/* Layout: koyu şase bandı üzerinde büyük ürün; altında açık yüzeyli teknik bölümler.
   Palet: grafit şase, kırık beyaz panel, GRANFAB kırmızısı (hortum rengi), bakır logo tonu. */
:root{
  --bg:#F1F2F4; --surface:#FFFFFF; --ink:#1D2430; --muted:#586272; --line:#D8DCE2;
  --accent:#D63A2C; --accent-ink:#FFFFFF; --copper:#B9714A;
  --band:#222A35; --band-ink:#EEF0F3; --band-muted:#A3ADBA; --band-line:#37414F;
  --f-display:'Barlow Condensed','Arial Narrow',Arial,sans-serif;
  --f-body:'Barlow',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#12161C; --surface:#1A2029; --ink:#ECEFF2; --muted:#9BA5B2; --line:#2B3440;
    --accent:#EF5448; --accent-ink:#FFFFFF; --copper:#D08A63;
    --band:#1A2029; --band-ink:#EEF0F3; --band-muted:#A3ADBA; --band-line:#2B3440;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#12161C; --surface:#1A2029; --ink:#ECEFF2; --muted:#9BA5B2; --line:#2B3440;
  --accent:#EF5448; --accent-ink:#FFFFFF; --copper:#D08A63;
  --band:#1A2029; --band-ink:#EEF0F3; --band-muted:#A3ADBA; --band-line:#2B3440;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.wrap{max-width:1180px;margin-inline:auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);font-weight:700;line-height:1.02;letter-spacing:.005em;text-wrap:balance;margin:0}
.eyebrow{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
.band .eyebrow{color:#FF8A80}

/* header */
.band{background:var(--band);color:var(--band-ink)}
.top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:20px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;line-height:1;text-decoration:none}
.brand b{font-family:var(--f-display);font-size:28px;letter-spacing:.06em}
.brand b span{color:var(--accent)}
.brand small{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;color:var(--band-muted);margin-top:5px;text-transform:uppercase}
nav{display:flex;gap:6px 26px;flex-wrap:wrap;font-weight:500;font-size:15px}
nav a{text-decoration:none;color:var(--band-muted);padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--band-ink);border-bottom-color:var(--accent)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center;padding-block:clamp(28px,5vw,64px) clamp(36px,6vw,72px)}
.hero h1{font-size:clamp(44px,7.2vw,92px);text-transform:uppercase}
.hero h1 em{font-style:normal;color:var(--accent)}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--band-muted);max-width:52ch;margin:22px 0 30px}
.lead strong{color:var(--band-ink);font-weight:600}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 24px;font:600 16px var(--f-body);text-decoration:none;border:2px solid var(--accent);background:var(--accent);color:var(--accent-ink);border-radius:2px;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--band-ink);border-color:var(--band-line)}
.btn.ghost:hover{border-color:var(--band-ink)}
.stage{position:relative;display:grid;place-items:center;min-width:0}
.stage::before{content:"";position:absolute;inset:6% 4%;background:radial-gradient(closest-side,rgba(255,255,255,.16),rgba(255,255,255,0) 72%)}
.stage img{position:relative;width:100%;max-width:560px;filter:drop-shadow(0 28px 34px rgba(0,0,0,.45))}

/* fact strip */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--band-line)}
.facts div{padding:22px 20px 24px 0;border-right:1px solid var(--band-line)}
.facts div+div{padding-left:20px}
.facts div:last-child{border-right:0}
.facts dt{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--band-muted);margin:0 0 6px}
.facts dd{margin:0;font-family:var(--f-display);font-weight:700;font-size:clamp(22px,2.5vw,32px);line-height:1.05}
.facts dd small{font-size:.55em;font-weight:600;color:var(--band-muted);letter-spacing:.04em}

/* sections */
section{padding-block:clamp(52px,8vw,100px)}
.head{max-width:720px;margin-bottom:clamp(28px,4vw,48px)}
.head h2{font-size:clamp(34px,5vw,58px);text-transform:uppercase}
.head p{color:var(--muted);margin:16px 0 0;max-width:60ch}

