:root {
    --modal-meta-label-color: #475569;
    --modal-meta-count-color: #0f172a;
    --modal-meta-item-bg: #f3f4f6;
    --modal-meta-item-radius: 12px;
    --modal-meta-item-padding: 10px;
}

/* 詳細モーダル */
#detailModal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    opacity: 0;
    transition: opacity var(--modal-overlay-duration) var(--modal-overlay-ease);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

#detailModal.is-open {
    opacity: 1;
}

#detailModal .modal-content {
    background-color: white;
    margin: 20px auto;
    padding: 30px;
    border-radius: 16px;
    max-width: 600px;
    width: calc(100% - 40px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    opacity: 0;
    transform: translateY(22px) scale(0.985);
    transition:
        transform var(--modal-card-duration) var(--modal-card-ease),
        opacity var(--modal-card-duration) var(--modal-card-ease);
    will-change: transform, opacity;
}

#detailModal.is-open .modal-content {
    opacity: 1;
    transform: translateY(0) scale(1);
}

#detailModal .close-button {
    position: absolute;
    top: 15px;
    right: 15px;
    color: #475569;
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    transition: all 0.2s;
    background: #f1f5f9;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    padding: 2px 0 0 0;
    line-height: 0.9;
    font-family: Arial, "Helvetica Neue", sans-serif;
}

#detailModal .close-button:hover {
    color: white;
    background: #ef4444;
    transform: scale(1.1);
}

/* 画像モーダル */
#imageModal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    opacity: 0;
    transition: opacity 180ms var(--modal-overlay-ease);
}

#imageModal.is-open {
    opacity: 1;
}

#imageModal.is-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 48px;
    height: 48px;
    margin: -24px 0 0 -24px;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    animation: imageLoadingSpin 0.8s linear infinite;
    pointer-events: none;
    z-index: 10002;
}

#imageModal img {
    position: absolute;
    top: 50%;
    left: 50%;
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.985);
    transition:
        opacity 200ms var(--modal-card-ease),
        transform 200ms var(--modal-card-ease);
}

#imageModal.is-open img {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

#imageModal.is-loading img {
    opacity: 0;
}

#imageModal .close-button {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s;
    background: rgba(0, 0, 0, 0.5);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

#imageModal .close-button:hover {
    color: #ff6b6b;
    background: rgba(0, 0, 0, 0.7);
}

.location-photo-main-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    background: #e2e8f0;
}

.location-photo-main {
    width: 100%;
    height: 280px;
    display: block;
    object-fit: cover;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--photo-fade-duration) var(--photo-fade-ease);
}

.location-photo-thumbs {
    margin-top: 10px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
}

.location-photo-thumb {
    position: relative;
    border: 2px solid transparent;
    border-radius: 10px;
    padding: 0;
    background: #e2e8f0;
    flex: 0 0 auto;
    width: 76px;
    height: 76px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.location-photo-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0;
    transition: opacity var(--photo-fade-duration) var(--photo-fade-ease);
}

.location-photo-thumb.is-active {
    border-color: #2563eb;
}

.location-photo-main.is-loaded,
.location-photo-thumb img.is-loaded {
    opacity: 1;
}

.location-photo-main-wrapper.is-loading::after,
.location-photo-thumb.is-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 28px;
    height: 28px;
    margin: -14px 0 0 -14px;
    border-radius: 50%;
    border: 3px solid rgba(59, 130, 246, 0.22);
    border-top-color: #3b82f6;
    animation: imageLoadingSpin 0.8s linear infinite;
    pointer-events: none;
    z-index: 2;
}

@keyframes imageLoadingSpin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    #detailModal,
    #detailModal .modal-content,
    #imageModal,
    #imageModal img,
    .location-photo-main,
    .location-photo-thumb img {
        transition: none !important;
        animation: none !important;
    }
}

.performance-modal-content {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    max-width: 600px;
    margin: 0 auto;
}

.performance-modal-loading {
    min-height: 220px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
}

.performance-modal-spinner {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 4px solid #dbeafe;
    border-top-color: #2563eb;
    animation: performanceModalSpin 0.8s linear infinite;
}

.performance-modal-loading-text {
    margin: 0;
    font-size: 15px;
    color: #475569;
}

@keyframes performanceModalSpin {
    to {
        transform: rotate(360deg);
    }
}

.performance-modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 24px 64px 24px 24px;
    border-radius: 16px 16px 0 0;
    margin: -30px -30px 20px -30px;
    width: calc(100% + 60px);
    margin-bottom: 20px;
}

.performance-modal-title {
    font-size: 26px;
    font-weight: bold;
    margin-bottom: 10px;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
}

.performance-modal-date {
    font-size: 17px;
    opacity: 0.95;
}

.performance-modal-meta {
    background: transparent;
    padding: 0;
    border-radius: 0;
    margin-bottom: 20px;
    border: 0;
}

