/* ============================================================
   TOKENS
============================================================ */
:root{
  --bg-primary:#F9F1F3;
  --bg-secondary:#FCE5EB;
  --card:#FFFFFF;
  --soft-pink:#F6CBD7;
  --main-pink:#E890A7;
  --dark-pink:#9B5266;
  --text:#5C3943;
  --yes:#79D3A7;
  --yes-dark:#5cb98d;
  --no:#E56F82;

  --shadow-sm: 0 6px 20px rgba(100,50,70,0.06);
  --shadow-md: 0 10px 35px rgba(100,50,70,0.08);
  --shadow-lg: 0 20px 60px rgba(100,50,70,0.12);

  --font-ui: 'Poppins', 'Vazirmatn', sans-serif;
  --font-script: 'Dancing Script', cursive;
  --font-fa: 'Vazirmatn', sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html,body{
  width:100%;
  overflow-x:hidden;
  background:var(--bg-primary);
  font-family:var(--font-ui);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}

button{ font-family:inherit; cursor:pointer; border:none; background:none; }

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

/* ============================================================
   SCENES
============================================================ */
.scene{
  position:fixed;
  inset:0;
  width:100%;
  height:100vh;
  height:100dvh;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transform:scale(0.97);
  filter:blur(6px);
  transition:opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out), filter 0.8s var(--ease-out);
  overflow-y:auto;
  padding:32px 20px;
}
.scene--active{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:scale(1);
  filter:blur(0);
}

#scene-question{ background:radial-gradient(120% 120% at 50% 20%, var(--bg-secondary) 0%, var(--bg-primary) 62%); }
#scene-gifts{ background:radial-gradient(120% 120% at 50% 15%, var(--bg-secondary) 0%, var(--bg-primary) 60%); }
#scene-gift1{ background:var(--bg-secondary); }
#scene-gift2{ background:linear-gradient(160deg, var(--bg-secondary) 0%, var(--bg-primary) 100%); }
#scene-gift3{ background:linear-gradient(180deg, #FFFFFF 0%, var(--bg-primary) 100%); }

/* ambient floating hearts, global, very subtle */
.ambient{
  position:fixed; inset:0; pointer-events:none; z-index:1; overflow:hidden;
}
.ambient span{
  position:absolute;
  bottom:-40px;
  font-size:14px;
  color:var(--main-pink);
  opacity:0;
  animation:ambientFloat linear infinite;
}
@keyframes ambientFloat{
  0%{ opacity:0; transform:translateY(0) scale(0.8); }
  10%{ opacity:0.35; }
  85%{ opacity:0.2; }
  100%{ opacity:0; transform:translateY(-110vh) scale(1.1); }
}

/* ============================================================
   STAGE 1 — QUESTION CARD
============================================================ */
.q-card{
  position:relative;
  z-index:2;
  width:min(90vw, 520px);
  padding:48px 44px 40px;
  background:rgba(255,255,255,0.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,0.6);
  border-radius:32px;
  box-shadow:var(--shadow-md);
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
}
@media (max-width:560px){
  .q-card{ padding:28px 22px 30px; }
}

.mascot{
  position:relative;
  width:150px;
  height:150px;
  margin-bottom:18px;
}
.mascot__glow{
  position:absolute;
  inset:-20px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(232,144,167,0.28) 0%, rgba(232,144,167,0) 70%);
  animation:glowPulse 3.6s ease-in-out infinite;
}
@keyframes glowPulse{
  0%,100%{ transform:scale(1); opacity:0.85; }
  50%{ transform:scale(1.08); opacity:1; }
}
.mascot__char{ position:relative; width:100%; height:100%; z-index:2; animation:mascotBob 4.2s ease-in-out infinite; }
@keyframes mascotBob{
  0%,100%{ transform:translateY(0) rotate(0deg); }
  50%{ transform:translateY(-6px) rotate(-1.5deg); }
}
.mascot__blush{ animation:blushPulse 3.6s ease-in-out infinite; }
@keyframes blushPulse{ 0%,100%{ opacity:0.55; } 50%{ opacity:0.9; } }
.mascot__sweat{ animation:sweatDrop 2.8s ease-in-out infinite; transform-origin:158px 78px; }
@keyframes sweatDrop{
  0%,100%{ opacity:0.9; transform:translateY(0); }
  60%{ opacity:0.5; transform:translateY(4px); }
}
.hub-char__heart{ animation:hubHeartBeat 1.6s ease-in-out infinite; transform-origin:118px 68px; }
@keyframes hubHeartBeat{
  0%,100%{ transform:scale(1); }
  50%{ transform:scale(1.14); }
}

