/* ============================================
   San Valentino - Matcha & Love Theme
   Complete Stylesheet with Animations
   ============================================ */

/* --- Custom Properties --- */
:root {
  --matcha: #93C572;
  --matcha-light: #D4E8C2;
  --matcha-dark: #5B8C3E;
  --pink: #FF6B9D;
  --light-pink: #FFB6C1;
  --hot-pink: #FF1493;
  --cream: #FFF8F0;
  --text-dark: #2D3436;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-pink: 0 4px 20px rgba(255, 107, 157, 0.3);
  --shadow-matcha: 0 4px 20px rgba(147, 197, 114, 0.3);

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Nunito', 'Segoe UI', sans-serif;
  background-color: var(--cream);
  color: var(--text-dark);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Quicksand', 'Nunito', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--pink);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--hot-pink);
}

::selection {
  background-color: var(--matcha-light);
  color: var(--matcha-dark);
}

::-moz-selection {
  background-color: var(--matcha-light);
  color: var(--matcha-dark);
}

/* --- Screen System --- */
.screen {
  display: none !important;
  min-height: 100vh;
  width: 100%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  position: relative;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.screen.active {
  display: flex !important;
  opacity: 1;
  transform: translateY(0);
  animation: screenEnter 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.screen-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 600px;
  text-align: center;
}

/* --- Screen-specific Backgrounds --- */
#intro-screen {
  background: linear-gradient(160deg, var(--cream) 0%, var(--matcha-light) 50%, #e8f5d8 100%);
}

#intro-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(147, 197, 114, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 182, 193, 0.12) 0%, transparent 50%);
  pointer-events: none;
}

#question-screen {
  background: linear-gradient(135deg, #fff0f5 0%, var(--cream) 50%, #fef0e8 100%);
}

#question-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 70%, rgba(255, 107, 157, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 70% 30%, rgba(255, 182, 193, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

#celebration-screen {
  background: linear-gradient(135deg, var(--matcha-light) 0%, #fce4ec 40%, #fff0f5 70%, var(--cream) 100%);
  animation: gradientShift 8s ease infinite;
  background-size: 200% 200%;
}

/* CSS confetti backup for celebration */
#celebration-screen::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle 3px, var(--pink) 100%, transparent 100%),
    radial-gradient(circle 2px, var(--matcha) 100%, transparent 100%),
    radial-gradient(circle 3px, var(--hot-pink) 100%, transparent 100%),
    radial-gradient(circle 2px, var(--matcha-dark) 100%, transparent 100%),
    radial-gradient(circle 2.5px, var(--light-pink) 100%, transparent 100%),
    radial-gradient(circle 3px, var(--matcha-light) 100%, transparent 100%);
  background-size: 10% 10%;
  background-position:
    5% 15%, 25% 35%, 50% 10%, 70% 45%, 85% 20%, 15% 70%;
  animation: confettiDrift 12s linear infinite;
  opacity: 0.15;
  pointer-events: none;
  z-index: 1;
}

#love-section {
  background: linear-gradient(180deg, var(--cream) 0%, #f0f7e8 50%, var(--cream) 100%);
}

#love-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(147, 197, 114, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

#final-screen {
  background: linear-gradient(160deg, #fff5f8 0%, #fce4ec 30%, var(--matcha-light) 70%, #e8f5d8 100%);
  animation: gradientShift 10s ease infinite;
  background-size: 200% 200%;
}

#final-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 20, 147, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

/* Subtle sparkle particle overlay for screens */
#celebration-screen .relative::before,
#final-screen .relative::before {
  content: '✨';
  position: absolute;
  top: 10%;
  left: 10%;
  font-size: 0.8rem;
  animation: sparkleFloat 4s ease-in-out infinite;
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}

#celebration-screen .relative::after,
#final-screen .relative::after {
  content: '✨';
  position: absolute;
  top: 5%;
  right: 15%;
  font-size: 0.6rem;
  animation: sparkleFloat 5s ease-in-out infinite 1.5s;
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
}

