/**
 * 教程详情页专用样式
 * @package XU5
 * @version 1.0
 */

/* ==========================================================================
   阅读进度条
   ========================================================================== */

.xu5-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, #409eff 0%, #66b1ff 50%, #a0cfff 100%);
  z-index: 10000;
  transition: width 0.1s ease-out;
  box-shadow: 0 2px 8px rgba(64,158,255,0.4);
}

.xu5-reading-progress::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5));
  animation: progressShine 2s ease infinite;
}

@keyframes progressShine {
  0%, 100% { opacity: 0; }
  50% { opacity: 1; }
}

/* 页面布局 */
.tutorial-container {
    display: flex;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}
.tutorial-main {
    flex: 1;
    min-width: 0; /* 防止flex子项溢出 */
}
.tutorial-sidebar {
    width: 320px;
    position: sticky;
    top: 20px;
    height: calc(100vh - 40px);
    overflow-y: auto;
}
/* 自定义滚动条 */
.tutorial-sidebar::-webkit-scrollbar {
    width: 6px;
}
.tutorial-sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}
.tutorial-sidebar::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}
.tutorial-sidebar::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}
 /* 评论区样式已模块化到 assets/css/comments-module.css */
html, body {
    color: #222;
}

.xu5-tutorial-header {
    padding: 0 0 10px 0;
    border-bottom: 1px solid #ececec;
    margin-bottom: 10px;
    background: none;
    box-shadow: none;
    border-radius: 0;
}
.xu5-tutorial-title {
    font-size: 1.38rem;
    font-weight: 800;
    color: #222;
    margin-bottom: 6px;
}
.xu5-tutorial-info {
    color: #999;
    font-size: 12px;
    margin-bottom: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}
.xu5-tutorial-info span, .xu5-tutorial-info a {
    background: #f2f3f5;
    color: #999;
    border-radius: 3px;
    padding: 1px 8px;
    text-decoration: none;
    font-weight: 400;
    font-size: 12px;
}
.xu5-tutorial-info a:hover {
    background: #409eff;
    color: #fff;
}

