/* ============================================
   117-精科实验室仪器 ｜ 试管刻度风
   配色：#1e6fd9 科技蓝 + #5ea0ef 浅蓝 + #f5f7fa 底
   ============================================ */
:root{
  --c-primary:#1e6fd9;
  --c-accent:#5ea0ef;
  --c-gray:#4a5a70;
  --c-muted:#6b7a90;
  --c-line:#d7e0ec;
  --c-soft:#e8f0fb;
  --c-bg:#f5f7fa;
  --radius:14px;
  --shadow:0 10px 30px rgba(30,111,217,.12);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --grad:linear-gradient(170deg,#eef4fc 0%,#f5f7fa 40%,#e3edf9 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--c-gray);background:var(--c-bg);line-height:1.7;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:8px;font-size:1rem;font-weight:600;transition:.3s;border:2px solid transparent;cursor:pointer}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:#1555ab;transform:translateY(-3px);box-shadow:0 12px 26px rgba(30,111,217,.35)}
.btn-ghost{border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary);color:#fff}
.btn-primary-outline{border-color:var(--c-accent);color:var(--c-primary)}
.btn-primary-outline:hover{background:var(--c-primary);color:#fff}

/* ---------- 固定导航 ---------- */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(245,247,250,.94);backdrop-filter:blur(10px);transition:.35s;padding:0 40px}
.navbar.scrolled{box-shadow:0 6px 24px rgba(107,122,144,.15)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0;transition:.35s}
.navbar.scrolled .nav-inner{padding:12px 0}
.nav-logo{font-size:1.4rem;font-weight:800;color:var(--c-primary);letter-spacing:1px}
.nav-logo span{color:var(--c-gray)}
.nav-logo img{display:inline-block;vertical-align:middle;margin-right:6px}
.nav-links{display:flex;gap:34px}
.nav-links a{font-size:.95rem;color:var(--c-gray);padding:4px 0;transition:.3s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--c-primary);transition:.3s}
.nav-links a:hover,.nav-links a.active{color:var(--c-primary)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.menu-toggle span{width:26px;height:3px;background:var(--c-gray);border-radius:3px;transition:.3s}

/* ---------- 试管背景装饰 ---------- */
.tubes-bg{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(ellipse 26px 34px at 50% 100%, rgba(30,111,217,.28) 0%, rgba(30,111,217,.12) 55%, transparent 70%),
    repeating-linear-gradient(90deg, transparent 0 54px, rgba(30,111,217,.12) 54px 56px, transparent 56px 108px);
  background-size:108px 100%,108px 100%;
  background-repeat:repeat,repeat;
  background-position:center bottom,center center;
}
.tubes-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(245,247,250,.2),rgba(245,247,250,.05) 60%,rgba(245,247,250,.6))}

/* ---------- Hero 烧杯线框 ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;padding:130px 0 70px;overflow:hidden}
.hero-beaker{position:absolute;right:6%;top:50%;transform:translateY(-50%);width:240px;opacity:.9;pointer-events:none}
.hero-beaker svg{width:100%;height:auto}
.beaker{fill:none;stroke:var(--c-primary);stroke-width:4;stroke-linejoin:round;stroke-dasharray:600;stroke-dashoffset:600;animation:draw 2.4s ease forwards}
.liquid{stroke:rgba(30,111,217,.75);stroke-width:4;stroke-linecap:round;stroke-dasharray:300;stroke-dashoffset:300;animation:draw 1.6s ease .6s forwards}
.hero-beaker .scale{stroke:var(--c-muted);stroke-width:3;stroke-linecap:round;opacity:0;animation:fadein 1s ease 2.2s forwards}
.bubble{fill:rgba(30,111,217,.55);opacity:0}
.b1{animation:bubble 3s ease 2.6s infinite}
.b2{animation:bubble 3s ease 3.1s infinite}
.b3{animation:bubble 3s ease 3.4s infinite}
.b4{animation:bubble 3s ease 2.9s infinite}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fadein{to{opacity:1}}
@keyframes bubble{
  0%{transform:translateY(0);opacity:0}
  15%{opacity:.8}
  100%{transform:translateY(-46px);opacity:0}
}
.hero-content{position:relative;z-index:2;max-width:680px}
.hero-badge{display:inline-block;background:rgba(30,111,217,.1);color:var(--c-primary);border:1px solid rgba(30,111,217,.3);padding:8px 20px;border-radius:30px;font-size:.9rem;margin-bottom:22px}
.hero h1{font-size:clamp(34px,4.6vw,50px);font-weight:900;color:var(--c-gray);line-height:1.25}
.hero h1 span{color:var(--c-primary)}
.hero p{color:var(--c-muted);max-width:560px;margin:20px 0 32px;font-size:1.05rem}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap}
.hero-data{display:flex;gap:40px;margin-top:44px}
.data-dot b{display:block;font-size:2rem;font-weight:900;color:var(--c-primary)}
.data-dot span{color:var(--c-muted);font-size:.88rem}