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */

/* --- Page transitions --- */
@keyframes screenEnter {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(25px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  0% {
    opacity: 0;
    transform: translateY(60px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Bounce / movement --- */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  20% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-20px);
  }
  50% {
    transform: translateY(-20px);
  }
  60% {
    transform: translateY(-10px);
  }
  80% {
    transform: translateY(-10px);
  }
}

@keyframes bounceText {
  0% {
    opacity: 0;
    transform: scale(0.3) translateY(40px);
  }
  30% {
    opacity: 1;
    transform: scale(1.08) translateY(-10px);
  }
  50% {
    transform: scale(0.95) translateY(4px);
  }
  70% {
    transform: scale(1.03) translateY(-3px);
  }
  85% {
    transform: scale(0.99) translateY(1px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-4px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(4px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes pulseBtn {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(147, 197, 114, 0.3), 0 0 0 0 rgba(147, 197, 114, 0.4);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 4px 20px rgba(147, 197, 114, 0.3), 0 0 0 14px rgba(147, 197, 114, 0);
    transform: scale(1.02);
  }
}

@keyframes pulsePink {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(255, 107, 157, 0.3), 0 0 0 0 rgba(255, 107, 157, 0.4);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 4px 28px rgba(255, 107, 157, 0.5), 0 0 0 14px rgba(255, 107, 157, 0);
    transform: scale(1.03);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

@keyframes floatUpDown {
  0%, 100% {
    transform: translateY(0) scale(1);
    opacity: 0.9;
  }
  25% {
    transform: translateY(-8px) scale(1.05);
    opacity: 1;
  }
  50% {
    transform: translateY(-14px) scale(1.1);
    opacity: 1;
  }
  75% {
    transform: translateY(-8px) scale(1.05);
    opacity: 1;
  }
}

@keyframes wiggle {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-5deg);
  }
  75% {
    transform: rotate(5deg);
  }
}

/* --- Heart animations --- */
@keyframes heartFloat {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0) scale(0.5) rotate(0deg);
  }
  8% {
    opacity: 0.9;
  }
  25% {
    transform: translateY(-25vh) translateX(12px) scale(0.75) rotate(8deg);
  }
  50% {
    transform: translateY(-50vh) translateX(-8px) scale(0.9) rotate(-4deg);
    opacity: 0.7;
  }
  75% {
    transform: translateY(-75vh) translateX(15px) scale(0.8) rotate(6deg);
    opacity: 0.4;
  }
  100% {
    opacity: 0;
    transform: translateY(-100vh) translateX(-5px) scale(0.6) rotate(12deg);
  }
}

@keyframes heartFloat2 {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0) scale(0.4) rotate(0deg);
  }
  10% {
    opacity: 0.85;
  }
  30% {
    transform: translateY(-30vh) translateX(-15px) scale(0.7) rotate(-10deg);
  }
  60% {
    transform: translateY(-60vh) translateX(10px) scale(0.9) rotate(5deg);
    opacity: 0.5;
  }
  100% {
    opacity: 0;
    transform: translateY(-100vh) translateX(-12px) scale(0.5) rotate(-8deg);
  }
}

/* --- Sparkle animations --- */
@keyframes sparkle {
  0%, 100% {
    opacity: 0;
    transform: scale(0.5);
  }
  50% {
    opacity: 1;
    transform: scale(1.2);
  }
}

@keyframes sparkleRotate {
  0% {
    opacity: 0.4;
    transform: rotate(0deg) scale(0.8);
  }
  25% {
    opacity: 1;
    transform: rotate(90deg) scale(1.2);
  }
  50% {
    opacity: 0.6;
    transform: rotate(180deg) scale(0.9);
  }
  75% {
    opacity: 1;
    transform: rotate(270deg) scale(1.15);
  }
  100% {
    opacity: 0.4;
    transform: rotate(360deg) scale(0.8);
  }
}

@keyframes sparkleFloat {
  0%, 100% {
    opacity: 0.3;
    transform: translateY(0) scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: translateY(-10px) scale(1.2);
  }
}

