:root{--bg:#0b0f14;--panel:#121821;--panel2:#0f141b;--line:#22303c;--text:#e6edf3;--muted:#8b98a5;--cyan:#1ED6C6;--cyan2:#0e8e85}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:var(--cyan);text-decoration:none}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,15,20,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{max-width:1080px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-weight:800;font-size:20px;color:var(--cyan);letter-spacing:.3px}
.nav-logo b{color:var(--text)}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{color:var(--muted);font-size:14px}
.nav-links a:hover{color:var(--text)}
.nav-cta{background:var(--cyan);color:#04201d!important;padding:8px 16px;border-radius:8px;font-weight:800}
@media(max-width:640px){.nav-links a:not(.nav-cta){display:none}}

/* hero */
.hero{max-width:760px;margin:0 auto;padding:72px 20px 56px;text-align:center}
.hero-badge{display:inline-block;background:rgba(30,214,198,.1);border:1px solid rgba(30,214,198,.3);color:var(--cyan);font-size:12.5px;font-weight:600;padding:5px 14px;border-radius:20px;margin-bottom:22px}
h1{font-size:44px;line-height:1.12;margin:0 0 16px;letter-spacing:-.6px}
.sub{color:var(--muted);font-size:18px;max-width:580px;margin:0 auto 28px}
.scan-form{display:flex;gap:10px;max-width:520px;margin:0 auto;flex-wrap:wrap}
.scan-form input{flex:1;min-width:220px;background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:15px 16px;font-size:16px}
.scan-form input:focus{outline:none;border-color:var(--cyan)}
.scan-form button{background:var(--cyan);color:#04201d;border:0;border-radius:10px;padding:15px 26px;font-size:16px;font-weight:800;cursor:pointer}
.scan-form button:disabled{opacity:.6;cursor:default}
.status{color:var(--muted);margin-top:18px;min-height:22px}
.hero-trust{color:var(--muted);font-size:13px;margin-top:18px}
.brand{font-weight:800;color:var(--cyan);font-size:24px;margin-bottom:24px}
.brand b{color:var(--text)}
.feats{list-style:none;padding:0;margin:30px 0 0;display:flex;gap:22px;justify-content:center;flex-wrap:wrap;color:var(--muted);font-size:14px}
.feats li::before{content:"\2713 ";color:var(--cyan);font-weight:800}
.spinner{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--cyan);border-radius:50%;margin:28px auto 0;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* sections */
.section{max-width:1080px;margin:0 auto;padding:54px 20px}
.section.alt{background:var(--panel2);max-width:none}
.section.alt>*{max-width:1080px;margin-left:auto;margin-right:auto}
.sec-title{text-align:center;font-size:30px;margin:0 0 6px;letter-spacing:-.4px}
.sec-sub{text-align:center;color:var(--muted);margin:0 auto 30px;max-width:560px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.card-ic{font-size:26px;margin-bottom:10px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.step{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;position:relative}
.step-n{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--cyan);color:#04201d;font-weight:800;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:18px}
.step p{margin:0;color:var(--muted);font-size:14.5px}
.band{background:linear-gradient(120deg,rgba(30,214,198,.12),rgba(30,214,198,.03));border-top:1px solid var(--line);border-bottom:1px solid var(--line);text-align:center;padding:56px 20px}
.band h2{font-size:28px;max-width:760px;margin:0 auto 12px;letter-spacing:-.4px}
.band p{color:var(--muted);max-width:620px;margin:0 auto;font-size:16px}
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:4px 18px;margin:10px 0}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--cyan);font-weight:800}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin:0 0 14px;color:var(--muted)}
.cta-final{text-align:center;margin-top:40px}
.cta-final h3{font-size:22px;margin:0 0 16px}
.cta-btn{display:inline-block;background:var(--cyan);color:#04201d;padding:14px 30px;border-radius:10px;font-weight:800}

/* footer */
.site-foot{border-top:1px solid var(--line);background:var(--panel2);margin-top:20px}
.foot-in{max-width:1080px;margin:0 auto;padding:34px 20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px}
.fb-logo{font-weight:800;color:var(--cyan);font-size:20px}
.fb-logo b{color:var(--text)}
.fb-sub{display:block;color:var(--muted);font-size:13px;margin-top:4px}
.foot-links{display:flex;gap:20px;flex-wrap:wrap;align-items:center}
.foot-links a{color:var(--muted);font-size:14px}
.foot-links a:hover{color:var(--text)}
.foot-bottom{border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:12.5px;padding:16px}

@media(max-width:640px){h1{font-size:34px}.sec-title{font-size:24px}.band h2{font-size:22px}}