/* ============================================================
ldwcasting.com — Global stylesheet
Brand: lvdewang · Deep industrial blue + light accent
============================================================ */
:root{
--brand:#1565e0; /* primary brand blue (李总规范) */
--brand-dark:#0a3a8c;
--brand-deep:#0a1e3f;
--brand-soft:#e8f0ff;
--brand-line:#cfdcf6;
/* 醒目辅色：琥珀橙 —— 与主蓝形成高对比，用于强调标签/装饰线/图标点缀 */
--accent:#f59e0b;
--accent-dark:#c2740a;
--accent-deep:#8a4f04;
--accent-soft:#fff4e2;
--accent-line:#f7d9a5;
--ink:#0f1a2c;
--ink-2:#374158;
--ink-3:#5d6679; /* 加深，提升小字号对比度 */
--line:#e6e9f1;
--bg:#ffffff;
--bg-alt:#f6f8fc;
--bg-dark:#0a1e3f;
--maxw:1240px;
--r-sm:8px;
--r-md:12px;
--r-lg:18px;
--shadow-sm:0 1px 2px rgba(15,26,44,.05),0 1px 1px rgba(15,26,44,.04);
--shadow-md:0 6px 24px -8px rgba(10,30,63,.12);
--shadow-lg:0 18px 48px -12px rgba(10,30,63,.18);
--t:.22s ease;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
font-family:'Inter','Manrope','PingFang SC','Microsoft Yahei',system-ui,sans-serif;
font-size:15.5px;line-height:1.65;color:var(--ink);background:var(--bg);
-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{font-weight:700;color:var(--ink);letter-spacing:-.01em;line-height:1.25;margin:0 0 .5em}
h1{font-size:clamp(28px,3.4vw,46px)}
h2{font-size:clamp(22px,2.4vw,32px)}
h3{font-size:clamp(17px,1.4vw,20px)}
p{margin:0 0 1em;color:var(--ink-2)}
ul,ol{padding-left:1.2em;margin:0 0 1em}
ul li,ol li{margin-bottom:.4em}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:var(--brand);color:#fff;padding:8px 12px;z-index:1000}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
/* ============ Buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:11px 20px;border-radius:10px;font-weight:600;font-size:14.5px;
border:1px solid transparent;cursor:pointer;transition:all var(--t);white-space:nowrap}
.btn-lg{padding:14px 26px;font-size:15.5px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline-light:hover{background:#fff;color:var(--brand-dark)}
/* ============ Header / Nav ============ */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;gap:20px;height:80px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);margin-right:4px}
.brand img{width:52px;height:52px;object-fit:contain;flex:none;border-radius:10px}
.brand-text{font-size:24px;letter-spacing:.5px;font-weight:800;color:var(--brand-dark);line-height:1.1;white-space:nowrap}
/* 栏目间距：随视口平滑放宽（最窄桌面档 8px → 宽屏最多 18px），
实测余量：1101px 档 12px / 1400px 档 117px / 1920px 档 83px，任何桌面宽度都不溢出 */
.primary-nav{display:flex;gap:clamp(8px,1.3vw - 6px,18px);flex:1;justify-content:flex-start;align-items:center;margin-left:6px}
.primary-nav>a,.nav-item>a{
position:relative;display:inline-flex;align-items:center;gap:5px;
padding:9px 12px;border-radius:9px;color:var(--ink);
font-size:14px;font-weight:600;letter-spacing:.1px;
transition:color .18s ease,background .18s ease,box-shadow .18s ease;
}
/* hover 加深：浅蓝底 + 深蓝字 + 底部滑入指示条 */
.primary-nav>a::after,.nav-item>a::after{
content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2.5px;border-radius:2px;
background:var(--brand);transform:scaleX(0);transform-origin:left center;
transition:transform .24s cubic-bezier(.4,0,.2,1);
}
.primary-nav>a:hover,.nav-item.open-active>a,.nav-item>a:hover{
color:var(--brand-dark);background:var(--brand-soft);box-shadow:inset 0 0 0 1px var(--brand-line);
}
.primary-nav>a:hover::after,.nav-item.open-active>a::after,.nav-item>a:hover::after{transform:scaleX(1)}
/* 当前页（含下拉项）：实底蓝 + 白字 */
.primary-nav>a.active,.nav-item>a.active{color:#fff;background:var(--brand);box-shadow:0 6px 16px -8px rgba(21,101,224,.75)}
.primary-nav>a.active::after,.nav-item>a.active::after{transform:scaleX(0)}
.caret{transition:transform .22s ease;opacity:.75}
.nav-item.open-active>a.active .caret{opacity:1}
.nav-item:hover .caret,.nav-item.open-active .caret{transform:rotate(180deg);opacity:1}
/* ── Products 下拉菜单 ── */
.nav-item{position:relative}
.dropdown{
position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(-6px);
min-width:300px;background:#fff;border:1px solid var(--line);border-radius:14px;
box-shadow:0 18px 44px -14px rgba(10,30,63,.28);padding:8px;
opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease,visibility .2s;
z-index:200;
}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{
opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);
}
.dropdown::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.dropdown a{
display:block;padding:10px 13px;border-radius:9px;color:var(--ink-2);text-decoration:none;
transition:background .16s ease,color .16s ease;
}
.dropdown a strong{display:block;font-size:14px;font-weight:700;color:var(--ink)}
.dropdown a span{display:block;font-size:12px;color:var(--ink-3);margin-top:2px;line-height:1.45}
.dropdown a:hover{background:var(--brand-soft)}
.dropdown a:hover strong{color:var(--brand-dark)}
.dropdown a.dd-all{
margin-top:6px;padding-top:11px;border-top:1px solid var(--line);border-radius:0 0 9px 9px;
font-size:13.5px;font-weight:700;color:var(--brand);
}
.dropdown a.dd-all:hover{background:var(--brand);color:#fff}
.nav-cta{display:flex;align-items:center;gap:8px}
.nav-burger{display:none;width:38px;height:38px;flex-direction:column;justify-content:center;gap:5px;background:transparent;border:0;cursor:pointer}
.nav-burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px}
/* ============ Hero ============ */
.hero{position:relative;color:#fff;overflow:hidden;min-height:600px;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.04);filter:brightness(.55)}
/* 视频背景层 */
.hero-video-el{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;
filter:brightness(.62) saturate(1.06) contrast(1.03);transform:scale(1.02)}
.hero-overlay{position:absolute;inset:0;
background:linear-gradient(135deg,rgba(8,24,52,.88) 0%,rgba(21,101,224,.5) 62%,rgba(8,24,52,.62) 100%)}
/* 暗角，让中间文字更突出 */
.hero-vignette{position:absolute;inset:0;pointer-events:none;
background:radial-gradient(120% 90% at 22% 50%,rgba(0,0,0,0) 30%,rgba(4,14,32,.55) 100%)}
/* 修复：hero 在 flex 容器内需占满宽度，否则内容宽度会撑破视口（移动端横向溢出） */
.hero-inner{position:relative;flex:1 1 auto;width:100%;min-width:0;max-width:920px;margin:0 auto;
padding:100px 22px 88px;z-index:2}
.eyebrow{display:inline-block;padding:5px 12px;background:rgba(21,101,224,.18);color:#cfe0ff;
border:1px solid rgba(21,101,224,.5);border-radius:99px;font-size:12.5px;font-weight:600;letter-spacing:.5px;
text-transform:uppercase;margin-bottom:18px}
.eyebrow-dark,.eyebrow.eyebrow-dark{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-line)}
.hero h1{color:#fff;font-size:clamp(29px,3.7vw,50px);line-height:1.14;margin-bottom:18px;letter-spacing:-.02em;
text-shadow:0 4px 34px rgba(0,0,0,.45);max-width:900px}
.hero h1 .h1-accent{display:block;margin-top:6px;font-size:.72em;font-weight:600;letter-spacing:.01em;
color:#bcd6ff;text-shadow:0 2px 18px rgba(0,0,0,.45)}
.hero .hero-sub{color:#dbe6ff;font-size:clamp(15px,1.35vw,17.5px);max-width:730px;margin-bottom:32px;
text-shadow:0 1px 12px rgba(0,0,0,.4)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:0;margin:0;
background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-md);
backdrop-filter:blur(10px);max-width:800px;overflow:hidden}
.hero-stats li{padding:18px 20px;border-right:1px solid rgba(255,255,255,.13);position:relative}
.hero-stats li::before{content:"";position:absolute;left:0;top:0;height:2px;width:100%;
background:linear-gradient(90deg,var(--brand),rgba(21,101,224,0));opacity:0;transition:opacity var(--t)}
.hero-stats li:hover::before{opacity:1}
.hero-stats li:last-child{border-right:0}
.hero-stats b{display:block;font-size:23px;font-weight:800;color:#fff;letter-spacing:-.02em}
.hero-stats span{font-size:12.5px;color:#b8c8e6;letter-spacing:.3px}
/* 视频开关 */
.hero-video-toggle{position:absolute;right:22px;bottom:22px;z-index:3;display:inline-flex;align-items:center;gap:7px;
padding:7px 13px;border-radius:99px;background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28);
font-size:12px;font-weight:600;cursor:pointer;backdrop-filter:blur(8px);transition:all var(--t)}
.hero-video-toggle:hover{background:rgba(255,255,255,.26)}
.hero-video-toggle .vt-icon{font-size:9px;letter-spacing:1px}
/* 下滑提示 */
.hero-scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;
width:26px;height:42px;border:2px solid rgba(255,255,255,.45);border-radius:14px;display:grid;place-items:start center;
padding-top:7px;transition:border-color var(--t)}
.hero-scroll:hover{border-color:#fff}
.hero-scroll span{display:block;width:3px;height:8px;border-radius:2px;background:#fff;
animation:heroScrollDot 1.7s ease-in-out infinite}
@keyframes heroScrollDot{0%{transform:translateY(0);opacity:1}70%{transform:translateY(14px);opacity:.15}100%{transform:translateY(0);opacity:1}}
/* ── 客户信任条 ── */
.trust-strip{background:var(--brand-deep);color:#9eb3df;padding:16px 0;
border-top:1px solid rgba(255,255,255,.06)}
.trust-strip .container{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.trust-label{font-size:12px;letter-spacing:1.4px;text-transform:uppercase;color:#7a8db4;font-weight:600;white-space:nowrap}
.trust-logos{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.trust-logos span{font-size:14px;font-weight:700;color:#cfdcf6;letter-spacing:.4px;opacity:.78;transition:opacity var(--t)}
.trust-logos span:hover{opacity:1}
.page-hero{position:relative;color:#fff;min-height:340px;display:flex;align-items:center;background-size:cover;background-position:center}
.page-hero.short{min-height:280px}
.page-hero .hero-inner{max-width:var(--maxw);padding:80px 22px 70px}
.page-hero h1{color:#fff;font-size:clamp(26px,3.4vw,44px);margin-bottom:10px;text-shadow:0 2px 14px rgba(0,0,0,.3);max-width:900px}
.page-hero p{color:#dbe6ff;font-size:clamp(14.5px,1.3vw,17px);max-width:780px}
/* 全局防横向溢出 —— 注意：不能用 overflow-x:hidden（会破坏 position:sticky 导航冻结）
用 overflow-x:clip：同样裁掉溢出，但不会创建滚动容器 */
html{scroll-padding-top:96px}
body{overflow-x:clip;max-width:100%}
img,video{max-width:100%}
/* 宽表格横向滚动容器（移动端） */
.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
/* ============ Sections ============ */
.section{padding:72px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:linear-gradient(180deg,var(--brand-deep),var(--bg-dark));color:#fff}
.section-dark h2{color:#fff}
.section-dark p{color:#cfdcf6}
.section-cta{background:linear-gradient(135deg,#0a1e3f 0%,#1565e0 100%);color:#fff}
.section-cta h2{color:#fff}
.section-cta p{color:#dbe6ff}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center}
.section-head h2{margin-top:8px}
.section-head p{color:var(--ink-3);font-size:16px}
.section-head-light .eyebrow{background:rgba(255,255,255,.1);color:#cfe0ff;border-color:rgba(255,255,255,.2)}
.section-foot{text-align:center;margin-top:36px}
