/* ==========================================================================
   OUR STORY BOOK 💗 — VINTAGE RED SCRAPBOOK DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Dancing+Script:wght@600;700&family=Nunito:wght@400;600;700;800&family=Playfair+Display:ital,wght@0,600;1,600;1,700&family=Special+Elite&display=swap');

:root {
  /* Vintage Palette */
  --crimson: #8b1a2b;
  --crimson-light: #ab253a;
  --wine: #5a0f1c;
  --wine-dark: #3e0711;
  --cream-paper: #f6ecd9;
  --cream-ivory: #fffdf7;
  --cream-card: #fcf6eb;
  --blush: #f4c6cf;
  --blush-light: #fce8ed;
  --antique-gold: #c9a24a;
  --gold-glow: #e8c673;
  --wood-brown: #4a2a1c;
  --wood-dark: #2e170d;
  --ink-brown: #4b2e2b;
  --ink-faded: #6d4a46;

  /* Fonts with robust fallbacks */
  --font-title: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-handwriting: 'Dancing Script', 'Brush Script MT', cursive;
  --font-typewriter: 'Special Elite', 'Courier New', monospace;
  --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(75, 46, 43, 0.12);
  --shadow-paper: 0 4px 15px rgba(75, 46, 43, 0.15), 0 1px 3px rgba(0,0,0,0.08);
  --shadow-lift: 0 12px 30px rgba(58, 15, 28, 0.22), 0 3px 8px rgba(0,0,0,0.12);
  --shadow-sticker: 0 3px 6px rgba(46, 23, 13, 0.25);

  /* Transitions */
  --trans-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  --trans-smooth: 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--wine);
  color: var(--ink-brown);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

/* Desktop heart cursor */
@media (hover: hover) and (pointer: fine) {
  body {
    cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'><path d='M12 21.35l-1.45-1.32C5.4 15.36 2 12.28 2 8.5 2 5.42 4.42 3 7.5 3c1.74 0 3.41.81 4.5 2.09C13.09 3.81 14.76 3 16.5 3 19.58 3 22 5.42 22 8.5c0 3.78-3.4 6.86-8.55 11.54L12 21.35z' fill='%238b1a2b' stroke='%23f6ecd9' stroke-width='1.5'/></svg>") 12 12, auto;
  }
}

/* Paper Grain Texture Overlay */
.paper-grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: radial-gradient(#000 1px, transparent 1px);
  background-size: 3px 3px;
}

/* Ambient Floating Petals & Sparkles Canvas */
#ambient-particles-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

/* ==========================================================================
   BACKGROUND THEMES (PURE CSS GRADIENTS & SVG PATTERNS)
   ========================================================================== */

/* 1. Red & Cream Gingham Checks (Happy pages) */
.bg-gingham {
  background-color: #f7eedc;
  background-image: 
    repeating-linear-gradient(0deg, rgba(139, 26, 43, 0.16) 0px, rgba(139, 26, 43, 0.16) 24px, transparent 24px, transparent 48px),
    repeating-linear-gradient(90deg, rgba(139, 26, 43, 0.16) 0px, rgba(139, 26, 43, 0.16) 24px, transparent 24px, transparent 48px);
}

/* 2. Deep Red Damask with Wood Wainscoting (Romantic pages) */
.bg-damask {
  background-color: var(--wine);
  background-image: 
    radial-gradient(circle at 50% 50%, rgba(171, 37, 58, 0.3) 0%, transparent 60%),
    radial-gradient(circle at 10% 20%, rgba(201, 162, 74, 0.15) 2px, transparent 4px),
    radial-gradient(circle at 90% 80%, rgba(201, 162, 74, 0.15) 2px, transparent 4px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  position: relative;
}

.bg-damask::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 65px;
  background: linear-gradient(180deg, var(--wood-brown) 0%, var(--wood-dark) 100%);
  border-top: 4px solid var(--antique-gold);
  box-shadow: 0 -4px 10px rgba(0,0,0,0.3);
  pointer-events: none;
  z-index: 1;
}

