:root{
  --navy:#0b2a6f;--navy-2:#143b8f;--blue:#005cbe;--blue-soft:#e8efff;--ink:#0f172a;--text:#334155;--muted:#5a6478;
  --line:#e2e8f0;--bg:#f4f7fb;--card:#fff;--ok:#16a34a;--err:#dc2626;--radius:14px;--shadow:0 6px 24px rgba(11,42,111,.08);
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--blue)}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4vw,3.2rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:1240px;margin:0 auto;padding:0 16px}
.muted{color:var(--muted)}
.vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:8px 12px;z-index:1000}
.skip:focus{left:8px}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--navy);color:#fff;padding:13px 22px;border-radius:10px;font-weight:700;border:2px solid var(--navy);cursor:pointer;font-size:1rem;transition:.2s;line-height:1.2}
.btn:hover{background:var(--navy-2);border-color:var(--navy-2);color:#fff}
.btn-outline{background:#fff;color:var(--navy)}
.btn-outline:hover{background:var(--blue-soft);color:var(--navy)}
.btn-sm{padding:9px 16px;font-size:.92rem}
.btn-lg{padding:16px 30px;font-size:1.05rem}
.section{padding:56px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head p{margin:0;color:var(--muted)}
.eyebrow{display:inline-block;color:#1746c4;font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}

/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;gap:18px;height:72px}
.logo{display:flex;flex-direction:column;line-height:1.05}
.logo-mark{font-weight:900;font-size:1.5rem;letter-spacing:.06em;color:var(--navy)}
.logo-img{height:31px;width:auto;display:block}
.logo-mark.light{color:#fff}
.logo-sub{font-size:.68rem;color:var(--muted);margin-top:2px}
.search{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:0 14px;height:40px;flex:0 1 300px;color:var(--muted)}
.search input{border:0;background:transparent;outline:0;flex:1;font:inherit;font-size:.9rem;color:var(--ink);min-width:0}
.main-nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.main-nav>a,.main-nav .has-sub>a{white-space:nowrap;padding:8px 11px;font-weight:600;font-size:.93rem;color:var(--ink);border-radius:8px;display:block}
.main-nav>a:hover,.main-nav .has-sub>a:hover{background:var(--blue-soft);color:var(--navy)}
.has-sub{position:relative}
.has-sub .sub{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:320px;display:none;z-index:60}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}
.has-sub .sub a{display:flex;flex-direction:column;padding:9px 12px;border-radius:8px}
.has-sub .sub a:hover{background:var(--blue-soft)}
.has-sub .sub strong{color:var(--ink);font-size:.93rem}
.has-sub .sub span{font-size:.78rem;color:var(--muted)}
.header-phone{display:flex;align-items:center;gap:10px;color:var(--ink);line-height:1.15;white-space:nowrap}
.header-phone .ico{width:38px;height:38px;border-radius:50%;background:var(--blue-soft);color:var(--navy);display:grid;place-items:center}
.header-phone strong{display:block;font-size:.95rem}
.header-phone small{color:var(--muted);font-size:.72rem}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.burger span{width:22px;height:2px;background:var(--ink);display:block}
@media (max-width:1100px){.search{flex-basis:200px}.header-phone small{display:none}}
@media (max-width:960px){.logo-img{height:26px}.main-nav,.header-cta,.search{display:none}.burger{display:flex;margin-left:auto}.header-phone{margin-left:auto}.header-inner{height:64px}}
@media (max-width:480px){.header-phone span:last-child{display:none}}

/* drawer */
.drawer{position:fixed;inset:0;z-index:100}
.drawer[hidden]{display:none}
.drawer-backdrop{position:absolute;inset:0;background:rgba(15,23,42,.5)}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;padding:18px;overflow:auto;display:flex;flex-direction:column;gap:14px;z-index:1}
.drawer-head{display:flex;justify-content:space-between;align-items:center}
.drawer-head button{background:none;border:0;font-size:2rem;line-height:1;cursor:pointer;color:var(--ink)}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{padding:11px 8px;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink)}
.drawer nav a.sub-link{padding-left:22px;font-weight:500;font-size:.92rem;color:var(--text)}

