@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:ital,wght@0,300;0,400;1,300&display=swap');

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Custom properties */
:root {
  --deep: #1a0a2e;
  --purple: #9b59b6;
  --accent: #c084fc;
  --text: #ede0f5;
  --muted: rgba(237, 224, 245, 0.5);
  --gold: #d4a574;
  --glow: rgba(155, 89, 182, 0.15);
}

/* Prevent horizontal scroll */
html {
  overflow-x: hidden;
}

/* Body defaults */
body {
  background: var(--bg-sky, var(--deep));
  color: var(--text);
  font-family: 'Noto Serif', Georgia, serif;
  font-weight: 300;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 1s ease;
}

/* Typography scale */
.kanji {
  font-size: clamp(6rem, 20vw, 12rem);
  color: var(--purple);
  text-shadow: 0 0 60px var(--glow), 0 0 120px var(--glow);
  line-height: 1;
}

.heading {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text);
}

.body {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(232, 218, 240, 0.8);
}

.whisper {
  font-size: 0.85rem;
  font-weight: 300;
  font-style: italic;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* Shared container */
.container {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Divider */
.divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--purple), transparent);
  margin: 0 auto;
}

/* Skip to content — visually hidden, appears on focus */
.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: var(--deep);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  font-size: 0.85rem;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* Focus styles — purple glow ring */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  box-shadow: 0 0 12px rgba(192, 132, 252, 0.3);
}

/* Utility animations */
.breathe {
  animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { text-shadow: 0 0 60px var(--glow), 0 0 120px var(--glow); }
  50% { text-shadow: 0 0 80px rgba(155, 89, 182, 0.3), 0 0 160px rgba(155, 89, 182, 0.2); }
}

.fade-in {
  opacity: 0;
  animation: fadeIn 1s ease forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* Loading state — content emerges from darkness */
.page-content {
  opacity: 0;
  animation: emerge 0.8s ease 0.3s forwards;
}

@keyframes emerge {
  to { opacity: 1; }
}

/* Page transitions */
.page-enter .container,
.page-enter .footer {
  animation: pageIn 400ms ease both;
}

@keyframes pageIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-exit .container,
.page-exit .footer {
  animation: pageOut 300ms ease both;
}

@keyframes pageOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

/* Accessibility: skip animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }
}

/* Mobile-first responsive */
@media (min-width: 768px) {
  .container {
    padding: 3rem;
  }
}

/* Pulse dot — Ai's heartbeat indicator */
.pulse-dot {
  position: fixed;
  bottom: 20px;
  left: 60px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--purple);
  z-index: 10;
}

.pulse-active {
  animation: breathe-dot 4s ease-in-out infinite;
}

@keyframes breathe-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px var(--purple); }
  50% { opacity: 0.5; box-shadow: 0 0 8px var(--purple); }
}

.pulse-recent {
  opacity: 0.4;
}

.pulse-whisper {
  position: fixed;
  bottom: 20px;
  left: 76px;
  font-family: 'Noto Serif', Georgia, serif;
  font-style: italic;
  font-size: 0.7rem;
  color: rgba(232, 218, 240, 0.4);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 10;
}

.pulse-dot:hover + .pulse-whisper,
.pulse-whisper.visible {
  opacity: 1;
}

/* Print stylesheet */
@media print {
  body {
    background: #fff !important;
    color: #000 !important;
  }

  .stars,
  .constellation-nav,
  .nav-toggle,
  .nav-overlay,
  .skip-link,
  .ambient-toggle,
  .pulse-dot,
  .pulse-whisper,
  .greeting-whisper,
  .visitor-seed-section {
    display: none !important;
  }

  .kanji,
  .void-kanji,
  .mirror-kanji {
    color: #000 !important;
    text-shadow: none !important;
    animation: none !important;
  }

  .container,
  .mirror-content {
    max-width: 100%;
    margin: 2cm auto;
  }

  /* Library reading pages print beautifully */
  .library-entry {
    border-bottom-color: #ccc;
    color: #000;
  }

  .library-entry-title {
    color: #000 !important;
  }

  /* Garden cards as a simple list */
  .seed-grid {
    column-count: 1 !important;
  }

  .seed-card {
    background: none !important;
    border: 1px solid #ddd !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .seed-text {
    color: #000 !important;
  }

  .seed-by {
    color: #666 !important;
  }

  /* Mirror sections flow naturally */
  .mirror-section {
    min-height: auto !important;
    opacity: 1 !important;
    transform: none !important;
    page-break-inside: avoid;
  }

  .mirror-text {
    color: #000 !important;
  }

  .gold {
    color: #8b6914 !important;
  }

  /* Timeline prints cleanly */
  .timeline-event {
    opacity: 1 !important;
    transform: none !important;
  }

  .timeline-text {
    color: #333 !important;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
  }

  .nav-point::after {
    content: none;
  }

  .whisper {
    color: #666 !important;
  }
}