/* ==========================================================================
   GreenOE — Design System
   白色 + 品牌绿 | PC / 平板 / 手机三档自适应
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  /* brand */
  --brand:#AFCB24;
  --brand-600:#7F9B13;
  --brand-700:#52670B;
  --brand-300:#C9DE63;
  --brand-100:#F3F8D8;
  --brand-glow:rgba(175,203,36,.30);

  /* neutrals — industrial dark */
  --ink-900:#10170D;
  --ink-800:#172012;
  --ink-700:#202A19;
  --ink-600:#2A3521;
  --ink-500:#39442F;
  --ink-400:#4D5942;
  --line:#394331;
  --line-soft:#E4E7EA;

  /* light surfaces */
  --paper:#FFFFFF;
  --paper-2:#F6F7F8;
  --paper-3:#EDEFF1;

  /* text */
  --tx-hi:#F5F6F7;
  --tx-mid:#B4BCC4;
  --tx-low:#7C868F;
  --tx-dark:#172014;
  --tx-dark-2:#4D5947;

  /* semantic */
  --ok:#3FA96A;
  --warn:#D9A441;

  /* layout */
  --wrap:1240px;
  --wrap-narrow:900px;
  --gut:24px;
  --nav-h:72px;
  --nav-h-sm:60px;

  /* radius / shadow */
  --r-xs:4px; --r-sm:8px; --r:12px; --r-lg:18px; --r-xl:28px;
  --sh-1:0 1px 2px rgba(12,15,18,.08), 0 4px 14px rgba(12,15,18,.06);
  --sh-2:0 8px 28px rgba(12,15,18,.12);
  --sh-3:0 18px 60px rgba(12,15,18,.20);
  --sh-brand:0 10px 30px rgba(127,155,19,.28);

  /* type */
  --ff:"Inter","Manrope","Noto Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --ff-num:"Inter",system-ui,sans-serif;

  --t-xs:.75rem; --t-sm:.875rem; --t-base:1rem; --t-md:1.0625rem;
  --t-lg:1.25rem; --t-xl:1.5rem; --t-2xl:2rem; --t-3xl:2.5rem; --t-4xl:3.25rem;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px)}
body{
  margin:0;font-family:var(--ff);font-size:var(--t-base);line-height:1.65;
  color:var(--tx-dark);background:var(--paper);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,video,iframe{max-width:100%;display:block}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0 0 .5em;line-height:1.2;font-weight:800;letter-spacing:-.015em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
table{border-collapse:collapse;width:100%}
hr{border:0;border-top:1px solid var(--line-soft);margin:2.5rem 0}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:var(--r-xs)}
::selection{background:var(--brand);color:#fff}

/* ---------- 3. Layout ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.wrap-narrow{max-width:var(--wrap-narrow)}
.section{padding:88px 0}
.section-sm{padding:56px 0}
.section-lg{padding:112px 0}
.dark{background:var(--ink-800);color:var(--tx-hi)}
.dark h1,.dark h2,.dark h3,.dark h4{color:#fff}
.darker{background:var(--ink-900);color:var(--tx-hi)}
.tint{background:var(--paper-2)}
.grid{display:grid;gap:28px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-6{grid-template-columns:repeat(6,1fr)}
.flex{display:flex}
.center{text-align:center}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.stack>*+*{margin-top:1rem}

/* ---------- 4. Typography helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.55em;
  font-size:var(--t-xs);font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--brand);border-radius:2px}
.dark .eyebrow{color:var(--brand-300)}
.dark .eyebrow::before{background:var(--brand-300)}

.h-display{font-size:clamp(2rem,5.2vw,var(--t-4xl));font-weight:900;letter-spacing:-.03em;line-height:1.08}
.h1{font-size:clamp(1.9rem,4.4vw,var(--t-3xl))}
.h2{font-size:clamp(1.6rem,3.4vw,var(--t-2xl))}
.h3{font-size:var(--t-xl)}
.lede{font-size:var(--t-md);color:var(--tx-dark-2);max-width:70ch}
.dark .lede{color:var(--tx-mid)}
.muted{color:var(--tx-low)}
.hl{color:var(--brand)}
.section-head{max-width:74ch;margin-bottom:44px}
.section-head.center{margin-inline:auto}

/* ---------- 5. Buttons ---------- */
.btn{
  --bg:var(--brand);--fg:#fff;--bd:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:14px 26px;border-radius:var(--r-sm);border:1.5px solid var(--bd);
  background:var(--bg);color:var(--fg);
  font-weight:700;font-size:var(--t-sm);letter-spacing:.01em;
  cursor:pointer;transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s,border-color .18s,color .18s;
  text-align:center;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--sh-brand)}
.btn:active{transform:translateY(0)}
.btn--ghost{--bg:transparent;--fg:var(--brand);--bd:var(--brand)}
.btn--ghost:hover{--bg:var(--brand);--fg:#fff}
.btn--light{--bg:#fff;--fg:var(--tx-dark);--bd:#fff}
.btn--outline-light{--bg:transparent;--fg:#fff;--bd:rgba(255,255,255,.45)}
.btn--outline-light:hover{--bg:#fff;--fg:var(--tx-dark);--bd:#fff;box-shadow:var(--sh-2)}
.btn--lg{padding:17px 34px;font-size:var(--t-base)}
.btn--block{width:100%}
.btn__arrow{transition:transform .2s var(--ease)}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

.link-arrow{display:inline-flex;align-items:center;gap:.4em;color:var(--brand);font-weight:700;font-size:var(--t-sm)}
.link-arrow:hover{gap:.7em}
.link-arrow svg{transition:transform .2s var(--ease)}

/* ---------- 6. Header / Nav ---------- */
.hdr{
  position:sticky;top:0;z-index:900;
  background:rgba(255,255,255,.96);backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.hdr__bar{display:flex;align-items:center;gap:20px;height:var(--nav-h)}
.hdr__logo{display:flex;align-items:center;flex:0 0 auto}
.hdr__logo img{height:38px;width:auto;border-radius:5px}
.nav{display:flex;align-items:center;gap:2px;margin-left:14px;flex:1 1 auto}
.nav__item{position:relative}
.nav__link{
  display:flex;align-items:center;gap:.35em;
  padding:10px 13px;border-radius:var(--r-sm);
  color:var(--tx-dark-2);font-weight:700;font-size:.9rem;white-space:nowrap;
  transition:color .16s,background .16s;
}
button.nav__link{border:0;background:transparent;font:inherit;cursor:pointer}
.nav__link:hover,.nav__item:hover>.nav__link,.nav__link[aria-current]{color:var(--brand-700);background:var(--brand-100)}
.nav__link .caret{width:9px;height:9px;transition:transform .2s var(--ease);opacity:.7}
.nav__item:hover .caret{transform:rotate(180deg)}

.drop{
  position:absolute;top:calc(100% + 6px);left:0;min-width:290px;
  background:#fff;border-radius:var(--r);box-shadow:var(--sh-3);
  padding:10px;opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  border:1px solid var(--line-soft);
}
.nav__item:hover .drop,.nav__item:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{display:block;padding:11px 14px;border-radius:var(--r-sm);color:var(--tx-dark);font-weight:600;font-size:.9rem}
.drop a small{display:block;font-weight:500;font-size:.78rem;color:var(--tx-low);margin-top:2px}
.drop a:hover{background:var(--brand-100);color:var(--brand-700)}

.hdr__side{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* language switcher */
.lang{position:relative}
.lang__btn{
  display:flex;align-items:center;gap:.4em;padding:9px 12px;border-radius:var(--r-sm);
  background:var(--paper-2);border:1px solid var(--line-soft);
  color:var(--tx-dark);font-weight:700;font-size:.8rem;cursor:pointer;
}
.lang__btn:hover{background:var(--brand-100);border-color:var(--brand)}
.lang__menu{
  position:absolute;right:0;top:calc(100% + 6px);min-width:150px;background:#fff;
  border-radius:var(--r);box-shadow:var(--sh-3);padding:8px;border:1px solid var(--line-soft);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .18s var(--ease);z-index:20;
}
.lang:hover .lang__menu,.lang:focus-within .lang__menu,.lang__menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.lang__menu a{display:flex;align-items:center;gap:.5em;padding:9px 12px;border-radius:var(--r-sm);color:var(--tx-dark);font-weight:600;font-size:.85rem}
.lang__menu a:hover{background:var(--paper-2)}
.lang__menu a[aria-current]{color:var(--brand);background:var(--brand-100)}

/* burger */
.burger{display:none;width:44px;height:44px;border:1px solid var(--line-soft);background:var(--paper-2);border-radius:var(--r-sm);cursor:pointer;padding:0;place-items:center}
.burger span{display:block;width:20px;height:2px;background:var(--tx-dark);border-radius:2px;position:relative;transition:.2s var(--ease)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--tx-dark);border-radius:2px;transition:.2s var(--ease)}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* mobile drawer */
.drawer{
  position:fixed;inset:var(--nav-h-sm) 0 0 0;z-index:890;background:#fff;
  transform:translateX(100%);transition:transform .28s var(--ease);
  overflow-y:auto;padding:18px var(--gut) 40px;display:none;
}
.drawer.open{transform:translateX(0)}
.drawer__group{border-bottom:1px solid var(--line-soft)}
.drawer__top{
  display:flex;justify-content:space-between;align-items:center;width:100%;
  padding:16px 2px;background:none;border:0;color:var(--tx-dark);font-weight:700;font-size:1.02rem;cursor:pointer;text-align:left;
}
.drawer__top .caret{width:11px;height:11px;transition:transform .2s var(--ease);opacity:.65}
.drawer__top[aria-expanded="true"] .caret{transform:rotate(180deg)}
.drawer__sub{display:none;padding:0 0 14px 2px}
.drawer__sub.open{display:block}
.drawer__sub a{display:block;padding:11px 12px;border-radius:var(--r-sm);color:var(--tx-dark-2);font-weight:600;font-size:.94rem}
.drawer__sub a:hover{background:var(--brand-100);color:var(--brand-700)}
.drawer__cta{margin-top:26px;display:grid;gap:12px}
.drawer__langs{display:flex;gap:8px;margin-top:22px}
.drawer__langs a{flex:1;text-align:center;padding:11px;border:1px solid var(--line-soft);border-radius:var(--r-sm);color:var(--tx-dark-2);font-weight:700;font-size:.85rem}
.drawer__langs a[aria-current]{background:var(--brand);border-color:var(--brand);color:#fff}
body.nav-open{overflow:hidden}

