:root{--primary-blue:#2563eb;--primary-blue-hover:#1d4ed8;--primary-blue-light:#2563eb1f;--accent-cyan:#06b6d4;--accent-indigo:#6366f1;--font-main:"Inter", system-ui, -apple-system, sans-serif;--font-heading:"Manrope", "Inter", system-ui, sans-serif;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--transition-fast:all .2s cubic-bezier(.4, 0, .2, 1);--transition-normal:all .3s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark],:root{--bg-primary:#0b0f19;--bg-secondary:#0f172a;--bg-card:#1e293ba6;--bg-card-hover:#1e293bd9;--bg-input:#0f172abf;--bg-nav:#0b0f19d9;--text-main:#fff;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--border-color:#ffffff14;--border-hover:#2563eb66;--border-card:#ffffff14;--glass-bg:#1e293ba6;--glass-border:#ffffff14;--glass-bg-hover:#1e293bd9;--shadow-sm:0 2px 4px #0000004d;--shadow-md:0 10px 25px -5px #0006;--shadow-lg:0 20px 35px -10px #0009;--shadow-glow:0 0 25px #2563eb66;--hero-overlay:linear-gradient(180deg, #0b0f19cc 0%, #0f172af2 100%);--section-bg-alt:#0f172a99;--inner-card-bg:#0f172abf}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-card:#ffffffd9;--bg-card-hover:#fffffffa;--bg-input:#fff;--bg-nav:#ffffffe6;--text-main:#0f172a;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--border-color:#2563eb26;--border-hover:#2563eb80;--border-card:#e2e8f0cc;--glass-bg:#ffffffd9;--glass-border:#2563eb1f;--glass-bg-hover:#fffffffa;--shadow-sm:0 2px 4px #0000000a;--shadow-md:0 10px 25px -5px #2563eb14;--shadow-lg:0 20px 35px -10px #0f172a14;--shadow-glow:0 0 25px #2563eb40;--hero-overlay:linear-gradient(180deg, #f8fafcd9 0%, #f1f5f9f5 100%);--section-bg-alt:#f1f5f9b3;--inner-card-bg:#f8fafce6}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-family:var(--font-main);background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s,color .3s}body{background-color:var(--bg-primary);flex-direction:column;min-height:100vh;line-height:1.6;transition:background-color .3s,color .3s;display:flex;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);letter-spacing:-.02em;color:var(--text-main);font-weight:700}a{color:inherit;text-decoration:none}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 1.5rem}.section-padding{padding:5rem 0}@media (width<=768px){.section-padding{padding:3.5rem 0}}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-card);border-radius:var(--radius-lg);transition:var(--transition-normal);box-shadow:var(--shadow-sm)}.glass-card:hover{background:var(--glass-bg-hover);border-color:var(--border-hover);box-shadow:var(--shadow-md), 0 0 20px #2563eb26;transform:translateY(-4px)}.gradient-text{background:linear-gradient(135deg,#60a5fa 0%,#2563eb 50%,#06b6d4 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}[data-theme=light] .gradient-text{background:linear-gradient(135deg,#1d4ed8 0%,#2563eb 60%,#0284c7 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.badge{background:var(--primary-blue-light);color:#2563eb;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em;border:1px solid #2563eb4d;align-items:center;gap:.5rem;margin-bottom:1rem;padding:.35rem .9rem;font-size:.85rem;font-weight:600;display:inline-flex}[data-theme=dark] .badge{color:#60a5fa}.btn{border-radius:var(--radius-md);transition:var(--transition-fast);cursor:pointer;font-size:.95rem;font-weight:600;font-family:var(--font-main);border:none;outline:none;justify-content:center;align-items:center;gap:.6rem;padding:.85rem 1.75rem;display:inline-flex}.btn-primary{color:#fff;background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);box-shadow:0 4px 15px #2563eb59}.btn-primary:hover{box-shadow:var(--shadow-glow);background:linear-gradient(135deg,#1d4ed8 0%,#1e40af 100%);transform:translateY(-2px)}.btn-secondary{background:var(--glass-bg);color:var(--text-main);border:1px solid var(--border-card);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.btn-secondary:hover{background:var(--glass-bg-hover);border-color:var(--border-hover);transform:translateY(-2px)}.theme-toggle-btn{background:var(--glass-bg);border:1px solid var(--border-card);width:40px;height:40px;color:var(--text-main);cursor:pointer;transition:var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;display:flex}.theme-toggle-btn:hover{background:var(--primary-blue-light);border-color:var(--primary-blue);color:var(--primary-blue);transform:rotate(15deg)}.section-header{text-align:center;max-width:750px;margin:0 auto 3.5rem}.section-header h2{color:var(--text-main);margin-bottom:1rem;font-size:2.5rem}.section-header p{color:var(--text-secondary);font-size:1.1rem}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.5rem;display:flex}.form-label{color:var(--text-main);font-size:.9rem;font-weight:600}.form-input,.form-textarea{background:var(--bg-input);border:1px solid var(--border-card);border-radius:var(--radius-md);width:100%;color:var(--text-main);font-family:var(--font-main);transition:var(--transition-fast);padding:.85rem 1.1rem;font-size:.95rem}.form-input:focus,.form-textarea:focus{border-color:var(--primary-blue);outline:none;box-shadow:0 0 0 3px #2563eb33}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-8px)}to{transform:translateY(0)}}.animate-float{animation:5s ease-in-out infinite float}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary-blue)}