/* ───────── LEDECH · tasarım token'ları ─────────
   Renkler logodan ölçüldü: mavi #2078A0 (koyu zeminde #2A86B8'e açıldı), altın #D0A830 (LED amberi #E2B93B).
   Altın YALNIZCA "aktif olan" için: CTA, seçili sahne, vurgu.        */
:root{
  --wrap-max:1280px; --sec-scale:1; --radius:8px;
  --ink-950:#03080f; --ink-900:#06111d; --ink-800:#0a1d2d; --ink-700:#122d42;
  --steel:#2975a3; --steel-300:#609fc2; --steel-200:#a4c8dc; --steel-100:#d9e8f1;
  --sun:#dcae2e; --sun-ink:#1a1400;
  --paper:#e9eef4;
  --txt:#e8f1f7; --txt-dim:#9fb5c6;
  --f-display:'Chakra Petch','Arial Narrow',Impact,sans-serif;
  --f-body:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  --gutter:clamp(20px,5vw,72px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto;-webkit-text-size-adjust:100%}
body{background:var(--ink-950);color:var(--txt);font-family:var(--f-body);line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

/* ───────── üst menü ───────── */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px var(--gutter);
  background:linear-gradient(180deg,rgba(3,8,15,.85),rgba(3,8,15,0));}
.brand img{height:46px;width:auto;display:block}
.nav-links{display:flex;gap:clamp(18px,2.6vw,38px);font-size:14px;font-weight:600;color:var(--txt-dim)}
.nav-links a{position:relative;padding:6px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--sun);transition:width .3s var(--ease)}
.nav-links a:hover{color:#fff}.nav-links a:hover::after{width:100%}
.nav-right{display:flex;align-items:center;gap:18px}
.lang{display:flex;gap:2px;font:600 11px var(--f-mono);letter-spacing:.08em}
.lang a{padding:5px 7px;border-radius:6px;color:var(--txt-dim)}
.lang a.on{color:var(--sun-ink);background:var(--sun)}
.lang a:not(.on):hover{color:#fff}

.btn{display:inline-flex;align-items:center;gap:10px;font:700 14px var(--f-body);padding:11px 20px;border-radius:12px;transition:transform .25s var(--ease),background .2s,box-shadow .25s;white-space:nowrap}
.btn-sun{background:var(--sun);color:var(--sun-ink);box-shadow:0 0 0 0 rgba(220,174,46,.5)}
.btn-sun:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(220,174,46,.55)}
.btn-ghost{border:1.5px solid rgba(179,216,234,.35);color:var(--steel-100)}
.btn-ghost:hover{border-color:var(--steel-200);background:rgba(41,117,163,.14);transform:translateY(-2px)}
.btn-lg{padding:16px 26px;font-size:15px;border-radius:14px}

/* ───────── sahne ───────── */
.stage{position:relative;height:1040vh}
.viewport{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;background:var(--ink-900);
  --p:0;--gx:21vw;isolation:isolate}
.bg-grid{position:absolute;inset:-300px 0;z-index:-3;
  background-image:linear-gradient(rgba(41,117,163,.085) 1px,transparent 1px),linear-gradient(90deg,rgba(41,117,163,.085) 1px,transparent 1px),
  linear-gradient(rgba(41,117,163,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(41,117,163,.045) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 50%,#000 20%,transparent 78%);mask-image:radial-gradient(ellipse 80% 70% at 50% 50%,#000 20%,transparent 78%);
  transform:translate3d(0,calc(var(--p) * -420px),0)}
.bg-glow{position:absolute;inset:0;z-index:-2;
  background:radial-gradient(48vmax 48vmax at calc(50% + var(--gx)) 50%,rgba(41,117,163,.30),transparent 62%),
             radial-gradient(30vmax 30vmax at calc(50% + var(--gx)) 58%,rgba(220,174,46,.07),transparent 60%)}
.wm{position:absolute;z-index:-1;right:-1vw;top:50%;font:400 clamp(260px,46vw,720px)/1 var(--f-display);color:transparent;-webkit-text-stroke:1.5px rgba(41,117,163,.16);
  transform:translateY(-52%);letter-spacing:-.04em;user-select:none;opacity:0;transition:opacity .6s var(--ease)}
.wm.on{opacity:1}

.crop{position:absolute;width:22px;height:22px;border:0 solid rgba(96,159,194,.45);z-index:2;pointer-events:none}
.crop.tl{left:18px;top:84px;border-left-width:1.5px;border-top-width:1.5px}
.crop.tr{right:18px;top:84px;border-right-width:1.5px;border-top-width:1.5px}
.crop.bl{left:18px;bottom:18px;border-left-width:1.5px;border-bottom-width:1.5px}
.crop.br{right:18px;bottom:18px;border-right-width:1.5px;border-bottom-width:1.5px}


