:root{--primary-col: #0b1f3c;--secondary-col: #1a4a8d;--accent-blue: #3b82f6;--accent-teal: #10b981;--accent-purple: #8b5cf6;--accent-orange: #f59e0b;--text-main: #334155;--text-muted: #64748b;--text-light: #f8fafc;--bg-light: #f1f5f9;--bg-white: #ffffff;--transition: .3s ease-in-out}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-main);line-height:1.6;background:var(--bg-white);overflow-x:hidden}a{text-decoration:none;color:inherit}ul{list-style:none}h1,h2,h3,h4{font-weight:700;color:var(--primary-col);line-height:1.3}p{margin-bottom:1rem}.btn{padding:12px 28px;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;display:inline-block;transition:var(--transition)}.btn-primary{background:var(--accent-blue);color:#fff;box-shadow:0 4px 14px #3b82f666}.btn-primary:hover{background:#2563eb;transform:translateY(-2px)}.btn-secondary{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.btn-secondary:hover{background:#fff3}.container{max-width:1200px;margin:0 auto;padding:0 24px}.section{padding:100px 0}.bg-light{background:var(--bg-light);border-radius:40px;margin:20px}.layout-center{text-align:center}.section-title{font-size:2.5rem;margin-bottom:12px;position:relative;display:inline-block}.section-title:after{content:"";display:block;width:60px;height:4px;background:var(--accent-blue);border-radius:2px;margin:15px auto 30px}.section-subtitle{font-size:1.2rem;color:var(--text-muted);max-width:800px;margin:0 auto 50px}header{position:fixed;top:0;width:100%;z-index:1000;padding:20px 0;transition:var(--transition)}header.scrolled{background:#ffffffe6;padding:12px 0;box-shadow:0 2px 20px #0000001a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}header.scrolled .logo a,header.scrolled .nav-links a,header.scrolled .hamburger i{color:var(--primary-col)}.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center}.logo a{font-size:1.5rem;font-weight:800;letter-spacing:1px;color:#fff}.nav-links{display:flex;gap:32px}.nav-links a{color:#ffffffe6;font-weight:500;font-size:1rem;transition:var(--transition);position:relative}.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0%;height:2px;background:var(--accent-blue);transition:width .3s ease}.nav-links a:hover{color:var(--accent-blue)!important}.nav-links a:hover:after{width:100%}.hamburger{display:none;font-size:1.5rem;color:#fff;cursor:pointer}.mobile-menu{position:fixed;left:0;width:100%;height:auto;background:#fff;padding:80px 20px 20px;z-index:999;top:-500px;transition:top .4s ease-in-out;box-shadow:0 5px 20px #0000001a}.mobile-menu.active{top:0}.mobile-menu a{display:block;font-size:1.2rem;font-weight:600;padding:15px;border-bottom:1px solid #eee;text-align:center;color:var(--primary-col)}.hero{height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;text-align:center}.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;z-index:-1;background:linear-gradient(135deg,var(--primary-col) 0%,var(--secondary-col) 100%)}.hero-bg:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:url(https://www.transparenttextures.com/patterns/cubes.png) repeat;opacity:.1}.hero-content{max-width:800px;padding:0 20px;color:#fff;margin-top:50px}.badge{display:inline-block;padding:8px 16px;background:#ffffff1a;border-radius:30px;font-size:.85rem;font-weight:600;letter-spacing:1px;margin-bottom:24px;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero-content h1{font-size:3.5rem;font-weight:800;color:#fff;margin-bottom:24px;line-height:1.2}.text-gradient{background:linear-gradient(to right,#60a5fa,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-content p{font-size:1.2rem;color:#ffffffd9;margin-bottom:40px}.hero-buttons{display:flex;gap:20px;justify-content:center}.