/* ---------- 数据分隔线 ---------- */
.data-divider{display:flex;align-items:center;gap:12px;max-width:960px;margin:0 auto;padding:6px 20px;background:var(--c-bg)}
.data-divider i{flex:1;height:2px;background:linear-gradient(90deg,rgba(30,111,217,.2),var(--c-accent),rgba(30,111,217,.2))}
.data-divider span{width:10px;height:10px;border-radius:50%;background:var(--c-primary)}
.data-divider.dark{background:var(--c-soft)}

/* ---------- Section ---------- */
.section{padding:88px 0;background:var(--c-bg)}
.section.alt{background:var(--c-soft)}
.section-header{text-align:center;max-width:680px;margin:0 auto 56px}
.section-tag{display:inline-block;background:rgba(30,111,217,.12);color:var(--c-primary);border:1px solid rgba(30,111,217,.25);padding:6px 18px;border-radius:6px;font-size:.85rem;font-weight:600;letter-spacing:1px;margin-bottom:16px}
.section-title{font-size:clamp(26px,3.6vw,36px);color:var(--c-gray);font-weight:900;margin-bottom:14px}
.section-title span{color:var(--c-primary)}
.section-title em{font-style:normal;color:var(--c-primary)}
.section-desc{color:var(--c-muted);font-size:.98rem}

/* ---------- 科研实力 ---------- */
.power-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1000px;margin:0 auto}
.power-card{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);border-left:4px solid var(--c-primary);position:relative;transition:.35s}
.power-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(30,111,217,.2)}
.power-num{position:absolute;top:20px;right:24px;font-size:2.4rem;font-weight:900;color:rgba(30,111,217,.1)}
.power-card h3{font-size:1.15rem;color:var(--c-gray);margin-bottom:10px}
.power-card p{font-size:.92rem;color:var(--c-muted);margin-bottom:16px}
.mini-chart{display:flex;align-items:center;gap:14px}
.mini-chart i{display:block;height:8px;width:0;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));border-radius:4px;transition:width 1.2s ease}
.mini-chart span{font-size:.78rem;color:var(--c-muted);white-space:nowrap}

/* ---------- 试管产品卡片 ---------- */
.tube-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;max-width:1100px;margin:0 auto}
.tube-card{background:#fff;border-radius:16px 16px 34px 34px;overflow:hidden;box-shadow:var(--shadow);position:relative;transition:.35s;border:1px solid rgba(30,111,217,.12)}
.tube-card::before{content:"";position:absolute;top:0;left:16px;right:16px;height:22px;background:linear-gradient(180deg,rgba(30,111,217,.16),transparent);border-radius:0 0 12px 12px;z-index:2}
.tube-card:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(30,111,217,.22)}
.tube-top{height:170px;overflow:hidden;border-radius:16px 16px 0 0;position:relative}
.tube-top img{width:100%;height:100%;object-fit:cover;transition:.6s}
.tube-card:hover .tube-top img{transform:scale(1.08)}
.tube-top .tube-rim{position:absolute;top:0;left:0;right:0;height:5px;background:rgba(255,255,255,.85);z-index:3}
.tube-body{display:flex;padding:20px 18px 24px}
.scale-col{display:flex;flex-direction:column;justify-content:space-between;margin-right:16px;padding:2px 0}
.scale-col i{display:block;width:22px;height:3px;background:var(--c-primary);border-radius:2px;opacity:.55}
.scale-col i:nth-child(2){width:14px;margin-left:4px}
.scale-col i:nth-child(4){width:14px;margin-left:4px}
.tube-info h3{font-size:1.02rem;color:var(--c-gray);margin-bottom:8px}
.tube-info h3 a{color:inherit;text-decoration:none}
.tube-info h3 a:hover{color:var(--c-primary)}
.tube-info p{font-size:.86rem;color:var(--c-muted);margin-bottom:12px}
.tube-info a{color:var(--c-primary);font-weight:600;font-size:.88rem}
.tube-info a:hover{text-decoration:underline}

