/* ==========================================================
   天元官网 · 航天蓝配色体系（全局样式）
   主色：酞青蓝 #0F3D75 / 航天蓝 #1B5A9E / 天蓝 #00A0E9
   所有色值取自《航天蓝配色.css》，不得引入色卡外颜色
   ========================================================== */
:root{
  /* 主色 */
  --primary:#0F3D75;
  --primary-l10:#275083; --primary-l20:#3F6491; --primary-l30:#57779E;
  --primary-d10:#0E3769; --primary-d20:#0C315E; --primary-d40:#092546; --primary-d60:#06182F;
  /* 主色浅 */
  --pl:#1B5A9E;
  --pl-l20:#497BB1; --pl-l80:#D1DEEC; --pl-l90:#E8EEF5;
  --pl-d20:#16487E; --pl-d40:#10365F;
  /* 辅助色 */
  --accent:#00A0E9;
  --accent-l80:#CCECFB; --accent-l90:#E6F6FD; --accent-d20:#0080BA; --accent-d40:#00608C;
  /* 浅底 */
  --surface:#EEF4FA;
  --surface-d10:#D6DCE1; --surface-d20:#BEC3C8; --surface-d30:#A7ABAF;
  /* 文字 */
  --ink:#1A1A1A; --ink-l30:#5F5F5F; --ink-l60:#A3A3A3; --ink-l80:#D1D1D1;
  --mute:#5C6670; --mute-l30:#8D949B; --mute-d20:#4A525A;
  /* 强调（少用） */
  --alert:#C8102E; --alert-l90:#FAE7EA; --alert-d20:#A00D25;
  /* 状态 */
  --ok:#00608C; --warn:#C8102E;  /* 状态色同样取自色卡：天蓝深=正向，中国红=负向 */
  /* 结构 */
  --white:#FFFFFF; --line:var(--surface-d20); --line-soft:var(--surface-d10);
  --nav-h:78px; --topbar-h:34px;
  --radius:8px;
  --shadow:0 4px 18px rgba(15,61,117,.10);
  --shadow-lg:0 10px 30px rgba(15,61,117,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  color:var(--ink);background:var(--white);line-height:1.75;font-size:15px;
  -webkit-font-smoothing:antialiased;padding-top:calc(var(--topbar-h) + var(--nav-h))}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- 顶栏 ---------- */
.topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-h);z-index:120;
  background:var(--primary-d20);color:#C8D7E8;font-size:12.5px}
.topbar-in{max-width:1380px;margin:0 auto;padding:0 32px;height:100%;
  display:flex;align-items:center;justify-content:space-between}
.topbar-in .org{opacity:.92}
.topbar-right{display:flex;align-items:center;gap:16px}
.topbar-right a{color:#C8D7E8}
.topbar-right a:hover{color:var(--accent-l80)}
.lang{border:1px solid rgba(255,255,255,.25);border-radius:3px;padding:1px 8px}