.bc{padding:14px 0;background:var(--bg-alt);border-bottom:1px solid var(--line);font-size:13.5px;color:var(--ink-3)}
.bc a{color:var(--ink-2)}
.bc a+a::before{content:"›";margin:0 8px;color:var(--ink-3)}
.bc span{color:var(--brand)}
/* ============ Capabilities cards ============ */
.cap-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cap-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 22px;
transition:all var(--t);color:var(--ink);display:flex;flex-direction:column;gap:10px}
.cap-card:hover{border-color:var(--brand);transform:translateY(-4px);box-shadow:var(--shadow-md);color:var(--ink)}
.cap-icon{width:48px;height:48px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
display:grid;place-items:center}
.cap-card h3{font-size:17px;margin:0}
.cap-card p{font-size:13.5px;color:var(--ink-3);margin:0;flex:1}
.cap-link{color:var(--brand);font-weight:600;font-size:13.5px;margin-top:8px}
/* ============ Product cards ============ */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.prod-grid.small{grid-template-columns:repeat(3,1fr)}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
color:var(--ink);transition:all var(--t);display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-line);color:var(--ink)}
.prod-thumb{aspect-ratio:4/3;overflow:hidden;background:var(--bg-alt)}
.prod-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.prod-card:hover .prod-thumb img{transform:scale(1.06)}
.prod-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod-app{display:inline-block;font-size:11.5px;letter-spacing:.6px;color:var(--brand);
text-transform:uppercase;font-weight:600;align-self:flex-start}
.prod-body h3{font-size:16.5px;margin:0}
.prod-body p{font-size:13px;color:var(--ink-3);margin:0;flex:1}
.prod-more{color:var(--brand);font-weight:600;font-size:13px;margin-top:6px}
.cat-intro{max-width:760px;margin-bottom:22px}
.cat-intro h2{font-size:26px;margin:0 0 8px}
.cat-intro p{color:var(--ink-2);font-size:15px;margin:0}
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.chip-group{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border:1px solid var(--line);background:#fff;border-radius:99px;
font-size:13.5px;font-weight:600;cursor:pointer;color:var(--ink-2);
transition:transform .18s ease,border-color .18s ease,color .18s ease,background .18s ease,box-shadow .18s ease}
.chip em{font-style:normal;font-size:11.5px;font-weight:700;padding:1px 7px;border-radius:99px;
background:var(--brand-soft);color:var(--brand);transition:background .18s ease,color .18s ease}
.chip:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft);transform:translateY(-1px)}
.chip.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 6px 16px -8px rgba(21,101,224,.7)}
.chip.active em{background:rgba(255,255,255,.22);color:#fff}
.filter-meta{color:var(--ink-3);font-size:14px}
.filter-meta span{color:var(--brand);font-weight:700}
.empty-note{padding:40px;text-align:center;color:var(--ink-3);background:var(--bg-alt);
border:1px dashed var(--line);border-radius:var(--r-md)}
/* ── 分页标签 ── */
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;flex-wrap:wrap;margin-top:38px}
.pagination a,.pagination span{
display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;
border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-2);font-weight:600;font-size:14px;
text-decoration:none;transition:all var(--t);cursor:pointer
}
.pagination a:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft)}
.pagination .current{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 6px 16px -8px rgba(21,101,224,.7);cursor:default}
.pagination .gap{border:0;background:transparent;color:var(--ink-3);cursor:default;letter-spacing:1px}
.pagination .disabled{opacity:.45;cursor:not-allowed;pointer-events:none}
/* ============ Why grid ============ */
.why-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.why-media{position:relative}
.why-media img{border-radius:var(--r-lg);box-shadow:var(--shadow-lg)}
.why-badge{position:absolute;bottom:18px;left:18px;background:#fff;padding:12px 18px;border-radius:12px;
box-shadow:var(--shadow-md);display:flex;flex-direction:column;line-height:1.2}
.why-badge b{color:var(--brand-dark);font-size:14px}
.why-badge span{color:var(--ink-3);font-size:12px}
.check-list{list-style:none;padding:0;display:grid;gap:10px;margin:0 0 24px}
.check-list li{padding-left:28px;position:relative;color:var(--ink-2);font-size:14.5px}
.check-list li::before{content:"";position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;
background:var(--brand-soft);background-image:url("data:image/svg+xml;utf8,");
background-size:12px;background-position:center;background-repeat:no-repeat}
.dot-list{padding-left:0;list-style:none}
.dot-list li{padding-left:22px;position:relative;color:var(--ink-2);font-size:14.5px;margin-bottom:8px}
.dot-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
/* ============ Industries ============ */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ind-card{position:relative;border-radius:var(--r-md);overflow:hidden;color:#fff;display:block;
aspect-ratio:4/3;background:var(--ink)}
.ind-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;opacity:.78}
.ind-card:hover img{transform:scale(1.05);opacity:.92}
.ind-card>div{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,30,63,0) 30%,rgba(10,30,63,.85) 100%);
display:flex;flex-direction:column;justify-content:flex-end;padding:18px}
.ind-card h3{color:#fff;font-size:17px;margin:0 0 4px}
.ind-card p{color:#dbe6ff;font-size:12.5px;margin:0}
/* ============ Num grid ============ */
.num-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0;background:#fff;
border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.num-grid>div{padding:26px 18px;text-align:center;border-right:1px solid var(--line)}
.num-grid>div:last-child{border-right:0}
.num-grid b{display:block;font-size:clamp(22px,2.4vw,30px);color:var(--brand-dark);font-weight:800;letter-spacing:-.5px}
.num-grid span{display:block;color:var(--ink-3);font-size:12.5px;margin-top:4px}
/* ============ CTA ============ */
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin-bottom:8px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
/* ============ Two col layout ============ */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
/* 详情页：主内容列更宽，侧栏收紧 */
.detail-cols{grid-template-columns:minmax(0,1.62fr) minmax(0,1fr);gap:40px}
.detail-cols .article-main,.detail-cols>.detail-side{min-width:0}
@media (max-width:1100px){ .detail-cols{grid-template-columns:1fr} }
.two-col img.round{border-radius:var(--r-lg);box-shadow:var(--shadow-md);width:100%}
.about-media{display:grid;grid-template-columns:1fr;gap:14px}
.about-media .sub{aspect-ratio:16/10;width:60%;justify-self:end;border:6px solid #fff;
margin-top:-60px;box-shadow:var(--shadow-md)}
/* ============ Timeline ============ */
.timeline{list-style:none;padding:0;margin:0;display:grid;gap:14px;max-width:880px;margin:0 auto}
.timeline li{display:grid;grid-template-columns:90px 1fr;gap:22px;padding:18px 22px;
background:#fff;border:1px solid var(--line);border-radius:var(--r-md);align-items:center;
position:relative;transition:all var(--t)}
.timeline li:hover{border-color:var(--brand);box-shadow:var(--shadow-md);transform:translateX(4px)}
.timeline b{color:var(--brand);font-size:18px;font-weight:800}
.timeline span{color:var(--ink-2);font-size:14.5px}
/* ============ Team ============ */
.team-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.team-grid figure{margin:0;border-radius:var(--r-md);overflow:hidden;background:#fff;
border:1px solid var(--line);aspect-ratio:1/1}
.team-grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.team-grid figure:hover img{transform:scale(1.06)}
.team-grid figcaption{padding:8px 10px;font-size:12.5px;color:var(--ink-3);text-align:center;background:#fff}
/* ============ VMV ============ */
.vmv{display:grid;gap:16px;margin-top:14px}
.vmv>div{background:#fff;padding:18px 20px;border-radius:var(--r-md);border:1px solid var(--line);border-left:3px solid var(--brand)}
.vmv h3{font-size:15px;color:var(--brand);margin-bottom:6px}
.vmv p{margin:0;font-size:14px}
.cert-strip{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cert-tile{background:#fff;padding:20px;border-radius:var(--r-md);border:1px solid var(--line);
display:flex;flex-direction:column;gap:4px}
.cert-tile b{color:var(--brand-dark);font-size:15px}
.cert-tile span{color:var(--ink-3);font-size:12.5px}
/* ============ Capability sections ============ */
.adv-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.adv-card{display:flex;gap:10px;background:var(--bg-alt);padding:12px 14px;border-radius:10px;border:1px solid var(--line);align-items:flex-start}
.adv-card span{color:var(--brand);font-weight:800;font-size:14px}
.adv-card p{margin:0;font-size:13.5px;color:var(--ink-2)}
/* ============ Equip table ============ */
.equip-table{width:100%;border-collapse:separate;border-spacing:0;margin-top:22px;
background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;font-size:14px}
.equip-table th,.equip-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.equip-table th{background:var(--bg-alt);color:var(--ink);font-weight:600;font-size:13px;letter-spacing:.3px;text-transform:uppercase}
.equip-table tr:last-child td{border-bottom:0}
.equip-table tr:hover td{background:var(--brand-soft)}
/* ============ Quality ============ */
.qc-steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.qc-steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px;
display:flex;flex-direction:column;gap:6px;position:relative;transition:all var(--t)}
.qc-steps li:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.step-num{display:inline-block;width:34px;height:34px;border-radius:8px;background:var(--brand);color:#fff;
display:grid;place-items:center;font-size:13px;font-weight:800;margin-bottom:6px}
.qc-steps b{color:var(--ink);font-size:14.5px}
.qc-steps p{margin:0;font-size:13px;color:var(--ink-3);line-height:1.5}
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.cert-card{display:grid;grid-template-columns:170px 1fr;background:#fff;border:1px solid var(--line);
border-radius:var(--r-md);overflow:hidden;color:var(--ink);transition:all var(--t)}
.cert-card:hover{border-color:var(--brand);box-shadow:var(--shadow-md);color:var(--ink)}
.cert-thumb{background:var(--bg-alt);display:grid;place-items:center;padding:10px;min-height:200px}
.cert-thumb img{width:100%;height:100%;object-fit:contain}
.cert-body{padding:20px;display:flex;flex-direction:column;gap:6px}
.cert-body h3{font-size:15.5px;margin:0}
.cert-body p{margin:0;font-size:13.5px;color:var(--ink-3);flex:1}
.cert-no{display:inline-block;font-size:11.5px;letter-spacing:.5px;background:var(--brand-soft);color:var(--brand);
