@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap";:root{--bg:#f8fafc;--bg-card:#fff;--bg-side:#1e293b;--text:#334155;--text-h:#0f172a;--text-side:#e2e8f0;--muted:#64748b;--border:#e2e8f0;--accent:#2563eb;--gold:#d97706;--green:#059669;--red:#dc2626;--purple:#7c3aed;--sidebar-w:250px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,Noto Sans SC,sans-serif;line-height:1.6}#root{min-height:100vh}.app-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-w);background:var(--bg-side);color:var(--text-side);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-logo{border-bottom:1px solid #334155;margin-bottom:8px;padding:20px 24px}.sidebar-logo h1{color:#fff;font-size:20px;font-weight:800}.sidebar-logo .sub{color:#94a3b8;margin-top:4px;font-size:12px}.nav-item{color:#94a3b8;border-left:3px solid #0000;align-items:center;gap:12px;padding:12px 24px;font-size:15px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover{color:#e2e8f0;background:#334155}.nav-item.active{color:#60a5fa;background:#1e293b;border-left-color:#60a5fa}.nav-item .icon{text-align:center;width:26px;font-size:18px}.lang-btn{color:#e2e8f0;cursor:pointer;background:#334155;border:1px solid #475569;border-radius:8px;width:100%;padding:10px 16px;font-size:14px;font-weight:600;transition:all .2s}.lang-btn:hover{background:#475569}.main-content{margin-left:var(--sidebar-w);flex:1;max-width:1100px;padding:32px 40px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;margin-bottom:24px;padding:28px;box-shadow:0 1px 3px #0000000f}.card h2{color:var(--text-h);margin-bottom:16px;font-size:22px;font-weight:700}.grid-2{grid-template-columns:1fr 1fr;gap:24px;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:20px;display:grid}.tag{color:#2563eb;background:#eff6ff;border-radius:12px;margin:2px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-block}.home-hero{text-align:center;color:#fff;background:linear-gradient(135deg,#1e40af,#3b82f6);border-radius:16px;margin-bottom:28px;padding:48px 20px}.home-hero h1{margin-bottom:6px;font-size:40px;font-weight:900}.home-hero .aff{opacity:.9;margin-bottom:10px;font-size:18px}.home-hero p{opacity:.85;max-width:700px;margin:0 auto;font-size:15px;line-height:1.7}.home-hero .links{justify-content:center;gap:12px;margin-top:16px;display:flex}.home-hero .links a{color:#fff;border:1px solid #fff6;border-radius:20px;padding:6px 16px;font-size:13px;text-decoration:none;transition:all .2s}.home-hero .links a:hover{background:#ffffff26}.dir-card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:28px;transition:all .3s}.dir-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001a}.dir-card .num{color:#e2e8f0;float:left;margin-right:16px;font-size:48px;font-weight:900;line-height:1}.dir-card h3{color:var(--text-h);margin-bottom:6px;font-size:18px;font-weight:700}.dir-card .subtitle{color:var(--accent);margin-bottom:10px;font-size:13px;font-weight:600}.dir-card p{color:var(--muted);font-size:14px;line-height:1.7}.dir-card .innovation{color:#92400e;background:#fef3c7;border-left:3px solid #d97706;border-radius:8px;margin-top:14px;padding:12px 16px;font-size:13px;line-height:1.6}.dir-card .keywords{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.research-section{margin-bottom:40px}.research-section h2{color:var(--text-h);border-bottom:3px solid var(--accent);margin-bottom:20px;padding-bottom:10px;font-size:28px;font-weight:800}.pub-item{background:var(--bg-card);border:1px solid var(--border);cursor:pointer;border-radius:12px;margin-bottom:12px;padding:20px 24px;transition:all .2s}.pub-item:hover{border-color:var(--accent);box-shadow:0 2px 8px #00000014}.pub-item .pub-year{color:#fff;background:#2563eb;border-radius:10px;margin-right:8px;padding:2px 10px;font-size:12px;font-weight:700;display:inline-block}.pub-item .pub-journal{color:var(--muted);font-size:12px}.pub-item h3{color:var(--text-h);margin:6px 0;font-size:16px;font-weight:700}.pub-item .pub-doi{color:var(--accent);font-size:12px}.pub-item .pub-highlight{color:#065f46;background:#f0fdf4;border-left:3px solid #059669;border-radius:6px;margin-top:8px;padding:8px 12px;font-size:13px}.pub-item .pub-keywords{flex-wrap:wrap;gap:4px;margin-top:8px;display:flex}.filter-bar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:20px;display:flex}.filter-bar input{border:1px solid var(--border);border-radius:8px;flex:1;min-width:200px;padding:10px 16px;font-family:inherit;font-size:14px}.filter-bar button{border:1px solid var(--border);background:var(--bg-card);cursor:pointer;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:500;transition:all .2s}.filter-bar button:hover{border-color:var(--accent);color:var(--accent)}.filter-bar button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.modal-overlay{z-index:200;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:16px;width:90%;max-width:640px;max-height:80vh;padding:32px;position:relative;overflow-y:auto}.modal .close-btn{cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;display:flex;position:absolute;top:16px;right:16px}.modal h3{margin-bottom:12px;font-size:20px;font-weight:700}.modal .meta{color:var(--muted);margin-bottom:12px;font-size:13px}.modal .abstract{color:var(--text);margin:12px 0;font-size:14px;line-height:1.8}.modal a{color:var(--accent);font-weight:600;text-decoration:none}.gallery-placeholder{text-align:center;border:2px dashed var(--border);background:var(--bg-card);border-radius:16px;padding:80px 40px}.gallery-placeholder .icon{margin-bottom:16px;font-size:64px}.gallery-placeholder h2{color:var(--muted);font-size:24px}.mobile-nav{display:none}@media (width<=768px){.sidebar{display:none}.main-content{margin-left:0;padding:16px 16px 80px}.grid-2,.grid-3{grid-template-columns:1fr}.mobile-nav{z-index:100;background:#1e293b;border-top:1px solid #334155;justify-content:space-around;padding:8px;display:flex;position:fixed;bottom:0;left:0;right:0}.mobile-nav a{color:#94a3b8;text-align:center;padding:4px;font-size:10px;text-decoration:none}.mobile-nav a.active{color:#60a5fa}.mobile-nav a .m-icon{font-size:18px;display:block}.home-hero h1{font-size:26px}}