/* ============================================================
   浙江国涛滤料科技有限公司 · 官网样式 v2
   上市公司官网形式 · 深蓝庄重风 · 响应式 · 自包含
   ============================================================ */
:root{
  --navy-900:#06294d;
  --navy-800:#0b3d6e;
  --navy-700:#12508c;
  --blue-600:#1a6bb8;
  --blue-500:#2f81d6;
  --blue-100:#e8f1fa;
  --cyan:#3ec6e8;
  --gold:#00a651; /* 品牌点缀色（Logo 翡翠绿） */
  --ink:#222f3e;
  --gray:#5d6b7c;
  --line:#e2e8f0;
  --bg:#f4f7fa;
  --white:#fff;
  --radius:8px;
  --shadow:0 6px 20px rgba(11,61,110,.08);
  --shadow-lg:0 16px 44px rgba(11,61,110,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none}
a:hover{color:var(--navy-800)}
.container{width:min(1200px,92%);margin:0 auto}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy-900);color:#9db9d8;font-size:12.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:34px;gap:12px;flex-wrap:wrap}
.topbar a{color:#cfe4ff}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;align-items:center}

/* ---------- 主导航（深蓝实底 + 下拉） ---------- */
.site-header{position:sticky;top:0;z-index:200;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(23,35,58,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:21px;letter-spacing:1px}
.brand small{display:block;font-size:9.5px;font-weight:600;color:#8fb0d4;letter-spacing:3px;text-transform:uppercase;margin-top:1px}
.brand .btext{display:flex;flex-direction:column;justify-content:center}
.brand .brand-logo{height:42px;width:auto;display:block}
.footer-brand .brand-logo{height:40px;width:auto}
@media (max-width:768px){.brand .brand-logo{height:36px}}
.brand .btext b{display:block;font-size:18px;font-weight:800;font-style:italic;letter-spacing:2.5px;line-height:1.15;color:#fff}
.brand .btext small{display:block;font-size:11px;font-weight:600;letter-spacing:2.5px;color:#9db9d8;margin-top:1px;text-transform:none}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none}
.nav-links>li{position:relative}
.nav-links>li>a{
  display:block;padding:26px 15px;color:var(--ink);font-size:15px;font-weight:600;
  transition:background .2s,color .2s;
}
.nav-links>li>a:hover,.nav-links>li.active>a{background:var(--blue-100);color:var(--blue-600)}
.nav-links .has-sub>a::after{content:"▾";margin-left:5px;font-size:11px;color:#a4b3cb}
.dropdown{
  position:absolute;top:100%;left:0;min-width:190px;background:#fff;
  border-radius:0 0 6px 6px;box-shadow:0 14px 34px rgba(6,41,77,.22);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .22s ease;z-index:300;padding:6px 0;
}
.nav-links>li:hover .dropdown,.nav-links>li:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:10px 18px;font-size:14px;color:var(--ink);border-left:3px solid transparent}
.dropdown a:hover{background:var(--blue-100);color:var(--blue-600);border-left-color:var(--blue-600)}
.nav-cta{background:var(--gold);color:#fff!important;border-radius:6px;padding:11px 20px!important;margin-left:12px;font-weight:700;font-size:14.5px}
.nav-cta:hover{background:#23b86f;color:#fff!important}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2.5px;background:var(--navy-900);margin:5px 0;border-radius:2px;transition:.25s}