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:40px}.value-card{background:#fff;padding:40px 30px;border-radius:20px;box-shadow:0 10px 40px #0000000d;transition:transform .3s}.value-card:hover{transform:translateY(-10px)}.icon-wrapper{width:60px;height:60px;background:#3b82f61a;color:var(--accent-blue);border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 24px}.value-card h3{margin-bottom:16px;font-size:1.4rem}.value-card p{color:var(--text-muted);font-size:1rem}.research-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}.research-card{background:#fff;display:flex;align-items:stretch;border-radius:20px;overflow:hidden;box-shadow:0 10px 30px #00000008;transition:.3s}.research-card:hover{box-shadow:0 15px 40px #00000014;transform:translateY(-5px)}.card-image{width:120px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:#fff}.bg-blue{background:linear-gradient(135deg,#3b82f6,#2563eb)}.bg-purple{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.bg-teal{background:linear-gradient(135deg,#10b981,#059669)}.bg-orange{background:linear-gradient(135deg,#f59e0b,#d97706)}.card-content{padding:30px;flex:1}.card-content h4{font-size:1.3rem;margin-bottom:12px}.card-content p{color:var(--text-muted);font-size:.95rem;margin:0}.collab-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.collab-text h2{font-size:2.2rem;margin-bottom:20px}.collab-text p{color:var(--text-muted);margin-bottom:30px;font-size:1.1rem}.collab-list li{margin-bottom:16px;font-size:1.05rem;display:flex;align-items:baseline}.collab-list li:before{content:"";font-family:"Font Awesome 5 Free";font-weight:900;color:var(--accent-blue);margin-right:12px;font-size:.9rem}.collab-visual{position:relative;height:400px;display:flex;justify-content:center;align-items:center}.circle-diagram{position:relative;width:300px;height:300px;border-radius:50%;border:2px dashed rgba(59,130,246,.3);animation:spin 40s linear infinite}.circle{position:absolute;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;box-shadow:0 10px 20px #0000001a;animation:reverse-spin 40s linear infinite}.circle.center{width:140px;height:140px;background:linear-gradient(135deg,var(--primary-col),var(--secondary-col));color:#fff;top:50%;left:50%;transform:translate(-50%,-50%);font-size:1.2rem;animation:none}.circle.node{width:90px;height:90px;background:#fff;color:var(--primary-col);border:2px solid white}.circle.node i{font-size:1.5rem;color:var(--accent-blue);margin-bottom:5px}.circle.top{top:-45px;left:50%;margin-left:-45px}.circle.bottom{bottom:-45px;left:50%;margin-left:-45px}.circle.left{top:50%;left:-45px;margin-top:-45px}.circle.right{top:50%;right:-45px;margin-top:-45px}@keyframes spin{to{transform:rotate(360deg)}}@keyframes reverse-spin{to{transform:rotate(-360deg)}}.team-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;max-width:900px;margin:0 auto}.team-card{background:#fff;padding:40px;border-radius:20px;box-shadow:0 10px 30px #0000000d;display:flex;align-items:center;gap:30px;transition:.3s}.team-card:hover{transform:translateY(-5px);box-shadow:0 15px 40px #0000001a}.team-avatar i{font-size:5rem;color:#cbd5e1}.team-info h3{font-size:1.5rem;margin-bottom:5px}.team-info .role{color:var(--accent-blue);font-weight:600;font-size:.9rem;margin-bottom:5px}.team-info .org{color:var(--text-muted);font-size:.9rem;margin-bottom:15px;font-weight:500}.team-info .desc{font-size:.95rem;color:#475569;margin:0}.pubs-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:20px}.pub-item{display:flex;gap:24px;padding:25px;border-radius:16px;background:#fff;border:1px solid #e2e8f0;transition:.3s;align-items:flex-start}.pub-item:hover{border-color:var(--accent-blue);box-shadow:0 10px 25px #0000000d;transform:translate(5px)}.pub-year{font-size:1.4rem;font-weight:800;color:var(--accent-blue);padding:10px 