/* =============================================================
   NOIR & OR — Sanat Galerisi
   Siyah & Sarı (altın) kurumsal tema
   ============================================================= */
:root{
    --gold:#f5c518;
    --gold-soft:#d4af37;
    --dark:#0a0a0a;
    --surface:#141414;
    --surface-2:#1c1c1c;
    --line:#262626;
    --text:#eaeaea;
    --muted:#9a9a9a;
    --radius:16px;
    --maxw:1240px;
    --font-head:'Playfair Display',Georgia,serif;
    --font-body:'Outfit','Segoe UI',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:var(--font-body);
    background:var(--dark);
    color:var(--text);
    line-height:1.65;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.18;color:#fff}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}

/* ---------- Yardımcılar ---------- */
.gold{color:var(--gold)}
.btn{
    display:inline-flex;align-items:center;gap:9px;
    padding:14px 28px;border-radius:50px;font-weight:600;font-size:15px;
    cursor:pointer;border:none;transition:.3s;letter-spacing:.3px;
}
.btn-gold{background:var(--gold);color:#111}
.btn-gold:hover{background:#fff;transform:translateY(-3px);box-shadow:0 14px 34px rgba(245,197,24,.3)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px)}
.btn svg{width:18px;height:18px}

.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.eyebrow{
    display:inline-block;color:var(--gold);font-weight:600;letter-spacing:3px;
    font-size:13px;text-transform:uppercase;margin-bottom:14px;position:relative;
}
.eyebrow::before,.eyebrow::after{content:"";position:absolute;top:50%;width:30px;height:1px;background:var(--gold);opacity:.6}
.eyebrow::before{right:calc(100% + 12px)}
.eyebrow::after{left:calc(100% + 12px)}
.section-head h2{font-size:clamp(30px,4vw,46px);margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.pad{padding:100px 0}

/* ---------- Reveal animasyonu ---------- */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}
.reveal.show{opacity:1;transform:none}

/* ---------- Header ---------- */
.site-header{
    position:fixed;top:0;left:0;right:0;z-index:1000;
    padding:22px 0;transition:.4s;
}
.site-header.scrolled{
    background:rgba(10,10,10,.9);backdrop-filter:blur(14px);
    padding:14px 0;border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:30px}
.logo{font-family:var(--font-head);font-size:26px;font-weight:800;letter-spacing:1px;color:#fff}
.logo span{color:var(--gold);margin:0 2px}
.nav-links{display:flex;gap:6px;list-style:none}
.nav-links a{
    padding:9px 16px;border-radius:30px;font-size:15px;font-weight:500;color:#dcdcdc;transition:.25s;
}
.nav-links a:hover,.nav-links a.active{color:var(--gold)}
.nav-actions{display:flex;align-items:center;gap:14px}
.menu-toggle{display:none;background:none;border:none;color:#fff;cursor:pointer}
.menu-toggle svg{width:30px;height:30px}

/* ---------- Hero ---------- */
.hero{
    min-height:100vh;display:flex;align-items:center;position:relative;
    overflow:hidden;padding-top:90px;
}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover}
.hero-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(8,8,8,.96) 0%,rgba(8,8,8,.8) 45%,rgba(8,8,8,.45) 100%);
}
.hero-glow{
    position:absolute;width:520px;height:520px;border-radius:50%;z-index:0;
    background:radial-gradient(circle,rgba(245,197,24,.22),transparent 70%);
    top:-120px;right:-80px;filter:blur(20px);
}
.hero-inner{position:relative;z-index:2;max-width:720px}
.hero .eyebrow{margin-bottom:20px}
.hero h1{font-size:clamp(40px,6.5vw,76px);line-height:1.05;margin-bottom:22px}
.hero h1 span{color:var(--gold);font-style:italic}
.hero p{font-size:19px;color:#d3d3d3;max-width:560px;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.scroll-cue{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;color:var(--muted);font-size:13px;letter-spacing:2px;text-align:center}
.scroll-cue span{display:block;width:1px;height:46px;background:linear-gradient(var(--gold),transparent);margin:10px auto 0}

