:root {
    --primary-color: #017439;
    --secondary-color: #FFFFFF;
    --register-button-bg: #C30808;
    --register-button-text: #FFFF00;
    --light-text-color: #f0f0f0;
    --dark-text-color: #333333;
    --border-color: #e0e0e0;
    --section-bg-light: #f9f9f9;
}

.page-register {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark-text-color); /* Default text color for light background */
    background-color: var(--secondary-color); /* Body background is white */
}

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

/* Hero Section */
.page-register__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, assuming body handles header offset */
    padding-bottom: 50px;
    background-color: var(--primary-color); /* Dark green background */
    color: var(--secondary-color); /* White text */
}

.page-register__hero-image {
    width: 100%;
    height: 500px; /* Adjust height as needed */
    overflow: hidden;
    position: relative;
}

.page-register__hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover for desktop */
    display: block;
}

.page-register__hero-content {
    position: relative;
    max-width: 800px;
    margin-top: 30px; /* Space below image */
    padding: 0 20px;
}

.page-register__hero-title {
    font-size: clamp(2.5em, 5vw, 3.5em); /* Responsive font size */
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--secondary-color);
}

.page-register__hero-description {
    font-size: 1.2em;
    margin-bottom: 30px;
    color: var(--light-text-color);
}

.page-register__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    width: 100%; /* Ensure container takes full width */
    max-width: 100%; /* Ensure container takes full width */
    box-sizing: border-box;
    overflow: hidden;
}

/* Buttons */
.page-register__btn-primary,
.page-register__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    max-width: 100%; /* Ensure button adapts to container */
    box-sizing: border-box;
    white-space: normal; /* Allow text wrap */
    word-wrap: break-word; /* Allow text break */
    text-align: center;
}

.page-register__btn-primary {
    background-color: var(--register-button-bg); /* #C30808 */
    color: var(--register-button-text); /* #FFFF00 */
    border: 2px solid var(--register-button-bg);
}

.page-register__btn-primary:hover {
    background-color: #a30707;
    border-color: #a30707;
    transform: translateY(-2px);
}

.page-register__btn-secondary {
    background-color: var(--secondary-color); /* White */
    color: var(--primary-color); /* Dark green */
    border: 2px solid var(--primary-color);
}

.page-register__btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-2px);
}

/* General Section Styling */
.page-register__section {
    padding: 60px 0;
    text-align: center;
}

.page-register__section-title {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 40px;
    color: var(--primary-color);
    line-height: 1.3;
}

.page-register__section-description {
    font-size: 1.1em;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--dark-text-color);
}

.page-register__content-area {
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
    padding: 0 20px;
}

.page-register__content-area p {
    margin-bottom: 1em;
}

.page-register__white-text {
    color: var(--secondary-color);
}

/* Why Register Section */
.page-register__why-register {
    background-color: var(--section-bg-light); /* Light grey background */
}

.page-register__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-register__feature-item {
    background: var(--secondary-color);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.page-register__feature-item:hover {
    transform: translateY(-5px);
}

.page-register__feature-item img {
    
    
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain; /* Ensure small images are contained */
}

.page-register__feature-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Registration Guide Section */
.page-register__registration-guide {
    background-color: var(--secondary-color); /* White background */
}

.page-register__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-register__step-item {
    background: var(--section-bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: left;
    border: 1px solid var(--border-color);
}

.page-register__step-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8em;
    font-weight: bold;
    margin-bottom: 20px;
}

.page-register__step-title {
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.page-register__step-list {
    list-style-type: disc;
    margin-left: 20px;
    padding-left: 0;
}

.page-register__step-list li {
    margin-bottom: 8px;
}

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

/* Post Registration Section */
.page-register__post-registration {
    background-color: var(--primary-color); /* Dark green background */
    color: var(--secondary-color); /* White text */
}

.page-register__post-reg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-register__post-reg-item {
    background: rgba(255, 255, 255, 0.1); /* Semi-transparent white card */
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-register__post-reg-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
}

.page-register__post-reg-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

/* Security Tips Section */
.page-register__security-tips {
    background-color: var(--secondary-color); /* White background */
}

.page-register__security-list {
    list-style-type: none;
    padding-left: 0;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.page-register__security-list li {
    background: var(--section-bg-light);
    margin-bottom: 15px;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    border-left: 5px solid var(--primary-color);
}

.page-register__security-list li strong {
    color: var(--primary-color);
}

/* FAQ Section */
.page-register__faq-section {
    background-color: var(--section-bg-light); /* Light grey background */
}