/* ───────── paneller ───────── */
.panels{position:absolute;inset:0;z-index:5;pointer-events:none}
.panel{position:absolute;left:var(--gutter);top:50%;width:min(440px,35vw);transform:translateY(calc(-50% + 28px));opacity:0;visibility:hidden;
  transition:opacity .55s var(--ease),transform .7s var(--ease),visibility 0s .55s}
.panel.on{opacity:1;transform:translateY(-50%);visibility:visible;pointer-events:auto;transition:opacity .6s var(--ease) .12s,transform .8s var(--ease) .12s,visibility 0s}
.kicker{display:flex;align-items:center;gap:12px;font:600 12px var(--f-mono);letter-spacing:.18em;color:var(--steel-300);margin-bottom:22px}
.kicker .num{display:inline-grid;place-items:center;min-width:34px;height:34px;padding:0 8px;border:1.5px solid var(--sun);color:var(--sun);border-radius:50%;letter-spacing:0;font-size:12px}
.tri{width:0;height:0;border-left:7px solid transparent;border-right:7px solid transparent;border-bottom:12px solid var(--sun);display:inline-block}
.tri.down{border-bottom:0;border-top:12px solid var(--sun)}
.panel h1,.panel h2{font:400 clamp(42px,5.6vw,92px)/.98 var(--f-display);letter-spacing:-.01em;color:#fff;text-wrap:balance}
.panel h2{font-size:clamp(38px,4.6vw,72px)}
.panel h1 em,.panel h2 em{font-style:normal;color:var(--steel)}
.panel.final h2 em{color:var(--sun)}
.lead{margin-top:24px;font-size:clamp(16px,1.25vw,19px);color:var(--txt-dim);max-width:44ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;list-style:none}
.chips li{font:600 11px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;padding:8px 12px;border:1px solid rgba(96,159,194,.32);border-radius:999px;color:var(--steel-200);background:rgba(41,117,163,.08)}

/* ───────── ray (sahne noktaları) ───────── */
.rail{position:absolute;z-index:6;right:clamp(14px,2vw,30px);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:14px}
.rail button{all:unset;cursor:pointer;width:10px;height:10px;border-radius:50%;border:1.5px solid var(--steel-300);position:relative;transition:all .35s var(--ease)}
.rail button::after{content:attr(data-l);position:absolute;right:20px;top:50%;transform:translateY(-50%);font:600 10px var(--f-mono);letter-spacing:.14em;color:var(--steel-200);white-space:nowrap;opacity:0;transition:opacity .25s}
.rail button:hover::after{opacity:1}
.rail button.on{background:var(--sun);border-color:var(--sun);transform:scale(1.35)}
.hint{position:absolute;z-index:6;left:50%;bottom:28px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;font:600 11px var(--f-mono);letter-spacing:.24em;text-transform:uppercase;color:var(--steel-200);transition:opacity .4s}
.hint .tri{animation:bob 1.6s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(5px)}}
.hint.off{opacity:0;pointer-events:none}
.titleblock{position:absolute;z-index:3;left:34px;bottom:30px;display:flex;flex-direction:column;align-items:flex-start;gap:2px;font:500 10px var(--f-mono);letter-spacing:.16em;color:rgba(157,182,196,.7);padding:10px 14px;border:1px solid rgba(96,159,194,.2);background:rgba(6,17,29,.5);backdrop-filter:blur(6px)}
.titleblock b{color:var(--steel-200);font-weight:600}

.foot{display:flex;flex-direction:column;align-items:center;gap:14px;padding:56px var(--gutter);border-top:1px solid rgba(96,159,194,.15);color:var(--txt-dim);font-size:13px;background:var(--ink-950)}
.foot-logo{height:44px;width:auto}

/* ───────── mobil ───────── */
@media (max-width:820px){
  .nav-links,.lang,.titleblock{display:none}
  .nav{padding:14px 20px}
  .nav .btn{padding:9px 14px;font-size:13px}
  .viewport{--gx:0vw}
  .panel{left:20px;right:20px;top:auto;bottom:6.5vh;width:auto;transform:translateY(24px)}
  .panel.on{transform:none}
  .panel h1{font-size:clamp(38px,11vw,52px)}
  .panel h2{font-size:clamp(32px,9vw,44px)}
  .lead{margin-top:14px;font-size:15px}
  .kicker{margin-bottom:14px}
  .cta{margin-top:20px}.btn-lg{padding:13px 18px;font-size:14px}
  .chips{margin-top:16px}
  .rail{display:none}
  .hint{bottom:12px}
  .crop.tl,.crop.tr{top:70px}
  .wm{opacity:0!important}
}

@media (max-width:820px){
  .panels::before{content:"";position:absolute;inset:auto 0 0 0;height:56%;background:linear-gradient(180deg,rgba(6,17,29,0),rgba(6,17,29,.82) 38%,rgba(6,17,29,.96));pointer-events:none}
}