:root{
  --bg:#0B1B2B; --surface:#12293D; --surface-2:#0F2234;
  --ink:#EAF1F6; --muted:#8CA6B8;
  --accent:#2A9778; --accent-deep:#223A5B; --line:#1E3A52;
  --wrap:min(1520px,90vw); --sm:10px; --md:20px; --lg:40px; --xl:104px;
  --r-sm:4px; --r-md:10px;
  --font-h:'Sora',sans-serif; --font-b:'Archivo',sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-b);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-h);font-weight:700;line-height:1.06;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.4vw,4.1rem);letter-spacing:-.02em}
h2{font-size:clamp(1.8rem,3.4vw,2.8rem);letter-spacing:-.015em}
h3{font-size:1.15rem}
p{margin:0 0 1rem;max-width:62ch}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px;width:100%}
.muted{color:var(--muted)}
.accent-word{color:var(--accent)}
.eyebrow{font-family:var(--font-b);font-weight:600;text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;color:var(--accent);margin:0 0 1rem}
.skip{position:absolute;left:-999px}.skip:focus{left:24px;top:12px;position:fixed;background:var(--accent);color:#04121c;padding:8px 14px;border-radius:var(--r-sm);z-index:200}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#04121c;font-family:var(--font-h);font-weight:600;font-size:.95rem;padding:13px 24px;border-radius:var(--r-sm);border:none;cursor:pointer;transition:transform .18s ease,background .18s ease}
.btn:hover{background:#31ab88;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--surface);border-color:var(--accent);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:.85rem}
.btn-full{width:100%;padding:15px;font-size:1rem;margin-top:8px}

/* hero */
.hero{position:relative;overflow:hidden;padding:clamp(60px,9vw,110px) 0 clamp(70px,9vw,120px);border-bottom:1px solid var(--line)}
.hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.16;mask-image:radial-gradient(ellipse 90% 70% at 30% 40%,#000 40%,transparent 100%)}
.hero-wires{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero-wires .wire{opacity:.55}
.hero-wires .wire-live{stroke:var(--accent);opacity:.85;stroke-dasharray:6 10;filter:drop-shadow(0 0 4px rgba(42,151,120,.5))}
.js .hero-wires .wire-live{animation:dash 3.4s linear infinite}
@keyframes dash{to{stroke-dashoffset:-160}}
.hero-wires .nodes circle{filter:drop-shadow(0 0 5px rgba(42,151,120,.6))}
.js .hero-wires .nodes circle{animation:pulse 2.6s ease-in-out infinite}
.hero-wires .nodes circle:nth-child(2){animation-delay:.6s}
.hero-wires .nodes circle:nth-child(3){animation-delay:1.2s}
.hero-wires .nodes circle:nth-child(4){animation-delay:1.8s}
@keyframes pulse{0%,100%{opacity:.5}50%{opacity:1}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .9fr;gap:56px;align-items:center}
.hero-copy h1{margin-bottom:.4em}
.lede{font-size:1.12rem;color:#c4d4e0;max-width:52ch}
.hero-cta{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.hero-panel{background:linear-gradient(160deg,var(--surface),var(--surface-2));border:1px solid var(--line);border-radius:var(--r-md);padding:26px}
.gauge{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:6px}
.gauge-label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin-bottom:8px}
.gauge-value{font-family:var(--font-h);font-weight:800;font-size:3.1rem;line-height:1;color:var(--ink)}
.gauge-value small{font-size:1rem;color:var(--accent);margin-left:6px;font-weight:600}
.gauge-bar{height:5px;background:var(--surface-2);border-radius:99px;margin-top:16px;overflow:hidden}
.gauge-bar span{display:block;height:100%;width:88%;background:linear-gradient(90deg,var(--accent-deep),var(--accent));border-radius:99px}
.spec-row{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.spec-row:last-child{border-bottom:none}
.spec-row span{color:var(--muted)}
.spec-row b{font-family:var(--font-h);font-weight:600}

/* trust strip */
.strip{background:var(--surface-2);border-bottom:1px solid var(--line)}
.strip-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:36px 24px}
.stat b{display:block;font-family:var(--font-h);font-weight:800;font-size:2.3rem;line-height:1;color:var(--ink)}
.stat b small{font-size:1rem;color:var(--accent);font-weight:600;margin-left:2px}
.stat span{font-size:.86rem;color:var(--muted);margin-top:6px;display:block}

/* sections */
.section{padding:var(--xl) 0}
.section-alt{background:var(--surface-2)}
.section-head{max-width:640px;margin-bottom:48px}
.lede-narrow{font-size:1.05rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.badge-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.badge{background:var(--surface);padding:26px 24px;position:relative}
.badge .node{position:absolute;top:26px;left:24px;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px rgba(42,151,120,.6)}
.badge h3{padding-left:22px;margin-bottom:.4em}
.badge p{font-size:.9rem;color:var(--muted);margin:0}

