:root {
    --ec-bg-color: #7296cc;
    --ec-me-color: #8de055;
    --ec-other-color: #ffffff;
    --ec-height: 500px;
}

#edel-chat-app {
    max-width: 600px;
    margin: 20px auto;
    border: 1px solid #ccc;
    background-color: var(--ec-bg-color);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    height: var(--ec-height);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    position: relative;
}

/* --- ヘッダーツール --- */
.edel-chat-header-tools {
    position: absolute;
    top: 10px;
    right: 15px;
    z-index: 50;
}
#edel-chat-sound-toggle {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    cursor: pointer;
}

/* --- メッセージエリア --- */
.edel-chat-area {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 共通行スタイル */
.edel-chat-row {
    display: flex;
    max-width: 85%;
    position: relative;
    align-items: flex-end;
    gap: 8px;
}
.edel-chat-row.is-other {
    align-self: flex-start;
    flex-direction: row;
}
.edel-chat-row.is-me {
    align-self: flex-end;
    flex-direction: row-reverse;
}

/* アバター */
.edel-chat-avatar-col {
    flex-shrink: 0;
    width: 32px;
}
.edel-chat-avatar-img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}
.edel-chat-avatar-default {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #ccc;
    color: white;
    text-align: center;
    line-height: 32px;
    font-weight: bold;
    font-size: 14px;
}

/* コンテンツカラム */
.edel-chat-content-col {
    display: flex;
    flex-direction: column;
}
.edel-chat-nickname {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2px;
    margin-left: 2px;
}
.edel-admin-badge {
    background: #ffaa00;
    color: white;
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 4px;
    margin-left: 4px;
    font-weight: bold;
    vertical-align: middle;
}
/* ★追加: 中身が空の場合は非表示にする */
.edel-admin-badge:empty {
    display: none;
    padding: 0;
    margin: 0;
}

/* 吹き出し */
.edel-chat-bubble {
    border-radius: 18px;
    padding: 10px 14px;
    position: relative;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    min-width: 40px;
}
.edel-chat-row.is-other .edel-chat-bubble {
    background-color: var(--ec-other-color);
    border-top-left-radius: 2px;
}
.edel-chat-row.is-me .edel-chat-bubble {
    background-color: var(--ec-me-color);
    border-top-right-radius: 2px;
}

/* --- アクションバー (統合版) --- */
.edel-chat-actions-bar {
    position: absolute;
    top: -25px;
    display: none;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 15px;
    padding: 2px 5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    align-items: center;
    gap: 5px;
    z-index: 20;
}
.edel-chat-row:hover .edel-chat-actions-bar {
    display: flex;
}
.edel-chat-row.is-me .edel-chat-actions-bar {
    right: 0;
}
.edel-chat-row.is-other .edel-chat-actions-bar {
    left: 40px;
}

/* アクションボタン共通 */
.edel-action-btn {
    width: 20px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    font-size: 12px;
    color: #666;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.2s;
}
.edel-action-btn:hover {
    background-color: #f0f2f5;
    color: #0084ff;
}
.edel-chat-delete:hover {
    color: #ff4d4d;
}

/* --- テキストスタイル --- */
.edel-chat-text {
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    word-break: break-all;
    white-space: pre-wrap;
    margin: 0 !important;
    padding: 0 !important;
}
.edel-chat-text br {
    display: inline;
    content: normal;
    margin: 0 !important;
    padding: 0 !important;
    line-height: inherit;
}
.edel-chat-text p {
    margin: 0 !important;
    padding: 0 !important;
    line-height: 1.4;
}

/* --- スタンプ --- */
.edel-chat-stamp {
    width: 60px;
    height: 60px;
    display: block;
    margin-bottom: 2px;
}
.edel-chat-stamp svg {
    width: 100%;
    height: 100%;
    display: block;
}
.edel-chat-row .edel-chat-bubble.is-stamp {
    background-color: transparent !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin-bottom: -5px;
}
.edel-chat-row .edel-chat-bubble.is-stamp .edel-chat-meta {
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);
    font-weight: bold;
    font-size: 9px;
    margin-top: 0;
    opacity: 0.6;
}

/* --- 画像 --- */
.edel-chat-image {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    display: block;
    cursor: zoom-in;
    object-fit: cover;
}

/* --- OGPカード --- */
.edel-ogp-card {
    display: block;
    margin-top: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    text-decoration: none;
    background: #f9f9f9;
    max-width: 100%;
}
.edel-ogp-img {
    width: 100%;
    height: 120px;
    background-size: cover;
    background-position: center;
}
.edel-ogp-content {
    padding: 8px;
}
.edel-ogp-title {
    font-size: 12px;
    font-weight: bold;
    color: #333;
    margin-bottom: 4px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.edel-ogp-desc {
    font-size: 10px;
    color: #666;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- 返信引用 --- */
.edel-chat-reply-quote {
    margin-bottom: 6px;
    padding-left: 8px;
    border-left: 2px solid rgba(0, 0, 0, 0.2);
    opacity: 0.8;
    font-size: 11px;
}
.edel-quote-name {
    font-weight: bold;
    margin-bottom: 1px;
}
.edel-quote-text {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* --- メタ情報 --- */
.edel-chat-meta {
    font-size: 10px;
    color: #888;
    text-align: right;
    margin-top: 3px;
    opacity: 0.7;
}
.edel-chat-row.is-me .edel-chat-meta {
    color: #444;
}
.edel-edited-mark {
    font-size: 9px;
    color: #999;
    font-style: italic;
}

