/* style/support.css */

/* Biến CSS cục bộ cho trang hỗ trợ */
:root {
    --page-support-primary-color: #26A9E0;
    --page-support-secondary-color: #FFFFFF;
    --page-support-text-dark: #333333;
    --page-support-text-light: #FFFFFF;
    --page-support-bg-light: #FFFFFF;
    --page-support-bg-dark: #1a1a1a; /* Giả định body background là dark-bg-1 */
    --page-support-button-login: #EA7C07;
}

/* Các kiểu chung cho trang hỗ trợ */
.page-support {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--page-support-text-light); /* Mặc định text sáng trên nền tối của body */
    background-color: var(--page-support-bg-dark); /* Để đảm bảo màu nền cục bộ */
}

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

.page-support__section-title {
    font-size: 2.5rem;
    color: var(--page-support-primary-color);
    text-align: center;
    margin-bottom: 30px;
    font-weight: bold;
}

.page-support__section-description {
    font-size: 1.1rem;
    color: var(--page-support-text-light);
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.page-support__hero-section {
    position: relative;
    width: 100%;
    padding: 100px 0 60px; /* Thêm padding-top để tránh header cố định */
    padding-top: var(--header-offset, 120px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--page-support-secondary-color);
    background: linear-gradient(135deg, #26A9E0, #187cb3);
    overflow: hidden;
}

.page-support__hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
    margin-bottom: 40px;
}

.page-support__main-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: 700;
}

.page-support__intro-text {
    font-size: 1.3rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

.page-support__hero-video-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin-top: 40px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.page-support__hero-video {
    width: 100%;
    height: auto;
    display: block;
}

/* Buttons */
.page-support__cta-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.page-support__btn-primary {
    background-color: var(--page-support-primary-color);
    color: var(--page-support-secondary-color);
    border: 2px solid var(--page-support-primary-color);
}

.page-support__btn-primary:hover {
    background-color: #1a8cc4;
    border-color: #1a8cc4;
    transform: translateY(-3px);
}

.page-support__btn-secondary {
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-primary-color);
    border: 2px solid var(--page-support-primary-color);
    margin-left: 15px;
}

.page-support__btn-secondary:hover {
    background-color: #e0f2f7;
    color: #1a8cc4;
    border-color: #1a8cc4;
    transform: translateY(-3px);
}

/* Sections */
.page-support__light-bg {
    background-color: var(--page-support-bg-light);
    color: var(--page-support-text-dark);
    padding: 80px 0;
}

.page-support__dark-bg {
    background-color: var(--page-support-bg-dark);
    color: var(--page-support-text-light);
    padding: 80px 0;
}

/* Channels Section */
.page-support__channels-section .page-support__section-description {
    color: var(--page-support-text-dark);
}

.page-support__channel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-support__channel-card {
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-text-dark);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__channel-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.page-support__channel-icon {
    width: 100%; /* Đảm bảo hình ảnh chiếm hết chiều rộng */
    max-width: 300px; /* Giới hạn kích thước tối đa của hình ảnh */
    height: auto;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-support__channel-title {
    font-size: 1.8rem;
    color: var(--page-support-primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__channel-text {
    font-size: 1rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

/* How-to Section */
.page-support__how-to-section .page-support__section-description {
    color: var(--page-support-text-light);
}

.page-support__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-support__step-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-support__step-number {
    background-color: var(--page-support-primary-color);
    color: var(--page-support-secondary-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    margin: -60px auto 20px;
    border: 4px solid var(--page-support-bg-dark);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-support__step-title {
    font-size: 1.6rem;
    color: var(--page-support-primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__step-text {
    font-size: 1rem;
    color: var(--page-support-text-light);
}

/* FAQ Section */
.page-support__faq-section .page-support__section-description {
    color: var(--page-support-text-dark);
}

.page-support__faq-list {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-support__faq-item {
    background-color: var(--page-support-secondary-color);
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    background-color: #f9f9f9;
    transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
    background-color: #f0f0f0;
}

.page-support__faq-title {
    font-size: 1.25rem;
    color: var(--page-support-text-dark);
    margin: 0;
    font-weight: 600;
}

.page-support__faq-toggle {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--page-support-primary-color);
    transition: transform 0.3s ease;
    line-height: 1;
}

.page-support__faq-item.active .page-support__faq-toggle {
    transform: rotate(45deg);
}

.page-support__faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 25px;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-text-dark);
}