/* ---------- 轮播 Banner ---------- */
.slider{position:relative;height:clamp(380px,46vw,540px);overflow:hidden;background:var(--navy-900)}
.slide{
  position:absolute;inset:0;display:flex;align-items:center;
  opacity:0;visibility:hidden;transition:opacity .7s ease;color:#fff;
}
.slide.active{opacity:1;visibility:visible}
.slide-bg{position:absolute;inset:0}
.slide .gridline{
  position:absolute;inset:0;opacity:.14;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.55) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse at 62% 45%, #000 20%, transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 62% 45%, #000 20%, transparent 72%);
}
.slide-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg, rgba(6,41,77,.78), rgba(6,41,77,.58));
  z-index:0;
}
.s1 .slide-bg{background:url('../assets/banner-s1.webp') center/cover no-repeat}
.s2 .slide-bg{background:url('../assets/banner-s2.webp') center/cover no-repeat}
.s3 .slide-bg{background:url('../assets/banner-s3.webp') center/cover no-repeat}
.slide-inner{position:relative;width:min(1200px,92%);margin:0 auto;padding:30px 0;z-index:2}
.slide .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:3px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);font-size:13px;letter-spacing:2px;color:#cfe4ff;margin-bottom:20px}
.slide h2{font-size:clamp(28px,4.4vw,50px);font-weight:800;line-height:1.22;letter-spacing:1px;max-width:780px}
.slide h2 em{font-style:normal;color:var(--cyan)}
.slide .sub{margin:18px 0 30px;font-size:clamp(14.5px,1.6vw,17.5px);color:#c6d7ef;max-width:640px}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:5px;
  font-weight:700;font-size:15px;cursor:pointer;border:0;transition:all .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--gold);color:#fff;box-shadow:0 8px 22px rgba(200,162,74,.35)}
.btn-primary:hover{background:#d9b25c;color:#fff}
.btn-ghost{background:rgba(255,255,255,.1);color:#eaf2ff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.slider-dots{position:absolute;bottom:26px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:5}
.slider-dots button{width:34px;height:4px;border:0;cursor:pointer;border-radius:2px;background:rgba(255,255,255,.3);transition:background .3s}
.slider-dots button.active{background:var(--gold)}
.slider-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.35);
  background:rgba(8,32,58,.35);color:#fff;font-size:20px;cursor:pointer;transition:background .2s;
}
.slider-arrow:hover{background:var(--gold);border-color:var(--gold)}
.slider-arrow.prev{left:18px}
.slider-arrow.next{right:18px}

/* ---------- 板块 ---------- */
.section{padding:78px 0}
.section.alt{background:var(--white)}
.section-head{margin-bottom:44px}
.section-head.center{text-align:center}
.kicker{display:block;font-size:12.5px;font-weight:700;letter-spacing:3px;color:var(--blue-600);text-transform:uppercase;margin-bottom:8px}
.section-head h2{font-size:clamp(24px,3vw,33px);font-weight:800;color:var(--navy-900);position:relative;padding-bottom:14px;letter-spacing:1px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:52px;height:3px;background:var(--gold);border-radius:2px}
.section-head.center h2::after{left:50%;transform:translateX(-50%)}
.section-head p{color:var(--gray);margin-top:14px;font-size:15px}
.more-link{display:inline-block;margin-top:8px;font-size:14px;font-weight:700;color:var(--blue-600)}
.more-link:hover{color:var(--navy-800)}

/* ---------- 公司简介（左图右文） ---------- */
.intro-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.intro-visual{
  position:relative;border-radius:10px;overflow:hidden;min-height:330px;
  background:linear-gradient(160deg,var(--navy-800),var(--navy-700));
  display:flex;align-items:flex-end;color:#fff;padding:28px;
}
.intro-visual .gridline{opacity:.12}
.intro-visual .iv-badge{
  position:absolute;top:22px;left:22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);
  border-radius:4px;padding:8px 14px;font-size:12.5px;letter-spacing:1.5px;color:#d5e6fa;
}
.intro-visual .iv-title{position:relative;font-size:26px;font-weight:800;letter-spacing:2px}
.intro-visual .iv-title small{display:block;font-size:12px;font-weight:400;color:#9db9d8;letter-spacing:1px;margin-top:6px}
.intro-text h3{font-size:22px;color:var(--navy-900);font-weight:800;margin-bottom:16px;line-height:1.5}
.intro-text p{color:var(--gray);font-size:15px;margin-bottom:14px}
.intro-text p strong{color:var(--navy-800)}
.intro-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 26px}
.ip{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink);font-weight:600}
.ip svg{flex:none;margin-top:3px}