/* ---------- 7. Hero ---------- */
.hero{position:relative;background:var(--ink-900);color:#fff;overflow:hidden;isolation:isolate}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:1}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(1100px 620px at 78% 12%,var(--brand-glow),transparent 62%),
    linear-gradient(100deg,rgba(14,23,10,.86) 8%,rgba(14,23,10,.58) 48%,rgba(14,23,10,.06) 100%);
}
.hero__inner{padding:96px 0 88px;max-width:830px}
.hero h1{font-size:clamp(2.1rem,5.4vw,3.5rem);font-weight:900;letter-spacing:-.03em;line-height:1.06;margin-bottom:20px}
.hero__sub{font-size:clamp(1rem,1.7vw,1.2rem);color:#D7DDE3;max-width:62ch;margin-bottom:32px}
.hero__badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.chip{
  display:inline-flex;align-items:center;gap:.45em;
  padding:7px 14px;border-radius:999px;font-size:.8rem;font-weight:700;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);color:#EDF1F4;
}
.chip--brand{background:var(--brand-glow);border-color:rgba(175,203,36,.65);color:#F3FFC0}

/* Homepage reference layout: renewable-energy hero and company data strip */
.home-ref-hero{position:relative;min-height:526px;display:flex;align-items:center;overflow:hidden;color:#fff;isolation:isolate}
.home-ref-hero__bg{position:absolute;inset:0;z-index:-2}
.home-ref-hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.home-ref-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,34,62,.69) 0%,rgba(7,34,62,.46) 34%,rgba(7,34,62,.05) 67%,rgba(7,34,62,.04) 100%)}
.home-ref-hero__inner{max-width:610px;padding:72px 0 68px}
.home-ref-hero h1{display:grid;gap:2px;margin:0;color:#fff;font-size:clamp(2.25rem,4vw,3.35rem);font-weight:900;line-height:1.05;letter-spacing:-.035em}
.home-ref-hero h1 strong{color:var(--brand);font:inherit}
.home-ref-hero__inner>i{display:block;width:92px;height:7px;margin:22px 0 20px;background:var(--brand)}
.home-ref-hero p{margin:0;max-width:54ch;color:#fff;font-size:clamp(.94rem,1.35vw,1.1rem);font-weight:600;line-height:1.5}
.home-ref-who{padding-top:52px;padding-bottom:42px;background:#fff}
.home-ref-who__head{max-width:1120px;margin:0 auto 30px;text-align:center}
.home-ref-who__head h2{margin:0 0 15px;color:var(--brand);font-size:clamp(2rem,3.3vw,2.6rem);font-weight:900;letter-spacing:-.03em}
.home-ref-who__head p{max-width:980px;margin:0 auto;color:var(--tx-dark-2);font-size:clamp(.98rem,1.35vw,1.12rem);line-height:1.72}
.home-ref-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch}
.home-ref-stat{padding:18px 28px 6px;text-align:center;border-right:1px solid var(--line-soft)}
.home-ref-stat:last-child{border-right:0}
.home-ref-stat__icon{display:grid;place-items:center;height:42px;margin-bottom:10px;color:var(--brand)}
.home-ref-stat__icon svg{width:37px;height:37px;stroke-width:1.9}
.home-ref-stat strong{display:block;color:var(--brand);font-family:var(--ff-num);font-size:clamp(2.15rem,3.1vw,2.7rem);font-weight:900;letter-spacing:-.05em;line-height:1.02}
.home-ref-stat__number{display:inline-block;transform-origin:center bottom;will-change:transform}
.home-ref-stat__number.is-counting{animation:home-stat-pop .56s cubic-bezier(.18,.89,.32,1.28) both}
.home-ref-stat strong sup{font-size:.5em;margin-left:.08em}
.home-ref-stat>span{display:block;margin-top:9px;color:var(--tx-dark);font-size:clamp(.9rem,1.15vw,1rem);font-weight:800;line-height:1.38}
.home-ref-stat small{display:block;max-width:25ch;margin:7px auto 0;color:var(--tx-dark-2);font-size:clamp(.8rem,1vw,.9rem);line-height:1.48}
.home-brands{padding-top:0;background:#fff}
.home-brands__head{max-width:860px;margin:0 auto 28px;text-align:center}
.home-brands__head h2{margin:0 0 10px;color:var(--brand);font-size:clamp(1.8rem,3vw,2.35rem);font-weight:900;letter-spacing:-.03em}
.home-brands__head p{margin:0;color:var(--tx-dark-2);font-size:clamp(.94rem,1.2vw,1.04rem);line-height:1.65}
.home-brands__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.home-brand{display:grid;place-items:center;min-height:132px;margin:0;padding:22px 18px;border:1px solid var(--line-soft);border-radius:18px;background:#fff;box-shadow:0 10px 26px rgba(23,42,17,.06);transition:transform .25s ease,box-shadow .25s ease}
.home-brand:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(23,42,17,.11)}
.home-brand img{display:block;width:100%;height:82px;object-fit:contain}
@keyframes home-stat-pop{0%{transform:translateY(11px) scale(.72);opacity:.35}58%{transform:translateY(-5px) scale(1.12);opacity:1}82%{transform:translateY(2px) scale(.97)}100%{transform:translateY(0) scale(1)}}

/* page hero (inner pages) */
.phero{position:relative;background:var(--ink-900);color:#fff;overflow:hidden;isolation:isolate}
.phero__bg{position:absolute;inset:0;z-index:-2}
.phero__bg img{width:100%;height:100%;object-fit:cover;opacity:.34}
.phero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(900px 460px at 84% 0%,var(--brand-glow),transparent 60%),linear-gradient(95deg,rgba(12,15,18,.96),rgba(12,15,18,.62))}
.phero__inner{padding:64px 0 60px;max-width:78ch}
.phero h1{font-size:clamp(1.8rem,4vw,2.75rem);margin-bottom:14px}
.phero p{color:#CFD6DC;font-size:var(--t-md);margin:0;max-width:66ch}

/* breadcrumbs */
.crumbs{display:flex;flex-wrap:wrap;gap:.45em;font-size:.8rem;color:var(--tx-low);padding:14px 0}
.crumbs a{color:var(--tx-low)}
.crumbs a:hover{color:var(--brand)}
.crumbs span[aria-current]{color:var(--tx-dark-2)}
.phero .crumbs,.phero .crumbs a{color:rgba(255,255,255,.6)}
.phero .crumbs a:hover{color:var(--brand-300)}
.phero .crumbs span[aria-current]{color:rgba(255,255,255,.9)}

/* ---------- 8. Stat bar ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--ink-700)}
.stat{padding:30px 24px;border-right:1px solid var(--line);text-align:center}
.stat:last-child{border-right:0}
.stat__n{font-family:var(--ff-num);font-size:clamp(1.9rem,3.6vw,2.7rem);font-weight:900;color:var(--brand);line-height:1;letter-spacing:-.03em}
.stat__n sup{font-size:.5em;font-weight:800;margin-left:.1em}
.stat__l{margin-top:9px;font-size:.82rem;font-weight:700;color:#fff;letter-spacing:.01em}
.stat__d{margin-top:4px;font-size:.76rem;color:var(--tx-low);line-height:1.45}
.stats--light{background:#fff;border-color:var(--line-soft)}
.stats--light .stat{border-color:var(--line-soft)}
.stats--light .stat__l{color:var(--tx-dark)}
.stats--light .stat__d{color:var(--tx-dark-2)}

/* ---------- 9. Cards ---------- */
.card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8DCE0}
.card__media{position:relative;aspect-ratio:4/3;background:var(--paper-3);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.card:hover .card__media img{transform:scale(1.05)}
.card__media--contain{background:#fff}
.card__media--contain img{object-fit:contain;padding:10px;background:#fff}
.card__body{padding:22px;display:flex;flex-direction:column;flex:1}
.card__kicker{font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:8px}
.card h3{font-size:1.05rem;margin-bottom:8px;letter-spacing:-.01em}
.card p{font-size:.9rem;color:var(--tx-dark-2);margin-bottom:14px}
.card__foot{margin-top:auto;padding-top:6px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.card__tag{position:absolute;top:12px;left:12px;padding:5px 11px;border-radius:999px;background:var(--brand);color:#fff;font-size:.7rem;font-weight:800;letter-spacing:.03em;z-index:2}
.card__tag--dark{background:rgba(12,15,18,.8);backdrop-filter:blur(6px)}

