:root{color-scheme:dark;--bg:#061e27;--bg2:#082b35;--panel:#0b3945;--panel2:#0f4855;--line:#43d8ea;--line-soft:rgba(67,216,234,.32);--text:#eefcff;--muted:#a9c8cf;--accent:#55e0a0;--accent2:#7be8f2;--warning:#ffd166;--product-green:#43c991;--aet-red:#e30613;--danger:#ff676d;--shadow:0 18px 44px rgba(0,0,0,.22)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}a{color:inherit}img{display:block;max-width:100%}.shell{width:min(1180px,calc(100% - 40px));margin:0 auto}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.ermoxy-name{direction:ltr;unicode-bidi:isolate;font-weight:900;white-space:nowrap}.ermoxy-name .ermoxy-erm{color:#f8fafc!important}.ermoxy-name .ermoxy-oxy{color:#36c5f0!important}.co-brand-mark{display:inline-flex;align-items:baseline;white-space:nowrap;padding:.18em .48em;border:1px solid #d8d5cd;border-radius:5px;background:#f6f5f1;color:#090909!important;font-weight:900;letter-spacing:.055em;line-height:1.08;text-shadow:none!important;box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 1px 3px rgba(0,0,0,.16)}.co-brand-mark span{color:#090909!important}.co-brand-mark .co-brand-e{color:var(--aet-red)!important}
.co-brand-mark .co-brand-erma{font-family:"Times New Roman","Liberation Serif",Times,serif!important;font-weight:400!important;font-style:normal!important;font-size:1em!important;letter-spacing:0!important;font-synthesis:none!important;text-transform:none!important}.co-brand-small{font-size:.86em;padding:.14em .38em}.welcome-brand-credit{display:flex!important;align-items:center;justify-content:center;gap:.35em;flex-wrap:wrap}.footer-cobrand{display:flex;align-items:center;justify-content:flex-end;gap:7px;flex-wrap:wrap}
.welcome-page-preparing{visibility:hidden}.welcome-page{min-height:100vh}.welcome-splash{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:radial-gradient(circle at 50% 38%,#10424f 0,#082b35 34%,#061e27 72%);opacity:1;transition:opacity .3s ease}.welcome-splash.is-leaving{opacity:0;pointer-events:none}.welcome-splash-inner{width:min(92vw,720px);display:flex;flex-direction:column;align-items:center;text-align:center}.welcome-splash-art{width:min(64vw,620px);max-height:56vh;object-fit:contain}.welcome-splash-copy{margin-top:1.25em;display:grid;gap:3px;color:#dffaff;letter-spacing:.02em}.welcome-splash-copy strong{font-size:clamp(1.25rem,2.3vw,1.8rem)}.welcome-splash-copy span{font-size:clamp(.9rem,1.5vw,1.05rem)}.welcome-splash-domain{min-height:1.5em;margin-top:.35em;color:var(--accent);font-weight:800;letter-spacing:.08em}
.site-header{position:sticky;top:0;z-index:40;background:rgba(6,30,39,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft)}.header-inner{min-height:78px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:210px}.brand img{width:44px;height:44px}.brand-copy{display:grid;line-height:1.15}.brand-copy strong{font-size:1.15rem}.brand-copy small{margin-top:4px;color:var(--muted);font-size:.72rem}.desktop-nav{display:flex;gap:24px;margin-left:auto}.desktop-nav a,.footer-links a{color:var(--muted);font-weight:700;text-decoration:none}.desktop-nav a:hover,.desktop-nav a:focus-visible,.footer-links a:hover,.footer-links a:focus-visible{color:var(--text)}.header-actions{display:flex;align-items:center;gap:10px}.language-control select{border:1px solid var(--line-soft);background:#0a3540;color:var(--text);border-radius:12px;padding:10px 32px 10px 12px;font:inherit;font-weight:800}.app-button,.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;border-radius:14px;padding:0 18px;font-weight:850;text-decoration:none;border:1px solid transparent;cursor:pointer;font:inherit}.app-button{background:#092f39;border-color:rgba(67,201,145,.68);color:#e8fbfd}.app-button:hover,.app-button:focus-visible{background:#0d3b46;border-color:#43c991}.primary-button{background:linear-gradient(135deg,#28bfc7,#43c991);color:#03272d}.secondary-button{border-color:var(--line);color:var(--text);background:rgba(67,216,234,.06)}
.hero{padding:74px 0 66px;background:linear-gradient(180deg,rgba(14,67,80,.48),rgba(6,30,39,0))}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:54px;align-items:center}.eyebrow{display:inline-block;color:var(--accent2);font-weight:850;text-transform:uppercase;letter-spacing:.11em;font-size:.75rem}.hero h1,.section-heading h2,.story-copy h2,.reliability-grid h2,.contact-copy h2,.safety-panel h2{margin:.4em 0 .35em;line-height:1.08}.hero h1{font-size:clamp(2.35rem,5vw,4.55rem);max-width:760px}.hero-lead{max-width:720px;font-size:clamp(1.08rem,2vw,1.34rem);color:#cce7ec}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.hero-points span{padding:8px 11px;border:1px solid var(--line-soft);border-radius:999px;background:rgba(10,54,65,.7);color:#cfeff3;font-size:.85rem;font-weight:750}.hero-visual{margin:0;border:1px solid var(--line-soft);border-radius:28px;overflow:hidden;background:var(--panel);box-shadow:var(--shadow)}.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover}.hero-visual figcaption,.product-shot figcaption{padding:12px 16px;color:var(--muted);font-size:.82rem}
.section{padding:76px 0}.section-dark{background:#05232c;border-top:1px solid rgba(67,216,234,.12);border-bottom:1px solid rgba(67,216,234,.12)}.section-heading{max-width:850px;margin-bottom:34px}.section-heading.narrow{max-width:710px}.section-heading h2,.story-copy h2,.reliability-grid h2,.contact-copy h2{font-size:clamp(2rem,4vw,3.2rem)}.section-heading p,.story-copy p,.reliability-grid p,.contact-copy p{color:var(--muted);font-size:1.04rem}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.feature-card{border:1px solid var(--line-soft);background:linear-gradient(180deg,rgba(15,72,85,.76),rgba(8,43,53,.86));border-radius:22px;padding:24px;min-height:220px}.feature-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;border:1px solid var(--line);color:var(--accent2);font-weight:900;font-size:1.1rem}.feature-card h3{margin:18px 0 8px;font-size:1.15rem}.feature-card p{margin:0;color:var(--muted);font-size:.94rem}
