/* LabStone multilingual static site — base stylesheet */
:root{
  /* Brand palette centered on the company blue #406FD9 */
  --brand-900:#406fd9;   /* unified brand blue — matches top bar/header */
  --brand-800:#406fd9;   /* unified brand blue — headings, dark surfaces */
  --brand-700:#406fd9;   /* unified brand blue — links, hover */
  --brand-600:#406fd9;   /* PRIMARY brand — sampled from top bar */
  --brand-500:#406fd9;   /* unified brand blue — hover borders, soft fills */
  --brand-400:#406fd9;   /* unified brand blue — backgrounds on blue */
  --accent:#406fd9;      /* unified to brand blue for consistency */
  --cta:#406fd9;         /* action buttons = primary brand blue */
  --cta-hover:#406fd9;   /* unified brand blue — hover */
  --ink:#16232e;
  --ink-2:#3d5060;
  --ink-3:#66798a;
  --line:#e2e8ee;
  --line-2:#eef2f6;
  --bg:#ffffff;
  --bg-soft:#f6f9fb;
  --bg-soft-2:#eef4f8;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 1px 2px rgba(16,38,56,.06),0 6px 20px rgba(16,38,56,.06);
  --shadow-lg:0 6px 14px rgba(16,38,56,.08),0 22px 48px rgba(16,38,56,.10);
  --maxw:1200px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans","Noto Sans SC","Noto Sans TC",
         "PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:2.1rem}
h2{font-size:1.6rem}
h3{font-size:1.2rem}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.2em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:100;background:#fff;padding:10px 16px;border-radius:8px;box-shadow:var(--shadow)}

/* ------------------------------------------------------------- top bar --- */
.topbar{background:#fff;color:#5b6b7c;font-size:.83rem;border-bottom:1px solid #edf1f6}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar a{color:#406fd9}
.topbar a:hover{color:#406fd9;text-decoration:underline}
.tb-left{display:flex;align-items:center;gap:10px}
.tb-right{display:flex;align-items:center;gap:14px}
.langsel{position:relative}
.langsel summary{
  list-style:none;cursor:pointer;padding:4px 10px;border:1px solid #d9e2ec;
  border-radius:6px;display:inline-flex;align-items:center;gap:6px;color:#406fd9
}
.langsel summary::-webkit-details-marker{display:none}
.langsel[open] summary{background:#eef4ff;color:#406fd9}
.langmenu{
  position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);
  border-radius:8px;box-shadow:var(--shadow-lg);min-width:206px;padding:6px;z-index:60;
  max-height:min(70vh,520px);overflow:auto}
.langmenu a{display:flex;justify-content:space-between;gap:12px;padding:7px 10px;border-radius:6px;color:var(--ink)}
.langmenu a:hover{background:var(--bg-soft);color:var(--brand-700)}
.langmenu a[aria-current="true"]{background:var(--bg-soft-2);font-weight:600;color:var(--brand-800)}

/* -------------------------------------------------------------- header --- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid #e6eaf1;box-shadow:0 2px 10px rgba(16,32,54,.05)}
.hd{display:flex;align-items:center;gap:22px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.22rem;color:#16232e;letter-spacing:-.02em}
.logo:hover{color:#406fd9}
.logo .mark{
  width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand-700),var(--accent));
  color:#fff;display:grid;place-items:center;font-size:.9rem;font-weight:800;letter-spacing:0
}
.logo .sub{font-size:.68rem;font-weight:600;color:#5b6b7c;letter-spacing:.06em;display:block;line-height:1;margin-top:2px}
.logo .logo-img{height:40px;width:auto;display:block}
.nav{margin-left:auto}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:2px;align-items:center;flex-wrap:wrap}
.nav > ul > li{position:relative}
.nav a{display:block;padding:10px 12px;border-radius:8px;font-size:.94rem;font-weight:600;color:#16232e;white-space:nowrap}
.nav a:hover{background:#eef4ff;color:#406fd9}
.nav a[aria-current="page"]{color:#406fd9}
.has-sub > a::after{content:"";display:inline-block;margin-left:6px;vertical-align:middle;
  border:4px solid transparent;border-top-color:currentColor;border-bottom:0;opacity:.65}
.submenu{
  position:absolute;left:0;top:100%;min-width:250px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-lg);padding:8px;list-style:none;margin:6px 0 0;
  display:none !important;z-index:60
}
.has-sub:hover > .submenu{display:block !important}
.has-sub:focus-within > .submenu{display:block !important}
@media (min-width: 861px){
  /* Desktop only: hover opens the submenu */
  .has-sub:hover > .submenu,
  .has-sub:focus-within > .submenu{display:block !important}
}
.submenu a{padding:8px 12px;font-weight:500;font-size:.9rem;white-space:normal}
.submenu a:hover{background:var(--bg-soft)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid #d9e2ec;
  border-radius:8px;padding:8px 12px;font:inherit;font-weight:600;color:#16232e;cursor:pointer}