/* 3. Scalloped Lace Borders */
.lace-edge-top {
  position: relative;
}
.lace-edge-top::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 14px;
  background-image: radial-gradient(circle at 10px 0px, transparent 10px, var(--cream-paper) 11px);
  background-size: 20px 14px;
  background-repeat: repeat-x;
  z-index: 5;
}

.lace-edge-bottom {
  position: relative;
}
.lace-edge-bottom::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  right: 0;
  height: 14px;
  background-image: radial-gradient(circle at 10px 14px, transparent 10px, var(--cream-paper) 11px);
  background-size: 20px 14px;
  background-repeat: repeat-x;
  z-index: 5;
}

/* ==========================================================================
   APP CONTAINER & VIEW MANAGEMENT
   ========================================================================== */

#app-viewport {
  width: 100%;
  max-width: 480px; /* Phone-first container on desktop */
  min-height: 100vh;
  margin: 0 auto;
  position: relative;
  overflow-x: hidden;
  box-shadow: 0 0 45px rgba(0, 0, 0, 0.4);
  background-color: var(--cream-paper);
}

@media (min-width: 768px) {
  #app-viewport {
    max-width: 580px;
    margin: 20px auto;
    min-height: calc(100vh - 40px);
    border-radius: 18px;
    border: 3px solid var(--antique-gold);
  }
}

/* Single Page Views */
.app-view {
  display: none;
  width: 100%;
  min-height: 100vh;
  padding: 70px 20px 90px;
  opacity: 0;
  transform: translateY(12px) scale(0.99);
  transition: opacity 0.35s ease, transform 0.35s ease;
  position: relative;
  z-index: 3;
}

.app-view.active {
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ==========================================================================
   STITCHED PAPER BUTTONS & CARDS
   ========================================================================== */

/* Cream Stitched Paper Button */
.btn-paper-stitched {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--cream-paper);
  color: var(--wine);
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.15rem;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 9999px;
  border: 1.5px dashed var(--crimson);
  box-shadow: 0 4px 10px rgba(90, 15, 28, 0.15), inset 0 0 0 2px var(--cream-ivory);
  cursor: pointer;
  position: relative;
  transition: transform var(--trans-bounce), box-shadow 0.2s ease, background 0.2s;
  min-height: 48px;
  min-width: 48px;
  text-decoration: none;
}

.btn-paper-stitched:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 14px rgba(90, 15, 28, 0.22);
  background: var(--cream-ivory);
}

.btn-paper-stitched:active {
  transform: translateY(2px) scale(0.98);
  box-shadow: 0 2px 5px rgba(90, 15, 28, 0.15);
}

.btn-paper-stitched.primary {
  background: var(--crimson);
  color: var(--cream-paper);
  border: 1.5px dashed var(--antique-gold);
  box-shadow: 0 4px 12px rgba(139, 26, 43, 0.35);
}

.btn-paper-stitched.primary:hover {
  background: var(--crimson-light);
}

/* Paper Sheet Card Container */
.paper-sheet-card {
  background: var(--cream-ivory);
  border-radius: 14px;
  padding: 24px 20px;
  box-shadow: var(--shadow-paper);
  border: 1.5px solid rgba(75, 46, 43, 0.12);
  position: relative;
  margin-bottom: 24px;
}

/* Washi Tape Strip */
.washi-tape {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%) rotate(-1deg);
  width: 90px;
  height: 22px;
  background: rgba(244, 198, 207, 0.75);
  border-left: 3px dashed rgba(255, 255, 255, 0.8);
  border-right: 3px dashed rgba(255, 255, 255, 0.8);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  z-index: 4;
}

