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

/* style/vip-program.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại tại đây */

.page-vip-program {
    color: var(--text-main); /* Áp dụng màu chữ chính cho nền tối */
    background-color: var(--bg);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

.page-vip-program__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-vip-program__section-title {
    font-size: clamp(28px, 4vw, 42px);
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.page-vip-program__section-description {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.page-vip-program__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    padding: 10px 0 60px 0; /* body đã có padding-top, chỉ cần padding nhỏ ở đây */
    box-sizing: border-box;
    overflow: hidden;
}

.page-vip-program__hero-image-wrapper {
    width: 100%;
    position: relative;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    overflow: hidden;
    margin-bottom: 40px; /* Khoảng cách giữa ảnh và nội dung */
}

.page-vip-program__hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-vip-program__hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-vip-program__main-title {
    font-size: clamp(32px, 5vw, 54px);
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: 900;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.page-vip-program__hero-description {
    font-size: clamp(18px, 2.5vw, 22px);
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-vip-program__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-vip-program__btn-primary,
.page-vip-program__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-vip-program__btn-primary {
    background: var(--btn-gradient);
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

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

.page-vip-program__btn-secondary {
    background: transparent;
    color: var(--glow-color);
    border: 2px solid var(--glow-color);
    box-shadow: 0 4px 15px rgba(87, 227, 141, 0.2);
}

.page-vip-program__btn-secondary:hover {
    transform: translateY(-3px);
    background-color: rgba(87, 227, 141, 0.1);
    box-shadow: 0 6px 20px rgba(87, 227, 141, 0.4);
}

/* Intro Section */
.page-vip-program__intro-section,
.page-vip-program__benefits-section,
.page-vip-program__join-upgrade-section,
.page-vip-program__why-choose-section,
.page-vip-program__cta-final-section {
    padding: 80px 0;
    background-color: var(--deep-green);
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.3);
}

.page-vip-program__intro-section p,
.page-vip-program__why-choose-section p {
    color: var(--text-main);
    font-size: 17px;
    line-height: 1.7;
    text-align: justify;
    margin-bottom: 20px;
}

/* Tiers Section */
.page-vip-program__tiers-section {
    padding: 80px 0;
    background-color: var(--card-bg);
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

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

.page-vip-program__tier-card {
    background-color: var(--deep-green);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-vip-program__tier-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.page-vip-program__tier-image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 8px;
    display: block;
}

.page-vip-program__tier-title {
    font-size: 24px;
    color: var(--gold-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.page-vip-program__tier-description {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.page-vip-program__tier-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.page-vip-program__tier-card ul li {
    font-size: 16px;
    color: var(--text-main);
    margin-bottom: 8px;
    padding-left: 25px;
    position: relative;
}

.page-vip-program__tier-card ul li::before {
    content: '✅';
    position: absolute;
    left: 0;
    color: var(--glow-color);
}

.page-vip-program__tier-footer-text {
    font-size: 15px;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 40px;
}

.page-vip-program__tier-footer-text a {
    color: var(--glow-color);
    text-decoration: none;
}

.page-vip-program__tier-footer-text a:hover {
    text-decoration: underline;
}

/* Benefits Section */
.page-vip-program__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-vip-program__benefit-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.page-vip-program__benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.page-vip-program__benefit-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
}

.page-vip-program__benefit-title {
    font-size: 22px;
    color: var(--glow-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.page-vip-program__benefit-text {
    font-size: 15px;
    color: var(--text-secondary);
}

/* Join/Upgrade Section */
.page-vip-program__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-vip-program__step-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-vip-program__step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.page-vip-program__step-title {
    font-size: 20px;
    color: var(--gold-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.page-vip-program__step-text {
    font-size: 15px;
    color: var(--text-secondary);
}

.page-vip-program__step-text a {
    color: var(--glow-color);
    text-decoration: none;
}

.page-vip-program__step-text a:hover {
    text-decoration: underline;
}

/* FAQ Section */
.page-vip-program__faq-section {
    padding: 80px 0;
    background-color: var(--deep-green);
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.3);
}

.page-vip-program__faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 40px;
    align-items: center;
}

.page-vip-program__faq-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    display: block;
}

.page-vip-program__faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-vip-program__faq-item {
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-vip-program__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 18px;
    font-weight: bold;
    color: var(--text-main);
    cursor: pointer;
    transition: background-color 0.3s ease;
    list-style: none;
}

.page-vip-program__faq-item[open] > .page-vip-program__faq-question {
    background-color: var(--deep-green);
    color: var(--gold-color);
}

.page-vip-program__faq-question::-webkit-details-marker {
    display: none;
}

.page-vip-program__faq-question:hover {
    background-color: rgba(46, 122, 78, 0.3);
}

.page-vip-program__faq-toggle {
    font-size: 24px;
    line-height: 1;
    transition: transform 0.3s ease;
    color: var(--glow-color);
}