/* products */
.products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.card{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.card .pic{background:linear-gradient(180deg,rgba(128,140,156,.10),rgba(128,140,156,.22));padding:28px;display:grid;grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr);place-items:center;height:clamp(360px,42vw,540px);overflow:hidden}
.card .pic img{max-height:100%;width:auto;max-width:78%;filter:drop-shadow(0 18px 20px rgba(0,0,0,.25))}
.card .body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:14px;flex:1}
.card h3{font-size:44px}
.tag{font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.card p{margin:0;color:var(--muted)}
.card ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:16px}
.card li{display:flex;gap:10px}
.card li::before{content:"";flex:none;width:10px;height:2px;background:var(--accent);margin-top:.8em}
.card .btn{align-self:flex-start;margin-top:auto}
.btn.dark{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.card .pic.photo{padding:0;overflow:hidden}
.card .pic.photo img{width:100%;height:100%;max-width:none;object-fit:cover;object-position:50% 52%;filter:none}
.spec-wrap h3{font-size:28px;text-transform:uppercase;margin:0 0 6px}
.spec-wrap h3.next{margin-top:44px}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.gallery figure{margin:0;background:var(--surface);border:1px solid var(--line);padding:18px 14px 12px;display:grid;gap:10px;align-content:space-between}
.gallery img{width:100%;height:340px;object-fit:contain}
.gallery figcaption{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border-top:1px solid var(--line);padding-top:10px}

/* advantages */
.adv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:2px solid var(--ink)}
.adv article{padding:26px 26px 30px 0;border-bottom:1px solid var(--line)}
.adv article:not(:nth-child(3n+1)){padding-left:26px;border-left:1px solid var(--line)}
.adv h3{font-size:27px;margin-bottom:10px;text-transform:uppercase}
.adv p{margin:0;color:var(--muted);font-size:16px}

/* specs */
.specs-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(24px,4vw,56px);align-items:start}
.spec-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:16px}
th,td{text-align:left;padding:14px 0;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--f-mono);font-weight:500;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);width:38%;padding-right:18px}
td{font-weight:500}
.side h3{font-size:28px;text-transform:uppercase;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 12px;padding:0;list-style:none}
.chips li{border:1px solid var(--line);background:var(--surface);padding:7px 12px;font-size:15px;font-weight:500}
.note{font-size:14px;color:var(--muted);margin:0 0 34px}
.uses{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:4px 22px}
.uses li{padding:9px 0;border-bottom:1px solid var(--line);font-size:15.5px}

/* support */
.support{background:var(--band);color:var(--band-ink)}
.support .head p{color:var(--band-muted)}
.sup{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.steps{margin:0;padding:0;list-style:none;display:grid;gap:0}
.steps li{display:flex;gap:16px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--band-line);font-size:18px}
.steps li::before{content:"";flex:none;width:12px;height:12px;background:var(--accent);transform:translateY(1px)}
.warranty{border:1px solid var(--band-line);padding:34px;display:grid;gap:10px}
.warranty .big{font-family:var(--f-display);font-weight:700;font-size:clamp(88px,13vw,150px);line-height:.85;color:var(--accent)}
.warranty .big small{font-size:.32em;color:var(--band-ink);letter-spacing:.04em;margin-left:8px;text-transform:uppercase}
.warranty p{margin:0;color:var(--band-muted)}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px)}
.contact h2{font-size:clamp(34px,5vw,58px);text-transform:uppercase}
.rows{display:grid;gap:0;margin:0}
.rows div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.rows dt{font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-top:4px}
.rows dd{margin:0;font-weight:500;overflow-wrap:anywhere}
footer{background:var(--band);color:var(--band-muted);padding-block:26px;font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px}

