/* ===== 璟龙电子 standard.css v5.0 · 暗黑极客升级 · 2026-07-11 ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700;800&family=Noto+Sans+SC:wght@400;500;700&display=swap');
:root{
  --bg:#04080F;--bg-1:#070D1A;--bg-2:#0C1428;--bg-3:#0F1D38;
  --border:rgba(255,255,255,.08);--border-mid:rgba(255,255,255,.14);--border-hover:rgba(255,255,255,.24);
  --accent:#0057FF;--accent-dark:#0040CC;--accent-glow:rgba(0,87,255,.28);
  --cyan:#00C8FF;--cyan-dim:rgba(0,200,255,.12);
  --text-1:#fff;--text-2:rgba(255,255,255,.62);--text-3:rgba(255,255,255,.35);
  --max:1240px;--r:6px;--shadow:0 24px 56px rgba(0,0,0,.45);
  /* backward-compat aliases so build-script HTML references still resolve */
  --ink:#fff;--ink-2:rgba(255,255,255,.7);--muted:rgba(255,255,255,.45);
  --line:rgba(255,255,255,.08);--paper:#04080F;--soft:#070D1A;
  --dark:#02040A;--teal:#0057FF;--teal-dark:#0040CC;--amber:#00C8FF;
  --font-display:'Space Grotesk','Noto Sans SC',ui-sans-serif,system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif
}

/* ── Reset ── */
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;overflow-x:hidden;color:var(--text-1);background:var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5,.brand b,.button,.kicker,.card-label,.factory-panel-index,.spec-panel>div b,.detail-points b,.trust-grid b{font-family:var(--font-display)}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}

/* ── Navigation ── */
.topbar{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(4,8,15,.88);border-bottom:1px solid var(--border);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);transition:border-color .3s,box-shadow .3s}
.topbar.scrolled{border-bottom-color:var(--border-mid);box-shadow:0 0 40px rgba(0,0,0,.5)}
.nav-shell{height:72px;width:min(var(--max),calc(100% - 48px));margin:auto;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:12px;min-width:200px}
.brand-symbol{width:40px;height:40px;display:grid;place-items:center;color:#fff;background:var(--accent);border-radius:5px;font-weight:700;letter-spacing:.04em;box-shadow:0 0 18px var(--accent-glow);transition:box-shadow .3s}
.brand:hover .brand-symbol{box-shadow:0 0 28px rgba(0,87,255,.5)}
.brand b,.brand small{display:block}
.brand b{font-size:15px;font-weight:600;color:var(--text-1)}
.brand small{font-size:11px;color:var(--text-3);margin-top:1px}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.main-nav a{height:72px;display:flex;align-items:center;position:relative;border-bottom:2px solid transparent;color:var(--text-2);font-size:13px;font-weight:500;transition:color .2s}
.main-nav a:after{position:absolute;right:0;bottom:-1px;left:0;height:2px;background:var(--cyan);content:"";transform:scaleX(0);transform-origin:center;transition:transform .22s}
.main-nav a:hover,.main-nav a.active{color:var(--text-1);border-bottom-color:transparent}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px}
.language{display:grid;place-items:center;height:36px;min-width:42px;border:1px solid var(--border-mid);border-radius:5px;font-size:12px;font-weight:600;color:var(--text-2);background:transparent;cursor:pointer;transition:border-color .2s,color .2s,background .2s}
.language:hover{border-color:var(--accent);color:var(--accent);background:rgba(0,87,255,.08)}
.button{min-height:42px;padding:0 18px;border-radius:4px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:13px;font-weight:600;letter-spacing:.01em;cursor:pointer;transition:background .2s,box-shadow .25s,border-color .2s,color .2s;text-decoration:none}
.button-primary{background:var(--accent);color:#fff;box-shadow:0 0 0 rgba(0,87,255,0)}
.button-primary:hover{background:var(--accent-dark);box-shadow:0 0 28px var(--accent-glow)}
.button-light{border:1px solid rgba(255,255,255,.3);color:#fff;background:rgba(255,255,255,.07)}
.button-light:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.45)}
.button-outline{border:1px solid var(--border-mid);color:var(--text-1);background:rgba(255,255,255,.04)}
.button-outline:hover{border-color:var(--accent);color:var(--accent);background:rgba(0,87,255,.06)}
.button:focus-visible{outline:3px solid rgba(0,87,255,.4);outline-offset:3px}
.menu-toggle{display:none;width:40px;height:36px;border:1px solid var(--border-mid);background:transparent;border-radius:5px;color:var(--text-1);font-size:18px;cursor:pointer}
.mobile-nav{display:none;padding:12px 20px 20px;background:var(--bg-1);border-top:1px solid var(--border)}
.mobile-nav a{display:block;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;font-weight:500;color:var(--text-2)}
.mobile-nav.open{display:block}

