:root {
    --color-bg: #f5f6fa;
    --color-fg: #1a1a1a;
    --color-primary: #1976d2;
    --color-secondary: #e3e3e3;
    --color-modal-bg: #fff;
    --color-border: #ccc;
}
[data-theme="dark"] {
    --color-bg: #181a1b;
    --color-fg: #f8fafd;
    --color-primary: #90caf9;
    --color-secondary: #23272f;
    --color-modal-bg: #23272f;
    --color-border: #444;
}
body {
    background: var(--color-bg);
    color: var(--color-fg);
    font-family: 'Segoe UI', 'Meiryo', sans-serif;
    margin: 0;
    padding: 0;
}
h1, h2, h3 {
    color: var(--color-primary);
}
button {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    margin: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background 0.2s;
}
button:hover {
    background: #1565c0;
}
input[type="text"], input[type="email"] {
    background: var(--color-secondary);
    color: var(--color-fg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 8px;
    margin-bottom: 8px;
}
[data-theme="dark"] input[type="text"], 
[data-theme="dark"] input[type="email"] {
    background: #22252a;
    color: #f8fafd;
    border: 1px solid #444;
}
#fixed-header {
    background: var(--color-modal-bg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    padding: 8px 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
#header-top {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4px 0;
}
#header-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
#header-left {
    flex: 1;
    display: flex;
    align-items: center;
    min-width: 0;
}
#header-right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    min-width: 0;
}
#app-title {
    margin: 0;
    font-size: 1.5em;
    color: var(--color-primary);
    font-weight: bold;
    white-space: nowrap;
}
.user-menu {
    position: relative;
    display: inline-block;
}
#userMenuBtn {
    background: none;
    border: none;
    color: var(--color-fg);
    padding: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1em;
}
[data-theme="dark"] #userMenuBtn {
    color: var(--color-fg);
}
#userMenuBtn .arrow-down {
    font-size: 0.8em;
}
.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: var(--color-modal-bg);
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: 6px;
    overflow: hidden;
}
.dropdown-content a,
.dropdown-content button {
    color: var(--color-fg);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-size: 1em;
}
.dropdown-content a:hover,
.dropdown-content button:hover {
    background-color: var(--color-secondary);
}
.show {
    display: block;
}
#tab-bar button {
    margin-right: 8px;
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-fg);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}
#tab-bar button:hover {
    background-color: var(--color-secondary);
}
#tab-bar button.active {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
[data-theme="dark"] #tab-bar button.active {
    color: #111;
}
/* モーダル共通 */
#orgAddModal > div,
#userAddModal > div,
#orgEditModal > div,
#userEditModal > div {
    background: #fff;
    padding: 24px;
    border-radius: 8px;
}
[data-theme="dark"] #orgAddModal > div,
[data-theme="dark"] #userAddModal > div,
[data-theme="dark"] #orgEditModal > div,
[data-theme="dark"] #userEditModal > div {
    background: #23272f;
    color: #f8fafd;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
[data-theme="dark"] #orgAddModal input,
[data-theme="dark"] #userAddModal input,
[data-theme="dark"] #orgEditModal input,
[data-theme="dark"] #userEditModal input {
    background: #22252a;
    color: #f8fafd;
    border: 1px solid #444;
}
[data-theme="dark"] #orgAddModal button,
[data-theme="dark"] #userAddModal button,
[data-theme="dark"] #orgEditModal button,
[data-theme="dark"] #userEditModal button {
    background: #90caf9;
    color: #111;
    border: none;
}
.main-content {
    max-width: 1000px;
    margin: 32px auto 0 auto;
    padding: 0 16px;
}
ul {
    background: var(--color-modal-bg);
    border-radius: 8px;
    padding: 12px 24px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    margin: 16px 0;
    list-style: none;
}
li {
    margin-bottom: 12px;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}
li:last-child {
    border-bottom: none;
}
ul li {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.button-group {
    display: flex;
    gap: 8px;
}
/* テーマ切り替えボタン */
#themeToggleBtn {
    background: none;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    margin-left: 12px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.95em;
    transition: background 0.2s, color 0.2s;
}
#themeToggleBtn:hover {
    background: var(--color-primary);
    color: #fff;
}
#logoutBtn {
    background: #e53935;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    margin: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background 0.2s, color 0.2s;
}
#logoutBtn:hover {
    background: #b71c1c;
}
[data-theme="dark"] #logoutBtn {
    color: #111;
}
[data-theme="dark"] button {
    color: #111;
}
button.delete-btn {
    background: #e53935;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    margin: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background 0.2s, color 0.2s;
}
button.delete-btn:hover {
    background: #b71c1c;
}
[data-theme="dark"] button.delete-btn {
    color: #111;
}

