/* SomeBlue — dark automotive-tech theme */

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

:root{
  --bg:#06070b;
  --bg-soft:#0b0e16;
  --surface: rgba(255,255,255,.045);
  --surface-strong: rgba(255,255,255,.07);
  --border: rgba(255,255,255,.09);
  --border-strong: rgba(255,255,255,.16);
  --text:#f4f6fb;
  --text-muted:#9aa4b8;
  --text-faint:#616b80;
  --blue:#3468ff;
  --blue-light:#6d93ff;
  --cyan:#22d3ee;
  --gradient: linear-gradient(135deg, var(--blue), var(--cyan));
  --gradient-soft: linear-gradient(135deg, rgba(52,104,255,.18), rgba(34,211,238,.10));
  --radius-sm:.6rem;
  --radius:1.1rem;
  --radius-lg:1.75rem;
  --ease: cubic-bezier(.16,1,.3,1);
  --content: 74rem;
  --nav-h: 4.75rem;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;overflow-x:clip;background:var(--bg)}
body{
  color:var(--text);
  font:400 1rem/1.65 'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:600;line-height:1.08;letter-spacing:-.02em;margin:0}
p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{list-style:none;margin:0;padding:0}

.shell{width:min(100% - 3rem,var(--content));width:min(calc(100% - 3rem),var(--content));margin-inline:auto}

::selection{background:var(--blue);color:#fff}

.skip-link{position:absolute;left:1rem;top:-4rem;background:var(--blue);color:#fff;padding:.7rem 1.1rem;border-radius:.5rem;z-index:999;transition:top .2s var(--ease)}
.skip-link:focus{top:1rem}

/* background texture */
.bg-noise{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background-image:radial-gradient(circle at 1px 1px, rgba(255,255,255,.06) 1px, transparent 0);
  background-size:26px 26px;
}
.bg-grid{position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}

/* ---------- Nav ---------- */
.nav{
  position:fixed;inset-inline:0;top:0;z-index:100;
  height:var(--nav-h);
  display:flex;align-items:center;
  transition:background-color .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s var(--ease),height .3s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{
  background:rgba(6,7,11,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--border);
  height:4rem;
}
.nav__inner{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{display:inline-flex;align-items:center;gap:.6rem}
.brand__mark{width:2.1rem;height:2.1rem;border-radius:50%;object-fit:cover}
.brand__word{height:1.15rem;width:auto;object-fit:contain}
.nav__links{display:flex;align-items:center;gap:2.1rem}
.nav__links a{
  font-size:.92rem;font-weight:500;color:var(--text-muted);
  position:relative;padding-block:.3rem;
  transition:color .25s var(--ease);
}
.nav__links a::after{
  content:'';position:absolute;left:0;bottom:-2px;height:1px;width:0%;
  background:var(--gradient);transition:width .3s var(--ease);
}
.nav__links a:hover{color:var(--text)}
.nav__links a:hover::after{width:100%}
.nav__cta{display:flex;align-items:center;gap:.9rem}

.btn{
  --btn-fg:#04070f;
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  height:2.85rem;padding-inline:1.4rem;border-radius:100px;
  font-weight:600;font-size:.92rem;white-space:nowrap;
  background:var(--gradient);color:var(--btn-fg);
  box-shadow:0 1px 0 rgba(255,255,255,.35) inset, 0 8px 24px -8px rgba(52,104,255,.55);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), filter .3s var(--ease);
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 1px 0 rgba(255,255,255,.4) inset, 0 14px 30px -8px rgba(52,104,255,.65)}
.btn:active{transform:translateY(0)}
.btn--ghost{
  background:var(--surface);color:var(--text);
  border:1px solid var(--border-strong);
  box-shadow:none;
}
.btn--ghost:hover{background:var(--surface-strong);border-color:rgba(255,255,255,.28)}
.btn--sm{height:2.5rem;padding-inline:1.1rem;font-size:.85rem}
.btn--block{width:100%}
.btn svg{width:1.05rem;height:1.05rem;flex:none}

.nav__burger{
  display:none;width:2.6rem;height:2.6rem;border-radius:.6rem;
  align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--border);
}
.nav__burger span{display:block;width:1.1rem;height:1.5px;background:var(--text);position:relative;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.nav__burger span::before,.nav__burger span::after{content:'';position:absolute;left:0;width:100%;height:1.5px;background:var(--text);transition:transform .3s var(--ease),top .3s var(--ease)}
.nav__burger span::before{top:-6px}
.nav__burger span::after{top:6px}
.nav__burger.is-active span{background:transparent}
.nav__burger.is-active span::before{top:0;transform:rotate(45deg)}
.nav__burger.is-active span::after{top:0;transform:rotate(-45deg)}