/* ── Hero ── */
.home-hero,.page-hero{position:relative;min-height:100vh;padding-top:72px;display:flex;align-items:center;overflow:hidden;background:var(--bg)}
.hero-image{position:absolute;inset:0}
.hero-image img{width:100%;height:100%;object-fit:cover;opacity:.65;filter:saturate(.55) brightness(.9)}
.hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(4,8,15,.92) 0%,rgba(4,8,15,.75) 42%,rgba(4,8,15,.38) 68%,transparent 100%),linear-gradient(0deg,rgba(4,8,15,.9) 0%,transparent 30%)}
.hero-overlay:after{position:absolute;inset:0;content:"";background-image:radial-gradient(rgba(0,200,255,.1) 1px,transparent 1px);background-size:34px 34px;pointer-events:none}
.home-hero-inner,.hero-inner{position:relative;z-index:3}
.home-hero-inner{padding:90px 0 80px}
.hero-inner{padding:80px 0 64px}
.kicker{display:inline-block;color:var(--cyan);font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase}
.home-hero h1,.page-hero h1{max-width:880px;margin:16px 0 22px;font-size:clamp(44px,7vw,96px);font-weight:800;line-height:1.01;letter-spacing:-.04em;text-wrap:balance}
.home-hero h1{background:linear-gradient(135deg,#fff 45%,rgba(0,200,255,.9));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.home-hero p,.hero-inner>p{max-width:640px;margin:0;color:var(--text-2);font-size:18px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-trust{display:flex;gap:28px;margin-top:52px;padding-top:16px;border-top:1px solid var(--border-mid);color:var(--text-3);font-size:12px}
.hero-trust span{display:flex;gap:8px;align-items:center}
.hero-trust b{color:var(--cyan)}
.page-hero{min-height:500px}
.page-hero.compact{min-height:460px}
.page-hero .hero-inner{padding:80px 0 64px}
.page-hero .hero-actions{margin-top:28px}
/* hide legacy hero panels */
.buyer-switcher,.home-telemetry,.hero-proof-panel,.hero-trust{display:none!important}

/* ── Hero Entrance Animation ── */
@keyframes hero-enter{from{opacity:0;transform:translateY(32px);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
.home-hero .kicker{animation:hero-enter .7s cubic-bezier(.22,1,.36,1) .08s both}
.home-hero h1{animation:hero-enter .8s cubic-bezier(.22,1,.36,1) .28s both}
.home-hero-inner>p{animation:hero-enter .7s cubic-bezier(.22,1,.36,1) .48s both}
.home-hero .hero-actions{animation:hero-enter .7s cubic-bezier(.22,1,.36,1) .64s both}

/* ── Hero Scroll Indicator ── */
.hero-scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);z-index:4;color:rgba(255,255,255,.28);font-family:var(--font-display);font-size:9px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;animation:pulse-hint 2.4s ease-in-out infinite;pointer-events:none}
@keyframes pulse-hint{0%,100%{opacity:.28}50%{opacity:.65}}

/* ── Hero Carousel ── */
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .5s cubic-bezier(.4,0,.2,1)}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-dots{position:absolute;bottom:56px;left:50%;transform:translateX(-50%);z-index:5;display:flex;gap:7px;align-items:center;pointer-events:auto}
.hero-dot{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.25);border:1px solid rgba(255,255,255,.18);cursor:pointer;padding:0;transition:background .3s,width .3s,border-radius .3s;flex-shrink:0}
.hero-dot.active{background:rgba(255,255,255,.88);width:24px;border-radius:4px;border-color:rgba(255,255,255,.6)}
.hero-dot:hover:not(.active){background:rgba(255,255,255,.5)}

/* ── Particles (injected by JS) ── */
.hero-particles{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.hero-particle{position:absolute;border-radius:50%;background:var(--cyan);animation:float-p linear infinite;opacity:0;box-shadow:0 0 6px 2px rgba(0,200,255,.35)}
@keyframes float-p{0%{opacity:0;transform:translateY(0) translateX(0)}8%{opacity:1}88%{opacity:.25}100%{opacity:0;transform:translateY(-110vh) translateX(calc(var(--dx,0)*90px))}}

/* ── Trust Strip ── */
.trust-strip{background:#000;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-grid div{min-height:152px;padding:24px 28px;border-right:1px solid var(--border);border-top:2px solid var(--accent);box-shadow:inset 0 2px 16px rgba(0,87,255,.1);display:flex;flex-direction:column;justify-content:center;transition:background .2s}
.trust-grid div:first-child{border-left:1px solid var(--border)}
.trust-grid div:hover{background:rgba(255,255,255,.03)}
.trust-grid b{color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;display:block;margin-bottom:7px}
.trust-grid strong{font-size:48px;font-weight:800;line-height:1;letter-spacing:-.03em;color:var(--text-1);display:block;margin-bottom:6px;font-variant-numeric:tabular-nums;font-family:var(--font-display)}
.trust-grid span{color:var(--text-3);font-size:12px;line-height:1.45}