/* ---------- 实验室方案 ---------- */
.lab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1000px;margin:0 auto}
.lab-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;transition:.35s}
.lab-card:hover{transform:translateY(-6px)}
.lab-img{width:42%;min-height:180px;overflow:hidden}
.lab-img img{width:100%;height:100%;object-fit:cover}
.lab-body{flex:1;padding:22px;position:relative}
.lab-body h3{font-size:1.08rem;margin-bottom:8px}
.lab-body p{font-size:.88rem;color:var(--c-muted)}
.lab-tag{display:inline-block;margin-top:14px;background:var(--c-soft);color:var(--c-primary);font-size:.76rem;padding:4px 12px;border-radius:20px}

/* ---------- 联系区 ---------- */
.contact-band{background:#fff;border-radius:var(--radius);max-width:1000px;margin:0 auto;padding:52px 40px;text-align:center;box-shadow:var(--shadow);position:relative;overflow:hidden}
.contact-band::before{content:"";position:absolute;left:0;right:0;top:0;height:5px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent),var(--c-primary))}
.contact-band h3{font-size:1.7rem;color:var(--c-gray);margin-bottom:10px}
.contact-band p{color:var(--c-muted);margin-bottom:26px}
.contact-band-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Footer ---------- */
.footer{background:#27303f;color:#aeb8c6;padding:60px 40px 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;max-width:1200px;margin:0 auto}
.footer-col h4{color:#fff;font-size:1.05rem;margin-bottom:16px}
.footer-col h4 span{color:var(--c-accent)}
.footer-col p{font-size:.86rem;line-height:1.8;color:#9aa6b5}
.footer-col a{display:block;color:#9aa6b5;font-size:.88rem;margin-bottom:9px;transition:.3s}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{text-align:center;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);font-size:.82rem;color:#8490a0}

/* ---------- 返回顶部 ---------- */
.back-top{position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:8px;background:var(--c-primary);color:#fff;border:none;font-size:1.2rem;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(16px);transition:.35s;z-index:999}
.back-top.show{opacity:1;visibility:visible;transform:none}

/* ---------- 滚动动画 ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
.fade-in{opacity:0;transform:translateY(34px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:none}

/* ---------- 内页公共 ---------- */
.page-hero{position:relative;background:var(--grad);padding:150px 0 80px;text-align:center;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(ellipse 26px 34px at 50% 100%,rgba(30,111,217,.25) 0%,transparent 70%);background-size:100% 100%;background-repeat:no-repeat}
.page-hero h1{font-size:clamp(28px,4vw,40px);font-weight:900;color:var(--c-gray);position:relative}
.page-hero h1 strong{color:var(--c-primary)}
.page-hero p{max-width:620px;margin:12px auto 0;color:var(--c-muted);position:relative}
.crumbs{font-size:.85rem;margin-top:14px;color:var(--c-muted);position:relative}
.crumbs a{color:var(--c-primary);text-decoration:underline}

/* ---------- 关于页 ---------- */
.about-grid-wrap{padding:80px 0 40px;background:var(--c-bg)}
.about-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:50px;align-items:center}
.about-text h2{font-size:2rem;margin-bottom:16px;color:var(--c-gray)}
.about-text h2 span{color:var(--c-primary)}
.about-text p{margin-bottom:14px;color:var(--c-muted);font-size:.95rem}
.about-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:linear-gradient(135deg,#2a7de0,#1e6fd9);border-radius:var(--radius);padding:40px;color:#fff;margin:0 auto 20px;max-width:1100px}
.stats-band .stat{text-align:center}
.stats-band b{font-size:2.2rem;font-weight:900;display:block}
.stats-band span{display:block;font-size:.95rem;margin-top:4px;opacity:.95}
.stats-band em{font-size:.8rem;opacity:.8;font-style:normal}
.lab-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:1100px;margin:0 auto}
.lab-item{background:#fff;border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow);transition:.35s}
.lab-item:hover{transform:translateY(-6px)}
.lab-item .ico{font-size:2rem;margin-bottom:10px}
.lab-item h4{font-size:1rem;margin-bottom:8px}
.lab-item p{font-size:.84rem;color:var(--c-muted)}
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;max-width:1000px;margin:0 auto}
.cert-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);text-align:center;border:1px solid rgba(30,111,217,.15)}
.cert-card:hover{transform:translateY(-6px);transition:.35s}
.cert-card .cert-ico{font-size:1.8rem;margin-bottom:10px}
.cert-card h4{margin-bottom:6px}
.cert-card p{font-size:.84rem;color:var(--c-muted)}
.timeline{max-width:820px;margin:0 auto;padding:30px 0 40px;position:relative}
.timeline::before{content:"";position:absolute;left:8px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--c-primary),var(--c-accent));border-radius:3px}
.timeline-item{position:relative;padding:0 0 36px 44px}
.timeline-item .dot{position:absolute;left:0;top:6px;width:18px;height:18px;background:var(--c-primary);border:4px solid #fff;border-radius:50%;box-shadow:0 0 0 4px #d6e6fb}
.timeline-item h3{font-size:1.05rem;color:var(--c-primary)}
.timeline-item p{font-size:.88rem;color:var(--c-muted);margin-top:6px}

