/* =========================================================
   KOÇER SOĞUTMA VE ISITMA — TASARIM TOKENLARI
   Tema: Soğutma (petrol mavisi) + Isıtma (bakır turuncu) düalitesi
   İmza öğe: "Servis Fişi" kartı (teknik etiket/repair-ticket motifi)
   ========================================================= */
:root{
  --petrol-deep:#0F3733;
  --petrol:#155C56;
  --petrol-soft:#E4EEEC;
  --copper:#D97A34;
  --copper-deep:#B05A1E;
  --copper-soft:#FBE9D8;
  --paper:#F7F4EC;
  --paper-2:#EFEAE0;
  --ink:#1B1F1D;
  --ink-soft:#54564f;
  --urgent:#E2502B;
  --urgent-deep:#C23E1C;
  --line:#DCD4C2;
  --success:#3F6E5B;
  --white:#FFFFFF;

  --font-display:"Space Grotesk", "Segoe UI", sans-serif;
  --font-body:"Inter", "Segoe UI", sans-serif;
  --font-mono:"IBM Plex Mono", "Courier New", monospace;

  --radius:14px;
  --radius-sm:8px;
  --shadow-card: 0 1px 2px rgba(15,55,51,.06), 0 8px 24px -8px rgba(15,55,51,.12);
  --shadow-lift: 0 18px 40px -16px rgba(15,55,51,.28);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-.01em;
  color:var(--petrol-deep);
}
p{margin:0 0 1em;}
:focus-visible{outline:3px solid var(--copper); outline-offset:2px;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 22px;
}
.section{padding:84px 0;}
.section--tight{padding:56px 0;}
.section--alt{background:var(--white);}
.section--dark{background:var(--petrol-deep); color:#EFEFE9;}
.section--dark h2, .section--dark h3{color:#fff;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--copper-deep);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:8px;height:8px;border-radius:50%;
  background:var(--copper);
  box-shadow:0 0 0 3px var(--copper-soft);
}
.section--dark .eyebrow{color:#F1B07C;}
.section--dark .eyebrow::before{box-shadow:0 0 0 3px rgba(217,122,52,.25);}

h2.h-title{font-size:clamp(28px,3.4vw,42px);}
.lede{font-size:18px;color:var(--ink-soft);max-width:640px;}
.section--dark .lede{color:#CFE0DB;}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:600;
  font-size:15px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-call{background:var(--urgent); color:#fff; box-shadow:0 10px 24px -10px rgba(226,80,43,.6);}
.btn-call:hover{background:var(--urgent-deep);}
.btn-whatsapp{background:#1E9E5A; color:#fff; box-shadow:0 10px 24px -10px rgba(30,158,90,.55);}
.btn-whatsapp:hover{background:#178248;}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.45); color:#fff;}
.btn-outline:hover{background:rgba(255,255,255,.1);}
.btn-ghost-dark{background:transparent;border-color:var(--petrol);color:var(--petrol-deep);}
.btn-ghost-dark:hover{background:var(--petrol-soft);}
.btn-copper{background:var(--copper);color:#fff;}
.btn-copper:hover{background:var(--copper-deep);}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.btn-block{width:100%;}

/* ---------- NAVBAR ---------- */
.navbar{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,236,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.navbar__inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;max-width:1180px;margin:0 auto;
}
.brand{display:flex;align-items:center;gap:11px;}
.brand img{height:42px;width:auto;border-radius:8px;}
.brand__mark{
  width:42px;height:42px;border-radius:10px;
  background:linear-gradient(145deg,var(--petrol) 0 50%, var(--copper) 50% 100%);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;color:#fff;font-size:16px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15;}
.brand__name{font-family:var(--font-display);font-weight:700;font-size:16.5px;color:var(--petrol-deep);}
.brand__sub{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;color:var(--ink-soft);text-transform:uppercase;}

.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{font-size:14.5px;font-weight:600;color:var(--ink);position:relative;padding:6px 0;}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--copper);
  transition:width .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:10px;}
.navbar__toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.navbar__toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;}

/* ---------- HERO ---------- */
.hero{
  background:
    radial-gradient(ellipse at 85% -10%, rgba(217,122,52,.18), transparent 55%),
    radial-gradient(ellipse at -10% 110%, rgba(21,92,86,.20), transparent 55%),
    var(--paper);
  padding:64px 0 90px;
  overflow:hidden;
}
.hero__grid{
  display:grid;grid-template-columns:1.05fr .8fr;gap:56px;align-items:center;
}
.hero h1{font-size:clamp(34px,4.6vw,56px); margin-bottom:18px;}
.hero h1 .accent{color:var(--copper-deep);}
.hero__lede{font-size:18.5px;color:var(--ink-soft);max-width:520px;margin-bottom:30px;}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px;}
.hero__trust{display:flex;gap:26px;flex-wrap:wrap;}
.trust-item{display:flex;align-items:center;gap:9px;font-size:13.5px;font-weight:600;color:var(--petrol-deep);}
.trust-item svg{width:18px;height:18px;color:var(--copper-deep);flex-shrink:0;}

