/* チャットエリア用スタイル */

/* チャットヘッダー */
.project-chat-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

/* トークンインジケータ */
.project-chat-token-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.project-chat-token-circle {
    position: relative;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.project-chat-token-circle svg {
    display: block;
}

.project-chat-token-circle svg circle {
    transition: stroke-dasharray 0.5s ease, stroke 0.3s ease;
}

.project-chat-token-percentage {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.project-chat-token-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.project-chat-token-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.project-chat-token-status {
    font-size: 11px;
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

/* チャットメッセージエリア */
.project-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* メッセージ */
.project-message {
    display: flex;
    gap: 12px;
    max-width: 85%;
    animation: messageSlideIn 0.3s ease;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* AIメッセージ（左寄せ） */
.project-message--assistant {
    align-self: flex-start;
}

.project-message--assistant .project-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    flex-shrink: 0;
}

.project-message--assistant .project-message-content {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 4px 12px 12px 12px;
    line-height: 1.6;
    font-size: 14px;
}

/* メッセージ内のリストスタイル */
.project-message-content ul,
.project-message-content ol {
    margin: 8px 0;
    padding-left: 12px;
}

.project-message-content ul {
    list-style-type: disc;
}

.project-message-content ol {
    list-style-type: decimal;
}

.project-message-content li {
    margin: 4px 0;
}

.project-message-content ul ul,
.project-message-content ol ul {
    list-style-type: circle;
    margin: 4px 0;
}

.project-message-content ul ol,
.project-message-content ol ol {
    list-style-type: lower-alpha;
    margin: 4px 0;
}

.project-message-content hr {
    margin: 8px 0;
    border: 1px solid var(--border-color);
}

/* コードブロックの折り返し設定 */
.project-message-content pre {
    white-space: pre-wrap;       /* 折り返しを有効化 */
    word-wrap: break-word;       /* 単語の途中でも折り返し */
    overflow-x: hidden;          /* 横スクロールを無効化 */
    background: var(--bg-tertiary);
    padding: 8px 12px;
    border-radius: 4px;
    margin: 8px 0;
}

.project-message-content code {
    word-break: break-all;       /* 長い文字列も折り返し */
}

/* ユーザーメッセージ（右寄せ） */
.project-message--user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.project-message--user .project-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    flex-shrink: 0;
}

.project-message--user .project-message-content {
    background: var(--primary-color);
    color: var(--text-on-primary);
    padding: 12px 16px;
    border-radius: 12px 4px 12px 12px;
    line-height: 1.6;
    font-size: 14px;
}

.project-message-wrapper {
    display: flex;
    flex-direction: column;
}

.project-message-time {
    font-size: 11px;
    color: var(--text-tertiary);
    padding: 0 4px;
}

.project-message--user .project-message-time {
    text-align: right;
}

/* チャット入力エリア */
.project-chat-input-area {
    padding: 0px 10px 20px 8px;
    border-top: 1px solid var(--border-color);
    background: var(--card-background);
    flex-shrink: 0;
}

/* 入力ヒント */
.project-chat-input-hint {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-bottom: 4px;
    padding: 0 4px;
}

.project-chat-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-chat-input-container {
    position: relative;
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

.project-chat-input {
    flex: 1;
    min-height: 44px;
    max-height: 120px;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-primary);
    resize: none;
    transition: all var(--transition-duration) ease;
}

.project-chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.project-chat-input::placeholder {
    color: var(--text-tertiary);
}

.project-chat-send-button {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all var(--transition-duration) ease;
    flex-shrink: 0;
}

.project-chat-send-button:hover:not(:disabled) {
    background: var(--primary-hover-color);
    transform: translateY(-1px);
}

.project-chat-send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ファイル添付ボタン */
.project-chat-attach-button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-light-color);
    cursor: pointer;
    transition: all var(--transition-duration) ease;
}

.project-chat-attach-button:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* レスポンシブ対応 */
/* タブレット (768px - 1023px) */
@media (max-width: 1023px) {
    .project-chat-messages {
        padding: 16px;
    }

    .project-message {
        max-width: 90%;
    }
}

/* スマホ (767px以下) */
@media (max-width: 767px) {
    .project-chat-header {
        padding: 12px 16px;
    }

    .project-chat-messages {
        padding: 12px;
        gap: 12px;
    }

    .project-message {
        max-width: 95%;
        gap: 8px;
    }

    .project-message--assistant .project-message-avatar,
    .project-message--user .project-message-avatar {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .project-message--assistant .project-message-content,
    .project-message--user .project-message-content {
        font-size: 13px;
        padding: 10px 14px;
    }

    .project-message-time {
        font-size: 10px;
    }

    .project-chat-input-area {
        padding: 12px 16px;
    }

    .project-chat-input {
        min-height: 40px;
        padding: 10px 14px;
        font-size: 13px;
    }

    .project-chat-send-button {
        width: 40px;
        height: 40px;
    }

    .project-chat-attach-button {
        width: 32px;
        height: 32px;
    }
}

/* 極小スマホ (480px以下) */
@media (max-width: 480px) {
    .project-chat-header {
        padding: 10px 12px;
    }

    .project-chat-messages {
        padding: 10px;
    }

    .project-chat-input-area {
        padding: 10px 12px;
    }

    .project-message {
        gap: 6px;
    }

    .project-message--assistant .project-message-content,
    .project-message--user .project-message-content {
        font-size: 12px;
        padding: 8px 12px;
    }
}

/* Feather Icons - チャットエリア用 */

/* チャット添付・送信ボタンアイコン */
.project-chat-attach-button [data-feather],
.project-chat-attach-button .feather,
.project-chat-send-button [data-feather],
.project-chat-send-button .feather {
    width: 18px !important;
    height: 18px !important;
}

/* サブエージェント処理中のローディング表示（積み上げ） */
.project-message-loading {
    font-size: 10px;
    color: var(--text-tertiary);
    display: inline-block;
    padding: 0px 8px;
}

/* アクティブ状態（実行中）のみシマー適用 */
.project-message-loading.active {
    background: linear-gradient(
        90deg,
        var(--text-tertiary) 0%,
        var(--text-tertiary) 40%,
        var(--text-primary) 50%,
        var(--text-tertiary) 60%,
        var(--text-tertiary) 100%
    );
    background-size: 200% 100%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: shimmer 1.5s linear infinite;
}

@keyframes shimmer {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

/* ボタン選択後のスタイル */
.chat-message-actions.selected .chat-action-button--approve,
.chat-message-actions.selected .chat-action-button--reject {
    opacity: 0.5;
    pointer-events: none;
}

.chat-message-actions.selected .chat-action-button--approve.chosen,
.chat-message-actions.selected .chat-action-button--reject.chosen {
    opacity: 1;
    font-weight: bold;
}

/* チャットスピナー（送信ボタン内表示用） */
.chat-spinner {
    font-size: 20px;
    color: #FFFFFF;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.chat-spinner::before {
    content: '·';
    animation: chatSpinnerContent 1.1s steps(1) infinite;
    display: block;
}

@keyframes chatSpinnerContent {
    0% { content: '·'; }
    9.09% { content: '◦'; }
    18.18% { content: '✧'; }
    27.27% { content: '✦'; }
    36.36% { content: '◈'; }
    45.45% { content: '◆'; }
    54.54% { content: '◈'; }
    63.63% { content: '✦'; }
    72.72% { content: '✧'; }
    81.81% { content: '◦'; }
    90.90% { content: '·'; }
    100% { content: '·'; }
}