/* ---------- 团队 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;max-width:1100px;margin:0 auto}
.news-grid-3{grid-template-columns:repeat(3,1fr)}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.35s}
.news-card:hover{transform:translateY(-6px)}
.news-card a img{width:100%;height:180px;object-fit:cover}
.news-card .n-body{padding:22px}
.news-card h3{font-size:1.02rem;margin-bottom:8px}
.news-card h3 a{color:inherit;text-decoration:none}
.news-card h3 a:hover{color:var(--c-primary)}
.news-card p{font-size:.88rem;color:var(--c-muted);margin-bottom:12px}
.news-card .n-meta{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--c-muted)}
.news-card .n-meta a{color:var(--c-primary);font-weight:600}

/* ---------- 产品页 ---------- */
.cat-tabs{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:40px}
.cat-tab{padding:10px 24px;border-radius:8px;border:1px solid rgba(30,111,217,.3);background:#fff;color:var(--c-gray);cursor:pointer;font-size:.9rem;transition:.3s;font-family:inherit}
.cat-tab.active,.cat-tab:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;max-width:1100px;margin:0 auto}
.spec-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.35s}
.spec-card:hover{transform:translateY(-6px)}
.spec-card img{width:100%;height:190px;object-fit:cover}
.spec-card .spec-body{padding:22px}
.spec-card h3{font-size:1.05rem;margin-bottom:8px}
.spec-card h3 a{color:inherit;text-decoration:none}
.spec-card h3 a:hover{color:var(--c-primary)}
.spec-card p{font-size:.88rem;color:var(--c-muted);margin-bottom:14px}
.spec-params{border-top:1px dashed rgba(30,111,217,.3);padding-top:12px;font-size:.82rem;color:var(--c-muted)}
.spec-params b{color:var(--c-primary)}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:44px;max-width:1100px;margin:0 auto;padding:80px 24px}
.contact-form{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.contact-form h2{font-size:1.5rem;margin-bottom:6px;color:var(--c-gray)}
.form-sub{color:var(--c-muted);font-size:.9rem;margin-bottom:24px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:.9rem;font-weight:600;margin-bottom:8px;color:var(--c-gray)}
.form-group label em{color:var(--c-primary);font-style:normal}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 16px;border:1px solid #d7e0ec;border-radius:8px;font-family:inherit;font-size:.94rem;transition:.3s;background:#fbfcfe;color:var(--c-gray)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(30,111,217,.12)}
.form-group input.invalid,.form-group textarea.invalid,.form-group select.invalid{border-color:#e53935;background:#fff5f5}
.form-group textarea{resize:vertical;min-height:130px}
.consent{display:flex;align-items:flex-start;gap:8px;font-size:.84rem;color:var(--c-muted);margin-bottom:20px}
.form-success{display:none;background:#e8f7ee;border:1px solid #a5e0bd;color:#1e7a44;padding:14px 18px;border-radius:8px;margin-bottom:18px;font-size:.9rem}
.form-success.show{display:block}
.contact-info{display:flex;flex-direction:column;gap:16px}
.info-card{display:flex;gap:16px;background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.info-icon{font-size:1.7rem;flex-shrink:0}
.info-card h4{font-size:.95rem;margin-bottom:4px}
.info-card p{font-size:.87rem;color:var(--c-muted);line-height:1.7}
.contact-img{border-radius:var(--radius);overflow:hidden;margin-top:auto;box-shadow:var(--shadow)}
.contact-img img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 地图示意 ---------- */
.map{padding:0 24px 80px;background:var(--c-bg)}
.map-panel{position:relative;height:380px;border-radius:var(--radius);overflow:hidden;background:var(--grad);border:1px solid rgba(30,111,217,.15)}
.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(30,111,217,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(30,111,217,.08) 1px,transparent 1px);background-size:60px 60px}
.map-pin{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--c-primary);color:#fff;padding:12px 20px;border-radius:40px;font-size:14px;box-shadow:0 10px 26px rgba(30,111,217,.4);z-index:2}
.map-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:#fff;margin-right:8px;animation:blink 1s infinite}
.map-hint{position:absolute;bottom:16px;left:0;right:0;text-align:center;color:var(--c-muted);font-size:12px;z-index:2}
@keyframes blink{50%{opacity:.25}}