/* feature / icon card */
.fcard{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:28px;height:100%;transition:.2s var(--ease)}
.fcard:hover{border-color:var(--brand);box-shadow:var(--sh-1);transform:translateY(-3px)}
.fcard__ico{width:52px;height:52px;display:grid;place-items:center;border-radius:var(--r);background:var(--brand-100);color:var(--brand-700);margin-bottom:18px}
.fcard__ico svg{width:26px;height:26px}
.fcard h3{font-size:1.05rem;margin-bottom:9px}
.fcard p{font-size:.9rem;color:var(--tx-dark-2);margin:0}
.dark .fcard{background:var(--ink-700);border-color:var(--line)}
.dark .fcard:hover{border-color:var(--brand)}
.dark .fcard__ico{background:rgba(175,203,36,.16);color:var(--brand-300)}
.dark .fcard p{color:var(--tx-mid)}

/* numbered step */
.steps{counter-reset:s;display:grid;gap:22px}
.step{position:relative;padding:26px 26px 26px 76px;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg)}
.step::before{
  counter-increment:s;content:counter(s,decimal-leading-zero);
  position:absolute;left:26px;top:24px;
  font-family:var(--ff-num);font-size:1.5rem;font-weight:900;color:var(--brand);letter-spacing:-.04em;
}
.step h3{font-size:1rem;margin-bottom:6px}
.step p{font-size:.88rem;color:var(--tx-dark-2);margin:0}
.dark .step{background:var(--ink-700);border-color:var(--line)}
.dark .step p{color:var(--tx-mid)}

/* ---------- 10. Video block ---------- */
.video-block{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-900);aspect-ratio:16/9;box-shadow:var(--sh-3)}
.video-block img.video-poster{width:100%;height:100%;object-fit:cover;opacity:.66}
.video-block iframe,.video-block video{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:cover}
.video-block__ov{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:16px;text-align:center;padding:24px;
  background:linear-gradient(0deg,rgba(12,15,18,.72),rgba(12,15,18,.28))}
.video-play{
  width:78px;height:78px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;
  background:var(--brand);color:#fff;box-shadow:0 0 0 0 var(--brand-glow);
  animation:pulse 2.6s infinite;transition:transform .2s var(--ease)
}
.video-play:hover{transform:scale(1.08)}
.video-play svg{width:26px;height:26px;margin-left:3px}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--brand-glow)}70%{box-shadow:0 0 0 22px rgba(175,203,36,0)}100%{box-shadow:0 0 0 0 rgba(175,203,36,0)}}
.video-block__cap{color:#fff;font-weight:700;font-size:1rem;max-width:34ch}
.video-block__note{color:rgba(255,255,255,.66);font-size:.8rem;font-weight:600;letter-spacing:.02em}
.video-block[data-state="playing"] .video-block__ov,.video-block[data-state="playing"] .video-poster{display:none}
@media (prefers-reduced-motion:reduce){.video-play{animation:none}}

.video-strip{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center}

/* ---------- 11. Spec table ---------- */
.spec{border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden;background:#fff}
.spec table{font-size:.9rem}
.spec caption{text-align:left;padding:16px 20px;font-weight:800;background:var(--ink-800);color:#fff;font-size:.95rem}
.spec th,.spec td{padding:13px 20px;border-bottom:1px solid var(--line-soft);vertical-align:top;text-align:left}
.spec tbody tr:last-child th,.spec tbody tr:last-child td{border-bottom:0}
.spec th{width:42%;font-weight:600;color:var(--tx-dark-2);background:var(--paper-2)}
.spec td{font-weight:600;color:var(--tx-dark)}
.spec tbody tr:hover th{background:var(--brand-100);color:var(--brand-700)}

/* comparison table (category pages) */
.category-intro-image{margin:0;overflow:hidden;border-radius:var(--r-lg)}
.category-intro-image img{display:block;width:100%;height:auto}
.tbl-scroll{
  overflow:visible;
  border:1px solid var(--line-soft);border-radius:var(--r)
}
.tbl{width:100%;font-size:.86rem;table-layout:fixed;background:#fff}
.tbl th,.tbl td{padding:13px 16px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top;white-space:normal;overflow-wrap:anywhere}
.tbl thead th{background:var(--ink-800);color:#fff;font-weight:700;font-size:.8rem;letter-spacing:.02em;position:sticky;top:0}
.tbl tbody tr:hover{background:var(--paper-2)}
.tbl td a{color:var(--brand);font-weight:700}
.tbl .num{font-family:var(--ff-num);font-variant-numeric:tabular-nums}

.blog-list{display:grid;grid-template-columns:minmax(0,1fr);gap:20px}
.blog-row .card__body{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center;padding:30px 32px}
.blog-row h3{font-size:1.25rem;line-height:1.4;margin-bottom:10px}
.blog-row p{max-width:88ch;margin:0;font-size:.96rem;line-height:1.7}
.blog-row .card__foot{margin:0;padding:0;white-space:nowrap}
@media(max-width:680px){
  .blog-row .card__body{grid-template-columns:minmax(0,1fr);gap:18px;padding:24px}
  .blog-row h3{font-size:1.12rem}
}

/* ---------- 12. Gallery ---------- */
.gallery{display:grid;grid-template-columns:96px 1fr;gap:16px}
.gallery__thumbs{display:flex;flex-direction:column;gap:10px;max-height:520px;overflow-y:auto;padding-right:4px}
.gallery__thumbs button{
  border:2px solid var(--line-soft);border-radius:var(--r-sm);overflow:hidden;background:#fff;cursor:pointer;padding:0;aspect-ratio:1;flex:0 0 auto
}
.gallery__thumbs button[aria-selected="true"]{border-color:var(--brand)}
.gallery__thumbs img{width:100%;height:100%;object-fit:cover}
.gallery__stage{position:relative;border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;background:#fff;aspect-ratio:1}
.gallery__stage img{width:100%;height:100%;object-fit:contain}

.aplus{display:grid;gap:16px}
.aplus img{width:100%;border-radius:var(--r);border:1px solid var(--line-soft)}

/* ---------- 13. Forms ---------- */
.form{display:grid;gap:16px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:7px}
.field label{font-size:.82rem;font-weight:700;color:var(--tx-dark)}
.field .req{color:var(--brand)}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid #D6DADE;border-radius:var(--r-sm);
  background:#fff;font-size:.92rem;transition:border-color .16s,box-shadow .16s;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px rgba(175,203,36,.16)}
.field__hint{font-size:.76rem;color:var(--tx-low)}
.form-note{font-size:.78rem;color:var(--tx-low)}
.dark .field label{color:#fff}
.dark .field input,.dark .field select,.dark .field textarea{background:var(--ink-600);border-color:var(--ink-400);color:#fff}
.dark .field input::placeholder,.dark .field textarea::placeholder{color:var(--tx-low)}
.dark .form-note,.dark .field__hint{color:var(--tx-low)}

.form-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-xl);padding:36px;box-shadow:var(--sh-1)}
.dark .form-card{background:var(--ink-700);border-color:var(--line)}

/* ---------- 14. CTA band ---------- */
.cta{position:relative;background:var(--ink-900);color:#fff;overflow:hidden;isolation:isolate}
.cta::after{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(760px 400px at 12% 108%,var(--brand-glow),transparent 60%),radial-gradient(620px 340px at 88% -8%,rgba(224,138,51,.22),transparent 58%)}
.cta__inner{display:grid;grid-template-columns:1.25fr auto;gap:36px;align-items:center;padding:64px 0}
.cta h2{font-size:clamp(1.5rem,3vw,2.05rem);margin-bottom:10px}
.cta p{color:#C9D0D7;margin:0;max-width:60ch}

/* ---------- 15. Contact rail / floating CTA ---------- */
.rail{position:fixed;right:16px;bottom:16px;z-index:850;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.rail__btn{
  display:inline-flex;align-items:center;gap:.55em;padding:13px 20px;border-radius:999px;
  background:var(--brand);color:#fff;font-weight:800;font-size:.86rem;box-shadow:var(--sh-brand);
  border:0;cursor:pointer;transition:transform .18s var(--ease)
}
.rail__btn:hover{transform:translateY(-2px)}
.rail__btn svg{width:18px;height:18px}
.rail__mini{display:flex;gap:8px}
.rail__ico{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--tx-dark);box-shadow:var(--sh-2);border:1px solid var(--line-soft)}
.rail__ico:hover{color:var(--brand);border-color:var(--brand)}
.rail__ico svg{width:21px;height:21px}

/* ---------- 16. Logo wall / certs ---------- */
.logowall{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.logowall__i{aspect-ratio:16/9;display:grid;place-items:center;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r);padding:16px;font-weight:800;color:var(--tx-dark-2);font-size:.8rem;letter-spacing:.02em;text-align:center}
.dark .logowall__i{background:var(--ink-700);border-color:var(--line);color:var(--tx-mid)}
.partner-logo{position:relative;min-width:0;overflow:hidden;aspect-ratio:16/9;display:grid;place-items:center;margin:0;padding:16px;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r);box-shadow:0 5px 15px rgba(28,47,24,.035);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s}
.partner-logo:hover{border-color:rgba(175,203,36,.75);box-shadow:var(--sh-1);transform:translateY(-2px)}
.partner-logo img{position:absolute;top:50%;left:50%;display:block;width:88%;height:88%;max-width:88%;max-height:88%;object-fit:contain;object-position:center center;transform:translate(-50%,-50%)}
.partner-logo img[alt="EVE"],.partner-logo img[alt="LISHEN"]{width:96%;height:96%;max-width:96%;max-height:96%}
.certgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.cert{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r);padding:20px 14px;text-align:center;transition:.2s var(--ease)}
.cert:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--sh-1)}
.expo-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(2,auto);grid-auto-flow:column;gap:22px}
.expo-gallery__card{margin:0;min-width:0;aspect-ratio:4/3;padding:8px;overflow:hidden;background:var(--paper-2);border:1px solid var(--line-soft);border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.expo-gallery__card img{display:block;width:100%;height:100%;object-fit:contain;object-position:center;border-radius:calc(var(--r-lg) - 5px)}
.cert__n{font-weight:900;color:var(--tx-dark);font-size:.98rem;letter-spacing:.02em}
.cert__d{font-size:.74rem;color:var(--tx-low);margin-top:5px;line-height:1.4}
.dark .cert{background:var(--ink-700);border-color:var(--line)}
.dark .cert__n{color:#fff}

