:root{
  --bg:#0B1220;
  --bg-2:#0F1A2D;
  --surface:#FFFFFF;
  --surface-2:#F3F6FB;
  --text:#0B1220;
  --muted:rgba(11,18,32,.72);
  --border:rgba(15,23,42,.12);
  --shadow:0 16px 44px rgba(11,18,32,.10);
  --radius:18px;
  --container:1180px;
  --px:24px;
  --section:86px;
  --header-h:72px;
  --ease:220ms ease;
  --primary:#004aad;
  --primary-rgb:8,51,255;
  --accent:var(--primary);
  --accent-2:var(--primary);
}

*,
*::before,
*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
html,body{overflow-x:hidden}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{transition:none !important;animation:none !important}
}

body{
  margin:0;
  padding-top:var(--header-h);
  font-family:"Benguiat Book Condens","ITC Benguiat","Benguiat";
  color:var(--text);
  background:var(--surface-2);
  line-height:1.6;
}

/* Ensure font is consistent everywhere */
button,input,textarea,select{font:inherit}
body.nav-open{overflow:hidden}

/* Home: hero sits behind fixed header */
body.home{padding-top:0}

/* RTL support (Arabic / Persian) */
body.is-rtl{direction:rtl}
body.is-rtl .nav-list{flex-direction:row-reverse}
body.is-rtl .footer__nav{flex-direction:row-reverse}
body.is-rtl .btn-row{flex-direction:row-reverse}
body.is-rtl .section-head{align-items:flex-start}
body.is-rtl .nav-link::after{transform-origin:right}
body.is-rtl .lang-switch__menu{left:0;right:auto}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease),opacity var(--ease)}

.container{max-width:var(--container);padding:0 var(--px);margin:0 auto}
.section{padding:var(--section) 0}
.section--muted{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section--tight{padding:56px 0}

.anchor{scroll-margin-top:calc(var(--header-h) + 14px)}

/* Inner pages hero (About / SSS / Contact / Products) */
.inner-hero{
  padding:58px 0 46px; /* reduce empty space */
  min-height:320px; /* keep bg visible & consistent across pages */
  background:
    linear-gradient(180deg, rgba(11,18,32,.78), rgba(11,18,32,.62)),
    url("/assets/img/bg.jpeg") center/cover no-repeat;
  color:#fff;
}
.inner-hero .kicker{color:rgba(255,255,255,.86)}
.inner-hero .lead,
.inner-hero .text{color:rgba(255,255,255,.84)}
.inner-hero .h1,
.inner-hero .h2{color:#fff}
.inner-hero .btn{
  border-color:rgba(255,255,255,.22);
  color:#fff;
  background:rgba(255,255,255,.06);
}
.inner-hero .btn:hover{
  border-color:rgba(255,255,255,.36);
  box-shadow:0 14px 36px rgba(0,0,0,.22);
}
.inner-hero .btn--primary{
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  border-color:transparent;
}

@media (max-width: 480px){
  .inner-hero{padding:44px 0 34px;min-height:260px}
}

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

/* Scroll reveal + lazy image */
[data-reveal-section] .reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .7s ease, transform .7s ease;
  will-change:opacity,transform;
}
[data-reveal-section].is-visible .reveal{opacity:1;transform:none}

img.lazy-img{
  opacity:0;
  filter:blur(10px);
  transform:scale(1.02);
  transition:opacity .55s ease, filter .55s ease, transform .55s ease;
  will-change:opacity,filter,transform;
}
img.lazy-img.is-loaded{opacity:1;filter:none;transform:none}

.skip-link{
  position:absolute;
  left:-9999px;
  top:12px;
  background:var(--bg);
  color:#fff;
  padding:10px 12px;
  border-radius:12px;
  z-index:1000;
}
.skip-link:focus{left:12px}

/* Header */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:var(--header-h);
  z-index:999;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--border);
  backdrop-filter:saturate(1.1) blur(10px);
  transition:background-color var(--ease),border-color var(--ease),backdrop-filter var(--ease),box-shadow var(--ease);
}
.header__inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brand__logo{
  width:40px;height:40px;
  border-radius:999px;
  box-shadow:0 10px 28px rgba(var(--primary-rgb),.18);
}
.brand__stack{display:flex;flex-direction:column;line-height:1.1}
.brand__text{font-weight:800;letter-spacing:-.02em;font-size:clamp(18px, 1.35vw, 22px)}
.brand__tag{font-size:clamp(12px, .95vw, 14px);color:rgba(11,18,32,.62);font-weight:700;letter-spacing:.08em;text-transform:uppercase}

