*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#0f172a;--accent:#60a5fa;
  --bg:#f8fafc;--bg-alt:#eff6ff;
  --text:#0f172a;--muted:#475569;
  --card:#ffffff;--border:#bfdbfe;
  --radius:8px;
}
html{scroll-behavior:smooth}
body{font-family:'Mulish',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:'Archivo',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:rgba(248,250,252,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:'Archivo',sans-serif;font-weight:800;font-size:22px;color:var(--primary);display:flex;align-items:center;gap:10px;letter-spacing:-.04em}
.logo .grid{width:26px;height:26px;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:1px;background:var(--primary);padding:2px}
.logo .grid div{background:var(--accent)}
.logo .grid div:nth-child(2),.logo .grid div:nth-child(3){background:#fff}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-family:'Mulish',sans-serif;font-size:14px;color:var(--muted);font-weight:600}
.nav-links a:hover{color:var(--primary)}
.nav-links a.nav-cta{background:var(--accent);color:#000 !important;padding:10px 22px;border-radius:8px;font-weight:700;font-size:14px;font-family:'Archivo',sans-serif;letter-spacing:-.01em}
.nav-links a.nav-cta:hover{background:var(--primary);color:#fff !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(--text)}
@media(max-width:860px){.nav-links{display:none}.burger{display:flex}}
.mob-nav{display:none;background:#fff;padding:16px 24px;border-top:1px solid var(--border)}
.mob-nav.on{display:block}
.mob-nav a{display:block;padding:10px 0;font-size:15px;border-bottom:1px solid var(--border)}

/* hero — blueprint grid */
.hero{padding:88px 0 70px;position:relative;overflow:hidden;background:var(--bg)}
.hero::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(96,165,250,.1) 1px,transparent 1px),
    linear-gradient(90deg,rgba(96,165,250,.1) 1px,transparent 1px);
  background-size:32px 32px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  pointer-events:none
}
.hero-inner{position:relative;text-align:center;max-width:880px;margin:0 auto}
.kick{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--primary);font-family:'Archivo',sans-serif;font-weight:700;font-size:12px;padding:7px 16px;border-radius:6px;margin-bottom:24px;border:1px solid var(--border);box-shadow:0 4px 12px -4px rgba(15,23,42,.08);letter-spacing:.04em;text-transform:uppercase}
.kick::before{content:'';width:6px;height:6px;background:var(--accent);box-shadow:0 0 0 3px rgba(96,165,250,.3)}
h1.htitle{font-family:'Archivo',sans-serif;font-size:68px;font-weight:800;color:var(--primary);line-height:1.04;letter-spacing:-.04em;margin-bottom:24px}
h1.htitle em{color:var(--accent);font-style:normal}
.hdesc{font-size:18px;color:var(--muted);max-width:640px;margin:0 auto 36px;line-height:1.7;font-family:'Mulish',sans-serif}
.hcta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.btn{padding:14px 30px;border-radius:8px;font-weight:700;font-size:14px;cursor:pointer;border:0;display:inline-block;transition:.18s;font-family:'Archivo',sans-serif;letter-spacing:-.01em}
.btn-a{background:var(--primary);color:#fff}
.btn-a:hover{background:var(--accent);color:var(--primary);transform:translateY(-1px)}
.btn-b{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.btn-b:hover{background:var(--primary);color:#fff}
.trust{display:flex;gap:24px;flex-wrap:wrap;font-family:'Mulish',sans-serif;font-size:13px;color:var(--muted);justify-content:center}
.trust b{color:var(--primary);font-weight:800;font-family:'Archivo',sans-serif}

/* features */
.sec{padding:96px 0;background:var(--bg-alt)}
.sec-plain{padding:96px 0}
.shead{margin-bottom:60px}
.shead .small{display:inline-block;background:var(--primary);color:var(--accent);font-family:'Archivo',sans-serif;font-size:11px;padding:5px 12px;border-radius:4px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;margin-bottom:16px}
.shead h2{font-family:'Archivo',sans-serif;font-size:48px;font-weight:800;color:var(--primary);letter-spacing:-.04em;margin-bottom:14px}
.shead h2 em{color:var(--accent);font-style:normal}
.shead p{color:var(--muted);font-size:17px;max-width:620px;line-height:1.7;font-family:'Mulish',sans-serif}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.fcard{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:30px 26px;transition:.18s;position:relative}
.fcard::before{content:'';position:absolute;top:14px;right:14px;width:24px;height:24px;border-top:2px solid var(--accent);border-right:2px solid var(--accent);opacity:0;transition:.2s}
.fcard:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:0 12px 28px -10px rgba(15,23,42,.12)}
.fcard:hover::before{opacity:1}
.fcard .num{font-family:'Archivo',sans-serif;font-size:36px;color:var(--accent);font-weight:800;letter-spacing:-.04em;margin-bottom:14px;line-height:.85}
.fcard h3{font-family:'Archivo',sans-serif;font-size:17px;font-weight:800;color:var(--primary);margin-bottom:10px;letter-spacing:-.02em}
.fcard p{color:var(--muted);font-size:14.5px;line-height:1.7;font-family:'Mulish',sans-serif}
@media(max-width:980px){.grid4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid4{grid-template-columns:1fr}}