/* 初期表示状態 */
#fixed-header {
    display: none;
}

#tab-bar {
    display: none;
    margin-bottom: 16px;
}

#adminTabBtn {
    display: none;
}

#admin-view {
    display: none;
}

#user-view {
    display: none;
}

/* ログイン画面のスタイル */
#login-view {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 20px !important;
    box-sizing: border-box !important;
    background: var(--color-bg) !important;
    z-index: 9999 !important;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#login-view.hidden {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

#login-view.visible {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    max-width: 400px;
    width: 100%;
    padding: 40px 20px;
    background: var(--color-modal-bg);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    text-align: center;
}

[data-theme="dark"] .login-container {
    background: var(--color-modal-bg);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

#login-view h1 {
    margin: 0 0 30px 0;
    font-size: 2.5em;
    color: var(--color-primary);
    text-align: center;
}

#login-view p {
    margin: 0 0 30px 0;
    font-size: 18px;
    color: var(--color-fg);
    text-align: center;
}

#loginBtn {
    font-size: 18px;
    padding: 15px 30px;
    border-radius: 8px;
    background: var(--color-primary);
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    margin: 0;
}

#loginBtn:hover {
    background: #1565c0;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

/* ログイン画面の言語選択スタイル */
#login-view .setting-item {
    margin: 24px 0 0 0;
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    width: 100%;
}

#login-view .setting-item label {
    font-weight: bold;
    color: var(--color-fg);
    white-space: nowrap;
}

#login-view .setting-item select {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-secondary);
    color: var(--color-fg);
    font-size: 14px;
    cursor: pointer;
    min-width: 120px;
}

[data-theme="dark"] #login-view .setting-item select {
    background: #22252a;
    border: 1px solid #444;
    color: #f8fafd;
}

/* モーダル共通スタイル */
#orgAddModal,
#userAddModal,
#orgEditModal,
#userEditModal {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.3);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

/* モーダル内コンテナ */
#orgAddModal > div,
#userAddModal > div,
#orgEditModal > div,
#userEditModal > div {
    padding: 40px;
    border-radius: 12px;
    min-width: 500px;
    max-width: 90vw;
}

/* モーダル内タイトル */
#orgAddModal h3,
#userAddModal h3,
#orgEditModal h3,
#userEditModal h3 {
    margin-top: 0;
    margin-bottom: 28px;
    font-size: 22px;
}

/* モーダル内フォーム要素 */
#orgAddModal .form-group,
#userAddModal .form-group,
#orgEditModal .form-group,
#userEditModal .form-group {
    margin-bottom: 24px;
}

/* モーダル内ラベル */
#orgAddModal label,
#userAddModal label,
#orgEditModal label,
#userEditModal label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
}

/* モーダル内入力フィールド */
#orgAddModal input[type="text"],
#orgAddModal input[type="email"],
#userAddModal input[type="text"],
#userAddModal input[type="email"],
#orgEditModal input[type="text"],
#orgEditModal input[type="email"],
#userEditModal input[type="text"],
#userEditModal input[type="email"] {
    width: 100%;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
}

/* モーダル内チェックボックスリスト */
#orgCheckboxList,
#orgEditCheckboxList {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 14px;
}

/* エラーメッセージ */
#userAddError {
    color: red;
    display: none;
    margin-bottom: 16px;
    padding: 8px;
    background: #ffe6e6;
    border-radius: 4px;
}

/* モーダル内ボタングループ */
#orgAddModal .button-group,
#userAddModal .button-group,
#orgEditModal .button-group,
#userEditModal .button-group {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* モーダル内ボタン */
#closeOrgModalBtn,
#closeUserModalBtn,
#closeOrgEditModalBtn,
#closeUserEditModalBtn {
    padding: 12px 24px;
    border: 1px solid #ddd;
    background: #f5f5f5;
    border-radius: 6px;
    cursor: pointer;
    color: black;
}

#submitOrgBtn,
#submitUserBtn,
#submitOrgEditBtn,
#submitUserEditBtn {
    padding: 12px 24px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

