:root {
  color-scheme: light;
  --bg: #fff8f3;
  --panel: #ffffff;
  --ink: #211816;
  --muted: #6f625e;
  --brand: #c85d7c;
  --brand-dark: #9d3f5c;
  --line: #eadbd4;
  --soft: #f8e7ed;
  --shadow: 0 20px 60px rgba(64, 33, 33, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 212, 226, 0.75), transparent 36rem),
    radial-gradient(circle at bottom right, rgba(255, 230, 199, 0.95), transparent 32rem),
    var(--bg);
  line-height: 1.6;
}

img, svg {
  max-width: 100%;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(255, 248, 243, 0.82);
  border-bottom: 1px solid rgba(234, 219, 212, 0.8);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 1.18rem;
}

.logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #f4a7b9, #c85d7c);
  color: white;
  box-shadow: 0 10px 28px rgba(200, 93, 124, 0.28);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 650;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--brand-dark);
}

.hero {
  padding: 88px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 44px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  color: var(--brand-dark);
  font-weight: 750;
  font-size: 0.88rem;
}

h1 {
  margin: 18px 0 18px;
  font-size: clamp(2.7rem, 7vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.075em;
}

.hero p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 620px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 19px;
  border-radius: 999px;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: white;
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 14px 32px rgba(200, 93, 124, 0.24);
}

.button.secondary {
  color: var(--brand-dark);
  background: rgba(255, 255, 255, 0.78);
  border-color: var(--line);
  box-shadow: none;
}

.hero-card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
  border-radius: 34px;
  padding: 24px;
}

.style-board {
  display: grid;
  gap: 14px;
}

.tile {
  min-height: 112px;
  border-radius: 26px;
  padding: 18px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  overflow: hidden;
  color: white;
  font-weight: 850;
  letter-spacing: -0.03em;
  position: relative;
}

.tile::before {
  content: "";
  position: absolute;
  inset: -30%;
  opacity: 0.22;
  background: radial-gradient(circle, white 0 10%, transparent 11% 100%);
  background-size: 38px 38px;
  transform: rotate(-9deg);
}

.tile span, .tile small {
  position: relative;
}

.tile small {
  opacity: 0.88;
  font-size: 0.82rem;
  font-weight: 700;
}

.tile.one { background: linear-gradient(135deg, #c85d7c, #f0a6b7); }
.tile.two { background: linear-gradient(135deg, #27211f, #8b6a5d); }
.tile.three { background: linear-gradient(135deg, #b2784a, #f3c08a); }

.section {
  padding: 56px 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
  border-radius: 28px;
  padding: 24px;
  box-shadow: 0 12px 34px rgba(64, 33, 33, 0.06);
}

.card h2, .card h3 {
  margin-top: 0;
  letter-spacing: -0.04em;
}

.card p, .page p, .page li {
  color: var(--muted);
}

.page {
  max-width: 820px;
  padding: 64px 0 72px;
}

.page h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  margin-bottom: 12px;
}

.page h2 {
  margin-top: 36px;
  letter-spacing: -0.04em;
}

.notice {
  background: var(--soft);
  border: 1px solid #edc9d4;
  border-radius: 22px;
  padding: 18px;
  color: #6a2e40;
}

.code-box {
  margin-top: 20px;
  padding: 16px;
  border-radius: 18px;
  background: #211816;
  color: #fff8f3;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

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

@media (max-width: 840px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .hero {
    padding-top: 54px;
  }

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

  .nav-links {
    gap: 12px;
  }
}