/* hero */
.hero{background:linear-gradient(180deg,#eef3fb 0%,#fff 100%);position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr 1fr;gap:30px;align-items:center;min-height:520px;padding:40px 16px}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);color:var(--navy);margin-bottom:18px}
.hero p.lead{font-size:1.1rem;max-width:520px}
.hero-badges{display:flex;flex-wrap:wrap;gap:18px 26px;margin:22px 0 26px}
.hero-badges div{display:flex;align-items:center;gap:9px;font-size:.85rem;line-height:1.2}
.hero-badges svg{width:30px;height:30px;color:var(--navy);flex:none}
.hero-badges strong{display:block;color:var(--ink)}
.hero-badges span{color:var(--muted)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-media{position:relative}
.hero-media img{border-radius:20px;box-shadow:var(--shadow);aspect-ratio:3/2;object-fit:cover;width:100%}
.hero-quote{position:absolute;top:14px;right:14px;background:rgba(255,255,255,.9);backdrop-filter:blur(6px);padding:10px 16px;border-radius:12px;font-style:italic;font-weight:600;color:var(--navy);font-size:.95rem}
@media (max-width:860px){.hero-inner{grid-template-columns:1fr;min-height:0;padding:28px 16px}.hero-media{order:-1}}

/* trust strip */
.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust-inner{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;padding:18px 16px}
.trust-inner div{display:flex;gap:10px;align-items:center;font-size:.85rem;line-height:1.25}
.trust-inner svg{width:34px;height:34px;color:var(--navy);flex:none}
.trust-inner strong{display:block;color:var(--ink)}
.trust-inner span{color:var(--muted)}
@media (max-width:960px){.trust-inner{grid-template-columns:repeat(3,1fr)}}
@media (max-width:600px){.trust-inner{grid-template-columns:repeat(2,1fr)}}

/* cards */
.grid{display:grid;gap:18px}
.grid-5{grid-template-columns:repeat(5,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:1100px){.grid-5{grid-template-columns:repeat(4,1fr)}}
@media (max-width:900px){.grid-5,.grid-4{grid-template-columns:repeat(3,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid-5,.grid-4,.grid-3,.grid-2{grid-template-columns:repeat(2,1fr)}.grid{gap:12px}}
@media (max-width:380px){.grid-5,.grid-4,.grid-3{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#cfd9ea}
.card .thumb{aspect-ratio:1/1;background:#fff;display:grid;place-items:center;padding:0;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:contain}
.card .thumb.cover img{object-fit:cover}
.card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card .body h3{font-size:1rem;margin:0}
.card .body p{font-size:.85rem;color:var(--muted);margin:0;flex:1}
.card .brand{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:#1746c4;font-weight:700}
.card .more{font-weight:700;font-size:.88rem;color:var(--navy);display:inline-flex;gap:6px;align-items:center;margin-top:6px}
.cat-card .thumb{aspect-ratio:4/3;background:var(--blue-soft)}
.cat-card .thumb img{object-fit:cover;padding:0}

/* band */
.band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-inner{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px}
.band-inner img{border-radius:0;aspect-ratio:4/3;object-fit:cover;width:100%}
.band-text{padding:40px 16px}
@media (max-width:860px){.band-inner{grid-template-columns:1fr}}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.stats div{background:var(--bg);border-radius:12px;padding:14px;text-align:center}
.stats strong{display:block;font-size:1.6rem;color:var(--navy)}
.stats span{font-size:.8rem;color:var(--muted)}
@media (max-width:600px){.stats{grid-template-columns:repeat(2,1fr)}}
.brands{display:flex;gap:28px 40px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:22px 0}
.brands span{font-weight:900;font-size:1.3rem;color:#6b7686;letter-spacing:.04em}

/* page header / breadcrumbs */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.crumbs{font-size:.82rem;color:var(--muted);margin-bottom:10px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}
.crumbs span::before{content:"›";margin-right:6px}
.page-head p.lead{max-width:820px;margin:8px 0 0;color:var(--text)}