.mascot__hearts{ position:absolute; inset:0; z-index:3; pointer-events:none; }
.mh{ fill:var(--main-pink); opacity:0; }
.mh--1{ animation:mhFloat 3.2s ease-in-out infinite 0.2s; }
.mh--2{ animation:mhFloat 3.6s ease-in-out infinite 1.1s; }
.mh--3{ animation:mhFloat 3.4s ease-in-out infinite 2s; }
@keyframes mhFloat{
  0%{ opacity:0; transform:translateY(6px) scale(0.7); }
  30%{ opacity:0.8; }
  100%{ opacity:0; transform:translateY(-22px) scale(1.1); }
}

.q-title{
  font-family:var(--font-script);
  font-weight:700;
  font-size:clamp(2rem, 6vw, 2.6rem);
  color:var(--dark-pink);
  line-height:1.25;
  margin-bottom:10px;
  transition:opacity 0.25s ease;
}
.q-sub{
  font-size:0.92rem;
  color:var(--text);
  opacity:0.6;
  margin-bottom:30px;
  transition:opacity 0.25s ease;
}

.q-buttons{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:18px;
  position:relative;
  width:100%;
}

.btn{
  border-radius:999px;
  font-weight:600;
  letter-spacing:0.01em;
  transition:transform 0.28s var(--ease-out), box-shadow 0.28s var(--ease-out), background 0.2s ease;
  will-change:transform;
}
.btn--yes{
  background:linear-gradient(135deg, var(--yes) 0%, var(--yes-dark) 100%);
  color:#fff;
  font-size:1.05rem;
  height:60px;
  min-width:200px;
  padding:0 40px;
  box-shadow:0 12px 28px rgba(121,211,167,0.4);
  transform:scale(var(--yes-scale, 1));
  position:relative;
  z-index:2;
}
.btn--yes:hover{ box-shadow:0 16px 34px rgba(121,211,167,0.5); }
.btn--yes:active{ transform:scale(calc(var(--yes-scale, 1) * 0.96)); }
.btn--yes.pulse{ animation:yesPulse 0.5s var(--ease-out); }
@keyframes yesPulse{
  0%{ filter:brightness(1); }
  40%{ filter:brightness(1.15); }
  100%{ filter:brightness(1); }
}

.btn--no{
  background:var(--soft-pink);
  color:var(--dark-pink);
  font-size:0.82rem;
  height:44px;
  min-width:96px;
  padding:0 22px;
  box-shadow:0 6px 16px rgba(155,82,102,0.14);
  transform:scale(var(--no-scale, 1));
}
.btn--no:hover{ background:#f1bcce; }
.btn--no.shake{ animation:noShake 0.42s ease; }
@keyframes noShake{
  0%,100%{ transform:scale(var(--no-scale,1)) translateX(0); }
  25%{ transform:scale(var(--no-scale,1)) translateX(-6px) rotate(-2deg); }
  75%{ transform:scale(var(--no-scale,1)) translateX(6px) rotate(2deg); }
}

/* yes-click cinematic burst */
.burst-glow{
  position:fixed;
  left:50%; top:50%;
  width:20px; height:20px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:radial-gradient(circle, rgba(232,144,167,0.55) 0%, rgba(232,144,167,0) 70%);
  pointer-events:none;
  z-index:50;
  opacity:0;
}
.burst-glow.go{
  animation:burstGrow 0.9s var(--ease-out) forwards;
}
@keyframes burstGrow{
  0%{ opacity:0.9; width:20px; height:20px; }
  100%{ opacity:0; width:1400px; height:1400px; }
}