.page-vip-program__faq-item[open] .page-vip-program__faq-toggle {
    transform: rotate(45deg);
}

.page-vip-program__faq-answer {
    padding: 15px 25px 20px 25px;
    font-size: 16px;
    color: var(--text-secondary);
    border-top: 1px solid var(--divider-color);
}

.page-vip-program__faq-answer p {
    margin: 0;
    text-align: left;
}

.page-vip-program__faq-answer a {
    color: var(--glow-color);
    text-decoration: none;
}

.page-vip-program__faq-answer a:hover {
    text-decoration: underline;
}

/* Final CTA Section */
.page-vip-program__cta-final-section {
    text-align: center;
    padding-bottom: 80px;
}

.page-vip-program__cta-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    margin: 40px auto;
    display: block;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-vip-program__cta-final-button {
    margin-top: 20px;
    font-size: 20px;
    padding: 18px 40px;
}

/* Responsive Design */
@media (min-width: 769px) {
    .page-vip-program__hero-image-wrapper {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        padding-bottom: 0;
    }

    .page-vip-program__hero-image {
        border-radius: 0;
    }

    .page-vip-program__hero-section {
        min-height: 700px;
        padding: 100px 0;
    }

    .page-vip-program__hero-content {
        position: relative;
        z-index: 10;
        padding: 0 40px;
        background: rgba(8, 22, 15, 0.7); /* Nền tối nhẹ cho chữ trên ảnh */
        border-radius: 15px;
        padding-top: 30px;
        padding-bottom: 30px;
        max-width: 900px;
    }

    .page-vip-program__faq-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

@media (max-width: 768px) {
    .page-vip-program__hero-section {
        padding: 10px 0 40px 0;
        min-height: auto;
    }
    
    .page-vip-program__hero-image-wrapper {
        padding-bottom: 75%; /* 4:3 Aspect Ratio cho mobile */
        margin-bottom: 30px;
    }

    .page-vip-program__hero-content {
        padding: 0 15px;
    }

    .page-vip-program__main-title {
        font-size: 30px;
        line-height: 1.2;
    }

    .page-vip-program__hero-description {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .page-vip-program__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

    .page-vip-program__btn-primary,
    .page-vip-program__btn-secondary {
        width: 100%;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 16px;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-vip-program__intro-section,
    .page-vip-program__tiers-section,
    .page-vip-program__benefits-section,
    .page-vip-program__join-upgrade-section,
    .page-vip-program__faq-section,
    .page-vip-program__why-choose-section,
    .page-vip-program__cta-final-section {
        padding: 40px 0;
        margin-bottom: 10px;
    }

    .page-vip-program__container {
        padding: 0 15px;
    }

    .page-vip-program__section-title {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .page-vip-program__section-description {
        font-size: 15px;
        margin-bottom: 30px;
    }

    .page-vip-program__tiers-grid,
    .page-vip-program__benefits-grid,
    .page-vip-program__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-vip-program__tier-card,
    .page-vip-program__benefit-card,
    .page-vip-program__step-card {
        padding: 20px;
    }

    .page-vip-program__tier-image,
    .page-vip-program__benefit-image {
        height: 150px;
    }

    .page-vip-program__faq-grid {
        grid-template-columns: 1fr;
    }

    .page-vip-program__faq-question {
        font-size: 16px;
        padding: 15px 20px;
    }

    .page-vip-program__faq-answer {
        font-size: 14px;
        padding: 10px 20px 15px 20px;
    }

    .page-vip-program__cta-image {
        margin: 20px auto;
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-vip-program__cta-final-button {
        font-size: 18px;
        padding: 15px 30px;
        width: 100%;
        max-width: 100% !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        margin-top: 15px;
    }

    /* Force responsive images and containers */
    .page-vip-program img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-vip-program__section,
    .page-vip-program__card,
    .page-vip-program__container,
    .page-vip-program__hero-section,
    .page-vip-program__intro-section,
    .page-vip-program__tiers-section,
    .page-vip-program__benefits-section,
    .page-vip-program__join-upgrade-section,
    .page-vip-program__faq-section,
    .page-vip-program__why-choose-section,
    .page-vip-program__cta-final-section,
    .page-vip-program__tiers-grid,
    .page-vip-program__benefits-grid,
    .page-vip-program__steps-grid,
    .page-vip-program__faq-grid {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow-x: hidden;
    }

    .page-vip-program__hero-image-wrapper {
      padding-left: 0;
      padding-right: 0;
      overflow: hidden;
    }
    
    .page-vip-program__hero-image {
        border-radius: 0 !important;
    }

    .page-vip-program__cta-buttons {
        flex-wrap: wrap !important;
        gap: 10px;
        flex-direction: column;
    }

    .page-vip-program__faq-image {
        padding-left: 0;
        padding-right: 0;
    }
}