*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#262626;--accent:#facc15;
  --bg:#fafafa;--bg-alt:#ffffff;
  --text:#0a0a0a;--muted:#525252;
  --card:#ffffff;--border:#262626;
  --radius:0;
}
html{scroll-behavior:smooth}
body{font-family:'Geist Mono',system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:16px}
h1,h2,h3,h4{font-family:'Geist',sans-serif;color:var(--text);line-height:1.2}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.reveal{opacity:0;transform:translateY(20px);transition:.6s ease-out}
.reveal.on{opacity:1;transform:none}

.header{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:2px solid var(--primary)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:'Geist',sans-serif;font-weight:700;font-size:22px;color:var(--primary);display:flex;align-items:center;gap:10px;letter-spacing:-.04em}
.logo .frame{width:26px;height:26px;border:2px solid var(--primary);position:relative;display:inline-block}
.logo .frame::after{content:'';position:absolute;inset:4px;border:2px solid var(--accent);pointer-events:none}
.nav-links{display:flex;gap:0;align-items:center;border-left:2px solid var(--primary)}
.nav-links a{font-family:'Geist Mono',monospace;font-size:13px;color:var(--text);font-weight:500;padding:8px 18px;border-right:2px solid var(--primary);letter-spacing:-.01em}
.nav-links a:hover{background:var(--bg-alt)}
.nav-links a.nav-cta{background:var(--accent);color:#000 !important;padding:11px 22px;border-radius:0;font-weight:700;font-size:13px;font-family:'Geist',sans-serif;letter-spacing:-.01em;border-right:2px solid var(--primary)}
.nav-links a.nav-cta:hover{background:var(--primary);color:var(--accent) !important}
.burger{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:22px;height:2px;background:var(--primary)}
@media(max-width:860px){.nav-links{display:none}.burger{display:flex}}
.mob-nav{display:none;background:#fff;padding:16px 24px;border-top:2px solid var(--primary)}
.mob-nav.on{display:block}
.mob-nav a{display:block;padding:10px 0;font-family:'Geist',sans-serif;font-size:14px;border-bottom:1px solid var(--border)}

/* hero — sharp frame */
.hero{padding:80px 0 70px;position:relative;background:var(--bg)}
.hero::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(38,38,38,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(38,38,38,.05) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);
  pointer-events:none
}
.hero-inner{position:relative;max-width:980px;margin:0 auto;text-align:center;border:2px solid var(--primary);padding:64px 50px;background:var(--bg-alt)}
.hero-inner::before,.hero-inner::after{content:'';position:absolute;width:20px;height:20px;background:var(--accent);pointer-events:none}
.hero-inner::before{top:-12px;left:-12px;border:2px solid var(--primary)}
.hero-inner::after{bottom:-12px;right:-12px;border:2px solid var(--primary)}
.kick{display:inline-block;font-family:'Geist Mono',monospace;font-weight:500;font-size:12px;padding:6px 14px;background:var(--accent);color:#000;margin-bottom:24px;letter-spacing:-.01em}
h1.htitle{font-family:'Geist',sans-serif;font-size:66px;font-weight:700;color:var(--primary);line-height:1.04;letter-spacing:-.05em;margin-bottom:22px}
h1.htitle em{color:var(--accent);font-style:normal;background:var(--primary);padding:0 12px}
.hdesc{font-size:17px;color:var(--text);max-width:640px;margin:0 auto 32px;line-height:1.7;font-family:'Geist',sans-serif}
.hcta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:36px}
.btn{padding:14px 32px;font-family:'Geist',sans-serif;font-weight:700;font-size:14px;cursor:pointer;border:2px solid var(--primary);display:inline-block;transition:.16s;background:#fff;color:var(--primary);letter-spacing:-.01em}
.btn-a{background:var(--primary);color:var(--accent)}
.btn-a:hover{background:var(--accent);color:var(--primary)}
.btn-b{background:#fff;color:var(--primary)}
.btn-b:hover{background:var(--primary);color:#fff}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:2px solid var(--primary);margin-top:28px}
.trust-i{padding:18px;border-right:2px solid var(--primary);background:#fff}
.trust-i:last-child{border-right:0}
.trust-i:nth-child(2n){background:var(--bg-alt)}
.trust-i b{font-family:'Geist',sans-serif;font-size:24px;color:var(--primary);font-weight:700;display:block;letter-spacing:-.04em}
.trust-i span{font-family:'Geist Mono',monospace;font-size:10px;color:var(--text);letter-spacing:-.01em;margin-top:6px;display:block;text-transform:lowercase}
@media(max-width:860px){.hero-inner{padding:40px 24px}h1.htitle{font-size:38px}.trust{grid-template-columns:repeat(2,1fr)}.trust-i:nth-child(2){border-right:0}.trust-i:nth-child(1),.trust-i:nth-child(2){border-bottom:2px solid var(--primary)}}

