:root {
    --primary-color: #1e5d5e; /* Teal from offer */
    --primary-dark: #123c3d;
    --secondary-color: #ffdc00; /* Yellow from offer */
    --accent-color: #f39c12;
    --cta-color: #ffdc00; 
    --cta-text: #1e5d5e;
    --text-color: #333;
    --text-light: #ffffff;
    --light-bg: #f4f7f6;
    --white: #ffffff;
    --border-color: #d1d9d8;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
    -webkit-font-smoothing: antialiased;
}

.top-bar {
    background: #f1f1f1;
    color: #666;
    font-size: 0.7rem;
    padding: 5px 0;
    text-align: center;
    font-weight: 700;
    letter-spacing: 1px;
    border-bottom: 1px solid #ddd;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header/Nav */
header {
    text-align: center;
    padding: 60px 20px 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    border-bottom: 5px solid var(--secondary-color);
}

h1 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-light);
    line-height: 1.1;
    margin-bottom: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

@media (max-width: 768px) {
    h1 {
        font-size: 1.8rem;
    }
}

/* VSL Section */
.vsl-container {
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    margin-bottom: 40px;
    position: relative;
    aspect-ratio: 16 / 9;
}

.vsl-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
    cursor: pointer;
}

.play-button {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border: 3px solid #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, background 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.3);
}

.play-button::after {
    content: '';
    width: 0;
    height: 0;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-left: 25px solid #fff;
    margin-left: 5px;
}

/* Reveal Section */
#offer-reveal {
    display: none;
    text-align: center;
    padding: 40px 20px;
    background: var(--light-bg);
    border-radius: 12px;
    margin-top: 20px;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.product-img {
    max-width: 300px;
    height: auto;
    margin-bottom: 20px;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.1));
}

.cta-button {
    display: inline-block;
    background-color: var(--cta-color);
    color: var(--cta-text);
    padding: 22px 50px;
    font-size: 1.8rem;
    font-weight: 800;
    text-decoration: none;
    border-radius: 8px;
    box-shadow: 0 8px 0 #d4b800, 0 15px 30px rgba(0,0,0,0.2);
    transition: all 0.2s ease;
    text-transform: uppercase;
    font-family: var(--font-heading);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 0 #d4b800, 0 10px 20px rgba(0,0,0,0.15);
    background-color: #ffe600;
}

.cta-button:active {
    transform: translateY(4px);
    box-shadow: 0 2px 0 #d4b800, 0 5px 10px rgba(0,0,0,0.1);
}

/* Scientific References & Disclaimer */
.info-section {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.info-section h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
}

.references-list {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 40px;
    column-count: 2;
    column-gap: 40px;
}

@media (max-width: 600px) {
    .references-list {
        column-count: 1;
    }
}

.disclaimer-box {
    background: #fdfdfd;
    border: 1px solid #eee;
    padding: 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #777;
    text-align: center;
    line-height: 1.5;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: #999;
    padding: 60px 20px;
    text-align: center;
    font-size: 0.8rem;
}

.footer-links {
    margin-bottom: 30px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--white);
}

.copyright {
    margin-top: 20px;
    opacity: 0.6;
}

/* Legal Page Styles */
.legal-content {
    max-width: 800px;
    margin: 60px auto;
    padding: 0 20px;
}

.legal-content h1 {
    text-align: left;
    margin-bottom: 30px;
}

.legal-content p {
    margin-bottom: 20px;
}

.legal-content h2 {
    margin: 30px 0 15px;
}