body {
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: sans-serif;
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-size: 1em;
}

/* 修改表格样式以适配暗色主题 */
table {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0;
}

table th,
td {
    border: 1px solid #444;
    padding: 8px 12px;
}

table th {
    background-color: #2d2d2d;
    font-weight: bold;
    text-align: left;
}

table td {
    background-color: #1e1e1e;
}

table tr:nth-child(even) td {
    background-color: #252525;
}

table tr:hover td {
    background-color: #2a2a2a;
}

table .text-center {
    text-align: center;
}

table .text-left {
    text-align: left;
}

table .text-right {
    text-align: right;
}

#ide-main {
    flex: 1;
    display: flex;
    min-height: 0;
    height: 100%;
}

#ide-preview-main {
    flex: 1;
    display: flex;
    min-height: 0;
    overflow: hidden;
    height: 100%;
}

#file-tree {
    width: 220px;
    height: 100%;
    /* border-right: 1px solid #ddd; */
    overflow-y: auto;
    background: #1e1e1e;
}

#file-tree-toolbar {
    display: flex;
    align-items: center;
    padding: 4px 8px 2px 8px;
    background: #1e1e1e !important;
    border-bottom: 1px solid #232b3a !important;
}

#file-tree-toolbar button {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border: 1.5px solid #334155 !important;
    color: #d4d4d4 !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    transition: background 0.18s, border 0.18s, color 0.18s;
}

#file-tree-toolbar button:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
}

.jstree-default-dark .jstree-wholerow-clicked {
    background: #182836 !important;
    background: -webkit-linear-gradient(top, #0c141b 0%, #142330 100%);
    background: linear-gradient(to bottom, #13212c 0%, #1b2e3e 100%);
}

#editor {
    flex: 1;
    min-width: 0;
    height: 100%;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

#preview-html {
    width: 100%;
    height: 100%;
    min-height: 100px;
    padding: 12px 18px 32px 18px;
    /* 增大底部内边距 */
    box-sizing: border-box;
    font-family: inherit;
    overflow: auto;
    background: #1e1e1e !important;
    color: #d4d4d4;
}

/* 为代码块复制按钮添加样式 */
.copy-btn {
    position: absolute;
    top: 6px;
    right: 12px;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 5px;
    background: #f3f4f6;
    color: #222;
    border: 1px solid #d1d5db;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s;
}

.copy-btn:hover {
    background: #f3f4f6;
}

.copy-btn:active {
    background: #e5e7eb;
}

pre {
    position: relative;
}

.import-flash {
    animation: import-flash-animation 1.2s;
}

@keyframes import-flash-animation {
    0% {
        background-color: #1e1e1e;
    }

    50% {
        background-color: #2a2a3a;
    }

    100% {
        background-color: #1e1e1e;
    }
}

#preview {
    width: 100%;
    height: 100%;
    overflow: auto;
    background: #1e1e1e !important;
    border: none;
}

#terminal {
    position: relative;
    z-index: 100;
    height: 200px;
    min-height: 200px;
    max-height: none;
    border-top: none;
    background: #1e1e1e;
    color: #d4d4d4;
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    font-size: 14px;
    overflow: hidden;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.xterm {
    flex: 1 1 auto;
    height: 100% !important;
}

#terminal,
.xterm,
.xterm-viewport,
.xterm-screen {
    padding: 0 !important;
    margin: 0 !important;
    box-sizing: border-box;
}

.monaco-editor .decorationsOverviewRuler,
.monaco-scrollable-element {
    z-index: 1 !important;
}

#topbar {
    height: 40px;
    background: #24292f;
    color: #949495;
    display: flex;
    align-items: center;
    padding: 0 16px;
}

#topbar .title {
    font-weight: bold;
    margin-right: 24px;
}

#topbar button {
    margin-right: 8px;
}

/* 题目状态面板美化 */
#status-panel {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    vertical-align: middle;
    transform: scale(0.9);
    transform-origin: left center;
    margin-left: auto;
}

.status-card {
    display: flex;
    align-items: center;
    background: #f6f8fa;
    border-radius: 3px;
    padding: 2px 8px 2px 4px;
    margin-right: 2px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    font-size: 14px;
    min-width: 40px;
    transition: all 0.2s ease;
    font-weight: 500;
}

.status-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    margin-right: 3px;
    display: inline-block;
}