/* --- Typing --- */
@keyframes typewriter {
  0%, 100% {
    border-color: transparent;
  }
  50% {
    border-color: var(--pink);
  }
}

/* --- Dance --- */
@keyframes dance {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-8px) rotate(-5deg);
  }
  50% {
    transform: translateY(0) rotate(0deg);
  }
  75% {
    transform: translateY(-8px) rotate(5deg);
  }
}

/* --- Tail wag --- */
@keyframes tailWag {
  0%, 100% {
    transform: rotate(-15deg);
  }
  50% {
    transform: rotate(15deg);
  }
}

@keyframes tailWagFast {
  0%, 100% {
    transform: rotate(-20deg);
  }
  25% {
    transform: rotate(20deg);
  }
  50% {
    transform: rotate(-20deg);
  }
  75% {
    transform: rotate(20deg);
  }
}

@keyframes catTailSway {
  0%, 100% {
    transform: rotate(-8deg) scaleX(1);
  }
  30% {
    transform: rotate(6deg) scaleX(1.02);
  }
  60% {
    transform: rotate(-5deg) scaleX(0.98);
  }
}

/* --- Cat peek --- */
@keyframes catPeek {
  0% {
    opacity: 0;
    transform: translateY(100%) scale(0.8);
  }
  40% {
    opacity: 1;
    transform: translateY(-15%) scale(1.03);
  }
  55% {
    transform: translateY(5%) scale(0.97);
  }
  70% {
    transform: translateY(-5%) scale(1.01);
  }
  85% {
    transform: translateY(2%) scale(0.995);
  }
  100% {
    opacity: 1;
    transform: translateY(0%) scale(1);
  }
}

/* --- Chihuahua states --- */
@keyframes chihuahuaIntro {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  30% {
    transform: translateY(-3px) scale(1.01);
  }
  60% {
    transform: translateY(1px) scale(0.99);
  }
}

@keyframes chihuahuaNervous {
  0%, 100% {
    transform: translateX(0) rotate(0deg);
  }
  15% {
    transform: translateX(-2px) rotate(-1deg);
  }
  30% {
    transform: translateX(2px) rotate(1deg);
  }
  45% {
    transform: translateX(-1.5px) rotate(-0.5deg);
  }
  60% {
    transform: translateX(1.5px) rotate(0.5deg);
  }
  75% {
    transform: translateX(-1px) rotate(-0.3deg);
  }
  90% {
    transform: translateX(1px) rotate(0.3deg);
  }
}

@keyframes chihuahuaHappy {
  0%, 100% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
  15% {
    transform: translateY(-18px) rotate(-3deg) scale(1.05);
  }
  30% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
  45% {
    transform: translateY(-12px) rotate(3deg) scale(1.03);
  }
  60% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
  75% {
    transform: translateY(-6px) rotate(-1deg) scale(1.01);
  }
  90% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
}

@keyframes chihuahuaLove {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-4px) rotate(-2deg);
  }
  50% {
    transform: translateY(0) rotate(0deg);
  }
  75% {
    transform: translateY(-4px) rotate(2deg);
  }
}

/* --- Cat states --- */
@keyframes catExcited {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  20% {
    transform: translateY(-10px) scale(1.03);
  }
  40% {
    transform: translateY(0) scale(1);
  }
  60% {
    transform: translateY(-6px) scale(1.02);
  }
  80% {
    transform: translateY(0) scale(1);
  }
}

@keyframes catHappy {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-10px) rotate(-3deg);
  }
  50% {
    transform: translateY(0) rotate(0deg);
  }
  75% {
    transform: translateY(-10px) rotate(3deg);
  }
}

@keyframes catLove {
  0%, 100% {
    transform: translateX(0) rotate(0deg);
  }
  25% {
    transform: translateX(-3px) rotate(-1.5deg);
  }
  50% {
    transform: translateX(0) rotate(0deg);
  }
  75% {
    transform: translateX(3px) rotate(1.5deg);
  }
}

