/* Ender Bilsel — on yuz. Sade, sakin palet. */
:root{
    --bg:#f7f7f5;
    --surface:#ffffff;
    --text:#2b2b2b;
    --muted:#7a7a7a;
    --line:#e6e6e2;
    --accent:#44606b;
    --accent-dark:#33474f;
    --max:1120px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    color:var(--text);
    background:var(--bg);
    line-height:1.6;
    font-size:16px;
}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-dark)}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.center{text-align:center}
.section{padding:48px 0}

/* header */
.site-header{background:var(--surface);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{font-size:18px;font-weight:600;color:var(--text);letter-spacing:.2px}
.main-nav{display:flex;gap:22px;margin-left:auto;flex-wrap:wrap}
.main-nav a{color:var(--text);font-size:15px}
.main-nav a:hover{color:var(--accent)}
.lang-switch{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--muted)}
.lang-switch a{color:var(--muted)}
.lang-switch a.active{color:var(--accent);font-weight:600}

/* hero */
.hero{background:var(--surface);border-bottom:1px solid var(--line);padding:72px 0}
.hero h1{font-size:34px;font-weight:600;margin:0 0 12px;letter-spacing:.2px}
.hero-sub{font-size:18px;color:var(--muted);margin:0;max-width:640px}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:28px 0;margin-top:40px;color:var(--muted);font-size:14px}

/* whatsapp */
.wa-button{
    position:fixed;right:18px;bottom:18px;z-index:50;
    background:var(--accent);color:#fff;padding:11px 16px;border-radius:6px;
    font-size:14px;font-weight:500;
}
.wa-button:hover{background:var(--accent-dark);color:#fff}

@media(max-width:760px){
    .header-inner{height:auto;padding:14px 0;flex-wrap:wrap;gap:12px}
    .main-nav{margin-left:0;width:100%;order:3;gap:14px}
    .lang-switch{margin-left:auto}
    .hero{padding:48px 0}
    .hero h1{font-size:26px}
    .hero-sub{font-size:16px}
}

/* ---- logo + footer (FAZ 1 ayarlar) ---- */
.brand-logo{display:block;max-height:40px;max-width:200px;width:auto}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.footer-text p{margin:0 0 6px}
.footer-contact a{color:var(--muted)}
.footer-contact a:hover{color:var(--accent)}
.footer-social{display:flex;gap:16px;flex-wrap:wrap}
.footer-social a{color:var(--muted);font-size:14px}
.footer-social a:hover{color:var(--accent)}
@media(max-width:600px){.footer-inner{flex-direction:column;gap:14px}}

/* ---- sayfa icerigi (FAZ 1 Bolum 2) ---- */
.section-title{font-size:24px;font-weight:600;margin:0 0 16px}
.page-content{max-width:880px}
.page-title{font-size:30px;font-weight:600;margin:0 0 20px;letter-spacing:.2px}
.page-image{display:block;max-width:100%;height:auto;border-radius:8px;margin:0 0 22px}
.rich{font-size:16px;line-height:1.75;color:var(--text)}
.rich p{margin:0 0 14px}
.rich img{max-width:100%;height:auto;border-radius:6px}
.rich h2{font-size:22px;font-weight:600;margin:24px 0 12px}
.rich h3{font-size:18px;font-weight:600;margin:20px 0 10px}
.rich a{color:var(--accent)}
.rich ul,.rich ol{margin:0 0 14px;padding-left:22px}
.contact-info{margin:22px 0;font-size:15px;line-height:1.8}
.contact-info p{margin:0 0 4px}
.map-embed{margin:22px 0;border-radius:8px;overflow:hidden}
.map-embed iframe{display:block;width:100%;min-height:360px;border:0}
@media(max-width:760px){.page-title{font-size:24px}.map-embed iframe{min-height:260px}}

/* ---- Hero slider (on yuz) ---- */
.hero-slider{position:relative;width:100%;height:74vh;min-height:440px;max-height:760px;overflow:hidden;background:#1d2429}
.hero-slider .slides{position:absolute;inset:0}
.hero-slider .slide{position:absolute;inset:0;background-size:cover;background-position:center;
    opacity:0;transition:opacity .8s ease;display:flex;align-items:center}
.hero-slider .slide.active{opacity:1}
.hero-slider.multi .slide{} /* coklu icin ek yok */
.slide-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,25,30,.15),rgba(20,25,30,.55))}
.slide-content{position:relative;color:#fff}
.slide-title{font-size:40px;font-weight:600;margin:0 0 14px;line-height:1.15;max-width:760px;text-shadow:0 1px 3px rgba(0,0,0,.35)}
.slide-sub{font-size:19px;margin:0 0 22px;max-width:620px;opacity:.95;text-shadow:0 1px 2px rgba(0,0,0,.3)}
.slide-btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 26px;border-radius:6px;
    font-size:15px;font-weight:500}
.slide-btn:hover{background:var(--accent-dark);color:#fff}
.slider-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:3;background:rgba(0,0,0,.32);
    color:#fff;border:0;width:44px;height:44px;border-radius:50%;font-size:26px;line-height:1;cursor:pointer}
.slider-nav:hover{background:rgba(0,0,0,.5)}
.slider-nav.prev{left:18px}
.slider-nav.next{right:18px}
.slider-dots{position:absolute;bottom:18px;left:0;right:0;z-index:3;display:flex;justify-content:center;gap:9px}
.slider-dots .dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.5);cursor:pointer;padding:0}
.slider-dots .dot.active{background:#fff}
.intro-block{text-align:center}
.intro-text{font-size:17px;color:var(--muted);max-width:680px;margin:0 auto;line-height:1.7}
@media(max-width:760px){
    .hero-slider{height:62vh;min-height:340px}
    .slide-title{font-size:27px}
    .slide-sub{font-size:16px}
    .slider-nav{width:38px;height:38px;font-size:22px}
}