.mobile-panel{
  position:fixed;inset:0;z-index:99;
  background:rgba(6,7,11,.98);backdrop-filter:blur(20px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2.2rem;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .35s var(--ease),visibility .35s var(--ease),transform .35s var(--ease);
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-panel a{font-family:'Space Grotesk',sans-serif;font-size:1.7rem;font-weight:600}
.mobile-panel .btn{margin-top:1rem}

/* ---------- Hero ---------- */
.hero{
  position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
  gap:clamp(2rem,5vw,4rem);align-items:center;
  padding-block:calc(var(--nav-h) + 2.75rem) 5rem;
  isolation:isolate;
}
.hero::before,.hero::after{
  content:'';position:absolute;z-index:-1;border-radius:50%;filter:blur(70px);pointer-events:none;
}
.hero::before{width:26rem;height:26rem;background:rgba(52,104,255,.22);top:-8rem;left:-6rem;animation:drift1 16s ease-in-out infinite}
.hero::after{width:22rem;height:22rem;background:rgba(34,211,238,.14);bottom:-6rem;right:0;animation:drift2 18s ease-in-out infinite}
@keyframes drift1{0%,100%{transform:translate(0,0)}50%{transform:translate(2rem,1.5rem)}}
@keyframes drift2{0%,100%{transform:translate(0,0)}50%{transform:translate(-1.5rem,-1.5rem)}}
.hero__glow{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(480px circle at var(--mx,20%) var(--my,30%), rgba(109,147,255,.10), transparent 60%);
}
.hero__copy{max-width:34rem}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.4rem .85rem;border-radius:100px;
  background:var(--surface);border:1px solid var(--border-strong);
  font-size:.8rem;font-weight:600;color:var(--blue-light);letter-spacing:.02em;
  margin-bottom:1.5rem;
}
.eyebrow::before{content:'';width:.4rem;height:.4rem;border-radius:50%;background:var(--gradient);box-shadow:0 0 0 3px rgba(52,104,255,.25)}
.hero h1{font-size:clamp(2.5rem,5vw,3.6rem);margin-bottom:1.35rem}
.hero h1 .accent{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{font-size:clamp(1.05rem,1.6vw,1.2rem);color:var(--text-muted);max-width:32rem;margin-bottom:2.1rem}
.hero__cta{display:flex;flex-wrap:wrap;gap:.9rem}

.hero__visual{position:relative}
.hero__frame{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:16/9;
  border:1px solid var(--border-strong);background:var(--bg-soft);
  box-shadow:0 30px 70px -30px rgba(0,0,0,.7);
}
.hero__frame video{width:100%;height:100%;object-fit:cover}
.hero__frame::after{
  content:'';position:absolute;inset:0;border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
  background:linear-gradient(180deg, transparent 60%, rgba(6,7,11,.5) 100%);
  pointer-events:none;
}
.hero__frame-glow{
  position:absolute;inset:-1px;border-radius:inherit;z-index:-1;
  background:var(--gradient);opacity:.55;filter:blur(18px);
}
.hero__chip{
  position:absolute;left:1.1rem;bottom:1.1rem;z-index:2;
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.6rem .95rem;border-radius:100px;
  background:rgba(6,7,11,.65);backdrop-filter:blur(10px);border:1px solid var(--border-strong);
  font-size:.82rem;font-weight:600;
}
.hero__chip svg{width:1rem;height:1rem;color:var(--cyan)}

.hero__scroll{
  display:none;
}

/* ---------- Marquee ---------- */
.marquee{
  position:relative;padding-block:.95rem;border-block:1px solid var(--border);
  background:linear-gradient(90deg, rgba(52,104,255,.10), rgba(34,211,238,.06));
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
  mask-image:linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
}
.marquee__track{display:flex;width:max-content;gap:3rem;animation:scroll-x 32s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__item{display:flex;align-items:center;gap:3rem;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.95rem;letter-spacing:.03em;color:var(--text-muted);white-space:nowrap}
.marquee__item svg{width:.85rem;height:.85rem;color:var(--blue-light)}
@keyframes scroll-x{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- Sections generic ---------- */
section{position:relative;z-index:1}
.section{padding-block:clamp(4.5rem,9vw,7.5rem)}
.section__head{max-width:36rem;margin-bottom:3.25rem}
.section__head.center{margin-inline:auto;text-align:center}
.section__head h2{font-size:clamp(1.9rem,3.6vw,2.75rem);margin-block:.9rem 0}
.section__head p{color:var(--text-muted);font-size:1.05rem}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-visible{opacity:1;transform:translateY(0)}
.reveal-stagger > *{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-stagger.is-visible > *{opacity:1;transform:translateY(0)}
.reveal-stagger.is-visible > *:nth-child(1){transition-delay:.05s}
.reveal-stagger.is-visible > *:nth-child(2){transition-delay:.15s}
.reveal-stagger.is-visible > *:nth-child(3){transition-delay:.25s}
.reveal-stagger.is-visible > *:nth-child(4){transition-delay:.35s}