.site-nav{display:block}

.nav-backdrop{
  position:fixed;
  inset:0;
  background:rgba(11,18,32,.28);
  opacity:0;
  pointer-events:none;
  transition:opacity var(--ease);
  z-index:998;
}
.nav-backdrop.is-open{opacity:1;pointer-events:auto}
/* Home hero is already dark; keep overlay lighter */
.home .nav-backdrop.is-open{background:rgba(11,18,32,.18)}

.nav-sidebar__head{display:none}
.nav-close{
  width:44px;height:44px;
  border:1px solid rgba(15,23,42,.12);
  border-radius:14px;
  background:rgba(255,255,255,.92);
  display:grid;
  place-items:center;
  cursor:pointer;
  font-size:24px;
  line-height:1;
  color:rgba(11,18,32,.92);
}
.nav-close:hover{border-color:rgba(var(--primary-rgb),.35);background:rgba(var(--primary-rgb),.06)}
.nav-list{
  margin:0;padding:0;list-style:none;
  display:flex;align-items:center;gap:22px;
}
.nav-link{
  position:relative;
  font-weight:700;
  font-size:clamp(15px, 1.05vw, 17px);
  color:rgba(11,18,32,.90);
  padding:10px 2px;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:6px;
  height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover::after,
.nav-link.is-active::after{transform:scaleX(1)}

/* Language switcher */
.lang-switch{position:relative}
.lang-switch--nav{display:none}
.lang-switch__btn{
  list-style:none;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 12px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,.12);
  background:rgba(255,255,255,.92);
  font-weight:900;
  color:rgba(11,18,32,.90);
}
.lang-switch__btn::-webkit-details-marker{display:none}
.lang-switch__flag{font-size:16px;line-height:1}
.lang-switch__flagimg{
  width:18px;
  height:18px;
  border-radius:999px;
  object-fit:cover;
  display:block;
  box-shadow:0 6px 16px rgba(11,18,32,.10);
  border:1px solid rgba(15,23,42,.10);
}
.lang-switch__code{font-size:12px;letter-spacing:.08em}
.lang-switch__menu{
  position:absolute;
  right:0;
  top:calc(100% + 10px);
  min-width:190px;
  border-radius:16px;
  border:1px solid rgba(15,23,42,.12);
  background:#fff;
  box-shadow:0 18px 54px rgba(11,18,32,.14);
  padding:8px;
  display:grid;
  gap:6px;
  z-index:1001;
}
.lang-switch:not([open]) .lang-switch__menu{display:none}
.lang-switch__item{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid transparent;
  color:rgba(11,18,32,.88);
  background:rgba(243,246,251,.6);
}
.lang-switch__item:hover{border-color:rgba(var(--primary-rgb),.28);background:rgba(var(--primary-rgb),.08)}
.lang-switch__item.is-active{border-color:rgba(var(--primary-rgb),.35);background:rgba(var(--primary-rgb),.10)}
.lang-switch__name{font-weight:800;font-size:13px}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--border);
  border-radius:14px;
  background:rgba(255,255,255,.92);
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
}
.nav-toggle__bar{
  display:block;width:18px;height:2px;
  background:rgba(11,18,32,.92);
  border-radius:2px;
}

/* Home header behavior */
.home .site-header{
  background:transparent;
  border-bottom-color:transparent;
  backdrop-filter:none;
}
.home:not(.is-scrolled) .brand__text{color:#fff}
.home:not(.is-scrolled) .brand__tag{color:rgba(255,255,255,.75)}
.home:not(.is-scrolled) .nav-link{color:rgba(255,255,255,.92)}
.home:not(.is-scrolled) .lang-switch__btn{
  border-color:rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.92);
}
.home:not(.is-scrolled) .lang-switch__code{color:rgba(255,255,255,.92)}
.home:not(.is-scrolled) .nav-toggle{
  border-color:rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
}
.home:not(.is-scrolled) .nav-toggle__bar{background:rgba(255,255,255,.92)}
.home.is-scrolled .site-header{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--border);
  box-shadow:0 16px 44px rgba(11,18,32,.08);
  backdrop-filter:saturate(1.1) blur(10px);
}

/* Typography */
.kicker{
  margin:0 0 10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#004aad;
  font-weight:800;
  font-size:16px;
}
.h1{margin:0 0 14px;font-size:44px;line-height:1.1;letter-spacing:-.03em}
.h2{margin:0 0 12px;font-size:30px;line-height:1.2;letter-spacing:-.02em}
.h3{margin:0 0 10px;font-size:18px;line-height:1.3;letter-spacing:-.01em}
.lead{margin:0 0 22px;color:rgba(11,18,32,.70);font-size:16px;max-width:68ch}
.text{margin:0 0 14px;color:rgba(11,18,32,.70)}
.meta{margin:12px 0 0;color:rgba(11,18,32,.62);font-size:13px}

