:root {
    --primary: #2c3e50;
    --secondary: #34495e;
    --accent: #e67e22;
    --background: #ecf0f1;
    --text-color: #333;
    --success: #27ae60;
    --danger: #c0392b;
}

body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    background-color: var(--background);
    color: var(--text-color);
    display: flex;
}

.sidebar {
    width: 250px;
    background-color: var(--primary);
    color: white;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
    transition: all 0.3s ease;
    z-index: 1000;
}

.sidebar.collapsed {
    margin-left: -250px;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    background-color: var(--secondary);
}

.sidebar-header h2 {
    margin: 0;
    font-size: 1.5em;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li a {
    display: block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    transition: background-color 0.3s;
}

.sidebar-menu li a:hover {
    background-color: var(--accent);
}

.sidebar-menu li a i {
    margin-right: 10px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid #ccc;
    background-color: var(--background);
    position: fixed;
    top: 0;
    right: 0;
    left: 250px;
    z-index: 999;
    transition: all 0.3s ease;
}

.main-content.expanded header {
    left: 0;
}

.main-content {
    margin-left: 250px;
    flex-grow: 1;
    padding: 20px;
    padding-top: 110px;
    transition: all 0.3s ease;
}

.main-content.expanded {
    margin-left: 0;
}

#sidebarCollapse {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    margin-right: 15px;
}

#sidebarCollapse:hover {
    color: var(--accent);
}

.header-title h1 {
    margin: 0;
    font-size: 2em;
}

.header-title p {
    margin: 0;
    color: #777;
}

.user-info {
    text-align: right;
}

.card {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
}

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

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

th {
    background-color: var(--secondary);
    color: white;
}

tbody tr:hover {
    background-color: #f5f5f5;
}

.btn-success {
    background-color: var(--success);
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
}

.btn-danger {
    background-color: var(--danger);
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
}

.card-controls-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.add-service-form-container {
    margin-bottom: 20px;
    background-color: #f8f9fa;
}

.form-padding {
    padding: 20px;
}

.form-grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.form-submit-button {
    margin-top: 20px;
    width: 100%;
}

.table-total-cell {
    font-weight: bold;
}

.empty-table-message {
    text-align: center;
    padding: 30px;
    color: #999;
}

.form-control-style {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
}
.tab-button {
    background-color: #f1f1f1;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 10px 20px;
    transition: 0.3s;
    font-size: 16px;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    margin-right: 5px;
}
.tab-button:hover {
    background-color: #ddd;
}
.tab-button.active {
    background-color: var(--primary);
    color: white;
    border-bottom: 3px solid var(--primary);
}
.tab-content {
    display: none;
    padding: 20px;
}
.tab-content.active {
    display: block;
}
.btn-sm {
    padding: 5px 10px;
    font-size: 0.8em;
    border-radius: 4px;
    text-decoration: none;
    color: white;
    margin-right: 5px;
}
.btn-success {
    background-color: #28a745;
}
.btn-danger {
    background-color: #dc3545;
}

.btn-confirm {
    background-color: var(--success);
    color: white;
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9em;
    margin-right: 5px;
}

.btn-delete {
    background-color: var(--danger);
    color: white;
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9em;
}

/* Login Page Styles */
.login-body {
    background-color: var(--background);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-container h2 {
    margin-bottom: 20px;
    color: var(--text-color);
}

.login-container .form-group {
    margin-bottom: 15px;
    text-align: left;
}

.login-container .form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-color);
}

.login-container .form-group input[type="text"],
.login-container .form-group input[type="password"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #dddddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    margin-top: 10px;
}

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

.login-container .alert {
    margin-top: 20px;
    padding: 10px;
    border-radius: 4px;
    font-size: 0.9em;
}

.login-container .alert-danger {
    background-color: var(--danger);
    color: white;
    border: 1px solid var(--danger);
}

.upload-form {
    display: flex;
    align-items: center;
    gap: 5px;
}

.upload-form input[type="file"] {
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    position: absolute;
    z-index: -1;
}

.upload-form input[type="file"] + label {
    background-color: #007bff; /* A nice blue for upload */
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    transition: background-color 0.3s ease;
}

.upload-form input[type="file"] + label:hover {
    background-color: #0056b3;
}

.btn-download {
    background-color: #6c757d; /* A neutral grey for download */
    color: white;
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9em;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: background-color 0.3s ease;
}

.btn-download:hover {
    background-color: #5a6268;
}

.summary-card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.summary-card {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.summary-card .summary-number {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--primary);
    margin-bottom: 5px;
}

.summary-card .summary-label {
    font-size: 1em;
    color: #777;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 10% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5em;
    color: var(--primary);
}

.close-modal {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

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

.modal-footer {
    margin-top: 20px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.btn-toggle-info {
    background-color: var(--accent);
    color: white;
    padding: 5px 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8em;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.info-content {
    display: block;
    margin-top: 5px;
    padding: 5px;
    background: #f9f9f9;
    border-radius: 4px;
    border-left: 3px solid var(--accent);
}