@charset "utf-8";
/* HONGQIN — Modern Industrial Engineering visual system
   Palette / spacing follow the redesign tokens (navy + steel + engineering orange).
   Display face stays IBM Plex Sans (self-hosted, 600 max weight); Barlow Condensed
   is reserved for figures and tabular data. */

/* ---------- tokens ---------- */
:root{
  --navy:#14283D;
  --navy-deep:#0E1E2D;
  --blue:#315E7D;
  --blue-pale:#E8F0F5;
  --ink:#17212B;
  --muted:#5F6B75;
  --paper:#FFFFFF;
  --paper-2:#F5F7F9;
  --steel-100:#E9EEF2;
  --line:#D8E0E6;
  --line-soft:#EDF1F4;
  --line-dark:rgba(255,255,255,.14);
  --accent:#E87535;
  --accent-deep:#C95D22;
  --accent-2:#F3AA7E;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:14px;
  --shadow-card:0 12px 32px rgba(16,34,53,.09);
  --pad:20px;
  --head-h:64px;
  --f-display:'Manrope','IBM Plex Sans','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --f-body:'IBM Plex Sans','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --f-data:'Barlow Condensed','IBM Plex Sans',system-ui,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p,figure,dl{margin:0}
figure{margin:0}
svg{display:block}
:focus-visible{outline:3px solid #F4A46E;outline-offset:3px}

html[lang="ar"]{--f-display:'Noto Sans Arabic',system-ui,sans-serif;
  --f-body:'Noto Sans Arabic',system-ui,sans-serif}
html[lang="ar"] *{letter-spacing:0!important;text-transform:none!important}
/* CJK reads tighter at Latin line-height; give Chinese paragraphs room without touching other locales */
html[lang="zh"] body{line-height:1.78}
html[lang="zh"] .lc-tag,html[lang="zh"] .hint{line-height:1.7}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:1240px;margin-inline:auto;padding-inline:var(--pad)}
@media(min-width:768px){:root{--pad:32px;--head-h:76px}}
@media(min-width:1200px){:root{--pad:40px}}

.section{padding-block:56px}
@media(min-width:768px){.section{padding-block:96px}}
.dark{background:var(--navy);color:var(--paper)}
.paper-alt,.alt{background:var(--paper-2)}

/* ---------- type ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-body);
  font-size:11.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--blue)}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);flex:none}
.eyebrow.on-dark{color:var(--accent-2)}
h1,h2,h3,.display{font-family:var(--f-display);font-weight:600;line-height:1.12;
  letter-spacing:-.025em;text-wrap:balance;color:var(--navy)}
h2{font-size:clamp(28px,3.4vw,42px)}
h3{font-size:clamp(20px,2vw,26px);line-height:1.2}
.dark h1,.dark h2,.dark h3,.dark .display{color:var(--paper)}
.lede{color:var(--muted);font-size:16.5px;line-height:1.7;max-width:56ch}
.dark .lede{color:#CEDAE3}
.sub{color:var(--muted);font-size:15.5px;max-width:62ch;margin-top:14px;line-height:1.7}
.on-dark .sub{color:#C6D3DD}

.sec-head{display:grid;gap:12px;margin-bottom:40px}
@media(min-width:1100px){
  .wrap > .sec-head{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
    column-gap:64px;align-items:end;row-gap:14px}
  .wrap > .sec-head > .kicker{grid-column:1;grid-row:1}
  .wrap > .sec-head > h2{grid-column:1;grid-row:2}
  .wrap > .sec-head > .sub{grid-column:2;grid-row:2;margin-top:0;align-self:end;max-width:44ch}}
@media(max-width:1099px){.sec-head > .sub{max-width:62ch}}
.kicker{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}
.kicker .num{color:var(--accent);font-family:var(--f-data);font-size:14px;letter-spacing:.04em}
.kicker .t{color:var(--blue)}
.dark .kicker,.dark .kicker .t,.on-dark .kicker,.on-dark .kicker .t{color:var(--accent-2)}
.kicker::before{content:"";width:26px;height:2px;background:var(--accent);flex:none}
.kicker::after{content:"";flex:1;height:1px;background:var(--line);margin-inline-start:8px}
.on-dark .kicker::after,.dark .kicker::after{background:var(--line-dark)}