/* listing */
.listing{display:grid;grid-template-columns:260px 1fr;gap:28px;padding:34px 0}
.filters{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;align-self:start;position:sticky;top:88px}
.filters .filter-title{font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:14px 0 8px}
.filters .filter-title:first-child{margin-top:0}
.filters a{display:flex;justify-content:space-between;padding:7px 8px;border-radius:8px;font-size:.92rem;color:var(--text)}
.filters a:hover,.filters a.active{background:var(--blue-soft);color:var(--navy);font-weight:600}
.filters a small{color:var(--muted)}
.filters .sub-filter{padding-left:22px;font-size:.88rem}
@media (max-width:860px){.listing{grid-template-columns:1fr}.filters{position:static}.filters nav{display:flex;flex-wrap:wrap;gap:6px}.filters a{border:1px solid var(--line)}.filters h4{width:100%}}
.intro-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:24px}
.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted)}

/* product detail */
.product-top{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;padding:34px 0}
@media (max-width:860px){.product-top{grid-template-columns:1fr;gap:20px}}
.gallery-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);aspect-ratio:1/1;display:grid;place-items:center;overflow:hidden;padding:0}
.gallery-main img{width:100%;height:100%;object-fit:contain}
.gallery-thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:10px}
.gallery-thumbs button{background:#fff;border:2px solid var(--line);border-radius:10px;padding:0;cursor:pointer;aspect-ratio:1/1;overflow:hidden}
.gallery-thumbs button.active{border-color:var(--navy)}
.gallery-thumbs img{width:100%;height:100%;object-fit:contain}
.product-info .brand{color:#1746c4;font-weight:700;letter-spacing:.1em;font-size:.78rem;text-transform:uppercase}
.product-info h1{font-size:clamp(1.7rem,3vw,2.4rem);margin:6px 0 10px}
.points{list-style:none;padding:0;margin:14px 0 20px;display:flex;flex-direction:column;gap:8px}
.points li{display:flex;gap:10px;align-items:flex-start;font-weight:500;color:var(--ink)}
.points li::before{content:"";width:20px;height:20px;border-radius:50%;background:var(--blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b2a6f' stroke-width='3'%3E%3Cpath d='m5 12 5 5 9-10'/%3E%3C/svg%3E") center/12px no-repeat;flex:none;margin-top:3px}
.price-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:18px 0}
.price-box strong{font-size:1.15rem;color:var(--navy);display:block}
.price-box p{margin:6px 0 12px;font-size:.9rem;color:var(--muted)}
.price-box .btns{display:flex;gap:10px;flex-wrap:wrap}
.mini-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;font-size:.8rem;color:var(--muted)}
.mini-trust div{display:flex;gap:8px;align-items:center}
.mini-trust svg{width:22px;height:22px;color:var(--navy);flex:none}
.tabs{border-bottom:1px solid var(--line);display:flex;gap:4px;overflow:auto}
.tabs button{background:none;border:0;border-bottom:3px solid transparent;padding:12px 16px;font:inherit;font-weight:700;color:var(--muted);cursor:pointer;white-space:nowrap}
.tabs button.active{color:var(--navy);border-color:var(--navy)}
.tab-panel{display:none;padding:22px 0}
.tab-panel.active{display:block}
.prose{max-width:800px}
.prose p{margin-bottom:1em}
.prose h2{font-size:1.4rem;margin-top:1.6em}
.prose h3{font-size:1.15rem;margin-top:1.4em}
.prose ul,.prose ol{padding-left:22px}
.prose li{margin-bottom:.4em}
.prose table{width:100%;border-collapse:collapse;font-size:.92rem;margin:1em 0}
.prose th,.prose td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{background:var(--bg);font-weight:700;color:var(--ink)}
.prose a:not(.btn),.article a:not(.btn){text-decoration:underline}
.spec-table{width:100%;border-collapse:collapse;max-width:720px;background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.spec-table th,.spec-table td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:.93rem}
.spec-table th{width:45%;color:var(--ink);font-weight:600;background:var(--bg)}
.spec-table tr:last-child td,.spec-table tr:last-child th{border-bottom:0}
.feature-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:800px){.feature-tiles{grid-template-columns:repeat(2,1fr)}}
@media (max-width:500px){.feature-tiles{grid-template-columns:1fr}}
.feature-tiles .card .thumb{aspect-ratio:4/3}
.feature-tiles .card .thumb img{object-fit:cover;padding:0}
.colors{display:flex;flex-wrap:wrap;gap:10px}
.colors span{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 12px 5px 6px;font-size:.85rem}
.colors i{width:20px;height:20px;border-radius:50%;border:1px solid rgba(0,0,0,.1);display:inline-block}