.system-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:8px;margin:30px 0 72px}.system-flow div{min-height:104px;padding:18px 10px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:1px solid var(--line-soft);border-radius:18px;background:var(--panel)}.system-flow div strong{font-size:.94rem}.system-flow div span{margin-top:5px;color:var(--muted);font-size:.76rem}.system-flow b{color:var(--accent2);font-size:1.4rem}.story-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:42px;align-items:center;margin:72px 0}.story-grid-reverse{grid-template-columns:1.18fr .82fr}.story-copy p{margin:.65em 0}.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:9px}.check-list li{position:relative;padding-left:26px;color:#dceff2}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:900}.product-shot{margin:0;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:var(--panel);box-shadow:var(--shadow)}.product-shot img{width:100%;height:auto;background:#082f39}.reliability-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start}.reliability-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.reliability-list div{padding:20px;border:1px solid var(--line-soft);border-radius:18px;background:rgba(15,72,85,.55)}.reliability-list strong,.reliability-list span{display:block}.reliability-list span{margin-top:6px;color:var(--muted);font-size:.88rem}.safety-panel{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;border:1px solid rgba(255,209,102,.38);background:rgba(255,209,102,.055);border-radius:22px;padding:28px}.safety-icon{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--warning);color:var(--warning);font-weight:900;font-size:1.25rem}.safety-panel h2{font-size:1.35rem;margin:0 0 6px}.safety-panel p{margin:0;color:var(--muted)}
.qa-list{display:grid;gap:12px}.qa-list details{border:1px solid var(--line-soft);border-radius:18px;background:var(--panel);overflow:hidden}.qa-list summary{cursor:pointer;list-style:none;padding:18px 54px 18px 20px;font-weight:850;position:relative}.qa-list summary::-webkit-details-marker{display:none}.qa-list summary:after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);color:var(--accent2);font-size:1.35rem}.qa-list details[open] summary:after{content:"−"}.qa-list p{margin:0;padding:0 20px 20px;color:var(--muted)}
.contact-section{background:linear-gradient(180deg,#061e27,#082b35)}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:start}.contact-direct{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;margin-top:26px}.contact-direct span{color:var(--muted)}.contact-direct a{color:var(--accent2);font-weight:800;text-decoration:none}.contact-form{border:1px solid var(--line-soft);border-radius:22px;padding:24px;background:var(--panel);display:grid;gap:16px}.contact-form label{display:grid;gap:7px;font-weight:750}.contact-form input,.contact-form textarea{width:100%;border:1px solid rgba(67,216,234,.42);border-radius:13px;background:#061f28;color:var(--text);padding:12px 13px;font:inherit;outline:none}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--line);box-shadow:0 0 0 3px rgba(67,216,234,.12)}.contact-form textarea{resize:vertical}.contact-form .primary-button{width:max-content;border:0}.form-note{margin:0;color:var(--muted);font-size:.8rem}.site-footer{border-top:1px solid var(--line-soft);background:#041a21;padding:30px 0}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:30px;align-items:center}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand img{width:42px}.footer-brand div{display:grid}.footer-brand span,.footer-meta{color:var(--muted);font-size:.78rem}.footer-links{display:flex;flex-wrap:wrap;gap:14px}.footer-meta{display:flex;flex-direction:column;align-items:flex-end;gap:3px}.footer-meta a{color:var(--accent2);text-decoration:none;font-weight:750}
@media(max-width:980px){.desktop-nav{display:none}.hero-grid,.story-grid,.story-grid-reverse,.reliability-grid,.contact-grid{grid-template-columns:1fr}.hero-visual{max-width:800px}.feature-grid{grid-template-columns:1fr 1fr}.system-flow{grid-template-columns:1fr 1fr 1fr;gap:10px}.system-flow b{display:none}.story-grid-reverse .product-shot{order:2}.story-grid-reverse .story-copy{order:1}.footer-grid{grid-template-columns:1fr 1fr}.footer-meta{grid-column:1/-1;align-items:flex-start}}
@media(max-width:650px){.shell{width:min(100% - 24px,1180px)}.site-header{position:relative}.header-inner{min-height:70px;gap:10px}.brand{min-width:0}.brand-copy small{display:none}.brand img{width:38px;height:38px}.header-actions{margin-left:auto}.language-control select{padding:9px 28px 9px 9px}.app-button{padding:0 11px;min-height:42px;font-size:.82rem}.hero{padding:48px 0}.hero h1{font-size:clamp(2.25rem,12vw,3.65rem)}.section{padding:58px 0}.feature-grid,.reliability-list{grid-template-columns:1fr}.system-flow{grid-template-columns:1fr 1fr}.story-grid{gap:28px;margin:52px 0}.contact-direct{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-meta{grid-column:auto}.welcome-splash-art{width:min(86vw,620px)}}
@media(max-width:390px){.brand-copy strong{font-size:1rem}.app-button{font-size:.75rem;padding:0 9px}.system-flow{grid-template-columns:1fr}.hero-actions{display:grid}.hero-actions a{width:100%}.footer-links{display:grid}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.welcome-splash{transition:none}}

