/* TQ Power — design system ported from tianqinsz.com
   Fonts: Space Grotesk (headings) + Manrope (body), self-hosted
   Colors: red primary + near-black blue ink + neutral grays (oklch) */
@font-face{font-family:'Manrope Variable';font-style:normal;font-display:swap;font-weight:200 800;
  src:url(/assets/fonts/manrope-latin.woff2) format('woff2-variations')}
@font-face{font-family:'Space Grotesk Variable';font-style:normal;font-display:swap;font-weight:300 700;
  src:url(/assets/fonts/space-grotesk-latin.woff2) format('woff2-variations')}

:root{
  --font-body:'Manrope Variable','Manrope',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans',sans-serif;
  --font-heading:'Space Grotesk Variable','Space Grotesk','Manrope Variable',ui-sans-serif,system-ui,sans-serif;
  --primary:oklch(55% .22 29);--primary-dark:oklch(45% .18 29);--primary-soft:oklch(96% .02 29);
  --ink:oklch(22% .02 260);--body-c:oklch(38% .02 260);
  --muted:oklch(55% .02 264);--muted-2:oklch(66% .02 264);
  --line:oklch(91.2% .005 264);--bg:oklch(100% 0 0);--bg-soft:oklch(96.7% .001 248);
  --dark:oklch(24% .03 258);
  --radius:8px;--radius-lg:12px;--radius-xl:16px;
  --wrap:1400px;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.08);
  --shadow-lg:0 4px 12px rgba(15,23,42,.08),0 16px 40px rgba(15,23,42,.12)
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--ink);
  background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font-heading);margin:0 0 .6em;line-height:1.22;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(1.9rem,3.6vw,2.75rem)}
h2{font-size:clamp(1.5rem,2.5vw,2.1rem)}
h3{font-size:1.2rem}
h4{font-size:1.02rem}
p{margin:0 0 1em;color:var(--body-c)}
ul,ol{margin:0 0 1em;padding-left:1.2em;color:var(--body-c)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- top bar (dark navy strip like legacy) ---------- */
.topbar{background:var(--dark);color:#c6d1de;font-size:12.5px;font-weight:500}
.topbar .wrap{display:flex;gap:18px;align-items:center;justify-content:space-between;height:36px;flex-wrap:nowrap;overflow:hidden;letter-spacing:.01em}
.topbar a{color:#fff;text-decoration:none}
.topbar .certs{display:flex;gap:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-transform:uppercase;letter-spacing:.06em;font-size:11.5px;color:#9fb0c2}
.topbar .certs b{color:#e8eef5;font-weight:600}
.topbar .contact{display:flex;gap:16px;white-space:nowrap}

/* ---------- header ---------- */
.head{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.head .wrap{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none;flex:none}
.logo:hover{text-decoration:none}
.logo-mark{font-family:var(--font-heading);font-size:30px;font-weight:700;color:var(--primary);letter-spacing:-.02em;line-height:1}
.logo small{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:8px}
.nav{display:flex;gap:4px;margin:0 auto;align-items:center}
.nav a{position:relative;padding:9px 13px;font-size:14.5px;color:var(--ink);border-radius:var(--radius);font-weight:600}
.nav a:hover{color:var(--primary);text-decoration:none;background:var(--bg-soft)}
.nav a[aria-current="page"]{color:var(--primary)}
.nav .has-sub{position:relative}
.nav .sub{position:absolute;top:100%;left:0;min-width:240px;background:#fff;border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow-lg);padding:8px;display:none}
.nav .has-sub:hover .sub,.nav .has-sub:focus-within .sub{display:block}
.nav .sub a{display:block;padding:9px 12px;font-size:14px;border-radius:6px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 20px;border-radius:var(--radius);
  font-size:14.5px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:background .15s,border-color .15s;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(196,40,45,.25)}
.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-lg{height:50px;padding:0 26px;font-size:15.5px}
.btn-white{background:#fff;color:var(--primary);box-shadow:0 2px 10px rgba(0,0,0,.15)}
.btn-white:hover{background:#f6f6f6}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-w:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-block{display:block;text-align:center;width:100%}
.burger{display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:var(--ink);margin:3px auto}

