:root {
  --ink: #25445f;
  --muted: #637b8f;
  --blue: #5aa9e6;
  --blue-deep: #2477b8;
  --green: #78c6a3;
  --yellow: #ffe08a;
  --coral: #ffb7b2;
  --paper: #fffaf0;
  --soft: #f0fbff;
  --line: #dcecf0;
  --white: #ffffff;
  font-family: "Yu Gothic", "Meiryo", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
}

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

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(255, 250, 240, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--white);
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--green));
  border-radius: 50%;
}

.brand strong,
.brand small {
  display: block;
}

.brand small,
.nav a,
.section-heading p,
.lead-box,
.card p,
.schedule-list p,
.photo-copy p,
.pass-box p,
.news-list,
.cta p,
.footer {
  color: var(--muted);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 14px;
  font-weight: 800;
}

.hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(760px, calc(100vh - 56px));
  padding: clamp(56px, 9vw, 108px) clamp(20px, 6vw, 88px);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 250, 240, 0.96) 0%, rgba(255, 250, 240, 0.88) 39%, rgba(255, 250, 240, 0.28) 72%, rgba(255, 250, 240, 0.1) 100%),
    linear-gradient(180deg, rgba(37, 68, 95, 0.04), rgba(37, 68, 95, 0.18)),
    url("assets/hero-running.png") center / cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.hero::before {
  position: absolute;
  inset: clamp(18px, 3vw, 44px);
  border: 2px solid rgba(255, 255, 255, 0.76);
  content: "";
  pointer-events: none;
}

.hero::after {
  position: absolute;
  right: clamp(28px, 6vw, 108px);
  bottom: clamp(24px, 5vw, 78px);
  width: 180px;
  height: 180px;
  background: rgba(255, 224, 138, 0.45);
  border-radius: 50%;
  box-shadow:
    -72px -48px 0 rgba(90, 169, 230, 0.22),
    -24px 86px 0 rgba(120, 198, 163, 0.26);
  content: "";
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.sample-label,
.eyebrow {
  margin: 0 0 12px;
  color: #20846a;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 84px);
  line-height: 1.12;
  letter-spacing: 0;
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.55);
}

.hero-copy > p:not(.sample-label) {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  color: #25634f;
  font-size: 13px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(120, 198, 163, 0.42);
  border-radius: 999px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--blue-deep);
  border-radius: 999px;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(37, 68, 95, 0.08);
}

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

.button.secondary {
  color: var(--blue-deep);
  background: rgba(255, 255, 255, 0.78);
}

.hero-media {
  display: none;
}

.notice-band {
  padding: 14px 20px;
  text-align: center;
  background: #fff4cf;
  border-block: 1px solid #f1dfaa;
}

.notice-band p {
  margin: 0;
  font-weight: 700;
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.two-column {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(24px, 6vw, 80px);
}

.section h2,
.cta h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.24;
  letter-spacing: 0;
}

.lead-box {
  max-width: 780px;
  font-size: 17px;
  line-height: 1.9;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading p {
  font-size: 16px;
  line-height: 1.8;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 18px 42px rgba(37, 68, 95, 0.08);
}

.card img {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
}

.card div {
  padding: 20px;
}

.card h3,
.schedule-list h3,
.album-preview h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.card p,
.schedule-list p {
  margin: 0;
  line-height: 1.75;
}

.soft {
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 224, 138, 0.38), transparent 26%),
    radial-gradient(circle at 90% 18%, rgba(90, 169, 230, 0.24), transparent 25%),
    var(--soft);
}

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

.schedule-list article {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) 92px;
  gap: 18px;
  align-items: center;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.date {
  display: grid;
  min-height: 56px;
  place-items: center;
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--green));
  border-radius: 16px;
}

.status {
  justify-self: end;
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 13px;
}

.status.open {
  color: #0f6d4a;
  background: #dff5ec;
}

.status.full {
  color: #9a5d00;
  background: #fff0cb;
}

.status.soon {
  color: #4a5f76;
  background: #edf2f6;
}

.photo-demo {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(24px, 6vw, 72px);
  align-items: center;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.0), rgba(255, 244, 207, 0.45));
}

.photo-copy p {
  line-height: 1.85;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  font-weight: 700;
}

.check-list li::before {
  position: absolute;
  left: 0;
  color: var(--green);
  content: "✓";
}

.photo-panel {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 18px 55px rgba(23, 50, 77, 0.12);
}

.photo-panel > img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  object-position: center;
}

.pass-box,
.album-preview {
  padding: 22px;
  border-top: 1px solid var(--line);
}

.lock {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 6px 10px;
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  background: var(--blue-deep);
  border-radius: 999px;
}

.pass-box label {
  display: block;
  margin-bottom: 8px;
  font-weight: 800;
}

.pass-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.pass-row input {
  min-height: 46px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 16px;
}

.pass-row button,
.download-demo {
  min-height: 46px;
  padding: 0 16px;
  color: var(--white);
  font-weight: 800;
  background: var(--green);
  border: 0;
  border-radius: 6px;
}

.download-demo:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.album-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 16px 0;
}

.album-grid img {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
  border-radius: 6px;
}

.news-list {
  display: grid;
  gap: 10px;
}

.news-list article {
  display: grid;
  grid-template-columns: 128px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.news-list time {
  color: var(--blue);
  font-weight: 800;
}

.news-list p {
  margin: 0;
}

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 clamp(20px, 5vw, 72px) clamp(48px, 7vw, 86px);
  padding: clamp(32px, 5vw, 56px);
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(255, 224, 138, 0.92), rgba(157, 220, 255, 0.86)),
    var(--yellow);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 22px;
  box-shadow: 0 20px 50px rgba(37, 68, 95, 0.12);
}

.cta .eyebrow,
.cta p {
  color: #3d627b;
}

.footer {
  padding: 24px clamp(20px, 5vw, 72px);
  text-align: center;
  border-top: 1px solid var(--line);
}

.footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .site-header,
  .hero,
  .two-column,
  .photo-demo,
  .cta {
    display: block;
  }

  .nav {
    margin-top: 14px;
  }

  .hero-media,
  .photo-panel {
    margin-top: 28px;
  }

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

  .schedule-list article {
    grid-template-columns: 72px 1fr;
  }

  .status {
    grid-column: 2;
    justify-self: start;
  }

  .cta .button {
    margin-top: 20px;
  }
}

@media (max-width: 560px) {
  .pass-row,
  .news-list article {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 36px;
  }
}