/* Buttons */
.btn-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 18px;
  border-radius:14px;border:1px solid rgba(11,18,32,.16);
  background:transparent;
  color:rgba(11,18,32,.92);
  font-weight:800;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background-color var(--ease),color var(--ease);
}
.btn:hover{transform:translateY(-1px);box-shadow:0 14px 36px rgba(11,18,32,.10);border-color:rgba(var(--primary-rgb),.35)}
.btn:active{transform:translateY(0)}
.btn--primary{
  border-color:transparent;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  color:#fff;
  box-shadow:0 16px 44px rgba(var(--primary-rgb),.22);
}
.btn--primary:hover{filter:brightness(1.02)}
.btn--ghost{
  background:rgba(255,255,255,.10);
}

/* Layout helpers */
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.grid-2--equal{align-items:stretch}
.grid-2--equal > .card{height:100%}
.card{
  background:var(--surface);
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.pad{padding:22px}
.media-card{height:100%}
.img-cover{width:100%;height:100%;object-fit:cover}

/* About: CTA + 6'lı neden alanı */
.about-cta{
  background:var(--surface);
  border:0; /* border kaldır */
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px 22px;
  text-align:center; /* yazıyı ortala */
}
.about-cta .text{
  margin-left:auto;
  margin-right:auto;
  max-width:78ch;
}
.about-cta .btn-row{justify-content:center}
.why-grid{
  margin-top:18px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
}
.why-card{
  background:var(--surface);
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--radius);
  box-shadow:0 14px 40px rgba(11,18,32,.06);
  padding:18px 16px;
  text-align:left;
}
.why-card__icon{
  width:44px;height:44px;
  border-radius:14px;
  background:#004aad;
  color:#fff;
  display:grid;place-items:center;
  margin-bottom:12px;
  border:1px solid rgba(15,23,42,.08);
}
.why-card__icon svg{width:22px;height:22px}

/* Contact: keep two cards same height + fill media/form nicely */
.grid-2.contact{align-items:stretch}
.grid-2.contact > .card{height:100%;display:flex;flex-direction:column}
.grid-2.contact > .card .media-card{flex:1;min-height:240px}
.grid-2.contact > .card .form{flex:1;align-content:start}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}
.section-head .btn{height:44px}

/* R&D banner (Products placeholder) */
.rnd-banner{
  border-radius:var(--radius);
  border:1px solid rgba(15,23,42,.10);
  background:linear-gradient(135deg, rgba(var(--primary-rgb),.10), rgba(255,255,255,.80));
  box-shadow:0 18px 54px rgba(11,18,32,.10);
  padding:44px 18px;
  display:grid;
  place-items:center;
  text-align:center;
}
.rnd-banner__text{
  font-size:44px;
  line-height:1.05;
  font-weight:900;
  letter-spacing:-.03em;
  color:rgba(11,18,32,.92);
}

/* HERO */
.home-hero{
  position:relative;
  height:100vh;
  min-height:760px;
  overflow:hidden;
  background:var(--bg);
}
.home-hero__bg{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  filter:saturate(1.06) contrast(1.02);
}
.home-hero__overlay{
  position:absolute;inset:0;
  background:
    radial-gradient(70% 60% at 20% 30%, rgba(var(--primary-rgb),.24) 0%, rgba(var(--primary-rgb),0) 70%),
    radial-gradient(60% 50% at 70% 60%, rgba(39,194,164,.22) 0%, rgba(39,194,164,0) 72%),
    linear-gradient(90deg, rgba(11,18,32,.82) 0%, rgba(11,18,32,.66) 44%, rgba(11,18,32,.44) 100%);
}
.home-hero__content{
  position:relative;
  z-index:2;
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  /* keep horizontal padding from .container; control only vertical here */
  padding-top:96px;
  padding-bottom:44px;
}
.hero-kicker{
  margin:0 0 10px;
  color:rgba(255,255,255,.78);
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-size:12px;
}
.hero-title{
  margin:0 0 14px;
  color:#fff;
  font-size:54px;
  line-height:1.08;
  letter-spacing:-.03em;
  max-width:18ch;
}
.hero-lead{
  margin:0 0 22px;
  color:rgba(255,255,255,.82);
  max-width:62ch;
  font-size:16px;
}
.hero-metrics{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  margin-top:202px;
  justify-content:center;
  align-self:center;
  width:min(860px, 100%);
}
.metric{
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  border-radius:18px;
  padding:16px 18px;
  min-width:190px;
  text-align:center;
}
.metric:hover{
  background-color: #004aad;
  color: #fff;
}
.metric__v{color:#fff;font-weight:900;letter-spacing:-.01em;font-size:20px;line-height:1.05}
.metric__l{color:rgba(255,255,255,.78);font-size:15px;margin-top:6px}

