:root {
  color-scheme: light;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Noto Sans CJK SC", "Avenir Next", Inter, ui-sans-serif, system-ui,
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ink: #253638;
  --heading: #182f32;
  --muted: #68736f;
  --soft: #92968e;
  --line: rgba(24, 47, 50, 0.12);
  --teal: #0f665e;
  --teal-light: #66aa9f;
  --brass: #98713a;
  --paper: #fcf8f0;
  --cream: #f3ecdf;
  --charcoal: #0b1719;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

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

.hero {
  min-height: 82vh;
  display: grid;
  grid-template-rows: auto 1fr;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(251, 247, 239, 0.98) 0%, rgba(251, 247, 239, 0.9) 44%, rgba(251, 247, 239, 0.28) 100%),
    linear-gradient(180deg, rgba(251, 247, 239, 0), rgba(251, 247, 239, 0.96)),
    url("./assets/caravel-hero.png") center right / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: var(--line);
}

.nav {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

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

.brand-mark {
  width: 48px;
  height: 48px;
  border: 1px solid rgba(17, 39, 44, 0.16);
  display: block;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.92);
}

.brand-mark img {
  display: block;
  width: 62px;
  height: auto;
  margin: 4px 0 0 -7px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  color: var(--heading);
  letter-spacing: 0.02em;
  font-weight: 720;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover {
  color: var(--teal);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 64px 0 100px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brass);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 24px;
  color: var(--heading);
  font-family: var(--font-sans);
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 720;
  line-height: 1.12;
  letter-spacing: 0;
}

.lede {
  max-width: 660px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.primary-action,
.secondary-action {
  min-height: 46px;
  padding: 11px 18px;
  border: 1px solid rgba(17, 39, 44, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.primary-action {
  background: var(--heading);
  color: var(--paper);
}

.secondary-action {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.48);
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 92px 0;
}

.section-heading {
  max-width: 700px;
  margin-bottom: 34px;
}

h2 {
  margin-bottom: 18px;
  color: var(--heading);
  font-family: var(--font-sans);
  font-size: clamp(30px, 3.7vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 18px;
  color: var(--heading);
  font-weight: 720;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.intro-grid article {
  min-height: 220px;
  padding: 28px;
  background: #fffaf2;
}

.intro-grid p,
.split p,
.privacy-copy p,
.contact p,
.showcase p,
.console-heading p,
.ops-panel p,
address {
  color: var(--muted);
}

.showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 58px;
  align-items: center;
}

.showcase-copy {
  max-width: 520px;
}

.anime-panel {
  margin: 0;
  border: 1px solid var(--line);
  background: #fffaf2;
  padding: 14px;
  box-shadow: 0 24px 70px rgba(17, 39, 44, 0.12);
}

.anime-panel img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.console-section {
  border-top: 1px solid var(--line);
}

.console-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 58px;
  align-items: end;
  margin-bottom: 30px;
}

.ops-console {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 360px;
  border: 1px solid var(--line);
  background: #fffaf2;
}

.ops-tabs {
  display: grid;
  align-content: start;
  border-right: 1px solid var(--line);
  background: var(--cream);
}

.ops-tab {
  appearance: none;
  min-height: 82px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 800;
  text-align: left;
  padding: 0 26px;
  cursor: pointer;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.ops-tab:hover,
.ops-tab.is-active {
  background: var(--paper);
  color: var(--teal);
}

.ops-screen {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(11, 93, 85, 0.08), transparent 36%),
    radial-gradient(circle at 86% 18%, rgba(184, 137, 69, 0.18), transparent 26%),
    #fffaf2;
}

.ops-screen::before {
  content: "";
  position: absolute;
  inset: 28px;
  border: 1px solid rgba(17, 39, 44, 0.1);
  pointer-events: none;
}

.ops-panel {
  position: absolute;
  inset: 0;
  padding: 56px;
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 220ms ease,
    transform 220ms ease;
  pointer-events: none;
}

.ops-panel.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.screen-label {
  margin-bottom: 18px;
  color: var(--brass) !important;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ops-panel h3 {
  max-width: 680px;
  margin-bottom: 16px;
  font-family: var(--font-sans);
  font-size: clamp(27px, 3.7vw, 44px);
  font-weight: 700;
  line-height: 1.22;
}

.ops-panel p:not(.screen-label) {
  max-width: 620px;
  font-size: 17px;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 640px;
  margin-top: 34px;
  background: var(--line);
  border: 1px solid var(--line);
}

.metric-row span {
  min-height: 92px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.56);
  color: var(--muted);
}

.metric-row strong {
  display: block;
  color: var(--teal);
  font-size: 24px;
  line-height: 1;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 460px);
  gap: 72px;
  align-items: start;
  border-top: 1px solid var(--line);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  border-top: 1px solid var(--line);
}

.check-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}

.check-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  display: inline-block;
  margin-right: 12px;
  background: var(--teal-light);
}

.policy-band {
  width: 100%;
  max-width: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding: 0;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.policy-item {
  min-height: 260px;
  padding: 48px max(28px, calc((100vw - 1180px) / 2));
  background: #f5efe4;
}

.policy-item span {
  display: block;
  color: var(--brass);
  font-family: var(--font-sans);
  font-size: 34px;
  font-weight: 720;
  margin-bottom: 28px;
}

.privacy {
  border-top: 0;
}

.privacy-copy {
  font-size: 17px;
}

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  border-top: 1px solid var(--line);
}

address {
  font-style: normal;
  display: grid;
  gap: 12px;
  align-content: start;
}

address span {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--soft);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}

@media (max-width: 820px) {
  .hero {
    min-height: 820px;
    background-position: center;
  }

  .nav {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero-content {
    padding: 72px 0 96px;
  }

  .intro-grid,
  .policy-band,
  .split,
  .contact,
  .showcase,
  .console-heading,
  .ops-console {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 68px 0;
  }

  .policy-item {
    min-height: 220px;
    padding: 34px 20px;
  }

  .ops-tabs {
    grid-template-columns: repeat(3, 1fr);
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .ops-tab {
    min-height: 58px;
    padding: 0 10px;
    text-align: center;
    font-size: 14px;
  }

  .ops-panel {
    padding: 34px 24px;
  }

  .metric-row {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}