/* ---------- Services (bento) ---------- */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.card{
  position:relative;padding:2.1rem;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  transition:transform .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
  overflow:hidden;
}
.card::before{
  content:'';position:absolute;inset:-1px;border-radius:inherit;padding:1px;
  background:var(--gradient);opacity:0;transition:opacity .4s var(--ease);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  pointer-events:none;
}
.card:hover{transform:translateY(-6px);background:var(--surface-strong)}
.card:hover::before{opacity:1}
.card__icon{
  width:3.1rem;height:3.1rem;border-radius:1rem;margin-bottom:1.4rem;
  display:flex;align-items:center;justify-content:center;
  background:var(--gradient-soft);border:1px solid var(--border-strong);color:var(--blue-light);
}
.card__icon svg{width:1.5rem;height:1.5rem}
.card h3{font-size:1.25rem;margin-bottom:.6rem}
.card p{color:var(--text-muted);font-size:.96rem}

/* ---------- Neden (feature split) ---------- */
.feature{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}
.feature__art{
  position:relative;aspect-ratio:1/1;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.feature__art::before{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:28px 28px;
  mask-image:radial-gradient(circle at 50% 50%, #000 0%, transparent 72%);
}
.feature__ring{position:absolute;border-radius:50%;border:1px solid rgba(109,147,255,.28)}
.feature__ring--1{width:62%;aspect-ratio:1/1;animation:spin 22s linear infinite}
.feature__ring--2{width:82%;aspect-ratio:1/1;border-style:dashed;animation:spin 40s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.feature__logo{
  position:relative;width:34%;aspect-ratio:1/1;border-radius:50%;
  box-shadow:0 0 0 1px rgba(255,255,255,.14), 0 20px 40px rgba(52,104,255,.35);
}

.gauge{
  position:absolute;width:3rem;height:3rem;border-radius:50%;z-index:2;
  display:flex;align-items:center;justify-content:center;
  background:rgba(9,11,17,.85);backdrop-filter:blur(6px);
  border:1px solid var(--border-strong);
  color:var(--gauge-color,var(--blue-light));
  animation:gauge-pulse 3.2s ease-in-out infinite;
  animation-delay:var(--gauge-delay,0s);
}
.gauge svg{width:1.3rem;height:1.3rem}
.gauge--engine{--gauge-color:#ffb020;--gauge-delay:0s;top:8%;left:10%}
.gauge--oil{--gauge-color:#22d3ee;--gauge-delay:.8s;top:8%;right:10%}
.gauge--battery{--gauge-color:#ff5c5c;--gauge-delay:1.6s;top:50%;left:2%;transform:translateY(-50%)}
.gauge--temp{--gauge-color:#ffb020;--gauge-delay:2.4s;top:50%;right:2%;transform:translateY(-50%)}
@keyframes gauge-pulse{
  0%,100%{box-shadow:0 0 0 0 color-mix(in srgb, var(--gauge-color) 45%, transparent);color:var(--gauge-color)}
  50%{box-shadow:0 0 0 8px color-mix(in srgb, var(--gauge-color) 0%, transparent);color:var(--gauge-color)}
}
.feature__badge{
  position:absolute;bottom:1.3rem;left:1.3rem;right:1.3rem;
  display:flex;align-items:center;gap:.7rem;padding:.85rem 1rem;border-radius:1rem;
  background:rgba(6,7,11,.6);backdrop-filter:blur(10px);border:1px solid var(--border-strong);
}
.feature__badge svg{width:1.15rem;height:1.15rem;color:var(--cyan);flex:none}
.feature__badge span{font-size:.85rem;color:var(--text-muted)}
.feature__copy h2{margin-bottom:1rem;font-size:clamp(1.9rem,3.4vw,2.6rem)}
.feature__copy > p{color:var(--text-muted);font-size:1.05rem;margin-bottom:1.7rem}
.checklist{display:grid;gap:.85rem;margin-bottom:2rem}
.checklist li{display:flex;align-items:flex-start;gap:.75rem;color:var(--text);font-size:.98rem}
.checklist svg{width:1.3rem;height:1.3rem;flex:none;color:var(--cyan);margin-top:.1rem}

