/* Base Variable & Resets */
:root {
    --bg-dark: #0f172a; /* Slate 900 */
    --bg-darker: #020617; /* Slate 950 */
    --primary-blue: #1e3a8a; /* Blue 900 */
    --accent-gold: #eebb5a; /* Matching the book's gold */
    --accent-gold-hover: #fcd34d;
    --text-main: #f8fafc; /* Slate 50 */
    --text-muted: #cbd5e1; /* Slate 300 */
    --red-alert: #ef4444;
    --green-success: #10b981;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

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

h1, h2, h3, h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
}

.highlight {
    color: var(--red-alert);
}

.highlight-gold {
    color: var(--accent-gold);
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-weight: 600;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 3rem; }
.max-width { max-width: 800px; margin: 0 auto; }

/* Buttons */
.btn-primary {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(135deg, #d4af37 0%, #ffdf73 50%, #d4af37 100%);
    color: #000;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.1rem;
    padding: 18px 40px;
    border-radius: 50px;
    box-shadow: 0 10px 25px rgba(226, 185, 80, 0.3);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid #fff;
    margin-top: 2rem;
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(226, 185, 80, 0.5);
    background: linear-gradient(135deg, #ffdf73 0%, #fff4c2 50%, #ffdf73 100%);
}

.btn-primary.huge {
    font-size: 1.3rem;
    padding: 20px 50px;
    width: 100%;
    max-width: 500px;
}

.price-btn {
    font-size: 0.9rem;
    font-weight: 400;
    text-transform: none;
    margin-top: 5px;
    opacity: 0.9;
}

.btn-primary.huge .sub-text {
    font-size: 1rem;
    font-weight: 600;
    text-transform: none;
    margin-top: 5px;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse-anim {
    animation: pulse 2.5s infinite;
}

.fade-in-up { opacity: 0; transform: translateY(40px); transition: all 0.8s ease-out; }
.fade-in { opacity: 0; transition: all 1s ease-out; }
.slide-in-right { opacity: 0; transform: translateX(50px); transition: all 0.8s ease-out; }
.fade-in-left { opacity: 0; transform: translateX(-50px); transition: all 0.8s ease-out; }
.fade-in-right { opacity: 0; transform: translateX(50px); transition: all 0.8s ease-out; }
.visible { opacity: 1; transform: translate(0) scale(1); }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top right, var(--primary-blue), var(--bg-darker));
    padding: 100px 0 60px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSIjZmZmIiBmaWxsLW9wYWNpdHk9IjAuMDUiLz4KPC9zdmc+') repeat;
    opacity: 0.3;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.badge {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
    border: 1px solid rgba(239, 68, 68, 0.5);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.book-mockup {
    position: relative;
    perspective: 1000px;
}

.book-mockup img {
    width: 100%;
    max-width: 450px;
    border-radius: 5px;
    box-shadow: -10px 20px 40px rgba(0,0,0,0.6);
    transform: rotateY(-15deg) rotateX(5deg);
    transition: transform 0.5s ease;
    display: block;
    margin: 0 auto;
    border-left: 10px solid #0f1626; /* Spine effect */
}

.book-mockup:hover img {
    transform: rotateY(0deg) rotateX(0deg) scale(1.02);
}

.glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 80%; height: 80%;
    background: radial-gradient(circle, var(--accent-gold) 0%, transparent 60%);
    opacity: 0.15;
    filter: blur(40px);
    z-index: -1;
}

/* Pain Section */
.pain-section {
    padding: 100px 0;
    background-color: var(--bg-darker);
}

.pain-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.pain-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.pain-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: transform 0.3s;
}

.glass-card:hover {
    transform: translateX(-10px);
    border-color: rgba(255,255,255,0.2);
}

.glass-card .icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/* Science Section */
.science-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--bg-darker) 0%, var(--primary-blue) 100%);
    position: relative;
}

.truth-box {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 60px 40px;
    border-radius: 30px;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.truth-box .lead {
    font-size: 1.3rem;
    color: var(--accent-gold);
    margin-bottom: 30px;
    font-weight: 600;
}

.brain-explanation {
    text-align: left;
    font-size: 1.1rem;
    color: var(--text-muted);
    border-left: 4px solid var(--accent-gold);
    padding-left: 20px;
    margin-top: 30px;
}

