.modern-header-container{padding:1rem 0}.header-top-bar{display:flex;align-items:center;gap:2rem;justify-content:space-between}.header-logo{flex-shrink:0;width:180px}.header-logo img{max-width:100%;height:auto}.header-search-wrapper{flex:1;max-width:700px;position:relative}.search-input-container{position:relative;display:flex;align-items:center;background:#fff;border:2px solid #E5E7EB;border-radius:50px;padding:.5rem 1rem;transition:all .3s ease;box-shadow:0 2px 8px #0000000d}.search-input-container:focus-within{border-color:#f7931e;box-shadow:0 4px 12px #f7931e26}.search-icon{color:#6b7280;margin-right:.75rem;flex-shrink:0}.main-search-input{flex:1;border:none;outline:none;font-size:1rem;padding:.5rem 0;background:transparent;color:#1f2937}.main-search-input::placeholder{color:#9ca3af}.filter-toggle-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#f3f4f6;border:none;border-radius:25px;font-size:.875rem;font-weight:500;color:#374151;cursor:pointer;transition:all .2s ease;white-space:nowrap;flex-shrink:0}.filter-toggle-btn:hover{background:#e5e7eb}.filter-toggle-btn.active{background:#f7931e;color:#fff}.filter-toggle-btn svg{width:16px;height:16px}.search-results-dropdown{position:absolute;top:calc(100% + .5rem);left:0;right:0;background:#fff;border:1px solid #E5E7EB;border-radius:16px;box-shadow:0 10px 40px #0000001a;max-height:500px;overflow-y:auto;z-index:1000}.search-results-content{padding:1rem}.search-loading{display:flex;justify-content:center;align-items:center;padding:2rem}.search-empty{text-align:center;padding:2rem;color:#6b7280}.search-results-list{display:flex;flex-direction:column;gap:.5rem}.search-result-item{display:flex;align-items:center;gap:1rem;padding:.75rem;border-radius:8px;cursor:pointer;transition:background-color .2s ease;text-decoration:none;color:inherit}.search-result-item:hover{background-color:#f9fafb}.search-result-image{width:60px;height:60px;border-radius:8px;object-fit:cover;flex-shrink:0}.search-result-info{flex:1}.search-result-title{font-weight:600;color:#1f2937;margin-bottom:.25rem}.search-result-meta{font-size:.875rem;color:#6b7280}.search-result-price{font-weight:700;color:#f7931e;font-size:1rem}.filters-dropdown{position:absolute;top:calc(100% + .5rem);right:0;background:#fff;border:1px solid #E5E7EB;border-radius:16px;box-shadow:0 10px 40px #0000001a;padding:1.5rem;min-width:320px;z-index:1000}.filter-group{margin-bottom:1rem}.filter-group:last-child{margin-bottom:0}.filter-group label{display:block;font-weight:600;color:#374151;margin-bottom:.5rem;font-size:.875rem}.filter-select{width:100%;padding:.625rem 1rem;border:1px solid #D1D5DB;border-radius:8px;font-size:.875rem;color:#1f2937;background-color:#fff;cursor:pointer;transition:all .2s ease}.filter-select:focus{outline:none;border-color:#f7931e;box-shadow:0 0 0 3px #f7931e1a}.header-actions{display:flex;align-items:center;gap:1rem;flex-shrink:0}.action-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;border-radius:25px;font-weight:600;font-size:.875rem;text-decoration:none;transition:all .3s ease;white-space:nowrap}.submit-ad-btn{background:#f7931e;color:#fff;box-shadow:0 2px 8px #f7931e4d}.submit-ad-btn:hover{background:#e87e0a;transform:translateY(-2px);box-shadow:0 4px 12px #f7931e66;color:#fff}.submit-ad-btn svg{width:18px;height:18px}.user-account-btn{background:#fff;color:#1f2937;border:2px solid #E5E7EB}.user-account-btn:hover{border-color:#f7931e;color:#f7931e}.user-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover}.user-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 1200px){.header-top-bar{gap:1rem}.header-search-wrapper{max-width:500px}.action-btn span{display:none}.action-btn{padding:.75rem}.user-account-btn .user-name{display:none}}@media (max-width: 870px){.desktop-header{display:none}}@media (min-width: 871px){.mobile-menu-header{display:none}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.search-results-dropdown,.filters-dropdown{animation:slideDown .2s ease-out}.search-results-dropdown::-webkit-scrollbar{width:6px}.search-results-dropdown::-webkit-scrollbar-track{background:#f3f4f6;border-radius:10px}.search-results-dropdown::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:10px}.search-results-dropdown::-webkit-scrollbar-thumb:hover{background:#9ca3af}