/* Admin Panel Styles - admin.css */

/* ===================== Variables ===================== */
:root {
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --secondary-color: #764ba2;
    --success-color: #48bb78;
    --danger-color: #f56565;
    --warning-color: #ed8936;
    --info-color: #4299e1;
    --dark-color: #2d3748;
    --light-color: #f7fafc;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: var(--dark-color);
}

/* ===================== Login Screen ===================== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 30px;
    text-align: center;
}

.login-header h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.login-header p {
    opacity: 0.9;
    font-size: 14px;
}

.login-box form {
    padding: 30px;
}

.login-footer {
    padding: 20px;
    text-align: center;
    background: var(--light-color);
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* ===================== Main Layout ===================== */
.main-container {
    display: flex;
    min-height: 100vh;
}

.main-container.hidden {
    display: none;
}

/* ===================== Sidebar ===================== */
.sidebar {
    width: 260px;
    background: white;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.logo h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: white;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    font-size: 12px;
    opacity: 0.9;
    text-transform: uppercase;
}

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

.menu li {
    margin-bottom: 5px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
}

.menu-item:hover {
    background: var(--light-color);
}

.menu-item.active {
    background: linear-gradient(90deg, rgba(102, 126, 234, 0.1), transparent);
    color: var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

.menu-item .icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.menu-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

/* ===================== Content Area ===================== */
.content {
    flex: 1;
    background: #f5f7fa;
    overflow-y: auto;
}

.content-header {
    background: white;
    padding: 20px 30px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.content-header h1 {
    font-size: 24px;
    color: var(--dark-color);
}

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

.content-body {
    padding: 30px;
}

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

.stat-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card h3 {
    color: #718096;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.stat-change {
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.stat-change.positive {
    color: var(--success-color);
}

.stat-change.negative {
    color: var(--danger-color);
}

/* Recent Activity */
.recent-activity {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: var(--shadow-sm);
}

.activity-header {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.activity-list {
    list-style: none;
}

.activity-item {
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    align-items: start;
    gap: 15px;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.activity-icon.user {
    background: rgba(102, 126, 234, 0.1);
}

.activity-icon.job {
    background: rgba(72, 187, 120, 0.1);
}

.activity-icon.client {
    background: rgba(237, 137, 54, 0.1);
}

.activity-content {
    flex: 1;
}

.activity-text {
    font-size: 14px;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.activity-time {
    font-size: 12px;
    color: #a0aec0;
}

/* ===================== Tables ===================== */
.table-container {
    background: white;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

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

.data-table thead {
    background: var(--light-color);
}

.data-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
    font-size: 13px;
    text-transform: uppercase;
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
}

.data-table tr:hover {
    background: #f8f9fa;
}

.table-actions {
    display: flex;
    gap: 5px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

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

/* ===================== Buttons ===================== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--light-color);
    color: var(--dark-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-logout {
    background: transparent;
    color: var(--dark-color);
    width: 100%;
    justify-content: flex-start;
}

.btn-logout:hover {
    background: var(--light-color);
}

/* ===================== Modals ===================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 15px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

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

.modal-header h3 {
    font-size: 20px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #a0aec0;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ===================== Alerts ===================== */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #c6f6d5;
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.alert-error {
    background: #fed7d7;
    color: #742a2a;
    border: 1px solid #fc8181;
}

.alert-info {
    background: #bee3f8;
    color: #2c5282;
    border: 1px solid #90cdf4;
}

/* ===================== Badges ===================== */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-admin {
    background: var(--primary-color);
    color: white;
}

.badge-user {
    background: #cbd5e0;
    color: var(--dark-color);
}

.badge-success {
    background: var(--success-color);
    color: white;
}

.badge-pending {
    background: var(--warning-color);
    color: white;
}

/* ===================== Loading ===================== */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================== Error Messages ===================== */
.error-msg {
    color: var(--danger-color);
    font-size: 13px;
    margin-top: 10px;
    display: none;
}

.error-msg.active {
    display: block;
}

/* ===================== Responsive ===================== */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -260px;
        z-index: 999;
        transition: var(--transition);
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .content {
        margin-left: 0;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .content-header {
        padding: 15px 20px;
    }
    
    .content-body {
        padding: 20px;
    }
}

/* ===================== Utility Classes ===================== */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }

.admin-only {
    display: none;
}

.is-admin .admin-only {
    display: block;
}