:root {
    --primary-color: #A020F0; /* Violet */
    --secondary-color: #FFD700; /* Gold */
    --text-light: #ffffff;
    --text-dark: #333333;
    --bg-dark: #0a0a0a;
    --bg-light-card: rgba(255, 255, 255, 0.08); /* Slightly transparent white for cards on dark bg */
    --border-color: rgba(255, 255, 255, 0.15);
}

.page-resources-sv388-platform-introduction {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-light); /* Default text color for dark body background */
    background-color: var(--bg-dark); 
}

.page-resources-sv388-platform-introduction__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Hero Section */
.page-resources-sv388-platform-introduction__hero-section {
    position: relative;
    padding-top: var(--header-offset, 120px); /* Ensure space for fixed header */
    padding-bottom: 60px;
    text-align: center;
    background-color: var(--bg-dark);
    color: var(--text-light);
    overflow: hidden; 
}

.page-resources-sv388-platform-introduction__main-title {
    font-size: 3.2em;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--secondary-color); 
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.page-resources-sv388-platform-introduction__description {
    font-size: 1.2em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(255, 255, 255, 0.8);
}

.page-resources-sv388-platform-introduction__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.page-resources-sv388-platform-introduction__btn-primary,
.page-resources-sv388-platform-introduction__btn-secondary {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    max-width: 100%; 
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-resources-sv388-platform-introduction__btn-primary {
    background-color: var(--primary-color);
    color: var(--text-light);
    border: 2px solid var(--primary-color);
    box-shadow: 0 5px 15px rgba(160, 32, 240, 0.4);
}

.page-resources-sv388-platform-introduction__btn-primary:hover {
    background-color: #8a1ccf; /* Slightly darker violet */
    border-color: #8a1ccf;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(160, 32, 240, 0.6);
}

.page-resources-sv388-platform-introduction__btn-secondary {
    background-color: transparent;
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.2);
}

.page-resources-sv388-platform-introduction__btn-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--text-dark); /* Dark text on gold hover */
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.4);
}

.page-resources-sv388-platform-introduction__hero-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: block;
    margin: 0 auto;
}

/* General Content Sections */
.page-resources-sv388-platform-introduction__content-section,
.page-resources-sv388-platform-introduction__feature-section,
.page-resources-sv388-platform-introduction__advantages-section,
.page-resources-sv388-platform-introduction__how-to-section,
.page-resources-sv388-platform-introduction__mobile-app-section,
.page-resources-sv388-platform-introduction__faq-section,
.page-resources-sv388-platform-introduction__conclusion-section {
    padding: 80px 0;
    background-color: var(--bg-dark); 
    color: var(--text-light);
}

.page-resources-sv388-platform-introduction__section-title {
    font-size: 2.5em;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 15px;
}

.page-resources-sv388-platform-introduction__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.page-resources-sv388-platform-introduction p {
    margin-bottom: 20px;
    font-size: 1.1em;
    color: rgba(255, 255, 255, 0.85);
}

.page-resources-sv388-platform-introduction h3 {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-light); 
}

.page-resources-sv388-platform-introduction__highlight-text {
    color: var(--secondary-color);
    font-weight: bold;
}

.page-resources-sv388-platform-introduction__inline-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.page-resources-sv388-platform-introduction__inline-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Feature Grid */
.page-resources-sv388-platform-introduction__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-resources-sv388-platform-introduction__card {
    background-color: var(--bg-light-card); 
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    color: var(--text-light);
    border: 1px solid var(--border-color);
}

.page-resources-sv388-platform-introduction__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
}

.page-resources-sv388-platform-introduction__feature-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 20px;
    object-fit: cover;
}

.page-resources-sv388-platform-introduction__feature-heading {
    color: var(--secondary-color);
    font-size: 1.5em;
    margin-top: 0;
}

/* Advantages Section */
.page-resources-sv388-platform-introduction__light-card-bg .page-resources-sv388-platform-introduction__card {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.page-resources-sv388-platform-introduction__advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-resources-sv388-platform-introduction__advantage-heading {
    color: var(--primary-color);
    font-size: 1.4em;
    margin-top: 0;
}

/* How-to Section */
.page-resources-sv388-platform-introduction__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-resources-sv388-platform-introduction__step-item {
    text-align: center;
}

.page-resources-sv388-platform-introduction__step-heading {
    color: var(--secondary-color);
    font-size: 1.6em;
    margin-top: 0;
}

.page-resources-sv388-platform-introduction__btn-text-link {
    display: inline-block;
    margin-top: 15px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    padding: 8px 15px;
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    transition: all 0.3s ease;
}

.page-resources-sv388-platform-introduction__btn-text-link:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
}

/* Mobile App Section */
.page-resources-sv388-platform-introduction__mobile-app-flex {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}

.page-resources-sv388-platform-introduction__mobile-app-content {
    flex: 1;
    min-width: 300px;
}

.page-resources-sv388-platform-introduction__mobile-app-image-wrapper {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.page-resources-sv388-platform-introduction__mobile-app-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* FAQ Section */
.page-resources-sv388-platform-introduction__faq-section {
    padding: 80px 0;
    background-color: var(--bg-dark); 
}