:root{
  --ink:#14161a;--ink2:#4a505a;--muted:#7b818c;--line:#e7e8ec;
  --bg:#ffffff;--soft:#f6f5f2;--dark:#101216;--dark2:#1a1d23;
  --gold:#f29b00;--gold2:#ffc357;--glow:rgba(246,200,110,.55);
  --radius:14px;--max:1200px;
  font-family:"Inter",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
h2.sec{font-size:clamp(28px,3.4vw,40px);font-weight:700;margin-bottom:14px}
.eyebrow{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:12px}
.lead{color:var(--ink2);font-size:18px;max-width:720px}
section{padding:96px 0}
.center{text-align:center}.center .lead{margin:0 auto}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:999px;font-weight:600;font-size:15px;transition:.25s;border:1.5px solid transparent;cursor:pointer}
.btn-gold{background:var(--gold);color:#1a1405}.btn-gold:hover{background:var(--gold2);box-shadow:0 8px 30px var(--glow)}
.btn-line{border-color:rgba(255,255,255,.4);color:#fff}.btn-line:hover{background:#fff;color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover{background:#000}

/* header */
header.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-family:"Nunito",sans-serif;font-weight:900;font-size:23px;letter-spacing:.04em;color:#7389a5}
.logo .mark{width:40px;height:34px}

.menu{display:flex;gap:30px;font-size:15px;font-weight:500;color:var(--ink2)}
.menu a:hover,.menu a.on{color:var(--ink)}
.menu a.on{box-shadow:inset 0 -2px 0 var(--gold)}
.nav .btn{padding:10px 20px}
.burger{display:none;background:none;border:0;font-size:26px;cursor:pointer}

/* hero */
.hero{background:radial-gradient(ellipse at 70% 40%,#2b2418 0%,var(--dark) 60%);color:#fff;padding:0;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;min-height:620px;padding-top:60px;padding-bottom:60px}
.hero h1{font-size:clamp(38px,5vw,64px);font-weight:800;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--gold2);text-shadow:0 0 30px var(--glow)}
.hero p{color:#c8ccd4;font-size:18px;margin-bottom:34px;max-width:520px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;margin-top:48px;flex-wrap:wrap}
.hero-stats div b{display:block;font-size:30px;color:#fff}
.hero-stats div span{font-size:13px;color:#9aa0aa}

.page-hero{background:radial-gradient(ellipse at 80% 30%,#2b2418 0%,var(--dark) 65%);color:#fff;padding:90px 0 80px}
.page-hero h1{font-size:clamp(34px,4.4vw,52px);margin-bottom:12px}
.page-hero p{color:#c8ccd4;max-width:680px;font-size:18px}
.crumb{font-size:13px;color:#9aa0aa;margin-bottom:16px}

/* grids */
.grid{display:grid;gap:24px}
.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g2{grid-template-columns:repeat(2,1fr)}
.head-row{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:44px;flex-wrap:wrap}

.cat{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--dark2);color:#fff;aspect-ratio:4/5;display:flex;flex-direction:column;justify-content:flex-end;transition:.3s}
.cat:hover{transform:translateY(-4px);box-shadow:0 20px 40px rgba(0,0,0,.18)}
.cat .art{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:28px 28px 90px}
.cat .txt{position:relative;padding:22px;background:linear-gradient(transparent,rgba(0,0,0,.75))}
.cat h3{font-size:19px}.cat span{font-size:13px;color:#b9bec7}

.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.3s;display:flex;flex-direction:column}
.card:hover{box-shadow:0 16px 40px rgba(20,22,26,.1);transform:translateY(-3px)}
.card .pic{background:linear-gradient(160deg,#1d2027,#0f1114);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:34px;position:relative}
.card .tag{position:absolute;top:14px;left:14px;background:var(--gold);color:#1a1405;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.card .body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column}
.card h3{font-size:16px;font-weight:600;margin-bottom:8px}
.card p{font-size:14px;color:var(--muted);flex:1}
.card .more{margin-top:14px;font-size:14px;font-weight:600;color:var(--ink)}
.card .more:hover{color:var(--gold)}

.feature{padding:30px;border-radius:var(--radius);background:var(--soft)}
.feature .ic{width:48px;height:48px;border-radius:12px;background:var(--ink);color:var(--gold2);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:22px}
.feature h3{font-size:18px;margin-bottom:8px}
.feature p{font-size:15px;color:var(--ink2)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split .visual{border-radius:20px;background:radial-gradient(circle at 50% 45%,#3a3020,#14161a 70%);aspect-ratio:5/4;display:flex;align-items:center;justify-content:center;padding:40px}
.checks{list-style:none;margin:24px 0 30px}
.checks li{padding:8px 0 8px 32px;position:relative;color:var(--ink2)}
.checks li:before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;border-radius:50%;background:var(--gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12l4 4 8-8' stroke='%231a1405' stroke-width='3' fill='none'/%3E%3C/svg%3E") center/12px no-repeat}

.dark{background:var(--dark);color:#fff}.dark .lead{color:#b9bec7}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stats b{display:block;font-size:44px;color:var(--gold2);font-weight:800}
.stats span{color:#b9bec7;font-size:14px}

.certs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:36px}
.certs span{border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:8px 20px;font-weight:600;letter-spacing:.06em;font-size:14px}

