:root{--navy:#0b3267;--blue:#184f91;--teal:#0ea7aa;--green:#10a95f;--ink:#13233e;--muted:#5d6d87;--line:#dce7f2;--light:#f7fbff;--shadow:0 18px 52px rgba(11,50,103,.12)}
*{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,"Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.container{width:min(1180px,92%);margin:auto}.card-shadow{box-shadow:var(--shadow)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid #e7edf5}.nav-wrap{min-height:88px;display:flex;align-items:center;gap:28px}.brand{width:310px;height:66px;overflow:hidden;display:flex;align-items:center}.brand img{width:330px;transform:scale(1.18);transform-origin:left center}.nav{display:flex;gap:28px;margin-left:auto}.nav a{font-size:15px;font-weight:700;color:#223d63;position:relative}.nav a:hover{color:var(--teal)}.nav a:after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;background:transparent}.nav a:hover:after{background:var(--teal)}.menu-btn{display:none;margin-left:auto;border:0;background:#edf4fb;color:var(--navy);font-size:25px;border-radius:10px;padding:7px 11px;cursor:pointer}.wa-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;padding:13px 20px;border-radius:12px;font-weight:800;box-shadow:0 10px 24px rgba(16,169,95,.23)}.wa-top{flex-direction:column;line-height:1.05;min-width:182px;padding:10px 16px}.wa-top span{font-size:14px}.wa-top strong{font-size:13px;margin-top:5px}
.hero{padding:42px 0;background:linear-gradient(130deg,#fbfdff 0%,#eff7fb 48%,#e2f5f4 100%)}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.eyebrow{font-size:12px;letter-spacing:.09em;font-weight:900;color:var(--teal);margin-bottom:14px}.hero h1{font-size:62px;line-height:1.02;color:var(--navy);margin:0;letter-spacing:-.035em}.lead{font-size:18px;line-height:1.78;color:#485874;max-width:620px;margin:22px 0 0}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}.primary-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:12px;font-weight:800}.primary-btn{background:var(--navy);color:#fff}.ghost-btn{border:1px solid #b7cfdf;background:rgba(255,255,255,.72);color:var(--navy)}.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.trust-row div{background:rgba(255,255,255,.72);border:1px solid rgba(11,50,103,.08);border-radius:16px;padding:16px}.trust-row b,.trust-row span{display:block}.trust-row b{font-size:13px;color:var(--navy)}.trust-row span{font-size:11px;color:var(--muted);margin-top:6px;line-height:1.45}.hero-media{border-radius:28px;overflow:hidden;background:#fff;padding:10px}.hero-media img{width:100%;height:100%;object-fit:cover;border-radius:20px}
.strength-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.strength-grid{display:grid;grid-template-columns:repeat(4,1fr)}.strength-grid>div{display:flex;align-items:center;gap:13px;padding:22px 24px;border-right:1px solid var(--line)}.strength-grid>div:last-child{border-right:0}.icon{width:44px;height:44px;border:2px solid var(--blue);border-radius:14px;display:grid;place-items:center;color:var(--blue);font-weight:900}.strength-grid b,.strength-grid small{display:block}.strength-grid b{font-size:14px;color:var(--navy)}.strength-grid small{font-size:11px;color:var(--muted);margin-top:4px;line-height:1.4}
