker { color: var(--gold-dark); }

/* ===== 跳过链接 ===== */
.skip-link {
  position: fixed;
  top: -120px;
  left: 16px;
  z-index: 2000;
  padding: 12px 24px;
  background: var(--gold-bright);
  color: var(--arena-green-dark);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  border-radius: 0 0 4px 4px;
  box-shadow: var(--shadow);
  transition: top 0.3s ease;
}

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

/* ===== 页头 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 61, 46, 0.68);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid rgba(247, 200, 69, 0.28);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.site-header.is-scrolled {
  background: var(--arena-green-dark);
  border-bottom-color: var(--gold-dark);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--gold-bright);
  color: var(--arena-green-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.06em;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: transform 0.25s ease;
}

.brand:hover .brand-mark {
  transform: rotate(-4deg) scale(1.06);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.brand-en {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold-bright);
  white-space: nowrap;
}

/* ===== 导航 ===== */
.site-nav {
  position: relative;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  display: block;
  padding: 9px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.02em;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 2px;
  background: var(--gold-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-link:hover { color: var(--gold-bright); }

.nav-link:hover::after { transform: scaleX(1); }

.nav-link[aria-current="page"] {
  color: var(--gold-bright);
  font-weight: 600;
}

.nav-link[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: rgba(247, 200, 69, 0.08);
  border: 1px solid rgba(247, 200, 69, 0.4);
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.nav-toggle:hover {
  background: rgba(247, 200, 69, 0.16);
}

.nav-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--gold-bright);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* JS 可用时的移动端折叠状态；无 JS 时导航保持可见 */
html.js-enabled .site-nav {
  max-height: 0;
  overflow: hidden;
  visibility: hidden;
  transition: max-height 0.35s ease, visibility 0s linear 0.35s;
}

html.js-enabled .site-nav[data-open] {
  max-height: 480px;
  visibility: visible;
  transition: max-height 0.35s ease, visibility 0s;
}

@media (min-width: 901px) {
  html.js-enabled .site-nav {
    max-height: none;
    overflow: visible;
    visibility: visible;
    transition: none;
  }
}

/* ===== 页脚 ===== */
.site-footer {
  background: linear-gradient(180deg, var(--arena-green-dark) 0%, var(--night-shadow) 100%);
  border-top: 2px solid var(--gold-dark);
  position: relative;
}

.site-footer::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-bright) 0%, var(--signal-red) 50%, var(--gold-bright) 100%);
}

.footer-grid {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 64px 24px 48px;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1fr;
  gap: 48px;
}

.footer-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gold-bright);
  color: var(--arena-green-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.08em;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  margin-bottom: 18px;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.footer-brand-en {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 239, 233, 0.75);
  margin-bottom: 16px;
  max-width: 320px;
}

.footer-icp {
  font-size: 12px;
  color: rgba(242, 239, 233, 0.45);
  letter-spacing: 0.05em;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(247, 200, 69, 0.18);
  position: relative;
}

.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 32px;
  height: 2px;
  background: var(--gold-bright);
}

.footer-links li {
  margin-bottom: 2px;
}

.footer-links a {
  color: rgba(242, 239, 233, 0.82);
  font-size: 14px;
  line-height: 2.2;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-links a:hover {
  color: var(--gold-bright);
  padding-left: 6px;
}

.footer-contact-item {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(242, 239, 233, 0.75);
  padding-left: 20px;
  position: relative;
  margin-bottom: 4px;
}

.footer-contact-item::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--gold-dark);
}

.footer-hours {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(242, 239, 233, 0.8);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 16px;
  padding: 8px 16px;
  border: 1px solid var(--gold-dark);
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: rgba(247, 200, 69, 0.06);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.footer-bottom {
  border-top: 1px solid rgba(143, 219, 176, 0.16);
  background: rgba(11, 18, 16, 0.45);
}

.footer-bottom-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 13px;
  color: rgba(242, 239, 233, 0.6);
}

.footer-legal {
  display: flex;
  align-items: center;
}

.footer-legal li {
  display: flex;
  align-items: center;
}

.footer-legal li + li::before {
  content: "·";
  margin: 0 14px;
  color: var(--steel-gray);
}