.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:s}
.step{padding:24px 20px;border:1px solid var(--line);border-radius:var(--radius);counter-increment:s;background:#fff}
.step:before{content:counter(s,decimal-leading-zero);display:block;font-size:28px;font-weight:800;color:var(--gold);margin-bottom:8px}
.step h4{font-size:15px;margin-bottom:4px}.step p{font-size:13px;color:var(--muted)}

.solution{padding:32px;border-radius:var(--radius);border:1px solid var(--line);background:#fff}
.solution h3{margin-bottom:10px;font-size:20px}
.solution p{color:var(--ink2);font-size:15px}

.cta-band{background:linear-gradient(120deg,#1a1d23,#2c2416);color:#fff;border-radius:24px;padding:60px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{font-size:32px;margin-bottom:8px}.cta-band p{color:#c8ccd4}

/* filter */
.filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}
.filter button{border:1px solid var(--line);background:#fff;padding:9px 18px;border-radius:999px;font-size:14px;cursor:pointer;font-weight:500;color:var(--ink2)}
.filter button.on,.filter button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* faq */
details{border-bottom:1px solid var(--line);padding:20px 0}
summary{font-weight:600;cursor:pointer;font-size:17px;list-style:none;display:flex;justify-content:space-between}
summary:after{content:"+";color:var(--gold);font-size:22px}
details[open] summary:after{content:"–"}
details p{color:var(--ink2);margin-top:12px}

/* form */
form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
input,select,textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);border-color:transparent}
.info-box{background:var(--soft);border-radius:var(--radius);padding:34px}
.info-box h3{margin-bottom:18px}
.info-box p{margin-bottom:16px;color:var(--ink2)}
.info-box b{display:block;color:var(--ink);font-size:14px}

/* legal */
.legal{max-width:860px;margin:0 auto}
.legal h2{font-size:22px;margin:36px 0 12px}
.legal p,.legal li{color:var(--ink2);margin-bottom:12px}
.legal ul{padding-left:22px}

/* footer */
footer{background:var(--dark);color:#b9bec7;padding:72px 0 28px;font-size:14px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
footer .logo{color:#a9b8cc;margin-bottom:16px}
footer h4{color:#fff;font-size:15px;margin-bottom:16px}
footer ul{list-style:none}footer li{margin-bottom:10px}
footer a:hover{color:var(--gold2)}
.fbottom{border-top:1px solid #2a2d33;margin-top:52px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

/* svg glow helpers */
.glow{filter:drop-shadow(0 0 10px var(--glow)) drop-shadow(0 0 22px rgba(246,200,110,.35))}

@media(max-width:980px){
  .g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}
  .hero .wrap,.split{grid-template-columns:1fr}
  .hero .wrap{min-height:auto;padding-top:56px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  .menu{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;gap:14px;border-bottom:1px solid var(--line)}
  .menu.open{display:flex}
  .burger{display:block}
  .nav .btn{display:none}
}
@media(max-width:600px){
  section{padding:64px 0}
  .g4,.g3,.g2{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
  form .row{grid-template-columns:1fr}
  .cta-band{padding:36px 24px}
}

/* photos */
.hero-pic img{width:100%;border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 60px rgba(246,200,110,.15);aspect-ratio:1/1;object-fit:cover}
.cat .art{padding:0}
.cat .art img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cat:hover .art img{transform:scale(1.05)}
.card .pic{padding:0;background:#f3f2ef}
.card .pic img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:opacity .4s}
.card .pic img.alt{opacity:0}
.card:hover .pic img.alt{opacity:1}
.card .tag{z-index:2}
.split .visual.photo{padding:0;overflow:hidden;background:none}
.split .visual.photo img{width:100%;height:100%;object-fit:cover}

/* product detail */
.card h3 a:hover{color:var(--gold)}
.card .pic{display:block}
.card .pic img{object-fit:contain;background:#fff}
.pd{padding:40px 0 72px}
.crumb2{font-size:13px;color:var(--muted);margin-bottom:28px}
.crumb2 a:hover{color:var(--gold)}
.pd-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start}
.gallery .main{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.gallery .main img{width:100%;height:100%;object-fit:contain}
.thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.thumbs .th{width:78px;height:78px;border:2px solid var(--line);border-radius:10px;overflow:hidden;padding:0;background:#fff;cursor:pointer}
.thumbs .th.on,.thumbs .th:hover{border-color:var(--gold)}
.thumbs .th img{width:100%;height:100%;object-fit:cover}
.pinfo h1{font-size:clamp(26px,3vw,36px);margin-bottom:12px}
.pmodel{font-size:14px;color:var(--muted);margin-bottom:18px}
.pmodel b{color:var(--ink)}
.pinfo .lead{font-size:17px;margin-bottom:8px}
.pcta{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}
.why{list-style:none;border-top:1px solid var(--line);padding-top:18px;font-size:14px;color:var(--ink2)}
.why li{padding:5px 0 5px 24px;position:relative}
.why li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700}
table.spec{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;font-size:15px}
table.spec th,table.spec td{padding:14px 20px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.spec th{width:34%;font-weight:600;background:#fafaf8}
@media(max-width:980px){.pd-grid{grid-template-columns:1fr;gap:32px}}