:root {
  --bg-deep: #1a1218;
  --bg-mid: #2d1f28;
  --blush: #f4d4dc;
  --blush-soft: #f9e8ec;
  --cream: #faf6f0;
  --rose: #c97b8b;
  --rose-deep: #a85d6e;
  --sage: #6b8f71;
  --sage-dark: #4a6b50;
  --gold: #d4a574;
  --shadow: rgba(20, 10, 16, 0.45);
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Cormorant Garamond", Georgia, serif;
}

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

html {
  font-size: 18px;
}

body {
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--cream);
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, #3d2a35 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, #2a3d30 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 85% 70%, #3d2a32 0%, transparent 45%),
    linear-gradient(165deg, var(--bg-deep) 0%, var(--bg-mid) 50%, #1e161c 100%);
  overflow-x: hidden;
}

.scene {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1.25rem 3rem;
}

.ambient {
  position: fixed;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.ambient--left {
  top: 10%;
  left: -10%;
  background: var(--rose);
}

.ambient--right {
  bottom: 5%;
  right: -10%;
  background: var(--sage);
}

.header,
.stage,
.footer {
  position: relative;
  z-index: 1;
}

/* Falling petals */
.petal-rain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  overflow: hidden;
}

.petal-fall {
  position: absolute;
  top: -8%;
  left: var(--left, 50%);
  height: auto;
  opacity: 0;
  animation: petalFall var(--dur, 15s) linear var(--delay, 0s) infinite;
}

@keyframes petalFall {
  0% {
    opacity: 0;
    transform: translate3d(0, -6vh, 0) rotate(0deg);
  }
  8% {
    opacity: var(--op, 0.65);
  }
  88% {
    opacity: var(--op, 0.65);
  }
  100% {
    opacity: 0;
    transform: translate3d(var(--driftX, 50px), 108vh, 0) rotate(var(--spin, 480deg));
  }
}

/* Corner flower sprays */
.flora {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

.flora--tl {
  top: -20px;
  left: -24px;
  width: 230px;
}

.flora--tr {
  top: -20px;
  right: -24px;
  width: 230px;
  transform: scaleX(-1);
}

.flora--bl {
  bottom: -18px;
  left: -16px;
  width: 190px;
  opacity: 0.5;
}

.flora--br {
  bottom: -18px;
  right: -16px;
  width: 190px;
  transform: scaleX(-1);
  opacity: 0.5;
}

.flora-sway {
  transform-box: fill-box;
  transform-origin: 12% 12%;
  animation: floraSway 10s ease-in-out infinite;
}

.flora--bl .flora-sway,
.flora--br .flora-sway {
  transform-origin: 10% 90%;
  animation-duration: 12s;
}

@keyframes floraSway {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(1.6deg); }
}

/* Header flourish */
.header-flourish {
  margin-top: 0.6rem;
  display: flex;
  justify-content: center;
  opacity: 0.85;
}

.header-flourish svg {
  width: 220px;
  height: auto;
}

.header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--blush);
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.header h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 400;
  font-style: italic;
  color: var(--cream);
  text-shadow: 0 2px 20px var(--shadow);
}

.stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 520px;
  gap: 1.5rem;
}

/* Bouquet */
.bouquet {
  position: relative;
  width: min(340px, 82vw);
  margin-bottom: -0.75rem;
  filter: drop-shadow(0 22px 44px rgba(20, 10, 16, 0.55));
  transition: transform 0.8s ease, filter 0.8s ease;
}

.bouquet-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.bouquet.bloom {
  animation: bouquetBloom 1.2s ease forwards;
}

@keyframes bouquetBloom {
  0% { transform: scale(1); }
  40% { transform: scale(1.04); }
  100% { transform: scale(1.02); }
}

/* Gentle sway on each bloom (wrappers have no transform attribute,
   so CSS transforms are safe here) */
.bloom {
  transform-box: fill-box;
  transform-origin: 50% 100%;
  animation: bloomSway 5.5s ease-in-out infinite;
}

