:root{--blue:#253f9b;--dark:#061022;--text:#111827}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;width:100%;max-width:100%;overflow-x:hidden}
body{font-family:Arial,Helvetica,sans-serif;background:#fff;color:var(--text)}
img{max-width:100%}
button,a{font-family:inherit}

/* ===== HEADER ===== */
.site-header{background:#fff;box-shadow:0 2px 16px rgba(0,0,0,.06);position:sticky;top:0;z-index:50;width:100%}
.header-inner{max-width:1600px;margin:0 auto;min-height:108px;padding:0 48px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.logo-area{display:flex;align-items:center;gap:18px;cursor:pointer;min-width:0}
.logo-area img{width:180px;height:88px;object-fit:contain;flex:0 0 auto}
.brand{font-size:32px;font-weight:900;color:var(--blue);white-space:nowrap}
.tag{font-size:14px;color:#44516a;margin-top:5px}
.main-nav{display:flex;gap:10px;align-items:center;flex-wrap:nowrap}
.main-nav button{border:0;background:transparent;color:#101828;font-weight:800;padding:11px 18px;border-radius:26px;font-size:16px;cursor:pointer;white-space:nowrap;transition:.18s}
.main-nav button.active,.main-nav button:hover{background:var(--blue);color:#fff}
.wa{background:var(--blue);color:#fff;text-decoration:none;font-size:21px;font-weight:900;padding:16px 28px;border-radius:36px;white-space:nowrap;transition:.18s}
.wa:hover{background:#1a2f7a;color:#fff}

/* ===== HERO ===== */
.hero{width:100%;min-height:600px;background-image:linear-gradient(90deg,rgba(2,8,20,.98) 0%,rgba(3,13,31,.93) 44%,rgba(3,10,24,.42) 70%,rgba(3,10,24,.08) 100%),url('assets/images/hero-cnc.jpg');background-position:center right;background-size:cover}
.hero-box{max-width:1500px;margin:0 auto;padding:90px 58px}
.hero h1{font-size:60px;line-height:1.08;color:#fff;margin:0 0 24px;font-weight:950;letter-spacing:-1.4px;max-width:780px}
.hero p{font-size:22px;line-height:1.55;color:#fff;margin:0 0 28px;max-width:760px}
.hero-buttons{display:flex;gap:22px;margin:24px 0 28px}
.btn{border:0;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:#fff;border-radius:40px;padding:17px 30px;font-size:20px;font-weight:900;cursor:pointer;transition:.18s}
.btn.blue{background:var(--blue)}
.btn.blue:hover{background:#1a2f7a}
.btn.outline{border:1px solid rgba(255,255,255,.55);background:rgba(5,12,25,.35)}
.btn.outline:hover{background:rgba(255,255,255,.15)}
.phone{color:#fff;font-size:23px;font-weight:900}

/* ===== SERVİS STRIP ===== */
.service-strip{width:100%;display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#f7f8fb;padding:38px 54px;border-bottom:1px solid #e5e7eb}
.item{display:flex;align-items:center;gap:24px;padding:0 28px;border-right:1px solid #cfd6e3;min-height:130px}
.item:last-child{border-right:0}
.item h3{font-size:22px;line-height:1.25;margin:0 0 10px;font-weight:950;color:#081227}
.item p{font-size:17px;line-height:1.48;margin:0;color:#1f2937}
.icon{width:86px;min-width:86px;height:86px;border-radius:18px;background:linear-gradient(145deg,#fff,#d7dbe4);display:flex;align-items:center;justify-content:center;box-shadow:0 12px 25px rgba(0,0,0,.14)}
.icon img{width:46px;height:46px;object-fit:contain}

/* ===== KALİTE BAR ===== */
.quality-bar{margin:30px 58px 38px;background:linear-gradient(90deg,#061426,#092344);color:#fff;border-radius:14px;display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}
.quality-bar div{padding:24px 32px;display:flex;align-items:center;gap:16px;border-right:1px solid rgba(255,255,255,.18)}
.quality-bar div:last-child{border-right:0}
.quality-bar img{width:42px;height:42px;object-fit:contain}
.quality-bar b{font-size:19px;line-height:1.35}

/* ===== GENEL SECTION STİLLERİ ===== */
.content-page,.gallery-section,.product-section,.contact-section{padding:70px 58px;min-height:620px;background:#f7f8fb}
.content-page h1,.product-section h1,.gallery-section h1,.contact-section h1{font-size:54px;line-height:1.08;margin:0 0 24px;font-weight:950;letter-spacing:-1.4px;color:#111827}
.content-page p{font-size:22px;line-height:1.6;max-width:900px}
.section-title{max-width:920px;margin:0 0 32px}
.section-title.center{text-align:center;margin:0 auto 32px}
.section-title span{color:var(--blue);font-weight:950;letter-spacing:.12em;font-size:14px;display:block;margin-bottom:10px}
.section-title p{font-size:20px;color:#526173;margin:0}

