:root{
  --navy:#0f2440;
  --navy-2:#13294b;
  --navy-3:#1c3a63;
  --amber:#f0a92b;
  --amber-d:#d8930f;
  --ink:#1c2733;
  --muted:#5d6b7a;
  --line:#e6eaef;
  --bg:#f6f8fb;
  --white:#fff;
  --radius:14px;
  --shadow:0 10px 30px rgba(15,36,64,.08);
  --shadow-lg:0 24px 60px rgba(15,36,64,.16);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Inter',system-ui,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--white);line-height:1.65;font-size:16px;
}
h1,h2,h3,h4{font-family:'Poppins','Inter',sans-serif;line-height:1.2;color:var(--navy);margin:0 0 .5em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
p{margin:0 0 1em}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* ---------- Topbar ---------- */
.topbar{background:var(--navy);color:#c7d3e3;font-size:13.5px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;height:42px;gap:18px}
.topbar a{color:#c7d3e3;display:inline-flex;align-items:center;gap:6px;transition:.2s}
.topbar a:hover{color:var(--amber)}
.topbar-left{display:flex;gap:22px}
.topbar-right{display:flex;gap:18px;align-items:center}
.topbar .ic{width:15px;height:15px;fill:none;stroke:var(--amber);stroke-width:2}
@media(max-width:820px){.topbar-left a:nth-child(2),.topbar-right span,.topbar-right a{display:none}.topbar-right span:first-child{display:inline}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);transition:.3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(15,36,64,.10)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:40px;width:auto;display:block}
@media(max-width:560px){.brand-logo{height:32px}}
.brand-mark{width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,var(--amber),var(--amber-d));color:#fff;font-family:'Poppins';font-weight:800;font-size:24px;display:grid;place-items:center;box-shadow:0 6px 16px rgba(216,147,15,.35)}
.brand-text strong{display:block;font-family:'Poppins';font-weight:800;letter-spacing:1px;color:var(--navy);font-size:20px;line-height:1}
.brand-text small{display:block;letter-spacing:3px;color:var(--amber-d);font-size:10px;font-weight:600}
.brand-light .brand-text strong{color:#fff}
.brand-light .brand-text small{color:var(--amber)}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav>a{padding:10px 14px;font-weight:500;color:var(--ink);border-radius:8px;position:relative;transition:.2s}
.main-nav>a:hover{color:var(--navy);background:var(--bg)}
.main-nav>a.active{color:var(--amber-d)}
.main-nav>a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--amber)}
.nav-cta{background:linear-gradient(135deg,var(--amber),var(--amber-d));color:#fff!important;padding:10px 20px!important;border-radius:30px;margin-left:10px;font-weight:600;box-shadow:0 8px 18px rgba(216,147,15,.3)}
.nav-cta:hover{background:var(--navy)!important;transform:translateY(-1px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:3px;background:var(--navy);border-radius:3px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
@media(max-width:980px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;padding:14px 22px 24px;gap:2px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-130%);transition:.35s;max-height:calc(100vh - 74px);overflow:auto}
  .main-nav.open{transform:translateY(0)}
  .main-nav>a{padding:14px 10px;border-bottom:1px solid var(--line)}
  .nav-cta{text-align:center;margin:12px 0 0}
}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 26px;border-radius:30px;font-weight:600;font-size:15px;cursor:pointer;border:2px solid transparent;transition:.25s}
.btn-primary{background:linear-gradient(135deg,var(--amber),var(--amber-d));color:#fff;box-shadow:0 10px 24px rgba(216,147,15,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(216,147,15,.42)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-3)}
.btn-arrow svg{width:16px;height:16px}

