:root{
  --bg:#07111d;
  --bg-soft:#0d1b2a;
  --surface:#ffffff;
  --surface-2:#f3f7fb;
  --text:#102033;
  --muted:#5e7085;
  --line:rgba(16,32,51,.1);
  --brand:#ffc107;
  --brand-2:#ff98001c;
  --dark:#06101b;
  --success:#11a36a;
  --radius:20px;
  --shadow:0 20px 60px rgba(5,16,32,.12);
  --shadow-soft:0 10px 30px rgba(5,16,32,.08);
  --max:1200px;
}
*{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(--text);
  background:#d9d9d9;
  line-height:1.6;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(calc(100% - 32px),var(--max));margin:0 auto}
.section{padding:88px 0}
.section-sm{padding:48px 0}
.section-dark{background:var(--dark);color:#fff}
.muted{color:var(--muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  text-transform:uppercase;letter-spacing:.16em;font-size:.75rem;font-weight:800;
  color:#5824b3
}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor;border-radius:2px}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.1}
h1{font-size:clamp(2.3rem,5vw,4.8rem);letter-spacing:-.04em}
h2{font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.03em}
h3{font-size:1.28rem;letter-spacing:-.02em}
p{margin:0 0 16px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 22px;border-radius:999px;font-weight:700;
  border:1px solid transparent;transition:.25s ease;cursor:pointer
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 14px 30px rgba(13,99,255,.25)}
.btn-dark{
background:#ffc107;
color:#111;
padding:10px 20px;
border-radius:999px;
font-weight:700;
letter-spacing:.02em;
box-shadow:0 6px 18px rgba(0,0,0,.25);
transition:all .25s ease;
}

