.project-card{transition:box-shadow .3s,transform .3s;box-shadow:0 2px 8px rgba(0,0,0,.08);cursor:pointer}.project-card:hover{box-shadow:0 12px 32px rgba(0,86,179,.18),0 2px 8px rgba(0,0,0,.1);transform:translateY(-10px) scale(1.05);z-index:2}.project-card:hover .project-img-hover{transform:scale(1.09);filter:brightness(1.08) saturate(1.1)}#chatbot-container{position:fixed;bottom:30px;right:30px;z-index:1000}#chatbot-toggle{width:60px;height:60px;border-radius:50%;background:#0056b3;border:none;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,86,179,.3);cursor:pointer;transition:all .3s ease}#chatbot-toggle:hover{background:#004488;transform:scale(1.05)}#chatbot-window{position:absolute;bottom:80px;right:0;width:350px;height:500px;background:#fff;border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.15);display:flex;flex-direction:column;overflow:hidden;transition:all .3s ease}#chatbot-window.chatbot-hidden{opacity:0;visibility:hidden;transform:translateY(20px)}#chatbot-header{background:#0056b3;color:#fff;padding:16px;display:flex;justify-content:space-between;align-items:center;font-weight:700}#chatbot-close{background:transparent;border:none;color:#fff;font-size:28px;line-height:1;cursor:pointer;padding:0;width:28px;height:28px}#chatbot-messages{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:12px;background:#f8f9fa}#chatbot-input-container{display:flex;padding:12px;border-top:1px solid #dee2e6;background:#fff}#chatbot-input{flex:1;border:1px solid #dee2e6;border-radius:20px;padding:10px 16px;font-size:14px;outline:none}#chatbot-input:focus{border-color:#0056b3}#chatbot-send{background:#0056b3;border:none;color:#fff;width:40px;height:40px;border-radius:50%;margin-left:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}#chatbot-send:hover{background:#004488}.chat-message{padding:10px 14px;border-radius:12px;max-width:80%;word-wrap:break-word;animation:slideIn .3s ease}.chat-message.user{background:#0056b3;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.chat-message.bot{background:#e9ecef;color:#212529;align-self:flex-start;border-bottom-left-radius:4px}@keyframes slideIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.typing-indicator{display:flex!important;align-items:center;gap:6px;padding:10px 0;height:30px}.typing-indicator span{display:inline-block!important;width:10px!important;height:10px!important;border-radius:50%!important;background-color:#0056b3!important;animation:typingDot 1.4s infinite ease-in-out!important}.typing-indicator span:nth-child(1){animation-delay:0s!important}.typing-indicator span:nth-child(2){animation-delay:.2s!important}.typing-indicator span:nth-child(3){animation-delay:.4s!important}@keyframes typingDot{0%,60%,100%{transform:translateY(0);opacity:.6}30%{transform:translateY(-12px);opacity:1}}@media(max-width:480px){#chatbot-window{width:calc(100vw - 40px);height:70vh}}.project-img-hover{width:100%;height:180px;object-fit:cover;aspect-ratio:4/3;background:#f8f9fa;transition:transform .3s}:root{--dsi-blue:#0056b3;--dsi-dark-blue:#004488;--dsi-gray:#6c757d;--dsi-light-gray:#f8f9fa;--dsi-black:#212529;--dsi-white:#fff}body{font-family:Montserrat,sans-serif;color:var(--dsi-black)}.navbar-dark .navbar-nav .nav-link{color:var(--dsi-white)}.hero-section{background:linear-gradient(rgba(0,0,0,.7),rgba(0,0,0,.7)),image-set(url('images/nuevo-logo-dsi-2025.png') type('image/png'));background-size:cover;background-position:center;background-repeat:no-repeat;height:100vh;position:relative;background-attachment:fixed;background-blend-mode:multiply}.webp-supported .hero-section{background-image:linear-gradient(rgba(0,0,0,.7),rgba(0,0,0,.7)),url('images/nuevo-logo-dsi-2025.webp')}.hero-section h1,.hero-section p{text-shadow:2px 2px 4px rgba(0,0,0,.5)}.btn-primary{background-color:var(--dsi-blue);border-color:var(--dsi-blue);transition:background-color .3s ease,transform .3s ease}.btn-primary:hover{background-color:var(--dsi-dark-blue);border-color:var(--dsi-dark-blue);transform:scale(1.05)}section{padding:6rem 0}#proyectos{background-color:var(--dsi-light-gray)}.service-card{border:none;transition:transform .3s ease,box-shadow .3s ease;cursor:pointer}.service-card:hover{transform:translateY(-10px);box-shadow:0 10px 20px rgba(0,0,0,.1)}.service-icon{font-size:3rem;color:var(--dsi-blue);margin-bottom:1rem}.testimonial-card{background-color:#fff;border-left:5px solid var(--dsi-blue);border-radius:5px;box-shadow:0 4px 8px rgba(0,0,0,.1);color:#222;font-size:1rem;line-height:1.4;padding:1.2rem 1rem;max-width:340px;margin-left:auto;margin-right:auto}.testimonial-card .fst-italic{color:#222;font-size:1.1em;font-style:italic}.testimonial-card cite{color:#0056b3;font-size:1em;font-style:normal}.google-form-container{box-shadow:0 4px 15px rgba(0,0,0,.1);border-radius:8px;overflow:hidden}.social-icons a{transition:color .3s ease}.social-icons a:hover{color:var(--dsi-blue)!important}.animated-element{opacity:0;transform:translateY(20px);transition:opacity 1s ease-out,transform 1s ease-out}.fade-in-up.is-visible{opacity:1;transform:translateY(0)}