/* ==========================================================================
   力强液压 — 内页样式（产品/新闻/单页/表单）
   ========================================================================== */

/* ---------- 二级页头图 ---------- */
.page-hero{
  position:relative;min-height:300px;display:flex;align-items:center;
  background:linear-gradient(120deg,#050D16 0%,#0A2036 55%,#123A5A 100%);
  overflow:hidden;padding:64px 0 56px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse 70% 80% at 80% 40%,#000 0%,transparent 72%);
}
.page-hero .ph-glow{position:absolute;width:520px;height:520px;right:-120px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(23,194,232,.28),transparent 62%);filter:blur(10px)}
.page-hero .wrap{position:relative;z-index:2}
.ph-kicker{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:3px;color:#8FB3CC;font-weight:700;text-transform:uppercase}
.ph-kicker::before{content:"";width:30px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--accent));border-radius:2px}
.page-hero h1{font-size:clamp(30px,4.4vw,50px);line-height:1.22;color:#fff;letter-spacing:1px;margin:14px 0 12px}
.page-hero p{color:#A9BECF;max-width:720px;font-size:15.5px;line-height:1.8}

/* ---------- 面包屑 ---------- */
.crumbs{border-bottom:1px solid var(--line-l);background:#fff}
.crumbs .wrap{display:flex;align-items:center;gap:10px;height:56px;font-size:13.5px;color:var(--ink-muted);overflow:hidden;white-space:nowrap}
.crumbs a{color:var(--ink-muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs i{font-style:normal;color:#B7C6D4}
.crumbs b{color:var(--ink-txt);font-weight:600}

/* ---------- 内页通用版块 ---------- */
.page-sec{padding:72px 0}
.page-sec.tight{padding:52px 0}
.page-sec.gray{background:var(--light-gray)}
.inner-head{max-width:760px;margin-bottom:40px}
.inner-head.center{margin-left:auto;margin-right:auto;text-align:center}
.inner-head h2{font-size:clamp(24px,3vw,34px);line-height:1.3;letter-spacing:.5px;color:var(--ink-txt)}
.inner-head p{color:var(--ink-muted);margin-top:12px;font-size:15px}

/* ---------- 双栏 ---------- */
.inner-grid{display:grid;grid-template-columns:264px 1fr;gap:40px;align-items:start}
.side-card{background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:20px}
.side-title{background:linear-gradient(135deg,var(--steel),var(--ink-2));color:#fff;padding:16px 20px;font-size:15.5px;font-weight:700;letter-spacing:1px}
.side-menu a{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line-l);font-size:14.5px;color:#2C475E;transition:.2s}
.side-menu a:last-child{border-bottom:0}
.side-menu a:hover,.side-menu a.on{background:#F2F8FF;color:var(--brand);padding-left:24px}
.side-menu a span{color:#B7C6D4}
.side-contact{background:linear-gradient(150deg,var(--steel),var(--ink));color:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.side-contact b{font-size:15px}
.side-contact .tel{display:block;font-size:23px;font-weight:800;letter-spacing:.5px;margin:8px 0 4px;color:#fff}
.side-contact span{font-size:12.5px;color:#93A9BD}
.side-contact .btn{margin-top:14px}

/* ---------- 产品分类 ---------- */
.cat-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.cat-tabs a{padding:9px 20px;border:1px solid var(--line-l);border-radius:999px;font-size:13.5px;color:#46617A;background:#fff;transition:.22s}
.cat-tabs a:hover{border-color:var(--brand);color:var(--brand)}
.cat-tabs a.on{background:linear-gradient(135deg,var(--brand),var(--brand-d));border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(14,123,224,.25)}

/* ---------- 产品网格 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{display:block;background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);overflow:hidden;transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(14,123,224,.3)}
.prod-card .pc-img{aspect-ratio:4/3;background:#F1F5F9;overflow:hidden}
.prod-card .pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.prod-card:hover .pc-img img{transform:scale(1.05)}
.prod-card .pc-body{padding:18px 20px 20px}
.prod-card h4{font-size:16.5px;color:var(--ink-txt);margin-bottom:6px}
.prod-card p{font-size:13px;color:var(--ink-muted);line-height:1.6;min-height:2.6em}
.prod-card .pc-more{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:12.5px;font-weight:700;color:var(--brand)}