.xu5-tutorial-content {
    font-size: 1.01rem;
    line-height: 1.8;
    margin-bottom: 18px;
    word-break: break-all;
    overflow-wrap: anywhere;
    max-width: 100vw;
    width: 100%;
    box-sizing: border-box;
    overflow-x: auto;
    white-space: normal;
}
/* blockquote 自动美化，仅影响 .xu5-tutorial-content */
.xu5-tutorial-content blockquote {
    background: #f8f8f8;
    border-left: 4px solid #409EFF;
    padding: 12px 18px;
    margin: 18px 0;
    color: #333;
    border-radius: 4px;
    font-style: normal;
    font-size: 1em;
}
.xu5-tutorial-content blockquote p {
    margin: 0;
    text-align: left;
}
/* 正文标题美化，仅影响 .xu5-tutorial-content */
.xu5-tutorial-content h1 {
    font-size: 1.5em;
    font-weight: 800;
    color: #409eff;
    border-left: 5px solid #409eff;
    background: #f4f8fd;
    padding: 10px 0 10px 16px;
    margin: 2.2em 0 1.2em 0;
    border-radius: 4px;
}
.xu5-tutorial-content h2 {
    font-size: 1.28em;
    font-weight: 700;
    color: #337ecc;
    border-left: 4px solid #337ecc;
    background: #f4f8fd;
    padding: 8px 0 8px 14px;
    margin: 2em 0 1em 0;
    border-radius: 4px;
}
.xu5-tutorial-content h3 {
    font-size: 1.13em;
    font-weight: 600;
    color: #21c97a;
    border-left: 4px solid #21c97a;
    background: #f7fcf9;
    padding: 6px 0 6px 12px;
    margin: 1.7em 0 0.8em 0;
    border-radius: 4px;
}
.xu5-tutorial-content h4, .xu5-tutorial-content h5, .xu5-tutorial-content h6 {
    font-size: 1em;
    font-weight: 600;
    color: #888;
    border-left: 0px solid #e3e8ee;
    padding: 4px 0 4px 10px;
    margin: 1.2em 0 0.6em 0;
    border-radius: 3px;
}
/* 正文自动排版美化 */
.xu5-tutorial-content p {
    margin: 0 0 1.1em 0;
    line-height: 1.85;
    word-break: break-all;
}
.xu5-tutorial-content ul, .xu5-tutorial-content ol {
    margin: 0 0 1.1em 2em;
    padding-left: 1.2em;
}
.xu5-tutorial-content li {
    margin-bottom: 0.5em;
    line-height: 1.7;
}
.xu5-tutorial-content hr {
    border: none;
    border-top: 2px dashed #e3e8ee;
    margin: 2em 0;
}
.xu5-tutorial-content pre,
.xu5-tutorial-content code {
    background: #282c34;
    color: #fff;
    border-radius: 4px;
    padding: 10px;
    font-size: 0.98em;
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    overflow-x: auto;
}
.xu5-tutorial-content code {
    padding: 2px 6px;
}
.xu5-tutorial-content .tip {
    background: #e6f7ff;
    border-left: 4px solid #409eff;
    color: #337ecc;
    padding: 10px 16px;
    border-radius: 4px;
    margin: 1em 0;
}
.xu5-tutorial-content .warn {
    background: #fffbe6;
    border-left: 4px solid #faad14;
    color: #ad6800;
    padding: 10px 16px;
    border-radius: 4px;
    margin: 1em 0;
}
.xu5-tutorial-content .error {
    background: #fff1f0;
    border-left: 4px solid #ff4d4f;
    color: #a8071a;
    padding: 10px 16px;
    border-radius: 4px;
    margin: 1em 0;
}
.xu5-tutorial-content table {
    border-collapse: collapse;
    width: 100%;
    background: #fafbfc;
    margin: 1em 0;
}
.xu5-tutorial-content th, .xu5-tutorial-content td {
    border: 1px solid #e3e8ee;
    padding: 8px 12px;
    text-align: left;
}
.xu5-tutorial-content th {
    background: #f4f8fd;
    color: #337ecc;
}
.xu5-tutorial-content mark {
    background: #ffe58f;
    color: #222;
    padding: 0 3px;
    border-radius: 2px;
}
.xu5-tutorial-content img,
.xu5-tutorial-content pre,
.xu5-tutorial-content code,
.xu5-tutorial-content table {
    max-width: 100% !important;
    word-break: break-all !important;
    overflow-x: auto !important;
    display: block;
    border-radius: 4px;
}
.xu5-tutorial-content ul,
.xu5-tutorial-content ol {
    margin: 0 0 14px 20px;
    padding-left: 16px;
}
.xu5-tutorial-content li {
    margin-bottom: 7px;
}
.xu5-download-btns {
    margin-top: 18px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    max-width: 100vw;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
    justify-content: flex-start;
}
.xu5-download-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 130px;
    margin-bottom: 18px;
    background: none;
}
.download-icon {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: #409eff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.1em;
    color: #fff;
    margin-bottom: 8px;
    box-shadow: 0 2px 8px rgba(64,158,255,0.13);
}
.download-icon.xun { background: #409eff; }
.download-icon.uc { background: #21c97a; }
.download-icon.baidu { background: #3385ff; }
.download-name {
    font-size: 1.08em;
    font-weight: 600;
    color: #222;
    margin-bottom: 8px;
    text-align: center;
}
.download-btn.xu-btn {
    width: 100%;
    padding: 10px 0;
    border-radius: 22px;
    font-size: 1.05rem;
    font-weight: 700;
    background: linear-gradient(90deg, #409eff 0%, #66b1ff 100%);
    color: #fff;
    box-shadow: 0 4px 18px rgba(64,158,255,0.13);
    border: none;
    cursor: pointer;
    transition: background 0.18s, box-shadow 0.18s, transform 0.13s, color 0.18s;
}
.download-btn.xu-btn:hover {
    background: linear-gradient(90deg, #337ecc 0%, #409eff 100%);
}
.xu5-download-btn:active, .download-btn.xu-btn:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(64,158,255,0.10);
}
.xu5-download-btn.quark {
    background: #21c97a;
    color: #fff;
}
.xu5-download-btn:hover {
    background: #337ecc;
    color: #fff;
}
.xu5-download-btn.quark:hover {
    background: #179e5c;
}
.xu5-download-btn i {
    margin-right: 6px;
}
.xu5-tutorial-footer {
    background: #f0f0f0;
    border-radius: 4px;
    color: #888;
    font-size: 0.98rem;
    padding: 14px 12px;
    margin-top: 18px;
    text-align: center;
}
.xu5-tutorial-footer a {
    color: #409eff;
    text-decoration: underline;
}