/* md-textarea */

#md-textarea {
    display: none;

    width: 100%;
    height: 100%;
    resize: none;
    font-size: 15px;
    font-family: inherit;
    padding: 12px 18px 32px 18px;
    box-sizing: border-box;
    outline: none;
    background: #1e1e1e;
    color: #d4d4d4;
    border: none;
    z-index: 2;

}

/* md-textarea search replace css */
.toolbar {
    margin: 6px 0;
    line-height: 1.8
}

.toolbar input {
    margin-right: 6px
}

.toolbar label {
    margin-right: 12px;
    font-size: 14px
}

.toolbar button {
    margin-right: 6px
}

/* 深色主题状态按钮 */
.status-done {
    background: linear-gradient(135deg, #10281a 0%, #0e2e1c 100%);
    color: #bcfacb;
    /* border: 1px solid #388e3c; */
}

.status-dot-done {
    background: #5edf65;
}

.status-pending {
    background: linear-gradient(135deg, #2d2300 0%, #372800 100%);
    color: #f3cbb0;
    ;
    /* border: 1px solid #b26a00; */
}

.status-dot-pending {
    background: #ffee00;
}

.status-error,
.status-failed {
    background: linear-gradient(135deg, #2a0d0d 0%, #5c1a1a 100%);
    color: 999999;
    ;
    /* border: 1px solid #b71c1c; */
}

.status-dot-error,
.status-dot-failed {
    background: #e53935;
}

.status-unknown {
    background: linear-gradient(135deg, #23272b 0%, #3a3f44 100%);
    color: #999999;
    ;
    border: 1px solid #616161;
}

.status-dot-unknown {
    background: #757575;
}

.status-need-redo {
    background: linear-gradient(135deg, #2a0d0d 0%, #401212 100%);
    color: #f6d1d1;
    ;
    /* border: 1px solid #b71c1c; */
}

.status-dot-need-redo {
    background: #f0302d;
}

/* 自定义 tooltip 样式 */
.status-tooltip {
    position: absolute;
    z-index: 9999;
    background: #222;
    color: #d4d4d4;
    font-size: 12px;
    padding: 7px 12px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
    pointer-events: none;
    white-space: pre-line;
    max-width: 320px;
    line-height: 1.5;
    opacity: 0;
    transition: opacity 0.15s;
}

.run-btn {
    font-size: 0.9em;
    padding: 2px 10px;
    margin-left: 6px;
    background: #e0e7ef;
    border: none;
    border-radius: 5px;
    color: #374151;
    cursor: pointer;
    transition: background 0.2s;
}

.run-btn:hover {
    background: #c7d2fe;
    color: #1e40af;
}

#run-log-modal {
    position: fixed;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    min-width: 420px;
    max-width: 90vw;
    max-height: 60vh;
    background: #18181b;
    color: #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
    z-index: 9999;
    display: none;
    flex-direction: column;
}

#run-log-modal.active {
    display: flex;
}

#run-log-title {
    font-size: 15px;
    font-weight: bold;
    padding: 12px 18px 6px 18px;
    border-bottom: 1px solid #27272a;
}

#run-log-content {
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    font-size: 13px;
    padding: 12px 18px;
    overflow-y: auto;
    white-space: pre-wrap;
    flex: 1;
    background: #18181b;
    min-height: 120px;
    max-height: 40vh;
}

#run-log-close {
    position: absolute;
    right: 18px;
    top: 12px;
    background: none;
    border: none;
    color: #aaa;
    font-size: 18px;
    cursor: pointer;
}

#run-log-close:hover {
    color: #f87171;
}

#run-log-status {
    font-size: 13px;
    color: #a3e635;
    margin-left: 18px;
    margin-bottom: 10px;
}

/* 终端窗口按钮美化 */
.terminal-btn-bar button {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    color: #222;
    font-size: 12px;
    margin-left: 0;
    margin-right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s, border 0.18s;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    cursor: pointer;
    outline: none;
}

.terminal-btn-bar button:hover {
    background: #e0e7ef;
    border: 1.5px solid #60a5fa;
    color: #1e40af;
}

.terminal-btn-bar button.min-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.min-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

.terminal-btn-bar button.max-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.max-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

.terminal-btn-bar button.restore-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.restore-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

.terminal-btn-bar button.font-btn {
    background: #f3f4f6;
    border-color: #d1d5db;
    color: #222;
    font-size: 12px;
    width: 22px;
    height: 22px;
    border-radius: 6px;
    margin-left: 0;
    margin-right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s, border 0.18s;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    cursor: pointer;
    outline: none;
}

