:root{--bg:#0A0A0A;--bg2:#0E0E0E;--card:#141414;--text:#F5F5F5;--text2:#A0A0A0;--muted:#5A5A5A;--accent:#3B5EFF;--accent-light:#5B7AFF;--accent-dim:rgba(59,94,255,0.1);--border:#1E1E1E;--border2:#282828}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans',sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
:focus-visible{outline:2px solid var(--accent-light);outline-offset:3px}
.grid-bg{position:fixed;inset:0;background-color:#0A0A0A;background-image:linear-gradient(rgba(59,94,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(59,94,255,0.03) 1px,transparent 1px);background-size:60px 60px;z-index:-1;pointer-events:none}
.grid-bg::after{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 50%,transparent 30%,#0A0A0A 80%);pointer-events:none}
.container{max-width:1100px;margin:0 auto;padding:0 24px}
.tech-divider{height:1px;background:linear-gradient(90deg,transparent 5%,rgba(59,94,255,0.15) 20%,rgba(59,94,255,0.4) 50%,rgba(59,94,255,0.15) 80%,transparent 95%);position:relative;z-index:1}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(10,10,10,.88);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.header-in{max-width:1100px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-size:17px;font-weight:800;letter-spacing:-.6px;color:var(--text)}
.logo span{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}
.nav{display:flex;align-items:center;gap:18px}
.nav-link{font-size:14px;font-weight:600;color:var(--text2);padding:8px 16px;border:1px solid var(--border2);border-radius:100px;transition:all .3s}
.nav-link:hover{color:var(--text);border-color:var(--muted);background:var(--card)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-text{font-size:14px;font-weight:600;color:var(--text2);padding:8px 12px;transition:color .3s}
.nav-text:hover,.nav-text[aria-current=page]{color:var(--text)}
.nav-link[aria-current=page]{color:var(--text);border-color:var(--muted)}
.socials{display:flex;gap:14px;align-items:center}
.socials a{color:var(--text2);display:flex;transition:color .3s,transform .3s}
.socials a:hover{color:var(--accent-light);transform:translateY(-2px)}
.lang-switch{display:flex;border:1px solid var(--border2);border-radius:100px;overflow:hidden}
.lang-switch button{background:none;border:none;cursor:pointer;font-family:'Plus Jakarta Sans',sans-serif;font-size:11px;font-weight:700;letter-spacing:1px;color:var(--muted);padding:7px 12px;transition:all .25s}
.lang-switch button:hover{color:var(--text)}
.lang-switch button.active{background:var(--accent);color:#fff}

