@import 'https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=Space+Grotesk:wght@400;700&display=swap';:root{--bg-color:#0a0f18;--bg-gradient:radial-gradient(circle at 10% 20%, #171d2b 0%, #0a0f18 90%);--text-primary:#f0f4f8;--text-secondary:#94a3b8;--brand-primary:#ff6900;--brand-accent:#fcb900;--glass-bg:rgba(255, 255, 255, 0.03);--glass-border:rgba(255, 255, 255, 0.08);--glass-glow:rgba(255, 105, 0, 0.15);--header-bg:rgba(10, 15, 24, 0.85);--font-main:'Outfit', sans-serif;--font-mono:'Space Grotesk', monospace}[data-theme=light]{--bg-color:#fafbfc;--bg-gradient:radial-gradient(circle at 10% 20%, #ffffff 0%, #f0f4f8 90%);--text-primary:#1e293b;--text-secondary:#64748b;--glass-bg:rgba(0, 0, 0, 0.02);--glass-border:rgba(0, 0, 0, 0.06);--glass-glow:rgba(255, 105, 0, 0.08);--header-bg:rgba(255, 255, 255, 0.85)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-color);background-image:var(--bg-gradient);color:var(--text-primary);font-family:var(--font-main);line-height:1.6;min-height:100vh;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:800;line-height:1.2;letter-spacing:-.02em}.text-gradient{background:linear-gradient(135deg,var(--brand-primary),var(--brand-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent}.container{width:90%;max-width:1280px;margin:0 auto}.glass-card{background:var(--glass-bg);border:1px solid var(--glass-border);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:24px;padding:2rem;transition:transform .3s ease,box-shadow .3s ease}.glass-card:hover{transform:translateY(-5px);box-shadow:0 10px 40px var(--glass-glow)}.btn{display:inline-block;padding:1rem 2rem;border-radius:50px;font-weight:600;text-decoration:none;transition:all .3s ease;cursor:pointer;border:none}.btn-primary{background:linear-gradient(135deg,var(--brand-primary),var(--brand-accent));color:#fff;box-shadow:0 4px 15px rgba(59,130,246,.4)}.btn-primary:hover{transform:scale(1.05);box-shadow:0 8px 25px rgba(139,92,246,.6)}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.animate-up{animation:fadeInUp .8s cubic-bezier(.16,1,.3,1)forwards}.site-header{position:sticky;top:0;z-index:50;background:var(--header-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);padding:1rem 0}.header-container{display:flex;justify-content:space-between;align-items:center}.nav-wrapper{display:flex;gap:2rem;align-items:center}.nav-links{list-style:none;display:flex;gap:2rem;margin:0;padding:0}.nav-links a{color:var(--text-primary);text-decoration:none;font-weight:600;transition:color .3s}.nav-links a:hover{color:var(--brand-accent)}.lang-switcher{display:flex;gap:.5rem;font-size:.9rem}.lang-switcher a{color:var(--text-secondary);text-decoration:none;text-transform:uppercase;font-weight:700}.lang-switcher a.active{color:var(--brand-accent)}.theme-toggle{background:0 0;border:none;cursor:pointer;color:var(--text-primary);display:flex;align-items:center;transition:color .3s}.theme-toggle:hover{color:var(--brand-accent)}.mobile-menu-btn{display:none;background:0 0;border:none;color:var(--text-primary);cursor:pointer}@media(max-width:768px){.mobile-menu-btn{display:block;margin-left:auto;margin-right:1rem}.nav-wrapper{display:none;flex-direction:column;position:absolute;top:100%;left:0;width:100%;background:var(--header-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--glass-border);padding:2rem;gap:1.5rem}.nav-wrapper.nav-open{display:flex}.nav-links{flex-direction:column;align-items:center;gap:1.5rem}.lang-switcher{justify-content:center}}