/* turmobil — tek sayfa kurumsal site */
:root{
  --ink:#0a1622;
  --ink-2:#102233;
  --ink-3:#1a3248;
  --line:rgba(255,255,255,.10);
  --text:#e8eef4;
  --muted:#93a6b8;
  --accent:#16c2b0;
  --accent-2:#3d8bff;
  --paper:#f4f7fa;
  --paper-ink:#0f1d2b;
  --paper-muted:#566779;
  --paper-line:#dbe3eb;
  --radius:14px;
  --max:1200px;
  --font:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--font);background:var(--ink);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:fixed;inset:0 0 auto;z-index:50;background:rgba(10,22,34,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:-.02em}
.logo b{color:var(--accent);font-weight:800}
.logo-mark{width:30px;height:30px}
.nav{display:flex;align-items:center;gap:28px;font-size:14.5px;font-weight:600;color:var(--muted)}
.nav a:hover{color:var(--text)}
.lang{border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:13px;color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:12px 22px;font-weight:700;font-size:15px;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#04211e}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.05)}
.nav .btn{padding:9px 18px;font-size:14px;color:#04211e}
.menu-toggle{display:none;background:none;border:0;color:var(--text);width:40px;height:40px}

/* Hero */
.hero{position:relative;padding:150px 0 100px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 420px at 85% 20%,rgba(22,194,176,.18),transparent 70%),
  radial-gradient(600px 400px at 10% 90%,rgba(61,139,255,.14),transparent 70%)}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 70% 40%,#000 0%,transparent 65%);opacity:.5}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor}
.hero h1{font-size:clamp(38px,5.4vw,64px);line-height:1.05;letter-spacing:-.035em;font-weight:800;margin:18px 0 22px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}

/* Katman görseli */
.stack{display:flex;flex-direction:column;gap:14px}
.layer{position:relative;display:flex;align-items:center;gap:16px;padding:20px 22px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.015))}
.layer:nth-child(2){margin-left:28px}
.layer:nth-child(3){margin-left:56px}
.layer .num{font-size:12px;font-weight:800;color:var(--accent);letter-spacing:.1em}
.layer h3{font-size:16px;font-weight:700}
.layer small{display:block;color:var(--muted);font-size:13px}
.layer .ico{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(22,194,176,.12);color:var(--accent)}
.layer .ico svg{width:24px;height:24px}

/* Sections */
section{padding:100px 0}
.light{background:var(--paper);color:var(--paper-ink)}
.light .muted{color:var(--paper-muted)}
.section-head{max-width:720px;margin-bottom:56px}
.section-head h2{font-size:clamp(30px,3.6vw,44px);line-height:1.12;letter-spacing:-.03em;font-weight:800;margin-top:12px}
.section-head p{margin-top:16px;font-size:17px;color:var(--muted)}
.light .section-head p{color:var(--paper-muted)}

/* Pillar kartları */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{display:flex;flex-direction:column;background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);padding:32px 28px;transition:box-shadow .2s,transform .2s}
.pillar:hover{transform:translateY(-3px);box-shadow:0 18px 40px -20px rgba(15,29,43,.25)}
.pillar .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--paper-ink);color:var(--accent);margin-bottom:22px}
.pillar .ico svg{width:26px;height:26px}
.pillar h3{font-size:21px;letter-spacing:-.02em;margin-bottom:10px}
.pillar p{color:var(--paper-muted);font-size:15px;flex:1}
.pillar .more{margin-top:22px;font-weight:700;font-size:14px;color:#0a8f82}