/* features */
.sec{padding:96px 0;background:var(--bg-alt);border-top:2px solid var(--primary);border-bottom:2px solid var(--primary)}
.sec-plain{padding:96px 0}
.shead{margin-bottom:54px}
.shead .small{display:inline-block;font-family:'Geist Mono',monospace;color:var(--primary);background:var(--accent);font-size:11px;padding:5px 12px;letter-spacing:-.01em;margin-bottom:14px;font-weight:500}
.shead h2{font-family:'Geist',sans-serif;font-size:52px;font-weight:700;color:var(--primary);letter-spacing:-.05em;margin-bottom:14px}
.shead h2 em{color:var(--accent);font-style:normal;background:var(--primary);padding:0 10px}
.shead p{color:var(--muted);font-size:17px;max-width:620px;line-height:1.7;font-family:'Geist',sans-serif}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--primary);border-left:2px solid var(--primary)}
.fcard{background:#fff;border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);padding:30px 26px;transition:.16s}
.fcard:hover{background:var(--accent)}
.fcard .num{font-family:'Geist Mono',monospace;font-size:12px;color:var(--primary);margin-bottom:14px;font-weight:500;letter-spacing:-.01em}
.fcard h3{font-family:'Geist',sans-serif;font-size:18px;font-weight:700;margin-bottom:10px;color:var(--primary);letter-spacing:-.03em}
.fcard p{color:var(--text);font-size:14.5px;line-height:1.65;font-family:'Geist',sans-serif}
@media(max-width:980px){.grid4{grid-template-columns:repeat(2,1fr)}.shead h2{font-size:36px}}
@media(max-width:560px){.grid4{grid-template-columns:1fr}}

/* advantages — manifest */
.adv-doc{margin-top:30px;border:2px solid var(--primary);background:#fff}
.adv-row{display:grid;grid-template-columns:80px 1fr;border-bottom:2px solid var(--primary);align-items:stretch}
.adv-row:last-child{border-bottom:0}
.adv-row:hover{background:var(--bg-alt)}
.adv-row .ai-n{padding:22px 0;font-family:'Geist Mono',monospace;font-size:18px;color:var(--accent);text-align:center;border-right:2px solid var(--primary);background:var(--primary);font-weight:500;display:flex;align-items:center;justify-content:center;letter-spacing:-.01em}
.adv-row .ai-c{padding:22px 26px}
.adv-row .ai-c h4{font-family:'Geist',sans-serif;font-size:18px;color:var(--primary);font-weight:700;margin-bottom:6px;letter-spacing:-.03em}
.adv-row .ai-c p{color:var(--text);font-size:14.5px;line-height:1.65;font-family:'Geist',sans-serif}

/* platforms */
.plat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border-top:2px solid var(--primary);border-left:2px solid var(--primary);margin-top:36px}
.plat{background:#fff;border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);padding:24px 14px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;color:inherit;transition:.16s}
.plat:hover{background:var(--primary);color:var(--accent)}
.plat:hover .pico{color:var(--accent)}
.plat .pico{width:32px;height:32px;color:var(--primary)}
.plat .pn{font-family:'Geist Mono',monospace;font-size:12px;font-weight:500;letter-spacing:-.01em}
@media(max-width:860px){.plat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:480px){.plat-grid{grid-template-columns:repeat(2,1fr)}}

