/* =====================================================
   易倍体育 Site Kit — 共享样式
   ===================================================== */

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

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-cloud);
  background-color: #0A1428;
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(0, 229, 255, 0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(57, 255, 136, 0.06), transparent 60%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Variables ---------- */
:root {
  --c-dark: #0A1428;
  --c-navy: #0D1B3E;
  --c-deeper: #040B18;
  --c-green: #39FF88;
  --c-orange: #FF6B35;
  --c-cyan: #00E5FF;
  --c-slate: #7A8BA6;
  --c-cloud: #F5F7FA;
  --c-gold: #FFD700;

  --font-sans: "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Mono", "Roboto Mono", Consolas, "Courier New", monospace;

  --container: 1240px;
  --header-h: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --border-soft: 1px solid rgba(122, 139, 166, 0.16);
}

/* ---------- Base elements ---------- */
#main-content {
  flex: 1 0 auto;
  width: 100%;
  scroll-margin-top: 96px;
}

[id] {
  scroll-margin-top: 96px;
}

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

ul,
ol {
  list-style: none;
}

a {
  color: var(--c-green);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

a:hover {
  color: var(--c-cloud);
}

button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: 0;
  background: none;
  cursor: pointer;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-sans);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-cloud);
  text-wrap: balance;
}

p {
  margin-bottom: 1em;
}

::selection {
  background: rgba(57, 255, 136, 0.28);
  color: var(--c-cloud);
}

/* ---------- Typography helpers ---------- */
.mono,
.data-number,
.section-no,
.header-status__text,
.site-footer__icp,
.site-footer__copyright,
.breadcrumbs,
.figure__label,
.site-footer__trust {
  font-family: var(--font-mono);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.grid__span-4 {
  grid-column: span 4;
}

.grid__span-6 {
  grid-column: span 6;
}

.grid__span-8 {
  grid-column: span 8;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.btn:active {
  transform: scale(0.96);
}

.btn--primary {
  background: var(--c-green);
  color: var(--c-dark);
  box-shadow: 0 6px 20px rgba(57, 255, 136, 0.25);
}

.btn--primary:hover {
  background: #6cffa8;
  color: var(--c-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(57, 255, 136, 0.32);
}

.btn--ghost {
  background: rgba(10, 20, 40, 0.5);
  border-color: rgba(122, 139, 166, 0.3);
  color: var(--c-cloud);
}

.btn--ghost:hover {
  border-color: var(--c-green);
  color: var(--c-green);
  transform: translateY(-2px);
}

.btn--filter {
  background: rgba(57, 255, 136, 0.06);
  border-color: rgba(57, 255, 136, 0.2);
  color: var(--c-slate);
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
}

.btn--filter:hover,
.btn--filter[aria-pressed="true"] {
  background: rgba(57, 255, 136, 0.14);
  border-color: var(--c-green);
  color: var(--c-cloud);
}

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translate(-50%, -220%);
  z-index: 3000;
  background: var(--c-green);
  color: var(--c-dark);
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(57, 255, 136, 0.35);
  transition: transform 0.25s var(--ease);
}

.skip-link:focus-visible {
  transform: translate(-50%, 0);
}

/* ---------- Header capsule ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 12px 20px 0;
}

.site-header__shell {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 12px 0 16px;
  border-radius: 999px;
  background: rgba(10, 20, 40, 0.82);
  border: 1px solid rgba(57, 255, 136, 0.2);
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    inset 0 -1px 0 rgba(57, 255, 136, 0.06);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
}

/* ---------- Brand ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: var(--c-cloud);
  transition: opacity 0.18s var(--ease);
}

.brand:hover {
  color: var(--c-cloud);
  opacity: 0.88;
}

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--c-green);
  color: var(--c-dark);
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
  clip-path: polygon(9px 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
  box-shadow: 0 2px 8px rgba(57, 255, 136, 0.35);
}

.brand__mark-inner {
  display: block;
}

.brand__text {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  white-space: nowrap;
  color: var(--c-cloud);
}

.brand__text em {
  font-style: normal;
}

.brand__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 0 0 rgba(57, 255, 136, 0.55);
  animation: brand-pulse 2.6s var(--ease) infinite;
}

.brand--footer .brand__mark {
  width: 30px;
  height: 30px;
  font-size: 15px;
}

.brand--footer .brand__text {
  font-size: 18px;
}

.brand--footer .brand__dot {
  animation: none;
  box-shadow: none;
}

@keyframes brand-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(57, 255, 136, 0.55);
  }
  70% {
    box-shadow: 0 0 0 7px rgba(57, 255, 136, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(57, 255, 136, 0);
  }
}

/* ---------- Primary nav ---------- */
.site-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  min-width: 0;
}

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

.site-nav__item {
  list-style: none;
}

.site-nav__link {
  position: relative;
  display: inline-block;
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-slate);
  white-space: nowrap;
  transition: color 0.18s var(--ease), background-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.site-nav__link::before {
  content: attr(data-index);
  position: absolute;
  top: 0;
  right: 7px;
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 700;
  color: var(--c-orange);
  opacity: 0;
  transform: translateX(3px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
  pointer-events: none;
}