.washi-tape.gold {
  background: rgba(201, 162, 74, 0.65);
}

/* Slight Random Tilts for Scrapbook Vibe */
.tilt-1 { transform: rotate(1.5deg); }
.tilt-2 { transform: rotate(2.5deg); }
.tilt-neg1 { transform: rotate(-1.5deg); }
.tilt-neg2 { transform: rotate(-2.5deg); }

/* ==========================================================================
   NAVIGATION BAR & GLOBAL CONTROLS
   ========================================================================== */

/* Top Navigation Bar */
.global-header-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  padding: 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  pointer-events: none;
  max-width: 580px;
  margin: 0 auto;
}

/* Home Bubble Button */
.btn-home-bubble {
  pointer-events: auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--cream-paper);
  border: 1.5px solid var(--crimson);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  transition: transform var(--trans-bounce);
}

.btn-home-bubble:hover {
  transform: scale(1.1);
}

/* Hidden Hearts Jar Badge */
.hearts-jar-badge {
  pointer-events: auto;
  background: var(--cream-paper);
  border: 1.5px solid var(--antique-gold);
  border-radius: 9999px;
  padding: 6px 14px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--wine);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: transform var(--trans-bounce);
}

.hearts-jar-badge:hover {
  transform: scale(1.05);
}

.hearts-jar-badge.pulse {
  animation: heartJarPulse 0.5s ease;
}

@keyframes heartJarPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2) rotate(4deg); }
  100% { transform: scale(1); }
}

/* Floating Vinyl Record Button */
#floating-vinyl-btn {
  position: fixed;
  bottom: 22px;
  right: 20px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #111;
  border: 3px solid var(--antique-gold);
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 95;
  transition: transform var(--trans-bounce);
}

#floating-vinyl-btn.playing {
  animation: spinVinyl 3.5s linear infinite;
}

#floating-vinyl-btn::after {
  content: '';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--crimson);
  border: 2px solid #FFF;
}

@keyframes spinVinyl {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Bottom Left Stitched Back Pill */
.btn-back-pill {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: var(--cream-paper);
  color: var(--wine);
  font-family: var(--font-handwriting);
  font-size: 1.35rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 9999px;
  border: 1.5px dashed var(--crimson);
  box-shadow: var(--shadow-sticker);
  cursor: pointer;
  z-index: 95;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform var(--trans-bounce);
  min-height: 44px;
}

.btn-back-pill:hover {
  transform: translateX(-3px) scale(1.03);
}

.heart-arrow-wiggle {
  display: inline-block;
  animation: arrowWiggle 1.4s ease-in-out infinite;
}

@keyframes arrowWiggle {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-4px); }
}

/* Cake Page Swinging Ribbon Tag Back Button */
.btn-swing-ribbon {
  background: var(--crimson);
  color: var(--cream-paper);
  font-family: var(--font-handwriting);
  font-size: 1.25rem;
  padding: 6px 16px;
  border-radius: 4px;
  border-bottom: 2px solid var(--wine-dark);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transform-origin: top center;
  animation: ribbonSwing 3s ease-in-out infinite;
}

@keyframes ribbonSwing {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}

/* ==========================================================================
   TEDDY BEAR ANIMATIONS & SPEECH BUBBLES
   ========================================================================== */

.bear-avatar {
  display: inline-block;
  cursor: pointer;
  transition: transform var(--trans-bounce);
  user-select: none;
}

.bear-avatar:hover {
  transform: scale(1.06);
}

.bear-avatar.bear-jump {
  animation: bearJumpAnim 0.45s ease;
}

@keyframes bearJumpAnim {
  0% { transform: translateY(0) scale(1); }
  40% { transform: translateY(-16px) scale(1.1) rotate(-4deg); }
  75% { transform: translateY(4px) scale(0.95); }
  100% { transform: translateY(0) scale(1); }
}

.bear-speech-bubble {
  position: absolute;
  top: -42px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--cream-ivory);
  color: var(--wine);
  font-family: var(--font-handwriting);
  font-size: 1.2rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 12px;
  border: 1.5px solid var(--crimson);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  pointer-events: none;
  z-index: 15;
  animation: bubblePop 0.3s ease;
}

