/* style/faq.css */

/* Custom color variables */
:root {
    --color-primary: #11A84E;
    --color-secondary: #22C768;
    --color-background-card: #11271B;
    --color-background-body: #08160F;
    --color-text-main: #F2FFF6;
    --color-text-secondary: #A7D9B8;
    --color-border: #2E7A4E;
    --color-glow: #57E38D;
    --color-gold: #F2C14E;
    --color-divider: #1E3A2A;
    --color-deep-green: #0A4B2C;
    --gradient-button: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --header-offset: 122px; /* Fallback, actual value comes from shared.css */
}

.page-faq {
    font-family: 'Arial', sans-serif;
    color: var(--color-text-main); /* Light text on dark body background */
    background-color: var(--color-background-body);
    line-height: 1.6;
    padding-bottom: 40px; /* Ensure some space above footer */
}

.page-faq__container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Top Section (Hero-like but without hero image, for title and intro) */
.page-faq__hero-section {
    padding-top: 10px; /* Small top padding, relying on body for header offset */
    padding-bottom: 40px;
    text-align: center;
    background-color: var(--color-deep-green); /* Use a darker brand green for this section */
    border-bottom: 1px solid var(--color-divider);
}

.page-faq__main-title {
    font-size: clamp(2em, 4vw, 3.2em); /* Responsive font size */
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.2;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-faq__intro-text {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto 30px auto;
}

.page-faq__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-faq__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05em;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Ensure text breaks within button */
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
    max-width: 100%; /* Ensure button doesn't overflow container */
}

.page-faq__btn--primary {
    background: var(--gradient-button);
    color: var(--color-text-main);
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-faq__btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    opacity: 0.9;
}

.page-faq__btn--secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-faq__btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-main);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Content Section */
.page-faq__content-section {
    padding: 50px 0;
    background-color: var(--color-background-body);
}

.page-faq__section-title {
    font-size: 2.2em;
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

/* FAQ List */
.page-faq__faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-faq__faq-item {
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-faq__faq-item[open] {
    background-color: var(--color-deep-green); /* Slightly darker when open */
    border-color: var(--color-primary);
}

.page-faq__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--color-text-main);
    cursor: pointer;
    list-style: none; /* Hide default marker for details/summary */
    user-select: none;
}

.page-faq__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for Webkit browsers */
}

.page-faq__faq-question .page-faq__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
    color: var(--color-gold);
    display: inline-block; /* Essential for transform */
}

.page-faq__faq-item[open] .page-faq__faq-question .page-faq__faq-toggle {
    /* transform: rotate(45deg); */ /* JS handles text change to 'x' */
    color: var(--color-secondary);
}

.page-faq__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.page-faq__faq-answer p {
    margin-bottom: 15px;
}

.page-faq__faq-answer p:last-child {
    margin-bottom: 0;
}

/* Images within FAQ answers */
.page-faq__figure {
    margin: 20px 0;
    text-align: center;
    background-color: var(--color-background-card);
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--color-divider);
    box-sizing: border-box;
}

.page-faq__figure img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 5px;
    margin: 0 auto; /* Center image */
}

.page-faq__figcaption {
    font-size: 0.9em;
    color: var(--color-text-secondary);
    margin-top: 10px;
}

.page-faq__btn--inline {
    display: inline-block;
    margin-top: 10px;
    padding: 8px 18px;
    font-size: 0.95em;
    border-radius: 6px;
    background: var(--gradient-button);
    color: var(--color-text-main);
    text-decoration: none;
    border: none;
    transition: background-color 0.3s ease;
}

.page-faq__btn--inline:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Call to Action Section */
.page-faq__call-to-action {
    padding: 60px 0;
    text-align: center;
    background-color: var(--color-deep-green);
    border-top: 1px solid var(--color-divider);
}

.page-faq__cta-title {
    font-size: 2.5em;
    color: var(--color-gold);
    margin-bottom: 20px;
    font-weight: 700;
}

.page-faq__cta-description {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto 30px auto;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-faq__main-title {
        font-size: clamp(1.8em, 5vw, 2.8em);
    }

    .page-faq__intro-text,
    .page-faq__cta-description {
        font-size: 1em;
    }

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

    .page-faq__faq-question {
        font-size: 1.1em;
        padding: 15px 20px;
    }

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

    .page-faq__btn {
        padding: 10px 20px;
        font-size: 1em;
    }
}

@media (max-width: 768px) {
    /* 1. 顶区标题 + 双 CTA */
    .page-faq__hero-section {
        padding-top: 10px !important; /* Small top padding, relying on body for header offset */
        padding-bottom: 30px;
    }

    .page-faq__main-title {
        font-size: clamp(1.5em, 7vw, 2.2em) !important; /* Smaller on mobile */
        max-width: 100%;
        padding: 0 15px;
    }

    .page-faq__intro-text {
        font-size: 0.95em;
        padding: 0 15px;
        max-width: 100%;
    }

    .page-faq__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 10px;
        padding: 0 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-faq__btn {
        max-width: 100% !important;
        width: 100% !important; /* Full width for stacked buttons */
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 15px;
    }

    /* 2. 单栏长文容器 */
    .page-faq__container {
        padding: 0 15px !important; /* Ensure content is padded on mobile */
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-faq__content-section {
        padding: 30px 0;
    }

    .page-faq__section-title {
        font-size: 1.8em;
        margin-bottom: 25px;
    }

    /* 3. 通用图片与 figure */
    .page-faq img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-faq__figure {
        margin: 15px 0;
        padding: 5px;
        box-sizing: border-box;
        max-width: 100%;
        width: 100%;
        overflow: hidden;
    }

    .page-faq__figcaption {
        font-size: 0.85em;
    }

    /* 4. 按钮与按钮容器 (already covered in top section and general .page-faq__btn) */
    .page-faq__btn--inline {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding: 10px 15px;
        font-size: 0.9em;
        text-align: center;
    }

    /* 5. 注册教程与 FAQ 区块 */
    .page-faq__faq-item {
        margin-bottom: 10px;
    }

    .page-faq__faq-question {
        font-size: 1em;
        padding: 15px 20px;
    }

    .page-faq__faq-answer {
        font-size: 0.95em;
        padding: 0 20px 15px 20px;
    }

    .page-faq__call-to-action {
        padding: 40px 0;
    }

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

    .page-faq__cta-description {
        font-size: 0.95em;
        padding: 0 15px;
        max-width: 100%;
    }
}