/* style/support.css */

/* Biến CSS */
:root {
    --page-support-primary-color: #0A2463;
    --page-support-secondary-color: #FFD700;
    --page-support-text-light: #f8f8f8;
    --page-support-text-dark: #333;
    --page-support-background-light: #ffffff;
    --page-support-background-dark: #0A2463;
    --page-support-border-color: #e0e0e0;
}

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

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

.page-support__hero {
    background: linear-gradient(135deg, var(--page-support-primary-color), #2a4e9a);
    color: var(--page-support-text-light);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-support__hero-title {
    font-size: 3.2em;
    margin-bottom: 20px;
    color: var(--page-support-secondary-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-support__hero-description {
    font-size: 1.3em;
    max-width: 800px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.page-support__btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease;
    font-size: 1.1em;
    cursor: pointer;
    border: none;
}

.page-support__btn--primary {
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-primary-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-support__btn--primary:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
}

.page-support__btn--secondary {
    background-color: var(--page-support-primary-color);
    color: var(--page-support-secondary-color);
    border: 1px solid var(--page-support-secondary-color);
}

.page-support__btn--secondary:hover {
    background-color: #071a44;
    transform: translateY(-3px);
}

.page-support__btn--cta {
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-primary-color);
    padding: 18px 40px;
    font-size: 1.2em;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-support__btn--cta:hover {
    background-color: #e6c200;
    transform: translateY(-5px);
}

.page-support__btn--center {
    display: block;
    margin: 40px auto 0;
    width: fit-content;
}

.page-support__section {
    padding: 60px 0;
    background-color: var(--page-support-background-light);
}

.page-support__section:nth-of-type(even) {
    background-color: #f9f9f9;
}

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

.page-support__section-title::after {
    content: '';
    width: 80px;
    height: 4px;
    background-color: var(--page-support-secondary-color);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.page-support__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 800px;
    margin: -20px auto 50px;
    color: #555;
}

.page-support__faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.page-support__faq-item {
    background-color: #fff;
    border: 1px solid var(--page-support-border-color);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.page-support__faq-item:hover {
    transform: translateY(-5px);
}

.page-support__faq-question {
    font-size: 1.3em;
    color: var(--page-support-primary-color);
    margin-bottom: 15px;
}

.page-support__faq-answer {
    font-size: 1em;
    color: #666;
}

.page-support__link-text {
    color: var(--page-support-primary-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
    margin-top: 15px;
    display: inline-block;
}

.page-support__link-text:hover {
    color: var(--page-support-secondary-color);
    text-decoration: underline;
}

.page-support__image-wrapper {
    text-align: center;
    margin-top: 40px;
}

.page-support__image-wrapper--bottom {
    margin-top: 60px;
}

.page-support__image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.page-support__contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-support__contact-card {
    background-color: var(--page-support-primary-color);
    color: var(--page-support-text-light);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.page-support__contact-card:hover {
    transform: translateY(-8px);
    background-color: #071a44;
}

.page-support__contact-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 5px var(--page-support-secondary-color));
}

.page-support__card-title {
    font-size: 1.5em;
    color: var(--page-support-secondary-color);
    margin-bottom: 15px;
}

.page-support__contact-card p {
    font-size: 0.95em;
    margin-bottom: 25px;
    opacity: 0.9;
}

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

.page-support__guide-item {
    background-color: #fff;
    border: 1px solid var(--page-support-border-color);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.page-support__guide-title {
    font-size: 1.25em;
    margin-bottom: 10px;
}

.page-support__guide-link {
    color: var(--page-support-primary-color);
    text-decoration: none;
    font-weight: bold;
}

.page-support__guide-link:hover {
    color: var(--page-support-secondary-color);
    text-decoration: underline;
}

.page-support__guide-item p {
    color: #666;
    font-size: 0.95em;
}

.page-support__cta {
    background: linear-gradient(45deg, #0A2463, #1e3a7a);
    color: var(--page-support-text-light);
    padding: 80px 0;
    text-align: center;
}

.page-support__cta-title {
    font-size: 2.8em;
    margin-bottom: 20px;
    color: var(--page-support-secondary-color);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.page-support__cta-description {
    font-size: 1.2em;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.page-support__footer {
    background-color: #071a44;
    color: #a0a0a0;
    padding: 25px 0;
    text-align: center;
    font-size: 0.9em;
}

.page-support__copyright {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-support__hero {
        padding: 80px 0;
    }

    .page-support__hero-title {
        font-size: 2.5em;
    }

    .page-support__hero-description {
        font-size: 1.1em;
    }

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

    .page-support__faq-grid,
    .page-support__contact-grid,
    .page-support__guides-grid {
        grid-template-columns: 1fr;
    }

    .page-support__faq-item,
    .page-support__contact-card,
    .page-support__guide-item {
        padding: 25px;
    }

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

    .page-support__cta-description {
        font-size: 1.1em;
    }
}

@media (max-width: 480px) {
    .page-support__hero {
        padding: 60px 0;
    }

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

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

    .page-support__btn {
        padding: 12px 25px;
        font-size: 1em;
    }

    .page-support__section {
        padding: 40px 0;
    }

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

    .page-support__section-description {
        margin-bottom: 30px;
    }

    .page-support__faq-question {
        font-size: 1.2em;
    }

    .page-support__contact-icon {
        width: 50px;
        height: 50px;
    }

    .page-support__card-title {
        font-size: 1.3em;
    }

    .page-support__cta-title {
        font-size: 1.8em;
    }

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