* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #f5f5f5;
    color: #333;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
header {
    background: #fff;
    border-bottom: 1px solid #ddd;
    padding: 20px 0;
    margin-bottom: 30px;
}
h1 {
    font-size: 28px;
    color: #222;
}
.btn {
    display: inline-block;
    padding: 10px 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
}
.btn:hover {
    background: #0056b3;
}
.btn-danger {
    background: #dc3545;
}
.btn-danger:hover {
    background: #c82333;
}
.btn-secondary {
    background: #6c757d;
}
.btn-secondary:hover {
    background: #5a6268;
}
.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}
.card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.card h2 {
    margin-bottom: 20px;
    color: #222;
    font-size: 18px;
}
.form-group {
    margin-bottom: 15px;
}
label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}
input[type="text"],
textarea,
select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}
textarea {
    resize: vertical;
    min-height: 100px;
}
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}
th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}
th {
    background: #f8f9fa;
    font-weight: 600;
    font-size: 13px;
    color: #666;
}
td {
    font-size: 14px;
}
.actions {
    display: flex;
    gap: 10px;
}
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}
.status-draft {
    background: #ffc107;
    color: #000;
}
.status-active {
    background: #28a745;
    color: white;
}
.status-sold {
    background: #17a2b8;
    color: white;
}
.status-on-hold {
    background: #fd7e14;
    color: white;
}
.nav-link {
    color: #007bff;
    text-decoration: none;
    font-size: 14px;
}
.nav-link:hover {
    text-decoration: underline;
}
.price {
    font-weight: 500;
    color: #28a745;
}