.bear-speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -7px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 7px 6px 0;
  border-style: solid;
  border-color: var(--cream-ivory) transparent;
  display: block;
  width: 0;
}

.bear-speech-bubble.fade-out {
  opacity: 0;
  transform: translateX(-50%) translateY(-10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

@keyframes bubblePop {
  0% { opacity: 0; transform: translateX(-50%) scale(0.6); }
  100% { opacity: 1; transform: translateX(-50%) scale(1); }
}

/* Floating Tap Hearts */
.floating-tap-heart {
  position: absolute;
  font-size: 1.4rem;
  pointer-events: none;
  animation: floatHeartAnim 1.2s ease forwards;
  z-index: 20;
}

@keyframes floatHeartAnim {
  0% { opacity: 1; transform: translateY(0) scale(0.8); }
  50% { opacity: 0.9; transform: translateY(-35px) scale(1.3); }
  100% { opacity: 0; transform: translateY(-65px) scale(1.6); }
}

/* ==========================================================================
   HIDDEN HEARTS COLLECTIBLE TAGS
   ========================================================================== */

.hidden-gold-heart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--antique-gold);
  color: #FFF;
  font-size: 0.85rem;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(201, 162, 74, 0.6);
  transition: transform var(--trans-bounce), background 0.2s;
  animation: gentleGlow 2s ease-in-out infinite;
  user-select: none;
}

.hidden-gold-heart:hover {
  transform: scale(1.25);
}

.hidden-gold-heart.found {
  opacity: 0.4;
  cursor: default;
  animation: none;
  box-shadow: none;
}

@keyframes gentleGlow {
  0%, 100% { box-shadow: 0 0 6px rgba(201, 162, 74, 0.4); }
  50% { box-shadow: 0 0 14px rgba(201, 162, 74, 0.85); transform: scale(1.08); }
}

/* Reason Paper Tag Toast Notification */
.reason-toast-modal {
  position: fixed;
  bottom: 85px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--cream-ivory);
  border: 2px dashed var(--antique-gold);
  border-radius: 12px;
  padding: 16px 22px;
  width: 90%;
  max-width: 400px;
  box-shadow: var(--shadow-lift);
  z-index: 150;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s var(--trans-bounce);
}

.reason-toast-modal.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   1-SECOND CUTE LOADING SCREEN
   ========================================================================== */

#app-loader {
  position: fixed;
  inset: 0;
  background: var(--wine);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--cream-paper);
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

#app-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ==========================================================================
   BOUNCING FINGER TAP HINT
   ========================================================================== */

.tap-hint-finger {
  position: absolute;
  font-size: 1.8rem;
  animation: fingerBounce 1.2s infinite ease-in-out;
  pointer-events: none;
  z-index: 25;
}

@keyframes fingerBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ==========================================================================
   ACCESSIBILITY & PREFERS-REDUCED-MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #ambient-particles-canvas {
    display: none;
  }
}

/* ==========================================================================
   PAGE 0: COVER (GINGHAM + STITCHED CARD)
   ========================================================================== */
.cover-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  text-align: center;
  position: relative;
}

.cover-stitched-card {
  background: var(--cream-ivory);
  padding: 38px 24px 30px;
  border-radius: 20px;
  border: 2px dashed var(--crimson);
  box-shadow: var(--shadow-lift);
  cursor: pointer;
  position: relative;
  max-width: 380px;
  width: 100%;
  transition: transform var(--trans-bounce), box-shadow 0.3s ease;
}

.cover-stitched-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 16px 36px rgba(90, 15, 28, 0.28);
}

.cover-bears-peeking {
  position: absolute;
  top: -54px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 16px;
  pointer-events: none;
}

.cover-title {
  font-family: var(--font-handwriting);
  font-size: 2.5rem;
  color: var(--crimson);
  line-height: 1.25;
  margin-bottom: 8px;
}