@media(max-width:980px){.footer-cobrand{justify-content:flex-start}}

/* v1.8.25 welcome enrichments */
.hero-carousel{position:relative}
.hero-carousel-stage{position:relative;aspect-ratio:16/9;background:#082f39;overflow:hidden}
.hero-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .7s ease}
.hero-slide.is-active{opacity:1}
.hero-carousel-nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.28);background:rgba(4,26,33,.52);color:#eefcff;font-size:1.45rem;line-height:1;display:grid;place-items:center;cursor:pointer;z-index:2}
.hero-carousel-nav:hover,.hero-carousel-nav:focus-visible{background:rgba(7,43,52,.86);border-color:var(--line)}
.hero-carousel-prev{left:14px}.hero-carousel-next{right:14px}
.hero-carousel-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:2}
.hero-carousel-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(238,252,255,.35);cursor:pointer;padding:0}
.hero-carousel-dots button.is-active{background:var(--accent);box-shadow:0 0 0 2px rgba(6,30,39,.35)}
.hardware-story-grid{margin:60px 0}
.sensor-gallery{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:stretch}
.sensor-main-shot,.sensor-thumb-grid figure{margin:0;border:1px solid var(--line-soft);border-radius:22px;overflow:hidden;background:var(--panel);box-shadow:var(--shadow)}
.sensor-main-shot img{width:100%;height:auto;max-height:640px;object-fit:cover;background:#091f26}.sensor-main-shot figcaption{padding:12px 16px;color:var(--muted);font-size:.82rem;line-height:1.45}
.sensor-thumb-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sensor-thumb-grid figure{aspect-ratio:1/1}.sensor-thumb-grid img{width:100%;height:100%;object-fit:cover}

@media (max-width:980px){
  .sensor-gallery{grid-template-columns:1fr}
}
@media (max-width:860px){
  .hero-carousel-nav{width:38px;height:38px}
}
@media (max-width:720px){
  .hero-carousel-prev{left:10px}.hero-carousel-next{right:10px}
  .hero-carousel-dots{bottom:10px}
  .sensor-thumb-grid{grid-template-columns:1fr 1fr;gap:12px}
}

.calibration-showcase{display:grid;gap:16px}.calibration-showcase .product-shot{margin:0}.calibration-showcase .product-shot:first-child img{aspect-ratio:1.15/1;object-fit:cover}.calibration-showcase .product-shot:last-child img{aspect-ratio:1.2/1;object-fit:cover}

/* v1.8.28 navigation/contact reliability */
.contact-hp{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important;opacity:0!important;pointer-events:none!important}
.form-status{min-height:1.4em;margin:0;font-size:.86rem;font-weight:750}
.form-status:empty{display:none}
.form-status.is-working{color:var(--muted)}
.form-status.is-success{color:var(--accent)}
.form-status.is-error{color:var(--danger)}
.contact-form button:disabled{opacity:.62;cursor:wait}

/* v1.8.31 sensor caption visibility fix */
.sensor-main-shot{display:flex;flex-direction:column;align-items:stretch;overflow:hidden}
.sensor-main-shot img{width:100%;height:auto;max-height:640px;object-fit:cover;background:#091f26;display:block;flex:0 0 auto}
.sensor-main-shot figcaption{padding:12px 16px;color:var(--muted);font-size:.82rem;line-height:1.45;background:rgba(10,54,65,.92);border-top:1px solid var(--line-soft);position:relative;z-index:1;flex:0 0 auto}