/* ---------- hero (legacy slider style) ---------- */
.hero{background:linear-gradient(105deg,#dceefb 0%,#eaf5fc 45%,#f3f9fd 100%);overflow:hidden;padding:0}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;min-height:520px;padding-top:48px;padding-bottom:48px}
.hero .kicker{font-family:var(--font-heading);font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:700;color:var(--primary);
  letter-spacing:.06em;line-height:1.15;margin-bottom:14px}
.hero .eyebrow{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px}
.hero h1{font-size:clamp(1.35rem,2.3vw,1.75rem);margin-bottom:18px}
.hero .hero-lines{list-style:none;margin:0 0 26px;padding:0}
.hero .hero-lines li{font-size:16.5px;font-weight:600;color:var(--ink);margin-bottom:8px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-media{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}

/* ---------- hero carousel (copied from legacy site) ---------- */
.hero2{position:relative;width:100%;overflow:hidden;aspect-ratio:21/9;min-height:clamp(280px,45vh,400px);max-height:700px;background:linear-gradient(105deg,#dceefb,#f3f9fd)}
.hero2-slides,.hero2-slide{position:absolute;inset:0}
.hero2-slide{opacity:0;transition:opacity .7s ease-in-out}
.hero2-slide.on{opacity:1}
.hero2-slide img{width:100%;height:100%;object-fit:cover}
.hero2-veil{position:absolute;inset:0;background:linear-gradient(to right,rgba(255,255,255,.25),rgba(255,255,255,.1) 50%,transparent)}
@media (min-width:768px){.hero2-veil{background:linear-gradient(to right,rgba(15,23,42,.05),rgba(15,23,42,.02) 50%,transparent)}}
.hero2-content{position:relative;z-index:10;height:100%;display:flex;align-items:center;max-width:var(--wrap);margin:0 auto;padding:0 16px}
@media (min-width:768px){.hero2-content{padding:0 32px}}
@media (min-width:1024px){.hero2-content{padding:0 48px}}
.hero2-text{width:100%;display:flex;flex-direction:column;gap:12px}
@media (min-width:768px){.hero2-text{width:60%;gap:20px}}
.h2-kicker{font-family:var(--font-heading);font-size:clamp(1.05rem,2.6vw,2.6rem);font-weight:700;color:#D32F2F;letter-spacing:.25em;line-height:1.15;margin:0;text-shadow:0 1px 2px rgba(255,255,255,.4)}
.h2-eyebrow{font-size:clamp(12px,1.2vw,18px);font-weight:700;color:#1E3A5F;margin:0}
.hero2-text h1{font-family:var(--font-heading);font-size:clamp(1rem,2vw,2rem);font-weight:700;color:#2C4A6E;letter-spacing:-.01em;line-height:1.25;margin:0}
.h2-lines{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
@media (min-width:1024px){.h2-lines{gap:12px}}
.h2-lines li{font-size:clamp(13px,1.35vw,20px);font-weight:500;color:#1E3A5F}
.h2-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:4px}
.btn-h2{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:6px;font-weight:600;
  padding:12px 24px;font-size:14px;text-decoration:none;cursor:pointer;transition:all .2s;box-shadow:0 10px 15px -3px rgba(15,23,42,.1)}
@media (min-width:1024px){.btn-h2{padding:16px 36px;font-size:17px}}
.btn-h2 svg{width:16px;height:16px}
@media (min-width:1024px){.btn-h2 svg{width:20px;height:20px}}
.btn-h2-primary{background:#DC2626;color:#fff}
.btn-h2-primary:hover{background:#B91C1C;box-shadow:0 20px 25px -5px rgba(15,23,42,.15)}
.btn-h2-ghost{background:#fff;color:#1E3A5F;border:1px solid rgba(15,23,42,.12)}
.btn-h2-ghost:hover{background:#f8fafc}
.hero2-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:20;width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.1);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.2);color:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s}
.hero2-arrow:hover{background:rgba(255,255,255,.25)}
.hero2-arrow svg{width:24px;height:24px}
.hero2-arrow.prev{left:16px}
.hero2-arrow.next{right:16px}
@media (min-width:768px){.hero2-arrow.prev{left:32px}.hero2-arrow.next{right:32px}}
.hero2-dots{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);z-index:20;display:flex;align-items:center;gap:12px}
.hero2-dots button{position:relative;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;background:none;border:none;padding:0}
.hero2-dots span{display:block;height:8px;width:8px;border-radius:999px;background:rgba(255,255,255,.5);transition:all .3s}
.hero2-dots button:hover span{background:rgba(255,255,255,.8)}
.hero2-dots span.on{width:32px;background:#DC2626}

/* ---------- stats band ---------- */
.stats{border-bottom:1px solid var(--line);background:#fff;padding:38px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stats .st{text-align:center;padding:6px 12px}
.stats .st+.st{border-left:1px solid var(--line)}
.stats .n{font-family:var(--font-heading);font-size:clamp(1.9rem,3vw,2.6rem);font-weight:700;color:var(--primary);line-height:1.1}
.stats .l{font-size:13px;color:var(--muted);margin-top:4px}