/* ===== ÜRÜNLER ===== */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1500px;margin:34px auto 0}
.product-card{background:#fff;border-radius:22px;overflow:hidden;box-shadow:0 16px 38px rgba(0,0,0,.10);transition:.25s}
.product-card:hover{transform:translateY(-5px);box-shadow:0 22px 48px rgba(0,0,0,.16)}
.product-card>img{width:100%;height:220px;object-fit:cover;display:block}
.product-content{padding:22px;display:flex;gap:16px;align-items:flex-start}
.picon{width:54px;height:54px;min-width:54px;border-radius:50%;background:#eef3ff;display:flex;align-items:center;justify-content:center}
.picon img{width:30px;height:30px;object-fit:contain}
.product-content h3{font-size:21px;margin:0 0 8px;line-height:1.2;color:#081227}
.product-content p{font-size:15px;line-height:1.45;color:#526173;margin:0}

/* ===== GALERİ ===== */
.filter-bar{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:0 auto 35px}
.filter{border:1px solid #d2d8e6;background:#fff;color:#13213a;border-radius:999px;padding:13px 22px;font-size:16px;font-weight:900;cursor:pointer;transition:.18s}
.filter.active,.filter:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1450px;margin:auto}
.gallery-card{background:#fff;border-radius:22px;overflow:hidden;box-shadow:0 16px 38px rgba(0,0,0,.11);transition:.25s;cursor:pointer}
.gallery-card:hover{transform:translateY(-5px);box-shadow:0 22px 48px rgba(0,0,0,.18)}
.gallery-card img{width:100%;height:240px;object-fit:cover;display:block}
.gallery-card b{display:block;padding:16px 18px 4px;font-size:19px;color:#081227}
.gallery-card span{display:block;padding:0 18px 18px;color:#526173;font-weight:800;font-size:14px}
.gallery-more-wrap{text-align:center;margin-top:42px}

/* ===== İLETİŞİM ===== */
.contact-section{text-align:left;background:#061426;color:#fff;padding:70px 58px}
.contact-section h1{color:#fff;text-align:center}
.contact-section>p{color:#cbd5e1;text-align:center;max-width:600px;margin:0 auto 36px;font-size:20px}
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:32px;max-width:1100px;margin:0 auto}
.contact-box{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:22px;padding:32px 36px}
.contact-box p{margin:0 0 18px;color:#fff;font-size:17px;line-height:1.6}
.contact-box b{display:block;font-size:13px;letter-spacing:.08em;color:#94a3b8;margin-bottom:4px;font-weight:700}
.contact-box a{color:#fff;text-decoration:none;font-size:17px}
.contact-box a:hover{text-decoration:underline}
.contact-map{border-radius:22px;overflow:hidden;min-height:360px;border:1px solid rgba(255,255,255,.12)}
.contact-map iframe{width:100%;height:100%;min-height:360px;display:block}

/* ===== FOOTER ===== */
.site-footer{background:#040d1c;color:#94a3b8;padding:48px 58px 0}
.footer-inner{max-width:1500px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand{display:flex;align-items:center;gap:16px}
.footer-brand img{width:100px;height:auto;object-fit:contain;opacity:.9}
.footer-name{font-size:22px;font-weight:900;color:#fff}
.footer-tag{font-size:13px;color:#64748b;margin-top:4px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links button{background:none;border:none;color:#94a3b8;text-align:left;font-size:15px;cursor:pointer;padding:0;font-weight:700;transition:.15s}
.footer-links button:hover{color:#fff}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.footer-contact a{color:#94a3b8;text-decoration:none;font-size:15px;font-weight:700;transition:.15s}
.footer-contact a:hover{color:#fff}
.footer-wa{display:inline-flex;align-items:center;gap:8px;background:#25d366;color:#fff !important;padding:10px 20px;border-radius:999px;font-size:15px;font-weight:900;width:fit-content}
.footer-wa:hover{background:#1ebe5d !important}
.footer-bottom{max-width:1500px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:20px 0;font-size:13px;color:#475569;flex-wrap:wrap;gap:8px}

/* ===== LİGHTBOX ===== */
.lightbox{position:fixed;inset:0;background:rgba(1,6,18,.92);z-index:999;display:none;align-items:center;justify-content:center;padding:30px}
.lightbox.active{display:flex}
.lightbox img{max-width:88vw;max-height:78vh;border-radius:18px;object-fit:contain}
.close{position:absolute;top:22px;right:32px;background:#fff;border:0;border-radius:50%;width:48px;height:48px;font-size:36px;cursor:pointer;line-height:1;display:flex;align-items:center;justify-content:center}
.arrow{position:absolute;top:50%;transform:translateY(-50%);border:0;background:rgba(255,255,255,.9);border-radius:50%;width:58px;height:58px;font-size:48px;cursor:pointer;line-height:1;display:flex;align-items:center;justify-content:center}
.left-arrow{left:28px}.right-arrow{right:28px}
.lightbox-caption{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);background:rgba(255,255,255,.96);color:#111827;border-radius:999px;padding:12px 22px;text-align:center;min-width:280px;white-space:nowrap}

