/* Wasel — extracted styles */
:root {
    /* colour tokens live in theme.css */
        /* visible page grid: the frame, its rails and its rules */
        --frame-max: 80rem;
        --frame-inset: 32px;      /* rails sit this far inside the frame */
        --frame-gutter: 32px;     /* content sits this far inside the rails */

        --r: 2px;
        --r-4: 4px;
        --r-8: 8px;
        --r-12: 12px;
        --r-pill: 999px;

        --ease-zetr: cubic-bezier(.16, 1, .3, 1);
        --dur-fast: .4s;
        --dur: .55s;
        --dur-slow: .9s;
        --stagger: 80ms;

        --blur-header: blur(18px);
        --blur-drawer: blur(14px);
        --blur-modal: blur(10px);
        --blur-scrim: blur(5px);

        --wrap: 1240px;
        --gutter: 32px;
        --gutter-sm: 20px;
        --header-h: 96px;
        --header-h-sm: 72px;
        --sec-pad: 84px;
        --sec-pad-sm: 60px;

        --z-header: 60;
        --z-sticky-buy: 70;
        --z-bot: 9500;
        --z-flying: 9998;
        --z-mobile-drawer: 9990;
        --z-cart-scrim: 10040;
        --z-cart: 10050;
        --z-toast: 10060;
        --z-modal: 10100;

        --font: 'Samarqand', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

}

    html { background-color: var(--bg-base); scroll-padding-top: 80px; }
    @media (min-width: 1024px) { html { scroll-padding-top: 112px; } }
    html:has(body.wcart-open), html:has(body.nav-open), html:has(body.modal-open) { overflow: hidden; }
    html, body { overflow-x: clip; }
    @supports not (overflow-x: clip) {
      html, body { overflow-x: hidden; }
    }

    html, body {
      font-family: 'Samarqand', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
      background-color: var(--bg-base);
      background-image: radial-gradient(circle at 0px 0px, var(--grid-dot) 1.25px, transparent 1.25px);
      background-size: 32px 32px;
      background-position: calc(50% + 0.5px) 0px;
      color: rgb(var(--fg-rgb));
      letter-spacing: -0.045em;
    }
    body, body * { font-family: inherit; }
    h1, h2, h3 { text-wrap: balance; }
    p { text-wrap: pretty; }
    input, select, textarea, input.text-xs, select.text-xs, textarea.text-xs { font-size: 16px !important; }

    .font-mono, code, kbd, samp, pre {
      font-family: 'Samarqand', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace !important;
                                                                                                           
      font-variant-numeric: proportional-nums;
    }

    [class*="rounded-[2px]"] { border-radius: 4px !important; }

    .icon {
      display: inline-block;
      width: 22px; height: 22px;
      fill: currentColor;
      flex-shrink: 0;
      vertical-align: middle;
      transition: color var(--dur-fast) var(--ease-zetr), opacity var(--dur-fast) var(--ease-zetr), filter var(--dur-fast) var(--ease-zetr);
    }
    .icon-14 { width: 14px; height: 14px; }
    .icon-16 { width: 16px; height: 16px; }
    .icon-18 { width: 18px; height: 18px; }
    .icon-20 { width: 20px; height: 20px; }
    .icon-22 { width: 22px; height: 22px; }
    .icon-24 { width: 24px; height: 24px; }
    .icon-28 { width: 28px; height: 28px; }
    .icon-48 { width: 48px; height: 48px; }
    .icon-line { fill: none !important; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

    .text-\[10px\] { font-size: 12.5px !important; }
    .text-\[11px\] { font-size: 12.5px !important; }
    .text-xs  { font-size: 0.78125rem !important; }
    .text-sm  { font-size: 0.88rem !important; }
    .text-base{ font-size: 1rem    !important; }
    .text-lg  { font-size: 1.125rem !important; }