20px;background:#3b82f61a;border-radius:8px}.pub-detail h4{font-size:1.15rem;margin-bottom:10px;line-height:1.4;color:var(--primary-col)}.pub-detail p{color:var(--text-muted);font-size:.95rem;margin:0}.pub-detail strong{color:var(--text-main)}.site-footer{background:var(--primary-col);color:#fff;padding:80px 0 20px}.inner-footer{display:grid;grid-template-columns:2fr 1.5fr 1fr;gap:50px;margin-bottom:60px}.footer-left h2{color:#fff;font-size:1.8rem;margin-bottom:15px}.footer-left p{color:#94a3b8}.social-links{display:flex;gap:15px;margin-top:20px}.social-links a{display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;background:#ffffff1a;border-radius:50%;font-size:1.2rem;transition:.3s}.social-links a:hover{background:var(--accent-blue)}.footer-center h3,.footer-right h3{font-size:1.2rem;margin-bottom:20px;color:#fff}.footer-center ul li{color:#cbd5e1;margin-bottom:12px;font-size:.95rem;display:flex;align-items:center;gap:10px}.footer-center ul li:before{content:"";display:inline-block;width:6px;height:6px;background:var(--accent-blue);border-radius:50%}.quick-links li{margin-bottom:12px}.quick-links a{color:#94a3b8;transition:.3s}.quick-links a:hover{color:#fff;padding-left:5px}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;color:#64748b;font-size:.9rem}.fade-in-up{animation:fadeInUp 1s cubic-bezier(.16,1,.3,1) forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transform:translateY(40px);transition:all .8s cubic-bezier(.16,1,.3,1)}.reveal.active{opacity:1;transform:translateY(0)}.delay-1{transition-delay:.15s}.delay-2{transition-delay:.3s}.delay-3{transition-delay:.45s}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0b1f3cb3;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .3s ease}.modal-overlay.active{opacity:1;visibility:visible}.modal-content{background:#fff;width:90%;max-width:600px;padding:40px;border-radius:20px;box-shadow:0 20px 50px #0003;position:relative;transform:translateY(20px);transition:all .3s ease;text-align:center}.modal-overlay.active .modal-content{transform:translateY(0)}.modal-close{position:absolute;top:20px;right:25px;background:none;border:none;font-size:2.5rem;color:var(--text-muted);cursor:pointer;line-height:1;transition:.2s}.modal-close:hover{color:var(--accent-blue);transform:scale(1.1)}.contact-form-container{margin-top:20px;text-align:left}.styled-form .form-group{margin-bottom:20px}.styled-form label{display:block;margin-bottom:8px;font-weight:600;color:var(--primary-col)}.styled-form input,.styled-form textarea{width:100%;padding:12px 15px;border:1px solid #cbd5e1;border-radius:8px;font-family:inherit;font-size:1rem;transition:var(--transition)}.styled-form input:focus,.styled-form textarea:focus{outline:none;border-color:var(--accent-blue);box-shadow:0 0 0 3px #3b82f61a}.styled-form button{width:100%;margin-top:10px;border:none}.form-success{display:none;background:#d1fae5;color:#065f46;padding:15px;border-radius:8px;margin-bottom:20px;font-weight:600;text-align:center}.form-error{display:none;color:#b91c1c;margin-bottom:15px;text-align:center}.field-error{display:block;color:#ef4444;font-size:.85rem;margin-top:5px}[data-fs-success],[data-fs-error]{display:none}@media (max-width: 992px){.values-grid,.research-grid{grid-template-columns:1fr}.collab-layout{grid-template-columns:1fr;text-align:center}.team-grid{grid-template-columns:1fr}.collab-list li{justify-content:center}}@media (max-width: 768px){.nav-links{display:none}.hamburger{display:block}header.scrolled .hamburger i{color:var(--primary-col)}.hero-content h1{font-size:2.5rem}.inner-footer{grid-template-columns:1fr;text-align:center}.footer-center ul li{justify-content:center}.pub-item{flex-direction:column;gap:15px}.bg-light{margin:0;border-radius:0}}