@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
:root{--bg:#0b1020;--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;--soft:#f8fafc;--p:#6d28d9;--p2:#2563eb;--acc:#06b6d4;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--r:16px;--grad:linear-gradient(135deg,#7c3aed 0%,#2563eb 55%,#06b6d4 100%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--p2)}h1,h2,h3{line-height:1.15;letter-spacing:-.02em}
.wrap,.container{max-width:1140px;margin:0 auto;padding:0 22px}
header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(22px,calc((100% - 1140px)/2 + 22px));background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none}
.logo i{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;color:#fff;font-style:normal;font-size:.9rem}
nav{display:flex;gap:22px;align-items:center}nav a{color:#334155;text-decoration:none;font-weight:500;font-size:.95rem}nav a:hover{color:var(--p)}
.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font:inherit;font-weight:600;padding:12px 20px;border-radius:12px;background:var(--grad);color:#fff;text-decoration:none;box-shadow:0 8px 24px -8px rgba(79,70,229,.6);transition:transform .15s,box-shadow .15s}
.btn:hover,button:hover{transform:translateY(-1px);box-shadow:0 12px 28px -8px rgba(79,70,229,.7)}button:disabled{opacity:.6;cursor:wait}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}
nav .btn{padding:9px 16px;color:#fff}
input,textarea{font:inherit;width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);transition:border .15s,box-shadow .15s}
input:focus,textarea:focus{outline:0;border-color:#818cf8;box-shadow:0 0 0 4px rgba(99,102,241,.15)}
label{display:block;font-size:.85rem;font-weight:600;color:#334155;margin-bottom:12px}label input{margin-top:5px}
.muted{color:var(--muted)}.ok{color:var(--ok)}.bad{color:var(--bad)}.part{color:var(--warn)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.card.bad{border-color:#fecaca;background:#fef2f2}
/* hero */
.hero{position:relative;overflow:hidden;background:var(--bg);color:#e2e8f0;padding:80px 0 90px}
.hero:before{content:"";position:absolute;inset:-40% -10% auto auto;width:900px;height:900px;background:radial-gradient(circle,rgba(124,58,237,.45),transparent 60%);filter:blur(10px);animation:float 14s ease-in-out infinite}
.hero:after{content:"";position:absolute;left:-200px;bottom:-400px;width:800px;height:800px;background:radial-gradient(circle,rgba(6,182,212,.3),transparent 60%);animation:float 18s ease-in-out infinite reverse}
@keyframes float{50%{transform:translate(-40px,30px)}}
.hero .grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:.8rem;font-weight:600;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:#c7d2fe}
.eyebrow b{width:8px;height:8px;border-radius:50%;background:#22d3ee;box-shadow:0 0 10px #22d3ee}
.hero h1{font-size:clamp(2.3rem,5vw,3.7rem);font-weight:800;color:#fff;margin:18px 0 16px}
.gt{background:linear-gradient(90deg,#a78bfa,#60a5fa,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:1.15rem;color:#cbd5e1;max-width:560px}
.scanbox{margin-top:26px;background:rgba(255,255,255,.98);color:var(--ink);border-radius:20px;padding:20px;box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.scanbox .f2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.scanbox label{margin-bottom:10px}
.scanbox button{width:100%;padding:14px;font-size:1.02rem;margin-top:4px}
.scanbox .muted{font-size:.82rem;margin:10px 0 0;text-align:center}
.engines{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;font-size:.85rem;color:#94a3b8;align-items:center}
.engines span{padding:4px 10px;border-radius:99px;border:1px solid rgba(255,255,255,.14);color:#cbd5e1}
/* mock */
.mock{position:relative;animation:rise .9s ease both}
.mock .panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(16px);border-radius:22px;padding:24px;color:#e2e8f0;box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}
.mock .top{display:flex;align-items:center;gap:18px}.mock .top small{color:#94a3b8}
.mock .row2{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-top:1px solid rgba(255,255,255,.08);font-size:.92rem}
.tag{font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:99px}.tag.g{background:rgba(34,197,94,.18);color:#86efac}.tag.y{background:rgba(245,158,11,.18);color:#fcd34d}.tag.r{background:rgba(239,68,68,.18);color:#fca5a5}
.chat{position:absolute;right:-14px;bottom:-30px;width:250px;background:#fff;color:var(--ink);border-radius:16px;padding:14px;font-size:.82rem;box-shadow:0 20px 40px -10px rgba(0,0,0,.45);animation:rise 1.2s .3s ease both}
.chat .q{background:#eef2ff;padding:8px 10px;border-radius:10px;margin-bottom:8px}.chat .a{color:#475569}
@keyframes rise{from{opacity:0;transform:translateY(20px)}}
/* sections */
section.s{padding:90px 0}section.alt{background:var(--soft);border-block:1px solid var(--line)}
.sh{text-align:center;max-width:700px;margin:0 auto 48px}.sh .k{color:var(--p);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.12em}
.sh h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:10px 0 12px;font-weight:800}.sh p{color:var(--muted);font-size:1.08rem;margin:0}
.prob{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
.prob .card{padding:30px}.prob h3{margin-top:0;font-size:1.25rem}
