:root {
  --hero-max: 1080px;
  --text-max: 760px;
  --pad-x: clamp(16px, 3vw, 36px);
  --text: #252525;
  --muted: #6a6a6a;
  --bg: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

main {
  width: 100%;
  padding-top: clamp(24px, 3vw, 38px);
}

.renewal-hero {
  /* PCでは写真の左右にしっかり白を残す */
  width: min(84vw, var(--hero-max));
  margin: 0 auto;
}

.renewal-hero picture,
.renewal-hero img {
  display: block;
  width: 100%;
}

.renewal-hero img {
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.renewal-message {
  width: min(calc(100% - (var(--pad-x) * 2)), var(--text-max));
  margin: 0 auto;
  padding: clamp(30px, 4vw, 48px) 0 clamp(40px, 5vw, 58px);
  text-align: center;
}

.renewal-message h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  line-height: 1.45;
  font-weight: 500;
  letter-spacing: 0.035em;
}

.renewal-message p {
  margin: 18px 0 0;
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  color: var(--muted);
}

.site-footer {
  width: min(calc(100% - (var(--pad-x) * 2)), var(--hero-max));
  margin: auto auto 0;
  padding: 0 0 24px;
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-size: 0.78rem;
  color: #8a8a8a;
}

@media (max-width: 640px) {
  main {
    padding-top: 16px;
  }

  .renewal-hero {
    width: calc(100% - 32px);
  }

  /* スマホ専用写真は縦位置をそのまま見せる */
  .renewal-hero img {
    aspect-ratio: 3 / 4;
    object-fit: cover;
  }

  .renewal-message {
    padding-top: 28px;
  }

  .desktop-break {
    display: none;
  }
}