/* ---------- 主导航（固定吸顶，滚动缩小） ---------- */
.nav{position:fixed;top:var(--topbar-h);left:0;right:0;z-index:110;
  background:var(--white);border-bottom:1px solid var(--line-soft);
  box-shadow:0 1px 8px rgba(15,61,117,.06);
  transition:height .3s,background .3s,box-shadow .3s;height:var(--nav-h)}
.nav.sm{height:56px;background:var(--white);box-shadow:0 2px 12px rgba(6,24,47,.10)}
.nav.sm .logo-t{font-size:16px}
.nav-in{max-width:1380px;margin:0 auto;padding:0 32px;height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:11px;color:var(--primary);flex:0 0 auto}
.logo-m{width:36px;height:36px;border-radius:8px;flex:none;
  background:linear-gradient(135deg,var(--primary-d40),var(--primary) 55%,var(--pl));
  position:relative}
.logo-m::after{content:"";position:absolute;inset:7px;border:2px solid var(--white);
  border-radius:50%;border-right-color:transparent;border-bottom-color:transparent;
  transform:rotate(45deg)}
.nav.sm .logo-m{width:30px;height:30px}
.nav.sm .logo-m::after{inset:6px;border-width:2px}
.logo-t{font-size:18px;font-weight:700;letter-spacing:2px;transition:.3s}
.logo-s{font-size:10.5px;color:var(--mute);letter-spacing:1px;margin-top:-3px}
.menu{display:flex;gap:2px;flex:1}
.menu>li{position:relative}
.menu>li>a{display:flex;align-items:center;height:var(--nav-h);padding:0 15px;
  font-size:14.5px;color:var(--ink-l30);transition:.2s;white-space:nowrap}
.nav.sm .menu>li>a{height:70px;padding:0 22px}
.menu>li>a:hover{color:var(--primary);background:var(--surface)}
.menu>li.on>a{color:var(--primary);font-weight:700}
.menu>li.on>a::after{content:"";position:absolute;left:15px;right:15px;bottom:0;height:3px;background:var(--accent)}
/* 二级下拉 */
.sub{display:none;position:absolute;top:100%;left:0;min-width:190px;background:#fff;
  border:1px solid var(--line-soft);border-top:3px solid var(--accent);
  box-shadow:var(--shadow-lg);border-radius:0 0 6px 6px;overflow:hidden}
.menu>li:hover .sub{display:block}
.sub a{display:block;padding:10px 16px;font-size:13.5px;color:var(--ink);border-bottom:1px solid var(--surface)}
.sub a:last-child{border-bottom:0}
.sub a:hover{background:var(--surface);color:var(--primary);padding-left:20px}
/* 解决方案下拉 · 子级缩进（新增 2026-10-19） */
.sub a.sub-sub{padding-left:30px;font-size:12.5px;color:var(--mute)}
.sub a.sub-sub:hover{padding-left:34px;color:var(--primary);background:var(--pl-l90)}
.sub-m a.sub-sub{padding-left:52px;font-size:12.5px;color:#8FA8C4}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:4px;color:var(--primary);font-size:15px;min-width:44px;min-height:44px}
.icon-btn:hover{background:var(--surface);color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 24px;border:0;border-radius:4px;
  font-size:14.5px;font-weight:700;cursor:pointer;transition:.18s;font-family:inherit}
.btn-p{background:var(--accent);color:var(--ink)}
.btn-p:hover{background:#33B3ED;transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,160,233,.32)}
.btn-s{background:var(--pl);color:#fff}
.btn-s:hover{background:var(--pl-d20)}
.btn-o{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}
.btn-o:hover{border-color:var(--accent);color:var(--accent)}
.btn-lg{min-height:50px;padding:14px 34px;font-size:15.5px}
.btn-w{width:100%}
/* 导航栏“申请演示”按钮：航天蓝，与 banner 底部色系保持一致 */
.nav-right .btn-p,.drawer-f .btn-p{background:linear-gradient(135deg,var(--primary),var(--pl));color:#fff}
.nav-right .btn-p:hover,.drawer-f .btn-p:hover{background:linear-gradient(135deg,var(--primary-l10),var(--pl-l20));color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(15,61,117,.30)}
/* 汉堡 */
.hamburger{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;
  align-items:center;gap:5px;background:transparent;border:0;cursor:pointer}
.hamburger i{display:block;width:22px;height:2px;background:var(--primary);transition:.25s}
.hamburger.on i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.on i:nth-child(2){opacity:0}
.hamburger.on i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* 移动端抽屉 */
.drawer{position:fixed;inset:0;z-index:130;background:var(--primary-d40);
  transform:translateX(100%);transition:transform .3s;overflow-y:auto;visibility:hidden}
.drawer.on{transform:none;visibility:visible}
.drawer-h{height:60px;display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;border-bottom:1px solid rgba(255,255,255,.14);color:#fff}
.drawer-h b{font-size:16px}
.drawer-close{width:44px;height:44px;background:transparent;border:0;color:#fff;font-size:26px;cursor:pointer}
.drawer ul{padding:12px 0}
.drawer li>a{display:block;padding:14px 22px;color:#DCE9F5;font-size:15px;
  border-bottom:1px solid rgba(255,255,255,.08)}
.drawer li>a.on{color:var(--accent);font-weight:700}
.drawer .sub-m a{padding:11px 22px 11px 38px;font-size:13.5px;color:#A4BDD8}
.drawer-f{padding:22px}
.drawer-back{display:none;width:100%;margin-bottom:12px;background:transparent;
  border:1px solid rgba(255,255,255,.3);color:#fff;min-height:44px;border-radius:4px;font-size:14px}

