.sidebar{background:linear-gradient(180deg,#0f172a 0%,#111827 100%);color:#fff;width:230px;min-height:100vh;padding:30px 20px;display:flex;flex-direction:column;align-items:center;box-shadow:4px 0 20px #00000026}.sidebar-header{text-align:center;margin-bottom:40px}.sidebar-logo{width:120px;height:120px;object-fit:contain;background:white;border-radius:50%;padding:8px;margin-bottom:18px;border:4px solid rgba(255,255,255,.9);box-shadow:0 10px 25px #00000040,0 0 0 6px #ffffff14}.sidebar-title{color:#e5e7eb;font-size:.95rem;line-height:1.6;font-weight:500}.sidebar-nav{list-style:none;width:100%;padding:0}.sidebar-nav li{margin-bottom:8px}.sidebar-link{display:block;padding:14px 18px;color:#cbd5e1;text-decoration:none;border-radius:12px;font-weight:500;transition:all .3s ease}.sidebar-link:hover{background:rgba(59,130,246,.15);color:#fff;transform:translate(5px)}.sidebar-link.active{background:linear-gradient(135deg,#2563eb,#3b82f6);color:#fff;font-weight:600;box-shadow:0 8px 20px 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768px){.publication-grid{grid-template-columns:1fr}}.publication-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;margin:30px 0 40px}.stat-box{background:#fff;padding:25px;border-radius:16px;text-align:center;box-shadow:0 8px 25px #0000000f}.stat-box h3{font-size:2rem;font-weight:700;color:#2563eb;margin-bottom:6px}.stat-box span{color:#6b7280}.publication-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.publication-number{background:#111827;color:#fff;padding:5px 12px;border-radius:30px;font-size:.8rem;font-weight:600}.publication-journal{color:#2563eb;font-weight:600;margin-bottom:15px}.award-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;margin-bottom:40px}.student-tabs{display:flex;justify-content:center;gap:15px;flex-wrap:wrap;margin-bottom:45px}.student-tab{border:none;background:#ffffff;padding:12px 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#0000001f}.student-name{font-size:1.25rem;font-weight:700;color:#111827;margin-bottom:15px}.student-detail{color:#111827;font-weight:600;margin-bottom:8px}.student-thesis{color:#4b5563;line-height:1.8;margin-bottom:15px}.student-year{display:inline-block;background:#2563eb;color:#fff;padding:6px 14px;border-radius:999px;font-size:.85rem;font-weight:600;margin-top:10px}.apply-section{margin-top:80px;background:linear-gradient(135deg,#f8fafc,#eef4ff);padding:60px;border-radius:25px;text-align:center;box-shadow:0 10px 25px #0000000d}.apply-section h3{font-size:2rem;font-weight:700;color:#111827;margin-bottom:20px}.apply-section p{max-width:850px;margin:auto auto 30px;color:#4b5563;line-height:1.9}.apply-section .btn{padding:12px 30px;font-weight:600;border-radius:10px}.loader-container{position:fixed;top:0;left:0;width:100%;height:100vh;display:flex;justify-content:center;align-items:center;flex-direction:column;background:rgba(255,255,255,.85);z-index:9999}.spinner{width:60px;height:60px;border:6px solid rgba(37,99,235,.2);border-top-color:#2563eb;border-radius:50%;animation:spin .8s linear infinite}.loader-text{margin-top:15px;color:#2563eb;font-weight:500}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 768px){.student-grid{grid-template-columns:1fr}.student-card{padding:22px}.section-title{font-size:1.6rem}.apply-section{padding:35px 20px}.apply-section h3{font-size:1.5rem}.student-tab{width:100%}}