:root{--ink:#14181d;--steel:#2b3440;--gold:#f5a300;--alt:#f2f4f6;--line:#d9dee3}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);line-height:1.6}
a{color:inherit}.wrap{max-width:1180px;margin:auto;padding:0 20px}
.topbar{background:var(--ink);color:#cbd2d9;font-size:13px;padding:6px 0}.topbar .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px}
.site-header{position:sticky;top:0;background:#fff;border-bottom:3px solid var(--gold);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:baseline;gap:6px;text-decoration:none}.brand img{height:42px;align-self:center}
.brand b{font-size:24px;letter-spacing:2px}.brand small{color:var(--gold);font-weight:700;text-transform:uppercase;letter-spacing:2px}
.logo-ph{width:40px;height:40px;background:var(--ink);color:var(--gold);display:grid;place-items:center;font-weight:800;align-self:center}
nav{display:flex;align-items:center;gap:20px}nav a:not(.btn){text-decoration:none;font-weight:600;font-size:14px}nav a:not(.btn):hover{color:var(--gold)}
.burger{display:none;background:none;border:0;padding:10px}.burger span{display:block;width:26px;height:3px;background:var(--ink);margin:5px 0}
.btn{display:inline-block;background:var(--gold);color:#111;font-weight:700;padding:13px 22px;border:0;border-radius:3px;text-decoration:none;cursor:pointer;font-size:15px;min-height:44px}
.btn.dark{background:var(--ink);color:#fff}.btn.wa{background:#25d366;color:#0b2e13}.btn.sm{padding:9px 14px;font-size:13px;min-height:40px}
.hero{background:linear-gradient(120deg,#0f1317,#2b3440);color:#fff;padding:80px 0}
.hero-in,.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
h1{font-size:clamp(32px,5vw,50px);line-height:1.15;margin:.2em 0}h2{font-size:clamp(26px,3.5vw,36px);margin:.2em 0 .5em}
.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:2px;font-weight:700;font-size:13px;margin:0}
.lead{color:#cfd6dd;font-size:18px}.cta,.pbtn{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.ph{background:repeating-linear-gradient(45deg,#e8ebee,#e8ebee 12px,#dfe3e7 12px,#dfe3e7 24px);border:2px dashed #9aa5b1;color:#4a5560;display:grid;place-items:center;text-align:center;padding:20px;min-height:180px;font-size:14px}
.ph.big{min-height:340px}.dark .ph,.hero .ph{background:#232b34;border-color:#55616d;color:#aab4be}
.strip{background:var(--gold)}.strip .grid4{padding:18px 20px}.strip b{display:block}.strip span{font-size:14px}
section{padding:72px 0}.alt{background:var(--alt)}.dark{background:var(--steel);color:#fff}.dark .card{background:#232b34;border-color:#3a4552;color:#fff}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.card{border:1px solid var(--line);border-top:4px solid var(--gold);padding:20px;background:#fff}.card h4{margin:0 0 6px}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:24px}
.pcard{background:#fff;border:1px solid var(--line);padding:16px}.pcard h3{margin:14px 0 4px}
dl{display:grid;grid-template-columns:110px 1fr;gap:4px 10px;font-size:14px}dt{font-weight:700}dd{margin:0}
.src{font-size:13px;color:#6b7683;font-style:italic;margin-top:18px}.dark .src{color:#aab4be}.sub{color:#5b6672}
.docs{display:grid;gap:14px}.doc{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);padding:18px}.doc h4{margin:0}.doc p{margin:4px 0 0;font-size:14px}
form{background:#fff;color:var(--ink);padding:26px;border-radius:4px}label{display:block;font-weight:600;font-size:14px;margin-bottom:12px}
input,textarea{width:100%;padding:11px;border:1px solid #b9c1c9;border-radius:3px;font:inherit;margin-top:4px}.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.err{color:#c0281c;font-size:14px;min-height:20px;margin:0}.err.ok{color:#1b7a34}
footer{background:#0f1317;color:#b6bfc8;padding-top:56px}.fgrid{display:grid;grid-template-columns:1.3fr 1fr 1.4fr 1.2fr;gap:30px}
footer h5{color:#fff;margin:0 0 10px;text-transform:uppercase;letter-spacing:1px}footer a{display:block;text-decoration:none;margin:4px 0;font-size:14px}footer a:hover{color:var(--gold)}footer .brand b{color:#fff}footer p{font-size:14px}
.copy{border-top:1px solid #2a323b;margin-top:34px;padding:16px 20px;text-align:center;font-size:13px}
.float-wa{position:fixed;right:16px;bottom:16px;background:#25d366;color:#0b2e13;font-weight:700;padding:14px 18px;border-radius:40px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.3);z-index:60}
@media(max-width:900px){.hero-in,.two,.prod-grid,.cards3,.fgrid,.row{grid-template-columns:1fr}.grid4{grid-template-columns:1fr 1fr}
.burger{display:block}nav{position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:14px 20px;display:none;border-bottom:3px solid var(--gold)}nav.open{display:flex}nav a{padding:8px 0}.topbar .wrap{justify-content:center}}
.demo{background:#fff3cd;color:#664d03;font-size:12.5px;text-align:center;padding:5px 10px}
nav a.on:not(.btn){color:var(--gold)}.phero{background:linear-gradient(120deg,#0f1317,#2b3440);color:#fff;padding:64px 0}
.pcard img,.rimg{width:100%;display:block;aspect-ratio:8/5;object-fit:cover}.pcard.mini{text-decoration:none;display:block}.pcard.mini h3{font-size:17px}
.cards3.one{grid-template-columns:1fr}.prod-grid section,.two .cards3{margin-top:0}