/* ========== Site Kit / 天博体育 ========== */

/* ---------- 1. CSS Variables ---------- */
:root {
  /* 矿物色 / 藏地色彩体系 */
  --c-plateau: #1B365D;
  --c-rice: #F9F6EF;
  --c-red: #D9422A;
  --c-yellow: #E4A81D;
  --c-green: #4A7C59;
  --c-link: #2A6B8A;
  --c-stone: #8B7D6B;
  --c-moss: #5C6E52;
  --c-clay: #A0522D;
  --c-snow: #F4F1E8;

  /* 字体 */
  --font-serif: 'Source Han Serif SC', 'Noto Serif CJK SC', 'SimSun', serif;
  --font-sans: 'Source Han Sans SC', 'Noto Sans CJK SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', 'Consolas', monospace;

  /* 布局 */
  --container: 1200px;
  --padding-inline: clamp(1rem, 4vw, 2.5rem);
  --header-top: 12px;
  --header-h: 58px;
  --header-offset: calc(var(--header-top) + var(--header-h) + 24px);

  /* 字号 */
  --text-xs: 0.6875rem;
  --text-sm: 0.8125rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: clamp(1.75rem, 3vw, 2.5rem);

  /* 间距 */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;

  /* 圆角 / 阴影 / 边框 */
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --border-subtle: rgba(139, 125, 107, 0.3);
  --border-light: rgba(244, 241, 232, 0.18);
  --shadow-soft: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-float: 0 8px 32px rgba(0, 0, 0, 0.15);

  /* 动效 */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 2. Reset & Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--c-plateau);
  background-color: var(--c-rice);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

ul,
ol {
  list-style: none;
}

a {
  color: var(--c-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-plateau);
}

h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
}

address {
  font-style: normal;
}

/* ---------- 3. Focus & Reduced Motion ---------- */
:focus-visible {
  outline: 2px solid var(--c-link);
  outline-offset: 3px;
}

.site-header :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--c-yellow);
}

@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;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---------- 4. Layout Utilities ---------- */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--padding-inline);
}

.main-content {
  padding-top: var(--header-offset);
  min-height: 70vh;
}

.section {
  position: relative;
  padding: 4rem 0;
}

/* ---------- 5. Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  padding: var(--header-top) var(--padding-inline) 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 210;
  padding: 10px 20px;
  background: var(--c-snow);
  color: var(--c-plateau);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-pill);
  border: 2px solid var(--c-red);
  text-decoration: none;
  transform: translateY(-300%);
  transition: transform 0.3s var(--ease);
  box-shadow: var(--shadow-float);
}

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

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--c-yellow), var(--c-red), var(--c-green));
  z-index: 200;
  pointer-events: none;
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--c-plateau);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  padding: 8px 16px 8px 24px;
  box-shadow: var(--shadow-float);
  position: relative;
  transition: padding 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.site-header[data-scrolled="true"] .header-inner {
  padding-top: 5px;
  padding-bottom: 5px;
  box-shadow: var(--shadow-soft);
}

.brand-lockup {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-shrink: 0;
}

.site-logo {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-snow);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s ease;
}

.site-logo:hover,
.site-logo:focus-visible {
  color: var(--c-yellow);
}

.logo-script {
  color: var(--c-snow);
}

.logo-suffix {
  color: var(--c-red);
  margin-left: 1px;
}

.site-slogan {
  display: none;
  font-size: var(--text-xs);
  color: rgba(244, 241, 232, 0.6);
  border-left: 1px solid rgba(244, 241, 232, 0.16);
  padding-left: 12px;
  line-height: 1.4;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

@media (min-width: 1180px) {
  .site-slogan {
    display: block;
  }
}

.header-nav-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.header-nav {
  width: 100%;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 8px 14px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(244, 241, 232, 0.85);
  text-decoration: none;
  border-radius: var(--radius-pill);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-yellow), var(--c-red));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s var(--ease);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--c-snow);
  background: rgba(244, 241, 232, 0.1);
}

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

.nav-link[aria-current="page"] {
  color: var(--c-snow);
  background: rgba(217, 66, 42, 0.22);
}

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

.nav-mobile-cta {
  display: none;
  width: 100%;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(244, 241, 232, 0.12);
}

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

.update-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(244, 241, 232, 0.7);
  background: rgba(244, 241, 232, 0.08);
  border: 1px solid rgba(244, 241, 232, 0.1);
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  white-space: nowrap;
}

.update-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-green);
  flex-shrink: 0;
  animation: dot-pulse 2.2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(74, 124, 89, 0.5);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(74, 124, 89, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(74, 124, 89, 0);
  }
}