/* ダークテーマ対応 */
[data-theme="dark"] #closeOrgModalBtn,
[data-theme="dark"] #closeUserModalBtn,
[data-theme="dark"] #closeOrgEditModalBtn,
[data-theme="dark"] #closeUserEditModalBtn {
    background: #444;
    color: #f8fafd;
    border: 1px solid #666;
}

[data-theme="dark"] #submitOrgBtn,
[data-theme="dark"] #submitUserBtn,
[data-theme="dark"] #submitOrgEditBtn,
[data-theme="dark"] #submitUserEditBtn {
    background: #90caf9;
    color: #111;
}

[data-theme="dark"] #orgCheckboxList,
[data-theme="dark"] #orgEditCheckboxList {
    background: #22252a;
    border: 1px solid #444;
}

[data-theme="dark"] #userAddError {
    background: #4a1a1a;
    color: #ff6b6b;
}

/* 設定モーダル */
#settingsModal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
    align-items: center;
    justify-content: center;
}
#settingsModal .modal-content {
    background-color: var(--color-modal-bg);
    margin: auto;
    padding: 20px;
    border: 1px solid var(--color-border);
    width: 80%;
    max-width: 500px;
    border-radius: 8px;
    position: relative;
}
#settingsModal .close-btn {
    color: var(--color-fg);
    position: absolute;
    top: 10px;
    right: 25px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}
#settingsModal .setting-item {
    margin-bottom: 15px;
}
#settingsModal label {
    display: block;
    margin-bottom: 5px;
}
#settingsModal select {
    width: 100%;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    background-color: var(--color-secondary);
    color: var(--color-fg);
}

#settingsModal select,
#uploadModal select,
#uploadModal input[type="text"],
#uploadModal input[type="email"],
#uploadModal input[type="tel"],
#uploadModal input[type="url"],
#uploadModal textarea,
#uploadModal input[type="file"],
#photoEditModal select,
#photoEditModal input[type="text"],
#photoEditModal input[type="email"],
#photoEditModal input[type="tel"],
#photoEditModal input[type="url"],
#photoEditModal input[type="datetime-local"],
#photoEditModal textarea {
    width: 100%;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    background-color: var(--color-secondary);
    color: var(--color-fg);
    box-sizing: border-box;
}

#uploadModal .form-group {
    margin-bottom: 15px;
}

#uploadModal textarea {
    min-height: 80px;
    resize: vertical;
}

#uploadOrgCheckboxList {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    padding: 10px;
    border-radius: 4px;
}

#uploadProgress {
    width: 100%;
    margin-top: 15px;
}
#uploadProgress progress {
    width: 100%;
}

/* 名刺一覧 */
.photo-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.photo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-border);
    flex-wrap: wrap;
    gap: 16px;
}

.photo-header h2 {
    margin: 0;
    color: var(--color-primary);
    flex-shrink: 0;
}

.photo-controls {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-grow: 1;
    justify-content: flex-end;
}

.search-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-container input {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background-color: var(--color-secondary);
    color: var(--color-fg);
    min-width: 250px;
}

.search-container button {
    padding: 8px 16px;
}

.photo-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.photo-card {
    background: var(--color-modal-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.photo-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #f0f0f0;
}

.photo-content {
    padding: 16px;
}

.photo-title {
    font-size: 18px;
    font-weight: bold;
    margin: 0 0 8px 0;
    color: var(--color-fg);
}

.photo-description {
    color: #666;
    margin: 0 0 12px 0;
    line-height: 1.4;
}

.photo-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #888;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
}

.photo-orgs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 8px;
}

.photo-org-tag {
    background: var(--color-primary);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
}

.loading-text {
    text-align: center;
    color: #666;
    grid-column: 1 / -1;
    padding: 40px;
}

.no-photos {
    text-align: center;
    color: #666;
    grid-column: 1 / -1;
    padding: 40px;
}

.photo-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.photo-actions button {
    padding: 6px 12px;
    font-size: 12px;
    border-radius: 4px;
}

.delete-photo-btn {
    background: #e53935;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}

.delete-photo-btn:hover {
    background: #b71c1c;
}

/* ダークテーマ対応 */
[data-theme="dark"] .photo-card {
    background: var(--color-modal-bg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

