:root {
  --bg: #f4efe6;
  --panel: rgba(255, 250, 242, 0.88);
  --panel-strong: rgba(255, 246, 232, 0.96);
  --text: #1d2430;
  --muted: #5d6876;
  --line: rgba(29, 36, 48, 0.12);
  --accent: #006d77;
  --accent-soft: #d7f0f2;
  --shadow: 0 24px 70px rgba(34, 44, 63, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(0, 109, 119, 0.16), transparent 34%),
    radial-gradient(circle at 85% 18%, rgba(238, 155, 0, 0.18), transparent 22%),
    linear-gradient(180deg, #f8f3ea 0%, #efe5d6 100%);
}

a {
  color: inherit;
}

.page-shell {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}

.page-shell--narrow {
  width: min(760px, calc(100% - 2rem));
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 3rem;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255, 250, 244, 0.96), rgba(248, 240, 226, 0.9));
  box-shadow: var(--shadow);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -4rem -4rem auto;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 109, 119, 0.16), transparent 68%);
}

.hero--compact {
  margin-top: 12vh;
}

.eyebrow {
  margin: 0 0 1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--accent);
}

h1,
h2 {
  margin: 0;
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2.8rem, 6vw, 4.9rem);
  line-height: 0.95;
}

h2 {
  font-size: 1.32rem;
  margin-bottom: 0.9rem;
}

.lead,
.card p,
.site-footer p,
.card li {
  color: var(--muted);
  line-height: 1.8;
}

.lead {
  max-width: 46rem;
  margin: 1.3rem 0 0;
  font-size: 1.08rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.7rem;
}

.hero-tags span,
.button {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 109, 119, 0.18);
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(10px);
}

.card.emphasis {
  background: var(--panel-strong);
}

.card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.site-footer {
  margin-top: 1rem;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 252, 247, 0.82);
}

.site-footer p {
  margin: 0.3rem 0;
}

@media (max-width: 760px) {
  .page-shell {
    padding-top: 1rem;
    padding-bottom: 2rem;
  }

  .hero {
    padding: 1.5rem;
    border-radius: 22px;
  }

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

  h1 {
    font-size: 2.5rem;
  }
}