/* faq */
.faq{display:flex;flex-direction:column;gap:10px;max-width:860px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);padding:15px 0;list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--navy);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px;color:var(--text)}

/* forms */
.form{display:grid;gap:14px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:600px){.form .row{grid-template-columns:1fr}}
.form label{display:flex;flex-direction:column;gap:5px;font-size:.88rem;font-weight:600;color:var(--ink)}
.form input,.form textarea,.form select{font:inherit;padding:11px 13px;border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:var(--ink)}
.form input:focus,.form textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.form .hp{position:absolute;left:-9999px}
.notice{padding:14px 16px;border-radius:10px;font-weight:600;margin-bottom:16px}
.notice.ok{background:#dcfce7;color:#166534}
.notice.err{background:#fee2e2;color:#991b1b}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;padding:34px 0}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.info-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}
.info-cards div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;font-size:.9rem}
.info-cards strong{display:block;color:var(--ink);margin-bottom:4px}
.map{background:#fff;border:1px solid var(--line);border-radius:var(--radius);min-height:260px;display:grid;place-items:center;color:var(--muted)}

/* blog */
.post-card .thumb{aspect-ratio:16/10}
.post-card .thumb img{object-fit:cover;padding:0}
.post-meta{font-size:.8rem;color:var(--muted)}
.article{max-width:800px;margin:0 auto;padding:34px 16px}
.article .hero-img{border-radius:var(--radius);aspect-ratio:16/8;object-fit:cover;width:100%;margin:18px 0 26px}

/* cta */
.cta{background:var(--navy);color:#fff;padding:52px 0}
.cta h2{color:#fff}
.cta p{color:#dbe3ff;max-width:620px}
.cta .btn{background:#fff;color:var(--navy);border-color:#fff}
.cta .btn:hover{background:var(--blue-soft)}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}

/* footer */
.site-footer{background:#0a1f52;color:#cbd5e1;margin-top:40px;padding:44px 0 90px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.footer-grid h3{color:#fff;font-size:.95rem;margin-bottom:10px}
.footer-grid a{display:block;color:#cbd5e1;padding:3px 0;font-size:.92rem}
.footer-grid a:hover{color:#fff}
.footer-grid .muted{color:#aab6c8;font-size:.9rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.8rem;color:#aab6c8}
.footer-credit{flex-basis:100%}
.footer-credit a{color:#cbd5e1;text-decoration:underline}
.footer-credit a:hover{color:#fff}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:500px){.footer-grid{grid-template-columns:1fr}}

/* bottom nav */
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:40;padding:6px 0 max(6px,env(safe-area-inset-bottom))}
.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:.68rem;font-weight:600;color:var(--muted)}
.bottom-nav svg{width:22px;height:22px}
@media (max-width:960px){.bottom-nav{display:flex}}
@media (min-width:961px){.site-footer{padding-bottom:44px}}

.simple-page{padding:34px 0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
@media (max-width:800px){.two-col{grid-template-columns:1fr}}
.icon-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media (max-width:900px){.icon-list{grid-template-columns:repeat(2,1fr)}}
.icon-list div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.icon-list svg{width:34px;height:34px;color:var(--navy);margin-bottom:8px}
.icon-list strong{display:block;color:var(--ink);margin-bottom:4px}
.icon-list p{font-size:.88rem;color:var(--muted);margin:0}