/* style/blog.css */

/* Biến màu sắc */
:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --text-main-color: #F2FFF6;
    --text-secondary-color: #A7D9B8;
    --bg-dark-color: #08160F;
    --card-bg-color: #11271B;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

/* Thiết lập chung cho trang blog */
.page-blog {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-main-color); /* Mặc định chữ sáng trên nền tối */
    background-color: var(--bg-dark-color); /* Nền tối */
}

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

/* Hero Section */
.page-blog__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ hơn để body padding-top xử lý khoảng cách với header */
    background-color: var(--deep-green-color);
    text-align: center;
    overflow: hidden;
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 700px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 40px;
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.page-blog__hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin-top: 20px; /* Khoảng cách từ ảnh */
}

.page-blog__main-title {
    font-weight: 700;
    color: var(--text-main-color);
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.page-blog__intro-text {
    font-size: 1.15rem;
    color: var(--text-secondary-color);
    margin-bottom: 30px;
}

.page-blog__cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
}

/* General Content Area */
.page-blog__content-area {
    padding: 60px 0;
}

.page-blog__light-bg {
    background-color: var(--card-bg-color);
    color: var(--text-main-color);
}

.page-blog__dark-section {
    background-color: var(--bg-dark-color);
    color: var(--text-main-color);
}

.page-blog__section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.page-blog__sub-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-top: 40px;
    margin-bottom: 20px;
    border-left: 5px solid var(--gold-color);
    padding-left: 15px;
}

.page-blog p {
    font-size: 1.05rem;
    margin-bottom: 15px;
    color: var(--text-secondary-color);
}

.page-blog__link {
    color: var(--glow-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-blog__link:hover {
    color: var(--gold-color);
    text-decoration: underline;
}

/* Lists */
.page-blog__feature-list,
.page-blog__troubleshooting-list,
.page-blog__requirement-list,
.page-blog__app-benefits,
.page-blog__vip-benefits,
.page-blog__verification-list {
    list-style: disc;
    margin-left: 25px;
    margin-bottom: 20px;
    color: var(--text-secondary-color);
}

.page-blog__feature-list li,
.page-blog__troubleshooting-list li,
.page-blog__requirement-list li,
.page-blog__app-benefits li,
.page-blog__vip-benefits li,
.page-blog__verification-list li {
    margin-bottom: 10px;
    font-size: 1.05rem;
}

.page-blog__registration-steps {
    list-style: decimal;
    margin-left: 25px;
    margin-bottom: 20px;
    color: var(--text-secondary-color);
}

.page-blog__registration-steps li {
    margin-bottom: 10px;
    font-size: 1.05rem;
}

/* Images */
.page-blog__image-full-width {
    width: 100%;
    height: auto;
    display: block;
    margin: 30px 0;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    object-fit: cover;
}

.page-blog__app-download-guide {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin-top: 30px;
}

.page-blog__download-platform {
    flex: 1;
    min-width: 300px;
    max-width: 45%;
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    text-align: center;
}

.page-blog__platform-title {
    font-size: 1.5rem;
    color: var(--gold-color);
    margin-bottom: 20px;
}

.page-blog__download-platform ol {
    list-style: decimal;
    margin-left: 20px;
    text-align: left;
    color: var(--text-secondary-color);
}

.page-blog__download-platform li {
    margin-bottom: 10px;
}

.page-blog__download-image {
    width: 100%;
    max-width: 200px;
    height: auto;
    display: block;
    margin: 20px auto 0 auto;
    border-radius: 5px;
}

/* Buttons */
.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-blog__btn-primary {
    background: var(--button-gradient);
    color: #ffffff; /* Nút chính luôn màu trắng */
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-blog__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-blog__btn-secondary {
    background-color: var(--card-bg-color);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(17, 168, 78, 0.2);
}

.page-blog__btn-secondary:hover {
    transform: translateY(-3px);
    background-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 6px 20px rgba(17, 168, 78, 0.4);
}

/* FAQ Section */
.page-blog__faq-list {
    margin-top: 40px;
}

.page-blog__faq-item {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-blog__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-main-color);
    cursor: pointer;
    background-color: var(--deep-green-color);
    border-bottom: 1px solid var(--divider-color);
    transition: background-color 0.3s ease;
}

.page-blog__faq-question:hover {
    background-color: var(--primary-color);
}

.page-blog__faq-qtext {
    flex-grow: 1;
}

.page-blog__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--gold-color);
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
    content: '−'; /* Changed by JS for better control */
}

.page-blog__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--text-secondary-color);
    background-color: var(--card-bg-color);
}

.page-blog__faq-answer p {
    margin-bottom: 0;
    color: var(--text-secondary-color);
}

/* Details/Summary specific styles for cross-browser consistency */
.page-blog__faq-item summary {
    list-style: none;
}

.page-blog__faq-item summary::-webkit-details-marker {
    display: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-blog__main-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }

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

    .page-blog__sub-title {
        font-size: 1.6rem;
    }

    .page-blog__download-platform {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .page-blog {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-blog__hero-section {
        padding: 40px 15px;
        min-height: 400px;
    }

    .page-blog__hero-image-wrapper {
        margin-bottom: 20px;
    }

    .page-blog__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }

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

    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .page-blog__btn-primary,
    .page-blog__btn-secondary {
        width: 100% !important;
        padding: 12px 20px;
    }

    .page-blog__content-area {
        padding: 40px 0;
    }

    .page-blog__container {
        padding: 0 15px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Ensure no horizontal scroll */
    }

    .page-blog__section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }

    .page-blog__sub-title {
        font-size: 1.4rem;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    .page-blog p,
    .page-blog li {
        font-size: 0.95rem;
    }

    .page-blog__image-full-width {
        margin: 20px 0;
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-blog__download-platform {
        padding: 20px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-blog__download-platform ol {
        margin-left: 15px;
    }

    .page-blog__faq-question {
        padding: 15px 20px;
        font-size: 1.1rem;
    }

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

    /* Ensure all images are responsive */
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    /* All containers of images/buttons/videos must be responsive */
    .page-blog__section,
    .page-blog__card,
    .page-blog__container,
    .page-blog__video-section,
    .page-blog__video-container,
    .page-blog__video-wrapper,
    .page-blog__cta-buttons,
    .page-blog__button-group,
    .page-blog__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
}