* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --danger-color: #dc3545;
    --success-color: #28a745;
    --bg-dark: #1e1e1e;
    --bg-darker: #0d0d0d;
    --text-light: #e0e0e0;
    --border-color: #333;
    --grid-gap: 1px;
    --cell-size: 32px;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-darker);
    color: var(--text-light);
    overflow: hidden;
}

.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* 头部 */
.header {
    background-color: var(--bg-dark);
    border-bottom: 2px solid var(--border-color);
    padding: 15px 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.header h1 {
    font-size: 24px;
    font-weight: bold;
    flex: 1;
}

/* 语言选择器 */
.language-selector {
    display: flex;
    gap: 0;
}

.lang-select {
    padding: 6px 12px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    font-family: inherit;
}

.lang-select:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-darker);
}

.lang-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(255, 99, 71, 0.2);
}

.lang-select option {
    background-color: var(--bg-dark);
    color: var(--text-light);
}

.header-controls {
    display: flex;
    gap: 20px;
    align-items: center;
}

.size-selector {
    display: flex;
    gap: 10px;
    align-items: center;
    background-color: var(--bg-darker);
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.size-selector label {
    font-size: 14px;
}

.size-selector input {
    width: 60px;
    padding: 5px;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    border-radius: 3px;
}

.size-selector button {
    padding: 5px 15px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
}

.size-selector button:hover {
    background-color: #0056b3;
}

/* 缩放控件 */
.zoom-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    background-color: var(--bg-darker);
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.zoom-btn {
    padding: 6px 10px;
    background-color: var(--bg-dark);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    min-width: 35px;
}

.zoom-btn:hover {
    background-color: var(--border-color);
    border-color: var(--primary-color);
}

.zoom-btn:active {
    background-color: var(--primary-color);
    color: white;
}

.zoom-slider-container {
    display: flex;
    gap: 10px;
    align-items: center;
    min-width: 150px;
}

#zoomSlider {
    flex: 1;
    min-width: 100px;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(to right, var(--border-color), var(--primary-color));
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

#zoomSlider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 123, 255, 0.4);
    transition: all 0.2s;
}

#zoomSlider::-webkit-slider-thumb:hover {
    width: 16px;
    height: 16px;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.6);
}

#zoomSlider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 5px rgba(0, 123, 255, 0.4);
    transition: all 0.2s;
}

#zoomSlider::-moz-range-thumb:hover {
    width: 16px;
    height: 16px;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.6);
}

#zoomValue {
    font-size: 12px;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 35px;
    text-align: center;
    font-family: 'Courier New', monospace;
}

/* 主内容区 */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
    gap: 10px;
    padding: 10px;
}

/* 工具栏 */
.toolbar {
    width: 280px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.tool-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tool-section h3 {
    font-size: 14px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.tool-buttons,
.edit-buttons,
.export-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.tool-btn,
.edit-buttons button,
.export-buttons button {
    padding: 10px 8px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    white-space: nowrap;
}

.tool-btn:hover,
.edit-buttons button:hover,
.export-buttons button:hover {
    background-color: var(--border-color);
    border-color: var(--primary-color);
}

.tool-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 颜色选择器 */
.color-picker-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

#colorPicker {
    width: 100%;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
}

.color-display {
    width: 100%;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    transition: background-color 0.1s;
}

.color-input-group {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.color-input-group label {
    font-size: 11px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
}

.color-input {
    width: 100%;
    padding: 6px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    text-align: center;
}

.color-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.color-inputs-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
}

.color-input-mini {
    padding: 5px 3px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 10px;
    text-align: center;
}

.color-input-mini:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px rgba(0, 123, 255, 0.25);
}

.color-value {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    text-align: center;
    background-color: var(--bg-darker);
    padding: 5px;
    border-radius: 3px;
    border: 1px solid var(--border-color);
    user-select: all;
    cursor: pointer;
}

/* 快速颜色 */
.quick-colors,
.recent-colors {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.color-btn {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.1s, border-color 0.1s;
}

.color-btn:hover {
    transform: scale(1.1);
    border-color: var(--primary-color);
}

.color-btn.active {
    border-color: var(--text-light);
    box-shadow: 0 0 0 2px var(--text-light);
}

/* 快捷键显示 */
.shortcuts {
    font-size: 12px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px;
}

.shortcuts p {
    background-color: var(--bg-darker);
    padding: 5px;
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

.shortcuts kbd {
    background-color: var(--primary-color);
    color: white;
    padding: 2px 5px;
    border-radius: 2px;
    font-family: monospace;
    font-weight: bold;
    margin-right: 5px;
}

/* 推送功能 */
.push-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.push-method-selector {
    width: 100%;
}

#pushMethod {
    width: 100%;
    padding: 6px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-size: 12px;
    cursor: pointer;
}

#pushMethod:focus {
    outline: none;
    border-color: var(--primary-color);
}

#pushMethod option {
    background-color: var(--bg-darker);
    color: var(--text-light);
}

#pushMethod option:disabled {
    opacity: 0.6;
}

.push-url-container {
    width: 100%;
}

.push-input {
    width: 100%;
    padding: 8px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-size: 12px;
    font-family: 'Courier New', monospace;
}