.page-support__faq-item.active .page-support__faq-answer {
    max-height: 1000px !important; /* Đủ lớn để chứa mọi nội dung */
    padding: 20px 25px;
}

.page-support__faq-answer p {
    margin: 0;
    font-size: 1rem;
    color: var(--page-support-text-dark);
}

/* Commitment Section */
.page-support__commitment-section .page-support__section-description {
    color: var(--page-support-text-light);
}

.page-support__commitment-list {
    list-style: none;
    padding: 0;
    margin-top: 50px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-support__commitment-item {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
}

.page-support__commitment-heading {
    font-size: 1.8rem;
    color: var(--page-support-primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__commitment-text {
    font-size: 1rem;
    color: var(--page-support-text-light);
}

/* Safety Tips Section */
.page-support__safety-tips-section .page-support__section-description {
    color: var(--page-support-text-dark);
}

.page-support__tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-support__tip-card {
    background-color: var(--page-support-secondary-color);
    color: var(--page-support-text-dark);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-support__tip-icon {
    width: 100%;
    max-width: 250px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-support__tip-title {
    font-size: 1.6rem;
    color: var(--page-support-primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__tip-text {
    font-size: 1rem;
}

/* CTA Section */
.page-support__cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #187cb3, #26A9E0);
}

.page-support__cta-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.page-support__cta-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-support__cta-content {
    max-width: 600px;
    text-align: left;
    color: var(--page-support-secondary-color);
}

.page-support__cta-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.page-support__cta-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

.page-support__cta-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-support__main-title {
        font-size: 3rem;
    }

    .page-support__intro-text {
        font-size: 1.1rem;
    }

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

    .page-support__section-description {
        font-size: 1rem;
    }

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

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

    .page-support__hero-section {
        padding-top: var(--header-offset, 100px);
    }
}

@media (max-width: 768px) {
    .page-support__hero-section {
        padding-top: var(--header-offset, 120px) !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-support__main-title {
        font-size: 2.2rem;
    }

    .page-support__intro-text {
        font-size: 0.95rem;
    }

    .page-support__cta-button {
        padding: 12px 25px;
        font-size: 1rem;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        margin-left: 0 !important; /* Remove margin for stacked buttons */
    }

    .page-support__btn-secondary {
        margin-left: 0;
    }

    .page-support__cta-buttons {
        flex-direction: column;
        gap: 10px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
    }

    .page-support__hero-video-wrapper {
        padding: 0 15px;
        box-sizing: border-box;
    }

    .page-support video,
    .page-support__hero-video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-support__channels-section,
    .page-support__how-to-section,
    .page-support__faq-section,
    .page-support__commitment-section,
    .page-support__safety-tips-section,
    .page-support__cta-section {
        padding: 60px 0;
    }

    .page-support__section-title {
        font-size: 1.8rem;
    }

    .page-support__section-description {
        font-size: 0.9rem;
    }

    .page-support__channel-grid,
    .page-support__steps-grid,
    .page-support__commitment-list,
    .page-support__tips-grid {
        grid-template-columns: 1fr;
    }

    .page-support__channel-card,
    .page-support__step-item,
    .page-support__commitment-item,
    .page-support__tip-card {
        padding: 25px;
    }

    .page-support__step-number {
        margin-top: -50px;
    }

    .page-support__faq-question {
        padding: 15px 20px;
    }

    .page-support__faq-title {
        font-size: 1.1rem;
    }

    .page-support__faq-answer {
        padding: 15px 20px;
    }

    .page-support__cta-container {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .page-support__cta-image {
        max-width: 100%;
        padding: 0 15px;
        box-sizing: border-box;
    }

    .page-support__cta-content {
        text-align: center;
        padding: 0 15px;
    }

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

    .page-support__cta-description {
        font-size: 0.95rem;
    }

    /* Mobile image responsiveness */
    .page-support img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-support__channel-icon,
    .page-support__tip-icon,
    .page-support__cta-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
    }

    .page-support__container,
    .page-support__channel-grid,
    .page-support__steps-grid,
    .page-support__commitment-list,
    .page-support__tips-grid,
    .page-support__faq-list,
    .page-support__cta-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow-x: hidden !important;
    }
}

/* Ensure content images are not small */
.page-support__channel-icon,
.page-support__tip-icon,
.page-support__cta-image {
    min-width: 200px;
    min-height: 200px;
}

/* No filter on images */
.page-support img {
    filter: none;
}