:root{--primary-color:#4f46e5;--primary-dark:#3730a3;--secondary-color:#10b981;--accent-color:#f59e0b;--background:#f8fafc;--surface:#ffffff;--surface-2:#f1f5f9;--text-primary:#1e293b;--text-secondary:#64748b;--border:#e2e8f0;--shadow:0 4px 6px -1px rgba(0, 0, 0, 0.1);--shadow-lg:0 20px 25px -5px rgba(0, 0, 0, 0.1);--gradient:linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);--border-radius:12px;--transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Inter',sans-serif;background:var(--background);color:var(--text-primary);line-height:1.6}.navbar{background:var(--surface);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}.navbar-brand img{height:40px;transition:var(--transition)}.navbar-brand:hover img{transform:scale(1.05)}.nav-link{color:var(--text-primary)!important;font-weight:500;padding:.75rem 1rem!important;border-radius:var(--border-radius);transition:var(--transition);position:relative}.nav-link:hover,.nav-link.active,.current-menu-item .nav-link{color:var(--primary-color)!important;background:rgb(79 70 229 / .1)}.hero{background:var(--gradient);color:#fff;padding:6rem 0;text-align:center;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:.3}.hero-content{position:relative;z-index:1}.hero h1{font-size:3.5rem;font-weight:700;margin-bottom:1.5rem}.hero p{font-size:1.25rem;opacity:.9;max-width:600px;margin:0 auto 2rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--border-radius);box-shadow:var(--shadow);transition:var(--transition);height:100%}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card-icon{width:60px;height:60px;background:var(--gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;margin-bottom:1.5rem}.btn{padding:.75rem 1.5rem;border-radius:var(--border-radius);font-weight:500;text-decoration:none;transition:var(--transition);border:none;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);color:#fff}.btn-secondary{background:var(--secondary-color);color:#fff}.btn-secondary:hover{background:#059669;color:#fff}.btn-outline{background:#fff0;color:var(--primary-color);border:2px solid var(--primary-color)}.btn-outline:hover{background:var(--primary-color);color:#fff}.form-control{padding:.75rem 1rem;border:2px solid var(--border);border-radius:var(--border-radius);background:var(--surface);transition:var(--transition);font-size:1rem}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgb(79 70 229 / .1)}.form-label{font-weight:500;margin-bottom:.5rem;color:var(--text-primary)}.tool-container{background:var(--surface);border-radius:var(--border-radius);padding:2rem;box-shadow:var(--shadow);margin-bottom:2rem}.tool-header{display:flex;align-items:center;gap:1rem;margin-bottom:2rem}.tool-icon{width:50px;height:50px;background:var(--gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.25rem}.chat-container{max-height:500px;overflow-y:auto;border:2px solid var(--border);border-radius:var(--border-radius);padding:1rem;background:var(--surface-2);margin-bottom:1rem}.chat-message{margin-bottom:1rem;display:flex;gap:1rem;animation:fadeInUp 0.3s ease}.message-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.chat-message.user .message-avatar{background:var(--primary-color);color:#fff;order:2}.chat-message.assistant .message-avatar{background:var(--surface);border:2px solid var(--border);color:var(--text-secondary)}.message-content{background:var(--surface);padding:1rem;border-radius:var(--border-radius);flex:1;border:1px solid var(--border)}.chat-message.user .message-content{background:var(--primary-color);color:#fff;margin-right:2rem}.chat-message.assistant .message-content{margin-left:0;margin-right:2rem}.chat-input-form .input-group{display:flex;gap:.5rem}.chat-input-form .form-control{flex:1}.result-container{background:var(--surface-2);border-radius:var(--border-radius);padding:1.5rem;margin-top:1.5rem;border-left:4px solid var(--primary-color);animation:fadeInUp 0.5s ease}.result-header{display:flex;justify-content:between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.response-content{line-height:1.7}.response-content h1,.response-content h2,.response-content h3,.response-content h4,.response-content h5,.response-content h6{color:var(--text-primary);margin-top:1.5rem;margin-bottom:1rem}.response-content ul,.response-content ol{margin:1rem 0;padding-left:1.5rem}.response-content li{margin-bottom:.5rem}.response-content p{margin-bottom:1rem}.response-content strong{color:var(--text-primary)}.loading{display:flex;align-items:center;gap:.5rem;color:var(--text-secondary);padding:2rem;justify-content:center}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}.footer{background:var(--surface);border-top:1px solid var(--border);padding:3rem 0 2rem;margin-top:auto}.social-links a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--surface-2);color:var(--text-secondary);transition:var(--transition)}.social-links a:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}.notification{position:fixed;top:20px;right:20px;padding:1rem 1.5rem;border-radius:var(--border-radius);color:#fff;font-weight:500;z-index:9999;animation:slideInRight 0.3s ease;box-shadow:var(--shadow-lg)}.notification-success{background:var(--secondary-color)}.notification-info{background:var(--primary-color)}.notification-error{background:#ef4444}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@media (max-width:768px){.hero h1{font-size:2.5rem}.tool-container{padding:1.5rem}.chat-message{flex-direction:column}.chat-message.user .message-avatar{order:0;align-self:flex-end}.message-content{margin:0!important}}.text-gradient{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.hidden{display:none}.alignright{float:right;margin:0 0 1rem 1rem}.alignleft{float:left;margin:0 1rem 1rem 0}.aligncenter{display:block;margin:0 auto 1rem}.pagination{display:flex;justify-content:space-between}.widget{background:var(--surface);padding:1.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:2rem}.widget-title{font-size:1.25rem;font-weight:600;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:2px solid var(--primary-color)}.widget ul{list-style:none;padding-left:0}.widget ul li{margin-bottom:.5rem}.widget ul li a{text-decoration:none;color:var(--primary-color)}.widget ul li a:hover{text-decoration:underline}