/* particle hearts on YES */
.p-heart{
  position:fixed;
  z-index:60;
  pointer-events:none;
  color:var(--main-pink);
  font-size:18px;
  opacity:0;
  will-change:transform, opacity;
}

/* ============================================================
   STAGE 2 — GIFTS HUB
============================================================ */
.gifts-inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  max-width:640px;
  width:100%;
}
.gifts-eyebrow{
  font-family:var(--font-script);
  font-size:clamp(1.9rem, 5.5vw, 2.4rem);
  color:var(--dark-pink);
  font-weight:600;
  margin-bottom:6px;
}
.hub-char{ width:110px; height:110px; margin:14px 0 34px; animation:mascotBob 4.4s ease-in-out infinite; }

.gift-row{
  display:flex;
  gap:26px;
  justify-content:center;
  flex-wrap:wrap;
}
.gift-box{
  position:relative;
  width:140px;
  height:140px;
  background:linear-gradient(160deg, #FDEFF3 0%, var(--soft-pink) 100%);
  border-radius:26px;
  box-shadow:var(--shadow-md);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:10px;
  transition:transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
  overflow:hidden;
}
.gift-box:hover{
  transform:translateY(-6px) scale(1.05);
  box-shadow:var(--shadow-lg);
}
.gift-box:hover .gift-box__sparkle{ opacity:1; transform:scale(1); }
.gift-box__icon{ width:56px; height:56px; }
.gift-box__label{
  font-size:0.78rem;
  font-weight:600;
  letter-spacing:0.04em;
  color:var(--dark-pink);
}
.gift-box__sparkle{
  position:absolute;
  top:14px; right:16px;
  width:10px; height:10px;
  opacity:0;
  transform:scale(0.4);
  transition:all 0.35s var(--ease-out);
}
.gift-box__sparkle::before, .gift-box__sparkle::after{
  content:'✦';
  position:absolute;
  color:var(--main-pink);
  font-size:12px;
}
.gift-box__sparkle::after{ top:10px; left:-6px; font-size:8px; opacity:0.7; }

@media (max-width:480px){
  .gift-row{ flex-direction:column; align-items:center; }
  .gift-box{ width:min(78vw, 260px); height:110px; flex-direction:row; justify-content:flex-start; padding:0 26px; gap:18px; }
  .gift-box__icon{ width:44px; height:44px; }
}

/* ============================================================
   BACK BUTTON
============================================================ */
.back-btn{
  position:fixed;
  top:26px;
  left:26px;
  z-index:10;
  font-size:0.85rem;
  font-weight:500;
  color:var(--dark-pink);
  padding:10px 18px;
  border-radius:999px;
  background:rgba(255,255,255,0.6);
  backdrop-filter:blur(10px);
  transition:background 0.25s ease, transform 0.25s ease;
}
.back-btn:hover{ background:rgba(255,255,255,0.9); transform:translateX(-2px); }
.back-btn--onlight{ background:rgba(255,255,255,0.75); }

/* ============================================================
   GIFT 1 — MEMORIES / POLAROIDS
============================================================ */
.memories-inner{
  position:relative;
  z-index:2;
  width:100%;
  max-width:760px;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.polaroid-field{
  position:relative;
  width:100%;
  height:460px;
  margin-top:10px;
}
.polaroid{
  position:absolute;
  width:150px;
  padding:12px 12px 34px;
  background:#fff;
  border-radius:6px;
  box-shadow:var(--shadow-md);
  transition:transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), z-index 0s;
}
.polaroid:hover{ transform:scale(1.06) rotate(0deg) !important; box-shadow:var(--shadow-lg); z-index:20 !important; }
.polaroid__img{
  width:100%;
  aspect-ratio:1/1.05;
  border-radius:2px;
  object-fit:cover;
  background:linear-gradient(135deg, var(--soft-pink), var(--bg-secondary));
  display:block;
}
.polaroid__ph{
  width:100%; height:100%;
  display:flex; align-items:center; justify-content:center;
  color:var(--dark-pink);
  font-size:26px;
}