padding:3px 8px;border-radius:6px;font-weight:600;align-self:flex-start}
/* ============ Detail page ============ */
.gallery{margin-bottom:18px}
.gallery-main{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3}
.gallery-main img{width:100%;height:100%;object-fit:contain;background:var(--bg-alt)}
.gallery-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:8px}
.thumb{background:#fff;border:2px solid var(--line);border-radius:10px;overflow:hidden;padding:0;cursor:pointer;aspect-ratio:1/1;transition:all var(--t)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb.active,.thumb:hover{border-color:var(--brand)}
.detail-tabs{display:flex;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
padding:6px;margin:18px 0;overflow-x:auto}
.tab{padding:10px 18px;background:transparent;border:0;color:var(--ink-3);font-weight:600;cursor:pointer;
border-radius:8px;font-size:14px;white-space:nowrap;transition:all var(--t)}
.tab:hover{color:var(--brand)}
.tab.active{background:var(--brand);color:#fff}
.tab-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px;margin-bottom:24px}
.tab-panel.active{display:block}
.tab-panel h2{margin-top:0;font-size:20px}
.spec-table{width:100%;border-collapse:collapse;margin:0}
.spec-table th,.spec-table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
.spec-table th{width:36%;color:var(--ink);background:var(--bg-alt);font-weight:600}
.spec-table td{color:var(--ink-2)}
.step-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.step-list li{background:var(--bg-alt);padding:16px 18px;border-radius:var(--r-md);border:1px solid var(--line);
display:flex;flex-direction:column;gap:4px}
.step-list b{color:var(--brand);font-size:14.5px}
.step-list span{font-size:13.5px;color:var(--ink-3);line-height:1.55}
.detail-side{position:sticky;top:90px;display:flex;flex-direction:column;gap:16px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px}
.side-card h3{font-size:16px;margin-bottom:10px}
.side-card p{font-size:13.5px;color:var(--ink-3);margin-bottom:14px}
.side-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.side-list li{display:grid;grid-template-columns:90px 1fr;gap:10px;font-size:13.5px}
.side-list span{color:var(--ink-3)}
.side-list a{color:var(--brand-dark);font-weight:500}
.quote-form{display:flex;flex-direction:column;gap:12px}
.quote-form.big label{font-size:13.5px;font-weight:500;color:var(--ink-2);display:flex;flex-direction:column;gap:6px}
.quote-form input[type=text],.quote-form input[type=email],.quote-form textarea{
padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;
font-family:inherit;color:var(--ink);background:#fff;transition:border-color var(--t);width:100%;resize:vertical}
.quote-form input:focus,.quote-form textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.quote-form .check{flex-direction:row;align-items:flex-start;gap:8px;font-weight:400;color:var(--ink-3);font-size:13px}
.quote-form .check input{margin-top:3px}
.quote-form .check a{color:var(--brand)}
.form-status{margin-top:8px;font-size:13.5px;color:var(--brand)}
/* ============ News ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;color:var(--ink);
transition:all var(--t);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);color:var(--ink)}
.news-thumb{aspect-ratio:16/10;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.news-tag{display:inline-block;font-size:11.5px;color:var(--brand);background:var(--brand-soft);
padding:3px 10px;border-radius:6px;font-weight:600;align-self:flex-start;letter-spacing:.4px}
.news-body h3{font-size:16.5px;line-height:1.4;margin:0}
.news-body p{margin:0;color:var(--ink-3);font-size:13.5px;flex:1}
.news-meta{font-size:12.5px;color:var(--ink-3);margin-top:4px}
/* ============ Contact ============ */
.contact-grid{gap:54px}
.contact-aside{display:flex;flex-direction:column;gap:14px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px}
.info-card h3{font-size:15px;color:var(--brand);margin-bottom:12px}
.info-card p{margin:0;font-size:14px}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.info-list li{display:grid;grid-template-columns:80px 1fr;gap:10px;font-size:13.5px}
.info-list span{color:var(--ink-3)}
.info-list a{color:var(--brand-dark);font-weight:500}
.map-card{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);height:280px}
.map-card iframe{width:100%;height:100%;border:0;display:block}
/* ============ About — workshops / org / R&D / functional / market / customers ============ */
.workshop-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:6px}
.ws-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px 16px;
display:flex;align-items:center;gap:14px;transition:all var(--t)}
.ws-card:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.ws-card b{font-size:22px;color:var(--brand);font-weight:800;line-height:1}
.ws-card span{font-size:13.5px;color:var(--ink-2);font-weight:500;line-height:1.35}
.org-chart{max-width:980px;margin:0 auto;text-align:center}
.org-tier{display:flex;justify-content:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.org-tier>div{padding:10px 18px;background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:10px;
font-weight:600;color:var(--brand-dark);font-size:13.5px}
.org-top>div{background:var(--brand);color:#fff;border-color:var(--brand);font-size:15px}
.org-mid>div{background:var(--brand-dark);color:#fff;border-color:var(--brand-dark);font-size:14px}
.org-bus>div{font-size:13px}
.org-sub>div{flex:1;min-width:280px;text-align:left;display:flex;flex-direction:column;gap:4px}
.org-sub b{color:var(--brand);font-size:13.5px;display:block}
.org-sub span{color:var(--ink-3);font-size:12.5px;line-height:1.5}
.org-note{margin-top:18px;text-align:left;background:#fff;border-left:3px solid var(--brand);padding:14px 18px;
border-radius:8px;font-size:13px;color:var(--ink-2);line-height:1.7}
.org-note b{color:var(--brand-dark)}
.rd-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:6px}
.rd-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
display:flex;flex-direction:column;gap:10px}
.rd-head{background:linear-gradient(90deg,var(--brand) 0%,var(--brand-dark) 100%);color:#fff;
padding:18px 20px;border-radius:10px;margin:-24px -24px 6px}
.rd-name{font-size:20px;font-weight:800}
.rd-role{display:inline-block;margin-top:4px;font-size:12.5px;background:rgba(255,255,255,.2);
padding:3px 10px;border-radius:99px;font-weight:500}
.rd-card p{font-size:14px;color:var(--ink-2);margin:6px 0 4px}
.rd-card .dot-list li{font-size:13.5px}
.rd-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:18px}
.rd-stats>div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 14px;
display:flex;flex-direction:column;gap:4px}
.rd-stats b{color:var(--brand-dark);font-size:13.5px}
.rd-stats span{color:var(--ink-3);font-size:12.5px;line-height:1.45}
.func-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.func-card{position:relative;aspect-ratio:4/3;border-radius:var(--r-md);overflow:hidden;color:#fff}
.func-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.func-card:hover img{transform:scale(1.06)}
.func-card span{position:absolute;left:0;right:0;bottom:0;padding:10px 12px;
background:linear-gradient(180deg,transparent,rgba(10,30,63,.85));
font-size:14px;font-weight:600}
.market-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.market-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--r-md);
padding:30px 24px;backdrop-filter:blur(6px)}
.market-num{font-size:42px;color:var(--brand);font-weight:800;line-height:1;margin-bottom:8px;
background:linear-gradient(135deg,#fff 0%,#cfe0ff 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.market-cap{font-size:14px;color:#fff;font-weight:600;margin-bottom:10px;text-transform:uppercase;letter-spacing:.4px}
.market-card p{color:#cfdcf6;font-size:14px;margin:0}
.market-tagline{margin-top:22px;text-align:center;color:#cfe0ff;font-size:15px;letter-spacing:.4px;font-weight:500}
.customer-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.customer-grid>div{background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px 8px;
text-align:center;font-size:13.5px;font-weight:600;color:var(--ink-2);transition:all var(--t)}
.customer-grid>div:hover{border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
/* ============ News detail (article) ============ */
.article-main{max-width:820px}
.article-thumb{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);margin-bottom:24px}
.article-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-body{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 30px}
.article-body>p{color:var(--ink-2);font-size:15.5px;line-height:1.85;margin-bottom:1.1em}
.article-body h2{font-size:19px;margin:22px 0 10px;color:var(--brand-dark)}
.article-cta{background:linear-gradient(135deg,#0a1e3f 0%,#1565e0 100%);color:#fff;border-radius:var(--r-md);
padding:30px 28px;margin-top:26px;display:flex;flex-direction:column;gap:10px}
.article-cta h3{color:#fff;margin:0;font-size:19px}
.article-cta p{color:#dbe6ff;margin:0 0 8px;font-size:14.5px}
.article-cta .btn{margin-right:8px}
.side-news{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.side-news li{border-bottom:1px dashed var(--line);padding-bottom:10px}
.side-news li:last-child{border-bottom:0;padding-bottom:0}
.side-news a{display:flex;flex-direction:column;gap:2px}
.side-news b{font-size:13.5px;color:var(--ink);font-weight:600;line-height:1.45;transition:color var(--t)}
.side-news a:hover b{color:var(--brand)}
.side-news span{font-size:12px;color:var(--ink-3)}
/* ============ Capabilities flow pills ============ */
.flow-pills{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.flow-pills li{flex:1 1 calc(20% - 10px);min-width:140px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
padding:14px 16px;text-align:center;display:flex;flex-direction:column;gap:4px;transition:all var(--t)}
.flow-pills li:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.fp-num{display:inline-block;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:800;
padding:2px 10px;border-radius:99px;align-self:center;letter-spacing:.4px}
.flow-pills b{color:var(--ink);font-size:14px}
.site-footer{background:var(--brand-deep);color:#cfdcf6;padding:60px 0 24px;margin-top:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.4px;text-transform:uppercase;font-weight:600}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-grid a{color:#cfdcf6;font-size:14px}
.footer-grid a:hover{color:#fff}
.brand-light img{filter:brightness(0) invert(1)}
.brand-light .brand-text{color:#fff}
.ft-desc{font-size:13.5px;color:#9eb3df;margin-top:12px;max-width:320px;line-height:1.65}
.ft-contact li{display:grid;grid-template-columns:74px 1fr;gap:10px;font-size:13.5px;align-items:start}
.ft-contact span{color:#7a8db4}
