/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f0f2f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 24px;
    font-weight: 600;
}

.overall-status {
    font-size: 18px;
}

/* Main Content */
.main {
    padding: 30px 0;
}

.section {
    background: white;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.section h2 {
    margin-bottom: 20px;
    color: #2d3748;
    font-size: 20px;
    font-weight: 600;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.section-header h2 {
    margin-bottom: 0;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.up {
    background-color: #44ff44;
    color: #1a5e1a;
}

.status-badge.down {
    background-color: #ff4444;
    color: #ffffff;
}

.status-badge.error, .status-badge.timeout {
    background-color: #ffaa44;
    color: #663d00;
}

.status-badge.unknown {
    background-color: #ccc;
    color: #666;
}

/* Service Cards */
.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.service-card {
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
}

.service-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.service-card.up {
    border-color: #44ff44;
}

.service-card.down {
    border-color: #ff4444;
}

.service-card.error, .service-card.timeout {
    border-color: #ffaa44;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-header h3 {
    font-size: 18px;
    color: #2d3748;
    text-transform: capitalize;
}

.card-body {
    color: #4a5568;
}

.info-line {
    margin: 8px 0;
    font-size: 14px;
}

.info-line strong {
    color: #2d3748;
}

/* Heartbeat Info */
.heartbeat-info {
    background-color: #f7fafc;
    padding: 20px;
    border-radius: 8px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 600;
    color: #2d3748;
}

.info-value {
    color: #4a5568;
}

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

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

thead {
    background-color: #f7fafc;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

th {
    font-weight: 600;
    color: #2d3748;
    font-size: 14px;
}

td {
    color: #4a5568;
}

tbody tr:hover {
    background-color: #f7fafc;
}

td.loading {
    text-align: center;
    padding: 30px;
    color: #a0aec0;
}

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #2d3748;
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="email"],
.form-group input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: #718096;
    font-size: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 25px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background-color: #667eea;
    color: white;
}

.btn-primary:hover {
    background-color: #5568d3;
}

.btn-secondary {
    background-color: #e2e8f0;
    color: #2d3748;
}

.btn-secondary:hover {
    background-color: #cbd5e0;
}

.btn-danger {
    background-color: #ff4444;
    color: white;
    padding: 6px 12px;
    font-size: 13px;
}

.btn-danger:hover {
    background-color: #cc0000;
}

.btn-edit {
    background-color: #667eea;
    color: white;
    padding: 6px 12px;
    font-size: 13px;
    margin-right: 5px;
}

.btn-edit:hover {
    background-color: #5568d3;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    animation: fadeIn 0.2s ease-out;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.modal-header h3 {
    margin: 0;
    color: #2d3748;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #a0aec0;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: #4a5568;
}

.modal-body {
    padding: 20px;
}

/* Footer */
.footer {
    background: white;
    padding: 20px 0;
    margin-top: 30px;
    border-top: 1px solid #e2e8f0;
    text-align: center;
    color: #718096;
    font-size: 14px;
}

/* Toggle Switch */
.toggle-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    cursor: pointer;
    user-select: none;
}

.toggle-label span {
    font-weight: 500;
    color: #2d3748;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #cbd5e0;
    border-radius: 26px;
    transition: 0.3s;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch input:checked + .toggle-slider {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.toggle-switch input:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
}

.form-help {
    display: block;
    margin-top: 6px;
    color: #718096;
    font-size: 13px;
    line-height: 1.4;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading State */
.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .service-cards {
        grid-template-columns: 1fr;
    }

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

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

    .btn {
        width: 100%;
    }

    table {
        font-size: 13px;
    }

    th, td {
        padding: 8px;
    }
}