/* Base Styles */
:root {
    --primary: #4a6cf7;
    --primary-dark: #3a5bd9;
    --danger: #e74c3c;
    --danger-dark: #c0392b;
    --success: #2ecc71;
    --warning: #f39c12;
    --dark: #2c3e50;
    --light: #ecf0f1;
    --gray: #95a5a6;
    --light-gray: #f8f9fa;
    --border: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fb;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-dark);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: #f0f0f0;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    transition: all 0.2s ease;
    text-decoration: none;
    gap: 6px;
}

.btn:hover {
    background-color: #e0e0e0;
    border-color: #ccc;
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn.primary {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary-dark);
}

.btn.primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary);
}

.btn.danger {
    background-color: var(--danger);
    color: white;
    border-color: var(--danger-dark);
}

.btn.danger:hover {
    background-color: var(--danger-dark);
    border-color: var(--danger);
}

.btn.small {
    padding: 4px 10px;
    font-size: 13px;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn.small {
    padding: 4px 8px;
    font-size: 12px;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
}

.btn-icon:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--dark);
}

.btn-icon.danger:hover {
    color: var(--danger);
    background-color: rgba(231, 76, 60, 0.1);
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    margin-bottom: 30px;
}

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

.header h1 {
    font-size: 24px;
    font-weight: 500;
    color: var(--dark);
    margin: 0;
}

.header h1 small {
    font-size: 16px;
    color: var(--gray);
    margin-left: 8px;
    font-weight: 400;
}

.header .actions {
    display: flex;
    gap: 10px;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
    border-left: 4px solid var(--gray);
}

.card[data-status="up"] {
    border-left-color: var(--success);
}

.card[data-status="down"] {
    border-left-color: var(--danger);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.card[data-status="up"]:hover {
    box-shadow: 0 8px 20px rgba(46, 204, 113, 0.2);
}

.card[data-status="down"]:hover {
    box-shadow: 0 8px 20px rgba(231, 76, 60, 0.2);
}

.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
}

.card-head .name {
    font-weight: 500;
    font-size: 16px;
    color: var(--dark);
}

.card-head .sub {
    font-size: 13px;
    color: var(--gray);
    margin-top: 2px;
}

.status {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

.status-up {
    background-color: rgba(46, 204, 113, 0.1);
    color: var(--success);
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

.status-down {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger);
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

.status-unknown {
    background-color: rgba(149, 165, 166, 0.1);
    color: var(--gray);
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

.card-body {
    padding: 15px 20px;
}

.metric {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 14px;
}

.metric:last-child {
    margin-bottom: 0;
}

.metric .label {
    color: var(--gray);
}

.card-foot {
    padding: 10px 20px;
    background-color: var(--light-gray);
    border-top: 1px solid var(--border);
    text-align: right;
}

/* Empty State */
.empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
    color: var(--gray);
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

/* Flash Messages */
.flash {
    padding: 12px 20px;
    margin-bottom: 20px;
    border-radius: 4px;
    background-color: #e3f2fd;
    color: #1976d2;
    border-left: 4px solid #1976d2;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.flash.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left-color: #2e7d32;
}

.flash.error {
    background-color: #ffebee;
    color: #c62828;
    border-left-color: #c62828;
}

.flash.warning {
    background-color: #fff8e1;
    color: #ef6c00;
    border-left-color: #ef6c00;
}

/* Admin Styles */
.admin-content {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 30px;
}

.admin h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--dark);
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

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

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

.services-table th,
.services-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.services-table th {
    font-weight: 500;
    color: var(--dark);
    background-color: var(--light-gray);
}

.services-table tr:hover {
    background-color: rgba(0, 0, 0, 0.01);
}

.services-table .actions {
    white-space: nowrap;
}

.services-table .actions button {
    margin-right: 5px;
}

.services-table .actions button:last-child {
    margin-right: 0;
}

.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

/* Forms */
.form-group {
    margin-bottom: 15px;
}

.form-row {
    display: flex;
    gap: 15px;
}

.form-row .form-group {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark);
}

input[type="text"],
input[type="number"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 14px;
    transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(74, 108, 247, 0.2);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

/* 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;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    animation: modalFadeIn 0.3s ease-out;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 18px;
    margin: 0;
    color: var(--dark);
}

.modal-header .close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray);
    transition: color 0.2s;
}

.modal-header .close:hover {
    color: var(--dark);
}

.modal-body {
    padding: 20px;
}

/* Login Page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f5f7fb;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 0 20px;
}

.login-box {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 30px;
    text-align: center;
}

.login-box h1 {
    margin-bottom: 10px;
    color: var(--primary);
}

.login-box h2 {
    margin-bottom: 20px;
    color: var(--dark);
    font-size: 20px;
    font-weight: 400;
}

.login-footer {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .cards {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .header .container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .header .actions {
        width: 100%;
        justify-content: center;
    }
}