/* --- Confetti --- */
@keyframes confettiFall {
  0% {
    opacity: 1;
    transform: translateY(-10vh) translateX(0) rotate(0deg);
  }
  25% {
    transform: translateY(25vh) translateX(15px) rotate(90deg);
  }
  50% {
    transform: translateY(50vh) translateX(-10px) rotate(180deg);
  }
  75% {
    transform: translateY(75vh) translateX(20px) rotate(270deg);
  }
  100% {
    opacity: 0;
    transform: translateY(110vh) translateX(-5px) rotate(360deg);
  }
}

@keyframes confettiDrift {
  0% {
    background-position:
      5% 15%, 25% 35%, 50% 10%, 70% 45%, 85% 20%, 15% 70%;
  }
  50% {
    background-position:
      15% 55%, 35% 75%, 60% 50%, 80% 85%, 95% 60%, 25% 110%;
  }
  100% {
    background-position:
      5% 15%, 25% 35%, 50% 10%, 70% 45%, 85% 20%, 15% 70%;
  }
}

/* --- Background gradient --- */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* --- Scale --- */
@keyframes scaleIn {
  0% {
    opacity: 0;
    transform: scale(0);
  }
  70% {
    transform: scale(1.08);
  }
  85% {
    transform: scale(0.96);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-80px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  0% {
    opacity: 0;
    transform: translateX(80px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulseShadow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 157, 0.4);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(255, 107, 157, 0);
  }
}

@keyframes floatSway {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  33% {
    transform: translateY(-8px) rotate(2deg);
  }
  66% {
    transform: translateY(-4px) rotate(-2deg);
  }
}

/* --- Matcha steam swirl --- */
@keyframes matchaSteam {
  0% {
    opacity: 0;
    transform: translateY(0) scaleX(1) rotate(0deg);
  }
  30% {
    opacity: 0.6;
    transform: translateY(-8px) scaleX(1.1) rotate(3deg);
  }
  60% {
    opacity: 0.3;
    transform: translateY(-18px) scaleX(0.9) rotate(-3deg);
  }
  100% {
    opacity: 0;
    transform: translateY(-30px) scaleX(1.05) rotate(5deg);
  }
}

/* --- Elastic escape for No button --- */
@keyframes elasticEscape {
  0% {
    transform: scale(1);
  }
  20% {
    transform: scale(0.85);
  }
  40% {
    transform: scale(1.15) rotate(3deg);
  }
  60% {
    transform: scale(0.95) rotate(-2deg);
  }
  80% {
    transform: scale(1.05) rotate(1deg);
  }
  100% {
    transform: scale(1) rotate(0deg);
  }
}

/* ============================================
   ANIMATION UTILITY CLASSES
   ============================================ */

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.slide-up {
  animation: slideUp 0.8s ease-out forwards;
}

.bounce {
  animation: bounce 0.6s ease;
}

.bounce-text {
  opacity: 0;
  animation: bounceText 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.shake {
  animation: shake 0.5s ease;
}

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

.float {
  animation: float 3s ease-in-out infinite;
}

.float-up-down {
  animation: floatUpDown 3s ease-in-out infinite;
  display: inline-block;
}

.wiggle {
  animation: wiggle 1s ease-in-out infinite;
}

.dance {
  animation: dance 0.5s ease-in-out infinite;
}

.scale-in {
  animation: scaleIn 0.5s ease-out forwards;
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out forwards;
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out forwards;
}

/* --- Sparkle rotate for ✨ elements --- */
.sparkle-rotate {
  display: inline-block;
  animation: sparkleRotate 3s ease-in-out infinite;
  transform-origin: center center;
}

/* Animation delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; }
.delay-1000 { animation-delay: 1s; }

/* ============================================
   PET ANIMATION CLASSES
   ============================================ */

/* --- Chihuahua states --- */
.chihuahua-intro {
  animation: chihuahuaIntro 3s ease-in-out infinite;
}

