/* ASEL Elektrostatik Boyama — main stylesheet */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0a0a;
  --bg-2:#141414;
  --bg-3:#1c1c1c;
  --gold:#d4af37;
  --gold-2:#f0c75e;
  --text:#e8e8e8;
  --muted:#9a9a9a;
  --accent:#ff6a1a;
  --whatsapp:#25d366;
  --whatsapp-2:#1ebe57;
  --border:rgba(212,175,55,.18);
}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-weight:400;
  font-feature-settings:"ss01","cv11";
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  letter-spacing:-0.01em;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6,.brand span{
  font-family:'Outfit','Inter',system-ui,sans-serif;
  letter-spacing:-0.02em;
  font-weight:600;
}
h1{font-weight:700;letter-spacing:-0.03em}
h2{font-weight:700;letter-spacing:-0.025em}
.btn{font-family:'Outfit','Inter',system-ui,sans-serif;letter-spacing:-0.005em}
img{max-width:100%;display:block}
a{color:var(--gold);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--gold-2)}
.container{width:min(1200px,92%);margin-inline:auto}

/* ---------- Navbar ---------- */
.navbar{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,10,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:.85rem 0;gap:1rem}
.brand{display:flex;align-items:center;gap:.75rem;color:var(--text);font-weight:700}
.brand img{width:120px;height:120px;object-fit:contain;filter:drop-shadow(0 0 6px rgba(212,175,55,.3))}
.brand span{font-size:1rem;letter-spacing:.5px}
.brand span b{color:var(--gold)}
.nav-links{display:flex;align-items:center;gap:1.6rem;list-style:none}
.nav-links a{color:var(--text);font-weight:500;font-size:.95rem;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--gold);transition:width .25s ease}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{
  background:var(--whatsapp);color:#fff;padding:.55rem 1rem;border-radius:30px;font-weight:600;
  display:inline-flex;align-items:center;gap:.4rem;font-size:.9rem;
  box-shadow:0 4px 14px rgba(37,211,102,.35);
}
.nav-cta:hover{background:var(--whatsapp-2);color:#fff}
.hamburger{display:none;background:none;border:0;color:var(--gold);font-size:1.6rem;cursor:pointer}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.85rem 1.6rem;border-radius:30px;font-weight:600;letter-spacing:.3px;
  border:0;cursor:pointer;font-family:inherit;font-size:.95rem;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-primary{background:var(--gold);color:#000}
.btn-primary:hover{background:var(--gold-2);color:#000;transform:translateY(-2px);box-shadow:0 10px 24px rgba(212,175,55,.35)}
.btn-outline{background:transparent;color:var(--gold);border:2px solid var(--gold)}
.btn-outline:hover{background:var(--gold);color:#000}
.btn-wa{background:var(--whatsapp);color:#fff}
.btn-wa:hover{background:var(--whatsapp-2);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(37,211,102,.35)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:88vh;display:grid;place-items:center;text-align:center;
  background:
    linear-gradient(180deg,rgba(10,10,10,.72),rgba(10,10,10,.92)),
    url('../img/elektrostatik-toz-boyama-tesis.png') center/cover no-repeat;
  padding:5rem 1rem;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:-30%;
  background:radial-gradient(circle at 30% 40%,rgba(255,106,26,.15),transparent 60%),
             radial-gradient(circle at 70% 60%,rgba(212,175,55,.12),transparent 60%);
  pointer-events:none;
}
.hero-content{position:relative;max-width:880px;animation:fadeUp .9s ease both}
.hero h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.1;font-weight:700;margin-bottom:1rem}
.hero h1 .gold{color:var(--gold)}
.hero p{color:var(--muted);font-size:1.1rem;margin-bottom:2rem;max-width:680px;margin-inline:auto}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* Smaller page header for inner pages */
.page-header{
  background:linear-gradient(180deg,rgba(10,10,10,.7),rgba(10,10,10,.95)),
             url('../img/fason-boyama-fabrikasi-istanbul.png') center/cover no-repeat;
  padding:5rem 1rem 3.5rem;text-align:center;border-bottom:1px solid var(--border);
}
.page-header h1{font-size:clamp(1.8rem,3.5vw,2.6rem);color:var(--text)}
.page-header h1 span{color:var(--gold)}
.page-header p{color:var(--muted);margin-top:.6rem}