.cover-subtitle {
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--ink-faded);
}

/* ==========================================================================
   PAGE 1: ENVELOPE (DAMASK + WOOD SHELF)
   ========================================================================== */
.shelf-scene {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  position: relative;
}

.vintage-wax-envelope {
  width: 290px;
  height: 190px;
  background: var(--cream-paper);
  border: 1.5px solid rgba(75, 46, 43, 0.2);
  border-radius: 10px;
  box-shadow: var(--shadow-lift);
  position: relative;
  cursor: pointer;
  perspective: 800px;
  margin-bottom: 30px;
  transition: transform var(--trans-bounce);
}

.vintage-wax-envelope:hover {
  transform: translateY(-4px);
}

.envelope-flap {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 95px;
  background: #ecdcc3;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  transform-origin: top center;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 3;
}

.vintage-wax-envelope.opened .envelope-flap {
  transform: rotateX(180deg);
  z-index: 1;
}

.wax-heart-seal {
  position: absolute;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 44px;
  background: radial-gradient(circle, var(--crimson-light) 0%, var(--wine) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cream-paper);
  font-size: 1.3rem;
  box-shadow: 0 3px 8px rgba(0,0,0,0.35);
  z-index: 4;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.vintage-wax-envelope.opened .wax-heart-seal {
  opacity: 0;
  transform: translateX(-50%) scale(0.6);
  pointer-events: none;
}

.envelope-slide-note {
  position: absolute;
  top: 15px;
  left: 15px;
  right: 15px;
  background: var(--cream-ivory);
  padding: 20px 16px;
  border-radius: 8px;
  border: 1px dashed var(--antique-gold);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(20px);
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.25s, opacity 0.5s ease 0.25s;
  z-index: 2;
  text-align: center;
}

.envelope-slide-note.revealed {
  opacity: 1;
  transform: translateY(-90px);
}

/* ==========================================================================
   PAGE 2: POSTCARD & SILVER LOCKET
   ========================================================================== */
.postcard-wrapper {
  background: var(--cream-ivory);
  padding: 26px 20px;
  border-radius: 12px;
  border: 1.5px solid rgba(75, 46, 43, 0.18);
  box-shadow: var(--shadow-lift);
  position: relative;
  margin: 20px 0;
}

.postcard-stamp {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 52px;
  height: 60px;
  background: var(--wine);
  border: 2px dashed var(--antique-gold);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--cream-paper);
  font-family: var(--font-title);
  box-shadow: var(--shadow-sm);
}

.silver-locket-container {
  display: inline-block;
  cursor: pointer;
  transition: transform var(--trans-bounce);
  margin: 15px auto;
}

.silver-locket-container:hover {
  transform: scale(1.08);
}

.locket-photos-reveal {
  display: none;
  gap: 12px;
  justify-content: center;
  margin-top: 12px;
}

.silver-locket-container.open + .locket-photos-reveal {
  display: flex;
}

.locket-mini-photo {
  width: 75px;
  height: 75px;
  border-radius: 50%;
  border: 2px solid var(--antique-gold);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: #eee;
  display: flex;
  align-items: center;
  justify-content: center;
}

.locket-mini-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   PAGE 3: RUNAWAY "NO" BUTTON
   ========================================================================== */
#runaway-buttons-box {
  position: relative;
  width: 100%;
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 25px;
}

.btn-paper-stitched.runaway {
  transition: transform 0.25s cubic-bezier(0.25, 1, 0.5, 1);
  user-select: none;
}

#runaway-bear-speech.pop {
  animation: speechPopAnim 0.35s ease;
}

@keyframes speechPopAnim {
  0% { transform: scale(0.7); }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* ==========================================================================
   PAGE 4: HUG CELEBRATION
   ========================================================================== */
#hug-confetti-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 10;
}

.confetti-piece {
  position: absolute;
  top: -20px;
  width: 10px;
  height: 14px;
  border-radius: 3px;
  animation: confettiFall 2.2s linear forwards;
}

