:root {
    --primary-green: #2d4a3e;
    --light-green: #e9f0ed;
    --accent-gold: #c5a059;
    --text-dark: #1a1a1a;
    --text-muted: #4a4a4a;
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.8);
}

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

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

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
}

/* Header */
header {
    padding: 2rem 5%;
    display: flex;
    justify-content: center;
    background: var(--white);
    border-bottom: 1px solid var(--light-green);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.8rem;
    color: var(--primary-green);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 800;
}

/* Hero Section */
.hero {
    padding: 160px 5%;
    text-align: center;
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('skin-glow.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Parallax effect */
    position: relative;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
}

.hero-content {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.2);
    padding: 3rem;
    border-radius: 20px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 5px 15px rgba(0,0,0,0.5);
}

/* Info Sections */
.section {
    padding: 100px 10%;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 4rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--accent-gold);
    margin: 1rem auto;
}

/* Illustrated Section */
.illustrated-box {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-top: 4rem;
    background: var(--light-green);
    padding: 4rem;
    border-radius: 30px;
}

.illustrated-image {
    flex: 1;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.illustrated-image img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}

.illustrated-image:hover img {
    transform: scale(1.05);
}

.illustrated-text {
    flex: 1;
}

/* Oil Grid with Background */
.oil-section {
    background: linear-gradient(rgba(45, 74, 62, 0.85), rgba(45, 74, 62, 0.85)), url('bg-oils.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
}

.oil-section .section-title {
    color: var(--white);
}

.oil-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.oil-item {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.oil-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.oil-item span {
    display: block;
    font-size: 1.5rem;
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 0.8rem;
}

.oil-item p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    background: var(--primary-green);
    color: var(--white);
    text-align: center;
    padding: 100px 5%;
}

.ebook-promo {
    display: flex;
    align-items: center;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
    flex-wrap: wrap; /* Allows stacking on mobile */
    justify-content: center;
}

.book-cover {
    width: 340px;
    height: 480px;
    background: url('skin-glow.png') center/cover;
    border-radius: 5px 20px 20px 5px;
    box-shadow: 30px 30px 80px rgba(0,0,0,0.5);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    color: white;
    padding: 40px 20px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

.book-cover:hover {
    transform: scale(1.05) rotate(-3deg);
    box-shadow: 40px 40px 100px rgba(0,0,0,0.6);
}

/* Elegant Overlay for the Title */
.book-cover::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(26, 46, 38, 0.95) 0%, rgba(26, 46, 38, 0) 100%);
    border-radius: 0 0 20px 5px;
}

.book-spine {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 30px;
    background: rgba(0,0,0,0.3);
    border-right: 1px solid rgba(255,255,255,0.1);
    border-radius: 5px 0 0 5px;
    z-index: 2;
    box-shadow: inset 5px 0 10px rgba(0,0,0,0.2);
}

.book-title-overlay {
    position: relative;
    z-index: 3;
}

.cta-content {
    max-width: 500px;
    text-align: left;
}

.btn-buy {
    display: inline-block;
    background: var(--accent);
    color: var(--primary);
    padding: 1.2rem 2.5rem;
    font-size: 1.2rem;
    font-weight: 800;
    text-decoration: none;
    border-radius: 50px;
    margin-top: 2rem;
    box-shadow: 0 10px 30px rgba(197, 160, 89, 0.3);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0% { box-shadow: 0 0 0 0 rgba(197, 160, 89, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(197, 160, 89, 0); }
    100% { box-shadow: 0 0 0 0 rgba(197, 160, 89, 0); }
}

.btn-buy:hover {
    transform: scale(1.05) translateY(-3px);
    box-shadow: 0 15px 40px rgba(197, 160, 89, 0.5);
    background: #d4ae6a;
}

/* Footer */
footer {
    padding: 3rem;
    text-align: center;
    background: #f8f8f8;
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .cta-content { text-align: center; }
}

/* Mobile & Layout Fixes */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
@media (max-width: 768px) {
    .section { padding: 60px 5%; }
    .hero h1 { font-size: 2.2rem; }
    .illustrated-box { flex-direction: column; padding: 2rem; gap: 2rem; }
    .ebook-promo { flex-direction: column; gap: 2rem; }
    .cta-section { padding: 60px 5%; }
    .pricing-box { padding: 25px 15px !important; margin: 0 !important; }
    .pricing-box h1 { font-size: 3rem !important; }
    .pricing-box h2 { font-size: 1.8rem !important; }
    .section-title { font-size: 2.2rem !important; }
    .guarantee-box { padding: 15px; margin: 30px auto; }
}