/* ---------- 17. Map / global layout ---------- */
.mapwrap{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-soft);background:#fff}
.mapwrap img{width:100%}
.map-legend{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:.82rem;font-weight:600;color:var(--tx-dark-2)}
.map-legend i{width:11px;height:11px;border-radius:50%;display:inline-block;margin-right:.45em;vertical-align:middle}

/* ---------- 18. FAQ / accordion ---------- */
.acc{border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;background:#fff}
.acc__i+.acc__i{border-top:1px solid var(--line-soft)}
.acc__q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-weight:700;font-size:.98rem;color:var(--tx-dark);
}
.acc__q:hover{color:var(--brand)}
.acc__q .pm{flex:0 0 auto;width:22px;height:22px;position:relative}
.acc__q .pm::before,.acc__q .pm::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:.2s var(--ease)}
.acc__q .pm::before{left:0;top:10px;width:22px;height:2px}
.acc__q .pm::after{left:10px;top:0;width:2px;height:22px}
.acc__q[aria-expanded="true"] .pm::after{transform:rotate(90deg);opacity:0}
.acc__a{display:none;padding:0 24px 22px;font-size:.92rem;color:var(--tx-dark-2);max-width:78ch}
.acc__a.open{display:block}
.acc__a p:last-child{margin-bottom:0}

/* ---------- 19. Article / prose ---------- */
.prose{max-width:74ch;font-size:1.02rem}
.prose h2{font-size:1.5rem;margin-top:2em}
.prose h3{font-size:1.15rem;margin-top:1.6em}
.prose ul{padding-left:1.3em}
.prose li{margin-bottom:.45em}
.prose blockquote{margin:1.6em 0;padding:18px 24px;border-left:4px solid var(--brand);background:var(--paper-2);border-radius:0 var(--r) var(--r) 0;font-size:1rem}
.prose img{border-radius:var(--r);margin:1.6em 0}

/* Company profile intro: balance the short copy with the tall source photo. */
.about-intro{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:clamp(28px,4vw,56px);align-items:center;
}
.about-intro__copy{max-width:62ch}
.about-intro__media{
  margin:0;aspect-ratio:16/10;overflow:hidden;border-radius:var(--r-lg);
  background:var(--paper-3);box-shadow:var(--sh-2);
}
.about-intro__media img{
  width:100%;height:100%;display:block;object-fit:cover;object-position:center 44%;
}
.about-intro__copy .h1{margin:10px 0 20px}
.about-innovation{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:clamp(32px,5vw,72px);align-items:start}
.about-innovation__stats{display:grid;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1)}
.about-innovation__stat{padding:34px 38px;border-bottom:1px solid var(--line-soft)}
.about-innovation__stat:last-child{border-bottom:0}
.about-innovation__stat strong{display:block;font-family:var(--ff-num);font-size:clamp(2.25rem,5vw,3.7rem);line-height:1;color:var(--brand-700);letter-spacing:-.04em}
.about-innovation__stat span{display:block;margin-top:10px;font-size:.9rem;font-weight:700;color:var(--tx-dark-2);text-transform:uppercase;letter-spacing:.04em}
.about-innovation__content .h1{margin:10px 0 20px}
.about-innovation__content figure{margin:28px 0 0;aspect-ratio:16/8;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.about-innovation__content figure img{width:100%;height:100%;object-fit:cover}
.about-work-grid{align-items:stretch}
.about-work-card .card__media{aspect-ratio:16/10}
.about-work-card .card__body{padding:24px}
.about-work-card h3{font-size:1.12rem}
.about-work-card .card__foot{padding-top:8px}
.about-work-card .link-arrow{align-items:center}
.about-partner-action{display:flex;justify-content:center;margin-top:30px}
.rnd-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.88fr);gap:64px;align-items:center}
.rnd-intro__copy .h1,.rnd-bms__content .h1{max-width:100%;margin:10px 0 20px;white-space:normal;overflow-wrap:anywhere;word-break:break-word}
.rnd-intro__image,.rnd-bms__image{margin:0;overflow:hidden;border-radius:var(--r-xl);box-shadow:var(--sh-2);background:var(--paper-2)}
.rnd-intro__image{aspect-ratio:4/3}.rnd-bms__image{min-height:100%;aspect-ratio:4/5}
.rnd-intro__image img,.rnd-bms__image img{display:block;width:100%;height:100%;object-fit:cover}
.rnd-bms{background:var(--ink-900);color:#fff}.rnd-bms .eyebrow{color:var(--brand-300)}.rnd-bms .h1{color:#fff}.rnd-bms .lede{color:var(--tx-mid)}
.rnd-bms__grid{display:grid;grid-template-columns:minmax(300px,.78fr) minmax(0,1.22fr);gap:72px;align-items:center}
.rnd-bms__checks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px;margin:30px 0 25px;padding:0;list-style:none}
.rnd-bms__checks li{position:relative;padding-left:27px;color:#f4f7ef;font-size:.92rem;font-weight:700;line-height:1.45}
.rnd-bms__checks li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand-300);font-weight:900;font-size:1.1rem}
.rnd-bms__statement{margin:0;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);color:var(--brand-300);font-weight:800;font-size:1.04rem;line-height:1.55}
.rnd-capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.rnd-capability{min-height:240px;padding:28px 24px;border:1px solid var(--line-soft);border-radius:var(--r-lg);background:#fff;box-shadow:var(--sh-1);transition:.2s var(--ease)}
.rnd-capability:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2)}
.rnd-capability__index{display:block;margin-bottom:36px;color:var(--brand);font-family:var(--ff-num);font-size:1.1rem;font-weight:900;letter-spacing:.08em}
.rnd-capability h3{margin:0 0 12px;font-size:1.08rem}.rnd-capability p{margin:0;color:var(--tx-dark-2);font-size:.9rem;line-height:1.65}
.rnd-showcase{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.rnd-showcase figure{margin:0;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--paper-2)}.rnd-showcase img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}.rnd-showcase figure:hover img{transform:scale(1.035)}

