/* 学术出版级别样式 - AI社会白皮书2025 */
/* 配色方案：黑白为主，淡雅雅致 */

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

body {
    font-family: 'Georgia', 'Times New Roman', 'Microsoft YaHei', serif;
    line-height: 1.8;
    color: #000000;
    background: #ffffff;
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 30px;
}

.header {
    text-align: center;
    background: #ffffff;
    padding: 60px 40px;
    margin-bottom: 30px;
    border-radius: 3px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    border-top: 3px solid #000000;
    position: relative;
}

.header h1 {
    color: #000000;
    font-size: 2.5em;
    margin-bottom: 15px;
    font-weight: 700;
    font-family: 'Georgia', 'Times New Roman', serif;
    letter-spacing: 0.5px;
}

.header p {
    color: #666666;
    font-size: 1.2em;
    margin-bottom: 20px;
    font-weight: 400;
    font-style: italic;
    font-family: 'Georgia', 'Times New Roman', serif;
    text-align: center;
}

.header .btn {
    background: #ffffff;
    color: #000000;
    border: 1px solid #000000;
    padding: 12px 28px;
    border-radius: 3px;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
    font-size: 0.95em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    margin: 15px auto 0;
}

.header .btn:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.navigation {
    background: #ffffff;
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    border-radius: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.nav-link {
    background: #ffffff;
    color: #000000;
    padding: 12px 24px;
    border-radius: 3px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95em;
    letter-spacing: 0.3px;
    border: 1px solid #cccccc;
}

.nav-link:hover {
    background: #000000;
    color: #ffffff;
    border-color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.nav-link.current {
    background: #000000;
    color: #ffffff;
    border-color: #000000;
}

.main-content {
    background: #ffffff;
    padding: 40px;
    border-radius: 3px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
}

.intro {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 3px;
    margin-bottom: 30px;
    border-left: 4px solid #000000;
}

.intro h3 {
    margin-top: 0;
    color: #000000;
    font-size: 1.5em;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
    font-family: 'Georgia', serif;
}

.intro p {
    line-height: 1.9;
    margin-bottom: 20px;
    color: #333333;
    font-size: 1.05em;
    text-align: justify;
}

.intro .btn {
    margin: 10px 15px;
}

.intro:last-child {
    text-align: left;
}

.intro:last-child p {
    text-align: left;
}

.intro:last-child .btn {
    display: inline-block;
    margin: 10px;
}

.intro p::first-letter {
    font-size: 2.5em;
    font-weight: bold;
    float: left;
    line-height: 1;
    margin-right: 10px;
    color: #000000;
    font-family: 'Georgia', serif;
}

.intro p.no-drop-cap::first-letter {
    font-size: 1em;
    font-weight: normal;
    float: none;
    line-height: 1.8;
    margin-right: 0;
    color: inherit;
    font-family: inherit;
}

.drop-cap-ai {
    font-size: 2.5em;
    font-weight: bold;
    float: left;
    line-height: 1;
    margin-right: 12px;
    color: #000000;
    font-family: 'Georgia', serif;
    display: inline-block;
}

.btn {
    padding: 12px 28px;
    background: #ffffff;
    color: #000000;
    border: 1px solid #000000;
    border-radius: 3px;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    display: inline-block;
    margin-top: 20px;
    letter-spacing: 0.3px;
    font-size: 0.95em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
}

.btn-primary:hover {
    background: #ffffff;
    color: #000000;
}

.btn-secondary {
    background: #f8f9fa;
    color: #5a6c7d;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #e9ecef;
    border-color: #d0d3d4;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.footer {
    margin-top: 40px;
    text-align: center;
    padding: 30px;
    background: #ffffff;
    border-radius: 3px;
    color: #666666;
    border-top: 3px solid #000000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    text-align: center !important;
}

.footer p {
    margin: 8px 0;
    font-size: 0.95em;
    color: #666666;
    text-align: center;
}

.footer a {
    color: #000000;
    text-decoration: none;
    transition: color 0.3s ease;
    border-bottom: 1px solid #000000;
}

.footer a:hover {
    color: #666666;
    border-bottom-color: #666666;
}

.footer .btn {
    display: inline-block;
    margin: 0 auto 15px;
    text-align: center;
}

.footer {
    text-align: center;
}

/* 结论部分样式 */
.conclusion-section {
    background: #f9f9f9;
    padding: 40px;
    border-radius: 3px;
    text-align: center;
    margin-top: 40px;
    border-left: 4px solid #000000;
}