.chihuahua-nervous {
  animation: chihuahuaNervous 0.8s ease-in-out infinite;
}

.chihuahua-happy {
  animation: chihuahuaHappy 1.2s ease-in-out infinite;
}

.chihuahua-love {
  animation: chihuahuaLove 3s ease-in-out infinite;
}

.chihuahua-bounce {
  animation: bounce 1s ease-in-out infinite;
}

.chihuahua-excited {
  animation: shake 0.3s ease-in-out infinite;
}

/* --- Cat states --- */
.cat-peek {
  animation: catPeek 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.cat-excited {
  animation: catExcited 0.8s ease-in-out infinite;
}

.cat-happy {
  animation: catHappy 1s ease-in-out infinite;
}

.cat-love {
  animation: catLove 3.5s ease-in-out infinite;
}

/* --- Tail animations --- */
.wag-tail {
  transform-origin: 0% 100%;
  animation: tailWag 0.5s ease-in-out infinite;
}

.wag-tail-fast {
  transform-origin: 0% 100%;
  animation: tailWagFast 0.25s ease-in-out infinite;
}

.cat-tail-wag {
  transform-origin: 0% 100%;
  animation: catTailSway 2s ease-in-out infinite;
}

.tail-wag {
  transform-origin: bottom center;
  animation: tailWag 0.4s ease-in-out infinite;
}

/* --- General pet --- */
.pet-dance {
  animation: dance 0.6s ease-in-out infinite alternate;
}

.pet-container {
  position: relative;
  display: inline-flex;
  align-items: flex-end;
  gap: 0.5rem;
}

.pet-speech {
  background: #fff;
  border: 2px solid var(--matcha-light);
  border-radius: 1rem 1rem 1rem 0.2rem;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
  animation: scaleIn 0.4s ease-out forwards;
  white-space: nowrap;
}

/* ============================================
   FLOATING HEARTS
   ============================================ */

.hearts-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.floating-heart {
  position: absolute;
  bottom: -5%;
  opacity: 0;
  animation: heartFloat linear forwards;
  pointer-events: none;
  will-change: transform, opacity;
}

.floating-heart:nth-child(odd) {
  animation-name: heartFloat;
}

.floating-heart:nth-child(even) {
  animation-name: heartFloat2;
}

.floating-heart:nth-child(1) {
  left: 5%;
  font-size: 1.2rem;
  animation-duration: 8s;
  animation-delay: 0s;
  color: var(--pink);
}

.floating-heart:nth-child(2) {
  left: 15%;
  font-size: 1.8rem;
  animation-duration: 10s;
  animation-delay: 1s;
  color: var(--light-pink);
}

.floating-heart:nth-child(3) {
  left: 25%;
  font-size: 1rem;
  animation-duration: 7s;
  animation-delay: 2.5s;
  color: var(--hot-pink);
}

.floating-heart:nth-child(4) {
  left: 35%;
  font-size: 2rem;
  animation-duration: 11s;
  animation-delay: 0.5s;
  color: var(--matcha);
}

.floating-heart:nth-child(5) {
  left: 45%;
  font-size: 1.4rem;
  animation-duration: 9s;
  animation-delay: 3s;
  color: var(--pink);
}

.floating-heart:nth-child(6) {
  left: 55%;
  font-size: 1.6rem;
  animation-duration: 8.5s;
  animation-delay: 1.5s;
  color: var(--light-pink);
}

.floating-heart:nth-child(7) {
  left: 65%;
  font-size: 1.1rem;
  animation-duration: 10.5s;
  animation-delay: 4s;
  color: var(--matcha-light);
}

.floating-heart:nth-child(8) {
  left: 75%;
  font-size: 1.9rem;
  animation-duration: 7.5s;
  animation-delay: 2s;
  color: var(--hot-pink);
}

.floating-heart:nth-child(9) {
  left: 85%;
  font-size: 1.3rem;
  animation-duration: 9.5s;
  animation-delay: 0.8s;
  color: var(--pink);
}

.floating-heart:nth-child(10) {
  left: 95%;
  font-size: 1.7rem;
  animation-duration: 8s;
  animation-delay: 3.5s;
  color: var(--matcha);
}