/* ── Sections ── */
.section{padding:100px 0;position:relative}
.section-products{background:var(--bg-1)}
.section-dark{background:var(--bg-1)}
.section-evidence{background:var(--bg)}
.section-process{background:var(--bg-1)}
.section-faq{background:var(--bg)}
.section-head{max-width:780px;margin-bottom:44px}
.section-head h2,.evidence-grid h2,.cta-inner h2{margin:12px 0 16px;font-size:clamp(30px,4vw,56px);font-weight:700;line-height:1.07;letter-spacing:-.028em;text-wrap:balance;color:var(--text-1)}
.section-head p{max-width:640px;margin:0;color:var(--text-2);font-size:16px;line-height:1.72}
.section-dark .section-head p,.section-dark .section-head h2{color:var(--text-2)}
.section-dark .section-head h2{color:var(--text-1)}
.section-action{margin-top:32px}

/* ── Product Cards ── */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-items:stretch}
.product-card{background:rgba(255,255,255,.04);border:1px solid var(--border);border-top:1px solid var(--border-mid);border-radius:8px;overflow:hidden;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.product-card:hover{transform:translateY(-6px);border-color:rgba(0,200,255,.35);box-shadow:0 0 0 1px rgba(0,87,255,.3),0 0 0 2px rgba(0,87,255,.1),inset 0 1px 0 rgba(0,200,255,.18),0 32px 56px rgba(0,0,0,.6)}
.product-card[hidden]{display:none}
.card-image{height:220px;background:var(--bg-2);overflow:hidden;position:relative}
.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;opacity:.9}
.card-image:after{position:absolute;inset:auto 0 0 0;height:28%;background:linear-gradient(0deg,rgba(4,8,15,.75),transparent);content:"";pointer-events:none}
.product-card:hover .card-image img{transform:scale(1.05)}
.card-body{padding:20px}
.card-label{color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.card-body h3{margin:9px 0 8px;font-size:18px;font-weight:600;line-height:1.2;color:var(--text-1)}
.card-body p{min-height:72px;margin:0;color:var(--text-2);font-size:13px;line-height:1.65}
.card-link,.text-link{display:inline-flex;align-items:center;gap:8px;margin-top:15px;color:var(--accent);font-size:12px;font-weight:600;transition:color .2s,gap .18s}
.card-link:hover,.text-link:hover{color:var(--cyan);gap:13px}
.card-link b{font-size:16px}

/* ── Solution Cards ── */
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.solution-card{position:relative;min-height:380px;display:flex;flex-direction:column;justify-content:flex-end;padding:24px;overflow:hidden;border-radius:8px;border:1px solid var(--border);background:var(--bg-2);transition:border-color .25s,transform .25s}
.solution-card:hover{border-color:rgba(0,87,255,.45);transform:translateY(-4px)}
.solution-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;opacity:.5}
.solution-card:hover img{transform:scale(1.06)}
.solution-card:after{position:absolute;inset:0;content:"";background:linear-gradient(0deg,rgba(4,8,15,.95) 0%,rgba(4,8,15,.55) 48%,rgba(4,8,15,.14) 100%)}
.solution-card:before{position:absolute;right:18px;top:18px;z-index:2;width:28px;height:28px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.22);border-radius:50%;color:#fff;content:"↗";font-size:13px;transition:border-color .2s,background .2s}
.solution-card:hover:before{border-color:var(--cyan);background:rgba(0,200,255,.12);color:var(--cyan)}
.solution-card span,.solution-card b,.solution-card em{position:relative;z-index:1}
.solution-card span{color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.solution-card b{display:block;margin-top:9px;font-size:21px;font-weight:600;line-height:1.18;color:var(--text-1)}
.solution-card em{display:block;margin-top:10px;color:var(--text-2);font-size:12px;font-style:normal}

/* ── Application Cards ── */
.application-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.application-card{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:transform .25s,border-color .25s}
.application-card:hover{transform:translateY(-4px);border-color:rgba(0,87,255,.45)}
.application-card img{width:100%;height:210px;object-fit:cover;opacity:.75;transition:opacity .3s,transform .4s}
.application-card:hover img{opacity:.95;transform:scale(1.03)}
.application-card>div{padding:20px}
.application-card h2{margin:8px 0 8px;font-size:20px;font-weight:600;line-height:1.18;color:var(--text-1)}
.application-card p{min-height:44px;color:var(--text-2);font-size:14px;margin:0}