/* 灯箱样式 */
.xu5-lightbox-overlay {
  position: fixed;
  z-index: 9999;
  left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: fadeIn 0.2s;
}
.xu5-lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 6px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  background: #fff;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
/* ==========================================================================
   相关推荐区域 - 现代卡片网格设计
   ========================================================================== */

.xu5-related-tutorials, .xu5-related-softwares {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  padding: 12px 14px;
  margin: 10px 0;
  border: 1px solid #e9ecef;
  position: relative;
  overflow: hidden;
}

/* 顶部装饰条 */
.xu5-related-tutorials::before, .xu5-related-softwares::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #409eff 0%, #66b1ff 50%, #409eff 100%);
  background-size: 200% 100%;
  animation: gradientMove 3s ease infinite;
}

.xu5-related-softwares::before {
  background: linear-gradient(90deg, #66b1ff 0%, #409eff 50%, #66b1ff 100%);
  background-size: 200% 100%;
  height: 3px;
  box-shadow: 0 1px 4px rgba(64,158,255,0.2);
}

/* 相关软件区域背景装饰 */
.xu5-related-softwares::after {
  content: '🔧';
  position: absolute;
  bottom: 10px;
  right: 15px;
  font-size: 60px;
  opacity: 0.03;
  transform: rotate(-15deg);
  pointer-events: none;
  z-index: 0;
}

.xu5-related-softwares > * {
  position: relative;
  z-index: 1;
}

/* 相关软件容器特殊效果 */
.xu5-related-softwares {
  border: 1px solid #d9ecff;
  box-shadow: 0 4px 20px rgba(64,158,255,0.08), 
              0 0 0 1px rgba(64,158,255,0.05);
}

.xu5-related-softwares:hover {
  box-shadow: 0 6px 28px rgba(64,158,255,0.12), 
              0 0 0 1px rgba(64,158,255,0.1);
  border-color: #b3d8ff;
}

@keyframes gradientMove {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* 标题样式 - 紧凑版 */
.xu5-related-tutorials .related-title, 
.xu5-related-softwares .related-title {
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 10px;
  font-size: 16px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid #eee;
}

.xu5-related-tutorials .related-title::before {
  content: "📚";
  font-size: 1.1em;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.08));
}

.xu5-related-softwares .related-title::before {
  content: "🔧";
  font-size: 1.1em;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.08));
  animation: toolRotate 3s ease-in-out infinite;
}

@keyframes toolRotate {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

/* 相关软件标题特殊样式 */
.xu5-related-softwares .related-title {
  background: linear-gradient(135deg, #ecf5ff 0%, #ffffff 100%);
  padding: 6px 8px;
  border-radius: 5px;
  margin: -2px -2px 8px -2px;
  border-bottom: 1px solid #d9ecff;
}

/* 列表容器 - 超紧凑网格布局 */
.xu5-related-tutorials ul, 
.xu5-related-softwares ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}

/* 卡片项 - 超紧凑版 */
.xu5-related-tutorials li, 
.xu5-related-softwares li {
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.03);
  padding: 6px 8px;
  transition: all 0.25s ease;
  border: 1px solid #f0f0f0;
  position: relative;
  overflow: hidden;
  counter-increment: item-counter;
}

/* 序号标记 - 左上角 */
.xu5-related-tutorials li::after {
  content: counter(item-counter);
  position: absolute;
  top: 4px;
  right: 4px;
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, #ecf5ff, #d9ecff);
  color: #409eff;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
  transition: all 0.2s ease;
}