.bloom-1 { animation-delay: 0s; }
.bloom-2 { animation-delay: 0.6s; }
.bloom-3 { animation-delay: 1.2s; }
.bloom-4 { animation-delay: 1.8s; }
.bloom-5 { animation-delay: 2.4s; }
.bloom-6 { animation-delay: 3s; }
.bloom-7 { animation-delay: 3.6s; }
.bloom-8 { animation-delay: 1s; }
.bloom-9 { animation-delay: 2.8s; }

@keyframes bloomSway {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(1.8deg); }
}

.leaf-fan {
  transform-box: fill-box;
  transform-origin: 50% 92%;
  animation: leafSway 8s ease-in-out infinite;
}

@keyframes leafSway {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(1deg); }
}

/* Finale: each bloom pops */
.bouquet.bloom .bloom {
  animation: lilyPop 1s ease forwards;
}

.bouquet.bloom .bloom-1 { animation-delay: 0.05s; }
.bouquet.bloom .bloom-2 { animation-delay: 0.15s; }
.bouquet.bloom .bloom-3 { animation-delay: 0.25s; }
.bouquet.bloom .bloom-4 { animation-delay: 0.35s; }
.bouquet.bloom .bloom-5 { animation-delay: 0.45s; }
.bouquet.bloom .bloom-6 { animation-delay: 0.55s; }
.bouquet.bloom .bloom-7 { animation-delay: 0.65s; }
.bouquet.bloom .bloom-8 { animation-delay: 0.75s; }
.bouquet.bloom .bloom-9 { animation-delay: 0.85s; }

@keyframes lilyPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.16) rotate(-2deg); }
  100% { transform: scale(1.07); }
}

/* Envelope */
.envelope-zone {
  perspective: 900px;
  margin-top: 0.5rem;
}

.envelope {
  position: relative;
  width: 280px;
  height: 180px;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
}

.envelope:hover:not(.opened):not(.hidden) {
  transform: translateY(-4px);
}

.envelope.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.9) translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.envelope__back {
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, #e8ddd0 0%, #d4c8b8 100%);
  border-radius: 4px;
  box-shadow: 0 12px 40px var(--shadow);
}

.envelope__front {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 110px;
  background: linear-gradient(180deg, #f0e8dc 0%, #e0d4c4 100%);
  border-radius: 0 0 4px 4px;
  clip-path: polygon(0 30%, 50% 0, 100% 30%, 100% 100%, 0 100%);
  z-index: 3;
}

.envelope__flap {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 95px;
  background: linear-gradient(180deg, #ebe3d6 0%, #ddd2c2 100%);
  clip-path: polygon(0 0, 50% 100%, 100% 0);
  transform-origin: top center;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 4;
}

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

.envelope__letter {
  position: absolute;
  left: 16px;
  right: 16px;
  top: 24px;
  height: 120px;
  background: var(--cream);
  border-radius: 2px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 2;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.3s, top 0.8s ease 0.3s;
}

.envelope.opened .envelope__letter {
  top: -60px;
  transform: translateY(-20px);
}

.envelope__letter-inner {
  position: absolute;
  inset: 12px;
  border: 1px dashed rgba(201, 123, 139, 0.3);
  border-radius: 1px;
}

.envelope__seal {
  position: absolute;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 44px;
  background: radial-gradient(circle at 30% 30%, var(--rose), var(--rose-deep));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  z-index: 5;
  transition: transform 0.3s ease, opacity 0.4s ease;
}

.envelope__seal span {
  color: var(--cream);
  font-size: 1.1rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.envelope:hover .envelope__seal {
  transform: translateX(-50%) scale(1.08);
}

.envelope.opened .envelope__seal {
  opacity: 0;
  transform: translateX(-50%) scale(0.5);
  pointer-events: none;
}

.envelope__to {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--rose-deep);
  z-index: 4;
  pointer-events: none;
}

/* Letter panel */
.letter-panel {
  width: 100%;
  max-width: 400px;
  perspective: 1000px;
  transition: opacity 0.5s ease;
}

.letter-panel.hidden {
  display: none;
}

.letter {
  background: linear-gradient(180deg, #fffef9 0%, #faf6f0 100%);
  border-radius: 4px;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.06),
    0 20px 50px var(--shadow);
  color: #3d2a32;
  overflow: hidden;
  transform-origin: center 30%;
  will-change: transform, opacity;
}