/* ---------- İstatistik şeridi ---------- */
.stats{background:var(--gold);color:#111}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding-top:46px;padding-bottom:46px}
.stat{text-align:center;padding:10px}
.stat .num{font-family:var(--font-head);font-size:clamp(30px,4vw,46px);font-weight:800;line-height:1}
.stat .lbl{font-weight:600;margin-top:6px;font-size:15px;opacity:.85}
.stat + .stat{border-left:1px solid rgba(0,0,0,.12)}

/* ---------- Hakkımızda ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-visual{position:relative}
.about-visual img{border-radius:var(--radius);width:100%;height:560px;object-fit:cover}
.about-visual .frame-deco{position:absolute;inset:18px -18px -18px 18px;border:2px solid var(--gold);border-radius:var(--radius);z-index:-1}
.about-visual .exp-badge{
    position:absolute;right:-22px;bottom:36px;background:var(--gold);color:#111;
    padding:22px 26px;border-radius:14px;text-align:center;box-shadow:0 20px 50px rgba(0,0,0,.5);
}
.about-visual .exp-badge b{font-family:var(--font-head);font-size:38px;display:block;line-height:1}
.about-text h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:22px}
.about-text h2 span{color:var(--gold)}
.about-text p{color:#c4c4c4;margin-bottom:18px}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:28px 0 34px}
.about-features li{list-style:none;display:flex;align-items:center;gap:12px;color:#e8e8e8;font-weight:500}
.about-features svg{width:22px;height:22px;color:var(--gold);flex-shrink:0}

/* ---------- Kartlar / Grid ortak ---------- */
.cards-grid{display:grid;gap:26px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

/* Hizmet kartı */
.service-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    padding:38px 30px;transition:.35s;position:relative;overflow:hidden;
}
.service-card::before{content:"";position:absolute;top:0;left:0;width:0;height:3px;background:var(--gold);transition:.4s}
.service-card:hover{transform:translateY(-8px);border-color:rgba(245,197,24,.4)}
.service-card:hover::before{width:100%}
.service-icon{
    width:62px;height:62px;border-radius:14px;display:flex;align-items:center;justify-content:center;
    background:rgba(245,197,24,.12);color:var(--gold);margin-bottom:22px;
}
.service-icon svg{width:30px;height:30px}
.service-card h3{font-size:21px;margin-bottom:12px}
.service-card p{color:var(--muted);font-size:15px}

/* ---------- Eser / Galeri ---------- */
.filter-bar{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:42px}
.filter-bar button{
    background:transparent;border:1px solid var(--line);color:#cfcfcf;
    padding:9px 22px;border-radius:30px;cursor:pointer;font-size:14px;font-weight:500;transition:.25s;font-family:var(--font-body);
}
.filter-bar button:hover{border-color:var(--gold);color:var(--gold)}
.filter-bar button.active{background:var(--gold);color:#111;border-color:var(--gold)}

.artwork-card{
    border-radius:var(--radius);overflow:hidden;position:relative;cursor:pointer;
    background:var(--surface);border:1px solid var(--line);
}
.artwork-img{position:relative;overflow:hidden;aspect-ratio:4/5;background:var(--surface-2)}
.artwork-img img{width:100%;height:100%;object-fit:cover;transition:.6s}
.artwork-card:hover .artwork-img img{transform:scale(1.08)}
.artwork-cat{position:absolute;top:14px;left:14px;background:var(--gold);color:#111;font-size:12px;font-weight:700;padding:5px 12px;border-radius:20px;z-index:2}
.artwork-overlay{
    position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
    padding:22px;background:linear-gradient(transparent 35%,rgba(7,7,7,.92));opacity:0;transition:.4s;
}
.artwork-card:hover .artwork-overlay{opacity:1}
.artwork-overlay h3{font-size:20px;margin-bottom:4px}
.artwork-overlay .artist{color:var(--gold);font-size:14px}
.artwork-meta{display:flex;justify-content:space-between;align-items:center;padding:18px 20px}
.artwork-meta .t{font-family:var(--font-head);font-size:18px;color:#fff}
.artwork-meta .a{color:var(--muted);font-size:13px}
.artwork-meta .price{color:var(--gold);font-weight:700;font-size:15px}

