/* ==========================================================================
   尧图网站建设 · 扩展页面样式 page-extra.css
   资讯列表 / 文章详情 / 服务详情 / 案例详情等
   ========================================================================== */

/* ---------- 资讯列表页 双栏 ---------- */
.news-page-grid{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
.news-page-main{display:flex;flex-direction:column;gap:0}
.news-page-main .news-item{
  grid-template-columns:200px 1fr;gap:20px;
}
.news-page-main .news-item:last-child{border-bottom:none}

/* ---------- 侧栏 ---------- */
.news-side{display:flex;flex-direction:column;gap:24px;position:sticky;top:calc(var(--nav-h) + 24px)}
.side-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.side-card h4{font-size:15px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.side-card h4::before{content:"";width:3px;height:16px;background:var(--wood);border-radius:2px}
.side-card ul{display:flex;flex-direction:column;gap:14px}
.side-card ul li a{display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:var(--ink-soft);transition:color .25s}
.side-card ul li a:hover{color:var(--wood-deep)}
.side-card ul li a span{color:var(--wood-deep)}

/* 热门文章迷你卡 */
.news-mini{margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.news-mini:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.mini-item{display:grid;grid-template-columns:84px 1fr;gap:12px;align-items:flex-start}
.m-thumb{width:84px;aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius-sm);background:var(--cream-deep)}
.m-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.mini-item:hover .m-thumb img{transform:scale(1.06)}
.m-body h5{font-size:13.5px;font-weight:600;line-height:1.5;margin-bottom:5px;transition:color .25s;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-item:hover .m-body h5{color:var(--wood-deep)}
.m-date{font-size:12px;color:var(--ink-mute)}

/* ---------- 文章详情 ---------- */
.article-wrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:48px}
.article-head{margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.article-head h1{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:16px}
.article-meta{display:flex;gap:24px;font-size:13px;color:var(--ink-mute);flex-wrap:wrap}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-content{font-size:15.5px;line-height:1.95;color:var(--ink-soft)}
.article-content img{border-radius:var(--radius);margin:28px 0}
.article-content p{margin-bottom:18px}
.article-content h2{font-size:20px;margin:32px 0 14px;color:var(--ink)}
.article-content h3{font-size:17px;margin:26px 0 12px;color:var(--ink)}
.article-content ul{margin-bottom:18px;padding-left:4px}
.article-content ul li{position:relative;padding-left:22px;margin-bottom:8px}
.article-content ul li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:2px;background:var(--wood)}
.article-content blockquote{
  margin:24px 0;padding:18px 24px;background:var(--cream);
  border-left:3px solid var(--wood);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--ink-soft);
}
.article-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.article-tags{display:flex;gap:8px;flex-wrap:wrap}
.article-tags a{padding:6px 14px;font-size:12.5px;background:var(--cream-deep);color:var(--wood-deep);border-radius:20px;transition:all .25s}
.article-tags a:hover{background:var(--wood);color:#fff}

/* ---------- 服务详情页 ---------- */
.svc-hero{position:relative;padding:calc(var(--nav-h) + 56px) 0 48px;background:linear-gradient(135deg,var(--cream-deep),var(--cream));overflow:hidden}
.svc-hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.svc-hero-text .eyebrow{font-size:12px;font-weight:600;letter-spacing:3px;color:var(--wood-deep);text-transform:uppercase;margin-bottom:14px;display:block}
.svc-hero-text h1{margin-bottom:18px}
.svc-hero-text p{font-size:16px;color:var(--ink-soft);margin-bottom:24px;max-width:52ch}
.svc-feat-inline{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.svc-feat-inline span{padding:6px 14px;font-size:13px;background:var(--paper);border:1px solid var(--line);border-radius:20px;color:var(--ink-soft)}
.svc-hero-img{aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.svc-hero-img img{width:100%;height:100%;object-fit:cover}

/* 服务详情：锯齿特性列表 */
.svc-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc-feature-card{padding:28px 22px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);transition:all .3s var(--ease);position:relative}
.svc-feature-card::before{content:"";position:absolute;top:0;left:22px;right:22px;height:2px;background:var(--wood);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.svc-feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft);border-color:var(--wood)}
.svc-feature-card:hover::before{transform:scaleX(1)}
.svc-feature-card .sf-ico{margin-bottom:14px}
.svc-feature-card h4{font-size:16px;margin-bottom:8px}
.svc-feature-card p{font-size:13.5px}

/* 服务详情：交付清单 */
.deliver-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.deliver-item{display:flex;align-items:flex-start;gap:12px;padding:16px 18px;background:var(--cream);border-radius:var(--radius-sm);border:1px solid var(--line)}
.deliver-item svg{color:var(--wood);flex-shrink:0;margin-top:2px}
.deliver-item div h5{font-size:14px;margin-bottom:3px}
.deliver-item div p{font-size:12.5px;color:var(--ink-mute)}

