.professor-detail-section{padding:var(--space-16) 0;background:var(--color-bg-primary)}.professor-detail{max-width:1000px;margin:0 auto}.professor-header-section{display:flex;gap:var(--space-12);margin-bottom:var(--space-16);padding:var(--space-8);background:white;border-radius:var(--border-radius-xl);box-shadow:0 10px 30px rgba(0,0,0,0.1)}.professor-image-large{width:200px;height:250px;flex-shrink:0}.professor-photo{width:100%;height:100%;object-fit:cover;border-radius:var(--border-radius-lg)}.professor-placeholder-large{width:100%;height:100%;background:var(--color-gray-100);display:flex;align-items:center;justify-content:center;border-radius:var(--border-radius-lg);font-size:4rem;color:var(--color-gray-400)}.professor-basic-info{flex:1}.professor-name-large{font-size:2.5rem;font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin:0 0 var(--space-2)}.professor-name-korean{font-size:1.5rem;font-weight:var(--font-weight-medium);color:var(--color-gray-600);margin:0 0 var(--space-4)}.professor-title-large{font-size:1.25rem;color:var(--color-primary);font-weight:var(--font-weight-medium);margin:0 0 var(--space-6)}.contact-info-large{display:flex;flex-direction:column;gap:var(--space-3)}.contact-item-large{display:flex;align-items:center;gap:var(--space-3);font-size:0.95rem}.contact-item-large i{width:20px;color:var(--color-primary)}.contact-label{font-weight:var(--font-weight-medium);color:var(--color-text-secondary)}.contact-item-large a{color:var(--color-primary);text-decoration:none}.contact-item-large a:hover{text-decoration:underline}.professor-content-sections{display:flex;flex-direction:column;gap:var(--space-8)}.detail-section{background:white;padding:var(--space-8);border-radius:var(--border-radius-xl);box-shadow:0 4px 15px rgba(0,0,0,0.05)}.detail-section .section-title{display:flex;align-items:center;gap:var(--space-3);font-size:1.5rem;font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--space-6);padding-bottom:var(--space-3);border-bottom:2px solid var(--color-gray-100)}.detail-section .section-title i{color:var(--color-primary)}.section-content{font-size:1rem;line-height:1.7;color:var(--color-text-secondary)}.external-links{display:flex;flex-wrap:wrap;gap:var(--space-4)}.external-link{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:var(--color-gray-50);border-radius:var(--border-radius-lg);text-decoration:none;color:var(--color-text-primary);transition:all var(--transition-fast);border:1px solid var(--color-gray-200)}.external-link:hover{background:var(--color-primary);color:white;transform:translateY(-2px)}.external-link i{font-size:1.1rem}.professor-navigation{margin-top:var(--space-12);text-align:center}.professor-navigation .nav-link{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);background:var(--color-primary);color:white;text-decoration:none;border-radius:var(--border-radius-lg);font-weight:var(--font-weight-medium);transition:all var(--transition-fast)}.professor-navigation .nav-link:hover{background:var(--color-primary-dark);transform:translateY(-2px)}@media (max-width:768px){.professor-header-section{flex-direction:column;text-align:center}.professor-image-large{width:150px;height:200px;margin:0 auto}.professor-name-large{font-size:2rem}.contact-info-large{align-items:center}}.professors-section{padding:var(--space-20) 0;background:var(--color-bg-secondary)}.professors-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:var(--space-12);max-width:1400px;margin:0 auto}.professor-profile{padding:var(--space-6);display:flex;gap:var(--space-8)}.professor-card{background:white;border-radius:var(--border-radius-xl);overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,0.1);transition:all var(--transition-smooth);position:relative;border:1px solid var(--color-gray-100)}.professor-image-wrapper{width:250px;height:350px;display:flex;align-items:center;justify-content:center}.professor-card:hover{transform:translateY(-12px);box-shadow:0 25px 60px rgba(0,0,0,0.2);border-color:var(--color-primary)}.professor-image img{width:100%;height:100%;object-fit:cover}.professor-placeholder{display:flex;align-items:center;justify-content:center;height:100%;width:100%;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:white}.professor-placeholder i{font-size:6rem;opacity:0.8}.image-overlay{position:absolute;bottom:0;left:0;right:0;height:100px;pointer-events:none}.contact-item-title{font-size:0.95rem;font-weight:500;color:var(--color-gray-700);margin-right:var(--space-2)}.professor-info{padding:var(--space-6)}.professor-header{margin-bottom:var(--space-8);text-align:center;position:relative}.professor-name{font-size:2rem;font-weight:700;color:var(--color-gray-900);margin-bottom:var(--space-2);line-height:1.2}.professor-name