:root{--primary-color:#334d6e;--primary-hover:#2a3f5a;--secondary-color:#748aa1;--accent-color:#c8d6e5;--background-color:#f0f3f8;--card-background:#ffffff;--border-radius:16px;--text-primary:#2d3748;--text-secondary:#4a5568;--text-light:#718096;--shadow-sm:0 2px 10px rgba(0,0,0,0.04);--shadow-md:0 8px 30px rgba(0,0,0,0.07);--shadow-lg:0 12px 40px rgba(0,0,0,0.1);--transition:all 0.3s cubic-bezier(0.25,0.8,0.25,1);--spacing-sm:12px;--spacing-md:20px;--spacing-lg:32px}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif}body{background-color:var(--background-color);color:var(--text-primary);line-height:1.6;font-size:15px}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg)}.app-container{display:flex;flex-direction:column;min-height:100vh;max-width:1400px;margin:0 auto;padding:var(--spacing-md)}.main-content{display:flex;gap:var(--spacing-lg);flex:1 1;margin-top:var(--spacing-lg)}button{cursor:pointer;border:none;outline:none;transition:var(--transition)}a{text-decoration:none;color:inherit}.hidden{display:none}.chatbot-container{display:flex;flex-direction:column;height:100vh;background-color:#f9f9f9}.chatbot-header{background-color:#154c79;color:white;padding:16px;text-align:center;font-size:24px;font-weight:700}.chatbot-messages{flex:1 1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.chatbot-message-container{display:flex;align-items:flex-start}.chatbot-message-container.user{justify-content:flex-end}.chatbot-avatar{width:40px;height:40px;border-radius:50%;background-color:#ccc;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:white;margin-right:8px}.chatbot-avatar.bot{background-color:#154c79}.chatbot-avatar.user{background-color:#00154c;margin-left:8px;margin-right:0}.chatbot-message{padding:12px;border-radius:12px;max-width:60%;font-size:14px;line-height:1.5}.chatbot-message.bot{background-color:#e0e0e0;color:#000;align-self:flex-start}.chatbot-message.user{background-color:#00154c;color:white;align-self:flex-end}.chatbot-input-area{display:flex;padding:16px;border-top:1px solid #ccc}.chatbot-input{flex:1 1;padding:8px;border:1px solid #ccc;border-radius:4px}.chatbot-send-button{margin-left:8px;padding:8px 16px;border:none;background-color:#154c79;color:white;border-radius:4px;cursor:pointer}.options-container{display:flex;flex-wrap:wrap;gap:8px}.option-button{padding:8px 16px;border:none;background-color:#154c79;color:white;border-radius:4px;cursor:pointer}