/* style/resources-123b-registration-guide.css */

:root {
    --primary-color: #FF0000; /* Đỏ */
    --secondary-color: #FFA500; /* Cam */
    --text-dark: #333333;
    --text-light: #ffffff;
    --bg-light: #f8f8f8;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
}

.page-resources-123b-registration-guide {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

.page-resources-123b-registration-guide__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-resources-123b-registration-guide__intro-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-resources-123b-registration-guide__main-title {
    font-size: 2.8em;
    margin-bottom: 20px;
    color: var(--text-light);
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-resources-123b-registration-guide__description {
    font-size: 1.1em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-resources-123b-registration-guide__cta-group {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.page-resources-123b-registration-guide__cta-button {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
}

.page-resources-123b-registration-guide__cta-button--primary {
    background-color: var(--secondary-color);
    color: var(--text-light);
    border: 2px solid var(--secondary-color);
}

.page-resources-123b-registration-guide__cta-button--primary:hover {
    background-color: #e69500;
    border-color: #e69500;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-resources-123b-registration-guide__cta-button--secondary {
    background-color: var(--text-light);
    color: var(--primary-color);
    border: 2px solid var(--text-light);
}

.page-resources-123b-registration-guide__cta-button--secondary:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-resources-123b-registration-guide__cta-button--small {
    padding: 10px 25px;
    font-size: 1em;
    box-shadow: none;
}

.page-resources-123b-registration-guide__cta-button--large {
    padding: 20px 45px;
    font-size: 1.3em;
}

.page-resources-123b-registration-guide__image-wrapper {
    margin-top: 40px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-resources-123b-registration-guide__image-wrapper--small {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
}

.page-resources-123b-registration-guide__image-wrapper--step {
    margin-top: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.page-resources-123b-registration-guide__image {
    width: 100%;
    height: auto;
    display: block;
}

.page-resources-123b-registration-guide__section {
    padding: 60px 0;
}

.page-resources-123b-registration-guide__section--alt-bg {
    background-color: var(--bg-white);
}

.page-resources-123b-registration-guide__section--conclusion {
    text-align: center;
    padding-bottom: 80px;
}

.page-resources-123b-registration-guide__section-title {
    font-size: 2.2em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 10px;
}

.page-resources-123b-registration-guide__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.page-resources-123b-registration-guide__benefit-list,
.page-resources-123b-registration-guide__promo-list,
.page-resources-123b-registration-guide__checklist {
    list-style: none;
    padding: 0;
    margin: 0 -10px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.page-resources-123b-registration-guide__benefit-list li,
.page-resources-123b-registration-guide__promo-list li,
.page-resources-123b-registration-guide__checklist li {
    background-color: var(--bg-white);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 10px;
    padding: 30px;
    flex: 1 1 calc(33% - 40px);
    min-width: 280px;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-123b-registration-guide__benefit-list li:hover,
.page-resources-123b-registration-guide__promo-list li:hover,
.page-resources-123b-registration-guide__checklist li:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.page-resources-123b-registration-guide__benefit-title,
.page-resources-123b-registration-guide__promo-title,
.page-resources-123b-registration-guide__checklist-title {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-resources-123b-registration-guide__step-by-step {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-top: 40px;
}

.page-resources-123b-registration-guide__step-item {
    background-color: var(--bg-white);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    position: relative;
    text-align: center;
}

.page-resources-123b-registration-guide__step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    font-weight: bold;
    margin: -60px auto 20px auto;
    border: 5px solid var(--bg-light);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-resources-123b-registration-guide__step-item:nth-child(even) .page-resources-123b-registration-guide__step-number {
    background-color: var(--secondary-color);
}

.page-resources-123b-registration-guide__step-title {
    font-size: 1.8em;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.page-resources-123b-registration-guide__info-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    text-align: left;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.page-resources-123b-registration-guide__info-list li {
    background-color: #f0f0f0;
    border-left: 4px solid var(--secondary-color);
    padding: 10px 15px;
    margin-bottom: 10px;
    border-radius: 4px;
}

.page-resources-123b-registration-guide__faq-list {
    margin-top: 30px;
}

/* FAQ default state - answer hidden */
.faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: #f5f5f5;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.15em;
    color: var(--primary-color);
}

.faq-toggle {
    font-size: 1.8em;
    font-weight: bold;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
    line-height: 1;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    padding: 0 25px;
    background: #fdfdfd;
    border-radius: 0 0 8px 8px;
}

.faq-answer p {
    margin: 0;
    padding-bottom: 20px;
    color: var(--text-dark);
}

/* FAQ expanded state */
.faq-item.active .faq-answer {
    max-height: 500px; /* Sufficient height to contain content */
    padding: 15px 25px;
    border-top: 1px solid var(--border-color);
}

.faq-item.active .faq-question {
    border-bottom: none;
    border-radius: 8px 8px 0 0;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-resources-123b-registration-guide__benefit-list li,
    .page-resources-123b-registration-guide__promo-list li,
    .page-resources-123b-registration-guide__checklist li {
        flex: 1 1 calc(50% - 40px);
    }
}

@media (max-width: 768px) {
    .page-resources-123b-registration-guide__main-title {
        font-size: 2em;
    }

    .page-resources-123b-registration-guide__description {
        font-size: 1em;
    }

    .page-resources-123b-registration-guide__cta-button {
        padding: 12px 25px;
        font-size: 1em;
    }

    .page-resources-123b-registration-guide__cta-button--large {
        padding: 15px 35px;
        font-size: 1.1em;
    }

    .page-resources-123b-registration-guide__section {
        padding: 40px 0;
    }

    .page-resources-123b-registration-guide__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .page-resources-123b-registration-guide__benefit-list li,
    .page-resources-123b-registration-guide__promo-list li,
    .page-resources-123b-registration-guide__checklist li {
        flex: 1 1 100%;
        margin: 10px 0;
        padding: 20px;
    }

    .page-resources-123b-registration-guide__step-item {
        padding: 20px;
    }

    .page-resources-123b-registration-guide__step-number {
        width: 50px;
        height: 50px;
        font-size: 1.8em;
        margin: -50px auto 15px auto;
        border-width: 4px;
    }

    .page-resources-123b-registration-guide__step-title {
        font-size: 1.5em;
    }

    .faq-question {
        padding: 15px 20px;
    }

    .faq-question h3 {
        font-size: 1em;
    }

    .faq-toggle {
        font-size: 1.5em;
    }

    .faq-answer {
        padding: 0 20px;
    }

    .faq-item.active .faq-answer {
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .page-resources-123b-registration-guide__main-title {
        font-size: 1.8em;
    }

    .page-resources-123b-registration-guide__cta-group {
        flex-direction: column;
        gap: 15px;
    }

    .page-resources-123b-registration-guide__cta-button {
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    .page-resources-123b-registration-guide__section-title {
        font-size: 1.6em;
    }

    .page-resources-123b-registration-guide__step-title {
        font-size: 1.3em;
    }
}