[data-theme="dark"] .photo-title {
    color: var(--color-fg);
}

[data-theme="dark"] .photo-description {
    color: #aaa;
}

[data-theme="dark"] .photo-meta {
    color: #aaa;
    border-top-color: #444;
}

[data-theme="dark"] .photo-image {
    background: #333;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .photo-header {
        flex-direction: column;
        align-items: stretch;
    }

    .photo-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-container {
        width: 100%;
    }

    .search-container input {
        width: 100%;
        box-sizing: border-box;
    }

    .photo-gallery {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .photo-card {
        margin-bottom: 15px;
    }

    /* ヘッダーのレスポンシブ対応 */
    #app-title {
        font-size: 1.2em;
    }
    
    #header-bottom {
        flex-direction: column;
        gap: 8px;
        align-items: stretch;
    }
    
    #header-left {
        flex: none;
        justify-content: center;
    }
    
    #header-right {
        flex: none;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    #app-title {
        font-size: 1em;
    }
    
    #fixed-header {
        padding: 8px 12px;
    }
    
    #header-bottom {
        gap: 12px;
    }
}

#uploadModal .modal-content,
#photoEditModal .modal-content {
    background-color: var(--color-modal-bg);
    margin: 5% auto;
    padding: 20px 40px;
    border: 1px solid var(--color-border);
    width: 80%;
    max-width: 1200px;
    border-radius: 8px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
    margin-bottom: 15px;
}

.form-column {
    display: flex;
    flex-direction: column;
}

.form-group {
    margin-bottom: 12px;
}
.form-group label {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 6px;
    display: block;
}

.form-group-checkbox {
    display: flex;
    align-items: center;
    margin-top: 16px;
    padding: 8px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
}
.form-group-checkbox label {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0;
    font-weight: normal;
}
.form-group-checkbox input {
    margin-right: 8px;
    width: auto;
    height: 16px;
    width: 16px;
}

#uploadModal textarea,
#photoEditModal textarea {
    min-height: 100px;
    resize: vertical;
}

#uploadOrgCheckboxList,
#photoEditOrgCheckboxList {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    padding: 10px;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .photo-header {
        flex-direction: column;
        align-items: stretch;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .photo-gallery {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

#photoEditModal .modal-content {
    width: 50vw;
    max-width: 650px;
    min-width: 450px;
    height: 100vh;
    margin: 0;
    border-radius: 0;
    box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 0;
    background-color: var(--color-modal-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

#photoEditModal h2 {
    padding: 24px 24px 15px 24px;
    border-bottom: 1px solid var(--color-border);
    margin: 0;
    flex-shrink: 0;
}

#uploadModal .modal-content {
    width: 80%;
    max-width: 900px;
}

@media (max-width: 900px) {
    #photoEditModal .modal-content {
        width: 80vw;
        min-width: unset;
    }
}

/* Photo Edit Modal (Side Panel) */
#photoEditModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 1001;
    display: flex;
    justify-content: flex-end; /* Align panel to the right */
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.3s, opacity 0.3s ease;
}

#photoEditModal.is-open {
    visibility: visible;
    opacity: 1;
}

#photoEditModal .modal-content {
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

#photoEditModal.is-open .modal-content {
    transform: translateX(0);
}

[data-theme="dark"] #orgCheckboxList,
[data-theme="dark"] #orgEditCheckboxList {
    background: #22252a;
    border: 1px solid #444;
}

#settingsModal .modal-content {
    background-color: var(--color-modal-bg);
    margin: auto;
    padding: 20px;
    color: var(--color-fg);
    box-sizing: border-box;
}

#photoEditModal .modal-content {
    width: 50vw;
    max-width: 650px;
    min-width: 450px;
    height: 100vh;
    margin: 0;
    border-radius: 0;
    box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 0;
    background-color: var(--color-modal-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

#photoEditModal h2 {
    padding: 24px 24px 15px 24px;
    border-bottom: 1px solid var(--color-border);
    margin: 0;
    flex-shrink: 0;
}

#uploadModal .modal-content,
#photoEditModal .modal-content {
    width: 80%;
    max-width: 900px;
}

@media (max-width: 900px) {
    #photoEditModal .modal-content {
        width: 80vw;
        min-width: unset;
    }
}

@media (max-width: 768px) {
    .photo-header {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Side Panel Modals */
#uploadModal,
#photoEditModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 1001;
    display: flex;
    justify-content: flex-end; /* Align panel to the right */
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.3s, opacity 0.3s ease;
}

