:root {
  --bg: #0f1010;
  --panel: #171816;
  --panel-2: #20211d;
  --text: #f3f1e8;
  --muted: #c5c0b4;
  --subtle: #918b7f;
  --line: #393831;
  --gold: #f0a83a;
  --teal: #31b8b3;
  --rose: #e24c7e;
  --green: #81c784;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
  padding: 14px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 16, 16, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(240, 168, 58, 0.68);
  color: var(--gold);
  background: rgba(240, 168, 58, 0.12);
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  text-decoration: none;
}

.nav a:hover,
.nav a:focus-visible,
.nav a[aria-current="page"] {
  color: var(--text);
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 68px));
  display: grid;
  align-items: end;
  padding: clamp(32px, 6vw, 72px);
  background-image: url("assets/hero-disco-background.png");
  background-position: center;
  background-size: cover;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 18vh;
  background: linear-gradient(180deg, rgba(15, 16, 16, 0), var(--bg));
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 16, 16, 0.88), rgba(15, 16, 16, 0.42) 48%, rgba(15, 16, 16, 0.18)),
    linear-gradient(0deg, rgba(15, 16, 16, 0.48), rgba(15, 16, 16, 0.1));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding-bottom: 7vh;
}

.eyebrow,
.section-kicker,
.status-label {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 20px;
  font-size: clamp(44px, 8vw, 90px);
  line-height: 0.96;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 660px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  border-color: var(--gold);
  background: var(--gold);
  color: #17100a;
}

.button.secondary {
  background: rgba(15, 16, 16, 0.52);
  color: var(--text);
}

.section,
.page {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 72px 0;
}

.intro h2,
.workflow h2,
.split h2,
.page-title h1 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

.intro p,
.split p,
.page-title p {
  max-width: 780px;
  color: var(--muted);
  font-size: 18px;
}

.feature-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

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

.feature-card,
.status-panel,
.guide-list article,
.release-log article {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 22px;
}

.feature-card h3,
.feature-card h2,
.guide-list h2,
.release-log h2 {
  margin-bottom: 10px;
  font-size: 20px;
}

.feature-card p,
.guide-list p,
.release-log p,
.status-panel li {
  color: var(--muted);
}

.workflow {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 36px;
  align-items: start;
}

.steps,
.status-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps {
  display: grid;
  gap: 12px;
}

.steps li {
  display: grid;
  grid-template-columns: 56px 120px 1fr;
  gap: 16px;
  align-items: start;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.steps span,
.guide-list span {
  color: var(--teal);
  font-weight: 900;
}

.steps p {
  margin: 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 28px;
  align-items: start;
}

.status-panel {
  background: var(--panel-2);
}

.status-panel li + li {
  margin-top: 10px;
}

.page {
  padding: 76px 0;
}

.page-title {
  margin-bottom: 34px;
}

.guide-list,
.release-log {
  display: grid;
  gap: 14px;
}

.guide-callout,
.guide-section,
.guide-next,
.guide-overview article,
.guide-detail-list article,
.guide-list article {
  border: 1px solid var(--line);
  background: var(--panel);
}

.guide-callout {
  display: grid;
  gap: 8px;
  max-width: 780px;
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 4px solid var(--gold);
}

.guide-callout span {
  color: var(--muted);
}

.guide-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 44px;
}

.guide-overview article {
  padding: 20px;
}

.guide-overview span,
.guide-detail-list > article > span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  border: 1px solid rgba(49, 184, 179, 0.45);
  color: var(--teal);
  background: rgba(49, 184, 179, 0.08);
  font-weight: 900;
}

.guide-overview h2 {
  margin-bottom: 8px;
  font-size: 20px;
}

.guide-overview p {
  margin-bottom: 0;
  color: var(--muted);
}

.guide-section {
  margin: 0 0 44px;
  padding: clamp(24px, 4vw, 34px);
  background: var(--panel-2);
}

.guide-section > h2,
.guide-next h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.08;
}

.guide-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

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

.guide-columns article {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 16, 16, 0.28);
  padding: 18px;
}

.guide-columns h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.guide-columns ul,
.guide-detail-list ol {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.guide-columns li + li,
.guide-detail-list li + li {
  margin-top: 8px;
}

.guide-detail-list {
  display: grid;
  gap: 16px;
  margin-bottom: 44px;
}

.guide-detail-list article,
.guide-list article {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 24px;
}

.guide-detail-list h2 {
  margin-bottom: 12px;
  font-size: clamp(24px, 3vw, 34px);
}

.guide-detail-list p,
.guide-columns p,
.guide-next p {
  color: var(--muted);
}

.guide-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--teal);
  background: rgba(49, 184, 179, 0.08);
}

.guide-next {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: clamp(24px, 4vw, 34px);
}

.guide-list p {
  margin-bottom: 0;
}

.release-log time {
  color: var(--green);
  font-weight: 800;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 4vw, 56px);
  border-top: 1px solid var(--line);
  color: var(--subtle);
}

@media (max-width: 860px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    flex-wrap: wrap;
  }

  .hero {
    min-height: 680px;
    padding: 28px 20px;
  }

  .hero-content {
    padding-bottom: 4vh;
  }

  .feature-grid,
  .support-grid,
  .guide-overview,
  .guide-columns,
  .guide-columns.three,
  .guide-next,
  .workflow,
  .split {
    grid-template-columns: 1fr;
  }

  .guide-detail-list article,
  .steps li,
  .guide-list article {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}