:root {
  --bg: #fff8f7;
  --bg-soft: #fff2f5;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --line: rgba(94, 58, 77, 0.12);
  --text: #2f1f2d;
  --muted: #705d69;
  --accent: #ff7da8;
  --accent-strong: #ff5f97;
  --accent-soft: #ffe1ec;
  --shadow: 0 28px 70px rgba(130, 82, 106, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 183, 204, 0.55), transparent 28%),
    radial-gradient(circle at top right, rgba(221, 215, 255, 0.58), transparent 26%),
    linear-gradient(180deg, #fffafc 0%, #fff3f5 48%, #fff8f4 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.15)),
    url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='19' cy='22' r='1' fill='%23f5bfd4'/%3E%3Ccircle cx='126' cy='42' r='1' fill='%23e8d7ff'/%3E%3Ccircle cx='61' cy='120' r='1' fill='%23f8ccd6'/%3E%3C/svg%3E");
  opacity: 0.75;
}

.page-shell {
  position: relative;
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.hero,
.intro-grid,
.story-layout,
.compare-grid {
  display: grid;
  gap: 24px;
}

.hero {
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  align-items: center;
  min-height: 100vh;
  padding: 16px 0 24px;
}

.hero-copy,
.note-card,
.sticky-card,
.panel-card,
.compare-card,
.cta-card {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 40px;
  border-radius: 34px;
}

.eyebrow,
.card-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent-strong);
}

.hero h1,
.section-heading h2,
.note-card h2,
.compare-card h3,
.cta-card h2 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  line-height: 0.98;
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(54px, 7vw, 102px);
  letter-spacing: -0.05em;
}

.hero h1 span {
  display: block;
  color: #9b5370;
}

.lead,
.note-card p,
.section-heading p,
.compare-card p,
.cta-card p,
.panel-card figcaption,
.sticky-card li {
  color: var(--muted);
  line-height: 1.9;
}

.lead {
  margin: 24px 0 0;
  font-size: 16px;
  max-width: 680px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.primary-button,
.secondary-button,
.sidebar-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 15px 24px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.primary-button {
  color: #fff;
  background: linear-gradient(135deg, #ff9cc0, #ff669a);
  box-shadow: 0 18px 34px rgba(255, 102, 154, 0.28);
}

.secondary-button,
.sidebar-button {
  color: var(--text);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.primary-button:hover,
.secondary-button:hover,
.sidebar-button:hover {
  transform: translateY(-1px);
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
}

.hero-points li {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(255, 125, 168, 0.14);
  color: #6e4d60;
  font-size: 14px;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 720px;
}

.glow {
  position: absolute;
  inset: 14% 8% auto;
  height: 68%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 168, 201, 0.42), transparent 66%);
  filter: blur(18px);
}

.hero-visual img {
  position: relative;
  width: min(100%, 540px);
  border-radius: 34px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 34px 90px rgba(95, 60, 79, 0.22);
}

.section {
  padding-top: 44px;
}

.intro-grid,
.compare-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.note-card,
.compare-card,
.cta-card {
  padding: 28px;
  border-radius: 28px;
}

.note-card h2,
.section-heading h2,
.cta-card h2 {
  margin-top: 10px;
  font-size: clamp(34px, 5vw, 56px);
  letter-spacing: -0.03em;
}

.story-section .section-heading,
.compare-section .section-heading {
  max-width: 760px;
  margin-bottom: 20px;
}

.section-heading p:last-child {
  margin-bottom: 0;
}

.story-layout {
  grid-template-columns: 280px minmax(0, 1fr);
  align-items: start;
}

.story-sidebar {
  position: relative;
}

.sticky-card {
  position: sticky;
  top: 24px;
  padding: 24px;
  border-radius: 26px;
}

.sticky-card ol {
  margin: 18px 0 0;
  padding-left: 18px;
}

.sticky-card li + li {
  margin-top: 10px;
}

.sidebar-button {
  width: 100%;
  margin-top: 20px;
}

.story-panels {
  display: grid;
  gap: 22px;
}

.panel-card {
  margin: 0;
  padding: 16px;
  border-radius: 28px;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.panel-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.panel-card img {
  display: block;
  width: 100%;
  border-radius: 20px;
}

.panel-card figcaption {
  margin-top: 14px;
  padding: 0 6px 4px;
  font-size: 14px;
}

.panel-card--final {
  background:
    linear-gradient(180deg, rgba(255, 244, 248, 0.98), rgba(255, 255, 255, 0.92)),
    var(--surface);
}

.compare-card h3 {
  font-size: 34px;
  letter-spacing: -0.02em;
}

.compare-card--accent {
  background:
    linear-gradient(135deg, rgba(255, 232, 241, 0.95), rgba(255, 247, 251, 0.95)),
    var(--surface);
}

.cta-section {
  padding-bottom: 24px;
}

.cta-card {
  text-align: center;
  background:
    radial-gradient(circle at top center, rgba(255, 182, 205, 0.26), transparent 32%),
    rgba(255, 255, 255, 0.86);
}

@media (max-width: 980px) {
  .hero,
  .intro-grid,
  .story-layout,
  .compare-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 0;
  }

  .hero-copy {
    order: 2;
    padding: 28px;
  }

  .hero-visual {
    order: 1;
    min-height: auto;
  }

  .hero-visual img {
    width: min(100%, 520px);
  }

  .story-sidebar {
    display: none;
  }

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

@media (max-width: 640px) {
  .page-shell {
    width: min(100%, calc(100% - 16px));
    padding: 14px 0 40px;
  }

  .hero h1 {
    font-size: clamp(42px, 14vw, 72px);
  }

  .hero-copy,
  .note-card,
  .compare-card,
  .cta-card,
  .panel-card {
    border-radius: 22px;
  }

  .hero-copy,
  .note-card,
  .compare-card,
  .cta-card {
    padding: 22px;
  }

  .panel-card {
    padding: 12px;
  }

  .section {
    padding-top: 32px;
  }
}