:root {
  --bg: #f4efe6;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-strong: #fffaf3;
  --ink: #131619;
  --muted: #5f635f;
  --accent: #d9472b;
  --accent-soft: #ef8c63;
  --gold: #d6a63c;
  --steel: #5e6670;
  --line: rgba(19, 22, 25, 0.08);
  --shadow: 0 24px 70px rgba(26, 24, 20, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(214, 166, 60, 0.2), transparent 28%),
    linear-gradient(180deg, #f8f2e9 0%, #f1ece4 100%);
  color: var(--ink);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
}

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

.page-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 80px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 6px 0 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand img {
  width: min(320px, 100%);
  display: block;
}

.brand-caption {
  display: grid;
  gap: 2px;
  line-height: 1.1;
}

.brand-caption strong {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-caption em {
  font-size: 0.78rem;
  font-style: normal;
  color: var(--muted);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

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

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 32px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.feature-panel,
.story-cards article,
.winner-grid article,
.sponsor-points article {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 44px;
}

.eyebrow,
.section-label,
.card-kicker,
.winner-tag {
  margin: 0 0 14px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1,
.story-copy h2,
.section-header h2,
.sponsor-copy h2 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 5.4rem);
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.lede,
.hero-copy p,
.feature-panel p,
.story-copy p,
.section-header p,
.winner-grid p,
.sponsor-copy p,
.sponsor-points p,
.hero-note {
  font-size: 1.04rem;
  line-height: 1.65;
  color: var(--muted);
}

.hero-note {
  max-width: 62ch;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
}

.button-primary {
  background: var(--accent);
  color: #fff7f3;
}

.button-secondary {
  border: 1px solid rgba(19, 22, 25, 0.14);
  background: rgba(255, 255, 255, 0.55);
}

.inline-link {
  font-weight: 700;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
}

.hero-stats div {
  padding-top: 14px;
  border-top: 1px solid rgba(19, 22, 25, 0.08);
}

.hero-stats dt {
  margin-bottom: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}

.hero-stats dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.hero-visual {
  display: flex;
}

.hero-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  min-height: 100%;
  padding: 34px;
  color: #fdf7ee;
  background:
    linear-gradient(160deg, rgba(217, 71, 43, 0.94) 0%, rgba(123, 27, 13, 0.96) 62%, rgba(17, 19, 21, 1) 100%);
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -24% -12% auto;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(214, 166, 60, 0.34), transparent 68%);
}

.hero-card h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1;
}

.hero-card p {
  position: relative;
  z-index: 1;
  color: rgba(253, 247, 238, 0.84);
}

.hero-image-card {
  position: relative;
  z-index: 1;
  margin: 24px 0 0;
  padding: 0;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.hero-image-card img {
  display: block;
  width: 100%;
  height: auto;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(3, auto 1fr);
  gap: 8px 16px;
  align-items: end;
  margin-top: 28px;
  font-weight: 700;
}

.countdown span:nth-child(odd) {
  font-size: 2.2rem;
  color: var(--gold);
}

.countdown span:nth-child(even) {
  align-self: center;
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 22px 0 38px;
}

.strip article {
  padding: 20px;
  border-radius: 22px;
  background: rgba(255, 250, 243, 0.78);
  border: 1px solid var(--line);
}

.strip strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.65rem;
}

.strip span {
  color: var(--muted);
  line-height: 1.5;
}

.feature-grid,
.story-section,
.winners-section,
.sponsor-section {
  margin-top: 26px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
}

.feature-panel {
  padding: 32px;
}

.feature-panel h2,
.feature-panel h3 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.05;
}

.feature-panel ul {
  margin: 22px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

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

.bundle-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 18px;
}

.bundle-list article {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(19, 22, 25, 0.08);
}

.bundle-list strong {
  font-size: 1.45rem;
}

.bundle-list span,
.fine-print {
  color: var(--muted);
}

.featured-bundle {
  background: linear-gradient(135deg, rgba(214, 166, 60, 0.16), rgba(217, 71, 43, 0.08));
  border-color: rgba(214, 166, 60, 0.45);
}

.story-section {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 22px;
  align-items: start;
}

.story-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.story-cards article {
  padding: 24px;
}

.story-cards h3,
.winner-grid h3,
.sponsor-points h3 {
  margin: 0 0 10px;
  font-size: 1.25rem;
}

.winners-section,
.sponsor-section {
  padding: 34px;
  border-radius: 30px;
  background: rgba(255, 250, 243, 0.62);
  border: 1px solid var(--line);
}

.section-header,
.sponsor-copy {
  max-width: 760px;
}

.winner-grid,
.sponsor-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.winner-grid article,
.sponsor-points article {
  padding: 24px;
}

.sponsor-cta {
  margin-top: 18px;
  padding: 24px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(217, 71, 43, 0.08), rgba(214, 166, 60, 0.14));
  border: 1px solid rgba(19, 22, 25, 0.08);
}

.sponsor-cta h3 {
  margin: 0 0 10px;
  font-size: 1.3rem;
}

.sponsor-cta p {
  margin: 0;
  max-width: 68ch;
}

.section-link-row {
  margin: 18px 0 0;
}

.campaign-hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
  align-items: stretch;
  margin-top: 12px;
}

.campaign-hero-copy,
.campaign-hero-card,
.campaign-block {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.campaign-hero-copy {
  padding: 38px;
}

.campaign-hero-card {
  padding: 34px;
  background: linear-gradient(160deg, rgba(17, 19, 21, 0.96) 0%, rgba(34, 43, 49, 0.94) 100%);
  color: #fdf7ee;
}

.campaign-hero-card::after {
  content: "";
  display: block;
  margin-top: 22px;
  aspect-ratio: 4 / 3;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01)),
    url("./assets/hero-corvette.png") center/cover no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.campaign-hero-card ul {
  margin: 18px 0 0;
  padding-left: 20px;
  line-height: 1.7;
  color: rgba(253, 247, 238, 0.86);
}

.campaign-sections {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.campaign-block {
  padding: 28px;
}

.campaign-block h2 {
  margin: 0 0 12px;
  font-size: 1.8rem;
  line-height: 1.05;
}

.impact-highlight {
  margin-top: 20px;
}

.archive-hero {
  padding: 40px 0 18px;
  max-width: 760px;
}

.archive-hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.archive-grid,
.faq-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.archive-grid article,
.faq-list article {
  padding: 26px;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.archive-date {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.archive-grid h2,
.faq-list h2 {
  margin: 0 0 10px;
  font-size: 1.55rem;
  line-height: 1.08;
}

@media (max-width: 980px) {
  .campaign-hero,
  .campaign-sections {
    grid-template-columns: 1fr;
  }

  .hero,
  .feature-grid,
  .story-section,
  .winner-grid,
  .sponsor-points,
  .archive-grid,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 980px) {
  .hero,
  .feature-grid,
  .story-section,
  .story-cards,
  .winner-grid,
  .sponsor-points,
  .strip,
  .archive-grid,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 18px, 1200px);
    padding-top: 14px;
  }

  .hero-copy,
  .hero-card,
  .feature-panel,
  .winners-section,
  .sponsor-section {
    padding: 22px;
  }

  .hero h1,
  .story-copy h2,
  .section-header h2,
  .sponsor-copy h2 {
    font-size: 2.6rem;
  }

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

  .nav {
    gap: 12px;
    font-size: 0.9rem;
  }
}