/* style/chuong-trinh-doi-tac.css */

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

/* General Styles for page-chuong-trinh-doi-tac */
.page-chuong-trinh-doi-tac {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main-color); /* #F3F8FF */
    background-color: var(--deep-navy-color); /* #08162B from shared.css */
}

.page-chuong-trinh-doi-tac__container {
    max-width: 1170px;
    margin: 0 auto;
    padding: 40px 16px;
    box-sizing: border-box;
}

.page-chuong-trinh-doi-tac__section-title {
    font-size: 2.5em;
    color: var(--gold-color); /* #F2C14E */
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

.page-chuong-trinh-doi-tac__text-block {
    font-size: 1.1em;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 30px;
    color: var(--text-secondary-color); /* #AFC4E8 */
}

/* Buttons */
.page-chuong-trinh-doi-tac__btn-primary,
.page-chuong-trinh-doi-tac__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    transition: all 0.3s ease;
    box-sizing: border-box;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    max-width: 100%; /* Ensure button doesn't overflow */
}

.page-chuong-trinh-doi-tac__btn-primary {
    background: var(--button-gradient); /* linear-gradient(180deg, #2B73F6 0%, #1144A6 100%) */
    color: var(--text-main-color); /* #F3F8FF */
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-chuong-trinh-doi-tac__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-chuong-trinh-doi-tac__btn-secondary {
    background-color: transparent;
    color: var(--gold-color); /* #F2C14E */
    border: 2px solid var(--gold-color); /* #F2C14E */
}

.page-chuong-trinh-doi-tac__btn-secondary:hover {
    background-color: var(--gold-color); /* #F2C14E */
    color: var(--deep-navy-color); /* #08162B */
}

/* Hero Section */
.page-chuong-trinh-doi-tac__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    background-color: var(--deep-navy-color); /* Ensure dark background for contrast */
}

.page-chuong-trinh-doi-tac__hero-container {
    max-width: 1170px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap; /* Allows wrapping on smaller screens */
    align-items: center;
    justify-content: space-between;
    padding: 40px 16px;
    gap: 40px;
    box-sizing: border-box;
}

.page-chuong-trinh-doi-tac__hero-content {
    flex: 1 1 45%; /* Takes about 45% width, flexible */
    min-width: 300px;
    color: var(--text-main-color); /* #F3F8FF */
}

.page-chuong-trinh-doi-tac__main-title {
    font-size: clamp(2.5em, 5vw, 3.5em); /* Responsive H1 font size */
    color: var(--gold-color); /* #F2C14E */
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
}

.page-chuong-trinh-doi-tac__hero-description {
    font-size: 1.2em;
    color: var(--text-secondary-color); /* #AFC4E8 */
    margin-bottom: 30px;
    max-width: 600px;
}

.page-chuong-trinh-doi-tac__cta-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap; /* Allow buttons to wrap */
    width: 100%; /* Ensure container takes full width */
    max-width: 100%; /* Prevent overflow */
    box-sizing: border-box;
    overflow: hidden;
}

.page-chuong-trinh-doi-tac__hero-image {
    flex: 1 1 45%; /* Takes about 45% width, flexible */
    min-width: 300px;
    text-align: center;
}

.page-chuong-trinh-doi-tac__hero-side-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    min-width: 200px; /* Minimum size requirement */
    min-height: 200px;
}

/* Intro Section */
.page-chuong-trinh-doi-tac__intro-section {
    padding: 80px 0;
}

.page-chuong-trinh-doi-tac__dark-section {
    background-color: var(--card-bg-color); /* #10233F */
    color: var(--text-main-color); /* #F3F8FF */
}

/* Benefits Section */
.page-chuong-trinh-doi-tac__benefits-section {
    padding: 80px 0;
    background-color: var(--deep-navy-color); /* #08162B */
}

.page-chuong-trinh-doi-tac__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-chuong-trinh-doi-tac__benefit-card {
    background-color: var(--card-bg-color); /* #10233F */
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 450px; /* Ensure cards have some height */
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
}

.page-chuong-trinh-doi-tac__benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-chuong-trinh-doi-tac__card-image {
    max-width: 100%; /* Ensure large images are responsive */
    height: auto;
    border-radius: 8px;
    margin-bottom: 20px;
    min-width: 200px; /* Minimum size requirement */
    min-height: 200px;
    object-fit: cover;
}

