/* SET Ltd. Şti. — Design Concept System
   Palette: steel navy #0F2A43 · deep slate #0B1526 · safety amber #F2A007 · off-white #F6F7F9 · ink #16232E */
:root{
  --navy:#0F2A43; --navy-2:#16405f; --navy-soft:#E9EFF5;
  --deep:#0B1526; --deep-2:#101f38;
  --amber:#F2A007; --amber-dark:#c07f04;
  --bg:#F6F7F9; --ink:#16232E; --muted:#5b6a76; --line:#dfe5ea;
  --radius:16px; --shadow:0 12px 30px rgba(15,42,67,.10); --shadow-lg:0 22px 46px rgba(15,42,67,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
h1,h2,h3,h4,.wordmark strong,.stat b,.btn{font-family:'Manrope','Inter',sans-serif}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1180px,92%);margin:0 auto}
.section{padding:84px 0}
.section.white{background:#fff}
.section.deep{background:var(--deep);color:#dbe4ee}
.section.deep .section-title{color:#fff}
.section.deep .section-sub{color:#9fb2c5}
.section-title{font-size:clamp(1.65rem,3vw,2.25rem);font-weight:800;color:var(--navy);letter-spacing:-.02em;line-height:1.2;margin-bottom:12px}
.section-sub{color:var(--muted);max-width:720px;margin-bottom:38px;font-size:1.02rem}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:.76rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--amber-dark);margin-bottom:12px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--amber);border-radius:2px}
.ic{width:22px;height:22px;flex:0 0 auto}

/* ---------- Logo ---------- */
.logo-mark{width:46px;height:46px;flex:0 0 auto}
.wordmark{display:flex;flex-direction:column;line-height:1.05}
.wordmark strong{font-weight:800;font-size:1.45rem;letter-spacing:.06em;color:var(--navy)}
.wordmark small{font-size:.56rem;font-weight:700;letter-spacing:.18em;color:var(--muted);margin-top:3px;white-space:nowrap}
.wordmark.light strong{color:#fff}
.wordmark.light small{color:#93a7ba}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 0}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none}
.brand:hover{text-decoration:none}
.main-nav{display:flex;gap:2px;align-items:center}
.main-nav a{color:#2b3d4c;font-weight:600;font-size:.93rem;padding:9px 11px;border-radius:9px}
.main-nav a:hover,.main-nav a.active{background:var(--navy-soft);color:var(--navy);text-decoration:none}
.nav-toggle{display:none;background:var(--navy);color:#fff;border:0;border-radius:10px;padding:9px 11px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle .ic{width:24px;height:24px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--navy);color:#fff;font-weight:700;padding:13px 26px;border-radius:12px;border:0;cursor:pointer;font-size:1rem;transition:.2s;box-shadow:0 8px 20px rgba(15,42,67,.22)}
.btn .ic{width:19px;height:19px}
.btn:hover{background:var(--navy-2);text-decoration:none;transform:translateY(-1px)}
.btn.amber{background:var(--amber);color:var(--deep);box-shadow:0 8px 20px rgba(242,160,7,.35)}
.btn.amber:hover{background:#ffb52a}
.btn.outline{background:transparent;border:2px solid rgba(255,255,255,.75);color:#fff;box-shadow:none}
.btn.outline:hover{background:rgba(255,255,255,.12)}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--navy)}
.text-link .ic{width:18px;height:18px;transition:.2s}
.text-link:hover .ic{transform:translateX(3px)}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.hero-media{position:absolute;inset:0;background:linear-gradient(120deg,var(--deep) 0%,var(--navy) 55%,var(--navy-2) 120%)}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.5}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,21,38,.88) 0%,rgba(11,21,38,.55) 55%,rgba(11,21,38,.25) 100%)}
.hero-inner{position:relative;z-index:2;padding:104px 0 92px;max-width:820px}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:800;line-height:1.13;letter-spacing:-.02em;margin-bottom:18px}
.hero h1 .accent{color:var(--amber)}
.hero p{font-size:1.13rem;color:#cfdce8;max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.page-hero{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.page-hero .hero-media img{opacity:.38}
.page-hero-inner{position:relative;z-index:2;padding:64px 0 56px}
.page-hero h1{font-size:clamp(1.9rem,3.6vw,2.7rem);font-weight:800;letter-spacing:-.02em;margin-bottom:10px}
.page-hero p{color:#cfdce8;max-width:680px}