/* --- リアクションエリア --- */
.edel-reaction-row {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 2px;
    position: relative;
}

/* リアクションピッカー */
.edel-reaction-picker {
    position: absolute;
    top: 120%;
    left: 20%;
    transform: translateX(-20%);
    background: white;
    border: 1px solid #ddd;
    border-radius: 30px;
    padding: 0 20px;
    display: flex;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 100;
    line-height: 1;
}

.is-me .edel-reaction-picker {
    transform: translateX(-70%);
}

.is-other .edel-reaction-picker {
    transform: translateX(-20%);
}

.edel-react-emoji {
    cursor: pointer;
    font-size: 13px;
    padding: 8px 1px;
    transition: transform 0.1s;
    line-height: 1;
    display: block;
}
.edel-react-emoji:hover {
    transform: scale(1.3);
}

/* リアクションピル */
.edel-reaction-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    font-size: 14px;
    line-height: 1.2;
    color: #333;
    cursor: pointer;
}
.edel-reaction-pill .count {
    font-size: 10px;
    font-weight: bold;
}
.edel-reaction-pill.my-react {
    background: #e6f7ff;
    border-color: #1890ff;
    color: #0050b3;
}

/* --- 返信プレビュー --- */
#edel-chat-reply-preview {
    background: #f0f0f0;
    padding: 8px 12px;
    border-top: 1px solid #ddd;
    border-left: 3px solid #0084ff;
    font-size: 12px;
    position: relative;
    display: none;
}
.edel-reply-info {
    font-weight: bold;
    margin-bottom: 2px;
    color: #0084ff;
    display: flex;
    justify-content: space-between;
}
#edel-reply-close {
    cursor: pointer;
    font-size: 14px;
    color: #666;
}
#edel-reply-text-preview {
    color: #666;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* --- 入力エリア --- */
.edel-chat-controls {
    background-color: #fff;
    padding: 10px;
    border-top: 1px solid #ddd;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}
.edel-chat-name-row {
    margin-bottom: 8px;
    font-size: 12px;
    display: flex;
    align-items: center;
    color: #666;
}
.edel-chat-name-row input {
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 4px 8px;
    width: 120px;
    margin-left: 5px;
    font-size: 12px;
    outline: none;
}
.edel-chat-input-row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

/* ボタン類 */
#edel-chat-image-btn,
#edel-chat-stamp-btn {
    width: 36px;
    height: 36px;
    background-color: #f0f2f5;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s;
    opacity: 1 !important;
    padding: 0;
    margin: 0;
}
#edel-chat-image-btn svg,
#edel-chat-stamp-btn svg {
    display: block !important;
    width: 20px !important;
    height: 20px !important;
    stroke: #555 !important;
    fill: none !important;
    visibility: visible !important;
    opacity: 1 !important;
}
#edel-chat-image-btn:hover,
#edel-chat-stamp-btn:hover {
    background-color: #e4e6eb;
}
#edel-chat-image-btn:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed;
}

/* テキストエリア */
#edel-chat-text {
    flex: 1;
    border: 1px solid #ddd;
    border-radius: 18px;
    padding: 8px 12px;
    resize: none;
    height: 36px;
    line-height: 1.4;
    font-size: 14px;
    outline: none;
    background: #f0f2f5;
    transition: height 0.2s;
}
#edel-chat-text:focus {
    background: #fff;
    border-color: #ccc;
}

/* 送信ボタン */
#edel-chat-send-btn {
    height: 36px;
    padding: 0 15px;
    background-color: #0084ff;
    color: white;
    border: none;
    border-radius: 18px;
    cursor: pointer;
    font-weight: bold;
    font-size: 13px;
    white-space: nowrap;
    flex-shrink: 0;
}
#edel-chat-send-btn:hover {
    background-color: #0073e6;
}
#edel-chat-send-btn:disabled {
    background-color: #b0c4de;
    cursor: default;
}

/* スタンプピッカー */
#edel-chat-stamp-picker {
    position: absolute;
    bottom: 60px;
    left: 10px;
    width: 280px;
    height: 220px;
    background: white;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    display: none;
    z-index: 100;
    overflow-y: auto;
    padding: 10px;
}
.edel-stamp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}
.edel-stamp-item {
    cursor: pointer;
    transition: transform 0.1s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px;
    border-radius: 4px;
}
.edel-stamp-item:hover {
    background-color: #f0f0f0;
    transform: scale(1.1);
}
.edel-stamp-item svg {
    width: 50px;
    height: 50px;
}