/* ── Resource Cards ── */
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.resource-card{min-height:240px;padding:24px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-top:2px solid var(--accent);border-radius:8px;transition:transform .25s,border-top-color .25s}
.resource-card:hover{transform:translateY(-4px);border-top-color:var(--cyan)}
.resource-card[hidden]{display:none}
.resource-card h2{margin:30px 0 10px;font-size:21px;font-weight:600;line-height:1.14;color:var(--text-1)}
.resource-card p{color:var(--text-2);font-size:14px;margin:0}

/* ── CTA Section ── */
.cta-section{padding:80px 0;background:var(--accent);position:relative;overflow:hidden}
.cta-section:before{position:absolute;right:-10%;top:-60%;width:600px;height:600px;border-radius:50%;background:rgba(255,255,255,.06);content:"";pointer-events:none}
.cta-section:after{position:absolute;left:-5%;bottom:-50%;width:400px;height:400px;border-radius:50%;background:rgba(255,255,255,.04);content:"";pointer-events:none}
.cta-inner{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-inner h2{max-width:680px;margin:0;font-size:clamp(26px,3.8vw,50px);font-weight:700;line-height:1.08;letter-spacing:-.025em;color:#fff}
.cta-section .kicker{color:rgba(255,255,255,.7)}
.cta-section .button-primary{background:#fff;color:var(--accent);box-shadow:0 8px 24px rgba(0,0,0,.25)}
.cta-section .button-primary:hover{background:rgba(255,255,255,.92);box-shadow:0 12px 32px rgba(0,0,0,.35)}

/* ── Process Section ── */
.process-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}
.process-list{border-top:1px solid var(--border)}
.process-list>div{display:grid;grid-template-columns:52px 130px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid var(--border);align-items:start;transition:background .2s,padding-left .2s}
.process-list>div:hover{background:rgba(0,87,255,.06);padding-left:10px;border-radius:4px}
.process-list b{color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.1em}
.process-list strong{font-size:17px;font-weight:600;color:var(--text-1)}
.process-list span{color:var(--text-2);font-size:14px;line-height:1.6}

/* ── Evidence Grid ── */
.evidence-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}
.evidence-grid h2{max-width:520px;margin:12px 0;letter-spacing:-.025em}
.evidence-grid p{max-width:500px;color:var(--text-2);font-size:16px;line-height:1.7;margin:0}
.evidence-grid img{height:400px;width:100%;object-fit:cover;border-radius:8px;opacity:.82;border:1px solid var(--border)}

/* ── FAQ ── */
.faq-layout,.faq-page{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px}
.faq-list{border-top:1px solid var(--border)}
.faq-list details{padding:18px 0;border-bottom:1px solid var(--border)}
.faq-list summary{cursor:pointer;font-size:15px;font-weight:500;color:var(--text-1);list-style:none;display:flex;align-items:center;gap:10px}
.faq-list summary::before{flex-shrink:0;width:22px;height:22px;border:1px solid var(--border-mid);border-radius:50%;display:grid;place-items:center;content:"+";color:var(--cyan);font-size:16px;font-weight:300;line-height:1;transition:border-color .2s,background .2s}
.faq-list details[open] summary::before{content:"–";background:rgba(0,87,255,.12);border-color:rgba(0,87,255,.4)}
.faq-list p{max-width:680px;margin:12px 0 0 32px;color:var(--text-2);font-size:14px;line-height:1.7}

/* ── Info Band ── */
.info-band{margin-top:36px;padding:24px 28px;border-left:3px solid var(--accent);background:rgba(0,87,255,.07);display:grid;grid-template-columns:190px 1fr auto;gap:20px;align-items:center;border-radius:0 6px 6px 0}
.info-band b{font-size:16px;font-weight:600;color:var(--text-1)}
.info-band p{margin:0;color:var(--text-2);font-size:14px}

/* ── Solution Rows ── */
.solution-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding:44px 0;border-top:1px solid var(--border);transition:opacity .5s ease,transform .5s ease}
.solution-row:nth-of-type(even){direction:rtl}
.solution-row:nth-of-type(even)>div{direction:ltr}
.solution-row>img{width:100%;height:360px;object-fit:cover;border-radius:8px;opacity:.82;transition:opacity .35s,transform .4s;cursor:zoom-in;border:1px solid var(--border)}
.solution-row>img:hover{opacity:.98;transform:scale(1.018)}
.solution-row h2{margin:12px 0 10px;font-size:30px;font-weight:600;line-height:1.12;letter-spacing:-.02em;color:var(--text-1)}
.solution-row p{color:var(--text-2);font-size:16px;margin:0;line-height:1.7}
.solution-row ul{padding:0;margin:18px 0;list-style:none;color:var(--text-2);font-size:14px}
.solution-row li{padding:7px 0 7px 20px;border-bottom:1px solid var(--border);position:relative}
.solution-row li:before{position:absolute;left:0;top:15px;width:5px;height:5px;border-radius:50%;background:var(--accent);content:""}

