:root {
    --main-color: #113B7A;
    --accent-color: #1D5FD1;
    --button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    --card-bg: #10233F;
    --text-main: #F3F8FF;
    --text-secondary: #AFC4E8;
    --border-color: #244D84;
    --glow-color: #4FA8FF;
    --gold: #F2C14E;
    --divider-color: #1B3357;
    --deep-navy: #08162B; /* This should match shared.css var(--color-deep-navy) */
}

/* Base styles for the page content, assuming dark body background */
.page-blog-huong-dan-dang-ky-42vn {
    color: var(--text-main); /* #F3F8FF */
    background-color: transparent; /* Inherits from body (var(--color-deep-navy)) */
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.page-blog-huong-dan-dang-ky-42vn__container {
    max-width: 1170px;
    margin: 0 auto;
    padding: 0 16px;
    box-sizing: border-box;
}

/* Hero Section */
.page-blog-huong-dan-dang-ky-42vn__hero-section {
    padding-top: 10px; /* Specific top padding */
    padding-bottom: 60px;
    background-color: var(--color-deep-navy); /* Ensure dark background for contrast with light text */
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__hero-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 60px 0;
}

.page-blog-huong-dan-dang-ky-42vn__hero-content {
    flex: 1 1 50%;
    min-width: 300px;
    color: var(--text-main); /* #F3F8FF - Overriding any dark default from prompt */
}

.page-blog-huong-dan-dang-ky-42vn__main-title {
    font-size: 3.2em;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--gold); /* #F2C14E for titles */
}

.page-blog-huong-dan-dang-ky-42vn__hero-description {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: var(--text-secondary); /* #AFC4E8 */
}

.page-blog-huong-dan-dang-ky-42vn__cta-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.page-blog-huong-dan-dang-ky-42vn__hero-image {
    flex: 1 1 40%;
    min-width: 300px;
    text-align: center;
}

.page-blog-huong-dan-dang-ky-42vn__hero-graphic {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Guide Section */
.page-blog-huong-dan-dang-ky-42vn__guide-section {
    padding: 60px 0;
    background-color: var(--deep-navy); /* #08162B */
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__section-title {
    font-size: 2.5em;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--gold); /* #F2C14E */
}

.page-blog-huong-dan-dang-ky-42vn__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    color: var(--text-secondary); /* #AFC4E8 */
}

.page-blog-huong-dan-dang-ky-42vn__step-item {
    background-color: var(--card-bg); /* #10233F */
    border: 1px solid var(--border-color); /* #244D84 */
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-huong-dan-dang-ky-42vn__step-title {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--gold); /* #F2C14E */
}

.page-blog-huong-dan-dang-ky-42vn__step-content p {
    margin-bottom: 15px;
    color: var(--text-secondary); /* #AFC4E8 */
}

.page-blog-huong-dan-dang-ky-42vn__step-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px;
    display: block;
}

.page-blog-huong-dan-dang-ky-42vn__info-list {
    list-style: disc inside;
    margin-left: 20px;
    margin-bottom: 20px;
    color: var(--text-secondary); /* #AFC4E8 */
}

.page-blog-huong-dan-dang-ky-42vn__info-list strong {
    color: var(--text-main); /* #F3F8FF */
}

/* Benefits Section */
.page-blog-huong-dan-dang-ky-42vn__benefits-section {
    padding: 60px 0;
    background-color: var(--deep-navy); /* #08162B */
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.page-blog-huong-dan-dang-ky-42vn__benefit-card {
    background-color: var(--card-bg); /* #10233F */
    border: 1px solid var(--border-color); /* #244D84 */
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-huong-dan-dang-ky-42vn__benefit-title {
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--gold); /* #F2C14E */
}

.page-blog-huong-dan-dang-ky-42vn__benefit-text {
    font-size: 1em;
    color: var(--text-secondary); /* #AFC4E8 */
}

.page-blog-huong-dan-dang-ky-42vn__cta-group--center {
    text-align: center;
    margin-top: 30px;
}

.page-blog-huong-dan-dang-ky-42vn__benefits-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin-top: 40px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* FAQ Section */
.page-blog-huong-dan-dang-ky-42vn__faq-section {
    padding: 60px 0;
    background-color: var(--deep-navy); /* #08162B */
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__faq-list {
    margin-top: 40px;
}

.page-blog-huong-dan-dang-ky-42vn__faq-item {
    background-color: var(--card-bg); /* #10233F */
    border: 1px solid var(--border-color); /* #244D84 */
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-blog-huong-dan-dang-ky-42vn__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: 600;
    cursor: pointer;
    list-style: none; /* Remove default marker */
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-blog-huong-dan-dang-ky-42vn__faq-question {
    flex-grow: 1;
    color: var(--text-main); /* #F3F8FF */
}

.page-blog-huong-dan-dang-ky-42vn__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    color: var(--gold); /* #F2C14E */
}

.page-blog-huong-dan-dang-ky-42vn__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: var(--text-secondary); /* #AFC4E8 */
}

/* CTA Section */
.page-blog-huong-dan-dang-ky-42vn__cta-section {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--main-color) 0%, var(--deep-navy) 100%); /* #113B7A to #08162B */
    color: var(--text-main); /* #F3F8FF */
    border-top: 1px solid var(--divider-color); /* #1B3357 */
}

.page-blog-huong-dan-dang-ky-42vn__cta-container {
    max-width: 900px;
}

.page-blog-huong-dan-dang-ky-42vn__cta-title {
    font-size: 2.8em;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--gold); /* #F2C14E */
}

