:root {
  --bg1: #fffafd;
  --bg2: #fff3f8;
  --card: rgba(255, 255, 255, 0.93);
  --main: #e46aa3;
  --main-dark: #b84d7f;
  --accent: #ffe08a;
  --accent-soft: #fff7d6;
  --sub-accent: #f7d9ff;
  --text: #4a3340;
  --muted: #8a6a79;
  --border: rgba(228, 106, 163, 0.18);
  --shadow: 0 14px 34px rgba(214, 120, 170, 0.14);
  --shadow-soft: 0 8px 20px rgba(214, 120, 170, 0.1);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 980px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: var(--text);
  line-height: 1.8;
  background:
    radial-gradient(circle at top left, #ffe7f2 0%, transparent 26%),
    radial-gradient(circle at top right, #fff2bf 0%, transparent 22%),
    radial-gradient(circle at 80% 20%, #f8e3ff 0%, transparent 20%),
    linear-gradient(180deg, var(--bg1) 0%, var(--bg2) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255,255,255,0.55) 0 2px, transparent 3px),
    radial-gradient(circle at 82% 12%, rgba(255,255,255,0.5) 0 2px, transparent 3px),
    radial-gradient(circle at 25% 72%, rgba(255,255,255,0.42) 0 2px, transparent 3px),
    radial-gradient(circle at 72% 78%, rgba(255,255,255,0.38) 0 2px, transparent 3px);
  opacity: 0.8;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--main-dark);
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
}

.hero {
  position: relative;
  padding: 28px 0 20px;
}

.hero-inner {
  overflow: hidden;
  border-radius: 38px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.66);
  background: #fff;
}

.hero-visual {
  position: relative;
  line-height: 0;
}

.hero-img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-copy {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  width: min(calc(100% - 32px), 720px);
  text-align: center;
  color: #ffffff;
  padding: 32px 24px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.44);
  text-shadow: 0 2px 10px rgba(130, 50, 90, 0.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.22);
  line-height: 1.6;
}

.anniv-badge {
  display: inline-block;
  margin-bottom: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 6px 14px rgba(255,255,255,0.12);
}

.hero h1 {
  margin: 0;
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1.08;
}

.hero-lead {
  margin: 14px 0 0;
  font-size: clamp(15px, 2.3vw, 20px);
  font-weight: 700;
  line-height: 1.5;
}

@media (max-width: 820px) {
  .hero-copy {
    width: min(calc(100% - 24px), 720px);
    bottom: 16px;
    padding: 22px 16px;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 10px;
  }

  .hero-copy {
    width: calc(100% - 16px);
    bottom: 8px;
    padding: 14px 10px;
    border-radius: 20px;
  }

  .anniv-badge {
    margin-bottom: 8px;
    padding: 6px 12px;
    font-size: 11px;
  }

  .hero h1 {
    font-size: clamp(24px, 8vw, 34px);
  }

  .hero-lead {
    margin-top: 8px;
    font-size: 13px;
  }
}

.intro-card,
.schedule,
.notice,
.contact {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(2px);
}

.intro-card {
  margin-top: 18px;
  padding: 30px;
  position: relative;
}

.intro-card::after {
  content: "✿";
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 18px;
  color: #f3b1cd;
}

.campaign-section {
  padding-top: 10px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, #fff0f7, #fdf4ff);
  color: var(--main-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  border: 1px solid rgba(228, 106, 163, 0.16);
  box-shadow: 0 6px 14px rgba(228, 106, 163, 0.06);
}

h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.3;
  color: var(--main-dark);
}

.lead-text {
  margin: 10px 0 0;
  font-size: 16px;
  font-weight: 600;
}

.campaigns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 24px 0;
}

.campaign-card {
  position: relative;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.campaign-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(90deg, #f58bbb, #ffbfd8, #ffe08a);
}

.campaign-card::after {
  content: "✦";
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 14px;
  color: #f3b6d2;
}

.campaign-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e46aa3, #ff9bc8);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  box-shadow: 0 8px 18px rgba(228, 106, 163, 0.26);
}

.campaign-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.45;
  color: var(--main-dark);
}

.campaign-card p {
  margin: 0;
  font-size: 15px;
}

.special-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(255,245,228,0.96) 100%);
}

.campaign-link {
  display: inline-block;
  margin-top: 14px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  color: var(--main-dark);
  background: linear-gradient(135deg, #fff2f8, #fff8dc);
  border: 1px solid rgba(228, 106, 163, 0.18);
  box-shadow: 0 6px 14px rgba(228, 106, 163, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.campaign-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 18px rgba(228, 106, 163, 0.14);
}

.schedule-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  margin: 8px 0 24px;
}

.schedule,
.notice {
  padding: 24px;
}

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

.schedule-item {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #ffffff 0%, #fff9fd 100%);
  border: 1px solid rgba(228, 106, 163, 0.12);
}

.schedule-no {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 6px 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #fff0f7, #fff9df);
  color: var(--main-dark);
  font-weight: 800;
}

.schedule-item strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--text);
}

.notice ul {
  margin: 12px 0 0;
  padding-left: 1.2em;
}

.notice li + li {
  margin-top: 8px;
}

.contact {
  padding: 24px;
  margin-bottom: 40px;
  position: relative;
}

.contact::after {
  content: "♡";
  position: absolute;
  right: 18px;
  bottom: 16px;
  font-size: 18px;
  color: #f0b6cf;
}

.contact p {
  margin: 0;
}

.team {
  margin-top: 12px;
  text-align: right;
  font-weight: 700;
  color: var(--muted);
}

@media (max-width: 820px) {
  .campaigns,
  .schedule-wrap {
    grid-template-columns: 1fr;
  }

  .intro-card,
  .schedule,
  .notice,
  .contact {
    padding: 22px 18px;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .hero {
    padding-top: 10px;
  }

  .hero-visual {
    min-height: 260px;
    padding: 22px 14px;
  }

  .hero-copy {
    padding: 22px 14px;
  }

  .campaign-card h3 {
    font-size: 19px;
  }

  .schedule-item {
    grid-template-columns: 1fr;
  }
}