.footer-legal a {
  font-size: 13px;
  color: rgba(242, 239, 233, 0.6);
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--gold-bright);
}

/* ===== 移动端底部快捷栏 ===== */
.mobile-bar {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 52px;
  background: var(--arena-green-dark);
  border-top: 2px solid var(--gold-dark);
  transform: translateY(100%);
  transition: transform 0.35s ease, border-color 0.35s ease;
  z-index: 998;
}

.mobile-bar.is-visible {
  transform: translateY(0);
  border-top-color: var(--gold-bright);
}

.mobile-bar a,
.mobile-bar button {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 11px;
  font-weight: 500;
  color: rgba(242, 239, 233, 0.85);
  transition: color 0.2s ease, background 0.2s ease;
}

.mobile-bar a:hover,
.mobile-bar button:hover {
  color: var(--gold-bright);
  background: rgba(247, 200, 69, 0.05);
}

.mobile-bar-icon {
  font-size: 14px;
  line-height: 1;
  color: var(--gold-dark);
}

.mobile-bar a:hover .mobile-bar-icon,
.mobile-bar button:hover .mobile-bar-icon {
  color: var(--gold-bright);
}

.refresh-icon {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  display: inline-block;
}

.refresh-icon.is-spinning {
  animation: rotate-icon 0.6s ease-in-out 2;
}

@keyframes rotate-icon {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (min-width: 901px) {
  .mobile-bar {
    display: none;
  }
}

@media (max-width: 900px) {
  body {
    padding-bottom: 52px;
  }
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-body);
  border-radius: 2px;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease, color 0.22s ease;
  letter-spacing: 0.04em;
}

.btn-gold {
  background: var(--gold-bright);
  color: var(--arena-green-dark);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(247, 200, 69, 0.35);
}

.btn-outline {
  border: 1px solid var(--gold-bright);
  color: var(--gold-bright);
  background: transparent;
}

.btn-outline:hover {
  background: var(--gold-bright);
  color: var(--arena-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(247, 200, 69, 0.25);
}

/* ===== 章节标题 ===== */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--cream);
  letter-spacing: 0.04em;
  position: relative;
  padding-left: 18px;
  margin-bottom: 16px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 6px;
  background: var(--gold-bright);
  clip-path: polygon(0 0, 100% 20%, 100% 100%, 0 80%);
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 8px;
}

/* ===== 卡片 ===== */
.card {
  background: var(--off-white);
  color: var(--arena-green-dark);
  border-radius: var(--radius);
  border-left: 4px solid var(--gold-bright);
  padding: 28px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
}

.media-card {
  background: var(--off-white);
  color: var(--arena-green-dark);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.media-card .media-frame {
  aspect-ratio: 16 / 9;
}

.media-card-body {
  padding: 20px;
}

.media-card-title {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.media-card-text {
  font-size: 14px;
  color: var(--steel-gray);
  line-height: 1.65;
}

/* ===== 图片容器 ===== */
.media-frame {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--arena-green) 0%, var(--arena-green-dark) 100%);
  aspect-ratio: 16 / 9;
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 18%, rgba(247, 200, 69, 0.14) 48%, transparent 58%);
  z-index: 1;
  pointer-events: none;
}

.media-frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-bright), var(--signal-red));
  z-index: 2;
  pointer-events: none;
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== 数据数字 ===== */
.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-bright);
  letter-spacing: 0.02em;
}

.section-light .stat-number {
  color: var(--arena-green-dark);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242, 239, 233, 0.65);
  margin-top: 4px;
}

.section-light .stat-label {
  color: var(--steel-gray);
}

/* ===== 标签 ===== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--arena-green);
  color: var(--cream);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.tag-live {
  background: var(--signal-red);
  color: #fff;
}

.tag-live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  animation: pulse-dot 1.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* ===== 分割线 ===== */
.divider {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--gold-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.divider::before,
.divider::after {
  content: "";
  height: 2px;
  flex: 1;
  background: linear-gradient(90deg, transparent, var(--gold-bright), transparent);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: 13px;
  color: var(--field-line);
  padding: 16px 0;
}