/* CTA */
.ctab{padding:0;background:var(--primary);border-top:2px solid var(--primary)}
.ctab-card{padding:64px 50px;text-align:center;color:#fff;position:relative}
.ctab-card .pre{font-family:'Geist Mono',monospace;font-size:12px;color:var(--accent);margin-bottom:14px;font-weight:500;letter-spacing:-.01em}
.ctab-card h2{font-family:'Geist',sans-serif;color:#fff;font-size:52px;font-weight:700;margin-bottom:16px;letter-spacing:-.05em}
.ctab-card h2 em{color:var(--accent);font-style:normal}
.ctab-card p{color:rgba(255,255,255,.75);margin-bottom:30px;max-width:540px;margin-left:auto;margin-right:auto;font-size:16px;font-family:'Geist',sans-serif}
.ctab-card .btn-a{background:var(--accent);color:#000;border-color:var(--accent)}
.ctab-card .btn-a:hover{background:#fff;border-color:#fff}

/* FAQ */
.faq-list{max-width:820px;margin:36px 0 0;border:2px solid var(--primary)}
.faq-item{border-bottom:2px solid var(--primary);padding:0;background:#fff}
.faq-item:last-child{border-bottom:0}
.faq-q{padding:22px 26px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:'Geist',sans-serif;font-weight:700;font-size:17px;letter-spacing:-.02em;list-style:none;color:var(--primary)}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:'+';font-family:'Geist Mono',monospace;font-size:26px;color:var(--accent);transition:.2s;font-weight:500;background:var(--primary);padding:0 10px}
.faq-item[open] .faq-q{background:var(--bg-alt)}
.faq-item[open] .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:18px 26px;color:var(--text);font-size:15px;line-height:1.7;border-top:2px solid var(--primary);font-family:'Geist',sans-serif}

/* footer */
.footer{padding:54px 0 28px;background:var(--primary);color:rgba(255,255,255,.7);border-top:4px solid var(--accent)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:30px}
.footer h4{font-family:'Geist',sans-serif;color:var(--accent);font-size:18px;font-weight:700;margin-bottom:14px;letter-spacing:-.02em}
.footer a{display:block;color:rgba(255,255,255,.65);font-size:14px;padding:4px 0;font-family:'Geist',sans-serif}
.footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-family:'Geist Mono',monospace;font-size:12px;color:rgba(255,255,255,.5);letter-spacing:-.01em;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr;gap:24px}}

/* steps */
.steps{padding:60px 0}
.step{background:#fff;border:2px solid var(--primary);padding:32px;margin-bottom:18px;display:grid;grid-template-columns:80px 1fr;gap:28px}
.step-n{width:64px;height:64px;background:var(--primary);color:var(--accent);display:flex;align-items:center;justify-content:center;font-family:'Geist',sans-serif;font-weight:700;font-size:28px;letter-spacing:-.04em}
.step h3{font-family:'Geist',sans-serif;font-size:22px;margin-bottom:8px;font-weight:700;color:var(--primary);letter-spacing:-.03em}
.step p{color:var(--text);font-size:15px;line-height:1.7;margin-bottom:14px;font-family:'Geist',sans-serif}
.after-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:24px;border:2px solid var(--primary)}
.after-card{background:#fff;border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);padding:22px}
.after-card:nth-child(2n){border-right:0}
.after-card:nth-last-child(-n+2){border-bottom:0}
.after-card h4{font-family:'Geist',sans-serif;font-size:16px;margin-bottom:6px;font-weight:700;color:var(--primary);letter-spacing:-.03em}
.after-card p{color:var(--text);font-size:14px;font-family:'Geist',sans-serif}
@media(max-width:680px){.after-grid{grid-template-columns:1fr}.step{grid-template-columns:1fr}.after-card:nth-child(2n){border-right:2px solid var(--primary)}.after-card{border-bottom:2px solid var(--primary)}}