/* --------------------------------------------------------------- hero ---- */
.hero{background:#406fd9;color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 12%,rgba(255,255,255,.16),transparent 45%),
             radial-gradient(circle at 8% 92%,rgba(255,255,255,.10),transparent 42%)}
.hero .wrap{position:relative;z-index:1;padding:64px 20px 60px}
.hero-badge{display:inline-block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  font-weight:700;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  padding:6px 12px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:2.35rem;max-width:22ch;margin-bottom:16px;color:#fff}
.hero p.lead{font-size:1.06rem;max-width:66ch;color:#dbeaf3;margin-bottom:26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.2);padding-top:22px}
.hero-stats div span{display:block}
.hero-stats .n{font-size:1.5rem;font-weight:800;line-height:1.2}
.hero-stats .l{font-size:.82rem;color:#bcd8e8}
.hero .btn-primary{background:#fff;color:var(--brand-900);border-color:#fff}
.hero .btn-primary:hover{background:#eef6fa;color:var(--brand-900)}

/* ------------------------------------------------------------- buttons --- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:8px;
  font-weight:700;font-size:.94rem;border:1px solid transparent;cursor:pointer;transition:.15s}
.btn-primary{background:var(--cta);color:#fff}
.btn-primary:hover{background:var(--cta-hover);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-outline{background:#fff;border-color:var(--line);color:var(--brand-700)}
.btn-outline:hover{border-color:var(--brand-500);background:var(--bg-soft);color:var(--brand-700)}

/* ------------------------------------------------------------- section --- */
.section{padding:56px 0}
.section.soft{background:var(--bg-soft)}
.section-head{margin-bottom:32px;max-width:70ch}
.section-head .eyebrow{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--accent);display:block;margin-bottom:8px}
.section-head h2{margin-bottom:.4em}
.section-head p{color:var(--ink-2);margin:0}

/* --------------------------------------------------------------- cards --- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  transition:.18s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#d3dee8}
.card .thumb{aspect-ratio:4/3;background:var(--bg-soft-2);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:contain}
.card .thumb-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  color:#9fb0c8;font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}
.card .body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{font-size:1.06rem;margin:0}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--brand-700)}
.card .meta{font-size:.82rem;color:var(--brand-700);letter-spacing:.02em;font-weight:600;
  margin-top:-2px;font-variant-numeric:tabular-nums}
.card p{font-size:.92rem;color:var(--ink-2);margin:0}
.card .more{margin-top:auto;padding-top:10px;font-size:.9rem;font-weight:700}

.catcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;
  display:flex;flex-direction:column;gap:10px;transition:.18s}
.catcard:hover{border-color:var(--brand-500);box-shadow:var(--shadow);transform:translateY(-2px)}
.catcard .ic{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--brand-700),var(--accent));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:.86rem}
.catcard h3{margin:0;font-size:1.06rem}
.catcard h3 a{color:var(--ink)}
.catcard p{font-size:.9rem;color:var(--ink-2);margin:0}
.catcard .count{font-size:.82rem;color:var(--ink-3);font-weight:600}

/* ---------------------------------------------------------- breadcrumb --- */
.crumbs{font-size:.84rem;color:var(--ink-3);padding:16px 0}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.crumbs li::after{content:"/";margin-left:6px;color:#c3d0da}
.crumbs li:last-child::after{content:""}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--brand-700)}

