:root{--blue:#178fe1;--navy:#0d2336;--text:#203040;--muted:#6f7f8f;--bg:#f7fafc;--line:#e6edf3;--white:#fff;--shadow:0 18px 45px rgba(16,46,72,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1160px,calc(100% - 40px));margin:auto}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(230,237,243,.9)}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy)}.brand img{width:46px;height:46px;object-fit:contain;background:#fff;border-radius:12px}.brand span{font-size:17px;letter-spacing:.1px}.menu{display:flex;align-items:center;gap:24px;font-size:14px}.menu a{color:#3c4e5e}.menu a:hover{color:var(--blue)}.wa{display:inline-flex;align-items:center;gap:8px;padding:11px 16px;border-radius:999px;background:var(--blue);color:#fff;font-weight:750;box-shadow:0 10px 22px rgba(23,143,225,.22)}.wa svg{width:17px;height:17px;fill:currentColor}
.hero{position:relative;overflow:hidden;background:#071521}.slides{position:relative}.slide{display:none;position:relative}.slide.active{display:block}.slide img{width:100%;aspect-ratio:1920/750;object-fit:cover}.hero-controls{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 18px;pointer-events:none}.hero-btn{pointer-events:auto;border:0;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.74);color:#173247;cursor:pointer;font-size:24px;box-shadow:0 8px 24px rgba(0,0,0,.16)}.dots{position:absolute;bottom:17px;left:50%;transform:translateX(-50%);display:flex;gap:8px}.dot{width:9px;height:9px;border-radius:50%;border:0;padding:0;background:rgba(255,255,255,.48);cursor:pointer}.dot.active{background:#fff;transform:scale(1.2)}
.section{padding:76px 0}.section.alt{background:#fff}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--blue);font-size:12px;font-weight:800;margin-bottom:10px}.title{font-size:clamp(30px,4vw,46px);line-height:1.1;color:var(--navy);margin:0 0 16px}.lead{font-size:17px;color:#5b6e7f;max-width:760px}.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}.about-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:34px;box-shadow:var(--shadow)}.about-card h3{margin:0 0 12px;color:var(--navy)}.about-card p{margin:0;color:#5f7080}
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.product-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 8px 22px rgba(24,50,70,.05);transition:transform .2s ease,box-shadow .2s ease}.product-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(24,50,70,.12)}.product-image{aspect-ratio:1/1;background:linear-gradient(180deg,#fff,#f2f6f9);padding:16px;display:grid;place-items:center}.product-image img{width:100%;height:100%;object-fit:contain}.product-body{padding:18px}.product-name{margin:0;color:var(--navy);font-size:18px}.product-spec{margin:4px 0 15px;color:var(--muted);font-size:14px}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:9px 13px;border-radius:10px;border:1px solid #d8e4ec;font-size:13px;font-weight:750;background:#fff}.btn.primary{background:var(--navy);border-color:var(--navy);color:#fff}.btn.blue{background:var(--blue);border-color:var(--blue);color:#fff}.btn.disabled{opacity:.48;pointer-events:none}
.info-strip{background:linear-gradient(135deg,#0c2337,#123b59);color:#fff;border-radius:28px;padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:24px}.info-strip h3{font-size:27px;margin:0 0 6px}.info-strip p{margin:0;color:rgba(255,255,255,.78)}.info-strip .wa{background:#fff;color:#0b314b}
.coa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.coa-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:0 8px 22px rgba(24,50,70,.06);cursor:pointer}.coa-card img{width:100%;height:520px;object-fit:contain;background:#f6f8fa;border-radius:13px}.coa-meta{padding:12px 4px 6px}.coa-meta h3{margin:0;color:var(--navy);font-size:17px}.coa-meta p{margin:4px 0 0;color:var(--muted);font-size:13px}.page-hero{padding:80px 0 40px;background:linear-gradient(180deg,#eff7fc,#f7fafc)}
.lightbox{position:fixed;inset:0;background:rgba(6,19,29,.86);display:none;align-items:center;justify-content:center;padding:24px;z-index:100}.lightbox.open{display:flex}.lightbox img{max-height:92vh;max-width:92vw;object-fit:contain;background:white;border-radius:10px}.lightbox-close{position:absolute;top:18px;right:20px;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.9);font-size:25px;cursor:pointer}.footer{background:#0b1d2c;color:#b7c4cf;padding:38px 0}.footer-inner{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}.footer strong{color:#fff}.small{font-size:13px}.notice{margin-top:16px;font-size:12px;color:#8da0af}
@media(max-width:980px){.products-grid{grid-template-columns:repeat(3,1fr)}.coa-grid{grid-template-columns:repeat(2,1fr)}.about-grid{grid-template-columns:1fr}.menu{gap:14px}.menu a:nth-child(3){display:none}}
@media(max-width:700px){
.container{width:min(100% - 24px,1160px)}
.nav{height:68px}
.brand img{width:40px;height:40px}
.brand span{font-size:14px}
.menu{display:none}
.nav .wa{padding:10px 13px;font-size:13px}
.hero{background:#071521}
.slides{width:100%}
.slide{width:100%;background:#071521}
.slide img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain;object-position:center;display:block}
.hero-controls{padding:0 8px}
.hero-btn{width:36px;height:36px;font-size:20px;background:rgba(255,255,255,.82);box-shadow:0 6px 18px rgba(0,0,0,.18)}
.dots{bottom:10px;gap:7px}
.dot{width:8px;height:8px}
.section{padding:54px 0}
.products-grid{grid-template-columns:repeat(2,1fr);gap:14px}
.product-body{padding:14px}
.product-name{font-size:16px}
.actions{display:grid;grid-template-columns:1fr 1fr}
.btn{font-size:12px;padding:8px 9px}
.info-strip{padding:26px 22px;flex-direction:column;align-items:flex-start}
.coa-grid{grid-template-columns:1fr}
.coa-card img{height:auto;max-height:none}
.footer-inner{flex-direction:column}
}
@media(max-width:420px){
.brand span{font-size:13px;max-width:170px;line-height:1.2}
.nav .wa{padding:9px 11px;font-size:12px}
.hero-controls{padding:0 5px}
.hero-btn{width:32px;height:32px;font-size:18px}
}