/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

/* Login Screen Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 2rem;
}

.login-header i {
    color: #667eea;
    margin-right: 0.5rem;
}

.login-header p {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-group {
    position: relative;
}

.input-group i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #bdc3c7;
}

.input-group input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #ecf0f1;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: #667eea;
}

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1rem 0;
}

.checkbox-container {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
}

.checkbox-container input {
    margin-right: 0.5rem;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
}

/* Main Application Styles */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header Styles */
.app-header {
    background: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #2c3e50;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.menu-toggle:hover {
    background: #ecf0f1;
}

.app-title {
    color: #2c3e50;
    font-size: 1.5rem;
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notification-btn {
    position: relative;
    padding: 0.5rem;
    cursor: pointer;
    color: #7f8c8d;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

.notification-btn:hover {
    color: #2c3e50;
}

.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: #e74c3c;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-profile {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.user-profile:hover {
    background: #ecf0f1;
}

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

.user-name {
    font-weight: 500;
    color: #2c3e50;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-radius: 8px;
    padding: 0.5rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.user-profile:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    color: #2c3e50;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.user-dropdown a:hover {
    background: #ecf0f1;
}

/* App Body Layout */
.app-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Sidebar Styles */
.sidebar {
    width: 250px;
    background: #2c3e50;
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.sidebar.collapsed {
    transform: translateX(-100%);
}

.sidebar-content {
    padding: 1rem 0;
}

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

.nav-item {
    margin: 0.25rem 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: #bdc3c7;
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.nav-link:hover,
.nav-item.active .nav-link {
    background: #34495e;
    color: white;
    border-left-color: #3498db;
}

.nav-link i {
    font-size: 1.1rem;
    width: 20px;
}

/* Main Content Styles */
.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    background: #f8fafc;
}

/* Module Styles */
.module {
    display: none;
}

.module.active {
    display: block;
}

.module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.module-header h2 {
    color: #2c3e50;
    font-size: 2rem;
    font-weight: 600;
}

.current-date {
    color: #7f8c8d;
    font-size: 1rem;
}

/* Dashboard Styles */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    background: #3498db;
}

.stat-icon.present {
    background: #27ae60;
}

.stat-icon.leave {
    background: #f39c12;
}

.stat-icon.pending {
    background: #e74c3c;
}

.stat-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.25rem;
}

.stat-content p {
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Quick Actions */
.quick-actions {
    margin-bottom: 2rem;
}

.quick-actions h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.action-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.action-btn {
    background: white;
    border: 2px solid #ecf0f1;
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    font-weight: 500;
    color: #2c3e50;
}

.action-btn:hover {
    border-color: #3498db;
    background: #f8fafc;
    transform: translateY(-2px);
}

.action-btn i {
    font-size: 1.2rem;
    color: #3498db;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.dashboard-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.dashboard-card h3 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #ecf0f1;
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.activity-item:hover {
    background: #f8fafc;
}

.activity-item i {
    color: #27ae60;
    font-size: 1.1rem;
}

.activity-item div p {
    color: #2c3e50;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.activity-item div span {
    color: #7f8c8d;
    font-size: 0.85rem;
}

/* Announcement List */
.announcement-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.announcement-item h4 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.announcement-item p {
    color: #7f8c8d;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.announcement-item span {
    color: #95a5a6;
    font-size: 0.8rem;
}

/* Profile Styles */
.profile-container {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.profile-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    color: white;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid white;
    object-fit: cover;
}

.profile-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.profile-info p {
    margin-bottom: 0.25rem;
    opacity: 0.9;
}

.emp-id {
    background: rgba(255,255,255,0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    display: inline-block;
    margin-top: 0.5rem;
}

.profile-details {
    padding: 2rem;
}

.detail-section {
    margin-bottom: 2rem;
}

.detail-section h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #ecf0f1;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-item label {
    color: #7f8c8d;
    font-size: 0.9rem;
    font-weight: 500;
}

.detail-item span {
    color: #2c3e50;
    font-weight: 500;
}

/* Attendance Styles */
.attendance-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.clock-section {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.clock-status {
    text-align: center;
    margin-bottom: 2rem;
}

.status-card {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.status-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.status-card .time {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.clock-actions {
    display: flex;
    justify-content: center;
}

.clock-btn {
    background: #e74c3c;
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.clock-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
}

.today-summary {
    margin-top: 2rem;
}

.today-summary h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    text-align: center;
}

.summary-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 8px;
}

.summary-item label {
    color: #7f8c8d;
    font-weight: 500;
}

.summary-item span {
    color: #2c3e50;
    font-weight: 600;
}

.status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

.status.absent {
    background: #ffeaea;
    color: #e74c3c;
}

.status.late {
    background: #fff3cd;
    color: #f39c12;
}

/* Attendance History */
.attendance-history {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.attendance-history h4 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.attendance-table {
    overflow-x: auto;
}

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

.attendance-table th,
.attendance-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ecf0f1;
}

.attendance-table th {
    background: #f8fafc;
    color: #2c3e50;
    font-weight: 600;
    font-size: 0.9rem;
}

.attendance-table td {
    color: #2c3e50;
    font-size: 0.9rem;
}

/* Leave Management Styles */
.leave-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.leave-balance {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.leave-balance h4 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.balance-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.balance-card {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.balance-card h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.balance-card p {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.balance-card span {
    font-size: 0.85rem;
    opacity: 0.8;
}

.leave-applications {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.leave-applications h4 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.application-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.application-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border: 1px solid #ecf0f1;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.application-item:hover {
    border-color: #3498db;
    background: #f8fafc;
}

.application-info h5 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.application-info p {
    color: #7f8c8d;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.leave-type {
    background: #ecf0f1;
    color: #2c3e50;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.status.approved {
    background: #d5f4e6;
    color: #27ae60;
}

.status.pending {
    background: #fff3cd;
    color: #f39c12;
}

.status.rejected {
    background: #ffeaea;
    color: #e74c3c;
}

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

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #ecf0f1;
}

.modal-header h3 {
    color: #2c3e50;
    font-size: 1.3rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #7f8c8d;
    padding: 0.25rem;
}

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

/* Form Styles */
.leave-form {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ecf0f1;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

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

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #ecf0f1;
}

/* Button Styles */
.btn-primary {
    background: #3498db;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #95a5a6;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: #7f8c8d;
    transform: translateY(-2px);
}

/* Payroll Styles */
.payroll-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.payslip-summary {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.salary-card {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}

.salary-card h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.salary-card h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.salary-card p {
    opacity: 0.8;
}

.salary-breakdown {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-radius: 8px;
}

.breakdown-item.earnings {
    background: #d5f4e6;
}

.breakdown-item.deductions {
    background: #ffeaea;
}

.breakdown-item h5 {
    color: #2c3e50;
    font-size: 1rem;
}

.breakdown-item span {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
}

.payslip-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.details-section {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.details-section h4 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #ecf0f1;
}

.details