@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Source+Sans+3:wght@300;400;600&display=swap');

:root {
  --charcoal:#4D4C4A; --violet:#75007B; --blue:#0075C4; --green:#00AE07; --red:#FE2500;
  --white:#FFFFFF; --light-bg:#F7F7F5; --light-gray:#ECEAE6;
  --text-dark:#1A1A18; --text-mid:#3A3A38; --text-light:#6A6A68;
  --font-serif:'Playfair Display',Georgia,serif;
  --font-sans:'Source Sans 3',Arial,sans-serif;
  --shadow-sm:0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:0 6px 24px rgba(0,0,0,0.12);
  --radius:6px; --transition:0.3s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);color:var(--text-dark);background:var(--white);line-height:1.7}

.color-bar{height:5px;background:linear-gradient(to right,var(--charcoal) 0% 20%,var(--violet) 20% 40%,var(--blue) 40% 60%,var(--green) 60% 80%,var(--red) 80% 100%)}

header{background:var(--charcoal);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-md)}
.header-inner{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:70px}
.logo-wrap{display:flex;align-items:center;gap:.75rem;text-decoration:none}
.logo-text .acronym{font-family:var(--font-serif);font-size:1.3rem;font-weight:700;color:var(--green);letter-spacing:2px;line-height:1;display:block}
.logo-text .tagline{font-size:.65rem;color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:1px;display:block;margin-top:3px}
nav{display:flex;align-items:center;gap:.1rem}
nav a{font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:rgba(255,255,255,.78);text-decoration:none;padding:.5rem .7rem;border-radius:var(--radius);transition:color var(--transition);position:relative}
nav a::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--green);transition:width var(--transition);border-radius:2px}
nav a:hover{color:var(--white)}
nav a:hover::after,nav a.active::after{width:calc(100% - 1.4rem)}
nav a.active{color:var(--green)}
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:.5rem;flex-direction:column;gap:5px}
.hamburger span{display:block;width:24px;height:2px;background:white;border-radius:2px}

.hero{background:var(--charcoal);min-height:480px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.hero-pattern{position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(0,174,7,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(0,117,196,.15) 0%,transparent 50%),radial-gradient(circle at 50% 50%,rgba(117,0,123,.1) 0%,transparent 70%)}
.hero-content{position:relative;text-align:center;padding:4rem 2rem;max-width:820px}
.hero-badge{display:inline-block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:3px;color:var(--green);border:1px solid rgba(0,174,7,.4);padding:.35rem 1rem;border-radius:20px;margin-bottom:1.5rem}
.hero h1{font-family:var(--font-serif);font-size:clamp(1.8rem,4vw,3rem);color:var(--white);font-weight:700;line-height:1.2;margin-bottom:1rem}
.hero h1 span{color:var(--green)}
.hero p{font-size:1.05rem;color:rgba(255,255,255,.72);max-width:580px;margin:0 auto 2rem;font-weight:300}
.hero-stats{display:flex;justify-content:center;gap:2.5rem;flex-wrap:wrap;margin-top:2.5rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1)}
.stat-item{text-align:center}
.stat-num{display:block;font-family:var(--font-serif);font-size:2.2rem;font-weight:700;line-height:1}
.stat-label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:1px;color:rgba(255,255,255,.5);margin-top:.25rem}
.stat-item:nth-child(1) .stat-num{color:var(--violet)}
.stat-item:nth-child(2) .stat-num{color:var(--blue)}
.stat-item:nth-child(3) .stat-num{color:var(--green)}
.stat-item:nth-child(4) .stat-num{color:var(--red)}

.section{padding:5rem 2rem}
.section-alt{background:var(--light-bg)}
.container{max-width:1200px;margin:0 auto}
.section-header{margin-bottom:3rem}
.section-header.centered{text-align:center}
.section-label{display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:3px;color:var(--blue);margin-bottom:.5rem}
.section-label.green{color:var(--green)}.section-label.violet{color:var(--violet)}.section-label.red{color:var(--red)}
.section-title{font-family:var(--font-serif);font-size:clamp(1.5rem,3vw,2.2rem);font-weight:700;color:var(--text-dark);line-height:1.25}
.section-divider{width:50px;height:3px;margin-top:1rem;border-radius:2px;background:var(--green)}
.section-divider.blue{background:var(--blue)}.section-divider.violet{background:var(--violet)}.section-divider.red{background:var(--red)}
.section-header.centered .section-divider{margin-left:auto;margin-right:auto}

.card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition);overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.card-accent{height:4px;background:var(--green)}
.card-accent.violet{background:var(--violet)}.card-accent.blue{background:var(--blue)}.card-accent.red{background:var(--red)}
.card-body{padding:1.5rem}

