/* General Styles for page-register content */
.page-register {
    font-family: 'Arial', sans-serif;
    color: var(--text-main, #F3F8FF); /* Default text color for dark body background */
    background: var(--card-bg, #10233F); /* Inherited from body or set explicitly if body background is different */
    line-height: 1.6;
    padding-bottom: 50px; /* Ensure space above footer */
}

/* Container for content width */
.page-register__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    box-sizing: border-box;
}

/* Section titles */
.page-register__section-title {
    font-size: 38px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-main, #F3F8FF);
    line-height: 1.2;
}

.page-register__section-description {
    font-size: 18px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-secondary, #AFC4E8);
}

/* Buttons */
.page-register__cta-button,
.page-register__btn-primary,
.page-register__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
    box-sizing: border-box; /* Ensure padding doesn't push width */
    white-space: normal; /* Allow text wrap */
    word-wrap: break-word; /* Allow text break */
}

.page-register__btn-primary {
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-register__btn-primary:hover {
    background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-register__btn-secondary {
    background: #ffffff;
    color: var(--main-color, #113B7A);
    border: 2px solid var(--main-color, #113B7A);
}

.page-register__btn-secondary:hover {
    background: var(--main-color, #113B7A);
    color: #ffffff;
}

/* Image styles */
.page-register img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 8px;
}

.page-register__illustration-image {
    margin: 40px auto;
    max-width: 800px;
    width: 100%;
}

/* Hero Section */
.page-register__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding for first section */
    padding-bottom: 60px;
    overflow: hidden;
    background: var(--deep-navy, #08162B); /* Darker background for hero */
}

.page-register__hero-image-wrapper {
    width: 100%;
    height: 600px; /* Fixed height for desktop hero image */
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
    border-radius: 0 0 15px 15px; /* Slightly rounded bottom corners for the hero image */
}

.page-register__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.page-register__hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 15px;
}

.page-register__main-title {
    font-size: 52px;
    font-weight: 800;
    color: var(--gold, #F2C14E);
    margin-bottom: 25px;
    line-height: 1.1;
    text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-register__description {
    font-size: 22px;
    color: var(--text-main, #F3F8FF);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-register__hero-content .page-register__cta-button {
    min-width: 220px;
}

/* Registration Guide Section */
.page-register__registration-guide-section {
    padding: 80px 0;
    background: var(--main-color, #113B7A); /* Main color background */
    color: var(--text-main, #F3F8FF);
}

.page-register__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-register__step-card {
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color, #244D84);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-register__step-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-color, #1D5FD1);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-register__step-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--gold, #F2C14E);
    margin-bottom: 15px;
}

.page-register__step-text {
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
}

/* Benefits Section */
.page-register__benefits-section {
    padding: 80px 0;
    background: var(--deep-navy, #08162B);
    color: var(--text-main, #F3F8FF);
}

.page-register__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-register__benefit-card {
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color, #244D84);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-register__benefit-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--gold, #F2C14E);
    margin-bottom: 15px;
}

.page-register__benefit-text {
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
}

/* Promotion Section */
.page-register__promotion-section {
    padding: 80px 0;
    background: var(--main-color, #113B7A);
    color: var(--text-main, #F3F8FF);
}

.page-register__promo-card {
    display: flex;
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color, #244D84);
    margin: 50px auto;
    max-width: 1000px;
}

.page-register__promo-image {
    width: 40%;
    height: auto;
    object-fit: cover;
    border-radius: 0; /* Override general image border-radius */
}

.page-register__promo-content {
    padding: 40px;
    width: 60%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.page-register__promo-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--gold, #F2C14E);
    margin-bottom: 20px;
}

.page-register__promo-text {
    font-size: 18px;
    color: var(--text-secondary, #AFC4E8);
    margin-bottom: 30px;
}

.page-register__promo-cta {
    text-align: center;
    margin-top: 60px;
}

.page-register__promo-cta-text {
    font-size: 24px;
    font-weight: 600;
    color: var(--gold, #F2C14E);
    margin-bottom: 30px;
}

/* FAQ Section */
.page-register__faq-section {
    padding: 80px 0;
    background: var(--deep-navy, #08162B);
    color: var(--text-main, #F3F8FF);
}

.page-register__faq-list {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

details.page-register__faq-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    background: var(--card-bg, #10233F);
    border: 1px solid var(--border-color, #244D84);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}
details.page-register__faq-item summary.page-register__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease, color 0.3s ease;
    color: var(--text-main, #F3F8FF);
    font-size: 20px;
    font-weight: 600;
}
details.page-register__faq-item summary.page-register__faq-question::-webkit-details-marker {
    display: none;
}
details.page-register__faq-item summary.page-register__faq-question:hover {
    background: var(--divider, #1B3357);
    color: var(--gold, #F2C14E);
}
.page-register__faq-qtext {
    flex: 1;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: inherit; /* Inherit color from summary */
}
.page-register__faq-toggle {
    font-size: 30px;
    font-weight: bold;
    color: var(--accent-color, #1D5FD1);
    flex-shrink: 0;
    margin-left: 20px;
    width: 35px;
    text-align: center;
    transition: transform 0.3s ease;
}
details.page-register__faq-item[open] .page-register__faq-toggle {
    transform: rotate(45deg); /* Change + to X or rotate */
    color: var(--gold, #F2C14E);
}
details.page-register__faq-item .page-register__faq-answer {
    padding: 0 25px 25px;
    background: var(--deep-navy, #08162B);
    border-radius: 0 0 12px 12px;
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
}
.page-register__faq-answer p {
    margin: 0;
}