.push-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.push-button {
    width: 100%;
    padding: 10px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.2s;
}

.push-button:hover {
    background-color: #218838;
}

.push-button:active {
    background-color: #1e7e34;
}

.push-button:disabled {
    background-color: var(--secondary-color);
    cursor: not-allowed;
    opacity: 0.6;
}

.push-status {
    min-height: 60px;
    padding: 8px;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-size: 11px;
    font-family: 'Courier New', monospace;
    color: var(--text-light);
    overflow-y: auto;
    max-height: 100px;
}

.push-status.success {
    border-color: #28a745;
    background-color: rgba(40, 167, 69, 0.1);
    color: #28a745;
}

.push-status.error {
    border-color: #dc3545;
    background-color: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.push-status.loading {
    border-color: var(--primary-color);
    background-color: rgba(0, 123, 255, 0.1);
    color: var(--primary-color);
}

/* 画布区 */
.canvas-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 15px;
}

.canvas-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

.grid-axis-container {
    display: flex;
    flex-direction: column;
    gap: 0px;
    align-items: flex-start;
}

.grid-with-y-axis {
    display: flex;
    flex-direction: row;
    gap: 0px;
    align-items: flex-start;
}

/* X轴标签（顶部） */
.x-axis {
    display: flex;
    flex-direction: row;
    gap: var(--grid-gap);
    justify-content: flex-start;
    padding-left: 35px;
    padding-right: 10px;
    margin-bottom: 0px;
}

.x-axis-label {
    width: var(--cell-size);
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
    flex-shrink: 0;
}

/* Y轴标签（左侧） */
.y-axis {
    display: flex;
    flex-direction: column;
    gap: var(--grid-gap);
    justify-content: flex-start;
    padding-top: 12px;
    margin-right: 0px;
}

.y-axis-label {
    width: 25px;
    height: var(--cell-size);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
    flex-shrink: 0;
}

.grid-container {
    display: inline-grid;
    gap: var(--grid-gap);
    background-color: #000;
    padding: 10px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.grid-cell {
    width: var(--cell-size);
    height: var(--cell-size);
    background-color: #000;
    border: 1px solid #1a1a1a;
    cursor: pointer;
    transition: background-color 0.05s;
    border-radius: 2px;
}

.grid-cell:hover {
    box-shadow: inset 0 0 0 1px var(--text-light);
}

.grid-cell.active {
    box-shadow: inset 0 0 0 2px var(--primary-color);
}

.canvas-info {
    margin-top: 10px;
    font-size: 12px;
    color: var(--secondary-color);
    text-align: center;
}

/* 模态对话框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 20px;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    color: var(--danger-color);
}

.modal-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

#importText {
    width: 100%;
    height: 100%;
    min-height: 200px;
    padding: 10px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    resize: vertical;
}

.modal-footer {
    display: flex;
    gap: 10px;
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    justify-content: flex-end;
}

.btn-primary,
.btn-secondary {
    padding: 8px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .toolbar {
        width: 240px;
    }

    :root {
        --cell-size: 24px;
    }
}

@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }

    .toolbar {
        width: 100%;
        max-height: 200px;
    }

    :root {
        --cell-size: 20px;
    }

    .tool-buttons,
    .edit-buttons,
    .export-buttons {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 新增：按钮式工具栏部分 */
.section-action-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--bg-darker);
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: bold;
    transition: all 0.2s;
}

.section-action-btn:hover {
    background-color: var(--border-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.section-action-btn:active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 推送部分在弹窗中的样式 */
#pushModal .push-section {
    gap: 12px;
}

#pushModal .push-method-selector,
#pushModal .push-url-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

#pushModal .push-method-selector label,
#pushModal .push-url-container label {
    font-size: 12px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
}

#pushModal #pushMethod,
#pushModal .push-input {
    padding: 10px;
    font-size: 13px;
}

#pushModal .push-button {
    padding: 12px;
    font-size: 14px;
    background-color: #28a745;
    border: none;
}

#pushModal .push-button:hover {
    background-color: #218838;
}

#pushModal .push-button:active {
    background-color: #1e7e34;
}

/* 帮助弹窗样式 */
.help-content {
    color: var(--text-light);
}

.help-content h3 {
    font-size: 14px;
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 15px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.help-content h3:first-child {
    margin-top: 0;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    margin-bottom: 10px;
}

.shortcut-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 12px;
}

.shortcut-item kbd {
    background-color: var(--primary-color);
    color: white;
    padding: 3px 6px;
    border-radius: 2px;
    font-weight: bold;
    white-space: nowrap;
    font-family: 'Courier New', monospace;
}

.shortcut-item span {
    flex: 1;
}

.tips-list {
    list-style: none;
    padding: 0;
    margin: 8px 0;
}

.tips-list li {
    padding: 8px;
    margin-bottom: 6px;
    background-color: var(--bg-darker);
    border-left: 3px solid var(--primary-color);
    border-radius: 2px;
    font-size: 12px;
    line-height: 1.5;
}

.tips-list li strong {
    color: var(--primary-color);
}