@keyframes confettiFall {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(85vh) rotate(540deg); opacity: 0; }
}

/* ==========================================================================
   PAGE 5: HUB (5 HEART FRAMES + GRAND FINALE)
   ========================================================================== */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.hub-gift-heart {
  background: var(--cream-ivory);
  border: 1.5px dashed var(--crimson);
  border-radius: 18px;
  padding: 18px 12px;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform var(--trans-bounce), box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 110px;
}

.hub-gift-heart:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: var(--shadow-paper);
}

.hub-visited-tick {
  position: absolute;
  top: 6px;
  right: 8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--antique-gold);
  color: #FFF;
  font-size: 0.8rem;
  font-weight: bold;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

#hub-grand-finale-wrapper {
  grid-column: span 2;
  text-align: center;
}

.hub-finale-heart {
  background: linear-gradient(135deg, var(--crimson) 0%, var(--wine) 100%);
  color: var(--cream-paper);
  border: 2px solid var(--antique-gold);
  border-radius: 20px;
  padding: 20px 16px;
  cursor: pointer;
  animation: finalePulse 1.8s ease-in-out infinite;
  box-shadow: 0 6px 20px rgba(139, 26, 43, 0.45);
}

@keyframes finalePulse {
  0%, 100% { transform: scale(1); box-shadow: 0 4px 15px rgba(201, 162, 74, 0.4); }
  50% { transform: scale(1.04); box-shadow: 0 8px 25px rgba(201, 162, 74, 0.8); }
}

/* ==========================================================================
   CHAPTER PROGRESS STRIP & DRAWER
   ========================================================================== */
.chapter-header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  position: relative;
}

.chapter-progress-strip {
  display: flex;
  gap: 8px;
  align-items: center;
}

.chapter-progress-heart {
  font-size: 1.25rem;
  color: #d1b4a8;
  cursor: pointer;
  transition: transform var(--trans-bounce), color 0.2s;
}

.chapter-progress-heart.completed {
  color: var(--antique-gold);
}

.chapter-progress-heart.current {
  color: var(--crimson);
  transform: scale(1.3);
}

.btn-drawer-hamburger {
  background: var(--cream-paper);
  border: 1.5px solid var(--crimson);
  border-radius: 8px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 1rem;
}

#chapter-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

#chapter-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

#chapter-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  width: 280px;
  background: var(--cream-ivory);
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  z-index: 205;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
}

#chapter-drawer.open {
  transform: translateX(0);
}

.drawer-chapter-item {
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  border-left: 3px solid transparent;
  transition: background 0.2s, border-color 0.2s;
}

.drawer-chapter-item:hover {
  background: var(--cream-paper);
  border-left-color: var(--crimson);
}

/* ==========================================================================
   POLAROID PHOTO FRAMES
   ========================================================================== */
.polaroid-frame {
  background: #FFF;
  padding: 12px 12px 28px;
  border-radius: 4px;
  box-shadow: var(--shadow-paper);
  position: relative;
  margin: 15px auto 20px;
  max-width: 280px;
  width: 100%;
}

.polaroid-inner-dashed {
  background: #FAF8F5;
  border: 1.5px dashed var(--antique-gold);
  border-radius: 2px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px;
  text-align: center;
}

.polaroid-real-img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  border-radius: 2px;
}

/* ==========================================================================
   CHAPTER SURPRISES STYLING
   ========================================================================== */

/* Ch 1: Map */
.ch1-map-container {
  background: #fdfaf3;
  border: 1.5px solid var(--antique-gold);
  border-radius: 12px;
  padding: 16px;
  margin: 15px 0;
  cursor: pointer;
  position: relative;
}

.map-path-line {
  stroke-dasharray: 6,6;
  transition: stroke-dashoffset 1.5s ease;
}