/* ---------- sections ---------- */
section{padding:72px 0}
.sec-soft{background:var(--bg-soft)}
.sec-head{max-width:780px;margin:0 auto 40px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.sec-head .kicker{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}
.sec-head h1{font-size:clamp(1.4rem,2.3vw,1.95rem);margin:0 0 .5em}
.sec-head p{color:var(--muted);font-size:16px;margin-bottom:0}
.sec-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-row .sec-head{margin:0}
.sec-row .more{flex:none}
.more{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border:1px solid var(--line);border-radius:var(--radius);
  font-size:14px;font-weight:600;color:var(--ink);background:#fff;white-space:nowrap}
.more:hover{border-color:var(--ink);text-decoration:none}
.more::after{content:"→";color:var(--primary)}

/* ---------- product cards ---------- */
.grid{display:grid;gap:24px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid rgba(15,23,42,.12);border-radius:var(--radius-lg);overflow:hidden;
  transition:box-shadow .25s,transform .25s;display:flex;flex-direction:column;box-shadow:0 4px 6px -1px rgba(15,23,42,.08),0 2px 4px -2px rgba(15,23,42,.06)}
.card-link{display:block;height:100%;text-decoration:none;color:inherit}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.card:hover .card-t{color:var(--ink)}
.card .ph{aspect-ratio:16/9;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:16px}
.card .ph img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .5s}
.card:hover .ph img{transform:scale(1.05)}
.card.sq .ph{aspect-ratio:1/1}
.card.sq .ph img{transform:scale(.9)}
.card.sq:hover .ph img{transform:scale(1)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-t{font-size:18px;font-weight:600;color:var(--ink);line-height:1.4;margin:0;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.card-d{font-size:14px;color:var(--muted);margin:0;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-price{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--primary);margin-top:auto;padding-top:10px}
.card-price svg{width:16px;height:16px;transition:transform .2s}
.card:hover .card-price svg{transform:translateX(4px)}
.card-meta{display:flex;gap:12px;font-size:12.5px;color:var(--muted-2);margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);flex-wrap:wrap}
.tag{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:100px;background:var(--primary-soft);color:var(--primary);letter-spacing:.04em}
.tag-warm{background:var(--primary-soft);color:var(--primary-dark)}

/* ---------- app cards (industry) : 1:1 tiles, 6 per row like legacy site ---------- */
.appgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(min-width:640px){.appgrid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.appgrid{grid-template-columns:repeat(6,1fr)}}
.appcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;text-align:center;
  transition:box-shadow .2s,transform .2s;box-shadow:0 1px 2px rgba(15,23,42,.04);display:flex;flex-direction:column;padding:20px 0 14px}
.appcard:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.appcard .ph{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff;padding:8px}
.appcard .ph img{max-width:100%;max-height:100%;object-fit:contain;transform:scale(.9) translateY(3%);transition:transform .5s}
.appcard:hover .ph img{transform:scale(.95) translateY(3%)}
.appcard .nm{font-size:12px;font-weight:600;color:var(--ink);padding:10px 8px 2px;line-height:1.3}
.appcard .sp{font-size:11px;color:var(--muted);padding:2px 8px 0;line-height:1.4}