.memories-caption{
  font-family:var(--font-script);
  font-size:1.6rem;
  color:var(--dark-pink);
  margin-top:14px;
}

@media (max-width:640px){
  .polaroid-field{ height:auto; position:static; display:flex; flex-wrap:wrap; justify-content:center; gap:16px; }
  .polaroid{ position:static !important; transform:none !important; width:128px; }
}

/* ============================================================
   GIFT 2 — MUSIC PLAYER
============================================================ */
.music-inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  width:100%;
}
.music-eyebrow{
  font-family:var(--font-script);
  font-size:clamp(1.7rem, 5vw, 2.2rem);
  color:var(--dark-pink);
  margin-bottom:30px;
  text-align:center;
}
.music-card{
  width:min(92vw, 560px);
  background:#fff;
  border-radius:28px;
  box-shadow:var(--shadow-lg);
  padding:36px;
  display:flex;
  align-items:center;
  gap:34px;
}
@media (max-width:560px){
  .music-card{ flex-direction:column; padding:30px 24px; gap:24px; }
}

.vinyl-wrap{ flex-shrink:0; }
.vinyl{
  width:150px; height:150px;
  border-radius:50%;
  position:relative;
  background:radial-gradient(circle at 35% 30%, #3a3a3a 0%, #161616 45%, #0a0a0a 100%);
  box-shadow:0 14px 30px rgba(0,0,0,0.28), inset 0 0 0 1px rgba(255,255,255,0.06);
  animation:vinylSpin 6s linear infinite;
  animation-play-state:paused;
}
.vinyl.spinning{ animation-play-state:running; }
.vinyl__groove{
  position:absolute; border-radius:50%; border:1px solid rgba(255,255,255,0.06);
}
.vinyl__groove--1{ inset:12px; }
.vinyl__groove--2{ inset:24px; }
.vinyl__groove--3{ inset:36px; }
.vinyl__sheen{
  position:absolute; inset:0; border-radius:50%;
  background:conic-gradient(from 200deg, rgba(255,255,255,0.09), rgba(255,255,255,0) 30%, rgba(255,255,255,0) 70%, rgba(255,255,255,0.05));
}
.vinyl__label{
  position:absolute; inset:52px;
  border-radius:50%;
  background:radial-gradient(circle at 40% 35%, var(--main-pink), var(--dark-pink));
  display:flex; align-items:center; justify-content:center;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,0.25);
}
.vinyl__note{ color:#fff; font-size:20px; opacity:0.9; }
.vinyl__hole{
  position:absolute; inset:0; margin:auto;
  width:8px; height:8px; border-radius:50%;
  background:#0a0a0a;
  top:0; bottom:0; left:0; right:0;
  box-shadow:0 0 0 2px rgba(255,255,255,0.08);
}
@keyframes vinylSpin{ to{ transform:rotate(360deg); } }

.music-info{ flex:1; min-width:0; display:flex; flex-direction:column; align-items:flex-start; }
@media (max-width:560px){ .music-info{ align-items:center; text-align:center; width:100%; } }

.music-art{
  position:relative;
  width:100%;
  aspect-ratio:16/10;
  border-radius:18px;
  overflow:hidden;
  background:linear-gradient(135deg, var(--dark-pink), #3a2028);
  margin-bottom:16px;
  box-shadow:var(--shadow-sm);
}
.music-art__bg{
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.08) 0%, transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(255,255,255,0.06) 0%, transparent 50%),
    linear-gradient(135deg, var(--dark-pink) 0%, #3a2028 100%);
}
.music-art__overlay{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:flex-end;
  padding:16px 18px;
  background:linear-gradient(0deg, rgba(20,10,14,0.55) 0%, rgba(20,10,14,0.05) 55%, rgba(20,10,14,0.15) 100%);
  pointer-events:none;
}
@media (max-width:560px){ .music-art__overlay{ align-items:center; text-align:center; } }

.music-song{ font-size:1.15rem; font-weight:700; letter-spacing:0.01em; color:#fff; }
.music-artist{ font-size:0.85rem; color:rgba(255,255,255,0.85); font-weight:500; }