.xu5-related-softwares li::after {
  background: linear-gradient(135deg, #66b1ff, #409eff);
  color: #fff;
  width: 18px;
  height: 18px;
  font-size: 9px;
  box-shadow: 0 1px 4px rgba(64,158,255,0.2);
  border: 1px solid #fff;
}

.xu5-related-tutorials li:hover::after {
  opacity: 0.8;
  transform: scale(1.05);
  box-shadow: 0 2px 6px rgba(64,158,255,0.3);
}

.xu5-related-softwares li:hover::after {
  opacity: 0.8;
  transform: scale(1.05);
  box-shadow: 0 2px 6px rgba(64,158,255,0.35);
}

/* 重置计数器 */
.xu5-related-tutorials ul,
.xu5-related-softwares ul {
  counter-reset: item-counter;
}

/* 悬停效果 - 渐变顶部边框（使用 border-top-image 代替 ::before） */
.xu5-related-tutorials li,
.xu5-related-softwares li {
  border-top: 3px solid transparent;
}

.xu5-related-tutorials li:hover {
  border-top-color: #409eff;
}

.xu5-related-softwares li:hover {
  border-top-color: #409eff;
}

.xu5-related-tutorials li:hover, 
.xu5-related-softwares li:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  border-color: #dee2e6;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

/* 链接样式 - 紧凑版 */
.xu5-related-tutorials a, 
.xu5-related-softwares a {
  color: #333;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
  line-height: 1.4;
  width: 100%;
}

.xu5-related-tutorials a:hover, 
.xu5-related-softwares a:hover {
  color: #409eff;
}

.xu5-related-softwares a:hover {
  color: #409eff;
}

/* 相关软件卡片特殊优化 */
.xu5-related-softwares li {
  background: linear-gradient(135deg, #ffffff 0%, #f5faff 100%);
  border: 1px solid #d9ecff;
  overflow: hidden;
}

/* 闪光效果 */
.xu5-related-softwares li::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 0%,
    transparent 40%,
    rgba(255, 255, 255, 0.6) 50%,
    transparent 60%,
    transparent 100%
  );
  transform: translateX(-100%) translateY(-100%) rotate(45deg);
  transition: transform 0.6s ease;
}

.xu5-related-softwares li:hover::before {
  transform: translateX(100%) translateY(100%) rotate(45deg);
}

.xu5-related-softwares li:hover {
  background: linear-gradient(135deg, #ecf5ff 0%, #ffffff 100%);
  border-color: #b3d8ff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(64,158,255,0.12);
}

/* 软件图标 - 紧凑版 */
.xu5-related-softwares .soft-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: linear-gradient(135deg, #ecf5ff 0%, #d9ecff 100%);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(64,158,255,0.15);
  border: 1px solid #d9ecff;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

/* 图标光晕效果 */
.xu5-related-softwares .soft-icon::before {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  background: linear-gradient(135deg, #66b1ff, #409eff);
  border-radius: 14px;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
  filter: blur(6px);
}

.xu5-related-softwares li:hover .soft-icon {
  transform: scale(1.1);
  box-shadow: 0 4px 10px rgba(64,158,255,0.25);
  border-color: #66b1ff;
}

.xu5-related-softwares li:hover .soft-icon::before {
  opacity: 0.5;
}

/* 软件名称添加装饰 */
.xu5-related-softwares a {
  position: relative;
  padding-right: 24px;
}

.xu5-related-softwares a::after {
  content: '→';
  position: absolute;
  right: 4px;
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
  color: #409eff;
  font-weight: 700;
}

.xu5-related-softwares li:hover a::after {
  opacity: 1;
  transform: translateX(0);
}

/* 教程图标 - 紧凑版 */
.xu5-related-tutorials .related-soft-icon {
  width: 26px;
  height: 26px;
  border-radius: 5px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  border: 1px solid #e0e0e0;
  transition: all 0.2s ease;
}

.xu5-related-tutorials li:hover .related-soft-icon {
  transform: scale(1.08);
  box-shadow: 0 3px 8px rgba(102,126,234,0.2);
  border-color: #409eff;
}