.page-blog-huong-dan-dang-ky-42vn__cta-description {
    font-size: 1.2em;
    margin-bottom: 40px;
    color: var(--text-secondary); /* #AFC4E8 */
}

/* Buttons */
.page-blog-huong-dan-dang-ky-42vn__btn-primary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 700;
    text-decoration: none;
    color: #ffffff; /* White text for primary button */
    background: var(--button-gradient); /* linear-gradient(180deg, #2B73F6 0%, #1144A6 100%) */
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-blog-huong-dan-dang-ky-42vn__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-blog-huong-dan-dang-ky-42vn__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 700;
    text-decoration: none;
    background: #ffffff;
    color: var(--main-color); /* #113B7A */
    border: 2px solid var(--main-color); /* #113B7A */
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-blog-huong-dan-dang-ky-42vn__btn-secondary:hover {
    transform: translateY(-2px);
    background-color: var(--main-color); /* #113B7A */
    color: #ffffff;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* Global image styles */
.page-blog-huong-dan-dang-ky-42vn img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive styles */
@media (max-width: 1024px) {
    .page-blog-huong-dan-dang-ky-42vn__main-title {
        font-size: 2.8em;
    }
    .page-blog-huong-dan-dang-ky-42vn__section-title,
    .page-blog-huong-dan-dang-ky-42vn__cta-title {
        font-size: 2.2em;
    }
}

@media (max-width: 768px) {
    /* General mobile adaptations */
    .page-blog-huong-dan-dang-ky-42vn {
        font-size: 16px;
        line-height: 1.6;
    }

    /* Hero Section Mobile */
    .page-blog-huong-dan-dang-ky-42vn__hero-section {
        padding-top: 10px !important; /* Specific top padding */
        padding-bottom: 40px;
    }
    .page-blog-huong-dan-dang-ky-42vn__hero-container {
        flex-direction: column;
        padding: 40px 0;
        gap: 30px;
    }
    .page-blog-huong-dan-dang-ky-42vn__hero-content,
    .page-blog-huong-dan-dang-ky-42vn__hero-image {
        flex: 1 1 100%;
        text-align: center;
    }
    .page-blog-huong-dan-dang-ky-42vn__main-title {
        font-size: 2.2em;
    }
    .page-blog-huong-dan-dang-ky-42vn__hero-description {
        font-size: 1em;
    }
    .page-blog-huong-dan-dang-ky-42vn__cta-group {
        flex-direction: column;
        gap: 10px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* Guide Section Mobile */
    .page-blog-huong-dan-dang-ky-42vn__guide-section {
        padding: 40px 0;
    }
    .page-blog-huong-dan-dang-ky-42vn__section-title {
        font-size: 2em;
        margin-bottom: 15px;
    }
    .page-blog-huong-dan-dang-ky-42vn__section-description {
        font-size: 0.95em;
        margin-bottom: 30px;
    }
    .page-blog-huong-dan-dang-ky-42vn__step-item {
        padding: 20px;
        margin-bottom: 20px;
    }
    .page-blog-huong-dan-dang-ky-42vn__step-title {
        font-size: 1.5em;
    }
    .page-blog-huong-dan-dang-ky-42vn__info-list {
        margin-left: 15px;
    }

    /* Benefits Section Mobile */
    .page-blog-huong-dan-dang-ky-42vn__benefits-section {
        padding: 40px 0;
    }
    .page-blog-huong-dan-dang-ky-42vn__benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
        margin-bottom: 30px;
    }
    .page-blog-huong-dan-dang-ky-42vn__benefit-card {
        padding: 20px;
    }
    .page-blog-huong-dan-dang-ky-42vn__benefit-title {
        font-size: 1.3em;
    }
    .page-blog-huong-dan-dang-ky-42vn__benefits-image {
        margin-top: 30px;
    }

    /* FAQ Section Mobile */
    .page-blog-huong-dan-dang-ky-42vn__faq-section {
        padding: 40px 0;
    }
    .page-blog-huong-dan-dang-ky-42vn__faq-list {
        margin-top: 30px;
    }
    .page-blog-huong-dan-dang-ky-42vn__faq-item summary {
        padding: 15px 20px;
        font-size: 1.1em;
    }
    .page-blog-huong-dan-dang-ky-42vn__faq-answer {
        padding: 0 20px 15px;
    }

    /* CTA Section Mobile */
    .page-blog-huong-dan-dang-ky-42vn__cta-section {
        padding: 50px 0;
    }
    .page-blog-huong-dan-dang-ky-42vn__cta-title {
        font-size: 2em;
    }
    .page-blog-huong-dan-dang-ky-42vn__cta-description {
        font-size: 1.1em;
        margin-bottom: 30px;
    }

    /* Universal Mobile Image & Container Rules */
    .page-blog-huong-dan-dang-ky-42vn img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-blog-huong-dan-dang-ky-42vn__container,
    .page-blog-huong-dan-dang-ky-42vn__hero-section,
    .page-blog-huong-dan-dang-ky-42vn__guide-section,
    .page-blog-huong-dan-dang-ky-42vn__benefits-section,
    .page-blog-huong-dan-dang-ky-42vn__faq-section,
    .page-blog-huong-dan-dang-ky-42vn__cta-section,
    .page-blog-huong-dan-dang-ky-42vn__step-item,
    .page-blog-huong-dan-dang-ky-42vn__benefit-card,
    .page-blog-huong-dan-dang-ky-42vn__faq-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* Button Mobile */
    .page-blog-huong-dan-dang-ky-42vn__btn-primary,
    .page-blog-huong-dan-dang-ky-42vn__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-blog-huong-dan-dang-ky-42vn__cta-group {
        flex-direction: column;
        gap: 10px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
}