.ft-contact a,.ft-contact li span+*{color:#cfdcf6}
.ft-bottom{display:flex;justify-content:space-between;color:#7a8db4;font-size:12.5px;padding-top:18px;flex-wrap:wrap;gap:10px}
.ft-bottom a{color:#9eb3df}
.ft-bottom a:hover{color:#fff}
/* ============ WhatsApp float / back to top ============ */
.wa-float{position:fixed;right:20px;bottom:24px;width:56px;height:56px;border-radius:50%;
background:#25d366;display:grid;place-items:center;box-shadow:0 12px 28px -8px rgba(37,211,102,.6);z-index:60;
transition:transform var(--t)}
.wa-float:hover{transform:scale(1.08)}
.to-top{position:fixed;right:20px;bottom:90px;width:42px;height:42px;border-radius:50%;
background:#fff;border:1px solid var(--line);color:var(--brand);cursor:pointer;display:none;
box-shadow:var(--shadow-md);z-index:60;font-size:18px}
.to-top.show{display:grid;place-items:center}
/* ============ Legal ============ */
.legal{max-width:880px;margin:0 auto}
.legal h2{font-size:18px;color:var(--brand-dark);margin-top:32px}
.legal ul{padding-left:1.4em}
/* ============================================================
美工优化层（2026-09-10）— 统一视觉细节
============================================================ */
/* 1. Section 标题装饰线 */
.section-head h2{position:relative;padding-bottom:14px}
.section-head h2::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
width:52px;height:3px;border-radius:3px;background:linear-gradient(90deg,#1565e0,#4f8ef7)}
.section-dark .section-head h2::after,.section-cta .section-head h2::after{
background:linear-gradient(90deg,#fff,rgba(255,255,255,.35))}
.section-head{margin-bottom:46px}
.section-head p{max-width:640px;margin:0 auto}
/* 2. 按钮质感 */
.btn-primary{background:linear-gradient(135deg,#1a6ef0 0%,#0f52c4 100%);
box-shadow:0 1px 2px rgba(10,30,63,.12),0 8px 20px -10px rgba(21,101,224,.65)}
.btn-primary:hover{background:linear-gradient(135deg,#1565e0 0%,#0a3a8c 100%);
box-shadow:0 10px 26px -10px rgba(21,101,224,.75)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.btn-outline-light:focus-visible{outline-color:#fff}
/* 3. 卡片精细度 */
.cap-card,.prod-card,.news-card,.cert-card,.info-card,.side-card,.ws-card,.rd-card,.func-card{
box-shadow:0 1px 2px rgba(15,26,44,.04)}
.cap-card:hover,.ws-card:hover{box-shadow:0 14px 34px -16px rgba(10,30,63,.28)}
.cap-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;border-radius:12px 12px 0 0;
background:linear-gradient(90deg,#1565e0,#4f8ef7);opacity:0;transition:opacity var(--t)}
.cap-card{position:relative;overflow:hidden}
.cap-card:hover::before{opacity:1}
.prod-card:hover{box-shadow:0 18px 40px -18px rgba(10,30,63,.3)}
.prod-thumb img{background:#eef2f8}
/* 4. 静态 chip（产品详情页应用行业） */
.chip-static{cursor:default;text-decoration:none}
.chip-static:hover{border-color:var(--brand-line);color:var(--ink-2);background:#fff;transform:none}
/* 5. 滚动进入动效 */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
.reveal{opacity:1;transform:none;transition:none}
.hero-scroll span{animation:none}
}
/* 6. 页脚顶部高光 + 悬停下划线 */
.site-footer{position:relative}
.site-footer::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
background:linear-gradient(90deg,#1565e0 0%,#4f8ef7 40%,rgba(79,142,247,0) 100%)}
.footer-grid a{position:relative;transition:color var(--t),padding-left var(--t)}
.footer-grid li a:hover{padding-left:4px}
/* 7. 详情页图库增强 */
.gallery-main{box-shadow:0 10px 30px -18px rgba(10,30,63,.28)}
.thumb{transition:border-color var(--t),transform var(--t)}
.thumb:hover{transform:translateY(-2px)}
.cert-hero{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px;
box-shadow:0 10px 30px -18px rgba(10,30,63,.28)}
.cert-hero img{width:100%;border-radius:8px}
/* 8. 表格 & 面包屑精致化 */
.equip-table th,.spec-table th{letter-spacing:.2px}
.bc{padding:12px 0}
.bc a:hover{color:var(--brand)}
.muted{color:var(--ink-3);font-size:13.5px}
/* 9. 移动端：视频换静态海报，保证首屏速度 */
@media (max-width:820px){
.hero-video-el{display:none}
.hero-bg{display:block;transform:none;filter:brightness(.6)}
.hero{min-height:520px}
.hero-video-toggle{display:none}
.hero-inner{padding:74px 20px 78px}
.trust-logos{gap:18px}
.trust-logos span{font-size:13px}
}
/* 数据节省 / 低性能设备：不自动播视频 */
@media (prefers-reduced-data:reduce){
.hero-video-el{display:none}
}
/* ============ Responsive ============ */
@media (max-width:1100px){
.cap-grid{grid-template-columns:repeat(3,1fr)}
.prod-grid,.news-grid{grid-template-columns:repeat(3,1fr)}
.ind-grid{grid-template-columns:repeat(3,1fr)}
.num-grid{grid-template-columns:repeat(3,1fr)}
.num-grid>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.qc-steps{grid-template-columns:repeat(3,1fr)}
.team-grid{grid-template-columns:repeat(3,1fr)}
.workshop-grid{grid-template-columns:repeat(2,1fr)}
.rd-grid{grid-template-columns:1fr}
.func-grid{grid-template-columns:repeat(3,1fr)}
.customer-grid{grid-template-columns:repeat(4,1fr)}
.market-grid{grid-template-columns:1fr}
.rd-stats{grid-template-columns:repeat(2,1fr)}
.flow-pills li{flex:1 1 calc(33.333% - 10px)}
.footer-grid{grid-template-columns:1fr 1fr}
.primary-nav{display:none;position:absolute;top:80px;left:0;right:0;max-height:calc(100vh - 80px);overflow-y:auto;background:#fff;flex-direction:column;align-items:stretch;padding:14px 22px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md)}
.primary-nav.open{display:flex}
.primary-nav>a,.nav-item>a{padding:13px 14px;border-radius:8px;justify-content:flex-start}
.primary-nav>a::after,.nav-item>a::after{display:none}
.nav-item{display:flex;flex-direction:column}
/* 移动端：下拉静态展开为子菜单 */
.dropdown{position:static;transform:none;min-width:0;opacity:1;visibility:visible;pointer-events:auto;
box-shadow:none;border:0;border-left:2px solid var(--brand-soft);border-radius:0;
margin:2px 0 6px 14px;padding:2px 0 2px 8px;background:transparent}
.dropdown::before{display:none}
.dropdown a{padding:9px 12px}
.dropdown a.dd-all{border-top:1px solid var(--line)}
.nav-burger{display:flex}
.nav-cta{gap:6px}
.why-grid{grid-template-columns:1fr}
.two-col{grid-template-columns:1fr}
.detail-side{position:static}
.hero-stats{grid-template-columns:repeat(2,1fr)}
.hero-stats li{border-right:0;border-bottom:1px solid rgba(255,255,255,.12)}
.hero-stats li:nth-child(2n){border-right:0}
.hero-stats li:last-child{border-bottom:0}
.prod-grid.small{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
.section{padding:54px 0}
.cap-grid{grid-template-columns:1fr 1fr}
.prod-grid,.prod-grid.small,.news-grid,.ind-grid{grid-template-columns:1fr 1fr}
.cert-grid{grid-template-columns:1fr}
.cert-card{grid-template-columns:1fr}
.workshop-grid{grid-template-columns:1fr 1fr}
.func-grid{grid-template-columns:1fr 1fr}
.customer-grid{grid-template-columns:repeat(3,1fr)}
.flow-pills li{flex:1 1 calc(50% - 10px)}
.footer-grid{grid-template-columns:1fr}
.hero-stats{grid-template-columns:1fr 1fr}
.num-grid{grid-template-columns:1fr 1fr}
.qc-steps{grid-template-columns:1fr 1fr}
.team-grid{grid-template-columns:repeat(2,1fr)}
.equip-table{font-size:13px}
.equip-table th,.equip-table td{padding:10px 8px}
.step-list{grid-template-columns:1fr}
.cta-inner{flex-direction:column;align-items:flex-start}
.about-media .sub{margin-top:-30px;width:80%}
}
@media (max-width:480px){
.cap-grid{grid-template-columns:1fr}
.prod-grid,.prod-grid.small,.news-grid,.ind-grid{grid-template-columns:1fr}
.qc-steps{grid-template-columns:1fr}
.team-grid{grid-template-columns:1fr 1fr}
.workshop-grid{grid-template-columns:1fr}
.func-grid{grid-template-columns:1fr}
.customer-grid{grid-template-columns:repeat(2,1fr)}
.flow-pills li{flex:1 1 100%}
.brand img{width:44px;height:44px}
.brand-text{font-size:22px;letter-spacing:1px}
/* 小屏：Request Quote 收成图标按钮（见 .nav-quote 响应式规则） */
.btn-lg{padding:12px 20px;font-size:14.5px}
.filter-bar{flex-direction:column;align-items:flex-start;gap:10px}
}
/* ============================================================
2026-09-10 第三轮：辅色（琥珀橙）融入 + 文字/背景对比度修复
============================================================ */
/* 1. Section 标题装饰线：蓝 → 橙 渐变（醒目辅色） */
.section-head h2::after{background:linear-gradient(90deg,#1565e0 0%,#f59e0b 100%)}
.section-dark .section-head h2::after,
.section-cta .section-head h2::after{background:linear-gradient(90deg,#fff 0%,rgba(245,158,11,.85) 100%)}
/* 2. 高对比标签组件（替代浅底低对比的 eyebrow） */
.tag-accent{display:inline-block;padding:6px 14px;border-radius:99px;
background:linear-gradient(135deg,#ffb020 0%,#f59e0b 100%);color:#3a2200;
font-size:12.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;
margin-bottom:16px;box-shadow:0 6px 16px -8px rgba(245,158,11,.85)}
.tag-blue{display:inline-block;padding:6px 14px;border-radius:99px;background:var(--brand);color:#fff;
font-size:12.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;margin-bottom:16px}
/* eyebrow（浅底场景）统一改为实底高对比 */
.eyebrow.eyebrow-dark{background:var(--brand);color:#fff;border-color:var(--brand)}
.eyebrow-accent{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;border-color:#f59e0b}
/* 3. Contact 引导模块 */
.lead-block{margin-bottom:26px}
.lead-block h2{margin-bottom:10px}
.lead-block p{color:var(--ink-2);font-size:15.5px;max-width:560px}
.lead-promises{list-style:none;padding:0;margin:18px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.lead-promises li{background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:10px;
padding:12px 14px;display:flex;flex-direction:column;gap:3px}
.lead-promises b{color:var(--accent-deep);font-size:17px;font-weight:800;letter-spacing:-.01em}
.lead-promises span{color:var(--ink-2);font-size:12.5px;line-height:1.4}
/* 4. 文字对比度修复（浅底小字加深、深底提亮） */
.section-head p,.prod-body p,.news-body p,.cap-card p,.cert-body p,.facet p{color:var(--ink-2)}
.muted,.filter-meta,.news-meta,.prod-more{color:var(--ink-2)}
.bc{color:var(--ink-2)}
.bc a{color:var(--ink-2)}
.side-list span,.info-list span{color:var(--ink-2)}
/* 深色区域提亮 */
.ft-desc{color:#b9c9e8}
.ft-contact span{color:#9fb2d6}
.ft-bottom{color:#9fb2d6}
.footer-grid a{color:#d7e3fb}
.trust-logos span{color:#dce7fb;opacity:.92}
.hero-stats span{color:#cbd9f2}
.section-dark p{color:#d8e3f8}
.section-cta p{color:#e2ebff}
/* 5. 辅色点缀：分类标签 / 信任条 / 页脚标题 / 步骤号 / 图标 */
.prod-app{color:var(--accent-dark)}
.news-tag{background:var(--accent-soft);color:var(--accent-deep)}
.trust-label{color:var(--accent)}
.site-footer h4{position:relative;padding-bottom:9px}
.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;border-radius:2px;
background:linear-gradient(90deg,#f59e0b,rgba(245,158,11,0))}
.cap-icon{background:linear-gradient(135deg,var(--brand-soft),#fff);color:var(--brand);border:1px solid var(--brand-line)}
.cap-card:hover .cap-icon{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;border-color:#f59e0b}
.cap-card:hover .cap-link{color:var(--accent-dark)}
.qc-steps li:hover .step-num{background:var(--accent);color:#3a2200}
