.page-huong-dan-nap-rut {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333333; /* Default text color for light backgrounds */
    background-color: #F5F7FA; /* Default background for the page */
}

.page-huong-dan-nap-rut__container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* --- Hero Section --- */
.page-huong-dan-nap-rut__hero-section {
    padding-top: 10px; /* Small top padding, not var(--header-offset) */
    padding-bottom: 40px;
    text-align: center;
    background-color: #F5F7FA; /* Light background for hero */
    color: #333333;
}

.page-huong-dan-nap-rut__main-title {
    font-size: clamp(2em, 3.5vw, 2.8em); /* Responsive font size */
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #E53935; /* Brand red for main title */
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-huong-dan-nap-rut__description {
    font-size: 1.1em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-huong-dan-nap-rut__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.page-huong-dan-nap-rut__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text wrap */
    word-wrap: break-word; /* Allow text wrap */
    text-align: center;
    box-sizing: border-box;
    max-width: 100%; /* Ensure button doesn't overflow */
}

.page-huong-dan-nap-rut__btn--primary {
    background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(229, 57, 53, 0.4);
}

.page-huong-dan-nap-rut__btn--primary:hover {
    background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
    box-shadow: 0 6px 20px rgba(229, 57, 53, 0.6);
}

.page-huong-dan-nap-rut__btn--secondary {
    background-color: #ffffff;
    color: #E53935;
    border: 2px solid #E53935;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-huong-dan-nap-rut__btn--secondary:hover {
    background-color: #E53935;
    color: #ffffff;
    box-shadow: 0 6px 15px rgba(229, 57, 53, 0.3);
}

/* --- Content Sections --- */
.page-huong-dan-nap-rut__content-section {
    padding: 60px 0;
}

.page-huong-dan-nap-rut__dark-section {
    background-color: #E53935; /* Brand red background */
    color: #ffffff;
}

.page-huong-dan-nap-rut__light-bg {
    background-color: #F5F7FA;
    color: #333333;
}

.page-huong-dan-nap-rut__section-title {
    font-size: 2.2em;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    color: inherit; /* Inherit color from parent section */
}

.page-huong-dan-nap-rut__text-block {
    font-size: 1.05em;
    margin-bottom: 25px;
    text-align: justify;
}

/* --- Info Card --- */
.page-huong-dan-nap-rut__info-card {
    background-color: #ffffff;
    border: 1px solid #E0E0E0;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    color: #333333; /* Ensure dark text on light card */
}

.page-huong-dan-nap-rut__card-title {
    font-size: 1.8em;
    font-weight: 600;
    color: #E53935; /* Brand red for card titles */
    margin-bottom: 25px;
    text-align: center;
}

.page-huong-dan-nap-rut__step-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-huong-dan-nap-rut__step-list li {
    margin-bottom: 20px;
}

.page-huong-dan-nap-rut__step-title {
    font-size: 1.3em;
    color: #333333;
    margin-bottom: 10px;
    font-weight: 600;
}

.page-huong-dan-nap-rut__step-list p {
    font-size: 1em;
    margin-left: 20px; /* Indent step descriptions */
}

/* --- Warning Card --- */
.page-huong-dan-nap-rut__warning-card {
    background-color: #fff3cd; /* Light yellow background for warnings */
    border: 1px solid #ffeeba;
    border-left: 5px solid #ffc107; /* Yellow border for emphasis */
    border-radius: 5px;
    padding: 20px;
    margin-top: 30px;
    color: #664d03; /* Dark text for warnings */
}

.page-huong-dan-nap-rut__warning-title {
    font-size: 1.2em;
    font-weight: 600;
    color: #856404;
    margin-bottom: 15px;
}

.page-huong-dan-nap-rut__warning-list {
    list-style: disc;
    margin-left: 20px;
    padding-left: 0;
}

.page-huong-dan-nap-rut__warning-list li {
    margin-bottom: 8px;
}

/* --- Promo Box (used for safety tips) --- */
.page-huong-dan-nap-rut__promo-box {
    background-color: #ffffff;
    border: 1px solid #E0E0E0;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    color: #333333;
}

.page-huong-dan-nap-rut__promo-title {
    font-size: 1.5em;
    font-weight: 600;
    color: #E53935;
    margin-bottom: 15px;
}

/* --- Images --- */
.page-huong-dan-nap-rut__image-wrapper {
    margin: 30px auto;
    max-width: 100%;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
}

.page-huong-dan-nap-rut__image-wrapper img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    object-fit: cover;
    width: 100%; /* Ensure image fills its container */
}

.page-huong-dan-nap-rut__image-caption {
    font-size: 0.9em;
    color: #666666;
    text-align: center;
    padding: 10px 0;
    background-color: #f9f9f9;
    border-top: 1px solid #E0E0E0;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

/* --- FAQ Section (Details/Summary based) --- */
.page-huong-dan-nap-rut__faq-list {
    margin-top: 40px;
}

