/* ============================================
   开运体育 · 共享样式表 /assets/site.css
   ============================================ */

/* ---------- Reset ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  font-family: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-paper);
  background: var(--color-black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: Impact, 'Arial Black', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

/* ---------- Design Tokens ---------- */
:root {
  --color-black: #0A0A0A;
  --color-deep-red: #8B0000;
  --color-gold: #D4AF37;
  --color-bright-red: #E62E3D;
  --color-paper: #F5F0E6;
  --color-mid-gray: #4A4A4A;
  --color-light-gray: #D8D8D8;
  --color-success: #2E7D32;
  --color-info: #1565C0;
  --color-focus: #00B4D8;

  --header-height: 64px;
  --container-width: 1280px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;

  --font-headline: Impact, 'Arial Black', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --font-body: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  --font-data: 'JetBrains Mono', 'SF Mono', 'Cascadia Code', 'Roboto Mono', Menlo, Consolas, monospace;

  --speed-line: repeating-linear-gradient(
    -45deg,
    transparent 0,
    transparent 10px,
    rgba(212, 175, 55, 0.04) 10px,
    rgba(212, 175, 55, 0.04) 11px
  );

  --transition: 0.25s ease;
}

/* ---------- Base Typography ---------- */
body {
  font-family: var(--font-body);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
}

h3 {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
}

p {
  margin-bottom: 1rem;
}

::selection {
  background: rgba(212, 175, 55, 0.3);
  color: var(--color-paper);
}

/* ---------- Focus Visible ---------- */
:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Container & Layout ---------- */
.container {
  width: min(100% - 48px, var(--container-width));
  margin-inline: auto;
}

.content-width {
  width: min(100% - 48px, var(--container-width));
  margin-inline: auto;
}

main {
  display: block;
  padding-top: var(--header-height);
}

main#main-content {
  min-height: 60vh;
}

/* ---------- Skip Link ---------- */
.skip-link {
  position: fixed;
  top: 8px;
  left: 50%;
  transform: translateX(-50%) translateY(-120%);
  z-index: 2000;
  padding: 8px 20px;
  background: var(--color-gold);
  color: var(--color-black);
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius-full);
  transition: transform 0.25s ease;
}

.skip-link:focus {
  transform: translateX(-50%) translateY(0);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background:
    var(--speed-line),
    rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.18);
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

.site-header.is-scrolled {
  background:
    var(--speed-line),
    rgba(6, 6, 6, 0.96);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
}

.header-inner {
  max-width: var(--container-width);
  height: 100%;
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

/* Brand */
.brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-emblem {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-deep-red), var(--color-bright-red));
  color: var(--color-paper);
  font-family: var(--font-headline);
  font-size: 20px;
  font-weight: 700;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(230, 46, 61, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-cn {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-paper);
  letter-spacing: 0.08em;
}

.brand-en {
  font-family: var(--font-data);
  font-size: 9px;
  color: var(--color-gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Navigation */
.site-nav {
  flex: 1;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item a {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  color: rgba(245, 240, 230, 0.75);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.25s ease, background 0.25s ease;
  position: relative;
}

.nav-item a:hover {
  color: var(--color-paper);
  background: rgba(255, 255, 255, 0.06);
}

.nav-item a[aria-current="page"] {
  color: var(--color-paper);
}

.nav-item a[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-bright-red));
  border-radius: 2px;
}

.nav-index {
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--color-gold);
  opacity: 0.8;
  letter-spacing: 0.05em;
}

.nav-label {
  white-space: nowrap;
}

/* Header Status */
.header-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-full);
  background: rgba(212, 175, 55, 0.06);
  flex-shrink: 0;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 6px rgba(46, 125, 50, 0.5);
  animation: status-pulse 2s ease-in-out infinite;
}

.status-text {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-paper);
  letter-spacing: 0.08em;
}

@keyframes status-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}

/* Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  flex-shrink: 0;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
}

.toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-paper);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