.floating-heart.infinite {
  animation-iteration-count: infinite;
}

/* ============================================
   MATCHA CARDS
   ============================================ */

.matcha-card {
  background: #fff;
  border: 2px solid var(--matcha-light);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
  overflow: hidden;
}

.matcha-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--matcha), var(--pink), var(--matcha));
  opacity: 0;
  transition: opacity var(--transition-base);
}

/* Matcha steam effect on card hover */
.matcha-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 60%;
  height: 40%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(147, 197, 114, 0.08) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.matcha-card:hover {
  transform: translateY(-6px) rotate(-0.5deg) scale(1.02);
  box-shadow:
    0 12px 40px rgba(147, 197, 114, 0.2),
    0 4px 16px rgba(255, 107, 157, 0.1);
  border-color: var(--matcha);
}

.matcha-card:hover::before {
  opacity: 1;
}

.matcha-card:hover::after {
  opacity: 1;
}

.matcha-card .card-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  display: block;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.matcha-card:hover .card-icon {
  transform: scale(1.2) rotate(-8deg);
}

.matcha-card .card-text {
  color: var(--text-dark);
  font-size: 1.1rem;
  line-height: 1.5;
}

.matcha-card .card-title {
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  color: var(--matcha-dark);
  margin-bottom: 0.25rem;
}

/* Stagger in: cards appear one by one */
.stagger-in {
  opacity: 0;
  animation: fadeIn 0.5s ease-out forwards;
}

.stagger-in:nth-child(1) { animation-delay: 0.1s; }
.stagger-in:nth-child(2) { animation-delay: 0.2s; }
.stagger-in:nth-child(3) { animation-delay: 0.3s; }
.stagger-in:nth-child(4) { animation-delay: 0.4s; }
.stagger-in:nth-child(5) { animation-delay: 0.5s; }
.stagger-in:nth-child(6) { animation-delay: 0.6s; }
.stagger-in:nth-child(7) { animation-delay: 0.7s; }
.stagger-in:nth-child(8) { animation-delay: 0.8s; }

/* Card grid layout */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  width: 100%;
  max-width: 600px;
  padding: 0 1rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary {
  background: linear-gradient(135deg, var(--pink) 0%, var(--hot-pink) 100%);
  color: #fff;
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 0.85rem 2.2rem;
  border: none;
  border-radius: 9999px;
  box-shadow: var(--shadow-pink);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 28px rgba(255, 107, 157, 0.45);
  filter: brightness(1.05);
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-primary:active {
  transform: scale(0.95);
  box-shadow: 0 2px 12px rgba(255, 107, 157, 0.3);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--matcha) 0%, var(--matcha-dark) 100%);
  color: #fff;
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 0.85rem 2.2rem;
  border: none;
  border-radius: 9999px;
  box-shadow: var(--shadow-matcha);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn-secondary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-secondary:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 28px rgba(147, 197, 114, 0.45);
  filter: brightness(1.05);
}

.btn-secondary:hover::after {
  opacity: 1;
}

.btn-secondary:active {
  transform: scale(0.95);
  box-shadow: 0 2px 12px rgba(147, 197, 114, 0.3);
}

/* Pulsing glow CTA button (matcha) */
.pulse-btn {
  animation: pulseBtn 2.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Pulsing "Sì" button with pink glow */
#btn-yes {
  animation: pulsePink 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* The "No" button - JS moves it around, elastic escape */
#btn-no {
  position: relative;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  z-index: 20;
  user-select: none;
}

#btn-no:hover {
  animation: elasticEscape 0.6s ease;
}

#btn-no.shrinking {
  animation: shake 0.3s ease;
}

#btn-no.shrink-1 { transform: scale(0.9); }
#btn-no.shrink-2 { transform: scale(0.75); }
#btn-no.shrink-3 { transform: scale(0.6); }
#btn-no.shrink-4 { transform: scale(0.45); }
#btn-no.shrink-5 { transform: scale(0.3); opacity: 0.7; }

.escape-btn {
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

/* ============================================
   CONFETTI CANVAS
   ============================================ */

#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 50;
}

/* ============================================
   SPECIAL EFFECTS
   ============================================ */

/* Glassmorphism */
.glass {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 1rem;
}

