:root{
  --pink-bg-1:#ffe3ef;
  --pink-bg-2:#ffd0e6;
  --pink-hot:#ff5fa2;
  --pink-deep:#c2185b;
  --plum:#4a1942;
  --gold:#ffd76a;
  --velvet-1:#8e1550;
  --velvet-2:#5c0d34;
  --cream:#fff7fb;
}
*{box-sizing:border-box; margin:0; padding:0;}
html,body{
  height:100%;
  font-family:'Vazirmatn', sans-serif;
  background: radial-gradient(circle at 50% 20%, var(--pink-bg-1), var(--pink-bg-2) 70%);
  overflow:hidden;
  color:var(--plum);
}
#fireworks{ position:fixed; inset:0; width:100%; height:100%; z-index:1; }
.stage{
  position:relative; z-index:5; width:100%; height:100vh;
  display:flex; align-items:center; justify-content:center; padding:20px;
}
.floating-emoji{
  position:fixed; z-index:2; font-size:28px; opacity:.85;
  animation: float 6s ease-in-out infinite; pointer-events:none; user-select:none;
}
@keyframes float{
  0%,100%{ transform: translateY(0) rotate(0deg); }
  50%{ transform: translateY(-22px) rotate(8deg); }
}

/* smaller frame so fireworks/background stay visible around it */
.frame{
  position:relative;
  width:min(360px, 62vw);
  aspect-ratio: 9/14;
  max-height:70vh;
  border-radius:24px;
  background: linear-gradient(160deg, #fff, var(--cream));
  box-shadow: 0 25px 60px rgba(194,24,91,.35), 0 0 0 5px #fff, 0 0 0 8px var(--pink-hot);
  overflow:hidden;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.frame-header{
  position:absolute; top:0; left:0; right:0;
  text-align:center; padding:14px 8px 8px; z-index:20; pointer-events:none;
}
.frame-header h1{
  font-size:clamp(15px, 4vw, 19px); font-weight:900; color:#fff;
  text-shadow: 0 2px 10px rgba(194,24,91,.6);
}

.curtain{
  position:absolute; top:0; bottom:0; width:52%;
  background: repeating-linear-gradient(90deg, var(--velvet-1) 0 18px, var(--velvet-2) 18px 36px);
  box-shadow: inset 0 0 40px rgba(0,0,0,.4);
  z-index:15; transition: transform 1.1s cubic-bezier(.77,0,.18,1);
}
.curtain::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(255,215,106,.25), transparent 30%);
}
.curtain-left{ left:0; border-top-left-radius:24px; border-bottom-left-radius:24px; }
.curtain-right{ right:0; border-top-right-radius:24px; border-bottom-right-radius:24px; }
.curtain-left.open{ transform: translateX(-105%); }
.curtain-right.open{ transform: translateX(105%); }

.open-panel{
  position:relative; z-index:10;
  display:flex; flex-direction:column; align-items:center; gap:12px;
  padding:0 20px; text-align:center;
}
.open-emoji{ font-size:44px; filter: drop-shadow(0 6px 10px rgba(194,24,91,.4)); animation: giftBounce 1.4s ease-in-out infinite; }
@keyframes giftBounce{
  0%,100%{ transform: translateY(0) rotate(-4deg); }
  50%{ transform: translateY(-8px) rotate(4deg); }
}
.open-panel p.hint{ font-size:12px; color:var(--pink-deep); opacity:.85; }
.go-btn{
  position:relative;
  font-family:'Vazirmatn', sans-serif; font-weight:900; font-size:17px;
  padding:16px 36px; border:3px solid #fff; border-radius:999px;
  background: linear-gradient(135deg, #ff2d78, var(--pink-hot) 45%, var(--gold));
  background-size:200% 200%;
  color:#fff; cursor:pointer;
  box-shadow:0 10px 24px rgba(255,45,120,.55), 0 0 0 6px rgba(255,95,162,.18);
  transition: transform .15s ease;
  animation: btnPulse 1.8s ease-in-out infinite, btnShine 3s linear infinite;
  letter-spacing:.5px;
}
.go-btn:hover{ transform: scale(1.05); }
.go-btn:active{ transform: scale(.93); }
@keyframes btnPulse{
  0%,100%{ box-shadow:0 10px 24px rgba(255,45,120,.55), 0 0 0 6px rgba(255,95,162,.18); }
  50%{ box-shadow:0 10px 30px rgba(255,45,120,.75), 0 0 0 12px rgba(255,95,162,.28); }
}
@keyframes btnShine{
  0%{ background-position:0% 50%; }
  50%{ background-position:100% 50%; }
  100%{ background-position:0% 50%; }
}

.reveal{
  position:relative; width:100%; height:100%; display:none;
  flex-direction:column; align-items:center; justify-content:center;
  padding:48px 14px 16px; gap:10px; z-index:8;
}
.reveal.show{ display:flex; }
video{
  width:88%; max-height:56%; border-radius:16px; background:#000;
  box-shadow:0 10px 30px rgba(0,0,0,.25); object-fit:cover;
}
.caption{ font-size:12.5px; color:var(--pink-deep); text-align:center; padding:0 16px; }
.controls{ display:flex; align-items:center; gap:8px; flex-wrap:wrap; justify-content:center; }
.pill-btn{
  display:inline-flex; align-items:center; gap:5px;
  font-family:'Vazirmatn', sans-serif; font-size:12px; font-weight:600;
  padding:8px 14px; border-radius:999px; cursor:pointer;
  background:#fff; color:var(--pink-deep); border:2px solid var(--pink-hot);
  transition: transform .15s ease, background .2s ease, color .2s ease;
  text-decoration:none;
}
.pill-btn:active{ transform: scale(.93); }
.pill-btn.primary{ background: linear-gradient(135deg, var(--pink-hot), var(--pink-deep)); color:#fff; border:none; }
.pill-btn.liked{ background:var(--gold); border-color:var(--gold); color:var(--plum); }
.pill-btn.disliked{ background:#eee; color:#999; border-color:#ddd; }
.pill-btn.exit{ background:#fff0f5; }

@media (prefers-reduced-motion: reduce){ .floating-emoji{ animation:none; } }