.conclusion-title {
    color: #000000;
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 20px;
    text-align: center;
}

.conclusion-description {
    color: #666666;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto 20px;
    font-size: 1em;
    text-align: justify;
}

.highlight-text {
    color: #000000;
    font-weight: 600;
}

/* 工具页面样式 */
.tools-overview {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 3px;
    margin: 30px 0;
    border-left: 4px solid #000000;
}

.tool-summary {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.tool-item {
    padding: 15px;
    background: #ffffff;
    border: 1px solid #000000;
    border-radius: 3px;
    font-size: 0.95em;
    color: #333333;
}

.tool-item strong {
    color: #000000;
    font-weight: 600;
}

.detailed-guide {
    margin-top: 40px;
}

.tool-detail {
    margin-bottom: 15px;
    border: 1px solid #000000;
    border-radius: 3px;
    overflow: hidden;
}

.tool-detail-header {
    padding: 15px 20px;
    background: #ffffff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.tool-detail-header:hover {
    background: #f9f9f9;
}

.tool-detail-name {
    font-size: 1.1em;
    font-weight: 600;
    color: #000000;
}

.tool-detail-toggle {
    font-size: 1.2em;
    color: #666666;
    transition: transform 0.3s ease;
}

.tool-detail-toggle.expanded {
    transform: rotate(180deg);
}

.tool-detail-content {
    display: none;
    padding: 20px;
    background: #ffffff;
    border-top: 1px solid #000000;
}

.tool-detail-content.show {
    display: block;
    animation: slideDown 0.3s ease-out;
}

.tool-steps h5 {
    color: #000000;
    margin-bottom: 15px;
    font-size: 1.1em;
}

.tool-steps ol {
    margin-left: 20px;
    line-height: 1.8;
    color: #333333;
}

.tool-steps li {
    margin-bottom: 10px;
}

.tool-tip {
    margin-top: 20px;
    padding: 15px;
    background: #f9f9f9;
    border-left: 3px solid #000000;
    color: #333333;
}

.tool-tip strong {
    color: #000000;
}

.usage-suggestions {
    margin-top: 40px;
    padding: 30px;
    background: #f9f9f9;
    border-radius: 3px;
    border-left: 4px solid #000000;
}

.usage-suggestions h3 {
    color: #000000;
    font-size: 1.3em;
    font-weight: 600;
    margin-bottom: 15px;
    font-family: 'Georgia', serif;
}

.usage-suggestions p {
    color: #333333;
    line-height: 1.8;
    text-align: justify;
}

.usage-suggestions strong {
    color: #000000;
    font-weight: 600;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 1000px;
    }
}

/* 学术排版增强 */
h1, h2, h3, h4 {
    font-family: 'Georgia', serif;
    color: #000000;
}

p {
    text-align: justify;
    text-indent: 2em;
}

.intro p {
    text-align: justify;
}

/* 学科卡片样式 */
.disciplines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.discipline-card {
    background: #ffffff;
    border: 1px solid #000000;
    border-radius: 3px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.discipline-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #000000;
}

.discipline-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.discipline-header {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e9ecef;
}

.discipline-name {
    font-size: 1.8em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 10px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.discipline-subtitle {
    font-size: 1em;
    color: #666666;
    margin-bottom: 15px;
    font-style: italic;
}

.discipline-status {
    background: #000000;
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 3px;
    font-size: 0.85em;
    font-weight: 600;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.plan-section {
    margin-top: 25px;
}

.plan-title {
    font-size: 1.1em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 12px 15px;
    background: #f9f9f9;
    border-radius: 3px;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.plan-title:hover {
    background: #e9ecef;
    border-color: #000000;
}

.plan-toggle {
    margin-right: 12px;
    font-size: 1.3em;
    color: #000000;
    transition: transform 0.3s ease;
}

.plan-toggle.expanded {
    transform: rotate(90deg);
}

.plan-content {
    display: none;
    margin-top: 15px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 3px;
    border-left: 4px solid #000000;
}

.plan-content.show {
    display: block;
    animation: slideDown 0.4s ease-out;
}

.plan-step {
    margin-bottom: 15px;
    padding: 15px;
    background: #ffffff;
    border-radius: 3px;
    border-left: 3px solid #000000;
}

.plan-step h4 {
    color: #000000;
    margin-bottom: 10px;
    font-size: 1.15em;
    font-weight: 700;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.plan-step p {
    color: #333333;
    line-height: 1.7;
    margin-bottom: 10px;
    font-size: 0.95em;
}