.btn-dark:hover{
background:#ffb300;
transform:translateY(-2px);
box-shadow:0 12px 28px rgba(0,0,0,.35);
}
.btn-outline{border-color:rgba(255,255,255,.24);color:#fff;background:rgba(255,255,255,.04)}
.btn-light-outline{border-color:var(--line);background:#fff}
.link-arrow{font-weight:700;color:var(--brand)}
.link-arrow::after{content:"→";margin-left:8px}
.topbar{
  background:#072d5f;color:#dce6f4;font-size:.95rem
}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:12px 0}
.topbar strong{color:#fff}
.header{
  position:sticky;top:0;z-index:30;
  background:#48666b;backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(16,32,51,.06)
}
.header .container{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 0}
.brand{display:flex;align-items:center;gap:14px;font-weight:900}
.brand-mark{
  width:44px;height:44px;border-radius:14px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
  display:grid;place-items:center;box-shadow:0 10px 24px rgba(13,99,255,.28)
}
.brand-text small{display:block;color:#e8e9dd;font-size:.76rem;font-weight:600}
.nav{display:flex;align-items:center;gap:24px}
.nav a{font-weight:700;color:#e5e5e5;font-size:.96rem}
.nav a.active,.nav a:hover{color:var(--brand)}
.header-cta{display:flex;align-items:center;gap:12px}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;padding:0}
.menu-btn span{display:block;height:2px;background:#102033;margin:7px 0;border-radius:3px}
.mobile-panel{display:none;padding:0 0 18px;border-top:1px solid var(--line)}
.mobile-panel .container{display:flex;flex-direction:column;padding-top:14px;gap:14px}
.hero{
  position:relative;overflow:hidden;background:#04101d;color:#48666b
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(4,16,29,.88),rgba(4,16,29,.46),rgba(4,16,29,.22))
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;min-height:78vh;align-items:center;padding:72px 0}
.hero-card{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(16px);border-radius:24px;padding:28px;box-shadow:var(--shadow)
}
.hero-actions,.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.hero-stat{padding:18px;border-radius:18px;background:rgb(239 232 232);border:1px solid rgba(255,255,255,.14)}
.hero-stat strong{display:block;font-size:1.6rem}
.page-hero{
  background:linear-gradient(180deg,#07111d 0%,#0b1930 100%);color:#fff;padding:84px 0 56px
}
.breadcrumbs{font-size:.95rem;color:#afc0d7;margin-bottom:18px}
.breadcrumbs a{color:#dce8fa}
.page-hero p{max-width:700px;color:#d6e2f2}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:24px;
  overflow:hidden;box-shadow:var(--shadow-soft)
}
.card-body{padding:24px}
.card-media{aspect-ratio:1.25;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-media img{transform:scale(1.05)}
.highlight{
  display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center
}
.highlight-media img{border-radius:28px;box-shadow:var(--shadow);height:100%;object-fit:cover}
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px
}
.metric{
  background:var(--surface-2);padding:20px 22px;border-radius:20px;border:1px solid var(--line)
}
.metric strong{display:block;font-size:1.7rem}
.feature-list{display:grid;gap:14px;margin:20px 0 0;padding:0;list-style:none}
.feature-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:rgb(239 232 232);border:1px solid var(--line);border-radius:18px;padding:14px 16px
}
.feature-list li::before{
  content:"✓";flex:none;width:22px;height:22px;border-radius:50%;
  display:grid;place-items:center;background:rgba(17,163,106,.12);color:var(--success);font-weight:900
}
.band{background:var(--surface-2)}
.gallery{
  display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:240px 240px;gap:16px
}
.gallery .large{grid-row:1 / span 2}
.gallery img{width:100%;height:100%;object-fit:cover;border-radius:20px;box-shadow:var(--shadow-soft)}
.split{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:center
}
.table-wrap{
  overflow:auto;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-soft)
}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{padding:18px;border-bottom:1px solid var(--line);text-align:left}
th{background:#f7fafe;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em;color:#5d7188}
.timeline{display:grid;gap:18px}
.timeline-step{
  display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start
}
.step-no{
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-weight:900;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff
}
.quote{
  padding:28px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)
}
.logo-strip{
  display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px
}
.logo-item{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;text-align:center;color:#6a7b8f;font-weight:800
}
.footer{
  background:#07111d;color:#dbe7f6;padding:64px 0 28px
}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr .9fr;gap:26px}
.footer h4{color:#fff;margin-bottom:16px}
.footer a{color:#dbe7f6}
.footer-bottom{
  margin-top:28px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#9cb0c8
}
.contact-list{display:grid;gap:12px}
.contact-list a, .contact-list span{
  display:flex;gap:10px;align-items:flex-start;padding:14px 16px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--text)
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
input,textarea,select{
  width:100%;padding:16px 18px;border-radius:16px;border:1px solid var(--line);
  font:inherit;background:#fff;color:var(--text)
}
textarea{min-height:140px;resize:vertical}
.form-card{background:#fff;border:1px solid var(--line);padding:28px;border-radius:28px;box-shadow:var(--shadow-soft)}
.notice{
  padding:14px 16px;border-radius:16px;background:#eef5ff;color:#205099;border:1px solid #c9dcff
}
.whatsapp-float{
  position:fixed;right:18px;bottom:18px;z-index:40;width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;background:#22c15e;color:#fff;font-weight:900;box-shadow:0 20px 30px rgba(34,193,94,.35)
}
.reveal{opacity:0;transform:translateY(24px);transition:.65s ease}
.reveal.visible{opacity:1;transform:none}
@media (max-width: 1100px){
  .hero .container,.highlight,.split,.footer-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 860px){
  .nav,.header-cta .btn{display:none}
  .menu-btn{display:block}
  .mobile-panel.open{display:block}
  .hero .container{min-height:auto;padding:64px 0}
  .hero-stats,.grid-3,.grid-2,.form-grid,.logo-strip{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr;grid-template-rows:repeat(4,220px)}
  .gallery .large{grid-row:auto}
  .grid-4,.metrics{grid-template-columns:1fr}
  .topbar .container,.footer-bottom{flex-direction:column}
}
.page-hero {
  position: relative;
  padding: 110px 0 70px;
  background:
    linear-gradient(180deg, rgba(8,16,30,.82), rgba(8,16,30,.64)),
    url('../images/hero.jpg') center/cover no-repeat;
  color: #fff;
}

