/* Beyond App Studios — ortak stil
   Düzen: koyu zemin, tek sütun akış; geniş bölümler ortalanmış 1120px kap içinde.
   Logo: ortasından mor ufuk çizgisi geçen, alt yarısı kaymış B. */
:root{
  --bg:#07080F;
  --surface:#0E1020;
  --surface-2:#14172B;
  --line:#22263F;
  --fg:#F4F5FA;
  --muted:#A3A9C2;
  --accent:#8B7CFF;
  --accent-ink:#0B0920;
  --btn:#8B7CFF;
  --btn-ink:#0B0920;
  --font-display:"Space Grotesk","Helvetica Neue",Arial,sans-serif;
  --font-body:"DM Sans","Helvetica Neue",Arial,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --radius:22px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,svg{max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--font-display);line-height:1.05;letter-spacing:-.02em;margin:0;text-wrap:balance}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.eyebrow{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:60ch}

/* üst menü */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--bg)}
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:-.02em}
.brand svg{width:40px;height:auto}
.brand small{display:block;font-family:var(--font-mono);font-weight:400;font-size:10px;letter-spacing:.2em;color:var(--muted);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{text-decoration:none;color:var(--muted);font-size:15px}
.nav-links a:hover{color:var(--fg)}
@media (max-width:640px){.nav-links a.hide-sm{display:none}}

/* butonlar */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;font-family:var(--font-display);font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,background .2s ease,border-color .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--btn);color:var(--btn-ink)}
.btn-ghost{border-color:var(--line);color:var(--fg);background:transparent}
.btn-ghost:hover{border-color:var(--muted)}
.btn svg{width:18px;height:18px}

section{padding-block:clamp(64px,10vw,120px)}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:40px;max-width:720px}
.section-head h2{font-size:clamp(32px,5vw,52px)}

.footer{border-top:1px solid var(--line);padding-block:36px;color:var(--muted);font-size:14px}
.footer .wrap{display:flex;flex-wrap:wrap;gap:16px 28px;justify-content:space-between;align-items:center}
.footer nav{display:flex;flex-wrap:wrap;gap:18px}
.footer a{text-decoration:none;color:var(--muted)}
.footer a:hover{color:var(--fg)}

@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition:none!important;scroll-behavior:auto!important}}
.lang-btn{min-height:36px;min-width:44px;padding:0 10px;border-radius:10px;border:1px solid var(--line);background:transparent;color:var(--muted);font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;cursor:pointer}
.lang-btn:hover{color:var(--fg);border-color:var(--muted)}