.terminal-btn-bar button.font-btn:hover {
    background: #e0e7ef;
    border: 1.5px solid #60a5fa;
    color: #1e40af;
}

/* 终端按钮自定义 tooltip */
.terminal-tooltip {
    position: fixed;
    z-index: 2000;
    background: #222;
    color: #fff;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
    pointer-events: none;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.08s;
}

/* 文件树显示/隐藏按钮样式 */
#toggle-tree-btn {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1002;
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 0 8px 8px 0;
    color: #222;
    font-size: 15px;
    padding: 10px 6px 10px 2px;
    cursor: pointer;
    box-shadow: 1px 2px 8px rgba(0, 0, 0, 0.06);
    transition: background 0.18s, border 0.18s;
    writing-mode: vertical-lr;
    text-align: center;
    user-select: none;
    outline: none;
}

#toggle-tree-btn:hover {
    background: #e0e7ef;
    border: 1.5px solid #60a5fa;
    color: #1e40af;
}

#file-tree .jstree-anchor {
    font-size: 12px !important;
}

/* 状态卡片高亮动画 */
.status-card.status-changed.status-done,
.status-card.status-done.status-changed {
    animation: statusFlashDone 2s steps(10, end);
}

.status-card.status-changed.status-pending,
.status-card.status-pending.status-changed {
    animation: statusFlashPending 2s steps(10, end);
}

.status-card.status-changed.status-error,
.status-card.status-changed.status-failed,
.status-card.status-error.status-changed,
.status-card.status-failed.status-changed {
    animation: statusFlashError 2s steps(10, end);
}

.status-card.status-changed.status-need-redo,
.status-card.status-need-redo.status-changed {
    animation: statusFlashNeedRedo 2s steps(10, end);
}

@keyframes statusFlashDone {

    0%,
    20%,
    40%,
    60%,
    80%,
    100% {
        background: linear-gradient(135deg, #10281a 0%, #174c2f 100%);
        box-shadow: 0 0 0px #43a047;
        transform: scale(1);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        background: linear-gradient(135deg, #174c2f 0%, #1e6b3a 100%);
        box-shadow: 0 0 16px 4px #43a047;
        transform: scale(1.08);
    }
}

@keyframes statusFlashPending {

    0%,
    20%,
    40%,
    60%,
    80%,
    100% {
        background: linear-gradient(135deg, #2d2300 0%, #5c4200 100%);
        box-shadow: 0 0 0px #ffb300;
        transform: scale(1);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        background: linear-gradient(135deg, #5c4200 0%, #b26a00 100%);
        box-shadow: 0 0 16px 4px #ffb300;
        transform: scale(1.08);
    }
}

@keyframes statusFlashError {

    0%,
    20%,
    40%,
    60%,
    80%,
    100% {
        background: linear-gradient(135deg, #2a0d0d 0%, #5c1a1a 100%);
        box-shadow: 0 0 0px #e53935;
        transform: scale(1);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        background: linear-gradient(135deg, #5c1a1a 0%, #b71c1c 100%);
        box-shadow: 0 0 16px 4px #e53935;
        transform: scale(1.08);
    }
}

@keyframes statusFlashNeedRedo {

    0%,
    20%,
    40%,
    60%,
    80%,
    100% {
        background: linear-gradient(135deg, #2a0d0d 0%, #5c1a1a 100%);
        box-shadow: 0 0 0px #e53935;
        transform: scale(1);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        background: linear-gradient(135deg, #5c1a1a 0%, #b71c1c 100%);
        box-shadow: 0 0 16px 4px #e53935;
        transform: scale(1.08);
    }
}

/* 顶部未保存指示器和消息条 */
#unsaved-indicator {
    font-weight: bold;
}

#save-msg {
    position: fixed;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    background: #16793a;
    color: #d4d4d4;
    font-size: 15px;
    padding: 9px 32px;
    border-radius: 9px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.13);
    z-index: 3000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s, top 0.18s;
    font-weight: bold;
    letter-spacing: 1px;
}

#save-msg.show {
    opacity: 1;
    top: 32px;
}

/* 工作流按钮栏样式 */
#workflow-bar {
    height: 40px;
    min-height: 40px;
    background: #24292f;
    border-top: 1px solid #334155;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.2);
    transition: height 0.1s ease;
    overflow: hidden;
    position: relative;
    z-index: 1000;
}