/* ---------- buttons / links ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:12px 22px;border:1px solid transparent;border-radius:var(--r-sm);cursor:pointer;
  font-family:var(--f-body);font-size:14px;font-weight:600;letter-spacing:.01em;
  transition:background .18s var(--ease),color .18s,border-color .18s,box-shadow .18s}
.btn .ar{width:16px;height:16px;flex:none;transition:transform .18s var(--ease)}
.btn:hover .ar{transform:translateX(3px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-deep);box-shadow:0 6px 18px rgba(200,93,34,.24)}
.btn-ghost{border-color:var(--line);color:var(--navy);background:#fff}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.dark .btn-ghost,.cta .btn-ghost{border-color:rgba(255,255,255,.34);color:#fff;background:transparent}
.dark .btn-ghost:hover,.cta .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:#fff}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--blue)}
.btn-line{border-color:var(--line);color:var(--navy);background:#fff}
.btn-line:hover{border-color:var(--blue);color:var(--blue)}

.tlink{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--blue);padding-block:6px;border-bottom:1px solid rgba(49,94,125,.4);
  transition:color .16s,border-color .16s}
.tlink:hover{color:var(--accent);border-color:var(--accent)}
.on-dark .tlink,.dark .tlink{color:#fff;border-color:rgba(255,255,255,.34)}
.on-dark .tlink:hover,.dark .tlink:hover{color:var(--accent-2);border-color:var(--accent-2)}
.tlink svg{width:14px;height:14px}

/* ---------- header ---------- */
.head{position:fixed;inset-block-start:0;inset-inline:0;z-index:60;
  height:var(--head-h);display:flex;align-items:center;
  background:rgba(255,255,255,.97);color:var(--navy);
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s,box-shadow .2s}
.head.is-stuck{background:#fff;border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(16,34,53,.04)}
.head-inner{display:flex;align-items:center;gap:14px;width:100%}

.brand{display:flex;align-items:center;gap:11px;flex:none;color:var(--navy)}
.brand .mark{width:auto;height:46px;display:block;flex:none}
.mnav .brand .mark{height:34px}
.foot-brand .mark{width:auto;height:54px;margin-bottom:16px}
.brand svg{width:20px;height:26px;color:var(--accent)}
.brand-txt{display:grid;gap:2px}
.brand-word{font-family:var(--f-display);font-weight:600;font-size:20px;line-height:1;
  letter-spacing:.02em;color:var(--navy)}
.brand-sub{font-size:8.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted)}
@media(max-width:400px){.brand-sub{display:none}.brand-word{font-size:19px}}

.nav{display:none}
@media(min-width:900px){
  .nav{display:flex;gap:26px;margin-inline:auto}
  .nav a{font-size:13px;font-weight:500;color:#3E4C59;padding-block:6px;position:relative;
    white-space:nowrap;transition:color .16s}
  .nav a::after{content:"";position:absolute;inset-inline:0;bottom:-2px;height:2px;
    background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
  .nav a:hover{color:var(--navy)}
  .nav a:hover::after{transform:scaleX(1)}
  .nav a[aria-current="page"]{color:var(--navy);font-weight:600}
  .nav a[aria-current="page"]::after{transform:scaleX(1)}
}

.head-right{display:flex;align-items:center;gap:10px;margin-inline-start:auto}
@media(min-width:900px){.head-right{margin-inline-start:0}}

.lang{position:relative}
.lang-btn{display:flex;align-items:center;gap:8px;height:38px;padding:0 11px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);cursor:pointer;
  font-size:11.5px;font-weight:600;letter-spacing:.08em;color:var(--navy)}
.lang-btn:hover{border-color:var(--blue)}
.lang-btn .cv{width:9px;height:9px;opacity:.65}
.lang-menu{position:absolute;inset-block-start:calc(100% + 8px);inset-inline-end:0;
  min-width:186px;background:#fff;color:var(--ink);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:0 16px 34px rgba(16,34,53,.14);display:none;z-index:70;overflow:hidden}
.lang-menu.open{display:block}
.lang-menu a,.lang-menu li{display:flex;align-items:center;justify-content:space-between;
  gap:10px;padding:11px 14px;font-size:13px;border-bottom:1px solid var(--line-soft)}
.lang-menu a:last-child{border-bottom:0}
.lang-menu a:hover{background:var(--paper-2)}
.lang-menu a[aria-current="true"]{color:var(--accent);font-weight:600}
.lang-menu em{font-style:normal;font-size:10px;letter-spacing:.1em;color:var(--muted)}

