:root{
  --ink:#15181d; --ink2:#3c434e; --bg:#eceef2; --paper:#ffffff;
  --red:#d8232a; --red-dark:#b01b21; --yellow:#f2c21c;
  --line:#d8dce3; --chipbg:#f4f5f8; --radius:14px;
  --wa:#1fa855;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{font-family:'Archivo',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:16.5px}
img{max-width:100%;display:block}
a{color:inherit}
.mono{font-family:'IBM Plex Mono',ui-monospace,monospace}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
/* header */
header{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.brand .ap{font-weight:900;font-size:1.35rem;letter-spacing:-.02em}
.brand .ap i{font-style:normal;color:var(--red)}
.brand small{font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.14em;color:var(--ink2);text-transform:uppercase}
nav.links{margin-left:auto;display:flex;gap:22px}
nav.links a{text-decoration:none;font-weight:600;font-size:.92rem;color:var(--ink2)}
nav.links a:hover,nav.links a[aria-current]{color:var(--ink)}
.callbtn{background:var(--red);color:#fff!important;padding:9px 18px;border-radius:999px;font-weight:700!important;text-decoration:none;font-size:.9rem}
.callbtn:hover{background:var(--red-dark)}
@media(max-width:820px){nav.links a:not(.callbtn){display:none}}
/* hero */
.hero{background:var(--paper)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:64px;padding-bottom:64px}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--red);font-weight:600;margin-bottom:14px}
h1{font-weight:900;font-size:clamp(2rem,4.6vw,3.4rem);line-height:1.06;letter-spacing:-.025em;text-transform:uppercase}
.hero p.lead{margin-top:20px;font-size:1.08rem;color:var(--ink2);max-width:34em}
.cta-row{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;font-weight:700;text-decoration:none;font-size:.98rem;border:2px solid transparent}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-dark)}
.btn-wa{background:var(--wa);color:#fff}.btn-wa:hover{background:#188a45}
.btn-ghost{border-color:var(--ink);color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:#fff}
.heroimg{border-radius:var(--radius);overflow:hidden;box-shadow:0 24px 60px -24px rgba(21,24,29,.45)}
.heroimg img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/4.6}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr;padding-top:40px;padding-bottom:44px}.heroimg img{aspect-ratio:4/3}}
/* trust strip */
.trust{border-top:1px solid var(--line);background:var(--paper)}
.trust .wrap{display:flex;gap:14px 34px;align-items:center;padding:18px 22px;flex-wrap:wrap}
.trust span.lbl{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink2)}
.trust b{font-weight:800;font-size:1.02rem;letter-spacing:.01em;color:var(--ink2)}
/* sections */
section.block{padding:64px 0}
h2{font-weight:900;font-size:clamp(1.5rem,3vw,2.2rem);letter-spacing:-.02em;text-transform:uppercase;line-height:1.12}
.sub{color:var(--ink2);margin-top:12px;max-width:44em}
/* product grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 40px -18px rgba(21,24,29,.35)}
.card .ph{background:#fff;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;padding:18px}
.card .ph img{max-height:100%;object-fit:contain}
.card .body{padding:18px 20px 22px;border-top:1px solid var(--line)}
.card h3{font-weight:800;font-size:1.05rem;letter-spacing:-.01em}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.chip{font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:600;background:var(--chipbg);border:1px solid var(--line);border-radius:6px;padding:4px 9px;letter-spacing:.02em}
.chip.hot{border-color:var(--yellow);background:#fdf6dd}
.card .go{margin-top:14px;font-weight:700;font-size:.85rem;color:var(--red)}
/* feature list */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
@media(max-width:820px){.feat{grid-template-columns:1fr}}
.feat article{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.feat h3{font-weight:800;font-size:1.05rem;margin-bottom:10px}
.feat p{color:var(--ink2);font-size:.95rem}
.feat .tag{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.14em;color:var(--red);text-transform:uppercase;font-weight:600;display:block;margin-bottom:12px}
/* product page */
.pgrid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start;margin-top:38px}
@media(max-width:820px){.pgrid{grid-template-columns:1fr}}
.pimg{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:sticky;top:86px}
@media(max-width:820px){.pimg{position:static}}
.specbox{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-top:24px}
.specbox h3,.pbody h3{font-weight:800;font-size:1.02rem;text-transform:uppercase;letter-spacing:.02em;margin-bottom:12px}
.pbody h3{margin-top:30px}
.pbody p{color:var(--ink2)}
.pbody ul{margin:14px 0 0 0;list-style:none}
.pbody li{padding:9px 0 9px 26px;position:relative;color:var(--ink2);border-bottom:1px dashed var(--line)}
.pbody li:last-child{border-bottom:0}
.pbody li::before{content:"";position:absolute;left:2px;top:17px;width:10px;height:10px;border-radius:3px;background:var(--yellow);border:2px solid var(--ink)}
.kv{display:grid;grid-template-columns:130px 1fr;gap:8px 16px;font-size:.94rem}
.kv dt{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink2);padding-top:3px}
.kv dd{color:var(--ink)}
.crumbs{font-size:.82rem;color:var(--ink2);padding-top:26px}
.crumbs a{color:var(--ink2)}
/* faq */
.faq{margin-top:38px;display:grid;gap:14px}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px 22px}
.faq summary{font-weight:700;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+ ";color:var(--red);font-weight:900}
.faq details[open] summary::before{content:"− "}
.faq p{margin-top:10px;color:var(--ink2)}
/* cta band */
.band{background:var(--ink);color:#fff;border-radius:var(--radius);padding:44px;display:flex;gap:26px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-top:56px}
.band h2{color:#fff}
.band p{color:#c8ccd4;margin-top:8px}
/* footer */
footer{background:var(--ink);color:#c8ccd4;margin-top:80px}
footer .wrap{padding:56px 22px 40px;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px}
@media(max-width:820px){footer .wrap{grid-template-columns:1fr}}
footer h4{color:#fff;font-weight:800;text-transform:uppercase;font-size:.85rem;letter-spacing:.08em;margin-bottom:16px}
footer a{color:#c8ccd4;text-decoration:none}
footer a:hover{color:#fff}
footer li{list-style:none;padding:4px 0;font-size:.92rem}
footer .fb{border-top:1px solid #2c313a;padding:18px 22px;font-size:.8rem;color:#8b919c;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.fbrand{font-weight:900;font-size:1.2rem;color:#fff}.fbrand i{font-style:normal;color:var(--red)}
footer p.addr{font-size:.92rem;margin-top:10px;max-width:26em}
/* mobile action bar */
.mbar{display:none}
@media(max-width:820px){
 body{padding-bottom:64px}
 .mbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:60}
 .mbar a{text-align:center;padding:15px 0;font-weight:800;color:#fff;text-decoration:none;font-size:.95rem}
 .mbar .c{background:var(--red)} .mbar .w{background:var(--wa)}
}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--red);outline-offset:2px;border-radius:4px}