/* Final CTA Section */
.page-register__final-cta-section {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--main-color, #113B7A) 0%, var(--deep-navy, #08162B) 100%);
    color: var(--text-main, #F3F8FF);
}

.page-register__final-cta-section .page-register__section-title {
    color: var(--gold, #F2C14E);
}

.page-register__final-cta-section .page-register__cta-button {
    margin-top: 40px;
    min-width: 280px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-register__main-title {
        font-size: 44px;
    }
    .page-register__description {
        font-size: 20px;
    }
    .page-register__section-title {
        font-size: 32px;
    }
    .page-register__section-description {
        font-size: 16px;
        margin-bottom: 30px;
    }
    .page-register__promo-card {
        flex-direction: column;
        max-width: 600px;
    }
    .page-register__promo-image {
        width: 100%;
        height: 250px;
    }
    .page-register__promo-content {
        width: 100%;
        padding: 30px;
        text-align: center;
    }
    .page-register__promo-title {
        font-size: 28px;
    }
    .page-register__promo-text {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    /* 1.顶区 __top-text */
    .page-register__hero-section {
        padding-top: 10px; /* Small top padding */
        padding-bottom: 40px;
    }
    .page-register__hero-image-wrapper {
        height: 300px; /* Adjust height for mobile */
        margin-bottom: 20px;
    }
    .page-register__main-title {
        font-size: 34px; /* H1 font size for mobile */
        margin-bottom: 15px;
    }
    .page-register__description {
        font-size: 16px;
        margin-bottom: 30px;
    }
    .page-register__hero-content .page-register__cta-button {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px;
        font-size: 16px;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    
    /* 2.落地页双栏模块 - steps and benefits */
    .page-register__registration-guide-section,
    .page-register__benefits-section,
    .page-register__promotion-section,
    .page-register__faq-section,
    .page-register__final-cta-section {
        padding: 50px 0;
    }
    .page-register__section-title {
        font-size: 28px;
        margin-bottom: 15px;
    }
    .page-register__section-description {
        font-size: 15px;
        margin-bottom: 25px;
    }
    .page-register__steps-grid,
    .page-register__benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-register__step-card,
    .page-register__benefit-card {
        padding: 25px;
    }
    .page-register__step-title,
    .page-register__benefit-title {
        font-size: 20px;
    }
    .page-register__promo-card {
        margin: 30px auto;
    }
    .page-register__promo-image {
        height: 200px;
    }
    .page-register__promo-content {
        padding: 25px;
    }
    .page-register__promo-title {
        font-size: 24px;
        margin-bottom: 15px;
    }
    .page-register__promo-text {
        font-size: 15px;
        margin-bottom: 20px;
    }
    .page-register__promo-cta-text {
        font-size: 20px;
        margin-bottom: 20px;
    }
    .page-register__promo-cta .page-register__cta-button {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px;
        font-size: 16px;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    /* 3.通用图片与容器 */
    .page-register img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-register__container,
    .page-register__hero-section,
    .page-register__registration-guide-section,
    .page-register__benefits-section,
    .page-register__promotion-section,
    .page-register__faq-section,
    .page-register__final-cta-section,
    .page-register__step-card,
    .page-register__benefit-card,
    .page-register__promo-card,
    .page-register__promo-content,
    .page-register__promo-cta {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    /* Specific override for .page-register__container to avoid double padding if it's already 0 15px */
    .page-register__container {
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 4.按钮 */
    .page-register__cta-button,
    .page-register__btn-primary,
    .page-register__btn-secondary,
    .page-register a[class*="button"],
    .page-register a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px; /* Ensure button text has space */
        padding-right: 15px;
    }
    .page-register__final-cta-section .page-register__cta-button {
        padding: 15px 25px;
        font-size: 18px;
    }
    
    /* FAQ mobile styles */
    details.page-register__faq-item summary.page-register__faq-question {
        padding: 15px 20px;
        font-size: 18px;
    }
    .page-register__faq-qtext {
        font-size: 18px;
    }
    .page-register__faq-toggle {
        font-size: 24px;
        margin-left: 15px;
        width: 30px;
    }
    details.page-register__faq-item .page-register__faq-answer {
        padding: 0 20px 20px;
        font-size: 15px;
    }
}