.num-grid>div:hover b{color:var(--accent-dark)}
.hero-stats li::before{background:linear-gradient(90deg,var(--accent),rgba(245,158,11,0))}
.btn-accent{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;font-weight:700;
box-shadow:0 8px 20px -10px rgba(245,158,11,.8)}
.btn-accent:hover{background:linear-gradient(135deg,#f59e0b,#c2740a);color:#fff}
.section-cta .btn-primary{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200}
.section-cta .btn-primary:hover{background:linear-gradient(135deg,#f59e0b,#c2740a);color:#fff}
.pagination a:hover{border-color:var(--accent);color:var(--accent-deep);background:var(--accent-soft)}
.chip:hover{border-color:var(--accent);color:var(--accent-deep);background:var(--accent-soft)}
.article-body h2{border-left:3px solid var(--accent);padding-left:12px}
.dropdown a:hover{background:var(--accent-soft)}
.dropdown a:hover strong{color:var(--accent-deep)}
.dropdown a.dd-all{color:var(--brand)}
.dropdown a.dd-all:hover{background:var(--brand);color:#fff}
.why-badge b{color:var(--accent-deep)}
.adv-card span{color:var(--accent-dark)}
.legal h2{border-left:3px solid var(--accent);padding-left:12px}
.side-news a:hover b{color:var(--accent-deep)}
/* 6. 移动端补充 */
@media (max-width:720px){
.lead-promises{grid-template-columns:1fr 1fr}
.lead-block p{font-size:15px}
.tag-accent,.tag-blue,.eyebrow{padding:5px 11px;font-size:11.5px}
}
@media (max-width:480px){
.lead-promises{grid-template-columns:1fr}
}
/* 7. 修复：复选框行（原 .quote-form .check 被 .quote-form.big label 覆盖为竖排） */
.quote-form label.check,.quote-form.big label.check{
display:flex;flex-direction:row;align-items:flex-start;gap:9px;
font-weight:400;color:var(--ink-2);font-size:13px;line-height:1.55;cursor:pointer}
.quote-form label.check input[type=checkbox]{
flex:none;width:16px;height:16px;margin-top:2px;accent-color:var(--brand);cursor:pointer}
.quote-form label.check a{color:var(--brand);text-decoration:underline}
/* 8. 地图卡片：iframe 未加载时的底色兜底（避免出现破图图标） */
.map-card{position:relative;background:var(--bg-alt) url('data:image/svg+xml;utf8,') center/40px no-repeat}
.map-card::after{content:"Map of our location — open in Google Maps";position:absolute;left:0;right:0;bottom:8px;
text-align:center;font-size:12px;color:var(--ink-2);pointer-events:none}
.map-card iframe{position:relative;z-index:1;background:transparent}
/* 9. 产品图（绿幕底）加浅底衬托，视觉更统一 */
.prod-thumb{background:#eef2f7}
/* 10. 移动端关键修复：单列网格必须用 minmax(0,1fr)，否则内容（tabs/表格）会把列撑破视口 */
@media (max-width:1100px){
.two-col{grid-template-columns:minmax(0,1fr)}
.detail-cols{grid-template-columns:minmax(0,1fr)}
.detail-cols>.detail-side,.detail-cols .article-main{min-width:0}
}
/* 11. 面包屑分隔符：链到 span 时也要有 › */
.bc a+span::before{content:"›";margin:0 8px;color:var(--ink-3)}
.bc span:first-child::before{content:none}
/* 12. 详情页图库 / 选项卡在窄屏的行为 */
@media (max-width:520px){
.gallery-thumbs{grid-template-columns:repeat(4,minmax(0,1fr))}
.detail-tabs{padding:5px}
.tab{padding:9px 13px;font-size:13px}
.tab-panel{padding:20px 18px}
.article-body{padding:20px 18px}
.spec-table th{width:42%}
}
/* 10. 移动端关键修复：单列网格必须用 minmax(0,1fr)，否则内容（tabs/表格）会把列撑破视口 */
@media (max-width:1100px){
.two-col{grid-template-columns:minmax(0,1fr)}
.detail-cols{grid-template-columns:minmax(0,1fr)}
.detail-cols>.detail-side,.detail-cols .article-main{min-width:0}
}
/* 11. 面包屑分隔符：链到 span 时也要有 › */
.bc a+span::before{content:"›";margin:0 8px;color:var(--ink-3)}
.bc span:first-child::before{content:none}
/* 12. 详情页图库 / 选项卡在窄屏的行为 */
@media (max-width:520px){
.gallery-thumbs{grid-template-columns:repeat(4,minmax(0,1fr))}
.detail-tabs{padding:5px}
.tab{padding:9px 13px;font-size:13px}
.tab-panel{padding:20px 18px}
.article-body{padding:20px 18px}
.spec-table th{width:42%}
}
/* ============================================================
2026-09-10 第四轮：品牌字标 / 社交图标 / 卡片渐变 / 视频模块 /
行业 4 列 / 首页留言 + 新闻 / About 模块美化 / 图片放大
============================================================ */
/* ── 1. 顶部品牌：logo 容器 + 双色字标 ── */
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-mark{width:46px;height:46px;border-radius:13px;flex:none;display:grid;place-items:center;
background:linear-gradient(135deg,#eaf1ff 0%,#fff 100%);border:1px solid var(--brand-line);
box-shadow:0 3px 10px -5px rgba(10,30,63,.3);transition:box-shadow var(--t),transform var(--t)}
.brand:hover .brand-mark{box-shadow:0 6px 16px -6px rgba(21,101,224,.55);transform:translateY(-1px)}
.brand-mark img{width:34px;height:34px;object-fit:contain;display:block}
.brand-lockup{display:flex;align-items:baseline;line-height:1}
.brand-name{font-size:25px;font-weight:800;letter-spacing:-.022em;line-height:1;color:var(--brand-dark);
font-family:'Manrope','Inter',system-ui,-apple-system,'Segoe UI',sans-serif}
.brand-name i{font-style:normal;color:var(--brand)}
/* 页脚（深色）版本 */
.brand-light .brand-mark{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.26);box-shadow:none}
.brand-light .brand-name{color:#fff}
.brand-light .brand-name i{color:#8fb6ff}
@media (max-width:480px){
.brand-mark{width:40px;height:40px;border-radius:11px}
.brand-mark img{width:29px;height:29px}
.brand-name{font-size:21px}
}
/* ── 2. 页脚自媒体图标 ── */
.social-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.social-row .soc{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#cfdcf6;
transition:all var(--t)}
.social-row .soc:hover{background:var(--accent);border-color:var(--accent);color:#3a2200;
transform:translateY(-3px);box-shadow:0 8px 18px -8px rgba(245,158,11,.9)}
/* ── 3. CAPABILITIES 五个模块：浅色渐变卡 ── */
.cap-grid{gap:20px}
.cap-card{position:relative;overflow:hidden;border:1px solid #e2eafa;border-radius:16px;
background:linear-gradient(180deg,#ffffff 0%,#eef4ff 100%)}
.cap-card:nth-child(2){background:linear-gradient(180deg,#ffffff 0%,#ecefff 100%);border-color:#e0e4fb}
.cap-card:nth-child(3){background:linear-gradient(180deg,#ffffff 0%,#fdf3e2 100%);border-color:#f6e5c8}
.cap-card:nth-child(4){background:linear-gradient(180deg,#ffffff 0%,#e9f7f4 100%);border-color:#d3ece7}
.cap-card:nth-child(5){background:linear-gradient(180deg,#ffffff 0%,#f2eeff 100%);border-color:#e4dcfb}
.cap-card:hover{transform:translateY(-6px);border-color:var(--brand);box-shadow:0 22px 44px -22px rgba(10,30,63,.4)}
.cap-card::after{content:"";position:absolute;left:-30%;top:-60%;width:60%;height:200%;
background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.75),rgba(255,255,255,0));
transform:rotate(18deg);opacity:0;transition:opacity .35s ease,left .6s ease}
.cap-card:hover::after{opacity:1;left:110%}
.cap-icon{width:54px;height:54px;border-radius:15px;background:#fff;border:1px solid var(--brand-line);
box-shadow:0 4px 12px -6px rgba(10,30,63,.28);color:var(--brand);display:grid;place-items:center}
.cap-card:nth-child(3) .cap-icon{color:#c2740a}
.cap-card:nth-child(4) .cap-icon{color:#0d8f77}
.cap-card:nth-child(5) .cap-icon{color:#6d4bd6}
.cap-card h3{margin-top:4px}
.cap-card:hover .cap-icon{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;border-color:#f59e0b;box-shadow:0 8px 18px -8px rgba(245,158,11,.85)}
/* ── 4. 行业：4 列 × 2 行 ── */
.ind-grid-4{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.ind-grid-4 .ind-card{aspect-ratio:5/4;border-radius:14px}
.ind-grid-4 .ind-card h3{font-size:15.5px}
.ind-grid-4 .ind-card p{font-size:12px;line-height:1.45}
.ind-grid-4 .ind-card>div{padding:16px 15px;background:linear-gradient(180deg,rgba(10,30,63,0) 22%,rgba(10,30,63,.88) 100%)}
.ind-grid-4 .ind-card::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2.5px;
background:linear-gradient(90deg,var(--accent),rgba(245,158,11,0));opacity:0;transition:opacity var(--t);z-index:2}
.ind-grid-4 .ind-card:hover::after{opacity:1}
@media (max-width:1100px){ .ind-grid-4{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:720px){ .ind-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:420px){ .ind-grid-4{grid-template-columns:1fr} }
/* ── 5. 视频模块（Why / About）── */
.why-media-video{position:relative;border-radius:var(--r-lg);overflow:hidden;
box-shadow:0 24px 60px -26px rgba(10,30,63,.45);background:#0a1e3f}
.side-video{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;background:#0a1e3f}
.why-media-video .why-badge{left:16px;bottom:16px}
.about-media-video{position:relative;display:flex;flex-direction:column;gap:12px}
.about-media-video .side-video{border-radius:var(--r-lg);box-shadow:0 24px 60px -26px rgba(10,30,63,.45)}
.about-mini{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.about-mini img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.about-media-video .why-badge{position:static;align-self:flex-start}
/* ── 6. 首页在线留言 ── */
.inquiry-cols{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:46px;align-items:start}
.contact-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.contact-points li{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);
border-radius:10px;padding:11px 14px}
.contact-points b{flex:none;min-width:52px;color:var(--accent-deep);font-weight:800;font-size:15px}
.contact-points span{color:var(--ink-2);font-size:13.5px}
.inquiry-direct{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.inquiry-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
box-shadow:0 18px 48px -30px rgba(10,30,63,.4)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:720px){ .inquiry-cols{grid-template-columns:minmax(0,1fr)} .form-row{grid-template-columns:1fr} }
/* ── 7. About：PRODUCTION POWER（深色渐变）── */
.section-prod{background:linear-gradient(160deg,#0a1e3f 0%,#123a7a 52%,#0a1e3f 100%);color:#fff;position:relative;overflow:hidden}
.section-prod::before{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
background:radial-gradient(circle,rgba(245,158,11,.28),rgba(245,158,11,0) 68%)}
.section-prod::after{content:"";position:absolute;left:-120px;bottom:-160px;width:380px;height:380px;border-radius:50%;
background:radial-gradient(circle,rgba(21,101,224,.4),rgba(21,101,224,0) 70%)}
.section-prod>.container{position:relative;z-index:2}
.workshop-grid-dark{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.workshop-grid-dark .ws-card{position:relative;align-items:flex-start;flex-direction:column;gap:6px;
background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(6px);padding:20px 18px}
.workshop-grid-dark .ws-card:hover{background:rgba(255,255,255,.13);border-color:var(--accent);transform:translateY(-5px)}
.workshop-grid-dark .ws-card b{font-size:30px;font-weight:800;line-height:1;
background:linear-gradient(135deg,#ffb020,#f59e0b);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.workshop-grid-dark .ws-card span{color:#fff;font-size:14.5px;font-weight:700;line-height:1.35}
.workshop-grid-dark .ws-card em{font-style:normal;color:#bcd0f0;font-size:12px;line-height:1.5}