/* ---------- Stats ---------- */
.stats-band{background:var(--deep);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:44px 0}
.stat{display:flex;gap:15px;align-items:flex-start}
.stat .ic{width:30px;height:30px;color:var(--amber);margin-top:5px}
.stat b{display:block;font-size:1.9rem;font-weight:800;line-height:1.05}
.stat span{color:#9fb2c5;font-size:.9rem}

/* ---------- Cards & grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-media{height:210px;background:linear-gradient(135deg,var(--navy),var(--navy-2));overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-body{padding:24px}
.card-body h3{font-size:1.16rem;font-weight:800;color:var(--navy);margin-bottom:8px}
.card-body p{color:var(--muted);font-size:.96rem;margin-bottom:14px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.split-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--navy),var(--deep));min-height:300px}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:300px}

/* icon feature list */
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 30px}
.feature{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.feature .ic{width:26px;height:26px;color:var(--amber-dark)}
.feature h4{font-size:1rem;color:var(--navy);margin-bottom:3px}
.feature p{color:var(--muted);font-size:.92rem}
.icon-badge{width:52px;height:52px;border-radius:14px;background:var(--navy-soft);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.icon-badge .ic{width:27px;height:27px;color:var(--navy)}
.icon-badge.amber{background:#fdf0d3}
.icon-badge.amber .ic{color:var(--amber-dark)}

/* service categories */
.svc-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.svc-block h3{display:flex;align-items:center;gap:13px;font-size:1.25rem;color:var(--navy);margin-bottom:16px}
.svc-list{list-style:none}
.svc-list li{display:flex;gap:11px;align-items:flex-start;padding:7px 0;color:#33454f;border-bottom:1px dashed var(--line)}
.svc-list li:last-child{border-bottom:0}
.svc-list .ic{width:18px;height:18px;color:var(--amber-dark);margin-top:4px}

/* credentials strip */
.cred-strip{display:flex;flex-wrap:wrap;gap:12px}
.cred{display:inline-flex;align-items:center;gap:10px;background:var(--deep-2);border:1px solid #22385c;color:#e6edf5;border-radius:999px;padding:10px 18px;font-weight:600;font-size:.93rem}
.cred .ic{width:19px;height:19px;color:var(--amber)}
.cred b{color:#fff}

/* clients wall */
.client-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.client-cell{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 16px;text-align:center;font-family:'Manrope';font-weight:800;color:var(--navy);font-size:1rem;display:flex;align-items:center;justify-content:center;min-height:92px;box-shadow:var(--shadow)}
.client-strip{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;color:#41556a;font-family:'Manrope';font-weight:700;font-size:.98rem}
.client-strip span{display:inline-flex;align-items:center;gap:8px}
.client-strip .ic{width:17px;height:17px;color:var(--amber-dark)}

/* chips / filters */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);color:#33454f;border-radius:999px;padding:8px 15px;font-size:.9rem;font-weight:600}
.chip .ic{width:17px;height:17px;color:var(--amber-dark)}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:28px}
.filter-btn{background:#fff;border:1px solid var(--line);color:#33454f;font-weight:600;padding:9px 17px;border-radius:999px;cursor:pointer;font-size:.92rem;font-family:'Inter'}
.filter-btn:hover{border-color:var(--navy);color:var(--navy)}
.filter-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.search-input{flex:1 1 240px;padding:11px 16px;border:1px solid var(--line);border-radius:999px;font-size:.95rem;font-family:'Inter';background:#fff;color:var(--ink)}
.search-input:focus{outline:2px solid var(--amber);border-color:transparent}

