/* Madeni Yağ Dünyası — endüstriyel tema */
:root{
  --ink:#11161d; --ink2:#1c2430; --text:#1d2430; --muted:#5d6878;
  --bg:#ffffff; --bg2:#f4f5f7; --line:#e3e6eb;
  --amber:#f5a300; --amber-d:#c98500; --wa:#1fa855; --wa-d:#178a45;
  --radius:14px; --shadow:0 8px 28px rgba(17,22,29,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:inherit}
img,svg{max-width:100%}
h1,h2,h3{line-height:1.2;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(1.9rem,4vw,3rem);letter-spacing:-.02em}
h2{font-size:clamp(1.4rem,2.6vw,2rem);letter-spacing:-.01em}
h3{font-size:1.1rem}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px}
.narrow{max-width:860px}
.center{text-align:center}
.muted{color:var(--muted);font-size:.88rem}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber-d);margin-bottom:.6em}
.lead{font-size:1.1rem;color:var(--muted);max-width:760px}

/* üst bar & header */
.topbar{background:var(--ink);color:#c9d1dc;font-size:.85rem}
.topbar-in{display:flex;justify-content:space-between;gap:12px;padding-block:7px;flex-wrap:wrap}
.topbar a{text-decoration:none;color:#fff;margin-left:16px}
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-mark{display:block;width:40px;height:66px;flex:none}
.logo-svg{width:100%;height:100%;display:block}
.logo-text{display:flex;flex-direction:column;line-height:1}
.logo-name{font-family:Georgia,"Times New Roman",serif;font-weight:700;font-size:1.3rem;line-height:1.08;color:#12233F;letter-spacing:.02em;padding-bottom:5px;border-bottom:2px solid #8C4E12}
.logo-tag{font-family:Arial,Helvetica,sans-serif;font-size:.56rem;letter-spacing:.2em;color:#5B6672;margin-top:5px;white-space:nowrap}
.nav{display:flex;align-items:center;gap:6px}
.nav a{white-space:nowrap;text-decoration:none;padding:8px 12px;border-radius:8px;font-weight:600;color:var(--ink2)}
.nav a:hover,.nav a.active{background:var(--bg2)}
.nav-cart{background:var(--ink)!important;color:#fff!important}
.cart-count{display:inline-grid;place-items:center;min-width:22px;height:22px;border-radius:11px;background:var(--amber);color:var(--ink);font-size:.78rem;margin-left:4px;padding:0 6px}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;font-size:1.3rem;padding:4px 12px;cursor:pointer}

/* butonlar */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:10px;border:2px solid var(--amber);background:var(--amber);color:var(--ink);font-weight:700;text-decoration:none;cursor:pointer;font-size:1rem;transition:.15s}
.btn:hover{background:var(--amber-d);border-color:var(--amber-d)}
.btn-wa{background:var(--wa);border-color:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-d);border-color:var(--wa-d)}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-ghost:hover{background:rgba(127,127,127,.12);border-color:currentColor}
.btn-sm{padding:8px 12px;font-size:.9rem}
.btn-block{width:100%;margin-top:8px}

/* hero */
.hero{background:radial-gradient(1200px 500px at 90% -10%,#2b3646 0,transparent 60%),linear-gradient(135deg,#11161d,#1c2430);color:#dfe5ee;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:auto 0 0 0;height:8px;background:repeating-linear-gradient(-45deg,var(--amber) 0 18px,var(--ink) 18px 36px)}
.hero-in{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;padding-block:64px 72px}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero .lead{color:#b9c3d0}
.hero .lead b{color:#fff}
.hero .eyebrow{color:var(--amber)}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}
.hero-points{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.93rem}
.hero .btn-ghost{color:#fff}
.hero-il .hero-in{padding-block:40px 56px}

.card{background:#fff;color:var(--text);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card h2{font-size:1.3rem}
label{display:block;font-weight:600;font-size:.9rem;margin-bottom:12px;color:var(--ink2)}
input,select,textarea{display:block;width:100%;margin-top:5px;padding:11px 12px;border:1px solid #cfd5dd;border-radius:9px;font:inherit;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(245,163,0,.35);border-color:var(--amber)}
.finder-result{background:var(--bg2);border-radius:10px;padding:12px 14px;margin-bottom:8px;font-size:.95rem}