/* ---------- 数据指标条 ---------- */
.stat-band{background:linear-gradient(120deg,var(--navy-900),var(--navy-700));color:#fff}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(255,255,255,.12)}
.stat{padding:34px 14px;text-align:center;background:rgba(6,41,77,.35)}
.stat b{display:block;font-size:clamp(26px,3vw,38px);font-weight:800;color:#fff}
.stat b i{font-style:normal;color:var(--gold)}
.stat span{font-size:13px;color:#a9c3e4}

/* ---------- 产品与服务 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.prod-card{background:var(--white);border:1px solid var(--line);border-top:3px solid var(--blue-600);border-radius:6px;padding:26px 22px;transition:all .25s}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-top-color:var(--gold)}
.prod-card .p-ico{width:52px;height:52px;border-radius:8px;background:var(--blue-100);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.prod-card h3{font-size:18px;font-weight:800;color:var(--navy-900);margin-bottom:8px}
.prod-card p{font-size:13.5px;color:var(--gray);min-height:60px}
.prod-card .p-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 16px}
.p-tag{font-size:12px;padding:2px 9px;border-radius:3px;background:var(--blue-100);color:var(--blue-600);font-weight:600}
.prod-card .p-more{font-size:13.5px;font-weight:700;color:var(--blue-600)}
.prod-card .p-more:hover{color:var(--navy-800)}

/* ---------- 应用领域 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.app-item{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:20px 12px;text-align:center;transition:all .2s}
.app-item:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-3px);box-shadow:var(--shadow)}
.app-item b{display:block;font-size:14.5px;color:var(--navy-800)}
.app-item span{display:block;font-size:11.5px;color:#a4b3cb;margin-top:4px}

/* ---------- 新闻动态 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:22px 20px;transition:all .25s;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.news-card .n-date{font-size:12.5px;color:var(--gold);font-weight:700;letter-spacing:1px;margin-bottom:10px}
.news-card h3{font-size:16px;color:var(--navy-900);font-weight:800;margin-bottom:10px;line-height:1.5}
.news-card p{font-size:13.5px;color:var(--gray);flex:1}
.news-card .n-more{margin-top:14px;font-size:13px;font-weight:700;color:var(--blue-600)}

/* ---------- 资质条 ---------- */
.honor-band{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.honor-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.honor-item{display:flex;gap:14px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:6px;transition:all .2s}
.honor-item:hover{box-shadow:var(--shadow);border-color:var(--blue-600)}
.honor-item svg{flex:none}
.honor-item b{display:block;font-size:15px;color:var(--navy-900)}
.honor-item span{font-size:12.5px;color:var(--gray)}

/* ---------- CTA ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy-800),var(--navy-700));color:#fff;text-align:center;padding:64px 0}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;margin-bottom:10px}
.cta-band p{color:#bcd2ec;margin-bottom:26px}
.btn-white{background:#fff;color:var(--blue-600)!important}
.btn-white:hover{background:#eaf2fa;color:var(--blue-600)!important}

/* ---------- 页脚（多栏 + 部门联系方式 + 备案） ---------- */
.site-footer{background:var(--bg);color:var(--gray);font-size:13.5px;border-top:1px solid var(--line)}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding:56px 0 40px}
.footer-top h5{color:var(--navy-900);font-size:15px;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-top h5::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--gold)}
.footer-top ul{list-style:none}
.footer-top li{margin-bottom:9px}
.footer-top a{color:var(--gray)}
.footer-top a:hover{color:var(--blue-600)}
.footer-brand p{margin-top:14px;font-size:13px;max-width:290px;line-height:1.8}
.f-dept{margin-bottom:16px}
.f-dept b{display:block;color:var(--navy-800);font-size:13px;margin-bottom:3px}
.f-dept span{font-size:13px}
.f-dept a{color:var(--blue-600)}
.footer-bottom{border-top:1px solid var(--line);padding:16px 0;font-size:12px;text-align:center;color:#a4b3cb}
.footer-bottom a{color:#8fa5c4}
.footer-bottom a:hover{color:var(--blue-600)}

