:root{
  --bg:#0a0505;--bg-2:#0d0707;--surface:#160b0b;--surface-2:#1e0f0f;
  --border:#3a1c1c;--border-glow:#5a2626;--fg:#f6eaea;--muted:#c199a0;--muted-2:#8a6168;
  --cyan:#ff4d4d;--cyan-dim:#b91c1c;--emerald:#fb923c;--amber:#f59e0b;--red:#ef4444;--primary:#ff4d4d;
  --radius:14px;--maxw:1200px;--shadow:0 20px 60px -20px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.mono{font-family:"JetBrains Mono",ui-monospace,monospace}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;margin:0;letter-spacing:-.02em;font-weight:700}
p{margin:0}
svg{display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan)}
.muted{color:var(--muted)}
.section{padding:88px 0;position:relative}
.btn{display:inline-flex;align-items:center;gap:9px;cursor:pointer;border:0;font-weight:600;font-size:15px;padding:13px 22px;border-radius:11px;transition:transform .18s ease,box-shadow .25s ease;font-family:inherit}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-primary{background:linear-gradient(135deg,#ef4444,#b91c1c);color:#fff;box-shadow:0 0 0 1px rgba(239,68,68,.35),0 12px 30px -10px rgba(239,68,68,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(239,68,68,.6),0 18px 40px -12px rgba(239,68,68,.65)}
.btn-ghost{background:var(--surface-2);color:var(--fg);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--border-glow);transform:translateY(-2px)}

/* Background FX */
.fx{position:fixed;inset:0;z-index:0;pointer-events:none}
.fx-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(239,68,68,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(239,68,68,.05) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%)}
.fx-glow{position:absolute;top:-260px;left:50%;transform:translateX(-50%);width:900px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(239,68,68,.14),transparent 62%);filter:blur(30px)}

/* Utility bar (üst şerit) */
.topbar{background:var(--bg-2);border-bottom:1px solid var(--border);position:relative;z-index:55}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:42px}
.topbar-social{display:flex;gap:2px}
.topbar-social a{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;color:var(--muted-2);transition:color .2s,background .2s}
.topbar-social a:hover{color:var(--cyan);background:var(--surface-2)}
.topbar-social svg{width:15px;height:15px}
.topbar-contact{display:flex;gap:22px;align-items:center}
.topbar-contact a{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;font-weight:500;transition:color .2s}
.topbar-contact a:hover{color:var(--fg)}
.topbar-contact a svg{stroke:var(--cyan);flex:none}
@media(max-width:680px){.topbar-social{display:none}.topbar-contact{gap:14px;font-size:12px}}

/* Nav */
header.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);background:rgba(10,5,5,.75);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:11px;font-weight:700;font-size:18px}
.logo .mark{width:34px;height:34px;flex:none}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{font-size:14.5px;color:var(--muted);font-weight:500;transition:color .2s;padding:9px 12px;border-radius:9px}
.nav-links a:hover{color:var(--fg)}
.nav-cta{display:flex;gap:12px;align-items:center}
.burger{display:none;background:none;border:1px solid var(--border);border-radius:9px;padding:9px;cursor:pointer}
.burger svg{stroke:var(--fg)}

/* Hero */
.hero{position:relative;z-index:1;padding:64px 0 40px;text-align:left}
.crumb{font-size:13px;color:var(--muted-2);margin-bottom:16px;display:flex;gap:8px;align-items:center}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--cyan)}
.hero h1{font-size:clamp(32px,5vw,52px);font-weight:800;max-width:18ch;margin:6px 0 0}
.hero h1 .grad{background:linear-gradient(120deg,#ff6b6b,#f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{font-size:clamp(16px,2.2vw,19px);color:var(--muted);max-width:60ch;margin:20px 0 0}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

/* Section head */
.sec-head{max-width:660px;margin:0 auto 50px;text-align:center}
.sec-head h2{font-size:clamp(26px,4vw,40px);margin-top:14px}
.sec-head p{color:var(--muted);margin-top:16px;font-size:17px}

/* Scope cards */
.scope-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scope{background:linear-gradient(180deg,var(--surface),var(--bg-2));border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:transform .25s,border-color .25s,box-shadow .25s}
.scope:hover{transform:translateY(-4px);border-color:var(--border-glow);box-shadow:var(--shadow)}
.scope .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.2)}
.scope .ico svg{stroke:var(--cyan)}
.scope h3{font-size:17.5px}
.scope p{color:var(--muted);margin-top:9px;font-size:14.5px}