.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}

.axis-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:1.75rem;border-left:4px solid var(--green);transition:transform var(--transition),box-shadow var(--transition)}
.axis-card:nth-child(1){border-color:var(--violet)}.axis-card:nth-child(2){border-color:var(--blue)}.axis-card:nth-child(3){border-color:var(--green)}.axis-card:nth-child(4){border-color:var(--red)}
.axis-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.axis-num{font-family:var(--font-serif);font-size:2.5rem;font-weight:700;line-height:1;margin-bottom:.75rem}
.axis-card:nth-child(1) .axis-num{color:rgba(117,0,123,.12)}.axis-card:nth-child(2) .axis-num{color:rgba(0,117,196,.12)}.axis-card:nth-child(3) .axis-num{color:rgba(0,174,7,.12)}.axis-card:nth-child(4) .axis-num{color:rgba(254,37,0,.12)}
.axis-card h3{font-family:var(--font-serif);font-size:1.05rem;font-weight:600;color:var(--text-dark);margin-bottom:.5rem;line-height:1.3}
.axis-card p{font-size:.88rem;color:var(--text-light);line-height:1.6}

.team-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform var(--transition),box-shadow var(--transition);text-align:center}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.team-avatar{width:90px;height:90px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:1.8rem;font-weight:700;color:white;margin:2rem auto 1rem}
.team-name{font-family:var(--font-serif);font-size:1rem;font-weight:600;color:var(--text-dark)}
.team-role{font-size:.8rem;color:var(--violet);font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-top:.25rem}
.team-dept{font-size:.82rem;color:var(--text-light);padding:.5rem 1rem 1.5rem}

.teams-table{width:100%;border-collapse:collapse}
.teams-table th{background:var(--charcoal);color:var(--white);font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.8px;padding:.9rem 1.2rem;text-align:left}
.teams-table td{padding:.9rem 1.2rem;border-bottom:1px solid var(--light-gray);font-size:.9rem;color:var(--text-mid)}
.teams-table tr:last-child td{border-bottom:none}
.teams-table tr:nth-child(even) td{background:var(--light-bg)}
.teams-table tr:hover td{background:rgba(0,174,7,.04)}
.er-badge{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--green);color:white;font-weight:700;font-size:.85rem}

.pub-item{padding:1.5rem;border-left:3px solid var(--light-gray);margin-bottom:1.5rem;transition:border-color var(--transition)}
.pub-item:hover{border-left-color:var(--blue)}
.pub-title{font-family:var(--font-serif);font-size:1rem;font-weight:600;color:var(--blue);text-decoration:none;line-height:1.4;display:block;margin-bottom:.4rem}
.pub-title:hover{color:var(--violet)}
.pub-authors{font-size:.85rem;color:var(--text-mid);margin-bottom:.25rem}
.pub-authors strong{color:var(--charcoal);text-decoration:underline;text-decoration-style:dotted}
.pub-journal{font-size:.82rem;color:var(--text-light);font-style:italic}
.pub-year-badge{display:inline-block;background:var(--blue);color:white;font-size:.7rem;font-weight:700;padding:.15rem .5rem;border-radius:10px;margin-left:.5rem;vertical-align:middle}

.project-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform var(--transition),box-shadow var(--transition)}
.project-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.project-header{background:var(--charcoal);padding:1.2rem 1.5rem;display:flex;align-items:center;justify-content:space-between}
.project-type{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--green);background:rgba(0,174,7,.15);border:1px solid rgba(0,174,7,.3);padding:.2rem .6rem;border-radius:12px}
.project-code{font-size:.72rem;color:rgba(255,255,255,.5);font-family:monospace}
.project-body{padding:1.5rem}
.project-body h3{font-family:var(--font-serif);font-size:.98rem;font-weight:600;color:var(--text-dark);margin-bottom:.75rem;line-height:1.4}
.project-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}
.meta-tag{font-size:.75rem;color:var(--text-light);background:var(--light-bg);padding:.2rem .6rem;border-radius:12px}

.info-box{background:var(--white);border-radius:var(--radius);padding:1.75rem;box-shadow:var(--shadow-sm);border-top:3px solid var(--blue)}
.info-box.green{border-top-color:var(--green)}.info-box.violet{border-top-color:var(--violet)}.info-box.red{border-top-color:var(--red)}
.info-box h3{font-family:var(--font-serif);font-size:1.05rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem}
.info-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.info-list li{font-size:.9rem;color:var(--text-mid);padding-left:1.2rem;position:relative}
.info-list li::before{content:'▸';position:absolute;left:0;color:var(--green);font-size:.8rem}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-info-item{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}
.contact-icon{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;background:var(--light-bg);color:var(--blue)}
.contact-detail h4{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-light);margin-bottom:.2rem}
.contact-detail p,.contact-detail a{font-size:.92rem;color:var(--text-dark);text-decoration:none}
.contact-detail a:hover{color:var(--blue)}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-size:.82rem;font-weight:600;color:var(--text-mid);margin-bottom:.35rem;text-transform:uppercase;letter-spacing:.5px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem 1rem;border:1px solid var(--light-gray);border-radius:var(--radius);font-family:var(--font-sans);font-size:.92rem;color:var(--text-dark);background:var(--white);transition:border-color var(--transition),box-shadow var(--transition)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,117,196,.12)}
.form-group textarea{min-height:130px;resize:vertical}