/* v1.8.33 sensor troubleshooting and maintenance guide */
.maintenance-guide{scroll-margin-top:98px;margin:72px 0;padding:30px;border:1px solid rgba(255,209,102,.38);border-radius:24px;background:linear-gradient(180deg,rgba(255,209,102,.055),rgba(11,57,69,.58));box-shadow:var(--shadow)}
.maintenance-guide-head{max-width:850px;margin-bottom:22px}.maintenance-guide-head h2{margin:.35em 0 .3em;font-size:clamp(1.8rem,3.6vw,2.75rem);line-height:1.12}.maintenance-guide-head p{margin:0;color:var(--muted);font-size:1.02rem}.maintenance-steps{display:grid;grid-template-columns:1fr 1fr;gap:12px}.maintenance-steps article{display:grid;grid-template-columns:40px minmax(0,1fr);gap:13px;align-items:start;padding:17px;border:1px solid var(--line-soft);border-radius:17px;background:rgba(6,30,39,.56)}.maintenance-steps article>span{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--warning);color:var(--warning);font-weight:900}.maintenance-steps h3{margin:1px 0 5px;font-size:1rem;line-height:1.28}.maintenance-steps p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.55}.maintenance-interval{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px 18px;align-items:center;margin-top:16px;padding:15px 17px;border:1px solid rgba(85,224,160,.34);border-radius:15px;background:rgba(85,224,160,.055)}.maintenance-interval strong{color:var(--accent)}.maintenance-interval span{color:#d4e9ed;font-size:.9rem}
@media(max-width:760px){.maintenance-guide{margin:54px 0;padding:22px 16px}.maintenance-steps{grid-template-columns:1fr}.maintenance-interval{grid-template-columns:1fr;gap:5px}.maintenance-guide{scroll-margin-top:20px}}


/* v1.8.34 public Welcome ambient audio control */
.ambient-audio-toggle{position:fixed;right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom));z-index:40;width:42px;height:42px;display:grid;place-items:center;padding:0;border:1px solid rgba(67,216,234,.35);border-radius:50%;background:rgba(4,26,33,.78);color:#dffbff;box-shadow:0 8px 26px rgba(0,0,0,.24);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);cursor:pointer;transition:background .2s ease,border-color .2s ease,opacity .2s ease,transform .2s ease}
.ambient-audio-toggle:hover,.ambient-audio-toggle:focus-visible{background:rgba(8,48,58,.94);border-color:var(--line);outline:none;transform:translateY(-1px)}
.ambient-audio-toggle:focus-visible{box-shadow:0 0 0 3px rgba(67,216,234,.18),0 8px 26px rgba(0,0,0,.24)}
.ambient-audio-icon{width:22px;height:22px;display:block}.ambient-audio-icon svg{width:100%;height:100%;display:block;overflow:visible}.ambient-speaker{fill:currentColor}.ambient-wave{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;opacity:.9}.ambient-mute-slash{fill:none;stroke:#ffd166;stroke-width:2;stroke-linecap:round;opacity:0;transition:opacity .18s ease}.ambient-audio-toggle.is-muted .ambient-wave{opacity:.15}.ambient-audio-toggle.is-muted .ambient-mute-slash{opacity:1}.ambient-audio-toggle.is-playing{border-color:rgba(85,224,160,.38)}
@media(max-width:650px){.ambient-audio-toggle{right:max(12px,env(safe-area-inset-right));bottom:max(12px,env(safe-area-inset-bottom));width:40px;height:40px}.ambient-audio-icon{width:21px;height:21px}}
@media(prefers-reduced-motion:reduce){.ambient-audio-toggle{transition:none}}


/* Welcome 1.8.37 - asset-rights notice */
.footer-asset-rights{display:block;max-width:36rem;margin-top:.35rem;font-size:.72rem;line-height:1.35;opacity:.62}
@media (max-width:700px){.footer-asset-rights{font-size:.68rem;max-width:100%}}