/* ---------- Sanatçılar ---------- */
.artist-card{text-align:center}
.artist-photo{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;margin-bottom:18px;background:var(--surface-2)}
.artist-photo img{width:100%;height:100%;object-fit:cover;transition:.5s;filter:grayscale(.2)}
.artist-card:hover .artist-photo img{transform:scale(1.06);filter:none}
.artist-social{
    position:absolute;inset:auto 0 0 0;display:flex;justify-content:center;gap:12px;padding:16px;
    background:linear-gradient(transparent,rgba(7,7,7,.85));transform:translateY(100%);transition:.4s;
}
.artist-card:hover .artist-social{transform:none}
.artist-social a{width:38px;height:38px;border-radius:50%;background:var(--gold);color:#111;display:flex;align-items:center;justify-content:center}
.artist-card h3{font-size:20px;margin-bottom:2px}
.artist-card .role{color:var(--gold);font-size:14px;font-weight:500}

/* ---------- Sergiler ---------- */
.exhibition-card{display:grid;grid-template-columns:300px 1fr;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.35s}
.exhibition-card:hover{border-color:rgba(245,197,24,.4);transform:translateY(-5px)}
.exhibition-card .ex-img{position:relative;overflow:hidden}
.exhibition-card .ex-img img{width:100%;height:100%;object-fit:cover;min-height:230px}
.ex-status{position:absolute;top:14px;left:14px;font-size:12px;font-weight:700;padding:5px 12px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}
.ex-status.guncel{background:var(--gold);color:#111}
.ex-status.yakinda{background:#2e7d32;color:#fff}
.ex-status.gecmis{background:#444;color:#ddd}
.ex-body{padding:30px 34px;display:flex;flex-direction:column;justify-content:center}
.ex-body h3{font-size:24px;margin-bottom:10px}
.ex-body p{color:var(--muted);margin-bottom:16px}
.ex-meta{display:flex;flex-wrap:wrap;gap:18px;color:#c9c9c9;font-size:14px}
.ex-meta span{display:flex;align-items:center;gap:7px}
.ex-meta svg{width:17px;height:17px;color:var(--gold)}

/* ---------- Referanslar ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.testi-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;position:relative}
.testi-card .quote{position:absolute;top:18px;right:26px;font-family:var(--font-head);font-size:80px;color:rgba(245,197,24,.16);line-height:1}
.testi-stars{color:var(--gold);margin-bottom:16px;letter-spacing:2px}
.testi-card p{color:#d2d2d2;font-style:italic;margin-bottom:24px;position:relative;z-index:1}
.testi-person{display:flex;align-items:center;gap:14px}
.testi-person img{width:54px;height:54px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
.testi-person b{display:block;color:#fff;font-family:var(--font-head)}
.testi-person small{color:var(--gold)}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;text-align:center;color:#fff}
.cta-media{position:absolute;inset:0;z-index:0}
.cta-media img{width:100%;height:100%;object-fit:cover}
.cta-media::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(8,8,8,.86),rgba(8,8,8,.92))}
.cta-inner{position:relative;z-index:1;max-width:640px;margin:0 auto;padding:110px 24px}
.cta-inner h2{font-size:clamp(30px,4.5vw,52px);margin-bottom:18px}
.cta-inner p{color:#d6d6d6;font-size:18px;margin-bottom:32px}

