:root{
  --ink:#0b1220; --ink-2:#111a2e; --ink-3:#18233b; --line:#233150;
  --text:#e7ecf5; --muted:#9aa7bf; --dim:#6b7a96;
  --teal:#2dd4bf; --teal-2:#14b8a6; --amber:#fbbf24; --rose:#fb7185; --violet:#a78bfa;
  --paper:#f6f8fb; --paper-ink:#0f172a; --paper-muted:#51607a; --paper-line:#e3e8f0;
  --radius:16px; --maxw:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--ink);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
html[data-lang="en"] [lang="tr"], html[data-lang="tr"] [lang="en"]{display:none!important}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(11,18,32,.78);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav .wrap{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;font-size:18px}
.brand-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--teal),#0ea5e9);display:grid;place-items:center;color:#04121b;font-weight:800;font-size:15px}
.nav-links{display:flex;gap:22px;margin-left:auto;font-size:14.5px;color:var(--muted)}
.nav-links a:hover{color:var(--text)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;font-size:12.5px;font-weight:600}
.lang button{all:unset;cursor:pointer;padding:4px 10px;border-radius:999px;color:var(--muted)}
.lang button[aria-pressed="true"]{background:var(--ink-3);color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:12px;font-weight:600;font-size:15px;transition:transform .15s ease,background .15s}
.btn-primary{background:var(--teal);color:#04121b}
.btn-primary:hover{background:#5eead4;transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{border-color:#3b4d75}
.nav .btn{padding:9px 16px;font-size:14px}
.menu-btn{all:unset;display:none;cursor:pointer;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);place-items:center}
.menu-btn span,.menu-btn span:before,.menu-btn span:after{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;transition:transform .2s ease,background .2s}
.menu-btn span:before,.menu-btn span:after{content:"";position:absolute;left:0}
.menu-btn span:before{top:-6px}.menu-btn span:after{top:6px}
.nav.open .menu-btn span{background:transparent}
.nav.open .menu-btn span:before{transform:translateY(6px) rotate(45deg)}
.nav.open .menu-btn span:after{transform:translateY(-6px) rotate(-45deg)}
.nav-links .only-mobile{display:none}

/* hero */
.hero{position:relative;overflow:hidden;padding:88px 0 56px}
.hero:before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 380px at 78% 8%,rgba(45,212,191,.16),transparent 60%),
  radial-gradient(520px 320px at 8% 30%,rgba(167,139,250,.12),transparent 60%);pointer-events:none}
.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000 30%,transparent 90%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--teal);background:rgba(45,212,191,.08);border:1px solid rgba(45,212,191,.25);padding:6px 12px;border-radius:999px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(45,212,191,.18)}
h1{font-size:clamp(36px,5vw,58px);line-height:1.04;letter-spacing:-.035em;margin:20px 0 18px;font-weight:800}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--teal),#7dd3fc);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:18.5px;color:var(--muted);max-width:560px;margin:0 0 30px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.hero-points{display:flex;gap:22px;flex-wrap:wrap;margin-top:30px;font-size:14px;color:var(--muted)}
.hero-points span:before{content:"✓";color:var(--teal);font-weight:700;margin-right:7px}

/* product mock */
.mock{background:linear-gradient(180deg,#131d33,#0f1829);border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 80px -20px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.02) inset;overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line)}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:#2a3858}
.mock-bar b{margin-left:10px;font-size:12px;color:var(--dim);font-weight:500}
.mock-body{padding:16px;display:grid;gap:12px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.kpi{background:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.kpi small{display:block;font-size:11px;color:var(--dim)}
.kpi strong{font-size:20px;letter-spacing:-.02em}
.kpi .up{font-size:11px;color:var(--teal);margin-left:4px}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.col{background:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:9px}
.col h6{margin:0 0 8px;font-size:11px;color:var(--muted);font-weight:600;display:flex;justify-content:space-between}
.card{background:#1a2640;border:1px solid #26365a;border-radius:9px;padding:7px 8px;margin-bottom:6px;font-size:10.5px;line-height:1.35}
.card b{display:block;font-size:11px;font-weight:600;color:var(--text)}
.card span{color:var(--dim)}
.tag{display:inline-block;font-size:9.5px;font-weight:700;padding:1px 6px;border-radius:5px;margin-top:4px}
.t-amz{background:rgba(251,191,36,.14);color:var(--amber)}
.t-ty{background:rgba(251,113,133,.14);color:var(--rose)}
.t-hb{background:rgba(167,139,250,.16);color:var(--violet)}
.t-web{background:rgba(45,212,191,.14);color:var(--teal)}

