/* ================= 🌟 工作台全面升级 CSS ================= */
    .workspace-layout { display: flex; width: 100%; height: 100%; background: var(--bg-main); transition: 0.3s; }
    .workspace-left-panel { width: 360px; background: var(--bg-panel); border-right: 1px solid var(--border-color); padding: 20px; display: flex; flex-direction: column; transition: 0.3s; overflow-y: auto; }
    .workspace-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-shrink: 0; }
    .prompt-box {
        width: 100%;
        height: 260px;
        min-height: 260px;
        background: var(--bg-main);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 14px;
        color: var(--text-primary);
        resize: vertical;
        margin-bottom: 20px;
        outline: none;
        transition: 0.3s;
        flex-shrink: 0;
        line-height: 1.6;
        font-size: 14px;
    }
    .prompt-box:focus { border-color: var(--accent-green); }
    
    /* 多图上传区 */
    .ref-image-area { margin-bottom: 20px; border: 1px dashed var(--border-color); border-radius: var(--radius-md); padding: 12px; background: rgba(128,128,128,0.03); transition: 0.3s; }
    .ref-image-area:hover { border-color: var(--text-secondary); background: rgba(128,128,128,0.08); }
    .upload-btn { width: 100%; padding: 10px; background: transparent; border: none; color: var(--text-secondary); cursor: pointer; font-size: 13px; display: flex; align-items: center; justify-content: center; gap: 8px; }
    .upload-btn:hover { color: var(--text-primary); }
    .ref-gallery { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
    .ref-thumb-box { position: relative; width: 60px; height: 60px; border-radius: 8px; border: 1px solid var(--border-color); }
    .ref-thumb-img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; }
    .ref-thumb-del { position: absolute; top: -6px; right: -6px; background: var(--accent-red); color: white; border: none; border-radius: 50%; width: 18px; height: 18px; font-size: 12px; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 2px 6px rgba(0,0,0,0.5); }

    /* 旧版参数面板兼容样式 */
    .vd-panel { background: rgba(128,128,128,0.05); border-radius: var(--radius-md); padding: 16px; margin-bottom: 20px; border: 1px solid var(--border-color); }
    .vd-header { font-size: 13px; font-weight: bold; margin-bottom: 16px; color: var(--text-primary); display: flex; align-items: center; gap: 6px; }
    .vd-header span { font-size: 10px; background: var(--text-primary); color: var(--bg-main); padding: 2px 6px; border-radius: 4px; }
    .vd-slider-group { margin-bottom: 20px; }
    .vd-slider-group:last-child { margin-bottom: 0; }
    .vd-label { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-secondary); margin-bottom: 12px; }
    .range-status-badge { font-size: 13px; font-weight: bold; color: var(--accent-green); background: var(--bg-panel-light); padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border-color); box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
    
    input[type=range] { -webkit-appearance: none; width: 100%; background: transparent; }
    input[type=range]:focus { outline: none; }
    input[type=range]::-webkit-slider-runnable-track { width: 100%; height: 6px; cursor: pointer; background: var(--border-color); border-radius: 4px; }
    input[type=range]::-webkit-slider-thumb { border: 2px solid var(--accent-green); height: 20px; width: 20px; border-radius: 50%; background: var(--bg-panel); cursor: pointer; -webkit-appearance: none; margin-top: -7px; box-shadow: 0 2px 6px rgba(0,0,0,0.3); transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1); }
    input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.2); background: var(--accent-green); }
    .range-wrapper { width: 100%; display: flex; align-items: center; padding: 0 4px; }

    .generation-settings-panel {
        background: rgba(128,128,128,0.05);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 14px;
        margin-bottom: 20px;
        display: grid;
        gap: 12px;
    }
    .generation-select-field {
        display: grid;
        gap: 7px;
        font-size: 13px;
        color: var(--text-primary);
    }
    .generation-select-field span {
        font-size: 12px;
        color: var(--text-secondary);
    }
    .generation-select-field select {
        width: 100%;
        min-height: 38px;
        border-radius: 10px;
        border: 1px solid var(--border-color);
        background: var(--bg-main);
        color: var(--text-primary);
        padding: 0 36px 0 12px;
        font-size: 13px;
        outline: none;
        cursor: pointer;
        appearance: auto;
    }
    .generation-select-field select:focus {
        border-color: var(--accent-green);
        box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.12);
    }

    .control-group { margin-bottom: 20px; }
    .control-label { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
    .ratio-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
    .ratio-btn { border: 1px solid var(--border-color); background: transparent; color: var(--text-primary); padding: 10px 0; border-radius: 8px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 4px; transition: 0.2s; }
    .ratio-btn.active { border-color: var(--accent-green); color: var(--accent-green); background: rgba(157, 237, 104, 0.04); }
    .ratio-box { width: 16px; height: 16px; border: 2px solid currentColor; border-radius: 2px; }
    
