/* ===================== TEMEL / DEĞİŞKENLER ===================== */
:root{
  --bg:#070a1f;
  --bg-2:#0a0e27;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.16);
  --text:#eef1ff;
  --muted:#a6adc8;
  --muted-2:#7e86a5;
  --cyan:#22d3ee;
  --blue:#4f7cff;
  --indigo:#6366f1;
  --purple:#a855f7;
  --grad:linear-gradient(120deg,#22d3ee 0%,#4f7cff 45%,#a855f7 100%);
  --grad-soft:linear-gradient(120deg,rgba(34,211,238,.15),rgba(168,85,247,.15));
  --radius:20px;
  --radius-sm:14px;
  --shadow:0 30px 70px -30px rgba(4,8,30,.9);
  --container:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}

/* ===================== ARKA PLAN EFEKTLERİ ===================== */
.bg-aurora{
  position:fixed;inset:-20% -10% auto -10%;height:120vh;z-index:-2;
  background:
    radial-gradient(45% 40% at 20% 15%,rgba(79,124,255,.28),transparent 60%),
    radial-gradient(40% 35% at 85% 10%,rgba(168,85,247,.26),transparent 60%),
    radial-gradient(50% 45% at 60% 55%,rgba(34,211,238,.16),transparent 60%),
    var(--bg);
  filter:saturate(1.1);
  animation:aurora 18s ease-in-out infinite alternate;
}
@keyframes aurora{from{transform:translateY(0) scale(1)}to{transform:translateY(-3%) scale(1.05)}}
.bg-grid{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 0%,black,transparent 75%);
  opacity:.5;
}

/* ===================== ORTAK ===================== */
.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.eyebrow{
  display:inline-block;font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;
  font-weight:700;color:var(--cyan);margin-bottom:14px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:.98rem;
  border:1px solid transparent;cursor:pointer;transition:.25s ease;font-family:'Sora',sans-serif;
}
.btn-primary{background:var(--grad);color:#04122b;box-shadow:0 12px 30px -8px rgba(79,124,255,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -10px rgba(168,85,247,.65)}
.btn-ghost{background:var(--surface);border-color:var(--border-strong);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--cyan);transform:translateY(-2px)}
.btn-block{width:100%}

/* ===================== HEADER ===================== */
.site-header{
  position:sticky;top:0;z-index:100;
  transition:.35s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(7,10,31,.82);
  backdrop-filter:blur(18px) saturate(1.4);
  border-bottom-color:var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:13px}
.brand-logo{height:44px;width:auto;filter:drop-shadow(0 4px 14px rgba(79,124,255,.4))}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:'Sora',sans-serif;font-weight:800;font-size:1.18rem;letter-spacing:.04em}
.brand-accent{color:var(--cyan)}
.brand-sub{font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:9px 15px;border-radius:999px;font-size:.93rem;font-weight:500;color:var(--muted);transition:.2s}
.nav a:hover{color:var(--text);background:var(--surface)}
.nav .nav-cta{background:var(--grad-soft);border:1px solid var(--border-strong);color:var(--text);font-weight:600}
.nav .nav-cta:hover{border-color:var(--cyan)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===================== HERO ===================== */
.hero{padding:96px 0 88px;position:relative}
.hero-inner{max-width:920px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 16px;border-radius:999px;font-size:.84rem;font-weight:600;
  background:var(--surface);border:1px solid var(--border);color:var(--muted);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(34,211,238,.18);animation:pulse 2.2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(34,211,238,0)}}
.hero-title{
  font-family:'Sora',sans-serif;font-weight:800;letter-spacing:-.02em;
  font-size:clamp(2.4rem,6vw,4.4rem);line-height:1.06;margin:22px 0 24px;
}
.hero-lead{font-size:clamp(1.05rem,2vw,1.28rem);color:var(--muted);max-width:760px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:56px;
  padding-top:36px;border-top:1px solid var(--border);
}
.stat-num{display:block;font-family:'Sora',sans-serif;font-weight:700;font-size:1.35rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{display:block;font-size:.82rem;color:var(--muted-2);margin-top:4px}

/* ===================== SECTION ===================== */
.section{padding:96px 0;position:relative}
.section-alt{background:linear-gradient(180deg,transparent,rgba(255,255,255,.02),transparent)}
.section-head{max-width:760px;margin-bottom:52px}
.section-title{font-family:'Sora',sans-serif;font-weight:700;letter-spacing:-.02em;font-size:clamp(1.9rem,4vw,3rem);line-height:1.14}
.section-desc{color:var(--muted);font-size:1.08rem;margin-top:18px}

.prose{max-width:860px}
.prose p{color:var(--muted);font-size:1.08rem;margin-bottom:22px}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--text);font-weight:600}

/* ===================== VİZYON & MİSYON ===================== */
.vm-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.vm-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:38px;position:relative;overflow:hidden;box-shadow:var(--shadow);
}
.vm-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad);opacity:.85}
.vm-card h3{font-family:'Sora',sans-serif;font-weight:700;font-size:1.4rem;line-height:1.25;margin:6px 0 16px}
.vm-card p{color:var(--muted);font-size:1.03rem}
.vm-icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--border-strong);margin-bottom:20px;color:var(--cyan)}
.vm-icon svg{width:28px;height:28px}