.head-quote{display:none;align-items:center;height:40px;padding:0 18px;border-radius:var(--r-sm);
  background:var(--accent);color:#fff;font-size:13px;font-weight:600;white-space:nowrap}
.head-quote:hover{background:var(--accent-deep)}
@media(min-width:900px){.head-quote{display:inline-flex}}
/* 900–1280px 中等宽度：收紧导航字距与间距，避免西/法/俄长词把头部挤成两行 */
@media(min-width:900px) and (max-width:1280px){
  .nav{gap:16px}
  .nav a{font-size:12px}
  .head-quote{font-size:12px;padding:0 13px}
  .lang-btn{padding:0 9px;font-size:11px}
}

.burger{display:flex;align-items:center;justify-content:center;width:40px;height:40px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);cursor:pointer;padding:0}
.burger span{display:block;width:16px;height:1.5px;background:var(--navy);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;inset-inline:0;height:1.5px;background:var(--navy)}
.burger span::before{top:-5px}
.burger span::after{top:5px}
@media(min-width:900px){.burger{display:none}}

/* mobile overlay */
.mnav{position:fixed;inset:0;z-index:80;background:var(--navy);color:#fff;
  display:none;flex-direction:column;padding:20px}
.mnav.open{display:flex}
.mnav-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}
.mnav-close{width:40px;height:40px;background:transparent;border:1px solid var(--line-dark);
  border-radius:var(--r-sm);cursor:pointer;position:relative}
.mnav-close::before,.mnav-close::after{content:"";position:absolute;inset-block-start:50%;
  inset-inline-start:11px;width:16px;height:1.5px;background:#fff}
.mnav-close::before{transform:rotate(45deg)}
.mnav-close::after{transform:rotate(-45deg)}
.mnav .brand-word,.mnav .brand svg{color:#fff}
.mnav .brand svg{color:var(--accent)}
.mnav nav{display:grid;gap:2px}
.mnav nav a{font-family:var(--f-display);font-size:24px;font-weight:600;
  padding-block:15px;border-bottom:1px solid var(--line-dark);display:flex;align-items:center;
  justify-content:space-between;color:#fff}
.mnav nav a .n{font-size:12px;font-family:var(--f-body);color:#9FB0BE;font-weight:500}
.mnav-langs{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:26px}
.mnav-langs a{font-size:12px;letter-spacing:.08em;padding:7px 12px;border:1px solid var(--line-dark);
  border-radius:var(--r-sm)}
.mnav-langs a[aria-current="true"]{background:var(--accent);border-color:var(--accent);color:#fff}

/* ---------- hero ---------- */
.hero{padding-block:calc(var(--head-h) + 34px) 48px;background:#fff;color:var(--ink);overflow:hidden}
.hero-grid{display:grid;gap:30px;padding-bottom:44px}
@media(min-width:900px){.hero-grid{grid-template-columns:1.04fr .96fr;gap:56px;align-items:center;padding-bottom:64px}}

.hero h1{font-size:clamp(30px,4.4vw,58px);line-height:1.06;letter-spacing:-.035em;color:var(--navy);max-width:19ch}
.hero .eyebrow{margin-bottom:18px}
.hero .lede{margin-top:18px;max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin-top:22px;font-size:12.5px;line-height:1.6;color:var(--muted);max-width:48ch}
@media(max-width:420px){.hero-actions .btn{flex:1 1 100%}}

.hero-media{position:relative;border-radius:var(--r-md);overflow:hidden;background:var(--steel-100);
  box-shadow:0 0 0 8px #fff,0 26px 54px -18px rgba(16,34,53,.32)}
.hero-media img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 38%}
@media(min-width:900px){.hero-media img{aspect-ratio:4/5;max-height:540px}}
.hero-cap{position:absolute;inset-inline-start:16px;bottom:16px;display:flex;align-items:center;
  gap:12px;padding:9px 14px;border-radius:var(--r-sm);background:rgba(20,40,61,.9);
  font-size:11.5px;letter-spacing:.02em;color:#fff;max-width:calc(100% - 32px)}
.hero-cap b{color:var(--accent-2);font-weight:600;font-family:var(--f-data);font-size:13px}