/* ---------- Hero slider ---------- */
.hero{position:relative;height:min(86vh,680px);overflow:hidden;background:var(--navy)}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1s ease;display:flex;align-items:center}
.slide.active{opacity:1;visibility:visible}
.slide-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.08);transition:transform 7s ease}
.slide.active .slide-bg{transform:scale(1)}
.slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,24,45,.92) 0%,rgba(10,24,45,.7) 45%,rgba(10,24,45,.25) 100%)}
.slide-content{position:relative;z-index:2;color:#fff;max-width:640px}
.slide-content .eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--amber);font-weight:600;letter-spacing:2px;text-transform:uppercase;font-size:13px;margin-bottom:16px}
.slide-content .eyebrow::before{content:"";width:36px;height:2px;background:var(--amber)}
.slide-content h1,.slide-content h2{color:#fff;font-size:clamp(30px,5vw,54px);margin-bottom:18px;font-family:inherit;line-height:1.15;font-weight:800}
.slide-content p{color:#d7e0ec;font-size:18px;max-width:520px;margin-bottom:28px}
.slide-actions{display:flex;gap:14px;flex-wrap:wrap}
.slider-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:5;display:flex;gap:10px}
.slider-dots button{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0;transition:.25s}
.slider-dots button.active{background:var(--amber);border-color:var(--amber);width:30px;border-radius:8px}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:50px;height:50px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:22px;cursor:pointer;display:grid;place-items:center;transition:.25s}
.slider-arrow:hover{background:var(--amber)}
.slider-arrow.prev{left:22px}.slider-arrow.next{right:22px}
@media(max-width:680px){.slider-arrow{display:none}.hero{height:78vh}}

/* ---------- Quick info strip ---------- */
.feature-strip{margin-top:-58px;position:relative;z-index:20}
.feature-strip .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);display:flex;gap:16px;align-items:flex-start;border-top:3px solid var(--amber)}
.feature-card .fc-ic{flex:0 0 auto;width:48px;height:48px;border-radius:12px;background:var(--bg);color:var(--amber-d);display:grid;place-items:center}
.feature-card .fc-ic svg{width:26px;height:26px}
.feature-card h4{margin:0 0 4px;font-size:17px}
.feature-card p{margin:0;color:var(--muted);font-size:14.5px}
@media(max-width:860px){.feature-strip .grid{grid-template-columns:1fr}.feature-strip{margin-top:-40px}}

/* ---------- Sections ---------- */
.section{padding:84px 0}
.section.tight{padding:60px 0}
.section.bg{background:var(--bg)}
.section.dark{background:var(--navy);color:#cdd8e6}
.section.dark h2,.section.dark h3{color:#fff}
.sec-head{max-width:720px;margin:0 auto 50px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.eyebrow{display:inline-block;color:var(--amber-d);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:13px;margin-bottom:10px}
.sec-head h2{font-size:clamp(26px,3.6vw,40px)}
.sec-head p{color:var(--muted);font-size:17px}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;align-items:center}
.about-media{position:relative}
.about-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;height:460px;object-fit:cover}
.about-badge{position:absolute;right:-18px;bottom:-18px;background:linear-gradient(135deg,var(--amber),var(--amber-d));color:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow-lg);text-align:center}
.about-badge strong{display:block;font-family:'Poppins';font-size:38px;line-height:1}
.about-badge span{font-size:13px;opacity:.95}
.about-list{list-style:none;padding:0;margin:18px 0 26px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-list li{display:flex;gap:10px;align-items:flex-start;font-weight:500}
.about-list li svg{flex:0 0 auto;width:20px;height:20px;color:var(--amber-d);margin-top:3px}
@media(max-width:880px){.about-grid{grid-template-columns:1fr;gap:40px}.about-media img{height:320px}.about-list{grid-template-columns:1fr}}

/* ---------- Services grid ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cards.cols-3{grid-template-columns:repeat(3,1fr)}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:.3s;position:relative;overflow:hidden}
.svc-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--amber);transition:.35s}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.svc-card:hover::before{width:100%}
.svc-ic{width:60px;height:60px;border-radius:14px;background:var(--bg);color:var(--amber-d);display:grid;place-items:center;margin-bottom:18px;transition:.3s}
.svc-card:hover .svc-ic{background:var(--navy);color:var(--amber)}
.svc-ic svg{width:32px;height:32px}
.svc-card h3{font-size:19px;margin-bottom:8px}
.svc-card p{color:var(--muted);font-size:14.5px;margin-bottom:14px}
.svc-more{font-weight:600;color:var(--amber-d);display:inline-flex;align-items:center;gap:6px}
.svc-more svg{width:15px;height:15px;transition:.25s}
.svc-card:hover .svc-more svg{transform:translateX(4px)}
@media(max-width:1080px){.cards,.cards.cols-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cards,.cards.cols-3{grid-template-columns:1fr}}

