:root {
    --primary: #3498db;
    --primary-dark: #2980b9;
    --secondary: #2ecc71;
    --danger: #e74c3c;
    --warning: #f39c12;
    --dark: #2c3e50;
    --light: #ecf0f1;
    --gray: #95a5a6;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--dark);
    color: var(--white);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand {
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-brand img {
    height: 40px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-title {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 20px;
    color: rgba(255, 255, 255, 0.7);
}

.nav-menu {
    list-style: none;
}

.nav-item {
    margin-bottom: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s;
    text-decoration: none;
}

.nav-link:hover, .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.nav-link i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.header {
    padding: 15px 20px;
    background-color: var(--white);
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-weight: 500;
}

.content {
    flex: 1;
    padding: 20px;
    background-color: #f5f7fa;
}

/* Cards */
.card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark);
}

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

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.table th, .table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.table th {
    background-color: var(--primary);
    color: var(--white);
    font-weight: 500;
}

.table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.table tr:hover {
    background-color: #f1f1f1;
}

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

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 16px;
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s;
    text-align: center;
    font-size: 16px;
}

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

.btn-sm {
    padding: 5px 10px;
    font-size: 14px;
}

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

.btn-danger:hover {
    background-color: #c0392b;
}

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

.btn-success:hover {
    background-color: #27ae60;
}

/* Alerts */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: var(--border-radius);
}

.alert-success {
    background-color: rgba(46, 204, 113, 0.2);
    color: #27ae60;
    border-left: 4px solid var(--secondary);
}

.alert-danger {
    background-color: rgba(231, 76, 60, 0.2);
    color: #c0392b;
    border-left: 4px solid var(--danger);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 8px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
}

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

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

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

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

/* Activity Cards */
.activity-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s;
    margin-bottom: 20px;
}

.activity-card:hover {
    transform: translateY(-5px);
}

.activity-header {
    padding: 15px;
    background-color: var(--primary);
    color: var(--white);
}

.activity-body {
    padding: 15px;
}

.activity-footer {
    padding: 10px 15px;
    background-color: #f9f9f9;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
    }
    
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .user-info {
        width: 100%;
        justify-content: space-between;
    }
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f5f7fa;
}

.login-card {
    width: 400px;
    padding: 30px;
    border: 2px solid #3498db; /* Border biru */
    border-radius: 10px;
    background-color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.login-header {
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

.login-header img {
    height: 80px;
    margin-bottom: 10px;
}

.login-header h1 {
    color: #2c3e50;
    margin: 10px 0;
}

.login-header p {
    color: #7f8c8d;
    font-size: 14px;
}
/* Tambahan untuk styles.css */
.activity-details {
    margin-bottom: 20px;
}

.detail-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 15px;
}

.detail-item {
    flex: 1;
    min-width: 200px;
}

.detail-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--dark);
}

.inline-form {
    display: inline;
    margin-left: 10px;
}

.activity-categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.category-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s;
}

.category-card:hover {
    transform: translateY(-5px);
}

.category-header {
    padding: 15px;
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
}

.category-body {
    padding: 15px;
}

.category-footer {
    padding: 10px 15px;
    background-color: #f9f9f9;
    border-top: 1px solid #eee;
    text-align: center;
}

.btn-block {
    display: block;
    width: 100%;
    margin-bottom: 10px;
}

.btn-success {
    background-color: #28a745;
}
.btn-success:hover {
    background-color: #218838;
}

.form-text {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #6c757d;
}

.alert {
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 4px;
    border: 1px solid transparent;
}

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

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

.alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}