/* Web/Welcome 1.8.44 - first-visit language welcome */
.first-visit-welcome{display:none;position:fixed;inset:0;z-index:10020;place-items:center;padding:max(20px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(20px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));background:radial-gradient(circle at 50% 24%,rgba(67,216,234,.17),transparent 34%),radial-gradient(circle at 18% 82%,rgba(67,201,145,.12),transparent 30%),linear-gradient(160deg,#082f39 0,#061e27 58%,#041a21 100%);overflow:auto;opacity:1;transition:opacity .32s ease}
html.oxy-first-visit .first-visit-welcome{display:grid}
html.oxy-first-visit .welcome-splash{display:none}
body.first-visit-open{overflow:hidden}
.first-visit-welcome.is-leaving{opacity:0;pointer-events:none}
.first-visit-card{position:relative;isolation:isolate;width:min(100%,560px);overflow:hidden;padding:34px 34px 28px;border:1px solid rgba(67,216,234,.34);border-radius:30px;background:linear-gradient(180deg,rgba(15,72,85,.96),rgba(7,40,50,.97));box-shadow:0 28px 80px rgba(0,0,0,.38),0 0 0 1px rgba(255,255,255,.02) inset;text-align:center}
.first-visit-card:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(145deg,rgba(255,255,255,.045),transparent 35% 70%,rgba(85,224,160,.045))}
.first-visit-glow{position:absolute;z-index:-1;width:280px;height:280px;left:50%;top:-175px;transform:translateX(-50%);border-radius:50%;background:rgba(67,216,234,.2);filter:blur(44px);pointer-events:none}
.first-visit-symbol{width:76px;height:76px;margin:0 auto 10px;filter:drop-shadow(0 10px 24px rgba(0,0,0,.22))}
.first-visit-brand{display:grid;gap:2px;margin-bottom:24px}.first-visit-brand strong{font-size:1.58rem;line-height:1.15;letter-spacing:.01em}.first-visit-brandline{color:var(--muted);font-size:.78rem;font-weight:700;letter-spacing:.035em}
.first-visit-title{margin:0;display:flex;justify-content:center;flex-wrap:wrap;gap:.12em .42em;font-size:clamp(1.5rem,5vw,2.15rem);line-height:1.16;letter-spacing:-.02em}.first-visit-title span{white-space:nowrap}.first-visit-title span:not(:last-child):after{content:"·";margin-left:.42em;color:var(--accent2);opacity:.62;font-weight:500}
.first-visit-prompt{max-width:440px;margin:13px auto 22px;color:#c7e4e9;font-size:.94rem;line-height:1.55}
.first-visit-language-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.first-visit-language{min-width:0;min-height:78px;display:grid;place-items:center;align-content:center;gap:2px;padding:11px 8px;border:1px solid rgba(67,216,234,.25);border-radius:17px;background:rgba(6,30,39,.72);color:var(--text);font:inherit;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease}
.first-visit-language:hover,.first-visit-language:focus-visible{transform:translateY(-1px);border-color:rgba(67,216,234,.7);background:rgba(9,52,63,.92);outline:none}
.first-visit-language:focus-visible{box-shadow:0 0 0 3px rgba(67,216,234,.15)}
.first-visit-language.is-selected{border-color:rgba(85,224,160,.86);background:linear-gradient(180deg,rgba(67,201,145,.18),rgba(9,52,63,.94));box-shadow:0 0 0 1px rgba(85,224,160,.16) inset,0 10px 24px rgba(0,0,0,.12)}
.first-visit-code{display:grid;place-items:center;width:36px;height:28px;border-radius:9px;background:rgba(67,216,234,.1);color:var(--accent2);font-size:.76rem;font-weight:900;letter-spacing:.08em}.first-visit-language.is-selected .first-visit-code{background:rgba(85,224,160,.13);color:var(--accent)}
.first-visit-language-name{font-size:.93rem;font-weight:820}
.first-visit-selection{min-height:1.5em;margin:13px 0 11px;color:var(--accent);font-size:.78rem;font-weight:760}
.first-visit-continue{width:100%;min-height:50px;border:1px solid rgba(123,232,242,.28);border-radius:16px;background:linear-gradient(135deg,#28bfc7,#43c991);color:#03272d;font:inherit;font-size:1rem;font-weight:900;cursor:pointer;box-shadow:0 10px 24px rgba(23,161,160,.18);transition:transform .18s ease,filter .18s ease,box-shadow .18s ease}
.first-visit-continue:hover,.first-visit-continue:focus-visible{transform:translateY(-1px);filter:brightness(1.045);outline:none;box-shadow:0 13px 28px rgba(23,161,160,.24)}
.first-visit-continue:focus-visible{box-shadow:0 0 0 3px rgba(85,224,160,.19),0 13px 28px rgba(23,161,160,.24)}
.first-visit-cobrand{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:20px;color:var(--muted);font-size:.74rem}
.welcome-page-first-reveal{animation:firstVisitPageReveal .36s ease both}
@keyframes firstVisitPageReveal{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
@media(max-width:560px){.first-visit-welcome{padding:14px}.first-visit-card{padding:28px 18px 23px;border-radius:24px}.first-visit-symbol{width:68px;height:68px}.first-visit-title{display:grid;gap:1px}.first-visit-title span:not(:last-child):after{content:"";margin:0}.first-visit-prompt{margin:12px auto 19px;font-size:.87rem}.first-visit-language-list{gap:7px}.first-visit-language{min-height:72px;padding:9px 4px;border-radius:14px}.first-visit-language-name{font-size:.84rem}.first-visit-cobrand{margin-top:17px}}
@media(max-width:340px){.first-visit-language-list{grid-template-columns:1fr}.first-visit-language{min-height:56px;grid-template-columns:auto 1fr;justify-content:center;gap:8px}.first-visit-code{width:34px;height:26px}}
@media(prefers-reduced-motion:reduce){.first-visit-welcome,.first-visit-language,.first-visit-continue{transition:none}.welcome-page-first-reveal{animation:none}}