/* ---- iletisim formu (on yuz) ---- */
.contact-page{max-width:980px}
.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;margin-top:24px;align-items:start}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.f-row{margin-bottom:16px}
.f-row label{display:block;font-size:14px;color:var(--text);margin-bottom:6px}
.f-row input,.f-row textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:6px;
    font-size:15px;font-family:inherit;color:var(--text);background:#fff}
.f-row input:focus,.f-row textarea:focus{outline:none;border-color:var(--accent)}
.f-row textarea{resize:vertical;line-height:1.5}
.f-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-actions{display:flex;align-items:center;gap:14px;margin-top:6px}
.btn-primary{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:11px 28px;
    font-size:15px;font-weight:500;cursor:pointer}
.btn-primary:hover{background:var(--accent-dark)}
.btn-primary:disabled{opacity:.6;cursor:default}
.form-status{font-size:14px}
.form-status.ok{color:#2e7d4f}
.form-status.err{color:var(--danger)}
.form-alert{padding:11px 14px;border-radius:6px;font-size:14px;margin-bottom:16px}
.form-alert.ok{background:#e7f3ec;color:#2e7d4f;border:1px solid #cfe6d8}
.form-alert.err{background:#f7e9e9;color:var(--danger);border:1px solid #e7cccc}
.contact-info-col .contact-info{margin:0;background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px 20px}
.contact-info-col .contact-info p{margin:0 0 14px}
.contact-info-col .contact-info p:last-child{margin-bottom:0}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr;gap:24px}.f-row-2{grid-template-columns:1fr}}

/* ---- Galeri (on yuz) ---- */
.gallery-page{max-width:1180px}
.gallery-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 24px;border-bottom:1px solid var(--line);padding-bottom:2px}
.gtab{background:none;border:0;border-bottom:2px solid transparent;padding:9px 16px;margin-bottom:-2px;
    font-size:15px;color:var(--muted);cursor:pointer;font-family:inherit}
.gtab:hover{color:var(--text)}
.gtab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
.gallery-grid{display:none;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.gallery-grid.active{display:grid}
.gtile{position:relative;display:block;border:0;padding:0;cursor:pointer;background:#eceef0;border-radius:8px;
    overflow:hidden;aspect-ratio:4/3}
.gtile img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}
.gtile:hover img{transform:scale(1.04)}
.gtile-ph{position:absolute;inset:0;background:#232a2f}
.gtile .gplay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:30px;
    text-shadow:0 2px 6px rgba(0,0,0,.5);pointer-events:none}
.gtile.is-video::after{content:"";position:absolute;inset:0;background:rgba(0,0,0,.12)}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(15,18,21,.92);display:none;
    align-items:center;justify-content:center;padding:24px}
.lightbox.open{display:flex}
.lb-content{max-width:1100px;width:100%;max-height:88vh;display:flex;align-items:center;justify-content:center}
.lb-content img{max-width:100%;max-height:88vh;border-radius:6px;display:block}
.lb-content .lb-video{position:relative;width:100%;max-width:960px;aspect-ratio:16/9}
.lb-content .lb-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:6px}
.lb-close{position:absolute;top:18px;right:24px;background:none;border:0;color:#fff;font-size:38px;
    line-height:1;cursor:pointer;opacity:.85}
.lb-close:hover{opacity:1}
@media(max-width:760px){.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}

/* yuklenen video lightbox */
.lb-content .lb-video video{position:absolute;inset:0;width:100%;height:100%;border-radius:6px;background:#000}

/* ---- Hizmetler (on yuz) ---- */
.service-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-top:26px}
.service-card{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:6px;
    padding:20px 18px;background:#fff;transition:box-shadow .2s ease,transform .2s ease}
.service-card:hover{box-shadow:0 6px 18px rgba(20,30,40,.07);transform:translateY(-2px)}
.service-name{font-size:16px;font-weight:500;color:var(--text)}

/* ---- Referanslar (on yuz) ---- */
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin-top:26px}
.ref-card{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden;
    display:flex;flex-direction:column;transition:box-shadow .2s ease,transform .2s ease}
.ref-card:hover{box-shadow:0 8px 22px rgba(20,30,40,.08);transform:translateY(-2px)}
.ref-logo{height:120px;display:flex;align-items:center;justify-content:center;padding:20px;
    background:#fafbfb;border-bottom:1px solid var(--line)}
.ref-logo img{max-width:100%;max-height:100%;object-fit:contain}
.ref-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px}
.ref-company{font-size:17px;font-weight:600;color:var(--text)}
.ref-tags{display:flex;flex-wrap:wrap;gap:6px}
.ref-tag{background:#eef2f3;color:var(--accent);font-size:12px;padding:3px 10px;border-radius:12px}
.ref-summary{font-size:14px;color:var(--muted);line-height:1.55}

/* referans detay medya seridi */
.ref-media{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:6px;margin-top:4px}
.ref-media .gtile{aspect-ratio:1/1;border-radius:5px}
.ref-media .gtile .gplay{font-size:18px}