/* ---------- SIGNATURE: SERVICE TICKET CARD ---------- */
.ticket{
  position:relative;
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow-lift);
  padding:30px 28px 26px;
  border:1px solid var(--line);
  max-width:400px;
}
.ticket::before, .ticket::after{
  content:"";
  position:absolute;
  width:26px;height:26px;
  background:var(--paper);
  border-radius:50%;
  top:50%;transform:translateY(-50%);
}
.ticket::before{left:-13px;}
.ticket::after{right:-13px;}
.ticket__row{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px;}
.ticket__tag{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--copper-deep); background:var(--copper-soft); padding:5px 10px; border-radius:6px;
  text-transform:uppercase;
}
.ticket__no{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-soft);}
.ticket hr{border:none;border-top:1.5px dashed var(--line);margin:16px 0;}
.ticket__field{display:flex;justify-content:space-between;gap:14px;padding:7px 0;font-size:14.5px;}
.ticket__field span:first-child{color:var(--ink-soft);font-size:13px;}
.ticket__field span:last-child{font-weight:700;color:var(--petrol-deep);text-align:right;}
.ticket__stamp{
  margin-top:18px;display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:10px;background:var(--petrol-soft);
}
.ticket__stamp svg{width:22px;height:22px;color:var(--petrol);flex-shrink:0;}
.ticket__stamp small{display:block;color:var(--ink-soft);font-size:11.5px;}
.ticket__stamp strong{font-size:13.5px;color:var(--petrol-deep);}

/* ---------- SERVICES GRID ---------- */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:42px;}
.svc-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;position:relative;transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.svc-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-card);border-color:transparent;}
.svc-card__code{
  font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);letter-spacing:.06em;
  margin-bottom:14px;display:block;
}
.svc-card__icon{
  width:52px;height:52px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  background:linear-gradient(145deg,var(--petrol-soft),var(--copper-soft));
}
.svc-card__icon svg{width:26px;height:26px;color:var(--petrol-deep);}
.svc-card h3{font-size:18px;margin-bottom:8px;}
.svc-card p{font-size:14px;color:var(--ink-soft);margin-bottom:14px;}
.svc-card__link{font-size:13.5px;font-weight:700;color:var(--copper-deep);display:inline-flex;align-items:center;gap:5px;}
.svc-card__link svg{width:14px;height:14px;transition:transform .15s ease;}
.svc-card:hover .svc-card__link svg{transform:translateX(3px);}

/* ---------- ABOUT / FEATURE STRIP ---------- */
.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden;margin-top:38px;}
.feature-strip__item{background:var(--white);padding:30px 26px;}
.feature-strip__item h4{font-size:16px;margin-bottom:8px;}
.feature-strip__item p{font-size:13.5px;color:var(--ink-soft);margin:0;}
.feature-strip__num{font-family:var(--font-mono);font-size:12px;color:var(--copper-deep);margin-bottom:10px;display:block;}

/* ---------- BLOG CARDS ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;}
.blog-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease;
}
.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card);}
.blog-card__img{height:170px;background:linear-gradient(135deg,var(--petrol-soft),var(--copper-soft));display:flex;align-items:center;justify-content:center;overflow:hidden;}
.blog-card__img img{width:100%;height:100%;object-fit:cover;}
.blog-card__img svg{width:36px;height:36px;color:var(--petrol);}
.blog-card__body{padding:20px;}
.blog-card__date{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.06em;}
.blog-card h3{font-size:17px;margin:10px 0 8px;}
.blog-card p{font-size:13.8px;color:var(--ink-soft);}

/* ---------- FAQ ACCORDION ---------- */
.faq-list{max-width:760px;margin:38px auto 0;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;
  padding:20px 4px;font-weight:700;font-size:16px;color:var(--petrol-deep);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{
  width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-left:16px;
  font-family:var(--font-mono);color:var(--copper-deep);transition:transform .2s ease;
}
.faq-item[open] summary .plus{transform:rotate(45deg);background:var(--copper);color:#fff;border-color:var(--copper);}
.faq-item__body{padding:0 4px 22px;color:var(--ink-soft);font-size:14.8px;max-width:640px;}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:38px;align-items:start;}
.info-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;margin-bottom:18px;}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--paper-2);}
.info-row:last-child{border-bottom:none;}
.info-row svg{width:20px;height:20px;color:var(--copper-deep);flex-shrink:0;margin-top:2px;}
.info-row strong{display:block;font-size:14px;color:var(--petrol-deep);margin-bottom:2px;}
.info-row span{font-size:13.8px;color:var(--ink-soft);}
.map-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:6px;}
.map-frame iframe{width:100%;height:260px;border:0;display:block;}

.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px;}
.form-group{margin-bottom:18px;}
.form-group label{display:block;font-size:13.5px;font-weight:700;color:var(--petrol-deep);margin-bottom:7px;}
.form-control{
  width:100%;padding:13px 15px;border-radius:var(--radius-sm);border:1.5px solid var(--line);
  font-family:var(--font-body);font-size:14.5px;background:var(--paper);color:var(--ink);
  transition:border-color .15s ease, background .15s ease;
}
.form-control:focus{border-color:var(--copper);background:#fff;outline:none;}
textarea.form-control{min-height:120px;resize:vertical;}