/* ---------- 产品详情 ---------- */
.prod-detail{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.pd-media{border:1px solid var(--line-l);border-radius:var(--radius);overflow:hidden;background:#F4F7FA}
.pd-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.pd-info h1{font-size:clamp(24px,3vw,34px);line-height:1.3;margin-bottom:14px}
.pd-desc{color:var(--ink-muted);font-size:15px;line-height:1.9;padding-bottom:20px;border-bottom:1px solid var(--line-l)}
.pd-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}
.pd-points li{display:flex;gap:8px;font-size:13.5px;color:#3E586F;background:#F5F9FD;border-radius:10px;padding:10px 12px}
.pd-points li::before{content:"✓";color:var(--brand);font-weight:800}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.pd-note{font-size:12.5px;color:#8CA0B3;margin-top:16px}
.article-body{font-size:15.5px;line-height:1.95;color:#334B60}
.article-body p{margin:0 0 16px}
.article-body h2,.article-body h3{margin:28px 0 12px;color:var(--ink-txt);line-height:1.4}
.article-body h2{font-size:22px}
.article-body h3{font-size:18px}
.article-body ul,.article-body ol{margin:0 0 18px 1.2em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:6px 0}
.article-body img{max-width:100%;border-radius:12px;margin:16px 0}
.article-body table{width:100%;border-collapse:collapse;margin:16px 0}
.article-body th,.article-body td{border:1px solid var(--line-l);padding:10px 12px;font-size:14px}
.article-body th{background:#F4F8FC;text-align:left}
.article-body blockquote{border-left:3px solid var(--brand);background:#F5F9FD;padding:12px 16px;margin:16px 0;color:#46617A}

/* ---------- 新闻列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);overflow:hidden;transition:.28s var(--ease)}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,123,224,.28)}
.news-card .nc-img{aspect-ratio:16/9;background:linear-gradient(135deg,#0E2438,#1B3B55);overflow:hidden}
.news-card .nc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-card:hover .nc-img img{transform:scale(1.04)}
.news-card .nc-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card .nc-date{font-size:12px;color:#8CA0B3;letter-spacing:.5px;margin-bottom:8px}
.news-card h3{font-size:16.5px;line-height:1.5;margin-bottom:8px}
.news-card h3 a:hover{color:var(--brand)}
.news-card p{font-size:13.5px;color:var(--ink-muted);line-height:1.7;flex:1}
.news-card .nc-more{margin-top:14px;font-size:12.5px;font-weight:700;color:var(--brand)}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{display:flex;gap:20px;background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);padding:18px;transition:.25s}
.news-item:hover{box-shadow:var(--shadow);border-color:rgba(14,123,224,.28);transform:translateY(-2px)}
.news-item .ni-img{width:190px;height:126px;flex:none;border-radius:10px;overflow:hidden;background:#E9EFF5}
.news-item .ni-img img{width:100%;height:100%;object-fit:cover}
.news-item .ni-body{flex:1;display:flex;flex-direction:column}
.news-item .ni-date{font-size:12px;color:#8CA0B3;margin-bottom:6px}
.news-item h3{font-size:17px;line-height:1.5;margin-bottom:6px}
.news-item p{font-size:13.5px;color:var(--ink-muted);line-height:1.7}
.news-item .ni-more{margin-top:auto;padding-top:10px;font-size:12.5px;font-weight:700;color:var(--brand)}

/* ---------- 分页 ---------- */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:40px;flex-wrap:wrap}
.pager a,.pager span{min-width:38px;height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line-l);border-radius:10px;font-size:13.5px;color:#46617A;background:#fff}
.pager a:hover{border-color:var(--brand);color:var(--brand)}
.pager .on,.pager .current{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 内容页 ---------- */
.article-wrap{background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow)}
.article-title{font-size:clamp(23px,3vw,32px);line-height:1.4;margin-bottom:14px}
.article-meta{display:flex;gap:20px;flex-wrap:wrap;font-size:13px;color:#8CA0B3;padding-bottom:20px;border-bottom:1px solid var(--line-l);margin-bottom:26px}
.article-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line-l);flex-wrap:wrap}
.article-nav{font-size:13.5px;color:var(--ink-muted);line-height:2}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.ct-list{display:flex;flex-direction:column;gap:18px}
.ct-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line-l);border-radius:14px;padding:18px 20px}
.ct-item .ic2{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,rgba(14,123,224,.12),rgba(23,194,232,.1));color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.ct-item .ic2 svg{width:22px;height:22px}
.ct-item b{display:block;font-size:13px;color:#8CA0B3;font-weight:600;margin-bottom:3px}
.ct-item span,.ct-item a{font-size:15px;color:var(--ink-txt);line-height:1.7}
.ct-item a:hover{color:var(--brand)}
.form-card{background:#fff;border:1px solid var(--line-l);border-radius:var(--radius);padding:30px 32px;box-shadow:var(--shadow)}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .fc-sub{font-size:13px;color:var(--ink-muted);margin-bottom:22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-size:13px;color:#46617A;margin-bottom:7px;font-weight:600}
.field input,.field select,.field textarea{width:100%;border:1px solid #DCE5EE;border-radius:10px;padding:12px 14px;font-size:14px;background:#FBFDFF;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(14,123,224,.1)}
.field textarea{resize:vertical;min-height:120px}
.form-card .btn-block{margin-top:18px}
.form-tip{font-size:12px;color:#8CA0B3;margin-top:12px;text-align:center}
.form-status{border-radius:10px;padding:12px 14px;font-size:13.5px;margin-bottom:16px}
.form-status.ok{background:#EAF7EF;color:#1F7A45;border:1px solid #BFE5CD}
.form-status.err{background:#FDF0F0;color:#B33A3A;border:1px solid #F3C9C9}

