:root {
    --primary-color: #ffffff;
    --secondary-color: #000000;
    --accent-color: #5f5f5f;
    --light-color: #d2bff4;
    --dark-color: #666666;
    --text-color: #333;
    --text-color-h3: #333;
    --text-light: #000000;
}

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

body {
    line-height: 1.6;
    color: var(--text-color);
    background-color: #b291ef;
}

.container {
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    justify-content: center;
    align-items: center;
}

.hero {
    text-align: center;
    padding: 3rem;
    background: #fff;
    border-radius: 0 0 5px 5px;
    margin-bottom: 3rem;
}

button {
    background-color: var(--accent-color);
    color: #000000;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
    letter-spacing: 0.5px;
}

button:hover {
    background-color: #5d5d5d;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.content {
    background: white;
    padding: 1.5rem 4rem;
    border-radius: 5px;
    margin-bottom: 3rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.module {
    padding: 1.5rem;
    border: 1px solid var(--accent-color);
    background-color: #fbfbfb;
    border-radius: 5px;
}

.tab-content {
    display: none;
    background: white;
    padding: 3rem;
    border-radius: 8px;
    margin-bottom: 3rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.tab-content.active {
    display: block;
}

.module-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.module-description h3 {
    font-size: 1.8rem;
    color: var(--text-color-h3);
    margin-bottom: 1.5rem;
}

.module-description p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.3em;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.1em;
}

.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.module-image {
    text-align: center;
}

.module-screenshot {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .module-details {
        grid-template-columns: 1fr;
    }
    .module-image {
        order: -1;
    }
}

@media (max-width: 480px) {
    .tab-content {
        padding: 2rem 1.5rem;
    }
}

.benefits {
    margin-bottom: 2rem;
}

.benefits h2 {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.benefit {
    background: white;
    padding: 2rem;
    margin: 1rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.benefit-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.benefit-desc {
    color: var(--text-light);
    font-size: 1.1rem;
}

.quote {
    text-align: center;
    padding: 4rem;
    margin-bottom: 5rem;
    background: var(--light-color);
    border-radius: 8px;
}

blockquote {
    font-size: 1.8rem;
    color: var(--secondary-color);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 500;
}

.feature-item {
    background: white;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgb(163, 163, 163);
    display: flex;
    align-items: center;
    margin-bottom: 16px;
    transition: all 0.2s ease;
}

@media (max-width: 768px) {
    .hero {
        padding: 1rem;
    }
    .hero p {
        padding: 1rem;
        margin: 0rem;
    }
    p {
        padding: 1rem;
    }
    h3 {
        padding: 1rem;
    }
    .container {
        padding: 0;
    }
    .content {
        padding: 0;
    }
    .feature-item {
        padding: 0;
    }
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.alert {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 5px;
}

.alert.error {
    background-color: #ffebee;
    color: #c62828;
    border-left: 4px solid #c62828;
}

.alert.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid #2e7d32;
}

.b-logo-img {
    width: 200px;
    height: auto;
    max-width: 100%;
}

.key-advantage-features {
    margin-bottom: 48px;
}

.feature-icon {
    font-size: 1.4rem;
    font-weight: 600;
    margin-right: 16px;
    color: #666;
    min-width: 24px;
}

.feature-text {
    font-size: 1.5rem;
    color: #444;
    font-weight: 500;
}

.highlight {
    color: #404040;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
}

@media (max-width: 768px) {
    .feature-item {
        padding: 16px;
    }
}