/* ---------- 案例详情页 ---------- */
.case-detail-hero{position:relative;padding:calc(var(--nav-h) + 56px) 0 48px}
.case-banner{aspect-ratio:21/9;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:36px}
.case-banner img{width:100%;height:100%;object-fit:cover}
.case-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}
.case-meta-grid .cm-item h5{font-size:12px;color:var(--ink-mute);margin-bottom:6px;font-weight:600;letter-spacing:1px;text-transform:uppercase}
.case-meta-grid .cm-item p{font-size:14.5px;color:var(--ink);font-weight:600}
.case-content{font-size:15.5px;line-height:1.9;color:var(--ink-soft);max-width:760px}
.case-content p{margin-bottom:16px}
.case-content h2{font-size:19px;margin:28px 0 12px;color:var(--ink)}
.case-content img{border-radius:var(--radius);margin:24px 0}

/* ---------- 培训课程页 ---------- */
.course-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.course-card{display:flex;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s var(--ease)}
.course-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--wood)}
.course-card .c-img{width:42%;aspect-ratio:1/1;overflow:hidden;background:var(--cream-deep);flex-shrink:0}
.course-card .c-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.course-card:hover .c-img img{transform:scale(1.05)}
.course-card .c-body{padding:26px 24px;display:flex;flex-direction:column}
.course-card .c-body .level{display:inline-block;font-size:11px;font-weight:700;letter-spacing:2px;color:var(--wood-deep);text-transform:uppercase;margin-bottom:8px}
.course-card .c-body h3{font-size:18px;margin-bottom:8px}
.course-card .c-body p{font-size:13.5px;color:var(--ink-mute);margin-bottom:16px;flex:1}
.course-card .c-meta{display:flex;gap:14px;font-size:12.5px;color:var(--ink-mute);margin-bottom:14px}
.course-card .c-meta span{display:inline-flex;align-items:center;gap:4px}

/* ---------- 教程详情 ---------- */
.tutorial-grid{display:grid;grid-template-columns:280px 1fr;gap:40px;align-items:start}
.tut-side{position:sticky;top:calc(var(--nav-h) + 24px)}
.tut-side .side-card h4{margin-bottom:14px}
.tut-side .tut-nav{display:flex;flex-direction:column;gap:4px}
.tut-side .tut-nav a{padding:11px 14px;font-size:13.5px;color:var(--ink-soft);border-radius:var(--radius-sm);transition:all .25s;border-left:2px solid transparent}
.tut-side .tut-nav a:hover{background:var(--cream-deep);color:var(--wood-deep)}
.tut-side .tut-nav a.active{background:var(--cream-deep);color:var(--wood-deep);border-left-color:var(--wood);font-weight:600}
.tutorial-content{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:48px}
.tut-lesson{margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--line)}
.tut-lesson:last-child{border-bottom:none;margin-bottom:0}
.tut-lesson .les-no{font-size:12px;font-weight:700;letter-spacing:3px;color:var(--wood);margin-bottom:8px}
.tut-lesson h3{font-size:20px;margin-bottom:14px}
.tut-lesson p{font-size:14.5px;line-height:1.9;margin-bottom:14px}
.tut-lesson .code-block{background:#26231F;color:var(--cream);padding:20px;border-radius:var(--radius-sm);font-family:"SF Mono",Consolas,Monaco,monospace;font-size:13px;line-height:1.7;overflow-x:auto;margin:16px 0}
.tut-lesson .tip{padding:16px 20px;background:var(--cream);border-left:3px solid var(--wood);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:13.5px;margin:16px 0}
.tut-lesson .tip strong{color:var(--wood-deep)}

/* ---------- 关于我们 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-img{aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.about-img img{width:100%;height:100%;object-fit:cover}
.about-text h2{margin-bottom:18px}
.about-text p{margin-bottom:16px;font-size:15px}
.about-points{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.about-points li{display:flex;align-items:flex-start;gap:12px;font-size:14px}
.about-points li svg{color:var(--wood);flex-shrink:0;margin-top:3px}

/* ---------- 企业文化 ---------- */
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.culture-card{padding:36px 28px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);text-align:center;transition:all .3s var(--ease)}
.culture-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--wood)}
.culture-card .cul-ico{width:64px;height:64px;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;background:var(--cream-deep);border-radius:50%;color:var(--wood-deep)}
.culture-card h4{font-size:18px;margin-bottom:10px}
.culture-card p{font-size:13.5px}

