:root{--bg:#fff7fb;--card:#fff;--tx:#3b2f4a;--mu:#8a7f99;--ac:#ff6b9d;--ac2:#ff9f6b;--bd:#f3e3ee;--sh:0 8px 24px rgba(255,107,157,.12)}
@media(prefers-color-scheme:dark){:root{--bg:#1b1626;--card:#261f35;--tx:#f6eefc;--mu:#b3a6c6;--bd:#3a2f4f;--sh:none}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 Nunito,system-ui,sans-serif;background:var(--bg);color:var(--tx);background-image:radial-gradient(circle at 10% 0,#ffe3f1 0,transparent 35%),radial-gradient(circle at 95% 15%,#e0f0ff 0,transparent 30%);background-attachment:fixed}
@media(prefers-color-scheme:dark){body{background-image:none}}
a{color:inherit}button,input,select{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--ac);outline-offset:2px}
.w{max-width:1000px;margin:auto;padding:0 18px}
nav{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--card) 88%,transparent);backdrop-filter:blur(10px);border-bottom:2px solid var(--bd)}
nav .w{display:flex;justify-content:space-between;align-items:center;height:62px}
.logo{font-weight:900;font-size:22px;text-decoration:none}.logo b{color:var(--ac)}
.pill{font-size:13px;font-weight:700;color:var(--mu);background:var(--bg);border:2px solid var(--bd);padding:4px 12px;border-radius:99px}
.hero{text-align:center;padding:50px 0 24px;position:relative}
.hero .fl{font-size:40px;display:inline-block;animation:fl 3s ease-in-out infinite}
@keyframes fl{50%{transform:translateY(-10px) rotate(6deg)}}
h1{font-size:clamp(28px,5.5vw,44px);line-height:1.15;margin:6px 0 12px;font-weight:900}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--ac),var(--ac2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--mu);max-width:540px;margin:0 auto 20px;font-weight:600}
#q{width:100%;max-width:400px;padding:13px 20px;border:2px solid var(--bd);border-radius:99px;background:var(--card);box-shadow:var(--sh)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;margin:26px 0 10px}
.card{display:flex;flex-direction:column;gap:4px;text-decoration:none;background:var(--card);border:2px solid var(--bd);border-radius:22px;padding:18px;box-shadow:var(--sh);transition:.2s}
.card:hover{transform:translateY(-6px) rotate(-1deg);border-color:var(--ac)}
.ic{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font-size:26px;margin-bottom:6px}
.card b{font-size:17px}.card span{font-size:14px;color:var(--mu)}
.box{background:var(--card);border:2px solid var(--bd);border-radius:26px;padding:26px;box-shadow:var(--sh);max-width:640px;margin:30px auto}
.box h1{font-size:clamp(24px,5vw,32px);margin:4px 0}.box>p{color:var(--mu);margin:0 0 16px}
.crumb{font-size:14px;font-weight:700;color:var(--mu);text-decoration:none}
.drop{border:3px dashed var(--bd);border-radius:20px;padding:34px 16px;text-align:center;color:var(--mu);cursor:pointer;transition:.2s}
.drop:hover,.drop.on{border-color:var(--ac);background:color-mix(in srgb,var(--ac) 6%,transparent)}
.drop b{display:block;color:var(--tx);font-size:18px}.drop i{font-size:34px;font-style:normal;display:block}
.f{display:flex;align-items:center;gap:8px;padding:10px 14px;background:var(--bg);border-radius:14px;margin-top:8px;font-size:14px}
.f span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.f small{color:var(--mu)}
.f button{border:0;background:none;cursor:pointer;color:var(--mu);padding:2px 6px}
.in{width:100%;margin-top:14px;padding:12px 16px;border:2px solid var(--bd);border-radius:14px;background:var(--bg)}
.btn{display:inline-block;margin-top:16px;background:linear-gradient(90deg,var(--ac),var(--ac2));color:#fff;border:0;border-radius:99px;padding:13px 30px;font-weight:800;cursor:pointer;text-decoration:none;box-shadow:0 6px 16px rgba(255,107,157,.35);transition:.2s}
.btn:hover{transform:scale(1.05)}.btn:disabled{opacity:.6;cursor:wait}
.ok{margin-top:18px;padding:16px;border-radius:16px;background:color-mix(in srgb,#22c08b 14%,transparent);font-size:15px}
.err{margin-top:14px;color:#e5383b;font-size:14px;font-weight:700}
.sp{display:inline-block;width:14px;height:14px;border:2px solid #fff6;border-top-color:#fff;border-radius:50%;animation:r .7s linear infinite;vertical-align:-2px;margin-right:8px}
@keyframes r{to{transform:rotate(1turn)}}
section.s{padding:30px 0}section.s h2{text-align:center;margin:0 0 20px;font-weight:900}
.tri{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.tri div{background:var(--card);border:2px solid var(--bd);border-radius:20px;padding:18px}.tri b{display:block;margin-bottom:4px}.tri p{margin:0;color:var(--mu);font-size:14.5px}
ol.st{padding-left:22px;color:var(--mu)}ol.st li{margin-bottom:6px}
details{background:var(--card);border:2px solid var(--bd);border-radius:16px;padding:14px 18px;margin-bottom:10px}summary{cursor:pointer;font-weight:800}details p{color:var(--mu);margin:8px 0 0}
.doc{max-width:720px;margin:30px auto}.doc h1{margin-bottom:6px}.doc p,.doc li{color:var(--mu)}.doc h2{margin-top:26px}
footer{border-top:2px solid var(--bd);margin-top:30px;padding:26px 0;text-align:center;color:var(--mu);font-size:14px;font-weight:600}
footer a{margin:0 8px;text-decoration:none}footer a:hover{color:var(--ac)}
#top{position:fixed;right:18px;bottom:18px;width:48px;height:48px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#fff;font-size:22px;font-weight:900;cursor:pointer;box-shadow:0 6px 16px rgba(255,107,157,.45);opacity:0;pointer-events:none;transform:translateY(12px);transition:.25s}
#top.show{opacity:1;pointer-events:auto;transform:none}#top:hover{transform:translateY(-3px)}
.hide{display:none!important}