/* ── Reset & Base ─────────────────────────────── */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #f8f6f1;
  --bg-card: #fffefa;
  --text: #2c2a27;
  --text-muted: #7a7570;
  --accent: #2c2a27;
  --accent-hover: #1a1816;
  --accent-light: rgba(58, 54, 50, 0.06);
  --border: #ddd8cf;
  --grid-line: rgba(140, 120, 90, 0.04);
  --link: #5c7a5e;
  --radius: 6px;
  --max-w: 760px;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: "IBM Plex Sans", "Noto Sans", system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;

  /* subtle Go board grid with faint stones */
  background-image:
    /* black stones — very faint, nearly blended with background */
    radial-gradient(circle at 200px 280px, #f2f0ec 17px, transparent 17px),
    radial-gradient(circle at 520px 680px, #f3f1ed 16px, transparent 16px),
    radial-gradient(circle at 760px 360px, #f3f1ec 15px, transparent 15px),
    radial-gradient(circle at 800px 80px, #f2f0ec 16px, transparent 16px),
    /* white stones — very faint disc with barely visible shadow ring */
    radial-gradient(circle at 120px 280px, #faf9f5 14px, #f6f4f0 18px, transparent 18px),
    radial-gradient(circle at 480px 80px, #fbfaf6 13px, #f7f5f0 17px, transparent 17px),
    radial-gradient(circle at 240px 600px, #faf9f5 14px, #f6f4f0 18px, transparent 18px),
    radial-gradient(circle at 560px 400px, #fbfaf7 12px, #f7f5f1 16px, transparent 16px),
    /* grid lines */
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size:
    960px 960px,
    960px 960px,
    960px 960px,
    960px 960px,
    760px 760px,
    1080px 1080px,
    920px 920px,
    1240px 1240px,
    40px 40px,
    40px 40px;
}

/* ── Typography ──────────────────────────────── */

h1, h2, h3 {
  font-family: "IBM Plex Serif", "Noto Serif", Georgia, serif;
  line-height: 1.3;
}

h1 {
  font-weight: 500;
}

h2 {
  font-weight: 400;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent);
}

/* ── Layout ──────────────────────────────────── */

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5.5rem 0 4rem;
}


/* ── Hero ─────────────────────────────────────── */

.hero {
  padding: 6rem 0 3rem;
  text-align: center;
  border-top: none;
}

.hero-club-name {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.hero-scripts {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.hero .tagline {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 1rem;
}

.hero-dropin {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 2rem;
}

.hero-photo {
  display: block;
  width: 100%;
  max-width: 560px;
  margin: 0 auto 2.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background-color: var(--border);
}

.btn {
  display: inline-block;
  padding: 0.9rem 2.4rem;
  border-radius: var(--radius);
  font-size: 1.05rem;
  font-weight: 500;
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #fff;
}

/* ── When & Where card ───────────────────────── */

.when-where {
  padding: 2rem 0 3rem;
}

.info-card {
  text-align: center;
}

.info-card h2 {
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.info-detail {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.info-detail strong {
  font-weight: 600;
}

.info-address {
  font-weight: 500;
  color: var(--text);
}

.info-notes {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.info-notes span {
  display: inline-block;
}

.info-notes span + span::before {
  content: " · ";
  speak: never;
}

.map-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.9rem;
}

/* ── What to Expect ──────────────────────────── */

.expect h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  text-align: center;
}

.expect ul {
  list-style: none;
  padding: 0;
  max-width: 540px;
  margin: 0 auto;
}

.expect li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.expect li::before {
  content: "·";
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--link);
  font-size: 1.4rem;
  line-height: 1.5;
}

/* ── Photos ──────────────────────────────────── */

.photos {
  padding-top: 6.5rem;
}

.photos h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  text-align: center;
}

.photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background-color: var(--border);
}

.photo-grid .photo-wide {
  grid-column: span 2;
  aspect-ratio: 16 / 9;
}

.photo-caption {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* ── FAQ ──────────────────────────────────────── */

.faq h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  text-align: center;
}

.faq-item {
  margin-bottom: 1rem;
}

.faq-item summary {
  font-family: "IBM Plex Serif", "Noto Serif", Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 0;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "▸";
  display: inline-block;
  width: 1.2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: transform 0.15s ease;
}

.faq-item[open] summary::before {
  content: "▾";
}

.faq-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 0 0 0.5rem 1.2rem;
}

/* ── Footer ──────────────────────────────────── */

footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--link);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 460px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── Responsive ──────────────────────────────── */

@media (max-width: 600px) {
  html {
    font-size: 16px;
  }

  .hero {
    padding: 4rem 0 3rem;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  section {
    padding: 4rem 0 3rem;
  }

  .info-card {
    padding: 1.75rem;
  }

  .photo-grid .photo-wide {
    grid-column: span 1;
    aspect-ratio: 4 / 3;
  }
}