:root{--ink:#1a1d21;--mut:#5c6470;--line:#e4e7ec;--acc:#0b5cab;--acc2:#d9531e;--bg:#fff;--soft:#f5f7fa;--ok:#12805c}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-text-size-adjust:100%}
a{color:var(--acc);text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}

header.top{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:50}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:58px;gap:12px}
.brand{font-weight:800;font-size:17px;color:var(--ink);letter-spacing:.2px}
.brand span{color:var(--acc2)}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{padding:8px 10px;color:var(--mut);font-size:14px;border-radius:6px}
nav.main a:hover{color:var(--acc);background:var(--soft)}
nav.main a.on{color:var(--acc);font-weight:600}

.hero{background:linear-gradient(160deg,#0e2a44 0%,#123a5e 55%,#155080 100%);color:#fff;padding:56px 0 64px}
.hero h1{font-size:clamp(26px,5vw,40px);line-height:1.25;font-weight:800;max-width:760px}
.hero p.sub{margin:14px 0 26px;color:#cfe0f2;font-size:clamp(15px,2.4vw,18px);max-width:680px}
.btn{display:inline-block;padding:12px 22px;border-radius:8px;font-weight:700;font-size:15px;margin:4px 10px 4px 0}
.btn-wa{background:#25d366;color:#fff}
.btn-acc{background:var(--acc2);color:#fff}
.btn-line{border:1px solid rgba(255,255,255,.55);color:#fff}
.badges{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
.badges span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:6px 12px;border-radius:999px;font-size:13px;color:#e8f1fa}

section{padding:52px 0}
h2.sec{font-size:clamp(20px,3.4vw,28px);font-weight:800;margin-bottom:6px}
p.secsub{color:var(--mut);margin-bottom:28px;font-size:15px}

.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--soft)}
.card .cb{padding:14px 16px 16px}
.card h3{font-size:16px;font-weight:700;line-height:1.4}
.card p{font-size:13.5px;color:var(--mut);margin-top:6px}
.card .more{display:inline-block;margin-top:10px;font-size:13.5px;font-weight:700;color:var(--acc)}

.feat{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat .f{background:var(--soft);border-radius:10px;padding:18px}
.feat .f b{display:block;font-size:15px;margin-bottom:6px}
.feat .f small{color:var(--mut);font-size:13px;line-height:1.55;display:block}

table.spec{width:100%;border-collapse:collapse;font-size:14px}
table.spec td,table.spec th{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
table.spec th{background:var(--soft);width:34%;font-weight:700}

.faq h3{font-size:16px;margin:20px 0 6px}
.faq p{color:var(--mut);font-size:14.5px}

form.inq{max-width:560px}
form.inq label{display:block;font-size:13.5px;font-weight:700;margin:14px 0 6px}
form.inq input,form.inq textarea,form.inq select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:15px;font-family:inherit;background:#fff}
form.inq button{margin-top:18px;background:var(--acc2);color:#fff;border:0;border-radius:8px;padding:13px 26px;font-size:15px;font-weight:700;cursor:pointer}
#form-ok{display:none;margin-top:14px;color:var(--ok);font-weight:700;font-size:14.5px}
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:34px}
.contact-cards .cc{background:var(--soft);border-radius:10px;padding:16px;font-size:14px}
.contact-cards .cc b{display:block;margin-bottom:4px}

.fr-banner{background:#fff7ed;border:1px solid #fed7aa;color:#7c2d12;border-radius:10px;padding:12px 16px;font-size:14px;margin:26px 0}

footer{border-top:1px solid var(--line);background:var(--soft);padding:26px 0;color:var(--mut);font-size:13.5px}
footer .wrap{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* floating contact */
.sz-float{position:fixed;right:14px;bottom:14px;z-index:99;display:flex;flex-direction:column;gap:8px}
.sz-float a{padding:10px 14px;border-radius:999px;font-weight:700;font-size:14px;color:#fff;box-shadow:0 4px 14px rgba(0,0,0,.18)}
.sz-wa{background:#25d366}
.sz-mail{background:var(--acc)}
.sz-tel{background:#333}

@media(max-width:860px){
  .g3,.feat,.contact-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .g3,.g2,.feat,.contact-cards{grid-template-columns:1fr}
  .top .wrap{height:auto;padding:10px 0;flex-direction:column;align-items:flex-start}
  nav.main a{padding:6px 8px;font-size:13px}
  section{padding:38px 0}
}