/* ---------- 通用 Banner ---------- */
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/* ===== 首页首屏：卫星背景层（内联 SVG，无外链请求）===== */
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  background-size:cover;background-position:center top;background-repeat:no-repeat;
  opacity:.95}
.banner-sat .banner-in{z-index:3}
@media(max-width:860px){
  
}
.banner-in{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:0 32px}

.banner h1{font-size:42px;font-weight:700;line-height:1.25;letter-spacing:1px;margin-bottom:14px}
.banner h1 em{font-style:normal;color:var(--accent)}
.banner .lead{font-size:16.5px;color:#CFDCEA;max-width:720px;line-height:1.9}
.banner .spec{display:flex;gap:34px;flex-wrap:wrap;margin-top:28px}
.banner .spec div span{display:block;font-size:26px;font-weight:700;color:var(--accent)}
.banner .spec div small{font-size:12.5px;color:#BBCEE2}
.crumb{font-size:12.5px;color:var(--mute);padding:16px 0 0}
.crumb a:hover{color:var(--accent)}

/* ---------- 区块 ---------- */
.sec{padding:56px 0}
.sec.alt{background:var(--surface)}
.sec-h{text-align:center;margin-bottom:26px}
.sec-h .k{color:var(--accent);font-size:12.5px;font-weight:700;letter-spacing:3px;margin-bottom:8px}
.sec-h h2{font-size:31px;color:var(--primary);font-weight:700;margin-bottom:12px;letter-spacing:.5px}
.sec-h p{color:var(--mute);font-size:15px;max-width:780px;margin:0 auto}
.sec-h.left{text-align:left}
.sec-h.left p{margin:0}

/* ---------- 卡片 ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:28px 24px;transition:.25s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--pl-l80)}
.card .ico{width:42px;height:42px;border-radius:8px;background:var(--surface);
  border:1px solid var(--surface-d20);display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;color:var(--primary);margin-bottom:14px}
.card h3{font-size:18px;color:var(--primary);margin-bottom:9px;font-weight:700}
.card h4{font-size:16px;color:var(--primary);margin-bottom:8px;font-weight:700}
.card p{font-size:13.5px;color:var(--mute);line-height:1.85}
.card ul{margin-top:13px;padding-top:12px;border-top:1px dashed var(--surface-d20)}
.card li{font-size:12.5px;color:var(--ink-l30);padding-left:13px;position:relative;margin-bottom:4px}
.card li::before{content:"";position:absolute;left:0;top:9px;width:4px;height:4px;
  background:var(--accent);border-radius:50%}
.card .more{display:inline-block;margin-top:14px;font-size:13px;color:var(--accent-d40);font-weight:700}
.card .more:hover{color:var(--primary)}

/* 图文卡 */
.pcard{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.pcard:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.pcard .ph{height:150px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:15px;letter-spacing:2px;font-weight:700;position:relative}
.pcard .ph .ph-tag{position:absolute;top:10px;left:10px;background:rgba(15,61,117,.82);
  font-size:11.5px;padding:3px 10px;border-radius:3px;letter-spacing:0;font-weight:400}
.pcard .pb{padding:20px;flex:1;display:flex;flex-direction:column}
.pcard .pb h3{font-size:17px;color:var(--primary);margin-bottom:8px;font-weight:700}
.pcard .pb p{font-size:13px;color:var(--mute);line-height:1.8;flex:1}
.pcard .pb .more{margin-top:14px;font-size:13px;color:var(--accent-d40);font-weight:700;align-self:flex-start}
.pcard .pb .more:hover{color:var(--primary)}