.prob .lose{background:linear-gradient(180deg,#fff,#fff7f7);border-color:#fee2e2}.prob .win{background:linear-gradient(180deg,#fff,#f0fdf4);border-color:#dcfce7}
.bubble{background:#f1f5f9;border-radius:14px;padding:12px 14px;margin:10px 0;font-size:.95rem}.bubble.me{background:#eef2ff;margin-left:30px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{position:relative;padding:30px}.step .n{width:44px;height:44px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;display:grid;place-items:center;margin-bottom:16px}
.step h3{margin:0 0 6px}.step p{margin:0;color:var(--muted)}
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat .card{transition:transform .2s,box-shadow .2s}.feat .card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -20px rgba(79,70,229,.35)}
.ic{width:46px;height:46px;border-radius:12px;background:#eef2ff;color:var(--p);display:grid;place-items:center;margin-bottom:14px}.ic svg{width:24px;height:24px}
.feat h3{margin:0 0 6px;font-size:1.05rem}.feat p{margin:0;color:var(--muted);font-size:.95rem}
/* pricing */
.price{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.tier{display:flex;flex-direction:column;padding:32px;position:relative}
.tier h3{margin:0;font-size:1.15rem}.tier .amt{font-size:2.8rem;font-weight:800;letter-spacing:-.03em;margin:12px 0 2px}.tier .amt small{font-size:1rem;color:var(--muted);font-weight:500}
.tier ul{list-style:none;padding:0;margin:20px 0 26px;flex:1}.tier li{padding:7px 0 7px 28px;position:relative;font-size:.95rem}
.tier li:before{content:"";position:absolute;left:0;top:10px;width:18px;height:18px;border-radius:50%;background:#dcfce7 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}
.tier .btn{width:100%}
.tier.pop{border:2px solid transparent;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;box-shadow:0 30px 60px -25px rgba(79,70,229,.5);transform:scale(1.03)}
.badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:.75rem;font-weight:700;padding:5px 14px;border-radius:99px;white-space:nowrap}
.note{text-align:center;color:var(--muted);font-size:.9rem;margin-top:26px}
.forms{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:48px}
.row{display:flex;gap:10px}.row input{flex:1}.row button{white-space:nowrap}
.sub2 .row{margin-bottom:10px}.sub2 textarea{margin-bottom:12px}
/* faq */
.faq{max-width:780px;margin:0 auto}
details{border:1px solid var(--line);border-radius:14px;padding:4px 20px;margin-bottom:12px;background:#fff;transition:box-shadow .2s}
details[open]{box-shadow:0 10px 30px -18px rgba(15,23,42,.3)}
summary{cursor:pointer;list-style:none;font-weight:600;padding:14px 0;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}summary:after{content:"+";font-size:1.4rem;line-height:1;color:var(--p);transition:transform .2s}
details[open] summary:after{transform:rotate(45deg)}details p{margin:0 0 16px;color:#475569}
.cta{background:var(--bg);color:#fff;border-radius:28px;padding:60px 30px;text-align:center;position:relative;overflow:hidden;margin:0 auto 90px}
.cta:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 0,rgba(124,58,237,.5),transparent 50%),radial-gradient(circle at 90% 100%,rgba(6,182,212,.4),transparent 50%)}
.cta>*{position:relative}.cta h2{font-size:clamp(1.7rem,3.2vw,2.4rem);margin:0 0 10px}.cta p{color:#cbd5e1;margin:0 0 26px}
.cta .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
/* results (app.js) */
#result{max-width:1140px;margin:0 auto;padding:0 22px}#result:not(:empty){padding-top:40px}
.score{font-size:3.6rem;font-weight:800;line-height:1}
.check{padding:10px 0;border-bottom:1px solid var(--line)}.pill{font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:99px;background:#f1f5f9;text-transform:uppercase}
.pill.high{background:#fee2e2;color:#b91c1c}.pill.medium{background:#fef3c7;color:#b45309}.pill.low{background:#e0f2fe;color:#0369a1}
.stub{border:1px dashed #94a3b8;border-radius:12px;padding:14px;background:var(--soft)}
/* footer */
footer{background:var(--bg);color:#94a3b8;padding:56px max(22px,calc((100% - 1140px)/2 + 22px)) 30px}
footer .fg{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}footer h4{color:#fff;margin:0 0 12px;font-size:.95rem}
footer a{color:#cbd5e1;text-decoration:none;display:block;padding:3px 0;font-size:.92rem}footer a:hover{color:#fff}
footer .logo{color:#fff;margin-bottom:10px}footer .copy{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding-top:20px;font-size:.85rem}
/* guides */
article{max-width:760px;margin:0 auto;padding:60px 22px 80px;font-size:1.06rem}article h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:800}
article h2{margin-top:2em}article li{margin:6px 0}article pre,article code{background:#f1f5f9;border-radius:8px}article pre{padding:14px;overflow:auto}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
@media (max-width:900px){.hero .grid,.prob,.forms{grid-template-columns:1fr}.steps,.feat,.price{grid-template-columns:1fr}.tier.pop{transform:none}.chat{position:relative;right:0;bottom:0;margin:-20px 0 0 auto}footer .fg{grid-template-columns:1fr 1fr}footer .fg>div:first-child{grid-column:1/-1}nav a:not(.btn){display:none}.hero{padding:50px 0 60px}section.s{padding:64px 0}}
@media (max-width:520px){.scanbox .f2{grid-template-columns:1fr}.row{flex-direction:column}}