/* ============================================
   觀音靈籤 — Minimal White Theme
   ============================================ */

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

:root {
  --bg: #fafafa;
  --bg-card: #ffffff;
  --bg-elevated: #ffffff;
  --border: #e0e0e0;
  --border-light: #eeeeee;
  --text: #1a1a1a;
  --text-secondary: #888888;
  --text-muted: #b0b0b0;
  --accent: #1a1a1a;
  --accent-light: #555555;
  --highlight: #000000;
  --red: #c0392b;
  --gold: #b8860b;
  --green: #2d8a4e;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--bg);
  color: var(--text);
}

body {
  display: flex;
  flex-direction: column;
}

#app {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

/* --- Screen --- */
.screen {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  padding-bottom: 60px;
  transition: opacity 0.4s ease;
}

.screen.hidden {
  opacity: 0;
  pointer-events: none;
}

/* --- Menu --- */
.menu-title {
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 0.2em;
  letter-spacing: 0.15em;
}

.menu-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 2.5em;
  font-weight: 300;
  letter-spacing: 0.06em;
}

.menu-start-btn {
  background: var(--text);
  color: var(--bg);
  border: none;
  padding: 14px 56px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1.05rem;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.12em;
}

.menu-start-btn:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

/* --- Prayer Screen --- */
.prayer-container {
  text-align: center;
  max-width: 420px;
  padding: 0 24px;
}

.prayer-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  opacity: 0.8;
}

.prayer-title {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.prayer-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

.btn-throw {
  background: var(--text);
  color: var(--bg);
  border: none;
  padding: 12px 48px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.1em;
}

.btn-throw:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

/* --- Loading --- */
.loading-container {
  text-align: center;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin: 0 auto 18px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* --- Throw Screen --- */
.throw-container {
  text-align: center;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: 80px;
  user-select: none;
  -webkit-user-select: none;
}

.throw-container.fallback {
  cursor: pointer;
}

.throw-round-info {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
  min-height: 1.2em;
  z-index: 60;
}

/* --- Confirm Progress Dots --- */
.confirm-progress {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
  z-index: 60;
}

.confirm-progress.hidden {
  display: none;
}

.confirm-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: transparent;
  transition: all 0.3s ease;
}

.confirm-dot.success {
  border-color: var(--green);
  background: var(--green);
}

.confirm-dot.fail {
  border-color: var(--red);
  background: var(--red);
}

/* --- Gesture Status --- */
.gesture-status {
  margin-bottom: 16px;
  transition: opacity 0.3s;
}

.gesture-status.hidden {
  opacity: 0;
  pointer-events: none;
}

.gesture-hands {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 8px;
}

.gesture-hand {
  font-size: 2.2rem;
  transition: transform 0.3s, opacity 0.3s;
  opacity: 0.3;
}

.gesture-hand.detected {
  opacity: 0.7;
}

.gesture-hand.grab {
  opacity: 1;
  transform: scale(1.15);
}

.gesture-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  min-height: 1.2em;
}

/* --- Jiaobei Stage --- */
.jiaobei-stage {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

.jiaobei-block {
  width: 60px;
  height: 120px;
  perspective: 600px;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -60px;
  margin-left: -30px;
  opacity: 0;
}

#block-left  { transform: scaleX(-1); }
#block-right { transform: scaleX(1); }

.jiaobei-block.visible {
  opacity: 1;
}

.block-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.block-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 0 120px 120px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.block-flat {
  background: linear-gradient(160deg, #c0392b, #a93226);
  border: 1.5px solid rgba(120, 20, 15, 0.3);
  border-left: none;
  box-shadow:
    inset 0 2px 6px rgba(0,0,0,0.12),
    0 2px 8px rgba(0,0,0,0.1);
}

.block-round {
  background: linear-gradient(160deg, #e74c3c, #c0392b);
  border: 1.5px solid rgba(120, 20, 15, 0.25);
  border-left: none;
  transform: rotateX(180deg);
  box-shadow:
    inset 0 -6px 16px rgba(0,0,0,0.1),
    inset 0 4px 8px rgba(255,255,255,0.08),
    0 2px 8px rgba(0,0,0,0.1);
}

.block-round-surface {
  width: 70%;
  height: 55%;
  border-radius: 0 50% 50% 0;
  background: radial-gradient(
    ellipse at 50% 40%,
    rgba(255,255,255,0.22) 0%,
    rgba(255,255,255,0.06) 50%,
    transparent 75%
  );
}

.jiaobei-stage.landing {
  animation: stageLand 0.4s ease-out;
}

@keyframes stageLand {
  0% { transform: translateY(0); }
  25% { transform: translateY(4px); }
  50% { transform: translateY(-2px); }
  75% { transform: translateY(1px); }
  100% { transform: translateY(0); }
}

