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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

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

.nav-user {
    color: #ecf0f1;
    padding: 0.5rem 1rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

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

.login-box {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

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

.login-box h2 {
    color: #7f8c8d;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.login-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: #7f8c8d;
    text-align: center;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.login-box .form-group {
    margin-bottom: 1.75rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.95rem;
}

.login-box .form-group label {
    font-size: 1rem;
    margin-bottom: 0.875rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #fff;
    color: #333;
    min-height: 48px;
}

.form-control:hover {
    border-color: #b0b0b0;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
    background-color: #fafafa;
}

/* Login page specific input styling */
.login-box .form-control {
    padding: 1.125rem 1rem;
    font-size: 1.05rem;
    border-width: 2px;
}

.login-box .form-control:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: #667eea;
    color: white;
}

.btn-primary:hover {
    background-color: #5568d3;
}

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

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

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

.btn-success:hover {
    background-color: #229954;
}

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

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

.btn-block {
    width: 100%;
}

.btn-large {
    padding: 1.5rem 3rem;
    font-size: 1.2rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Clock In/Out */
.clock-container {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.clock-status {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 4px;
}

.clock-controls {
    margin: 2rem 0;
}

.clock-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
}

.clock-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.clock-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.location-info {
    margin-top: 1rem;
    padding: 1rem;
    background-color: #e7f3ff;
    border-radius: 4px;
    font-size: 0.9rem;
}

/* Tables */
.table-container {
    overflow-x: auto;
    margin-top: 1rem;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-radius: 4px;
    overflow: hidden;
}

.data-table thead {
    background-color: #2c3e50;
    color: white;
}

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

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

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Admin Pages */
.admin-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filters .form-control {
    flex: 1;
    min-width: 200px;
}

.custom-range {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.totals-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 4px;
}

.totals-section h3 {
    margin-bottom: 1rem;
}

.totals-section ul {
    list-style: none;
}

.totals-section li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #ddd;
}

.totals-section li.total {
    font-weight: bold;
    border-top: 2px solid #2c3e50;
    margin-top: 0.5rem;
    padding-top: 1rem;
}

/* History Page */
.history-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.weekly-summaries {
    margin: 2rem 0;
}

.week-summary {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    margin-bottom: 0.5rem;
    background-color: #f8f9fa;
    border-radius: 4px;
    border-left: 4px solid #667eea;
}

/* Rota Page */
.rota-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    overflow: auto;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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

.close:hover {
    color: #000;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Badges */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
}

.badge-admin {
    background-color: #e74c3c;
    color: white;
}

.badge-staff {
    background-color: #3498db;
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        width: 100%;
        justify-content: center;
    }

    .container {
        padding: 1rem;
    }

    .clock-container,
    .admin-container,
    .history-container,
    .rota-container {
        padding: 1rem;
    }

    .data-table {
        font-size: 0.9rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem;
    }

    .filters {
        flex-direction: column;
    }

    .custom-range {
        flex-direction: column;
    }

    .modal-content {
        margin: 10% auto;
        padding: 1rem;
    }

    .btn-large {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .nav-logo {
        font-size: 1.2rem;
    }

    .nav-link {
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    .data-table {
        font-size: 0.8rem;
    }
}