/* Hero */
.hero{min-height:80vh;display:flex;align-items:center;justify-content:center;position:relative;z-index:1;overflow:hidden;text-align:center}
.hero canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}
.hero-wave{position:absolute;left:0;right:0;bottom:0;height:78%;z-index:0;background-image:url('/assets/wave.webp');background-size:cover;background-position:center bottom;opacity:.22;pointer-events:none;-webkit-mask-image:linear-gradient(180deg,transparent 0%,#000 45%,#000 78%,transparent 100%);mask-image:linear-gradient(180deg,transparent 0%,#000 45%,#000 78%,transparent 100%)}
.hero-content{position:relative;z-index:2;max-width:700px;padding:0 24px}
.hero h1{font-size:clamp(52px,8vw,96px);font-weight:800;line-height:1;letter-spacing:-4px;margin-bottom:24px;opacity:0;animation:fadeUp .7s ease forwards}
.hero h1 span{display:block;font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}
.hero-tagline{font-size:18px;font-weight:600;color:var(--text);letter-spacing:.5px;margin-bottom:10px;opacity:0;animation:fadeUp .7s ease .15s forwards}
.hero-verticals{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:2.5px;text-transform:uppercase;margin-bottom:12px;opacity:0;animation:fadeUp .7s ease .22s forwards}
.hero-line{width:80px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light));margin:0 auto 36px;border-radius:2px;opacity:0;animation:fadeUp .7s ease .28s forwards}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;opacity:0;animation:fadeUp .7s ease .34s forwards}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:10px;font-weight:700;font-size:15px;transition:all .3s;font-family:'Plus Jakarta Sans',sans-serif;border:none;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(59,94,255,.25)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-outline{background:transparent;border:1px solid var(--border2);color:var(--text)}
.btn-outline:hover{border-color:var(--muted);background:var(--card)}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* Ticker */
.ticker{position:relative;z-index:1;padding:28px 0;overflow:hidden;background:rgba(10,10,10,0.8)}
.ticker-track{display:flex;gap:48px;animation:scroll 25s linear infinite;width:max-content}
.ticker-track span{font-size:15px;font-weight:600;color:var(--muted);white-space:nowrap;letter-spacing:0.5px}
.ticker-track span::before{content:'·';margin-right:48px;color:var(--border2)}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* Section */
.section{padding:120px 0;position:relative;z-index:1}
.section-dark{background:rgba(14,14,14,0.85)}
.section-eyebrow{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2.5px;color:var(--accent-light);margin-bottom:16px}
.section-title{font-size:clamp(28px,4vw,48px);font-weight:800;letter-spacing:-2px;line-height:1.1;margin-bottom:20px}
.section-title em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:center;margin-top:48px}
.about-photo-frame{position:relative;display:flex;justify-content:center}
.about-photo-frame img{width:100%;max-width:340px;height:auto;border-radius:18px;transform:rotate(-3deg);border:2px solid var(--border);box-shadow:0 20px 60px rgba(0,0,0,0.5),0 0 0 1px rgba(59,94,255,0.1);transition:transform .5s}
.about-photo-frame:hover img{transform:rotate(0deg)}
.about-photo-frame::before{content:'';position:absolute;top:12px;left:12px;right:-12px;bottom:-12px;border:1px solid rgba(59,94,255,0.15);border-radius:18px;transform:rotate(-3deg);transition:transform .5s}
.about-photo-frame:hover::before{transform:rotate(0deg)}
.about-text p{font-size:15px;color:var(--text2);line-height:1.8;margin-bottom:16px}
.about-text p strong{color:var(--text);font-weight:600}

/* Experience */
.exp-list{margin-top:48px;max-width:800px;margin-left:auto;margin-right:auto}
.section-dark .section-eyebrow,.section-dark .section-title{text-align:center}
.exp-item{border-bottom:1px solid var(--border)}
.exp-item:first-child{border-top:1px solid var(--border)}
.exp-header{width:100%;background:none;border:none;padding:24px 0;text-align:left;font-family:'Plus Jakarta Sans',sans-serif;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.exp-title{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-0.3px;transition:color .3s}
.exp-company{font-size:14px;color:var(--accent-light);font-weight:600;margin-top:2px}
.exp-toggle{font-size:18px;color:var(--muted);transition:transform .3s,color .3s;min-width:24px;text-align:center;flex-shrink:0}
.exp-content{max-height:0;overflow:hidden;transition:max-height .4s ease}
.exp-content-inner{padding-bottom:24px;font-size:14px;color:var(--text2);line-height:1.8}
.exp-item.active .exp-toggle{transform:rotate(45deg);color:var(--accent-light)}
.exp-item.active .exp-content{max-height:400px}
.exp-header:hover .exp-title{color:var(--accent-light)}

/* Footer */
.site-footer{position:relative;z-index:1;background:rgba(14,14,14,.85);padding:64px 0 28px}
.footer-in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px}
.footer-logo{font-size:20px;font-weight:800;letter-spacing:-.8px;margin-bottom:12px}
.footer-logo em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}
.footer-brand p{font-size:14px;color:var(--text2);max-width:36ch}
.footer-col h4{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--text);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:var(--text2);padding:5px 0;transition:color .3s}
.footer-col a:hover{color:var(--accent-light)}
.footer-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--border);font-size:13px;color:var(--muted)}

