:root{
  --bg:#07070a; --s1:#0e0e12; --s2:#141418; --b1:#1e1e26; --b2:#2a2a35;
  --text:#e8e8f0; --muted:#8888a0; --purple:#7c6dfa; --purple-l:#a78bfa;
  --green:#22c55e; --red:#ef4444; --amber:#f5b301;
}
*{box-sizing:border-box;margin:0;padding:0;font-family:'Segoe UI',system-ui,sans-serif;}
body{background:var(--bg);color:var(--text);min-height:100vh;}
a{color:var(--purple-l);text-decoration:none;}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;border-bottom:1px solid var(--b1);position:sticky;top:0;background:rgba(7,7,10,.92);backdrop-filter:blur(8px);z-index:10;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--text);}
.logo .lb{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,#7c6dfa,#a78bfa);display:flex;align-items:center;justify-content:center;}
.nav-right{display:flex;gap:14px;align-items:center;font-size:13px;}
.nav-right a.cta{background:var(--purple);color:#fff;padding:8px 16px;border-radius:8px;font-weight:700;}
.wrap{max-width:820px;margin:0 auto;padding:40px 20px 80px;}
.hero{text-align:center;margin-bottom:34px;}
.hero h1{font-size:30px;font-weight:800;margin-bottom:10px;}
.hero p{color:var(--muted);max-width:600px;margin:0 auto;font-size:15px;line-height:1.6;}
.badge-free{display:inline-block;background:rgba(34,197,94,.15);color:var(--green);padding:4px 12px;border-radius:20px;font-size:12px;font-weight:700;margin-bottom:14px;}
.tool-box{background:var(--s1);border:1px solid var(--b1);border-radius:16px;padding:26px;margin-bottom:26px;}
.row{display:flex;gap:8px;flex-wrap:wrap;}
input[type=text],textarea,select{background:var(--s2);border:1px solid var(--b2);border-radius:8px;padding:12px;color:var(--text);font-size:14px;}
input[type=text]{flex:1;min-width:200px;}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--purple);}
.btn{background:var(--purple);color:#fff;border:none;border-radius:8px;padding:12px 22px;font-weight:700;font-size:14px;cursor:pointer;}
.btn:hover{opacity:.9;} .btn.green{background:var(--green);} .btn.ghost{background:transparent;border:1px solid var(--b2);color:var(--muted);}
.result{margin-top:18px;}
.tag{display:inline-block;background:var(--s2);border:1px solid var(--b2);color:var(--text);padding:6px 11px;border-radius:14px;font-size:13px;margin:3px 4px 0 0;}
.muted{color:var(--muted);font-size:13px;}
.err{color:var(--red);font-size:13px;margin-top:10px;}
.title-item{display:flex;align-items:center;gap:10px;background:var(--s2);border:1px solid var(--b2);border-radius:10px;padding:11px;margin:7px 0;}
.title-item .tx{flex:1;font-size:14px;}
.title-item .sc{font-size:12px;font-weight:700;}
.copy-mini{background:var(--b2);border:none;color:var(--text);border-radius:6px;padding:5px 9px;cursor:pointer;font-size:12px;}
.thumbs{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-top:12px;}
.thumb-card{background:var(--s2);border:1px solid var(--b2);border-radius:10px;overflow:hidden;}
.thumb-card img{width:100%;display:block;}
.thumb-card .meta{padding:8px;display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);}
.score-bar{height:12px;background:#1a1a1a;border-radius:6px;overflow:hidden;margin:8px 0;}
.score-bar>div{height:100%;transition:width .3s;}
.check{font-size:13px;margin:4px 0;}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;}
.tool-card{background:var(--s1);border:1px solid var(--b1);border-radius:14px;padding:20px;transition:transform .15s,border-color .15s;display:block;color:var(--text);}
.tool-card:hover{transform:translateY(-3px);border-color:var(--purple);}
.tool-card .ic{font-size:26px;margin-bottom:8px;}
.tool-card h3{font-size:15px;margin-bottom:5px;}
.tool-card p{color:var(--muted);font-size:12.5px;line-height:1.5;}
.faq{margin-top:40px;}
.faq h2{font-size:20px;margin-bottom:14px;}
.faq-item{background:var(--s1);border:1px solid var(--b1);border-left:3px solid var(--purple);border-radius:8px;padding:14px 16px;margin-bottom:10px;}
.faq-item h3{font-size:14px;margin-bottom:5px;}
.faq-item p{color:var(--muted);font-size:13px;line-height:1.6;}
.upsell{background:linear-gradient(135deg,rgba(124,109,250,.15),rgba(167,139,250,.08));border:1px solid var(--purple);border-radius:16px;padding:26px;text-align:center;margin-top:36px;}
.upsell h3{font-size:20px;margin-bottom:8px;}
.upsell p{color:var(--muted);margin-bottom:16px;font-size:14px;}
.spin{display:inline-block;width:16px;height:16px;border:2px solid var(--b2);border-top-color:var(--purple);border-radius:50%;animation:sp 1s linear infinite;vertical-align:-3px;margin-right:6px;}
@keyframes sp{to{transform:rotate(360deg)}}
footer{border-top:1px solid var(--b1);padding:24px;text-align:center;color:var(--muted);font-size:12px;}
footer a{margin:0 6px;}
@media(max-width:600px){.hero h1{font-size:24px}.nav{padding:12px 16px}}