body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink-900);
  background: radial-gradient(circle at 0% 0%, #fffaf2 0, #f7efe2 28%, #f2e6d5 45%, #e8dbc8 100%);
  line-height: 1.65;
}

body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -2;
  width: 40vw;
  aspect-ratio: 1;
  border-radius: 999px;
  filter: blur(56px);
  opacity: 0.45;
}

body::before {
  top: -12vw;
  right: -8vw;
  background: radial-gradient(circle, rgba(183, 140, 79, 0.7) 0%, rgba(183, 140, 79, 0) 70%);
}

body::after {
  bottom: -14vw;
  left: -10vw;
  background: radial-gradient(circle, rgba(79, 55, 43, 0.6) 0%, rgba(79, 55, 43, 0) 70%);
}

main {
  min-height: 70vh;
}

h1,
h2,
h3,
h4,
h5 {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--coffee-900);
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.7rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.65rem, 3.5vw, 3rem);
  font-weight: 600;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  font-weight: 600;
}

p {
  color: var(--ink-700);
}

.container {
  width: min(var(--container), calc(100% - 2.2rem));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-16);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.section-head p {
  max-width: 44ch;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-5);
}

.muted {
  color: var(--ink-500);
}

.caption {
  font-size: 0.92rem;
  color: var(--ink-500);
}

.surface {
  background: linear-gradient(160deg, rgba(255, 250, 242, 0.9), rgba(243, 232, 216, 0.86));
  border: 1px solid rgba(121, 89, 68, 0.12);
  box-shadow: var(--shadow-soft);
  border-radius: var(--radius-lg);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-mid), transform var(--transition-mid);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--coffee-900);
  color: var(--cream-50);
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-xs);
}

.skip-link:focus {
  left: 0.8rem;
  top: 0.8rem;
  z-index: 999;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}