.stage.photo::before{display:none}
.stage.photo img{max-width:none;width:100%;aspect-ratio:1/1.04;object-fit:cover;object-position:50% 52%;filter:none;border:1px solid var(--band-line)}
.sectors{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.sec{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.sec img{width:100%;aspect-ratio:793/400;object-fit:cover}
.sec div{padding:22px 24px 26px}
.sec h3{font-size:30px;text-transform:uppercase;margin-bottom:10px}
.sec p{margin:0;color:var(--muted);font-size:16px}
.supimg{display:grid;place-items:center}
.supimg img{max-width:min(100%,380px);filter:drop-shadow(0 24px 28px rgba(0,0,0,.4))}
@media (max-width:900px){
  .sectors{grid-template-columns:minmax(0,1fr)}
  .stage.photo img{aspect-ratio:1/.9}
  .hero,.specs-grid,.sup,.contact{grid-template-columns:minmax(0,1fr)}
  .stage{order:-1}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .facts div:nth-child(2){border-right:0}
  .facts div:nth-child(3){padding-left:0}
  .facts div:nth-child(n+3){border-top:1px solid var(--band-line)}
  .products{grid-template-columns:minmax(0,1fr)}
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
  .adv{grid-template-columns:repeat(2,minmax(0,1fr))}
  .adv article,.adv article:not(:nth-child(3n+1)){padding:24px 20px 26px 0;border-left:0}
  .adv article:nth-child(even){padding-left:20px;border-left:1px solid var(--line)}
}
@media (max-width:560px){
  body{font-size:16px}
  .facts div,.facts div+div{padding:18px 12px 18px 0}
  .facts div:nth-child(even){padding-left:14px}
  .gallery img{height:240px}
  .adv{grid-template-columns:minmax(0,1fr)}
  .adv article,.adv article:nth-child(even){padding:22px 0 24px;border-left:0}
  .uses{grid-template-columns:minmax(0,1fr)}
  .rows div{grid-template-columns:minmax(0,1fr);gap:2px}
  .card .body{padding:22px 20px 26px}
  .warranty{padding:24px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---- çok sayfalı site eklemeleri ---- */
.btn.small{padding:9px 16px;font-size:14.5px}
.top nav{align-items:center}
.crumbs{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;color:var(--band-muted);padding:2px 0 8px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--band-ink)}
.crumbs span{opacity:.6;margin:0 6px}
.pagehead{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(20px,4vw,56px);align-items:center;padding-block:clamp(20px,4vw,44px) clamp(34px,5vw,64px)}
.pagehead.single{grid-template-columns:minmax(0,1fr)}
.pagehead h1{font-size:clamp(36px,5.6vw,68px);text-transform:uppercase}
.pagehead h1 em{font-style:normal;color:var(--accent)}
.pagehead .lead{max-width:60ch}
.pagehead .meta{margin:18px 0 0}
.pagehead .stage.photo img{aspect-ratio:1/1.04}
.pagehead .stage.cut img{max-width:480px}
.meta{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.06em;color:var(--band-muted)}
.prose{max-width:74ch}
.prose h2{font-size:clamp(28px,3.2vw,40px);text-transform:uppercase;margin:1.9em 0 .55em}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:25px;margin:1.6em 0 .4em}
.prose p{margin:0 0 1.1em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}
.prose li{margin:.35em 0}
.prose a{color:var(--accent)}
.prose strong{font-weight:600}
.prose img{margin:1.4em 0}
.answer{border-left:4px solid var(--accent);background:var(--surface);padding:18px 22px;margin:0 0 1.8em;font-size:1.04em}
.toc{background:var(--surface);border:1px solid var(--line);padding:18px 22px;margin:0 0 2em}
.toc b{font-family:var(--f-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:500}
.toc ol{margin:10px 0 0;padding-left:1.2em}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}
.tablewrap{overflow-x:auto;margin:0 0 1.8em}
table.cmp{min-width:560px}
table.cmp thead th{border-bottom:2px solid var(--ink);color:var(--ink);width:auto}
table.cmp th,table.cmp td{padding:12px 16px 12px 0}
table.cmp tbody th{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:15.5px;font-weight:600;color:var(--ink);width:20%}
table.cmp td{font-weight:400}
.callout{border:1px solid var(--line);background:var(--surface);padding:20px 24px;margin:1.6em 0}
.callout p:last-child{margin-bottom:0}
.sources{font-size:14.5px;color:var(--muted)}