/* ---------- 内容富文本（单页） ---------- */
.single-body{font-size:15.5px;line-height:1.95;color:#334B60}
.single-body h2{font-size:23px;margin:34px 0 14px;color:var(--ink-txt);line-height:1.4}
.single-body h3{font-size:18px;margin:24px 0 10px;color:var(--ink-txt)}
.single-body p{margin-bottom:16px}
.single-body ul{list-style:disc;margin:0 0 18px 1.3em}
.single-body ol{list-style:decimal;margin:0 0 18px 1.3em}
.single-body li{margin:6px 0}
.single-body img{max-width:100%;border-radius:12px;margin:18px 0}
.single-body table{width:100%;border-collapse:collapse;margin:18px 0}
.single-body th,.single-body td{border:1px solid var(--line-l);padding:10px 12px}

/* ---------- 数据/卡片通用 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.stat-box{background:#fff;border:1px solid var(--line-l);border-radius:14px;padding:22px;text-align:center}
.stat-box b{display:block;font-size:30px;color:var(--brand);letter-spacing:.5px;line-height:1.1}
.stat-box span{font-size:12.5px;color:var(--ink-muted)}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .prod-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .inner-grid{grid-template-columns:220px 1fr;gap:28px}
}
@media (max-width:900px){
  .page-sec{padding:52px 0}
  .inner-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:28px}
  .prod-detail{grid-template-columns:1fr;gap:26px}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .article-wrap{padding:24px 20px}
  .page-hero{min-height:220px;padding:46px 0 40px}
}
@media (max-width:640px){
  .prod-grid,.news-grid{grid-template-columns:1fr}
  .news-item{flex-direction:column}
  .news-item .ni-img{width:100%;height:180px}
  .form-grid{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr 1fr;gap:12px}
  .page-hero h1{font-size:27px}
  .crumbs .wrap{height:48px;font-size:12.5px}
  .cat-tabs a{padding:8px 15px;font-size:12.5px}
  .pd-points{grid-template-columns:1fr}
}

/* ---------- 页头背景图 ---------- */
.page-hero .ph-bg{position:absolute;inset:0;z-index:0}
.page-hero .ph-bg img{width:100%;height:100%;object-fit:cover;opacity:.38}
.page-hero::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(5,13,22,.96) 0%,rgba(5,13,22,.86) 45%,rgba(5,13,22,.55) 100%)}
.page-hero .wrap{position:relative;z-index:3}

/* ---------- 联系我们页表单：浅色卡片内使用黑色文字 ---------- */
.form-card .field input,
.form-card .field select,
.form-card .field textarea{
  color:#0B1B2B;
  background:#FFFFFF;
}
.form-card .field input::placeholder,
.form-card .field textarea::placeholder{color:#9AAEC0}
.form-card .field select option{background:#FFFFFF;color:#0B1B2B}
.form-card .field input:focus,
.form-card .field select:focus,
.form-card .field textarea:focus{background:#FFFFFF;color:#0B1B2B}

/* ---------- 首页「联系我们」深色卡片内表单：白底黑字 ---------- */
.cta-form .field input,
.cta-form .field select,
.cta-form .field textarea{
  color:#0B1B2B;
  background:#FFFFFF;
  border-color:#DCE5EE;
}
.cta-form .field input::placeholder,
.cta-form .field textarea::placeholder{color:#8CA0B3}
.cta-form .field select option{background:#FFFFFF;color:#0B1B2B}
.cta-form .field input:focus,
.cta-form .field select:focus,
.cta-form .field textarea:focus{background:#FFFFFF;color:#0B1B2B;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(23,194,232,.16)}