/* ---------- 标签页 / 筛选 ---------- */
.tabs{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-bottom:30px}
.tab{min-height:44px;padding:10px 24px;border:1px solid var(--line);background:#fff;
  border-radius:4px;font-size:14px;color:var(--mute);cursor:pointer;transition:.2s;font-weight:700}
.tab:hover{border-color:var(--pl-l20);color:var(--primary)}
.tab.on{background:var(--primary);color:#fff;border-color:var(--primary)}
.pane{display:none}
.pane.on{display:block;animation:fade .35s}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:16px 20px;
  background:var(--surface);border-radius:var(--radius);margin-bottom:24px}
.filter-bar .lb{font-size:13px;color:var(--mute);font-weight:700;margin-right:4px}
.chip{min-height:38px;padding:7px 16px;background:#fff;border:1px solid var(--line);
  border-radius:20px;font-size:13px;color:var(--mute);cursor:pointer;transition:.2s}
.chip:hover{border-color:var(--pl-l20);color:var(--primary)}
.chip.on{background:var(--primary);color:#fff;border-color:var(--primary)}
.selected{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px;font-size:13px;color:var(--mute)}
.selected .sc{background:var(--pl-l90);border:1px solid var(--pl-l80);color:var(--primary);
  padding:3px 10px;border-radius:3px;font-size:12.5px}
.clear-all{background:none;border:0;color:var(--accent-d40);cursor:pointer;font-size:13px;
  text-decoration:underline;min-height:32px;padding:0 4px}

/* ---------- 表格 ---------- */
.tbl{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
.tbl th,.tbl td{border:1px solid var(--line-soft);padding:13px 16px;text-align:left}
.tbl th{background:var(--surface);color:var(--primary);font-weight:700;white-space:nowrap}
.tbl td{color:var(--ink-l30)}
.tbl tbody tr:hover{background:var(--pl-l90)}
.tbl .yes{color:var(--ok);font-weight:700}
.tbl .no{color:var(--mute-l30)}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ---------- 时间轴 ---------- */
.tl{position:relative;padding:10px 0}
.tl::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;
  background:var(--surface-d20);transform:translateX(-50%)}
.tl-i{position:relative;width:50%;padding:0 40px 34px 0}
.tl-i:nth-child(even){margin-left:50%;padding:0 0 34px 40px}
.tl-i::after{content:"";position:absolute;top:6px;right:-7px;width:12px;height:12px;
  background:var(--accent);border:3px solid #fff;border-radius:50%;box-shadow:0 0 0 2px var(--accent-l80)}
.tl-i:nth-child(even)::after{right:auto;left:-7px}
.tl-y{font-size:15px;font-weight:700;color:var(--primary);margin-bottom:5px}
.tl-c{background:#fff;border:1px solid var(--line-soft);border-radius:6px;padding:14px 18px;
  font-size:13.5px;color:var(--mute)}
.tl-c b{display:block;color:var(--primary);font-size:14.5px;margin-bottom:4px}

/* ---------- 表单 ---------- */
.form{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:28px}
.frow{margin-bottom:16px}
.frow label{display:block;font-size:13.5px;color:var(--ink);margin-bottom:6px;font-weight:700}
.frow label i{color:var(--alert);font-style:normal}
.frow input,.frow select,.frow textarea{width:100%;min-height:46px;padding:11px 14px;
  border:1px solid var(--line);border-radius:4px;font-size:14.5px;font-family:inherit;
  color:var(--ink);background:#fff;transition:.2s}
.frow textarea{min-height:96px;resize:vertical}
.frow input:focus,.frow select:focus,.frow textarea:focus{
  border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--accent-l90)}
.frow .err{display:none;font-size:12.5px;color:var(--alert);margin-top:5px}
.frow.bad input,.frow.bad textarea{border-color:var(--alert)}
.frow.bad .err{display:block}
.fnote{font-size:12.5px;color:var(--mute);margin-top:12px;line-height:1.8}
.fnote a{color:var(--accent-d40);text-decoration:underline}