/* hero stats band (white card on paper ground) */
.ledger{background:#fff;color:var(--ink);margin-top:34px;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:0 14px 34px -22px rgba(16,34,53,.28)}
.ledger ul{display:grid;grid-template-columns:1fr 1fr}
@media(min-width:768px){.ledger ul{grid-template-columns:repeat(4,1fr)}}
.ledger li{padding:22px 18px 24px;border-inline-start:1px solid var(--line)}
.ledger li:first-child{border-inline-start:0}
@media(min-width:768px){.ledger li + li{margin-inline-start:0}}
@media(max-width:767px){.ledger li:nth-child(n+3){border-top:1px solid var(--line);padding-top:26px}}
.ledger .v{font-family:var(--f-data);font-size:clamp(24px,2.6vw,32px);font-weight:600;line-height:1;color:var(--navy)}
.ledger .l{font-size:11.5px;color:var(--muted);margin-top:8px;line-height:1.4}

/* ---------- ticker (kept for legacy markup, hidden) ---------- */
.ticker{display:none}
.ticker-track{display:flex}
.tk{display:none}

/* ---------- home: about ---------- */
.about-split{display:grid;gap:36px}
@media(min-width:900px){.about-split{grid-template-columns:1.12fr .88fr;gap:64px;align-items:start}}
.about-copy h2{max-width:18ch}
.about-copy p{color:#41505C;font-size:15.5px;line-height:1.75;margin-top:16px;max-width:64ch}
.about-bullets{display:grid;gap:0;border-top:1px solid var(--line)}
.about-bullets li{display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;align-items:start;
  padding-block:15px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink)}
.about-bullets .bv{font-family:var(--f-data);font-size:13px;color:var(--accent);padding-top:2px}
@media(min-width:900px){.about-bullets{align-self:end}}

/* ---------- home: product cards ---------- */
.lines-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(min-width:768px){.lines-grid{grid-template-columns:repeat(3,1fr);gap:16px}}
@media(min-width:1100px){.lines-grid{grid-template-columns:repeat(5,1fr);gap:16px}}
.line-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s}
.line-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:#C3CFD8}
.line-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--steel-100)}
.lc-txt{position:static;display:block;padding:14px 14px 16px;color:var(--ink);background:#fff}
.lc-num{display:none}
.lc-name{display:block;font-family:var(--f-display);font-size:15px;font-weight:600;line-height:1.25;color:var(--navy)}
.lc-tag{display:block;font-size:11.5px;color:var(--muted);margin-top:6px;line-height:1.45}
.line-card::after{display:none}
@media(min-width:1100px){.lc-name{font-size:15.5px}}

/* category grid: 5 entries, never leaves a single card on the last row */
.cat-grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:760px){.cat-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.cat-card .lc-name{font-size:17px}
.cat-card .lc-tag{font-size:12.5px;line-height:1.55;margin-top:8px}
.lc-more{display:block;margin-top:12px;padding-top:10px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--blue);line-height:1.5}
.hint{margin:7px 0 0;font-size:11.5px;color:var(--muted);line-height:1.5}

/* ---------- capacity split ---------- */
.cap-split{display:grid;gap:36px}
@media(min-width:900px){.cap-split{grid-template-columns:1.02fr .98fr;gap:56px;align-items:start}}
.cap-stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-dark);
  border-radius:var(--r-md);overflow:hidden;margin-top:28px}
.cap-stats > div{background:var(--navy);color:#fff;padding:22px 18px}
.cs-v{font-family:var(--f-data);font-size:clamp(26px,3vw,34px);line-height:1;font-weight:600;color:#fff}
.cs-u{font-size:11px;letter-spacing:.06em;color:var(--accent-2);margin-top:6px}
.cs-l{font-size:12px;color:#BCCBD6;margin-top:12px;line-height:1.45}
.cap-list{display:grid;gap:0;border-top:1px solid var(--line);margin-top:26px}
.cap-list li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:10px;padding-block:13px;
  border-bottom:1px solid var(--line);font-size:14px;color:var(--ink)}
.cap-list .ck{width:11px;height:11px;color:var(--accent);margin-top:5px}
.cap-fig{position:relative}
.cap-fig img{width:100%;aspect-ratio:5/6;object-fit:cover;object-position:50% 40%;border-radius:var(--r-md)}
.cap-fig figcaption{padding-top:10px;font-size:12px;color:var(--muted)}