.update-text {
  display: none;
}

@media (min-width: 1200px) {
  .update-text {
    display: inline;
  }
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--c-red);
  color: var(--c-snow);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.cta-button:hover,
.cta-button:focus-visible {
  background: #b83824;
  border-color: rgba(244, 241, 232, 0.2);
  color: var(--c-snow);
  transform: translateY(-1px);
}

.cta-text {
  display: inline;
}

.cta-arrow {
  font-size: 1rem;
  line-height: 1;
  display: inline-block;
  transition: transform 0.25s ease;
}

.cta-button:hover .cta-arrow {
  transform: translateX(3px) rotate(-10deg);
}

.cta-button--block {
  display: flex;
  width: 100%;
  justify-content: center;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: rgba(244, 241, 232, 0.1);
  border: 1px solid rgba(244, 241, 232, 0.15);
  border-radius: 50%;
  transition: background-color 0.25s ease;
}

.nav-toggle:hover {
  background: rgba(244, 241, 232, 0.18);
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--c-snow);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s ease;
}

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

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

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

@media (max-width: 992px) {
  .header-inner {
    gap: 4px;
  }

  .header-actions {
    gap: 4px;
  }

  .header-actions .update-status,
  .header-actions .cta-button {
    display: none;
  }

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

  .header-nav-wrap {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    display: block;
    background: var(--c-plateau);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-float);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  }

  .header-nav-wrap[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

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

  .nav-link {
    display: block;
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav-mobile-cta {
    display: block;
  }
}

body.nav-open {
  overflow: hidden;
}

/* ---------- 6. Footer ---------- */
.site-footer {
  background: var(--c-plateau);
  color: var(--c-snow);
  margin-top: var(--space-7);
}

.prayer-flags {
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 18px 0 6px;
}

.prayer-flag {
  display: block;
  width: 30px;
  height: 22px;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  margin: 0 4px;
  opacity: 0.9;
}

.prayer-blue {
  background: var(--c-link);
}

.prayer-white {
  background: var(--c-snow);
}

.prayer-red {
  background: var(--c-red);
}

.prayer-green {
  background: var(--c-green);
}

.prayer-yellow {
  background: var(--c-yellow);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-5) var(--padding-inline) var(--space-4);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(244, 241, 232, 0.12);
}

.footer-brand {
  flex: 1 1 300px;
  max-width: 400px;
}

.footer-logo {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--c-snow);
  text-decoration: none;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
  transition: color 0.25s ease;
}

.footer-logo:hover,
.footer-logo:focus-visible {
  color: var(--c-yellow);
}

.footer-slogan {
  font-size: 0.9375rem;
  color: rgba(244, 241, 232, 0.75);
  margin-bottom: 18px;
}

.footer-trust {
  font-size: var(--text-sm);
  color: rgba(244, 241, 232, 0.65);
  background: rgba(74, 124, 89, 0.12);
  border-left: 3px solid var(--c-yellow);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 12px 14px;
  line-height: 1.8;
}

.footer-cols {
  flex: 2 1 440px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-5);
}

.footer-heading {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--c-yellow);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(244, 241, 232, 0.1);
  position: relative;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--c-red);
}

.footer-nav li + li {
  margin-top: 10px;
}

.footer-link {
  display: inline-block;
  color: rgba(244, 241, 232, 0.75);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.25s ease;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--c-snow);
  padding-left: 4px;
}

.footer-contact {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(244, 241, 232, 0.08);
}

.contact-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 12px;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(244, 241, 232, 0.5);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.4;
}

.contact-text {
  font-size: var(--text-sm);
  color: rgba(244, 241, 232, 0.85);
  line-height: 1.5;
}

.footer-bottom {
  padding-top: var(--space-4);
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  font-size: var(--text-sm);
  color: rgba(244, 241, 232, 0.5);
}

.domain-name {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
}

.copyright,
.icp,
.service-note {
  margin: 0;
}

/* ---------- 7. Sections & Headings ---------- */
.section-heading {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: var(--space-4);
}

.section-index {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-red);
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.section-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--c-plateau);
  line-height: 1.3;
}

.section-desc {
  color: var(--c-stone);
  font-size: var(--text-lg);
  max-width: 60ch;
}

/* ---------- 8. Breadcrumb ---------- */
.breadcrumb {
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: '/';
  color: var(--c-stone);
  margin-right: 8px;
  font-family: var(--font-mono);
}

.breadcrumb-link {
  color: var(--c-link);
  text-decoration: none;
}

.breadcrumb-link:hover,
.breadcrumb-link:focus-visible {
  text-decoration: underline;
}

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

/* ---------- 9. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

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

.btn-primary {
  background: var(--c-red);
  color: var(--c-snow);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #b83824;
  color: var(--c-snow);
}