/* ---------- OEM / ODM page (1:1 legacy layout) ---------- */
.oem-hero{background:#fff;padding:0}
.oem-hero img{width:100%;display:block;height:auto}
.oem-feats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 0 6px}
.oem-feat{text-align:center;padding:0 10px}
.oem-feat svg{width:34px;height:34px;color:var(--primary)}
.oem-feat h3{font-size:15.5px;margin:10px 0 6px;font-family:var(--font-heading)}
.oem-feat p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.5}
@media(max-width:760px){.oem-feats{grid-template-columns:repeat(2,1fr)}}
.oem-about{display:grid;grid-template-columns:1.25fr .85fr;gap:44px;align-items:center;padding:46px 0 26px}
.oem-kicker{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.14em;text-transform:uppercase;margin:0}
@media(max-width:900px){.oem-about{grid-template-columns:1fr}}
.oem-about-img img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}
.oem-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.oem-stat{background:#f8fafc;border-radius:var(--radius);padding:18px 20px}
.oem-stat .n{font-family:var(--font-heading);font-size:26px;font-weight:700;color:var(--primary);margin:0}
.oem-stat .l{font-size:13px;color:var(--muted);margin:4px 0 0}
.oem-cap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:44px 0}
@media(max-width:900px){.oem-cap{grid-template-columns:1fr;gap:24px;padding:28px 0}}
.oem-cap.rev .oem-cap-img{order:2}
.oem-cap-img{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:center;overflow:hidden;padding:26px}
.oem-cap-img img{max-width:100%;max-height:420px;object-fit:contain}
.oem-cap-no{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--primary);margin:0 0 6px}
.oem-cap-tx h3{font-family:var(--font-heading);font-size:clamp(20px,2.4vw,27px);margin:0 0 16px}
.oem-list{list-style:none;margin:0;padding:0}
.oem-list li{position:relative;padding:5px 0 5px 22px;font-size:14.5px;color:var(--muted);line-height:1.55}
.oem-list li::before{content:"";position:absolute;left:4px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--primary)}
.oem-list li b{color:var(--ink)}
.oem-list.shield li{padding-left:30px}
.oem-list.shield li::before{display:none}
.oem-list.shield li::after{content:"";position:absolute;left:2px;top:9px;width:15px;height:17px;
  background:no-repeat center/contain url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23dc2626" stroke-width="2"><path d="M12 3l7 3v5c0 5-3 8.5-7 10-4-1.5-7-5-7-10V6z"/></svg>')}
.oem-cert{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center;padding:26px 0 40px}
@media(max-width:900px){.oem-cert{grid-template-columns:1fr;gap:24px}}
.oem-cert-tx h3{font-family:var(--font-heading);font-size:clamp(19px,2.2vw,25px);margin:0 0 14px}
.oem-cert-img img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}

/* ---------- About page (1:1 legacy layout) ---------- */
.ab-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:26px 0 4px;text-align:center}
.ab-stat b{font-family:var(--font-heading);font-size:42px;font-weight:700;color:var(--primary);line-height:1.1}
.ab-stat span{display:block;color:var(--muted);font-size:14px;margin-top:6px}
.ab-sec-stats{padding:28px 0 0}
.ab-sec-story{padding:34px 0 36px}
.ab-head{text-align:center;padding:4px 0 26px}
.ab-kicker{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.14em;text-transform:uppercase;margin:0}
.ab-head h1{font-size:34px;margin:10px 0 0}
.ab-head h2{font-size:30px;margin:0}
.ab-sub{color:var(--muted);font-size:15px;margin:10px 0 0}
.ab-story{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;margin-bottom:52px}
.ab-story-flip{grid-template-columns:.85fr 1.15fr}
.ab-story-txt p{margin:0 0 14px;color:var(--ink);line-height:1.7}
.ab-story-img img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:block}
.ab-certgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;padding-bottom:20px}
.ab-cert{text-align:center}
.ab-cert .ph{aspect-ratio:1/1;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;padding:14px;overflow:hidden}
.ab-cert .ph img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .25s}
.ab-cert:hover .ph img{transform:scale(1.04)}
.ab-cert p{font-weight:600;font-size:13.5px;margin-top:10px}
.ab-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-bottom:20px}
.ab-mile{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 22px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.ab-mile b{font-family:var(--font-heading);font-size:26px;font-weight:700;color:var(--primary)}
.ab-mile h3{font-size:16px;margin:12px 0 8px;line-height:1.4}
.ab-mile p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.6}
.ab-partner{text-align:center;padding:64px 0}
.ab-partner h2{font-size:30px;margin:0}
.ab-partner .btn{margin-top:22px}
@media(max-width:900px){
  .ab-stats{grid-template-columns:repeat(2,1fr)}
  .ab-story,.ab-story-flip{grid-template-columns:1fr;gap:24px}
  .ab-story-flip .ab-story-img{order:-1}
  .ab-certgrid{grid-template-columns:repeat(3,1fr)}
  .ab-timeline{grid-template-columns:repeat(2,1fr)}
  .ab-head h1{font-size:27px}
}
@media(max-width:560px){
  .ab-certgrid{grid-template-columns:repeat(2,1fr)}
  .ab-timeline{grid-template-columns:1fr}
}