.performance-modal-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.performance-modal-meta-row + .performance-modal-meta-row {
    margin-top: 16px;
}

.performance-modal-label {
    font-size: 13px;
    color: var(--modal-meta-label-color);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.performance-modal-count {
    font-size: 28px;
    font-weight: 800;
    color: var(--modal-meta-count-color);
    line-height: 1;
}

.performance-modal-badge {
    color: white;
    padding: 8px 14px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
    line-height: 1;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), 0 2px 6px rgba(15, 23, 42, 0.18);
}

.performance-modal-meta-row-inline {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 10px;
}

.performance-modal-meta-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-width: 0;
    background: var(--modal-meta-item-bg);
    border: none;
    border-radius: var(--modal-meta-item-radius);
    padding: var(--modal-meta-item-padding);
    box-shadow: none;
}

.performance-modal-meta-row-inline .performance-modal-label,
.performance-modal-meta-row-inline .performance-modal-count,
.performance-modal-meta-row-inline .performance-modal-badge {
    white-space: nowrap;
}

.performance-modal-meta-row-inline .performance-modal-label {
    overflow: hidden;
    text-overflow: ellipsis;
}

.performance-modal-meta-row-inline .performance-modal-count {
    flex-shrink: 1;
    font-size: clamp(22px, 6.2vw, 30px);
}

.performance-modal-meta-row-inline .performance-modal-badge {
    flex-shrink: 0;
}

.performance-modal-songs {
    margin-bottom: 20px;
}

.performance-modal-tags {
    margin-bottom: 20px;
}

.performance-modal-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* Tag Chip: Base (flat) */
.performance-modal-tag-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: #0f172a;
    background: #eef2ff;
    border: none;
    line-height: 1.2;
    box-shadow: none !important;
    text-shadow: none !important;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    text-decoration: none;
    outline: none;
    transition: filter 0.16s ease, transform 0.08s ease, opacity 0.16s ease;
}

/* Tag Chip: Interaction */
.performance-modal-tag-chip:hover {
    filter: brightness(0.94);
}

.performance-modal-tag-chip:focus,
.performance-modal-tag-chip:active {
    box-shadow: none !important;
    text-shadow: none !important;
    outline: none;
}

.performance-modal-tag-chip:active {
    transform: translateY(1px);
    filter: brightness(0.88);
}

.performance-modal-tag-chip:focus-visible {
    outline: 2px solid rgba(15, 23, 42, 0.35);
    outline-offset: 1px;
}

.performance-modal-section-title {
    font-size: 18px;
    font-weight: bold;
    color: #1e293b;
    margin-bottom: 12px;
}

.performance-modal-song-list {
    margin: 0;
    padding-left: 28px;
    color: #475569;
    font-size: 16px;
}

.performance-modal-song-list li {
    margin: 8px 0;
}

.performance-modal-gallery {
    margin: 20px 0;
}

.performance-modal-photo-hint {
    font-size: 14px;
    color: #64748b;
    margin: 10px 0 0 0;
    text-align: center;
}

.performance-modal-map-link {
    display: block;
    text-align: center;
    background: #10b981;
    color: white;
    padding: 16px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: background 0.2s;
}

.performance-modal-map-link:hover {
    background: #059669;
}

/* モーダル・写真UIのモバイル調整 */
@media screen and (max-width: 768px) {
    #detailModal .modal-content {
        margin: 10px auto;
        padding: 20px;
        width: calc(100% - 20px);
        border-radius: 12px;
    }

    #detailModal .close-button {
        width: 50px;
        height: 50px;
        font-size: 36px;
        top: 10px;
        right: 10px;
    }

    .performance-modal-header {
        margin: -20px -20px 16px -20px;
        width: calc(100% + 40px);
        border-radius: 12px 12px 0 0;
        padding: 20px 63px 20px 20px;
    }

    .performance-modal-title {
        font-size: 24px;
    }

    .performance-modal-date {
        font-size: 16px;
    }

    .performance-modal-meta-row-inline {
        gap: 8px;
    }

    .performance-modal-meta-item {
        --modal-meta-item-radius: 11px;
        --modal-meta-item-padding: 9px;
    }

    .performance-modal-meta-row-inline .performance-modal-label {
        font-size: 12px;
    }

    .performance-modal-meta-row-inline .performance-modal-count {
        font-size: clamp(18px, 6.6vw, 28px);
    }

    .performance-modal-meta-row-inline .performance-modal-badge {
        font-size: 13px;
        padding: 7px 12px;
    }

    #imageModal .close-button {
        top: 10px;
        right: 10px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }

    .location-photo-main {
        height: 220px;
    }

    .location-photo-thumb {
        width: 64px;
        height: 64px;
    }
}