/* ---------- process timeline ---------- */
.proc{display:grid;gap:0;margin-top:8px;position:relative}
.proc::before{content:"";position:absolute;inset-block:10px 34px;inset-inline-start:13px;width:1px;background:var(--line)}
.step{display:grid;grid-template-columns:28px 1fr;gap:16px;padding-block:14px}
.step .dot{width:11px;height:11px;border-radius:50%;background:var(--accent);
  justify-self:center;margin-block-start:7px;position:relative;z-index:2;box-shadow:0 0 0 5px var(--paper-2)}
.step-n{display:none}
.step-t{font-family:var(--f-display);font-size:17px;font-weight:600;line-height:1.3;color:var(--navy)}
.step-d{font-size:13.5px;color:var(--muted);margin-top:6px;max-width:66ch;line-height:1.6}
@media(min-width:900px){
  .proc{grid-template-columns:repeat(5,1fr);gap:26px}
  .proc::before{inset-block-start:7px;inset-block-end:auto;inset-inline:0;width:auto;height:1px}
  .step{grid-template-columns:1fr;padding-block:0;gap:14px}
  .step .dot{justify-self:start;margin:0;box-shadow:0 0 0 6px var(--paper-2)}
  .step-n{display:block;font-family:var(--f-data);font-size:11px;letter-spacing:.1em;color:var(--muted)}
}

/* ---------- projects preview ---------- */
.prev-grid{display:grid;gap:16px}
@media(min-width:768px){.prev-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.pcard{display:block;position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.pcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-card)}
.pcard img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--steel-100)}
.pcard figcaption{padding:14px 16px 16px;color:var(--ink)}
.pcard .pt{font-size:14.5px;font-weight:600;line-height:1.35;color:var(--navy)}
.pcard .pm{font-size:11.5px;color:var(--muted);margin-top:5px}

/* ---------- quality / certificates ---------- */
.q-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
@media(min-width:768px){.q-grid{grid-template-columns:repeat(3,1fr)}}
.q-item{background:#fff;padding:20px 18px 22px}
.q-t{font-family:var(--f-display);font-size:16px;font-weight:600;line-height:1.3;color:var(--navy)}
.q-d{font-size:12.5px;color:var(--muted);margin-top:7px;line-height:1.55}

.certs{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(min-width:1100px){.certs{grid-template-columns:repeat(4,1fr);gap:16px}}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:10px;
  transition:box-shadow .2s var(--ease)}
.cert:hover{box-shadow:var(--shadow-card)}
.cert img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 0;border-radius:calc(var(--r-md) - 4px)}
.cert .cc{padding:9px 2px 2px;font-size:11px;letter-spacing:.04em;color:var(--muted)}
@media(max-width:1099px){.cert:last-child{grid-column:span 2}.cert:last-child img{aspect-ratio:16/9;object-position:50% 30%}}

/* ---------- CTA ---------- */
.cta{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.cta-in{position:relative;display:grid;gap:20px}
.cta h2{font-size:clamp(28px,3.6vw,44px);max-width:20ch;color:#fff}
.cta .lede{max-width:48ch;color:#CEDAE3}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.cta-note{font-size:12.5px;color:#AEBDC9;max-width:44ch}

/* ---------- page head (subpages) ---------- */
.phead{background:var(--navy);color:#fff;padding-block:calc(var(--head-h) + 44px) 52px;position:relative;overflow:hidden}
.phead h1{font-size:clamp(32px,4.6vw,52px);max-width:26ch;color:#fff;position:relative;line-height:1.08}
.phead .lede{position:relative;margin-top:16px;max-width:56ch;color:#C9D6E0}
.phead .eyebrow{position:relative}

/* ---------- product page ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;padding-block:12px 0}
.chip{display:inline-flex;align-items:center;line-height:1;font-size:12px;
  padding:10px 13px;border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);
  cursor:pointer;color:var(--navy);transition:.15s}
.chip:hover{border-color:var(--blue);color:var(--blue)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.chip .cn{color:#8C9AA5;margin-inline-end:6px;font-family:var(--f-data)}
.chip[aria-pressed="true"] .cn{color:var(--accent-2)}
.phead .chip{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.06)}
.phead .chip:hover{border-color:#fff;background:rgba(255,255,255,.14)}
.phead .chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent)}
.phead .chip .cn{color:#B7C6D2}
.phead .chip[aria-pressed="true"] .cn{color:#fff}