.connected .map-path-line {
  stroke-dashoffset: 0;
  stroke: var(--crimson);
}

/* Ch 2: Scooty */
.ch2-scooty-track {
  position: relative;
  height: 90px;
  overflow: hidden;
  background: #fdfaf3;
  border-radius: 12px;
  border: 1.5px solid rgba(75, 46, 43, 0.15);
  margin: 15px 0;
  cursor: pointer;
}

.scooty-left {
  position: absolute;
  left: 5px;
  top: 15px;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.scooty-right {
  position: absolute;
  right: 5px;
  top: 15px;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.arrived .scooty-left {
  transform: translateX(65px);
}

.arrived .scooty-right {
  transform: translateX(-65px);
}

/* Ch 3: Biryani & Spice */
.spice-meter-bar {
  width: 100%;
  height: 18px;
  background: #ece0d1;
  border-radius: 9999px;
  overflow: hidden;
  border: 1px solid rgba(75, 46, 43, 0.2);
  margin: 10px 0;
}

#ch3-meter-fill {
  height: 100%;
  width: 15%;
  background: linear-gradient(90deg, #FFC107 0%, #FF5722 70%, #D50000 100%);
  transition: width 0.3s ease;
}

.falling-chilli {
  position: absolute;
  top: -20px;
  font-size: 1.5rem;
  animation: chilliRain 1.4s linear forwards;
}

@keyframes chilliRain {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(180px); opacity: 0; }
}

/* Ch 5: April 19 Blooming */
#ch5-emotional-scene {
  background: #e0e0e0;
  padding: 20px;
  border-radius: 14px;
  transition: background 1.2s ease;
  position: relative;
  overflow: hidden;
}

#ch5-emotional-scene.bloomed {
  background: linear-gradient(135deg, #fce4ec 0%, #ffebee 50%, #fff3e0 100%);
}

.grey-cloud {
  transition: opacity 0.8s, transform 0.8s;
}

.bloomed .grey-cloud {
  opacity: 0;
  transform: translateY(-20px);
}

.rainbow-bloomed {
  opacity: 0;
  transition: opacity 1s ease 0.3s;
}

.bloomed .rainbow-bloomed {
  opacity: 1;
}

/* Ch 6: Night Cab Kiss */
#ch6-cab-scene {
  background: #111424;
  color: #FFF;
  border-radius: 14px;
  padding: 24px 18px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.streetlamp-streak {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(90deg, transparent, rgba(255, 235, 59, 0.15), transparent);
  animation: streakMove 2s linear infinite;
}

@keyframes streakMove {
  0% { transform: translateX(300px); }
  100% { transform: translateX(-60px); }
}

.kiss-reveal {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.kissed .kiss-reveal {
  opacity: 1;
  transform: scale(1);
}

/* Ch 7: 3D Memory Flip Cards */
.flip-card-container {
  perspective: 1000px;
  margin-bottom: 14px;
  cursor: pointer;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  min-height: 110px;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.ch7-memory-flip-card.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: 10px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.flip-card-front {
  background: var(--cream-ivory);
  border: 1.5px solid var(--antique-gold);
}

.flip-card-back {
  background: #FFFDF7;
  border: 1.5px dashed var(--crimson);
  transform: rotateY(180deg);
}

.stamp-continued {
  opacity: 0;
  transform: scale(2) rotate(-15deg);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: inline-block;
  color: var(--crimson);
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
  border: 3px solid var(--crimson);
  padding: 6px 18px;
  border-radius: 8px;
  margin-top: 15px;
}

.stamp-continued.landed {
  opacity: 1;
  transform: scale(1) rotate(-8deg);
}

/* ==========================================================================
   CAKE PAGE STYLING
   ========================================================================== */
.cake-stage {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  text-align: center;
}

.cake-candles-row {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: -15px;
  position: relative;
  z-index: 10;
}

.cake-candle {
  width: 12px;
  background: linear-gradient(180deg, #FFE082 0%, #C9A24A 100%);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s;
}