/* R&D page: reference-aligned image and content treatment */
.rnd-ref-hero{position:relative;min-height:650px;display:grid;place-items:center;overflow:hidden;color:#fff;isolation:isolate}
.rnd-ref-hero>img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover}
.rnd-ref-hero__shade{position:absolute;inset:0;z-index:-1;background:rgba(51,51,51,.2)}
.rnd-ref-hero__copy{padding:138px 0 126px;text-align:center}
.rnd-ref-hero h1{margin:0 0 18px;color:#fff;font-family:var(--ff);font-size:clamp(2.25rem,4vw,3rem);font-weight:800;line-height:1.05}
.rnd-ref-hero p{margin:0;color:#fff;font-size:clamp(1rem,1.7vw,1.25rem);font-weight:400;line-height:1.5}
.rnd-ref-breadcrumb{background:#f5f8f4}.rnd-ref-breadcrumb .crumbs{margin:0;padding:10px 8.35%;color:#474747}.rnd-ref-breadcrumb .crumbs a,.rnd-ref-breadcrumb .crumbs span[aria-current]{color:#474747}.rnd-ref-breadcrumb .crumbs a:hover{color:var(--brand-700)}
.rnd-ref-intro{padding-top:50px;padding-bottom:0}.rnd-ref-intro .wrap{max-width:min(74%,1260px);padding:58px 8.3% 38px;border-radius:20px;background:#fff;box-shadow:1px 0 11px 1px rgba(0,0,0,.1);text-align:center}
.rnd-ref-intro h2,.rnd-ref-heading h2{margin:0;color:#2f3947;font-size:clamp(1.9rem,3vw,2.375rem);font-weight:800;line-height:1.58}
.rnd-ref-intro p{max-width:76ch;margin:10px auto 0;color:#000;font-size:.95rem;line-height:2.14}
.rnd-ref-bms{display:grid;grid-template-columns:1fr 1fr;max-width:min(78%,1180px);margin:64px auto 0;overflow:hidden;border-radius:20px;background:#f5f8f4}
.rnd-ref-bms__media{min-height:440px}.rnd-ref-bms__media img{width:100%;height:100%;object-fit:cover}
.rnd-ref-bms__content{display:grid;align-items:center;padding:40px 7.5%}
.rnd-ref-kicker{margin:0;color:#2f3947;font-size:1.125rem;font-weight:800;line-height:1.2}
.rnd-ref-bms h2{margin:8px 0 16px;color:#2f3947;font-size:clamp(1.7rem,2.6vw,2.1rem);font-weight:800;line-height:1.35}
.rnd-ref-bms__lede{margin:0;color:#000;font-size:.875rem;line-height:2.14}
.rnd-ref-bms ul{margin:16px 0 0;padding:0;list-style:none;color:#000;font-size:.88rem;line-height:1.7}
.rnd-ref-bms li{position:relative;padding-left:1.25em}.rnd-ref-bms li::before{content:"✓";position:absolute;left:0;color:#9ccc35;font-weight:900}
.rnd-ref-bms__statement{margin:16px 0 0;color:#2f3947;font-size:1rem;font-weight:800;line-height:1.45}
.rnd-ref-capabilities{padding-top:40px}.rnd-ref-heading{max-width:760px;margin:0 auto 20px;text-align:center}.rnd-ref-heading p{margin:20px 0 0;color:#000;font-size:1rem;line-height:1.75}
.rnd-ref-capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2.1%;padding:0 6.8%}
.rnd-ref-card{overflow:hidden;border-radius:20px;background:#fff;box-shadow:1px 0 11px 1px rgba(10,10,10,.13)}
.rnd-ref-card>img{display:block;width:100%;aspect-ratio:600/338;object-fit:cover}.rnd-ref-card__body{padding:26px 12% 28px}
.rnd-ref-card__title{display:flex;align-items:center;gap:10px;min-height:40px}.rnd-ref-card__title span{display:grid;place-items:center;flex:0 0 auto;width:40px;height:40px;color:#9ccc35}.rnd-ref-card__title span svg{width:34px;height:34px}.rnd-ref-card h3{margin:0;color:#333;font-size:1.04rem;line-height:1.22;font-weight:700}.rnd-ref-card hr{width:18%;margin:18px 0 15px;border:0;border-top:2px solid #9ccc35}.rnd-ref-card p{margin:0;color:#000;font-size:.88rem;line-height:1.65}
.rnd-ref-showcase{margin-top:80px;padding:70px 0 20px;background:#f5f8f4}.rnd-ref-showcase .rnd-ref-heading{margin-bottom:20px}.rnd-ref-showcase__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4.2%;padding:0 2.6%}.rnd-ref-showcase__grid img{display:block;width:100%;height:auto;object-fit:contain}
.rnd-ref-cta{position:relative;min-height:532px;display:grid;align-items:center;overflow:hidden;color:#fff;isolation:isolate;margin-top:70px}.rnd-ref-cta>img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover}.rnd-ref-cta__shade{position:absolute;inset:0;z-index:-1;background:rgba(24,24,24,.12)}
.rnd-ref-cta__content{max-width:600px;margin-left:7.06%;padding:66px 0 72px}.rnd-ref-cta h2{margin:0 0 18px;color:#fff;font-size:clamp(2rem,3.2vw,2.375rem);font-weight:800;line-height:1.3}.rnd-ref-cta h2 span{display:block}.rnd-ref-cta p{margin:0;color:#fff;font-size:.9rem;line-height:1.8}.rnd-ref-cta__button{display:inline-flex;align-items:center;gap:9px;margin-top:38px;padding:13px 26px;border:2px solid #7dbc21;border-radius:5px;background:rgba(24,24,24,.4);color:#fff;font-size:1rem;font-weight:700;transition:.2s var(--ease)}.rnd-ref-cta__button:hover{background:#7dbc21;color:#fff;transform:translateY(-2px)}.rnd-ref-cta__button svg{width:17px;height:17px}
.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding-left:32px;margin-bottom:12px;font-size:.94rem}
.checklist li::before{
  content:"";position:absolute;left:0;top:4px;width:19px;height:19px;border-radius:50%;
  background:var(--brand-100) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2352670B' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/12px no-repeat;
}
.dark .checklist li::before{background-color:rgba(175,203,36,.2)}

/* ---------- 20. V2 brand layouts ---------- */
.who{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,.9fr);gap:64px;align-items:center}
.who__copy .lede{font-size:1.12rem}
.who__media{position:relative;min-height:430px;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2)}
.who__media img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}
.who__note{position:absolute;left:22px;right:22px;bottom:22px;padding:18px 20px;border-radius:var(--r);background:rgba(255,255,255,.93);backdrop-filter:blur(10px);font-weight:700;color:var(--tx-dark);box-shadow:var(--sh-1)}
.who__note strong{display:block;color:var(--brand-700);font-size:1.45rem;line-height:1.15;margin-bottom:4px}

.value-carousel{position:relative}
.value-carousel__viewport{overflow:hidden;padding:4px 2px 16px;touch-action:pan-y}
.value-carousel__track{display:flex;gap:20px;will-change:transform}
.value-card{display:grid;grid-template-rows:minmax(0,1fr) 112px;flex:0 0 calc((100% - 60px)/4);min-width:0;min-height:350px;border-radius:var(--r-xl);overflow:hidden;background:#eff7ef;box-shadow:var(--sh-2)}
.value-card__media{position:relative;min-height:0;overflow:hidden;background:#e9eee8}
.value-card__image{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.value-card__image--split-left,.value-card__image--split-right{position:absolute;top:0;width:200%;height:auto;max-width:none;object-fit:unset}
.value-card__image--split-left{left:0}
.value-card__image--split-right{right:0}
.value-card:hover .value-card__image{transform:scale(1.025)}
.value-card__caption{padding:14px 17px 12px;color:var(--tx-dark);background:#eff7ef}
.value-card__caption h3{margin:0 0 7px;color:var(--brand);font-size:1.18rem;line-height:1.05}
.value-card__caption p{margin:0;color:var(--tx-dark-2);font-size:.76rem;line-height:1.42}
.value-carousel__controls{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:4px}
.value-carousel__button{display:grid;place-items:center;width:42px;height:42px;padding:0;border:1px solid rgba(85,105,74,.22);border-radius:50%;background:#fff;color:var(--brand-700);font:700 1.7rem/1 inherit;cursor:pointer;box-shadow:0 5px 16px rgba(31,49,26,.08);transition:.2s var(--ease)}
.value-carousel__button:hover,.value-carousel__button:focus-visible{border-color:var(--brand);background:var(--brand);color:#fff;transform:translateY(-2px)}
.value-carousel__status{min-width:56px;text-align:center;color:var(--tx-dark-2);font-size:.8rem;font-weight:700;font-variant-numeric:tabular-nums}

.what-we-do{background:#fff}
.what-we-do .section-head{max-width:840px;margin:0 auto 34px}
.what-we-do .h1{color:#16354f}
.what-we-do__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.what-we-do__card{min-width:0;overflow:hidden;border:1px solid #dfe8ee;border-radius:var(--r-lg);background:#fff;box-shadow:0 8px 24px rgba(25,60,82,.09);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.what-we-do__card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(25,60,82,.15)}
.what-we-do__media{overflow:hidden;aspect-ratio:1.32/1;background:#edf3f5}
.what-we-do__media img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .45s var(--ease)}
.what-we-do__card:hover .what-we-do__media img{transform:scale(1.04)}
.what-we-do__body{padding:20px 22px 24px}
.what-we-do__number{margin-bottom:8px;color:var(--brand-700);font-family:var(--ff-num);font-size:.78rem;font-weight:900;letter-spacing:.12em}
.what-we-do__body h3{margin:0 0 9px;color:#16354f;font-size:1.08rem;line-height:1.28;font-weight:900}
.what-we-do__body p{margin:0;color:var(--tx-dark-2);font-size:.9rem;line-height:1.62}

.core-products{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.core-product{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1);transition:.22s var(--ease)}
.core-product:hover{transform:translateY(-5px);box-shadow:var(--sh-2);border-color:var(--brand)}
.core-product__media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.core-product__media img{width:100%;height:100%;object-fit:contain;transition:transform .5s var(--ease)}
.core-product:hover img{transform:scale(1.04)}
.core-product__body{padding:26px;display:flex;flex-direction:column;flex:1}
.core-product__body h3{font-size:1.25rem}
.core-product__body p{color:var(--tx-dark-2)}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin:6px 0 20px}
.tag-row span{padding:6px 10px;border-radius:999px;background:var(--brand-100);color:var(--brand-700);font-size:.72rem;font-weight:800}

.oem-customize{background:#fff}
.oem-customize .section-head{max-width:860px;margin:0 auto 34px}
.oem-customize .section-head .lede{max-width:790px;margin-inline:auto;font-size:1rem}
.oem-customize .h1 span{color:var(--brand)}
.oem-customize__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.oem-customize__card{min-width:0;padding:25px 22px 24px;border:1px solid rgba(77,107,68,.15);border-radius:var(--r);background:#fff;box-shadow:0 8px 22px rgba(35,60,28,.055);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.oem-customize__card:hover{border-color:rgba(175,203,36,.72);box-shadow:0 14px 28px rgba(35,60,28,.11);transform:translateY(-4px)}
.oem-customize__icon{display:grid;place-items:center;width:48px;height:48px;margin-bottom:19px;border-radius:50%;background:var(--brand-100);color:var(--brand-700)}
.oem-customize__icon svg{width:24px;height:24px}
.oem-customize__card h3{margin:0 0 10px;color:var(--tx-dark);font-size:1rem;line-height:1.3;font-weight:900}
.oem-customize__card p{margin:0;color:var(--tx-dark-2);font-size:.86rem;line-height:1.58}