/* ---------- News listing (1:1 legacy layout) ---------- */
.nw-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.nw-tab{background:none;border:none;border-bottom:2px solid transparent;padding:10px 2px 12px;font-size:14.5px;color:var(--muted);cursor:pointer;font-family:inherit}
.nw-tab:hover{color:var(--ink)}
.nw-tab.on{color:var(--ink);font-weight:600;border-bottom-color:var(--primary)}
.nw-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:36px 0 10px}
.nw-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 1px 3px rgba(15,23,42,.06);display:flex;flex-direction:column;transition:box-shadow .25s}
.nw-card:hover{box-shadow:0 12px 26px rgba(15,23,42,.12)}
.nw-ph{aspect-ratio:16/9;overflow:hidden;display:block;background:#fff}
.nw-ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.nw-card:hover .nw-ph img{transform:scale(1.05)}
.nw-card .bd{padding:22px;display:flex;flex-direction:column;flex:1}
.nw-card .dt{font-size:12px;font-weight:500;color:var(--muted);margin:0}
.nw-card h3{font-family:var(--font-heading);font-size:17px;font-weight:600;line-height:1.4;margin:8px 0 0}
.nw-card h3 a{color:var(--ink)}
.nw-card .ex{font-size:13.5px;color:var(--muted);line-height:1.55;margin:10px 0 0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.nw-card .rm{margin-top:auto;padding-top:16px;color:var(--accent);font-weight:600;font-size:14px}
@media(max-width:900px){.nw-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.nw-grid{grid-template-columns:1fr}}

/* ---------- cert cards ---------- */
.certgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cert{border:1px solid var(--line);border-radius:var(--radius-lg);padding:14px 12px 16px;text-align:center;background:#fff;transition:box-shadow .2s}
.cert:hover{box-shadow:var(--shadow)}
.cert .im{height:150px;display:grid;place-items:center;margin-bottom:10px}
.cert .im img{max-height:150px;width:auto;max-width:100%;object-fit:contain}
.cert .c{font-weight:700;color:var(--ink);font-size:14.5px}
.cert .d{font-size:12px;color:var(--muted);margin-top:2px}

/* ---------- feature / value blocks ---------- */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat{padding:26px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
.feat h3{font-size:16.5px;margin-bottom:8px}
.feat p{font-size:14.5px;color:var(--muted);margin:0}
.feat .ico{width:40px;height:40px;border-radius:var(--radius);background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:15px;margin-bottom:14px;font-family:var(--font-heading)}

/* ---------- spec table ---------- */
.spec{width:100%;border-collapse:collapse;font-size:14.5px}
.spec th,.spec td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.spec th{width:38%;color:var(--muted);font-weight:600;background:var(--bg-soft)}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.spec-wrap{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff}

/* ---------- faq ---------- */
.faq{max-width:760px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:10px;background:#fff;margin-bottom:12px;padding:0}
.faq summary{cursor:pointer;padding:17px 22px;font-weight:700;font-size:15.5px;list-style:none;position:relative;padding-right:48px;font-family:var(--font-body)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"›";position:absolute;right:22px;top:50%;transform:translateY(-50%) rotate(90deg);font-size:22px;color:var(--muted-2);font-weight:400;transition:transform .15s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(-90deg)}
.faq details[open] summary{color:var(--primary)}
.faq .ans{padding:0 22px 18px;font-size:15px;color:var(--body-c)}
.faq .ans p:last-child{margin-bottom:0}

/* ---------- CTA band (red, centered, like legacy) ---------- */
.cta{background:var(--primary);color:#fff;padding:64px 0;text-align:center}
.cta h2{color:#fff;margin-bottom:12px;font-size:clamp(1.6rem,2.8vw,2.3rem)}
.cta p{color:rgba(255,255,255,.92);max-width:640px;margin:0 auto 26px;font-size:16.5px}
.cta .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- forms ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:5px;color:var(--ink)}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);
  font:inherit;font-size:14.5px;color:var(--ink);background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid rgba(196,40,45,.18);border-color:var(--primary)}
.field textarea{min-height:110px;resize:vertical}
.field .req{color:var(--primary)}
.form .note{font-size:12.5px;color:var(--muted);margin-top:10px}

/* ---------- breadcrumb ---------- */
.crumb{font-size:13px;color:var(--muted);padding:13px 0;border-bottom:1px solid var(--line);background:var(--bg-soft)}
.crumb ol{list-style:none;margin:0;padding:0;display:flex;gap:8px;flex-wrap:wrap}
.crumb li+li::before{content:"/";margin-right:8px;color:#b9c2cd}
.crumb a{color:var(--muted)}
.crumb [aria-current]{color:var(--ink);font-weight:600}

