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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f7fc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    color: #2a3f54;
    margin-bottom: 10px;
}

a {
    text-decoration: none;
    color: #1a73e8;
}

ul {
    list-style: none;
}

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
}

header h1 {
    font-size: 24px;
}

nav ul {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

nav a {
    color: #555;
    padding: 5px 10px;
    transition: all 0.3s ease;
}

nav a:hover {
    color: #1a73e8;
}

nav a.active {
    color: #1a73e8;
    font-weight: bold;
    border-bottom: 2px solid #1a73e8;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: #f4f7fc;
    color: #333;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.btn.primary {
    background-color: #1a73e8;
    color: white;
}

.btn.primary:hover {
    background-color: #0d62d1;
}

.btn.secondary {
    background-color: #f1f3f4;
    color: #555;
}

.btn.secondary:hover {
    background-color: #dfe1e5;
}

/* Form Styles */
.form-container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    margin: 40px auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Features Section */
.features {
    padding: 60px 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 40px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

/* Dashboard Styles */
.dashboard {
    padding: 40px 0;
}

.user-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.dashboard-card {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.activity-list {
    margin-top: 10px;
}

.activity-list li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.no-activity {
    color: #999;
    font-style: italic;
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

/* Health Data and Family Members Styles */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.filters {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.data-table-container {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

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

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

.data-table th {
    background-color: #f1f3f4;
    font-weight: bold;
    color: #555;
}

.data-table tbody tr:hover {
    background-color: #f9f9f9;
}

.no-data td {
    text-align: center;
    padding: 30px;
    color: #999;
    font-style: italic;
}

.family-members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.family-member-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    position: relative;
}

.no-members {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    color: #999;
    font-style: italic;
}

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

.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 30px;
    border-radius: 8px;
    max-width: 500px;
    position: relative;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: #999;
}

/* Footer Styles */
footer {
    background-color: #2a3f54;
    color: white;
    padding: 20px 0;
    margin-top: 60px;
    text-align: center;
}

/* Responsive Styles */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .filters {
        flex-direction: column;
    }
    
    .data-table {
        font-size: 14px;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px 10px;
    }
}