*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,sans-serif;background:linear-gradient(135deg,#0c4a6e 0%,#0369a1 100%);min-height:100vh;color:#1e293b;line-height:1.6}
.container{max-width:1200px;margin:0 auto;padding:20px}
header{background:linear-gradient(135deg,#38bdf8,#0ea5e9);padding:35px;border-radius:12px;margin-bottom:30px;box-shadow:0 8px 32px rgba(0,0,0,.2);text-align:center}
header h1{color:#fff;font-size:2.8em;margin-bottom:5px;text-shadow:2px 2px 4px rgba(0,0,0,.2)}
.tagline{color:#e0f2fe;font-size:1.1em;margin-bottom:15px}
nav{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
nav a{color:#fff;text-decoration:none;padding:10px 20px;background:rgba(255,255,255,.15);border-radius:6px;transition:all .3s;backdrop-filter:blur(10px)}
nav a:hover{background:rgba(255,255,255,.25);transform:translateY(-2px)}
.stats-bar{display:flex;gap:20px;justify-content:center;margin-bottom:30px;flex-wrap:wrap}
.stat-box{background:#fff;padding:20px 40px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.1);text-align:center}
.stat-box strong{display:block;font-size:2em;color:#0ea5e9;margin-bottom:5px}
.search-section{background:#fff;padding:20px;border-radius:12px;margin-bottom:30px;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.search-form{display:flex;gap:10px}
.search-form input{flex:1;padding:12px;border:2px solid #e0e0e0;border-radius:6px;font-size:1em}
.search-form input:focus{outline:none;border-color:#0ea5e9}
.search-form button{background:linear-gradient(135deg,#38bdf8,#0ea5e9);color:#fff;padding:12px 24px;border:none;border-radius:6px;font-weight:600;cursor:pointer}
.categories{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px;padding:20px;background:#fff;border-radius:12px}
.cat-btn{background:#f0f9ff;color:#0c4a6e;padding:8px 16px;border-radius:20px;text-decoration:none;font-size:.9em;transition:all .3s;border:2px solid transparent}
.cat-btn:hover,.cat-btn.active{background:linear-gradient(135deg,#38bdf8,#0ea5e9);color:#fff;border-color:#0ea5e9}
.ads-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px;margin-bottom:30px}
.ad-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.1);transition:all .3s}
.ad-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(56,189,248,.3)}
.ad-image{width:100%;height:200px;background-size:cover;background-position:center;background-color:#f0f9ff}
.no-image{display:flex;align-items:center;justify-content:center;font-size:4em;color:#bae6fd}
.ad-content{padding:20px}
.ad-category{color:#0ea5e9;font-size:.85em;margin-bottom:8px;font-weight:600}
.ad-content h3{color:#0c4a6e;margin-bottom:10px;font-size:1.3em}
.ad-price{color:#0ea5e9;font-size:1.5em;font-weight:700;margin-bottom:10px}
.ad-meta{display:flex;gap:15px;margin-bottom:15px;font-size:.9em;color:#64748b;flex-wrap:wrap}
.btn-view{display:block;background:linear-gradient(135deg,#38bdf8,#0ea5e9);color:#fff;padding:10px 20px;border-radius:6px;text-align:center;text-decoration:none;font-weight:600;transition:all .3s}
.btn-view:hover{transform:translateY(-2px);box-shadow:0 4px 15px rgba(56,189,248,.3)}
.box,.detail-box{background:#fff;padding:30px;border-radius:12px;margin-bottom:30px;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.box h2{color:#0c4a6e;margin-bottom:20px;font-size:1.8em}
.note{background:#f0f9ff;border-left:4px solid #0ea5e9;padding:12px;margin-bottom:20px;color:#0c4a6e}
.detail-box{position:relative}
.ad-category-badge{display:inline-block;background:#f0f9ff;color:#0c4a6e;padding:8px 16px;border-radius:20px;font-size:.9em;font-weight:700;margin-bottom:15px}
.detail-box h1{color:#0c4a6e;font-size:2.2em;margin-bottom:15px}
.price-big{font-size:2.5em;color:#0ea5e9;font-weight:700;margin-bottom:20px}
.detail-image{width:100%;max-height:500px;object-fit:cover;border-radius:8px;margin-bottom:25px}
.detail-section{margin-bottom:30px}
.detail-section h3{color:#0c4a6e;margin-bottom:15px;font-size:1.4em}
.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-bottom:30px}
.detail-item{background:#f0f9ff;padding:15px;border-radius:8px;border-left:4px solid #0ea5e9}
.contact-box{background:#f0f9ff;padding:20px;border-radius:8px;border-left:4px solid #0ea5e9}
.contact-box div{margin-bottom:10px}
.contact-box a{color:#0ea5e9;text-decoration:none}
.contact-box a:hover{text-decoration:underline}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:8px;color:#0c4a6e;font-weight:600}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
input[type="text"],input[type="email"],input[type="tel"],input[type="number"],input[type="file"],input[type="password"],textarea,select{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:6px;font-size:1em;transition:all .3s}
input:focus,textarea:focus,select:focus{outline:none;border-color:#0ea5e9;box-shadow:0 0 0 3px rgba(56,189,248,.1)}
textarea{resize:vertical;font-family:inherit}
button,.btn-small,.btn-del{background:linear-gradient(135deg,#38bdf8,#0ea5e9);color:#fff;padding:12px 24px;border:none;border-radius:6px;cursor:pointer;font-size:1em;font-weight:600;transition:all .3s;box-shadow:0 4px 15px rgba(56,189,248,.3)}
button:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(56,189,248,.4)}
.btn-small{padding:6px 12px;font-size:.9em;margin-right:5px}
.btn-del{background:linear-gradient(135deg,#dc2626,#991b1b);box-shadow:0 4px 15px rgba(220,38,38,.3)}
.inline-form{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.inline-form input{flex:1;min-width:150px}
.cat-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}
.cat-pill{background:#f0f9ff;padding:6px 12px;border-radius:20px;font-size:.9em;border:2px solid #bae6fd}
.error{background:#fef2f2;border:2px solid #fca5a5;color:#991b1b;padding:15px;border-radius:8px;margin-bottom:20px;font-weight:500}
.success{background:#f0fdf4;border:2px solid #86efac;color:#166534;padding:15px;border-radius:8px;margin-bottom:20px;font-weight:500}
.alert-box{background:#fef3c7;border:2px solid #fbbf24;color:#78350f;padding:15px;border-radius:8px;margin-bottom:20px;font-weight:500}
.empty{text-align:center;padding:60px 20px;color:#64748b;font-size:1.2em;background:#fff;border-radius:12px}
.empty a{color:#0ea5e9}
table{width:100%;border-collapse:collapse;margin-top:20px}
table th{background:#f0f9ff;color:#0c4a6e;padding:15px;text-align:left;font-weight:600;border-bottom:2px solid #bae6fd}
table td{padding:15px;border-bottom:1px solid #e0e0e0}
table tr:hover{background:#f8fafc}
.badge-on,.badge-pending{padding:4px 12px;border-radius:20px;font-size:.85em;font-weight:600}
.badge-on{background:#dcfce7;color:#166534}
.badge-pending{background:#fef3c7;color:#78350f}
footer{text-align:center;padding:30px;color:#e0f2fe;margin-top:50px}
@media(max-width:768px){
header h1{font-size:2em}
.ads-grid{grid-template-columns:1fr}
.form-row{grid-template-columns:1fr}
.search-form{flex-direction:column}
.stats-bar{flex-direction:column}
}