:root{
  --navy:#1F3A5F; --navy-2:#162B47; --orange:#F5921C; --orange-d:#DE7E0B;
  --cream:#FAF7F0; --ink:#22334D; --muted:#6B7B93; --line:#E4EAF2;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:#fff;line-height:1.62;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px}
.brand .mark{width:38px;height:38px;border-radius:9px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:.5px}
.brand .name{font-weight:800;font-size:19px;letter-spacing:-.2px;color:var(--navy)}
.brand .name span{font-weight:600;color:var(--orange);font-size:11px;letter-spacing:2px;display:block;margin-top:-4px;text-transform:uppercase}
.menu{display:flex;align-items:center;gap:30px;font-size:14.5px;font-weight:600;color:#3B4C66}
.menu a:hover{color:var(--orange)}
.btn{display:inline-block;background:var(--orange);color:#fff;font-weight:700;padding:12px 22px;border-radius:8px;font-size:14.5px;transition:.2s}
.btn:hover{background:var(--orange-d)}
.btn.ghost{background:transparent;color:var(--navy);border:1.5px solid #CBD6E4}
.btn.ghost:hover{border-color:var(--navy);background:#fff}
@media(max-width:820px){.menu{display:none}}

/* hero */
.hero{background:var(--cream);border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:74px 0 78px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:2.4px;color:var(--orange);text-transform:uppercase;margin-bottom:18px}
h1{font-size:52px;line-height:1.1;letter-spacing:-1.4px;color:var(--navy);font-weight:800}
h1 em{font-style:normal;color:var(--orange)}
.lede{font-size:17.5px;color:#4A5C78;margin:22px 0 30px;max-width:520px}
.hero-img{border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(31,58,95,.16)}
@media(max-width:900px){.hero-in{grid-template-columns:1fr;gap:34px;padding:44px 0 48px}h1{font-size:36px}}

/* trust strip */
.trust{background:var(--navy);color:#fff}
.trust-in{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:0}
.trust .item{padding:22px 20px;border-right:1px solid rgba(255,255,255,.12)}
.trust .item:last-child{border:0}
.trust b{display:block;font-size:15px;letter-spacing:.2px}
.trust span{font-size:12.5px;color:#B9C9DE}
@media(max-width:820px){.trust-in{grid-template-columns:1fr 1fr}.trust .item{border-bottom:1px solid rgba(255,255,255,.12)}}

/* sections */
section{padding:78px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head .k{font-size:11.5px;font-weight:800;letter-spacing:2.2px;color:var(--orange);text-transform:uppercase}
h2{font-size:36px;line-height:1.2;letter-spacing:-.9px;color:var(--navy);font-weight:800;margin:12px 0 14px}
.sec-head p{color:var(--muted);font-size:16.5px}
@media(max-width:820px){h2{font-size:27px}section{padding:52px 0}}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:.22s}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(31,58,95,.10);border-color:#D3DEEC}
.card .im{aspect-ratio:4/3;overflow:hidden;background:#F2F5F9}
.card .im img{width:100%;height:100%;object-fit:cover}
.card .bd{padding:20px 22px 24px}
.card h3{font-size:18px;color:var(--navy);font-weight:800;letter-spacing:-.2px}
.card p{font-size:14.5px;color:var(--muted);margin-top:8px}
.tag{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:var(--orange);
  background:#FEF2E2;padding:4px 9px;border-radius:5px;margin-bottom:10px}
@media(max-width:980px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.grid{grid-template-columns:1fr}}

/* why */
.why{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why .box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}
.why .n{font-size:12px;font-weight:800;color:var(--orange);letter-spacing:1.6px}
.why h4{font-size:16.5px;color:var(--navy);margin:10px 0 8px;font-weight:800}
.why p{font-size:14px;color:var(--muted)}
@media(max-width:980px){.why-grid{grid-template-columns:1fr 1fr}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.step{padding:0 24px 0 0;border-right:1px solid var(--line)}
.step:last-child{border:0;padding-right:0}
.step .num{width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px;margin-bottom:14px}
.step h4{font-size:16px;color:var(--navy);margin-bottom:8px}
.step p{font-size:14px;color:var(--muted)}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr;gap:30px}.step{border:0;padding:0}}

/* cta */
.cta{background:var(--navy);color:#fff;text-align:center;padding:76px 0}
.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:#C3D1E4;max-width:560px;margin:0 auto 28px;font-size:16.5px}
.cta .btn{background:var(--orange)}
.cta small{display:block;margin-top:18px;color:#93A8C4;font-size:13px}

/* footer */
footer{background:var(--navy-2);color:#AEC0D8;padding:56px 0 28px;font-size:14px}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
footer h5{color:#fff;font-size:13px;letter-spacing:1.2px;text-transform:uppercase;margin-bottom:14px;font-weight:800}
footer a:hover{color:var(--orange)}
footer li{list-style:none;margin-bottom:9px}
.f-bottom{display:flex;justify-content:space-between;padding-top:22px;font-size:12.5px;color:#8199B6;flex-wrap:wrap;gap:8px}
@media(max-width:820px){.f-grid{grid-template-columns:1fr 1fr}}

/* page head (inner pages) */
.ph{background:var(--cream);border-bottom:1px solid var(--line);padding:56px 0 54px}
.ph h1{font-size:42px}
.ph p{color:var(--muted);font-size:17px;margin-top:14px;max-width:640px}
.breadcrumb{font-size:12.5px;color:#8A9AB1;margin-bottom:14px;letter-spacing:.4px}
.breadcrumb a:hover{color:var(--orange)}

/* spec table */
.spec{width:100%;border-collapse:collapse;margin-top:18px;font-size:14.5px}
.spec th,.spec td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line)}
.spec th{width:34%;color:var(--navy);font-weight:700;background:#FAFCFF}
.spec td{color:#4A5C78}

.prod-block{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:44px 0;border-bottom:1px solid var(--line)}
.prod-block:nth-child(even) .im{order:2}
.prod-block .im{border-radius:14px;overflow:hidden}
.prod-block h3{font-size:25px;color:var(--navy);letter-spacing:-.5px;margin-bottom:12px}
.prod-block p{color:var(--muted);font-size:15.5px;margin-bottom:6px}
@media(max-width:860px){.prod-block{grid-template-columns:1fr;gap:22px}.prod-block:nth-child(even) .im{order:0}}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:6px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid #D5DFEC;border-radius:8px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--navy)}
.info-box{background:var(--cream);border:1px solid var(--line);border-radius:14px;padding:28px}
.info-box h4{color:var(--navy);font-size:16px;margin-bottom:6px}
.info-box p{font-size:14.5px;color:var(--muted);margin-bottom:18px}
.info-row{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line);font-size:14.5px}
.info-row b{min-width:96px;color:var(--navy)}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}