/* Lastik Yönet · çözüm sayfaları (lastik oteli, online randevu, stok takibi)
   Ana sayfanın tanıtım bölümüyle aynı görünüm; uygulamadan bağımsız, düz HTML. */
:root{
  --zemin:#171B21; --zemin2:#1E242C; --cizgi:rgba(255,255,255,.09);
  --yazi:#E9EDF2; --soluk:#A9B3BF; --signal:#F5A524; --good:#3FA563;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--zemin);color:var(--yazi);
  font:16px/1.65 "IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:Archivo,"Arial Narrow",sans-serif;letter-spacing:-.01em;line-height:1.2;margin:0}
a{color:var(--signal)}
img{max-width:100%;height:auto;display:block}

.ust{position:sticky;top:0;z-index:10;background:rgba(23,27,33,.94);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--cizgi)}
.ust .ic{max-width:1060px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px}
.ust .logo{display:block;width:150px;height:40px;background:url(/gorsel/logo-acik.png) left center/contain no-repeat}
.ust nav{margin-left:auto;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.ust nav a{color:#C3CBD6;text-decoration:none;font-size:14px}
.ust nav a:hover,.ust nav a[aria-current]{color:#fff}
.btn{display:inline-block;border-radius:8px;padding:11px 20px;font-weight:600;font-size:15px;text-decoration:none;
  border:1px solid transparent;cursor:pointer}
.btn.ana{background:var(--signal);color:#2B1D00}
.btn.ana:hover{filter:brightness(1.07)}
.btn.ikinci{color:#fff;border-color:rgba(255,255,255,.28)}
.btn.ikinci:hover{border-color:#fff}
.ust .btn{padding:8px 14px;font-size:14px}

main{max-width:1060px;margin:0 auto;padding:0 20px 60px}
.kirinti{font-size:13px;color:var(--soluk);margin:22px 0 0}
.kirinti a{color:var(--soluk)}
.hero{padding:34px 0 40px}
.hero .rozet{display:inline-block;border:1px solid rgba(245,165,36,.5);color:var(--signal);
  border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600;margin-bottom:16px}
.hero h1{font-size:40px;max-width:22ch}
.hero p.alt{font-size:18px;color:#B4BECA;max-width:60ch;margin:16px 0 26px}
.hero .dugmeler{display:flex;gap:12px;flex-wrap:wrap}
.hero .kucuk{font-size:13px;color:var(--soluk);margin-top:12px}

.bolum{padding:44px 0;border-top:1px solid var(--cizgi)}
.bolum h2{font-size:28px;margin-bottom:10px}
.bolum > p,.bolum .metin p{color:#C9D1DB;max-width:70ch}
.bolum .metin{max-width:72ch}
.bolum h3{font-size:18px;margin:22px 0 6px}

.kartlar{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-top:22px}
.kart{background:rgba(255,255,255,.045);border:1px solid var(--cizgi);border-radius:12px;padding:18px}
.kart h3{font-size:17px;margin:0 0 6px}
.kart p{margin:0;color:var(--soluk);font-size:14.5px;line-height:1.55}

.ekran{margin:26px 0 0;border-radius:12px;overflow:hidden;border:1px solid var(--cizgi);background:#10151B}
.ekran figcaption{font-size:13.5px;color:var(--soluk);padding:10px 14px;border-top:1px solid var(--cizgi)}
.iki{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.iki .telefon{max-width:300px;margin:0 auto;border-radius:22px}

.adimlar{counter-reset:a;list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}
.adimlar li{counter-increment:a;position:relative;padding:14px 16px 14px 56px;background:rgba(255,255,255,.04);
  border:1px solid var(--cizgi);border-radius:10px;color:#D4DAE2}
.adimlar li::before{content:counter(a);position:absolute;left:14px;top:13px;width:28px;height:28px;border-radius:7px;
  background:var(--signal);color:#2B1D00;font-weight:700;display:flex;align-items:center;justify-content:center}
.liste{padding-left:0;list-style:none;margin:14px 0 0}
.liste li{padding:5px 0 5px 26px;position:relative;color:#D4DAE2}
.liste li::before{content:"✓";position:absolute;left:0;color:var(--good);font-weight:700}

.sss details{border:1px solid var(--cizgi);border-radius:10px;padding:0 16px;margin:10px 0;background:rgba(255,255,255,.03)}
.sss summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none}
.sss summary::-webkit-details-marker{display:none}
.sss summary::after{content:"+";float:right;color:var(--signal);font-weight:700}
.sss details[open] summary::after{content:"–"}
.sss details p{margin:0 0 14px;color:#C9D1DB}

.cagri{margin:44px 0 0;padding:30px;border-radius:14px;background:rgba(245,165,36,.09);border:1px solid rgba(245,165,36,.45);
  display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cagri h2{font-size:24px}
.cagri p{margin:6px 0 0;color:#C9D1DB}

.diger{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:16px}
.diger a{display:block;padding:14px 16px;border:1px solid var(--cizgi);border-radius:10px;text-decoration:none;
  color:var(--yazi);background:rgba(255,255,255,.03)}
.diger a:hover{border-color:var(--signal)}
.diger small{display:block;color:var(--soluk);font-size:13px}

footer{border-top:1px solid var(--cizgi);color:#8B95A2;font-size:13px}
footer .ic{max-width:1060px;margin:0 auto;padding:24px 20px;display:flex;gap:16px 24px;flex-wrap:wrap}
footer a{color:#C3CBD6;text-decoration:none}
footer a:hover{color:#fff}

@media (max-width:760px){
  .ust nav a.gizle{display:none}
  .hero h1{font-size:30px}
  .hero p.alt{font-size:16.5px}
  .iki{grid-template-columns:1fr}
  .bolum h2{font-size:24px}
}