/* Faz 15 — Dizi Cehennemi tanıtım sitesi. Tek dosya, bağımlılık yok. Koyu, kurumsal, modern. */
:root{
  --bg:#0B0D12;--bg2:#10131B;--surface:#151924;--surface2:#1B2030;--line:#232939;
  --text:#F3F4F6;--muted:#9AA3B2;--dim:#6B7280;
  --brand:#E50914;--brand2:#FF6B35;--gold:#F5C518;--ok:#22C55E;
  --r:14px;--r-lg:22px;--max:1180px;--ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;line-height:1.15;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand);color:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.muted{color:var(--muted)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:12px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .15s var(--ease),background .15s,border-color .15s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--brand2),var(--brand));color:#fff;box-shadow:0 8px 24px rgba(229,9,20,.28)}
.btn-primary:hover{box-shadow:0 10px 28px rgba(229,9,20,.38)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-lg{padding:15px 28px;font-size:16px;border-radius:14px}

/* Header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(11,13,18,.82);backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid rgba(255,255,255,.06)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:19px;letter-spacing:-.02em}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text b{font-weight:800;color:#fff}
.nav{display:flex;align-items:center;gap:26px}
.nav>a{color:var(--muted);font-weight:500;font-size:15px;transition:color .15s}
.nav>a:hover,.nav>a.on{color:#fff}
.nav-cta{display:flex;gap:10px;margin-left:8px}
.nav-cta .btn{padding:10px 18px;font-size:14px}
.nav-t,.nav-burger{display:none}

/* Hero */
.hero{position:relative;overflow:hidden;padding:84px 0 60px}
.hero:before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 480px at 15% -10%,rgba(229,9,20,.22),transparent 60%),
  radial-gradient(700px 420px at 90% 10%,rgba(255,107,53,.14),transparent 60%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brand2);margin-bottom:18px}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--brand2);border-radius:2px}
.hero h1{font-size:clamp(34px,5vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1.08}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#fff,#FFB4A0);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin:22px 0 30px;font-size:18px;color:var(--muted);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-note{margin-top:14px;font-size:13px;color:var(--dim)}
.trust{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:38px;color:var(--muted);font-size:14px}
.trust span{display:inline-flex;align-items:center;gap:8px}
.trust span:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok)}

/* TV mockup */
.tv{position:relative;aspect-ratio:16/10;border-radius:22px;padding:14px;background:linear-gradient(160deg,#1c2130,#0f121a);border:1px solid var(--line);box-shadow:0 40px 80px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.06)}
.tv-screen{position:relative;height:100%;border-radius:12px;overflow:hidden;background:#0d1017;padding:16px 18px;display:flex;flex-direction:column;gap:12px}
.tv-screen:before{content:"";position:absolute;inset:0;background:radial-gradient(500px 220px at 30% 0%,rgba(229,9,20,.35),transparent 60%),linear-gradient(180deg,rgba(255,255,255,.03),transparent 40%);pointer-events:none}
.tv-top{display:flex;align-items:center;gap:10px}
.tv-top i{display:block;height:8px;border-radius:6px;background:rgba(255,255,255,.14)}
.tv-top i:nth-child(1){width:60px;background:linear-gradient(90deg,var(--brand2),var(--brand))}
.tv-top i:nth-child(2){width:38px}.tv-top i:nth-child(3){width:46px}.tv-top i:nth-child(4){width:30px}
.tv-hero{position:relative;height:40%;border-radius:10px;background:linear-gradient(120deg,#3b0d13,#7a1220 45%,#25121a);padding:14px;display:flex;flex-direction:column;justify-content:flex-end;gap:8px}
.tv-hero b{display:block;width:46%;height:14px;border-radius:6px;background:rgba(255,255,255,.9)}
.tv-hero i{display:block;width:30%;height:8px;border-radius:6px;background:rgba(255,255,255,.4)}
.tv-hero em{position:absolute;top:12px;left:14px;font-style:normal;font-size:9px;font-weight:700;letter-spacing:.08em;background:var(--brand);color:#fff;padding:3px 7px;border-radius:5px}
.tv-row{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;flex:1}
.tv-row span{border-radius:8px;background:linear-gradient(160deg,var(--c1),var(--c2));box-shadow:inset 0 0 0 1px rgba(255,255,255,.05)}
.tv-row span:first-child{outline:2px solid #fff;outline-offset:2px;transform:scale(1.04)}
.tv-label{font-size:9px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.tv-badge{position:absolute;right:-14px;bottom:26px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 14px;font-size:13px;box-shadow:0 12px 30px rgba(0,0,0,.4);display:flex;gap:10px;align-items:center}
.tv-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.18)}

