:root{
  --primary:#000000; --primary-2:#a65708; --accent:#f4a100; --accent-2:#a65708;
  --ink:#a65708; --muted:#5c6f82; --bg:#f6f8fb; --card:#ffffff; --line:#a65708;
  --radius:14px; --shadow:0 8px 24px rgba(13,59,102,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* Üst bilgi şeridi */
.topbar{background:var(--primary);color:#cfe0f2;font-size:.85rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px;flex-wrap:wrap;gap:6px}
.topbar a{color:#fff;font-weight:600}
.topbar span{margin-right:18px}

/* Header */
header.site{background:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:12px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--primary)}
.logo-badge{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem}
nav.menu{display:flex;gap:4px;flex-wrap:wrap}
nav.menu a{padding:9px 13px;border-radius:9px;font-size:.93rem;font-weight:600;color:var(--ink)}
nav.menu a:hover,nav.menu a.active{background:var(--primary);color:#fff}
.btn{display:inline-block;background:var(--accent);color:#231a00;font-weight:700;padding:12px 22px;border-radius:10px;border:none;cursor:pointer;font-size:.95rem;transition:.2s}
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-outline{background:transparent;border:2px solid var(--accent);color:var(--accent)}
.btn-outline:hover{background:var(--accent);color:#231a00}
.btn-whatsapp{background:#25d366;color:#fff}

/* Hero */
.hero{background:linear-gradient(120deg,var(--primary) 0%,#123f74 55%,#1a5c9e 100%);color:#fff;padding:84px 0 92px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;background:rgba(244,161,0,.14)}
.hero h1{font-size:2.5rem;line-height:1.2;margin-bottom:16px;max-width:760px}
.hero p{font-size:1.12rem;color:#d7e6f5;max-width:640px;margin-bottom:28px}
.hero .btn{margin-right:10px}
.hero-badge{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:6px 14px;border-radius:999px;font-size:.85rem;margin-bottom:18px}

/* Sections */
section{padding:66px 0}
section.tinted{background:#fff}
.sec-head{text-align:center;max-width:720px;margin:0 auto 44px}
.sec-head .kicker{color:var(--accent-2);font-weight:800;letter-spacing:2px;text-transform:uppercase;font-size:.8rem}
.sec-head h2{font-size:2rem;color:var(--primary);margin:8px 0 12px}
.sec-head p{color:var(--muted)}

/* Cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.2s}
.card:hover{transform:translateY(-4px)}
.card .icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:16px}
.card h3{font-size:1.12rem;color:var(--primary);margin-bottom:8px}
.card p{color:var(--muted);font-size:.93rem}
.card ul{margin:10px 0 0 18px;color:var(--muted);font-size:.9rem}
.card ul li{margin-bottom:4px}

/* Liste blokları */
.checklist{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:20px}
.checklist div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-weight:600;color:var(--primary)}
.checklist div:before{content:"✔ ";color:var(--accent);font-weight:900}

/* Stok tablosu */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
table.stock{width:100%;border-collapse:collapse;min-width:760px}
table.stock th{background:var(--primary);color:#fff;text-align:left;padding:13px 16px;font-size:.88rem;white-space:nowrap}
table.stock td{padding:12px 16px;border-bottom:1px solid var(--line);font-size:.92rem}
table.stock tr:hover td{background:#f4f8fc}
.pill{display:inline-block;padding:3px 12px;border-radius:999px;font-size:.78rem;font-weight:700}
.pill.ok{background:#e5f7ec;color:#15803d}
.pill.low{background:#fdeeee;color:#b91c1c}
.pill.mid{background:#fff4de;color:#b45309}
.price{color:var(--accent-2);font-weight:800}
.old-price{text-decoration:line-through;color:var(--muted);font-size:.82rem;margin-right:6px}

/* Form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
label{font-weight:700;font-size:.88rem;display:block;margin-bottom:6px;color:var(--primary)}
input,select,textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:.95rem;font-family:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}

/* İletişim kartları */
.contact-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-bottom:36px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow)}
.contact-card .icon{width:50px;height:50px;margin:0 auto 12px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.contact-card h3{color:var(--primary);font-size:1rem;margin-bottom:6px}
.contact-card p{color:var(--muted);font-size:.9rem}

/* Sayfa başlığı */
.page-hero{background:linear-gradient(120deg,var(--primary),#1a5c9e);color:#fff;padding:52px 0}
.page-hero h1{font-size:2rem}
.page-hero p{color:#d7e6f5;margin-top:6px;max-width:680px}

/* CTA bandı */
.cta-band{background:linear-gradient(120deg,var(--accent-2),#c73e1d);color:#fff;text-align:center;padding:48px 20px;border-radius:var(--radius);margin:0 auto;max-width:1140px}
.cta-band h2{margin-bottom:10px}
.cta-band .btn{background:#fff;color:var(--accent-2);margin-top:16px}

/* Footer */
footer{background:var(--primary);color:#c9daee;margin-top:70px}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;padding:52px 0 34px}
footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
footer ul{list-style:none}
footer ul li{margin-bottom:8px;font-size:.9rem}
footer a:hover{color:#fff;text-decoration:underline}
.copy{border-top:1px solid rgba(255,255,255,.15);text-align:center;padding:16px;font-size:.85rem}

@media(max-width:900px){
  .hero h1{font-size:1.8rem}
  .form-grid{grid-template-columns:1fr}
  nav.menu{display:none}
  .mobile-only{display:block}
}

/* Görsel destekli alanlar */
.hero.has-img{background:linear-gradient(rgba(13,59,102,.93),rgba(13,59,102,.85)),var(--img) center/cover no-repeat}
.page-hero.has-img{background:linear-gradient(rgba(13,59,102,.90),rgba(26,92,158,.86)),var(--img) center/cover no-repeat}
.card-img{width:100%;height:165px;object-fit:cover;border-radius:10px;margin-bottom:16px}
.proj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.proj-grid .card-img{height:190px}
@media(max-width:600px){.card-img{height:130px}}