/* ---------- İletişim ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:54px;align-items:start}
.contact-info-card{display:flex;gap:18px;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px;margin-bottom:16px}
.contact-info-card .ico{width:50px;height:50px;flex-shrink:0;border-radius:12px;background:rgba(245,197,24,.12);color:var(--gold);display:flex;align-items:center;justify-content:center}
.contact-info-card .ico svg{width:24px;height:24px}
.contact-info-card h4{color:#fff;font-family:var(--font-body);font-size:16px;margin-bottom:3px}
.contact-info-card p{color:var(--muted);font-size:15px}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:38px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:#cfcfcf;margin-bottom:8px;font-weight:500}
.field input,.field textarea,.field select{
    width:100%;background:var(--dark);border:1px solid var(--line);border-radius:10px;
    padding:13px 15px;color:#fff;font-size:15px;font-family:var(--font-body);transition:.25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold)}
.field textarea{resize:vertical;min-height:130px}
.map-wrap{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:30px}
.map-wrap iframe{width:100%;height:280px;border:0;display:block;filter:grayscale(.4) invert(.9) contrast(.9)}

.alert{padding:14px 18px;border-radius:10px;margin-bottom:20px;font-size:15px}
.alert-success{background:rgba(46,125,50,.15);border:1px solid #2e7d32;color:#a5d6a7}
.alert-error{background:rgba(198,40,40,.15);border:1px solid #c62828;color:#ef9a9a}

/* ---------- Sayfa başlığı (alt sayfalar) ---------- */
.page-hero{padding:170px 0 70px;text-align:center;position:relative;overflow:hidden;background:var(--surface)}
.page-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0,rgba(245,197,24,.12),transparent 60%)}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:clamp(34px,5vw,56px);margin-bottom:12px}
.breadcrumb{color:var(--muted);font-size:15px}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{margin:0 8px;color:var(--gold)}

/* ---------- Footer ---------- */
.site-footer{background:#070707;border-top:1px solid var(--line);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.footer-col h4{color:#fff;font-family:var(--font-body);font-size:17px;margin-bottom:20px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--gold)}
.footer-col .logo{margin-bottom:16px;display:inline-block}
.footer-col p{color:var(--muted);font-size:15px;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:var(--muted);font-size:15px;transition:.2s}
.footer-col ul a:hover{color:var(--gold);padding-left:5px}
.footer-contact li{display:flex;gap:10px;color:var(--muted);font-size:15px;margin-bottom:12px}
.footer-contact svg{width:18px;height:18px;color:var(--gold);flex-shrink:0;margin-top:3px}
.social-row{display:flex;gap:12px;margin-top:8px}
.social-row a{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:#ccc;transition:.3s}
.social-row a:hover{background:var(--gold);color:#111;border-color:var(--gold);transform:translateY(-3px)}
.social-row svg{width:19px;height:19px}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;text-align:center;color:var(--muted);font-size:14px}
.footer-bottom a{color:var(--gold)}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.94);z-index:2000;display:none;align-items:center;justify-content:center;padding:30px}
.lightbox.open{display:flex}
.lightbox img{max-width:90%;max-height:82vh;border-radius:10px}
.lightbox .lb-close{position:absolute;top:24px;right:30px;color:#fff;font-size:40px;cursor:pointer;line-height:1}
.lightbox .lb-cap{position:absolute;bottom:30px;left:0;right:0;text-align:center;color:#fff}
.lightbox .lb-cap b{font-family:var(--font-head);font-size:22px;color:var(--gold)}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
    .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
    .g-4{grid-template-columns:repeat(2,1fr)}
    .testi-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:768px){
    .menu-toggle{display:block}
    .nav-links{
        position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100vh;
        background:#0d0d0d;flex-direction:column;padding:100px 26px;gap:6px;transition:.4s;
        border-left:1px solid var(--line);z-index:1001;
    }
    .nav-links.open{right:0}
    .nav-links a{display:block;padding:14px 16px;border-bottom:1px solid var(--line)}
    .nav-actions .btn{display:none}
    .stats .container{grid-template-columns:1fr 1fr}
    .stat:nth-child(odd){border-left:none}
    .g-3,.g-4,.testi-grid{grid-template-columns:1fr}
    .exhibition-card{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .pad{padding:70px 0}
    .about-visual .exp-badge{right:14px}
}