/* ==========================================================================
   Şahiner Vinç & Platform — Design tokens
   Palette: charcoal steel / concrete / crane amber
   Type: Oswald (display) + Inter (body) + IBM Plex Mono (data / plates)
   Signature element: "Yük Plakası" — bolted load-capacity plate motif
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --charcoal:#1B2027;
  --charcoal-2:#242B33;
  --steel:#3E5468;
  --concrete:#EDEAE3;
  --concrete-2:#E1DDD3;
  --amber:#E08A1E;
  --amber-deep:#B8690F;
  --ink:#23282E;
  --white:#FFFFFF;
  --line: rgba(255,255,255,0.14);
  --line-dark: rgba(27,32,39,0.14);
  --radius: 4px;
  --maxw: 1140px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--concrete);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  font-size:16px;
  line-height:1.6;
}
h1,h2,h3,h4{
  font-family:'Oswald',sans-serif;
  text-transform:uppercase;
  letter-spacing:0.02em;
  line-height:1.15;
  margin:0 0 .5em;
  color:var(--charcoal);
}
p{margin:0 0 1em;}
a{color:inherit;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.mono{font-family:'IBM Plex Mono',monospace;}

/* ---------- Skip link / focus ---------- */
.skip-link{position:absolute;left:-999px;top:0;background:var(--amber);color:var(--charcoal);padding:10px 16px;z-index:200;}
.skip-link:focus{left:8px;top:8px;}
a:focus-visible, button:focus-visible{outline:3px solid var(--amber);outline-offset:2px;}

/* ---------- Header ---------- */
.site-header{
  background:var(--charcoal);
  color:var(--white);
  position:sticky;top:0;z-index:100;
  border-bottom:3px solid var(--amber);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);}
.brand svg{flex:none;}
.brand-text{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:1.05rem;font-weight:600;letter-spacing:.03em;line-height:1.1;}
.brand-text span{display:block;font-size:.62rem;color:var(--amber);letter-spacing:.12em;font-family:'IBM Plex Mono',monospace;margin-top:2px;}
nav.main-nav{display:flex;gap:22px;align-items:center;}
nav.main-nav a{color:var(--white);text-decoration:none;font-size:.92rem;font-weight:500;text-transform:uppercase;letter-spacing:.03em;}
nav.main-nav a:hover{color:var(--amber);}
.nav-toggle{display:none;background:none;border:2px solid var(--white);color:var(--white);padding:8px 10px;border-radius:var(--radius);}
.call-cta{
  background:var(--amber);color:var(--charcoal);
  padding:10px 16px;border-radius:var(--radius);
  font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:.9rem;
  text-decoration:none;white-space:nowrap;
}
.call-cta:hover{background:var(--white);}

@media (max-width:860px){
  nav.main-nav{position:absolute;top:100%;left:0;right:0;background:var(--charcoal);flex-direction:column;align-items:flex-start;padding:16px 24px;display:none;border-bottom:3px solid var(--amber);}
  nav.main-nav.open{display:flex;}
  .nav-toggle{display:block;}
}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(160deg, var(--charcoal) 0%, var(--charcoal-2) 55%, var(--steel) 130%);
  color:var(--white);
  padding:64px 0 0;
  position:relative;
  overflow:hidden;
}
.hero .wrap{position:relative;z-index:2;}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  color:var(--amber);
  font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:14px;
}
.hero h1{color:var(--white);font-size:clamp(2rem,5vw,3.4rem);max-width:820px;}
.hero .lead{color:#C9D2DA;max-width:600px;font-size:1.08rem;margin-bottom:28px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 22px;border-radius:var(--radius);
  text-decoration:none;font-weight:600;font-size:.98rem;
  border:2px solid transparent;
}
.btn-amber{background:var(--amber);color:var(--charcoal);}
.btn-amber:hover{background:var(--amber-deep);color:var(--white);}
.btn-outline{border-color:var(--white);color:var(--white);}
.btn-outline:hover{background:var(--white);color:var(--charcoal);}

/* ---------- Load plate (signature element) ---------- */
.plate-row{display:flex;flex-wrap:wrap;gap:14px;padding:26px 0 34px;border-top:1px solid var(--line);}
.plate{
  position:relative;
  background:var(--charcoal-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px 20px 14px 26px;
  min-width:150px;
  flex:1 1 150px;
}
.plate::before, .plate::after{
  content:"";position:absolute;width:6px;height:6px;border-radius:50%;
  background:var(--amber);top:8px;left:8px;
}
.plate::after{left:auto;right:8px;}
.plate .num{font-family:'IBM Plex Mono',monospace;font-size:1.5rem;font-weight:600;color:var(--amber);display:block;}
.plate .label{font-size:.72rem;color:#B7C0C8;text-transform:uppercase;letter-spacing:.08em;}