/* Throw prompt */
.throw-prompt {
  font-size: 0.9rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: opacity 0.3s;
  z-index: 60;
}

.throw-prompt.hidden {
  opacity: 0;
}

.throw-prompt.pulse {
  animation: promptPulse 2s ease-in-out infinite;
}

@keyframes promptPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* --- Draw Screen (籤筒) --- */
.draw-container {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 0 24px;
}

.draw-instruction {
  font-size: 1rem;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
}

.stick-container {
  position: relative;
  width: 80px;
  height: 220px;
  background: linear-gradient(180deg, #8B4513 0%, #A0522D 30%, #8B4513 100%);
  border-radius: 8px 8px 12px 12px;
  box-shadow:
    inset 0 0 10px rgba(0,0,0,0.3),
    0 4px 20px rgba(0,0,0,0.15);
  cursor: pointer;
  overflow: visible;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10px;
  transition: transform 0.1s;
}

.stick-container::before {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  height: 16px;
  background: linear-gradient(180deg, #D2691E, #8B4513);
  border-radius: 10px 10px 0 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stick-container:hover {
  transform: scale(1.02);
}

.stick-container:active {
  transform: scale(0.98);
}

.stick-container.shaking {
  animation: containerShake 0.15s ease-in-out infinite alternate;
}

@keyframes containerShake {
  0% { transform: rotate(-2deg) translateX(-2px); }
  25% { transform: rotate(1deg) translateX(1px); }
  50% { transform: rotate(-1deg) translateX(2px); }
  75% { transform: rotate(2deg) translateX(-1px); }
  100% { transform: rotate(-1deg) translateX(1px); }
}

/* Sticks inside the container */
.stick {
  width: 4px;
  height: 180px;
  background: linear-gradient(180deg, #F5DEB3, #DEB887, #D2B48C);
  border-radius: 2px 2px 1px 1px;
  margin: 0 1.5px;
  position: relative;
  z-index: 1;
  transition: transform 0.8s cubic-bezier(0.22, 0.8, 0.36, 1);
  box-shadow: 0 0 1px rgba(0,0,0,0.2);
}

.stick::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 20px;
  background: linear-gradient(180deg, #CD853F, #DEB887);
  border-radius: 2px 2px 0 0;
}

.stick.rising {
  animation: stickRise 0.8s cubic-bezier(0.22, 0.8, 0.36, 1) forwards;
}

@keyframes stickRise {
  0% { transform: translateY(0); }
  100% { transform: translateY(-100px); }
}

.draw-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  min-height: 1.2em;
}

#draw-gesture-status {
  margin-top: 8px;
}

#draw-gesture-status.hidden {
  display: none;
}

/* --- Stick Screen (show drawn stick number) --- */
.stick-screen-container {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 0 24px;
}

.stick-number-large {
  font-size: 4rem;
  font-weight: 300;
  color: var(--text);
  letter-spacing: 0.1em;
  animation: resultFadeUp 0.5s ease both;
}

.stick-fortune-badge {
  display: inline-block;
  padding: 6px 24px;
  border-radius: 20px;
  font-size: 1rem;
  letter-spacing: 0.1em;
  animation: resultFadeUp 0.5s ease 0.1s both;
}

.stick-fortune-badge.fortune-best {
  background: #fff3e0;
  color: #e65100;
  border: 1px solid #ffcc80;
}

.stick-fortune-badge.fortune-good {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
}

.stick-fortune-badge.fortune-mid {
  background: #f5f5f5;
  color: #616161;
  border: 1px solid #e0e0e0;
}

.stick-fortune-badge.fortune-bad {
  background: #fce4ec;
  color: #c62828;
  border: 1px solid #ef9a9a;
}

.stick-fortune-badge.fortune-worst {
  background: #f3e5f5;
  color: #6a1b9a;
  border: 1px solid #ce93d8;
}

.stick-title {
  font-size: 1.1rem;
  color: var(--text-secondary);
  animation: resultFadeUp 0.5s ease 0.2s both;
}

.stick-question {
  font-size: 0.95rem;
  color: var(--text);
  margin-top: 8px;
  animation: resultFadeUp 0.5s ease 0.3s both;
}

.stick-actions {
  display: flex;
  gap: 16px;
  margin-top: 8px;
  animation: resultFadeUp 0.5s ease 0.4s both;
}

.btn-confirm,
.btn-redraw {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 32px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.btn-confirm:hover {
  background: var(--green);
  color: white;
  border-color: var(--green);
}

.btn-redraw:hover {
  border-color: var(--accent);
}

/* --- Result Screen --- */
#result-screen {
  justify-content: flex-start;
  overflow-y: auto;
  scrollbar-width: none;          /* Firefox */
  -ms-overflow-style: none;       /* IE/Edge */
}