.il-card dl{margin:14px 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.il-card dt{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.il-card dd{margin:0;font-weight:800;font-size:1.15rem;color:var(--ink)}
.badge{display:inline-block;padding:6px 12px;border-radius:30px;font-weight:800;font-size:.85rem;background:var(--amber);color:var(--ink)}
.badge-merkez,.badge-yakin{background:#16a34a;color:#fff}
.badge-orta{background:var(--amber)}
.badge-uzak{background:#e2e8f0}

/* istatistik */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:-28px;position:relative;z-index:2;box-shadow:var(--shadow)}
.stats div{background:#fff;padding:20px;text-align:center}
.stats b{display:block;font-size:1.8rem;color:var(--ink)}
.stats span{color:var(--muted);font-size:.9rem}

/* bölümler */
.section{padding-block:56px}
.section.alt{background:var(--bg2)}
.section-head{margin-bottom:26px}
.section-head.row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.page-head{padding-block:28px 8px}
.crumbs{font-size:.85rem;color:var(--muted);padding-block:14px}
.crumbs a{color:var(--muted)}
.crumbs i{font-style:normal;margin:0 4px;opacity:.5}
.hero-il + .section, .crumbs + .hero{margin-top:0}

.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;transition:.18s;border-top:4px solid var(--amber)}
.cat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cat p{color:var(--muted);font-size:.93rem;flex:1}
.cat .more{font-weight:700;color:var(--amber-d)}
.cat-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:12px;background:var(--ink);color:var(--amber);margin-bottom:14px}
.cat-icon svg{width:30px;height:30px}
.cat-icon.big{width:64px;height:64px}

.products{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column}
.product p{color:var(--muted);font-size:.92rem}
.product .spec{color:var(--ink2);font-weight:600;margin-bottom:.4em}
.tag{align-self:flex-start;font-size:.72rem;font-weight:700;background:var(--bg2);border-radius:6px;padding:3px 8px;margin-bottom:10px;color:var(--muted)}
.product-form{margin-top:4px}
.product-opts{display:grid;grid-template-columns:1fr 80px;gap:8px;align-items:end}
.product-opts label{margin:0;font-size:.78rem}
.brand-label{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:14px 0 6px}
.brand-list{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.brand-row{display:grid;grid-template-columns:1fr auto auto;gap:6px;align-items:center;padding:7px 8px 7px 12px;border-top:1px solid var(--line)}
.brand-row:first-child{border-top:0}
.brand-row:nth-child(even){background:#fafbfc}
.brand-name{font-weight:800;color:var(--ink);font-size:.93rem}
.btn-stock{display:inline-flex;align-items:center;gap:5px;background:var(--wa);color:#fff;text-decoration:none;font-size:.76rem;font-weight:700;padding:6px 9px;border-radius:7px;white-space:nowrap}
.btn-stock svg{width:14px;height:14px}
.btn-stock:hover{background:var(--wa-d)}
.btn-add{border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 8px;font:inherit;font-size:.76rem;font-weight:700;cursor:pointer;color:var(--ink2);white-space:nowrap}
.btn-add:hover{border-color:var(--amber);background:#fff8e6}

.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.steps li{background:#fff;border-radius:var(--radius);padding:22px;border:1px solid var(--line);counter-increment:s}
.steps li:before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--amber);font-weight:900;margin-bottom:12px}
.steps b{display:block;color:var(--ink);margin-bottom:4px}
.steps span{color:var(--muted);font-size:.93rem}

.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;flex-direction:column;padding:9px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;text-decoration:none;font-weight:600;min-width:150px;transition:.15s}
.chip b{color:var(--amber-d);margin-right:4px}
.chip small{color:var(--muted);font-weight:500;font-size:.76rem}
.chip:hover{border-color:var(--amber);box-shadow:0 4px 14px rgba(0,0,0,.06)}
.chip-merkez,.chip-yakin{border-left:4px solid #16a34a}
.chip-orta{border-left:4px solid var(--amber)}
.chip-uzak{border-left:4px solid #94a3b8}
.search{max-width:420px;margin-top:10px}

.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sector{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;border-left:4px solid var(--ink)}
.sector p{color:var(--muted);font-size:.93rem;margin:0}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.methods{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.methods li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px 14px 52px;position:relative}
.methods li:before{content:"🚚";position:absolute;left:16px;top:14px;font-size:1.2rem}
.methods b{display:block;color:var(--ink)}
.methods span{color:var(--muted);font-size:.93rem}