/* ---------- product detail ---------- */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.pd .gallery{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;padding:16px;display:flex;flex-direction:column;gap:12px;position:sticky;top:84px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.pd .g-main{background:#fff;border-radius:8px;display:grid;place-items:center}
.pd .g-main img{width:100%;aspect-ratio:1/1;object-fit:contain}
.pd .g-thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.pd .g-thumb{border:2px solid var(--line);border-radius:8px;background:#fff;padding:4px;cursor:pointer;transition:border-color .15s;display:grid;place-items:center}
.pd .g-thumb img{width:100%;aspect-ratio:1/1;object-fit:contain;display:block}
.pd .g-thumb:hover{border-color:#b9c2cd}
.pd .g-thumb.on{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary) inset}
.pd .pricebox{display:flex;flex-direction:column;gap:2px;background:var(--primary-soft);border:1px solid oklch(88% .04 29);border-radius:var(--radius);padding:12px 16px;margin:0 0 18px}
.pd .pricebox .k{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.pd .pricebox .p{font-size:27px;font-weight:700;color:var(--primary);font-family:var(--font-heading)}
.pd .pricebox .u{font-size:12.5px;color:var(--muted)}
.pd .subactions{display:flex;gap:10px;justify-content:center;font-size:14px;margin-top:12px}
.pd .subactions a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.pd .subactions span{color:var(--muted-2)}
.pd h1{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:10px}
.pd .sum{font-size:16px;color:var(--body-c);margin-bottom:18px}
.pd .facts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0 22px}
.pd .fact{background:var(--bg-soft);border-radius:var(--radius);padding:10px 12px}
.pd .fact .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.pd .fact .v{font-size:16px;font-weight:700;color:var(--ink)}
.detail-fig{margin:24px 0;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;padding:14px;text-align:center}
.detail-fig img{max-width:100%;height:auto;border-radius:6px}
.trustline{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.trustline b{color:var(--ink);font-weight:700}

/* ---------- article ---------- */
.post{max-width:780px;margin:0 auto}
.post .meta{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.post h2{margin-top:1.6em;font-size:1.4rem}
.post h3{margin-top:1.4em}
.post img{border-radius:var(--radius-lg);margin:1.2em 0}
.post table{width:100%;border-collapse:collapse;font-size:14.5px;margin:1.2em 0}
.post th,.post td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.post th{background:var(--bg-soft)}

/* ---------- news cards ---------- */
.newscard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.newscard:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.newscard .ph{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line);background:var(--bg-soft)}
.newscard .ph img{width:100%;height:100%;object-fit:cover}
.newscard .nb{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.newscard .dt{font-size:12.5px;color:var(--muted-2)}
.newscard .tt{font-family:var(--font-heading);font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.35;margin:0}
.newscard .tt a{color:inherit}
.newscard .ex{font-size:14px;color:var(--muted);margin:0;line-height:1.6}
.newscard .rm{font-size:14px;font-weight:700;color:var(--primary);margin-top:auto;padding-top:8px}
.newscard .rm::after{content:" →"}

/* ---------- about split ---------- */
.aboutgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.about-media{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.about-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-media .cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(10,20,30,.72));color:#fff;
  padding:34px 20px 14px;font-size:14px;font-weight:600}

/* ---------- footer (dark navy, 5 cols, like legacy) ---------- */
.foot{background:var(--dark);color:#b7c2cf;font-size:14px;padding:56px 0 0}
.foot a{color:#ccd6e2;text-decoration:none}
.foot a:hover{color:#fff;text-decoration:underline}
.foot h4{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;font-weight:700}
.foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.5fr;gap:32px;padding-bottom:44px}
.foot .cols p{font-size:13.5px;line-height:1.75;color:#9fb0c2}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin-bottom:10px;font-size:13.5px;line-height:1.6}
.foot .lbl{color:#e8eef5;font-weight:700}
.foot .bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;text-align:center;font-size:12.5px;color:#8fa0b2}
.logo-light .logo-mark{color:#fff}
.logo-light small{color:#9fb0c2}

