:root{
  --navy:#0f4d62; --navy-d:#0a3a4b; --navy-x:#082e3c; --navy-t:#e4eef1;
  --amber:#e39a2d; --amber-d:#c7811a; --red:#d81f26;
  --bg:#f5f2ea; --card:#fff; --line:#e3ddd0;
  --ink:#1b2830; --mut:#63705f; --mut2:#5f6c75; --soft:#ede9dd;
  --sans:'IBM Plex Sans',system-ui,sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{overflow-x:clip;max-width:100%}
body{font-family:var(--sans);font-size:16px;line-height:1.65;background:var(--bg);color:var(--ink)}
img{max-width:100%;width:auto;height:auto;display:block}
picture{display:contents}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
h1,h2,h3{font-weight:700;line-height:1.18;letter-spacing:-.3px}

/* ---------- butonlar ---------- */
.btn{display:inline-block;font-weight:600;font-size:15px;padding:11px 22px;border-radius:8px;border:1.5px solid transparent;transition:background .15s,border-color .15s,color .15s;cursor:pointer}
.btn-lg{padding:13px 28px;font-size:16px}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-d);color:#fff}
.btn-amber{background:var(--amber);color:#1d1608}
.btn-amber:hover{background:var(--amber-d);color:#1d1608}
.btn-line{border-color:#c9c2b2;color:var(--navy)}
.btn-line:hover{border-color:var(--navy);background:var(--navy-t)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:#e8e2d3}
.btn-ghostw{border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghostw:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ---------- topbar ---------- */
.topbar{background:var(--navy-x);color:#a8c6d0;font-size:13px}
.topbar-in{display:flex;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px}
.tb-slogan{font-family:var(--mono);font-size:12.5px;letter-spacing:.2px;color:var(--amber);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-right{display:flex;gap:20px;flex-shrink:0}
.tb-right a{white-space:nowrap}
.tb-right a:hover{color:#fff}

/* ---------- header (petrol) ---------- */
.hdr{background:var(--navy);border-bottom:3px solid var(--amber);position:sticky;top:0;z-index:50}
.hdr-in{display:flex;align-items:center;gap:24px;padding-top:13px;padding-bottom:13px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-gf{width:46px;height:46px;object-fit:contain;background:#fff;border-radius:9px;padding:4px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:20px;font-weight:700;letter-spacing:-.3px;color:#fff}
.brand-text small{font-size:11.5px;color:#9dc0cc;letter-spacing:.6px}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav>a,.nav-dd>a{font-size:15px;font-weight:500;color:#d3e4ea;padding:9px 13px;border-radius:8px}
.nav>a:hover,.nav-dd>a:hover{color:#fff;background:rgba(255,255,255,.10)}
.nav>a.on,.nav-dd>a.on{color:#fff;background:rgba(255,255,255,.14);font-weight:600}
.nav-dd{position:relative;display:inline-flex}
.nav-dd svg{margin-left:4px;opacity:.55}
.nav-dd .sub{position:absolute;top:100%;left:0;min-width:270px;background:#fff;border:1px solid var(--line);border-radius:0 0 12px 12px;box-shadow:0 18px 44px rgba(8,46,60,.25);padding:8px 0;display:none;flex-direction:column;z-index:60}
.nav-dd:hover .sub,.nav-dd:focus-within .sub{display:flex}
.sub a{display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--ink);font-size:14.5px;padding:8px 18px}
.sub a:hover{background:var(--soft);color:var(--navy)}
.sub a i{font-style:normal;font-family:var(--mono);font-size:12px;color:var(--mut2)}
.sub .sub-all{border-top:1px solid var(--line);margin-top:6px;font-weight:600;color:var(--navy)}
.hdr-search{display:flex;align-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:8px;overflow:hidden;transition:background .15s}
.hdr-search input{background:transparent;border:0;color:#fff;font-family:var(--sans);font-size:14px;padding:9px 12px;width:170px;outline:none}
.hdr-search input::placeholder{color:#a5c3cd}
.hdr-search button{background:transparent;border:0;color:#cfe1e7;padding:9px 11px;cursor:pointer;display:flex}
.hdr-search button:hover{color:#fff}
.hdr-search:focus-within{background:rgba(255,255,255,.2);border-color:var(--amber)}
.hdr .btn-navy{background:var(--amber);color:#1d1608}
.hdr .btn-navy:hover{background:var(--amber-d)}
.burger{display:none;background:transparent;border:0;cursor:pointer;padding:8px;margin-left:auto}
.burger span{display:block;width:25px;height:2.5px;background:#fff;margin:5px 0;border-radius:2px;transition:transform .2s,opacity .2s}
.burger.x span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- mobil menü ---------- */
.mmenu{display:none;background:var(--navy-d);border-bottom:3px solid var(--amber);padding:10px 22px 22px}
.mmenu.open{display:block}
.mmenu>a{display:block;font-size:16.5px;font-weight:600;padding:11px 4px;border-bottom:1px solid rgba(255,255,255,.12);color:#fff}
.mmenu>a.btn{border-bottom:0;text-align:center;margin-top:14px;display:block;background:var(--amber);color:#1d1608}
.mmenu-tel{text-align:center;color:#a8c6d0;margin-top:10px;display:block}
.mmenu-search{display:flex;gap:8px;margin-top:14px}
.mmenu-search input{flex:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;padding:11px 12px;font-size:15px;outline:none}
.mmenu-search input::placeholder{color:#a5c3cd}
.mmenu-search button{background:var(--amber);border:0;border-radius:8px;color:#1d1608;padding:0 20px;font-weight:600;cursor:pointer}