/* Detay bölümleri */
.detail{border-top:1px solid var(--line)}
.detail .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.detail .section-head{position:sticky;top:110px;margin-bottom:0}
.items{display:grid;gap:16px}
.item{border:1px solid var(--line);border-radius:var(--radius);padding:26px 26px 24px;background:rgba(255,255,255,.025)}
.item h3{font-size:18px;margin-bottom:6px;letter-spacing:-.01em}
.item>p{color:var(--muted);font-size:15px}
.item ul{list-style:none;margin-top:14px;display:grid;gap:10px}
.item li{position:relative;padding-left:20px;font-size:15px;color:var(--muted)}
.item li strong{color:var(--text);font-weight:700}
.item li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--accent)}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}

/* Ekosistem */
.eco{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--paper-line);border-radius:var(--radius);overflow:hidden;background:#fff}
.eco>div{padding:34px 30px;border-right:1px solid var(--paper-line);position:relative}
.eco>div:last-child{border-right:0}
.eco .step{font-size:12px;font-weight:800;letter-spacing:.12em;color:#0a8f82}
.eco h3{font-size:20px;margin:8px 0 4px;letter-spacing:-.02em}
.eco .sub{font-size:13px;font-weight:700;color:var(--paper-muted);text-transform:uppercase;letter-spacing:.06em}
.eco p{margin-top:14px;font-size:15px;color:var(--paper-muted)}
.eco>div:not(:last-child)::after{content:"";position:absolute;right:-9px;top:50%;width:16px;height:16px;background:#fff;border-top:1px solid var(--paper-line);border-right:1px solid var(--paper-line);transform:translateY(-50%) rotate(45deg);z-index:1}
.eco-note{margin-top:28px;font-size:17px;max-width:760px}

/* Partnerler */
.partners{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:760px}
.partner{display:flex;align-items:center;justify-content:center;height:130px;padding:24px 32px;border-radius:var(--radius);background:#fff}
.partner img{max-height:64px;width:auto;max-width:100%}


/* İletişim */
.contact{border-top:1px solid var(--line)}
.contact .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px}
.contact-info{display:grid;gap:22px;margin-top:8px}
.contact-info div span{display:block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.contact-info div a,.contact-info div p{font-size:17px;font-weight:600}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.field{display:grid;gap:6px}
.field.full{grid-column:1/-1}
label{font-size:13px;font-weight:600;color:var(--muted)}
input,select,textarea{font:inherit;font-size:15px;color:var(--text);background:var(--ink);border:1px solid var(--line);border-radius:10px;padding:12px 14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{min-height:120px;resize:vertical}
.consent{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted)}
.consent input{margin-top:3px;accent-color:var(--accent)}
form .btn{grid-column:1/-1;justify-self:start;border:0;cursor:pointer}

/* Footer */
footer{border-top:1px solid var(--line);padding:40px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}

/* Responsive */
@media (max-width:980px){
  .hero .wrap,.detail .wrap,.contact .wrap{grid-template-columns:1fr;gap:44px}
  .detail .section-head{position:static}
  .pillars,.eco{grid-template-columns:1fr}
  .eco>div{border-right:0;border-bottom:1px solid var(--paper-line)}
  .eco>div:last-child{border-bottom:0}
  .eco>div:not(:last-child)::after{right:auto;left:50%;top:auto;bottom:-9px;transform:translateX(-50%) rotate(135deg)}
}
@media (max-width:820px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:18px;padding:24px;background:var(--ink-2);border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  section{padding:72px 0}
  .hero{padding:120px 0 72px}
  .layer:nth-child(2),.layer:nth-child(3){margin-left:0}
  form{grid-template-columns:1fr;padding:20px}
  .partners{grid-template-columns:1fr}
}
.hero .wrap>*,.detail .wrap>*,.contact .wrap>*{min-width:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.notice{display:none;grid-column:1/-1;padding:14px 16px;border-radius:10px;font-size:14.5px;font-weight:600}
.notice:target{display:block}
.notice.ok{background:rgba(22,194,176,.14);color:var(--accent);border:1px solid rgba(22,194,176,.35)}
.notice.err{background:rgba(255,99,99,.12);color:#ff8a8a;border:1px solid rgba(255,99,99,.3)}