/* 編集フォーム */
.edel-edit-form {
    width: 100%;
    min-width: 150px;
}
.edel-edit-input {
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 5px;
    font-size: 12px;
    min-height: 40px;
    margin-bottom: 5px;
    box-sizing: border-box;
}
.edel-edit-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 5px;
}
.edel-edit-buttons button {
    font-size: 10px;
    padding: 2px 8px;
    cursor: pointer;
    border-radius: 3px;
    border: none;
}
.edel-edit-cancel {
    background: #eee;
    color: #333;
}
.edel-edit-save {
    background: #0084ff;
    color: white;
}

/* その他 */
.edel-chat-date-divider {
    text-align: center;
    margin: 15px 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.edel-chat-date-divider span {
    background-color: rgba(0, 0, 0, 0.15);
    color: white;
    font-size: 11px;
    padding: 4px 12px;
    border-radius: 10px;
    font-weight: bold;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
}
#edel-chat-loader {
    display: none;
    width: 100%;
    padding: 15px 0;
    text-align: center;
    background-color: transparent;
}
.edel-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    border-top-color: #555;
    animation: edel-spin 0.8s ease-in-out infinite;
}
@keyframes edel-spin {
    to {
        transform: rotate(360deg);
    }
}
#edel-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
#edel-lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    cursor: default;
}
#edel-lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 30px;
    cursor: pointer;
}
.edel-message-row:not(.is-mine) .edel-message-actions {
    left: auto;
    right: 0;
}
.edel-message-content {
    position: relative;
    width: fit-content;
    max-width: 70%;
}

/* --- マイページ --- */
.edel-mypage-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
.edel-section-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333;
    border-left: 4px solid #4a90e2;
    padding-left: 12px;
}
.edel-divider {
    border: 0;
    border-top: 1px solid #eee;
    margin: 40px 0;
}
.edel-form-group {
    margin-bottom: 20px;
}
.edel-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    font-size: 14px;
    color: #555;
}
.edel-input-text,
.edel-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    background: #fafafa;
}
.edel-input-text:focus,
.edel-textarea:focus {
    border-color: #4a90e2;
    background: #fff;
    outline: none;
}
.edel-icon-preview {
    display: flex;
    align-items: center;
    gap: 16px;
}
.edel-icon-preview img {
    border-radius: 50%;
    border: 1px solid #eee;
}
.edel-btn-primary {
    background-color: #4a90e2;
    color: #fff;
    border: none;
    padding: 10px 24px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: background 0.2s;
}
.edel-btn-primary:hover {
    background-color: #357abd;
}
.edel-btn-secondary {
    background-color: #f0f0f0;
    color: #333;
    border: 1px solid #ddd;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
}
.edel-btn-danger {
    background-color: #fff;
    color: #e74c3c;
    border: 1px solid #e74c3c;
    padding: 4px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
}
.edel-btn-danger:hover {
    background-color: #e74c3c;
    color: #fff;
}
.edel-block-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.edel-block-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}
.edel-block-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}
.edel-block-user-info img {
    border-radius: 50%;
}
.edel-empty-msg {
    color: #999;
    text-align: center;
    padding: 20px 0;
}
.edel-empty-msg {
    color: #999;
    text-align: center;
    padding: 20px 0;
}

/* ★追加: 画像送信確認モーダル */
#edel-image-confirm-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 100000; /* ライトボックスより手前に表示 */
    display: none;
    align-items: center;
    justify-content: center;
}
.edel-confirm-content {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    max-width: 90%;
    width: 400px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}
.edel-confirm-content p {
    margin-top: 0;
    margin-bottom: 15px;
    font-weight: bold;
    color: #333;
}
#edel-confirm-preview {
    max-width: 100%;
    max-height: 300px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
}
.edel-confirm-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}
.edel-confirm-actions button {
    padding: 8px 24px;
    border-radius: 4px;
    cursor: pointer;
    border: none;
    font-size: 14px;
}
#edel-confirm-cancel {
    background: #f0f0f0;
    color: #333;
    transition: background 0.2s;
}
#edel-confirm-cancel:hover {
    background: #e0e0e0;
}
#edel-confirm-send {
    background: #0084ff;
    color: #fff;
    font-weight: bold;
    transition: background 0.2s;
}
#edel-confirm-send:hover {
    background: #0073e6;
}

/* ゲスト用メッセージ */
.edel-mypage-guest {
    text-align: center;
    padding: 50px 20px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #eee;
}

.edel-mypage-guest p {
    margin-bottom: 20px;
    font-size: 16px;
    font-weight: bold;
    color: #555;
}

/* レスポンシブ対応 */
@media (max-width: 600px) {
    .edel-mypage-container {
        padding: 20px;
        margin: 20px auto;
    }
    .edel-icon-preview {
        flex-direction: column;
        text-align: center;
    }
}