:root {
  --color-ink: #0A1F44;
  --color-ink-deep: #071533;
  --color-orange: #FF6B00;
  --color-green: #00C853;
  --color-cyan: #00E5FF;
  --color-purple: #7C4DFF;
  --color-paper: #F4F6F9;
  --color-white: #FFFFFF;
  --color-gray: #1A1A1A;
  --border-w: 3px;
  --shadow: 0 8px 0 rgba(10, 31, 68, 0.1), 0 4px 18px rgba(10, 31, 68, 0.1);
  --shadow-lift: 0 14px 0 rgba(10, 31, 68, 0.14), 0 10px 28px rgba(10, 31, 68, 0.12);
  --track-width: 284px;
  --header-h-mobile: 64px;
  --font-heading: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-paper);
  color: var(--color-gray);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.55em;
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.75rem);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
}

p {
  margin: 0 0 1.25em;
}

a {
  color: var(--color-ink);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

a:hover {
  color: var(--color-orange);
}

ul,
ol {
  padding-left: 1.25em;
}

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

button {
  font-family: inherit;
  border-radius: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--color-cyan);
  outline-offset: 3px;
}

#main-content {
  scroll-margin-top: 0;
}

main:focus {
  outline: none;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 2000;
  padding: 0.6rem 1.2rem;
  background: var(--color-orange);
  color: var(--color-ink);
  font-weight: 900;
  text-decoration: none;
  transform: translateY(-220%);
  transition: transform 0.2s ease;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  width: var(--track-width);
  color: var(--color-white);
  background: var(--color-ink);
  border-right: var(--border-w) solid var(--color-ink-deep);
}

.site-header__bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.25rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.12);
}

.track-brand {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-right: auto;
  color: var(--color-white);
  line-height: 1.2;
  text-decoration: none;
}

.track-brand__logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.06em;
  color: var(--color-white);
}

.track-brand__dot {
  color: var(--color-orange);
  font-weight: 900;
}

.track-brand__name {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.85rem;
  background: var(--color-orange);
  border: 2px solid var(--color-white);
  color: var(--color-ink);
  font-size: 0.85rem;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  box-shadow: 2px 2px 0 rgba(5, 15, 36, 0.35);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.header-cta:hover {
  background: #ff7a1a;
  color: var(--color-ink);
  transform: translate(-1px, -1px);
}

.nav-toggle {
  display: none;
}

.site-header__drawer {
  display: flex;
  flex: 1;
  flex-direction: column;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.track-nav {
  display: flex;
  flex-direction: column;
  padding-top: 1rem;
}

.track-nav__link {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1.25rem;
  border-left: 4px solid transparent;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.track-nav__link:hover {
  background: rgba(255, 255, 255, 0.07);
  border-left-color: var(--color-cyan);
  color: var(--color-white);
}

.track-nav__link[aria-current="page"] {
  background: var(--color-orange);
  border-left-color: var(--color-white);
  color: var(--color-ink);
  box-shadow: 4px 4px 0 rgba(5, 15, 36, 0.25);
}

.track-nav__index {
  min-width: 2ch;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  opacity: 0.55;
}

.track-nav__link[aria-current="page"] .track-nav__index {
  opacity: 1;
  color: var(--color-ink);
}

.track-nav__label {
  flex: 1;
  letter-spacing: 0.01em;
}

.track-extras {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: auto;
  padding: 1.25rem;
  border-top: 2px solid rgba(255, 255, 255, 0.12);
}

.track-status {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
  font-weight: 700;
}

.track-status__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-green);
  animation: pulse 2s ease-in-out infinite;
}

.track-status__text {
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(0, 200, 83, 0.45);
  }
  50% {
    box-shadow: 0 0 0 7px rgba(0, 200, 83, 0.1);
  }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1500;
  height: 5px;
  background: rgba(10, 31, 68, 0.12);
  pointer-events: none;
}

.scroll-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--color-orange), var(--color-cyan));
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.4);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.35rem;
  border: var(--border-w) solid var(--color-ink);
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--color-ink);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.btn:hover {
  background: var(--color-paper);
  color: var(--color-ink);
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--color-ink);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

.btn--primary {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-ink);
  box-shadow: 4px 4px 0 var(--color-ink-deep);
}

.btn--primary:hover {
  background: #ff7a1a;
  border-color: var(--color-orange);
  color: var(--color-ink);
  box-shadow: 7px 7px 0 var(--color-ink-deep);
}

.btn--block {
  width: 100%;
}

.btn--outline {
  background: transparent;
  color: var(--color-ink);
  box-shadow: none;
}

.btn--outline:hover {
  background: var(--color-paper);
  box-shadow: 4px 4px 0 var(--color-ink);
}

.btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.8);
  color: var(--color-white);
  box-shadow: none;
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.4);
}