/* ---------------------------------------------------------- product ------ */
.pd-hero{background:linear-gradient(135deg,#f4f9fc,#e7f1f6);border-bottom:1px solid var(--line)}
.pd-hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding:40px 20px}
.pd-hero .shot{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:18px;box-shadow:var(--shadow)}
.pd-hero .shot img{width:100%;border-radius:10px}
.pd-hero h1{font-size:1.95rem;margin-bottom:12px}
.pd-hero .tagline{font-size:1.02rem;color:var(--ink-2);margin-bottom:18px}
.pd-hero--noimg .wrap{display:block;max-width:960px}
.pd-models{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{font-size:.82rem;font-weight:700;background:#fff;border:1px solid var(--line);
  border-radius:6px;padding:5px 10px;color:var(--brand-800)}
.pd-actions{display:flex;gap:10px;flex-wrap:wrap}

.anchorbar{position:sticky;top:68px;z-index:40;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.anchorbar ul{list-style:none;display:flex;gap:4px;margin:0;padding:0;overflow-x:auto}
.anchorbar a{display:block;padding:13px 12px;font-size:.88rem;font-weight:600;color:var(--ink-2);white-space:nowrap}
.anchorbar a:hover{color:var(--brand-700)}

.pd-body{display:grid;grid-template-columns:1fr 300px;gap:44px;padding:44px 0 64px;align-items:start}
.pd-main section{margin-bottom:44px;scroll-margin-top:120px}
.pd-main h2{font-size:1.35rem;padding-bottom:10px;border-bottom:2px solid var(--line-2);margin-bottom:18px}
.pd-main h3{font-size:1.05rem;margin-top:22px}
.pd-main p{color:var(--ink-2)}
.lede{font-size:1.04rem}

.benefits{list-style:none;padding:0;display:grid;gap:10px}
.benefits li{position:relative;padding-left:26px;color:var(--ink-2);font-size:.96rem}
.benefits li::before{content:"";position:absolute;left:6px;top:.62em;width:8px;height:8px;
  border-radius:50%;background:var(--accent)}
.features{list-style:none;padding:0;display:grid;gap:10px}
.features li{position:relative;padding-left:26px;color:var(--ink-2);font-size:.95rem}
.features li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand-600);font-weight:800}

/* ---- spec / model tables -------------------------------------------
   两类表格：--specs（项目+值，2列）与 --models（项目+N个型号列）。
   表头不折行、数值居中、列多时横向滚动而非挤压换行。            */
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;background:#fff;
  border:1px solid var(--line);border-radius:12px}
.spectable{width:100%;border-collapse:collapse;font-size:.9rem;line-height:1.55}
.spectable th,.spectable td{padding:11px 14px;text-align:left;vertical-align:middle;
  border-bottom:1px solid var(--line)}
.spectable tr:last-child > th,.spectable tr:last-child > td{border-bottom:0}
.spectable tbody th{background:#f7fafd;font-weight:600;color:var(--ink-2)}
.spectable tbody tr:hover > th{background:#eef4fb}

/* 技术参数表：左侧项目列固定比例，右侧值可换行 */
.spectable--specs tbody th{width:32%;min-width:104px;white-space:nowrap}
.spectable--specs tbody td{color:var(--ink)}

/* 型号配置表：宽度按内容撑开（列多则外层横向滚动），型号名不折行 */
.spectable--models{width:max-content;min-width:100%}
.spectable--models thead th{background:var(--brand-800);color:#fff;font-weight:700;
  text-align:center;white-space:nowrap;letter-spacing:.01em;border-bottom-color:var(--brand-900)}
.spectable--models thead th:first-child{text-align:left;background:var(--brand-900)}
.spectable--models tbody th{white-space:nowrap;padding-right:20px}
.spectable--models tbody td{text-align:center;white-space:nowrap;
  font-variant-numeric:tabular-nums;color:var(--ink)}
.spectable--models tbody tr:nth-child(even) > td{background:#f9fcff}
.spectable--models tbody tr:hover > td{background:#eef6ff}

.scenarios{list-style:none;padding:0;display:grid;gap:12px}
.scenarios li{background:var(--bg-soft);border-left:3px solid var(--accent);
  border-radius:0 8px 8px 0;padding:12px 16px;font-size:.95rem;color:var(--ink-2)}
.industries{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.industries li{font-size:.87rem;font-weight:600;background:var(--bg-soft-2);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;color:var(--brand-800)}
.standards{font-size:.9rem;color:var(--ink-2);background:var(--bg-soft);
  border:1px solid var(--line);border-radius:10px;padding:14px 16px;word-break:break-word}