    .generate-btn { margin-top: auto; flex-shrink: 0; background: var(--accent-green); color: #000; font-weight: bold; font-size: 16px; border: none; padding: 16px; border-radius: var(--radius-md); cursor: pointer; transition: 0.2s; }
    .generate-btn:hover { opacity: 0.9; transform: translateY(-1px); }
    .generate-btn:disabled { background: #9ca3af; color: #fff; cursor: not-allowed; opacity: 0.72; transform: none; }
    .generate-btn:disabled:hover { opacity: 0.72; transform: none; }

    /* 画布、悬浮关闭与动态多图网格 */
    .workspace-canvas { flex: 1; display: flex; align-items: center; justify-content: center; position: relative; }
    .canvas-placeholder { width: 60%; height: 60%; background: var(--bg-panel); border-radius: 20px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); font-size: 24px; border: 1px solid var(--border-color); transition: 0.3s; }
    .canvas-result-wrapper { position: relative; width: 100%; height: 100%; display: none; align-items: center; justify-content: center; padding: 24px; }
    .canvas-close-btn { position: absolute; top: 40px; right: 40px; width: 36px; height: 36px; background: rgba(0,0,0,0.4); color: white; border: none; border-radius: 50%; font-size: 20px; cursor: pointer; display: flex; align-items: center; justify-content: center; opacity: 0; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); backdrop-filter: blur(8px); z-index: 10; border: 1px solid rgba(255,255,255,0.1); }
    .canvas-result-wrapper:hover .canvas-close-btn { opacity: 1; transform: translateY(0) scale(1); }
    .canvas-close-btn:hover { background: rgba(0,0,0,0.7); transform: scale(1.1) !important; border-color: var(--accent-green); color: var(--accent-green); }
    .modern-spinner { width: 48px; height: 48px; border: 3px solid rgba(157, 237, 104, 0.1); border-top-color: var(--accent-green); border-radius: 50%; animation: spin 1s cubic-bezier(0.68, -0.55, 0.26, 1.55) infinite; margin-bottom: 16px; box-shadow: 0 0 20px rgba(157, 237, 104, 0.2); }
    @keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
    .image-grid-container { display: grid; gap: 16px; width: 100%; height: 100%; justify-items: center; align-items: center; overflow-y: auto; padding-right: 8px; }

/* ===== ZIZI 响应式缩放热修复 2026-05-28：AI 生图工作台 ===== */
.workspace-layout {
    min-width: 0;
}
.workspace-left-panel {
    flex: 0 0 360px;
    max-width: min(360px, 38vw);
}
.workspace-canvas {
    min-width: 0;
    overflow: hidden;
}
.canvas-result-wrapper {
    min-width: 0;
}
.image-grid-container img,
.canvas-result-wrapper img {
    max-width: 100%;
    max-height: calc(100vh - 80px);
    object-fit: contain;
}

@media (max-width: 1280px), (max-height: 820px) {
    .workspace-left-panel {
        flex-basis: 320px;
        max-width: 34vw;
        padding: 16px;
    }
    .workspace-header {
        margin-bottom: 14px;
    }
    .prompt-box {
        height: 210px;
        min-height: 180px;
        margin-bottom: 14px;
    }
    .ref-image-area,
    .vd-panel,
    .generation-settings-panel,
    .control-group {
        margin-bottom: 14px;
    }
    .vd-panel {
        padding: 14px;
    }
    .vd-slider-group {
        margin-bottom: 14px;
    }
    .ratio-grid {
        gap: 6px;
    }
    .ratio-btn {
        padding: 8px 0;
    }
    .generate-btn {
        padding: 13px;
    }
    .canvas-result-wrapper {
        padding: 18px;
    }
}

@media (max-width: 1040px), (max-height: 720px) {
    .workspace-left-panel {
        flex-basis: 292px;
        padding: 14px;
    }
    .prompt-box {
        height: 170px;
        min-height: 150px;
        font-size: 13px;
    }
    .vd-header {
        margin-bottom: 12px;
    }
    .vd-label {
        margin-bottom: 8px;
    }
    .canvas-placeholder {
        width: 70%;
        height: 56%;
        font-size: 18px;
    }
}

@media (max-width: 820px) {
    .workspace-layout {
        flex-direction: column;
        overflow-y: auto;
    }
    .workspace-left-panel {
        width: 100%;
        max-width: none;
        flex: 0 0 auto;
        border-right: 0;
        border-bottom: 1px solid var(--border-color);
        max-height: none;
        overflow: visible;
    }
    .workspace-canvas {
        min-height: 420px;
        flex: 0 0 auto;
    }
    .prompt-box {
        height: 150px;
        min-height: 130px;
    }
}


/* ===== ZIZI 浅色模式画布白底热修复 2026-05-28 ===== */
[data-theme="light"] .workspace-canvas,
[data-theme="light"] .canvas-result-wrapper,
[data-theme="light"] .image-grid-container {
    background: #ffffff;
}

[data-theme="light"] .image-grid-container img,
[data-theme="light"] .canvas-result-wrapper img {
    background: #ffffff !important;
}

[data-theme="light"] .canvas-placeholder {
    background: #ffffff;
}