/* CSS Variables for Branding */
:root {
    --calming-teal: #2D8B8B;
    --hydration-blue: #A0D2EB;
    --clean-off-white: #F5F5F5;
    --dark-text: #333333;
    --light-text: #555555;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--clean-off-white);
    color: var(--dark-text);
    line-height: 1.6;
}

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

section {
    padding: 80px 0;
    text-align: center;
}

h1, h2, h3 {
    font-weight: 600;
    color: var(--calming-teal);
    margin-bottom: 20px;
}

h1 { font-size: 3rem; line-height: 1.2; }
h2 { font-size: 2.5rem; }
p { font-size: 1.1rem; color: var(--light-text); max-width: 700px; margin: 0 auto; }

/* Header */
.main-header {
    background: var(--clean-off-white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--calming-teal);
    text-decoration: none;
}

/* Hero Section */
.hero-section {
    background-color: #fff;
    padding: 60px 0;
    text-align: left;
}
.hero-layout {
    display: flex;
    align-items: center;
    gap: 40px;
}
.hero-text { flex: 1; }
.hero-image { flex: 0 0 300px; }
.hero-text .subtitle {
    margin: 20px 0 30px 0;
    max-width: 500px;
}
.cta-button {
    display: inline-block;
    background-color: var(--calming-teal);
    color: #fff;
    padding: 15px 35px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 15px rgba(45, 139, 139, 0.3);
}
.cta-button:hover {
    background-color: #257c7c;
    transform: translateY(-2px);
}
.ebook-mockup {
    width: 300px;
    height: 420px;
    background: var(--clean-off-white);
    border: 1px solid #eee;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-radius: 5px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--calming-teal) 0%, var(--hydration-blue) 100%);
    color: white;
}
.ebook-mockup p { font-size: 2rem; font-weight: bold; color: white;}
.ebook-mockup span { font-size: 1rem; color: white; opacity: 0.8;}


/* Problem & Solution Sections */
.problem-section { background-color: #fff; }

/* Inside Section */
.inside-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
    text-align: left;
}
.inside-card {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.05);
}
.inside-card h3 { margin-top: 20px; }
.inside-card p { margin: 0; max-width: 100%;}
.icon-container {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 20px;
}
.shield-icon { background-color: #e3f2fd; color: var(--hydration-blue); }
.elixir-icon { background-color: #e0f2f1; color: var(--calming-teal); }
.icon-container svg { stroke: var(--calming-teal); }


/* Social Proof Section */
.social-proof-section { background-color: #fff;}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}
.testimonial-card {
    background-color: var(--clean-off-white);
    border: 1px solid #e0e0e0;
    padding: 30px;
    border-radius: 8px;
    text-align: left;
}
.testimonial-card .quote {
    font-style: italic;
    margin-bottom: 20px;
    max-width: 100%;
}
.testimonial-card .author {
    font-weight: 600;
    color: var(--calming-teal);
    max-width: 100%;
    text-align: right;
}

/* Final CTA Section */
.final-cta-section .cta-button {
    font-size: 1.4rem;
    padding: 20px 50px;
    margin-top: 20px;
}
.final-cta-section .guarantee {
    margin-top: 15px;
    font-size: 0.9rem;
}

/* Footer */
footer {
    background-color: var(--calming-teal);
    color: #fff;
    padding: 40px 0;
    text-align: center;
}
footer a {
    color: #fff;
    text-decoration: none;
}
footer a:hover { text-decoration: underline; }
footer p { color: #fff; }

/* Responsive Design */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 2rem; }
    section { padding: 60px 0; }
    
    .hero-layout { flex-direction: column; text-align: center; }
    .hero-text .subtitle { margin-left: auto; margin-right: auto; }
    .hero-image { display: none; } /* Hide mockup on small screens for simplicity */

    .inside-grid { grid-template-columns: 1fr; }
    .testimonial-grid { grid-template-columns: 1fr; }
}