.brain-explanation p { margin-bottom: 15px; }

/* Book Section */
.book-section {
    padding: 100px 0;
    background-color: var(--bg-dark);
}

.book-intro h2 { line-height: 1.4; margin-bottom: 20px; }
.book-intro p { font-size: 1.2rem; color: var(--text-muted); }

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.benefit-card {
    background: rgba(2, 6, 23, 0.6);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 40px 30px;
    border-radius: 20px;
    transition: all 0.3s ease;
    text-align: center;
}

.benefit-card:hover {
    background: rgba(30, 58, 138, 0.3);
    border-color: var(--accent-gold);
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.benefit-card h4 {
    color: var(--accent-gold);
    font-size: 1.3rem;
}

.benefit-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.compass-box {
    background: linear-gradient(90deg, transparent 0%, rgba(238, 187, 90, 0.1) 50%, transparent 100%);
    padding: 40px 20px;
    border-radius: 20px;
    font-size: 1.2rem;
}

/* Offer Section */
.offer-section {
    padding: 100px 0;
    background: radial-gradient(circle at center, var(--primary-blue), var(--bg-darker));
}

.choice-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 900px;
    margin: 40px auto;
}

.choice-card {
    padding: 40px;
    border-radius: 20px;
    background: var(--glass-bg);
}

.choice-card.bad {
    border-top: 5px solid var(--red-alert);
}

.choice-card.good {
    border-top: 5px solid var(--green-success);
    background: rgba(16, 185, 129, 0.1);
}

.choice-card ul {
    list-style: none;
    text-align: left;
    margin-top: 20px;
}

.choice-card ul li {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.cta-box {
    background: #fff;
    color: var(--bg-darker);
    padding: 60px 40px;
    border-radius: 30px;
    max-width: 800px;
    margin: 60px auto 0;
}

.cta-box h3 {
    font-size: 2rem;
}

.price-container {
    margin: 30px 0;
}

.old-price {
    display: block;
    font-size: 1.2rem;
    color: #64748b;
    text-decoration: line-through;
}

.new-price {
    display: block;
    font-size: 4rem;
    font-weight: 800;
    color: var(--green-success);
    line-height: 1;
}

/* Guarantee Section */
.guarantee-section {
    padding: 60px 0;
    background-color: var(--bg-darker);
}

.guarantee-box {
    display: flex;
    align-items: center;
    gap: 30px;
    background: rgba(238, 187, 90, 0.1);
    border: 1px dashed var(--accent-gold);
    padding: 40px;
    border-radius: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.shield-icon {
    font-size: 4rem;
}

.guarantee-box h3 {
    color: var(--accent-gold);
}

/* Footer */
footer {
    padding: 40px 0;
    background-color: #000;
    color: #64748b;
}

.disclaimer {
    font-size: 0.8rem;
    margin-top: 15px;
    opacity: 0.6;
}

/* New Layout Classes for Images */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.reverse-layout {
    direction: ltr; /* base */
}

.flex-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.flex-cards .glass-card {
    flex: 1;
    min-width: 250px;
}

.emotional-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    transition: transform 0.5s ease, filter 0.5s ease;
    border: 1px solid rgba(255,255,255,0.1);
    object-fit: cover;
    max-height: 500px;
    display: block;
}

.emotional-img:hover {
    transform: scale(1.03) translateY(-10px);
}

.filter-dark {
    filter: brightness(0.7) sepia(0.3) saturate(0.6) hue-rotate(180deg);
}

.filter-gold {
    filter: brightness(0.9) sepia(0.2) saturate(1.2) hue-rotate(350deg);
}

.filter-peace {
    filter: brightness(0.9) saturate(1.1) contrast(1.1);
}

.compass-box.fade-in-left {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content, .pain-grid, .choice-grid, .split-layout {
        grid-template-columns: 1fr;
    }
    
    .reverse-layout .fade-in-left {
        order: 2;
    }
    
    .reverse-layout .fade-in-right {
        order: 1;
    }
    
    .hero {
        text-align: center;
        padding-top: 120px;
    }
    
    .subtitle { margin: 0 auto 1.5rem auto; }
    
    .book-mockup {
        margin-top: 40px;
    }
    
    .guarantee-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .btn-primary { padding: 15px 20px; font-size: 1rem; }
    .new-price { font-size: 3rem; }
    .glass-card { padding: 20px; }
    .truth-box { padding: 30px 20px; }
}