.faq{border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;padding:15px 18px;font-weight:700;font-size:.97rem;color:var(--ink);
  list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand-600);font-weight:800;flex:0 0 auto}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{background:var(--bg-soft)}
.faq .a{padding:0 18px 16px;color:var(--ink-2);font-size:.95rem}
.faq .a p:last-child{margin-bottom:0}

/* ----------------------------------------------------------- sidebar ----- */
.side{position:sticky;top:118px;display:grid;gap:16px}
.sidebox{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff}
.sidebox h3{font-size:1rem;margin-bottom:12px}
.sidebox ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.sidebox li{font-size:.9rem}
.kv{display:grid;gap:8px;font-size:.88rem}
.kv div{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:6px}
.kv div:last-child{border-bottom:0;padding-bottom:0}
.kv .k{color:var(--ink-3)}
.kv .v{font-weight:700;text-align:right;color:var(--brand-900)}
.cta-box{background:linear-gradient(135deg,var(--brand-800),var(--accent));color:#fff}
.cta-box h3{color:#fff}
.cta-box p{color:#dff0f5;font-size:.9rem}
.cta-box .btn-primary{background:#fff;color:var(--brand-900)}
.cta-box .btn-primary:hover{background:#eef6fa;color:var(--brand-900)}
.relgrid{display:grid;gap:12px}
.relitem{display:flex;gap:12px;align-items:center}
.relitem img{width:64px;height:52px;object-fit:cover;border-radius:8px;border:1px solid var(--line);flex:0 0 auto}
.relitem span{font-size:.89rem;font-weight:600;line-height:1.4}
.relitem a{color:var(--ink)}
.relitem a:hover{color:var(--brand-700)}

/* ------------------------------------------------------------- footer ---- */
.site-footer{background:#406fd9;color:#e6f0fa;padding:48px 0 26px;font-size:.9rem}
.ft{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:14px;letter-spacing:.02em}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.site-footer a{color:#e6f0fa}
.site-footer a:hover{color:#fff}
.ft-logo{font-size:1.2rem;font-weight:800;color:#fff;display:block;margin-bottom:12px}
.ft-logo-img{height:44px;width:auto;display:block;margin-bottom:14px}
.ft p{color:#cfe0ef;margin-bottom:8px}
.contact-line{display:flex;gap:8px;margin-bottom:6px}
.contact-line b{color:#dceaf3;font-weight:600}
.ft-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:#bcd4e6}

/* -------------------------------------------------------------- misc ----- */
.note{font-size:.85rem;color:var(--ink-3);border-left:3px solid var(--line);padding-left:14px;margin-top:14px}
.tagline-sm{color:var(--ink-3);font-size:.92rem}
.h1-sub{font-size:1.06rem;color:var(--brand-700);font-weight:600;margin:6px 0 0;letter-spacing:.01em}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:18px}
.fact{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.fact .k{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:700}
.fact .v{font-size:1.05rem;font-weight:700;color:var(--brand-900);margin-top:6px;line-height:1.45}
.timeline{list-style:none;padding:0;display:grid;gap:14px}
.timeline li{display:grid;grid-template-columns:78px 1fr;gap:16px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.timeline .yr{font-weight:800;color:var(--brand-600)}
.newsitem{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;
  display:flex;flex-direction:column;gap:8px}
.newsitem .d{font-size:.8rem;color:var(--ink-3);font-weight:700;letter-spacing:.04em}
.newsitem h3{margin:0;font-size:1.05rem}
.newsitem p{font-size:.92rem;color:var(--ink-2);margin:0}
.applist{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.appcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}
.appcard:hover{box-shadow:var(--shadow);border-color:#d3dee8}
.appcard h3{margin:0;font-size:1.15rem}
.appcard h3 a{color:var(--ink)}
.appcard h3 a:hover{color:var(--brand-700)}
.appcard .lead{font-size:.93rem;color:var(--ink-2);margin:0}
.appcard ul{margin:0;padding-left:18px;font-size:.9rem;color:var(--ink-2);display:grid;gap:6px}
.pill{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  background:var(--bg-soft-2);color:var(--brand-700);border-radius:6px;padding:4px 9px;align-self:flex-start}