a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}.professor-name a:hover{color:var(--color-primary)}.professor-title{font-size:1.25rem;font-weight:600;color:var(--color-primary);margin:0;position:relative}.professor-title::after{content:'';position:absolute;bottom:-12px;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--color-accent) 0%,var(--color-secondary) 100%);border-radius:2px}.section-title{font-size:1.5rem;font-weight:700;color:var(--color-gray-800);margin-bottom:var(--space-4);position:relative;padding-left:var(--space-6)}.contact-section{margin-bottom:var(--space-8)}.contact-list{display:flex;flex-direction:column;gap:var(--space-3)}.contact-item{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);background:var(--color-bg-secondary);border-radius:var(--border-radius-md);transition:all var(--transition-ease)}.contact-item:hover{background:var(--color-primary);color:white;transform:translateX(8px)}.contact-item i{width:20px;text-align:center;color:var(--color-primary);transition:color var(--transition-ease)}.contact-item:hover i{color:white}.contact-item span{font-weight:500;font-size:0.95rem}.professor-content{display:flex;flex-direction:column;text-align:left;align-items:flex-start}.info-section{margin-bottom:var(--space-8)}.info-tags{display:flex;flex-wrap:wrap;gap:var(--space-3)}.info-tag{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:white;padding:var(--space-2) var(--space-4);border-radius:var(--border-radius-full);font-size:0.875rem;font-weight:600;text-transform:uppercase;letter-spacing:0;box-shadow:0 2px 8px rgba(0,0,0,0.15);transition:all var(--transition-ease)}.info-tag:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.25)}.info-section{margin-bottom:var(--space-8);display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}.info-content{background:var(--color-bg-secondary);padding:var(--space-6);border-radius:var(--border-radius-lg);border-left:4px solid var(--color-accent);line-height:1.7;color:var(--color-gray-700)}.links-section{margin-bottom:var(--space-6)}.links-list{display:flex;flex-wrap:wrap;gap:var(--space-4)}.link-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-5);background:white;border:2px solid var(--color-gray-200);border-radius:var(--border-radius-lg);color:var(--color-gray-700);text-decoration:none;font-weight:600;transition:all var(--transition-ease);position:relative;overflow:hidden}.back-section{padding:var(--space-16) 0;background:white}.back-link-wrapper{text-align:center}.back-link{display:inline-flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-8);background:var(--color-gray-100);border:2px solid var(--color-gray-200);border-radius:var(--border-radius-lg);color:var(--color-gray-700);text-decoration:none;font-weight:600;font-size:1.125rem;transition:all var(--transition-ease);position:relative;overflow:hidden}.back-link::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-accent) 100%);transition:left var(--transition-smooth);z-index:-1}.back-link:hover::before{left:0}.back-link:hover{color:white;border-color:var(--color-primary);transform:translateY(-3px);box-shadow:0 8px 25px rgba(0,0,0,0.15)}.back-link i{transition:transform var(--transition-ease)}.back-link:hover i{transform:translateX(-4px)}.empty-state{text-align:center;padding:var(--space-20);color:var(--color-gray-600)}.empty-icon{font-size:5rem;color:var(--color-gray-300);margin-bottom:var(--space-8)}.empty-state h3{font-size:2rem;font-weight:700;color:var(--color-gray-700);margin-bottom:var(--space-4)}.empty-state p{font-size:1.125rem;line-height:1.6;max-width:600px;margin:0 auto}@media (max-width:1024px){.professors-grid{grid-template-columns:1fr;gap:var(--space-10);max-width:800px}}@media (max-width:768px){.professors-section{padding:var(--space-16) 0}.professor-card{margin:0 var(--space-4)}.professor-image{height:300px}.professor-info{padding:var(--space-8)}.professor-name{font-size:2rem}.professor-title{font-size:1.25rem}.links-list{flex-direction:column}.link-item{justify-content:center}.research-tags{justify-content:center}}@media (max-width:480px){.professors-grid{gap:var(--space-8)}.professor-card{margin:0 var(--space-2)}.professor-info{padding:var(--space-6)}}.external-link:hover,.professor-navigation .nav-link:hover,.professor-card:hover,.contact-item:hover,.info-tag:hover,.back-link:hover,.back-link:hover i{transform:none}