/* Setçi Coşkun Efe — tek sayfa tanıtım sitesi (açık tema, petrol mavi) */

:root{
  --bg:#ffffff;
  --bg2:#f4f7f9;
  --surface:#ffffff;
  --line:#e0e6ec;
  --txt:#182430;
  --muted:#5c6a78;
  --accent:#1f5f85;        /* dolgu / buton */
  --accent-d:#174b6b;      /* hover */
  --accent-ink:#1a5578;    /* açık zeminde mavi yazı */
  --accent-soft:#eaf2f7;   /* çok açık mavi zemin */
  --wa:#2eb872;            /* sakinleştirilmiş yeşil */
  --wa-d:#25a163;
  --radius:14px;
  --maxw:1140px;
  --shadow:0 1px 2px rgba(24,36,48,.05),0 8px 24px rgba(24,36,48,.06);
  --shadow-h:0 2px 4px rgba(24,36,48,.06),0 14px 32px rgba(31,95,133,.16);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

h1,h2,h3{font-family:'Barlow Condensed','Inter',sans-serif;line-height:1.08;letter-spacing:.01em;margin:0}
h1{font-size:clamp(2.3rem,6.5vw,4.2rem);font-weight:700;text-transform:uppercase}
h1 span{color:var(--accent-ink)}
h2{font-size:clamp(1.9rem,4.5vw,3rem);font-weight:700;text-transform:uppercase;margin-bottom:.5rem}
h3{font-size:1.22rem;font-weight:600;margin-bottom:.4rem}

.eyebrow{
  font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-ink);margin:0 0 .5rem
}
.sec-lead{color:var(--muted);max-width:60ch;margin:.2rem 0 2.2rem}

.ico{width:20px;height:20px;flex:none;fill:currentColor}
.card-ico svg,.cinfo .ico{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ---- butonlar ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.72rem 1.25rem;border-radius:10px;font-weight:700;font-size:.95rem;
  transition:transform .12s ease,background .15s ease,box-shadow .15s ease;white-space:nowrap
}
.btn:active{transform:translateY(1px)}
.btn-lg{padding:1rem 1.8rem;font-size:1.05rem}
.btn-call{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(31,95,133,.24)}
.btn-call:hover{background:var(--accent-d)}
.btn-wa{background:var(--wa);color:#08281a;box-shadow:0 6px 16px rgba(46,184,114,.22)}
.btn-wa:hover{background:var(--wa-d)}

/* ---- üst bar ---- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)
}
.topbar-in{display:flex;align-items:center;gap:1.5rem;height:70px}
.logo{display:flex;align-items:center;gap:.6rem;margin-right:auto}
.logo-mark{
  min-width:38px;height:38px;padding:0 .45rem;border-radius:9px;display:grid;place-items:center;
  background:var(--accent);color:#fff;
  font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.4rem;letter-spacing:.02em
}
.logo-txt{font-family:'Barlow Condensed',sans-serif;font-size:1.3rem;text-transform:uppercase;letter-spacing:.02em}
.logo-txt b{color:var(--accent-ink)}
.nav{display:flex;gap:1.6rem;font-size:.92rem;font-weight:500;color:var(--muted)}
.nav a:hover{color:var(--accent-ink)}

/* ---- hero ---- */
.hero{
  position:relative;
  background:
    radial-gradient(880px 420px at 80% 0%,rgba(31,95,133,.13),transparent 62%),
    linear-gradient(180deg,#f2f7fa 0%,var(--bg) 78%);
  border-bottom:1px solid var(--line);
  overflow:hidden
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(24,36,48,.025) 0 1px,transparent 1px 46px)
}
.hero-in{position:relative;z-index:1;padding:5.5rem 20px 5rem;max-width:900px;margin:0 auto;text-align:center}
.lead{color:var(--muted);font-size:1.1rem;max-width:60ch;margin:1.2rem auto 2rem}
.cta-row{display:flex;gap:.85rem;flex-wrap:wrap;justify-content:center}
.trust{
  list-style:none;display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center;
  padding:0;margin:2.4rem 0 0;font-size:.85rem;color:var(--txt);font-weight:500
}
.trust li{border:1px solid var(--line);border-radius:100px;padding:.35rem 1rem;background:#fff;box-shadow:var(--shadow)}

/* ---- bölümler ---- */
.sec{padding:5rem 0}
.sec-alt{background:var(--bg2);border-block:1px solid var(--line)}
.sec-dark{background:linear-gradient(180deg,var(--accent-soft),#fff);border-top:1px solid var(--line)}