/* ---------- hero (petrol) ---------- */
.hero{background:linear-gradient(160deg,var(--navy-d) 0%,var(--navy) 58%,#136079 100%)}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:64px;padding-bottom:70px}
.eyebrow{font-family:var(--mono);font-size:13px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--amber);margin-bottom:16px}
.eyebrow::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--red);margin-right:9px;vertical-align:1px}
.hero h1{font-size:46px;color:#fff;max-width:560px}
.hero h1 em{font-style:normal;color:var(--amber);border-bottom:4px solid rgba(227,154,45,.35)}
.hero-sub{color:#c5dae2;font-size:17.5px;max-width:540px;margin:18px 0 28px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-cta .btn-navy{background:var(--amber);color:#1d1608}
.hero-cta .btn-navy:hover{background:var(--amber-d)}
.hero-cta .btn-line{border-color:rgba(255,255,255,.4);color:#fff}
.hero-cta .btn-line:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.hero-facts{display:flex;gap:38px;flex-wrap:wrap;margin-top:42px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16)}
.hero-facts dt{font-size:24px;font-weight:700;color:#fff;letter-spacing:-.5px}
.hero-facts dd{font-size:13px;color:#a8c6d0}
.hero-brands{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.hb-card{background:#fff;border-radius:14px;height:104px;display:flex;align-items:center;justify-content:center;padding:16px;box-shadow:0 10px 30px rgba(5,26,34,.35);transition:transform .15s,box-shadow .15s}
.hb-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(5,26,34,.45)}
.hb-card img{max-height:64px;object-fit:contain}
.hb-card span{font-weight:600;color:var(--mut2);font-size:14px;text-align:center}

/* ---------- bölüm başlıkları ---------- */
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.sec-head h2{font-size:30px;color:var(--ink);position:relative;padding-left:16px}
.sec-head h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:5px;border-radius:3px;background:var(--amber)}
.sec-head p{color:var(--mut2);margin-top:4px}
.sec-link{font-weight:600;font-size:15px;color:var(--navy)}
.sec-link:hover{color:var(--navy-d);text-decoration:underline}
.sec-head-inv h2,.sec-head-inv p{color:var(--ink)}

/* ---------- marka kartları ---------- */
.brands-band{padding:60px 0 66px}
.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.b-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .15s,box-shadow .15s,transform .15s}
.b-card:hover{border-color:var(--navy);box-shadow:0 12px 30px rgba(27,40,48,.12);transform:translateY(-2px)}
.b-logo{height:120px;display:flex;align-items:center;justify-content:center;padding:18px;background:#fff}
.b-logo img{max-height:80px;object-fit:contain}
.b-logo b{color:var(--mut2);font-size:17px}
.b-name{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 16px;border-top:2px solid var(--soft);font-weight:600;font-size:15px}
.b-name i{font-style:normal;font-family:var(--mono);font-size:12px;color:var(--mut2);font-weight:400;white-space:nowrap}
.b-card:hover .b-name{border-top-color:var(--amber)}