.site-nav__link:hover {
  color: var(--c-cloud);
  background: rgba(57, 255, 136, 0.08);
  transform: translateY(-1px);
}

.site-nav__link:hover::before,
.site-nav__link[aria-current="page"]::before {
  opacity: 1;
  transform: translateX(0);
}

.site-nav__link[aria-current="page"] {
  color: var(--c-cloud);
}

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 1px;
  width: 16px;
  height: 3px;
  border-radius: 1px;
  background: var(--c-green);
  transform: translateX(-50%) skewX(-35deg);
  box-shadow: 0 0 8px rgba(57, 255, 136, 0.55);
}

/* ---------- Header CTA ---------- */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px 8px 18px;
  border-radius: 999px;
  background: var(--c-green);
  color: var(--c-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.03em;
  box-shadow: 0 4px 16px rgba(57, 255, 136, 0.25);
  flex-shrink: 0;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), background-color 0.18s var(--ease);
}

.header-cta:hover {
  background: #6cffa8;
  color: var(--c-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(57, 255, 136, 0.35);
}

.header-cta::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
}

/* ---------- Header LIVE status ---------- */
.header-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 107, 53, 0.35);
  background: rgba(255, 107, 53, 0.08);
  flex-shrink: 0;
}

.header-status__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-orange);
  animation: status-blink 1.8s ease-in-out infinite;
}

.header-status__text {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

@keyframes status-blink {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.82);
  }
}

/* ---------- Nav toggle ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(122, 139, 166, 0.28);
  background: rgba(10, 20, 40, 0.4);
  flex-shrink: 0;
  padding: 0;
}

.nav-toggle__bar {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-cloud);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease), background-color 0.2s var(--ease);
}

.nav-toggle:hover .nav-toggle__bar {
  background: var(--c-green);
}

.nav-toggle[data-open="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--c-green);
}

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

.nav-toggle[data-open="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--c-green);
}

/* ---------- Scroll progress ---------- */
.site-header__progress {
  position: absolute;
  bottom: 1px;
  left: 28px;
  right: 28px;
  height: 2px;
  border-radius: 999px;
  background: rgba(122, 139, 166, 0.12);
  overflow: hidden;
  pointer-events: none;
}

.site-header__progress-bar {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--c-green), var(--c-cyan));
  box-shadow: 0 0 8px rgba(57, 255, 136, 0.45);
  transition: width 120ms var(--ease);
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: var(--c-deeper);
  color: var(--c-slate);
  border-top: 1px solid rgba(57, 255, 136, 0.1);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-green) 0%, var(--c-green) 32%, var(--c-orange) 100%);
  opacity: 0.7;
}

.site-footer::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 40px;
  width: 180px;
  height: 16px;
  background: repeating-linear-gradient(-45deg, rgba(57, 255, 136, 0.07) 0 8px, transparent 8px 16px);
  pointer-events: none;
}

.site-footer__grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 52px 24px 40px;
  display: grid;
  grid-template-columns: 1.35fr 1fr 1.2fr 1fr;
  gap: 44px;
}

.site-footer__brand {
  max-width: 340px;
}

.site-footer__desc {
  font-size: 14px;
  line-height: 1.65;
  margin: 14px 0 14px;
  color: rgba(122, 139, 166, 0.85);
}

.site-footer__trust {
  margin: 0;
  padding: 10px 0 10px 14px;
  border-left: 2px solid var(--c-green);
  font-size: 12px;
  line-height: 1.65;
  color: var(--c-slate);
}

.site-footer__col {
  min-width: 0;
}

.site-footer__heading {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cloud);
}

.site-footer__heading::after {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--c-orange);
  transform: skewX(-40deg);
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer__list--contact {
  gap: 14px;
}

.site-footer__list a {
  display: inline-block;
  color: var(--c-slate);
  font-size: 14px;
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.site-footer__list a:hover {
  color: var(--c-green);
  padding-left: 5px;
}

.site-footer__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(122, 139, 166, 0.6);
  margin-bottom: 1px;
}

.site-footer__text {
  display: block;
  font-size: 14px;
  color: var(--c-slate);
}

.site-footer__note {
  margin-top: 16px;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(122, 139, 166, 0.65);
}

.site-footer__bottom {
  border-top: 1px solid rgba(122, 139, 166, 0.1);
  padding: 18px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
}

.site-footer__copyright,
.site-footer__icp {
  font-size: 12px;
  color: rgba(122, 139, 166, 0.7);
}

.site-footer__icp {
  padding-left: 20px;
  border-left: 1px solid rgba(122, 139, 166, 0.18);
}

/* ---------- Page header ---------- */
.page-header {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
  padding: 52px 0 44px;
}

.page-header__title {
  font-size: clamp(40px, 6.5vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin-bottom: 18px;
}

