:root{--bg-color:#050505;--bg-secondary:#111;--text-primary:#fff;--text-secondary:#a0a0a0;--primary-color:#6366f1;--primary-hover:#4f46e5;--accent-color:#ec4899;--card-bg:#14141499;--card-border:#ffffff14;--card-hover-border:#6366f180;--font-sans:"Inter", sans-serif;--font-display:"Outfit", sans-serif}body.light-theme{--bg-color:#f9fafb;--bg-secondary:#fff;--text-primary:#111827;--text-secondary:#4b5563;--primary-color:#4f46e5;--primary-hover:#4338ca;--accent-color:#db2777;--card-bg:#ffffffe6;--card-border:#0000001a;--card-hover-border:#4f46e566}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}.navbar{-webkit-backdrop-filter:blur(12px);z-index:100;border-bottom:1px solid var(--card-border);background:#050505cc;justify-content:space-between;align-items:center;padding:1.5rem 5%;display:flex;position:sticky;top:0}.logo{font-family:var(--font-display);letter-spacing:-.5px;font-size:1.75rem;font-weight:800}.logo span{color:var(--primary-color)}.nav-links{gap:2rem;display:flex}.nav-links a{color:var(--text-secondary);font-weight:500;transition:color .3s}.nav-links a:hover,.nav-links a.active{color:var(--text-primary)}.btn-primary{background:linear-gradient(135deg, var(--primary-color), var(--accent-color));color:#fff;font-family:var(--font-sans);cursor:pointer;border:none;border-radius:8px;padding:.875rem 1.75rem;font-size:1rem;font-weight:600;transition:transform .3s,box-shadow .3s}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #6366f14d}.btn-secondary{color:#fff;border:1px solid var(--card-border);font-family:var(--font-sans);cursor:pointer;background:#ffffff0d;border-radius:8px;padding:.875rem 1.75rem;font-size:1rem;font-weight:600;transition:all .3s}.btn-secondary:hover{background:#ffffff1a;border-color:#fff3}.btn-small{padding:.5rem 1.25rem;font-size:.9rem}.hero{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:70vh;padding:6rem 5%;display:flex;position:relative}.badge{color:var(--primary-color);background:#6366f11a;border:1px solid #6366f133;border-radius:50px;margin-bottom:1.5rem;padding:.35rem 1rem;font-size:.875rem;font-weight:600;display:inline-block}.hero h1{font-family:var(--font-display);letter-spacing:-1px;margin-bottom:1.5rem;font-size:4rem;font-weight:800;line-height:1.1}.gradient-text{background:linear-gradient(135deg,#a78bfa,#ec4899);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero p{color:var(--text-secondary);max-width:600px;margin:0 auto 2.5rem;font-size:1.25rem}.hero-actions{justify-content:center;gap:1rem;display:flex}.hero-decoration{z-index:-1;pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.glow-orb{filter:blur(80px);opacity:.4;border-radius:50%;position:absolute}.orb-1{background:var(--primary-color);width:400px;height:400px;animation:8s ease-in-out infinite float;top:-100px;left:-100px}.orb-2{background:var(--accent-color);width:300px;height:300px;animation:10s ease-in-out infinite reverse float;bottom:100px;right:-50px}@keyframes float{0%{transform:translateY(0)scale(1)}50%{transform:translateY(-30px)scale(1.05)}to{transform:translateY(0)scale(1)}}.features{background:var(--bg-secondary);border-top:1px solid var(--card-border);padding:5rem 5%}.section-title{text-align:center;margin-bottom:4rem}.section-title h2{font-family:var(--font-display);margin-bottom:.5rem;font-size:2.5rem;font-weight:800}.section-title p{color:var(--text-secondary);font-size:1.125rem}.features-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;max-width:1200px;margin:0 auto;display:grid}.feature-card{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(10px);border-radius:16px;flex-direction:column;padding:2rem;transition:all .4s cubic-bezier(.175,.885,.32,1.275);display:flex;position:relative;overflow:hidden}.feature-card:before{content:"";opacity:0;z-index:0;background:linear-gradient(135deg,#6366f11a,#0000);width:100%;height:100%;transition:opacity .4s;position:absolute;top:0;left:0}.feature-card:hover{border-color:var(--card-hover-border);transform:translateY(-5px);box-shadow:0 15px 30px #0000004d}.feature-card:hover:before{opacity:1}.card-icon{z-index:1;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:1.5rem;display:flex;position:relative}.icon-word{color:#60a5fa;background:#2563eb26}.icon-pdf{color:#fb7185;background:#e11d4826}.icon-merge{color:#34d399;background:#10b98126}.icon-split{color:#fbbf24;background:#f59e0b26}.card-badge{background:linear-gradient(135deg, var(--accent-color), #f43f5e);color:#fff;z-index:1;text-transform:uppercase;letter-spacing:.5px;border-radius:20px;padding:.25rem .75rem;font-size:.7rem;font-weight:700;position:absolute;top:1.5rem;right:1.5rem;box-shadow:0 4px 10px #ec48994d}.card-content{z-index:1;flex-grow:1;position:relative}.card-content h3{font-family:var(--font-display);margin-bottom:.75rem;font-size:1.25rem}.card-content p{color:var(--text-secondary);font-size:.95rem}.card-action{color:var(--primary-color);z-index:1;align-items:center;gap:.5rem;margin-top:2rem;font-size:.95rem;font-weight:600;transition:gap .3s;display:flex;position:relative}.feature-card:hover .card-action{gap:.75rem}footer{background:var(--bg-color);border-top:1px solid var(--card-border);text-align:center;padding:2rem 5%}.footer-content{flex-direction:column;align-items:center;gap:1rem;display:flex}.footer-logo{font-family:var(--font-display);opacity:.5;font-size:1.25rem;font-weight:800}.footer-logo span{color:var(--primary-color)}footer p{color:var(--text-secondary);font-size:.9rem}@media (width<=768px){.hero h1{font-size:2.5rem}.nav-links{display:none}.hero-actions{flex-direction:column}}