/* @🍮 */
#sticker-bar {
            flex-shrink: 0;
            padding: 0 10px 5px;
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(10px);
        }

        .sticker-bar-btn {
            background: none;
            border: none;
            padding: 5px;
            cursor: pointer;
        }

        .sticker-bar-btn svg {
            width: 28px;
            height: 28px;
            fill: #888;
        }

        #sticker-modal {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 35%;
            max-height: 250px;
            background: #f7f7f7;
            border-top-left-radius: 20px;
            border-top-right-radius: 20px;
            box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
            z-index: 25;
            display: none;
            flex-direction: column;
        }

        #sticker-modal.visible {
            display: flex;
            animation: slideUp 0.3s ease-out;
        }

        #sticker-modal .header {
            padding: 10px 15px;
            font-weight: bold;
            color: var(--text-color);
            border-bottom: 1px solid #eee;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .sticker-grid {
            flex-grow: 1;
            overflow-y: auto;
            padding: 15px;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
            gap: 15px;
        }

        .sticker-item {
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: center;
            cursor: pointer;
        }

        .sticker-item img {
            width: 60px;
            height: 60px;
            object-fit: contain;
        }

        .sticker-item span {
            font-size: 12px;
            color: #666;
            margin-top: 5px;
            text-align: center;
        }

        #add-sticker-modal .modal-window {
            max-width: 360px;
        }

        #sticker-preview {
            width: 100px;
            height: 100px;
            border: 2px dashed #ddd;
            border-radius: 10px;
            margin: 0 auto 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #aaa;
            background-color: #f9f9f9;
        }

        #sticker-preview img {
            max-width: 100%;
            max-height: 100%;
        }

        .chat-input-wrapper {
            flex-shrink: 0;
        }

        .message-input-area {
            display: flex;
            align-items: center;
            padding: 10px;
            padding-bottom: calc(10px + env(safe-area-inset-bottom));
            border-top: 1px solid #eee;
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(10px);
            flex-shrink: 0;
            gap: 10px;
            border-bottom-left-radius: var(--phone-corner-radius);
            border-bottom-right-radius: var(--phone-corner-radius);
            overflow: hidden;
        }

        .message-input-area input {
            flex-grow: 1;
            min-width: 0; /* @🍮 防止输入框太宽把按钮挤出去 */
            border: none;
            padding: 12px;
            border-radius: 18px;
            background-color: #f0f0f0;
        }

        .message-input-area input:focus {
            outline: none;
        }

        .message-input-area .icon-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            cursor: pointer;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background-color 0.2s;
        }

        .message-input-area .icon-btn:disabled {
            background-color: #cccccc;
            cursor: not-allowed;
        }

        .message-input-area .icon-btn svg {
            width: 20px;
            height: 20px;
            fill: currentColor;
        }

        .message-input-area .icon-btn.send-btn {
            font-size: 18px;
        }

        #multi-select-bar {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            display: none;
            justify-content: space-between;
            align-items: center;
            padding: 10px 20px;
            padding-bottom: calc(10px + env(safe-area-inset-bottom));
            border-top: 1px solid #eee;
            z-index: 20;
            border-bottom-left-radius: var(--phone-corner-radius);
            border-bottom-right-radius: var(--phone-corner-radius);
            animation: slideUp 0.3s ease-out;
        }

        #multi-select-bar.visible {
            display: flex;
        }