:root {
  --ink: #1d2523;
  --muted: #53635e;
  --paper: #fffdf8;
  --soft: #f4efe5;
  --line: #ddd4c4;
  --teal: #0f766e;
  --teal-dark: #0d4f49;
  --coral: #c85032;
  --gold: #c3912f;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(29, 37, 35, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.65;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(255, 253, 248, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

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

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--teal);
  color: var(--white);
}

.top-nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 24px);
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.top-nav a {
  text-decoration: none;
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--teal-dark);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: clamp(42px, 7vw, 96px) clamp(18px, 4vw, 56px) clamp(34px, 5vw, 64px);
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.14), rgba(200, 80, 50, 0.12) 54%, rgba(195, 145, 47, 0.16)),
    var(--soft);
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--coral);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(2.15rem, 6vw, 4.85rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.lead {
  max-width: 690px;
  margin: 24px 0 0;
  color: #31413d;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
}

.button.primary {
  background: var(--teal);
  color: var(--white);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--teal-dark);
}

.button.secondary {
  border-color: var(--teal);
  background: rgba(255, 255, 255, 0.58);
  color: var(--teal-dark);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: var(--white);
}

.hero-media {
  margin: 0;
}

.hero-media img {
  border: 1px solid rgba(29, 37, 35, 0.12);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(0, 820px);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(34px, 5vw, 70px) clamp(18px, 4vw, 56px);
}

.event-box {
  position: sticky;
  top: 86px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 32px rgba(29, 37, 35, 0.08);
}

.event-box h2 {
  margin: 0;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 1.2rem;
}

.event-box dl {
  margin: 0;
}

.event-box div {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}

.event-box div:last-child {
  border-bottom: 0;
}

.event-box dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.event-box dd {
  margin: 4px 0 0;
  font-weight: 800;
}

.article-body {
  font-size: 1.08rem;
}

.meta {
  margin-top: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.article-body h2 {
  margin: 42px 0 14px;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.16;
}

.article-body h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.article-body p {
  margin: 0 0 18px;
}

.schedule-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0 26px;
}

.schedule-list section {
  min-height: 150px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

blockquote {
  margin: 34px 0;
  padding: 20px 24px;
  border-left: 6px solid var(--coral);
  background: #f9f0ea;
  color: #4b2419;
  font-size: 1.22rem;
  font-weight: 800;
}

blockquote p {
  margin: 0;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  padding: 0;
  list-style: none;
}

.feature-list li {
  min-height: 48px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  font-weight: 700;
}

.feature-list li::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--gold);
  vertical-align: 1px;
}

.cta-band {
  margin: 44px 0;
  padding: clamp(22px, 4vw, 34px);
  border-radius: 8px;
  background: var(--teal-dark);
  color: var(--white);
}

.cta-band h2 {
  margin-top: 0;
}

.cta-band .button.primary {
  background: var(--white);
  color: var(--teal-dark);
}

.faq {
  margin-top: 44px;
}

details {
  border-top: 1px solid var(--line);
  background: var(--paper);
}

details:last-child {
  border-bottom: 1px solid var(--line);
}

summary {
  cursor: pointer;
  padding: 18px 0;
  color: var(--ink);
  font-weight: 900;
}

details p {
  padding-bottom: 18px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  background: #17211f;
  color: var(--white);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--white);
  font-weight: 800;
}

@media (max-width: 900px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

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

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

  .event-box {
    position: static;
  }

  .schedule-list,
  .feature-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .top-nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
    font-size: 0.86rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

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