/* ==========================================================
   Design tokens
   ========================================================== */
:root{
  --ink:        #10233B;
  --ink-soft:   #16314F;
  --ink-2:      #0B1826;
  --flame:      #E8532B;
  --flame-dark: #C43F1C;
  --amber:      #F5A623;
  --steel:      #5B6B7E;
  --steel-light:#8695A6;
  --paper:      #EEF2F6;
  --paper-2:    #F7F9FB;
  --white:      #FFFFFF;
  --line:       #D7DEE6;

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Work Sans', 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --container: 1180px;
  --radius: 16px;
  --shadow-md: 0 12px 30px -12px rgba(11,24,38,0.28);
  --shadow-lg: 0 24px 60px -20px rgba(11,24,38,0.35);
}

/* ==========================================================
   Reset
   ========================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; scroll-padding-top: 96px; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family: var(--font-display); margin:0; line-height:1.15; color: var(--ink); }
p{ margin:0; }
button{ font: inherit; cursor:pointer; }

.container{
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.icon{ width:20px; height:20px; fill: currentColor; flex-shrink:0; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ==========================================================
   Buttons & eyebrow labels
   ========================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  border: 1.5px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn--flame{
  background: var(--flame);
  color: var(--white);
  box-shadow: 0 10px 24px -8px rgba(232,83,43,0.55);
}
.btn--flame:hover{ background: var(--flame-dark); transform: translateY(-2px); }
.btn--ghost{
  background: transparent;
  border-color: rgba(255,255,255,0.55);
  color: var(--white);
}
.btn--ghost:hover{ background: rgba(255,255,255,0.12); }

.eyebrow{
  display:inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--flame);
  margin-bottom: 14px;
}
.eyebrow--light{ color: var(--amber); }

.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-head h2{ font-size: clamp(26px, 3.4vw, 38px); }
.section-head--light h2{ color: var(--white); }
.section-head--light{ max-width: 640px; margin-bottom: 48px; }

/* ==========================================================
   Navbar
   ========================================================== */
.navbar{
  position: sticky;
  top:0;
  z-index: 100;
  background: rgba(16,35,59,0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: box-shadow .25s ease;
}
.navbar.is-scrolled{ box-shadow: var(--shadow-md); }

.navbar__inner{
  display:flex;
  align-items:center;
  gap: 20px;
  padding: 14px 24px;
}

.brand{ display:flex; align-items:center; gap:12px; margin-right:auto; }
.brand__mark{ border-radius: 50%; flex-shrink:0; }
.brand__text{ display:flex; flex-direction:column; line-height:1.25; }
.brand__name{ font-family: var(--font-display); font-weight:700; font-size: 17px; color: var(--white); }
.brand__tagline{ font-family: var(--font-mono); font-size: 11px; letter-spacing:0.06em; color: var(--amber); text-transform: uppercase; }

.navbar__contact{ display:flex; align-items:center; gap:26px; }
.navbar__contact-item{
  display:flex; align-items:center; gap:8px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: rgba(255,255,255,0.85);
  transition: color .18s ease;
}
.navbar__contact-item .icon{ color: var(--amber); width:17px; height:17px; }
.navbar__contact-item:hover{ color: var(--white); }

.navbar__toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:36px; height:36px;
  background:transparent; border:none; padding:0;
}
.navbar__toggle span{ display:block; height:2px; background: var(--white); border-radius:2px; }

.navbar__mobile{
  display:none;
  flex-direction:column;
  gap:2px;
  padding: 6px 24px 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.navbar__mobile .navbar__contact-item{ padding: 10px 0; font-size:14px; overflow-wrap: anywhere; }

@media (max-width: 880px){
  .navbar__contact{ display:none; }
  .navbar__cta{ display:none; }
  .navbar__toggle{ display:flex; }
  .navbar__mobile.is-open{ display:flex; }
  .brand__tagline{ display:none; }
}

/* ==========================================================
   Hero slider
   ========================================================== */
.hero{
  position: relative;
  height: min(88vh, 760px);
  min-height: 520px;
  overflow: hidden;
  background: var(--ink-2);
}
.hero__track{ position:relative; width:100%; height:100%; }
.hero__slide{
  position:absolute; inset:0;
  opacity:0;
  visibility:hidden;
  transition: opacity 900ms ease;
}
.hero__slide.is-active{ opacity:1; visibility:visible; }
.hero__img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 8s ease;
}
.hero__slide.is-active .hero__img{ transform: scale(1); }

.hero__scrim{
  position:absolute; inset:0;
  background: linear-gradient(100deg, rgba(11,24,38,0.72) 0%, rgba(11,24,38,0.55) 42%, rgba(11,24,38,0.32) 100%);
}

.hero__content{
  position:relative;
  z-index:2;
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  max-width: 760px;
}
.hero__title{
  font-size: clamp(28px, 4vw, 46px);
  color: var(--white);
  margin-bottom: 18px;
}
.hero__text{
  color: rgba(255,255,255,0.82);
  font-size: 17px;
  max-width: 520px;
  margin-bottom: 30px;
}
.hero__actions{ display:flex; flex-wrap:wrap; gap:14px; }

.hero__arrow{
  position:absolute; top:50%; transform: translateY(-50%);
  z-index:3;
  width:48px; height:48px;
  border-radius:50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
  display:flex; align-items:center; justify-content:center;
  backdrop-filter: blur(4px);
  transition: background .18s ease;
}
.hero__arrow svg{ width:22px; height:22px; }
.hero__arrow:hover{ background: rgba(255,255,255,0.24); }
.hero__arrow--prev{ left:24px; }
.hero__arrow--next{ right:24px; }