/* dimensions advantages */
.dims{margin-top:40px;display:grid;gap:16px}
.dim-row{display:grid;grid-template-columns:48px 1fr 110px;gap:24px;background:var(--card);border:1px solid var(--border);border-radius:8px;padding:22px 26px;transition:.18s;align-items:center;position:relative}
.dim-row::after{content:'';position:absolute;right:24px;top:50%;width:6px;height:6px;background:var(--accent);border-radius:50%;transform:translateY(-50%);opacity:0;transition:.2s}
.dim-row:hover{border-color:var(--accent)}
.dim-row:hover::after{opacity:1}
.dim-row .n{font-family:'Archivo',sans-serif;font-size:28px;color:var(--accent);font-weight:800;letter-spacing:-.04em;line-height:1}
.dim-row .ai-c h4{font-family:'Archivo',sans-serif;font-size:18px;color:var(--primary);font-weight:800;margin-bottom:4px;letter-spacing:-.02em}
.dim-row .ai-c p{color:var(--muted);font-size:14px;line-height:1.65;font-family:'Mulish',sans-serif}
.dim-row .val{font-family:'Archivo',sans-serif;font-size:14px;color:var(--primary);font-weight:700;text-align:right}
@media(max-width:680px){.dim-row{grid-template-columns:48px 1fr;gap:16px}.dim-row .val{display:none}}

/* platforms */
.plat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.plat{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:22px 14px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;color:inherit;transition:.18s}
.plat:hover{border-color:var(--accent);transform:translateY(-2px)}
.plat .pico{width:32px;height:32px;color:var(--primary)}
.plat .pn{font-family:'Archivo',sans-serif;font-size:13px;font-weight:700;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:80px 0}
.ctab-card{background:var(--primary);color:#fff;border-radius:14px;padding:60px 48px;text-align:center;position:relative;overflow:hidden}
.ctab-card::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(96,165,250,.18) 1px,transparent 1px),
    linear-gradient(90deg,rgba(96,165,250,.18) 1px,transparent 1px);
  background-size:32px 32px;opacity:.5;pointer-events:none
}
.ctab-card .pre{display:inline-block;background:var(--accent);color:var(--primary);font-family:'Archivo',sans-serif;font-size:11px;padding:5px 12px;border-radius:4px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;margin-bottom:18px;position:relative}
.ctab-card h2{font-family:'Archivo',sans-serif;color:#fff;font-size:42px;font-weight:800;margin-bottom:14px;letter-spacing:-.04em;position:relative}
.ctab-card h2 em{color:var(--accent);font-style:normal}
.ctab-card p{color:rgba(255,255,255,.82);margin-bottom:28px;max-width:540px;margin-left:auto;margin-right:auto;font-size:16px;position:relative;font-family:'Mulish',sans-serif}
.ctab-card .btn-a{background:var(--accent);color:var(--primary);position:relative}

/* FAQ */
.faq-list{max-width:780px;margin:40px 0 0}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:8px;margin-bottom:10px;padding:0 24px;transition:.18s}
.faq-item[open]{border-color:var(--accent)}
.faq-q{padding:22px 0;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:'Archivo',sans-serif;font-weight:700;font-size:16px;color:var(--primary);list-style:none;letter-spacing:-.02em}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:'+';font-size:22px;color:var(--accent);transition:.2s;font-weight:800}
.faq-item[open] .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 0 22px;color:var(--muted);font-size:15px;line-height:1.7;font-family:'Mulish',sans-serif}

/* footer */
.footer{padding:54px 0 28px;background:var(--primary);color:rgba(255,255,255,.75)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:30px}
.footer h4{font-family:'Archivo',sans-serif;color:var(--accent);font-size:14px;font-weight:800;margin-bottom:14px;text-transform:uppercase;letter-spacing:.04em}
.footer a{display:block;color:rgba(255,255,255,.65);font-size:14px;padding:4px 0;font-family:'Mulish',sans-serif}
.footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:13px;font-family:'Mulish',sans-serif;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:var(--card);border:1px solid var(--border);border-radius:8px;padding:30px;margin-bottom:14px;display:grid;grid-template-columns:56px 1fr;gap:22px;transition:.18s}
.step:hover{border-color:var(--accent)}
.step-n{width:46px;height:46px;border-radius:8px;background:var(--primary);color:var(--accent);display:flex;align-items:center;justify-content:center;font-family:'Archivo',sans-serif;font-weight:800;font-size:22px;border:2px solid var(--accent)}
.step h3{font-family:'Archivo',sans-serif;font-size:20px;margin-bottom:8px;font-weight:800;color:var(--primary);letter-spacing:-.02em}
.step p{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:14px;font-family:'Mulish',sans-serif}
.after-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
.after-card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:20px}
.after-card h4{font-family:'Archivo',sans-serif;font-size:16px;margin-bottom:6px;font-weight:800;color:var(--primary)}
.after-card p{color:var(--muted);font-size:14px;font-family:'Mulish',sans-serif}
@media(max-width:680px){.after-grid{grid-template-columns:1fr}.step{grid-template-columns:1fr}}