/* 图标占位符优化 */
.xu5-related-tutorials .related-soft-icon,
.xu5-related-softwares .soft-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* 空状态美化 */
.xu5-related-tutorials > div[style*="color:#bbb"],
.xu5-related-softwares > div[style*="color:#bbb"] {
  text-align: center;
  padding: 24px 16px !important;
  color: #95a5a6 !important;
  font-size: 12px !important;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border-radius: 12px;
  border: 2px dashed #dee2e6;
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.xu5-related-tutorials > div[style*="color:#bbb"]::before {
  content: "📖";
  font-size: 2em;
  opacity: 0.4;
}

.xu5-related-softwares > div[style*="color:#bbb"]::before {
  content: "💿";
  font-size: 2em;
  opacity: 0.4;
}

/* 图片居中和图注美化，仅影响 .xu5-tutorial-content */
.xu5-tutorial-content img {
    display: block;
    margin: 0px auto;
    max-width: 100%;
    border-radius: 6px;
    box-shadow: 0 2px 12px rgba(34,34,34,0.08);
}
.xu5-tutorial-content figure {
    display: table;
    margin: 18px auto;
    text-align: center;
}
.xu5-tutorial-content figcaption {
    color: #888;
    font-size: 0.97em;
    margin-top: 6px;
}

/* 悬浮按钮样式已移至 assets/css/float-buttons.css 模块化管理 */

/* 平板端优化 */
@media (max-width: 1024px) and (min-width: 701px) {
    .xu5-related-tutorials ul, 
    .xu5-related-softwares ul {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

/* 移动端优化 */
@media (max-width: 700px) {
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
    }

    .xu5-tutorial-header, .xu5-tutorial-card, .xu5-related-tutorials, .xu5-related-softwares {
        padding-left: 0 !important;
        padding-right: 0 !important;
        box-sizing: border-box !important;
        max-width: 100vw !important;
    }
    .xu5-tutorial-content {
        padding: 0 !important;
        font-size: 0.95rem;
    }
    .xu5-tutorial-title { font-size: 1.08rem; }
    .xu5-download-btns { flex-direction: column; gap: 10px; }
    .xu5-download-btn, .download-btn.xu-btn { font-size: 1.05rem; padding: 12px 0; border-radius: 22px; }
    
    /* 相关推荐移动端优化 */
    .xu5-related-tutorials, .xu5-related-softwares {
        padding: 24px 20px !important;
        margin: 24px 0 !important;
        border-radius: 12px !important;
    }
    
    .xu5-related-tutorials .related-title, 
    .xu5-related-softwares .related-title {
        font-size: 1.15rem !important;
        margin-bottom: 18px !important;
        padding-bottom: 12px !important;
    }
    
    .xu5-related-tutorials ul, 
    .xu5-related-softwares ul {
        grid-template-columns: 1fr !important;
        gap: 14px !important;
    }
    
    .xu5-related-tutorials li, 
    .xu5-related-softwares li {
        padding: 16px 18px !important;
        min-height: 60px !important;
    }
    
    .xu5-related-tutorials a, 
    .xu5-related-softwares a {
        font-size: 14px !important;
        gap: 10px !important;
    }
    
    .xu5-related-softwares .soft-icon {
        width: 44px !important;
        height: 44px !important;
        border-radius: 10px !important;
    }
    
    .xu5-related-tutorials .related-soft-icon {
        width: 40px !important;
        height: 40px !important;
    }
    