/* ── Editorial / Side CTA ── */
.editorial{display:grid;grid-template-columns:1fr 300px;gap:100px}
.editorial>div{border-top:1px solid var(--border)}
.editorial article{padding:24px 0;border-bottom:1px solid var(--border)}
.editorial article h2{margin:12px 0 8px;font-size:22px;font-weight:600;color:var(--text-1)}
.editorial article p{max-width:700px;margin:0;color:var(--text-2);font-size:15px;line-height:1.7}
.side-cta{align-self:start;padding:24px;background:rgba(0,87,255,.08);border:1px solid rgba(0,87,255,.28);border-radius:8px}
.side-cta .kicker{color:var(--cyan)}
.side-cta h3{margin:12px 0 9px;font-size:22px;line-height:1.2;font-weight:600;color:var(--text-1)}
.side-cta p{color:var(--text-2);font-size:14px;margin:0;line-height:1.6}
.side-cta .button{margin-top:14px}

/* ── Detail Grid ── */
.detail-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:90px}
.detail-main h2{margin:12px 0;font-size:38px;font-weight:700;line-height:1.08;letter-spacing:-.025em;color:var(--text-1)}
.detail-main>p{color:var(--text-2);font-size:17px;line-height:1.72;margin:0}
.detail-points{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:34px}
.detail-points div{padding:16px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-top:2px solid rgba(0,87,255,.5);border-radius:6px;transition:border-top-color .2s}
.detail-points div:hover{border-top-color:var(--cyan)}
.detail-points b{display:block;color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.detail-points strong{display:block;margin:22px 0 6px;font-size:15px;font-weight:600;color:var(--text-1)}
.detail-points span{display:block;color:var(--text-2);font-size:12px;line-height:1.5}

/* ── Spec Panel ── */
.spec-panel{align-self:start;padding:24px;background:rgba(0,87,255,.06);border:1px solid rgba(0,87,255,.22);border-radius:8px}
.spec-panel>div{padding:15px 0;border-bottom:1px solid var(--border)}
.spec-panel>div b,.spec-panel>div span{display:block}
.spec-panel>div b{font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--cyan);text-transform:uppercase}
.spec-panel>div span{margin-top:5px;color:var(--text-2);font-size:14px}
.spec-panel .button{width:100%;margin-top:20px}

/* ── Split Heading ── */
.split-heading{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:end}
.split-heading .section-head{margin:0}
.split-heading p{margin:0;color:var(--text-2);font-size:16px;line-height:1.7}

/* ── Contact ── */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}
.contact-copy .section-head{margin-bottom:28px}
.contact-email{display:inline-block;color:var(--accent);font-size:24px;font-weight:700;transition:color .2s}
.contact-email:hover{color:var(--cyan)}
.contact-copy>p{color:var(--text-2);font-size:13px;margin-top:8px}
.rfq-form{padding:30px;background:rgba(255,255,255,.04);border:1px solid var(--border-mid);border-radius:8px}
.rfq-form h2{margin:0 0 22px;font-size:24px;font-weight:600;color:var(--text-1)}
.rfq-form label{display:grid;gap:7px;margin-bottom:15px;color:var(--text-2);font-size:12px;font-weight:600}
.rfq-form input,.rfq-form select,.rfq-form textarea{width:100%;min-height:44px;padding:10px 13px;color:var(--text-1);font:inherit;border:1px solid var(--border-mid);border-radius:5px;background:rgba(255,255,255,.07);transition:border-color .2s,box-shadow .2s}
.rfq-form input:focus,.rfq-form select:focus,.rfq-form textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.rfq-form textarea{resize:vertical}
.rfq-form input::placeholder,.rfq-form textarea::placeholder{color:var(--text-3)}
.rfq-form select option{background:var(--bg-1);color:var(--text-1)}
.rfq-form small{display:block;margin-top:12px;color:var(--text-3);font-size:11px}

/* ── Footer ── */
.footer{background:#02040A;color:var(--text-1);padding:60px 0 28px;border-top:1px solid var(--border)}
.footer-grid{width:min(var(--max),calc(100% - 48px));margin:auto;display:grid;grid-template-columns:1.4fr .7fr .7fr 1fr;gap:45px}
.footer-brand{min-width:0}
.footer-grid>div>p{max-width:260px;color:var(--text-3);font-size:13px;line-height:1.6;margin:10px 0 0}
.footer-grid>div>a:not(.brand){display:block;margin-top:10px;color:var(--text-3);font-size:13px;transition:color .2s}
.footer-grid>div>a:not(.brand):hover{color:var(--text-1)}
.footer-title{display:block;margin-bottom:16px;color:var(--text-3);font-size:10px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.footer-email{color:var(--text-1)!important;font-size:15px!important;font-weight:600}
.footer-note{color:var(--text-3)!important;font-size:11px!important;display:block;margin-top:10px}
.footer-bottom{width:min(var(--max),calc(100% - 48px));margin:40px auto 0;padding-top:16px;border-top:1px solid var(--border);display:flex;justify-content:space-between;color:var(--text-3);font-size:11px}
.footer-bottom a{margin-left:18px;color:var(--text-3);transition:color .2s}
.footer-bottom a:hover{color:var(--text-1)}
.footer-brand .brand-symbol{box-shadow:none}

