:root{
  --bg:#05060a; --bg2:#0a0c14; --panel:#0d101a; --panel2:#11141f;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --text:#eef0f8; --muted:#9aa1b6; --dim:#6b7288;
  --acc:#3b82f6; --acc2:#38bdf8; --good:#34d399; --warn:#fbbf24; --bad:#f87171;
  --grad:linear-gradient(135deg,#3b82f6 0%,#38bdf8 100%);
  --r:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--text);
  font-family:"Inter","SF Pro Display",-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; line-height:1.55; overflow-x:hidden;
}
body::before{
  content:""; position:fixed; inset:0; z-index:-2; pointer-events:none;
  background:
    radial-gradient(700px 380px at 78% -12%, rgba(59,130,246,.10), transparent 62%),
    radial-gradient(520px 320px at 12% -6%, rgba(56,189,248,.05), transparent 58%);
}
body::after{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none; opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.016) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.016) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 45% at 50% 0%,black 20%,transparent 70%);
}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
::selection{background:rgba(59,130,246,.4)}

/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(5,6,10,.72);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:-.02em}
.logo .mark{width:28px;height:28px;border-radius:8px;background:var(--grad);display:grid;place-items:center;box-shadow:0 4px 18px rgba(59,130,246,.45)}
.logo .mark svg{width:16px;height:16px}
.nav-links{display:flex;gap:26px;font-size:14px;color:var(--muted)}
.nav-links a:hover{color:var(--text)}
@media(max-width:760px){.nav-links{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:600;font-size:15px;
  padding:12px 22px;border-radius:11px;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 28px rgba(59,130,246,.38)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 34px rgba(59,130,246,.5)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line2);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-lg{padding:15px 30px;font-size:16px;border-radius:13px}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:9px}

/* hero */
.hero{padding:104px 0 72px;text-align:center;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  color:#93c5fd;background:rgba(59,130,246,.12);border:1px solid rgba(59,130,246,.35);padding:7px 14px;border-radius:999px;margin-bottom:26px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 10px var(--good);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}
h1{font-size:clamp(40px,6.4vw,72px);line-height:1.04;letter-spacing:-.035em;font-weight:800}
h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{max-width:640px;margin:22px auto 0;font-size:19px;color:var(--muted)}
.audit-box{max-width:620px;margin:40px auto 0;background:var(--panel);border:1px solid var(--line2);border-radius:18px;padding:10px;
  box-shadow:0 24px 80px rgba(0,0,0,.5),0 0 0 1px rgba(59,130,246,.12),0 0 60px rgba(59,130,246,.10)}
.audit-row{display:flex;gap:10px}
@media(max-width:560px){.audit-row{flex-direction:column}}
.audit-box input{flex:1;min-width:0;background:var(--bg2);border:1px solid var(--line);border-radius:11px;padding:14px 16px;color:var(--text);font:inherit;font-size:15px;outline:none;transition:border .15s}
.audit-box input:focus{border-color:var(--acc)}
.audit-box input::placeholder{color:var(--dim)}
.audit-meta{display:flex;justify-content:center;gap:18px;margin-top:14px;font-size:12.5px;color:var(--dim);flex-wrap:wrap}
.audit-meta span{display:inline-flex;align-items:center;gap:6px}
.audit-meta .tick{color:var(--good)}
.audit-err{color:var(--bad);font-size:13.5px;margin-top:10px;min-height:18px}

/* social proof */
.proof{padding:34px 0 10px;text-align:center}
.proof .label{font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:20px}
.logos{display:flex;justify-content:center;gap:44px;flex-wrap:wrap;opacity:.75}
.logos span{font-weight:700;font-size:17px;letter-spacing:-.01em;color:#c6cbdd;filter:grayscale(1)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:56px}
@media(max-width:700px){.stats{grid-template-columns:1fr}}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px;text-align:center}
.stat .n{font-size:34px;font-weight:800;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .l{color:var(--muted);font-size:14px;margin-top:6px}

/* sections */
section{padding:88px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 54px}
h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.03em;line-height:1.12;font-weight:800}
.sec-head p{color:var(--muted);font-size:17px;margin-top:14px}
.kicker{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#93c5fd;margin-bottom:14px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px;position:relative;overflow:hidden}
.step::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);opacity:.6}
.step .num{font-size:13px;font-weight:800;color:var(--acc2);letter-spacing:.1em}
.step h3{font-size:19px;margin:12px 0 8px;letter-spacing:-.01em}
.step p{color:var(--muted);font-size:14.5px}

/* features */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:border .2s,transform .2s}
.card:hover{border-color:var(--line2);transform:translateY(-2px)}
.card .ico{width:42px;height:42px;border-radius:11px;background:rgba(59,130,246,.14);border:1px solid rgba(59,130,246,.3);display:grid;place-items:center;margin-bottom:18px;font-size:20px}
.card h3{font-size:17px;letter-spacing:-.01em;margin-bottom:8px}
.card p{color:var(--muted);font-size:14.5px}