#workflow-title {
    color: #94a3b8;
    font-size: 14px;
    font-weight: 500;
    transition: opacity 0.1s ease;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
}

#workflow-bar:hover {
    height: 250px !important;
}

/* 终端窗口高度调整由JavaScript处理 */

#workflow-bar:hover #workflow-title {
    opacity: 1;
}

#workflow-bar:hover #workflow-buttons {
    opacity: 1;
}

#workflow-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    width: 100%;
    opacity: 0;
    transition: all 0.1s ease;
}

/* 左侧独立操作区域 */
.workflow-independent-ops {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    font-size: 1em;
    transition: all 0.1s ease;
}

#workflow-bar:hover .workflow-independent-ops {
    opacity: 1;
}

/* 主工作流区域 */
.workflow-main-flow {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    transition: all 0.1s ease;
    position: relative;
}

/* 工作流左大括号样式 */
.workflow-brace {
    font-size: 60px;
    font-weight: normal;
    color: #94a3b8;
    margin: 0 5px;
    display: inline-block;
    vertical-align: top;
    transform: scaleX(0.7);
    height: 60px;
    line-height: 60px;
}

/* 工作流箭头样式 */
.workflow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.1s ease;
    pointer-events: none;
}

.workflow-arrow svg path {
    stroke: #94a3b8;
}

#workflow-bar:hover .workflow-main-flow .workflow-arrow {
    opacity: 0.6;
    transform: translateY(0);
}

/* 确保所有箭头连接线在悬停时显示 */
#workflow-bar:hover .workflow-arrow {
    opacity: 0.6;
    transform: translateY(0);
}

/* 四个并列按钮容器 */
.workflow-parallel-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 0 8px;
    position: relative;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.1s ease;
}

#workflow-bar:hover .workflow-parallel-container {
    opacity: 1;
    transform: translateY(0);
}

/* 检查和数据生成容器 */
.workflow-check-data-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 0 8px;
    position: relative;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.1s ease;
}

#workflow-bar:hover .workflow-check-data-container {
    opacity: 1;
    transform: translateY(0);
}

/* 检查和数据生成按钮样式 */
.workflow-check-data-btn {
    margin: 2px 0;
}

/* 并列按钮样式 */
.workflow-parallel-btn {
    margin: 2px 0;
    position: relative;
}



.workflow-parallel-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 12px;
    height: 20px;
    opacity: 0.5;
    pointer-events: none;
}

.workflow-parallel-arrow svg path {
    stroke: #94a3b8;
}

/* 工作流按钮状态样式 */
.workflow-btn.completed {
    background: #dcfce7;
    border-color: #22c55e;
    color: #166534;
}

.workflow-btn.completed .workflow-btn-text {
    color: #166534;
}

.workflow-btn.current {
    background: #dbeafe;
    border-color: #3b82f6;
    color: #1e40af;
}

.workflow-btn.current .workflow-btn-text {
    color: #1e40af;
}

.workflow-btn.error {
    background: #fef2f2;
    border-color: #ef4444;
    color: #dc2626;
}

.workflow-btn.error .workflow-btn-text {
    color: #dc2626;
}

.workflow-btn.pending {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #d97706;
}

.workflow-btn.pending .workflow-btn-text {
    color: #d97706;
}

/* 1. 滚动条黑暗主题 */
::-webkit-scrollbar {
    width: 10px;
    background: #1e1e1e;
}

::-webkit-scrollbar-thumb {
    background: #3c3c3c;
    border-radius: 8px;
    border: 2px solid #1e1e1e;
}

::-webkit-scrollbar-thumb:hover {
    background: #555555;
}

::-webkit-scrollbar-corner {
    background: #1e1e1e;
}

/* 2. 拖动条（文件树/终端/主区分割）黑暗主题 */
#dragbar,
#terminal-dragbar,
#tree-dragbar {
    background: #303030 !important;
    border: none !important;
    transition: background 0.18s;
}

#dragbar:hover,
#terminal-dragbar:hover,
#tree-dragbar:hover {
    background: #334155 !important;
}

/* 3. 工作流区背景为黑色 */
#workflow-bar {
    background: #1e1e1e !important;
    border-top: 1px solid #232b3a !important;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.25);
}