.page-huong-dan-nap-rut__faq-item {
    background-color: #ffffff;
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    color: #333333;
}

.page-huong-dan-nap-rut__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.15em;
    font-weight: 600;
    color: #E53935;
    cursor: pointer;
    list-style: none; /* Remove default details marker */
    position: relative;
}

/* Hide default details marker */
.page-huong-dan-nap-rut__faq-item summary::-webkit-details-marker {
    display: none;
}
.page-huong-dan-nap-rut__faq-item summary::marker {
    display: none;
}

.page-huong-dan-nap-rut__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    color: #E53935;
    transition: transform 0.3s ease;
}

.page-huong-dan-nap-rut__faq-item[open] .page-huong-dan-nap-rut__faq-toggle {
    transform: rotate(45deg); /* Change + to x or rotate */
}

.page-huong-dan-nap-rut__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: #333333;
    text-align: justify;
}

.page-huong-dan-nap-rut__faq-answer p {
    margin-bottom: 10px;
}

.page-huong-dan-nap-rut__list-item {
    list-style: disc;
    margin-left: 20px;
    margin-top: 10px;
}

/* --- Conclusion Section --- */
.page-huong-dan-nap-rut__conclusion-section {
    text-align: center;
    padding-top: 50px;
    padding-bottom: 60px;
}

.page-huong-dan-nap-rut__conclusion-section .page-huong-dan-nap-rut__section-title {
    color: #ffffff;
}

.page-huong-dan-nap-rut__conclusion-section .page-huong-dan-nap-rut__text-block {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
    color: #f0f0f0;
}

.page-huong-dan-nap-rut__text-link {
    color: #FF5A4F; /* Brighter red for links */
    text-decoration: underline;
}

.page-huong-dan-nap-rut__text-link:hover {
    color: #E53935;
    text-decoration: none;
}

/* --- Mobile Responsiveness (max-width: 768px) --- */
@media (max-width: 768px) {
    .page-huong-dan-nap-rut {
        font-size: 16px;
        line-height: 1.65;
    }

    /* 1. 顶区标题 + 双 CTA */
    .page-huong-dan-nap-rut__hero-section {
        padding-top: 10px !important; /* Enforce small top padding */
        padding-bottom: 30px;
    }

    .page-huong-dan-nap-rut__main-title {
        font-size: 1.8em;
        margin-bottom: 15px;
        padding: 0 15px; /* Add horizontal padding for text */
    }

    .page-huong-dan-nap-rut__description {
        font-size: 1em;
        margin-bottom: 25px;
        padding: 0 15px;
    }

    .page-huong-dan-nap-rut__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 10px;
        padding: 0 15px;
    }

    /* 2. 单栏长文容器 */
    .page-huong-dan-nap-rut__container,
    .page-huong-dan-nap-rut__content-section,
    .page-huong-dan-nap-rut__info-card,
    .page-huong-dan-nap-rut__warning-card,
    .page-huong-dan-nap-rut__promo-box {
        padding-left: 15px !important;
        padding-right: 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .page-huong-dan-nap-rut__content-section {
        padding-top: 30px;
        padding-bottom: 30px;
    }

    .page-huong-dan-nap-rut__section-title {
        font-size: 1.6em;
        margin-bottom: 25px;
        padding: 0;
    }

    .page-huong-dan-nap-rut__card-title {
        font-size: 1.4em;
        margin-bottom: 20px;
    }

    .page-huong-dan-nap-rut__step-title {
        font-size: 1.15em;
    }

    .page-huong-dan-nap-rut__step-list p {
        margin-left: 0; /* Remove indent for mobile steps */
    }

    /* 3. 通用图片与 figure */
    .page-huong-dan-nap-rut__image-wrapper {
        margin: 20px auto;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-huong-dan-nap-rut__image-wrapper img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-huong-dan-nap-rut__image-caption {
        font-size: 0.85em;
    }

    /* 4. 按钮与按钮容器 */
    .page-huong-dan-nap-rut__btn {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 15px !important; /* Adjust button padding */
        font-size: 1em !important;
    }
    
    .page-huong-dan-nap-rut__cta-buttons {
        flex-direction: column !important; /* Ensure vertical stacking for buttons */
        gap: 10px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    /* 5. FAQ 区块 */
    .page-huong-dan-nap-rut__faq-item {
        margin-bottom: 10px;
    }

    .page-huong-dan-nap-rut__faq-question {
        padding: 15px 20px;
        font-size: 1em;
    }

    .page-huong-dan-nap-rut__faq-toggle {
        font-size: 1.3em;
    }

    .page-huong-dan-nap-rut__faq-answer {
        padding: 0 20px 15px 20px;
        font-size: 0.95em;
    }
    
    .page-huong-dan-nap-rut__conclusion-section .page-huong-dan-nap-rut__text-block {
        padding: 0 15px;
    }
}