.pline{display:grid;gap:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;margin-bottom:22px;scroll-margin-top:96px;
  box-shadow:0 12px 30px -26px rgba(16,34,53,.4)}
@media(min-width:900px){.pline{grid-template-columns:1.02fr .98fr;gap:48px;align-items:center;padding:28px}}
.pline.flip .pl-media{order:2}
.pl-media{margin:0;position:relative;background:var(--steel-100);border-radius:var(--r-md);overflow:hidden}
.pl-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
@media(min-width:900px){.pl-media img{aspect-ratio:4/5;max-height:600px}}
.pl-media figcaption{display:flex;justify-content:space-between;padding:9px 2px 0;font-size:11.5px;color:var(--muted)}
.pl-body{display:grid;gap:0}
.pl-idx{font-size:12px;color:var(--accent);font-weight:600;font-family:var(--f-data);letter-spacing:.04em}
.pl-name{font-size:clamp(24px,2.6vw,34px);margin-top:8px;line-height:1.15;color:var(--navy)}
.pl-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;
  color:var(--muted);margin-top:12px}
.pl-tag::before{content:"";width:18px;height:2px;background:var(--accent)}
.pl-desc{font-size:15px;color:#41505C;margin-top:16px;max-width:58ch;line-height:1.75}
.specs{margin-top:24px;border-top:1px solid var(--line)}
.specs .st{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
  padding-block:10px 8px}
.specs dl{display:grid;grid-template-columns:minmax(94px,auto) 1fr;gap:12px;padding-block:11px;
  border-bottom:1px solid var(--line-soft)}
.specs dt{font-size:12.5px;color:var(--muted)}
.specs dd{font-size:13.5px;color:var(--ink);margin:0}
.pl-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:26px}

/* closing note on products page */
.note-box{border:1px solid var(--line);background:var(--paper-2);border-radius:var(--r-md);
  padding:26px;display:grid;gap:14px}
@media(min-width:900px){.note-box{padding:40px;grid-template-columns:1fr auto;align-items:center;gap:40px}}
.note-box h3{font-size:clamp(20px,2.2vw,28px)}
.note-box p{font-size:14.5px;color:var(--muted);max-width:64ch;margin-top:8px;line-height:1.7}

/* ---------- capability page ---------- */
.cap-hero-stats{display:grid;grid-template-columns:1fr 1fr;border-radius:var(--r-md);
  background:rgba(255,255,255,.2);overflow:hidden;gap:1px}
@media(min-width:768px){.cap-hero-stats{grid-template-columns:repeat(4,1fr)}}
.cap-hero-stats > div{background:#1B3350;padding:26px 18px}
.cap-hero-stats .cs-v{font-size:clamp(30px,3.4vw,40px);color:#fff;font-family:var(--f-data)}
.cap-hero-stats .cs-u{color:var(--accent-2)}
.cap-hero-stats .cs-l{color:#BCCBD6}
.split{display:grid;gap:36px}
@media(min-width:900px){.split{grid-template-columns:1fr 1fr;gap:56px;align-items:start}}
.txt-block h3{margin-bottom:12px}
.txt-block p{font-size:15px;color:#41505C;max-width:58ch;line-height:1.75}
.tick-list{display:grid;gap:0;border-top:1px solid var(--line);margin-top:18px}
.tick-list li{display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px;padding-block:12px;
  border-bottom:1px solid var(--line-soft);font-size:14px;color:var(--ink)}
.tick-list .ck{width:11px;height:11px;color:var(--accent);margin-top:5px}

/* ---------- projects page ---------- */
.proj-filter{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.pgrid{display:grid;gap:18px;margin-top:34px}
@media(min-width:900px){.pgrid{grid-template-columns:repeat(3,1fr);gap:20px}}
.pitem{overflow:hidden;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;
  transition:box-shadow .2s var(--ease)}
.pitem:hover{box-shadow:var(--shadow-card)}
.pitem[hidden]{display:none}
.pitem img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:50% 22%;background:var(--steel-100)}
.pitem .cap{padding:14px 16px 16px}
.pitem .pt{font-size:14.5px;font-weight:600;line-height:1.35;color:var(--navy)}
.pitem .pm{font-size:11.5px;color:var(--muted);margin-top:5px}
.count-line{display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  margin-top:24px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12px;color:var(--muted)}

/* ---------- contact ---------- */
.contact-grid{display:grid;gap:40px}
@media(min-width:960px){.contact-grid{grid-template-columns:1.05fr .95fr;gap:64px;align-items:start}}
.form{display:grid;gap:16px;margin-top:6px}
.frow{display:grid;gap:16px}
@media(min-width:640px){.frow{grid-template-columns:1fr 1fr}}
.field{display:grid;gap:7px}
.field label{font-size:12px;font-weight:500;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line);padding:12px 13px;border-radius:var(--r-sm);
  font-family:var(--f-body);font-size:16px;color:var(--ink);
  transition:border-color .15s,box-shadow .15s}
.field textarea{min-height:132px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;
  border-color:var(--blue);box-shadow:0 0 0 3px rgba(49,94,125,.14)}
.field input::placeholder,.field textarea::placeholder{color:#93A0AA}
.req{color:var(--accent)}
.form-foot{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:6px}
.form-note{font-size:12.5px;color:var(--muted);max-width:46ch;line-height:1.6}