/* ---------- Süreç (process) ---------- */
.process{position:relative}
.process__list{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;position:relative}
.process__line{
  position:absolute;top:1.4rem;left:0;right:0;height:1px;background:var(--border);z-index:0;
}
.process__line-fill{
  position:absolute;top:0;left:0;height:100%;width:0%;background:var(--gradient);
  transition:width 1.4s var(--ease);
}
.process__list.is-visible .process__line-fill{width:100%}
.step{position:relative;z-index:1}
.step__num{
  width:2.9rem;height:2.9rem;border-radius:50%;margin-bottom:1.4rem;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-soft);border:1px solid var(--border-strong);
  font-family:'Space Grotesk',sans-serif;font-weight:600;color:var(--text-muted);
  transition:border-color .4s var(--ease),color .4s var(--ease),background .4s var(--ease);
}
.process__list.is-visible .step__num{border-color:transparent;background:var(--gradient);color:#04070f}
.step h3{font-size:1.1rem;margin-bottom:.55rem}
.step p{color:var(--text-muted);font-size:.92rem}

/* ---------- Contact ---------- */
.contact{position:relative}
.contact__panel{
  position:relative;border-radius:var(--radius-lg);padding:clamp(2.2rem,5vw,4rem);
  background:linear-gradient(160deg, rgba(52,104,255,.14), rgba(9,10,16,.4));
  border:1px solid var(--border-strong);overflow:hidden;
  display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;
}
.contact__panel::before{
  content:'';position:absolute;width:26rem;height:26rem;border-radius:50%;
  background:radial-gradient(circle, rgba(34,211,238,.22), transparent 70%);
  top:-8rem;right:-8rem;pointer-events:none;
}
.contact__copy h2{font-size:clamp(1.9rem,3.2vw,2.5rem);margin-bottom:1rem}
.contact__copy p{color:var(--text-muted);font-size:1.05rem;margin-bottom:2rem;max-width:30rem}
.contact__actions{display:flex;flex-wrap:wrap;gap:.9rem}
.contact__info{display:grid;gap:1.1rem}
.info-row{
  display:flex;align-items:center;gap:1rem;padding:1rem 1.1rem;border-radius:1rem;
  background:rgba(255,255,255,.04);border:1px solid var(--border);
}
.info-row__icon{
  width:2.6rem;height:2.6rem;border-radius:.8rem;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--gradient-soft);color:var(--blue-light);
}
.info-row__icon svg{width:1.2rem;height:1.2rem}
.info-row div{min-width:0}
.info-row .label{display:block;font-size:.76rem;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.15rem}
.info-row .value{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:1.02rem}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);padding-block:3rem}
.footer__top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:2.5rem;margin-bottom:2.5rem}
.footer__brand .brand{margin-bottom:.9rem}
.footer__brand p{color:var(--text-muted);font-size:.92rem;max-width:20rem}
.footer__cols{display:flex;gap:3.5rem;flex-wrap:wrap}
.footer__col h4{font-size:.82rem;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:1rem;font-family:'Inter',sans-serif;font-weight:600}
.footer__col ul{display:grid;gap:.65rem}
.footer__col a{color:var(--text-muted);font-size:.92rem;transition:color .25s var(--ease)}
.footer__col a:hover{color:var(--text)}
.footer__bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;
  padding-top:1.75rem;border-top:1px solid var(--border);
  color:var(--text-faint);font-size:.84rem;
}
.footer__bottom strong{color:var(--text-muted);font-weight:600}

/* ---------- Mobile sticky action bar ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:none;gap:.7rem;padding:.75rem 1rem calc(.75rem + env(safe-area-inset-bottom));
  background:rgba(6,7,11,.9);backdrop-filter:blur(16px);
  border-top:1px solid var(--border);
}
.mobile-bar .btn{flex:1}

/* ---------- Responsive ---------- */
@media (max-width:68rem){
  .services{grid-template-columns:1fr 1fr}
  .contact__panel{grid-template-columns:1fr}
}
@media (max-width:60rem){
  .nav__links,.nav__cta .btn--ghost{display:none}
  .nav__burger{display:flex}
  .hero{grid-template-columns:1fr}
  .hero__visual{order:-1;max-width:32rem;margin-inline:auto;width:100%}
  .feature{grid-template-columns:1fr}
  .feature__art{max-width:22rem;margin-inline:auto}
  .process__list{grid-template-columns:1fr 1fr;row-gap:2.5rem}
  .process__line{display:none}
}
@media (max-width:40rem){
  .shell{width:min(calc(100% - 2.2rem),var(--content))}
  .services{grid-template-columns:1fr}
  .process__list{grid-template-columns:1fr}
  .hero__cta .btn{flex:1}
  .mobile-bar{display:flex}
  body{padding-bottom:4.6rem}
  .footer__bottom{flex-direction:column}
}

@media (hover:none){
  .card:hover{transform:none}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}