/* ── Depth Section ── */
.depth-section{background:var(--bg);border-top:1px solid var(--border)}
.depth-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.depth-card{min-height:180px;padding:22px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-top:2px solid rgba(0,87,255,.4);border-radius:8px;transition:transform .25s,border-top-color .25s,border-color .25s}
.depth-card:hover{transform:translateY(-4px);border-top-color:var(--cyan);border-color:rgba(0,200,255,.2)}
.depth-card h3{margin:18px 0 8px;font-size:19px;font-weight:600;line-height:1.2;color:var(--text-1)}
.depth-card p{margin:0;color:var(--text-2);font-size:14px;line-height:1.7}
.depth-callout{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-top:28px;padding:26px 30px;background:var(--accent);border-radius:8px;position:relative;overflow:hidden}
.depth-callout:before{position:absolute;right:-60px;top:-80px;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.07);content:"";pointer-events:none}
.depth-callout .kicker{color:rgba(255,255,255,.7)}
.depth-callout h3{max-width:740px;margin:10px 0 0;font-size:22px;font-weight:600;line-height:1.25;color:#fff}
.depth-callout .button{flex:0 0 auto}
.depth-callout .button-primary{background:#fff;color:var(--accent)}
.depth-callout .button-primary:hover{background:rgba(255,255,255,.92)}

/* ── Factory Section ── */
.factory-capability{background:var(--bg-1);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.factory-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:stretch}
.factory-gallery{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:8px;min-height:420px;padding:8px;background:var(--bg-2);border:1px solid var(--border);border-radius:8px;overflow:hidden}
.factory-gallery img{width:100%;height:100%;min-height:200px;object-fit:cover;border-radius:5px;opacity:.8;transition:opacity .3s}
.factory-gallery img:first-child{grid-row:span 2}
.factory-gallery:hover img{opacity:.92}
.factory-gallery-label{position:absolute;right:14px;bottom:14px;left:14px;padding:9px 12px;background:rgba(4,8,15,.9);color:var(--text-2);font-size:11px;font-weight:600;border-radius:4px;border:1px solid var(--border)}
.factory-interactive{padding:24px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:8px}
.factory-tabs{display:grid;grid-template-columns:repeat(2,1fr);gap:5px;border-bottom:1px solid var(--border);padding-bottom:14px}
.factory-tab{min-height:50px;padding:9px 12px;border:1px solid transparent;border-radius:5px;background:rgba(255,255,255,.04);color:var(--text-3);font:inherit;font-size:12px;font-weight:600;text-align:left;cursor:pointer;transition:color .2s,background .2s,border-color .2s}
.factory-tab span{display:block;margin-bottom:4px;color:var(--cyan);font-size:10px;letter-spacing:.1em}
.factory-tab:hover{border-color:var(--border-mid);color:var(--text-2)}
.factory-tab.active{border-color:rgba(0,87,255,.4);background:rgba(0,87,255,.1);color:var(--text-1)}
.factory-panels{min-height:220px;padding-top:20px}
.factory-panel[hidden]{display:none}
.factory-panel-index{color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.factory-panel h3{margin:10px 0 8px;font-size:22px;font-weight:600;line-height:1.2;color:var(--text-1)}
.factory-panel p{margin:0;color:var(--text-2);font-size:14px;line-height:1.7}
.factory-panel-lead{margin-bottom:10px!important;color:var(--text-1)!important;font-size:15px!important;font-weight:600}
.factory-note{margin:0 0 16px;padding-top:12px;border-top:1px solid var(--border);color:var(--text-3);font-size:11px;line-height:1.6}
.factory-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:14px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.factory-step{min-height:96px;padding:16px;border-right:1px solid var(--border)}
.factory-step:last-child{border-right:0}
.factory-step b,.factory-step strong,.factory-step span{display:block}
.factory-step b{color:var(--cyan);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.factory-step strong{margin:6px 0 4px;font-size:14px;font-weight:600;color:var(--text-1)}
.factory-step span{color:var(--text-3);font-size:12px;line-height:1.45}