.faq details{border:1px solid var(--line);border-radius:12px;padding:0 18px;margin-bottom:10px;background:#fff}
.faq summary{cursor:pointer;font-weight:700;padding:15px 0;color:var(--ink);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;font-size:1.3rem;line-height:1;color:var(--amber-d)}
.faq details[open] summary:after{content:"–"}
.faq p{color:var(--muted)}

.cta{background:var(--amber);padding-block:40px}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta h2{margin-bottom:.2em}
.cta p{margin:0;color:var(--ink2)}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap}
.cta .btn-ghost{color:var(--ink)}

/* sepet */
.cart-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;border-bottom:1px solid var(--line);padding:12px 0}
.cart-row small{display:block;color:var(--muted)}
.cart-row input{width:70px;margin:0}
.cart-row button{border:0;background:#fee2e2;color:#b91c1c;border-radius:8px;padding:8px 10px;cursor:pointer}
.contact-list p{margin-bottom:16px}

/* footer */
.footer{background:var(--ink);color:#aab4c2;padding-top:48px;font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:28px}
.footer h4{color:#fff;margin:0 0 12px}
.footer a{display:block;color:#d4dbe5;text-decoration:none;margin-bottom:6px}
.footer p a{display:inline}
.footer a:hover{color:var(--amber)}
.logo-footer{background:#fff;border-radius:12px;padding:10px 16px;display:inline-flex}
.logo-footer{margin-bottom:12px}
.footer-bottom{border-top:1px solid #2a3340;margin-top:32px;padding-block:18px;font-size:.82rem}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,120px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:10px;z-index:60;transition:.25s;font-weight:600}
.toast.show{transform:translate(-50%,0)}
[hidden]{display:none!important}

/* marka şeridi */
.brands-strip{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding-block:26px 6px}
.brands-strip>span{font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.brands-strip ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.brands-strip li{border:1px solid var(--line);border-radius:8px;padding:6px 14px;font-weight:800;color:var(--ink2);letter-spacing:.02em;background:#fff}

/* il hakkında */
.about-il{display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.about-plate{border:3px solid var(--ink);border-radius:10px;text-align:center;overflow:hidden}
.about-plate small{display:block;background:#1f3a5f;color:#fff;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding:3px 0}
.about-plate b{display:block;font-size:2.8rem;line-height:1.3;color:var(--ink)}
.about-il p{font-size:1.05rem}
.about-facts{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.about-facts li{background:var(--bg2);border-radius:10px;padding:10px 12px;font-weight:700;color:var(--ink)}
.about-facts b{display:block;font-size:.72rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.section-tight{padding-block:22px}
.count{font-size:.8rem;font-weight:600;color:var(--muted);margin-left:6px}
.legends{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 4px}
.legend{font-size:.8rem;font-weight:600;padding:4px 10px;border-radius:6px;background:var(--bg2);border-left:4px solid}
.legend-merkez,.legend-yakin{border-color:#16a34a}
.legend-orta{border-color:var(--amber)}
.legend-uzak{border-color:#94a3b8}