.ws-ico{font-style:normal;font-size:20px;line-height:1;position:absolute;right:16px;top:18px;opacity:.9}
.prod-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:26px}
.prod-stats>div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:12px;
padding:18px;text-align:center}
.prod-stats b{display:block;font-size:28px;font-weight:800;color:#fff}
.prod-stats span{font-size:12.5px;color:#bcd0f0}
@media (max-width:1100px){ .workshop-grid-dark{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:720px){ .prod-stats{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:480px){ .workshop-grid-dark{grid-template-columns:1fr} }
/* ── 8. About：Organization（分层色阶 + 连接线）── */
.section-org{background:linear-gradient(180deg,#f7f9fd 0%,#eef3fb 100%)}
.org-chart-pro{display:flex;flex-direction:column;align-items:center}
.org-l1>div,.org-l1,.org-l2{position:relative}
.org-l1,.org-l2{flex-direction:column;gap:4px;padding:14px 34px}
.org-l1{background:linear-gradient(135deg,#0a1e3f,#1565e0);border-color:transparent;color:#fff;border-radius:14px;
box-shadow:0 16px 34px -18px rgba(10,30,63,.6)}
.org-l1 b,.org-l2 b{color:#fff;font-size:16px;letter-spacing:.2px}
.org-l1 .org-lv,.org-l2 .org-lv{color:#a9c6ff}
.org-l2{background:linear-gradient(135deg,#1565e0,#3f86f5);border-color:transparent;border-radius:14px;
box-shadow:0 16px 34px -18px rgba(21,101,224,.65)}
.org-lv{font-size:11px;letter-spacing:1.4px;text-transform:uppercase;font-weight:700}
.org-connector{width:2px;height:26px;background:linear-gradient(180deg,#c9d8f2,#8fb0e8);margin:0 auto}
.org-bus-pro{gap:10px}
.org-bus-pro>div{background:#fff;border:1px solid var(--brand-line);border-radius:12px;padding:12px 10px;
display:flex;flex-direction:column;align-items:center;gap:2px;min-width:112px;
box-shadow:0 8px 20px -14px rgba(10,30,63,.4);transition:all var(--t)}
.org-bus-pro>div:hover{border-color:var(--accent);transform:translateY(-4px)}
.org-bus-pro i{font-style:normal;font-size:18px;line-height:1}
.org-bus-pro b{color:var(--brand-dark);font-size:13px;font-weight:700}
.org-bus-pro span{color:var(--ink-2);font-size:11.5px}
.org-lines{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;width:100%;margin-top:22px}
.org-line-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
border-top:3px solid var(--brand);box-shadow:0 12px 28px -20px rgba(10,30,63,.4)}
.org-line-card:nth-child(2){border-top-color:var(--accent)}
.org-line-card:nth-child(3){border-top-color:#0d8f77}
.olc-head{display:flex;align-items:center;gap:9px;margin-bottom:8px}
.olc-head i{font-style:normal;font-size:18px}
.olc-head b{color:var(--brand-dark);font-size:14.5px;font-weight:800}
.org-line-card span{color:var(--ink-2);font-size:13px;line-height:1.6}
.org-chart-pro .org-note{background:#fff;border-left:3px solid var(--accent);width:100%;margin-top:22px;
border-radius:0 10px 10px 0;padding:16px 20px;color:var(--ink-2);font-size:13.5px;line-height:1.75}
.org-chart-pro .org-note b{color:var(--brand-dark)}
@media (max-width:820px){ .org-lines{grid-template-columns:1fr} .org-bus-pro>div{min-width:96px} }
/* ── 9. FUNCTIONAL AREAS：点击放大 ── */
.func-card{position:relative;padding:0;border:0;cursor:zoom-in;font:inherit;text-align:left;
background:#eef2f7;display:block;line-height:0;transition:transform var(--t),box-shadow var(--t)}
.func-card img{transition:transform .5s ease}
.func-card:hover img{transform:scale(1.07)}
.func-card:hover{box-shadow:0 18px 38px -20px rgba(10,30,63,.5)}
.func-card span{position:absolute;left:0;right:0;bottom:0;padding:10px 12px;line-height:1.3;
background:linear-gradient(180deg,transparent,rgba(10,30,63,.88));color:#fff;font-size:14px;font-weight:600}
.fc-zoom{position:absolute;right:10px;top:10px;width:30px;height:30px;border-radius:50%;line-height:1;
display:grid;place-items:center;background:rgba(255,255,255,.9);color:var(--brand);font-style:normal;
font-size:14px;opacity:0;transform:translateY(-4px);transition:all var(--t);z-index:2}
.func-card:hover .fc-zoom{opacity:1;transform:none}
.func-hint{text-align:center;color:var(--ink-2);font-size:13px;margin:18px 0 0}
/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(6,16,34,.92);display:grid;place-items:center;
padding:34px;backdrop-filter:blur(4px)}
.lightbox[hidden]{display:none}
.lb-stage{margin:0;max-width:min(1180px,94vw);text-align:center}
.lb-stage img{max-width:100%;max-height:80vh;border-radius:12px;box-shadow:0 30px 80px -30px rgba(0,0,0,.9);background:#fff}
.lb-stage figcaption{margin-top:14px;color:#dbe6ff;font-size:14.5px;font-weight:600}
.lb-close,.lb-prev,.lb-next{position:absolute;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
color:#fff;width:44px;height:44px;border-radius:50%;cursor:pointer;font-size:18px;line-height:1;
display:grid;place-items:center;transition:all var(--t)}
.lb-close{right:26px;top:26px}
.lb-prev{left:26px;top:50%;transform:translateY(-50%);font-size:26px}
.lb-next{right:26px;top:50%;transform:translateY(-50%);font-size:26px}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:var(--accent);border-color:var(--accent);color:#3a2200}
@media (max-width:600px){
.lightbox{padding:14px}
.lb-prev{left:8px}.lb-next{right:8px}.lb-close{right:10px;top:10px}
.fc-zoom{opacity:1;transform:none}
}
/* ============================================================
2026-09-10 第六轮：sticky 修复 / 移动端 hero 视频 / 行业插画 /
深色区文字对比 / 客户墙美化 / 按钮悬停修复
============================================================ */
/* 1. 移动端 hero：改回播视频（源用 hero-loop-mobile.mp4） */
@media (max-width:820px){
.hero-video-el{display:block;object-position:center;filter:brightness(.58) saturate(1.05)}
.hero-bg{display:none}
.hero{min-height:560px}
.hero-video-toggle{display:none}
}
/* 2. 首页行业卡：SVG 插画铺满（替代实拍图） */
.ind-card .ind-art{position:absolute;inset:0;width:100%;height:100%;display:block}
.ind-card>div{z-index:2}
.ind-grid-4 .ind-card{aspect-ratio:5/4}
/* 3. PRODUCTION POWER（深色区）文字对比修复 */
.section-prod h2,.section-prod h3{color:#fff}
.section-prod .section-head p{color:#d4e1f7}
.section-prod .section-head h2::after{background:linear-gradient(90deg,#fff,rgba(245,158,11,.9))}
.section-prod .section-head-light .eyebrow{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.34)}
.workshop-grid-dark .ws-card span{color:#ffffff}
.workshop-grid-dark .ws-card em{color:#b9cbec}
.workshop-grid-dark .ws-card b{-webkit-text-fill-color:transparent}
/* 4. 修复：页脚按钮悬停时白底白字（.footer-grid a:hover 覆盖了按钮色） */
.footer-grid a.btn:hover,.site-footer a.btn:hover{color:#0a3a8c}
.footer-grid a.btn-primary:hover,.site-footer a.btn-primary:hover{color:#fff}
.footer-grid a.btn-accent:hover,.site-footer a.btn-accent:hover{color:#fff}
.footer-grid a.btn-outline-light:hover,.site-footer a.btn-outline-light:hover{
background:#fff;color:var(--brand-dark);border-color:#fff}
/* 页脚普通链接悬停（排除按钮） */
.footer-grid li a:hover{color:#fff}
/* 5. Our Customers 客户墙美化 */
.customer-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.customer-grid .cust{
position:relative;background:linear-gradient(180deg,#fff 0%,#f6f9ff 100%);
border:1px solid var(--line);border-radius:12px;padding:16px 12px;
display:flex;flex-direction:column;align-items:center;gap:5px;text-align:center;
transition:transform var(--t),box-shadow var(--t),border-color var(--t);
overflow:hidden}
.customer-grid .cust::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
background:linear-gradient(90deg,var(--brand),var(--accent));opacity:0;transition:opacity var(--t)}
.customer-grid .cust:hover{transform:translateY(-4px);border-color:var(--brand-line);
box-shadow:0 14px 30px -16px rgba(10,30,63,.35)}
.customer-grid .cust:hover::before{opacity:1}
.customer-grid .cust b{font-size:14.5px;font-weight:800;color:var(--brand-dark);letter-spacing:-.01em;line-height:1.15}
.customer-grid .cust span{font-size:11px;color:var(--ink-2);letter-spacing:.35px;text-transform:uppercase}
.customer-grid .cust i{position:absolute;right:8px;bottom:6px;font-style:normal;font-size:9.5px;
color:var(--ink-3);letter-spacing:.5px;opacity:.6}
@media (max-width:1100px){ .customer-grid{grid-template-columns:repeat(4,minmax(0,1fr))} }
@media (max-width:720px){ .customer-grid{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:480px){ .customer-grid{grid-template-columns:repeat(2,minmax(0,1fr))} }
/* ============================================================
2026-09-11 第七轮
============================================================ */
/* ── 1. 首页 Industries：浅色底 + PDF 图标 + 图文分开 ── */
.section-ind{background:linear-gradient(180deg,#ffffff 0%,#eef4ff 55%,#ffffff 100%);position:relative}
.ind-grid-art{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.ind-grid-art .ind-card{
position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:0;
background:#fff;border:1px solid #e2eafa;border-radius:16px;padding:24px 22px 22px;
text-decoration:none;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
overflow:hidden}
.ind-grid-art .ind-card::before{content:"";position:absolute;inset:0;border-radius:16px;
background:linear-gradient(180deg,rgba(21,101,224,0) 60%,rgba(21,101,224,.045) 100%);opacity:0;transition:opacity var(--t)}
.ind-grid-art .ind-card::after{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;
transition:transform .35s cubic-bezier(.4,0,.2,1)}
.ind-grid-art .ind-card:hover{transform:translateY(-6px);border-color:var(--brand-line);
box-shadow:0 22px 44px -22px rgba(10,30,63,.35)}
.ind-grid-art .ind-card:hover::before{opacity:1}
.ind-grid-art .ind-card:hover::after{transform:scaleX(1)}
/* 图标独立一层（图文分开） */
.ind-ico{display:grid;place-items:center;width:72px;height:72px;margin-bottom:16px;flex:none}
.ind-ico img{width:72px;height:72px;object-fit:contain;
filter:drop-shadow(0 8px 16px rgba(21,101,224,.28));transition:transform var(--t)}
.ind-grid-art .ind-card:hover .ind-ico img{transform:translateY(-3px) scale(1.05)}
.ind-txt{display:flex;flex-direction:column;gap:6px}
.ind-txt em{font-style:normal;font-size:11.5px;font-weight:800;letter-spacing:1.2px;color:var(--accent-dark)}
.ind-txt h3{font-size:16.5px;font-weight:700;color:var(--ink);margin:0;line-height:1.3}
.ind-txt p{font-size:12.8px;color:var(--ink-2);line-height:1.6;margin:0}
@media (max-width:1100px){ .ind-grid-art{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:860px){ .ind-grid-art{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:520px){
.ind-grid-art{grid-template-columns:1fr;gap:14px}
.ind-grid-art .ind-card{flex-direction:row;align-items:center;gap:16px;padding:16px}
.ind-ico{width:56px;height:56px;margin:0}
.ind-ico img{width:56px;height:56px}
}
/* ── 2. About：Organization 部门行 → 单行排布 ── */
.org-bus-pro{display:flex;flex-wrap:nowrap;justify-content:center;gap:9px;width:100%}
.org-bus-pro>div{flex:1 1 0;min-width:0;border-radius:12px;padding:13px 6px;
