* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #f5f5f5;
    color: #1a1a1a;
    line-height: 1.6;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: #fff;
    border-right: 1px solid #e5e5e5;
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.sidebar-header {
    padding: 30px 20px;
    border-bottom: 1px solid #e5e5e5;
}

.sidebar-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: #000;
    margin-bottom: 5px;
}

.user-info {
    color: #666;
    font-size: 14px;
}

.nav-menu {
    list-style: none;
    padding: 20px 0;
    flex: 1;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    color: #4a4a4a;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-menu a:hover {
    background: #f8f8f8;
    color: #000;
}

.nav-menu a.active {
    background: #000;
    color: #fff;
}

.nav-menu .icon {
    margin-right: 12px;
    font-size: 18px;
}

.nav-menu .logout {
    color: #dc3545;
}

.nav-menu .logout:hover {
    background: #fff5f5;
}

/* Main Content */
.main-content {
    margin-left: 260px;
    padding: 40px;
    min-height: 100vh;
}

.main-content-login {
    margin-left: 0;
    padding: 0;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.content-header h1 {
    font-size: 32px;
    font-weight: 700;
    color: #000;
}

.content-header p {
    color: #666;
    margin-top: 5px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    margin-bottom: 30px;
    overflow: hidden;
}

.card-header {
    padding: 20px 30px;
    border-bottom: 1px solid #e5e5e5;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: #000;
}

.card-body {
    padding: 30px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    font-size: 40px;
    width: 70px;
    height: 70px;
    background: #f5f5f5;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: #000;
}

.stat-info p {
    color: #666;
    font-size: 14px;
    margin-top: 5px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.form-group input,
.form-group textarea,
.form-group select,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d5d5d5;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #000;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background: #000;
    color: #fff;
}

.btn-primary:hover {
    background: #333;
}

.btn-secondary {
    background: #f5f5f5;
    color: #333;
}

.btn-secondary:hover {
    background: #e5e5e5;
}

.btn-danger {
    background: #dc3545;
    color: #fff;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-success {
    background: #28a745;
    color: #fff;
}

.btn-success:hover {
    background: #218838;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f5f5 0%, #e5e5e5 100%);
    padding: 20px;
}

.login-box {
    background: #fff;
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 480px;
}

.login-box h1 {
    font-size: 28px;
    font-weight: 700;
    color: #000;
    text-align: center;
    margin-bottom: 10px;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

.tab-btn {
    flex: 1;
    padding: 12px;
    background: #f5f5f5;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-btn.active {
    background: #000;
    color: #fff;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Inmuebles Grid */
.inmuebles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.inmueble-card {
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.2s;
}

.inmueble-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.inmueble-header {
    padding: 20px;
    border-bottom: 1px solid #e5e5e5;
}

.inmueble-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #000;
    margin-bottom: 8px;
}

.inmueble-price {
    font-size: 24px;
    font-weight: 700;
    color: #000;
}

.inmueble-body {
    padding: 20px;
}

.inmueble-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 15px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #666;
}

.inmueble-description {
    color: #666;
    font-size: 14px;
    margin-top: 15px;
    line-height: 1.5;
}

.custom-fields {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e5e5e5;
    font-size: 14px;
}

.custom-field-item {
    margin-top: 8px;
}

.field-name {
    font-weight: 500;
    color: #666;
}

.field-value {
    color: #000;
    margin-left: 5px;
}

.inmueble-footer {
    padding: 15px 20px;
    border-top: 1px solid #e5e5e5;
    text-align: right;
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e5e5e5;
}

.table th {
    background: #f8f8f8;
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.table td {
    color: #666;
    font-size: 14px;
}

/* Utilities */
.text-muted {
    color: #999;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    background: #f5f5f5;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state p {
    color: #999;
    margin-bottom: 20px;
    font-size: 16px;
}

/* Two Column Layout */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.plantilla-item {
    padding: 20px;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.plantilla-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.plantilla-fields {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.field-badge {
    display: inline-block;
    padding: 4px 10px;
    background: #f5f5f5;
    border-radius: 4px;
    font-size: 12px;
    color: #666;
}

.filters-form .form-actions {
    justify-content: flex-end;
}

/* Responsive */
@media (max-width: 1024px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding: 20px;
    }

    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .inmuebles-grid {
        grid-template-columns: 1fr;
    }

    .login-box {
        padding: 30px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}