@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

:root {
    --primary-color: #2c3e50;
    --accent-color: #d4af37;
    /* Gold */
    --bg-color: #fdfbf7;
    /* Off-white/Cream */
    --text-color: #333;
    --light-text: #666;
    --white: #ffffff;
    --spacing-unit: 1rem;
    --transition-speed: 0.4s;
}

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

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--primary-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed) ease;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(253, 251, 247, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent-color);
    transition: width var(--transition-speed) ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)), url('images/greta_luca_jet_wide.png') no-repeat center center/cover;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% {
        transform: translate(-25%, -25%) rotate(0deg);
    }

    100% {
        transform: translate(-25%, -25%) rotate(360deg);
    }
}

.hero-content {
    z-index: 1;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.5s;
}

.hero h1 {
    font-size: 5rem;
    margin-bottom: 1rem;
    line-height: 1.1;
    color: #40E0D0;
    /* Turquoise */
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
}

.hero p {
    font-size: 1.2rem;
    color: #E0FFFF;
    /* Light Cyan/Turquoise tint */
    margin-bottom: 2rem;
    font-style: italic;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid var(--white);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    transition: all var(--transition-speed) ease;
    text-shadow: none;
}

.btn:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Sections */
section {
    padding: 6rem 10%;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-title span {
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--accent-color);
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.about-image {
    width: 100%;
    height: 400px;
    background-color: #ddd;
    /* Placeholder */
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.about-image::after {
    content: 'Image Placeholder';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #888;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.about-image.loaded::after {
    opacity: 0;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.5s ease-in-out;
    opacity: 0;
}

.about-image img.loaded {
    opacity: 1;
}

/* Dynamic Gallery (Placeholder style) */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.gallery-item {
    height: 300px;
    background-color: #eee;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-speed) ease;
    cursor: pointer;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-speed) ease, opacity 0.5s ease-in-out;
    opacity: 0;
}

.gallery-item img.loaded {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 80%;
    max-height: 80%;
    animation: zoom 0.3s ease-in-out;
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    margin-top: -50px;
    color: white;
    font-weight: bold;
    font-size: 20px;
    transition: 0.6s ease;
    border-radius: 0 3px 3px 0;
    user-select: none;
    -webkit-user-select: none;
}

.next {
    right: 0;
    border-radius: 3px 0 0 3px;
}

.prev:hover, .next:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

@keyframes zoom {
    from {transform: scale(0)}
    to {transform: scale(1)}
}

body.lightbox-open {
    overflow: hidden;
}

/* Contact Section */
#contact {
    background-color: var(--white);
    padding: 6rem 10%;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

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

#contactForm input,
#contactForm textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

#contactForm input:focus,
#contactForm textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.captcha-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 3rem;
}

footer p {
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsiveness */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }

    .nav-links {
        display: none;
        /* Todo: Hamburger menu if needed, keeping simple for now */
    }

    .hero h1 {
        font-size: 3rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .prev, .next {
        font-size: 18px;
        padding: 10px;
    }

    .lightbox-content {
        max-width: 90%;
    }
}

/* Contact Form */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.captcha-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.captcha-group input {
    width: 80px;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-align: center;
    font-family: inherit;
    font-size: 1rem;
}

.captcha-group input:focus {
    border-color: var(--accent-color);
    outline: none;
}