.page-header__title .title-accent {
  color: var(--c-green);
}

.page-header__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-slate);
  white-space: nowrap;
}

.page-header__meta .meta-key {
  color: var(--c-orange);
  font-weight: 700;
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-slate);
}

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

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

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(122, 139, 166, 0.45);
}

.breadcrumbs a {
  color: var(--c-slate);
}

.breadcrumbs a:hover {
  color: var(--c-green);
}

.breadcrumbs [aria-current="page"] {
  color: var(--c-cloud);
  font-weight: 700;
}

/* ---------- Section number ---------- */
.section-no {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-orange);
}

.section-no::after {
  content: "";
  width: 36px;
  height: 1px;
  background: var(--c-orange);
  transform: skewX(-45deg);
}

/* ---------- Cards ---------- */
.card {
  background: linear-gradient(160deg, rgba(13, 27, 62, 0.9), rgba(10, 20, 40, 0.7));
  border: var(--border-soft);
  border-radius: 20px;
  padding: 26px;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 255, 136, 0.3);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.card__no {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-green);
  display: block;
  margin-bottom: 12px;
}

.card__title {
  font-size: 20px;
  margin-bottom: 8px;
}

.card__text {
  font-size: 14px;
  color: var(--c-slate);
  margin-bottom: 0;
}

/* ---------- Figure / image placeholder ---------- */
.figure {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(122, 139, 166, 0.14);
  background:
    linear-gradient(rgba(57, 255, 136, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 136, 0.045) 1px, transparent 1px),
    radial-gradient(120% 80% at 20% 0%, rgba(13, 27, 62, 0.95) 0%, rgba(4, 11, 24, 0.9) 100%);
  background-size: 26px 26px, 26px 26px, 100% 100%;
}

.figure__media {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 160px;
}

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

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

.figure--3-2 {
  aspect-ratio: 3 / 2;
}

.figure--1-1 {
  aspect-ratio: 1 / 1;
}

.figure__label {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 2;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(245, 247, 250, 0.85);
  background: rgba(4, 11, 24, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(57, 255, 136, 0.16);
}

/* ---------- Prose ---------- */
.prose {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.82);
}

.prose h2 {
  margin-top: 44px;
  margin-bottom: 16px;
  font-size: 26px;
}

.prose h3 {
  margin-top: 30px;
  margin-bottom: 10px;
  font-size: 20px;
}

.prose p {
  margin-bottom: 18px;
}

.prose ul,
.prose ol {
  margin: 0 0 18px;
  padding-left: 22px;
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li {
  margin-bottom: 6px;
}

.prose li::marker {
  color: var(--c-orange);
}

.prose strong {
  color: var(--c-cloud);
}

.prose a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- Focus ---------- */
:focus-visible {
  outline: 2px solid var(--c-green);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .site-header__shell {
    gap: 10px;
    padding-left: 12px;
    padding-right: 8px;
  }

  .site-nav__link {
    padding: 8px 9px;
    font-size: 13px;
  }

  .header-cta {
    padding: 8px 12px 8px 14px;
    font-size: 12px;
  }

  .header-status {
    padding: 5px 9px;
  }
}

@media (max-width: 960px) {
  body {
    background-attachment: scroll;
  }

  .site-header {
    padding: 10px 12px 0;
  }

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

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 8px;
    right: 8px;
    flex: initial;
    justify-content: stretch;
    padding: 14px;
    background: rgba(7, 16, 34, 0.97);
    border: 1px solid rgba(57, 255, 136, 0.24);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
  }

  html.js .site-nav {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity 0.28s var(--ease), transform 0.28s var(--ease), visibility 0.28s var(--ease);
  }

  html.js .site-nav[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .site-nav__item {
    width: 100%;
  }

  .site-nav__link {
    display: block;
    padding: 12px 16px;
    font-size: 15px;
    border-radius: 14px;
    color: var(--c-cloud);
  }

  .site-nav__link::before {
    display: none;
  }

  .site-nav__link:hover {
    transform: none;
  }

  .site-nav__link[aria-current="page"] {
    background: rgba(57, 255, 136, 0.12);
  }

  .site-nav__link[aria-current="page"]::after {
    left: auto;
    right: 16px;
    top: 50%;
    bottom: auto;
    width: 8px;
    height: 14px;
    transform: translateY(-50%) skewX(-35deg);
    border-radius: 2px;
  }

  .site-header__progress {
    left: 16px;
    right: 16px;
  }
}

@media (max-width: 900px) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 720px) {
  .page-header {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 40px 0 32px;
  }

  .page-header__meta {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px 16px;
  }
}

@media (max-width: 600px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .grid__span-4,
  .grid__span-6,
  .grid__span-8 {
    grid-column: span 1;
  }
}

@media (max-width: 560px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    padding-top: 40px;
    gap: 30px;
  }

  .site-footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .site-footer__icp {
    padding-left: 0;
    border-left: 0;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
    transition-delay: 0s !important;
  }

  .site-header__progress-bar {
    transition: none !important;
  }
}