/* -------------------------------------------------------- responsive ----- */
@media (max-width:1024px){
  .pd-body{grid-template-columns:1fr}
  .side{position:static;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}
  .g4{grid-template-columns:repeat(2,1fr)}
  .ft{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);padding:10px}
  .nav.open{display:block}
  .nav ul{flex-direction:column;align-items:stretch;gap:0}
  .nav a{padding:12px 14px}
  .has-sub > a::after{float:right;margin-top:8px}
  .submenu{position:static;display:none !important;box-shadow:none;border:0;border-left:2px solid var(--line);
    border-radius:0;margin:0 0 6px 12px;padding:0 0 0 6px;min-width:0}
  .has-sub:hover .submenu,.has-sub:focus-within .submenu{display:none !important}
  .has-sub.open .submenu{display:block !important}
  .hd{position:relative}
  .pd-hero .wrap{grid-template-columns:1fr;gap:26px;padding:28px 20px}
  .hero h1{font-size:1.75rem}
  .hero .wrap{padding:44px 20px}
  h1{font-size:1.7rem}
  .g3,.g2{grid-template-columns:1fr}
  .ft{grid-template-columns:1fr}
  .anchorbar{top:60px}
}
@media (max-width:560px){
  .g4{grid-template-columns:1fr}
  .crumbs{padding:12px 0}
  .hero-stats{gap:22px}
  .spectable{font-size:.85rem}
  .spectable th,.spectable td{padding:9px 11px}
  .spectable--specs tbody th{width:auto;min-width:88px;white-space:normal}
  .spectable--models tbody th{padding-right:14px}
}
@media print{
  .site-header,.topbar,.anchorbar,.site-footer,.pd-actions,.cta-box{display:none!important}
  .pd-body{grid-template-columns:1fr}
}

/* ---- floating chat widget (WeChat / WhatsApp) ---- */
.chat-fab{position:fixed;right:18px;bottom:20px;z-index:90;width:58px;height:58px;border:none;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;cursor:pointer;
  box-shadow:0 8px 22px rgba(11,68,104,.35);transition:transform .15s ease}
.chat-fab:hover{transform:translateY(-3px)}
.chat-fab svg{width:30px;height:30px}
.chat-fab.whatsapp{background:#25D366}
.chat-fab.wechat{background:#07C160}
.modal-bg{position:fixed;inset:0;background:rgba(8,40,60,.5);z-index:95;display:none;
  align-items:center;justify-content:center;padding:20px}
.modal-bg.open{display:flex}
.modal-card{background:#fff;border-radius:16px;max-width:320px;width:100%;padding:26px 24px;text-align:center;position:relative;
  box-shadow:0 20px 50px rgba(0,0,0,.25)}
.modal-close{position:absolute;right:12px;top:8px;border:none;background:none;font-size:1.6rem;line-height:1;color:#406fd9;cursor:pointer}
.wechat-qr{width:184px;height:184px;margin:6px auto 12px;display:block}
.modal-card h3{margin:.2em 0 .4em;color:#406fd9;font-size:1.15rem}
.modal-card p{margin:.3em 0}
.modal-card .muted{color:#66798a;font-size:.85rem;margin-top:.6em}
@media (max-width:600px){.chat-fab{right:14px;bottom:14px;width:52px;height:52px}.chat-fab svg{width:27px;height:27px}}

/* ---------- discontinued models (已停产) ---------- */
.chip--out{background:#fff4e6;border-color:#f0c88a;color:#b45309}
.pd-disc{display:flex;align-items:center;gap:10px;margin:16px 0 0;padding:11px 14px;background:#fff8ef;
  border-left:4px solid #d97706;border-radius:8px;color:#7c4a03;font-size:.95rem;line-height:1.55}
.pd-disc .tag{flex:none;background:#d97706;color:#fff;font-size:.82rem;font-weight:700;padding:3px 9px;
  border-radius:4px;letter-spacing:.02em;white-space:nowrap}
.card .thumb{position:relative}
.tag-out{position:absolute;top:10px;left:10px;z-index:2;background:rgba(217,119,6,.95);color:#fff;
  font-size:.75rem;font-weight:700;padding:3px 9px;border-radius:4px;letter-spacing:.02em}
.disc-side{margin:12px 0 0;padding:9px 12px;background:rgba(255,255,255,.16);
  border:1px dashed rgba(255,255,255,.5);border-radius:6px;color:#fff;font-size:.82rem;line-height:1.5}

/* ---------- product notice (产品提示) ---------- */
.pd-notice{margin:0 0 22px;padding:14px 16px;background:#f2f6ff;border-left:4px solid #406fd9;
  border-radius:8px;color:#243c7a;font-size:.97rem;line-height:1.6}
.pd-notice p{margin:0}

