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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

/* Navbar */
.navbar {
    background-color: #2c3e50;
    color: white;
    padding: 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 24px;
    padding: 15px 0;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 0;
}

.nav-link {
    display: block;
    color: white;
    text-decoration: none;
    padding: 20px 20px;
    transition: background-color 0.3s;
}

.nav-link:hover {
    background-color: #34495e;
}

.nav-logout {
    opacity: 0.75;
    font-size: 13px;
    border-left: 1px solid rgba(255,255,255,0.15);
    margin-left: 4px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
    min-height: calc(100vh - 200px);
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
    font-weight: 500;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
}

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

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

.btn-success:hover {
    background-color: #1e8449;
}

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

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Dashboard */
.dashboard-header {
    margin-bottom: 30px;
}

.dashboard-header h2 {
    font-size: 32px;
    color: #2c3e50;
    margin-bottom: 5px;
}

.dashboard-header p {
    color: #7f8c8d;
    font-size: 14px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.stat-card h3 {
    color: #7f8c8d;
    font-size: 14px;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    color: #3498db;
    margin-bottom: 5px;
}

.stat-label {
    color: #95a5a6;
    font-size: 12px;
}

/* Actions Grid */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: #2c3e50;
    transition: all 0.3s;
}

.action-btn:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.action-btn .icon {
    font-size: 32px;
    margin-bottom: 10px;
}

.action-btn span:last-child {
    font-weight: 500;
}

/* Attendance Section */
.today-attendance {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.today-attendance h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.attendance-list {
    max-height: 400px;
    overflow-y: auto;
}

.attendance-item {
    display: flex;
    justify-content: space-between;
    padding: 10px;
    border-bottom: 1px solid #ecf0f1;
    align-items: center;
}

.attendance-item.present {
    background-color: #d5f4e6;
}

.attendance-item.absent {
    background-color: #fadbd8;
}

.attendance-item .name {
    font-weight: 500;
    flex: 1;
}

.attendance-item .status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.attendance-item.present .status {
    background-color: #27ae60;
    color: white;
}

.attendance-item.absent .status {
    background-color: #e74c3c;
    color: white;
}

.attendance-item .time {
    color: #7f8c8d;
    font-size: 12px;
    min-width: 70px;
    text-align: right;
}

.loading {
    text-align: center;
    color: #95a5a6;
    padding: 20px;
}

.error {
    color: #e74c3c;
    padding: 20px;
    text-align: center;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

thead {
    background-color: #34495e;
    color: white;
}

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

td {
    padding: 12px 15px;
    border-bottom: 1px solid #ecf0f1;
}

tbody tr:hover {
    background-color: #f8f9fa;
}

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

/* Status Badge */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.present {
    background-color: #d5f4e6;
    color: #27ae60;
}

.status-badge.absent {
    background-color: #fadbd8;
    color: #e74c3c;
}

.status-badge.late {
    background-color: #fff3cd;
    color: #d68910;
    font-weight: 700;
}

.status-badge.active {
    background-color: #d5f4e6;
    color: #27ae60;
}

.status-badge.inactive {
    background-color: #ecf0f1;
    color: #95a5a6;
}

/* Modal */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
}

.close {
    position: absolute;
    right: 15px;
    top: 15px;
    font-size: 28px;
    font-weight: bold;
    color: #7f8c8d;
    cursor: pointer;
}

.close:hover {
    color: #2c3e50;
}

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

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #2c3e50;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
    font-size: 14px;
}

input:focus,
select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.3);
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
        gap: 10px;
    }

    .nav-menu {
        width: 100%;
        flex-direction: column;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .actions-grid {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 12px;
    }

    th, td {
        padding: 8px 5px;
    }

    .modal-content {
        max-width: 90%;
    }
}