/* ---------- Projects ---------- */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);group:1}
.proj-card img{width:100%;height:280px;object-fit:cover;transition:.5s}
.proj-card:hover img{transform:scale(1.07)}
.proj-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,24,45,.9) 0%,rgba(10,24,45,.1) 55%,transparent 100%)}
.proj-info{position:absolute;left:0;right:0;bottom:0;padding:24px;color:#fff;z-index:2}
.proj-info .cat{display:inline-block;background:var(--amber);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:20px;margin-bottom:10px}
.proj-info h3{color:#fff;font-size:19px;margin:0 0 4px}
.proj-info .meta{color:#c7d3e3;font-size:13.5px;display:flex;gap:14px}
@media(max-width:980px){.proj-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.proj-grid{grid-template-columns:1fr}}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.stat strong{font-family:'Poppins';font-size:46px;color:var(--amber);display:block;line-height:1}
.stat span{color:#aebbcd;font-size:15px}
@media(max-width:680px){.stats{grid-template-columns:repeat(2,1fr);gap:34px}}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.post-thumb{position:relative;height:210px;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.post-card:hover .post-thumb img{transform:scale(1.07)}
.post-cat{position:absolute;top:14px;left:14px;background:var(--amber);color:#fff;font-size:12px;font-weight:600;padding:5px 13px;border-radius:20px}
.post-body{padding:22px 24px;display:flex;flex-direction:column;flex:1}
.post-date{color:var(--muted);font-size:13px;margin-bottom:8px;display:flex;align-items:center;gap:7px}
.post-date svg{width:15px;height:15px;color:var(--amber-d)}
.post-body h3{font-size:18.5px;margin-bottom:10px}
.post-body h3 a:hover{color:var(--amber-d)}
.post-body p{color:var(--muted);font-size:14.5px;flex:1}
.post-body .svc-more{margin-top:12px}
@media(max-width:980px){.blog-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.blog-grid{grid-template-columns:1fr}}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-3) 100%);border-radius:20px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:30px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;border-radius:50%;background:rgba(240,169,43,.18)}
.cta-band h3{color:#fff;font-size:28px;margin:0 0 6px;position:relative}
.cta-band p{color:#c7d3e3;margin:0;position:relative}
.cta-band .btn{position:relative;white-space:nowrap}
@media(max-width:760px){.cta-band{flex-direction:column;text-align:center;padding:36px 26px}}

/* ---------- Page hero (inner) ---------- */
.page-hero{position:relative;background:var(--navy);color:#fff;padding:64px 0;text-align:center;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:url('../img/insaat.jpg') center/cover;opacity:.18}
.page-hero h1{position:relative;color:#fff;font-size:clamp(28px,4vw,42px);margin-bottom:10px}
.crumb{position:relative;color:#c7d3e3;font-size:14px}
.crumb a:hover{color:var(--amber)}
.crumb span{color:var(--amber)}

