:root {
  --bg: #0f0f12;
  --card-bg: #17171c;
  --accent: #ff5da2;
  --text: #f2f2f5;
  --text-muted: #9a9aa5;
  --border: #26262e;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(rgba(10, 10, 12, 0.6), rgba(10, 10, 12, 0.6)),
    url("back.png") center center / cover no-repeat fixed;
  background-color: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  padding: 24px;
  line-height: 1.5;
}

.card {
  width: 100%;
  max-width: 480px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
}

header {
  text-align: center;
  margin-bottom: 28px;
}

h1 {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.dot {
  color: var(--accent);
}

.subtitle {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.description {
  margin-bottom: 32px;
  text-align: center;
}

.description p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.hashtag {
  margin-top: 14px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
}

.event,
.shopping {
  margin-bottom: 28px;
}

.event-card,
.shopping-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  padding: 26px 22px;
}

.event h2,
.shopping h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
  text-align: center;
}

.event-caption {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-bottom: 12px;
}

.event-date-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.event-date {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.checklist {
  list-style: none;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  font-weight: 500;
  transition: background-color 0.2s ease;
}

.checklist li:last-child {
  border-bottom: none;
}

.checklist li:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.check-icon {
  flex-shrink: 0;
  width: 18px;
  text-align: center;
  color: var(--accent);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

footer {
  margin-top: 32px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .card {
    padding: 32px 20px;
    border-radius: 12px;
  }

  h1 {
    font-size: 1.8rem;
  }

  .event-date {
    font-size: 1.9rem;
  }

  .event-card,
  .shopping-card {
    padding: 22px 16px;
  }

  .checklist li {
    padding: 12px 6px;
  }

  body {
    background-attachment: scroll;
  }
}