/* Fade */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* Form */
.form-hero{padding:90px 0 48px;position:relative;z-index:1}
.form-hero h1{font-size:clamp(32px,5vw,52px);font-weight:800;letter-spacing:-2px;line-height:1.1;margin-bottom:18px}
.form-hero h1 em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}
.form-hero p{font-size:15px;color:var(--text2);max-width:52ch}
.form-wrap{padding-bottom:110px;position:relative;z-index:1}
.form-card{max-width:780px;background:rgba(20,20,20,.85);border:1px solid var(--border);border-radius:18px;padding:44px}
.fset{border:none;margin-bottom:38px}
.fset.plain{border-top:1px solid var(--border);padding-top:30px}
.fset legend{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2.5px;color:var(--accent-light);padding-bottom:14px;margin-bottom:24px;border-bottom:1px solid var(--border);width:100%}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.field label{font-size:14px;font-weight:600;color:var(--text)}
.field .hint{font-size:12.5px;color:var(--muted);line-height:1.5}
.field input,.field select,.field textarea{background:#0E0E0E;border:1px solid var(--border2);border-radius:10px;color:var(--text);font-family:'Plus Jakarta Sans',sans-serif;font-size:15px;padding:13px 15px;width:100%;transition:border-color .3s,background .3s}
.field textarea{resize:vertical;min-height:140px;line-height:1.7}
.field select{appearance:none;cursor:pointer}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:#111}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{display:flex;align-items:center;gap:11px;border:1px solid var(--border2);border-radius:10px;padding:13px 15px;cursor:pointer;font-size:14px;color:var(--text2);transition:all .3s}
.check:hover{border-color:var(--muted);background:#0E0E0E}
.check input{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.form-status{margin-top:18px;font-size:14px;padding:15px 18px;border-radius:10px;display:none;line-height:1.6}
.form-status.ok{display:block;background:var(--accent-dim);border:1px solid var(--accent);color:var(--text)}
.form-status.err{display:block;background:rgba(255,90,90,.08);border:1px solid #FF5A5A;color:#FFC9C9}

/* Responsive */
@media(max-width:768px){
  .hero{min-height:auto;padding:100px 0 80px}
  .hero-wave{height:60%;opacity:.18}
  .about-grid{grid-template-columns:1fr;gap:40px;text-align:center}
  .about-photo-frame{order:-1}.about-photo-frame img{max-width:260px}
  .section{padding:80px 0}
  .header-in{flex-wrap:wrap;gap:12px;padding:14px 20px}
  .nav{gap:12px;width:100%;justify-content:space-between}
  .nav-links{gap:2px}
  .nav-text{padding:8px 10px}
  .nav-link{padding:7px 14px}
  .footer-in{grid-template-columns:1fr;gap:32px}
  .f2{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
  .form-card{padding:26px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .fade-up{opacity:1;transform:none}
  .hero h1,.hero-tagline,.hero-verticals,.hero-line,.hero-ctas{opacity:1}
  html{scroll-behavior:auto}
}

