:root{
  --bg1:#0a1628;
  --bg2:#1a3a5c;
  --ocean:#2ec4b6;
  --pink:#ff6fb5;
  --gold:#ffd36e;
  --sunset:#ff9f6e;
  --white:#fff8fb;
  --volcano:#4a1942;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Poppins,system-ui,sans-serif;color:var(--white)}
body{
  background:
    radial-gradient(circle at 15% 20%, #2ec4b644, transparent 28%),
    radial-gradient(circle at 85% 15%, #ff6fb544, transparent 24%),
    radial-gradient(circle at 70% 80%, #ffd36e33, transparent 30%),
    linear-gradient(160deg,var(--bg1),var(--bg2) 45%,var(--volcano));
  overflow-x:hidden;
}
.island-glow{
  position:fixed;inset:0;pointer-events:none;z-index:1;
  background:
    radial-gradient(ellipse at 50% 100%, #2ec4b622 0%, transparent 55%),
    radial-gradient(ellipse at 20% 50%, #ff9f6e18 0%, transparent 40%);
}
.app{min-height:100vh;display:grid;place-items:center;padding:24px;position:relative;z-index:2}
.card{
  width:min(980px,100%);border:1px solid rgba(255,255,255,.24);border-radius:34px;
  background:rgba(255,255,255,.10);box-shadow:0 24px 80px rgba(0,0,0,.35);
  backdrop-filter:blur(14px);padding:clamp(26px,6vw,64px);text-align:center;position:relative;overflow:hidden;
}
.hero:before{
  content:"";position:absolute;inset:-2px;
  background:linear-gradient(120deg,transparent,#ffffff28,transparent);
  transform:translateX(-100%);animation:shine 4s infinite;pointer-events:none;
}
@keyframes shine{60%,100%{transform:translateX(100%)}}
.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:.8rem;color:var(--gold);font-weight:800}
h1{font-family:'Playfair Display',serif;font-size:clamp(3.6rem,13vw,8.5rem);line-height:.85;margin:18px 0;text-shadow:0 10px 35px rgba(0,0,0,.35)}
h1 span{
  background:linear-gradient(135deg,var(--gold),var(--sunset));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.intro{font-size:clamp(1.02rem,2.3vw,1.3rem);opacity:.94;margin:0 auto 22px;max-width:38rem;line-height:1.6}
.tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:18px;position:relative;z-index:1}
.tag{
  padding:8px 14px;border-radius:999px;font-size:.82rem;font-weight:700;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  box-shadow:0 8px 20px rgba(0,0,0,.15);
}
.btn,.music{
  display:inline-flex;align-items:center;justify-content:center;margin:8px;padding:15px 24px;
  border-radius:999px;font-weight:800;text-decoration:none;border:0;cursor:pointer;font-size:1rem;
  transition:.2s transform,.2s box-shadow;position:relative;z-index:10;
  touch-action:manipulation;-webkit-tap-highlight-color:transparent;
}
.actions{position:relative;z-index:10;display:flex;flex-wrap:wrap;justify-content:center;gap:4px}
.hero .eyebrow,.hero h1,.hero .intro{position:relative;z-index:1}
.btn{
  background:linear-gradient(135deg,var(--pink),var(--sunset));color:white;
  box-shadow:0 12px 30px #ff6fb54a;
}
.btn:hover,.music:hover{transform:translateY(-3px)}
.music{color:var(--white);border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.10)}
.hidden{display:none}
.show{animation:pop .75s cubic-bezier(.2,1,.2,1)}
.step{text-align:center}
.birthday-shout{
  font-family:'Playfair Display',serif;font-size:clamp(1.2rem,3.5vw,1.65rem);
  font-weight:900;color:var(--gold);margin:0 0 10px;line-height:1.3;
  text-shadow:0 4px 20px rgba(255,211,110,.35);
}
.gift-icon--big{font-size:4rem;margin:0 0 16px;line-height:1}
.mystery-title,.reveal-title{
  font-family:'Playfair Display',serif;font-size:clamp(2rem,6.5vw,3.6rem);
  margin:0 0 16px;line-height:1.15;
  background:linear-gradient(135deg,var(--pink),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.mystery-lead{font-size:clamp(1.1rem,2.5vw,1.35rem);margin-bottom:28px}
.reveal-title{font-size:clamp(2.4rem,8vw,4.5rem)}
.step-badge{
  display:inline-block;margin:0 0 12px;padding:6px 14px;border-radius:999px;
  font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold);background:rgba(255,211,110,.12);border:1px solid rgba(255,211,110,.25);