.btn-outline {
  background: transparent;
  color: var(--c-plateau);
  border-color: rgba(27, 54, 93, 0.3);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  border-color: var(--c-plateau);
  background: rgba(27, 54, 93, 0.04);
  color: var(--c-plateau);
}

/* ---------- 10. Cards & Grid ---------- */
.card {
  background: var(--c-snow);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-soft);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
  box-shadow: var(--shadow-float);
  transform: translateY(-2px);
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid--2,
.grid--3 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 11. Image Frame ---------- */
.image-frame {
  position: relative;
  overflow: hidden;
  display: block;
  background: var(--c-moss);
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 3;
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(217, 66, 42, 0.18), rgba(27, 54, 93, 0.05) 45%, transparent 70%);
  pointer-events: none;
}

.image-frame--16x9 {
  aspect-ratio: 16 / 9;
}

.image-frame--3x2 {
  aspect-ratio: 3 / 2;
}

.image-frame--tall {
  aspect-ratio: 3 / 4;
}

.image-frame--panorama {
  aspect-ratio: 21 / 9;
}

/* ---------- 12. Legend / Coordinate / Route ---------- */
.legend {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding: 14px 18px;
  background: var(--c-snow);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

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

.legend-key {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

.legend-item--red .legend-key {
  background: var(--c-red);
}

.legend-item--yellow .legend-key {
  background: var(--c-yellow);
}

.legend-item--green .legend-key {
  background: var(--c-green);
}

.legend-item--blue .legend-key {
  background: var(--c-link);
}

.legend-item--stone .legend-key {
  background: var(--c-stone);
}

.coord-index {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--c-stone);
  letter-spacing: 0.08em;
}

.coord-index span {
  color: var(--c-red);
  font-weight: 700;
}

.content-route {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 16px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  font-size: var(--text-sm);
}

.route-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-stone);
}

.route-item::after {
  content: '→';
  color: var(--c-red);
  font-family: var(--font-mono);
  margin-left: 10px;
}

.route-item:last-child::after {
  content: '';
}

.route-link {
  color: var(--c-link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.route-link:hover,
.route-link:focus-visible {
  border-color: currentColor;
}

/* ---------- 13. Tag / Stat / Timeline ---------- */
.tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: var(--text-xs);
  font-weight: 500;
  line-height: 1.6;
  border-radius: var(--radius-pill);
  background: rgba(228, 168, 29, 0.15);
  color: #8a6a0e;
  border: 1px solid rgba(228, 168, 29, 0.3);
}

.tag--red {
  background: rgba(217, 66, 42, 0.12);
  color: #a23426;
  border-color: rgba(217, 66, 42, 0.25);
}

.tag--green {
  background: rgba(74, 124, 89, 0.12);
  color: #3a6045;
  border-color: rgba(74, 124, 89, 0.25);
}

.tag--blue {
  background: rgba(42, 107, 138, 0.12);
  color: #1d4f68;
  border-color: rgba(42, 107, 138, 0.25);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--c-plateau);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.stat-value--red {
  color: var(--c-red);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--c-stone);
}

.timeline {
  position: relative;
  padding-left: 28px;
  border-left: 2px solid var(--border-subtle);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-5);
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 4px;
  left: -33px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-snow);
  border: 2px solid var(--c-yellow);
}

.timeline-date {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--c-stone);
  margin-bottom: 4px;
}

/* ---------- 14. Data Table ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table th {
  font-family: var(--font-mono);
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid var(--c-plateau);
  color: var(--c-plateau);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--c-plateau);
}

.data-table tbody tr {
  transition: background-color 0.2s ease;
}

.data-table tbody tr:hover {
  background: rgba(42, 107, 138, 0.05);
}

/* ---------- 15. Data Strip ---------- */
.data-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 40px;
  background: var(--c-plateau);
  color: var(--c-snow);
  border-left: 4px solid var(--c-red);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  margin: var(--space-5) 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.data-strip-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(244, 241, 232, 0.85);
}

.data-strip-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-yellow);
  flex-shrink: 0;
}

/* ---------- 16. Accordion ---------- */
.accordion-item {
  border-bottom: 1px solid var(--border-subtle);
}

.accordion-item:first-child {
  border-top: 1px solid var(--border-subtle);
}

.accordion-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 16px 4px;
  background: none;
  border: none;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-plateau);
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
}

.accordion-trigger:hover {
  color: var(--c-red);
}

.accordion-trigger::after {
  content: '+';
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--c-red);
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
}

.accordion-trigger[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.accordion-inner {
  padding: 0 4px 16px;
  font-size: 0.9375rem;
  color: var(--c-plateau);
}

/* ---------- 17. Reveal ---------- */
.js-enabled [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease);
}

.js-enabled [data-reveal="visible"] {
  opacity: 1;
  transform: translateY(0);
}