#uploadModal.is-open,
#photoEditModal.is-open {
    visibility: visible;
    opacity: 1;
}

#uploadModal .modal-content,
#photoEditModal .modal-content {
    width: 50vw;
    max-width: 650px;
    min-width: 450px;
    height: 100vh;
    margin: 0;
    border-radius: 0;
    box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 0;
    background-color: var(--color-modal-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

#uploadModal.is-open .modal-content,
#photoEditModal.is-open .modal-content {
    transform: translateX(0);
}

#uploadModal h2,
#photoEditModal h2 {
    padding: 24px 24px 15px 24px;
    border-bottom: 1px solid var(--color-border);
    margin: 0;
    flex-shrink: 0;
}

.panel-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px 24px;
}

.panel-footer {
    padding: 15px 24px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    flex-shrink: 0;
    background-color: var(--color-modal-bg);
}

.panel-footer button {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, box-shadow 0.2s;
}

.panel-footer .btn-primary {
    background-color: var(--color-primary);
    color: white;
}
[data-theme="dark"] .panel-footer .btn-primary {
    color: #111;
}
.panel-footer .btn-primary:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.panel-footer .btn-secondary {
    background-color: #6c757d;
    color: white;
}
.panel-footer .btn-secondary:hover {
    background-color: #5a6268;
}

.panel-footer .btn-danger {
    background-color: #e53935;
    color: white;
    margin-right: auto; /* ボタンを左側に寄せる */
}
.panel-footer .btn-danger:hover {
    background-color: #b71c1c;
}

#editModeBtn {
    background-color: var(--color-primary);
    color: white;
}
[data-theme="dark"] #editModeBtn {
    color: #111;
}
#editModeBtn:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

#editModeBtn.btn-secondary {
    background-color: #6c757d;
    color: white;
}
#editModeBtn.btn-secondary:hover {
    background-color: #5a6268;
}

#closePanelBtn {
    background-color: var(--color-secondary);
    color: var(--color-fg);
    border: 1px solid var(--color-border);
}
[data-theme="dark"] #closePanelBtn {
    background-color: #444;
    color: var(--color-fg);
}

#photoEditModal .modal-content input:not([type="checkbox"]):read-only,
#photoEditModal .modal-content select:disabled,
#photoEditModal .modal-content textarea:read-only {
    background-color: transparent;
    border-color: transparent;
    color: var(--color-fg);
    padding-left: 0;
    padding-right: 0;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

#photoEditModal.view-mode .form-group-checkbox label {
    pointer-events: none;
}

[data-theme="dark"] #orgCheckboxList,
[data-theme="dark"] #orgEditCheckboxList {
    background: #22252a;
}

#uploadModal input[readonly],
#photoEditModal input[readonly] {
    background-color: #f5f5f5;
    color: #666;
    cursor: not-allowed;
}

[data-theme="dark"] #uploadModal input[readonly],
[data-theme="dark"] #photoEditModal input[readonly] {
    background-color: #333;
    color: #aaa;
}

/* プロフィール編集モーダル */
#profileModal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
    align-items: center;
    justify-content: center;
}

#profileModal .modal-content {
    background-color: var(--color-modal-bg);
    margin: auto;
    padding: 20px;
    color: var(--color-fg);
    box-sizing: border-box;
    width: 80%;
    max-width: 500px;
    border-radius: 8px;
    position: relative;
}

#profileModal .close-btn {
    color: var(--color-fg);
    position: absolute;
    top: 10px;
    right: 25px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

#profileModal .profile-form {
    margin-top: 20px;
}

#profileModal .form-group {
    margin-bottom: 15px;
}

#profileModal label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

#profileModal input[type="text"],
#profileModal input[type="email"] {
    width: 100%;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    background-color: var(--color-secondary);
    color: var(--color-fg);
    box-sizing: border-box;
}

#profileModal input[type="text"]:focus,
#profileModal input[type="email"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

#profileModal input[readonly] {
    background-color: #f5f5f5;
    color: #666;
    cursor: not-allowed;
}

[data-theme="dark"] #profileModal input[readonly] {
    background-color: #333;
    color: #aaa;
}

#profileModal .org-list {
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    padding: 10px;
    border-radius: 4px;
    background-color: var(--color-secondary);
}

#profileModal .button-group {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 20px;
}

#profileModal .button-group button {
    padding: 10px 20px;
    font-size: 16px;
}