/* project cards */
.project-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.project-card h3{font-size:1.05rem;color:var(--navy);line-height:1.4}
.project-meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:.88rem;margin-top:auto}
.project-meta span{display:inline-flex;align-items:center;gap:7px}
.project-meta .ic{width:16px;height:16px;color:var(--amber-dark)}
.badge{display:inline-flex;align-items:center;gap:7px;align-self:flex-start;background:var(--navy-soft);color:var(--navy);font-weight:700;font-size:.78rem;padding:5px 12px;border-radius:999px}
.badge .ic{width:14px;height:14px}

/* tables */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:.95rem}
thead th{background:var(--navy);color:#fff;text-align:left;font-family:'Manrope';font-weight:700;padding:14px 18px;white-space:nowrap}
tbody td{padding:11px 18px;border-bottom:1px solid var(--line);color:#2c3f4d}
tbody tr:nth-child(even){background:#f2f5f8}
tbody tr:hover{background:var(--navy-soft)}
td.qty,th.qty{text-align:center;white-space:nowrap;font-weight:700;color:var(--navy)}
td.code{font-weight:700;color:var(--navy);white-space:nowrap}

/* news */
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.news-date{display:inline-flex;align-items:center;gap:8px;color:var(--amber-dark);font-weight:700;font-size:.86rem;margin-bottom:10px}
.news-date .ic{width:17px;height:17px}
.news-card h3{color:var(--navy);font-size:1.2rem;margin-bottom:9px}
.news-card p{color:var(--muted)}

/* forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
label.f-label{display:block;font-weight:600;font-size:.9rem;color:var(--navy);margin-bottom:6px}
input.f-input,textarea.f-input,select.f-input{width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:11px;font-family:'Inter';font-size:.96rem;background:#fff;color:var(--ink)}
input.f-input:focus,textarea.f-input:focus{outline:2px solid var(--amber);border-color:transparent}
.form-note{color:var(--muted);font-size:.87rem;margin-top:12px}
.form-ok{display:none;background:#e8f5ec;border:1px solid #bfe3cc;color:#1d5c33;border-radius:11px;padding:13px 16px;margin-top:16px;font-weight:600}
.contact-rows{display:flex;flex-direction:column;gap:16px}
.contact-row{display:flex;gap:14px;align-items:flex-start}
.contact-row h4{color:var(--navy);font-size:.98rem}
.contact-row p{color:var(--muted);font-size:.94rem}
.map-frame{width:100%;height:320px;border:0;border-radius:var(--radius);box-shadow:var(--shadow)}

/* footer */
.site-footer{background:var(--deep);color:#c3d2e0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-links a{color:#c3d2e0;font-size:.94rem}
.footer-links a:hover{color:var(--amber)}
.footer-contact{list-style:none;display:flex;flex-direction:column;gap:12px;font-size:.94rem}
.footer-contact li{display:flex;gap:11px;align-items:flex-start}
.footer-contact .ic{width:18px;height:18px;color:var(--amber);margin-top:3px}
.footer-bottom{border-top:1px solid #1d2f47;padding:20px 0;display:flex;flex-wrap:wrap;gap:8px 26px;justify-content:space-between;font-size:.85rem;color:#8499ae}
.concept-note{color:#8499ae;font-size:.85rem}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* responsive */
@media(max-width:1020px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .client-wall{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:34px}
}
@media(max-width:760px){
  .section{padding:58px 0}
  .grid-3,.grid-2,.feature-list{grid-template-columns:1fr}
  .client-wall{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 4%;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg)}
  .main-nav.open{display:flex}
  .nav-toggle{display:flex}
  .site-header{position:sticky}
  .header-inner{position:relative}
  .hero-inner{padding:70px 0 60px}
}