#workflow-title {
    color: #bfc9d4;
}

/* 4. 工作流按钮现代深色风格 */
.workflow-btn {
    background: #1e1e1e !important;
    border: 2px solid #334155 !important;
    color: #e5eaf3 !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.workflow-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.10);
    transform: translateY(-2px) scale(1.03);
}

.workflow-btn:active {
    background: #181f2a !important;
    border-color: #2563eb !important;
    color: #bfc9d4 !important;
    box-shadow: 0 1px 2px rgba(20, 30, 50, 0.10);
    transform: none;
}

/* 5. 工作流独立按钮同样风格 */
.workflow-independent-btn {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border-color: #334155 !important;
    color: #e5eaf3 !important;
    border-radius: 8px !important;
}

.workflow-independent-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
}

/* 工作流按钮hover效果与新建文件按钮一致 */
.workflow-btn,
.workflow-independent-btn {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border: 2px solid #334155 !important;
    color: #e5eaf3 !important;
    border-radius: 4px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    font-weight: 500;
    letter-spacing: 0.5px;
    display: flex;
    flex-direction: row !important;
    align-items: center;
    gap: 6px;
}

.workflow-btn:hover,
.workflow-independent-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.10);
    transform: translateY(-2px) scale(1.03);
}

.workflow-btn:active,
.workflow-independent-btn:active {
    background: #181f2a !important;
    border-color: #2563eb !important;
    color: #bfc9d4 !important;
    box-shadow: 0 1px 2px rgba(20, 30, 50, 0.10);
    transform: none;
}

/* 图标和文字横向排列 */
.workflow-btn-content,
.workflow-independent-btn .workflow-btn-content {
    flex-direction: row !important;
    gap: 6px !important;
    align-items: center !important;
    justify-content: center !important;
    display: flex !important;
}

.workflow-btn-icon {
    font-size: 15px;
    margin-right: 4px;
    margin-bottom: 0 !important;
}

.workflow-btn-text {
    font-size: 12px;
    font-weight: 500;
    color: inherit !important;
    line-height: 1;
    white-space: nowrap;
    margin-left: 0 !important;
}

/* 统一所有按钮的深色渐变风格 */
#topbar button,
#btn-save,
#btn-reload,
.terminal-btn-bar button,
#toggle-tree-btn,
.run-btn,
#run-log-close {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border: 1px solid #334155 !important;
    color: #e5eaf3 !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    transition: background 0.18s, border 0.18s, color 0.18s;
}

#topbar button:hover,
#btn-save:hover,
#btn-reload:hover,
.terminal-btn-bar button:hover,
#toggle-tree-btn:hover,
.run-btn:hover,
#run-log-close:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
}

/* 终端按钮特殊状态保持原有逻辑但使用深色风格 */
.terminal-btn-bar button.min-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.min-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

.terminal-btn-bar button.max-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.max-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

.terminal-btn-bar button.restore-btn {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%) !important;
    border-color: #475569 !important;
}

.terminal-btn-bar button.restore-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%) !important;
    border-color: #64748b !important;
}

/* 样例区按钮深色风格 */
.sample-btn-bar {
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    padding: 0;
}

.sample-btn-bar .sample-btn-divider {
    display: none !important;
}

.import-sample-btn,
.import-from-sample-btn,
.cancel-sample-btn,
.sample-copy-btn {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border: none !important;
    color: #d4d4d4 !important;
    border-radius: 4px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    font-size: 13px;
    padding: 4px 14px;
    transition: background 0.18s, color 0.18s;
    cursor: pointer;
}

.import-sample-btn:hover,
.import-from-sample-btn:hover,
.cancel-sample-btn:hover,
.sample-copy-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    color: #d4d4d4 !important;
}

/* 预览区 code/pre 深色风格（防止被其他样式覆盖） */
#preview pre,
#preview code,
#preview-html pre,
#preview-html code {
    background-color: #555 !important;
    color: #d4d4d4 !important;
    border-radius: 4px;
    font-size: 1em;
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    line-height: 1.7;
}

/* 复制按钮深色风格 */
.copy-btn {
    background: linear-gradient(135deg, #232b3a 0%, #181f2a 100%) !important;
    border: 1px solid #334155 !important;
    color: #e5eaf3 !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    font-size: 1em;
    padding: 4px 12px;
    transition: background 0.18s, border 0.18s, color 0.18s;
    cursor: pointer;
    position: absolute;
    top: 6px;
    right: 12px;
    z-index: 10;
}

