:root {
    --main-green: #2A542E;
    --light-green: #f0f5f0;
    --dark-text: #333333;
    --light-text: #ffffff;
    --body-font: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    color: var(--dark-text);
    line-height: 1.6;
    background-color: #fdfdfd;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 60px 0;
}

h1, h2, h3, h4 {
    font-weight: 700;
    color: var(--main-green);
}

h1 { font-size: 2.8em; font-weight: 900; }
h2 { font-size: 2.2em; margin-bottom: 30px; }
h3 { font-size: 1.6em; }
h4 { font-size: 1.2em; }

/* --- CTA Button --- */
.cta-button {
    display: inline-block;
    background-color: var(--main-green);
    color: var(--light-text);
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    text-transform: uppercase;
    transition: transform 0.2s, background-color 0.2s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.cta-button:hover {
    transform: scale(1.05);
    background-color: #3a703f;
}

/* --- Header / Hero --- */
.hero {
    background-color: var(--light-green);
    text-align: center;
    padding: 80px 0;
    color: var(--dark-text);
}
.hero h1 {
    margin-bottom: 20px;
}
.hero h3 {
    color: var(--dark-text);
    max-width: 700px;
    margin: 0 auto 30px auto;
    font-weight: 400;
}

/* --- Sections --- */
.problem, .faq {
    text-align: center;
}
.problem h4 {
    margin-top: 30px;
    font-weight: 400;
}

.presentation h2, .author h2, .offer h2, .faq h2, .bonus-section h2 {
    text-align: center;
}

.presentation-content, .author-content, .guarantee-content {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-top: 40px;
}
.ebook-image, .author-image, .guarantee-seal {
    flex: 1;
    text-align: center;
}
.ebook-details, .author-details, .guarantee-text {
    flex: 2;
}
.ebook-image img, .author-image img, .guarantee-seal img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}
.author-image img {
    max-width: 250px;
    border-radius: 50%;
}
.guarantee-seal img {
    max-width: 200px;
}

/* --- Problem Cards --- */
.problem-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}
.problem-card {
    background-color: #fff;
    border: 1px solid #eee;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 6px 20px rgba(57, 255, 20, 0.7);
    max-width: 300px;
    text-align: center;
    flex: 1 1 auto;
}
.problem-card p {
    margin-bottom: 0;
}

/* --- Ebook Benefits Cards --- */
.ebook-benefits-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 20px;
}
.ebook-benefit-card {
    background-color: var(--light-green);
    border-radius: 8px;
    padding: 15px 20px;
    font-size: 1.05em;
    font-weight: 600;
    color: var(--main-green);
    text-align: left;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* --- Bonus Section --- */
.bonus-section {
    background-color: var(--light-green);
    text-align: center;
}
.bonus-section .bonus-intro {
    max-width: 700px;
    margin: 20px auto 40px auto;
    font-size: 1.1em;
}
.bonus-items {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}
.bonus-item {
    background-color: #fff;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    max-width: 350px;
    text-align: center;
}
.bonus-item img {
    max-width: 150px;
    height: auto;
    margin-bottom: 15px;
}
.bonus-item h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
}
.bonus-item p {
    font-size: 0.95em;
}

/* --- Offer Section --- */
.offer {
    background-color: var(--light-green);
}
.offer-box {
    background-color: #fff;
    border: 2px solid var(--main-green);
    border-radius: 15px;
    padding: 40px;
    max-width: 600px;
    margin: 40px auto 0 auto;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}
.offer-box h4 {
    margin-bottom: 20px;
}
.offer-box ul {
    margin-bottom: 30px;
}
.offer-box ul li {
    font-size: 1.2em;
    margin-bottom: 10px;
}
.price {
    margin-bottom: 30px;
}
.price p {
    font-size: 1.1em;
}
.price span {
    font-size: 3.5em;
    font-weight: 900;
    color: var(--main-green);
    display: block;
    margin: 5px 0;
}

/* --- FAQ Section --- */
.accordion {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}
.accordion details {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    margin-bottom: 10px;
    padding: 15px;
}
.accordion summary {
    font-weight: 700;
    cursor: pointer;
    font-size: 1.1em;
}
.accordion summary:hover {
    color: var(--main-green);
}
.accordion details[open] {
    background-color: var(--light-green);
}
.accordion p {
    padding-top: 10px;
}

/* --- Footer --- */
footer {
    background-color: var(--main-green);
    color: var(--light-text);
    text-align: center;
    padding: 30px 0;
}
footer .disclaimer {
    font-size: 0.8em;
    margin-top: 15px;
    opacity: 0.8;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    h1 { font-size: 2.2em; }
    h2 { font-size: 1.8em; }

    .presentation-content, .author-content, .guarantee-content {
        flex-direction: column;
        text-align: center;
    }
    .ebook-details, .author-details, .guarantee-text {
        text-align: left;
    }
    .author-details ul {
        padding-left: 20px;
        list-style: disc;
    }
    .bonus-items {
        flex-direction: column;
        align-items: center;
    }
    .bonus-item {
        max-width: 90%;
    }
    .problem-cards {
        flex-direction: column;
        align-items: center;
    }
    .problem-card {
        max-width: 90%;
    }
    .ebook-benefits-cards {
        grid-template-columns: 1fr;
    }
}