#closeProfileBtn {
    background-color: var(--color-secondary);
    color: var(--color-fg);
    border: 1px solid var(--color-border);
}

[data-theme="dark"] #closeProfileBtn {
    background-color: #444;
    color: var(--color-fg);
}

#submitProfileBtn {
    background-color: var(--color-primary);
    color: #fff;
    border: none;
}

[data-theme="dark"] #submitProfileBtn {
    color: #111;
}

/* ハッシュタグ入力フィールド */
#profileModal .hashtag-input-container {
    position: relative;
}

#profileModal .tag-input-wrapper input {
    padding-left: 24px;
}

/* タグ入力システム */
.tag-input-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tag-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.tag-input-wrapper .hashtag-prefix {
    position: absolute;
    left: 8px;
    color: var(--color-primary);
    font-weight: bold;
    z-index: 1;
    pointer-events: none;
}

.tag-input-wrapper input {
    padding-left: 20px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    min-height: 20px;
}

.tag {
    display: inline-flex;
    align-items: center;
    background-color: var(--color-primary);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    cursor: pointer;
    transition: background-color 0.2s;
    user-select: none;
}

.tag:hover {
    background-color: #1565c0;
}

[data-theme="dark"] .tag {
    color: #111;
}

.tag::before {
    content: "×";
    margin-right: 4px;
    font-weight: bold;
    font-size: 14px;
}

.tag:hover::before {
    content: "削除";
    font-size: 10px;
}

.form-help {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #666;
    font-style: italic;
}

[data-theme="dark"] .form-help {
    color: #aaa;
}

.filter-container {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-container label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.custom-file-input {
    display: flex;
    align-items: center;
    gap: 10px;
}

.file-select-btn {
    padding: 10px 15px;
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    border-radius: 4px;
    cursor: pointer;
    white-space: nowrap;
}

.file-select-btn:hover {
    background-color: #e0e0e0;
}

#fileNameLabel {
    color: #666;
    font-style: italic;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Force horizontal padding for modal content to fix layout issue */
#uploadModal > .modal-content,
#photoEditModal > .modal-content {
    padding-left: 40px;
    padding-right: 40px;
}

[data-theme='dark'] .file-select-btn {
    background-color: #4a4a4a;
    border-color: #666;
    color: #f0f0f0;
}

[data-theme='dark'] .file-select-btn:hover {
    background-color: #5a5a5a;
}

[data-theme='dark'] input[type="datetime-local"] {
    background-color: #333;
    color: #f0f0f0;
    border: 1px solid #666;
}

/* For Webkit browsers (Chrome, Safari) */
[data-theme='dark'] input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

/* For Webkit browsers (Chrome, Safari) */
[data-theme='dark'] input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

[data-theme='dark'] input[type="tel"],
[data-theme='dark'] input[type="url"] {
    background-color: #333;
    color: #fff;
    border-color: #555;
}

/* シークレットハッシュタグ一致通知モーダル */
#hashtagMatchModal {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.3);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

#hashtagMatchModal .modal-content {
    background: var(--color-modal-bg);
    padding: 40px;
    border-radius: 12px;
    min-width: 400px;
    max-width: 90vw;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

#hashtagMatchModal h2 {
    color: var(--color-primary);
    margin-bottom: 20px;
    font-size: 24px;
}

.hashtag-match-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.hashtag-match-icon {
    font-size: 48px;
    margin-bottom: 8px;
}

#hashtagMatchMessage {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-fg);
    margin: 0;
}

#hashtagMatchDetails {
    background: var(--color-secondary);
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-fg);
    border: 1px solid var(--color-border);
}

#hashtagMatchModal .button-group {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

#closeHashtagMatchBtn {
    padding: 12px 24px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.2s;
}

#closeHashtagMatchBtn:hover {
    background: #1565c0;
}

[data-theme="dark"] #hashtagMatchModal .modal-content {
    background: #2d2d2d;
    color: #fff;
}

[data-theme="dark"] #hashtagMatchDetails {
    background: #3d3d3d;
    border-color: #555;
}

@media (max-width: 768px) {
    #hashtagMatchModal .modal-content {
        min-width: 90vw;
        padding: 30px 20px;
    }
    
    #hashtagMatchModal h2 {
        font-size: 20px;
    }
    
    .hashtag-match-icon {
        font-size: 36px;
    }
}