*{margin:0;padding:0;box-sizing:border-box}:root{--primary-blue:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--bg-light:#f8fafc;--bg-white:#fff;--text-dark:#1e293b;--text-gray:#64748b;--text-light:#94a3b8;--border-color:#e2e8f0;--success:#22c55e;--warning:#f59e0b;--error:#ef4444;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 6px rgba(0,0,0,.1);--shadow-lg:0 10px 25px rgba(0,0,0,.1);--radius-sm:8px;--radius-md:12px;--radius-lg:16px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg-light);color:var(--text-dark);line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;font-family:inherit}input,select,textarea{font-family:inherit;font-size:16px}.page-container{display:flex;min-height:100vh}.sidebar-left,.sidebar-right{width:160px;flex-shrink:0;padding:20px 10px;background:var(--bg-white)}.main-content{flex:1 1;max-width:1200px;margin:0 auto;padding:20px}.ad-banner{background:linear-gradient(135deg,#e2e8f0,#cbd5e1);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--text-gray);font-size:12px;text-align:center;border:2px dashed var(--border-color)}.ad-banner-tall{width:160px;height:600px;position:-webkit-sticky;position:sticky;top:100px}.ad-banner-wide{width:100%;height:90px;margin-bottom:20px}.ad-banner-medium{width:300px;height:250px;margin:20px auto}.header{background:var(--bg-white);border-bottom:1px solid var(--border-color);position:-webkit-sticky;position:sticky;top:0;z-index:100}.header-top{background:var(--primary-blue);padding:8px 20px}.header-top-content{justify-content:space-between;color:#fff;font-size:14px}.header-main,.header-top-content{max-width:1400px;margin:0 auto;display:flex;align-items:center}.header-main{padding:15px 20px;gap:30px}.logo{display:flex;align-items:center;gap:10px}.logo img{height:50px;width:auto}.logo-text{font-size:1.5rem;font-weight:700;color:var(--primary-blue)}.search-bar{flex:1 1;display:flex;gap:10px;max-width:700px}.search-input{flex:1 1;padding:12px 16px;border:2px solid var(--border-color);border-radius:var(--radius-sm);font-size:16px;transition:border-color .2s}.search-input:focus{outline:none;border-color:var(--primary-blue)}.search-btn{background:var(--primary-blue);color:#fff;padding:12px 24px;border-radius:var(--radius-sm);font-weight:600;transition:background .2s}.search-btn:hover{background:var(--primary-dark)}.header-actions{display:flex;align-items:center;gap:15px}.btn{padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;transition:all .2s}.btn-primary{background:var(--primary-blue);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-outline{background:transparent;border:2px solid var(--primary-blue);color:var(--primary-blue)}.btn-outline:hover{background:var(--primary-blue);color:#fff}.btn-success{background:var(--success);color:#fff}.categories-bar{background:var(--bg-white);border-bottom:1px solid var(--border-color);padding:10px 20px}.categories-list{max-width:1400px;margin:0 auto;display:flex;gap:20px;justify-content:center}.category-item{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--radius-sm);color:var(--text-dark);font-weight:500;transition:all .2s}.category-item:hover{background:var(--primary-blue);color:#fff}.category-icon{font-size:1.2rem}.listings-section{padding:20px 0}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:20px;color:var(--text-dark)}.listings-list{display:flex;flex-direction:column;gap:15px}.listing-card{background:var(--bg-white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);display:flex;overflow:hidden;transition:all .2s;border:1px solid var(--border-color)}.listing-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.listing-image{width:280px;height:200px;object-fit:cover;flex-shrink:0;background:var(--bg-light)}.listing-content{flex:1 1;padding:20px;display:flex;flex-direction:column}.listing-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}.listing-title{font-size:1.2rem;font-weight:600;color:var(--text-dark);margin-bottom:5px}.listing-price{font-size:1.4rem;font-weight:700;color:var(--primary-blue)}.listing-location{display:flex;align-items:center;gap:5px;color:var(--text-gray);font-size:14px;margin-bottom:10px}.listing-description{color:var(--text-gray);font-size:14px;flex:1 1;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.listing-footer{display:flex;justify-content:space-between;align-items:center;margin-top:15px;padding-top:15px;border-top:1px solid var(--border-color)}.listing-date{color:var(--text-light);font-size:13px}.listing-badges{display:flex;gap:8px}.badge{padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600}.badge-boost{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}.badge-pro{background:var(--primary-blue);color:#fff}.favorite-btn{background:none;border:none;font-size:1.5rem;color:var(--text-light);cursor:pointer;transition:color .2s}.favorite-btn.active,.favorite-btn:hover{color:var(--error)}.filters-section{background:var(--bg-white);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;box-shadow:var(--shadow-sm)}.filters-row{display:flex;gap:15px;flex-wrap:wrap}.filter-group{flex:1 1;min-width:150px}.filter-label{display:block;font-size:13px;font-weight:600;color:var(--text-gray);margin-bottom:5px}.filter-input,.filter-select{width:100%;padding:10px 12px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-white)}.hero{background:linear-gradient(135deg,var(--primary-blue) 0,var(--primary-dark) 100%);color:#fff;padding:60px 20px;text-align:center;margin-bottom:30px;border-radius:var(--radius-lg)}.hero h1{font-size:2.5rem;margin-bottom:15px}.hero p{font-size:1.2rem;opacity:.9;margin-bottom:30px}.hero-search{max-width:600px;margin:0 auto;display:flex;gap:10px}.hero-search input{flex:1 1;padding:15px 20px}.hero-search button,.hero-search input{border:none;border-radius:var(--radius-sm);font-size:16px}.hero-search button{padding:15px 30px;background:var(--success);color:#fff;font-weight:600}.app-banner{background:linear-gradient(135deg,#1e293b,#334155);color:#fff;padding:20px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:space-between;margin:20px 0}.app-banner-content h3{font-size:1.2rem;margin-bottom:5px}.app-banner-content p{opacity:.8;font-size:14px}.app-banner-buttons{display:flex;gap:10px}.app-store-btn{background:#fff;color:#1e293b;padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;display:flex;align-items:center;gap:8px}.close-banner{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;opacity:.7}.close-banner:hover{opacity:1}.footer{background:#1e293b;color:#fff;padding:50px 20px;margin-top:50px}.footer-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);grid-gap:40px;gap:40px}.footer-section h4{font-size:1.1rem;margin-bottom:20px;color:#fff}.footer-section ul{list-style:none}.footer-section li{margin-bottom:10px}.footer-section a{color:#94a3b8;transition:color .2s}.footer-section a:hover{color:#fff}.footer-bottom{max-width:1200px;margin:40px auto 0;padding-top:30px;border-top:1px solid #334155;display:flex;justify-content:space-between;align-items:center;color:#94a3b8;font-size:14px}.social-links{display:flex;gap:15px}.social-links a{font-size:1.5rem;color:#94a3b8}.social-links a:hover{color:#fff}.free-badge{background:var(--success);color:#fff;padding:5px 15px;border-radius:20px;font-size:14px;font-weight:600}@media (max-width:1200px){.sidebar-left,.sidebar-right{display:none}}@media (max-width:768px){.header-main{flex-direction:column;gap:15px}.search-bar{width:100%;max-width:none}.listing-card{flex-direction:column}.listing-image{width:100%;height:200px}.hero h1{font-size:1.8rem}.hero-search{flex-direction:column}.footer-content{grid-template-columns:repeat(2,1fr)}.app-banner{flex-direction:column;text-align:center;gap:15px}}@media (max-width:480px){.footer-content{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:20px;text-align:center}}