:root{--bg:#ffffff;--bg2:#f5f7fa;--ink:#0f172a;--muted:#475569;--line:#e2e8f0;--brand:#0b3d91;--brand2:#1d5fd1;--accent:#0ea5a4;--max:1080px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand2);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);letter-spacing:-.01em}
.logo svg{width:30px;height:30px}
.nav ul{list-style:none;display:flex;gap:26px;margin:0;padding:0}
.nav ul a{color:var(--muted);font-weight:500;font-size:15px}.nav ul a:hover,.nav ul a.active{color:var(--ink);text-decoration:none}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 22px;border-radius:8px;font-weight:600;font-size:15px}
.btn:hover{background:var(--brand2);text-decoration:none}
.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.hero{padding:88px 0 72px;background:linear-gradient(180deg,#f8fafc 0%,#fff 100%)}
.hero h1{font-size:46px;line-height:1.12;letter-spacing:-.02em;margin:0 0 18px;max-width:760px}
.hero p{font-size:19px;color:var(--muted);max-width:680px;margin:0 0 30px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
section{padding:64px 0}section.alt{background:var(--bg2)}
h2{font-size:30px;letter-spacing:-.02em;margin:0 0 10px}
.lead{color:var(--muted);font-size:17px;max-width:720px;margin:0 0 36px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px}
.card h3{margin:0 0 8px;font-size:18px}.card p{margin:0;color:var(--muted);font-size:15px}
.card .n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;background:#e8f0fe;color:var(--brand);font-weight:700;margin-bottom:14px;font-size:15px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.steps div{padding:20px;border-left:3px solid var(--brand);background:#fff}
.steps h4{margin:0 0 6px;font-size:16px}.steps p{margin:0;color:var(--muted);font-size:14px}
.cta{background:var(--brand);color:#fff;text-align:center;padding:64px 0}
.cta h2{color:#fff}.cta p{color:#dbe4f5;margin:0 auto 26px;max-width:600px}
.cta .btn{background:#fff;color:var(--brand)}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:14px}
footer .row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
footer a{color:var(--muted);margin-left:18px}
.prose{max-width:760px;padding:56px 0}
.prose h1{font-size:36px;letter-spacing:-.02em;margin:0 0 6px}
.prose .date{color:var(--muted);margin-bottom:30px}
.prose h2{font-size:22px;margin:34px 0 10px}.prose p,.prose li{color:#1e293b;font-size:16px}
.kv{border:1px solid var(--line);border-radius:12px;padding:22px 26px;background:#fff;margin:24px 0}
.kv p{margin:6px 0}
@media(max-width:820px){.grid,.grid.two,.steps{grid-template-columns:1fr}.hero h1{font-size:34px}.nav ul{gap:16px}.nav ul li:nth-child(n+4){display:none}}

/* --- hero two-column layout + product mock --- */
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{max-width:none}.hero p{max-width:none}
.mock{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 50px rgba(15,23,42,.10),0 2px 6px rgba(15,23,42,.05);overflow:hidden;font-size:13px}
.mock .bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--line);background:#f8fafc}
.mock .bar b{font-size:13px}.mock .bar span{color:var(--muted);font-size:12px}
.mock .dots i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#cbd5e1;margin-right:5px}
.mock table{width:100%;border-collapse:collapse}
.mock th{font-weight:600;color:var(--muted);text-align:left;padding:9px 16px;font-size:11px;letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid var(--line)}
.mock td{padding:11px 16px;border-bottom:1px solid #f1f5f9;white-space:nowrap}
.mock td small{display:block;color:var(--muted);font-size:11px}
.chip{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600}
.chip.ok{background:#dcfce7;color:#166534}.chip.tr{background:#dbeafe;color:#1e40af}.chip.warn{background:#fef3c7;color:#92400e}.chip.bad{background:#fee2e2;color:#991b1b}
.mock .agent{display:grid;grid-template-columns:1fr 1fr;gap:0}
.mock .agent > div{padding:14px 16px}
.mock .agent > div + div{border-left:1px solid var(--line)}
.mock .agent h5{margin:0 0 6px;font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.mock .agent p{margin:0;font-size:13px;line-height:1.5}
.mock .agent .big{font-size:20px;font-weight:700;color:var(--ink)}
.mock .msg{background:#f1f5f9;border-radius:8px;padding:8px 10px;margin-top:8px;font-size:12px;color:#334155}
.mock .msg b{color:var(--brand)}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr;gap:36px}.hero{padding:64px 0 56px}}

/* --- mock table overflow fix --- */
.mock table{table-layout:fixed}
.mock th,.mock td{padding-left:12px;padding-right:12px}
.mock td{white-space:normal;overflow-wrap:anywhere}
.mock th:nth-child(1),.mock td:nth-child(1){width:25%}
.mock th:nth-child(2),.mock td:nth-child(2){width:37%}
.mock th:nth-child(3),.mock td:nth-child(3){width:15%}
.mock th:nth-child(4),.mock td:nth-child(4){width:23%;text-align:right}
.chip{white-space:nowrap}
.mock td small{white-space:nowrap}