/* ===================== KARTLAR / NELER YAPIYORUZ ===================== */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:34px;transition:.3s ease;position:relative;overflow:hidden;
}
.feature-card:hover{transform:translateY(-6px);border-color:var(--border-strong);background:var(--surface-2);box-shadow:var(--shadow)}
.feature-icon{width:58px;height:58px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(34,211,238,.16),rgba(168,85,247,.16));border:1px solid var(--border-strong);color:var(--blue);margin-bottom:22px}
.feature-icon svg{width:28px;height:28px}
.feature-card h3{font-family:'Sora',sans-serif;font-weight:700;font-size:1.24rem;line-height:1.3;margin-bottom:14px}
.feature-card p{color:var(--muted);font-size:1rem}

/* ===================== DEĞERLER ===================== */
.values-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.value-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:30px 26px;transition:.3s;position:relative;
}
.value-card:hover{transform:translateY(-6px);border-color:var(--cyan);box-shadow:var(--shadow)}
.value-num{font-family:'Sora',sans-serif;font-weight:800;font-size:1.5rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:14px}
.value-card h3{font-family:'Sora',sans-serif;font-weight:600;font-size:1.16rem;margin-bottom:10px}
.value-card p{color:var(--muted);font-size:.96rem;line-height:1.65}

/* ===================== İLETİŞİM ===================== */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:26px}
.info-item{display:flex;gap:16px;align-items:flex-start}
.info-icon{flex:0 0 auto;width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--border-strong);color:var(--cyan)}
.info-icon svg{width:24px;height:24px}
.info-item h4{font-family:'Sora',sans-serif;font-weight:600;font-size:1.05rem;margin-bottom:5px}
.info-item p{color:var(--muted);font-size:.98rem}
.info-item a{color:var(--cyan)}
.info-item a:hover{text-decoration:underline}

.contact-form{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:34px;box-shadow:var(--shadow);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:.86rem;font-weight:600;color:var(--muted);margin-bottom:8px}
.field input,.field textarea{
  width:100%;padding:14px 16px;border-radius:12px;border:1px solid var(--border-strong);
  background:rgba(0,0,0,.25);color:var(--text);font-family:inherit;font-size:.98rem;transition:.2s;resize:vertical;
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.15)}
.form-note{font-size:.82rem;color:var(--muted-2);margin-top:14px;text-align:center}
.form-ok{margin-top:14px;text-align:center;color:var(--cyan);font-weight:600;font-size:.95rem}
.form-err{margin-top:14px;text-align:center;color:#ff6b6b;font-weight:600;font-size:.95rem}

/* ===================== FOOTER ===================== */
.site-footer{border-top:1px solid var(--border);padding:56px 0 34px;margin-top:40px;background:rgba(0,0,0,.2)}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr auto;gap:32px;align-items:center}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.footer-logo{height:40px;width:auto;max-width:200px;object-fit:contain;display:block}
.footer-tagline{color:var(--muted);font-size:.96rem;max-width:320px}
.footer-nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer-nav a{color:var(--muted);font-size:.94rem;transition:.2s}
.footer-nav a:hover{color:var(--cyan)}
.footer-social{display:flex;gap:12px}
.social{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--surface);border:1px solid var(--border);color:var(--muted);transition:.25s}
.social svg{width:19px;height:19px}
.social:hover{color:var(--cyan);border-color:var(--cyan);transform:translateY(-3px)}
.footer-legal{grid-column:1/-1;border-top:1px solid var(--border);margin-top:14px;padding-top:22px;text-align:center}
.footer-legal p{color:var(--muted-2);font-size:.88rem}

/* ===================== REVEAL ANİMASYON ===================== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal:nth-child(2){transition-delay:.06s}
.reveal:nth-child(3){transition-delay:.12s}
.reveal:nth-child(4){transition-delay:.18s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .bg-aurora{animation:none}
  html{scroll-behavior:auto}
}

/* ===================== RESPONSIVE ===================== */
@media (max-width:980px){
  .vm-grid,.cards-grid,.values-grid,.contact-grid{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr;text-align:center;justify-items:center}
  .footer-brand{align-items:center}
  .footer-tagline{max-width:none}
}
@media (max-width:760px){
  .nav{
    position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(7,10,31,.97);backdrop-filter:blur(18px);border-bottom:1px solid var(--border);
    padding:18px 24px 26px;transform:translateY(-120%);transition:.35s ease;
  }
  .nav.open{transform:translateY(0)}
  .nav a{padding:14px 16px;font-size:1.02rem}
  .nav-toggle{display:flex}
  .hero-stats{grid-template-columns:1fr 1fr;gap:20px}
  .values-grid{grid-template-columns:1fr}
  .section{padding:72px 0}
  .hero{padding:64px 0}
  .vm-card,.feature-card,.contact-form{padding:28px}
}
@media (max-width:420px){
  .hero-stats{grid-template-columns:1fr}
  .brand-sub{display:none}
}