:root {
  --primary-color: #55ff55;
  --primary-rgb: 85, 255, 85;
  --background-color: #0f0f0f;
  --accent-color: #333333;
  --surface-color: rgba(25, 25, 25, 0.92);
  --surface-soft: rgba(31, 31, 31, 0.85);
  --text-color: #eff8ef;
  --muted-color: #a1b3a1;
  --border-color: rgba(85, 255, 85, 0.18);
  --shadow-color: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--text-color);
  background:
    radial-gradient(circle at top right, rgba(var(--primary-rgb), 0.12), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 24%),
    var(--background-color);
}

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

.site-shell {
  min-height: 100vh;
}

.container {
  width: min(1120px, calc(100% - 1.25rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 0.9rem 0;
}

.brand,
h1,
h2,
h3 {
  font-family: "Orbitron", sans-serif;
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-color);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--muted-color);
}

.hero {
  padding: 2.4rem 0 1.25rem;
}

.hero-layout {
  display: grid;
  gap: 1rem;
}

.hero-copy,
.status-panel,
.museum-card {
  border: 1px solid var(--border-color);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(var(--primary-rgb), 0.08), transparent 28%),
    var(--surface-color);
  box-shadow: var(--shadow-color);
}

.hero-copy {
  padding: 1.35rem;
}

.kicker,
.section-label,
.offer-badge,
.status-badge,
.shield-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.kicker,
.section-label,
.offer-badge {
  background: rgba(var(--primary-rgb), 0.1);
  color: var(--primary-color);
}

h1 {
  margin: 1rem 0 0.9rem;
  font-size: clamp(2.1rem, 9vw, 4.9rem);
  line-height: 0.96;
  max-width: 11ch;
}

h2 {
  margin: 0.65rem 0 0;
  font-size: clamp(1.5rem, 5vw, 2.8rem);
  line-height: 1.02;
}

h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.2;
}

.lede,
.archive-note,
.panel-copy,
.section-copy,
.offer-card p,
.archive-links li,
.history-grid dt {
  color: var(--muted-color);
}

.lede,
.archive-note,
.section-copy,
.panel-copy,
.offer-card p {
  line-height: 1.65;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.9rem 1.15rem;
  border-radius: 18px;
  font-weight: 700;
  border: 1px solid rgba(var(--primary-rgb), 0.22);
}

.button-primary {
  color: #071107;
  background: var(--primary-color);
  box-shadow: 0 18px 34px rgba(var(--primary-rgb), 0.26);
}

.button-secondary {
  color: var(--text-color);
  background: rgba(255, 255, 255, 0.03);
}

.status-panel,
.museum-card {
  padding: 1.35rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.status-badge {
  background: rgba(var(--primary-rgb), 0.14);
  color: var(--primary-color);
}

.shield-badge {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-color);
}

.panel-title {
  max-width: 16ch;
}

.history-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem 1rem;
  margin: 1.25rem 0 0;
}

.history-grid dt,
.history-grid dd {
  margin: 0;
}

.history-grid dd {
  font-weight: 700;
  color: var(--text-color);
}

.story-band,
.alternatives-section,
.museum-band {
  padding: 1.25rem 0 1.6rem;
}

.story-layout,
.section-heading,
.museum-layout {
  display: grid;
  gap: 1rem;
}

.offer-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.offer-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.2rem;
  border-radius: 24px;
  background: var(--surface-soft);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-color);
}

.offer-card-featured {
  border-color: rgba(var(--primary-rgb), 0.28);
  background:
    linear-gradient(180deg, rgba(var(--primary-rgb), 0.08), transparent 30%),
    var(--surface-color);
}

.offer-card .button {
  margin-top: auto;
  width: 100%;
}

.archive-links {
  padding-left: 1.1rem;
  margin: 1rem 0 0;
}

.archive-links li + li {
  margin-top: 0.7rem;
}

@media (min-width: 760px) {
  .container {
    width: min(1140px, calc(100% - 2rem));
  }

  .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .hero {
    padding: 4rem 0 2rem;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.8fr);
    gap: 1.25rem;
  }

  .hero-copy,
  .status-panel,
  .museum-card,
  .offer-card {
    padding: 1.6rem;
  }

  .hero-actions {
    flex-direction: row;
  }

  .hero-actions .button:first-child {
    min-width: 260px;
  }

  .story-layout,
  .section-heading {
    grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.85fr);
    align-items: end;
  }

  .offer-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }

  .museum-layout {
    grid-template-columns: 1fr 1fr;
  }
}