/* style/register.css */
:root {
    --primary-color: #FFD700; /* Gold */
    --secondary-color: #1E90FF; /* Dodger Blue */
    --text-color: #333333;
    --background-light: #f8f8f8;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

.page-register {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-light); /* Assuming default light body background */
    padding-top: var(--header-offset, 120px); /* Fixed header spacing */
}

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

/* Hero Banner Section */
.page-register__hero-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #ffffff;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-register__main-title {
    font-size: 3.2em;
    margin-bottom: 20px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    color: #ffffff; /* Ensure high contrast on gradient */
}

.page-register__description {
    font-size: 1.2em;
    max-width: 800px;
    margin: 0 auto 30px auto;
    line-height: 1.8;
    color: #f0f0f0; /* Slightly lighter for readability */
}

.page-register__cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: #ffffff;
    color: var(--secondary-color); /* Darker text on white button */
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-color);
    border: none;
}

.page-register__cta-button:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-register__cta-button--large {
    padding: 18px 50px;
    font-size: 1.2em;
}

/* Form Section */
.page-register__form-section {
    padding: 60px 0;
    background-color: #ffffff;
}

.page-register__section-title {
    font-size: 2.5em;
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 50px;
    font-weight: bold;
}

.page-register__form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.page-register__registration-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.page-register__form-group {
    margin-bottom: 15px;
}

.page-register__form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--text-color);
}

.page-register__form-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1em;
    box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-register__form-input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(30, 144, 255, 0.2);
    outline: none;
}

.page-register__form-hint {
    font-size: 0.9em;
    color: #777;
    margin-top: 5px;
    display: block;
}

.page-register__verification-code {
    display: flex;
    flex-direction: column;
}

.page-register__code-input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.page-register__code-input {
    flex-grow: 1;
}

.page-register__get-code-button {
    padding: 12px 20px;
    background: var(--secondary-color);
    color: #ffffff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    font-weight: bold;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
}

.page-register__get-code-button:hover {
    background: #1a7ae0; /* Slightly darker blue */
}

.page-register__captcha-image {
    width: 200px; /* Fixed width as per placeholder, but will be responsive */
    height: 60px; /* Fixed height as per placeholder */
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-top: 10px;
    display: block;
    object-fit: cover;
}

.page-register__terms-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    font-size: 0.95em;
}

.page-register__terms-checkbox input[type="checkbox"] {
    transform: scale(1.2);
}

.page-register__terms-checkbox a {
    color: var(--secondary-color);
    text-decoration: none;
}

.page-register__terms-checkbox a:hover {
    text-decoration: underline;
}

.page-register__submit-button {
    padding: 15px 25px;
    background: var(--primary-color);
    color: #ffffff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2em;
    font-weight: bold;
    margin-top: 20px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

.page-register__submit-button:hover {
    background: #e6c200; /* Slightly darker gold */
    transform: translateY(-2px);
}

.page-register__login-prompt {
    text-align: center;
    margin-top: 25px;
    font-size: 1em;
}

.page-register__login-prompt a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
}

.page-register__login-prompt a:hover {
    text-decoration: underline;
}

/* Benefits Section */
.page-register__benefits-section {
    padding: 60px 0;
    background-color: var(--background-light);
    text-align: center;
}

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

.page-register__benefit-card {
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px var(--shadow-color);
    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-register__benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-register__benefit-icon {
    width: 100%; /* Ensure images take full width of card content area */
    max-width: 250px; /* Example max width, adjust as needed */
    height: auto;
    object-fit: cover;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-register__benefit-title {
    font-size: 1.5em;
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-register__benefit-description {
    font-size: 1em;
    color: #555;
}

/* Steps Section */
.page-register__steps-section {
    padding: 60px 0;
    background-color: #ffffff;
}

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

.page-register__step-item {
    background: var(--background-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--shadow-color);
    border: 1px solid var(--border-color);
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-register__step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    font-weight: bold;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-register__step-title {
    font-size: 1.4em;
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-weight: bold;
}

.page-register__step-description {
    font-size: 0.95em;
    color: #555;
}

/* FAQ Section */
.page-register__faq-section {
    padding: 60px 0;
    background-color: var(--background-light);
}

.page-register__faq-list {
    max-width: 800px;
    margin: 40px auto 0 auto;
}

/* FAQ容器样式 */
.page-register__faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

/* FAQ默认状态 - 答案隐藏 */
.page-register__faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
    padding: 0 20px;
    opacity: 0;
    background: #fdfdfd;
    color: #555;
    font-size: 0.95em;
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-register__faq-item.active .page-register__faq-answer {
    max-height: 2000px !important; /* 🚨 使用!important确保优先级，值足够大以容纳任何内容 */
    padding: 20px !important;
    opacity: 1;
    background: #fdfdfd;
    border-radius: 0 0 8px 8px;
}

/* 问题样式 */
.page-register__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.page-register__faq-item.active .page-register__faq-question {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-color: transparent;
    background-color: #f5f5f5;
}

