/* 御守・御朱印管理システム 共通スタイル */

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #8B0000;
    --accent-color: #DC143C;
    --bg-color: #0d0d0d;
    --card-bg: #1f1f1f;
    --text-color: #e0e0e0;
    --text-secondary: #a0a0a0;
    --border-color: #333333;
    --border-accent: #8B0000;
    --shadow: 0 4px 16px rgba(0,0,0,0.5);
    --hover-shadow: 0 8px 24px rgba(139,0,0,0.4);
    --input-bg: #2a2a2a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* ヘッダー */
header {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    padding: 1.5rem 2rem;
    box-shadow: var(--shadow);
    border-bottom: 2px solid var(--secondary-color);
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

header h1::before {
    content: '⛩️';
    font-size: 2rem;
}

/* ナビゲーション */
nav {
    background-color: var(--card-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
}

nav li {
    margin: 0;
}

nav a {
    display: block;
    padding: 1rem 2rem;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

nav a:hover {
    background-color: #2a2a2a;
    border-bottom-color: var(--accent-color);
    color: var(--accent-color);
}

nav a.active {
    background-color: #2a2a2a;
    border-bottom-color: var(--secondary-color);
    color: var(--secondary-color);
}

/* メインコンテンツ */
main {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* コンテナ */
.container {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

/* フォーム */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group input[type="file"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #B22222 100%);
    color: white;
    border: 1px solid var(--border-accent);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #B22222 0%, var(--accent-color) 100%);
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.btn-secondary {
    background-color: #2a2a2a;
    color: white;
    border: 1px solid var(--border-accent);
}

.btn-secondary:hover {
    background-color: #3a3a3a;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(139,0,0,0.3);
}

.btn-danger {
    background-color: var(--accent-color);
    color: white;
    border: 1px solid var(--accent-color);
}

.btn-danger:hover {
    background-color: #B01030;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(220,20,60,0.4);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: white;
    box-shadow: 0 4px 16px rgba(139,0,0,0.3);
}

/* 検索・フィルターバー */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-bar .form-group {
    flex: 1;
    min-width: 200px;
    margin-bottom: 0;
}

.filter-bar .btn {
    align-self: flex-end;
}

/* アイテムグリッド */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

/* アイテムカード */
.item-card {
    background-color: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.item-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
    border-color: var(--secondary-color);
    background-color: #2a2a2a;
}

.item-card-image {
    width: 100%;
    height: 250px;
    object-fit: contain;
    background-color: #0d0d0d;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.item-card-pdf {
    width: 100%;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #0d0d0d;
    color: var(--secondary-color);
    font-size: 4rem;
    border-bottom: 1px solid var(--border-color);
}

.item-card-pdf-preview {
    width: 100%;
    height: 250px;
    position: relative;
    background-color: #0d0d0d;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.item-card-pdf-embed {
    width: 100%;
    height: 100%;
    border: none;
    pointer-events: none;
}

.item-card-pdf-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
    z-index: 10;
}

/* PDFプレビューローディング */
.item-card-pdf-loading {
    width: 100%;
    height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #0d0d0d;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.pdf-loading-spinner {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.pdf-loading-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* PDFプレビュー失敗時のフォールバック */
.pdf-fallback-icon {
    font-size: 4rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.pdf-fallback-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* PDFプレビュー画像 */
.pdf-preview {
    position: relative;
}

.item-card-content {
    padding: 1.5rem;
}

.item-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.item-card-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.item-card-info span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.item-card-info strong {
    color: var(--text-color);
}

.item-card-notes {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 1rem;
    min-height: 40px;
}

.item-card-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.item-card-actions .btn {
    flex: 1;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* アラート */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.alert-success {
    background-color: #1a3a1a;
    color: #66ff66;
    border: 1px solid #2d5a2d;
}

.alert-error {
    background-color: #3a1a1a;
    color: #ff6666;
    border: 1px solid #5a2d2d;
}

.alert-info {
    background-color: #1a2a3a;
    color: #66b3ff;
    border: 1px solid #2d4a5a;
}

/* モーダル */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 12px;
    max-width: 900px;
    width: 100%;
    max-height: 95vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    border: 2px solid var(--border-accent);
}

/* モーダルのスクロールバー */
.modal-content::-webkit-scrollbar {
    width: 10px;
}

.modal-content::-webkit-scrollbar-track {
    background: #1f1f1f;
    border-radius: 5px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 5px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 2px solid var(--border-accent);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #0d0d0d;
}

.modal-header h2 {
    color: var(--text-color);
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--accent-color);
}

.modal-body {
    padding: 2rem;
    color: var(--text-color);
}

.modal-body img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1rem;
}

/* PDF詳細表示 */
.pdf-detail-container {
    width: 100%;
}

.pdf-viewer-container {
    width: 100%;
    max-height: 70vh;
    overflow-y: auto;
    overflow-x: hidden;
    background-color: #0d0d0d;
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* スクロールバーのスタイル */
.pdf-viewer-container::-webkit-scrollbar {
    width: 10px;
}

.pdf-viewer-container::-webkit-scrollbar-track {
    background: #1f1f1f;
    border-radius: 5px;
}

.pdf-viewer-container::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 5px;
}

.pdf-viewer-container::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

.pdf-page-canvas {
    max-width: 100%;
    height: auto;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.pdf-page-label {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.pdf-preview-large {
    width: 100%;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #0d0d0d;
    border-radius: 8px;
    padding: 2rem;
}

.pdf-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.pdf-actions .btn {
    flex: 1;
    min-width: 200px;
    text-align: center;
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .pdf-actions .btn {
        min-width: 100%;
    }
    
    .pdf-viewer-container {
        max-height: 60vh;
        padding: 0.5rem;
    }
    
    .pdf-preview-large {
        min-height: 300px;
        padding: 1rem;
    }
}

/* 印刷スタイル */
@media print {
    header, nav, .btn, .filter-bar, .item-card-actions {
        display: none;
    }
    
    body {
        background-color: white;
    }
    
    .container {
        box-shadow: none;
        page-break-inside: avoid;
    }
    
    .item-card {
        page-break-inside: avoid;
        border: 1px solid #000;
    }
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.4rem;
    }
    
    nav a {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    main {
        padding: 0 1rem;
    }
    
    .container {
        padding: 1.5rem;
    }
    
    .filter-bar {
        flex-direction: column;
    }
    
    .filter-bar .form-group {
        width: 100%;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
    
    .item-card-actions {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 1rem;
    }
}

/* ローディングスピナー */
.spinner {
    border: 4px solid rgba(139, 0, 0, 0.2);
    border-left-color: var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

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

/* 空の状態 */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.empty-state-text {
    font-size: 1.2rem;
}