/* The whole letter floats up and settles like paper */
.letter.unfolding {
  animation: letterEnter 1.25s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes letterEnter {
  0% {
    opacity: 0;
    transform: translateY(56px) rotateX(-32deg) scale(0.93);
  }
  55% {
    opacity: 1;
  }
  78% {
    transform: translateY(-6px) rotateX(4deg) scale(1.005);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg) scale(1);
  }
}

.letter.unfolding .letter__fold--top {
  animation: foldOpenTop 1s cubic-bezier(0.45, 0, 0.15, 1) 0.35s forwards;
}

.letter.unfolding .letter__fold--bottom {
  animation: foldOpenBottom 1s cubic-bezier(0.45, 0, 0.15, 1) 0.5s forwards;
}

.letter.unfolding .letter__body {
  animation: bodyReveal 1s ease 0.7s both;
}

.letter__fold--top,
.letter__fold--bottom {
  height: 24px;
  background: linear-gradient(180deg, #f0ebe3 0%, #e8e0d4 100%);
}

.letter__fold--top {
  transform-origin: bottom center;
}

.letter__fold--bottom {
  transform-origin: top center;
}

@keyframes foldOpenTop {
  0% {
    transform: rotateX(0deg);
    opacity: 1;
  }
  55% {
    opacity: 0.4;
  }
  100% {
    transform: rotateX(-104deg);
    opacity: 0;
    height: 0;
  }
}

@keyframes foldOpenBottom {
  0% {
    transform: rotateX(0deg);
    opacity: 1;
  }
  55% {
    opacity: 0.4;
  }
  100% {
    transform: rotateX(104deg);
    opacity: 0;
    height: 0;
  }
}

.letter__body {
  padding: 2rem 2rem 1.75rem;
  opacity: 0;
  min-height: 220px;
  display: flex;
  flex-direction: column;
}

.letter.unfolded .letter__body {
  opacity: 1;
}

.letter.unfolded .letter__fold--top,
.letter.unfolded .letter__fold--bottom {
  display: none;
}

@keyframes bodyReveal {
  from {
    opacity: 0;
    transform: translateY(-14px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.letter__label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--rose-deep);
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}

.letter__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.letter__text {
  font-size: 1.35rem;
  line-height: 1.65;
  font-style: italic;
  color: #4a3540;
  min-height: 4.5em;
  white-space: pre-line;
  transition: opacity 0.35s ease;
}

.letter__text.fade {
  opacity: 0;
}

.letter__counter {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rose);
  opacity: 0.7;
}

.letter__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(201, 123, 139, 0.2);
}

.btn {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.6rem 1.25rem;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
}

.btn--primary {
  background: linear-gradient(135deg, var(--rose), var(--rose-deep));
  color: var(--cream);
  margin-left: auto;
  box-shadow: 0 4px 14px rgba(168, 93, 110, 0.35);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(168, 93, 110, 0.45);
}

.btn--ghost {
  background: transparent;
  color: var(--rose-deep);
  border: 1px solid rgba(201, 123, 139, 0.4);
}

.btn--ghost:hover {
  background: rgba(201, 123, 139, 0.08);
}

.hidden {
  display: none !important;
}

.footer {
  margin-top: 2rem;
  text-align: center;
}

.hint {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--blush);
  opacity: 0.85;
  animation: hintPulse 2.5s ease-in-out infinite;
}

@keyframes hintPulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

#confettiCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 100;
}

/* Finale state */
.scene.finale .bouquet {
  filter: drop-shadow(0 22px 44px rgba(20, 10, 16, 0.55)) brightness(1.08);
}

.scene.finale .hint {
  animation: none;
  opacity: 1;
  font-size: 1.05rem;
}

@media (max-width: 480px) {
  .bouquet {
    width: min(270px, 80vw);
  }

  .flora--tl,
  .flora--tr {
    width: 140px;
    opacity: 0.4;
  }

  .flora--bl,
  .flora--br {
    width: 120px;
    opacity: 0.35;
  }

  .envelope {
    width: 260px;
    height: 168px;
  }

  .letter__body {
    padding: 1.5rem 1.35rem 1.25rem;
  }

  .letter__text {
    font-size: 1.2rem;
  }
}