/* logos */
.logos{padding:26px 0 8px}
.logos p{text-align:center;color:var(--dim);font-size:13px;margin:0 0 16px;letter-spacing:.02em}
.logo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.logo-row span{border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;color:var(--muted);font-weight:600;background:rgba(255,255,255,.015)}

/* sections */
section{padding:92px 0}
.sec-head{max-width:700px;margin:0 0 44px}
.sec-head .kicker{color:var(--teal);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
h2{font-size:clamp(28px,3.4vw,40px);letter-spacing:-.03em;line-height:1.12;margin:10px 0 14px}
.sec-head p{color:var(--muted);font-size:17px;margin:0}

.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;counter-reset:s}
.step{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:relative}
.step:before{counter-increment:s;content:counter(s,decimal-leading-zero);font-size:12px;font-weight:700;color:var(--teal)}
.step h4{margin:8px 0 6px;font-size:16px}
.step p{margin:0;font-size:13.5px;color:var(--muted)}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{background:linear-gradient(180deg,var(--ink-2),#0e1628);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.feat .ic{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:rgba(45,212,191,.1);color:var(--teal);margin-bottom:16px}
.feat h3{margin:0 0 8px;font-size:18px;letter-spacing:-.01em}
.feat p{margin:0;color:var(--muted);font-size:15px}

/* light band */
.light{background:var(--paper);color:var(--paper-ink)}
.light .sec-head p,.light .feat p{color:var(--paper-muted)}
.light .feat{background:#fff;border-color:var(--paper-line);box-shadow:0 1px 2px rgba(15,23,42,.04)}
.light .feat .ic{background:#e6faf7;color:#0d9488}
.light .kicker{color:#0d9488}
.sec-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checklist li{background:#fff;border:1px solid var(--paper-line);border-radius:12px;padding:14px 16px 14px 46px;position:relative;font-size:15px;color:var(--paper-muted)}
.checklist li b{color:var(--paper-ink);display:block;font-size:15.5px}
.checklist li:before{content:"";position:absolute;left:16px;top:17px;width:18px;height:18px;border-radius:6px;background:#0d9488 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.stat{border-left:2px solid var(--teal);padding-left:16px}
.stat strong{font-size:30px;letter-spacing:-.03em;display:block}
.stat span{color:var(--muted);font-size:14px}

.cta{background:linear-gradient(135deg,#0f2a2c,#132038 55%,#1c1838);border:1px solid var(--line);border-radius:24px;padding:52px;display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center}
.cta h2{margin-top:0}
.cta p{color:var(--muted);margin:0}
.cta .actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}

footer{border-top:1px solid rgba(255,255,255,.06);padding:36px 0;color:var(--dim);font-size:14px}
footer .wrap{display:flex;gap:24px;flex-wrap:wrap;align-items:center}
footer nav{display:flex;gap:18px;margin-left:auto}
footer a:hover{color:var(--text)}

/* legal page */
.doc{background:var(--paper);color:var(--paper-ink);padding:64px 0 90px}
.doc .wrap{max-width:860px}
.doc h1{font-size:clamp(30px,4vw,42px);margin:0 0 8px}
.doc .meta{color:var(--paper-muted);font-size:14px;margin-bottom:36px}
.doc h2{font-size:21px;margin:36px 0 10px;letter-spacing:-.01em}
.doc p,.doc li{color:#334155;font-size:15.5px}
.doc ul{padding-left:20px}
.doc table{width:100%;border-collapse:collapse;font-size:14.5px;margin:12px 0}
.doc th,.doc td{border:1px solid var(--paper-line);padding:10px 12px;text-align:left;vertical-align:top}
.doc th{background:#eef2f7}
.doc .note{background:#fff;border:1px solid var(--paper-line);border-left:3px solid #0d9488;border-radius:10px;padding:14px 16px}
.doc a{color:#0d9488;text-decoration:underline}

@media (max-width:980px){
  .hero .wrap,.sec-grid,.cta{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .grid3{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .menu-btn{display:grid}
  .lang{margin-left:auto}
  .nav .wrap>.btn{display:none}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;margin:0;flex-direction:column;gap:0;background:var(--ink);border-bottom:1px solid var(--line);padding:6px 24px 18px;box-shadow:0 20px 40px -20px rgba(0,0,0,.6)}
  .nav.open .nav-links{display:flex}
  .nav-links a{padding:14px 2px;font-size:16px;color:var(--text);border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-links .only-mobile{display:block;border-bottom:0;margin-top:14px;text-align:center;background:var(--teal);color:#04121b;border-radius:12px;font-weight:600}
  .cta .actions{justify-content:flex-start}
}
@media (max-width:620px){
  .wrap{padding:0 16px}
  .steps,.grid3{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .kpis{grid-template-columns:1fr 1fr 1fr}
  section{padding:64px 0}
  .cta{padding:30px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}