/* Web/Welcome 1.8.48 - natural raster-frame wink
   The closed eye is painted from the original fish texture; only the eye
   region changes. No artificial vector eyelid is drawn. */
.welcome-splash-art-wrap{
  position:relative;
  display:inline-block;
  max-width:100%;
  line-height:0;
}
.welcome-splash-art-wrap .welcome-splash-art{
  width:min(64vw,620px);
  max-height:56vh;
  object-fit:contain;
}
/* Web/Welcome 1.8.54 - splash ready reveal.
   Keep all splash content hidden until the local raster frames are ready, so
   browsers cannot paint a temporary broken-image icon or alt-text fallback. */
.welcome-splash-inner{opacity:0;visibility:hidden;transition:opacity .14s ease,visibility 0s linear .14s}
.welcome-splash.is-ready .welcome-splash-inner{opacity:1;visibility:visible;transition:opacity .14s ease,visibility 0s}
.welcome-splash.art-failed .welcome-splash-art-wrap{display:none}

.welcome-splash-wink-frame{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:contain;
  pointer-events:none;
  opacity:0;
  z-index:2;
  will-change:opacity;
}
@media(max-width:650px){
  .welcome-splash-art-wrap .welcome-splash-art{width:min(86vw,620px)}
}

/* Web/Welcome 1.8.52 - modular 15-language i18n framework */
html[data-font-group="cjk"] body{font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC","Hiragino Sans GB","Segoe UI",sans-serif}
html[data-font-group="arabic"] body{font-family:"Segoe UI",Tahoma,Arial,"Noto Sans Arabic",sans-serif}
.language-control select{max-width:190px}

/* The first-visit selector is registry-driven. 15 languages fit without
   changing the dialog core; overflow is contained on short viewports. */
.first-visit-card{width:min(100%,820px);max-height:calc(100dvh - 40px);overflow:auto;overscroll-behavior:contain;scrollbar-width:thin}
.first-visit-title{display:block}
.first-visit-title span:not(:last-child):after{content:"";margin:0}
.first-visit-language-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.first-visit-language{min-height:60px;grid-template-columns:auto minmax(0,1fr);place-items:center start;align-content:center;gap:9px;padding:9px 11px;text-align:start}
.first-visit-language-name{min-width:0;overflow-wrap:anywhere}
.first-visit-loading{grid-column:1/-1;padding:18px;color:var(--muted);font-size:.9rem}
.first-visit-continue:disabled{cursor:wait;opacity:.7;transform:none;filter:none}

/* Direction comes from languages.json. Use logical alignment and mirror only
   directional UI constructs; product imagery and splash behavior stay intact. */
html[dir="rtl"] body{text-align:start}
html[dir="rtl"] .desktop-nav{margin-left:0;margin-right:auto}
html[dir="rtl"] .check-list li{padding-left:0;padding-right:26px}
html[dir="rtl"] .check-list li:before{left:auto;right:0}
html[dir="rtl"] .qa-list summary{padding:18px 20px 18px 54px}
html[dir="rtl"] .qa-list summary:after{right:auto;left:20px}
html[dir="rtl"] .qa-list p{padding:0 20px 20px}
html[dir="rtl"] .footer-cobrand{justify-content:flex-start}
html[dir="rtl"] .first-visit-language{text-align:right;place-items:center start}
html[dir="rtl"] .contact-form input,
html[dir="rtl"] .contact-form textarea{text-align:start}