.player-controls{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:16px;
}
.ctrl-btn{
  width:38px; height:38px;
  border-radius:50%;
  color:var(--dark-pink);
  display:flex; align-items:center; justify-content:center;
  transition:transform 0.2s var(--ease-out), background 0.2s ease;
}
.ctrl-btn:hover{ background:var(--soft-pink); transform:scale(1.08); }
.ctrl-btn:active{ transform:scale(0.92); }

.play-btn{
  width:56px; height:56px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--main-pink), var(--dark-pink));
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 24px rgba(155,82,102,0.3);
  transition:transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
  flex-shrink:0;
}
.play-btn:hover{ transform:scale(1.06); box-shadow:0 12px 28px rgba(155,82,102,0.4); }
.play-btn:active{ transform:scale(0.94); }
.icon-play{ margin-left:3px; }

.progress-wrap{ width:100%; }
.progress-bar{
  position:relative;
  width:100%;
  height:6px;
  background:var(--bg-secondary);
  border-radius:999px;
  cursor:pointer;
}
.progress-fill{
  position:absolute; left:0; top:0; height:100%;
  width:0%;
  background:linear-gradient(90deg, var(--main-pink), var(--dark-pink));
  border-radius:999px;
  transition:width 0.15s linear;
}
.progress-knob{
  position:absolute; top:50%; left:0%;
  width:12px; height:12px;
  background:#fff;
  border:2px solid var(--dark-pink);
  border-radius:50%;
  transform:translate(-50%,-50%);
  transition:left 0.15s linear;
}
.progress-time{
  display:flex; justify-content:space-between;
  font-size:0.72rem; color:var(--text); opacity:0.55;
  margin-top:8px;
}
.music-status{
  font-size:0.8rem;
  color:var(--dark-pink);
  margin-top:10px;
}
.retry-btn{
  margin-top:8px;
  font-size:0.78rem;
  color:#fff;
  background:var(--main-pink);
  padding:6px 16px;
  border-radius:999px;
}

/* ============================================================
   GIFT 3 — LOVE LETTER
============================================================ */
.letter-inner{
  position:relative;
  z-index:2;
  width:100%;
  max-width:640px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.kiss-field{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:1;
  overflow:hidden;
}
.kiss{
  position:absolute;
  width:56px; height:38px;
  opacity:0;
}
.kiss svg{ width:100%; height:100%; }

.letter-card{
  position:relative;
  z-index:2;
  width:100%;
  max-height:min(72vh, 620px);
  overflow-y:auto;
  background:#fffdfc;
  border-radius:18px;
  box-shadow:var(--shadow-lg);
  padding:52px 44px 64px;
  opacity:0;
  transform:scale(0.96);
  scrollbar-width:thin;
  scrollbar-color:var(--soft-pink) transparent;
}
.letter-card::after{
  content:'';
  position:absolute;
  left:0; right:0; bottom:0;
  height:110px;
  background:linear-gradient(0deg, #fffdfc 25%, rgba(255,253,252,0) 100%);
  pointer-events:none;
  opacity:1;
  transition:opacity 0.3s ease;
}
.letter-card.at-bottom::after{ opacity:0; }
.letter-card.reveal{
  animation:letterReveal 0.8s var(--ease-out) forwards;
}
@keyframes letterReveal{
  to{ opacity:1; transform:scale(1); }
}
@media (max-width:560px){
  .letter-card{ padding:36px 22px 56px; }
}

.letter-greeting{
  font-family:var(--font-script);
  font-size:2rem;
  color:var(--dark-pink);
  margin-bottom:22px;
  text-align:center;
}
.letter-body{
  font-family:var(--font-fa);
  font-size:1.02rem;
  line-height:2;
  color:var(--text);
  white-space:pre-line;
  text-align:right;
}
.letter-sign{
  position:absolute;
  right:40px;
  bottom:26px;
  z-index:3;
  font-family:var(--font-script);
  font-size:1.3rem;
  color:var(--dark-pink);
  opacity:0.35;
}
@media (max-width:560px){
  .letter-sign{ right:24px; }
}