:root {
  /* 和のやさしい桜ピンク系 */
  --bg: #ffffff;
  --fg: #1f2937;
  --muted: #6b7280;
  --brand: #ff5c8a; /* 濃桜 */
  --brand-mid: #ff8fb3; /* 中桜 */
  --brand-soft: #ffd1e6; /* うす桜 */
  --accent: #9ae6b4; /* 若葉の緑（控えめ） */
  --card: #f9fafb;
  --ring-track: #f2e7ec;
  --shade: rgba(255, 240, 245, 0.75);
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans JP", system-ui, -apple-system, sans-serif;
  color: var(--fg);
  background: var(--bg);
}
img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: var(--brand);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}
.section {
  padding: 64px 0;
}
.section.alt {
  background: #fff7fb;
}
h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 16px;
}
h1 {
  font-size: clamp(28px, 4vw, 44px);
}
h2 {
  font-size: clamp(22px, 3vw, 32px);
}
h3 {
  font-size: 20px;
  margin-top: 8px;
}
.muted {
  color: var(--muted);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #eee;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--fg);
}
.brand .logo {
  font-size: 22px;
}
.nav a {
  margin-left: 16px;
  color: var(--fg);
}
.nav a:hover {
  color: var(--brand);
}

.hero {
  position: relative;
  min-height: 56vh;
  display: grid;
  place-items: center;
}
.hero-video {
  background: linear-gradient(to top, var(--shade), transparent 40%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(105%) contrast(102%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(255, 255, 255, 0.9),
    rgba(255, 255, 255, 0.1)
  );
}
.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 20px;
}
.hero p {
  color: #374151;
  margin: 0 auto 20px;
  max-width: 640px;
}

.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  border: 2px solid var(--brand);
}
.btn:hover {
  filter: brightness(0.96);
  text-decoration: none;
}
.btn.ghost {
  background: transparent;
  color: var(--brand);
}

.bloom-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 28px;
  align-items: center;
}
@media (max-width: 840px) {
  .bloom-grid {
    grid-template-columns: 1fr;
  }
}

.donut {
  width: 280px;
  height: 280px;
  margin: 0;
  position: relative;
}
.donut svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.donut-track,
.donut-indicator {
  fill: none;
  stroke-width: 24;
  cx: 100;
  cy: 100;
  r: 86;
}
.donut-track {
  stroke: var(--ring-track);
}
.donut-indicator {
  stroke: url(#sakuraGrad); /* グラデーション */
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s ease, opacity 0.3s ease;
}
.donut-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
}
.donut-value {
  font-size: 46px;
  font-weight: 700;
  color: #b91c5a;
}
.donut-sub {
  display: block;
  margin-top: 4px;
  color: #be185d;
  opacity: 0.8;
}

/* ひらひら花びら（控えめの演出） */
.petals {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.petals::before,
.petals::after {
  content: "🌸";
  position: absolute;
  left: 10%;
  animation: fall 8s linear infinite;
  font-size: 20px;
  opacity: 0.6;
}
.petals::after {
  left: 70%;
  animation-duration: 10s;
  font-size: 16px;
  opacity: 0.5;
}
@keyframes fall {
  from {
    transform: translateY(-10%) rotate(0deg);
  }
  to {
    transform: translateY(110%) rotate(180deg);
  }
}

.kv {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px 16px;
  margin: 10px 0 16px;
}
.kv dt {
  color: var(--muted);
}
.kv dd {
  margin: 0;
}

.card {
  background: var(--card);
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 18px;
}
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
@media (max-width: 900px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.points {
  padding-left: 1.2em;
}
.points li {
  margin: 6px 0;
}

/* ギャラリー：写真も動画も映えるマルチメディア・メイソンリ */
.masonry {
  column-count: 3;
  column-gap: 12px;
}
@media (max-width: 1024px) {
  .masonry {
    column-count: 2;
  }
}
@media (max-width: 560px) {
  .masonry {
    column-count: 1;
  }
}

.tile {
  break-inside: avoid;
  display: block;
  margin-bottom: 12px;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}
.tile img,
.tile video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 12px;
}
.tile video {
  filter: saturate(110%);
}
.tile .badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
}
.tile:hover {
  transform: translateY(-2px);
  transition: transform 0.2s ease;
}

/* ライトボックス */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.lightbox.active {
  display: flex;
}
.lightbox-inner {
  max-width: min(92vw, 1100px);
  max-height: 86vh;
}
.lightbox img,
.lightbox video {
  max-width: 100%;
  max-height: 86vh;
  border-radius: 12px;
  background: #000;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 26px;
  line-height: 1;
  border: none;
  background: #fff;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  cursor: pointer;
}

.gallery {
  display: none;
} /* 旧セクション残骸があれば非表示 */

.map-card .fake-map {
  height: 280px;
  border-radius: 12px;
  background: radial-gradient(circle at 30% 40%, #ffe3ef 0 30%, transparent 30%),
    radial-gradient(circle at 65% 70%, #e6fff2 0 26%, transparent 26%),
    linear-gradient(135deg, #fdf2f8, #eef2ff);
  display: grid;
  place-items: center;
  color: #94a3b8;
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid #eee;
  padding: 24px 0 40px;
  color: var(--muted);
}
.footer-nav a {
  margin-left: 12px;
  color: var(--muted);
}
.footer-nav a:hover {
  color: var(--brand);
}

/* アクセシビリティ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.map-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  border-radius: 12px;
  overflow: hidden;
}
.map-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}