/* ---------- ürün kartları ---------- */
.feat{padding:8px 0 66px}
.p-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.p-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;color:var(--ink);transition:border-color .15s,box-shadow .15s,transform .15s}
.p-card:hover{border-color:var(--navy);box-shadow:0 12px 30px rgba(27,40,48,.12);transform:translateY(-2px)}
.p-img{display:block;background:#fff;height:200px;padding:16px;border-bottom:1px solid var(--soft)}
.p-img img{width:100%;height:100%;object-fit:contain}
.p-body{display:flex;flex-direction:column;gap:5px;padding:13px 16px 15px;flex:1}
.p-brand{font-style:normal;font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:1.2px;text-transform:uppercase;color:var(--amber-d)}
.p-body strong{font-size:15.5px;font-weight:600;line-height:1.35}
.p-quote{margin-top:auto;padding-top:10px;font-size:13.5px;font-weight:600;color:#a09a8a}
.p-card:hover .p-quote{color:var(--navy)}

/* ---------- neden görgülü (krem üstünde beyaz kartlar) ---------- */
.why{background:linear-gradient(135deg,var(--navy-x),var(--navy-d));padding:62px 0 66px}
.why .sec-head h2{color:#fff}
.why .sec-head p{color:var(--amber);font-family:var(--mono);font-size:14px}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:34px}
.why-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-top:3px solid var(--amber);border-radius:14px;padding:24px 22px;color:#fff}
.why-card strong{display:block;font-size:17.5px;margin-bottom:8px}
.why-card p{font-size:14.5px;opacity:.8}
.why-cta{display:flex;gap:12px;flex-wrap:wrap}
.why-cta .btn-white{background:var(--amber);color:#1d1608}
.why-cta .btn-white:hover{background:var(--amber-d)}

/* ---------- seo bandı ---------- */
.seo-band{background:transparent;padding:52px 0 60px}
.seo-band h2{font-size:24px;margin-bottom:12px}
.seo-band p{color:var(--mut2);max-width:920px}
.seo-band a{color:var(--navy);font-weight:600}
.seo-band a:hover{text-decoration:underline}

/* ---------- sayfa başlığı + listeler ---------- */
.page-head{background:linear-gradient(160deg,var(--navy-d),var(--navy));padding:36px 0 32px}
.page-head-slim{padding:14px 0}
.crumb{font-family:var(--mono);font-size:12.5px;color:#9dc0cc;margin-bottom:10px}
.crumb a:hover{color:#fff}
.page-head h1{font-size:36px;color:#fff}
.page-intro{color:#c5dae2;margin-top:6px;max-width:720px}
.listing{padding:32px 0 72px;min-height:40vh}
.brandbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.bb{background:var(--card);border:1px solid var(--line);border-radius:8px;color:#41505a;font-size:13.5px;font-weight:500;padding:7px 14px;transition:border-color .15s,background .15s,color .15s}
.bb:hover{border-color:var(--navy);color:var(--navy)}
.bb-on{background:var(--navy);border-color:var(--navy);color:#fff;font-weight:600}
.empty{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:34px;max-width:640px}
.empty a{color:var(--navy);font-weight:600}
.pager{display:flex;gap:8px;flex-wrap:wrap;margin-top:34px}
.pg{background:var(--card);border:1px solid var(--line);border-radius:8px;min-width:40px;text-align:center;padding:8px 0;font-weight:600;font-size:14.5px;color:#41505a}
.pg:hover{border-color:var(--navy);color:var(--navy)}
.pg-on{background:var(--navy);border-color:var(--navy);color:#fff}
.pg-dots{align-self:center;color:var(--mut2)}

/* ---------- ürün detay ---------- */
.pd{padding:34px 0 64px}
.pd-in{display:grid;grid-template-columns:1fr 1.1fr;gap:42px;align-items:start}
.pd-media{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;aspect-ratio:1;position:sticky;top:99px;display:flex;align-items:center;justify-content:center}
.pd-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.pd-brand{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:1.4px;text-transform:uppercase;color:#7a5410;background:#f3e3c3;border-radius:7px;padding:5px 12px;margin-bottom:14px}
.pd-brand:hover{background:#ecd5a4}
.pd-body h1{font-size:32px}
.pd-desc{margin:16px 0 6px;color:#41505a}
.pd-desc p{margin-bottom:12px}
.pd-desc ul,.pd-desc ol{margin:0 0 12px 22px}
.pd-note{background:var(--navy-t);border-left:3px solid var(--amber);border-radius:8px;color:#2c4a58;font-size:14px;padding:12px 16px;margin:14px 0 22px}
.pd-cta{display:flex;gap:12px;flex-wrap:wrap}
.rel{padding:6px 0 76px}
.rel .sec-head h2{font-size:24px}