.page-chuong-trinh-doi-tac__card-title {
    font-size: 1.5em;
    color: var(--gold-color); /* #F2C14E */
    margin-bottom: 15px;
    font-weight: 700;
}

.page-chuong-trinh-doi-tac__card-description {
    font-size: 1em;
    color: var(--text-secondary-color); /* #AFC4E8 */
}

/* How It Works Section */
.page-chuong-trinh-doi-tac__how-it-works-section {
    padding: 80px 0;
}

.page-chuong-trinh-doi-tac__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 60px;
}

.page-chuong-trinh-doi-tac__step-item {
    background-color: var(--deep-navy-color); /* #08162B */
    border: 1px solid var(--border-color); /* #244D84 */
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-chuong-trinh-doi-tac__step-number {
    width: 60px;
    height: 60px;
    background: var(--button-gradient); /* linear-gradient(180deg, #2B73F6 0%, #1144A6 100%) */
    color: var(--text-main-color); /* #F3F8FF */
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    font-weight: 800;
    margin-bottom: 20px;
    box-shadow: 0 0 15px var(--glow-color); /* #4FA8FF */
}

.page-chuong-trinh-doi-tac__step-title {
    font-size: 1.6em;
    color: var(--gold-color); /* #F2C14E */
    margin-bottom: 15px;
    font-weight: 700;
}

.page-chuong-trinh-doi-tac__step-description {
    font-size: 1em;
    color: var(--text-secondary-color); /* #AFC4E8 */
}

.page-chuong-trinh-doi-tac__cta-center {
    text-align: center;
    margin-top: 40px;
}

/* FAQ Section */
.page-chuong-trinh-doi-tac__faq-section {
    padding: 80px 0;
    background-color: var(--deep-navy-color); /* #08162B */
}

.page-chuong-trinh-doi-tac__faq-list {
    margin-top: 40px;
}

.page-chuong-trinh-doi-tac__faq-item {
    background-color: var(--card-bg-color); /* #10233F */
    border: 1px solid var(--border-color); /* #244D84 */
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-chuong-trinh-doi-tac__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--text-main-color); /* #F3F8FF */
    cursor: pointer;
    background-color: var(--card-bg-color); /* #10233F */
    border-bottom: 1px solid transparent;
    transition: background-color 0.3s ease, border-bottom 0.3s ease;
    list-style: none; /* Hide default marker for details/summary */
}

.page-chuong-trinh-doi-tac__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-chuong-trinh-doi-tac__faq-item[open] .page-chuong-trinh-doi-tac__faq-question {
    background-color: var(--primary-color); /* #113B7A */
    border-bottom-color: var(--divider-color); /* #1B3357 */
}

.page-chuong-trinh-doi-tac__faq-question:hover {
    background-color: var(--primary-color); /* #113B7A */
}

.page-chuong-trinh-doi-tac__faq-qtext {
    flex-grow: 1;
}

.page-chuong-trinh-doi-tac__faq-toggle {
    font-size: 1.5em;
    margin-left: 15px;
    line-height: 1;
    color: var(--gold-color); /* #F2C14E */
}

.page-chuong-trinh-doi-tac__faq-answer {
    padding: 0 25px 20px;
    font-size: 1.1em;
    color: var(--text-secondary-color); /* #AFC4E8 */
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.page-chuong-trinh-doi-tac__faq-item[open] .page-chuong-trinh-doi-tac__faq-answer {
    max-height: 1000px; /* Sufficiently large for content */
    padding-top: 15px;
}

/* Contact CTA Section */
.page-chuong-trinh-doi-tac__contact-cta-section {
    padding: 80px 0;
    background-color: var(--primary-color); /* #113B7A */
    text-align: center;
}

.page-chuong-trinh-doi-tac__contact-cta-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-chuong-trinh-doi-tac__contact-cta-section .page-chuong-trinh-doi-tac__section-title {
    color: var(--gold-color); /* #F2C14E */
}

.page-chuong-trinh-doi-tac__contact-cta-section .page-chuong-trinh-doi-tac__text-block {
    color: var(--text-main-color); /* #F3F8FF */
    margin-bottom: 40px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-chuong-trinh-doi-tac__hero-container {
        flex-direction: column;
        text-align: center;
    }

    .page-chuong-trinh-doi-tac__hero-content,
    .page-chuong-trinh-doi-tac__hero-image {
        flex: 1 1 100%;
        min-width: unset;
    }