/* ---------- FAQ 折叠 ---------- */
.faq{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:#fff}
.faq-i{border-bottom:1px solid var(--surface)}
.faq-i:last-child{border-bottom:0}
.faq-q{width:100%;min-height:56px;padding:16px 22px;background:#fff;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15px;font-weight:700;color:var(--primary);text-align:left;font-family:inherit}
.faq-q:hover{background:var(--surface)}
.faq-q span{transition:.25s;font-size:20px;color:var(--accent);flex:0 0 auto}
.faq-i.on .faq-q span{transform:rotate(45deg)}
.faq-a{display:none;padding:0 22px 18px;font-size:14px;color:var(--mute);line-height:1.9}
.faq-i.on .faq-a{display:block}

/* ---------- Logo 墙 ---------- */
.logos{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.logo-b{border:1px solid var(--line-soft);border-radius:6px;height:74px;background:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--mute-l30);
  filter:grayscale(1);opacity:.72;transition:.25s;text-align:center;padding:6px}
.logo-b:hover{filter:grayscale(0);opacity:1;border-color:var(--pl-l80);color:var(--primary)}

/* ---------- 新闻列表 ---------- */
.nlist{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.nlist a{display:flex;gap:22px;padding:20px 24px;border-bottom:1px solid var(--surface);transition:.2s}
.nlist a:last-child{border-bottom:0}
.nlist a:hover{background:var(--surface)}
.nlist .nd{flex:0 0 92px;text-align:center;color:var(--primary)}
.nlist .nd b{display:block;font-size:25px;font-weight:700;line-height:1.2}
.nlist .nd small{font-size:12px;color:var(--mute)}
.nlist .nc{flex:1}
.nlist .nc h3{font-size:16px;color:var(--ink);margin-bottom:5px;font-weight:700}
.nlist .nc p{font-size:13px;color:var(--mute);line-height:1.75}
.nlist .nt{flex:0 0 auto;align-self:center;font-size:12px;color:var(--mute);text-align:right}
.nlist .nt span{display:inline-block;background:var(--pl-l90);color:var(--primary);
  padding:2px 10px;border-radius:3px}

/* ---------- CTA ---------- */
.cta{padding:64px 0;text-align:center;color:#fff;
  background:linear-gradient(120deg,var(--primary-d40),var(--primary),var(--pl))}
.cta h2{font-size:29px;margin-bottom:12px;font-weight:700}
.cta p{color:#CFDCEA;font-size:15px;margin-bottom:28px;max-width:700px;margin-left:auto;margin-right:auto}

/* ---------- 页脚 ---------- */
.ft{background:var(--primary-d20);color:#A4BDD8;padding:52px 0 0;font-size:13.5px}
.ft-g{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px}
.ft h5{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.ft li{margin-bottom:9px}
.ft li a{color:#A4BDD8}
.ft li a:hover{color:var(--accent)}
.ft .ab{line-height:1.9;font-size:13px;color:#A4BDD8}
.ft .ct{line-height:2;font-size:13px;color:#A4BDD8}
.ft .ct a{color:#A4BDD8}
.ft .ct a:hover{color:var(--accent)}
.ft-b{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;
  color:#7B9FC7;font-size:12.5px}
.ft-b .links{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-bottom:10px}
.ft-b .links a:hover{color:var(--accent)}
.ft-b .icp{text-align:center;line-height:1.9}

/* ---------- 提示条（待补充） ---------- */
.note{background:var(--alert-l90);border-left:3px solid var(--alert);padding:13px 18px;
  border-radius:4px;font-size:13px;color:var(--alert-d20);margin-top:22px;line-height:1.85}
.note b{color:var(--alert)}
.info{background:var(--surface);border-left:3px solid var(--accent);padding:13px 18px;
  border-radius:4px;font-size:13px;color:var(--ink-l30);margin-top:22px;line-height:1.85}
.info b{color:var(--primary)}