/* ---------- içerik sayfaları ---------- */
.content-page{padding:40px 0 76px}
.content-cols{display:grid;grid-template-columns:1.6fr .8fr;gap:32px;align-items:start}
.content-main{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:34px 38px}
.content-main h2{font-size:23px;margin:10px 0 12px}
.content-main p{margin-bottom:14px;color:#41505a}
.content-main ul{margin:0 0 14px 22px;color:#41505a}
.content-main li{margin-bottom:8px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:16px}
.ftr-h{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--mut2);margin-bottom:12px}
.side-link{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--soft);color:var(--ink);font-size:14.5px;font-weight:500}
.side-link:last-child{border-bottom:0}
.side-link:hover{color:var(--navy)}
.side-link i{font-style:normal;font-family:var(--mono);color:var(--mut2);font-size:12px;font-weight:400}
.side-card-navy{background:linear-gradient(135deg,var(--navy-x),var(--navy-d));border-color:var(--navy-d);color:#fff}
.side-card-navy .ftr-h{color:var(--amber)}
.side-card-navy p{margin-bottom:14px;font-size:14.5px;opacity:.9}
.side-card-navy .btn-white{background:var(--amber);color:#1d1608}
.side-card-navy .btn-white:hover{background:var(--amber-d)}
.side-tel{display:block;text-align:center;margin-top:10px;font-size:18px;font-weight:700;letter-spacing:.3px;color:#fff}

/* ---------- iletişim ---------- */
.contact{padding:40px 0 76px}
.c-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.c-card{background:var(--card);border:1px solid var(--line);border-top:3px solid var(--amber);border-radius:14px;padding:22px}
.c-label{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--mut2);margin-bottom:8px}
.c-val{font-size:15.5px;font-weight:600;line-height:1.5}
.c-val a:hover{color:var(--navy)}
.c-sub{font-size:13.5px;color:var(--mut2);margin-top:8px}
.c-card-navy{background:linear-gradient(135deg,var(--navy-x),var(--navy-d));border-color:var(--navy-d);border-top-color:var(--amber);color:#fff}
.c-card-navy .c-label{color:var(--amber)}
.c-card-navy .btn{margin-top:12px;background:var(--amber);color:#1d1608}
.c-card-navy .btn:hover{background:var(--amber-d)}
.map{border-radius:16px;overflow:hidden;border:1px solid var(--line)}
.map iframe{display:block;width:100%}

/* ---------- footer ---------- */
.ftr{background:var(--navy-x);color:#b7cfd7}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-top:50px;padding-bottom:42px}
.ftr-brand{font-size:20px;font-weight:700;color:#fff;line-height:1.2}
.ftr-brand small{display:block;font-family:var(--mono);font-size:11.5px;color:var(--amber);font-weight:400;letter-spacing:.6px;margin-top:5px}
.ftr-txt{font-size:14px;margin-top:12px;color:#9bb8c2}
.ftr .ftr-h{color:#7fa2af}
.ftr-link{display:block;color:#b7cfd7;font-size:14.5px;padding:4px 0}
.ftr-link:hover{color:#fff}
.ftr-bottom{border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#7fa2af}
.ftr-bottom-in{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px}

/* ---------- responsive ---------- */
@media (max-width:1060px){
  .nav,.hdr-search,.hdr-cta{display:none}
  .burger{display:block}
  .hero-in{grid-template-columns:1fr;gap:40px;padding-top:44px;padding-bottom:52px}
  .hero h1{font-size:38px}
  .hero-brands{max-width:560px}
  .brand-grid{grid-template-columns:repeat(3,1fr)}
  .p-grid{grid-template-columns:repeat(3,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .c-grid{grid-template-columns:repeat(2,1fr)}
  .content-cols{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .tb-slogan{display:none}
  .topbar-in{justify-content:center}
  .hero h1{font-size:31px}
  .hero-facts{gap:24px}
  .hero-brands{grid-template-columns:repeat(3,1fr);gap:10px}
  .hb-card{height:84px;padding:12px}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .p-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .p-img{height:150px}
  .why-grid{grid-template-columns:1fr}
  .c-grid{grid-template-columns:1fr}
  .page-head h1{font-size:28px}
  .pd-in{grid-template-columns:1fr;gap:26px}
  .pd-media{position:static;aspect-ratio:4/3;max-height:56vh}
  .pd-body h1{font-size:25px}
  .sec-head h2{font-size:24px}
  .ftr-grid{grid-template-columns:1fr;gap:26px}
  .ftr-bottom-in{justify-content:center;text-align:center}
}
@media (max-width:420px){
  .p-grid{grid-template-columns:1fr}
  .hero h1{font-size:28px}
}