/* ---------- misc ---------- */
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.checks{list-style:none;padding:0;margin:0 0 1em}
.checks li{position:relative;padding-left:26px;margin-bottom:9px;font-size:15px;color:var(--body-c)}
.checks li::before{content:"";position:absolute;left:0;top:.5em;width:12px;height:7px;border-left:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(-45deg)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.filters a{font-size:13.5px;padding:7px 14px;border:1px solid var(--line);border-radius:100px;color:var(--ink);background:#fff;font-weight:600}
.filters a:hover,.filters a[aria-current="true"]{background:var(--primary);color:#fff;border-color:var(--primary);text-decoration:none}
.notice{background:var(--primary-soft);border:1px solid oklch(88% .04 29);border-radius:var(--radius);padding:14px 18px;font-size:14px;color:var(--primary-dark)}
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:52px;height:52px;border-radius:50%;background:#25d366;color:#fff;
  display:grid;place-items:center;box-shadow:var(--shadow-lg);text-decoration:none}
.wa-float:hover{text-decoration:none;transform:scale(1.05)}
.wa-float svg{width:26px;height:26px;fill:#fff}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .certgrid{grid-template-columns:repeat(3,1fr)}
  .hero .wrap{grid-template-columns:1fr;gap:32px;min-height:0}
  .hero-media{order:-1}
  .pd{grid-template-columns:1fr;gap:28px}
  .pd .gallery{position:static}
  .two{grid-template-columns:1fr;gap:28px}
  .aboutgrid{grid-template-columns:1fr;gap:28px}
  .foot .cols{grid-template-columns:1fr 1fr;gap:28px}
  .feats{grid-template-columns:1fr 1fr}
  .sec-row{flex-direction:column;align-items:flex-start}
}
@media (max-width:760px){
  .topbar .certs{display:none}
  .topbar .wrap{justify-content:center}
  .head .wrap{height:62px;gap:12px}
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:62px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:10px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);gap:0}
  .nav.open a{padding:12px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .nav.open .sub{position:static;display:block;box-shadow:none;border:0;padding:0 0 0 12px}
  .burger{display:block}
  .head .btn{display:none}
  .g4,.g3,.g2,.feats,.stats .wrap{grid-template-columns:1fr 1fr}
  .stats .st+.st{border-left:0;border-top:1px solid var(--line)}
  .stats .st{padding:12px 8px}
  .stats .st:nth-child(-n+2){border-top:0}
  .certgrid{grid-template-columns:1fr 1fr}
  section{padding:48px 0}
  .foot .cols{grid-template-columns:1fr;gap:26px}
  .pd .facts{grid-template-columns:1fr 1fr}
  .spec th{width:45%}
  .hero .kicker{letter-spacing:.03em}
}
@media (max-width:480px){
  .g4,.g3,.g2,.feats,.pd .facts{grid-template-columns:1fr}
  h1{font-size:1.65rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ---------- product detail page (copied from legacy site) ---------- */
.pdp{padding:48px 0 64px}
.pdp-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.pdp-main{width:100%;border-radius:var(--radius-lg);box-shadow:0 10px 15px -3px rgba(15,23,42,.1),0 4px 6px -4px rgba(15,23,42,.1);background:#fff;display:flex;align-items:center;justify-content:center;padding:16px;aspect-ratio:4/3;overflow:hidden}
.pdp-main img{max-width:100%;max-height:100%;object-fit:contain}
.pdp-thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pdp-thumb{overflow:hidden;border-radius:8px;border:2px solid rgba(15,23,42,.12);padding:0;background:#fff;cursor:pointer;transition:border-color .2s,box-shadow .2s}
.pdp-thumb img{width:64px;height:64px;object-fit:cover;display:block}
.pdp-thumb:hover{border-color:rgba(220,38,38,.5)}
.pdp-thumb.on{border-color:var(--primary);box-shadow:var(--shadow-md)}
.pdp-cat{color:var(--primary);font-size:14px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;margin:0}
.pdp-info h1{font-family:var(--font-heading);font-size:clamp(1.5rem,2.4vw,1.875rem);font-weight:700;color:var(--ink);margin:8px 0 0;line-height:1.25}
.pdp-sum{color:var(--muted);font-size:16px;line-height:1.625;margin:16px 0 0}
.pdp-pricebox{margin-top:24px;padding:16px;border-radius:var(--radius-lg);background:rgba(220,38,38,.05);border:1px solid rgba(220,38,38,.2)}
.pdp-pricebox .k{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 4px}
.pdp-pricebox .k.center{text-align:center;margin-bottom:12px}
.pdp-pricebox .v{color:var(--primary);font-weight:700;font-size:clamp(1.5rem,2.2vw,1.875rem);margin:0;line-height:1.2}
.pdp-pricebox .u{color:var(--muted);font-size:12px;margin:4px 0 0}