/* catalogue */
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.cat-tab{background:var(--surface);border:1px solid var(--line);color:var(--muted);font-family:var(--font-h);font-weight:600;font-size:.92rem;padding:11px 20px;border-radius:var(--r-sm);cursor:pointer;transition:.16s}
.cat-tab:hover{color:var(--ink)}
.cat-tab.is-active{background:var(--accent);color:#04121c;border-color:var(--accent)}
.cat-panel{display:none;animation:fade .3s ease}
.cat-panel.is-active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.spec-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:22px}
.spec-card{background:var(--surface);border:1px solid var(--line);border-left:2px solid var(--accent);border-radius:var(--r-md);padding:22px 24px}
.spec-card h3{margin-bottom:.4em}
.spec-card p{font-size:.92rem;color:var(--muted);margin:0}
.ref-note{font-size:.88rem;color:var(--muted)}
.ref-note a{color:var(--accent);font-weight:600;white-space:nowrap}
.ref-note a:hover{text-decoration:underline}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.svc{background:var(--surface);padding:32px 30px;transition:background .2s}
.svc:hover{background:var(--surface-2)}
.svc h3{margin-bottom:.5em}
.svc p{font-size:.94rem;color:var(--muted);margin:0}

/* rfq */
.section-rfq{position:relative;background:var(--surface-2);padding-top:0}
.rfq-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;padding-top:var(--xl);align-items:start}
.rfq-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:30px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.rfq-form label{display:block;font-size:.82rem;color:var(--muted);font-weight:500;margin-bottom:16px}
.rfq-form input,.rfq-form textarea{width:100%;margin-top:7px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-sm);color:var(--ink);font-family:var(--font-b);font-size:.95rem;padding:11px 13px;transition:border-color .16s,box-shadow .16s}
.rfq-form input:focus,.rfq-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(42,151,120,.18)}
.rfq-form input[type=file]{padding:9px;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{margin:14px 0 0;font-size:.9rem;min-height:1.2em}
.form-msg.ok{color:var(--accent)}
.form-msg.err{color:#e0796b}

/* wire divider */
.wire-divider{height:2px;width:100%;background:repeating-linear-gradient(90deg,var(--line) 0 22px,transparent 22px 30px);position:relative}
.wire-divider::before,.wire-divider::after{content:"";position:absolute;top:50%;width:7px;height:7px;border-radius:50%;background:var(--accent);transform:translateY(-50%);box-shadow:0 0 8px rgba(42,151,120,.6)}
.wire-divider::before{left:18%}.wire-divider::after{right:24%}

/* voltage ladder */
.cat-split{display:grid;grid-template-columns:240px 1fr;gap:36px;align-items:center;margin-bottom:22px}
.ladder{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px 16px 14px;align-self:stretch;display:flex;flex-direction:column;justify-content:center}
.ladder-svg{width:100%;height:auto;overflow:visible}
.ladder-svg .lv{fill:var(--ink);font-family:var(--font-h);font-weight:700;font-size:14px}
.ladder-svg .lk{fill:var(--muted);font-family:var(--font-b);font-size:11px}
.ladder-svg .node-top{filter:drop-shadow(0 0 5px rgba(42,151,120,.7))}
.js .ladder-svg .rung circle{animation:pulse 2.6s ease-in-out infinite}
.js .ladder-svg .rung:nth-child(3) circle{animation-delay:.5s}
.js .ladder-svg .rung:nth-child(4) circle{animation-delay:1s}
.js .ladder-svg .rung:nth-child(5) circle{animation-delay:1.5s}
.ladder-cap{display:block;text-align:center;font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin-top:10px}
.spec-cards-narrow{grid-template-columns:1fr 1fr;margin-bottom:0}

/* Typography scale */
body{font-size:17px;line-height:1.7;letter-spacing:.002em;text-rendering:optimizeLegibility;font-feature-settings:"kern" 1,"liga" 1,"calt" 1}
h1,h2,h3,h4{text-wrap:balance;font-feature-settings:"kern" 1,"ss01" 1}
h1{font-weight:800;line-height:1.02;letter-spacing:-.028em;font-size:clamp(2.5rem,5vw,4rem)}
h2{font-weight:700;line-height:1.08;letter-spacing:-.018em;font-size:clamp(1.9rem,3vw,2.9rem)}
h3{font-weight:600;font-size:1.2rem;line-height:1.28;letter-spacing:-.008em}
h4{font-weight:600;letter-spacing:-.005em}
p{max-width:64ch;text-wrap:pretty;margin-bottom:1.2rem}
.lede{line-height:1.6;letter-spacing:-.006em;font-weight:400;font-size:clamp(1.05rem,1.4vw,1.2rem);max-width:60ch}
.eyebrow{font-size:.7rem;letter-spacing:.2em;font-weight:600}
.section-head,.sec-intro{max-width:680px;margin-bottom:52px}
.section-head h2,.sec-intro h2{margin-bottom:.35em}
.section-head .lede-narrow,.section-head .muted,.sec-intro p{max-width:60ch}
.gauge-value,.stat b,.v2stat b,.spec-row b,.ladder-svg text,.v2stat small,.stat b small{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.btn{letter-spacing:.005em}
.spec-card p,.svc p,.badge p{line-height:1.6;letter-spacing:.003em}
.spec-card h3,.svc h3{letter-spacing:-.01em}