/* ===== KURUMSAL ===== */
.kurumsal{position:relative;padding:120px 5%;background:#081120;overflow:hidden}
.kurumsal-overlay{position:absolute;inset:0;background:linear-gradient(to right,rgba(5,10,25,.92),rgba(5,10,25,.70)),url('assets/images/hero-bg.jpg');background-size:cover;background-position:center;opacity:.35}
.kurumsal-content{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.kurumsal-text{color:white}
.kurumsal .mini-title{color:#4b67ff;font-weight:700;letter-spacing:3px;display:block;margin-bottom:18px;font-size:13px}
.kurumsal h2{font-size:52px;line-height:1.1;margin-bottom:30px;color:white}
.kurumsal p{font-size:20px;line-height:1.9;color:rgba(255,255,255,.82);margin-bottom:22px}
.kurumsal-image img{width:100%;border-radius:28px;display:block;box-shadow:0 25px 60px rgba(0,0,0,.45)}

/* ===== GALERİ SAYFASI (galeri.php) ===== */
.galeri-page{padding:70px 58px;background:#f7f8fb;min-height:80vh}
.galeri-page .section-title{margin-bottom:36px}

/* ===== RESPONSIVE 1200px ===== */
@media(max-width:1200px){
  .header-inner{height:auto;min-height:auto;flex-wrap:wrap;padding:18px 24px}
  .main-nav{order:3;width:100%;justify-content:center;flex-wrap:wrap}
  .wa{font-size:18px}
  .logo-area img{width:155px;height:78px}
  .hero h1{font-size:50px}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .service-strip,.quality-bar,.gallery-grid{grid-template-columns:repeat(2,1fr)}
  .item:nth-child(2){border-right:0}
  .footer-inner{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .contact-grid{grid-template-columns:1fr}
}

/* ===== RESPONSIVE 768px ===== */
@media(max-width:768px){
  .site-header{position:relative}
  .header-inner{display:flex;flex-direction:column;align-items:center;gap:12px;padding:14px 12px}
  .logo-area{justify-content:center;width:100%;gap:10px}
  .logo-area img{width:96px;height:auto}
  .brand{font-size:23px}
  .tag{font-size:12px;text-align:left}
  .main-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;width:100%}
  .main-nav button{font-size:12px;padding:9px 6px;border-radius:8px;background:#f2f4f8}
  .main-nav button.active{border-radius:8px}
  .wa{width:100%;font-size:16px;padding:12px 20px;text-align:center;border-radius:26px}
  .hero{min-height:auto;background-position:center}
  .hero-box{padding:42px 18px}
  .hero h1{font-size:34px;line-height:1.12;letter-spacing:-.5px}
  .hero p{font-size:17px;line-height:1.55}
  .hero-buttons{flex-direction:column;gap:12px}
  .btn{width:100%;font-size:17px;padding:15px 22px}
  .phone{font-size:19px}
  .service-strip{grid-template-columns:1fr;padding:22px 16px}
  .item{border-right:0;border-bottom:1px solid #d7dde8;padding:18px 0;gap:18px;min-height:auto}
  .item:last-child{border-bottom:0}
  .icon{width:72px;height:72px;min-width:72px}
  .icon img{width:38px;height:38px}
  .item h3{font-size:19px}
  .item p{font-size:15px}
  .quality-bar{grid-template-columns:1fr;margin:20px 16px}
  .quality-bar div{border-right:0;border-bottom:1px solid rgba(255,255,255,.18);padding:22px}
  .quality-bar div:last-child{border-bottom:0}
  .content-page,.gallery-section,.product-section,.contact-section{padding:42px 16px;min-height:auto}
  .content-page h1,.product-section h1,.gallery-section h1,.contact-section h1{font-size:36px}
  .section-title p{font-size:17px}
  .product-grid,.gallery-grid{grid-template-columns:1fr;gap:18px}
  .product-card>img{height:210px}
  .gallery-card img{height:220px}
  .filter-bar{justify-content:flex-start}
  .filter{font-size:13px;padding:10px 13px}
  .contact-section{padding:42px 16px}
  .contact-grid{grid-template-columns:1fr}
  .contact-map{min-height:280px}
  .contact-map iframe{min-height:280px}
  .site-footer{padding:36px 16px 0}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center;gap:4px}
  .galeri-page{padding:42px 16px}
}

/* ===== RESPONSIVE 900px (Kurumsal) ===== */
@media(max-width:900px){
  .kurumsal-content{grid-template-columns:1fr}
  .kurumsal{padding:80px 22px}
  .kurumsal h2{font-size:34px}
  .kurumsal p{font-size:17px;line-height:1.7}
}