/* style/platform-guide.css */

/* Biến CSS */
:root {
    --page-platform-guide-primary-color: #1A202C;
    --page-platform-guide-secondary-color: #FFD700;
    --page-platform-guide-text-light: #F7F7F7;
    --page-platform-guide-text-dark: #1A202C;
    --page-platform-guide-background-light: #FFFFFF;
    --page-platform-guide-background-dark: #2D3748;
    --page-platform-guide-accent-gold-dark: #B39700;
    --page-platform-guide-border-color: #E2E8F0;
}

.page-platform-guide {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--page-platform-guide-text-dark);
    background-color: var(--page-platform-guide-background-light);
}

.page-platform-guide__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-platform-guide__hero {
    background: linear-gradient(135deg, var(--page-platform-guide-primary-color) 0%, var(--page-platform-guide-background-dark) 100%);
    color: var(--page-platform-guide-text-light);
    padding: 100px 0;
    text-align: center;
}

.page-platform-guide__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    color: var(--page-platform-guide-secondary-color);
    font-weight: bold;
    line-height: 1.2;
}

.page-platform-guide__hero-description {
    font-size: 1.2em;
    max-width: 800px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.page-platform-guide__cta-button {
    display: inline-block;
    background-color: var(--page-platform-guide-secondary-color);
    color: var(--page-platform-guide-primary-color);
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: none;
    cursor: pointer;
}

.page-platform-guide__cta-button:hover {
    background-color: var(--page-platform-guide-accent-gold-dark);
    transform: translateY(-3px);
}

.page-platform-guide__cta-button--small {
    padding: 10px 20px;
    font-size: 1em;
}

.page-platform-guide__cta-button--final {
    margin-top: 40px;
    padding: 20px 40px;
    font-size: 1.3em;
}

.page-platform-guide__section {
    padding: 60px 0;
    border-bottom: 1px solid var(--page-platform-guide-border-color);
}

.page-platform-guide__section:last-of-type {
    border-bottom: none;
}

.page-platform-guide__section-title {
    font-size: 2.5em;
    color: var(--page-platform-guide-primary-color);
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
}

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

.page-platform-guide__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.page-platform-guide__grid--reverse .page-platform-guide__image {
    order: 2;
}

.page-platform-guide__grid--reverse .page-platform-guide__registration-content,
.page-platform-guide__grid--reverse .page-platform-guide__app-content,
.page-platform-guide__grid--reverse .page-platform-guide__payment-content,
.page-platform-guide__grid--reverse .page-platform-guide__responsible-content {
    order: 1;
}

.page-platform-guide__section h3 {
    font-size: 1.8em;
    color: var(--page-platform-guide-primary-color);
    margin-top: 30px;
    margin-bottom: 15px;
}

.page-platform-guide__section h4 {
    font-size: 1.4em;
    color: var(--page-platform-guide-primary-color);
    margin-top: 25px;
    margin-bottom: 10px;
}

.page-platform-guide__section p {
    margin-bottom: 15px;
    font-size: 1.1em;
}

.page-platform-guide__section ul,
.page-platform-guide__section ol {
    margin-bottom: 20px;
    padding-left: 25px;
}

.page-platform-guide__section li {
    margin-bottom: 10px;
    font-size: 1.05em;
}

.page-platform-guide__image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.page-platform-guide__games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-platform-guide__game-card {
    background-color: var(--page-platform-guide-background-light);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 25px;
    text-align: center;
    transition: transform 0.3s ease;
}

.page-platform-guide__game-card:hover {
    transform: translateY(-5px);
}

.page-platform-guide__game-card h3 {
    font-size: 1.6em;
    margin-top: 20px;
    color: var(--page-platform-guide-primary-color);
}

.page-platform-guide__game-card p {
    font-size: 1em;
    color: #4A5568;
}

.page-platform-guide__game-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

.page-platform-guide__sub-page-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-platform-guide__sub-page-item {
    background-color: var(--page-platform-guide-background-light);
    border: 1px solid var(--page-platform-guide-border-color);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

.page-platform-guide__sub-page-item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.page-platform-guide__sub-page-item h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
}

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

.page-platform-guide__sub-page-link:hover {
    color: var(--page-platform-guide-secondary-color);
}

.page-platform-guide__sub-page-item p {
    font-size: 0.95em;
    color: #6B7280;
    margin-bottom: 15px;
}

.page-platform-guide__read-more {
    display: inline-block;
    background-color: var(--page-platform-guide-primary-color);
    color: var(--page-platform-guide-text-light);
    padding: 8px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 0.9em;
    transition: background-color 0.3s ease;
}

.page-platform-guide__read-more:hover {
    background-color: var(--page-platform-guide-background-dark);
}

.page-platform-guide__section--conclusion {
    text-align: center;
    background-color: var(--page-platform-guide-background-dark);
    color: var(--page-platform-guide-text-light);
    padding: 80px 0;
}

.page-platform-guide__section--conclusion .page-platform-guide__section-title {
    color: var(--page-platform-guide-secondary-color);
}

.page-platform-guide__section--conclusion .page-platform-guide__section-title::after {
    background-color: var(--page-platform-guide-text-light);
}

.page-platform-guide__section--conclusion p {
    max-width: 800px;
    margin: 0 auto 30px;
    font-size: 1.2em;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-platform-guide__hero-title {
        font-size: 2.8em;
    }

    .page-platform-guide__section-title {
        font-size: 2em;
    }

    .page-platform-guide__grid {
        grid-template-columns: 1fr;
    }

    .page-platform-guide__grid--reverse .page-platform-guide__image,
    .page-platform-guide__grid--reverse .page-platform-guide__registration-content,
    .page-platform-guide__grid--reverse .page-platform-guide__app-content,
    .page-platform-guide__grid--reverse .page-platform-guide__payment-content,
    .page-platform-guide__grid--reverse .page-platform-guide__responsible-content {
        order: unset; /* Reset order for mobile */
    }

    .page-platform-guide__games-grid,
    .page-platform-guide__sub-page-list {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-platform-guide__hero {
        padding: 80px 0;
    }

    .page-platform-guide__hero-title {
        font-size: 2.2em;
    }

    .page-platform-guide__hero-description {
        font-size: 1em;
    }

    .page-platform-guide__cta-button {
        padding: 12px 25px;
        font-size: 1em;
    }

    .page-platform-guide__section {
        padding: 40px 0;
    }

    .page-platform-guide__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .page-platform-guide__section h3 {
        font-size: 1.5em;
    }

    .page-platform-guide__section p,
    .page-platform-guide__section li {
        font-size: 0.95em;
    }

    .page-platform-guide__game-card {
        padding: 20px;
    }

    .page-platform-guide__game-card h3 {
        font-size: 1.4em;
    }

    .page-platform-guide__sub-page-item {
        padding: 20px;
    }

    .page-platform-guide__sub-page-item h3 {
        font-size: 1.2em;
    }

    .page-platform-guide__section--conclusion {
        padding: 60px 0;
    }

    .page-platform-guide__section--conclusion p {
        font-size: 1em;
    }

    .page-platform-guide__cta-button--final {
        padding: 15px 30px;
        font-size: 1.1em;
    }
}