/* title-case site */
h1,h2,h3,h4,
.pcard-body h3,.spec-card h3,.svc h3,.badge h3,.silo-link h3,.lcard h3,
.prod-lead h2,.feature-list h3,.app-chip,.sl-eyebrow,
.footer-col h4,.cat-count,.section-head h2,.sec-intro h2{text-transform:capitalize}
.eyebrow,.pcard-tag,.prod-badge,.cat-count{text-transform:uppercase}

/* Spacing rhythm */
.section,.v2band{padding:clamp(72px,8vw,120px) 0}
.spec-table th,.spec-table td{padding:17px 18px}
.pcard-body{padding:26px 26px 28px}
.feature-list .fl-item{padding:26px 26px 26px 50px}
.breadcrumb{margin-bottom:24px}
.hero-meta{margin-top:32px}
.page-hero .lede{margin-bottom:26px}
.subnav{margin-top:24px}
.pcard-body h3,.lcard h3,.spec-card h3,.svc h3,.silo-link h3{line-height:1.3}

/* Responsive breakpoints */
@media(min-width:601px) and (max-width:1024px){
  .product-grid,.product-grid.cols-4{grid-template-columns:1fr 1fr;gap:20px}
  .silo-links{grid-template-columns:1fr 1fr}
  .svc-grid,.badge-grid{grid-template-columns:1fr 1fr}
  .v2stats{grid-template-columns:1fr 1fr;gap:32px 24px}
  .rfq-grid,.two-col,.lead-row,.detail-split,.prod-hero-split{grid-template-columns:1fr;gap:40px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-panel{max-width:480px}
}
@media(max-width:900px){
  .wrap{padding:0 20px}
  .hero-inner,.two-col,.rfq-grid{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:420px}
  .strip-inner{grid-template-columns:1fr 1fr;gap:28px 20px}
  .badge-grid,.spec-cards,.svc-grid{grid-template-columns:1fr}
  .cat-split{grid-template-columns:1fr;gap:20px}
  .spec-cards-narrow{grid-template-columns:1fr}
  .ladder{max-width:300px}
  .field-row{grid-template-columns:1fr}
  
  
}
@media(max-width:600px){
  .section,.v2band{padding:56px 0}
  h1{font-size:clamp(2rem,8.5vw,2.6rem)}
  h2{font-size:clamp(1.55rem,6.5vw,2rem)}
  .lede{font-size:1.02rem}
  .hero-cta .btn{width:100%;text-align:center}
  .subnav a{padding:11px 16px;font-size:.9rem}
  .breadcrumb{flex-wrap:wrap;row-gap:4px}
  .spec-table th{width:46%}
  .cta-actions .btn{width:100%;text-align:center}
  .v2hero-ticker .ticker-track span{font-size:.74rem}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}

/* Page preloader */
#bayan-loader{position:fixed;inset:0;z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;background:var(--bg);transition:opacity .6s ease,visibility .6s ease}
#bayan-loader.done{opacity:0;visibility:hidden;pointer-events:none}
#bayan-loader .bl-logo{width:60px;height:auto;animation:bl-pulse 1.6s ease-in-out infinite}
@keyframes bl-pulse{0%,100%{opacity:.55;transform:scale(.97)}50%{opacity:1;transform:scale(1)}}
#bayan-loader .bl-bar{width:150px;height:2px;background:var(--line);border-radius:2px;overflow:hidden;position:relative}
#bayan-loader .bl-bar i{position:absolute;left:0;top:0;height:100%;width:40%;background:linear-gradient(90deg,var(--accent-deep),var(--accent));border-radius:2px;animation:bl-run 1.1s ease-in-out infinite}
@keyframes bl-run{0%{left:-40%}100%{left:100%}}
@media(prefers-reduced-motion:reduce){#bayan-loader .bl-logo,#bayan-loader .bl-bar i{animation:none}#bayan-loader .bl-bar i{left:0;width:100%}}

/* Scroll reveal — opacity + transform only, never layout properties */
.js .reveal{opacity:0;transform:translateY(18px);will-change:opacity,transform}
.js .reveal.in{opacity:1;transform:none;transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
@media(prefers-reduced-motion:reduce){.js .reveal,.js .reveal.in{opacity:1;transform:none;transition:none}}