.hero__dots{
  position:absolute; bottom:26px; left:50%; transform: translateX(-50%);
  z-index:3;
  display:flex; gap:10px;
}
.hero__dot{
  width:9px; height:9px; border-radius:50%;
  background: rgba(255,255,255,0.4);
  border: none;
  transition: background .2s ease, transform .2s ease;
}
.hero__dot.is-active{ background: var(--flame); transform: scale(1.25); }

@media (max-width: 640px){
  .hero__arrow{
    display: none;
  }
}

/* ==========================================================
   Trust strip
   ========================================================== */
.trust{ background: var(--ink); padding: 26px 0; }
.trust__grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.trust__item{
  display:flex; align-items:center; gap:12px;
  color: rgba(255,255,255,0.88);
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight:500;
}
.trust__item .icon{ color: var(--amber); width:24px; height:24px; }

@media (max-width: 880px){
  .trust__grid{ grid-template-columns: repeat(2, 1fr); }
}

/* ==========================================================
   Services
   ========================================================== */
.services{ padding: 84px 0 20px; }
.services .container{ padding-bottom: 0; }

.pipe-divider{ width:100%; height:70px; display:block; margin: 6px 0; }

.service-group-title{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight:600;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color: var(--steel);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
}

.service-row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:center;
  padding: 56px 24px;
}
.service-row--reverse{ direction: rtl; }
.service-row--reverse > *{ direction: ltr; }

.service-row__media img{
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width:100%;
  aspect-ratio: 5/4;
  object-fit: cover;
}
.service-row__text h3{ font-size: clamp(22px, 2.6vw, 28px); margin-bottom:16px; }
.service-row__text p{ color: var(--steel); font-size:15.5px; line-height:1.7; margin-bottom: 22px; }
.service-row__list{ display:flex; flex-direction:column; gap:10px; }
.service-row__list li{
  position:relative;
  padding-left: 26px;
  font-size:14.5px;
  color: var(--ink);
  font-weight:500;
}
.service-row__list li::before{
  content:"";
  position:absolute; left:0; top:6px;
  width:14px; height:14px;
  border-radius:50%;
  background: var(--paper);
  border: 2.5px solid var(--flame);
}

@media (max-width: 820px){
  .service-row, .service-row--reverse{ grid-template-columns: 1fr; direction: ltr; gap:28px; padding: 32px 24px; }
}

/* ==========================================================
   Contact / İletişim
   ========================================================== */
.contact{ background: var(--ink); padding: 90px 0 100px; margin-top: 40px; }
.contact__grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 32px;
  align-items: stretch;
}
.contact__card{
  background: var(--ink-soft);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 34px;
  min-width: 0;
  display:flex;
  flex-direction:column;
  gap: 6px;
}
.contact__row{
  display:flex; align-items:flex-start; gap:16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: opacity .18s ease;
}
.contact__row:last-of-type{ border-bottom:none; }
a.contact__row:hover{ opacity:0.8; }
.contact__icon{
  width:40px; height:40px; flex-shrink:0;
  border-radius:50%;
  background: rgba(245,166,35,0.14);
  display:flex; align-items:center; justify-content:center;
  color: var(--amber);
}
.contact__row-text{ display:flex; flex-direction:column; gap:3px; }
.contact__row-text strong{ font-family: var(--font-mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color: var(--amber); }
.contact__row-text span{ color: rgba(255,255,255,0.9); font-size:15px; overflow-wrap: anywhere; }
.contact__cta{ margin-top: 22px; justify-content:center; }

.contact__map{
  border-radius: var(--radius);
  overflow:hidden;
  min-height: 320px;
  min-width: 0;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.08);
}
.contact__map iframe{ width:100%; height:100%; min-height:320px; border:0; filter: grayscale(0.15) contrast(1.05); }
.contact__map #serviceMap{ width:100%; height:100%; min-height:320px; background: var(--paper); }

.leaflet-popup-content-wrapper{
  background: var(--ink-soft);
  color: var(--white);
  border-radius: 10px;
}
.leaflet-popup-content{ font-family: var(--font-body); font-size:13.5px; margin: 10px 14px; }
.leaflet-popup-content strong{ font-family: var(--font-mono); color: var(--amber); }
.leaflet-popup-tip{ background: var(--ink-soft); }

.service-map-pin span{
  display:block;
  width:20px; height:20px;
  border-radius:50%;
  background: var(--flame);
  border: 3px solid var(--white);
  box-shadow: 0 4px 10px -2px rgba(11,24,38,0.5);
}

@media (max-width: 880px){
  .contact__grid{ grid-template-columns: 1fr; }
}

/* ==========================================================
   Footer
   ========================================================== */
.footer{ background: var(--ink-2); color: rgba(255,255,255,0.75); }
.footer__top{
  display:grid;
  grid-template-columns: 1.4fr 0.8fr 0.9fr;
  gap: 40px;
  padding: 56px 24px 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.brand--footer .brand__name{ color: var(--white); }
.footer__brand p{ margin-top:14px; font-size:14px; line-height:1.7; max-width: 320px; color: rgba(255,255,255,0.6); }

.footer__col-title{
  display:block;
  font-family: var(--font-mono);
  font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  color: var(--amber); margin-bottom: 16px;
}
.footer__links, .footer__contact{ display:flex; flex-direction:column; gap:11px; font-size:14.5px; }
.footer__links a:hover, .footer__contact a:hover{ color: var(--white); }

.footer__bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size:12.5px;
  color: rgba(255,255,255,0.45);
}

@media (max-width: 720px){
  .footer__top{ grid-template-columns: 1fr; }
}

/* ==========================================================
   Scroll reveal
   ========================================================== */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible{ opacity:1; transform:none; }