:root {
  color-scheme: light;
  --bg: #f7f3ea;
  --paper: #fffaf1;
  --ink: #1e1b16;
  --muted: #6f675a;
  --line: #e2d6c3;
  --accent: #176b5d;
  --accent-ink: #ffffff;
  --shadow: 0 18px 45px rgba(40, 31, 17, 0.10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at top left, #fff8dc 0, rgba(255,248,220,0) 36rem), var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Segoe UI", sans-serif;
  line-height: 1.75;
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.2rem 1.25rem;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  font-size: 0.95rem;
}

nav a { text-decoration: none; color: var(--muted); }
nav a:hover { color: var(--accent); }

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1rem 1.25rem 4rem;
}

.hero {
  padding: 5.5rem 0 4rem;
}

.split-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: clamp(1.5rem, 5vw, 3.5rem);
  align-items: center;
}

.hero-image {
  width: 100%;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--paper);
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 0.82rem;
}

h1, h2, h3 {
  line-height: 1.25;
  letter-spacing: -0.04em;
}

h1 {
  max-width: 880px;
  margin: 0.2rem 0 1.2rem;
  font-size: clamp(2.3rem, 8vw, 5.2rem);
}

h2 { font-size: clamp(1.45rem, 3vw, 2rem); }

.lead {
  max-width: 760px;
  font-size: clamp(1.08rem, 2.5vw, 1.35rem);
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-block;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 700;
}

.button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

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

.card, .panel {
  background: rgba(255,250,241,0.82);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.card h2 { margin-top: 0; }
.card p, .panel p { color: var(--muted); }

.panel {
  margin-top: 1.25rem;
  padding: 1.7rem;
}

.panel.subtle {
  box-shadow: none;
  background: rgba(255,255,255,0.45);
}

.article {
  max-width: 780px;
  background: rgba(255,250,241,0.8);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 4vw, 2.4rem);
}

.article h1 { font-size: clamp(2rem, 6vw, 3.5rem); }
.article p, .article li { color: #463f35; }

.notice {
  border-left: 4px solid var(--accent);
  padding: 1rem;
  background: rgba(23,107,93,0.08);
  border-radius: 12px;
}

footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 860px) {
  .split-hero { grid-template-columns: 1fr; }
  .hero-image { order: -1; }
}

@media (max-width: 760px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .hero { padding-top: 3rem; }
  .grid { grid-template-columns: 1fr; }
}