/* WHAT WE DO */
.cards-4{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
  margin-top:18px;
}
.icon-card{
  background:var(--surface);
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--radius);
  box-shadow:0 14px 40px rgba(11,18,32,.06);
  padding:18px 16px;
}
.icon-card__icon{
  width:44px;height:44px;
  border-radius:14px;
  background:#004aad;
  color:rgba(11,18,32,.92);
  display:grid;place-items:center;
  margin-bottom:12px;
  border:1px solid rgba(15,23,42,.08);
}
.icon-card__icon svg{width:22px;height:22px;
}

/* PRODUCTS */
.product-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:16px;
}
.product-grid--rnd{margin-top:0}
.product-grid--mixed{grid-template-columns:repeat(1,minmax(0,1fr));margin-top:0}
.product-card{
  background:var(--surface);
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 14px 44px rgba(11,18,32,.08);
  display:flex;
  flex-direction:column;
}
.product-card__media{height:190px}
.product-card__body{padding:18px 16px}
.product-card--main .product-card__media{
  height:420px;
  background:rgba(243,246,251,.7);
  display:flex;
  align-items:center;
  justify-content:center;
}
.product-card--main .img-cover{
  object-fit:contain;
  padding:6px;
}
.product-card--text .product-card__body{padding:18px 16px}
.product-card--text .h3{margin:0}
.product-card--text{min-height:0}
.rnd-badge{
  margin-top:10px;
  display:inline-flex;
  align-items:center;
  padding:10px 12px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:linear-gradient(135deg, rgba(var(--primary-rgb),.10), rgba(255,255,255,.86));
  color:rgba(11,18,32,.88);
  font-weight:900;
  letter-spacing:-.01em;
}
.bullets{
  margin:14px 0 0;
  padding-left:18px;
  color:rgba(11,18,32,.70);
}
.bullets li{margin:6px 0}
.bullets--big li{margin:8px 0}

/* TR MAP (7 Regions) */
.tr-map-layout{align-items:stretch}
.tr-map-standalone{padding:18px}
.tr-map-standalone .tr-map-wrap{padding:8px}
.tr-map-wrap{
  position:relative;
  width:100%;
  border-radius:calc(var(--radius) - 6px);
  background:#fff;
  border:1px solid rgba(15,23,42,.10);
  overflow:hidden;
  padding:10px;
  -webkit-tap-highlight-color:transparent;
}
.tr-map-wrap svg{width:100%;height:auto;display:block}
.tr-map-wrap [data-tr-map]{max-width:100%}

/* Hide all layers except regions when using detailed SVG */
.tr-map-wrap svg g[id^="layer"]:not(#layer5){display:none !important}

.tr-map-wrap svg #layer5 path{
  fill:rgba(11,18,32,.12);
  stroke:rgba(11,18,32,.28);
  stroke-width:1.1;
  vector-effect:non-scaling-stroke;
  transition:fill .18s ease, transform .18s ease, filter .18s ease;
  cursor:pointer;
  transform-box:fill-box;
  transform-origin:center;
}
.tr-map-wrap svg #layer5 path.is-default{
  fill:var(--primary);
}
.tr-map-wrap svg #layer5 path.is-hover{
  fill:var(--primary);
  transform:scale(1.03);
  filter:drop-shadow(0 12px 22px rgba(11,18,32,.18));
}
.tr-map-wrap svg #layer5 path:focus,
.tr-map-wrap svg #layer5 path:focus-visible{
  outline:none;
}
.tr-map-label{
  position:absolute;
  left:0;top:0;
  transform:translate(-50%,-50%);
  display:none;
  padding:10px 12px;
  border-radius:999px;
  background:rgba(0,74,173,.92);
  color:#fff;
  font-weight:900;
  letter-spacing:-.01em;
  font-size:14px;
  white-space:nowrap;
  max-width:min(320px, calc(100vw - 72px));
  overflow:hidden;
  text-overflow:ellipsis;
  pointer-events:none;
  box-shadow:0 14px 44px rgba(11,18,32,.18);
}

@media (max-width: 480px){
  .tr-map-label{
    font-size:12px;
    padding:8px 10px;
    max-width:min(260px, calc(100vw - 56px));
  }
  .tr-map-wrap svg #layer5 path.is-hover{transform:scale(1.02)}
  .tr-map-standalone{padding:14px}
}

