:root{--primary:#0c3e7c;--primary-dark:#024;--primary-light:#e8f2ff;--surface:#fff;--bg:#f8fafc;--text-main:#1e293b;--text-muted:#64748b;--border:#e2e8f0;--focus-ring:#0a84ff}[data-theme=high-contrast]{--primary:#000;--primary-dark:#000;--primary-light:#fff;--surface:#fff;--bg:#fff;--text-main:#000;--text-muted:#000;--border:#000;--focus-ring:#000}html{scroll-behavior:smooth;scroll-padding-top:130px}body{background-color:var(--bg);color:var(--text-main);margin:0;font-family:Public Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6}:focus-visible{outline-offset:2px;outline:3px solid var(--focus-ring)!important}.skip-link{background:var(--primary);color:#fff;z-index:100;padding:8px;font-weight:700;text-decoration:none;transition:top .2s;position:absolute;top:-40px;left:0}.skip-link:focus{top:0}.top-accessibility-bar{background-color:var(--primary-dark);color:#fff;padding:8px 0;font-size:.9rem}.top-accessibility-bar a,.top-accessibility-bar button{color:#fff;cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;font-weight:600;text-decoration:none;display:flex}.institutional-header{background-color:var(--surface);border-bottom:3px solid var(--primary);z-index:50;padding:15px 0;position:sticky;top:0;box-shadow:0 4px 6px -1px #0000001a}.nav-menu{gap:20px;margin:0;padding:0;list-style:none;display:flex}.nav-menu a{color:var(--text-main);border-radius:4px;padding:8px 12px;font-weight:600;text-decoration:none;transition:background-color .2s,color .2s}.nav-menu a:hover{background-color:var(--primary-light);color:var(--primary)}.header-logo{height:clamp(50px,8vw,80px)}.mobile-menu-btn{color:var(--primary-dark);cursor:pointer;background:0 0;border:none;padding:5px;display:none}.mobile-menu-btn:focus-visible{outline:3px solid var(--focus-ring);border-radius:4px}@media (width<=768px){.mobile-menu-btn{display:block}.nav-menu-container{border-top:1px solid var(--border);width:100%;margin-top:15px;padding-top:15px;display:none}.nav-menu-container.open{display:block}.nav-menu{flex-direction:column;gap:10px}.nav-menu a{padding:12px 10px;font-size:1.1rem;display:block}}.container{max-width:1200px;margin:0 auto;padding:0 24px}.glass{border:1px solid var(--border);background:#ffffffe6;box-shadow:0 10px 15px -3px #0000001a}[data-theme=high-contrast] .glass{box-shadow:none;background:#fff;border:3px solid #000}button{cursor:pointer;font-family:inherit}.btn-primary{background-color:var(--primary);border:none;border-radius:6px;padding:12px 24px;font-weight:600;transition:background-color .2s;color:#fff!important}.btn-primary:hover{background-color:var(--primary-dark)}.btn-secondary{background-color:var(--surface);border:2px solid var(--primary);border-radius:6px;padding:10px 22px;font-weight:600;transition:background-color .2s;color:var(--primary)!important}.btn-secondary:hover{background-color:var(--primary-light)}[data-theme=high-contrast] .btn-primary{background-color:#000;border:3px solid #000;color:#fff!important}[data-theme=high-contrast] .btn-secondary{background-color:#fff;border:3px solid #000;color:#000!important}.card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;padding:32px;transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-4px);box-shadow:0 20px 25px -5px #0000001a}.icon-container{color:var(--primary);background:var(--primary-light);border-radius:12px;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:20px;display:flex}[data-theme=high-contrast] .icon-container{color:#000;background:#fff;border:2px solid #000}.card h3{color:var(--primary-dark);margin:0 0 12px;font-size:1.25rem}[data-theme=high-contrast] .card h3{color:#000}.card p{color:var(--text-muted);margin:0;font-size:1rem}.chat-container{border:1px solid var(--border);border-radius:12px;overflow:hidden}.institutional-footer{background-color:var(--primary-dark);color:#fff;margin-top:60px;padding:40px 0}.institutional-footer h4{color:#fff;margin-bottom:15px;font-size:1.1rem}.institutional-footer p,.institutional-footer a{color:#cbd5e1;font-size:.95rem;text-decoration:none}.institutional-footer a:hover{color:#fff}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.typing-dot{background-color:var(--text-muted);border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite both typing}.typing-dot:first-child{animation-delay:-.32s}.typing-dot:nth-child(2){animation-delay:-.16s}@keyframes typing{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}