/* ---------- News article ---------- */
.article{max-width:820px;margin:0 auto}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:0 0 20px;
  font-size:.82rem;color:var(--ink-3)}
.article-cat{display:inline-block;background:var(--bg-soft-2);color:var(--brand-700);
  font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.03em}
.article-date{font-weight:600;color:var(--ink-2)}
.article-body{font-size:1.04rem;line-height:1.8;color:var(--ink)}
.article-body p{margin:0 0 1.15em}
.article-body .ab-h{font-size:1.28rem;font-weight:700;color:var(--brand-800);
  margin:1.8em 0 .7em;line-height:1.4;scroll-margin-top:90px}
.article-body .ab-ul{margin:0 0 1.15em;padding-left:1.4em}
.article-body .ab-ul li{margin:.4em 0}
.ab-note{background:var(--bg-soft);border:1px solid var(--line);
  border-left:4px solid var(--brand-600);border-radius:var(--radius);
  padding:16px 20px;margin:1.3em 0;box-shadow:var(--shadow)}
.ab-note-title{font-weight:700;color:var(--brand-800);margin:0 0 .55em}
.ab-note-row{display:flex;flex-wrap:wrap;gap:6px 30px;font-size:.96rem;color:var(--ink-2)}
.ab-note-row div{min-width:220px}
.article-back{margin:28px 0 0}
.article-back a{display:inline-flex;align-items:center;gap:6px;color:var(--brand-700);
  font-weight:600;text-decoration:none}
.article-back a:hover{text-decoration:underline}

/* ---------- Contact form ---------- */
.cform{display:grid;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow)}
.fld{margin:0;display:grid;gap:7px}
.flabel{font-weight:600;font-size:.94rem;color:var(--ink)}
.reqstar{color:#d8420f;margin-left:4px;font-weight:700}
.fld .req{color:#d8420f;font-size:.78rem;font-weight:600}
.fi{width:100%;font:inherit;font-size:.95rem;color:var(--ink);
  padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;transition:border-color .15s,box-shadow .15s}
.fi:focus{outline:none;border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(64,111,217,.15)}
select.fi{appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2366798a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
textarea.fi{resize:vertical;min-height:120px}
.fi::placeholder{color:var(--ink-3)}
.fnote{margin:0;font-size:.84rem;color:var(--ink-3)}
.fnote .reqstar{font-size:.9rem}


/* knowledge 文章底部：相关产品 —— 正文保持中立，转化在此承载 */
.kn-related{margin-top:46px;padding-top:30px;border-top:1px solid #e3e7ee}
.kn-related .ab-h{margin-bottom:16px}
.kn-related .grid{margin-top:0}


/* ==================================================================== */
/* RTL（阿拉伯语）镜像 + 新增语言字体栈 —— 2026-09-28 随 4 语言扩展加入        */
/* ==================================================================== */
/* --font 覆盖：:root 是 html，html[lang=x] 特异性更高，可安全覆盖 */
html[dir="rtl"]{
  --font:"Segoe UI","Noto Naskh Arabic","Noto Sans Arabic","Geeza Pro",Tahoma,
         system-ui,-apple-system,Arial,sans-serif;
}
html[dir="rtl"] body{line-height:1.9}
html[lang="th"]{
  --font:"Noto Sans Thai","Leelawadee UI","Tahoma",
         system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
html[lang="th"] body{line-height:1.85}