    .xu5-related-softwares li {
        min-height: 70px !important;
    }
}

/* 悬浮按钮响应式样式已移至 float-buttons.css */

/* 公共底部样式已移至 footer.css 统一管理 */


/* 教程详情页专用样式 - 继承统一布局 */

/* 图标：用内联 SVG data-uri 替代外部 Element UI 字体（零外部请求） */
[class*=el-icon-] {
    display: inline-block;
    width: 1em; height: 1em;
    vertical-align: -0.15em;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}
.el-icon-connection { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M10 13a5 5 0 007.54.54l3-3a5 5 0 00-7.07-7.07l-1.72 1.71'/%3E%3Cpath d='M14 11a5 5 0 00-7.54-.54l-3 3a5 5 0 007.07 7.07l1.71-1.71'/%3E%3C/svg%3E"); }
.el-icon-folder { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M22 19a2 2 0 01-2 2H4a2 2 0 01-2-2V5a2 2 0 012-2h5l2 3h9a2 2 0 012 2z'/%3E%3C/svg%3E"); }
.el-icon-refresh { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpolyline points='23 4 23 10 17 10'/%3E%3Cpath d='M20.49 15a9 9 0 11-2.12-9.36L23 10'/%3E%3C/svg%3E"); }
.el-icon-reading { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M2 3h6a4 4 0 014 4v14a3 3 0 00-3-3H2z'/%3E%3Cpath d='M22 3h-6a4 4 0 00-4 4v14a3 3 0 013-3h7z'/%3E%3C/svg%3E"); }
.el-icon-view { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E"); }

/* 主体内容与背景融合（仅作用于教程正文卡片） */
.xu5-tutorial-main-card {
	background: transparent !important;
	border: none !important;
	box-shadow: none !important;
	padding: 0 !important;
	margin: 0 !important;
}

/* ===== 安装教程 - 步骤美化 ===== */
.xu5-tut-wrap{background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,0.06)}
.xu5-tut-toolbar{display:flex;align-items:center;gap:8px;padding:10px 16px;background:linear-gradient(135deg,#f8f9fa,#f1f3f5);border-bottom:1px solid #e5e7eb}
.xu5-tut-dots{display:flex;gap:6px}
.xu5-dot{width:11px;height:11px;border-radius:50%}
.xu5-dot-r{background:#ff5f57;box-shadow:0 0 4px rgba(255,95,87,0.3)}
.xu5-dot-y{background:#febc2e;box-shadow:0 0 4px rgba(254,188,46,0.3)}
.xu5-dot-g{background:#28c840;box-shadow:0 0 4px rgba(40,200,64,0.3)}
.xu5-tut-toolbar-title{flex:1;text-align:center;font-size:12px;color:#6b7280;font-family:monospace;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.xu5-tut-badge{font-size:10px;padding:3px 10px;background:rgba(64,158,255,0.1);color:#409eff;border-radius:10px;font-weight:600;white-space:nowrap}

/* 教程概述区 */
.xu5-tut-intro{padding:20px 24px;border-bottom:1px dashed #e5e7eb;background:linear-gradient(180deg,rgba(64,158,255,0.02),transparent);font-size:14px;line-height:1.9;color:#374151}
.xu5-tut-intro p{margin-bottom:12px}
.xu5-tut-intro p:last-child{margin-bottom:0}
.xu5-tut-intro strong{color:#111827;background:linear-gradient(135deg,rgba(64,158,255,0.08),rgba(139,92,246,0.06));padding:2px 8px;border-radius:4px}
.xu5-tut-intro img{max-width:100%;border-radius:8px;margin:12px 0}

/* 步骤区 */
.xu5-tut-steps{padding:24px}
.xu5-tut-step{display:flex;gap:16px;margin-bottom:28px;position:relative}
.xu5-tut-step:last-child{margin-bottom:0}
.xu5-tut-step:last-child .xu5-step-line::after{display:none}

/* 步骤左侧时间线 */
.xu5-step-line{display:flex;flex-direction:column;align-items:center;flex-shrink:0;width:40px}
.xu5-step-num{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#409eff,#409eff);color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;position:relative;z-index:1;box-shadow:0 3px 10px rgba(64,158,255,0.3)}
.xu5-step-line::after{content:'';flex:1;width:2px;background:linear-gradient(180deg,#409eff,#e5e7eb);margin-top:8px;border-radius:1px;min-height:20px}