.home-oem{background:linear-gradient(180deg,#fff,#f8faf7);color:var(--tx-dark)}
.home-oem__hero{position:relative;display:grid;grid-template-columns:1.25fr 1fr;align-items:center;min-height:300px;gap:24px;margin-bottom:38px}
.home-oem__intro{position:relative;z-index:1;padding:28px 0}
.home-oem__intro h2{font-size:clamp(1.9rem,2.65vw,2.8rem);line-height:1.2;font-weight:900;letter-spacing:-.035em;margin:0 0 18px}
.home-oem__intro h2 span{color:var(--brand-700)}
.home-oem__intro p{max-width:66ch;font-size:1rem;line-height:1.75;color:var(--tx-dark-2);margin:0}
.home-oem__media{height:100%;min-height:300px;margin:0;overflow:hidden;border-radius:var(--r-lg);mask-image:linear-gradient(90deg,transparent,#000 22%)}
.home-oem__media img{width:100%;height:100%;object-fit:cover;object-position:45% center}
.home-oem__services{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:34px}
.home-oem__service{text-align:center;padding:4px 20px 10px;border-right:1px solid var(--line-soft);min-width:0}
.home-oem__service:last-child{border-right:0}
.home-oem__icon{display:grid;place-items:center;width:56px;height:56px;margin:0 auto 16px;background:#eaf7e6;border-radius:50%;color:var(--brand-700)}
.home-oem__icon svg{width:27px;height:27px}
.home-oem__service h3{font-size:.95rem;line-height:1.4;margin:0 0 10px}
.home-oem__service p{font-size:.82rem;line-height:1.65;margin:0;color:var(--tx-dark-2)}
.home-oem__process{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:22px;padding:24px;border-radius:var(--r);background:#f0f4ed}
.home-oem__process h3{font-size:1rem;max-width:160px;margin:0;line-height:1.4}
.home-oem__process ol{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;list-style:none;padding:0;margin:0}
.home-oem__process li{position:relative;display:flex;align-items:center;gap:9px;font-size:.76rem;font-weight:800;line-height:1.4;min-width:0}
.home-oem__step-number{display:grid;place-items:center;flex:0 0 36px;width:36px;height:36px;border-radius:50%;background:#dff2d6;color:var(--brand-700);font-size:.95rem}
.home-oem__process li:not(:last-child)::after{content:"→";position:absolute;right:-19px;color:var(--brand-700);font-size:1.1rem}
.home-oem__process .btn{font-size:.82rem;white-space:nowrap;padding:14px 18px}
@media(max-width:1100px){
  .home-oem__process{grid-template-columns:1fr auto}
  .home-oem__process ol{grid-column:1/-1;grid-row:2}
  .home-oem__process h3{max-width:none}
  .home-oem__service{padding-inline:12px}
}
@media(max-width:680px){
  .home-oem__hero{grid-template-columns:1fr;gap:8px;margin-bottom:30px}
  .home-oem__intro{padding:0}
  .home-oem__media{height:220px;min-height:0;mask-image:none}
  .home-oem__services{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 0}
  .home-oem__service:nth-child(even){border-right:0}
  .home-oem__service:last-child{grid-column:1/-1;max-width:260px;justify-self:center}
  .home-oem__process{grid-template-columns:1fr;padding:22px;gap:20px}
  .home-oem__process ol{grid-template-columns:1fr;grid-row:auto;gap:22px}
  .home-oem__process li{font-size:.88rem}
  .home-oem__process li:not(:last-child)::after{content:"↓";left:12px;right:auto;bottom:-21px}
  .home-oem__process .btn{grid-row:3;white-space:normal}
}

.oem-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;counter-reset:oem}
.oem-card{grid-column:span 2;position:relative;padding:28px;border-radius:var(--r-lg);border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);min-height:190px}
.oem-card:nth-child(4){grid-column:2/span 2}.oem-card:nth-child(5){grid-column:4/span 2}
.oem-card::before{counter-increment:oem;content:counter(oem,decimal-leading-zero);display:block;color:var(--brand-300);font-weight:900;font-size:1.6rem;margin-bottom:18px}
.oem-card h3{font-size:1.05rem}.oem-card p{color:var(--tx-mid);font-size:.9rem;margin:0}
.mini-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:26px}
.mini-flow span{display:flex;align-items:center;justify-content:center;min-height:72px;padding:14px;text-align:center;border-radius:var(--r);background:var(--brand-100);color:var(--brand-700);font-size:.84rem;font-weight:800;position:relative}
.mini-flow span:not(:last-child)::after{content:"→";position:absolute;right:-10px;z-index:2;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--brand-700);box-shadow:var(--sh-1)}

.tier-stack{display:grid;gap:14px;counter-reset:tier}
.tier{display:grid;grid-template-columns:72px 1fr;gap:20px;align-items:center;padding:22px 26px;border:1px solid var(--line-soft);border-radius:var(--r-lg);background:#fff;box-shadow:var(--sh-1)}
.tier::before{counter-increment:tier;content:"T" counter(tier);display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--brand-100);color:var(--brand-700);font-weight:900}
.tier h3{margin:0 0 4px;font-size:1.02rem}.tier p{margin:0;color:var(--tx-dark-2);font-size:.9rem}
.tier:nth-child(even){margin-left:7%}.tier:nth-child(odd){margin-right:7%}

.application-section{background:#f4f9f3}
.application-section .section-head{margin-bottom:34px}
.application-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 24px}
.application-card{display:flex;flex-direction:column;min-width:0;overflow:hidden;border:1px solid rgba(77,107,68,.12);border-radius:var(--r-lg);background:#fff;box-shadow:0 8px 24px rgba(35,60,28,.08);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.application-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.application-card__image{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--paper-2)}
.application-card__body{display:flex;flex-direction:column;flex:1;padding:28px 24px 26px}
.application-card__body h3{margin:0 0 20px;color:var(--tx-dark);font-size:1.18rem;line-height:1.3;font-weight:900}
.application-card__body p{margin:0 0 8px;color:var(--tx-dark-2);font-size:.94rem;line-height:1.55}
.application-card__body ul{display:grid;gap:5px;margin:0 0 22px;padding:0;list-style:none;color:var(--tx-dark-2);font-size:.9rem;line-height:1.5}
.application-card__body li{position:relative;padding-left:14px}
.application-card__body li::before{content:"•";position:absolute;left:0;color:var(--brand);font-weight:900}
.application-card__link{align-self:flex-start;margin-top:auto;width:auto}
.application-showcase__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.application-showcase__card{min-width:0;overflow:hidden;border:1px solid rgba(77,107,68,.14);border-radius:var(--r-lg);background:#fff;box-shadow:0 8px 24px rgba(35,60,28,.07);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.application-showcase__card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.application-showcase__media{display:block;overflow:hidden;aspect-ratio:2.536/1;background:var(--paper-2)}
.application-showcase__media img{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.application-showcase__card h3{margin:0;padding:18px 22px 20px;color:var(--tx-dark);font-size:1.08rem;line-height:1.3;font-weight:900}

.oem-process{background:#fff}
.oem-process .section-head{max-width:900px;margin-bottom:46px}
.oem-process .section-head .h1{margin-bottom:12px;font-size:clamp(2rem,2.8vw,3rem)}
.oem-process .section-head .lede{max-width:900px;font-size:1.125rem;line-height:1.75}
.oem-process__scroll{overflow-x:auto;padding:6px 2px 16px}
.oem-process__timeline{position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));min-width:0;gap:18px;min-height:460px}
.oem-process__timeline::before{content:"";position:absolute;z-index:0;top:50%;left:8.25%;right:8.25%;height:2px;background:linear-gradient(90deg,var(--brand-300),var(--brand),var(--brand-300))}
.oem-process__timeline::after{content:"";position:absolute;z-index:0;top:calc(50% - 4px);right:7.9%;width:8px;height:8px;border-top:2px solid var(--brand);border-right:2px solid var(--brand);transform:rotate(45deg)}
.oem-process__item{position:relative;z-index:1;display:grid;grid-template-rows:minmax(190px,1fr) 80px minmax(190px,1fr);min-width:0}
.oem-process__content{align-self:end;min-height:180px;padding:22px 16px;border:1px solid rgba(77,107,68,.14);border-radius:var(--r);background:#fff;box-shadow:0 8px 20px rgba(35,60,28,.065);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.oem-process__item:nth-child(even) .oem-process__content{grid-row:3;align-self:start}
.oem-process__item:hover .oem-process__content{box-shadow:var(--sh-2);transform:translateY(-3px)}
.oem-process__content h3{margin:0 0 12px;color:var(--tx-dark);font-size:1.125rem;line-height:1.45;font-weight:900;overflow-wrap:anywhere}
.oem-process__content p{margin:0;color:var(--tx-dark-2);font-size:1rem;line-height:1.75;overflow-wrap:anywhere}
.oem-process__marker{display:grid;place-items:center;grid-row:2;align-self:center;justify-self:center;width:60px;height:60px;border:4px solid #fff;border-radius:50%;background:var(--brand);color:#fff;font-family:var(--ff-num);font-size:1rem;font-weight:900;box-shadow:0 0 0 1px rgba(175,203,36,.4),0 5px 12px rgba(35,60,28,.15)}

.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.process-grid .step{min-height:190px}
.factory-process-grid .card__media{aspect-ratio:16/9}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{display:flex;flex-direction:column;overflow:hidden;padding:0;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line-soft);box-shadow:var(--sh-1)}
.case-card__media{position:relative;aspect-ratio:1/1;flex:none;min-height:0;overflow:hidden;background:#f4f6f4;border-bottom:1px solid var(--line-soft)}
.case-card__media img{position:absolute;inset:0;display:block;width:100%;height:100%;box-sizing:border-box;object-fit:contain;padding:10px}
.case-card__body{display:flex;flex-direction:column;flex:1;padding:24px 26px 28px}
.case-card .case-card__body dl{margin-bottom:24px}
.case-card__link{align-self:flex-start;margin-top:auto;padding:11px 20px;font-size:.86rem}
.case-card__n{font-size:2.4rem;line-height:1;color:var(--brand);font-weight:900;margin-bottom:14px}
.case-card h3{font-size:1.08rem}.case-card dl{margin:16px 0 0}.case-card dt{margin-top:11px;color:var(--brand-700);font-weight:800;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em}.case-card dd{margin:3px 0 0;color:var(--tx-dark-2);font-size:.88rem}
.case-list-card .card__media{background:#f4f6f4}
.case-list-card .card__media img{object-fit:contain;padding:8px}
.case-list-card:hover .card__media img{transform:none}