/* 逐条镜像 CSS 中的物理方向属性 */
[dir="rtl"] ul{padding-left:0;padding-right:1.2em}
[dir="rtl"] .skip{left:auto;right:-9999px}
[dir="rtl"] .skip:focus{left:auto;right:12px}
[dir="rtl"] .langmenu{right:auto;left:0}
[dir="rtl"] .nav{margin-left:0;margin-right:auto}
[dir="rtl"] .nav-toggle{margin-left:0;margin-right:auto}
[dir="rtl"] .has-sub > a::after{margin-left:0;margin-right:6px}
[dir="rtl"] .submenu{left:auto;right:0}
[dir="rtl"] .crumbs li::after{margin-left:0;margin-right:6px}
[dir="rtl"] .benefits li{padding-left:0;padding-right:26px}
[dir="rtl"] .benefits li::before{left:auto;right:6px}
[dir="rtl"] .features li{padding-left:0;padding-right:26px}
[dir="rtl"] .features li::before{left:auto;right:0}
[dir="rtl"] .spectable th,[dir="rtl"] .spectable td{text-align:right}
[dir="rtl"] .spectable--models thead th:first-child{text-align:right}
[dir="rtl"] .spectable--models tbody th{padding-right:0;padding-left:20px}
[dir="rtl"] .scenarios li{border-left:0;border-right:3px solid var(--accent)}
[dir="rtl"] .kv .v{text-align:left}
[dir="rtl"] .note{border-left:0;border-right:3px solid var(--line);padding-left:0;padding-right:14px}
[dir="rtl"] .appcard ul{padding-left:0;padding-right:18px}
[dir="rtl"] .dcta{border-left:0;border-right:4px solid #d97706}
[dir="rtl"] .tag-out{left:auto;right:10px}
[dir="rtl"] .pd-notice{border-left:0;border-right:4px solid #406fd9}
[dir="rtl"] .article-body .ab-ul{padding-left:0;padding-right:1.4em}
[dir="rtl"] .article-body .ab-note,[dir="rtl"] .kn-related .ab-note,
[dir="rtl"] .article-body .ab-h{border-left:0}
[dir="rtl"] .ab-note{border-left:0;border-right:4px solid var(--brand-600)}
[dir="rtl"] .reqstar{margin-left:0;margin-right:4px}
[dir="rtl"] .chat-fab{right:auto;left:18px}
[dir="rtl"] .modal-close{right:auto;left:12px}
[dir="rtl"] select.fi{background-position:left 14px center;padding-right:13px;padding-left:36px}
@media (max-width:980px){
  [dir="rtl"] .submenu{border-left:0;border-right:2px solid var(--line)}
  [dir="rtl"] .spectable--models tbody th{padding-right:0;padding-left:14px}
}
@media (max-width:600px){
  [dir="rtl"] .chat-fab{right:auto;left:14px}
}


/* ---------- 在线委托申请表单 (entrustment request form) ---------- */
.ef-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start}
.ef-form{gap:14px}
.ef-grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ef-side{display:grid;gap:26px;align-content:start}
.ef-side h3{font-size:1.04rem;margin:0 0 12px}
.ef-checks{list-style:none;padding:0;display:grid;gap:10px;margin:0}
.ef-checks li{position:relative;padding-left:24px;color:var(--ink-2);font-size:.94rem}
.ef-checks li::before{content:"";position:absolute;left:5px;top:.55em;width:7px;height:7px;
  border-radius:50%;background:var(--accent)}
.ef-steps{list-style:none;padding:0;display:grid;gap:14px;margin:0;counter-reset:efs}
.ef-steps li{position:relative;padding-left:34px;color:var(--ink-2);font-size:.94rem;counter-increment:efs}
.ef-steps li::before{content:counter(efs);position:absolute;left:0;top:.02em;width:23px;height:23px;border-radius:50%;
  background:var(--brand-600);color:#fff;font-size:.76rem;font-weight:700;
  display:flex;align-items:center;justify-content:center}
.ef-side .note{margin-top:0}
.ef-out{margin-top:14px;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--bg-soft);padding:16px 18px}
.ef-out h4{margin:0 0 6px;font-size:1rem}
.ef-out textarea{width:100%;min-height:160px;font:inherit;font-size:.88rem;line-height:1.6;
  padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;color:var(--ink);resize:vertical}
.ef-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:2px}
.ef-status{font-size:.87rem;color:var(--ink-3);margin:0}
.ef-hint{font-size:.83rem;color:var(--ink-3);margin:0}
.optmark{color:var(--ink-3);font-size:.8rem;font-weight:600;margin-left:5px}
@media (max-width:900px){
  .ef-layout{grid-template-columns:1fr;gap:28px}
}
@media (max-width:560px){
  .ef-grid2{grid-template-columns:1fr}
}
[dir="rtl"] .ef-checks li{padding-left:0;padding-right:24px}
[dir="rtl"] .ef-checks li::before{left:auto;right:5px}
[dir="rtl"] .ef-steps li{padding-left:0;padding-right:34px}
[dir="rtl"] .ef-steps li::before{left:auto;right:0}
[dir="rtl"] .optmark{margin-left:0;margin-right:5px}