/* ========== FAQページおしゃれデザイン ========== */

:root {
    --brand: #5fbf9a;
    --ink: #333;
    --muted: #777;
    --bg: #f9faf9;
    --card: #fff;
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
}

body {
    background: var(--bg);
    font-family: "Noto Sans JP", sans-serif;
    color: var(--ink);
    line-height: 1.8;
    margin: 0;
    padding: 0;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

h1.faq-title {
    text-align: center;
    font-size: clamp(24px, 4vw, 34px);
    font-weight: 600;
    color: var(--brand);
    margin-bottom: 2.5rem;
}

.faq-group {
    margin-bottom: 3rem;
}

.faq-group h2 {
    text-align: center;
    color: var(--brand);
    font-size: 18px;
    font-weight: 600;
    margin: 2em auto;
    position: relative;
}

.faq-group h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: var(--brand);
    border-radius: 3px;
    opacity: 0.5;
    margin: 0.5rem auto 0;
}

.faq-item {
    background: var(--card);
    border-radius: 14px;
    box-shadow: var(--shadow);
    margin-bottom: 16px;
    overflow: hidden;
    transition: 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.08);
}

.faq-question {
    padding: 1rem 1.4rem;
    font-weight: 600;
    cursor: pointer;
    background: linear-gradient(to right, #ffffff, #f6fdf9);
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1.05rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--ink);
    transition: 0.3s ease;
}

.faq-question:hover {
    background: linear-gradient(to right, #f8fffb, #eaf9f1);
}

.faq-icon {
    font-size: 1.3rem;
    color: var(--brand);
    transition: transform 0.3s ease;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    display: none;
    padding: 1.3rem 1.5rem;
    background: #fff;
    color: var(--muted);
    font-size: 0.95rem;
    border-top: 1px solid #eef3f1;
}

.faq-answer span {
    color: var(--ink);
    font-weight: 500;
}

.faq-answer a {
    color: var(--brand);
    text-decoration: underline;
}

.faq-answer a:hover {
    opacity: 0.8;
}