:root{
  --fg:#000;--bg:#fff;--muted:#6b6b6b;--line:#e6e6e6;--soft:#f5f5f5;
  --accent:#0052af;--dark:#000;--dark-fg:#fff;
  --radius:4px;--wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--fg);background:var(--bg);line-height:1.55;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}

/* top bar */
.adbar{background:var(--accent);color:#fff;text-align:center;font-size:13px;font-weight:600;letter-spacing:.04em;padding:8px 16px}

/* header */
.header{background:var(--dark);color:var(--dark-fg);position:sticky;top:0;z-index:20}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:76px}
.logo img{height:56px;width:auto}
.nav{display:flex;gap:28px;font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.nav a{text-decoration:none;opacity:.9}
.nav a:hover,.nav a[aria-current]{opacity:1;text-decoration:underline;text-underline-offset:6px}
.menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer;line-height:1}
@media (max-width:820px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:76px;left:0;right:0;background:var(--dark);flex-direction:column;gap:0;padding:8px 16px 16px}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid #222}
  .logo img{height:46px}
}

/* hero */
.hero{background:var(--dark);color:#fff;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:32px;padding-top:48px;padding-bottom:48px}
.hero h1{font-size:clamp(32px,5vw,56px);line-height:1.05;font-weight:600;letter-spacing:-.02em;text-transform:uppercase}
.hero p{margin-top:18px;font-size:18px;color:#cfcfcf;max-width:520px}
.hero .imgs{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.hero .imgs img{aspect-ratio:3/4;object-fit:cover;width:100%;border-radius:var(--radius)}
.hero .imgs img:nth-child(2){margin-top:40px}
.btn{display:inline-block;background:#fff;color:#000;text-decoration:none;font-weight:600;font-size:14px;letter-spacing:.08em;text-transform:uppercase;padding:14px 26px;border-radius:var(--radius);border:0;cursor:pointer;margin-top:28px}
.btn.dark{background:#000;color:#fff}
.btn:hover{opacity:.88}
@media (max-width:820px){.hero .wrap{grid-template-columns:1fr;padding-top:32px}.hero p{font-size:16px}}

/* features */
.features{border-bottom:1px solid var(--line)}
.features .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-top:22px;padding-bottom:22px}
.feature{text-align:center}
.feature strong{display:block;font-size:14px;text-transform:uppercase;letter-spacing:.05em}
.feature span{font-size:14px;color:var(--muted)}
@media (max-width:640px){.features .wrap{grid-template-columns:1fr}}

/* sections */
.section{padding:56px 0}
.section h2{font-size:24px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;text-align:center;margin-bottom:8px}
.section .sub{text-align:center;color:var(--muted);margin-bottom:32px}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px 20px}
@media (max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:700px){.grid{grid-template-columns:repeat(2,1fr);gap:22px 12px}}
.card{cursor:pointer;background:none;border:0;text-align:left;font:inherit;color:inherit;padding:0}
.card .ph{position:relative;background:var(--soft);aspect-ratio:3/4;overflow:hidden;border-radius:var(--radius)}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .ph img{transform:scale(1.04)}
.tag{position:absolute;top:10px;left:10px;background:#000;color:#fff;font-size:12px;font-weight:600;padding:3px 8px;border-radius:2px}
.card h3{font-size:15px;font-weight:400;margin-top:12px}
.price{margin-top:4px;font-weight:600}
.price s{color:var(--muted);font-weight:400;margin-left:8px;font-size:14px}
.fx-note{text-align:center;color:var(--muted);font-size:13px;margin-top:28px}

/* about strip */
.about-strip{background:var(--soft)}
.about-strip .wrap{max-width:820px;text-align:center}
.about-strip p{color:#333;margin-top:12px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{border:1px solid var(--line);padding:24px;border-radius:var(--radius)}
.step:before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#000;color:#fff;font-weight:600;margin-bottom:12px}
.step h3{font-size:16px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15px}
@media (max-width:760px){.steps{grid-template-columns:1fr}}

/* content pages */
.page{padding:48px 0 64px}
.page .wrap{max-width:820px}
.page h1{font-size:30px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;margin-bottom:8px}
.page .updated{color:var(--muted);font-size:14px;margin-bottom:24px}
.page h2{font-size:18px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;margin:32px 0 10px}
.page p,.page li{color:#222;margin-bottom:10px}
.page ul{padding-left:22px;margin-bottom:10px}
.page a{color:var(--accent)}
.page dl dt{font-weight:600;margin-top:18px}
.page dl dd{color:#222;margin-top:4px}
.table-wrap{overflow-x:auto;margin:12px 0 6px}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:center}
th{background:var(--soft);font-weight:600}
.note{color:var(--muted);font-size:14px}

/* contact box */
.contact-box{border:1px solid var(--line);padding:28px;border-radius:var(--radius);margin-top:20px}
.contact-box a.mail{font-size:20px;font-weight:600;color:#000;word-break:break-all}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal.open{display:flex}
.modal .box{background:#fff;max-width:960px;width:100%;max-height:calc(100vh - 32px);overflow:auto;display:grid;grid-template-columns:1fr 1fr;border-radius:var(--radius);position:relative}
.modal .close{position:absolute;top:8px;right:10px;background:#fff;border:0;font-size:30px;line-height:1;cursor:pointer;z-index:2;width:40px;height:40px;border-radius:50%}
.gallery .main{aspect-ratio:3/4;background:var(--soft)}
.gallery .main img{width:100%;height:100%;object-fit:cover}
.thumbs{display:flex;gap:8px;padding:8px}
.thumbs button{border:2px solid transparent;padding:0;background:none;cursor:pointer;width:64px}
.thumbs button[aria-pressed=true]{border-color:#000}
.info{padding:32px 28px}
.info h2{font-size:22px;font-weight:600}
.info .price{font-size:22px;margin:10px 0 4px}
.info .fx{font-size:13px;color:var(--muted)}
.info .label{font-size:13px;text-transform:uppercase;letter-spacing:.06em;font-weight:600;margin:22px 0 8px}
.sizes{display:flex;flex-wrap:wrap;gap:8px}
.sizes button{min-width:52px;padding:10px 12px;border:1px solid #bbb;background:#fff;cursor:pointer;font:inherit;font-weight:600;border-radius:var(--radius)}
.sizes button[aria-pressed=true]{background:#000;color:#fff;border-color:#000}
.info .desc{margin-top:22px;color:#333;font-size:15px}
.info .desc li{margin-left:18px}
.info .btn{width:100%;text-align:center}
@media (max-width:760px){.modal .box{grid-template-columns:1fr}.info{padding:22px 18px}}

/* footer */
.footer{background:var(--dark);color:#d6d6d6;font-size:14px;margin-top:0}
.footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px;padding-top:48px;padding-bottom:32px}
.footer h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.footer ul{list-style:none}
.footer li{margin-bottom:8px}
.footer a{text-decoration:none}
.footer a:hover{text-decoration:underline}
.footer .logo img{height:60px;margin-bottom:14px}
.footer .legal{border-top:1px solid #222;padding:18px 16px;text-align:center;font-size:12px;color:#9a9a9a}
@media (max-width:760px){.footer .wrap{grid-template-columns:1fr}}