.page-hero-content {
  max-width: 760px;
}

.page-hero-content h1 {
  margin: 14px 0 18px;
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.page-hero-content p {
  max-width: 680px;
  color: rgba(255,255,255,.84);
  font-size: 1.05rem;
}

.section-heading-inline {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.projects-count {
  min-width: 130px;
  padding: 18px 20px;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
  text-align: center;
}

.projects-count strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 6px;
}

.projects-count span {
  font-size: .92rem;
  color: #667085;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
  margin-top: 34px;
}

.project-card {
  background: #fff;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(15, 23, 42, 0.05);
  transition: transform .3s ease, box-shadow .3s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.13);
}

.project-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.project-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .45s ease;
}

.project-card:hover .project-card-media img {
  transform: scale(1.05);
}

.project-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(10, 16, 28, 0.78);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  backdrop-filter: blur(8px);
}

.project-card-body {
  padding: 22px 22px 24px;
}

.project-meta {
  margin-bottom: 10px;
  font-size: .85rem;
  font-weight: 600;
  color: #667085;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.project-card-body h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
  line-height: 1.25;
  color: #101828;
}

.project-card-body p {
  margin: 0;
  color: #475467;
  line-height: 1.65;
  font-size: .96rem;
}

.project-intro {
  align-items: center;
}

@media (max-width: 1100px) {
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 90px 0 56px;
  }

  .section-heading-inline {
    flex-direction: column;
    align-items: flex-start;
  }

  .projects-count {
    min-width: 100%;
    text-align: left;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .project-card-body {
    padding: 20px;
  }
}
.project-card-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top, rgba(0,0,0,.45), rgba(0,0,0,0));
  opacity:0;
  transition:.3s;
}

.project-card:hover .project-card-media::after{
  opacity:1;
}
.featured-project{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:36px;
  align-items:center;
  background:#fff;
  border-radius:28px;
  padding:32px;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
}

.featured-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:22px;
}

.featured-meta{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin:18px 0;
  font-weight:600;
  color:var(--muted);
}

.featured-meta span{
  background:var(--surface-2);
  padding:8px 14px;
  border-radius:999px;
  font-size:.9rem;
}

@media (max-width: 900px){
  .featured-project{
    grid-template-columns:1fr;
  }
}
.featured-project{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:36px;
  align-items:center;
  background:#fff;
  border-radius:28px;
  padding:32px;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
}

.featured-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:22px;
}

.featured-meta{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin:18px 0;
  font-weight:600;
  color:var(--muted);
}

.featured-meta span{
  background:var(--surface-2);
  padding:8px 14px;
  border-radius:999px;
  font-size:.9rem;
}

@media (max-width: 900px){
  .featured-project{
    grid-template-columns:1fr;
  }
}
.projects-map{
  position:relative;
  margin-top:40px;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow);
}

.projects-map img{
  width:100%;
  display:block;
}

.map-pin{
  position:absolute;
  background:var(--brand);
  color:#fff;
  padding:8px 12px;
  border-radius:999px;
  font-size:.8rem;
  font-weight:700;
  box-shadow:0 8px 18px rgba(0,0,0,.25);
}

/* approximate positions */

.pin-sa{ top:48%; left:58% }
.pin-jo{ top:46%; left:55% }
.pin-tr{ top:40%; left:50% }
.pin-ge{ top:36%; left:53% }
.pin-om{ top:52%; left:60% }
.section-heading{
  max-width:760px;
  margin-bottom:28px;
}
.about-hero{
  background:
    linear-gradient(180deg, rgba(8,16,30,.82), rgba(8,16,30,.64)),
    url('../images/ZeplinPARK-2025.png') center/cover no-repeat;
}
.logo{
  height:64px;
  width:auto;
}
.brand-text{
  font-weight:800;
  line-height:1.1;
}

.brand-text small{
  display:block;
  font-size:.72rem;
  opacity:.8;
}
.brand{
  display:flex;
  align-items:center;
  gap:16px;
  min-width:0;
}

.site-logo{
  height:72px;
  width:auto;
  display:block;
  flex:none;
}

.brand-text-group{
  display:flex;
  flex-direction:column;
  justify-content:center;
  line-height:1.05;
}

