@import url('https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@400;500;700&family=Caveat:wght@500;700&display=swap');

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

:root {
  --ocean-deep: #0a1628;
  --ocean-mid: #132744;
  --ocean-surface: #1e3a5f;
  --wave-foam: #e8f4f8;
  --sand-warm: #d5c4a1;
  --sunrise-orange: #f4a261;
  --sunrise-coral: #e76f51;
  --sky-soft: #a8d5e5;

  --font-main: "Zen Maru Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-accent: "Caveat", cursive;
}

body {
  font-family: var(--font-main);
  background: linear-gradient(160deg, var(--ocean-deep) 0%, var(--ocean-mid) 50%, var(--ocean-surface) 100%);
  color: var(--wave-foam);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 40px;
}

h1 {
  font-family: var(--font-accent);
  font-size: 4rem;
  color: var(--sunrise-orange);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.1rem;
  color: var(--sand-warm);
  margin-bottom: 3rem;
}

.slides-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.slide-card {
  display: block;
  background: rgba(30, 58, 95, 0.5);
  border: 1px solid rgba(168, 213, 229, 0.2);
  border-radius: 1rem;
  padding: 2rem 2.5rem;
  text-decoration: none;
  color: var(--wave-foam);
  transition: all 0.3s ease;
}

.slide-card:hover {
  background: rgba(30, 58, 95, 0.8);
  border-color: var(--sunrise-orange);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.card-event {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--sky-soft);
  background: rgba(168, 213, 229, 0.15);
  padding: 0.3rem 0.8rem;
  border-radius: 1rem;
  margin-bottom: 0.8rem;
}

.card-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--wave-foam);
}

.card-date {
  font-size: 1rem;
  color: rgba(232, 244, 248, 0.5);
}

@media (max-width: 768px) {
  .container {
    padding: 60px 20px;
  }

  h1 {
    font-size: 3rem;
  }

  .slide-card {
    padding: 1.5rem;
  }

  .card-title {
    font-size: 1.4rem;
  }
}