.action-buttons {
    margin-top: 25px;
    text-align: center;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 600px;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
        margin: 20px auto;
    }

    .header {
        padding: 40px 20px;
    }

    .header h1 {
        font-size: 1.8em;
    }

    .navigation {
        flex-direction: column;
        padding: 15px;
    }

    .nav-link {
        text-align: center;
    }

    .main-content {
        padding: 30px 20px;
    }

    .intro {
        padding: 20px;
    }
}

/* 动画效果 */
.fade-in {
    animation: fadeIn 0.8s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==================== 执行计划样式增强 ==================== */

/* 执行计划容器 */
.action-plan-container {
    position: relative;
}

/* 一键复制按钮 */
.copy-button {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #000000;
    color: #ffffff;
    border: none;
    padding: 10px 20px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.9em;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.copy-button:hover {
    background: #333333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.copy-button:active {
    transform: translateY(0);
}

.copy-button.copied {
    background: #28a745;
}

/* 执行计划内容区域 */
.action-plan-content {
    background: #ffffff;
    padding: 40px;
    border-radius: 3px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
    position: relative;
}

/* 执行计划章节 */
.plan-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #e9ecef;
}

.plan-section:last-child {
    border-bottom: none;
}

/* 章节标题 */
.plan-section h3 {
    color: #000000;
    font-size: 1.6em;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 3px solid #000000;
    font-family: 'Georgia', 'Times New Roman', serif;
}

/* 章节内容 */
.plan-section p {
    line-height: 1.9;
    margin-bottom: 15px;
    color: #333333;
    font-size: 1.05em;
    text-align: justify;
}

.plan-section strong {
    color: #000000;
    font-weight: 700;
}

/* 代码块样式 */
.code-block {
    background: #2d3748;
    color: #f7fafc;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Courier New', 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
    margin: 20px 0;
    line-height: 1.6;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    position: relative;
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* 代码块复制按钮 */
.code-block-copy {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.8em;
    transition: all 0.3s ease;
}

.code-block-copy:hover {
    background: rgba(255, 255, 255, 0.2);
}

.code-block-copy.copied {
    background: #28a745;
    border-color: #28a745;
}

/* 内联代码样式 */
.inline-code {
    background: #f1f3f5;
    color: #d6336c;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
    border: 1px solid #dee2e6;
}

/* 约束部分样式 */
.constraint-section {
    background: #fff5f5;
    border-left: 4px solid #e53e3e;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}

.constraint-section h4 {
    color: #742a2a;
    margin-bottom: 15px;
    font-size: 1.2em;
    display: flex;
    align-items: center;
}

.constraint-section h4::before {
    content: "注意 ";
    margin-right: 10px;
}

/* 质量门控样式 */
.quality-gate {
    background: #f0fff4;
    border-left: 4px solid #38a169;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}

.quality-gate h4 {
    color: #2f542c;
    margin-bottom: 15px;
    font-size: 1.2em;
    display: flex;
    align-items: center;
}

.quality-gate h4::before {
    content: "确认 ";
    margin-right: 10px;
}

/* 阶段部分样式 */
.phase-section {
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
}

.phase-header {
    background: #2c5282;
    color: white;
    padding: 12px 20px;
    margin: -25px -25px 20px -25px;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.phase-header::before {
    content: "阶段 ";
    margin-right: 10px;
}

/* 验证部分样式 */
.validation-section {
    background: #edf2f7;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
}

.validation-header {
    background: #805ad5;
    color: white;
    padding: 12px 20px;
    margin: -25px -25px 20px -25px;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.validation-header::before {
    content: "验证 ";
    margin-right: 10px;
}

/* 监控部分样式 */
.monitoring-section {
    background: #ebf8ff;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
}

.monitoring-header {
    background: #3182ce;
    color: white;
    padding: 12px 20px;
    margin: -25px -25px 20px -25px;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.monitoring-header::before {
    content: "监控 ";
    margin-right: 10px;
}

/* 成功标准样式 */
.success-criteria {
    background: #e6fffa;
    border-left: 4px solid #38b2ac;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}

.success-criteria h4 {
    color: #0a5d5d;
    margin-bottom: 15px;
    font-size: 1.2em;
    display: flex;
    align-items: center;
}