.blogs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.blogs.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.postcard{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;text-decoration:none;min-width:0}
.postcard .pimg{aspect-ratio:16/9;background:linear-gradient(180deg,rgba(128,140,156,.10),rgba(128,140,156,.24));overflow:hidden}
.postcard .pimg img{width:100%;height:100%;object-fit:cover}
.postcard .pimg.contain img{object-fit:contain;padding:14px}
.postcard .pb{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px}
.postcard h3{font-size:27px}
.postcard p{margin:0;color:var(--muted);font-size:15.5px}
.postcard time{font-family:var(--f-mono);font-size:12px;color:var(--muted);letter-spacing:.06em}
.postcard:hover h3{color:var(--accent)}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:18px}
.faq details p{margin:10px 0 0;color:var(--muted);max-width:70ch}
.form{display:grid;gap:16px;max-width:560px}
.form label{display:grid;gap:6px;font-weight:500;font-size:15px}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:2px;width:100%}
.form textarea{min-height:110px;resize:vertical}
.form .hint{font-size:13.5px;color:var(--muted);margin:0}
.sent{margin-top:6px;font-size:15px;color:var(--muted)}
.calc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;background:var(--surface);border:1px solid var(--line);padding:24px;margin:1.4em 0}
.calc label{display:grid;gap:6px;font-weight:500;font-size:15px}
.calc input{font:inherit;padding:11px 12px;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:2px;width:100%}
.calc .out{grid-column:1/-1;border-top:1px solid var(--line);padding-top:16px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.calc .out div{display:grid;gap:2px}
.calc .out span{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.calc .out b{font-family:var(--f-display);font-size:30px;line-height:1.05}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:start}
.cta-band{background:var(--band);color:var(--band-ink);padding-block:clamp(40px,6vw,72px)}
.cta-band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px 40px}
.cta-band h2{font-size:clamp(30px,4.2vw,50px);text-transform:uppercase;max-width:20ch}
.cta-band p{margin:10px 0 0;color:var(--band-muted);max-width:52ch}
.lp-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:18px}
.lp-points{display:grid;gap:12px;margin:22px 0 0;padding:0;list-style:none}
.lp-points li{display:flex;gap:12px;color:var(--band-ink)}
.lp-points li::before{content:"";flex:none;width:12px;height:12px;background:var(--accent);margin-top:.5em}
footer.site{padding-block:44px 28px}
footer.site .wrap.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px 40px;align-items:start}
footer.site h4{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--band-ink);margin:0 0 12px;font-weight:500}
footer.site ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
footer.site a{text-decoration:none}
footer.site a:hover{color:var(--band-ink);text-decoration:underline}
footer.site .brand b{color:var(--band-ink)}
footer.site address{font-style:normal;line-height:1.7;margin-top:12px}
footer.site .legal{grid-column:1/-1;border-top:1px solid var(--band-line);padding-top:18px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;font-size:13.5px}
.consent{position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--band);color:var(--band-ink);padding:16px max(16px,env(safe-area-inset-right,0px)) calc(16px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;font-size:14.5px;border-top:1px solid var(--band-line)}
.consent[hidden]{display:none}
.consent p{margin:0;max-width:70ch;color:var(--band-muted)}
.consent a{color:var(--band-ink)}
.consent .row{display:flex;gap:10px}
.nf{text-align:center;padding-block:90px}
@media (max-width:900px){
  .pagehead{grid-template-columns:minmax(0,1fr)}
  .pagehead .stage{order:-1}
  .blogs,.blogs.two{grid-template-columns:minmax(0,1fr)}
  .contact-grid{grid-template-columns:minmax(0,1fr)}
  footer.site .wrap.foot{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  footer.site .wrap.foot>div:first-child{grid-column:1/-1}
}
@media (max-width:560px){
  .calc{grid-template-columns:minmax(0,1fr)}
  .calc .out{grid-template-columns:minmax(0,1fr)}
  footer.site .wrap.foot{grid-template-columns:minmax(0,1fr)}
}