/* ---------- 工厂实力 · 品质管控流程（浅色底 + 右侧质检卡） ---------- */
.qc-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:start;max-width:1120px;margin:0 auto}
.page-sec .flow{margin:0}
.page-sec .flow li{padding:18px 0 18px 64px;border-bottom:1px solid var(--line-l)}
.page-sec .flow li b{color:var(--ink-txt);font-size:16.5px}
.page-sec .flow li span{color:var(--ink-muted);font-size:13.5px;line-height:1.7}
.page-sec .flow li::before{top:18px;background:#EAF4FF;border:1px solid #CDE4FF;color:var(--brand)}
.qc-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:18px}
.qc-img{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);background:#E9EFF5}
.qc-img img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.qc-badge{position:absolute;left:14px;bottom:14px;background:rgba(5,13,22,.82);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.5px;padding:8px 14px;border-radius:999px;backdrop-filter:blur(6px)}
.qc-card{background:#fff;border:1px solid var(--line-l);border-radius:16px;padding:24px;box-shadow:var(--shadow)}
.qc-card h3{font-size:17px;margin:0 0 12px;color:var(--ink-txt)}
.qc-card ul{display:grid;gap:12px}
.qc-card li{padding-bottom:12px;border-bottom:1px dashed var(--line-l)}
.qc-card li:last-child{border-bottom:0;padding-bottom:2px}
.qc-card li b{display:block;font-size:14.5px;color:var(--ink-txt)}
.qc-card li b::before{content:"✓";color:var(--brand);font-weight:800;margin-right:7px}
.qc-card li span{display:block;font-size:12.8px;color:var(--ink-muted);line-height:1.7;margin-top:2px}
.qc-card .btn{margin-top:16px;width:100%}
@media (max-width:900px){
  .qc-grid{grid-template-columns:1fr;gap:30px}
  .qc-side{position:static}
  .qc-img img{aspect-ratio:16/10}
}

/* 产品多图画廊 */
.pd-media{background:#fff;padding:0}
.pd-media > img#pdMain{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff;display:block}
.pd-thumbs{display:flex;gap:8px;padding:10px;overflow-x:auto;border-top:1px solid var(--line-l);background:#fff}
.pd-thumb{flex:0 0 76px;width:76px;height:76px;padding:0;border:1px solid var(--line-l);border-radius:8px;background:#fff;cursor:pointer;overflow:hidden}
.pd-thumb img{width:100%;height:100%;object-fit:contain;display:block}
.pd-thumb.is-on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(240,120,30,.15)}

.pager .page-status{color:#7C93A8;font-size:13px;border:0;background:none;min-width:auto;padding:0 6px}
.pager .page-none{color:#999}

.pd-thumbs{display:flex;flex-direction:row;flex-wrap:nowrap;gap:8px;padding:10px;overflow-x:auto;overflow-y:hidden;border-top:1px solid var(--line-l);background:#fff;-webkit-overflow-scrolling:touch}
.pd-thumbs::-webkit-scrollbar{height:6px}
.pd-thumbs::-webkit-scrollbar-thumb{background:#CBD9E6;border-radius:3px}
.pd-thumb{flex:0 0 76px;width:76px;height:76px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line-l);border-radius:14px;padding:20px 22px;transition:.3s var(--ease)}
.faq-item:hover{border-color:#C9DCEB;box-shadow:0 10px 26px rgba(11,27,43,.06)}
.faq-q{display:flex;gap:10px;font-size:16.5px;line-height:1.6;margin:0}
.faq-q a{color:var(--ink-txt)}
.faq-q a:hover{color:var(--brand)}
.faq-ico{flex:0 0 24px;width:24px;height:24px;border-radius:7px;background:var(--brand);color:#fff;font-size:13px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-top:2px}
.faq-a{font-size:14px;line-height:1.9;color:var(--ink-muted);margin:10px 0 0 34px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.faq-a p{margin:0;display:inline}
.faq-more{display:inline-block;margin:10px 0 0 34px;font-size:13px;font-weight:700;color:var(--brand)}
.faq-detail{background:#fff;border:1px solid var(--line-l);border-radius:16px;padding:30px 30px 26px}
.faq-badge{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.12em;color:#fff;background:var(--brand);padding:4px 10px;border-radius:6px}
.faq-detail h1{font-size:clamp(20px,2.6vw,27px);line-height:1.5;margin:14px 0 18px}
.faq-answer{font-size:15.5px;line-height:2;color:#334B60}
.faq-answer p{margin:0 0 12px}
.faq-cta{margin-top:22px;padding-top:20px;border-top:1px solid var(--line-l)}
.faq-cta p{font-size:14px;color:var(--ink-muted);margin-bottom:16px}
.faq-cta .btn{margin:0 10px 10px 0}
.faq-related{margin-top:38px}
.faq-related h2{font-size:20px;margin-bottom:18px;color:var(--ink-txt)}
@media(max-width:640px){.faq-a,.faq-more{margin-left:0}.faq-detail{padding:22px 18px}}