/* ---------- 内页横幅 ---------- */
.page-hero{background:linear-gradient(140deg,var(--navy-900),var(--navy-700));color:#fff;padding:58px 0 54px;position:relative;overflow:hidden}
.page-hero .gridline{opacity:.1}
.page-hero h1{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:1px;position:relative}
.page-hero h1::after{content:"";display:block;width:52px;height:3px;background:var(--gold);margin-top:14px;border-radius:2px}
.page-hero p{color:#c6d7ef;margin-top:16px;max-width:680px;font-size:15px}
.crumb{font-size:12.5px;color:#8fb0d4;margin-bottom:16px}
.crumb a{color:#cfe4ff}

/* ---------- 产品内页 ---------- */
.prod-section{padding:64px 0;border-bottom:1px solid var(--line)}
.prod-section:last-child{border-bottom:0}
.prod-sub{padding:0 0 56px;border-bottom:1px solid var(--line)}
.prod-sub .prod-sec-head .num{background:var(--blue-100);color:var(--blue-600)}
.prod-sub .prod-sec-head h2{font-size:20px}
.prod-sec-head{display:flex;align-items:center;gap:14px;margin-bottom:8px}
.prod-sec-head .num{width:44px;height:44px;flex:none;border-radius:6px;background:var(--navy-800);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.prod-sec-head h2{font-size:23px;font-weight:800;color:var(--navy-900)}
.prod-sec-head span{font-size:12.5px;color:var(--gold);font-weight:700;letter-spacing:2px;text-transform:uppercase}
.prod-intro{color:var(--gray);font-size:14.5px;max-width:880px;margin:10px 0 24px 58px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--white);margin-left:58px}
table.rich{width:100%;border-collapse:collapse;font-size:13.5px;min-width:660px}
table.rich th{background:var(--navy-800);color:#fff;text-align:left;padding:12px 14px;font-weight:700;white-space:nowrap;font-size:13px}
table.rich td{padding:11px 14px;border-top:1px solid var(--line);color:#33445e;vertical-align:top}
table.rich tbody tr:nth-child(even){background:#f8fafd}
table.rich tbody tr:hover{background:var(--blue-100)}
.sell{font-size:13px;color:var(--blue-600);font-weight:700;margin-top:14px;margin-left:58px}
.sell::before{content:"◆ ";color:var(--gold)}
.prod-figure{margin:0 0 24px 58px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.prod-figure img{width:100%;height:auto;display:block}
.prod-figure figcaption{padding:10px 16px;font-size:13px;color:var(--gray);border-top:1px solid var(--line)}
.anchor-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.anchor-pills a{padding:8px 16px;border-radius:4px;background:var(--white);border:1px solid var(--line);font-size:13.5px;font-weight:700;color:var(--navy-800);transition:all .2s}
.anchor-pills a:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-2px)}