.brand-title{
  font-size:1.1rem;
  font-weight:900;
  color:#fff;
  letter-spacing:-0.02em;
}

.brand-subtitle{
  display:block;
  margin-top:4px;
  font-size:.76rem;
  font-weight:600;
  color:#e8e9dd;
  letter-spacing:.02em;
}

.header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:10px 0;
}

@media (max-width: 1100px){
  .site-logo{
    height:64px;
  }

  .brand-title{
    font-size:1rem;
  }

  .brand-subtitle{
    font-size:.72rem;
  }
}
.header{
  height:78px;
}

.header .container{
  height:78px;
  display:flex;
  align-items:center;
}
.site-logo{
  height:80px;
  margin-top:-10px;
}
.hero p{
  color:#ffffff;
}
.hero p{
  max-width:640px;
}
.hero-content{
  background:rgba(0,0,0,0.35);
  backdrop-filter:blur(8px);
  padding:34px;
  border-radius:18px;
  max-width:720px;
  box-shadow:0 20px 60px rgba(0,0,0,0.25);
}
.hero h1{
  color:#e3e3e3;
}
.section-dark .quote p{
  color:#102033;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
}

.footer-logo{
  height:46px;
  width:auto;
}

.footer .brand-title{
  color:#fff;
}

.footer .brand-subtitle{
  color:#9cb0c8;
  font-size:.72rem;
}
.footer-address{
  text-align:center;
  margin-top:16px;
  font-size:0.9rem;
  color:#9cb0c8;
}
.smart-hero-box{
  background:#fff;
  padding:32px;
  border-radius:28px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}

.contact-top-grid .card{
  height:100%;
}

.contact-split{
  align-items:start;
}

.map-card{
  overflow:hidden;
  border-radius:24px;
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  background:#fff;
}

.contact-cta-band{
  background:linear-gradient(135deg,#07111d,#0b2240);
  color:#fff;
  padding:72px 0;
}

.contact-cta-band p{
  color:rgba(255,255,255,.82);
  max-width:760px;
}

.contact-cta-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}

.contact-cta-wrap h2{
  margin-top:10px;
  margin-bottom:12px;
}

.form-card label{
  display:block;
  margin-bottom:8px;
  font-weight:700;
  font-size:.95rem;
  color:var(--text);
}

@media (max-width: 900px){
  .contact-cta-wrap{
    flex-direction:column;
    align-items:flex-start;
  }

  .smart-hero-box{
    padding:22px;
  }
}
.topbar-left{
display:flex;
align-items:center;
gap:20px;
flex-wrap:wrap;
}

.topbar-item{
display:flex;
align-items:center;
gap:6px;
color:#fff;
}

.topbar-item a{
color:#fff;
font-weight:600;
}

.topbar-item svg{
opacity:.9;
}
.btn-cta{
background:linear-gradient(135deg,#ffb300,#ff9800);
color:#fff;
padding:12px 22px;
border-radius:999px;
font-weight:700;
display:inline-flex;
align-items:center;
gap:8px;
transition:all .25s ease;
box-shadow:0 10px 25px rgba(0,0,0,.25);
}

.btn-cta:hover{
transform:translateY(-2px);
box-shadow:0 16px 35px rgba(0,0,0,.35);
}

.cta-arrow{
font-size:18px;
transition:transform .25s ease;
}

.btn-cta:hover .cta-arrow{
transform:translateX(4px);
}
.whatsapp-text{
color:#25D366;
font-weight:600;
}
.mobile-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;

  background: rgba(7, 17, 29, 0.96); /* koyu blur hissi */
  backdrop-filter: blur(10px);

  z-index: 9999;

  display: none;
  padding-top: 80px;
}

.mobile-panel.active {
  display: block;
}
.mobile-panel a {
  display: block;
  color: #fff;
  font-size: 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:14px 22px;
  border-radius:999px;
  font-weight:700;
  border:1px solid transparent;
  transition:.25s ease;
  cursor:pointer;

  line-height:1; /* 🔥 EKLE */
}