.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.5rem;border-radius:var(--radius);font-family:var(--font-sans);font-size:.88rem;font-weight:600;text-decoration:none;text-transform:uppercase;letter-spacing:.8px;cursor:pointer;border:none;transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}
.btn-primary{background:var(--green);color:white}
.btn-primary:hover{background:#009906;transform:translateY(-1px);box-shadow:0 4px 16px rgba(0,174,7,.35)}
.btn-outline{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-outline:hover{background:var(--blue);color:white}

footer{background:var(--text-dark);color:rgba(255,255,255,.65);padding:3rem 2rem 0}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem}
.footer-brand .acronym{font-family:var(--font-serif);font-size:1.5rem;font-weight:700;color:var(--green);letter-spacing:2px;display:block;margin-bottom:.5rem}
.footer-brand p{font-size:.85rem;line-height:1.7;margin-top:.75rem;color:rgba(255,255,255,.5)}
.footer-col h4{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--white);margin-bottom:1rem}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:.5rem}
.footer-col ul li a{color:rgba(255,255,255,.5);text-decoration:none;font-size:.88rem;transition:color var(--transition)}
.footer-col ul li a:hover{color:var(--green)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:3rem;padding:1.2rem 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.8rem}
.footer-bottom a{color:var(--green);text-decoration:none}

.page-hero{background:var(--charcoal);padding:4rem 2rem;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 0% 100%,rgba(0,174,7,.15) 0%,transparent 60%),radial-gradient(ellipse at 100% 0%,rgba(0,117,196,.15) 0%,transparent 60%)}
.page-hero-inner{max-width:1200px;margin:0 auto;position:relative}
.breadcrumb{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:rgba(255,255,255,.5);margin-bottom:1rem}
.breadcrumb a{color:rgba(255,255,255,.5);text-decoration:none}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb .sep{color:rgba(255,255,255,.3)}
.breadcrumb .current{color:var(--green)}
.page-hero h1{font-family:var(--font-serif);font-size:clamp(1.5rem,4vw,2.5rem);color:var(--white);font-weight:700;line-height:1.2}
.page-hero p{color:rgba(255,255,255,.6);font-size:1rem;margin-top:.75rem;max-width:600px;font-weight:300}

.equip-tag{display:inline-block;background:var(--light-bg);color:var(--text-mid);font-size:.82rem;padding:.35rem .75rem;border-radius:20px;margin:.2rem;border:1px solid var(--light-gray);transition:background var(--transition),color var(--transition)}
.equip-tag:hover{background:var(--green);color:white;border-color:var(--green)}

.tab-bar{display:flex;gap:.25rem;border-bottom:2px solid var(--light-gray);margin-bottom:2rem;overflow-x:auto}
.tab-btn{padding:.7rem 1.2rem;font-family:var(--font-sans);font-size:.85rem;font-weight:600;color:var(--text-light);background:none;border:none;border-bottom:3px solid transparent;margin-bottom:-2px;cursor:pointer;white-space:nowrap;text-transform:uppercase;letter-spacing:.5px;transition:color var(--transition),border-color var(--transition)}
.tab-btn:hover{color:var(--blue)}
.tab-btn.active{color:var(--blue);border-bottom-color:var(--blue)}
.tab-panel{display:none}
.tab-panel.active{display:block}

.text-center{text-align:center}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-4{margin-bottom:2rem}
.text-light{color:var(--text-light)}.text-sm{font-size:.875rem}

@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeInUp .6s ease forwards}
.fade-in-1{animation-delay:.1s;opacity:0}.fade-in-2{animation-delay:.2s;opacity:0}.fade-in-3{animation-delay:.3s;opacity:0}.fade-in-4{animation-delay:.4s;opacity:0}

@media(max-width:900px){
  nav{display:none;flex-direction:column;position:absolute;top:70px;left:0;right:0;background:var(--charcoal);padding:1rem;gap:.25rem}
  nav.open{display:flex}
  nav a{padding:.6rem 1rem}
  nav a::after{display:none}
  .hamburger{display:flex}
  .footer-inner{grid-template-columns:1fr;gap:2rem}
}
@media(max-width:768px){
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:600px){
  .section{padding:3rem 1.25rem}
  .hero-stats{gap:1.5rem}
}