    .page-chuong-trinh-doi-tac__cta-buttons {
        justify-content: center;
    }

    .page-chuong-trinh-doi-tac__section-title {
        font-size: 2em;
    }
}

@media (max-width: 768px) {
    /* General Mobile Adaptations */
    .page-chuong-trinh-doi-tac {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-chuong-trinh-doi-tac__container {
        padding: 30px 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    /* HERO Section */
    .page-chuong-trinh-doi-tac__hero-section {
        padding-top: 10px !important; /* Small top padding, body handles header offset */
        padding-bottom: 40px !important;
    }

    .page-chuong-trinh-doi-tac__main-title {
        font-size: clamp(2em, 8vw, 2.5em) !important; /* Smaller H1 for mobile */
        margin-bottom: 15px !important;
    }

    .page-chuong-trinh-doi-tac__hero-description {
        font-size: 1em !important;
        margin-bottom: 25px !important;
    }

    .page-chuong-trinh-doi-tac__cta-buttons {
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 15px !important;
        padding: 0 15px !important; /* Add padding to button container */
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .page-chuong-trinh-doi-tac__btn-primary,
    .page-chuong-trinh-doi-tac__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 20px !important;
        font-size: 1em !important;
    }

    .page-chuong-trinh-doi-tac__hero-side-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }

    /* Intro Section */
    .page-chuong-trinh-doi-tac__intro-section {
        padding: 40px 0 !important;
    }

    /* Benefits Section */
    .page-chuong-trinh-doi-tac__benefits-section {
        padding: 40px 0 !important;
    }

    .page-chuong-trinh-doi-tac__benefits-grid {
        grid-template-columns: 1fr !important; /* Single column */
        gap: 20px !important;
    }

    .page-chuong-trinh-doi-tac__benefit-card {
        padding: 20px !important;
        min-height: unset !important; /* Allow height to adjust */
    }

    .page-chuong-trinh-doi-tac__card-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }

    /* How It Works Section */
    .page-chuong-trinh-doi-tac__how-it-works-section {
        padding: 40px 0 !important;
    }

    .page-chuong-trinh-doi-tac__steps-grid {
        grid-template-columns: 1fr !important; /* Single column */
        gap: 20px !important;
        margin-bottom: 40px !important;
    }

    .page-chuong-trinh-doi-tac__step-number {
        width: 50px !important;
        height: 50px !important;
        font-size: 1.8em !important;
    }

    .page-chuong-trinh-doi-tac__cta-center {
        margin-top: 30px !important;
    }

    /* FAQ Section */
    .page-chuong-trinh-doi-tac__faq-section {
        padding: 40px 0 !important;
    }

    .page-chuong-trinh-doi-tac__faq-question {
        padding: 15px 20px !important;
        font-size: 1.1em !important;
    }

    .page-chuong-trinh-doi-tac__faq-toggle {
        font-size: 1.2em !important;
    }

    .page-chuong-trinh-doi-tac__faq-answer {
        padding: 0 20px 15px !important;
        font-size: 1em !important;
    }
    
    .page-chuong-trinh-doi-tac__faq-item[open] .page-chuong-trinh-doi-tac__faq-answer {
        padding-top: 10px !important;
    }

    /* Contact CTA Section */
    .page-chuong-trinh-doi-tac__contact-cta-section {
        padding: 40px 0 !important;
    }

    .page-chuong-trinh-doi-tac__contact-cta-section .page-chuong-trinh-doi-tac__text-block {
        margin-bottom: 30px !important;
    }

    /* Universal image responsive for content area */
    .page-chuong-trinh-doi-tac img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        min-width: 200px !important; /* Enforce min-size for content images */
        min-height: 200px !important;
    }

    /* Ensure all content containers are responsive */
    .page-chuong-trinh-doi-tac__hero-container,
    .page-chuong-trinh-doi-tac__intro-section > .page-chuong-trinh-doi-tac__container,
    .page-chuong-trinh-doi-tac__benefits-section > .page-chuong-trinh-doi-tac__container,
    .page-chuong-trinh-doi-tac__how-it-works-section > .page-chuong-trinh-doi-tac__container,
    .page-chuong-trinh-doi-tac__faq-section > .page-chuong-trinh-doi-tac__container,
    .page-chuong-trinh-doi-tac__contact-cta-section > .page-chuong-trinh-doi-tac__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
}