:root{--navy:#1e3a6e;--orange:#e8641e;--blue:#1a7fc1;--ink:#1b2333;--muted:#4a5568;--line:#d5dbe5;--bg:#f7f8fa;--banner:32px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;padding-top:var(--banner);font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;letter-spacing:-.01em}
h1,h2,h3{font-family:Poppins,system-ui,sans-serif;letter-spacing:-.03em;line-height:1.15;margin:0 0 .6em}
a{color:var(--navy)}
.banner{position:fixed;top:0;left:0;right:0;height:var(--banner);z-index:10000;background:#111;color:#f1f1f1;font:600 12px/var(--banner) Inter,sans-serif;text-align:center;padding:0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body::after{content:"";position:fixed;inset:0;z-index:9000;pointer-events:none;opacity:.06;
background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='700'%3E%3Ctext x='450' y='350' text-anchor='middle' transform='rotate(-30 450 350)' font-family='Arial Black,Arial,sans-serif' font-weight='900' font-size='110' fill='%23444'%3EPREVIEW%3C/text%3E%3C/svg%3E");background-size:900px 700px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:var(--banner);z-index:100}
.bar{max-width:1100px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{font:700 15px Poppins,sans-serif;color:var(--navy);text-decoration:none;letter-spacing:-.02em}
.tel{font:600 16px Poppins,sans-serif;color:#fff;background:var(--navy);padding:8px 14px;border-radius:4px;text-decoration:none;white-space:nowrap}
nav{width:100%;display:flex;gap:4px 20px;flex-wrap:wrap;order:3}
nav a{font-weight:500;font-size:15px;text-decoration:none;color:var(--ink);padding:4px 0;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current]{border-bottom-color:var(--orange)}
.hero{background:var(--navy);color:#fff;padding:72px 20px 80px}
.hero .in,.wrap{max-width:1100px;margin:0 auto}
.hero h1{font-size:clamp(2.2rem,6vw,4.2rem);font-weight:600;max-width:16ch;margin:0 0 .4em;color:#fff}
.hero p{font-size:1.15rem;max-width:44ch;margin:0;color:#fff}
.hero .rule{width:64px;height:4px;background:var(--orange);margin-bottom:24px}
main section{padding:64px 20px}
.wrap>h2,.cols h2{font-size:clamp(1.6rem,3.5vw,2.2rem);color:var(--navy)}
.lead{max-width:60ch;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:28px}
.card{background:#fff;border:1px solid var(--navy);border-radius:4px;padding:28px}
.card h3{color:var(--navy);font-size:1.25rem}
.card p{margin:0;color:var(--muted)}
.btn{display:inline-block;background:var(--navy);color:#fff;font:600 16px Poppins,sans-serif;padding:12px 22px;border:0;border-radius:4px;text-decoration:none;cursor:pointer;margin-top:12px}
.btn:hover{background:#16305c}
.ph{background:#fff4ec;border:1px dashed var(--orange);padding:1px 6px;border-radius:3px;font-family:monospace;color:#7a2e00}
.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
form{max-width:560px;margin-top:24px}
label{display:block;font-weight:600;margin:18px 0 6px}
input,textarea{width:100%;font:inherit;padding:11px 12px;border:1px solid #6b7686;border-radius:4px;background:#fff;color:var(--ink)}
input:focus,textarea:focus,a:focus-visible,.btn:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.err{color:#b00020;font-size:14px;min-height:1.2em;margin:4px 0 0}
input[aria-invalid=true],textarea[aria-invalid=true]{border-color:#b00020}
#status{margin-top:18px;padding:12px 14px;border:1px solid var(--navy);border-radius:4px;background:#fff;display:none}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:40px;max-width:1100px;margin:0 auto}
footer{background:var(--navy);color:#fff;padding:36px 20px;font-size:15px}
footer a{color:#fff}
footer p{margin:.3em 0}
footer .ph{background:#fff;}
.proposal{font-size:14px;border-top:1px solid rgba(255,255,255,.3);margin-top:16px!important;padding-top:12px}
@media(max-width:700px){.grid,.cols{grid-template-columns:1fr}.hero{padding:48px 20px 56px}main section{padding:44px 20px}.banner{font-size:10.5px}}