/* Animated gradient background */
.gradient-bg {
  background: linear-gradient(135deg, var(--matcha-light), var(--light-pink), var(--cream), var(--matcha-light));
  background-size: 300% 300%;
  animation: gradientShift 6s ease infinite;
}

/* Gradient text */
.text-gradient {
  background: linear-gradient(135deg, var(--pink) 0%, var(--hot-pink) 40%, var(--matcha) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-matcha {
  background: linear-gradient(135deg, var(--matcha) 0%, var(--matcha-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-pink {
  background: linear-gradient(135deg, var(--pink) 0%, var(--hot-pink) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Glow effects */
.glow {
  text-shadow:
    0 0 10px rgba(255, 107, 157, 0.3),
    0 0 20px rgba(255, 107, 157, 0.2),
    0 0 40px rgba(255, 107, 157, 0.1);
}

.glow-matcha {
  text-shadow:
    0 0 10px rgba(147, 197, 114, 0.3),
    0 0 20px rgba(147, 197, 114, 0.2),
    0 0 40px rgba(147, 197, 114, 0.1);
}

.glow-box {
  box-shadow:
    0 0 15px rgba(255, 107, 157, 0.2),
    0 0 30px rgba(255, 107, 157, 0.1);
}

.glow-box-matcha {
  box-shadow:
    0 0 15px rgba(147, 197, 114, 0.2),
    0 0 30px rgba(147, 197, 114, 0.1);
}

/* Sparkle effect on element */
.sparkle-effect {
  position: relative;
}

.sparkle-effect::after {
  content: '✨';
  position: absolute;
  top: -8px;
  right: -8px;
  font-size: 0.8rem;
  animation: sparkle 2s ease-in-out infinite;
}

/* ============================================
   TYPING EFFECT
   ============================================ */

.typing-cursor {
  display: inline;
}

.typing-cursor::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 1em;
  background-color: var(--pink);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: typewriter 0.8s step-end infinite;
}

.typing-text {
  overflow: hidden;
  white-space: nowrap;
  display: inline-block;
}

/* ============================================
   LAYOUT COMPONENTS
   ============================================ */

/* Content wrappers */
.content-wrapper {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Emoji display */
.emoji-large {
  font-size: 4rem;
  line-height: 1;
  display: block;
  margin-bottom: 1rem;
}

.emoji-xl {
  font-size: 6rem;
  line-height: 1;
  display: block;
}

/* Divider */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--matcha), var(--pink));
  border-radius: 2px;
  margin: 1.5rem auto;
}

/* Badge / tag */
.badge {
  display: inline-block;
  font-family: 'Quicksand', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  letter-spacing: 0.03em;
}

.badge-matcha {
  background: var(--matcha-light);
  color: var(--matcha-dark);
}

.badge-pink {
  background: var(--light-pink);
  color: var(--hot-pink);
}

/* Section spacing */
.section-gap {
  padding: 3rem 0;
}

/* Horizontal scroll area for photos */
.photo-scroll {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 1rem 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.photo-scroll::-webkit-scrollbar {
  height: 6px;
}

.photo-scroll::-webkit-scrollbar-track {
  background: var(--matcha-light);
  border-radius: 3px;
}

.photo-scroll::-webkit-scrollbar-thumb {
  background: var(--matcha);
  border-radius: 3px;
}

.photo-card {
  flex: 0 0 auto;
  width: 260px;
  scroll-snap-align: start;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base);
}

.photo-card:hover {
  transform: scale(1.03);
}

/* ============================================
   QUESTION SCREEN SPECIAL STYLES
   ============================================ */

.question-container {
  position: relative;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.button-area {
  position: relative;
  width: 100%;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

/* ============================================
   CELEBRATION SCREEN SPECIAL STYLES
   ============================================ */

.celebration-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  animation: scaleIn 0.8s ease-out forwards;
}

.celebration-emoji {
  font-size: 5rem;
  animation: dance 1s ease-in-out infinite;
  display: inline-block;
}