/* Blog yazisi */
.post-hero{padding:80px 0 40px;position:relative;z-index:1}
.post-hero h1{font-size:clamp(30px,4.6vw,50px);font-weight:800;letter-spacing:-2px;line-height:1.12;margin-bottom:18px;max-width:20ch}
.post-meta{font-size:13px;color:var(--muted);letter-spacing:.5px}
.post-lead{margin-top:20px;font-size:17px;color:var(--text2);font-style:italic;max-width:60ch}
.post{padding-bottom:100px;position:relative;z-index:1}
.post-body{max-width:760px;font-size:16px;color:var(--text2);line-height:1.85}
.post-body h2{font-size:clamp(22px,3vw,30px);font-weight:800;color:var(--text);letter-spacing:-1px;line-height:1.2;margin:56px 0 18px}
.post-body h3{font-size:19px;font-weight:700;color:var(--text);letter-spacing:-.3px;margin:36px 0 12px}
.post-body h4{font-size:16px;font-weight:700;color:var(--text);margin:28px 0 8px}
.post-body p{margin-bottom:18px}
.post-body strong{color:var(--text);font-weight:600}
.post-body em{font-family:'Instrument Serif',serif;font-style:italic;color:var(--accent-light);font-size:1.06em}
.post-body ul{margin:0 0 22px 0;padding-left:0;list-style:none}
.post-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.post-body ul li::before{content:'';position:absolute;left:0;top:12px;width:7px;height:1px;background:var(--accent-light)}
.post-body hr{border:none;height:1px;background:var(--border);margin:56px 0}
.post-faq{margin-top:20px}
.post-faq details{border-bottom:1px solid var(--border);padding:18px 0}
.post-faq details:first-of-type{border-top:1px solid var(--border)}
.post-faq summary{cursor:pointer;font-size:16px;font-weight:700;color:var(--text);list-style:none;display:flex;justify-content:space-between;gap:16px;transition:color .3s}
.post-faq summary::-webkit-details-marker{display:none}
.post-faq summary::after{content:'+';color:var(--muted);font-size:18px;flex-shrink:0;transition:transform .3s,color .3s}
.post-faq details[open] summary::after{transform:rotate(45deg);color:var(--accent-light)}
.post-faq summary:hover{color:var(--accent-light)}
.post-faq p{margin:14px 0 0;font-size:15px}
@media(max-width:768px){.post-hero{padding:56px 0 32px}.post-body{font-size:15.5px}}

/* Blog listesi */
.blog-hero{padding:80px 0 8px;position:relative;z-index:1}
.blog-hero h1{font-size:clamp(34px,5vw,56px);font-weight:800;letter-spacing:-2.4px;line-height:1.05;margin-bottom:16px}
.blog-hero h1 em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent-light)}
.blog-hero p{font-size:16px;color:var(--text2);max-width:52ch}
.blog-list{padding:56px 0 110px;position:relative;z-index:1}
.entry{display:block;border-top:1px solid var(--border);padding:34px 0;transition:padding-left .35s}
.entry:last-child{border-bottom:1px solid var(--border)}
.entry:hover{padding-left:14px}
.entry-top{display:flex;align-items:center;gap:14px;margin-bottom:12px;font-size:12px;color:var(--muted);letter-spacing:.4px}
.entry-tag{color:var(--accent-light);font-weight:700;text-transform:uppercase;letter-spacing:1.6px;font-size:11px}
.entry-dot{width:3px;height:3px;border-radius:50%;background:var(--border2)}
.entry h2{font-size:clamp(20px,2.6vw,27px);font-weight:800;letter-spacing:-.8px;line-height:1.25;color:var(--text);margin-bottom:10px;transition:color .3s;max-width:24ch}
.entry:hover h2{color:var(--accent-light)}
.entry p{font-size:15px;color:var(--text2);line-height:1.75;max-width:66ch}
.entry-more{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;font-weight:700;color:var(--muted);transition:color .3s}
.entry:hover .entry-more{color:var(--accent-light)}
.entry-more span{transition:transform .3s;display:inline-block}
.entry:hover .entry-more span{transform:translateX(4px)}
.post-back{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:26px;transition:color .3s}
.post-back:hover{color:var(--accent-light)}
@media(max-width:768px){.blog-hero{padding:56px 0 4px}.entry{padding:26px 0}.entry:hover{padding-left:0}}

/* mentorluk: bot tuzagi alani */
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media(max-width:420px){.site-header .socials{display:none}}
.form-hero .form-note{margin-top:18px;padding:12px 16px;border-left:2px solid var(--accent);background:var(--accent-dim);border-radius:0 10px 10px 0}
.form-hero .form-note strong{color:var(--text);font-weight:700}
/* ortalanmis form sayfasi (mentorluk) */
.form-hero.centered .container{text-align:center}
.form-hero.centered p{margin-left:auto;margin-right:auto;max-width:720px}
.form-hero.centered .form-note{max-width:720px;text-align:left}
.form-wrap.centered .form-card{margin-left:auto;margin-right:auto}