.grid{display:grid;gap:1.1rem;margin-top:2.2rem}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem 1.5rem;box-shadow:var(--shadow);
  transition:border-color .15s ease,transform .15s ease,box-shadow .15s ease
}
.card:hover{border-color:rgba(31,95,133,.5);transform:translateY(-3px);box-shadow:var(--shadow-h)}
.card-ico{
  width:46px;height:46px;border-radius:11px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent-ink);margin-bottom:1rem
}
.card-ico svg{width:24px;height:24px}
.card p{color:var(--muted);font-size:.95rem;margin:0}

.feat{padding:1.4rem 0}
.feat .num{
  font-family:'Barlow Condensed',sans-serif;font-size:2.4rem;font-weight:700;
  color:rgba(31,95,133,.4);display:block;line-height:1
}
.feat p{color:var(--muted);font-size:.95rem;margin:0}

/* ---- galeri ---- */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}
.gitem{
  padding:0;border:1px solid var(--line);background:#eef1f4;cursor:pointer;
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease
}
.gitem img{width:100%;aspect-ratio:4/3;object-fit:cover}
.gitem:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(31,95,133,.5)}
.gitem:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.gnote{margin-top:1.6rem;color:var(--muted);font-size:.95rem;max-width:62ch}

/* ---- fotoğraf büyütme ---- */
.lightbox{
  position:fixed;inset:0;z-index:100;display:grid;place-items:center;
  background:rgba(16,24,32,.9);padding:3rem 1rem
}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1100px,94vw);max-height:86vh;border-radius:10px;box-shadow:0 24px 60px rgba(0,0,0,.5)}
.lb-close,.lb-nav{
  position:absolute;background:rgba(255,255,255,.14);color:#fff;border:0;cursor:pointer;
  border-radius:50%;display:grid;place-items:center;line-height:1;transition:background .15s ease
}
.lb-close:hover,.lb-nav:hover{background:rgba(255,255,255,.28)}
.lb-close{top:18px;right:18px;width:44px;height:44px;font-size:1.9rem}
.lb-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;font-size:2.4rem}
.lb-prev{left:14px}
.lb-next{right:14px}

.quote{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow)}
.quote p{margin:0 0 .9rem}
.quote cite{color:var(--accent-ink);font-style:normal;font-weight:600;font-size:.9rem}

/* ---- iletişim ---- */
.contact-in{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.cinfo{list-style:none;padding:0;margin:2rem 0}
.cinfo li{display:flex;gap:.9rem;padding:1rem 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:.96rem}
.cinfo li:last-child{border-bottom:0}
.cinfo .ico{width:22px;height:22px;color:var(--accent-ink);margin-top:.25rem}
.cinfo span{
  display:block;color:var(--txt);font-weight:700;font-size:.78rem;
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:.15rem
}
.cinfo a{color:var(--accent-ink);font-size:1.25rem;font-weight:700}
.cinfo a.mail{font-size:1rem;word-break:break-all}

.map{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:440px;background:#fff;box-shadow:var(--shadow)}
.map iframe{width:100%;height:100%;min-height:440px;border:0;display:block}

/* ---- footer ---- */
.footer{background:#eef1f4;border-top:1px solid var(--line);padding:2.2rem 0}
.footer-in{text-align:center;color:var(--muted);font-size:.88rem}
.footer p{margin:.25rem 0}
.footer-sm{font-size:.8rem;color:#7b8794}

/* ---- mobil sabit alt bar ---- */
.mobilebar{display:none}

@media (max-width:900px){
  .contact-in{grid-template-columns:1fr;gap:2rem}
  .map,.map iframe{min-height:320px}
}
@media (max-width:760px){
  .nav,.topbar-call{display:none}
  .topbar-in{height:62px}
  .hero-in{padding:3.5rem 20px 3.2rem}
  .sec{padding:3.5rem 0}
  body{padding-bottom:66px}
  .cta-row .btn{flex:1 1 100%}
  .lb-nav{width:44px;height:44px;font-size:2rem}
  .mobilebar{
    display:grid;grid-template-columns:1fr 1fr;gap:1px;
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    background:var(--line);box-shadow:0 -6px 24px rgba(24,36,48,.18)
  }
  .mb{
    display:flex;align-items:center;justify-content:center;gap:.5rem;
    padding:1.05rem 0;font-weight:700;font-size:1rem
  }
  .mb-call{background:var(--accent);color:#fff}
  .mb-wa{background:var(--wa);color:#08281a}
}