/* style/platforms.css */

/* Biến CSS */
:root {
    --page-platforms-primary-color: #1A2B4C;
    --page-platforms-secondary-color: #FFD700;
    --page-platforms-text-light: #F0F2F5;
    --page-platforms-text-dark: #333333;
    --page-platforms-background-light: #FFFFFF;
    --page-platforms-background-dark: #0F1D33;
    --page-platforms-accent-hover: #E6C200;
    --page-platforms-border-color: #3A4C6B;
}

/* Tổng quan trang */
.page-platforms {
    font-family: 'Arial', sans-serif;
    color: var(--page-platforms-text-dark);
    line-height: 1.6;
    background-color: var(--page-platforms-background-light);
}

.page-platforms .highlight {
    color: var(--page-platforms-secondary-color);
    font-weight: bold;
}

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

.page-platforms__section-title {
    font-size: 2.5em;
    color: var(--page-platforms-primary-color);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

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

.page-platforms__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.page-platforms__btn--primary {
    background-color: var(--page-platforms-primary-color);
    color: var(--page-platforms-text-light);
}

.page-platforms__btn--primary:hover {
    background-color: #0F1D33; /* Darker shade of primary */
    transform: translateY(-2px);
}

.page-platforms__btn--secondary {
    background-color: transparent;
    color: var(--page-platforms-primary-color);
    border: 2px solid var(--page-platforms-primary-color);
}

.page-platforms__btn--secondary:hover {
    background-color: var(--page-platforms-primary-color);
    color: var(--page-platforms-text-light);
    transform: translateY(-2px);
}

.page-platforms__btn--accent {
    background-color: var(--page-platforms-secondary-color);
    color: var(--page-platforms-primary-color);
}

.page-platforms__btn--accent:hover {
    background-color: var(--page-platforms-accent-hover);
    transform: translateY(-2px);
}

.page-platforms__btn--small {
    padding: 8px 15px;
    font-size: 0.9em;
}

.page-platforms__btn--large {
    padding: 15px 30px;
    font-size: 1.1em;
}

/* Hero Section */
.page-platforms__hero {
    background-color: var(--page-platforms-background-dark);
    color: var(--page-platforms-text-light);
    padding: 80px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    text-align: center;
}

.page-platforms__hero-content {
    max-width: 600px;
    text-align: left;
}

.page-platforms__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--page-platforms-text-light);
}

.page-platforms__hero-description {
    font-size: 1.2em;
    margin-bottom: 30px;
    color: #CED4DA;
}

.page-platforms__hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.page-platforms__hero-image-wrapper {
    flex-shrink: 0;
    max-width: 500px;
}

.page-platforms__hero-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

/* Intro Section */
.page-platforms__intro {
    padding: 60px 0;
    background-color: var(--page-platforms-background-light);
}

.page-platforms__intro p {
    margin-bottom: 15px;
    text-align: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    color: var(--page-platforms-text-dark);
}

/* Features Section */
.page-platforms__features {
    padding: 60px 0;
    background-color: #F8F9FA;
}

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

.page-platforms__feature-item {
    background-color: var(--page-platforms-background-light);
    border: 1px solid var(--page-platforms-border-color);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-platforms__feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.page-platforms__feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.1)); /* Soft shadow for icons */
}

.page-platforms__feature-heading {
    font-size: 1.5em;
    color: var(--page-platforms-primary-color);
    margin-bottom: 10px;
}

.page-platforms__feature-item p {
    color: #555;
}

/* Reviews Section */
.page-platforms__reviews {
    padding: 60px 0;
    background-color: var(--page-platforms-background-light);
}

.page-platforms__reviews > p {
    text-align: center;
    margin-bottom: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    color: var(--page-platforms-text-dark);
}

.page-platforms__review-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.page-platforms__review-card {
    background-color: var(--page-platforms-background-light);
    border: 1px solid var(--page-platforms-border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-platforms__review-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-platforms__review-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-bottom: 1px solid var(--page-platforms-border-color);
}