/* ---------- FOOTER ---------- */
.footer{background:var(--petrol-deep);color:#CFE0DB;padding:60px 0 26px;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer p{color:#A9C2BC;font-size:13.8px;}
.footer ul li{margin-bottom:10px;}
.footer ul li a{font-size:13.8px;color:#CFE0DB;}
.footer ul li a:hover{color:var(--copper);}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#8FAFA8;
}
.footer .social{display:flex;gap:10px;margin-top:14px;}
.footer .social a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;
}
.footer .social a svg{width:16px;height:16px;}
.footer .social a:hover{background:var(--copper);border-color:var(--copper);}

/* ---------- FLOATING ACTION BUTTONS ---------- */
.fab-stack{position:fixed;right:20px;bottom:20px;z-index:90;display:flex;flex-direction:column;gap:12px;align-items:flex-end;}
.fab{
  width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -10px rgba(0,0,0,.35); transition:transform .15s ease;
}
.fab:hover{transform:scale(1.08);}
.fab svg{width:27px;height:27px;color:#fff;}
.fab--whatsapp{background:#1E9E5A;}
.fab--call{background:var(--urgent);animation:pulse 2.4s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(226,80,43,.55), 0 14px 30px -10px rgba(0,0,0,.35);}
  70%{box-shadow:0 0 0 14px rgba(226,80,43,0), 0 14px 30px -10px rgba(0,0,0,.35);}
  100%{box-shadow:0 0 0 0 rgba(226,80,43,0), 0 14px 30px -10px rgba(0,0,0,.35);}
}

/* ---------- MOBILE BOTTOM BAR (call/whatsapp always reachable) ---------- */
.mobile-bar{display:none;}

/* ---------- BREADCRUMB / PAGE HEADER ---------- */
.page-header{background:var(--petrol-deep);color:#fff;padding:54px 0 44px;}
.page-header h1{color:#fff;font-size:clamp(28px,4vw,40px);margin-bottom:8px;}
.page-header p{color:#CFE0DB;max-width:560px;margin:0;}
.breadcrumb{font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;color:#9FC1B9;margin-bottom:14px;}
.breadcrumb a{color:#fff;}
.breadcrumb span{margin:0 6px;}

.prose{max-width:760px;}
.prose h2{font-size:24px;margin-top:34px;}
.prose p{color:var(--ink-soft);font-size:15.8px;}
.prose ul{padding-left:20px;list-style:disc;margin-bottom:18px;}
.prose ul li{margin-bottom:8px;color:var(--ink-soft);}

.badge{display:inline-block;padding:4px 11px;border-radius:6px;font-size:12px;font-weight:700;}
.badge--on{background:#E1F3E8;color:#1E7A4B;}
.badge--off{background:#F4E1DC;color:#B14A2D;}

.flash-stack{position:fixed; top:90px; right:20px; z-index:100; display:flex; flex-direction:column; gap:10px; max-width:340px;}
.flash{
  padding:14px 18px;border-radius:10px;font-size:14px;font-weight:600;box-shadow:var(--shadow-card);
  background:#fff;border-left:4px solid var(--petrol);
}
.flash-success{border-left-color:#1E9E5A;}
.flash-danger{border-left-color:var(--urgent);}
.flash-warning{border-left-color:var(--copper);}
.flash-info{border-left-color:var(--petrol);}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px){
  .hero__grid{grid-template-columns:1fr;}
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .feature-strip{grid-template-columns:1fr;}
  .blog-grid{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .ticket{max-width:100%;}
}

@media (max-width: 720px){
  .nav-links{
    position:fixed;top:73px;left:0;right:0;background:var(--paper);
    flex-direction:column;align-items:flex-start;gap:0;
    border-bottom:1px solid var(--line);
    max-height:0; overflow:hidden; transition:max-height .25s ease;
  }
  .nav-links.open{max-height:420px;}
  .nav-links a{width:100%;padding:16px 22px;border-bottom:1px solid var(--paper-2);}
  .nav-cta .btn-call-text{display:none;}
  .navbar__toggle{display:block;}
  .services-grid{grid-template-columns:1fr;}
  .blog-grid{grid-template-columns:1fr;}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .section{padding:56px 0;}
  body{padding-bottom:64px;}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:95;
    background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(0,0,0,.06);
  }
  .mobile-bar a{
    flex:1;display:flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 0;font-weight:700;font-size:14px;
  }
  .mobile-bar a.call{color:var(--urgent);}
  .mobile-bar a.whatsapp{color:#1E9E5A;border-left:1px solid var(--line);}
  .mobile-bar svg{width:18px;height:18px;}
  .fab-stack{display:none;}
}

@media (max-width: 560px){
  .footer__grid{grid-template-columns:1fr;gap:26px;}
  .hero{padding:40px 0 60px;}
}