@media(max-width:650px){
  .language-control select{max-width:88px;padding:9px 26px 9px 8px}
  html[dir="rtl"] .header-actions{margin-left:0;margin-right:auto}
  .first-visit-card{max-height:calc(100dvh - 28px)}
  .first-visit-language-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
  .first-visit-language{min-height:56px;padding:8px 9px}
  .first-visit-language-name{font-size:.82rem;line-height:1.25}
}
@media(max-width:350px){
  .first-visit-language-list{grid-template-columns:1fr}
  .first-visit-language{min-height:52px}
}
/* Keep the anti-spam honeypot visually hidden without a physical -10000px
   offset, which creates a very wide scroll area in RTL documents. */
.contact-hp{left:auto!important;right:auto!important;margin:-1px!important;padding:0!important;border:0!important;clip:rect(0 0 0 0)!important;clip-path:inset(50%)!important;white-space:nowrap!important}
@media(max-width:650px){
  .first-visit-continue{position:sticky;bottom:0;z-index:3}
}
@media(max-width:650px){
  .first-visit-selection{position:sticky;bottom:54px;z-index:3;margin:7px 0 4px;padding:5px 4px;background:linear-gradient(180deg,rgba(7,40,50,.2),rgba(7,40,50,.96) 45%)}
}
/* Compact mobile first-visit composition: all 15 languages normally fit on a
   390x844-class phone, while the card remains scrollable on shorter screens. */
@media(max-width:650px){
  .first-visit-card{padding:18px 16px 14px}
  .first-visit-symbol{width:54px;height:54px;margin-bottom:5px}
  .first-visit-brand{margin-bottom:12px}
  .first-visit-brand strong{font-size:1.38rem}
  .first-visit-brandline{font-size:.72rem}
  .first-visit-title{font-size:1.48rem}
  .first-visit-prompt{margin:7px auto 10px;font-size:.82rem}
  .first-visit-language-list{gap:5px}
  .first-visit-language{min-height:48px;padding:5px 8px;gap:7px;border-radius:12px}
  .first-visit-code{width:32px;height:25px;font-size:.7rem}
  .first-visit-language-name{font-size:.78rem;line-height:1.18}
  .first-visit-selection{position:static;margin:7px 0 5px;padding:0;background:none}
  .first-visit-continue{position:static;min-height:46px}
  .first-visit-cobrand{margin-top:10px;font-size:.69rem}
}
/* Brand names and legal co-brand strings are proper names, not translated RTL
   text. Isolate them so Arabic bidi reordering cannot reverse AET & Erma. */
.ermoxy-name,.co-brand-mark{direction:ltr;unicode-bidi:isolate}
.welcome-brand-credit,.first-visit-cobrand,.footer-cobrand{direction:ltr;unicode-bidi:isolate}

/* Web/Welcome 1.8.53 - registry-driven national flag icons in first-visit selector */
.first-visit-language{direction:ltr;text-align:left}
.first-visit-flag{display:block;width:30px;height:20px;object-fit:cover;flex:0 0 auto;border-radius:4px;box-shadow:0 0 0 1px rgba(255,255,255,.22),0 2px 6px rgba(0,0,0,.16);background:#fff}
.first-visit-language.is-selected .first-visit-flag{box-shadow:0 0 0 1px rgba(85,224,160,.7),0 2px 8px rgba(0,0,0,.2)}
.first-visit-language-name{display:block;text-align:left;unicode-bidi:isolate}
.first-visit-language-name[dir="rtl"]{direction:rtl;text-align:left}
html[dir="rtl"] .first-visit-language{direction:ltr;text-align:left;place-items:center start}
@media(max-width:650px){
  .first-visit-flag{width:28px;height:19px;border-radius:4px}
}


/* Web/Welcome 1.8.55 - wider desktop hero + 17-image carousel polish */
@media(min-width:1200px){
  .hero .shell{width:min(1320px,calc(100% - 48px))}
  .hero-grid{grid-template-columns:.95fr 1.05fr;gap:52px}
}
.hero-carousel-dots{gap:6px}
.hero-carousel-dots button{width:8px;height:8px}

/* Web/Welcome 1.8.56 - crop-safe carousel provenance overlay */
.hero-carousel-watermark{position:absolute;right:14px;bottom:40px;z-index:2;direction:ltr;unicode-bidi:isolate;text-align:left;max-width:calc(100% - 28px);padding:5px 8px;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:rgba(4,26,33,.62);color:rgba(238,252,255,.82);font-size:.68rem;font-weight:720;line-height:1.2;letter-spacing:.015em;white-space:nowrap;pointer-events:none;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}
@media(max-width:720px){.hero-carousel-watermark{right:10px;bottom:34px;max-width:calc(100% - 20px);padding:4px 6px;font-size:.59rem}}
@media(max-width:390px){.hero-carousel-watermark{font-size:.54rem}}


/* ERMOXY 1.8.59: temporary non-destructive relabel for the legacy dashboard screenshot.
   Replace the raster with a fresh ERMOXY capture after deployment; layout stays unchanged. */
.ermoxy-dashboard-shot{position:relative}
.ermoxy-dashboard-shot::before{content:"";position:absolute;z-index:2;left:7.7%;top:5.25%;width:10.8%;height:3.7%;background:#0a3640;border-radius:2px;pointer-events:none}
.ermoxy-dashboard-shot::after{content:"ERMOXY";position:absolute;z-index:3;left:8.05%;top:5.43%;font:900 clamp(7px,1vw,14px)/1 Inter,"Segoe UI",Arial,sans-serif;letter-spacing:.01em;background:linear-gradient(90deg,#f8fafc 0 50%,#36c5f0 50% 100%);-webkit-background-clip:text;background-clip:text;color:transparent;pointer-events:none}