/* ---------- Cookie ---------- */
.cookie{position:fixed;left:0;right:0;bottom:0;z-index:140;background:var(--primary-d40);
  color:#DBE5EF;padding:16px 24px;display:none;box-shadow:0 -4px 20px rgba(6,24,47,.3)}
.cookie.on{display:block}
.cookie-in{max-width:1200px;margin:0 auto;display:flex;align-items:center;
  justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}
.cookie-in a{color:var(--accent-l80);text-decoration:underline}
.cookie-btns{display:flex;gap:10px;flex-wrap:wrap}
.cookie-btns button{min-height:44px;padding:9px 20px;border-radius:4px;cursor:pointer;
  font-size:13.5px;font-weight:700;font-family:inherit;border:0}
.ck-a{background:var(--accent);color:var(--ink)}
.ck-n{background:transparent;color:#DBE5EF;border:1px solid rgba(255,255,255,.4)}

/* ---------- 返回顶部 ---------- */
.totop{position:fixed;right:22px;bottom:22px;z-index:100;width:46px;height:46px;
  border-radius:50%;background:var(--primary);color:#fff;border:0;cursor:pointer;
  box-shadow:var(--shadow-lg);display:none;align-items:center;justify-content:center;font-size:18px}
.totop.on{display:flex}
.totop:hover{background:var(--pl)}

/* ---------- 滚动动画 ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .5s,transform .5s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

/* ---------- 响应式 ---------- */
@media(max-width:1000px){
  .grid4{grid-template-columns:repeat(2,1fr)}
  .logos{grid-template-columns:repeat(3,1fr)}
  .ft-g{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .menu,.nav-right .btn{display:none}
  .hamburger{display:flex}
  .banner h1{font-size:30px}
  .sec{padding:56px 0}
  .grid3,.grid2{grid-template-columns:1fr}
  .tl::before{left:8px}
  .tl-i,.tl-i:nth-child(even){width:100%;margin-left:0;padding:0 0 26px 30px}
  .tl-i::after,.tl-i:nth-child(even)::after{left:2px;right:auto}
  .nlist a{flex-wrap:wrap;gap:12px}
  .nlist .nt{text-align:left}
}
@media(max-width:600px){
  .grid4{grid-template-columns:1fr}
  .logos{grid-template-columns:repeat(2,1fr)}
  .ft-g{grid-template-columns:1fr}
  .banner .spec{gap:20px}
  .banner h1{font-size:26px}
}

/* ===== 锚点跳转避开固定导航（顶栏34 + 导航64 = 98px，新增 2026-10-20）===== */
[id]{scroll-margin-top:112px}

/* ===== 滚动条不挤压布局（防止页面切换时导航左右跳动，2026-10-20）===== */
html{scrollbar-gutter:stable}

/* ===== 全站字号与留白提升（2026-10-20 晚）===== */
body{font-size:16px;line-height:1.8}
.nav .menu>li>a{font-size:16px!important;font-weight:600!important;letter-spacing:.3px}
.topbar{font-size:13.5px!important}
.nav-right .btn,.nav .btn{font-size:15px!important}
.sec-h h2{font-size:44px!important;letter-spacing:.5px}
.sec-h p{font-size:17px!important;line-height:1.85!important}
.sec{padding-top:70px!important;padding-bottom:70px!important}
.card p,.sc-card p{font-size:15.5px!important;line-height:1.85!important}
.card h3,.sc-card h4{font-size:20px!important}
.btn{font-size:15.5px!important}
.btn-lg{font-size:17px!important;padding:16px 34px!important}
.info{font-size:16px!important}
.crumb{font-size:14px!important}

/* ===== 导航撑开（2026-10-20 晚）===== */
.nav .nav-in{height:78px!important}
.nav .menu>li>a{height:70px!important;padding:0 22px!important;font-size:16.5px!important}
.nav .logo-t{font-size:20px!important;letter-spacing:3px}
.nav .logo-s{font-size:11px!important}







