:root{
  --c1:#6367FF; --c2:#8494FF; --c3:#C9BEFF; --c4:#FFDBFD; --ink:#000;
  --pixel:"Press Start 2P",monospace; --vt:"VT323",monospace; --script:"Pacifico",cursive;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--vt);font-size:20px;color:var(--ink);min-height:100vh;
  background:
    radial-gradient(circle at 20% 20%,var(--c4) 0 8%,transparent 30%),
    radial-gradient(circle at 80% 70%,var(--c3) 0 10%,transparent 35%),
    linear-gradient(160deg,var(--c2),var(--c3) 50%,var(--c4));
  background-attachment:fixed;
}
body::before{content:"";position:fixed;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,0,0,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.04) 1px,transparent 1px);
  background-size:24px 24px}
.page{display:none;min-height:100vh;padding:24px 16px}
.page.active{display:flex;flex-direction:column;align-items:center;justify-content:center;animation:pop .4s ease}
#page2.active{justify-content:flex-start;padding-top:0}
@keyframes pop{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}

.window{width:100%;max-width:560px;background:var(--c4);border:1px solid var(--ink);box-shadow:5px 5px 0 var(--c1)}
.titlebar{display:flex;justify-content:space-between;background:linear-gradient(90deg,var(--c1),var(--c2));color:#fff;
  font-family:var(--pixel);font-size:10px;padding:8px 10px;border-bottom:1px solid var(--ink)}
.win-body{padding:24px 20px}
.center{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.center-text{text-align:center}
.script{font-family:var(--script);color:var(--c1);font-weight:400;line-height:1.3;
  text-shadow:2px 2px 0 #fff,3px 3px 0 var(--c3)}
h1.script{font-size:clamp(26px,6vw,38px)}
h2.script{font-size:clamp(22px,5vw,30px)}
.pixel{font-family:var(--pixel);font-size:12px;line-height:1.8}
.pixel-sm{font-family:var(--pixel);font-size:10px;line-height:1.9}

.phone{background:var(--c3);border:1px solid var(--ink);border-radius:28px;padding:18px;width:min(260px,100%);box-shadow:inset 0 0 0 4px #fff}
.screen{background:#e8f7ff;border:1px solid var(--ink);font-family:var(--pixel);font-size:18px;padding:14px;margin-bottom:14px;letter-spacing:4px;min-height:52px}
.screen.err{animation:shake .4s;background:#ffd0d0}
@keyframes shake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.key{font-family:var(--pixel);font-size:14px;padding:14px 0;border:1px solid var(--ink);border-radius:999px;background:#fff;cursor:pointer;box-shadow:2px 2px 0 var(--c1);transition:.1s}
.key:active{transform:translate(2px,2px);box-shadow:none;background:var(--c4)}

.btn{font-family:var(--pixel);font-size:11px;padding:12px 18px;border:1px solid var(--ink);background:#fff;color:var(--ink);cursor:pointer;box-shadow:3px 3px 0 var(--c1);text-decoration:none;transition:.1s}
.btn:hover{background:var(--c3)}
.btn:active{transform:translate(3px,3px);box-shadow:none}
.btn.primary{background:var(--c1);color:#fff}
.btn.primary:hover{background:var(--c2)}

.music-btn{position:fixed;right:12px;bottom:12px;z-index:50;font-family:var(--pixel);font-size:10px;padding:10px;border:1px solid var(--ink);background:var(--c4);cursor:pointer;box-shadow:3px 3px 0 var(--c1)}

.navbar{position:sticky;top:0;z-index:20;width:100%;display:flex;justify-content:center;gap:8px;flex-wrap:wrap;padding:12px;background:rgba(255,219,253,.9);border-bottom:1px solid var(--ink);backdrop-filter:blur(6px)}
.nav-link{font-family:var(--pixel);font-size:10px;padding:10px 12px;border:1px solid var(--ink);background:#fff;color:var(--ink);text-decoration:none;transition:.2s}
.nav-link.active{background:var(--c1);color:#fff;box-shadow:0 0 12px var(--c2),0 0 24px var(--c3)}
.content{width:100%;max-width:640px;display:flex;flex-direction:column;gap:40px;padding:32px 0 80px}
.block{max-width:none;scroll-margin-top:80px}

.board{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;width:min(280px,80vw)}
.cell{aspect-ratio:1;border:1px solid var(--ink);background:#fff;font-size:clamp(30px,9vw,44px);cursor:pointer;color:var(--c1);display:flex;align-items:center;justify-content:center}
.cell:hover{background:var(--c3)}

.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;width:100%}
.gallery img{width:100%;aspect-ratio:1;object-fit:cover;border:1px solid var(--ink);background:#fff;padding:6px 6px 22px;cursor:pointer;transition:.2s;box-shadow:3px 3px 0 var(--c2)}
.gallery img:nth-child(odd){transform:rotate(-2deg)}
.gallery img:nth-child(even){transform:rotate(2deg)}
.gallery img:hover{transform:scale(1.05) rotate(0)}

.letter{background:#fff;border:1px solid var(--ink);padding:18px;margin:16px 0;font-size:21px;line-height:1.45;
  background-image:repeating-linear-gradient(transparent 0 29px,var(--c3) 29px 30px)}
.letter p+p{margin-top:14px}
.question{text-align:center;color:var(--c1);margin:10px 0 16px}
.choices{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.thanks{font-size:22px;line-height:1.5;max-width:440px}

.overlay{position:fixed;inset:0;background:rgba(99,103,255,.35);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
.overlay.show{display:flex}
.popup{max-width:420px;animation:pop .25s}
.popup img{width:100%;max-height:260px;object-fit:cover;border:1px solid var(--ink);display:none}
.popup img.show{display:block}
#popupText{font-size:21px;line-height:1.4}

#toastArea{position:fixed;inset:0;pointer-events:none;z-index:90}
.toast{position:absolute;font-family:var(--pixel);font-size:11px;background:var(--c4);border:1px solid var(--ink);padding:10px 12px;box-shadow:3px 3px 0 var(--c1);animation:float 1.8s forwards;white-space:nowrap}
@keyframes float{0%{opacity:0;transform:scale(.6)}15%{opacity:1;transform:scale(1)}80%{opacity:1}100%{opacity:0;transform:translateY(-40px)}}

@media (max-width:480px){body{font-size:18px}.win-body{padding:18px 14px}.letter{font-size:19px}}