:root {
  --kv-blue: #1265e9;
  --kv-green: #4be23b;
  --kv-yellow: #ffe500;
  --kv-red: #ff4938;
  --kv-sky: #92d7ff;
  --color-background: #ffffff;
  --color-surface: #ffffff;
  --color-accent: var(--kv-yellow);
  --color-accent-pressed: #f0d800;
  --shadow-card: 0 12px 32px rgba(18, 101, 233, 0.12), 0 2px 8px rgba(25, 31, 40, 0.05);
}

body[data-variant="keyvisual-first"] {
  background: #e9eef8;
}

body[data-variant="keyvisual-first"] .app-shell {
  background: #ffffff;
}

body[data-variant="keyvisual-first"] .app-bar {
  color: #ffffff;
  border-bottom: 0;
  background: var(--kv-blue);
  backdrop-filter: none;
}

body[data-variant="keyvisual-first"] .app-bar__title,
body[data-variant="keyvisual-first"] .app-bar__date {
  color: #ffffff;
}

body[data-variant="keyvisual-first"] .app-content {
  padding-top: 0;
}

.kv-home-hero {
  margin: 0 calc(var(--page-gutter) * -1);
  background: var(--kv-green);
}

.kv-ribbon {
  position: relative;
  height: 40px;
  overflow: hidden;
  background: var(--kv-green);
}

.kv-ribbon img {
  position: absolute;
  top: 2px;
  left: 50%;
  display: block;
  width: 470px;
  height: auto;
  max-width: none;
  transform: translateX(-50%);
}

.kv-hero-copy {
  padding: 28px var(--page-gutter) 24px;
}

.kv-hero-copy h1 {
  margin: 0;
  color: var(--kv-blue);
  font-size: 36px;
  font-weight: 900;
  line-height: 43px;
  letter-spacing: -0.045em;
}

.kv-hero-copy p {
  max-width: 330px;
  margin: 12px 0 0;
  color: #133052;
  font-size: 16px;
  font-weight: 600;
  line-height: 24px;
  letter-spacing: -0.02em;
  word-break: keep-all;
}

.kv-action-card {
  margin-top: 20px;
  padding: 22px;
  border: 2px solid var(--kv-blue);
  border-radius: 22px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.kv-action-card h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 850;
  line-height: 33px;
  letter-spacing: -0.035em;
}

.kv-action-card p {
  margin: 8px 0 0;
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 23px;
  word-break: keep-all;
}

.kv-action-card .primary-button {
  width: 100%;
  margin-top: 22px;
}

body[data-variant="keyvisual-first"] .primary-button {
  color: #102a4c;
  border: 2px solid #102a4c;
  border-radius: 14px;
  background: var(--kv-yellow);
  box-shadow: 3px 3px 0 #102a4c;
}

body[data-variant="keyvisual-first"] .primary-button:active {
  box-shadow: 1px 1px 0 #102a4c;
  transform: translate(2px, 2px);
}

body[data-variant="keyvisual-first"] .booking-guide {
  color: #ffffff;
  border: 0;
  background: var(--kv-blue);
}

body[data-variant="keyvisual-first"] .booking-guide > div > span {
  color: rgba(255, 255, 255, 0.78);
}

body[data-variant="keyvisual-first"] .availability-badge--dark {
  color: #102a4c;
  background: var(--kv-yellow);
}

body[data-variant="keyvisual-first"] .experience-list {
  gap: 8px;
}

body[data-variant="keyvisual-first"] .attraction-card {
  position: relative;
  border: 2px solid #102a4c;
  border-radius: 18px;
  box-shadow: 2px 3px 0 rgba(16, 42, 76, 0.1);
}

body[data-variant="keyvisual-first"] .attraction-card::before {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  left: 0;
  height: 6px;
  background: var(--kv-green);
  content: "";
}

body[data-variant="keyvisual-first"] .attraction-card:nth-of-type(4n + 2)::before {
  background: var(--kv-yellow);
}

body[data-variant="keyvisual-first"] .attraction-card:nth-of-type(4n + 3)::before {
  background: var(--kv-red);
}

body[data-variant="keyvisual-first"] .attraction-card:nth-of-type(4n + 4)::before {
  background: var(--kv-sky);
}

body[data-variant="keyvisual-first"] .availability-badge {
  color: #10345b;
  background: var(--kv-yellow);
}

body[data-variant="keyvisual-first"] .attraction-card__action,
body[data-variant="keyvisual-first"] .section-heading--attraction > span,
body[data-variant="keyvisual-first"] .back-button {
  color: var(--kv-blue);
}

body[data-variant="keyvisual-first"] .attraction-card__floor {
  border-color: var(--kv-blue);
  color: #ffffff;
  background: var(--kv-blue);
}

body[data-variant="keyvisual-first"] .attraction-detail__hero {
  border: 2px solid #102a4c;
  background: #fffbea;
}

body[data-variant="keyvisual-first"] .time-slot:has(input:checked) {
  border-color: var(--kv-blue);
  background: #efffe8;
  box-shadow: inset 0 0 0 1px var(--kv-blue);
}

body[data-variant="keyvisual-first"] .floor-group {
  border: 2px solid #102a4c;
  box-shadow: 3px 3px 0 rgba(16, 42, 76, 0.12);
}

body[data-variant="keyvisual-first"] .floor-group:nth-child(1) {
  background: #fffbea;
}

body[data-variant="keyvisual-first"] .floor-group:nth-child(2) {
  background: #efffe8;
}

body[data-variant="keyvisual-first"] .floor-group:nth-child(3) {
  background: #eef8ff;
}

body[data-variant="keyvisual-first"] .bottom-nav {
  border-top: 2px solid #102a4c;
  background: #ffffff;
  backdrop-filter: none;
}

body[data-variant="keyvisual-first"] .nav-item {
  color: #5b6b7e;
  border: 2px solid transparent;
}

body[data-variant="keyvisual-first"] .nav-item.is-selected {
  color: #102a4c;
  border-color: #102a4c;
  background: var(--kv-yellow);
  font-weight: 850;
}

@media (max-width: 350px) {
  .kv-hero-copy h1 {
    font-size: 32px;
    line-height: 39px;
  }

  .kv-action-card {
    padding-right: 18px;
    padding-left: 18px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .kv-ribbon img {
    animation: kv-ribbon-drift 12s ease-in-out infinite alternate;
  }
}

@keyframes kv-ribbon-drift {
  from { transform: translateX(-51%); }
  to { transform: translateX(-49%); }
}