/* Products slider (region -> category -> products) */
.tr-products__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:16px;
}
.tr-products__nav{display:flex;gap:10px}
.tr-products__nav .btn{width:48px;justify-content:center;padding:0}

.tr-product{
  display:grid;
  grid-template-columns: 1fr 1.05fr;
  gap:18px;
  align-items:stretch;
}
.tr-product__media{
  border-radius:calc(var(--radius) - 6px);
  overflow:hidden;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(243,246,251,.8);
  min-height:260px;
}
.tr-product__media .img-cover{height:100%;object-fit:contain;padding:10px}
.tr-product__body{min-width:0;display:flex;flex-direction:column}
.tr-product__foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.tr-product__cta{
  margin:0;
  height:42px;
  padding:0 14px;
  border-radius:12px;
  font-size:14px;
  width:max-content;
}

@media (max-width: 900px){
  .tr-product{grid-template-columns:1fr}
  .tr-products__head{align-items:flex-start}
  .tr-products__nav .btn{width:44px}
  .tr-product__media{min-height:220px}
  .tr-product__foot{gap:10px}
  .tr-product__cta{width:100%;justify-content:center}
}

/* Music floating button */
.music-fab{
  position:fixed;
  right:18px;
  bottom:88px; /* WhatsApp en altta */
  z-index:9999;
  width:54px;
  height:54px;
  padding:0;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.92);
  box-shadow:0 16px 44px rgba(11,18,32,.12);
  color:rgba(11,18,32,.92);
  font-weight:900;
  display:grid;
  place-items:center;
  cursor:pointer;
  transition:transform var(--ease), background-color var(--ease), opacity var(--ease), box-shadow var(--ease);
}
.music-fab:hover{transform:translateY(-1px)}
.music-fab__icon{
  width:40px;
  height:40px;
  display:block;
  opacity:.92;
}
.music-fab.is-off{
  background:rgba(11,18,32,.86);
  color:#fff;
  border-color:rgba(255,255,255,.12);
}
.music-fab.is-off .music-fab__icon{filter:invert(1) brightness(1.05);opacity:.95}
.music-fab:focus-visible{
  outline:3px solid rgba(var(--primary-rgb), .30);
  outline-offset:2px;
}

.tr-region-chip{
  appearance:none;
  cursor:pointer;
  user-select:none;
  transition:transform .14s ease, background .14s ease, border-color .14s ease;
}
.tr-region-chip:hover{transform:translateY(-1px)}
.tr-region-chip.is-active{
  border-color:rgba(var(--primary-rgb), .30);
  background:rgba(var(--primary-rgb), .12);
}
.tr-region-chip:focus-visible{
  outline:3px solid rgba(var(--primary-rgb), .28);
  outline-offset:2px;
}

/* STEPS */
.steps{display:grid;gap:12px;margin-top:18px}
.step{
  display:flex;
  gap:14px;
  padding:16px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.75);
  border-radius:var(--radius);
}
.step__no{
  width:46px;height:46px;
  border-radius:16px;
  display:grid;place-items:center;
  font-weight:900;
  color:#fff;
  background:#004aad;
  border:1px solid rgba(15,23,42,.08);
}
.step__body{min-width:0}

/* TECH */
.tech-media{border-radius:var(--radius)}

/* CHIPS */
.chip-grid{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.chip{
  padding:10px 12px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.85);
  color:rgba(11,18,32,.82);
  font-weight:800;
  font-size:13px;
}

/* CONCEPT (kept section, redesigned) */
.home-watermark{
  font-weight:900;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:rgba(11,18,32,.18);
  font-size:54px;
  line-height:1;
}
.home-watermark--left{margin-bottom:22px}

.home-concept{
  padding:var(--section) 0;
  background:var(--surface);
}
.home-concept > .container{max-width:1260px}
.home-concept__grid{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:0;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid rgba(15,23,42,.10);
  box-shadow:0 18px 54px rgba(11,18,32,.08);
}
.home-concept__media{position:relative;min-height:420px}
.home-concept__media img{width:100%;height:100%;object-fit:cover}
.home-play{
  position:absolute;inset:0;
  display:grid;place-items:center;
  background:linear-gradient(180deg, rgba(11,18,32,.12), rgba(11,18,32,.46));
}
.home-play__circle{
  width:86px;height:86px;border-radius:999px;
  border:3px solid rgba(255,255,255,.88);
  background:rgba(255,255,255,.10);
  backdrop-filter: blur(10px);
  box-shadow:0 18px 60px rgba(11,18,32,.22);
}
.home-play__tri{
  position:absolute;
  width:0;height:0;
  border-top:14px solid transparent;
  border-bottom:14px solid transparent;
  border-left:22px solid rgba(255,255,255,.92);
  margin-left:6px;
}
.home-concept__panel{
  background:#004aad;
  color:#fff;
  padding:44px 42px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.home-script{
  font-size:38px;
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1;
}
.home-script--white{color:rgba(255,255,255,.92)}
.home-concept__h{
  font-size:54px;
  font-weight:900;
  line-height:1.05;
  margin:12px 0 10px;
}
.home-concept__p{
  color:rgba(255,255,255,.88);
  max-width:60ch;
}