/* 步骤右侧内容 */
.xu5-step-body{flex:1;min-width:0}
.xu5-step-text{padding:14px 18px;background:#f9fafb;border:1px solid #e5e7eb;border-radius:10px;font-size:14px;line-height:1.7;color:#374151;position:relative;transition:all .2s}
.xu5-step-text::before{content:'';position:absolute;left:-7px;top:14px;width:12px;height:12px;background:#f9fafb;border-left:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;transform:rotate(45deg)}
.xu5-step-text p{margin:0}
.xu5-step-text strong{color:#409eff}
.xu5-step-text code{background:#f1f5f9;padding:2px 6px;border-radius:3px;font-size:12px;color:#409eff}
.xu5-tut-step:hover .xu5-step-text{border-color:#a0cfff;box-shadow:0 2px 8px rgba(64,158,255,0.08)}

/* 步骤截图 */
.xu5-step-img{margin-top:12px;position:relative;border-radius:10px;overflow:hidden;border:1px solid #e5e7eb;background:#f9fafb;transition:all .2s}
.xu5-step-img:hover{border-color:#a0cfff;box-shadow:0 4px 16px rgba(64,158,255,0.1)}
.xu5-step-img img{display:block;width:100%;height:auto;transition:transform .3s}
.xu5-step-img:hover img{transform:scale(1.01)}
.xu5-step-img-label{position:absolute;top:0;right:0;padding:4px 12px;font-size:10px;color:#6b7280;background:rgba(255,255,255,0.9);border-radius:0 0 0 8px;font-family:monospace;backdrop-filter:blur(4px)}

/* 通用内容回退 */
.xu5-tut-plain{padding:20px 24px}
.xu5-tut-plain .xu5-tutorial-content{font-size:14px;line-height:1.8;color:#374151}

/* 教程底部 */
.xu5-tut-footer-bar{padding:12px 24px;border-top:1px dashed #e5e7eb;display:flex;align-items:center;gap:6px;font-size:12px;color:#9ca3af;font-family:monospace;background:#f9fafb}
.xu5-tut-prompt{color:#409eff;font-weight:700}
.xu5-tut-cursor{display:inline-block;width:7px;height:14px;background:#409eff;animation:xu5blink 1s step-end infinite;vertical-align:middle;margin-left:2px}
@keyframes xu5blink{50%{opacity:0}}

.xu5-tutorial-content {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}

.xu5-tutorial-footer {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}

/* 下载信息区域样式 - 简洁横向布局 */
.xu5-tutorial-download-box-simple {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0;
    padding: 12px 16px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    gap: 16px;
}

.tutorial-download-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.tutorial-download-icon {
    width: 48px !important;
    height: 48px !important;
    border-radius: 8px !important;
    object-fit: cover !important;
    flex-shrink: 0;
}

.tutorial-download-icon-placeholder {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.tutorial-download-info {
    flex: 1;
    min-width: 0;
}

.tutorial-download-title {
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tutorial-download-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #6b7280;
}

.tutorial-download-meta span {
    white-space: nowrap;
}

.tutorial-download-right {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.tutorial-download-right .download-btn {
    display: inline-block !important;
    padding: 10px 24px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #fff !important;
    background: #409eff !important;
    border: none !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    transition: all 0.2s !important;
    white-space: nowrap;
}

.tutorial-download-right .download-btn:hover {
    background: #337ecc !important;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3) !important;
}

.tutorial-download-right .download-btn:active {
    transform: translateY(0);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .xu5-tutorial-download-box-simple {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }
    
    .tutorial-download-left {
        width: 100%;
    }
    
    .tutorial-download-title {
        white-space: normal;
    }
    
    .tutorial-download-right {
        width: 100%;
        flex-direction: column;
    }
    
    .tutorial-download-right .download-btn {
        width: 100% !important;
        text-align: center;
    }
}

.xu5-tutorial-container {
    max-width: none;
    margin: 0;
    padding: 15px 30px 30px;
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.xu5-tutorial-main {
    flex: 1;
    min-width: 0;
}

.xu5-tutorial-sidebar {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 20px;
    align-self: flex-start;
}

.xu5-sidebar-card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.02);
}

/* 调整悬浮目录位置，避免与内容重叠 */
.xu5-toc {
    left: 20px !important;
    z-index: 999 !important;
}

