:root{
  --bg1:#12002b;
  --bg2:#2a003d;
  --accent1:#ff2d95;
  --accent2:#ffd400;
  --glow: 0 10px 40px rgba(255,45,149,0.25);
  --glass: rgba(255,255,255,0.06);
}

html,body{
  height:100%;
  margin:0;
  font-family:"Montserrat",system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;
}

body{
  overflow:hidden;
  background: radial-gradient(1200px 600px at 10% 20%, rgba(255,45,149,0.08), transparent 8%),
              radial-gradient(900px 400px at 90% 80%, rgba(255,212,0,0.06), transparent 8%),
              linear-gradient(180deg,var(--bg1),var(--bg2));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
}

.stage{
  width:min(960px,94vw);
  height:min(640px,86vh);
  border-radius:28px;
  position:relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6), var(--glow);
  overflow:hidden;
  background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.04);
  display:grid;
  grid-template-columns: 1fr 420px;
  gap:24px;
  padding:28px;
}

.panel{
  padding:36px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:18px;
  position:relative;
}

.logo{
  font-weight:800;
  letter-spacing:1px;
  font-size:18px;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.logo .dot{
  width:14px;height:14px;border-radius:50%;
  background:linear-gradient(45deg,var(--accent1),#ff6ea6);
  box-shadow:0 6px 20px rgba(255,45,149,0.45);
}

h1{
  margin:0;
  font-size:48px;
  line-height:1;
  letter-spacing:-0.02em;
  background: linear-gradient(90deg, #fff, #ffd9ff 40%, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 6px 30px rgba(255,45,149,0.12);
}

.subtitle{
  font-weight:300;
  color:rgba(255,255,255,0.9);
  font-size:18px;
  max-width:60ch;
}

.card{
  margin-top:10px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:16px;
  padding:18px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  border:1px solid rgba(255,255,255,0.04);
}

.message{
  font-size:18px;
  line-height:1.5;
  color:#ffeef8;
}

.cta{
  margin-top:18px;
  display:flex;
  gap:12px;
  align-items:center;
}

.btn{
  padding:14px 20px;
  border-radius:14px;
  cursor:pointer;
  font-weight:700;
  border:none;
  font-size:16px;
  letter-spacing:0.6px;
  background: linear-gradient(90deg,var(--accent1),#ff6ea6);
  box-shadow: 0 8px 30px rgba(255,45,149,0.18);
  transform:translateY(0);
  transition:transform .18s ease, box-shadow .18s ease;
}
.btn:active{ transform:translateY(2px); box-shadow:0 6px 20px rgba(255,45,149,0.12); }

.btn.alt{
  background: linear-gradient(90deg,#ffd400,#ff7a00);
  color:#2a002a;
  box-shadow: 0 8px 30px rgba(255,212,0,0.14);
}

.side{
  padding:28px;
  display:flex;
  flex-direction:column;
  gap:18px;
  align-items:center;
  justify-content:center;
  position:relative;
}

.portrait{
  width:260px;height:260px;border-radius:24px;
  background: conic-gradient(from 180deg, #ff2d95, #ffd400, #6be3ff, #ff2d95);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: 0 20px 60px rgba(255,45,149,0.12);
  position:relative;
  overflow:hidden;
  border: 6px solid rgba(255,255,255,0.06);
}

.portrait .inner{
  width:230px;height:230px;border-radius:18px;
  background: linear-gradient(180deg, rgba(0,0,0,0.35), rgba(255,255,255,0.03));
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  color:#fff;text-align:center;padding:12px;
  backdrop-filter: blur(6px);
}

.name{
  font-weight:800;font-size:28px;margin:0;
  text-transform:capitalize;
  text-shadow: 0 8px 30px rgba(255,45,149,0.15);
}
.mini{
  font-weight:300;font-size:14px;opacity:0.9;margin-top:6px;
}

.heart-wrap{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;
}
.big-heart{
  width:0; height:0; opacity:0; transform:scale(0.3) rotate(-12deg);
  transition: all .7s cubic-bezier(.2,.9,.22,1);
  filter: drop-shadow(0 30px 80px rgba(255,45,149,0.25));
}
.big-heart.show{
  width:420px;height:420px; opacity:1; transform:scale(1) rotate(0deg);
}
.big-heart svg{ width:100%;height:100%; display:block; }

.hearts, .sparkles {
  position:absolute; inset:0; pointer-events:none;
}

.hint{
  position:absolute;left:28px;bottom:18px;font-size:13px;color:rgba(255,255,255,0.6);
  display:flex;gap:12px;align-items:center;
}

@media (max-width:880px){
  .stage{ grid-template-columns: 1fr; height:auto; padding:18px; gap:14px; border-radius:20px;}
  .side{ order:-1; flex-direction:row; gap:12px; }
  .portrait{ width:140px;height:140px;}
  .big-heart.show{ width:320px;height:320px;}
  h1{ font-size:36px; }
}

.neon-bar{
  position:absolute; left:-30%; right:-30%; top:0; height:6px; background:linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  transform:skewX(-18deg);
  animation: slide 5s linear infinite;
}
@keyframes slide{ 0%{transform:translateX(-100%) skewX(-18deg)} 100%{transform:translateX(100%) skewX(-18deg)} }

.pulse{
  position:absolute; width:14px;height:14px;border-radius:50%; right:20px; top:20px;
  background: radial-gradient(circle at 30% 30%, #fff, rgba(255,45,149,0.9) 30%, rgba(255,45,149,0.1) 70%);
  box-shadow:0 0 30px rgba(255,45,149,0.35);
  animation: pulse 1.8s infinite;
}
@keyframes pulse{ 0%{transform:scale(0.85);opacity:0.9}50%{transform:scale(1.15);opacity:0.65}100%{transform:scale(0.85);opacity:0.9} }

.portrait::after{
  content:""; position:absolute; inset:0; background:linear-gradient(120deg, rgba(255,255,255,0.02), rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  transform:translateX(-120%); mix-blend-mode:overlay; pointer-events:none;
  animation: shimmer 4s linear infinite;
}
@keyframes shimmer{ 0%{transform:translateX(-120%)}50%{transform:translateX(120%)}100%{transform:translateX(-120%)} }

@keyframes shakeAnim {
  0% { transform: translate(0,0); }
  20% { transform: translate(-5px,0); }
  40% { transform: translate(5px,0); }
  60% { transform: translate(-5px,0); }
  80% { transform: translate(5px,0); }
  100% { transform: translate(0,0); }
}

body.shake {
  animation: shakeAnim 0.5s;
}