.main-content {
  position: relative;
  min-height: 70vh;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(2rem, 5vw, 4.5rem);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.section {
  margin-block: clamp(2rem, 6vw, 5rem);
}

.section__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: var(--border-w) solid var(--color-ink);
}

.section__title {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.section__title::before {
  content: "// ";
  font-family: var(--font-mono);
  color: var(--color-orange);
}

.section__desc {
  max-width: 58ch;
  margin: 0;
  color: #4a5568;
  font-size: 0.95rem;
}

.section__index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-orange);
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.grid__item--3 {
  grid-column: span 3;
}

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

.grid__item--5 {
  grid-column: span 5;
}

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

.grid__item--7 {
  grid-column: span 7;
}

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

.grid__item--8-start-3 {
  grid-column: 3 / span 8;
}

.grid__item--4-start-9 {
  grid-column: 9 / span 4;
}

.card {
  padding: clamp(1rem, 2vw, 1.75rem);
  background: var(--color-white);
  border: var(--border-w) solid var(--color-ink);
  box-shadow: var(--shadow);
}

.card--paper {
  background: var(--color-paper);
}

.card--dark {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: rgba(255, 255, 255, 0.8);
  box-shadow: 6px 6px 0 var(--color-orange);
}

.card--dark .card__title {
  color: var(--color-white);
}

.card--dark .card__text {
  color: rgba(255, 255, 255, 0.7);
}

.card__number {
  display: block;
  margin-bottom: 0.35em;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-orange);
}

.card__title {
  margin-bottom: 0.5em;
  font-size: 1.35rem;
}

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

.card__title a:hover {
  color: var(--color-orange);
}

.card__text {
  margin-bottom: 1rem;
  color: #444;
  font-size: 0.95rem;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-weight: 900;
  text-decoration: none;
}

.card__link::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--color-orange);
  transition: transform 0.2s ease;
}

.card__link:hover::after {
  transform: translateX(4px);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.8rem;
  border: 2px solid var(--color-ink);
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
}

.badge--live {
  background: var(--color-green);
  border-color: var(--color-green);
  box-shadow: 2px 2px 0 var(--color-ink);
}

.badge--live::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-ink);
  margin-right: 0.45rem;
}

.badge--hot {
  background: var(--color-purple);
  border-color: var(--color-purple);
  color: var(--color-white);
}

.badge--hot::before {
  content: "HOT";
  padding: 0.1rem 0.3rem;
  margin-right: 0.35rem;
  background: rgba(255, 255, 255, 0.2);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
}

.badge--cyan {
  background: var(--color-cyan);
  border-color: var(--color-cyan);
  color: var(--color-ink);
}

.stat {
  display: flex;
  flex-direction: column;
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-ink);
}

.stat__label {
  margin-top: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.stat--cyan {
  color: var(--color-cyan);
}

.stat--orange {
  color: var(--color-orange);
}

.stat--green {
  color: var(--color-green);
}

.stat--dark {
  color: var(--color-ink);
}

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #e7edf5 0%, #d3dce8 100%);
  border: var(--border-w) solid var(--color-ink);
  box-shadow: var(--shadow);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(0, 229, 255, 0.14) 55%, transparent 70%);
}

.media-frame--wide {
  aspect-ratio: 21 / 9;
}

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

.media-frame__placeholder {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: rgba(10, 31, 68, 0.16);
}

.media-frame__badge {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  z-index: 3;
}

.media-frame__caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0.9rem;
  background: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 5vw, 3.5rem);
  background: var(--color-ink);
  border: var(--border-w) solid var(--color-ink);
  color: var(--color-white);
  box-shadow: 10px 10px 0 var(--color-orange);
}

.hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: var(--color-cyan);
  opacity: 0.14;
  transform: rotate(12deg);
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 180px;
  height: 180px;
  background: var(--color-purple);
  opacity: 0.12;
  transform: rotate(-12deg);
}

.hero__title {
  margin: 0;
  color: var(--color-white);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero__subtitle {
  max-width: 58ch;
  margin: 1rem 0 1.75rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.05rem;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-cyan);
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-orange);
}

.rule {
  margin-block: clamp(2.5rem, 6vw, 5rem);
  border: 0;
  border-top: var(--border-w) solid var(--color-ink);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--color-orange);
}

.breadcrumb a {
  color: var(--color-ink);
  text-decoration: none;
}

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

.breadcrumb [aria-current="page"] {
  color: #4a5568;
}

.pill-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 1.75rem;
  padding: 0;
  list-style: none;
}

.pill-nav__item {
  margin: 0;
}

.pill-nav__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border: 2px solid var(--color-ink);
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 3px 3px 0 var(--color-ink);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.pill-nav__btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--color-orange);
}

.pill-nav__btn[aria-pressed="true"] {
  background: var(--color-ink);
  color: var(--color-white);
}