/* Sections */
.sec{padding:76px 0}
.sec-alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}
.sec-head{max-width:720px;margin:0 auto 44px;text-align:center}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:-.02em}
.sec-head p{margin-top:12px;color:var(--muted);font-size:17px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;transition:transform .2s var(--ease),border-color .2s}
.card:hover{transform:translateY(-3px);border-color:#2f3750}
.ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(229,9,20,.12);color:var(--brand2);margin-bottom:16px}
.ico svg{width:22px;height:22px}
.card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .tag{display:inline-block;margin-top:14px;font-size:12px;font-weight:600;color:var(--gold);background:rgba(245,197,24,.1);padding:4px 9px;border-radius:7px}

/* Devices */
.dev{position:relative;overflow:hidden}
.dev .card{padding-top:22px}
.dev-shape{height:78px;border-radius:12px;margin-bottom:18px;background:linear-gradient(160deg,#1a2030,#0f131c);border:1px solid var(--line);display:grid;place-items:center;color:var(--muted)}
.dev-shape svg{width:38px;height:38px}
.dev a.lnk{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;color:var(--brand2)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px 26px}
.step:before{counter-increment:s;content:"0" counter(s);display:inline-block;font-size:13px;font-weight:800;color:var(--brand2);letter-spacing:.08em;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--muted);font-size:15px}

/* Stats band */
.band{background:linear-gradient(135deg,rgba(229,9,20,.16),rgba(255,107,53,.08));border:1px solid rgba(229,9,20,.28);border-radius:var(--r-lg);padding:34px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.band b{display:block;font-size:34px;font-weight:800;letter-spacing:-.03em}
.band span{color:var(--muted);font-size:14px}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0 20px;margin-bottom:10px}
.faq summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-size:22px;color:var(--muted);transition:transform .2s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p,.faq details div{padding:0 0 18px;color:var(--muted);font-size:15px}
.faq-cat{margin:30px 0 12px;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand2)}

/* CTA */
.cta{text-align:center;padding:70px 20px;border-radius:var(--r-lg);background:radial-gradient(600px 240px at 50% 0%,rgba(229,9,20,.3),transparent 70%),var(--surface);border:1px solid var(--line)}
.cta h2{font-size:clamp(26px,3.4vw,38px);font-weight:800}
.cta p{color:var(--muted);margin:12px auto 26px;max-width:560px;font-size:17px}

/* Page (SSS / iletişim / metin) */
.page{padding:64px 0 80px}
.page-head{max-width:760px;margin-bottom:36px}
.page-head h1{font-size:clamp(30px,4vw,44px);font-weight:800;letter-spacing:-.02em}
.page-head p{margin-top:12px;color:var(--muted);font-size:17px}
.prose{max-width:820px;color:#D1D5DB;font-size:16px}
.prose h2,.prose h3{margin:28px 0 10px;color:#fff}
.prose p{margin:0 0 14px}
.prose ul{padding-left:20px;margin:0 0 14px}
.prose a{color:var(--brand2)}

/* Form */
.form-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px}
.f{margin-bottom:16px}
.f label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.f input,.f select,.f textarea{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:12px 14px;font:inherit;font-size:15px;outline:none;transition:border-color .15s}
.f input:focus,.f select:focus,.f textarea:focus{border-color:var(--brand2);box-shadow:0 0 0 3px rgba(255,107,53,.15)}
.f textarea{min-height:150px;resize:vertical}
.f small{display:block;color:var(--dim);font-size:12px;margin-top:6px}
.alert{border-radius:12px;padding:12px 16px;margin-bottom:16px;font-size:15px}
.alert-ok{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.35)}
.alert-err{background:rgba(229,9,20,.12);border:1px solid rgba(229,9,20,.35)}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.side .card{margin-bottom:14px}
.side .card p{font-size:14px}

/* Footer */
.ftr{border-top:1px solid var(--line);padding:56px 0 28px;background:var(--bg2)}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.ftr h4{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.ftr a{display:block;color:#D1D5DB;font-size:14px;margin-bottom:9px}
.ftr a:hover{color:#fff}
.ftr .brand{margin-bottom:12px}
.ftr-about{color:var(--muted);font-size:14px;max-width:320px}
.ftr-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--dim)}
.ftr-bottom a{display:inline;color:var(--muted);margin:0}

/* Responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .grid-3,.steps{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .band{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .hero{padding:52px 0 44px}
  .sec{padding:56px 0}
  .grid-3,.grid-4,.steps{grid-template-columns:1fr}
  .band{grid-template-columns:1fr 1fr;padding:24px}
  .tv-badge{display:none}
  .nav-burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
  .nav-burger span{width:22px;height:2px;background:#fff;border-radius:2px}
  .nav{position:absolute;left:0;right:0;top:68px;flex-direction:column;align-items:stretch;gap:0;background:var(--bg2);border-bottom:1px solid var(--line);padding:8px 20px 16px;display:none}
  .nav>a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-cta{margin:14px 0 0;flex-direction:column}
  .nav-t:checked~.nav{display:flex}
  .ftr-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}