/* FAQ page styles (page-faq.php)
 * Issue #486 参照
 */

.saikai-faq {
    background: #fafafa;
}

.saikai-faq-hero {
    background: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
    color: #fff;
    padding: 56px 0 44px;
}

.saikai-faq-hero__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.saikai-faq-hero__title {
    margin: 0 0 10px;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    line-height: 1.2;
}

.saikai-faq-hero__lead {
    margin: 0;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.7;
}

.saikai-faq__container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 28px 20px 64px;
}

.saikai-faq__notice {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 14px;
    padding: 16px 18px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
    margin-bottom: 18px;
}

.saikai-faq__notice a {
    color: #d32f2f;
    font-weight: 600;
}

.saikai-faq__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.saikai-faq__section {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 14px;
    padding: 16px 18px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
}

.saikai-faq__section-title {
    margin: 0 0 10px;
    font-size: 1.15rem;
    color: #222;
}

.saikai-faq-item {
    border-top: 1px solid #f1f1f1;
    padding-top: 10px;
    margin-top: 10px;
}

.saikai-faq-item:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.saikai-faq-item summary {
    cursor: pointer;
    font-weight: 700;
    color: #222;
    list-style: none;
}

.saikai-faq-item summary::-webkit-details-marker {
    display: none;
}

.saikai-faq-item summary::after {
    content: '＋';
    float: right;
    color: #d32f2f;
}

.saikai-faq-item[open] summary::after {
    content: '－';
}

.saikai-faq-item__answer {
    margin-top: 10px;
    color: #444;
    line-height: 1.8;
}

.saikai-faq-item__answer p {
    margin: 0 0 10px;
}

.saikai-faq-item__answer p:last-child {
    margin-bottom: 0;
}

.saikai-faq-item__answer ul {
    margin: 8px 0 10px 1.1em;
}

.saikai-faq-cta {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 18px;
}

.saikai-faq-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 14px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
}

.saikai-faq-btn--primary {
    background: #d32f2f;
    color: #fff;
}

.saikai-faq-btn--ghost {
    background: transparent;
    color: #d32f2f;
    border: 2px solid #d32f2f;
}

@media (min-width: 900px) {
    .saikai-faq__grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .saikai-faq-cta {
        grid-template-columns: 1fr 1fr;
    }
}