/* Underwater case photo gallery */
.case-intro{min-width:0}
.case-intro .eyebrow{font-size:.76rem;line-height:1.7;margin-bottom:18px}
.case-intro h2{font-size:clamp(1.75rem,2.6vw,2.5rem);line-height:1.3;letter-spacing:-.025em;margin:0 0 22px}
.case-intro__description{font-size:1rem;line-height:1.8;color:var(--tx-dark-2);margin:0 0 24px}
.case-intro__summary{font-size:.88rem;font-weight:700;line-height:1.85;color:var(--brand-700);padding:18px 0;margin:0 0 24px;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.case-intro__summary span{display:inline}
.case-intro__summary span[aria-hidden]{padding:0 5px;color:var(--line)}
.case-intro__credentials{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 18px;list-style:none;padding:0;margin:0}
.case-intro__credentials li{position:relative;padding-left:23px;font-size:.84rem;line-height:1.55;font-weight:700}
.case-intro__credentials li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand-700)}
@media(max-width:680px){.case-intro__credentials{gap:14px}.case-intro__credentials li{font-size:.8rem}}
.case-gallery{position:relative;display:grid;gap:18px;justify-items:center;min-width:0;padding:26px 64px;background:#132d49;border-radius:18px;box-shadow:var(--sh-2)}
.case-gallery__rail{display:grid;grid-template-columns:repeat(4,76px);gap:22px;justify-content:center;width:100%}
.case-gallery__thumb{width:76px;height:76px;padding:0;border:2px solid transparent;border-radius:4px;overflow:hidden;background:#fff;cursor:pointer;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.case-gallery__thumb:hover,.case-gallery__thumb[aria-selected="true"]{border-color:var(--brand-300);transform:translateY(-2px)}
.case-gallery__thumb:first-child:nth-last-child(2){grid-column:2}
.case-gallery__thumb img{width:100%;height:100%;object-fit:cover}
.case-gallery__stage{display:grid;place-items:center;width:100%;min-height:400px}
.case-gallery__stage img{display:block;max-width:100%;max-height:520px;width:auto;height:auto;object-fit:contain}
.case-gallery__nav{position:absolute;top:50%;z-index:1;display:grid;place-items:center;width:38px;height:54px;padding:0;border:0;background:transparent;color:#fff;font-size:2.4rem;line-height:1;cursor:pointer;transform:translateY(-50%);transition:color .2s var(--ease),transform .2s var(--ease)}
.case-gallery__nav:hover{color:var(--brand-300);transform:translateY(-50%) scale(1.12)}
.case-gallery__nav--prev{left:14px}.case-gallery__nav--next{right:14px}

.cert-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cert-scan{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r);padding:14px;box-shadow:var(--sh-1)}
.cert-scan img{width:100%;aspect-ratio:3/4;object-fit:contain;background:var(--paper-2)}
.cert-scan figcaption,.cert-scan span{display:block;font-size:.8rem;font-weight:800;color:var(--tx-dark-2);margin-top:10px;text-align:center}

/* ---------- 20. Footer ---------- */
.ftr{background:var(--ink-900);color:var(--tx-mid);padding-top:64px;font-size:.88rem}
.ftr__grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:40px;padding-bottom:44px}
.ftr__logo img{height:34px;width:auto;margin-bottom:16px;border-radius:5px}
.ftr h4{color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;font-weight:800}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin-bottom:10px}
.ftr a:hover{color:var(--brand-300)}
.ftr__about{max-width:42ch;line-height:1.7}
.ftr__contact li{display:flex;gap:.6em;align-items:flex-start}
.ftr__contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:4px;color:var(--brand)}
.ftr__bottom{border-top:1px solid rgba(255,255,255,.09);padding:22px 0;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--tx-low)}
.ftr__social{display:flex;gap:10px}
.ftr__social a{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
.ftr__social a:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.ftr__social svg{width:17px;height:17px}