/* ---------- 关于页 ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.about-text h3{font-size:22px;color:var(--navy-900);font-weight:800;margin-bottom:16px}
.about-text p{color:var(--gray);font-size:15px;margin-bottom:14px}
.about-facts{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:26px 24px;box-shadow:var(--shadow)}
.about-facts li{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px}
.about-facts li:last-child{border-bottom:0}
.about-facts li b{color:var(--navy-900);white-space:nowrap}
.about-facts li span{color:var(--gray);text-align:right}
.timeline{max-width:780px;margin:0 auto;position:relative;padding-left:36px}
.timeline::before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--blue-600),var(--gold))}
.tl-item{position:relative;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-32px;top:6px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--blue-600)}
.tl-item b{display:block;color:var(--navy-900);font-size:16.5px;margin-bottom:6px}
.tl-item p{color:var(--gray);font-size:14.5px}
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.honor-card{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:26px 18px;text-align:center;transition:all .2s}
.honor-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.honor-card b{display:block;font-size:16px;color:var(--navy-900);margin:12px 0 6px}
.honor-card span{font-size:12.5px;color:var(--gray)}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:start}
.c-dept{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:20px 22px;display:flex;gap:16px;align-items:flex-start;transition:box-shadow .2s;margin-bottom:14px}
.c-dept:hover{box-shadow:var(--shadow)}
.c-dept .ico{width:44px;height:44px;flex:none;border-radius:6px;background:var(--blue-100);display:flex;align-items:center;justify-content:center}
.c-dept h4{font-size:15px;color:var(--navy-900);margin-bottom:3px}
.c-dept p{font-size:14px;color:var(--gray)}
.c-dept a{font-weight:700}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:34px 30px;box-shadow:var(--shadow)}
.form-card h3{font-size:20px;color:var(--navy-900);margin-bottom:6px}
.form-card .hint{font-size:13px;color:var(--gray);margin-bottom:24px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.f-field label{display:block;font-size:13.5px;font-weight:700;color:var(--navy-800);margin-bottom:7px}
.f-field input,.f-field select,.f-field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:5px;
  font-size:14.5px;font-family:inherit;color:var(--ink);background:#fbfcfe;transition:border-color .2s;
}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{outline:none;border-color:var(--blue-600);background:#fff}
.f-field textarea{resize:vertical;min-height:120px}
.form-msg{display:none;margin-top:16px;padding:13px 16px;border-radius:5px;font-size:14px;background:#e9f9ef;color:#1d7a3f;border:1px solid #bfe8cd}
.form-msg.error{background:#fdecec;color:#b3261e;border-color:#f3c1c1}

/* ---------- 产品实拍图墙 / 证书展示 ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g-item{margin:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;transition:box-shadow .25s,transform .25s}
.g-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.g-item img{width:100%;height:auto;display:block}
.g-item figcaption{padding:10px 14px;font-size:13px;color:var(--gray);border-top:1px solid var(--line)}
.cert-wrap img{width:100%;border:1px solid var(--line);border-radius:8px;display:block;background:#fff}
.cert-note{font-size:13px;color:var(--gray);margin-top:14px;text-align:center;max-width:860px;margin-left:auto;margin-right:auto}
@media (max-width:1024px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.gallery-grid{grid-template-columns:1fr}}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(3,1fr)}
  .honor-list,.honor-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .contact-grid,.about-grid,.intro-grid{grid-template-columns:1fr}
  .table-wrap,.sell{margin-left:0}
  .stats{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:768px){
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:0;right:-300px;width:290px;height:100vh;overflow-y:auto;
    background:#fff;flex-direction:column;align-items:stretch;
    padding:86px 20px 30px;box-shadow:-14px 0 44px rgba(4,20,40,.18);
    transition:right .3s ease;z-index:400;
  }
  .nav-links.open{right:0}
  .nav-links>li>a{padding:13px 10px;font-size:15.5px;border-bottom:1px solid var(--line)}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:var(--bg);border-radius:4px;margin:0 0 8px;padding:4px 0}
  .dropdown a{color:var(--ink);border-left:0;padding:9px 14px;font-size:14px}
  .dropdown a:hover{background:#fff;color:var(--blue-600)}
  .nav-cta{margin:14px 0 0;text-align:center}
  .nav-overlay{position:fixed;inset:0;background:rgba(4,20,40,.5);z-index:350;opacity:0;pointer-events:none;transition:opacity .3s}
  .nav-overlay.show{opacity:1;pointer-events:auto}
  .slider{height:440px}
  .slider-arrow{display:none}
  .prod-grid,.news-grid{grid-template-columns:1fr}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr;gap:30px;padding:44px 0 30px}
  .f-row{grid-template-columns:1fr}
  .section{padding:56px 0}
  .timeline{padding-left:28px}
  .tl-item::before{left:-24px}
  .intro-points{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .topbar .tb-right{display:none}
}