}
.small{color:var(--ocean);font-weight:800;text-transform:uppercase;letter-spacing:.1em;font-size:.78rem;margin:0}
.step h2{
  font-family:'Playfair Display',serif;font-size:clamp(2.2rem,7vw,4rem);margin:8px 0 16px;
  background:linear-gradient(135deg,var(--pink),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:clamp(1rem,2.2vw,1.2rem);line-height:1.65;opacity:.95;margin:0 auto 24px;max-width:34rem}
.hunt{font-size:clamp(1.15rem,2.5vw,1.45rem);font-weight:600}
.hint{font-size:clamp(.95rem,2vw,1.1rem);opacity:.88;margin:-12px auto 28px;max-width:32rem;line-height:1.6}
.riddle-question{max-width:30rem;margin-bottom:20px}
.riddle-form{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-bottom:12px}
.riddle-input{
  width:5.5rem;padding:14px 10px;border-radius:16px;border:2px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.12);color:var(--white);font-size:2rem;font-weight:800;
  text-align:center;font-family:Poppins,system-ui,sans-serif;
}
.riddle-input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,211,110,.25)}
.riddle-input--text{width:7.5rem;letter-spacing:.2em;text-transform:lowercase}
.riddle-note{display:block;margin-top:6px;font-size:.88rem;opacity:.75;font-weight:600}
.riddle-hint{min-height:1.5rem;margin:8px 0 0;font-size:1.15rem;font-weight:700}
.riddle-hint--ok{color:var(--ocean)}
.riddle-hint--warn{color:var(--gold)}
.btn--pulse{
  margin-top:8px;font-size:1.15rem;padding:18px 36px;
  animation:pulse 1.4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.03)}}
.gift-card--solo{max-width:420px;margin:0 auto 28px;text-align:center}
.gift-card--solo h3,.gift-card--solo p{text-align:center}
.photo-final{margin-top:8px}
.photo-final .photo-wrap{max-width:560px;margin:0 auto}
.love{
  margin:20px 0 0;font-weight:800;color:var(--gold);
  font-size:clamp(1.4rem,4vw,2.2rem);line-height:1.3;
}
@keyframes pop{from{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:none}}
.photo-wrap{
  border-radius:28px;padding:10px;
  background:linear-gradient(135deg,#fff,var(--gold),var(--pink));
  transform:rotate(-1deg);box-shadow:0 16px 40px rgba(0,0,0,.25);
}
.photo-wrap--final{transform:rotate(1.5deg)}
.photo-wrap--friends{max-width:420px;margin:0 auto 20px;transform:rotate(-1.5deg)}
.photo-wrap img{width:100%;display:block;border-radius:22px;box-shadow:0 18px 45px rgba(0,0,0,.35)}
@media (max-width:860px){
  .card{border-radius:24px}
  .photo-wrap,.photo-wrap--final,.photo-wrap--friends{transform:none}
}
.gift-card{
  border-radius:22px;padding:20px 22px;position:relative;overflow:hidden;text-align:left;
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);box-shadow:0 14px 35px rgba(0,0,0,.2);
}
.gift-card:before{
  content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;
}
.gift-card--friends:before{background:linear-gradient(135deg,#111,#444)}
.gift-card--family:before{background:linear-gradient(135deg,#ff6fb544,#ffd36e44)}
.gift-from{
  position:relative;font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;
  font-weight:800;color:var(--gold);margin:0 0 8px;
}
.gift-icon{position:relative;font-size:1.8rem;margin:0 0 6px}
.gift-card h3{
  position:relative;font-family:'Playfair Display',serif;font-size:1.55rem;margin:0 0 8px;color:var(--white);
}
.gift-card p{position:relative;margin:0;font-size:.98rem;line-height:1.55;opacity:.92}
.floating-hearts{pointer-events:none}
.floating-hearts:before,.floating-hearts:after{
  content:"🌴 🌊 ❤️ ✨ 🏝️";position:fixed;left:5%;bottom:-40px;font-size:28px;
  opacity:.2;animation:float 14s linear infinite;pointer-events:none;
}
.floating-hearts:after{left:65%;animation-delay:5s;content:"❤️ 🌺 ✨ 🌴 💛"}
@keyframes float{to{transform:translateY(-115vh) rotate(12deg)}}
.sparkles{
  position:absolute;inset:0;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:34px 34px;opacity:.16;animation:twinkle 3s infinite alternate;pointer-events:none;
}
@keyframes twinkle{to{opacity:.32}}