.vim-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--gray-200)}.nav-btn{background:var(--gray-100);border:none;padding:8px 20px;border-radius:40px;font-size:0.85rem;font-weight:500;cursor:pointer;transition:all 0.2s;color:var(--gray-700)}.nav-btn:hover{background:var(--gray-200);transform:translateY(-1px)}.nav-btn.active{background:linear-gradient(135deg, var(--primary-color), var(--primary-dark));color:white;box-shadow:0 4px 12px rgba(59,130,246,0.3)}.search-bar{position:relative;margin-bottom:24px}.search-bar i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--gray-400)}#cmdSearch{width:100%;padding:14px 45px 14px 45px;border:1px solid var(--gray-300);border-radius:50px;font-size:0.9rem;background:white;transition:all 0.2s}#cmdSearch:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(59,130,246,0.1)}.clear-search{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:transparent;border:none;color:var(--gray-400);cursor:pointer;font-size:1rem}.clear-search:hover{color:var(--danger-color)}.vim-commands{display:grid;grid-template-columns:repeat(auto-fill, minmax(320px, 1fr));gap:16px;margin-bottom:32px}.cmd-card{background:white;border-radius:16px;border:1px solid var(--gray-200);overflow:hidden;transition:all 0.2s}.cmd-card:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,0.08);border-color:var(--primary-light)}.cmd-header{background:linear-gradient(135deg, #f8fafc, #f1f5f9);padding:12px 16px;border-bottom:1px solid var(--gray-200);display:flex;align-items:center;gap:10px}.cmd-key{font-family:'Fira Code',monospace;font-size:1rem;font-weight:600;color:var(--primary-color);background:white;padding:4px 10px;border-radius:8px;border:1px solid var(--gray-200);box-shadow:0 1px 2px rgba(0,0,0,0.05)}.cmd-title{font-weight:600;color:var(--gray-800);font-size:0.9rem}.cmd-desc{padding:12px 16px;font-size:0.85rem;color:var(--gray-600);line-height:1.5}.cmd-example{padding:8px 16px 12px;border-top:1px solid var(--gray-100);background:var(--gray-50)}.cmd-example span{font-size:0.7rem;color:var(--gray-500);display:block;margin-bottom:6px}.cmd-example code{font-family:'Fira Code',monospace;font-size:0.8rem;background:white;padding:4px 8px;border-radius:6px;color:var(--primary-color)}.vim-tips{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}.tip-card{background:linear-gradient(135deg, #fef3c7, #fffbeb);border-radius:16px;padding:16px 20px;display:flex;gap:16px;align-items:flex-start;border:1px solid #fde68a}.tip-card i{font-size:1.5rem;color:#d97706}.tip-content h4{font-size:0.9rem;margin-bottom:6px;color:#92400e}.tip-content p{font-size:0.8rem;color:#a16207}kbd{background:var(--gray-200);padding:2px 8px;border-radius:6px;font-family:monospace;font-size:0.7rem;box-shadow:0 1px 1px rgba(0,0,0,0.1);margin:0 2px}.empty-state{text-align:center;padding:60px;background:var(--gray-50);border-radius:20px;color:var(--gray-500)}.empty-state i{font-size:48px;margin-bottom:16px;color:var(--gray-400)}@media (max-width:768px){.vim-nav{gap:6px}.nav-btn{padding:6px 14px;font-size:0.75rem}.vim-commands{grid-template-columns:1fr}.vim-tips{grid-template-columns:1fr}}