```css
/* styles.css */

/* Global Styles */
body {
    margin: 0;
    padding: 0;
    font-family: 'Futura LT', sans-serif;
    color: #333;
    background-color: #fff;
    line-height: 1.6;
    -webkit-tap-highlight-color: transparent; /* Prevent iPhone tap highlight */
}

h1, h2, h3 {
    font-family: 'Futura LT', sans-serif;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Header and Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #fff;
    padding: 20px 0;
    padding-top: env(safe-area-inset-top); /* Support iPhone notches */
    z-index: 1000;
    transition: background-color 0.3s ease;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0 20px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav ul li a {
    cursor: pointer;
}

nav ul li a:hover {
    color: #8b4513; /* Earthy brown for hover */
}

.logo img {
    height: 60px; /* Larger logo */
    width: auto;
}

/* Hero Section (general) */
.hero {
    height: 100vh; /* Default for home, override in page-specific if needed */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    position: relative;
}

.hero video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4); /* Overlay for readability */
    z-index: 1;
}

.hero h1 {
    font-size: 4rem;
    margin: 0;
    z-index: 2;
}

.hero p {
    font-size: 1.5rem;
    margin: 10px 0 30px;
    z-index: 2;
}

.cta-button {
    z-index: 2;
    padding: 15px 30px;
    background-color: #8b4513;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #a0522d;
}

/* Philosophy Section */
.philosophy {
    max-width: 800px;
    margin: 100px auto;
    padding: 0 20px;
    text-align: center;
}

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

.philosophy p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

/* Wines Section */
.wines {
    background-color: #f9f9f9;
    padding: 80px 20px;
}

.wines h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.wine-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.wine-item {
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.wine-item:hover {
    transform: translateY(-10px);
}

.wine-item img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.wine-info {
    padding: 20px;
    text-align: center;
}

.wine-info h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.wine-info p {
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: #333;
    color: #fff;
    padding: 40px 20px;
    text-align: center;
}

footer p {
    margin: 5px 0;
}

footer a {
    color: #fff;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    nav {
        flex-direction: column;
        align-items: center;
    }

    .logo {
        margin-bottom: 10px;
    }

    nav ul {
        flex-direction: row; /* Horizontal menu items */
        flex-wrap: wrap; /* Allow wrapping if needed */
        justify-content: center;
    }

    nav ul li {
        margin: 5px 10px; /* Reduced margins for tighter horizontal layout */
        font-size: 0.8rem; /* Smaller font size for mobile */
    }
}

/* Additional styles for supporting pages */
.about-section,
.visit-section,
.contact-section {
    max-width: 800px;
    margin: 50px auto;
    padding: 0 20px;
    text-align: center;
}

.about-section h2,
.visit-section h2,
.contact-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-section p,
.visit-section p,
.contact-section p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.reviews .review {
    margin-bottom: 30px;
}

.experiences {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.experience-item {
    background-color: #f9f9f9;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.experience-item h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.experience-item p {
    margin-bottom: 10px;
}

.experience-item a {
    color: #8b4513;
    text-decoration: underline;
}

.wine-info .details {
    font-size: 0.9rem;
    color: #666;
}

.wine-info .price {
    font-size: 1.2rem;
    color: #8b4513;
    margin: 10px 0;
}

.wine-info .buy-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #8b4513;
    color: #fff;
    text-transform: uppercase;
    transition: background-color 0.3s ease;
}

.wine-info .buy-button:hover {
    background-color: #a0522d;
}

/* Popup styles */
.popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    justify-content: center;
    align-items: center;
}

.popup-content {
    background-color: #fff;
    width: 80%;
    max-width: 800px;
    height: 80%;
    max-height: 600px;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.popup-content iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.close-button {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 1.5rem;
    color: #333;
    cursor: pointer;
    background-color: #fff;
    padding: 5px 10px;
    border-radius: 50%;
    line-height: 1;
}

.wine-item.clickable {
    cursor: pointer;
}
```