/* ---------- 21. Utilities ---------- */
.todo{background:#FFF6E8;border:1px dashed var(--brand);color:var(--brand-700);padding:2px 8px;border-radius:var(--r-xs);font-size:.82rem;font-weight:700;font-family:var(--ff-num)}
.dark .todo{background:rgba(224,138,51,.14);color:var(--brand-300)}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:1000;background:var(--brand);color:#fff;padding:12px 20px;font-weight:700;border-radius:0 0 var(--r-sm) 0}
.skip:focus{left:0}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- 22. Responsive ---------- */
@media (max-width:1120px){
  :root{--nav-h:var(--nav-h-sm)}
  .nav{display:none}
  .hdr__side .btn{display:none}
  .burger{display:grid}
  .drawer{display:block}
  .hdr__logo img{height:34px}
}
@media (max-width:1180px){
  .nav__link{padding:10px 10px;font-size:.85rem}
  .logowall{grid-template-columns:repeat(4,1fr)}
  .certgrid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:1100px){
  .about-intro{grid-template-columns:1fr;gap:30px}
  .about-intro__copy{max-width:74ch}
  .about-innovation{grid-template-columns:1fr;gap:32px}
  .about-innovation__stats{grid-template-columns:repeat(3,1fr)}
  .about-innovation__stat{border-bottom:0;border-right:1px solid var(--line-soft);padding:28px 24px}
  .about-innovation__stat:last-child{border-right:0}
}
@media (max-width:1024px){
  :root{--gut:20px}
  .section{padding:68px 0}.section-lg{padding:84px 0}
  .home-ref-hero{min-height:470px}.home-ref-hero__inner{padding:62px 0}.home-ref-who{padding-top:48px}
  .home-brands__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-6{grid-template-columns:repeat(3,1fr)}
  .video-strip{grid-template-columns:1fr;gap:28px}
  .cta__inner{grid-template-columns:1fr;gap:24px;padding:52px 0}
  .ftr__grid{grid-template-columns:1fr 1fr;gap:32px}
  .who{grid-template-columns:1fr;gap:34px}
  .who__media{min-height:380px}
  .core-products{grid-template-columns:repeat(2,1fr)}
  .what-we-do__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .oem-customize__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .oem-grid{grid-template-columns:repeat(2,1fr)}
  .oem-card,.oem-card:nth-child(4),.oem-card:nth-child(5){grid-column:auto}
  .oem-card:last-child{grid-column:1/-1}
  .process-grid,.case-grid{grid-template-columns:repeat(2,1fr)}
  .application-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .oem-process__timeline{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;min-height:0}
  .oem-process__timeline::before,.oem-process__timeline::after{display:none}
  .oem-process__item{display:flex;flex-direction:column}
  .oem-process__content,.oem-process__item:nth-child(even) .oem-process__content{align-self:stretch;flex:1;min-height:0;padding:22px}
  .oem-process__marker{order:-1;margin-bottom:16px;align-self:flex-start}
  .application-showcase__media{aspect-ratio:1/1}
  .cert-gallery{grid-template-columns:repeat(2,1fr)}
  .case-gallery{padding:22px 52px}.case-gallery__rail{grid-template-columns:repeat(4,62px);gap:14px}.case-gallery__thumb{width:62px;height:62px}.case-gallery__stage{min-height:330px}
  .rnd-intro,.rnd-bms__grid{grid-template-columns:1fr;gap:34px}
  .rnd-bms__image{max-height:480px}.rnd-capability-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rnd-ref-hero{min-height:500px}.rnd-ref-bms{max-width:calc(100% - 64px);grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr)}
  .rnd-ref-bms__media{min-height:400px}.rnd-ref-bms__content{padding:36px 7%}.rnd-ref-capability-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:0}.rnd-ref-showcase__grid{gap:22px;padding:0}.rnd-ref-intro .wrap{max-width:calc(100% - 80px)}
}
@media (max-width:900px){
  :root{--nav-h:var(--nav-h-sm)}
  .nav{display:none}
  .hdr__side .btn{display:none}
  .burger{display:grid}
  .drawer{display:block}
  .hdr__logo img{height:32px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .stats--light .stat{border-color:var(--line-soft)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .hero__inner{padding:66px 0 60px}
  .home-ref-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-ref-stat{padding:18px 24px;border-bottom:1px solid var(--line-soft)}
  .home-ref-stat:nth-child(odd){border-right:1px solid var(--line-soft)}
  .home-ref-stat:nth-child(even){border-right:0}
  .home-ref-stat:nth-last-child(-n+2){border-bottom:0}
  .gallery{grid-template-columns:1fr}
  .gallery__thumbs{flex-direction:row;max-height:none;overflow-x:auto;overflow-y:hidden;padding-bottom:6px}
  .gallery__thumbs button{width:78px}
}
@media (max-width:680px){
  :root{--gut:16px}
  .section{padding:52px 0}.section-sm{padding:38px 0}.section-lg{padding:64px 0}
  .grid{gap:18px}
  .g-2,.g-3,.g-4,.g-6{grid-template-columns:1fr}
  .logowall{grid-template-columns:repeat(3,1fr)}
  .certgrid{grid-template-columns:repeat(2,1fr)}
  .form__row{grid-template-columns:1fr}
  .form-card{padding:24px}
  .btn{width:100%}
  .btn-row{flex-direction:column}
  .btn-row .btn{width:100%}
  .rail__btn span{display:none}
  .rail__btn{padding:15px;border-radius:50%}
  .ftr__grid{grid-template-columns:1fr}
  .spec th{width:50%}
  .spec th,.spec td{padding:11px 14px;font-size:.85rem}
  .tbl-scroll{border:0;border-radius:0}
  .tbl,.tbl tbody,.tbl tr,.tbl td{display:block;width:100%}
  .tbl thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .tbl tbody{display:grid;gap:14px}
  .tbl tbody tr{overflow:hidden;border:1px solid var(--line-soft);border-radius:var(--r);background:#fff}
  .tbl th,.tbl td{border-bottom:1px solid var(--line-soft)}
  .tbl td{display:grid;grid-template-columns:minmax(92px,.82fr) minmax(0,1.18fr);gap:12px;padding:10px 12px;line-height:1.5}
  .tbl td:last-child{border-bottom:0}
  .tbl td::before{content:attr(data-label);color:var(--tx-dark-2);font-size:.77rem;font-weight:800}
  .tbl td:first-child{background:var(--ink-800)}
  .tbl td:first-child::before{color:rgba(255,255,255,.7)}
  .tbl td:first-child a{color:#fff}
  .about-intro__media{aspect-ratio:4/3}
  .about-innovation__stats{grid-template-columns:1fr}
  .about-innovation__stat{border-right:0;border-bottom:1px solid var(--line-soft);padding:24px}
  .about-innovation__stat:last-child{border-bottom:0}
  .about-innovation__content figure{aspect-ratio:4/3}
  .about-partner-action .btn{width:100%}
  .step{padding:22px 20px 22px 20px}
  .case-gallery{gap:12px;padding:18px 40px}.case-gallery__rail{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.case-gallery__thumb{width:100%;height:auto;aspect-ratio:1}.case-gallery__stage{min-height:260px}.case-gallery__stage img{max-height:390px}.case-gallery__nav{width:32px;height:48px;font-size:2rem}.case-gallery__nav--prev{left:3px}.case-gallery__nav--next{right:3px}
  .step::before{position:static;display:block;margin-bottom:8px}
  .hero__inner{padding:52px 0 48px}
  .home-ref-hero{min-height:430px;align-items:flex-end}.home-ref-hero__bg img{object-position:61% center}
  .home-ref-hero__inner{padding:55px 0 46px}.home-ref-hero h1{font-size:2.05rem}.home-ref-hero__inner>i{width:70px;height:5px;margin:17px 0}
  .home-ref-who{padding-top:42px;padding-bottom:32px}.home-ref-who__head{margin-bottom:22px}.home-ref-who__head h2{font-size:1.9rem}.home-ref-who__head p{font-size:.95rem;line-height:1.65}
  .home-ref-stat{padding:18px 13px}.home-ref-stat__icon{height:33px;margin-bottom:8px}.home-ref-stat__icon svg{width:30px;height:30px}.home-ref-stat strong{font-size:clamp(1.9rem,9vw,2.3rem)}.home-ref-stat>span{font-size:.84rem}.home-ref-stat small{font-size:.74rem}
  .home-brands__head{margin-bottom:20px}.home-brands__grid{grid-template-columns:1fr;gap:12px}.home-brand{min-height:112px;padding:18px}.home-brand img{height:68px}
  .video-play{width:62px;height:62px}
  .ftr__bottom{flex-direction:column;align-items:flex-start}
  .core-products,.process-grid,.case-grid,.cert-gallery,.expo-gallery{grid-template-columns:1fr}
  .what-we-do__grid{grid-template-columns:1fr;gap:20px}.what-we-do__body{padding:20px}
  .oem-customize .section-head{margin-bottom:26px}.oem-customize__grid{grid-template-columns:1fr;gap:14px}.oem-customize__card{padding:22px 20px}.oem-customize__icon{width:44px;height:44px;margin-bottom:15px}
  .expo-gallery{grid-template-columns:1fr;grid-template-rows:none;grid-auto-flow:row;gap:16px}.expo-gallery__card{padding:6px}
  .rnd-capability-grid,.rnd-showcase{grid-template-columns:1fr}
  .rnd-intro,.rnd-bms__grid{display:block}
  .rnd-intro__copy,.rnd-bms__content{width:100%;min-width:0}
  .rnd-intro__copy .h1,.rnd-bms__content .h1{max-width:100%;overflow-wrap:anywhere}
  .rnd-intro__image,.rnd-bms__image{margin-top:28px}
  .rnd-intro__image{aspect-ratio:4/3}.rnd-bms__image{max-height:none;aspect-ratio:4/3}
  .rnd-bms__checks{grid-template-columns:1fr;gap:10px;margin:25px 0 22px}
  .rnd-capability{min-height:0;padding:24px 20px}.rnd-capability__index{margin-bottom:18px}
  .rnd-ref-hero{min-height:390px}.rnd-ref-hero__copy{padding:86px 0 78px}.rnd-ref-hero h1{font-size:2rem}.rnd-ref-breadcrumb .crumbs{padding:10px 0;font-size:.75rem}.rnd-ref-intro{padding-top:28px}.rnd-ref-intro .wrap{max-width:none;padding:36px 20px 32px;border-radius:14px}.rnd-ref-intro h2,.rnd-ref-heading h2{font-size:1.7rem;line-height:1.35}.rnd-ref-bms{display:block;max-width:calc(100% - 32px);margin-top:52px;border-radius:14px}.rnd-ref-bms__media{min-height:0;aspect-ratio:4/3}.rnd-ref-bms__content{display:block;padding:34px 20px}.rnd-ref-bms h2{font-size:1.65rem}.rnd-ref-capabilities{padding-top:0}.rnd-ref-capability-grid{grid-template-columns:1fr;gap:18px}.rnd-ref-card__body{padding:22px 20px 24px}.rnd-ref-showcase{margin-top:52px;padding:45px 0 20px}.rnd-ref-showcase__grid{grid-template-columns:1fr;gap:16px}.rnd-ref-cta{min-height:460px;margin-top:52px}.rnd-ref-cta__content{margin-left:0;padding:55px 0 58px;max-width:72%}.rnd-ref-cta h2{font-size:1.78rem}.rnd-ref-cta__button{width:auto}
  .application-grid{grid-template-columns:1fr;gap:20px}
  .application-card__body{padding:22px 20px 24px}
  .application-card__body h3{font-size:1.1rem;margin-bottom:14px}
  .application-showcase__grid{grid-template-columns:1fr;gap:18px}
  .application-showcase__media{aspect-ratio:3/4}
  .application-showcase__card h3{padding:16px 18px 18px}
  .oem-process .section-head{margin-bottom:26px}.oem-process__scroll{overflow:visible;padding:0}.oem-process__timeline{display:grid;min-width:0;min-height:0;grid-template-columns:1fr;gap:14px;padding-left:32px}.oem-process__timeline::before{top:22px;bottom:22px;left:22px;right:auto;width:2px;height:auto}.oem-process__timeline::after{display:none}.oem-process__item{display:block;min-height:0;padding-left:22px}.oem-process__content,.oem-process__item:nth-child(even) .oem-process__content{min-height:0;padding:18px 17px;transform:none}.oem-process__marker{position:absolute;top:18px;left:-10px;width:44px;height:44px;font-size:.72rem}.oem-process__content h3{font-size:.95rem}.oem-process__content p{font-size:.82rem;line-height:1.55}
  .oem-process__timeline::before{display:block}
  .oem-process__content h3{font-size:1.0625rem}
  .oem-process__content p{font-size:.9375rem;line-height:1.75}
  .oem-process__marker{font-size:.875rem}
  .who__media{min-height:320px}
  .value-card{flex-basis:100%;min-height:360px;grid-template-rows:minmax(0,1fr) 126px}
  .value-card__caption{padding:13px 11px 10px}
  .value-card__caption h3{font-size:1rem}
  .value-card__caption p{font-size:.72rem;line-height:1.38}
  .oem-grid{grid-template-columns:1fr}
  .oem-card:last-child{grid-column:auto}
  .mini-flow{grid-template-columns:1fr}
  .mini-flow span:not(:last-child)::after{content:"↓";left:50%;right:auto;bottom:-10px;top:auto;transform:translateX(-50%)}
  .tier,.tier:nth-child(even),.tier:nth-child(odd){grid-template-columns:52px 1fr;margin:0;padding:18px}
  .tier::before{width:48px;height:48px}
}
@media (min-width:681px) and (max-width:980px){
  .value-card{flex-basis:calc((100% - 20px)/2)}
}
@media (prefers-reduced-motion:reduce){.value-carousel__track{will-change:auto}}
.product-spec-applications{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:44px;align-items:start}
.product-spec-applications>div{min-width:0}
.product-spec-applications .spec caption{height:56px;box-sizing:border-box}
.product-applications-panel>.h2{display:flex;align-items:center;min-height:56px;margin:0;padding:0 0 0 1px;box-sizing:border-box;font-size:clamp(1.25rem,2vw,1.6rem);line-height:1.25}
.product-applications{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:start}
.product-applications>figure{margin:0;min-width:0;aspect-ratio:4/3;overflow:hidden;border-radius:16px;background:#e9ede7;border:1px solid var(--line-soft)}
.product-applications>figure img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}
@media(max-width:900px){
  .product-spec-applications{grid-template-columns:1fr;gap:28px}
}
@media(max-width:480px){
  .product-applications{gap:10px}
  .product-applications>figure{border-radius:12px}
}
@media print{
  .hdr,.rail,.drawer,.cta,.video-block{display:none!important}
  body{color:#000;background:#fff}
  .dark,.darker{background:#fff!important;color:#000!important}
}