:root{--brand-primary:#818cf8;--brand-secondary:#a78bfa;--brand-accent:#c084fc;--bg-primary:#0f0f23;--bg-secondary:#1a1a2e;--bg-tertiary:#16213e;--bg-card:#1a1a2ecc;--bg-glass:#ffffff0d;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-tertiary:#64748b;--border-color:#ffffff1a;--border-hover:#818cf880;--gradient-brand:linear-gradient(135deg, #818cf8 0%, #a78bfa 50%, #c084fc 100%);--gradient-glow:radial-gradient(ellipse at center, #818cf826 0%, transparent 70%);--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 20px #0006;--shadow-lg:0 8px 40px #00000080;--shadow-glow:0 0 40px #818cf84d;--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--color-info:#3b82f6;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--transition-fast:.15s ease;--transition-normal:.3s ease;--transition-slow:.5s ease}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#ffffffe6;--bg-glass:#00000005;--text-primary:#1e293b;--text-secondary:#475569;--text-tertiary:#94a3b8;--border-color:#00000014;--border-hover:#818cf880;--shadow-sm:0 2px 8px #0000000f;--shadow-md:0 4px 20px #00000014;--shadow-lg:0 8px 40px #0000001a;--shadow-glow:0 0 40px #818cf826}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:var(--text-primary);background:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img,svg{max-width:100%;display:block}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}.navbar{z-index:100;transition:var(--transition-normal);background:0 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var(--border-color);transition:var(--transition-fast);padding:8px 12px;font-size:13px;font-weight:600}.lang-switch:hover,.theme-switch:hover{color:var(--text-primary);border-color:var(--border-hover)}.theme-switch svg{width:18px;height:18px}[data-theme=dark] .icon-moon{display:block}[data-theme=dark] .icon-sun,[data-theme=light] .icon-moon{display:none}[data-theme=light] .icon-sun{display:block}.btn{border-radius:var(--radius-md);transition:var(--transition-fast);justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:15px;font-weight:600;display:inline-flex}.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{box-shadow:var(--shadow-glow);transform:translateY(-2px)}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--border-hover);background:var(--bg-card)}.btn-lg{padding:16px 32px;font-size:16px}.btn-xl{padding:18px 40px;font-size:18px}.hero{background:var(--bg-primary);align-items:center;min-height:100vh;padding:120px 0 80px;display:flex;position:relative;overflow:hidden}.hero:before{content:"";background:var(--gradient-glow);pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:50%;transform:translate(-50%)}.hero-container{z-index:1;text-align:center;max-width:800px;margin:0 auto;padding:0 24px;position:relative}.hero-badge{background:var(--bg-glass);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:100px;margin-bottom:24px;padding:8px 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