.page-register__faq-list {
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

details.page-register__faq-item {
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    background: var(--secondary-color);
}
details.page-register__faq-item summary.page-register__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
}
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(--section-bg-light);
}
.page-register__faq-qtext {
    flex: 1;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: var(--dark-text-color);
}
.page-register__faq-toggle {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-left: 15px;
    width: 28px;
    text-align: center;
}
details.page-register__faq-item .page-register__faq-answer {
    padding: 0 20px 20px;
    background: var(--section-bg-light);
    border-radius: 0 0 5px 5px;
    color: var(--dark-text-color);
}

/* Final CTA Section */
.page-register__final-cta {
    background-color: var(--primary-color); /* Dark green background */
    color: var(--secondary-color); /* White text */
    padding-top: 80px;
    padding-bottom: 80px;
}

/* --- Responsive Design --- */

/* Tablet and smaller (max-width: 1024px) */
@media (max-width: 1024px) {
    .page-register__container {
        padding: 15px;
    }

    .page-register__hero-title {
        font-size: clamp(2em, 4.5vw, 3em);
    }

    .page-register__section-title {
        font-size: 2em;
    }

    .page-register__feature-grid,
    .page-register__steps-grid,
    .page-register__post-reg-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-register__hero-section {
        padding-top: 10px; /* Small top padding for mobile */
        padding-bottom: 30px;
    }
    .page-register__hero-image {
        height: 300px; /* Adjust height for mobile */
    }
    .page-register__hero-image img {
        object-fit: contain !important; /* Force contain for mobile hero */
        aspect-ratio: unset !important;
        width: 100% !important;
        height: auto !important; /* Ensure image scales correctly */
    }
    .page-register__hero-content {
        margin-top: 20px;
        padding: 0 15px;
    }
    .page-register__hero-title {
        font-size: clamp(1.8em, 8vw, 2.5em);
        margin-bottom: 15px;
    }
    .page-register__hero-description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    /* 按钮与按钮容器 */
    .page-register__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 15px;
        padding: 0 15px;
    }
    .page-register__btn-primary,
    .page-register__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;
        font-size: 1em;
    }
    .page-register__cta-bottom {
        padding: 0 15px;
    }

    /* 通用 Section Styling */
    .page-register__section {
        padding: 40px 0;
    }
    .page-register__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
        padding: 0 15px; /* Add padding for titles */
    }
    .page-register__section-description {
        font-size: 0.95em;
        margin: 0 auto 30px;
        padding: 0 15px;
    }
    .page-register__content-area {
        padding: 0 15px;
    }

    /* 通用图片与容器 */
    .page-register img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block;
    }
    .page-register__section,
    .page-register__card,
    .page-register__container,
    .page-register__feature-item,
    .page-register__step-item,
    .page-register__post-reg-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    /* Specific overrides for grid items to prevent double padding */
    .page-register__feature-grid,
    .page-register__steps-grid,
    .page-register__post-reg-grid {
        padding-left: 0;
        padding-right: 0;
    }
    .page-register__feature-item,
    .page-register__step-item,
    .page-register__post-reg-item {
        padding-left: 20px;
        padding-right: 20px;
    }

    /* Why Register Section */
    .page-register__feature-item img {
        
        
    }
    .page-register__feature-title {
        font-size: 1.2em;
    }

    /* Registration Guide Section */
    .page-register__step-icon {
        width: 40px;
        height: 40px;
        font-size: 1.5em;
    }
    .page-register__step-title {
        font-size: 1.3em;
    }

    /* Post Registration Section */
    .page-register__post-reg-item img {
         /* Adjust height for mobile */
    }
    .page-register__post-reg-title {
        font-size: 1.2em;
    }

    /* Security Tips Section */
    .page-register__security-list {
        padding: 0 15px;
    }
    .page-register__security-list li {
        padding: 12px 15px;
        font-size: 0.95em;
    }

    /* FAQ Section */
    details.page-register__faq-item summary.page-register__faq-question {
        padding: 15px;
    }
    .page-register__faq-qtext {
        font-size: 15px;
    }
    .page-register__faq-toggle {
        font-size: 20px;
        width: 24px;
        height: 24px;
    }
    details.page-register__faq-item .page-register__faq-answer {
        padding: 0 15px 15px;
    }

    /* Final CTA Section */
    .page-register__final-cta {
        padding: 50px 0;
    }
}

/* Ensure no filter on images */
.page-register img {
    filter: none !important;
}