/* ---------- Sections ---------- */
section{padding:64px 0;}
.section-tight{padding:44px 0;}
.section-alt{background:var(--white);}
.kicker{font-family:'IBM Plex Mono',monospace;color:var(--amber-deep);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px;}
.section-head{max-width:680px;margin-bottom:38px;}
.section-head h2{font-size:clamp(1.6rem,3.2vw,2.3rem);}
.section-head p{color:#4B535B;font-size:1.02rem;}

/* ---------- Service cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;}
.card{
  background:var(--white);
  border:1px solid var(--line-dark);
  border-top:3px solid var(--amber);
  border-radius:var(--radius);
  padding:26px 24px;
}
.card h3{font-size:1.15rem;margin-bottom:10px;}
.card p{color:#4B535B;font-size:.96rem;margin-bottom:0;}
.card .tag{font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--amber-deep);display:block;margin-bottom:10px;}

/* ---------- District grid ---------- */
.district-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;}
.district-plate{
  display:flex;flex-direction:column;gap:8px;
  background:var(--charcoal);color:var(--white);
  border-radius:var(--radius);
  padding:20px;text-decoration:none;
  position:relative;border:1px solid var(--line);
}
.district-plate::before, .district-plate::after{content:"";position:absolute;width:6px;height:6px;border-radius:50%;background:var(--amber);top:10px;left:10px;}
.district-plate::after{left:auto;right:10px;}
.district-plate:hover{border-color:var(--amber);}
.district-plate .d-name{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:1.15rem;letter-spacing:.02em;}
.district-plate .d-dist{font-family:'IBM Plex Mono',monospace;font-size:.76rem;color:var(--amber);}
.district-plate .d-desc{font-size:.86rem;color:#C9D2DA;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--steel);padding:16px 0;}
.breadcrumb a{color:var(--steel);text-decoration:none;}
.breadcrumb a:hover{text-decoration:underline;}

/* ---------- District page hero (lighter) ---------- */
.local-hero{background:var(--charcoal);color:var(--white);padding:40px 0 32px;}
.local-hero h1{color:var(--white);font-size:clamp(1.7rem,4vw,2.6rem);max-width:760px;}
.local-hero p{color:#C9D2DA;max-width:640px;}

/* ---------- Two column ---------- */
.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:start;}
@media (max-width:780px){.two-col{grid-template-columns:1fr;}}
.info-box{
  background:var(--charcoal);color:var(--white);
  border-radius:var(--radius);padding:26px;
}
.info-box h3{color:var(--white);font-size:1.05rem;}
.info-box .mono{color:var(--amber);}
.info-box .row{border-top:1px solid var(--line);padding:10px 0;font-size:.92rem;}
.info-box .row:first-of-type{border-top:none;}

/* ---------- List check ---------- */
ul.check{list-style:none;margin:0 0 1em;padding:0;}
ul.check li{position:relative;padding-left:26px;margin-bottom:10px;font-size:.98rem;}
ul.check li::before{content:"▸";position:absolute;left:0;color:var(--amber-deep);font-weight:700;}

/* ---------- FAQ ---------- */
details.faq{border-bottom:1px solid var(--line-dark);padding:16px 0;}
details.faq summary{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:1rem;cursor:pointer;letter-spacing:.02em;}
details.faq p{margin-top:10px;color:#4B535B;}

/* ---------- CTA band ---------- */
.cta-band{background:var(--amber);color:var(--charcoal);text-align:center;}
.cta-band h2{color:var(--charcoal);}
.cta-band .btn-outline{border-color:var(--charcoal);color:var(--charcoal);}
.cta-band .btn-outline:hover{background:var(--charcoal);color:var(--white);}

/* ---------- Footer ---------- */
footer{background:var(--charcoal);color:#C9D2DA;padding:48px 0 24px;font-size:.9rem;}
footer h4{color:var(--white);font-size:.85rem;letter-spacing:.08em;}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:28px;margin-bottom:32px;}
footer a{color:#C9D2DA;text-decoration:none;}
footer a:hover{color:var(--amber);}
.footer-bottom{border-top:1px solid var(--line);padding-top:18px;font-size:.8rem;color:#8B949C;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}

@media (max-width:600px){
  section{padding:44px 0;}
  .plate-row{gap:10px;}
}