.section{padding:84px 0}.light{background:var(--light)}.about-grid,.quality-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.image-card,.quality-media{border-radius:26px;overflow:hidden;background:#fff}.about-copy h2,.section-head h2,.quality-copy h2,.contact-copy h2{font-size:40px;line-height:1.14;color:var(--navy);margin:0 0 18px;letter-spacing:-.02em}.about-copy p,.section-head p,.quality-copy p,.contact-copy p{color:#51617b;line-height:1.8;margin:0 0 14px}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}.stats-grid div{border-top:2px solid #dfebf5;padding-top:14px}.stats-grid b,.stats-grid span{display:block}.stats-grid b{color:var(--navy);font-size:14px}.stats-grid span{font-size:12px;color:var(--muted);margin-top:5px}.section-head{max-width:840px;margin:0 auto 36px}.center{text-align:center}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.product-card{background:#fff;border-radius:20px;overflow:hidden;border:1px solid #e1ebf4}.product-card img{width:100%;height:180px;object-fit:cover}.card-body{padding:20px}.card-body h3{font-size:19px;color:var(--navy);margin:0 0 10px}.card-body p{font-size:14px;color:var(--muted);line-height:1.68;margin:0}.quality-section{background:linear-gradient(110deg,#fbfdff 0%,#f1fbfc 100%)}.check-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:13px}.check-list li{position:relative;padding-left:28px;color:#43536d;line-height:1.65}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:900}.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.benefits-grid div{border:1px solid #e3ebf5;border-radius:20px;padding:28px 24px;background:#fff;box-shadow:0 10px 28px rgba(11,50,103,.05)}.benefits-grid h3{color:var(--navy);font-size:20px;margin:0 0 10px}.benefits-grid p{font-size:14px;color:var(--muted);line-height:1.7;margin:0}.contact-section{padding:10px 0 90px}.contact-card{display:grid;grid-template-columns:300px 1fr 330px;gap:30px;align-items:center;background:linear-gradient(110deg,#f4fbfd,#e9f7f7);border-radius:28px;padding:26px;overflow:hidden}.contact-image{border-radius:18px;overflow:hidden}.contact-image img{width:100%;height:210px;object-fit:cover}.contact-panel{background:#fff;border:1px solid #dceaf1;border-radius:20px;padding:28px;text-align:center}.contact-panel span,.contact-panel strong{display:block}.contact-panel span{font-weight:800;color:#2a4b67}.contact-panel strong{font-size:36px;line-height:1.1;color:var(--green);margin:10px 0 18px}
.site-footer{background:#0a2d5d;color:#fff;padding:42px 0 0}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}.footer-brand{overflow:hidden}.footer-brand img{width:300px;filter:brightness(0) invert(1);transform:scale(1.12);transform-origin:left center}.footer-brand p{font-size:13px;line-height:1.7;opacity:.8;max-width:360px}.site-footer h4{font-size:16px;margin:8px 0 16px}.site-footer a,.site-footer span{display:block;margin:10px 0;color:rgba(255,255,255,.8);font-size:14px}.site-footer a:hover{color:#fff}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding:18px;font-size:12px;opacity:.7}
@media(max-width:1024px){.nav,.wa-top{display:none}.menu-btn{display:block}.nav.open{display:flex;position:absolute;top:88px;left:0;right:0;background:#fff;padding:20px 5%;flex-direction:column;gap:18px;border-bottom:1px solid #e7edf5}.hero-grid,.about-grid,.quality-grid,.contact-card{grid-template-columns:1fr}.product-grid,.benefits-grid{grid-template-columns:repeat(2,1fr)}.strength-grid{grid-template-columns:repeat(2,1fr)}.strength-grid>div:nth-child(2){border-right:0}.footer-grid{grid-template-columns:1fr 1fr}.brand{width:285px}}
@media(max-width:640px){.container{width:min(92%,100%)}.nav-wrap{min-height:76px}.nav.open{top:76px}.brand{width:225px;height:58px}.brand img{width:250px}.hero{padding:28px 0}.hero h1{font-size:42px}.lead{font-size:16px}.trust-row,.stats-grid,.product-grid,.benefits-grid,.strength-grid,.footer-grid{grid-template-columns:1fr}.strength-grid>div{border-right:0;border-bottom:1px solid var(--line)}.section{padding:60px 0}.about-copy h2,.section-head h2,.quality-copy h2,.contact-copy h2{font-size:31px}.product-card img{height:170px}.contact-card{padding:18px}.contact-image img{height:auto}.contact-panel strong{font-size:29px}}