/* ---------- Sections ---------- */
section{padding:4.5rem 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 3rem}
.section-head .eyebrow{
  display:inline-block;color:var(--gold);font-weight:600;font-size:.85rem;letter-spacing:2px;text-transform:uppercase;margin-bottom:.6rem
}
.section-head h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:700;line-height:1.2}
.section-head h2 span{color:var(--gold)}
.section-head p{color:var(--muted);margin-top:.8rem}

/* Cards (services) */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:2rem 1.6rem;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:16px;pointer-events:none;
  background:linear-gradient(180deg,transparent 70%,rgba(212,175,55,.06));
}
.card:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:0 18px 40px rgba(0,0,0,.5)}
.card .icon{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--accent));
  color:#000;font-weight:700;font-size:1.4rem;margin-bottom:1rem;
}
.card h3{font-size:1.2rem;margin-bottom:.6rem}
.card p{color:var(--muted);font-size:.95rem;margin-bottom:1rem}
.card a.more{color:var(--gold);font-weight:600;font-size:.9rem}
.card a.more::after{content:" →"}

/* Process timeline */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;counter-reset:step}
.step{
  background:var(--bg-2);border:1px solid var(--border);border-radius:14px;padding:1.8rem 1.4rem;text-align:center;
  position:relative;
}
.step .num{
  width:42px;height:42px;border-radius:50%;background:var(--gold);color:#000;font-weight:700;
  display:grid;place-items:center;margin:0 auto 1rem;font-size:1rem;
}
.step h4{margin-bottom:.4rem;font-size:1.05rem}
.step p{color:var(--muted);font-size:.9rem}

/* Why us */
.why{background:var(--bg-2)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.why-item{
  padding:1.5rem;border-radius:12px;border:1px solid var(--border);background:var(--bg-3);
}
.why-item h4{color:var(--gold);font-size:1rem;margin-bottom:.4rem;display:flex;align-items:center;gap:.5rem}
.why-item p{color:var(--muted);font-size:.9rem}

/* Split section (about / services detail) */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:3rem;align-items:center}
.split.reverse{grid-template-columns:1fr 1.05fr}
.split.reverse .split-media{order:-1}
.split-media img{border-radius:16px;border:1px solid var(--border);box-shadow:0 18px 50px rgba(0,0,0,.5)}
.split-text h2{font-size:clamp(1.4rem,2.5vw,2rem);margin-bottom:.8rem}
.split-text h2 span{color:var(--gold)}
.split-text p{color:var(--muted);margin-bottom:1rem}
.split-text ul{list-style:none;margin:1rem 0 1.5rem}
.split-text li{padding-left:1.6rem;position:relative;margin-bottom:.5rem;color:var(--text)}
.split-text li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700}

