:root{--primary:#2563EB;--primary-d:#1D4ED8;--primary-soft:#DBEAFE;--ink:#0F172A;--text:#334155;--muted:#64748B;--line:#E2E8F0;--bg:#F8FAFC;--card:#fff;--accent:#F97316;--ok:#15803D;--bad:#B42318;--radius:16px}
@media(prefers-color-scheme:dark){:root{--ink:#F1F5F9;--text:#CBD5E1;--muted:#94A3B8;--line:#1E293B;--bg:#0B1220;--card:#111A2E;--primary-soft:#172554}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 "DM Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:var(--bg)}
img{max-width:100%}a{color:var(--primary)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:99}.skip:focus{left:8px}
header.top{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.bar img{height:38px;width:auto;display:block}
nav.links{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
nav.links a{color:var(--text);text-decoration:none;padding:10px 12px;border-radius:10px;font-weight:600;font-size:.95rem}nav.links a:hover{background:var(--primary-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 22px;border-radius:12px;border:1.5px solid var(--primary);background:var(--primary);color:#fff;font:inherit;font-weight:700;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--primary-d);border-color:var(--primary-d)}.btn.ghost{background:transparent;color:var(--primary)}.btn.ghost:hover{background:var(--primary-soft)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #93C5FD;outline-offset:2px}
.hero{padding:72px 0 56px;background:radial-gradient(1000px 400px at 85% -10%,var(--primary-soft),transparent),radial-gradient(700px 300px at 0% 0%,color-mix(in srgb,var(--accent) 14%,transparent),transparent)}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;background:var(--primary-soft);color:var(--primary-d);font-weight:700;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;padding:6px 12px;border-radius:999px}
@media(prefers-color-scheme:dark){.eyebrow{color:#BFDBFE}}
h1{font:800 clamp(2rem,4.6vw,3.3rem)/1.1 Poppins,"DM Sans",system-ui,sans-serif;color:var(--ink);margin:14px 0 16px;letter-spacing:-.02em}
h2{font:700 clamp(1.5rem,3vw,2.1rem)/1.2 Poppins,"DM Sans",system-ui,sans-serif;color:var(--ink);margin:0 0 10px}
h3{font-size:1.1rem;color:var(--ink);margin:0 0 6px}
.lead{font-size:1.15rem;max-width:56ch}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 30px rgba(15,23,42,.06)}
.mock{display:grid;gap:10px}.mock .row{display:flex;align-items:center;gap:12px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.dot{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:800;flex:none}
section{padding:64px 0}section.alt{background:var(--card);border-block:1px solid var(--line)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:28px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
section.alt .card{background:var(--bg)}
.tag{display:inline-block;font-size:.78rem;font-weight:700;border-radius:999px;padding:3px 10px;margin-bottom:10px}
.t-s{background:#E0E7FF;color:#3730A3}.t-e{background:#DCFCE7;color:#166534}.t-p{background:#FFEDD5;color:#9A3412}.t-a{background:#F1F5F9;color:#334155}
.flow{display:flex;gap:10px;flex-wrap:wrap;align-items:stretch;margin-top:26px}
.flow .step{flex:1 1 200px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:relative}
.flow .n{font-weight:800;color:var(--primary);font-size:1.4rem}
ul.tick{list-style:none;padding:0;margin:14px 0 0}ul.tick li{padding-left:28px;position:relative;margin:8px 0}ul.tick li:before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:var(--primary-soft);box-shadow:inset 0 0 0 5px var(--primary)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
code,pre{font-family:"Fira Code",ui-monospace,Menlo,Consolas,monospace;font-size:.85rem}pre{background:#0F172A;color:#E2E8F0;border-radius:12px;padding:14px;overflow:auto;margin:14px 0 0}
form.contact{display:grid;gap:16px}.fld label{display:block;font-weight:700;color:var(--ink);margin-bottom:6px;font-size:.95rem}
.fld input,.fld select,.fld textarea{width:100%;min-height:48px;padding:12px 14px;border:1.5px solid #CBD5E1;border-radius:12px;font:inherit;font-size:16px;background:#fff;color:#0F172A}
.fld textarea{min-height:140px;resize:vertical}.fld .err{color:var(--bad);font-size:.88rem;margin-top:4px;min-height:1em}.fld [aria-invalid=true]{border-color:var(--bad)}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.hp{position:absolute;left:-5000px;height:0;overflow:hidden}
.chk{display:flex;gap:10px;align-items:flex-start}.chk input{width:22px;height:22px;margin-top:2px;flex:none}
.status{border-radius:12px;padding:14px 16px;font-weight:600}.status.ok{background:#DCFCE7;color:#14532D}.status.no{background:#FEE2E2;color:#7F1D1D}
footer{padding:36px 0;color:var(--muted);font-size:.92rem;border-top:1px solid var(--line)}footer .wrap{display:flex;gap:16px;justify-content:space-between;flex-wrap:wrap}
@media(max-width:860px){.hero .grid,.two{grid-template-columns:1fr}.g2{grid-template-columns:1fr}nav.links a.hide-s{display:none}section{padding:48px 0}.hero{padding:44px 0 36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* login */
.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(900px 400px at 80% -10%,var(--primary-soft),transparent),var(--bg)}
.login-card{width:100%;max-width:440px}.login-card .logo{display:block;margin:0 auto 18px;height:44px}
.demo-box{margin-top:18px;border:1px dashed #CBD5E1;border-radius:12px;padding:14px;background:var(--bg)}
.demo-box button{display:flex;width:100%;text-align:left;gap:10px;align-items:center;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:10px;padding:10px 12px;margin-top:8px;font:inherit;cursor:pointer;min-height:46px}
.demo-box button:hover{border-color:var(--primary)}

.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:800 1.45rem Poppins,system-ui,sans-serif;color:var(--ink);letter-spacing:-.02em}.brand img{height:38px;width:auto}.brand b{color:var(--accent)}