.page-platforms__review-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-platforms__review-title {
    font-size: 1.6em;
    margin-bottom: 10px;
    color: var(--page-platforms-primary-color);
}

.page-platforms__review-title a {
    color: var(--page-platforms-primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-platforms__review-title a:hover {
    color: var(--page-platforms-secondary-color);
}

.page-platforms__review-description {
    font-size: 0.95em;
    color: #666;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-platforms__review-actions {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: auto; /* Push buttons to the bottom */
}

/* CTA Section */
.page-platforms__cta {
    background-color: var(--page-platforms-primary-color);
    color: var(--page-platforms-text-light);
    padding: 80px 0;
    text-align: center;
}

.page-platforms__cta .page-platforms__section-title {
    color: var(--page-platforms-text-light);
}

.page-platforms__cta .page-platforms__section-title::after {
    background-color: var(--page-platforms-secondary-color);
}

.page-platforms__cta p {
    font-size: 1.1em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #E0E6EF;
}

.page-platforms__cta-actions {
    display: flex;
    gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-platforms__cta .page-platforms__btn--secondary {
    border-color: var(--page-platforms-secondary-color);
    color: var(--page-platforms-secondary-color);
}

.page-platforms__cta .page-platforms__btn--secondary:hover {
    background-color: var(--page-platforms-secondary-color);
    color: var(--page-platforms-primary-color);
}

/* FAQ Section */
.page-platforms__faq {
    padding: 60px 0;
    background-color: #F8F9FA;
}

.page-platforms__accordion {
    max-width: 900px;
    margin: 0 auto;
}

.page-platforms__accordion-item {
    background-color: var(--page-platforms-background-light);
    border: 1px solid var(--page-platforms-border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-platforms__accordion-header {
    padding: 20px;
    font-size: 1.3em;
    color: var(--page-platforms-primary-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--page-platforms-background-light);
    transition: background-color 0.3s ease;
}

.page-platforms__accordion-header:hover {
    background-color: #F0F2F5;
}

.page-platforms__accordion-header::after {
    content: '+';
    font-size: 1.5em;
    color: var(--page-platforms-secondary-color);
    transition: transform 0.3s ease;
}

.page-platforms__accordion-header.active::after {
    content: '-';
    transform: rotate(180deg);
}

.page-platforms__accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    color: #555;
}

.page-platforms__accordion-content p {
    padding-bottom: 20px;
}

.page-platforms__accordion-header.active + .page-platforms__accordion-content {
    max-height: 200px; /* Adjust as needed for content */
    padding-top: 10px;
}

/* Contact Section */
.page-platforms__contact {
    padding: 60px 0;
    background-color: var(--page-platforms-background-dark);
    color: var(--page-platforms-text-light);
    text-align: center;
}

.page-platforms__contact .page-platforms__section-title {
    color: var(--page-platforms-text-light);
}

.page-platforms__contact .page-platforms__section-title::after {
    background-color: var(--page-platforms-secondary-color);
}

.page-platforms__contact p {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: #E0E6EF;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-platforms__hero {
        flex-direction: column;
        padding: 60px 0;
    }

    .page-platforms__hero-content {
        text-align: center;
    }

    .page-platforms__hero-title {
        font-size: 2.8em;
    }

    .page-platforms__hero-actions {
        justify-content: center;
    }

    .page-platforms__review-list {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-platforms__section-title {
        font-size: 2em;
    }

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

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

    .page-platforms__btn {
        padding: 10px 20px;
        font-size: 0.9em;
    }

    .page-platforms__cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .page-platforms__btn--large {
        width: 80%;
    }

    .page-platforms__review-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .page-platforms__hero-title {
        font-size: 1.8em;
    }

    .page-platforms__hero-actions {
        flex-direction: column;
        gap: 15px;
    }

    .page-platforms__btn {
        width: 100%;
    }

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