/* Feature list (why) */
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.feat{display:flex;gap:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.feat .fico{width:44px;height:44px;flex:none;border-radius:11px;display:grid;place-items:center;background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.2)}
.feat .fico svg{stroke:var(--emerald)}
.feat h3{font-size:16.5px}
.feat p{color:var(--muted);font-size:14.5px;margin-top:4px}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.step::before{counter-increment:step;content:"0" counter(step);font-family:"JetBrains Mono";font-weight:600;font-size:14px;color:var(--cyan);border:1px solid var(--border-glow);border-radius:8px;padding:4px 9px;display:inline-block}
.step h3{font-size:17px;margin-top:16px}
.step p{color:var(--muted);margin-top:9px;font-size:14.5px}

/* FAQ */
.faq{max-width:760px;margin:0 auto}
.qa{border:1px solid var(--border);border-radius:12px;margin-bottom:12px;background:var(--surface);overflow:hidden}
.qa summary{cursor:pointer;padding:20px 22px;font-weight:600;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.qa summary::-webkit-details-marker{display:none}
.qa summary .pm{flex:none;transition:transform .25s;color:var(--cyan)}
.qa[open] summary .pm{transform:rotate(45deg)}
.qa p{padding:0 22px 20px;color:var(--muted);font-size:15px}

/* Quote form */
.quote-card{background:linear-gradient(180deg,var(--surface),var(--bg-2));border:1px solid var(--border-glow);border-radius:20px;padding:44px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600}
.field label .req{color:var(--cyan)}
.field input,.field select,.field textarea{background:#04060c;border:1px solid var(--border);border-radius:10px;padding:13px 15px;color:var(--fg);font-family:inherit;font-size:15px;transition:border-color .2s,box-shadow .2s;width:100%}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(239,68,68,.15)}
.field .hint{font-size:12.5px;color:var(--muted-2)}
.form-foot{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:6px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);max-width:52ch}
.consent input{width:17px;height:17px;margin-top:2px;accent-color:var(--cyan);flex:none}
.ok-msg{display:none;grid-column:1/-1;background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.3);border-radius:12px;padding:18px 20px;color:#34d399;font-weight:500;align-items:center;gap:12px}
.ok-msg.show{display:flex}
.err-msg{display:none;grid-column:1/-1;background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.3);border-radius:12px;padding:16px 18px;color:var(--red);font-weight:500;align-items:center;gap:11px;font-size:14.5px}
.err-msg.show{display:flex}
.btn[disabled]{opacity:.65;cursor:progress;transform:none!important}
.spin{animation:spin .8s linear infinite;transform-origin:center}
@keyframes spin{to{transform:rotate(360deg)}}

/* Related solutions */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rel{display:flex;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;transition:border-color .2s,transform .2s}
.rel:hover{border-color:var(--border-glow);transform:translateY(-2px)}
.rel .ri{width:36px;height:36px;flex:none;border-radius:9px;display:grid;place-items:center;background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.2)}
.rel .ri svg{stroke:var(--cyan)}
.rel b{font-size:14px;font-weight:600}
.rel span{font-size:12px;color:var(--muted-2)}

/* Footer */
footer{border-top:1px solid var(--border);padding:52px 0 38px;position:relative;z-index:1;background:var(--bg-2)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted-2);margin-bottom:16px}
.foot-grid a{display:block;color:var(--muted);font-size:14.5px;padding:5px 0;transition:color .2s}
.foot-grid a:hover{color:var(--cyan)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:26px;border-top:1px solid var(--border);font-size:13.5px;color:var(--muted-2)}
.ethics{max-width:60ch;font-size:13px;color:var(--muted-2);margin-top:14px;line-height:1.7}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:960px){
  .scope-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .feat-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .section{padding:60px 0}
  .nav-links{display:none}
  .burger{display:inline-flex}
  .nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg-2);border-bottom:1px solid var(--border);padding:8px 16px 18px}
  .nav-links.open a{padding:13px 8px;border-bottom:1px solid var(--border)}
  .scope-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .quote-card{padding:26px}
  .nav-cta .btn-ghost{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto}.reveal{opacity:1;transform:none}}