/* ===== 全站紧凑化（2026-10-21 v4）：14 寸屏首屏完整露出方案卡 ===== */
.topbar{height:32px!important}
.nav,.nav-in{height:70px!important}
.banner.pad{padding:16px 0 18px!important}
.banner.pad h1{font-size:30px!important;line-height:1.25!important;margin-bottom:6px!important}
.banner.pad .badge{margin-bottom:8px!important;font-size:11.5px!important;padding:3px 11px!important}
.banner.pad .lead{font-size:13.5px!important;line-height:1.6!important}
.crumb{padding:8px 0 0!important;font-size:12px!important}
.sec{padding:26px 0!important}
.sec-h{margin-bottom:16px!important}
.sec-h .k{margin-bottom:4px!important;font-size:11px!important}
.sec-h h2{font-size:25px!important;margin-bottom:4px!important}
.sec-h p{font-size:12.5px!important}
.sol-family{margin-top:20px!important}
.sf-head{padding:7px 12px!important;gap:10px!important;border-radius:8px 8px 0 0!important}
.sf-num{min-width:30px!important;height:30px!important;font-size:13px!important;
  border-radius:5px!important;background:rgba(255,255,255,.16)!important;
  border:1px solid rgba(255,255,255,.24)!important;display:flex!important;
  align-items:center!important;justify-content:center!important;flex:0 0 auto!important}
.sf-txt{display:flex!important;align-items:baseline!important;gap:12px!important;flex-wrap:wrap!important}
.sf-name{font-size:16px!important}
.sf-lead{font-size:12px!important;margin:0!important;line-height:1.5!important;opacity:.82!important}
.sf-count{font-size:11.5px!important;padding:4px 12px!important}
.sf-grid{padding:9px!important;gap:10px!important;border-radius:0 0 8px 8px!important}
.sf-grid-platform .plat-card{aspect-ratio:28/9!important}
@media(max-width:1280px){
  .sf-grid-platform .plat-card{aspect-ratio:18/7!important}
}
@media(max-width:1100px){
  .banner.pad{padding:18px 0 20px!important}
  .banner.pad h1{font-size:26px!important}
  .sec{padding:26px 0!important}
  .sec-h h2{font-size:24px!important}
  .sec-h p{font-size:12.5px!important}
  .sf-head{padding:7px 11px!important}
  .sf-name{font-size:15px!important}
  .sf-lead{display:none!important}
}

/* ===== 二级页 banner 统一规格（2026-10-21，置于文末以覆盖前面的零散规则）===== */
.banner.pad{padding:0!important;min-height:188px;display:flex;align-items:flex-start;
  position:relative;overflow:hidden}
.banner.pad .banner-in{width:100%;display:flex;flex-direction:column;justify-content:flex-start;
  padding-top:58px;position:relative;z-index:2}
.banner.pad h1,.banner.pad .banner-in h1{font-size:38px!important;line-height:1.25!important;
  letter-spacing:1px!important;margin-bottom:8px!important;position:relative;z-index:2}
.banner.pad .lead,.banner.pad .banner-in .lead{font-size:16px!important;line-height:1.75!important;
  color:#B9D4E8!important;margin:0!important;max-width:780px;position:relative;z-index:2}
.banner.pad::after{
  content:attr(data-en);position:absolute;right:34px;top:50%;transform:translateY(-50%);
  font-family:Arial,"Helvetica Neue",sans-serif;font-size:96px;font-weight:800;letter-spacing:8px;
  color:rgba(255,255,255,.055);line-height:1;pointer-events:none;z-index:1;white-space:nowrap;
}
@media(max-width:1200px){.banner.pad::after{font-size:64px;right:20px}}
@media(max-width:760px){.banner.pad::after{display:none}}

/* ===== 导航「互动体验 NEW」标签 ===== */
.nav-game>a{position:relative;display:inline-flex;align-items:center;gap:6px}
.ng-dot{font-size:9.5px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,#FF6B35,#F7931E);
  border-radius:3px;padding:1px 4px;letter-spacing:.5px;transform:translateY(-1px)}
.nav-game>a:hover .ng-dot{background:linear-gradient(135deg,#F7931E,#FF6B35)}

/* ===== 首屏背景图铺满，消除上下颜色断层 ===== */
.banner::after{background-size:100% 100%!important;background-position:center!important}