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

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

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

/* ---------- Footer ---------- */
.site-footer {
  background:
    var(--speed-line),
    linear-gradient(180deg, #0D0D0D 0%, #070707 100%);
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  position: relative;
}

.footer-accent {
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-gold) 20%,
    var(--color-bright-red) 50%,
    var(--color-deep-red) 80%,
    transparent 100%
  );
  opacity: 0.6;
}

.footer-inner {
  max-width: var(--container-width);
  margin-inline: auto;
  padding: 48px 24px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 0.8fr;
  gap: 48px;
  padding-bottom: 40px;
}

.footer-logo {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-paper);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.footer-logo::before {
  content: '◆ ';
  color: var(--color-gold);
  font-size: 18px;
}

.footer-slogan {
  font-size: 14px;
  color: rgba(245, 240, 230, 0.6);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-cert {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cert-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(245, 240, 230, 0.65);
  padding: 4px 12px;
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-full);
  background: rgba(212, 175, 55, 0.06);
}

.cert-icon {
  color: var(--color-gold);
  font-size: 10px;
}

.cert-sep {
  color: var(--color-mid-gray);
  font-size: 12px;
}

.footer-heading {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
}

.footer-contact-list li,
.footer-links li {
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: rgba(245, 240, 230, 0.75);
}

.contact-label {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-mid-gray);
  display: inline-block;
  min-width: 36px;
  flex-shrink: 0;
}

.footer-contact-list a,
.footer-links a {
  color: rgba(245, 240, 230, 0.75);
  transition: color 0.2s ease;
}

.footer-contact-list a:hover,
.footer-links a:hover {
  color: var(--color-gold);
}

.footer-links li {
  display: block;
}

.footer-links a::before {
  content: '→ ';
  color: var(--color-gold);
  opacity: 0.6;
  font-family: var(--font-data);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 16px 0 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.copyright {
  font-size: 13px;
  color: rgba(245, 240, 230, 0.42);
  margin: 0;
  font-family: var(--font-data);
}

.footer-icp {
  font-size: 13px;
  color: rgba(245, 240, 230, 0.42);
  margin: 0;
  font-family: var(--font-data);
  letter-spacing: 0.06em;
}

.trust-badges {
  display: flex;
  gap: 12px;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(245, 240, 230, 0.5);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.4;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-deep-red), var(--color-bright-red));
  color: var(--color-paper);
  box-shadow: 0 4px 16px rgba(230, 46, 61, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(230, 46, 61, 0.35);
}

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

.btn-outline:hover {
  background: rgba(212, 175, 55, 0.12);
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.15);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-paper);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-lg {
  padding: 14px 36px;
  font-size: 16px;
}

.btn-sm {
  padding: 6px 16px;
  font-size: 13px;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  padding: 20px 0 8px;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(245, 240, 230, 0.5);
}

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

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

.breadcrumb-item[aria-current="page"] {
  color: rgba(245, 240, 230, 0.35);
}

.breadcrumb-sep {
  color: var(--color-mid-gray);
  font-family: var(--font-data);
  font-size: 12px;
}

/* ---------- Section Titles ---------- */
.section-title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.section-title h2 {
  font-family: var(--font-headline);
  color: var(--color-paper);
  letter-spacing: 0.03em;
  margin: 0;
}

.section-title .section-index {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-gold);
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: var(--radius-full);
}

.section-annotation {
  font-family: var(--font-data);
  font-size: 12px;
  color: rgba(245, 240, 230, 0.45);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  line-height: 1.5;
}

/* ---------- Data Components ---------- */
.data-panel {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.015)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.data-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-gold), var(--color-deep-red));
}

.data-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.data-panel-title {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.1em;
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.data-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.data-row:hover {
  background: rgba(212, 175, 55, 0.08);
  border-color: rgba(212, 175, 55, 0.25);
  transform: translateX(4px);
}

.data-rank {
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-gold);
  min-width: 28px;
  text-align: center;
}

.data-value {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--color-paper);
  margin-left: auto;
}