/* ---------- Detail layout ---------- */
.detail-grid{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:start}
.detail-body img{border-radius:var(--radius);margin-bottom:24px;width:100%;height:380px;object-fit:cover}
.detail-body h2{font-size:26px;margin:26px 0 12px}
.detail-body h3{font-size:21px;margin:24px 0 10px}
.detail-body ul{padding-left:20px;margin:0 0 16px}
.detail-body li{margin-bottom:8px}
.detail-body p{color:#3a4756}
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:24px}
.side-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.side-box h4{font-size:17px;margin-bottom:14px;padding-bottom:12px;border-bottom:2px solid var(--line)}
.side-list{list-style:none;margin:0;padding:0}
.side-list li a{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid var(--line);font-weight:500;transition:.2s}
.side-list li:last-child a{border-bottom:0}
.side-list li a:hover{color:var(--amber-d);padding-left:6px}
.side-list li.active a{color:var(--amber-d);font-weight:600}
.side-cta{background:linear-gradient(135deg,var(--navy),var(--navy-3));color:#fff;border-radius:var(--radius);padding:26px;text-align:center}
.side-cta h4{color:#fff;border:0;padding:0;margin-bottom:6px}
.side-cta p{color:#c7d3e3;font-size:14px;margin-bottom:16px}
@media(max-width:920px){.detail-grid{grid-template-columns:1fr}.sidebar{position:static}.detail-body img{height:260px}}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:start}
.info-card{display:flex;gap:16px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px}
.info-card .ic{flex:0 0 auto;width:50px;height:50px;border-radius:12px;background:var(--bg);color:var(--amber-d);display:grid;place-items:center}
.info-card .ic svg{width:24px;height:24px}
.info-card h4{margin:0 0 3px;font-size:16px}
.info-card p{margin:0;color:var(--muted);font-size:15px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:500;font-size:14px;margin-bottom:6px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--bg);transition:.2s}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--amber);background:#fff;box-shadow:0 0 0 3px rgba(240,169,43,.15)}
.field textarea{min-height:130px;resize:vertical}
.alert{padding:14px 18px;border-radius:10px;margin-bottom:20px;font-weight:500}
.alert-ok{background:#e6f7ed;color:#137a43;border:1px solid #b6e6c9}
.alert-err{background:#fdecec;color:#b3261e;border:1px solid #f5c2c0}
.map-wrap{margin-top:14px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.map-wrap iframe{width:100%;height:340px;border:0;display:block}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#a9b7c9;padding-top:64px;margin-top:10px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:46px}
.footer-about{margin-top:16px;font-size:14.5px;color:#9fb0c4}
.footer-col h4{color:#fff;font-size:17px;margin-bottom:18px;position:relative;padding-bottom:12px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:36px;height:2px;background:var(--amber)}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:11px}
.footer-links a{transition:.2s}
.footer-links a:hover{color:var(--amber);padding-left:5px}
.footer-contact li{margin-bottom:12px;font-size:14.5px}
.footer-contact span{color:var(--amber);font-weight:600;display:block;font-size:12.5px;letter-spacing:.5px;text-transform:uppercase}
.footer-contact a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0}
.footer-bottom-inner{display:flex;justify-content:space-between;font-size:13.5px;color:#8094aa}
@media(max-width:880px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}.footer-bottom-inner{flex-direction:column;gap:6px;text-align:center}}

/* ---------- Floating ---------- */
.whatsapp-float{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;z-index:80;box-shadow:0 10px 26px rgba(37,211,102,.45);transition:.25s}
.whatsapp-float svg{width:30px;height:30px}
.whatsapp-float:hover{transform:scale(1.08)}
.to-top{position:fixed;right:24px;bottom:88px;width:46px;height:46px;border-radius:12px;border:0;background:var(--navy);color:#fff;font-size:20px;cursor:pointer;z-index:80;opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--amber-d)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Honeypot (gizli spam alanı) ---------- */
.hp-field{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* ---------- İçerik sayfası (çerez politikası vb.) ---------- */
.container.narrow{max-width:860px}
.prose h2{font-size:clamp(20px,2.4vw,26px);margin:28px 0 12px;color:var(--navy,#0f2440)}
.prose p{margin:0 0 14px;line-height:1.75;color:#3a4658}
.prose ul{margin:0 0 16px;padding-left:22px}
.prose li{margin:0 0 8px;line-height:1.7;color:#3a4658}
.prose a{color:var(--amber-d,#b9791b);text-decoration:underline}

/* ---------- Çerez onay bandı ---------- */
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:1200;background:#0f2440;color:#eef2f8;
  border-radius:14px;box-shadow:0 18px 50px rgba(0,0,0,.35);padding:18px 20px;max-width:760px;margin:0 auto}
.cookie-banner[hidden]{display:none}
.cookie-inner{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:space-between}
.cookie-inner p{margin:0;font-size:14px;line-height:1.6;flex:1 1 320px}
.cookie-inner a{color:#f4b740;text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex:0 0 auto}
.cookie-banner .btn{padding:10px 18px;font-size:14px}
.cookie-banner .btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.4);color:#eef2f8}
.cookie-banner .btn-ghost:hover{background:rgba(255,255,255,.1)}
@media(max-width:560px){.cookie-actions{width:100%}.cookie-actions .btn{flex:1}}