.page-register__faq-question:hover {
    background: #f5f5f5;
    border-color: #d0d0d0;
}

.page-register__faq-question:active {
    background: #eeeeee;
}

/* 问题标题样式 */
.page-register__faq-question h3 {
    margin: 0;
    padding: 0;
    flex: 1;
    font-size: 1.1em;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-color);
    pointer-events: none; /* 防止h3标签阻止点击事件 */
}

/* 切换图标 */
.page-register__faq-toggle {
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
    color: var(--secondary-color);
    transition: transform 0.3s ease, color 0.3s ease;
    flex-shrink: 0;
    margin-left: 15px;
    pointer-events: none; /* 防止图标阻止点击事件 */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.page-register__faq-item.active .page-register__faq-toggle {
    color: var(--primary-color);
    transform: rotate(45deg); /* Change to minus sign visually */
}

/* CTA Section at bottom */
.page-register__cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--secondary-color), #1a7ae0);
    color: #ffffff;
    text-align: center;
}

.page-register__cta-section .page-register__section-title {
    color: #ffffff;
}

.page-register__cta-section .page-register__description {
    color: #f0f0f0;
    margin-bottom: 40px;
}

.page-register__cta-section .page-register__cta-button {
    background: var(--primary-color);
    color: #ffffff;
    margin-right: 20px;
}

.page-register__cta-section .page-register__cta-button:hover {
    background: #e6c200;
    color: #ffffff;
}

.page-register__btn-secondary {
    display: inline-block;
    padding: 15px 40px;
    background: transparent;
    color: #ffffff;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid #ffffff;
}

.page-register__btn-secondary:hover {
    background: #ffffff;
    color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* General image styling */
.page-register img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    /* Ensure no filter is applied */
    filter: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-register__main-title {
        font-size: 2.8em;
    }
    .page-register__section-title {
        font-size: 2em;
    }
    .page-register__form-wrapper {
        padding: 30px;
    }
    .page-register__benefits-grid,
    .page-register__steps-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-register {
        padding-top: var(--header-offset, 120px) !important; /* Mobile header spacing */
        overflow-x: hidden;
    }
    .page-register__container {
        padding: 15px;
    }
    .page-register__main-title {
        font-size: 2.2em;
        margin-bottom: 15px;
    }
    .page-register__description {
        font-size: 1em;
        margin-bottom: 20px;
    }
    .page-register__cta-button {
        padding: 12px 30px;
        font-size: 1em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-register__cta-button--large {
        padding: 15px 40px;
        font-size: 1.1em;
    }
    .page-register__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    .page-register__form-wrapper {
        padding: 20px;
    }
    .page-register__form-label {
        font-size: 0.95em;
    }
    .page-register__form-input {
        padding: 10px 12px;
        font-size: 0.9em;
    }
    .page-register__get-code-button {
        padding: 10px 15px;
        font-size: 0.9em;
    }
    .page-register__captcha-image {
        width: 150px;
        height: 50px;
    }
    .page-register__submit-button {
        font-size: 1.1em;
        padding: 12px 20px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-register__terms-checkbox {
        font-size: 0.85em;
        flex-wrap: wrap;
    }
    .page-register__benefits-grid,
    .page-register__steps-grid {
        grid-template-columns: 1fr;
    }
    .page-register__benefit-card,
    .page-register__step-item {
        padding: 25px;
    }
    .page-register__benefit-title,
    .page-register__step-title {
        font-size: 1.3em;
    }
    .page-register__faq-question h3 {
        font-size: 1em;
    }
    .page-register__faq-answer {
        font-size: 0.9em;
        padding: 0 15px;
    }
    .page-register__faq-item.active .page-register__faq-answer {
        padding: 15px !important;
    }
    .page-register__cta-section .page-register__cta-button {
        margin-right: 0;
        margin-bottom: 15px;
    }
    .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;
    }

    /* Mobile image responsive optimization */
    .page-register img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-register__section,
    .page-register__card,
    .page-register__container,
    .page-register__form-wrapper,
    .page-register__code-input-group,
    .page-register__cta-section .page-register__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-register__code-input-group {
        flex-direction: column;
        align-items: stretch;
    }
    .page-register__get-code-button {
        width: 100%;
        margin-top: 10px;
    }
    .page-register__captcha-image {
        align-self: flex-start;
    }
    .page-register__cta-section .page-register__container {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .page-register__cta-section .page-register__cta-button,
    .page-register__cta-section .page-register__btn-secondary {
        margin-bottom: 15px;
        width: 100%;
        max-width: 300px; /* Optional: limit max width for buttons */
    }
}

@media (max-width: 480px) {
    .page-register__main-title {
        font-size: 1.8em;
    }
    .page-register__section-title {
        font-size: 1.5em;
    }
    .page-register__cta-button {
        font-size: 0.95em;
        padding: 10px 25px;
    }
    .page-register__submit-button {
        font-size: 1em;
        padding: 10px 15px;
    }
    .page-register__benefit-title {
        font-size: 1.2em;
    }
    .page-register__step-title {
        font-size: 1.1em;
    }
}