.xu5-sidebar-card h3 {
    margin: 0 0 10px 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    border-bottom: 1px solid #eee;
    padding-bottom: 6px;
}

.xu5-related-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.xu5-related-list li {
    margin-bottom: 3px;
}

.xu5-related-list li:last-child {
    margin-bottom: 0;
}

.xu5-related-list a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 6px;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
    font-size: 16px;
    transition: background 0.15s;
}

.xu5-related-list a:hover {
    background: #f0f2f5;
    color: #409eff;
}

.xu5-related-list .related-info {
    flex: 1;
    min-width: 0;
}

.xu5-related-list .related-title {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.xu5-related-list .related-version {
    font-size: 13px;
    color: #888;
}

.xu5-empty-state {
    color: #999;
    font-size: 11px;
    text-align: center;
    padding: 8px 0;
}



/* 下载区域卡片 */
.xu5-download-section-card h2 {
    margin: 0 0 6px 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

/* 安装教程卡片 */
.xu5-tutorial-main-card h2 {
    margin: 0 0 20px 0;
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.xu5-related-software-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.related-software-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: all 0.2s ease;
    background: #f8f9fa;
}

.related-software-item:hover {
    background: #e9ecef;
    border-color: #409eff;
    color: #409eff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(64,158,255,0.15);
}

.related-software-title {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
}

/* 上一篇下一篇导航样式 */
.xu5-tutorial-navigation {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid #f0f0f0;
}

.xu5-nav-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.xu5-nav-link {
    display: block;
    padding: 20px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: all 0.2s ease;
}

.xu5-nav-link:hover {
    background: #e9ecef;
    border-color: #409eff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(64,158,255,0.15);
}

.xu5-nav-link .nav-direction {
    font-size: 12px;
    color: #666;
    margin-bottom: 5px;
    font-weight: 500;
}

.xu5-nav-link .nav-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    color: #333;
}

.xu5-nav-link:hover .nav-title {
    color: #409eff;
}

.xu5-nav-prev {
    text-align: left;
}

.xu5-nav-next {
    text-align: right;
}

/* 移动端教程步骤适配 */
@media screen and (max-width: 768px) {
    .xu5-tut-steps{padding:16px 14px}
    .xu5-tut-step{gap:10px;margin-bottom:20px}
    .xu5-step-line{width:32px}
    .xu5-step-num{width:32px;height:32px;font-size:12px}
    .xu5-step-text{padding:10px 14px;font-size:13px}
    .xu5-step-text::before{display:none}
    .xu5-tut-intro{padding:16px}
    .xu5-tut-toolbar-title{font-size:11px}
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
    .xu5-tutorial-wrapper {
        margin: 5px;
        border-radius: 8px;
    }
    
    .xu5-tutorial-breadcrumb {
        padding: 10px 20px 5px;
    }
    
    .xu5-tutorial-container {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
    }
    
    .xu5-tutorial-sidebar {
        width: 100%;
        order: 1;
        position: static;
        max-height: none;
        overflow-y: visible;
    }
    
    .xu5-related-software-grid {
        grid-template-columns: 1fr;
    }
    
    .xu5-nav-links {
        grid-template-columns: 1fr;
    }
    
    /* 移动端下载区域 */
    .xu5-download-card .download-buttons {
        display: none;
    }
    
    .xu5-download-mobile {
        display: block !important;
    }
    
    .xu5-sidebar-card {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .xu5-sidebar-card h3 {
        font-size: 15px;
        margin-bottom: 12px;
    }
    
    .xu5-related-list .related-title {
        font-size: 13px;
    }
    
    /* 移动端悬浮目录调整 */
    .xu5-toc {
        left: 10px !important;
    }
}

@media screen and (max-width: 480px) {

    .xu5-tutorial-breadcrumb {
        padding: 8px 15px 3px;
    }
    
    .xu5-tutorial-container {
        padding: 15px;
    }
    
    .xu5-sidebar-card {
        padding: 12px;
    }
    
    /* 小屏幕悬浮目录调整 */
    .xu5-toc {
        left: 5px !important;
    }
}