/* =====================================================
   Ruddspaset Product Manager — Frontend Styles
   ===================================================== */

.rss-product-page {
    max-width: 1100px;
    margin: 0 auto;
    font-family: 'Noto Sans JP', sans-serif;
    color: #333;
    line-height: 1.7;
}

/* ── Header ── */
.rss-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    padding: 40px 0;
}

@media (max-width: 768px) {
    .rss-header { grid-template-columns: 1fr; }
}

.rss-brand-cat {
    display: inline-block;
    background: #0073aa;
    color: #fff;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 2px;
    margin-bottom: 8px;
}

.rss-product-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 12px;
    line-height: 1.3;
}

.rss-subtitle {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 16px;
}

.rss-description {
    margin-bottom: 24px;
    font-size: 0.95rem;
}

/* ── Buttons ── */
.rss-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.rss-btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: opacity .2s;
}

.rss-btn:hover { opacity: .85; }

.rss-btn-secondary {
    background: #f0f0f0;
    color: #333;
    border: 1px solid #ccc;
}

.rss-btn-catalog {
    background: #f0a500;
    color: #fff;
}

.rss-btn-inquiry {
    background: #0073aa;
    color: #fff;
}

/* ── Gallery ── */
.rss-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
}

.rss-main-img {
    grid-column: 1 / -1;
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: contain;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    background: #fafafa;
}

.rss-thumb-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    cursor: pointer;
}

/* ── Sections ── */
.rss-section {
    padding: 48px 0;
    border-top: 1px solid #e8e8e8;
}

.rss-section-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 28px;
    padding-bottom: 10px;
    border-bottom: 3px solid #0073aa;
    display: inline-block;
}

/* ── Detail Table ── */
.rss-detail-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.rss-detail-table th,
.rss-detail-table td {
    padding: 12px 16px;
    border: 1px solid #e0e0e0;
    text-align: left;
    vertical-align: top;
}

.rss-detail-table th {
    background: #f5f8fa;
    font-weight: 600;
    width: 220px;
    color: #0073aa;
}

.rss-detail-table tr:nth-child(even) td {
    background: #fafafa;
}

/* ── Features ── */
.rss-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.rss-feature-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,.05);
}

.rss-feature-card h3 {
    margin: 0 0 10px;
    font-size: 1rem;
    color: #0073aa;
}

.rss-feature-card p {
    font-size: 0.9rem;
    color: #555;
    margin: 0;
}

.rss-feature-img {
    width: 100%;
    border-radius: 4px;
    margin-bottom: 12px;
    object-fit: cover;
    max-height: 200px;
}

/* ── YouTube ── */
.rss-youtube-wrap {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.rss-youtube-wrap iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    border: none;
}

/* ── Options ── */
.rss-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.rss-option-card {
    background: #f8f9fa;
    border-radius: 6px;
    padding: 20px;
    text-align: center;
}

.rss-option-card img {
    width: 100%;
    max-height: 160px;
    object-fit: contain;
    margin-bottom: 12px;
}

.rss-option-card h3 {
    margin: 0 0 8px;
    font-size: 0.95rem;
}

/* ── Cases ── */
.rss-cases-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.rss-case-item {
    background: #f0f6fb;
    border-left: 4px solid #0073aa;
    padding: 16px 20px;
    border-radius: 0 6px 6px 0;
    font-size: 0.9rem;
}

.rss-case-link {
    display: inline-block;
    margin-top: 8px;
    color: #0073aa;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
}

.rss-case-link:hover { text-decoration: underline; }

/* ── Recommended Sets ── */
.rss-sets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.rss-set-card {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
}

.rss-set-thumb {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.rss-set-card h3 {
    margin: 0;
    padding: 12px 16px 4px;
    font-size: 0.95rem;
}

.rss-set-card p {
    margin: 0;
    padding: 4px 16px 14px;
    font-size: 0.85rem;
    color: #666;
}

/* ── FAQ ── */
.rss-faq-list {
    margin: 0;
}

.rss-faq-item {
    margin-bottom: 16px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    overflow: hidden;
}

.rss-faq-q {
    background: #0073aa;
    color: #fff;
    padding: 12px 20px;
    font-weight: 600;
    font-size: 0.95rem;
    margin: 0;
}

.rss-faq-a {
    padding: 14px 20px;
    font-size: 0.9rem;
    color: #444;
    margin: 0;
    background: #fafafa;
}

/* ── Notes ── */
.rss-notes {
    background: #fffbe6;
    border: 1px solid #ffe58f;
    border-radius: 6px;
    padding: 20px 24px;
    font-size: 0.9rem;
    color: #664d00;
}