.breadcrumb li {
  display: flex;
  align-items: center;
}

.breadcrumb li + li::before {
  content: "›";
  margin: 0 8px;
  color: var(--steel-gray);
  font-size: 16px;
  line-height: 1;
}

.breadcrumb a {
  color: var(--field-line);
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: var(--gold-bright);
}

.breadcrumb [aria-current="page"] {
  color: var(--gold-bright);
  font-weight: 500;
}

/* ===== 标签页 ===== */
.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 2px solid rgba(247, 200, 69, 0.2);
  margin-bottom: 32px;
}

.tab-btn {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(242, 239, 233, 0.7);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.tab-btn:hover {
  color: var(--gold-bright);
}

.tab-btn[aria-selected="true"] {
  color: var(--gold-bright);
  border-bottom-color: var(--gold-bright);
  background: rgba(247, 200, 69, 0.06);
}

.section-light .tab-btn {
  color: var(--steel-gray);
}

.section-light .tab-btn[aria-selected="true"] {
  color: var(--arena-green-dark);
  border-bottom-color: var(--gold-dark);
  background: rgba(217, 154, 43, 0.08);
}

/* ===== 记分牌表格 ===== */
.table-scores {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 14px;
  border: 1px solid rgba(143, 219, 176, 0.2);
}

.table-scores th {
  background: var(--arena-green);
  color: var(--gold-bright);
  text-align: left;
  padding: 12px 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
  border-bottom: 2px solid var(--gold-dark);
}

.table-scores td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(143, 219, 176, 0.14);
  color: var(--cream);
  background: rgba(11, 61, 46, 0.35);
}

.table-scores tr:nth-child(even) td {
  background: rgba(18, 92, 71, 0.45);
}

.table-scores tr:last-child td {
  border-bottom: none;
}

/* ===== 横向数据条 ===== */
.data-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(140px, 1fr);
  gap: 12px;
  overflow-x: auto;
  padding: 4px 4px 12px;
  scroll-snap-type: x mandatory;
}

.data-strip > * {
  scroll-snap-align: start;
}

/* ===== 滚动显现 ===== */
html.js-enabled [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js-enabled [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 焦点样式 ===== */
:focus-visible {
  outline: 3px solid var(--gold-bright);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===== 媒体查询 ===== */
@media (min-width: 901px) and (max-width: 1100px) {
  .nav-link {
    padding: 8px 10px;
    font-size: 14px;
  }

  .nav-link::after {
    left: 10px;
    right: 10px;
  }

  .brand-name {
    font-size: 15px;
  }

  .footer-grid {
    gap: 32px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 64px;
  }

  .header-inner {
    padding: 0 16px;
    height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--arena-green-dark);
    border-bottom: 3px solid var(--gold-bright);
    box-shadow: var(--shadow);
  }

  html.js-enabled .site-nav {
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
  }

  html.js-enabled .site-nav[data-open] {
    max-height: 480px;
    visibility: visible;
  }

  .site-nav[data-open] .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 16px 16px;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 4px 16px 12px;
  }

  .nav-link {
    padding: 13px 14px;
    border-bottom: 1px solid rgba(143, 219, 176, 0.15);
    font-size: 15px;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link[aria-current="page"] {
    background: rgba(247, 200, 69, 0.08);
    border-left: 3px solid var(--gold-bright);
    padding-left: 16px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .brand-name {
    font-size: 15px;
  }

  .brand-en {
    font-size: 9px;
    letter-spacing: 0.24em;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    padding: 48px 20px 36px;
  }

  .footer-bottom-inner {
    padding: 14px 20px;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .section {
    padding: 48px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px 32px;
  }

  .footer-links a {
    line-height: 2.4;
  }

  .footer-bottom-inner {
    gap: 8px;
  }
}

/* ===== 减弱动效 ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  html {
    scroll-behavior: auto;
  }

  html.js-enabled [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .refresh-icon.is-spinning {
    animation: none;
  }
}