.success-criteria h4::before {
    content: "标准 ";
    margin-right: 10px;
}

/* 启动部分样式 */
.launch-section {
    background: #f0fff4;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
}

.launch-header {
    background: #38a169;
    color: white;
    padding: 12px 20px;
    margin: -25px -25px 20px -25px;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.launch-header::before {
    content: "启动 ";
    margin-right: 10px;
}

/* 列表样式 */
.plan-section ul,
.plan-section ol {
    margin: 15px 0;
    padding-left: 30px;
}

.plan-section li {
    margin-bottom: 10px;
    line-height: 1.7;
    color: #333333;
}

.plan-section li strong {
    color: #000000;
}

/* 复制提示 */
.copy-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #28a745;
    color: white;
    padding: 15px 25px;
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.copy-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.copy-toast::before {
    content: "成功 ";
    font-weight: bold;
    margin-right: 8px;
}

/* ==================== Tutorial 页面样式 ==================== */

/* 流程图容器 */
.flowchart-container {
    margin: 40px 0;
    padding: 30px;
    background: #ffffff;
    border-radius: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.flowchart {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: nowrap;
}

.flowchart-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 25px;
    background: #f9f9f9;
    border: 2px solid #000000;
    border-radius: 8px;
    text-align: center;
    min-width: 180px;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.flowchart-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    background: #ffffff;
}

.flowchart-icon {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.flowchart-number {
    background: #000000;
    color: #ffffff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 15px;
}

.flowchart-title {
    font-size: 1.2em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 8px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.flowchart-desc {
    font-size: 0.9em;
    color: #666666;
    line-height: 1.5;
}

.flowchart-arrow {
    font-size: 2.5em;
    color: #000000;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
}

/* 工具3列网格布局 */
.tools-grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 30px 0;
}

.tool-box {
    border: 2px solid #000000;
    border-radius: 8px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.tool-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #000000;
}

.tool-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    border-color: #333333;
}

.tool-icon {
    font-size: 3em;
    margin-bottom: 15px;
    display: block;
}

.tool-name-small {
    font-size: 0.95em;
    font-weight: 600;
    color: #000000;
    margin-bottom: 15px;
    display: block;
    text-align: center;
    line-height: 1.4;
    padding: 10px;
    background: #f9f9f9;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

.tool-name {
    font-size: 1.1em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 12px;
    font-family: 'Georgia', 'Times New Roman', serif;
    line-height: 1.4;
}

.tool-description {
    font-size: 0.9em;
    color: #666666;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 步骤卡片样式 */
.step-card {
    margin-bottom: 25px;
    border: 1px solid #000000;
    border-radius: 3px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.step-header {
    background: #ffffff;
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
    border-bottom: 1px solid #e9ecef;
}

.step-header:hover {
    background: #f9f9f9;
}

.step-header h3 {
    margin: 0;
    color: #000000;
    font-size: 1.2em;
    font-weight: 700;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.expand-icon {
    font-size: 1.2em;
    color: #666666;
    transition: transform 0.3s ease;
}

.expand-icon.expanded {
    transform: rotate(180deg);
}

.step-content {
    display: none;
    padding: 25px;
    background: #ffffff;
    border-top: 1px solid #e9ecef;
}

.step-content.active {
    display: block;
    animation: slideDown 0.4s ease-out;
}

.step-content p {
    text-align: justify;
    margin-bottom: 15px;
    color: #333333;
    line-height: 1.8;
}

.step-content strong {
    color: #000000;
    font-weight: 700;
}

/* 提示区域样式 */
.tips {
    background: #f9f9f9;
    border-left: 4px solid #000000;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin-top: 25px;
}

.tips h4 {
    color: #000000;
    margin-bottom: 10px;
    font-size: 1.1em;
    font-weight: 700;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.tips p {
    color: #333333;
    line-height: 1.7;
    margin: 0;
}

/* 常见问题样式 */
.faq {
    margin-top: 40px;
    background: #ffffff;
    border: 1px solid #000000;
    border-radius: 3px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.faq h3 {
    color: #000000;
    margin-bottom: 20px;
    font-size: 1.3em;
    font-weight: 700;
    font-family: 'Georgia', 'Times New Roman', serif;
    padding-bottom: 15px;
    border-bottom: 2px solid #e9ecef;
}

.faq-item {
    margin-bottom: 15px;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 15px;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-question {
    background: #f9f9f9;
    padding: 15px 20px;
    cursor: pointer;
    font-weight: 600;
    color: #000000;
    border-radius: 3px;
    transition: background 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-answer {
    display: none;
    padding: 15px 20px;
    background: #ffffff;
    color: #333333;
    line-height: 1.7;
    margin-top: 10px;
}