display:flex;flex-direction:column;align-items:center;gap:3px;text-align:center}
.org-bus-pro i{font-size:19px}
.org-bus-pro b{font-size:12.6px;line-height:1.2;word-break:break-word}
.org-bus-pro span{font-size:10.5px;color:var(--ink-3);letter-spacing:.3px}
@media (max-width:900px){
.org-bus-pro{flex-wrap:wrap}
.org-bus-pro>div{flex:1 1 30%}
}
/* ── 3. About：R&D 专家头像 ── */
.rd-head{display:flex;align-items:center;gap:16px;margin:-24px -24px 6px;padding:20px 22px}
.rd-avatar{width:82px;height:82px;border-radius:50%;flex:none;object-fit:cover;
border:3px solid rgba(255,255,255,.85);box-shadow:0 10px 24px -10px rgba(0,0,0,.5);background:#fff}
.rd-head-txt{display:flex;flex-direction:column;gap:5px;min-width:0}
.rd-name{font-size:21px}
@media (max-width:520px){
.rd-avatar{width:64px;height:64px}
.rd-name{font-size:18px}
.rd-head{gap:12px;padding:16px}
}
/* ── 4. 产品详情：左侧加宽 + 右侧 4 模块区分 ── */
.product-cols{grid-template-columns:minmax(0,2.25fr) minmax(0,1fr);gap:36px}
.detail-side.prod-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:16px}
.side-card .side-title{display:flex;align-items:center;gap:9px;font-size:15.5px;margin-bottom:14px;
padding-bottom:11px;border-bottom:1px solid var(--line)}
.side-title .st-ico{font-style:normal;font-size:16px;line-height:1;width:30px;height:30px;flex:none;
display:grid;place-items:center;border-radius:9px;background:var(--brand-soft);border:1px solid var(--brand-line)}
.side-news-card .side-title{border-bottom-color:#f0e0c2}
.side-news-card .st-ico{background:var(--accent-soft);border-color:var(--accent-line)}
.side-profile-card .side-title{border-bottom-color:#d8e6df}
.side-profile-card .st-ico{background:#e9f7f4;border-color:#cfeae4}
.side-contact-card .side-title{border-bottom-color:#e4dcfb}
.side-contact-card .st-ico{background:#f2eeff;border-color:#e4dcfb}
.side-quote-card{border:1px solid var(--brand-line);box-shadow:0 16px 36px -26px rgba(21,101,224,.5)}
.side-quote-card .side-title{border-bottom-color:var(--brand-line)}
.side-sub{font-size:12.5px;color:var(--ink-3);margin:-6px 0 12px}
.side-facts{list-style:none;padding:0;margin:0 0 12px;display:grid;gap:9px}
.side-facts li{display:flex;align-items:baseline;gap:10px}
.side-facts b{flex:none;min-width:46px;font-size:15px;font-weight:800;color:var(--brand)}
.side-facts span{font-size:12.5px;color:var(--ink-2);line-height:1.45}
.side-more{display:inline-block;margin-top:6px;font-size:12.5px;font-weight:600;color:var(--brand)}
.side-more:hover{color:var(--accent-dark)}
@media (max-width:1100px){
.product-cols{grid-template-columns:minmax(0,1fr)}
.detail-side.prod-side{position:static}
}
/* ── 5. 行业列表页（图文比例协调的卡片） ── */
.ind-list-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ind-list-card{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);
border-radius:16px;padding:24px;text-decoration:none;position:relative;overflow:hidden;
transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.ind-list-card::after{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;
transition:transform .35s cubic-bezier(.4,0,.2,1)}
.ind-list-card:hover{transform:translateY(-5px);border-color:var(--brand-line);
box-shadow:0 22px 44px -24px rgba(10,30,63,.35)}
.ind-list-card:hover::after{transform:scaleX(1)}
.ilc-head{display:flex;align-items:center;gap:15px}
.ilc-ico{width:62px;height:62px;flex:none;display:grid;place-items:center}
.ilc-ico img{width:62px;height:62px;object-fit:contain;filter:drop-shadow(0 8px 16px rgba(21,101,224,.26))}
.ilc-title em{display:block;font-style:normal;font-size:11px;font-weight:800;letter-spacing:1.2px;
color:var(--accent-dark);margin-bottom:3px}
.ilc-title h3{font-size:17.5px;margin:0;color:var(--ink);font-weight:700;line-height:1.25}
.ilc-desc{font-size:13.5px;color:var(--ink-2);line-height:1.65;margin:0}
.ilc-parts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:7px}
.ilc-parts li{font-size:11.8px;font-weight:600;color:var(--brand-dark);background:var(--brand-soft);
border:1px solid var(--brand-line);border-radius:99px;padding:4px 11px}
.ilc-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;
border-top:1px dashed var(--line);padding-top:12px;margin-top:auto}
.ilc-alloy{font-size:11.8px;color:var(--ink-3);letter-spacing:.2px}
.ilc-link{font-size:12.8px;font-weight:700;color:var(--brand)}
@media (max-width:860px){ .ind-list-grid{grid-template-columns:1fr} }
/* 行业详情页 */
.ind-chip-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.ind-chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
border-radius:99px;padding:7px 15px 7px 8px;text-decoration:none;transition:all var(--t)}
.ind-chip img{width:26px;height:26px;object-fit:contain}
.ind-chip span{font-size:12.5px;font-weight:600;color:var(--ink-2)}
.ind-chip:hover{border-color:var(--brand);background:var(--brand-soft)}
.ind-chip:hover span{color:var(--brand-dark)}
.h3-sub{font-size:17px;margin:30px 0 14px;color:var(--brand-dark);position:relative;padding-left:13px}
.h3-sub::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:3px;
background:linear-gradient(180deg,var(--brand),var(--accent))}
.ind-cta-cols{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;align-items:center}
.ind-proc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ind-proc-grid>div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;
display:flex;flex-direction:column;gap:4px}
.ind-proc-grid b{font-size:14.5px;color:var(--brand-dark);font-weight:700}
.ind-proc-grid span{font-size:12.3px;color:var(--ink-2)}
@media (max-width:820px){ .ind-cta-cols{grid-template-columns:minmax(0,1fr)} }
/* ── 6. 新闻详情：左宽右窄 + 标题美化 ── */
.article-cols{grid-template-columns:minmax(0,2.5fr) minmax(0,1fr);gap:38px}
.article-hero{min-height:400px}
.article-hero .hero-overlay{background:linear-gradient(135deg,rgba(8,24,52,.92) 0%,rgba(21,101,224,.55) 60%,rgba(8,24,52,.75) 100%)}
.article-hero .hero-inner{max-width:960px}
.art-crumbs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:#b9cff2;margin-bottom:14px}
.art-crumbs a{color:#dbe6ff}
.art-crumbs a:hover{color:#fff}
.art-cat{display:inline-block;padding:5px 14px;border-radius:99px;font-size:11.5px;font-weight:800;
letter-spacing:1.1px;text-transform:uppercase;color:#3a2200;
background:linear-gradient(135deg,#ffb020,#f59e0b);margin-bottom:16px}
.article-hero h1{font-size:clamp(24px,2.9vw,40px);line-height:1.24;max-width:900px}
.art-meta{display:flex;flex-wrap:wrap;gap:8px;color:#c7d8f5;font-size:13px;margin-top:14px}
.article-thumb figcaption{position:static;padding:14px 18px;font-size:13.5px;color:var(--ink-2);
line-height:1.6;border-top:1px solid var(--line);background:#fff}
.article-cols .article-body{padding:30px 32px}
.article-cols .article-body>p:first-of-type::first-letter{
float:left;font-size:44px;line-height:.92;font-weight:800;color:var(--brand);margin:4px 10px 0 0}
.article-cols>.detail-side{position:sticky;top:96px}
@media (max-width:1100px){
.article-cols{grid-template-columns:minmax(0,1fr)}
.article-cols>.detail-side{position:static}
}
/* 修正：figure 默认边距 & 标题 meta 选择器优先级 */
.article-cols .article-thumb{margin:0 0 24px;padding:0;display:block}
.article-hero .art-meta{color:#c7d8f5;font-size:13px;max-width:none;margin:14px 0 0}
.article-hero .art-meta span{color:#c7d8f5}
.article-hero .hero-inner{padding:74px 22px 68px}
@media (max-width:600px){
.article-cols .article-body{padding:22px 18px}
.article-cols .article-body>p:first-of-type::first-letter{font-size:34px}
}
/* ============================================================
Cookie 同意提示条（GDPR 基本告知）
============================================================ */
.cookie-bar{
position:fixed;left:0;right:0;bottom:0;z-index:150;
padding:0 18px 18px;pointer-events:none;
transform:translateY(130%);opacity:0;
transition:transform .42s cubic-bezier(.22,1,.36,1),opacity .3s ease}
.cookie-bar[hidden]{display:none}
.cookie-bar.in{transform:translateY(0);opacity:1}
.cookie-inner{
pointer-events:auto;max-width:1180px;margin:0 auto;
display:flex;align-items:center;gap:18px;
background:linear-gradient(135deg,#0a1e3f 0%,#123a7a 62%,#0d2a5c 100%);
border:1px solid rgba(255,255,255,.16);border-radius:16px;
padding:16px 20px;color:#e8f0ff;
box-shadow:0 26px 60px -26px rgba(4,12,28,.85),0 0 0 1px rgba(255,255,255,.04) inset;
backdrop-filter:blur(10px)}
/* 顶部一条辅色高光 */
.cookie-inner{position:relative;overflow:hidden}
.cookie-inner::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
background:linear-gradient(90deg,var(--accent) 0%,var(--brand) 55%,rgba(21,101,224,0) 100%)}
.cookie-ico{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
background:rgba(245,158,11,.16);border:1px solid rgba(245,158,11,.45);color:#ffc44d}
.cookie-txt{flex:1 1 auto;min-width:0}
.cookie-txt b{display:block;font-size:15.5px;font-weight:800;color:#fff;margin-bottom:4px;letter-spacing:-.01em}
.cookie-txt p{margin:0;font-size:13px;line-height:1.65;color:#d3e0f7}
.cookie-txt strong{color:#fff;font-weight:700}
.cookie-txt a{color:#ffc44d;text-decoration:underline;text-underline-offset:2px}
.cookie-txt a:hover{color:#fff}
.cookie-note{display:block;margin-top:5px;font-size:11.5px;color:#a9bcdd}
.cookie-actions{flex:none;display:flex;align-items:center;gap:10px}
.cookie-actions .btn{padding:11px 20px;font-size:13.5px;font-weight:700;white-space:nowrap;border-radius:10px}
/* 两个选项视觉权重对等（GDPR 要求拒绝同样容易） */
.cookie-btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1.5px solid rgba(255,255,255,.42)}
.cookie-btn-ghost:hover{background:#fff;color:var(--brand-dark);border-color:#fff}
.cookie-btn-accept{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;border:1.5px solid #f59e0b;
box-shadow:0 10px 24px -12px rgba(245,158,11,.9)}
.cookie-btn-accept:hover{background:linear-gradient(135deg,#f59e0b,#c2740a);color:#fff}
.cookie-actions .btn:focus-visible{outline:2px solid #fff;outline-offset:2px}
@media (max-width:860px){
.cookie-bar{padding:0 12px 12px}
.cookie-inner{flex-direction:column;align-items:stretch;gap:14px;padding:18px 18px 16px;border-radius:14px}
.cookie-ico{width:38px;height:38px;border-radius:10px}
.cookie-actions{width:100%}
.cookie-actions .btn{flex:1 1 0;padding:12px 10px;font-size:13px}
}
@media (max-width:420px){
/* 保持与桌面一致的顺序：Essential only 在前，Accept all 在后 */
.cookie-actions{flex-direction:column;gap:8px}
.cookie-actions .btn{width:100%}
}
/* 动效偏好 */
@media (prefers-reduced-motion:reduce){
.cookie-bar{transition:opacity .2s ease;transform:none}
.cookie-bar:not(.in){opacity:0}
}
/* ============================================================
内容区视频：封面 + 播放按钮（点击才播放）
============================================================ */
.video-shell{position:relative;border-radius:var(--r-lg);overflow:hidden;background:#0a1e3f;line-height:0;
box-shadow:0 24px 60px -26px rgba(10,30,63,.5)}