/* ── About Facts ── */
.about-facts{background:var(--bg-1)}
.facts-photos{display:grid;grid-template-columns:1.15fr .85fr;gap:10px;margin-top:8px}
.facts-photos figure{margin:0}
.facts-photos img{width:100%;height:320px;object-fit:cover;border-radius:8px;background:var(--bg-2);opacity:.82;border:1px solid var(--border)}
.facts-photos figcaption{margin-top:8px;color:var(--text-3);font-size:12px}
.facts-chips{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 0;padding:0;list-style:none}
.facts-chips li{padding:8px 14px;background:rgba(255,255,255,.06);border:1px solid var(--border-mid);border-radius:999px;color:var(--text-2);font-size:12px;font-weight:500;transition:border-color .2s,color .2s,background .2s}
.facts-chips li:hover{border-color:var(--accent);color:var(--text-1);background:rgba(0,87,255,.08)}
.facts-note{max-width:640px;margin:18px 0 0;color:var(--text-3);font-size:13px}

/* ── Segmented Filter ── */
.segmented-filter{display:inline-flex;gap:3px;margin:-8px 0 26px;padding:4px;border:1px solid var(--border);border-radius:7px;background:rgba(255,255,255,.04)}
.segmented-filter button{min-height:34px;padding:0 14px;border:0;border-radius:5px;background:transparent;color:var(--text-3);font:inherit;font-size:12px;font-weight:600;cursor:pointer;transition:background .2s,color .2s}
.segmented-filter button:hover{color:var(--text-2)}
.segmented-filter button.active{background:var(--accent);color:#fff}

/* ── Resource Search ── */
.resource-search{display:flex;align-items:center;gap:14px;max-width:480px;margin:-8px 0 26px;color:var(--text-3);font-size:12px;font-weight:600}
.resource-search input{width:100%;height:44px;padding:0 14px;border:1px solid var(--border-mid);border-radius:6px;background:rgba(255,255,255,.07);color:var(--text-1);font:inherit;outline:0;transition:border-color .2s,box-shadow .2s}
.resource-search input::placeholder{color:var(--text-3)}
.resource-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.resource-empty{padding:20px;border:1px dashed var(--border-mid);color:var(--text-3);font-size:13px;border-radius:6px}

/* ── Scroll Chrome ── */
.page-progress{position:fixed;z-index:100;top:0;left:0;width:var(--scroll,0%);height:2px;background:var(--cyan);pointer-events:none;box-shadow:0 0 8px rgba(0,200,255,.6)}
.back-top{position:fixed;z-index:55;right:24px;bottom:24px;width:40px;height:40px;border:1px solid var(--border-mid);border-radius:6px;background:rgba(4,8,15,.92);backdrop-filter:blur(12px);color:var(--text-2);font-size:15px;cursor:pointer;opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity .2s,transform .2s,border-color .2s,color .2s,box-shadow .2s}
.back-top.visible{opacity:1;transform:translateY(0);pointer-events:auto}
.back-top:hover{border-color:var(--accent);color:var(--accent);box-shadow:0 0 16px var(--accent-glow)}

/* ── Lightbox ── */
.image-lightbox{position:fixed;z-index:120;inset:0;display:grid;place-items:center;padding:40px;background:rgba(2,4,10,.94);opacity:0;pointer-events:none;transition:opacity .22s;backdrop-filter:blur(12px)}
.image-lightbox.open{opacity:1;pointer-events:auto}
.image-lightbox img{max-width:min(100%,1050px);max-height:82vh;border:1px solid var(--border-mid);border-radius:8px;object-fit:contain}
.image-lightbox span{position:absolute;bottom:22px;color:var(--text-3);font-size:11px}
.lightbox-close{position:absolute;right:22px;top:20px;width:38px;height:38px;border:1px solid var(--border-mid);border-radius:6px;background:transparent;color:var(--text-2);font-size:24px;cursor:pointer;transition:border-color .2s,color .2s}
.lightbox-close:hover{border-color:var(--accent);color:var(--text-1)}

/* ── Form Status ── */
.form-status{min-height:20px;margin:12px 0 0;color:var(--cyan);font-size:12px;font-weight:600}

/* ── Mobile CTA ── */
.mobile-rfq{display:none}

/* ── JS Reveal Animations ── */
.js-ready .section,.js-ready .product-card,.js-ready .solution-card,.js-ready .solution-row,.js-ready .resource-card,.js-ready .application-card,.js-ready .depth-card,.js-ready .rfq-form{opacity:0;transform:translateY(28px);transition:opacity .65s cubic-bezier(.22,.68,0,1.2) var(--reveal-delay,0ms),transform .65s cubic-bezier(.22,.68,0,1.2) var(--reveal-delay,0ms)}
.js-ready .is-visible{opacity:1;transform:none}

