html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

:root {
    --primary-bg: #0b0c10;
    --secondary-bg: #1f2833;
    --text-color: #c5c6c7;
    --heading-color: #ffffff;
    --accent-gold: #d4af37; /* Metallic Gold */
    --accent-gold-hover: #b4942b;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
}

body {
    background-color: var(--primary-bg);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.8;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--heading-color);
    letter-spacing: 1px;
}

h2 {
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 30px;
}

/* Luxury Underline for Headings */
h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-gold);
}

.text-gold {
    color: var(--accent-gold) !important;
}

.bg-luxury {
    background-color: var(--secondary-bg);
}

/* Buttons */
.btn-gold {
    background-color: var(--accent-gold);
    color: #fff;
    border: 1px solid var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 12px 30px;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-gold:hover {
    background-color: transparent;
    color: var(--accent-gold);
    border-color: var(--accent-gold);
}

.btn-outline-gold {
    background-color: transparent;
    color: var(--accent-gold);
    border: 1px solid var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 12px 30px;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-outline-gold:hover {
    background-color: var(--accent-gold);
    color: #fff;
}

/* Navbar */
.navbar {
    background-color: rgba(11, 12, 16, 0.95);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    padding: 1rem 0;
}

.navbar-brand img {
    height: 50px; /* Adjust based on logo aspect ratio */
}

.nav-link {
    color: var(--heading-color) !important;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1.5px;
    margin-left: 20px;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--accent-gold) !important;
}

/* Hero Section */
.hero-section {
    position: relative;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('assets/images/hero-bg-placeholder.jpg'); /* We will use a fallback or a gradient if no specific hero image */
    background-size: cover;
    background-position: center;
    padding: 150px 0;
    text-align: center;
}

.hero-section.no-img {
    background-color: #0b0c10;
    background-image: radial-gradient(circle at center, #1f2833 0%, #0b0c10 100%),
                      url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d4af37' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-logo {
    max-width: 250px;
    margin-bottom: 20px;
}

/* Card Styling for "Why is Invysia" */
.luxury-card {
    background-color: var(--secondary-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
}

.luxury-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-gold);
}

.icon-box {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 20px;
}

/* Showcase Section */
.showcase-iframe {
    width: 100%;
    height: 500px;
    border: 1px solid var(--accent-gold);
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* Founder Section */
.founder-img {
    border: 3px solid var(--accent-gold);
    padding: 5px;
    width: 100%;
    max-width: 300px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* Footer */
footer {
    background-color: #000;
    padding: 50px 0 20px;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

footer a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

footer a:hover {
    color: var(--accent-gold);
}

footer h5 {
    color: var(--accent-gold);
    margin-bottom: 20px;
}

.social-icons a {
    font-size: 1.5rem;
    margin-right: 15px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-section {
        padding: 100px 0;
    }
    h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
    h2 {
        text-align: center;
    }
    .text-center-mobile {
        text-align: center;
    }
}