/* PROJECT FEATURES (kept section, redesigned) */
.home-features{
  background:#004aad;
  padding:var(--section) 0;
  color:#fff;
}
.home-features__grid{
  display:grid;
  grid-template-columns:1.25fr .95fr;
  gap:28px;
  align-items:center;
}
.home-features__map{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 22px 70px rgba(0,0,0,.28);
}
.home-features__map img{width:100%;height:420px;object-fit:cover;opacity:.92}
.home-hotspot{
  position:absolute;
  transform:translate(-50%,-50%);
  width:36px;height:36px;
  border-radius:999px;
  border:2px solid rgba(255,255,255,.88);
  background:rgba(255,255,255,.08);
  color:#fff;
  display:grid;place-items:center;
  cursor:pointer;
  box-shadow:0 12px 40px rgba(0,0,0,.26);
  transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.home-hotspot span{font-weight:900;font-size:11px}
.home-hotspot.is-active{
  transform:translate(-50%,-50%) scale(1.06);
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  box-shadow:0 18px 60px rgba(var(--primary-rgb),.24);
}
.home-features__panel{position:relative}
.home-features__wm{
  font-weight:900;
  font-size:46px;
  line-height:1;
  text-transform:uppercase;
  margin-bottom:14px;
}
.home-features__k{font-size:22px;font-weight:800;color:rgba(255,255,255,.88)}
.home-features__h{font-size:44px;font-weight:900;line-height:1.05;margin-top:8px}
.home-features__row{display:flex;align-items:flex-start;gap:14px;margin-top:14px}
.home-features__no{font-size:44px;font-weight:900;line-height:1}
.home-features__desc{color:rgba(255,255,255,.80);font-weight:700;max-width:40ch}
.home-features__nav{display:flex;gap:10px;margin-top:18px}
.home-mini-nav{
  width:48px;height:48px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.20);
  background:rgba(255,255,255,.06);
  color:#fff;
  display:grid;place-items:center;
  cursor:pointer;
}
.home-mini-nav:hover{background:rgba(255,255,255,.10)}
.home-mini-nav span{font-size:22px;line-height:1}

/* Contact form */
.form{display:grid;gap:14px}
.form-row{display:grid;gap:8px}
.label{font-weight:900;font-size:13px;color:rgba(11,18,32,.86)}
.input,.textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,.12);
  background:#fff;
  color:rgba(11,18,32,.92);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.input:focus,.textarea:focus{
  outline:none;
  border-color:rgba(var(--primary-rgb),.62);
  box-shadow:0 0 0 4px rgba(var(--primary-rgb),.14);
}
.link{color:rgba(var(--primary-rgb),.92);text-decoration:underline;text-underline-offset:3px}
.form-note{margin:6px 0 0;color:rgba(11,18,32,.72);min-height:1.2em}
.spacer-16{height:16px}

/* FAQ (SSS) */
.faq{
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:22px;
  align-items:start;
}
.faq__intro .lead{margin-bottom:0}
.faq__list{display:grid;gap:10px}
.faq-item{
  border:1px solid rgba(15,23,42,.10);
  border-radius:18px;
  background:linear-gradient(180deg, rgba(var(--primary-rgb),.06), rgba(var(--primary-rgb),.02));
  overflow:hidden;
  box-shadow:0 14px 40px rgba(11,18,32,.08);
}
.faq-item__q{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:16px 16px;
  font-weight:900;
  letter-spacing:-.01em;
  color:rgba(11,18,32,.92);
  background:rgba(255,255,255,.70);
  border-bottom:1px solid rgba(15,23,42,.08);
}
.faq-item__q::-webkit-details-marker{display:none}
.faq-item__q::after{
  content:"+";
  width:32px;height:32px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid rgba(15,23,42,.10);
  background:#fff;
  color:rgba(11,18,32,.88);
  font-size:18px;
  font-weight:900;
  transition:transform var(--ease), background-color var(--ease), border-color var(--ease);
  flex:none;
}
.faq-item[open] .faq-item__q{
  background:rgba(255,255,255,.92);
}
.faq-item[open] .faq-item__q::after{
  transform:rotate(45deg);
  border-color:rgba(var(--primary-rgb),.28);
}
.faq-item__q:focus-visible{
  outline:none;
  box-shadow:0 0 0 4px rgba(var(--primary-rgb),.14);
}
.faq-item__a{
  padding:14px 16px 16px;
  color:rgba(11,18,32,.72);
  background:#fff;
  border-top:0;
}