.info-block{border-top:1px solid var(--line);padding-top:20px;margin-top:24px}
.info-block .il{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.info-block .iv{font-size:15px;line-height:1.6;margin-top:6px;color:var(--ink)}
.info-block .iv a{border-bottom:1px solid var(--line);padding-bottom:2px}
.info-block .iv a:hover{border-color:var(--blue);color:var(--blue)}
.info-block .iv.mono{font-family:var(--f-data);font-size:22px;letter-spacing:.02em}
.info-block:first-child{border-top:0;padding-top:0;margin-top:0}

.map-link{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:12px;white-space:nowrap;
  color:var(--blue);border-bottom:1px solid rgba(49,94,125,.4);padding-bottom:3px}
.map-link:hover{color:var(--accent);border-color:var(--accent)}

.faq{margin-top:26px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-block:15px;cursor:pointer;font-size:14px;font-weight:500;list-style:none;color:var(--navy)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm-ic{width:12px;height:12px;position:relative;flex:none}
.faq summary .pm-ic::before,.faq summary .pm-ic::after{content:"";position:absolute;
  inset-block-start:50%;inset-inline-start:0;width:12px;height:1.5px;background:var(--accent);transition:transform .2s}
.faq summary .pm-ic::after{transform:rotate(90deg)}
.faq details[open] summary .pm-ic::after{transform:rotate(0)}
.faq details p{font-size:14px;color:var(--muted);padding-bottom:16px;max-width:60ch;line-height:1.7}

.terms{margin-top:14px;display:grid;gap:10px;counter-reset:tm}
.terms li{display:grid;grid-template-columns:20px minmax(0,1fr);gap:10px;font-size:13.5px;color:var(--muted)}
.terms .tn{font-family:var(--f-data);color:var(--accent);font-size:12px}

/* ---------- footer ---------- */
.foot{background:var(--navy-deep);color:#D3DDE5;padding-block:56px 26px;margin-top:0}
.foot-top{display:grid;gap:34px}
@media(min-width:900px){.foot-top{grid-template-columns:1.4fr .7fr .7fr 1fr;gap:48px}}
.foot-brand svg{width:26px;height:34px;color:var(--accent)}
.foot-brand .fw{font-family:var(--f-display);font-size:22px;font-weight:600;letter-spacing:.02em;margin-top:12px;color:#fff}
.foot-brand .fs{font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:#9BAEBD;margin-top:5px}
.foot-brand p{font-size:12.5px;color:#A9BAC7;margin-top:16px;max-width:34ch;line-height:1.6}
.foot-col .fl{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-2);margin-bottom:12px}
.foot-col ul{display:grid;gap:9px}
.foot-col a{font-size:13px;color:#C3D0DA;transition:color .15s}
.foot-col a:hover{color:#fff}
.foot-col .fc{font-size:12.5px;color:#B6C4CF;line-height:1.55}
.foot-bottom{margin-top:44px;padding-top:18px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;justify-content:space-between;
  font-size:11.5px;color:#93A6B4}
.foot-bottom .legal{color:#C3D0DA}

/* ---------- toast ---------- */
.toast{position:fixed;inset-inline:16px;bottom:16px;z-index:90;max-width:470px;
  margin-inline:auto;background:var(--navy);color:#fff;border:1px solid var(--line-dark);
  border-inline-start:3px solid var(--accent);border-radius:var(--r-sm);padding:14px 16px;
  font-size:13px;line-height:1.55;box-shadow:0 18px 40px rgba(14,30,45,.28);
  transform:translateY(14px);opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease),transform .25s var(--ease)}
@media(min-width:768px){.toast{inset-inline:auto 28px;bottom:28px;margin-inline:0}}
.toast.show{opacity:1;transform:none}
.toast a{color:var(--accent-2);text-decoration:underline;text-underline-offset:2px}

/* ---------- reveal ---------- */
.js .rv{opacity:0;transform:translateY(16px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none;transition:none}
  .line-card img{transition:none}
  .btn .ar{transition:none}
}

