:root {
    --primary-color: #2563eb; /* Royal Blue */
    --primary-dark: #1d4ed8;
    --accent-color: #06b6d4; /* Cyan/Teal */
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 12px;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.main-header {
    padding: 20px 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

/* Hero Section */
.hero-section {
    padding: 60px 0 80px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

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

/* Hero Content */
.badge {
    display: inline-block;
    background: #dbeafe;
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.headline {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #0f172a;
}

.highlight {
    color: var(--primary-color);
    position: relative;
    white-space: nowrap;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background: var(--accent-color);
    opacity: 0.2;
    z-index: -1;
    transform: skewX(-10deg);
}

.subheadline {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 90%;
}

/* Checklist */
.checklist {
    margin-bottom: 40px;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-weight: 500;
}

.check-item svg {
    color: var(--accent-color);
    flex-shrink: 0;
}

/* Form Box */
.form-box {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid #e2e8f0;
}

.form-box h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    margin-bottom: 20px;
    text-align: center;
}

.mock-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 1rem;
    background: #f8fafc;
}

.cta-button {
    width: 100%;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 16px;
    font-size: 1.125rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3);
}

.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.spam-notice {
    text-align: center;
    font-size: 0.75rem;
    color: #94a3b8;
    margin-top: 12px;
}

/* Hero Image / Book Mockup */
.hero-image {
    display: flex;
    justify-content: center;
    position: relative;
}

.book-mockup {
    width: 300px;
    height: 450px;
    position: relative;
    perspective: 1500px;
    transform: rotateY(-15deg);
    box-shadow: 20px 20px 50px rgba(0,0,0,0.2);
    transition: transform 0.5s ease;
}

.book-mockup:hover {
    transform: rotateY(0deg) scale(1.05);
}

.book-cover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: 4px 16px 16px 4px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    border-left: 12px solid rgba(255,255,255,0.1);
    box-shadow: inset 4px 0 10px rgba(0,0,0,0.5);
}

.book-title {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 2.5rem;
    color: var(--white);
    line-height: 1;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.book-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 4px;
}

/* Footer */
.main-footer {
    background: var(--white);
    padding: 40px 0;
    border-top: 1px solid #e2e8f0;
    text-align: center;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    margin: 0 15px;
    font-size: 0.875rem;
    transition: color 0.2s;
}

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

.copyright {
    font-size: 0.875rem;
    color: #94a3b8;
    margin-bottom: 15px;
}

.disclaimer-text {
    font-size: 0.75rem;
    color: #cbd5e1;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.4;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 2;
        margin-bottom: 20px;
    }

    .headline {
        font-size: 2.5rem;
    }

    .subheadline {
        margin: 0 auto 30px;
    }

    .checklist {
        display: inline-block;
        text-align: left;
    }

    .book-mockup {
        width: 240px;
        height: 360px;
    }
}

@media (max-width: 480px) {
    .headline {
        font-size: 2rem;
    }
    
    .footer-links a {
        display: block;
        margin: 10px 0;
    }
}