.pill-nav__btn[aria-pressed="true"]::before {
  content: "●";
  color: var(--color-green);
  font-size: 0.6rem;
}

.data-table {
  width: 100%;
  border: var(--border-w) solid var(--color-ink);
  border-collapse: collapse;
  background: var(--color-white);
  box-shadow: var(--shadow);
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  border: 1px solid #dce3ec;
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.data-table tbody tr:nth-child(even) {
  background: var(--color-paper);
}

.data-table tbody tr:hover {
  background: #fff2e8;
}

.site-footer {
  margin-top: clamp(3rem, 8vw, 6rem);
  background: var(--color-ink);
  border-top: 8px solid var(--color-orange);
  color: rgba(255, 255, 255, 0.8);
}

.site-footer .container {
  padding-block: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 3fr 1.6fr 1.6fr 2.2fr;
  gap: clamp(1.75rem, 3vw, 3rem);
  padding: clamp(3rem, 6vw, 4.5rem) 0 2.5rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.15);
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-brand__name {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-white);
}

.footer-brand__dot {
  color: var(--color-orange);
}

.footer-brand__slogan {
  margin: 0.35rem 0 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--color-cyan);
}

.footer-brand__trust {
  max-width: 40ch;
  margin: 0;
  padding-left: 1rem;
  border-left: 4px solid var(--color-orange);
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-heading {
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(255, 107, 0, 0.5);
  color: var(--color-orange);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-list li {
  margin-bottom: 0.55rem;
}

.footer-list a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-list a:hover {
  padding-left: 0.4rem;
  color: var(--color-cyan);
}

.footer-contact p {
  margin: 0.35rem 0;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-block: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal p {
  margin: 0;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  text-underline-offset: 3px;
}

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

.top-button {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--color-orange);
  border: var(--border-w) solid var(--color-ink);
  color: var(--color-ink);
  font-size: 1.3rem;
  font-weight: 900;
  line-height: 1;
  box-shadow: 4px 4px 0 var(--color-ink);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, visibility 0.2s ease;
}

.top-button.is-shown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.top-button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--color-ink);
}

.top-button:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: 0ms;
}

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

@media (min-width: 961px) {
  body {
    margin-left: var(--track-width);
  }

  .scroll-progress {
    left: var(--track-width);
  }
}

@media (min-width: 961px) and (max-width: 1199px) {
  .grid__item--3,
  .grid__item--4 {
    grid-column: span 6;
  }

  .grid__item--5,
  .grid__item--6,
  .grid__item--7,
  .grid__item--8,
  .grid__item--8-start-3,
  .grid__item--4-start-9 {
    grid-column: 1 / -1;
  }

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

  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 960px) {
  body {
    margin-left: 0;
  }

  .site-header {
    bottom: auto;
    width: auto;
    height: var(--header-h-mobile);
    flex-direction: row;
    border-right: 0;
    border-bottom: var(--border-w) solid var(--color-ink-deep);
  }

  .site-header__bar {
    flex: 1;
    padding: 0.25rem 0.75rem 0.25rem 1rem;
    border-bottom: 0;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    width: 52px;
    height: 52px;
    margin: 0.25rem;
    padding: 6px;
    background: var(--color-orange);
    border: 2px solid var(--color-ink);
    box-shadow: 3px 3px 0 rgba(5, 15, 36, 0.35);
  }

  .nav-toggle__line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-ink);
    transition: transform 0.22s ease, opacity 0.2s ease;
  }

  .nav-toggle__label {
    font-size: 0.68rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-ink);
  }

  .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);
  }

  .site-header__drawer {
    position: fixed;
    top: var(--header-h-mobile);
    right: auto;
    bottom: 0;
    left: 0;
    display: flex;
    width: min(84vw, 340px);
    background: var(--color-ink);
    box-shadow: none;
    transform: translateX(-105%);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .site-header__drawer[data-open="true"] {
    transform: translateX(0);
    box-shadow: 16px 0 40px rgba(5, 15, 36, 0.45);
  }

  .track-nav {
    padding-top: 0.5rem;
  }

  .track-nav__link {
    padding: 0.95rem 1.4rem;
  }

  .track-extras {
    padding: 1.4rem;
  }

  .scroll-progress {
    right: 0;
    left: 0;
    height: 4px;
  }

  .grid__item--3,
  .grid__item--4,
  .grid__item--5,
  .grid__item--6,
  .grid__item--7,
  .grid__item--8,
  .grid__item--8-start-3,
  .grid__item--4-start-9 {
    grid-column: 1 / -1;
  }

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

  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .header-cta {
    padding: 0.42rem 0.7rem;
    font-size: 0.78rem;
  }
}

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

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

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

  .track-status__dot {
    animation: none;
  }
}