.faq-answer.active {
    display: block;
    animation: slideDown 0.3s ease-out;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .tools-grid-3col {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .flowchart {
        flex-direction: column;
        gap: 30px;
    }

    .flowchart-arrow {
        transform: rotate(90deg);
    }

    .tools-grid-3col {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .flowchart-step {
        width: 100%;
        min-width: auto;
    }
}

/* ==================== 执行流程可视化样式 ==================== */

.execution-flow {
    margin: 30px 0;
    padding: 30px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.execution-step {
    display: flex;
    gap: 20px;
    position: relative;
}

.execution-step-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: #000000;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    font-weight: 700;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.execution-step-content {
    flex: 1;
    background: #f9f9f9;
    border: 2px solid #000000;
    border-radius: 8px;
    padding: 25px;
    position: relative;
    transition: all 0.3s ease;
}

.execution-step-content:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
    background: #ffffff;
}

.execution-icon {
    font-size: 1.8em;
    margin-bottom: 15px;
    display: block;
}

.execution-title {
    font-size: 1.3em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 10px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.execution-desc {
    font-size: 1em;
    color: #666666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.execution-detail {
    background: #ffffff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 20px;
    margin-top: 15px;
}

.execution-detail h5 {
    color: #000000;
    font-size: 0.95em;
    font-weight: 700;
    margin-bottom: 12px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.execution-tip {
    color: #666666;
    font-size: 0.9em;
    margin-top: 12px;
    padding: 10px 15px;
    background: #fff9e6;
    border-left: 3px solid #f59f00;
    border-radius: 3px;
    line-height: 1.6;
}

.format-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
}

.format-badge {
    display: inline-block;
    padding: 8px 16px;
    background: #f9f9f9;
    border: 1px solid #000000;
    border-radius: 4px;
    font-size: 0.9em;
    font-weight: 500;
    color: #333333;
    transition: all 0.3s ease;
}

.format-badge:hover {
    background: #000000;
    color: #ffffff;
}

.format-badge.format-primary {
    background: #000000;
    color: #ffffff;
}

.format-badge.format-primary:hover {
    background: #333333;
}

.instruction-box {
    background: #2d3748;
    color: #f7fafc;
    padding: 20px;
    border-radius: 6px;
    position: relative;
}

.instruction-label {
    color: #a0aec0;
    font-size: 0.85em;
    margin-bottom: 10px;
    font-weight: 500;
}

.instruction-text {
    font-family: 'Courier New', 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
    line-height: 1.7;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.instruction-placeholder {
    color: #f6e05e;
    font-weight: 700;
}

.progress-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.progress-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: #f9f9f9;
    border-radius: 6px;
    border-left: 3px solid #000000;
}

.progress-icon {
    font-size: 1.5em;
    flex-shrink: 0;
}

.progress-label {
    flex: 1;
    font-weight: 600;
    color: #000000;
}

.progress-time {
    font-size: 0.85em;
    color: #666666;
    font-style: italic;
}

.progress-divider {
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-divider::before {
    content: '';
    width: 2px;
    height: 100%;
    background: #e9ecef;
}

.result-checklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 15px;
    background: #f0fff4;
    border-radius: 6px;
    border-left: 3px solid #38a169;
    color: #333333;
    font-size: 0.95em;
}

.check-icon {
    color: #38a169;
    font-weight: 700;
    font-size: 1.2em;
}

.execution-arrow {
    text-align: center;
    font-size: 2.5em;
    color: #000000;
    font-weight: bold;
    margin: 10px 0;
    line-height: 1;
}

.execution-notes {
    margin-top: 30px;
    padding: 25px;
    background: #f9f9f9;
    border: 2px solid #000000;
    border-radius: 8px;
}

.execution-notes h4 {
    color: #000000;
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 20px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.note-card {
    background: #ffffff;
    border: 1px solid #000000;
    border-radius: 6px;
    padding: 20px;
    transition: all 0.3s ease;
}

.note-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.note-icon {
    font-size: 1.8em;
    margin-bottom: 10px;
    display: block;
}

.note-card strong {
    color: #000000;
    font-size: 1.05em;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.note-card p {
    color: #666666;
    font-size: 0.9em;
    line-height: 1.6;
    margin: 0;
    text-align: left;
}