/* ---------- 历程 ---------- */
.history-wrap{max-width:760px;margin:0 auto}
.history-wrap .timeline{padding-left:40px}
.history-wrap .tl-item::before{left:-36px}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
.contact-info h3{margin-bottom:18px}
.contact-list{display:flex;flex-direction:column;gap:18px;margin-bottom:28px}
.contact-list li{display:flex;align-items:flex-start;gap:14px}
.contact-list li .ico-box{margin-top:2px}
.contact-list li div h5{font-size:13px;color:var(--ink-mute);margin-bottom:4px;font-weight:600}
.contact-list li div p{font-size:15px;color:var(--ink);font-weight:600}
.contact-form{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:36px}

/* ---------- 网站地图 ---------- */
.sitemap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.sitemap-col h4{font-size:15px;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--wood);color:var(--wood-deep)}
.sitemap-col ul{display:flex;flex-direction:column;gap:8px}
.sitemap-col ul li a{font-size:13.5px;color:var(--ink-soft);transition:color .25s}
.sitemap-col ul li a:hover{color:var(--wood-deep);padding-left:4px}

/* ---------- 404 ---------- */
.error-wrap{text-align:center;padding:120px 0}
.error-wrap .err-code{font-family:var(--serif);font-size:clamp(5rem,12vw,9rem);font-weight:700;color:var(--wood);line-height:1;letter-spacing:-4px}
.error-wrap h2{margin:16px 0 12px}
.error-wrap p{font-size:15px;color:var(--ink-mute);margin-bottom:32px}

/* ---------- 服务总览 ---------- */
.svc-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-overview-card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s var(--ease)}
.svc-overview-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--wood)}
.svc-overview-card .so-img{aspect-ratio:16/10;overflow:hidden;background:var(--cream-deep)}
.svc-overview-card .so-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.svc-overview-card:hover .so-img img{transform:scale(1.05)}
.svc-overview-card .so-body{padding:24px;flex:1;display:flex;flex-direction:column}
.svc-overview-card .so-body .so-tag{font-size:12px;font-weight:700;letter-spacing:2px;color:var(--wood);text-transform:uppercase;margin-bottom:8px}
.svc-overview-card .so-body h3{font-size:18px;margin-bottom:8px}
.svc-overview-card .so-body p{font-size:13.5px;color:var(--ink-mute);margin-bottom:16px;flex:1}
.svc-overview-card .so-body .so-link{font-size:13.5px;font-weight:600;color:var(--wood-deep);display:inline-flex;align-items:center;gap:6px}
.svc-overview-card .so-body .so-link::after{content:"→";transition:transform .25s}
.svc-overview-card:hover .so-link::after{transform:translateX(4px)}

/* ---------- 案例总览筛选 ---------- */
.case-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;justify-content:center}
.case-filter button{padding:8px 18px;font-size:13.5px;color:var(--ink-soft);border:1px solid var(--line);border-radius:20px;transition:all .25s}
.case-filter button.active,.case-filter button:hover{background:var(--wood);color:#fff;border-color:var(--wood)}
.case-overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ---------- 流程页 ---------- */
.process-flow{display:flex;flex-direction:column;gap:0;max-width:880px;margin:0 auto}
.pf-item{display:grid;grid-template-columns:80px 1fr;gap:24px;align-items:flex-start;padding:28px 0;border-top:1px dashed var(--line-strong)}
.pf-item:first-child{border-top:none}
.pf-item .pf-no{font-family:var(--serif);font-size:42px;font-weight:700;color:var(--wood-light);line-height:1}
.pf-item h4{font-size:18px;margin-bottom:8px}
.pf-item p{font-size:14px}
.pf-item .pf-detail{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.pf-item .pf-detail span{padding:4px 12px;font-size:12.5px;background:var(--cream-deep);color:var(--wood-deep);border-radius:14px}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .news-page-grid{grid-template-columns:1fr}
  .news-side{position:static;flex-direction:row;flex-wrap:wrap}
  .news-side .side-card{flex:1;min-width:280px}
  .svc-feature-grid{grid-template-columns:repeat(2,1fr)}
  .svc-overview{grid-template-columns:repeat(2,1fr)}
  .case-overview-grid{grid-template-columns:repeat(2,1fr)}
  .culture-grid{grid-template-columns:repeat(2,1fr)}
  .sitemap-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:880px){
  .svc-hero-grid{grid-template-columns:1fr;gap:32px}
  .case-meta-grid{grid-template-columns:repeat(2,1fr)}
  .tutorial-grid{grid-template-columns:1fr}
  .tut-side{position:static}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .course-grid{grid-template-columns:1fr}
  .deliver-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .svc-feature-grid,.svc-overview,.case-overview-grid,.culture-grid,.sitemap-grid{grid-template-columns:1fr}
  .case-meta-grid{grid-template-columns:1fr}
  .article-wrap{padding:28px 20px}
  .tutorial-content{padding:28px 20px}
  .news-page-main .news-item{grid-template-columns:1fr}
}