/* CTA band */
.cta-band{
  background:linear-gradient(135deg,#1a1a1a 0%,#0a0a0a 60%),
             radial-gradient(circle at top right,rgba(212,175,55,.25),transparent 60%);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:3rem 1rem;text-align:center;
}
.cta-band h3{font-size:clamp(1.4rem,2.5vw,2rem);margin-bottom:1rem}
.cta-band h3 span{color:var(--gold)}
.cta-band .btn{margin-top:.6rem}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.gallery .item{
  position:relative;overflow:hidden;border-radius:14px;border:1px solid var(--border);cursor:zoom-in;
  aspect-ratio:1/1;background:var(--bg-2);
}
.gallery .item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery .item:hover img{transform:scale(1.06)}
.gallery .item::after{
  content:"🔍";position:absolute;inset:auto auto 10px 10px;width:36px;height:36px;border-radius:50%;
  background:rgba(212,175,55,.92);color:#000;display:grid;place-items:center;font-size:1rem;
  opacity:0;transition:opacity .25s ease;
}
.gallery .item:hover::after{opacity:1}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;
  z-index:100;padding:2rem;cursor:zoom-out;
}
.lightbox.open{display:flex;animation:fadeIn .25s ease}
.lightbox img{max-width:90vw;max-height:88vh;border-radius:12px;border:1px solid var(--border)}
.lightbox .close{
  position:absolute;top:1rem;right:1.2rem;background:transparent;border:0;color:var(--gold);
  font-size:2rem;cursor:pointer;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem}
.contact-info{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:2rem}
.contact-info h3{margin-bottom:1.2rem;color:var(--gold)}
.contact-row{display:flex;gap:.9rem;align-items:flex-start;padding:.9rem 0;border-bottom:1px dashed var(--border)}
.contact-row:last-child{border-bottom:0}
.contact-row .ic{
  flex-shrink:0;width:40px;height:40px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold),var(--accent));
  display:grid;place-items:center;color:#000;font-weight:700;
}
.contact-row strong{display:block;color:var(--text);margin-bottom:.15rem;font-size:.95rem}
.contact-row span,.contact-row a{color:var(--muted);font-size:.92rem}
.contact-row a:hover{color:var(--gold)}
.map{border:1px solid var(--border);border-radius:16px;overflow:hidden;margin-top:1.5rem}
.map iframe{width:100%;height:280px;border:0;display:block;filter:invert(.9) hue-rotate(180deg) brightness(.9)}

.contact-form{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:2rem}
.contact-form h3{margin-bottom:1.2rem;color:var(--gold)}
.field{margin-bottom:1rem}
.field label{display:block;margin-bottom:.4rem;font-size:.88rem;color:var(--muted)}
.field input,.field textarea{
  width:100%;padding:.85rem 1rem;background:var(--bg-3);border:1px solid var(--border);
  border-radius:10px;color:var(--text);font-family:inherit;font-size:.95rem;transition:border-color .2s ease;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold)}
.field textarea{min-height:120px;resize:vertical}
.form-note{font-size:.82rem;color:var(--muted);margin-top:.4rem}

/* Floating WhatsApp */
.fab{
  position:fixed;right:1.2rem;bottom:1.2rem;z-index:60;
  width:60px;height:60px;border-radius:50%;background:var(--whatsapp);
  display:grid;place-items:center;color:#fff;
  box-shadow:0 12px 28px rgba(37,211,102,.45);
  animation:pulse 2.4s infinite;
}
.fab:hover{background:var(--whatsapp-2);color:#fff;transform:scale(1.06)}
.fab svg{width:30px;height:30px}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,.55),0 12px 28px rgba(37,211,102,.45)}
  70%{box-shadow:0 0 0 18px rgba(37,211,102,0),0 12px 28px rgba(37,211,102,.45)}
  100%{box-shadow:0 0 0 0 rgba(37,211,102,0),0 12px 28px rgba(37,211,102,.45)}
}

/* Footer */
.footer{background:#070707;border-top:1px solid var(--border);padding:3rem 0 1.2rem;margin-top:2rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:2rem}
.footer h4{color:var(--gold);font-size:1rem;margin-bottom:1rem;letter-spacing:.5px}
.footer p,.footer li,.footer a{font-size:.9rem;color:var(--muted)}
.footer ul{list-style:none}
.footer li{padding:.25rem 0}
.footer a:hover{color:var(--gold)}
.footer .brand{margin-bottom:.8rem}
.foot-bottom{border-top:1px solid var(--border);margin-top:2rem;padding-top:1rem;text-align:center;color:var(--muted);font-size:.85rem}
.foot-bottom span{color:var(--gold)}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .grid-3,.process,.why-grid,.gallery{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
  .hamburger{display:block}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:rgba(10,10,10,.98);
    flex-direction:column;align-items:flex-start;padding:1rem 6%;gap:1rem;
    border-bottom:1px solid var(--border);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .25s ease;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-cta{display:none}
  .split,.split.reverse{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  section{padding:3rem 0}
  .hero{min-height:78vh}
}
@media (max-width:480px){
  .grid-3,.process,.why-grid,.gallery,.foot-grid{grid-template-columns:1fr}
  .brand span{font-size:.85rem}
  .brand img{width:90px;height:90px}
  .fab{width:54px;height:54px}
}