/* ---------- CMS 适配 ---------- */
.cms-section{padding:80px 0}
.cms-detail{max-width:900px;margin:0 auto}
.cms-detail>img{border-radius:var(--radius);margin:0 auto 12px;max-width:100%}
.cms-detail h1{font-size:2rem;margin:18px 0;color:var(--c-gray)}
.cms-detail .lead{color:var(--c-muted);margin-bottom:20px;font-size:1.05rem}
.cms-detail .news-date-label{color:var(--c-primary);font-size:.88rem}
.cms-content h2{font-size:1.5rem;margin:24px 0 12px;color:var(--c-gray)}
.cms-content h3{font-size:1.25rem;margin:20px 0 10px;color:var(--c-gray)}
.cms-content p,.cms-content ul,.cms-content li{color:var(--c-muted);margin-bottom:15px;line-height:1.9}
.cms-content ul{padding-left:18px;list-style:disc}
.cms-content img{border-radius:var(--radius)}
.cms-back{display:inline-block;color:var(--c-primary);font-size:.9rem;margin-bottom:20px}
.cms-back:hover{text-decoration:underline}
.cms-pager{padding:30px 0;text-align:center}
.cms-pager .pagination{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.cms-pager .page-link{padding:10px 16px;border:1px solid rgba(30,111,217,.3);border-radius:8px;background:#fff;color:var(--c-muted);font-size:14px;transition:.3s;display:inline-block}
.cms-pager .page-link:hover{border-color:var(--c-primary);color:var(--c-primary)}
.cms-pager .page-item.active .page-link{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.cms-pager .page-item.disabled .page-link{opacity:.5;pointer-events:none}
.cms-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cms-card{display:block;background:#fff;border:1px solid rgba(30,111,217,.15);border-radius:12px;padding:20px;transition:.3s}
.cms-card:hover{border-color:var(--c-primary);box-shadow:var(--shadow)}
.cms-card h3{font-size:1.05rem;margin-bottom:8px;color:var(--c-gray)}
.cms-card p{color:var(--c-muted);font-size:.9rem}
.form-alert-err{background:#fdecea;border:1px solid #f3c6c0;color:#b23b35;padding:14px 18px;border-radius:8px;margin-bottom:18px}
.form-submit{width:100%;border:0}
.error-text{display:none;color:#e53935;font-size:.8rem;margin-top:6px}

/* ---------- 响应式 ---------- */
@media(max-width:1024px){
  .power-grid,.lab-grid{grid-template-columns:1fr}
  .tube-grid{grid-template-columns:repeat(2,1fr)}
  .lab-list{grid-template-columns:repeat(2,1fr)}
  .cert-grid,.spec-grid,.news-grid,.news-grid-3{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .navbar{padding:0 20px}
  .nav-links{position:fixed;top:0;right:-100%;height:100vh;width:280px;background:#fff;flex-direction:column;padding:90px 30px;gap:24px;transition:.4s;box-shadow:-10px 0 40px rgba(0,0,0,.12)}
  .nav-links.open{right:0}
  .menu-toggle{display:flex;z-index:1100}
  .menu-toggle.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .menu-toggle.active span:nth-child(2){opacity:0}
  .menu-toggle.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .hero{padding:110px 0 60px}
  .hero h1{font-size:2.1rem}
  .hero-beaker{display:none}
  .hero-data{flex-wrap:wrap;gap:22px}
  .section{padding-left:0;padding-right:0}
  .section-title{font-size:1.6rem}
  .tube-grid,.power-grid{grid-template-columns:1fr}
  .lab-card{flex-direction:column}
  .lab-img{width:100%;min-height:180px}
  .about-grid{grid-template-columns:1fr;gap:28px}
  .lab-list,.cert-grid,.spec-grid,.news-grid,.news-grid-3{grid-template-columns:1fr}
  .stats-band{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .contact-grid{padding-left:20px;padding-right:20px}
}