.copy-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
}

#preview button,
#preview-html button,
.copy-btn,
.import-sample-btn,
.import-from-sample-btn,
.cancel-sample-btn,
.sample-copy-btn {
    background: #2c2c2c !important;
    border: 1.5px solid #2c2c2c !important;
    color: #e5eaf3 !important;
    border-radius: 3px !important;
    box-shadow: 0 2px 8px rgba(20, 30, 50, 0.10);
    font-size: 1em;
    padding: 4px 14px;
    transition: background 0.18s, border 0.18s, color 0.18s;
    cursor: pointer;
}

#preview button:hover,
#preview-html button:hover,
.copy-btn:hover,
.import-sample-btn:hover,
.import-from-sample-btn:hover,
.cancel-sample-btn:hover,
.sample-copy-btn:hover {
    background: linear-gradient(135deg, #334155 0%, #232b3a 100%) !important;
    border-color: #3b82f6 !important;
    color: #d4d4d4 !important;
}

#preview .btn-bar,
#preview-html .btn-bar {
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
}

/* 树形目录样式,文件树出现/隐藏动画 */
#file-tree-wrap {
    transition: width 0.22s cubic-bezier(.4, 1.6, .4, 1), opacity 0.18s;
    will-change: width, opacity;
    overflow: hidden;
}

#file-tree-wrap.hide-anim {
    width: 0 !important;
    min-width: 0 !important;
    opacity: 0;
    pointer-events: none;
}

#file-tree-wrap.show-anim {
    opacity: 1;
}

/* 按钮动画和 hover 效果 */
#toggle-tree-btn {
    transition: background 0.08s, box-shadow 0.08s, border-radius 0.08s, border-color 0.08s;
    border-radius: 7px;
    border: 1.5px solid transparent;
}

#toggle-tree-btn:hover {
    background: #e0e7ef !important;
    box-shadow: 0 2px 8px #bae6fd;
    border-color: #60a5fa;
}

#toggle-tree-btn:hover .tree-arrow-svg {
    transition: transform 0.08s;
    transform: scale(1.25);
    filter: drop-shadow(0 0 2px #60a5fa);
}

#toggle-tree-btn:active .tree-arrow-svg {
    transition: transform 0.08s;
    transform: scale(0.95);
}

/* 新建文件/文件夹按钮 hover 效果和 tooltip */
#btn-new-file:hover,
#btn-new-folder:hover {
    background: #e0e7ef !important;
    box-shadow: 0 2px 8px #bae6fd;
    border-color: #60a5fa;
}

#btn-new-file:active svg,
#btn-new-folder:active svg {
    transform: scale(0.95);
}

/* // 顶部保存/重载按钮 hover 效果和 tooltip */
#btn-save:hover,
#btn-reload:hover {
    background: #e0e7ef !important;
    box-shadow: 0 2px 8px #bae6fd;
    border-color: #60a5fa;
}

#btn-save:active svg,
#btn-reload:active svg {
    transform: scale(0.95);
}

pre code.language-text,
pre code.language-plaintext,
pre code.language-txt {
    background: #f8fafc !important;
    /* 你喜欢的背景色 */
    color: #334155 !important;
    /* 你喜欢的字体颜色 */
    border-radius: 8px;
    /* 圆角大小 */
    font-size: 15px;
    /* 字号 */
    padding: 0.7em 1em;
    /* 内边距 */
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    border: none;
    /* 去掉边框 */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    /* 可选：阴影 */
    line-height: 1.7;
    /* 你可以继续加其它自定义属性 */
}

/* 暗色主题超链接样式 */
#preview a {
    color: #60a5fa;
    /* 蓝色 */
    text-decoration: none;
    /* border-bottom: 1px dotted #60a5fa; */
}

#preview a:hover {
    color: #93c5fd;
    /* border-bottom: 1px solid #93c5fd; */
    text-decoration: none;
}

#preview a:visited {
    color: #a78bfa;
    /* 紫色 */
    /* border-bottom: 1px dotted #a78bfa; */
}

#preview a:visited:hover {
    color: #c4b5fd;
    border-bottom: 1px solid #c4b5fd;
}

/* 行号样式 */
.code-line-numbers {
    display: inline-block;
    padding: 1em;
    background-color: #f5f5f5;
    color: #999;
    text-align: right;
    user-select: none;
    border-right: 1px solid #ddd;
}

/* 代码内容样式 */
.code-content {
    display: inline-block;
    padding: 1em;
    vertical-align: top;
}