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

html, body {
  background: var(--cream);
  font-family: 'Klee One', serif;
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(232, 168, 56, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(124, 180, 214, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(232, 123, 111, 0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.deco-star {
  position: fixed;
  pointer-events: none;
  z-index: 1;
  opacity: 0.4;
  animation: float 8s ease-in-out infinite;
}
.deco-star:nth-child(1) { top: 8%; left: 5%; animation-delay: 0s; }
.deco-star:nth-child(2) { top: 15%; right: 8%; animation-delay: 2s; }
.deco-star:nth-child(3) { bottom: 20%; left: 6%; animation-delay: 4s; }
.deco-star:nth-child(4) { bottom: 10%; right: 5%; animation-delay: 1s; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(10deg); }
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 20px 80px;
  position: relative;
  z-index: 2;
}

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

.moon {
  display: inline-block;
  font-size: 56px;
  animation: gentle-rock 4s ease-in-out infinite;
}
@keyframes gentle-rock {
  0%, 100% { transform: rotate(-8deg); }
  50% { transform: rotate(8deg); }
}

h1 {
  font-family: 'Klee One', serif;
  font-size: clamp(28px, 5vw, 42px);
  color: var(--ink);
  margin: 8px 0 4px;
  letter-spacing: 0.02em;
  text-shadow: 2px 2px 0 var(--cream-dark);
}

.subtitle {
  font-family: 'Klee One', serif;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: 15px;
  letter-spacing: 0.1em;
}

.card {
  background: var(--paper);
  border-radius: 24px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 4px 0 var(--cream-dark), 0 8px 24px var(--shadow);
  border: 2px solid var(--cream-dark);
  position: relative;
}

.card-title {
  font-family: 'Klee One', serif;
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title .emoji {
  font-size: 26px;
  display: inline-block;
  animation: wiggle 3s ease-in-out infinite;
}
@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

.loading {
  text-align: center;
  padding: 40px 20px;
  color: var(--ink-soft);
}

@media (max-width: 480px) {
  .container { padding: 20px 14px 60px; }
  .card { padding: 18px; border-radius: 20px; }
  .btn { padding: 12px 20px; font-size: 16px; }
  .stars-grid { gap: 5px; }
  .day-cell { border-radius: 12px; }
}