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

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #f5f5f7;
  color: #1c1c1e;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 24px 16px;
}

.app {
  width: 100%;
  max-width: 640px;
}

.app__header {
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: #fff;
  border-radius: 20px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(124, 58, 237, 0.25);
}

.app__header h1 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.nav__label {
  font-size: 1.25rem;
  font-weight: 600;
  min-width: 160px;
}

.nav__btn {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s;
}

.nav__btn:hover {
  background: rgba(255, 255, 255, 0.35);
}

.today-btn {
  margin-top: 16px;
  background: #fff;
  color: #7c3aed;
  border: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.today-btn:hover {
  background: #f3e8ff;
}

.list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  background: #fff;
  border-radius: 14px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.card__date {
  background: #f3e8ff;
  color: #7c3aed;
  border-radius: 12px;
  padding: 8px 12px;
  text-align: center;
  min-width: 60px;
  flex-shrink: 0;
}

.card__date strong {
  display: block;
  font-size: 1.4rem;
  line-height: 1.1;
}

.card__date span {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.card__info {
  flex: 1;
}

.card__name {
  font-size: 1.05rem;
  font-weight: 600;
}

.card__meta {
  font-size: 0.85rem;
  color: #6b7280;
  margin-top: 2px;
}

.card--today {
  border: 2px solid #ec4899;
}

.badge {
  display: inline-block;
  background: #ec4899;
  color: #fff;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.empty {
  text-align: center;
  padding: 40px 20px;
  color: #6b7280;
  background: #fff;
  border-radius: 14px;
}

.app__footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: #6b7280;
}

.app__footer code {
  background: #e5e7eb;
  padding: 1px 5px;
  border-radius: 4px;
}