.cake-candle:hover {
  transform: scale(1.1);
}

.candle-flame-wrapper {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cake-candle.lit .candle-flame-wrapper {
  opacity: 1;
}

.candle-flame {
  width: 10px;
  height: 16px;
  background: radial-gradient(circle at 50% 80%, #FFF 0%, #FFD54F 50%, #FF6F00 100%);
  border-radius: 50% 50% 20% 20%;
  animation: flameFlicker 1.2s infinite ease-in-out alternate;
  box-shadow: 0 0 10px rgba(255, 179, 0, 0.8);
}

@keyframes flameFlicker {
  0% { transform: scale(1) rotate(-2deg); }
  100% { transform: scale(1.15) rotate(2deg); }
}

.candle-flame-wrapper.lifting-heart {
  animation: liftOffHeart 2.5s forwards ease-out;
}

@keyframes liftOffHeart {
  0% { transform: translateX(-50%) translateY(0) scale(1); opacity: 1; }
  100% { transform: translateX(-50%) translateY(-120px) scale(2); opacity: 0; }
}

#cake-room-dimmer {
  position: fixed;
  inset: 0;
  background: rgba(18, 5, 8, 0.85);
  z-index: 120;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease;
}

#cake-room-dimmer.dimmed {
  opacity: 1;
  pointer-events: auto;
}

#cake-slide-out-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s var(--trans-bounce);
}

#cake-slide-out-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.falling-rose-petal {
  position: fixed;
  top: -20px;
  width: 16px;
  height: 22px;
  background: #C93A52;
  border-radius: 50% 0 50% 50%;
  opacity: 0.85;
  animation: roseFall 3s linear forwards;
  z-index: 130;
}

@keyframes roseFall {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(100vh) rotate(360deg); }
}

/* ==========================================================================
   LOVE LETTER PAGE & OPEN WHEN ENVELOPES
   ========================================================================== */
.letter-paper-sheet {
  background: var(--cream-ivory);
  padding: 30px 22px;
  border-radius: 12px;
  border: 1.5px solid rgba(75, 46, 43, 0.18);
  box-shadow: var(--shadow-lift);
  margin-bottom: 24px;
}

.letter-para {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  margin-bottom: 16px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.letter-para.revealed {
  opacity: 1;
  transform: translateY(0);
}

.open-when-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 20px;
}

.open-when-mini-envelope {
  background: var(--cream-paper);
  border: 1.5px dashed var(--antique-gold);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--trans-bounce);
}

.open-when-mini-envelope:hover {
  transform: translateY(-2px) scale(1.02);
}

/* Modal styling */
.scrapbook-modal {
  position: fixed;
  inset: 0;
  background: rgba(30, 8, 14, 0.7);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.scrapbook-modal.visible {
  opacity: 1;
  pointer-events: auto;
}

.scrapbook-modal-card {
  background: var(--cream-ivory);
  border-radius: 16px;
  border: 2px dashed var(--crimson);
  padding: 28px 22px;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lift);
  text-align: center;
}

/* ==========================================================================
   GRAND FINALE & COUPON BOOK
   ========================================================================== */
.twilight-sky-bg {
  background: linear-gradient(180deg, #0d0614 0%, #1e0b24 50%, #3e122b 100%);
  color: var(--cream-paper);
}

#finale-fireworks-canvas {
  width: 100%;
  height: 280px;
  display: block;
}

.coupon-ticket {
  background: var(--cream-ivory);
  color: var(--wine);
  border: 2px dashed var(--crimson);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 14px;
  position: relative;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--trans-bounce);
}

.coupon-ticket.redeemed {
  opacity: 0.75;
}

.coupon-ticket.redeemed::after {
  content: 'REDEEMED ✓';
  position: absolute;
  top: 50%;
  right: 20px;
  transform: translateY(-50%) rotate(-12deg);
  border: 2px solid var(--crimson);
  color: var(--crimson);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.1rem;
}