:root{
    --lacivert:#0f172a;
    --metin:#111827;
    --muted:#4b5563;
    --turuncu:#ef7d2d;
    --zemin:#f3f4f6;
    --cizgi:#e5e7eb;
    --yaricap:28px;
    --golge:0 18px 42px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--metin);background:var(--zemin);padding-top:88px}
img{max-width:100%;display:block}
.site-navbar{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(226,232,240,.9);transition:all .25s ease}
.site-navbar.navbar-scrolled{box-shadow:0 14px 30px rgba(15,23,42,.06)}
.site-logo{height:52px}
.navbar-nav .nav-link{font-weight:700;color:#0f172a;padding:.8rem 1rem;border-radius:14px}
.navbar-nav .nav-link:hover,.navbar-nav .nav-link:focus{background:#f8fafc;color:#0f172a}
.banner-video-section{position:relative;height:170px;overflow:hidden;background:#dde5ee;border-bottom:1px solid rgba(226,232,240,.8)}
.banner-video{width:100%;height:100%;object-fit:cover;display:block;filter:brightness(1.22) contrast(1.06) saturate(1.1)}
.section-spacer-top{padding-top:28px}
.section-padding{padding:96px 0}
.section-soft{background:linear-gradient(180deg,#f7f8fb 0%,#eef2f6 100%)}
.section-dark{background:linear-gradient(135deg,#101726 0%,#0f172a 100%)}
.section-eyebrow{display:inline-block;color:var(--turuncu);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:.82rem;margin-bottom:.85rem}
.section-title{font-size:clamp(1.9rem,3vw,2.85rem);line-height:1.14;font-weight:800;margin-bottom:1rem}
.section-title.small-title{font-size:clamp(1.5rem,2.4vw,2.15rem)}
.section-text{font-size:1.03rem;line-height:1.85;color:var(--muted)}
.long-text{white-space:normal}
.intro-card,.info-panel,.cta-panel,.usage-panel,.contact-card{background:#fff;border:1px solid rgba(226,232,240,.95);border-radius:var(--yaricap);box-shadow:var(--golge)}
.intro-card{padding:2.5rem 3rem}
.intro-title{font-size:clamp(2.4rem,5vw,5.2rem);line-height:1.03;font-weight:800;letter-spacing:-.03em;max-width:14ch;margin:0 0 1.3rem}
.intro-text{font-size:1.04rem;line-height:1.9;color:#42526b;max-width:980px;margin:0 0 1.2rem}
.info-panel,.cta-panel,.usage-panel,.contact-card{padding:2rem}
.feature-card{height:100%;padding:1.25rem;border-radius:22px;border:1px solid var(--cizgi);background:#fbfcfd}
.feature-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#fff3ea;color:var(--turuncu);font-size:1.2rem;margin-bottom:.9rem}
.feature-card h4{font-size:1rem;font-weight:800;margin-bottom:.5rem}
.feature-card p{margin:0;color:var(--muted);line-height:1.7;font-size:.95rem}
.cta-panel{background:linear-gradient(180deg,#ffffff 0%,#fafafa 100%)}
.usage-panel{background:linear-gradient(135deg,#fff8f2 0%,#ffffff 100%)}
.usage-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem 1.1rem}
.usage-list li{display:flex;align-items:flex-start;gap:.7rem;font-weight:600;line-height:1.55;color:#172033}
.usage-list i{color:var(--turuncu);font-size:1.05rem;margin-top:.15rem}
.section-header{max-width:820px}
.gallery-toolbar{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1.4rem}
.gallery-toolbar-info{color:#475569;font-weight:600}
.gallery-toolbar-actions{display:flex;align-items:center;gap:.75rem}
.gallery-toolbar-btn{display:inline-flex;align-items:center;gap:.55rem;border:1px solid #dbe2ea;background:#fff;color:#0f172a;border-radius:999px;padding:.78rem 1.15rem;font-weight:800;box-shadow:0 10px 24px rgba(15,23,42,.06);transition:all .2s ease}
.gallery-toolbar-btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(15,23,42,.12);background:#fff7f1;border-color:#ffd2b2}
.masonry-gallery{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:18px;grid-auto-flow:dense}
.gallery-item{position:relative;display:block;width:100%;padding:0;margin:0;background:#fff;border:0;border-radius:24px;overflow:hidden;box-shadow:0 18px 35px rgba(15,23,42,.08);cursor:pointer;transition:transform .24s ease, box-shadow .24s ease, outline-color .24s ease;outline:0 solid transparent}
.gallery-item img{width:100%;height:100%;display:block;object-fit:cover}
.gallery-item:hover,.gallery-item.is-active{transform:translateY(-4px);box-shadow:0 24px 42px rgba(15,23,42,.14);outline:3px solid rgba(239,125,45,.28)}
.gallery-span-a{grid-column:span 4;aspect-ratio:4/5}
.gallery-span-b{grid-column:span 8;aspect-ratio:16/8}
.gallery-span-c{grid-column:span 5;aspect-ratio:5/4}
.gallery-span-d{grid-column:span 7;aspect-ratio:7/5}
.gallery-span-e{grid-column:span 4;aspect-ratio:4/4}
.gallery-span-f{grid-column:span 8;aspect-ratio:8/5}