/* ERMOXY 1.8.59 - single, responsive system-flow presentation */
.system-flow-primary{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr);align-items:stretch;gap:8px;margin:30px 0 42px}
.system-flow-primary .system-flow-node{position:relative;min-width:0;min-height:118px;padding:26px 12px 18px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:1px solid var(--line-soft);border-radius:18px;background:linear-gradient(180deg,rgba(15,72,85,.74),rgba(8,47,57,.8));box-shadow:0 12px 28px rgba(0,0,0,.12)}
.system-flow-primary .system-flow-step{position:absolute;top:9px;left:11px;color:rgba(54,197,240,.72);font-size:.66rem;font-weight:900;letter-spacing:.08em;font-variant-numeric:tabular-nums}
.system-flow-primary .system-flow-node strong{font-size:.93rem;line-height:1.2;overflow-wrap:anywhere}
.system-flow-primary .system-flow-node>span:last-child{margin-top:7px;color:var(--muted);font-size:.75rem;line-height:1.35;overflow-wrap:anywhere}
.system-flow-primary .system-flow-arrow{align-self:center;justify-self:center;color:var(--accent2);font-size:1.35rem;font-weight:900;line-height:1;opacity:.9}
html[dir="rtl"] .system-flow-primary .system-flow-step{left:auto;right:11px}
html[dir="rtl"] .system-flow-primary .system-flow-arrow{transform:scaleX(-1)}

.system-overview-card{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(330px,.65fr);gap:34px;align-items:center;margin:0 0 70px;padding:30px 32px;border:1px solid var(--line-soft);border-radius:24px;background:linear-gradient(145deg,rgba(10,54,65,.86),rgba(6,30,39,.74));box-shadow:var(--shadow)}
.system-overview-copy{min-width:0}
.system-overview-copy h2{margin:.34em 0 .4em;font-size:clamp(1.9rem,3vw,2.65rem);line-height:1.06}
.system-overview-copy p{margin:0;max-width:720px;color:#d7edf1;font-size:1rem;line-height:1.65}
.system-overview-points{display:grid;grid-template-columns:1fr 1fr;gap:10px;min-width:0}
.system-overview-points>div{min-width:0;display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:center;padding:12px 13px;border:1px solid var(--line-soft);border-radius:14px;background:rgba(8,47,57,.66)}
.system-overview-points>div>span:last-child{min-width:0;color:#dceff2;font-size:.83rem;font-weight:720;line-height:1.28;overflow-wrap:anywhere}
.system-overview-icon{width:36px;height:36px;display:grid;place-items:center;border:1px solid rgba(54,197,240,.4);border-radius:11px;background:rgba(54,197,240,.08);color:var(--accent2);font-weight:900;font-size:.92rem}
.system-overview-isolation{color:var(--accent)}
.maintenance-steps-neutral article:last-child{grid-column:1/-1}

/* Use a vertical technical timeline on tablets and phones. It keeps the same DOM
   order and translated copy, but never squeezes six cards into unreadable columns. */
@media(max-width:1050px){
  .system-flow-primary{grid-template-columns:1fr;gap:7px;margin:28px auto 36px;max-width:720px}
  .system-flow-primary .system-flow-node{min-height:82px;padding:18px 54px 16px;text-align:left;align-items:flex-start}
  .system-flow-primary .system-flow-step{top:50%;left:18px;transform:translateY(-50%);width:25px;height:25px;display:grid;place-items:center;border:1px solid rgba(54,197,240,.28);border-radius:999px;background:rgba(54,197,240,.06);font-size:.62rem}
  .system-flow-primary .system-flow-node>span:last-child{margin-top:3px}
  .system-flow-primary .system-flow-arrow{transform:rotate(90deg);font-size:1.2rem;margin:-1px 0}
  html[dir="rtl"] .system-flow-primary .system-flow-node{text-align:right;align-items:flex-end;padding:18px 54px 16px}
  html[dir="rtl"] .system-flow-primary .system-flow-step{left:auto;right:18px;transform:translateY(-50%)}
  html[dir="rtl"] .system-flow-primary .system-flow-arrow{transform:rotate(90deg)}
  .system-overview-card{grid-template-columns:1fr;gap:22px;padding:26px;margin-bottom:62px}
  .system-overview-points{grid-template-columns:repeat(4,minmax(0,1fr))}
  .system-overview-points>div{grid-template-columns:1fr;justify-items:center;text-align:center;gap:7px;padding:12px 8px}
}
@media(max-width:650px){
  .system-flow-primary{max-width:none;margin:24px 0 30px}
  .system-flow-primary .system-flow-node{min-height:76px;padding:16px 48px 14px}
  .system-flow-primary .system-flow-step{left:14px}
  html[dir="rtl"] .system-flow-primary .system-flow-step{left:auto;right:14px}
  .system-overview-card{padding:22px 18px;margin-bottom:52px;border-radius:20px}
  .system-overview-copy h2{font-size:2rem}
  .system-overview-copy p{font-size:.94rem;line-height:1.58}
  .system-overview-points{grid-template-columns:1fr}
  .system-overview-points>div{grid-template-columns:36px minmax(0,1fr);justify-items:stretch;text-align:left;padding:11px 12px}
  html[dir="rtl"] .system-overview-points>div{text-align:right}
  .maintenance-steps-neutral article:last-child{grid-column:auto}
}