.pdp-trust{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pdp-trust-item{display:flex;align-items:flex-start;gap:10px;padding:12px;border-radius:var(--radius-lg);background:var(--bg-soft);border:1px solid rgba(15,23,42,.1)}
.pdp-trust-item svg{width:20px;height:20px;color:var(--primary);flex-shrink:0;margin-top:2px}
.pdp-trust-item .t{font-size:14px;font-weight:600;color:var(--ink);line-height:1.25;margin:0}
.pdp-trust-item .d{color:var(--muted);font-size:12px;margin:2px 0 0}
.pdp-ministats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center}
.pdp-ministats .v{color:var(--primary);font-weight:700;font-size:18px;margin:0}
.pdp-ministats .l{color:var(--muted);font-size:12px;margin:2px 0 0}
.pdp-btn{width:100%;margin-top:32px;height:auto;padding:20px 24px;font-size:16px;font-weight:600;justify-content:center}
.pdp-btn svg{width:20px;height:20px}
.pdp-h2{font-family:var(--font-heading);font-size:clamp(1.5rem,2.4vw,1.875rem);font-weight:700;color:var(--ink);text-align:center;margin:0 0 32px}
.pdp-h3{font-family:var(--font-heading);font-size:20px;font-weight:700;color:var(--ink);text-align:center;margin:48px 0 20px}
.pdp-prose{max-width:900px;margin:0 auto}
.pdp-prose h3{font-family:var(--font-heading);font-size:18px;font-weight:700;color:var(--ink);text-align:center;margin:36px 0 14px}
.pdp-prose p{color:#475569;font-size:15px;line-height:1.75;margin:0 0 14px}
.pdp-table{border-collapse:collapse;width:100%;max-width:100%;margin:24px auto;font-size:14px}
.pdp-table th{background:#f4f4f4;padding:12px;border:1px solid #ddd;text-align:center;font-weight:700;color:var(--ink)}
.pdp-table td{padding:12px;border:1px solid #ddd;text-align:center;color:#475569}
.pdp-dl{color:var(--primary);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.pdp-speccards{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:900px;margin:0 auto}
.pdp-speccard{padding:16px;border-radius:var(--radius-lg);background:var(--bg-soft);border:1px solid rgba(15,23,42,.1)}
.pdp-speccard .k{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 4px}
.pdp-speccard .v{color:var(--ink);font-weight:600;font-size:18px;margin:0}
.pdp-apps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.pdp-app{padding:12px;border-radius:var(--radius-lg);background:#fff;border:1px solid rgba(15,23,42,.1);text-align:center}
.pdp-app .t{color:var(--ink);font-size:14px;font-weight:600;margin:0}
.pdp-app .d{color:var(--muted);font-size:12px;margin:4px 0 0}
.pdp-why{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pdp-whycard{padding:20px;border-radius:var(--radius-lg);background:#fff;border:1px solid rgba(15,23,42,.1);text-align:center}
.pdp-whycard svg{width:32px;height:32px;color:var(--primary);margin:0 auto 12px;display:block}
.pdp-whycard h4{color:var(--ink);font-weight:600;font-size:16px;margin:0 0 8px}
.pdp-whycard p{color:var(--muted);font-size:14px;margin:0;line-height:1.6}
.pdp-faqs{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pdp-faq{padding:20px;border-radius:var(--radius-lg);background:#fff;border:1px solid rgba(15,23,42,.1)}
.pdp-faq h4{color:var(--ink);font-weight:600;font-size:16px;margin:0 0 8px}
.pdp-faq p{color:var(--muted);font-size:14px;line-height:1.625;margin:0}
.pdp-rel{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pdp-relcard{display:block;border:1px solid rgba(15,23,42,.12);border-radius:var(--radius-lg);overflow:hidden;background:#fff;text-decoration:none;transition:box-shadow .25s,transform .25s}
.pdp-relcard:hover{box-shadow:0 10px 15px -3px rgba(15,23,42,.1);transform:translateY(-2px)}
.pdp-relcard .ph{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:12px;overflow:hidden}
.pdp-relcard .ph img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .3s}
.pdp-relcard:hover .ph img{transform:scale(1.05)}
.pdp-relcard .bd{padding:12px 16px 16px}
.pdp-relcard h3{color:var(--ink);font-size:14px;font-weight:600;margin:0;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pdp-relcard:hover h3{color:var(--primary)}
.pdp-relcard p{color:var(--muted);font-size:12px;margin:6px 0 0;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (max-width:1024px){
  .pdp-grid{grid-template-columns:1fr;gap:28px}
  .pdp-rel{grid-template-columns:repeat(2,1fr)}
  .pdp-why{grid-template-columns:1fr}
  .pdp-apps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .pdp-trust{grid-template-columns:1fr}
  .pdp-ministats{grid-template-columns:repeat(2,1fr)}
  .pdp-speccards,.pdp-faqs{grid-template-columns:1fr}
  .pdp-btn{padding:16px 20px}
}