/* 响应式设计补充 */
@media (max-width: 768px) {
    .execution-step {
        flex-direction: column;
        gap: 15px;
    }

    .execution-step-number {
        width: 40px;
        height: 40px;
        font-size: 1.1em;
    }

    .execution-step-content {
        padding: 20px 15px;
    }

    .execution-icon {
        font-size: 1.5em;
    }

    .execution-title {
        font-size: 1.1em;
    }

    .notes-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .format-badges {
        flex-direction: column;
    }

    .format-badge {
        text-align: center;
    }
}

/* ==================== 成果展示页面表格样式 ==================== */

.results-table-container {
    margin: 40px 0;
    padding: 30px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.results-table-container h3 {
    color: #000000;
    font-size: 1.5em;
    font-weight: 700;
    margin-bottom: 25px;
    font-family: 'Georgia', 'Times New Roman', serif;
    text-align: center;
}

.results-table,
.discipline-table {
    width: 100%;
    border-collapse: collapse;
    background: #ffffff;
    margin-top: 20px;
}

.results-table th,
.results-table td,
.discipline-table th,
.discipline-table td {
    border: 2px solid #000000;
    padding: 18px 20px;
    text-align: left;
    vertical-align: top;
}

.results-table thead,
.discipline-table thead {
    background: #000000;
}

.results-table th,
.discipline-table th {
    color: #ffffff;
    font-weight: 700;
    font-size: 1.05em;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.table-header-name {
    width: 20%;
}

.table-header-desc {
    width: 30%;
}

.table-header-features {
    width: 30%;
}

.table-header-action {
    width: 20%;
}

.table-header-small {
    width: 8%;
    text-align: center;
}

.table-header-discipline {
    width: 18%;
}

.table-header-focus {
    width: 32%;
}

.table-header-status {
    width: 15%;
    text-align: center;
}

.table-header-link {
    width: 15%;
    text-align: center;
}

.table-row:hover {
    background: #f9f9f9;
}

.table-cell-name {
    background: #ffffff;
}

.result-name {
    font-size: 1.15em;
    font-weight: 700;
    color: #000000;
    margin-bottom: 8px;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.result-subtitle {
    font-size: 0.95em;
    color: #666666;
    font-style: italic;
    line-height: 1.5;
}

.table-cell-desc {
    font-size: 0.95em;
    color: #333333;
    line-height: 1.8;
    text-align: justify;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-item {
    padding: 10px 15px;
    background: #f9f9f9;
    border-left: 3px solid #000000;
    color: #333333;
    font-size: 0.9em;
    line-height: 1.6;
}

.table-cell-action {
    text-align: center;
    vertical-align: middle;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9em;
    margin: 5px 0;
}

.btn-text {
    background: transparent;
    color: #000000;
    border: 1px solid #000000;
    text-decoration: none;
}

.btn-text:hover {
    background: #000000;
    color: #ffffff;
}

.table-cell-small {
    text-align: center;
    font-weight: 700;
    color: #000000;
    font-size: 1.1em;
}

.table-cell-discipline {
    font-weight: 600;
    color: #000000;
    font-size: 1.05em;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.table-cell-focus {
    font-size: 0.95em;
    color: #333333;
    line-height: 1.7;
}

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

.status-completed {
    color: #2f542c;
    font-weight: 700;
    font-size: 0.95em;
}

.table-cell-link {
    text-align: center;
    vertical-align: middle;
}

/* 响应式设计补充 */
@media (max-width: 1024px) {
    .results-table,
    .discipline-table {
        font-size: 0.9em;
    }

    .results-table th,
    .results-table td,
    .discipline-table th,
    .discipline-table td {
        padding: 12px 15px;
    }

    .table-header-name {
        width: 25%;
    }

    .table-header-desc {
        width: 25%;
    }

    .table-header-features {
        width: 25%;
    }

    .table-header-action {
        width: 25%;
    }
}

@media (max-width: 768px) {
    .results-table-container {
        padding: 20px 15px;
        overflow-x: auto;
    }

    .results-table,
    .discipline-table {
        min-width: 800px;
    }

    .results-table th,
    .results-table td,
    .discipline-table th,
    .discipline-table td {
        padding: 10px 12px;
    }

    .feature-item {
        padding: 8px 12px;
        font-size: 0.85em;
    }

    .result-name {
        font-size: 1em;
    }

    .result-subtitle {
        font-size: 0.85em;
    }
}