/* Footer */
.site-footer{
  background:#2a275f;
  color:#fff;
  padding:58px 0 22px;
  font-size:22px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.1fr .85fr 1.05fr;
  gap:44px;
  align-items:start;
}
.footer-brand{display:flex;flex-direction:column;align-items:center}
.footer-brand__logo{display:inline-flex;justify-content:center;width:100%}
.footer-brand__logo img{margin:0 auto}
.footer-brand__logo img{width:144px;height:auto}
.footer-social{display:flex;gap:14px;margin-top:20px;justify-content:center}
.footer-social a{
  width:42px;height:42px;
  border-radius:14px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.12);
  color:#fff;
  border:1px solid rgba(255,255,255,.10);
}
.footer-social a:hover{background:rgba(0,74,173,.35);transform:translateY(-1px)}
.footer-title{
  margin:0 0 14px;
  font-weight:900;
  font-size:30px;
  letter-spacing:-.02em;
}
.footer-links{padding-left:58px}
.footer-links a{
  display:block;
  padding:2px 0;
  color:rgba(255,255,255,.92);
  opacity:.92;
  font-size:22px;
}
.footer-links a:hover{opacity:1;text-decoration:underline}
.footer-contact__row{display:grid;grid-template-columns:86px 1fr;gap:10px;padding:7px 0}
.footer-contact__k{color:rgba(255,255,255,.78);font-weight:800;font-size:22px}
.footer-contact__v{color:rgba(255,255,255,.92);font-size:20px}
.footer-contact__v:hover{text-decoration:underline}

/* Footer bottom credit + WhatsApp */
.footer-bottom{
  margin-top:34px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-bottom__inner{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer-copy{color:rgba(255,255,255,.86);font-size:14px}
.footer__credit-link{
  display:inline-flex;
  align-items:center;
  padding:10px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.90);
  font-weight:800;
  font-size:13px;
  letter-spacing:.02em;
}
.footer__credit-link:hover{
  background:rgba(255,255,255,.10);
  border-color:rgba(var(--primary-rgb),.28);
  transform:translateY(-1px);
}

@media (max-width: 980px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid{text-align:center}
  .footer-social{justify-content:center}
  .footer-links{padding-left:0}
  .footer-contact__row{grid-template-columns:1fr;gap:4px}
  .footer-contact__k{opacity:.85}
  .footer-bottom__inner{justify-content:center;text-align:center}
}

/* WhatsApp floating action button (geri geldi) */
.wa-fab{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:1200;
  width:56px;
  height:56px;
  border-radius:999px;
  display:grid;
  place-items:center;
  background:rgba(255,255,255,.95);
  border:3px solid #25D366;
  box-shadow:0 18px 60px rgba(0,0,0,.22);
  transition:transform var(--ease), box-shadow var(--ease), filter var(--ease);
}
.wa-fab:hover{
  transform:translateY(-2px);
  filter:brightness(1.02);
  box-shadow:0 24px 70px rgba(0,0,0,.26);
}
.wa-fab__icon{
  width:28px;
  height:28px;
  color:#25D366;
}

/* Responsive */
@media (max-width: 1100px){
  .cards-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .product-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start}
  .faq{grid-template-columns:1fr}
  .why-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width: 768px){
  :root{--px:22px;--section:72px;--header-h:68px}
  .nav-toggle{display:flex}
  .site-nav{
    position:fixed;
    top:0;
    right:0;
    left:auto;
    height:100vh;
    width:min(86vw, 360px);
    background:rgba(255,255,255,.98);
    border-left:1px solid var(--border);
    transform:translateX(106%);
    opacity:1;
    pointer-events:none;
    transition:transform var(--ease);
    z-index:999;
    padding:14px 14px 18px;
    box-shadow:0 24px 80px rgba(11,18,32,.18);
  }
  .site-nav.is-open{transform:translateX(0);pointer-events:auto}

  .nav-sidebar__head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:0 4px 12px;
    border-bottom:1px solid rgba(15,23,42,.10);
    margin-bottom:14px;
  }
  .nav-sidebar__title{font-weight:900;color:rgba(11,18,32,.92)}

  .lang-switch--header{display:none}
  .lang-switch--nav{display:block;margin:0 0 10px}
  .site-nav .lang-switch{width:100%}
  .site-nav .lang-switch__btn{width:100%;justify-content:space-between}
  .site-nav .lang-switch__menu{
    position:static;
    right:auto;left:auto;top:auto;
    min-width:unset;
    box-shadow:none;
    border:1px solid rgba(15,23,42,.10);
    background:rgba(243,246,251,.55);
  }

