:root {
  --black: #111111;
  --dark: #1b1b1b;
  --red: #b51f1f;
  --cream: #f5efe7;
  --paper: #fbf8f3;
  --text: #222222;
  --muted: #6f675f;
  --line: rgba(17, 17, 17, 0.12);
  --white: #ffffff;
  --radius: 22px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.8;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 248, 243, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--black);
  font-size: 13px;
}

.logo-text {
  font-size: 18px;
}

.nav {
  display: flex;
  gap: 14px;
  font-size: 13px;
  font-weight: 700;
}

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

.hero {
  width: min(1080px, calc(100% - 32px));
  margin: 28px auto;
  padding: 72px 24px;
  border-radius: 32px;
  color: var(--white);
  background:
    radial-gradient(circle at 22% 18%, rgba(181, 31, 31, 0.48), transparent 30%),
    linear-gradient(135deg, #101010 0%, #222222 54%, #3a1b1b 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-badge,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: var(--red);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-badge {
  color: #ffd7d7;
}

.hero h1 {
  margin: 0;
  font-size: clamp(38px, 10vw, 78px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero-lead {
  max-width: 620px;
  margin: 22px 0 0;
  font-size: clamp(16px, 4vw, 22px);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 900;
  border: 1px solid transparent;
}

.button-primary {
  color: var(--white);
  background: var(--red);
}

.button-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.1);
}

.section {
  width: min(900px, calc(100% - 32px));
  margin: 22px auto;
  padding: 44px 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 18px;
  font-size: clamp(28px, 7vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.section p {
  margin: 0 0 14px;
}

.section-dark {
  color: var(--white);
  background: var(--dark);
  border-color: rgba(255, 255, 255, 0.12);
}

.section-dark .small-text {
  color: rgba(255, 255, 255, 0.68);
}

.section-cream {
  background: var(--cream);
}

.notice-card {
  padding: 22px;
  border-radius: 18px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.notice-card.light {
  color: var(--text);
  background: var(--cream);
  border-color: var(--line);
}

.notice-title {
  font-size: 18px;
  font-weight: 900;
}

.small-text {
  color: var(--muted);
  font-size: 13px;
}

.link-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.link-grid a,
.link-list a {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.cards {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 20px 0;
}

.card {
  padding: 20px;
  border-radius: 18px;
  background: var(--white);
  border: 1px solid var(--line);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.access-box {
  padding: 22px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.shop-name {
  font-size: 22px;
  font-weight: 900;
}

.link-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.link-list a {
  color: var(--text);
  background: var(--cream);
  border-color: var(--line);
}

.link-list span {
  color: var(--muted);
  font-size: 13px;
}

.footer {
  width: min(900px, calc(100% - 32px));
  margin: 28px auto 40px;
  padding: 20px;
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

.footer p {
  margin: 4px 0;
}

@media (max-width: 720px) {
  .header-inner {
    min-height: 62px;
  }

  .nav {
    gap: 10px;
    font-size: 12px;
  }

  .logo-text {
    display: none;
  }

  .hero {
    margin-top: 18px;
    padding: 52px 22px;
  }

  .section {
    padding: 34px 20px;
  }

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

  .button {
    width: 100%;
  }
}