/* ai era band */
.band{background:linear-gradient(180deg,rgba(59,130,246,.08),rgba(56,189,248,.05));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.quote{font-size:clamp(22px,3vw,32px);line-height:1.35;letter-spacing:-.02em;font-weight:700;max-width:860px;margin:0 auto;text-align:center}
.quote .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.quote-src{text-align:center;color:var(--dim);font-size:14px;margin-top:18px}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
@media(max-width:900px){.plans{grid-template-columns:1fr}}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:34px 30px;display:flex;flex-direction:column;position:relative}
.plan.hot{border-color:rgba(59,130,246,.55);background:linear-gradient(180deg,rgba(59,130,246,.10),var(--panel) 40%);box-shadow:0 20px 60px rgba(59,130,246,.18)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12px;font-weight:700;padding:5px 14px;border-radius:999px;letter-spacing:.04em}
.plan h3{font-size:19px}
.plan .price{font-size:44px;font-weight:800;letter-spacing:-.03em;margin:14px 0 2px}
.plan .price small{font-size:15px;color:var(--muted);font-weight:500}
.plan .desc{color:var(--muted);font-size:14px;margin-bottom:20px}
.plan ul{list-style:none;margin:0 0 26px;flex:1}
.plan li{font-size:14.5px;color:#c9cede;padding:7px 0 7px 26px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--good);font-weight:700}

/* testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.quotes{grid-template-columns:1fr}}
.tq{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.tq p{font-size:15px;color:#d4d8e6}
.tq .who{display:flex;align-items:center;gap:12px;margin-top:20px}
.tq .av{width:40px;height:40px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:700;font-size:14px;color:#fff}
.tq .nm{font-size:14px;font-weight:600}
.tq .rl{font-size:12.5px;color:var(--dim)}

/* faq */
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:20px 24px}
.faq summary{cursor:pointer;font-weight:600;font-size:15.5px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--acc2);font-size:20px;font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);font-size:14.5px;margin-top:12px}

/* final cta */
.cta-final{text-align:center;background:radial-gradient(600px 300px at 50% 0%,rgba(59,130,246,.22),transparent 70%);border-top:1px solid var(--line)}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--dim);font-size:13.5px}
footer .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* results */
#results{display:none;padding:40px 0 90px}
#results.show{display:block}
.score-card{max-width:760px;margin:0 auto;background:var(--panel);border:1px solid var(--line2);border-radius:20px;padding:40px;box-shadow:0 30px 90px rgba(0,0,0,.5)}
.score-top{display:flex;gap:30px;align-items:center;flex-wrap:wrap}
.dial{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;position:relative}
.dial .inner{width:118px;height:118px;border-radius:50%;background:var(--panel);display:grid;place-items:center;text-align:center}
.dial .inner .n{font-size:42px;font-weight:800;letter-spacing:-.03em;line-height:1}
.dial .inner .of{font-size:11px;color:var(--dim);letter-spacing:.1em}
.grade{font-size:15px;font-weight:700;margin-top:4px}
.score-top h2{font-size:26px}
.score-top .dom{color:var(--muted);font-size:15px;margin-top:4px}
.checks{margin-top:30px;display:grid;gap:10px}
.chk{display:flex;gap:14px;align-items:flex-start;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.chk .st{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;flex-shrink:0;margin-top:2px}
.chk.pass .st{background:rgba(52,211,153,.15);color:var(--good);border:1px solid rgba(52,211,153,.4)}
.chk.warn .st{background:rgba(251,191,36,.12);color:var(--warn);border:1px solid rgba(251,191,36,.4)}
.chk.fail .st{background:rgba(248,113,113,.12);color:var(--bad);border:1px solid rgba(248,113,113,.4)}
.chk .t{font-weight:600;font-size:15px}
.chk .d{color:var(--muted);font-size:13.5px;margin-top:3px}
.chk .fix{margin-top:8px;font-size:13px;color:#93c5fd;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25);border-radius:8px;padding:8px 12px;font-family:ui-monospace,Consolas,monospace;white-space:pre-wrap;word-break:break-all}
.unlock{margin-top:30px;text-align:center;background:linear-gradient(180deg,rgba(59,130,246,.12),transparent);border:1px solid rgba(59,130,246,.35);border-radius:14px;padding:24px}
.unlock h3{font-size:18px;margin-bottom:6px}
.unlock p{color:var(--muted);font-size:14px;margin-bottom:16px}
.spinner{display:inline-block;width:18px;height:18px;border:2px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;vertical-align:-3px;margin-right:8px}
@keyframes spin{to{transform:rotate(360deg)}}

/* pro dashboard */
.dash{padding:50px 0 90px}
.dash-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:30px}
.dash-head h1{font-size:30px;letter-spacing:-.03em}
.hist{display:grid;gap:12px}
.hist-row{display:flex;justify-content:space-between;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 20px;font-size:14.5px}
.hist-row .s{font-weight:800;font-size:18px}
.hist-row .when{color:var(--dim);font-size:13px}
.pill{font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.pill.pro{background:rgba(52,211,153,.14);color:var(--good);border:1px solid rgba(52,211,153,.4)}
.pill.free{background:rgba(251,191,36,.12);color:var(--warn);border:1px solid rgba(251,191,36,.4)}