:root {
    --primary-color: #5A7A8E;
    --accent-1: #D4A896;
    --accent-2: #8E6B5A;
    --accent-3: #A8C4D1;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    padding-top: 76px;
}

header {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--primary-color);
}

.nav-link {
    color: #333;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--primary-color);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-2) 100%);
    background-image: url('../images/nutrition-basics.jpg');
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 120px 0 80px;
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(90, 122, 142, 0.7);
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #fff;
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 0;
    color: #fff;
}

.content-section {
    padding: 60px 0;
}

.content-section.bg-light {
    background-color: #f8f9fa;
}

.content-section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.content-section h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.content-section p {
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.content-section ul {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.content-section li {
    margin-bottom: 0.5rem;
}

.content-section img {
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.main-content {
    min-height: calc(100vh - 200px);
    padding-bottom: 2rem;
}

.footer {
    background: var(--primary-color);
    color: #fff;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer h5 {
    color: #fff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 0.5rem;
}

.footer a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s;
}

.footer a:hover {
    opacity: 0.8;
    color: #fff;
}

.footer .list-unstyled {
    list-style: none;
    padding-left: 0;
}

.footer .list-unstyled li {
    margin-bottom: 0.5rem;
}

.btn-primary {
    background-color: var(--accent-1);
    border-color: var(--accent-1);
    color: #333;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 4px;
    transition: all 0.3s;
}

.btn-primary:hover {
    background-color: #b0976d;
    border-color: #b0976d;
    color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
    color: #fff;
}

.btn-link {
    color: #fff;
    text-decoration: underline;
}

.btn-link:hover {
    color: #fff;
    opacity: 0.8;
}

.alert-info {
    background-color: #e7f3ff;
    border-color: #b8daff;
    color: #004085;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 2rem;
}

.faq-item {
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 1.5rem;
}

.faq-item:last-child {
    border-bottom: none;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary-color);
    color: #fff;
    padding: 1.5rem 0;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1050;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-banner p {
    margin: 0;
    color: #fff;
}

.form-control {
    border-radius: 4px;
    border: 1px solid #ddd;
    padding: 0.75rem;
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 0.2rem rgba(196, 167, 125, 0.25);
}

label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #333;
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    .content-section {
        padding: 40px 0;
    }
    
    .content-section h2 {
        font-size: 1.75rem;
    }
    
    .cookie-banner .col-md-4 {
        text-align: center;
        margin-top: 1rem;
    }
    
    .cookie-banner .btn {
        margin: 0.25rem;
    }
}