/* ---------- rtl ---------- */
/* 列宽不在这里改写：标记顺序是「图标/编号 + 文字」，grid 在 RTL 下会自动镜像列序，
   再改写列宽反而会把编号塞进 1fr 列、把文字压成一字宽并撑出横向溢出。 */
[dir="rtl"] .btn:hover .ar{transform:scaleX(-1) translateX(3px)}
[dir="rtl"] .tlink svg{transform:scaleX(-1)}
[dir="rtl"] .step .dot{justify-self:end}
[dir="rtl"] .about-bullets .bv{text-align:start}
[dir="rtl"] .lang-menu{inset-inline-end:auto;inset-inline-start:0}
[dir="rtl"] .kicker::after{margin-inline-start:0;margin-inline-end:8px}

/* ---------- skip link ---------- */
/* 不用负偏移（RTL 下会把 scrollWidth 撑大），改为向上移出 */
.skip{position:absolute;inset-inline-start:var(--pad);top:-64px;z-index:99;background:var(--navy);
  color:#fff;padding:10px 16px;font-size:14px;border-radius:0 0 var(--r-sm) var(--r-sm)}
.skip:focus{top:0}

/* ---------- legal / privacy ---------- */
.legal{max-width:74ch;margin-inline:0}
.legal-intro{margin:0;font-size:17px;line-height:1.75;color:var(--muted)}
.legal-blk{border-top:1px solid var(--line);padding:26px 0 4px;margin-top:26px}
.legal-blk h3{font-size:21px;font-weight:600;letter-spacing:-.015em;margin:0 0 10px;color:var(--navy)}
.legal-blk p{margin:0 0 18px;font-size:16px;line-height:1.8;color:var(--ink)}
.legal-foot{margin:32px 0 0;padding-top:22px;border-top:1px solid var(--line);font-size:16px}
.legal-foot a{color:var(--accent);text-decoration:none;border-bottom:1px solid var(--accent-2)}
[dir="rtl"] .legal-blk h3,[dir="rtl"] .legal-intro{text-align:start}

/* ---------- WhatsApp float (only when a number is set) ---------- */
.wa{position:fixed;inset-inline-end:20px;bottom:20px;z-index:60;display:inline-flex;align-items:center;
  gap:9px;padding:11px 15px;border-radius:999px;background:#fff;color:var(--navy);
  border:1px solid var(--line);box-shadow:0 14px 30px -14px rgba(16,34,53,.5);
  font-size:13px;font-weight:600;text-decoration:none;transition:.18s}
.wa:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.wa .wa-ic{width:20px;height:20px;flex:none;color:#1FA855}
.wa:hover .wa-ic{color:#fff}
.wa .wa-t{white-space:nowrap}
@media(max-width:600px){.wa{padding:12px;border-radius:50%}.wa .wa-t{display:none}}
@media print{.wa{display:none}}
.wa.is-hidden{opacity:0;pointer-events:none;transform:translateY(10px)}
/* keep the float off the footer legal line */
body:has(.wa) .foot-bottom{padding-inline-end:150px}
@media(max-width:600px){body:has(.wa) .foot-bottom{padding-inline-end:78px}}

/* ---------- works gallery + process clips (November material pack) ---------- */
.gal{columns:1;column-gap:16px;margin-top:32px}
@media(min-width:640px){.gal{columns:2}}
@media(min-width:1000px){.gal{columns:3;column-gap:20px}}
.gal-item{break-inside:avoid;margin:0 0 16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.gal-item img{display:block;width:100%;height:auto;background:var(--steel-100)}
.gal-item figcaption{padding:11px 14px 13px}
.gal-item .gt{display:block;font-size:13.5px;font-weight:600;color:var(--navy);line-height:1.35}
.gal-item .gm{display:block;font-size:11px;color:var(--muted);margin-top:3px}

.vgrid{display:grid;gap:18px;margin-top:32px}
@media(min-width:560px){.vgrid{grid-template-columns:1fr 1fr;gap:20px}}
.vcard{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.vcard video{display:block;width:100%;height:auto;background:#0c1723}
.vcard figcaption{padding:11px 14px 13px}
.vcard .vt{display:block;font-size:13.5px;font-weight:600;color:var(--navy);line-height:1.35}
.vcard .vm{display:block;font-size:11px;color:var(--muted);margin-top:3px}

.vsec{display:grid;gap:28px}
.vsec h3{font-size:clamp(19px,2vw,24px);margin-top:6px}
.vsec p{font-size:14px;color:var(--muted);line-height:1.7;margin-top:8px;max-width:52ch}
@media(min-width:900px){.vsec{grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}.vsec-media{max-width:430px}}