.data-label {
  font-size: 14px;
  color: rgba(245, 240, 230, 0.8);
  flex: 1;
}

/* Status Pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: rgba(46, 125, 50, 0.15);
  color: #81C784;
  border: 1px solid rgba(46, 125, 50, 0.3);
}

.status-pill.is-warn {
  background: rgba(212, 175, 55, 0.12);
  color: var(--color-gold);
  border-color: rgba(212, 175, 55, 0.3);
}

.status-pill.is-info {
  background: rgba(21, 101, 192, 0.15);
  color: #64B5F6;
  border-color: rgba(21, 101, 192, 0.3);
}

.status-pill::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ---------- Media Frames ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-mid-gray);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.media-frame:hover img {
  transform: scale(1.02);
}

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

.media-ratio-4-3 {
  aspect-ratio: 4 / 3;
}

.media-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--color-deep-red),
    #0A0A0A
  );
  color: rgba(245, 240, 230, 0.6);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.media-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--speed-line);
  opacity: 0.4;
}

/* ---------- Cards ---------- */
.card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(212, 175, 55, 0.2);
}

.card-flat {
  background: transparent;
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  padding: 16px 8px;
}

.card-flat:hover {
  background: none;
  border-color: rgba(212, 175, 55, 0.3);
}

.card-highlight {
  border-color: rgba(212, 175, 55, 0.25);
  background: linear-gradient(
    135deg,
    rgba(212, 175, 55, 0.08),
    rgba(139, 0, 0, 0.1)
  );
}

.card-highlight:hover {
  border-color: rgba(212, 175, 55, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* ---------- Divider ---------- */
.divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(212, 175, 55, 0.4),
    rgba(230, 46, 61, 0.3),
    transparent
  );
  border: none;
  margin: 24px 0;
}

/* ---------- Scroll Progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(
    90deg,
    var(--color-deep-red),
    var(--color-gold),
    var(--color-bright-red)
  );
  z-index: 3000;
  border-radius: 0 2px 2px 0;
  pointer-events: none;
  transition: width 0.06s ease-out;
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 32px 0 16px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding-inline: 8px;
  font-family: var(--font-data);
  font-size: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(245, 240, 230, 0.7);
  transition: all 0.2s ease;
}

.pagination a:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.pagination span[aria-current="page"] {
  background: var(--color-deep-red);
  border-color: var(--color-deep-red);
  color: var(--color-paper);
}

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .header-inner {
    gap: 16px;
  }

  .nav-toggle {
    display: flex;
  }

  .header-status {
    display: none;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background:
      var(--speed-line),
      rgba(6, 6, 6, 0.98);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: 12px 20px 24px;
  }

  .site-nav[data-open] {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .nav-item a {
    justify-content: flex-start;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .nav-item a[aria-current="page"] {
    background: rgba(212, 175, 55, 0.08);
  }

  .nav-item a[aria-current="page"]::after {
    left: auto;
    right: 12px;
    transform: none;
    width: 4px;
    height: 4px;
    top: 50%;
    margin-top: -2px;
    border-radius: 50%;
  }

  .nav-index {
    font-size: 11px;
  }

  .nav-label {
    font-size: 16px;
  }

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

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .header-inner {
    padding-inline: 16px;
  }

  .brand-en {
    display: none;
  }

  .container,
  .content-width {
    width: min(100% - 32px, var(--container-width));
  }

  .site-header {
    height: 56px;
  }

  main {
    padding-top: 56px;
  }

  main#main-content {
    padding-top: 56px;
  }

  .footer-inner {
    padding: 32px 16px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .brand-cn {
    font-size: 17px;
  }

  .copyright,
  .footer-icp {
    font-size: 12px;
  }

  .data-grid {
    grid-template-columns: 1fr;
  }

  .data-panel {
    padding: 16px;
  }

  .btn-lg {
    padding: 12px 28px;
    font-size: 14px;
  }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .skip-link {
    transition: none;
  }

  .scroll-progress {
    transition: none;
  }

  .data-row:hover {
    transform: none;
  }

  .card-highlight:hover {
    transform: none;
  }

  .media-frame:hover img {
    transform: none;
  }
}