/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho body hoặc các section đầu tiên. */

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

.page-register {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-color);
    line-height: 1.6;
    font-size: 16px;
}

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

.page-register__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-bottom: 60px; /* Space below content */
    padding-top: 10px; /* Small top padding, body handles header offset */
    overflow: hidden; /* Prevent content overflow */
}

.page-register__hero-image-wrapper {
    width: 100%;
    max-height: 700px; /* Limit height for large images */
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.page-register__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-register__hero-content {
    position: relative;
    z-index: 2;
    margin-top: -100px; /* Overlap with image slightly for visual effect */
    padding: 40px;
    background: var(--card-bg); /* Use card background for content block */
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    max-width: 800px;
    width: 100%;
    box-sizing: border-box;
}

.page-register__main-title {
    font-size: clamp(28px, 4vw, 48px); /* Responsive font size */
    color: var(--text-main);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.page-register__description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-register__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-register__btn-primary,
.page-register__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: nowrap;
    box-sizing: border-box;
    max-width: 100%; /* Ensure buttons don't overflow */
}

.page-register__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main);
    border: 2px solid transparent;
}

.page-register__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-register__btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 2px solid var(--border-color);
}

.page-register__btn-secondary:hover {
    background: rgba(42, 209, 111, 0.1);
    border-color: var(--glow-color);
    color: var(--glow-color);
}

.page-register__section-title {
    font-size: clamp(24px, 3.5vw, 40px);
    color: var(--text-main);
    text-align: center;
    margin-bottom: 25px;
    font-weight: bold;
    line-height: 1.3;
}

.page-register__section-intro {
    font-size: 17px;
    color: var(--text-secondary);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
}

.page-register__why-join-section,
.page-register__guide-section,
.page-register__promotions-section,
.page-register__terms-section,
.page-register__faq-section,
.page-register__call-to-action-section {
    padding: 80px 0;
    background-color: var(--bg-color);
}

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

.page-register__feature-card,
.page-register__promo-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__feature-card:hover,
.page-register__promo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(87, 227, 141, 0.2);
}

.page-register__feature-icon {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-register__feature-title,
.page-register__promo-title {
    font-size: 22px;
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-register__feature-text,
.page-register__promo-description {
    font-size: 16px;
    color: var(--text-secondary);
}

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

.page-register__step-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.page-register__step-number {
    width: 60px;
    height: 60px;
    background: var(--button-gradient);
    color: var(--text-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-register__step-title {
    font-size: 24px;
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-register__step-text {
    font-size: 16px;
    color: var(--text-secondary);
    text-align: left;
    width: 100%;
}

.page-register__form-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    text-align: left;
    width: 100%;
}

.page-register__form-list li {
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.page-register__form-list strong {
    color: var(--text-main);
}

.page-register__form-image {
    width: 100%;
    height: auto;
    max-width: 600px;
    border-radius: 8px;
    margin-top: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
}

.page-register__cta-full-width {
    text-align: center;
    margin-top: 50px;
}

.page-register__promo-image {
    width: 100%;
    height: 200px; /* Fixed height for promo images */
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.page-register__terms-list {
    list-style: none;
    padding: 0;
    margin-top: 40px;
}

.page-register__terms-list li {
    background: var(--card-bg);
    border-left: 5px solid var(--glow-color);
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 8px;
    font-size: 17px;
    color: var(--text-secondary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-register__terms-list strong {
    color: var(--text-main);
}

.page-register__faq-list {
    margin-top: 40px;
}

.page-register__faq-item {
    background: var(--card-bg);
    border-radius: 12px;
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    overflow: hidden; /* For smooth transition */
}

.page-register__faq-item summary {
    list-style: none; /* Hide default marker */
}
.page-register__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for webkit */
}

.page-register__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 18px;
    font-weight: bold;
    color: var(--text-main);
    cursor: pointer;
    background: var(--card-bg);
    border-radius: 12px; /* Ensure border-radius is applied */
    transition: background-color 0.3s ease;
}

.page-register__faq-question:hover {
    background-color: rgba(46, 122, 78, 0.2); /* Lighter hover for dark background */
}

.page-register__faq-qtext {
    flex-grow: 1;
}

.page-register__faq-toggle {
    font-size: 24px;
    line-height: 1;
    margin-left: 15px;
    color: var(--glow-color);
}

.page-register__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-register {
        font-size: 15px;
    }

    .page-register__container {
        padding: 0 15px !important; /* Add padding for mobile content */
    }

    .page-register__hero-section {
        padding-top: 10px !important; /* Ensure small top padding */
        padding-bottom: 40px;
    }

    .page-register__hero-content {
        margin-top: -60px;
        padding: 25px;
        border-radius: 8px;
    }

    .page-register__main-title {
        font-size: clamp(24px, 7vw, 36px);
        margin-bottom: 15px;
    }

    .page-register__description {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .page-register__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

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

    .page-register__section-title {
        font-size: clamp(20px, 6vw, 32px);
        margin-bottom: 20px;
    }

    .page-register__section-intro {
        font-size: 15px;
        margin-bottom: 30px;
    }

    .page-register__why-join-section,
    .page-register__guide-section,
    .page-register__promotions-section,
    .page-register__terms-section,
    .page-register__faq-section,
    .page-register__call-to-action-section {
        padding: 50px 0;
    }

    .page-register__features-grid,
    .page-register__promo-cards-grid,
    .page-register__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-register__feature-card,
    .page-register__promo-card,
    .page-register__step-card {
        padding: 25px;
        border-radius: 8px;
    }

    .page-register__feature-icon {
        width: 80px;
        height: 80px;
    }

    .page-register__feature-title,
    .page-register__promo-title {
        font-size: 20px;
    }

    .page-register__step-number {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .page-register__step-title {
        font-size: 20px;
    }

    .page-register__step-text,
    .page-register__form-list li,
    .page-register__terms-list li,
    .page-register__faq-answer p {
        font-size: 15px;
    }

    .page-register__form-image,
    .page-register__promo-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-register img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    /* Ensure all content containers are responsive */
    .page-register__section,
    .page-register__card,
    .page-register__hero-section,
    .page-register__why-join-section,
    .page-register__guide-section,
    .page-register__promotions-section,
    .page-register__terms-section,
    .page-register__faq-section,
    .page-register__call-to-action-section,
    .page-register__cta-buttons,
    .page-register__features-grid,
    .page-register__promo-cards-grid,
    .page-register__steps-grid,
    .page-register__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Prevent horizontal scroll */
    }
    
    .page-register__terms-list li {
        padding: 15px;
    }

    .page-register__faq-question {
        padding: 15px 20px;
        font-size: 17px;
    }

    .page-register__faq-answer {
        padding: 0 20px 15px 20px;
    }
}