.gallery-badge{position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:.45rem;padding:.65rem .9rem;border-radius:999px;background:rgba(15,23,42,.84);color:#fff;font-weight:700;font-size:.92rem;opacity:0;transform:translateY(10px);transition:all .22s ease}
.gallery-item:hover .gallery-badge,.gallery-item.is-active .gallery-badge{opacity:1;transform:translateY(0)}
.empty-gallery{padding:2.25rem;border:1px dashed var(--cizgi);background:#f8fafc;border-radius:28px;text-align:center;color:#64748b}
.contact-card{display:grid;gap:1rem;background:rgba(255,255,255,.97)}
.contact-item{display:flex;gap:1rem;padding:1rem;border:1px solid rgba(226,232,240,.95);border-radius:22px;background:#fff}
.contact-icon{width:54px;height:54px;border-radius:18px;background:#fff3ea;color:var(--turuncu);display:grid;place-items:center;flex:0 0 auto;font-size:1.22rem}
.contact-item h3{font-size:1rem;font-weight:800;margin-bottom:.25rem}
.contact-item p{margin:0 0 .4rem;color:#334155}
.contact-item a{color:var(--turuncu);text-decoration:none;font-weight:700}
.site-footer{padding:1.2rem 0;background:#0b1120;color:#cbd5e1}
.footer-admin-link{color:#fff;text-decoration:none}
.floating-actions{position:fixed;right:18px;bottom:18px;z-index:1200;display:flex;flex-direction:column;gap:.75rem}
.floating-btn{width:58px;height:58px;border-radius:18px;display:grid;place-items:center;color:#fff;text-decoration:none;font-size:1.35rem;box-shadow:0 18px 38px rgba(15,23,42,.22)}
.floating-whatsapp{background:#16a34a}
.floating-phone{background:var(--turuncu)}
.gallery-modal-dialog{max-width:min(1180px,96vw)}
.gallery-modal-content{position:relative;background:rgba(2,6,23,.94);border:1px solid rgba(255,255,255,.1);border-radius:28px;overflow:hidden}
#galeriBuyukGorsel{width:100%;height:auto;max-height:88vh;object-fit:contain;background:#0b1120}
.modal-close-custom{position:absolute;top:16px;right:16px;z-index:6}
.gallery-modal-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:58px;height:58px;border:0;border-radius:18px;background:rgba(255,255,255,.14);color:#fff;display:grid;place-items:center;font-size:1.4rem;backdrop-filter:blur(10px)}
.gallery-modal-prev{left:18px}.gallery-modal-next{right:18px}
.gallery-modal-counter{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:5;padding:.6rem .95rem;border-radius:999px;background:rgba(255,255,255,.14);color:#fff;font-weight:700;font-size:.94rem;backdrop-filter:blur(10px)}
.admin-body{background:#f3f6fb}
.admin-login-card,.admin-card{background:#fff;border-radius:28px;box-shadow:var(--golge);padding:1.5rem}
.admin-login-card{max-width:460px;margin-top:4rem}
.admin-logo{height:58px;margin:0 auto}
.admin-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.admin-gallery-item{border:1px solid var(--cizgi);border-radius:18px;padding:.75rem;background:#f8fafc}
.admin-gallery-item img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:14px;margin-bottom:.75rem}
@media (max-width:991.98px){
    .banner-video-section{height:130px}
    .intro-card{padding:2rem}
    .intro-title{max-width:16ch}
    .usage-list{grid-template-columns:1fr}
    .masonry-gallery{grid-template-columns:repeat(6,minmax(0,1fr))}
    .gallery-span-a,.gallery-span-b,.gallery-span-c,.gallery-span-d,.gallery-span-e,.gallery-span-f{grid-column:span 3}
    .gallery-span-b,.gallery-span-d,.gallery-span-f{grid-column:span 6}
}
@media (max-width:767.98px){
    body{padding-top:82px}
    .site-logo{height:48px}
    .section-padding{padding:78px 0}
    .banner-video-section{height:130px}
    .section-spacer-top{padding-top:22px}
    .intro-card{padding:1.45rem}
    .intro-title{font-size:clamp(2rem,10vw,3.2rem);max-width:none}
    .intro-text{font-size:.98rem}
    .gallery-toolbar{align-items:flex-start}
    .gallery-toolbar-actions{width:100%}
    .gallery-toolbar-btn{flex:1;justify-content:center}
    .masonry-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .gallery-span-a,.gallery-span-b,.gallery-span-c,.gallery-span-d,.gallery-span-e,.gallery-span-f{grid-column:span 1}
    .gallery-span-b,.gallery-span-d,.gallery-span-f{grid-column:span 2}
    .gallery-item{border-radius:18px}
    .gallery-badge{opacity:1;transform:none}
    .gallery-modal-nav{width:46px;height:46px;border-radius:14px;font-size:1.08rem}
    .floating-btn{width:54px;height:54px;border-radius:16px}
    .contact-card{padding:1rem}
    .admin-gallery{grid-template-columns:1fr}
}