  .nav-list{flex-direction:column;align-items:stretch;gap:0;padding:0;margin-top:14px}
  .nav-list{gap:10px}
  .nav-item{border-bottom:0}
  .nav-link{
    display:flex;
    align-items:center;
    width:100%;
    padding:18px 12px;
    font-size:20px;
    font-weight:900;
    letter-spacing:-.01em;
    color:rgba(11,18,32,.92);
    border-radius:12px;
    line-height:1.15;
    border-bottom:1px solid rgba(15,23,42,.10);
  }
  .nav-item:last-child .nav-link{border-bottom:0}
  /* Sidebar: no underline (prevents double-lines with dividers) */
  .site-nav .nav-link::after{display:none}
  .nav-link.is-active{
    background:rgba(var(--primary-rgb),.04);
    box-shadow:inset 1px 0 0 rgba(var(--primary-rgb),.95);
  }
  body.is-rtl .nav-link.is-active{box-shadow:inset -1px 0 0 rgba(var(--primary-rgb),.95)}

  /* Home header sets nav-link white; override for mobile sidebar */
  .home:not(.is-scrolled) .site-nav .nav-link{color:rgba(11,18,32,.92)}
  .home:not(.is-scrolled) .site-nav .lang-switch__btn{
    border-color:rgba(15,23,42,.12);
    background:rgba(255,255,255,.92);
    color:rgba(11,18,32,.90);
  }
  .home:not(.is-scrolled) .site-nav .lang-switch__code{color:rgba(11,18,32,.90)}

  /* Mobile hero: keep everything visible */
  .home-hero{min-height:560px}
  .home-hero__content{padding-top:84px;padding-bottom:28px}
  .hero-title{font-size:40px;max-width:20ch}
  .hero-lead{font-size:15px}
  .hero-metrics{margin-top:28px;justify-content:flex-start;align-self:stretch;width:100%}
  .metric{min-width:0;flex:1 1 160px}
  .metric__l{font-size:14px}
  .btn-row{gap:10px}
  .btn{height:44px;padding:0 14px;font-size:15px}
  .home-concept__grid{grid-template-columns:1fr}
  .home-concept__media{min-height:320px}
  .home-concept__panel{padding:32px 22px}
  .home-concept__h{font-size:44px}

  .home-features__grid{grid-template-columns:1fr}
  .home-features__map img{height:360px}
  .home-features__h{font-size:38px}

  .product-card--main .product-card__media{height:340px}
  .why-grid{grid-template-columns:1fr}
}

@media (max-width: 480px){
  :root{--px:20px}
  .btn{width:100%;height:44px}
  .hero-title{font-size:32px}
  .hero-lead{font-size:14px}
  .hero-metrics{margin-top:18px}
  /* Mobile metrics: 2x2 grid */
  .hero-metrics{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:12px;
  }
  .hero-metrics .metric{min-width:unset;width:auto}
  .metric{padding:14px 12px}

  /* Steps (01..07) compact on mobile */
  .steps{gap:10px}
  .step{padding:12px;gap:12px}
  .step__no{width:40px;height:40px;border-radius:14px;font-size:13px}
  .step .h3{margin:0 0 4px;font-size:16px;line-height:1.2}
  .step .text{margin:0;font-size:13px}

  .home-watermark{font-size:44px}
  .brand{min-width:auto}
  .brand__tag{display:none}
  .wa-fab{right:14px;bottom:14px}
  /* Keep hero readable on very small screens */
  .home-hero__content{padding-top:78px;padding-bottom:22px}
  .cards-4{grid-template-columns:1fr}
}

@media (max-width: 360px){
  :root{--px:16px}
  .hero-title{font-size:28px}
  .hero-lead{font-size:13px}
  .btn{font-size:14px}
  .metric__v{font-size:18px}
  .metric__l{font-size:13px}
  .step{padding:10px}
  .step__no{width:36px;height:36px;border-radius:12px;font-size:12px}
  .step .h3{font-size:15px}
  .step .text{font-size:12.5px}
  .footer-title{font-size:19px}
  .footer-social a{width:40px;height:40px}
  .music-fab{right:14px}
  .wa-fab{right:14px}
}

/* Short screen heights: prevent hero overflow pushing next section */
@media (max-height: 720px){
  .home-hero{min-height:unset;height:auto}
  .home-hero__content{height:auto;justify-content:flex-start;padding-top:76px;padding-bottom:22px}
  .hero-metrics{margin-top:18px}
}