#result-screen::-webkit-scrollbar {
  display: none;                  /* Chrome/Safari */
}

.result-container {
  text-align: center;
  max-width: 480px;
  width: 100%;
  padding: 24px 28px 120px;
}

@keyframes resultFadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-lot-number {
  font-size: 1rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  animation: resultFadeUp 0.5s ease both;
}

.result-fortune-badge {
  display: inline-block;
  padding: 4px 18px;
  border-radius: 16px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  animation: resultFadeUp 0.5s ease 0.06s both;
}

.result-fortune-badge.fortune-best {
  background: #fff3e0;
  color: #e65100;
  border: 1px solid #ffcc80;
}

.result-fortune-badge.fortune-good {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
}

.result-fortune-badge.fortune-mid {
  background: #f5f5f5;
  color: #616161;
  border: 1px solid #e0e0e0;
}

.result-fortune-badge.fortune-bad {
  background: #fce4ec;
  color: #c62828;
  border: 1px solid #ef9a9a;
}

.result-fortune-badge.fortune-worst {
  background: #f3e5f5;
  color: #6a1b9a;
  border: 1px solid #ce93d8;
}

.result-title {
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: 0.08em;
  animation: resultFadeUp 0.5s ease 0.12s both;
}

/* Poem */
.poem-container {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px 20px;
  margin-bottom: 20px;
  animation: resultFadeUp 0.5s ease 0.18s both;
}

.poem-line {
  font-size: 1.15rem;
  line-height: 2.2;
  color: var(--text);
  letter-spacing: 0.15em;
}

/* Interpretation */
.interpretation-section {
  text-align: left;
  margin-bottom: 20px;
  animation: resultFadeUp 0.5s ease 0.24s both;
}

.interpretation-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.interpretation-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Advice Grid */
.advice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 28px;
  animation: resultFadeUp 0.5s ease 0.3s both;
}

.advice-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px;
  text-align: left;
}

.advice-category {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.advice-text {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* --- App Promo Slot --- */
.result-ad-slot {
  margin-bottom: 24px;
  border: 2px dashed var(--border);
  border-radius: 10px;
  background: var(--bg);
  overflow: hidden;
  animation: resultFadeUp 0.5s ease 0.33s both;
}

.app-promo {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
}

.app-promo:hover {
  background: rgba(0,0,0,0.02);
}

.app-promo-body {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.app-promo-hook {
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 4px;
}

.app-promo-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.app-promo-badge {
  flex-shrink: 0;
  height: 40px;
  width: auto;
}

/* Result Actions */
.result-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  animation: resultFadeUp 0.5s ease 0.4s both;
}

.btn-again,
.btn-home {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 28px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.btn-again:hover {
  background: var(--text);
  color: var(--bg);
}

.btn-home:hover {
  border-color: var(--accent);
}

/* --- Meditation Overlay --- */
.meditation-overlay {
  position: fixed;
  inset: 0;
  z-index: 55;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.meditation-overlay.hidden {
  opacity: 0;
}

.meditation-text {
  font-size: 1.4rem;
  color: var(--text);
  letter-spacing: 0.1em;
  text-align: center;
  padding: 0 24px;
  transition: opacity 0.5s ease;
}

.meditation-text.fading {
  opacity: 0;
}

/* --- Fallback Notice --- */
.fallback-notice {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  z-index: 90;
  display: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.fallback-notice.visible { display: block; }

/* --- Utility --- */
.hidden:not(.screen) { display: none !important; }

/* --- Site Footer --- */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  text-align: center;
  padding: 10px 16px 14px;
  background: linear-gradient(to top, var(--bg) 60%, transparent);
  pointer-events: none;
}

.site-footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 4px;
  pointer-events: auto;
}

.site-footer-link {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

a.site-footer-link:hover {
  color: var(--text);
}

.site-footer-link.active {
  color: var(--text);
  font-weight: 600;
}

.site-footer-sep {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.site-footer-copy {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .menu-title { font-size: 2rem; }
  .jiaobei-block { width: 50px; height: 100px; }
  .result-container { padding: 20px 20px 100px; }
  .poem-line { font-size: 1.05rem; }
  .stick-number-large { font-size: 3.2rem; }
}

@media (max-width: 480px) {
  .menu-title { font-size: 1.6rem; }
  .jiaobei-block { width: 42px; height: 84px; }
  .prayer-container { padding: 0 16px; }
  .result-container { padding: 16px 16px 100px; }
  .advice-grid { grid-template-columns: 1fr; }
  .result-actions { flex-direction: column; }
  .stick-actions { flex-direction: column; }
  .stick-number-large { font-size: 2.8rem; }
  .poem-line { font-size: 1rem; letter-spacing: 0.1em; }
}