/* WhatsApp sohbet kutusu */
.wchat{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:70;display:flex;flex-direction:column;align-items:flex-end;gap:12px;pointer-events:none}
.wchat>*{pointer-events:auto}
.wchat-fab{position:relative;width:62px;height:62px;border-radius:50%;border:0;background:var(--wa);color:#fff;display:grid;place-items:center;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.28);transition:transform .15s}
.wchat-fab:hover{transform:scale(1.06)}
.wchat-fab svg{width:32px;height:32px}
.wchat-badge{position:absolute;top:-2px;right:-2px;min-width:22px;height:22px;border-radius:11px;background:#e11d48;color:#fff;font-size:.75rem;font-weight:800;display:grid;place-items:center;border:2px solid #fff}
.wchat-teaser{position:relative;max-width:250px;background:#fff;border-radius:14px 14px 4px 14px;padding:12px 30px 12px 14px;box-shadow:0 8px 28px rgba(0,0,0,.18);font-size:.88rem;cursor:pointer;animation:wpop .25s ease-out}
.wchat-teaser b{display:block;color:var(--wa-d);font-size:.8rem}
.wchat-teaser-x{position:absolute;top:4px;right:6px;border:0;background:none;font-size:1.2rem;line-height:1;color:var(--muted);cursor:pointer}
.wchat-panel{width:350px;max-width:calc(100vw - 36px);height:min(540px,calc(100vh - 120px));display:flex;flex-direction:column;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.28);animation:wpop .25s ease-out}
@keyframes wpop{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.wchat-head{display:flex;align-items:center;gap:10px;background:#075e54;color:#fff;padding:12px 12px 12px 14px}
.wchat-avatar{width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:none}
.wchat-avatar .logo-svg{width:22px;height:30px}
.wchat-who{flex:1;line-height:1.25}
.wchat-who small{display:block;font-size:.72rem;opacity:.85}
.wchat-online{display:inline-block;width:8px;height:8px;border-radius:50%;background:#4ade80;margin-right:3px}
.wchat-x{border:0;background:rgba(255,255,255,.12);color:#fff;width:30px;height:30px;border-radius:50%;font-size:1.3rem;line-height:1;cursor:pointer}
.wchat-body{flex:1;overflow-y:auto;padding:16px 14px;background-color:#e8ddd3;background-image:radial-gradient(rgba(0,0,0,.05) 1px,transparent 1px);background-size:14px 14px}
.wchat-bubble{position:relative;background:#fff;border-radius:0 10px 10px 10px;padding:10px 12px 18px;max-width:88%;font-size:.9rem;box-shadow:0 1px 1px rgba(0,0,0,.1)}
.wchat-time{position:absolute;right:8px;bottom:3px;font-size:.66rem;color:#8a8a8a}
.wchat-options{display:flex;flex-direction:column;align-items:flex-end;gap:7px;margin-top:14px}
.wchat-opt{border:1px solid #bfe3cf;background:#fff;color:#075e54;border-radius:16px;padding:8px 12px;font:inherit;font-size:.83rem;font-weight:600;text-align:right;cursor:pointer;max-width:92%}
.wchat-opt:hover{background:#f0fbf4}
.wchat-opt.on{background:#dcf8c6;border-color:#25d366}
.wchat-foot{display:flex;align-items:flex-end;gap:8px;padding:10px;background:#f0f0f0}
.wchat-foot textarea{flex:1;margin:0;resize:none;border-radius:20px;border:0;padding:10px 14px;font-size:.92rem;max-height:120px;box-shadow:0 1px 1px rgba(0,0,0,.08)}
.wchat-send{width:42px;height:42px;border-radius:50%;border:0;background:var(--wa);color:#fff;display:grid;place-items:center;cursor:pointer;flex:none}
.wchat-send:hover{background:var(--wa-d)}
/* dar masaüstünde panel açıkken başlığı sıkılaştır */
@media (min-width:1100px) and (max-width:1399px){
  html.chat-docked body{padding-right:348px!important}
  html.chat-docked .wchat-panel{width:320px}
  html.chat-docked .nav{gap:2px}
  html.chat-docked .nav a{padding:8px 8px;font-size:.92rem}
  html.chat-docked .logo-tag,html.chat-docked .topbar-in>span:first-child{display:none}
  html.chat-docked .hero-in{grid-template-columns:1fr}
}
/* geniş ekranda panel açıkken içerik sola kayar, yazıların üstüne binmez */
@media (min-width:1100px){
  html.chat-docked body{padding-right:388px}
  .wchat-panel{width:350px}
  html.chat-docked .wchat-fab{display:none}
  body{transition:padding-right .25s ease}
}

@media (max-width:980px){
  .cats{grid-template-columns:repeat(2,1fr)}
  .products,.sectors{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .hero-in,.two-col{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:10px 16px 16px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .topbar-in>span:first-child{display:none}
  .topbar-in{justify-content:center}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:20px}
  .about-facts{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .cats,.products,.sectors,.steps,.footer-grid{grid-template-columns:1fr}
  .section{padding-block:40px}
  .chip{min-width:calc(50% - 5px)}
  .about-il{grid-template-columns:1fr;padding:20px}
  .logo-name{font-size:1.08rem}
  .logo-tag{font-size:.48rem;letter-spacing:.14em}
  .logo-mark{width:32px;height:54px}
  .about-plate{width:110px}
  .wchat{right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  .wchat-teaser{max-width:200px;font-size:.8rem;padding:9px 26px 9px 11px}
  .wchat-panel{width:calc(100vw - 24px);height:min(520px,calc(100vh - 110px))}
  .brand-row{grid-template-columns:1fr auto}
  .brand-name{grid-column:1/-1}
  .btn-stock{justify-content:center}
  .hero-in{padding-block:40px 52px}
}
.toast:empty{display:none}