/* ── Responsive ── */
@media(max-width:1050px){
.main-nav{gap:14px}.main-nav a{font-size:12px}.brand{min-width:170px}
.product-grid{grid-template-columns:repeat(2,1fr)}
.process-layout,.detail-grid,.contact-grid,.editorial{gap:44px}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:800px){
.nav-shell{width:calc(100% - 28px);height:64px}.main-nav,.nav-actions>.button{display:none}
.menu-toggle{display:block}.brand{min-width:0}
.home-hero,.page-hero{min-height:85svh;min-height:85vh;padding-top:64px}
.page-hero.compact{min-height:420px}
.home-hero-inner{padding:56px 0 48px}.hero-inner{padding:56px 0 44px}
.home-hero h1,.page-hero h1{font-size:clamp(32px,9vw,52px)}
.home-hero p,.hero-inner>p{font-size:16px}
.hero-scroll-hint{display:none}
.hero-dots{bottom:24px;gap:5px}
.hero-dot{width:6px;height:6px}.hero-dot.active{width:18px}
.trust-grid{grid-template-columns:repeat(2,1fr)}
.trust-grid div{min-height:110px;padding:16px}.trust-grid strong{font-size:34px}
.solution-grid,.application-grid,.resource-grid{grid-template-columns:1fr}
.process-layout,.faq-layout,.faq-page,.split-heading{grid-template-columns:1fr;gap:36px}
.evidence-grid,.solution-row{grid-template-columns:1fr;gap:24px}
.solution-row:nth-of-type(even){direction:ltr}
.solution-row>img{height:220px;width:100%;object-fit:cover}
.detail-points{grid-template-columns:1fr}
.info-band{grid-template-columns:1fr;gap:9px}
.cta-inner{align-items:flex-start;flex-direction:column}
.cta-inner h2{font-size:22px}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
.depth-grid{grid-template-columns:1fr}
.depth-callout{align-items:flex-start;flex-direction:column}
.factory-layout{grid-template-columns:1fr;gap:16px}
.factory-gallery{min-height:260px}
.factory-steps{grid-template-columns:repeat(2,1fr)}
.factory-step:nth-child(2){border-right:0}
.factory-step:nth-child(-n+2){border-bottom:1px solid var(--border)}
.factory-tab{min-height:52px;font-size:13px}
.facts-photos{grid-template-columns:1fr}.facts-photos img{height:200px}
.back-top{right:16px;bottom:72px}
.section{padding:80px 0}
.section-head{margin-bottom:36px}
.mobile-rfq{position:fixed;z-index:54;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;min-height:56px;padding:8px 16px;border:0;border-top:1px solid var(--border);background:rgba(4,8,15,.96);color:var(--accent);font-size:13px;font-weight:600;backdrop-filter:blur(12px)}
.page-progress{height:2px}
}
@media(max-width:520px){
.container{width:min(var(--max),calc(100% - 28px))}
.home-hero h1,.page-hero h1{font-size:clamp(28px,8vw,36px);letter-spacing:-.03em}
.home-hero p,.hero-inner>p{font-size:15px;line-height:1.65}
.hero-actions{align-items:stretch;flex-direction:column;gap:10px}
.hero-actions .button{width:100%;min-height:48px}
.trust-grid{grid-template-columns:1fr 1fr}.trust-grid strong{font-size:30px}
.product-grid{grid-template-columns:1fr}
.card-image{height:180px}
.section{padding:60px 0}
.section-head{margin-bottom:28px}
.section-head h2{font-size:24px;line-height:1.25}
.kicker{font-size:10px;letter-spacing:.1em}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{display:block}
.footer-bottom span{display:block;margin-bottom:10px}
.depth-grid{grid-template-columns:1fr}
.depth-card{padding:20px 18px}
.depth-callout{padding:20px}.depth-callout .button{width:100%}
.factory-gallery{min-height:220px;grid-template-columns:1fr}
.factory-gallery img:last-of-type{display:none}
.factory-interactive{padding:14px}
.factory-tabs{grid-template-columns:1fr}
.factory-panels{min-height:220px}
.factory-steps{grid-template-columns:1fr}
.factory-step,.factory-step:nth-child(2){border-right:0;border-bottom:1px solid var(--border)}
.factory-step:last-child{border-bottom:0}
.segmented-filter{display:flex;width:100%}
.segmented-filter button{flex:1;padding:0 8px;font-size:12px}
.resource-search{display:block}
.resource-search span{display:block;margin-bottom:7px}
.image-lightbox{padding:12px}
.solution-row>img{height:180px}
.cta-inner h2{font-size:20px}
.cta-inner .button{width:100%}
.mobile-nav a{font-size:15px;padding:14px 0}
.image-lightbox img{max-height:75vh}
}
@media(prefers-reduced-motion:reduce){
*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}
.js-ready .section,.js-ready .product-card,.js-ready .solution-card,.js-ready .solution-row,.js-ready .resource-card,.js-ready .application-card,.js-ready .depth-card,.js-ready .rfq-form{opacity:1;transform:none}
}