/* ============================================
   LOVE REASONS LIST
   ============================================ */

.love-list {
  list-style: none;
  text-align: left;
  max-width: 450px;
  margin: 0 auto;
}

.love-list li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  font-size: 1.05rem;
  line-height: 1.5;
  border-bottom: 1px solid rgba(147, 197, 114, 0.15);
}

.love-list li::before {
  content: '💚';
  position: absolute;
  left: 0;
  top: 0.75rem;
  font-size: 0.9rem;
}

.love-list li:last-child {
  border-bottom: none;
}

/* ============================================
   PROGRESS / TIMELINE
   ============================================ */

.timeline {
  position: relative;
  padding-left: 2rem;
  max-width: 450px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--matcha-light), var(--pink), var(--matcha-light));
}

.timeline-item {
  position: relative;
  padding-bottom: 1.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.65rem;
  top: 0.4rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--matcha);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--matcha-light);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Small phones */
@media (max-width: 374px) {
  .screen {
    padding: 1.5rem 0.75rem;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }

  .emoji-large { font-size: 3rem; }
  .emoji-xl { font-size: 4rem; }

  .btn-primary,
  .btn-secondary {
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
  }

  .matcha-card {
    padding: 1rem;
  }

  .matcha-card .card-icon {
    font-size: 2rem;
  }

  .celebration-title {
    font-size: 1.8rem;
  }

  .celebration-emoji {
    font-size: 3.5rem;
  }

  /* Tone down animations on small screens */
  .chihuahua-happy {
    animation-duration: 1.5s;
  }

  .floating-heart {
    font-size: 0.9rem !important;
  }
}

/* Phones */
@media (min-width: 375px) and (max-width: 639px) {
  .screen {
    padding: 2rem 1rem;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  /* Contain "No" button within viewport on mobile */
  #btn-no {
    max-width: calc(100vw - 2rem);
  }
}

/* Tablets */
@media (min-width: 640px) {
  .screen {
    padding: 3rem 2rem;
  }

  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    max-width: 700px;
  }

  .content-wrapper {
    max-width: 600px;
  }

  .matcha-card {
    padding: 1.75rem;
  }

  .celebration-title {
    font-size: 3rem;
  }

  .button-area {
    gap: 2rem;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .screen {
    padding: 4rem 2rem;
  }

  h1 { font-size: 2.75rem; }
  h2 { font-size: 2rem; }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 800px;
  }

  .content-wrapper {
    max-width: 700px;
  }

  .matcha-card {
    padding: 2rem;
  }

  .matcha-card .card-icon {
    font-size: 3rem;
  }

  .matcha-card .card-text {
    font-size: 1.15rem;
  }

  .celebration-title {
    font-size: 3.5rem;
  }

  .celebration-emoji {
    font-size: 6rem;
  }

  .love-list li {
    font-size: 1.15rem;
  }
}

/* Large desktop */
@media (min-width: 1280px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 960px;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .floating-heart {
    display: none;
  }
}

/* ============================================
   UTILITY CLASSES (supplements Tailwind)
   ============================================ */

.text-matcha { color: var(--matcha); }
.text-matcha-dark { color: var(--matcha-dark); }
.text-pink { color: var(--pink); }
.text-hot-pink { color: var(--hot-pink); }
.text-cream { color: var(--cream); }

.bg-matcha { background-color: var(--matcha); }
.bg-matcha-light { background-color: var(--matcha-light); }
.bg-pink { background-color: var(--pink); }
.bg-light-pink { background-color: var(--light-pink); }
.bg-cream { background-color: var(--cream); }

.border-matcha { border-color: var(--matcha); }
.border-pink { border-color: var(--pink); }

/* Ensure no button overflow on mobile */
.screen {
  contain: layout;
}

/* Hide elements until JS activates them */
.js-hidden {
  opacity: 0;
  visibility: hidden;
}

.js-hidden.revealed {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

/* Scrollbar styling for main page */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--cream);
}

::-webkit-scrollbar-thumb {
  background: var(--matcha-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--matcha);
}