.video-shell .side-video{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;background:#0a1e3f;
border-radius:0;box-shadow:none}
/* 覆盖层按钮：整块可点，播放中自动退场 */
.video-play{position:absolute;inset:0;width:100%;height:100%;z-index:3;
display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
border:0;padding:0;cursor:pointer;line-height:1;
background:linear-gradient(180deg,rgba(6,16,34,.12) 0%,rgba(6,16,34,.28) 55%,rgba(6,16,34,.58) 100%);
color:#fff;transition:opacity .34s ease,visibility .34s ease}
.video-play:focus-visible{outline:3px solid #fff;outline-offset:-6px}
.vp-ico{width:78px;height:78px;border-radius:50%;display:grid;place-items:center;position:relative;
background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;
box-shadow:0 18px 40px -14px rgba(245,158,11,.95),0 0 0 9px rgba(255,255,255,.16);
transition:transform var(--t),box-shadow var(--t)}
.video-play:hover .vp-ico{transform:scale(1.09);
box-shadow:0 24px 50px -14px rgba(245,158,11,1),0 0 0 14px rgba(255,255,255,.2)}
.video-play:active .vp-ico{transform:scale(1.02)}
.vp-ico svg{display:block}
.vp-ico .vp-icon-play{margin-left:4px}
.vp-ico .vp-icon-pause{display:none}
/* 播放中：覆盖层隐藏且不拦截点击（点画面即可暂停） */
.video-shell.playing .video-play{opacity:0;visibility:hidden;pointer-events:none}
/* 播放中悬停画面：浮出暂停按钮 */
.video-shell.playing:hover .video-play{opacity:1;visibility:visible;pointer-events:auto;
background:rgba(6,16,34,.34)}
.video-shell.playing:hover .vp-icon-play{display:none}
.video-shell.playing:hover .vp-icon-pause{display:block}
.vp-text{font-size:12.5px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase;
color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.7)}
/* 播放中：只显示圆形暂停按钮，隐藏文字标签更干净 */
.video-shell.playing:hover .vp-text{opacity:0}
/* 静音提示角标 */
.video-shell::after{content:"Silent";position:absolute;right:12px;top:12px;z-index:2;
font-size:10.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;
padding:4px 9px;border-radius:99px;background:rgba(10,30,63,.55);color:#dbe6ff;
border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);
opacity:1;transition:opacity .3s ease}
.video-shell.playing::after{opacity:0}
@media (max-width:600px){
.vp-ico{width:62px;height:62px}
.vp-ico svg{width:24px;height:24px}
.video-play{gap:10px}
.vp-text{font-size:11.5px;letter-spacing:.9px}
}
@media (prefers-reduced-motion:reduce){
.video-play,.vp-ico{transition:none}
}
/* ============================================================
侧栏统一：标题色块背景（产品详情 / 新闻详情 共用）
tone: amber / teal / violet / blue
============================================================ */
.side-card{padding:0;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:#fff}
.side-card.tone-amber,.side-card.tone-teal,.side-card.tone-violet,.side-card.tone-blue{
border-color:var(--line)}
/* 标题整块色块 + 图标胶囊 + 右侧渐隐装饰 */
.side-card .side-title{
display:flex;align-items:center;gap:10px;
margin:0;padding:13px 16px;font-size:15px;font-weight:800;letter-spacing:-.005em;
position:relative;overflow:hidden;border:0;border-radius:0}
.side-card .side-title span{position:relative;z-index:1}
.side-card .side-title::after{content:"";position:absolute;right:0;top:0;bottom:0;width:70px;pointer-events:none}
.side-card .st-ico{
width:30px;height:30px;flex:none;border-radius:9px;display:grid;place-items:center;
font-style:normal;font-size:15px;line-height:1;background:#fff;
box-shadow:0 2px 6px -2px rgba(10,30,63,.3);position:relative;z-index:1}
/* ── amber ── */
.side-card.tone-amber .side-title{background:linear-gradient(135deg,#fff6e8,#ffe8c6);color:#8a4f04}
.side-card.tone-amber .side-title::after{background:linear-gradient(90deg,rgba(255,246,232,0),rgba(255,182,60,.28))}
.side-card.tone-amber .st-ico{color:#c2740a}
.side-card.tone-amber{border-color:#f6e3c6}
/* ── teal ── */
.side-card.tone-teal .side-title{background:linear-gradient(135deg,#eafaf6,#d4f0e9);color:#0a6b58}
.side-card.tone-teal .side-title::after{background:linear-gradient(90deg,rgba(234,250,246,0),rgba(17,150,124,.22))}
.side-card.tone-teal .st-ico{color:#0d8f77}
.side-card.tone-teal{border-color:#d3ece7}
/* ── violet ── */
.side-card.tone-violet .side-title{background:linear-gradient(135deg,#f4efff,#e6ddfd);color:#4d2fa8}
.side-card.tone-violet .side-title::after{background:linear-gradient(90deg,rgba(244,239,255,0),rgba(109,75,214,.22))}
.side-card.tone-violet .st-ico{color:#6d4bd6}
.side-card.tone-violet{border-color:#e4dcfb}
/* ── blue（报价卡额外强调）── */
.side-card.tone-blue .side-title{background:linear-gradient(135deg,#e9f2ff,#d3e4ff);color:#0a3a8c}
.side-card.tone-blue .side-title::after{background:linear-gradient(90deg,rgba(233,242,255,0),rgba(21,101,224,.22))}
.side-card.tone-blue .st-ico{color:#1565e0}
.side-card.tone-blue{border-color:var(--brand-line);box-shadow:0 16px 36px -26px rgba(21,101,224,.55)}
/* 卡片内容区与底部链接 */
.side-card .side-body{padding:16px 18px 18px}
.side-card .side-body>*:last-child{margin-bottom:0}
.side-card .side-more{display:block;margin:0;padding:13px 18px 15px;font-size:12.5px;font-weight:700;
color:var(--brand);border-top:1px dashed var(--line)}
.side-card .side-more:hover{color:var(--accent-deep);background:var(--bg-alt)}
/* 各 tone 的 more 链接呼应配色 */
.side-card.tone-amber .side-more{color:var(--accent-dark)}
.side-card.tone-teal .side-more{color:#0a6b58}
.side-card.tone-violet .side-more{color:#4d2fa8}
.side-card.tone-blue .side-more{color:var(--brand-dark)}
/* 表单/列表在卡内的细节统一 */
.side-card .quote-form{margin-bottom:0}
.side-card .side-list li{grid-template-columns:86px 1fr}
.side-card .side-facts li{align-items:center}
.side-card .side-news li:last-child{border-bottom:0;padding-bottom:0}
@media (max-width:520px){
.side-card .side-title{padding:12px 14px;font-size:14.5px}
.side-card .side-body{padding:14px 14px 0}
.side-card .side-more{padding:11px 14px 14px}
}
/* ============================================================
返回顶部按钮（滚动进度环 + 线性箭头）
============================================================ */
.to-top{
position:fixed;right:22px;bottom:92px;z-index:60;
width:48px;height:48px;padding:0;border-radius:50%;
display:grid;place-items:center;cursor:pointer;
border:1px solid var(--brand-line);
background:linear-gradient(180deg,#ffffff,#eaf1ff);
color:var(--brand-dark);
box-shadow:0 12px 28px -14px rgba(21,101,224,.6);
opacity:0;visibility:hidden;transform:translateY(10px) scale(.9);
transition:opacity .26s ease,transform .3s cubic-bezier(.22,1,.36,1),visibility .26s,
background .24s ease,color .24s ease,box-shadow .24s ease,border-color .24s ease}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:linear-gradient(135deg,#ffb020,#f59e0b);color:#3a2200;border-color:#f59e0b;
transform:translateY(-3px);box-shadow:0 18px 36px -16px rgba(245,158,11,.95)}
.to-top:active{transform:translateY(-1px) scale(.97)}
.to-top:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
/* 进度环 */
.tt-ring{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg);pointer-events:none}
.tt-track{fill:none;stroke:#dbe6fa;stroke-width:2.4}
.tt-bar{fill:none;stroke:url(#ttRingGrad);stroke-width:2.4;stroke-linecap:round;
transition:stroke-dashoffset .12s linear}
.to-top:hover .tt-track{stroke:rgba(255,255,255,.5)}
/* 箭头 */
.tt-arrow{position:relative;width:19px;height:19px;fill:none;stroke:currentColor;
stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;
transition:transform .25s cubic-bezier(.22,1,.36,1)}
.to-top:hover .tt-arrow{transform:translateY(-2px)}
@media (max-width:600px){
.to-top{width:44px;height:44px;right:16px;bottom:86px}
.tt-arrow{width:17px;height:17px}
}
@media (prefers-reduced-motion:reduce){
.to-top{transition:opacity .18s ease;transform:none}
.to-top:not(.show){opacity:0}
.tt-bar{transition:none}
.to-top:hover .tt-arrow{transform:none}
}
/* ============================================================
顶部导航主 CTA：Request Quote（醒目按钮）
============================================================ */
.nav-quote{
position:relative;display:inline-flex;align-items:center;gap:9px;
padding:9px 15px 9px 17px;border-radius:999px;
font-size:14px;font-weight:700;letter-spacing:.15px;line-height:1;color:#fff;
background:linear-gradient(135deg,#2f83f7 0%,#1565e0 46%,#0b3f96 100%);
overflow:hidden;isolation:isolate;white-space:nowrap;text-decoration:none;
box-shadow:inset 0 1px 0 rgba(255,255,255,.34),
0 2px 5px rgba(10,30,63,.16),
0 12px 24px -12px rgba(21,101,224,.95);
transition:transform .22s cubic-bezier(.22,1,.36,1),box-shadow .24s ease,filter .24s ease}
/* 顶部玻璃高光 */
.nav-quote::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
background:linear-gradient(180deg,rgba(255,255,255,.30),rgba(255,255,255,0) 58%)}
/* 斜向扫光（hover 划过） */
.nav-quote::after{content:"";position:absolute;top:-70%;bottom:-70%;left:-32%;width:34%;pointer-events:none;
background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.6),rgba(255,255,255,0));
transform:translateX(-170%) rotate(18deg);opacity:0;
transition:transform .62s cubic-bezier(.4,0,.2,1),opacity .28s ease}
.nav-quote:hover{transform:translateY(-1.5px);filter:saturate(1.06);
box-shadow:inset 0 1px 0 rgba(255,255,255,.42),
0 4px 10px rgba(10,30,63,.2),
0 18px 34px -14px rgba(21,101,224,1)}
.nav-quote:hover::after{transform:translateX(430%) rotate(18deg);opacity:1}
.nav-quote:active{transform:translateY(0) scale(.985)}
.nav-quote:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
/* 琥珀圆形箭头：一眼抓住注意力，hover 右移 */
.nq-ico{position:relative;z-index:1;flex:none;width:24px;height:24px;border-radius:50%;
display:grid;place-items:center;
background:linear-gradient(135deg,#ffc44d,#f59e0b);color:#3a2200;
box-shadow:0 2px 7px -2px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.5);
transition:transform .26s cubic-bezier(.22,1,.36,1),box-shadow .26s ease}
.nq-ico svg{display:block}
.nav-quote:hover .nq-ico{transform:translateX(3px) scale(1.06);
box-shadow:0 3px 10px -2px rgba(245,158,11,.85),inset 0 1px 0 rgba(255,255,255,.6)}
.nq-label{position:relative;z-index:1}
/* 键盘聚焦时的高光也走一遍 */
.nav-quote:focus-visible::after{transform:translateX(430%) rotate(18deg);opacity:1}
/* 中等宽度：导航项多时收紧内边距 */
@media (max-width:1280px) and (min-width:1101px){
.nav-quote{padding:9px 13px 9px 15px;font-size:13.5px;gap:8px}
.nq-ico{width:22px;height:22px}
}
/* 小屏：收成圆形图标按钮（保留 CTA 可达性） */
@media (max-width:560px){
.nav-quote{padding:0;width:40px;height:40px;justify-content:center}
.nav-quote .nq-label{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;
clip:rect(0 0 0 0);white-space:nowrap;border:0}
.nav-quote .nq-ico{width:40px;height:40px;background:transparent;color:#fff;box-shadow:none}
.nav-quote:hover .nq-ico{transform:none;box-shadow:none}
.nav-quote .nq-ico svg{width:17px;height:17px}
}
@media (prefers-reduced-motion:reduce){
.nav-quote,.nq-ico{transition:none}
.nav-quote:hover{transform:none}
.nav-quote::after{display:none}
}