    .fa-leading-loose    { line-height: 2.35 !important; }
    .fa-leading-relaxed  { line-height: 2.1 !important; }
    .fa-leading-tight    { line-height: 1.65 !important; letter-spacing: -0.045em; }

    h1, h2, h3, h4 { letter-spacing: -0.055em; }

    .section-title {
      font-size: clamp(1.95rem, 3.9vw, 2.9rem) !important;
      font-weight: 800 !important;
      letter-spacing: -.075em !important;
      line-height: 1.32 !important;
      color: rgb(var(--fg-rgb)) !important;
      margin: 0;
    }
    .section-title--hero {
      font-size: clamp(2.5rem, 6vw, 4.5rem) !important;
      font-weight: 900 !important;
      letter-spacing: -.055em !important;
      line-height: 1.18 !important;
    }
    .section-kicker {
      font-size: .78125rem;
      font-weight: 800;
      letter-spacing: -.03em;
      color: var(--wasel-blue);
      margin-bottom: 1rem;
      display: block;
    }
    .section-lede {
      font-size: clamp(.95rem, 1.2vw, 1.05rem) !important;
      line-height: 2.05 !important;
      color: var(--t-62) !important;
      font-weight: 500;
      letter-spacing: -.045em;
      max-width: 42rem;
      margin-top: 1.1rem;
    }

    .product-title {
      font-size: 1.28rem !important;
      font-weight: 800 !important;
      line-height: 1.45 !important;
      letter-spacing: -.065em !important;
      color: rgb(var(--fg-rgb));
      margin-bottom: .35rem;
      transition: color .35s var(--ease-zetr);
    }
    .product-model {
      font-family: 'Samarqand', monospace;
      font-size: .8rem;
      font-weight: 700;
      letter-spacing: -.01em;
      color: var(--wasel-blue);
      text-transform: uppercase;
      margin-bottom: .9rem;
      display: block;
    }
    .product-card:hover .product-title { color: var(--wasel-blue) !important; }

                                          
    .prod-link { color: inherit; text-decoration: none; }
    .product-detail-link { position: absolute; inset: 0; z-index: 5; }
    .product-detail-link:focus-visible { outline: 2px solid var(--wasel-blue); outline-offset: 3px; }
    a[href]:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 2px solid var(--wasel-blue);
      outline-offset: 3px;
      border-radius: 4px;
    }

    .skip-link {
      position: fixed; top: -100px; right: 1rem;
      z-index: 10000; padding: .75rem 1.25rem;
      background: var(--wasel-blue); color: rgb(var(--bg-rgb));
      font-weight: 800; font-size: .85rem;
      border-radius: 4px;
      box-shadow: 0 8px 30px rgba(var(--blue-rgb),.5);
      transition: top var(--dur-fast) var(--ease-zetr);
    }
    .skip-link:focus { top: 1rem; }

    .text-zinc-500 { color: rgb(var(--zinc-400)) !important; }
    .text-zinc-600 { color: rgb(var(--zinc-400)) !important; }
    .font-normal { font-weight: 500 !important; }

    .arch-nav {
      position: sticky; top: 0; z-index: 50;
      height: 96px;
      background: linear-gradient(180deg, rgba(3, 7, 18, 0.96) 0%, rgba(3, 7, 18, 0.6) 65%, transparent 100%) !important;
      -webkit-backdrop-filter: none !important;
      backdrop-filter: none !important;
      border-bottom: none !important;
    }
    .arch-nav > div {
      height: 100%;
      padding-inline: calc(var(--frame-inset) + var(--frame-gutter));
    }
    .arch-nav nav {
      display: none !important;
    }
    @media (min-width: 1024px) {
      .arch-nav nav {
        display: flex !important;
        align-items: stretch;
        height: 100%;
      }
    }
    .arch-nav nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      height: 100%;
      padding-inline: 0.25rem;
      color: var(--t-62);
      transition: color var(--dur-fast) var(--ease-zetr);
    }
    .arch-nav nav a:hover {
      color: rgb(var(--fg-rgb)) !important;
    }
    .arch-nav nav a::after {
      content: "";
      position: absolute;
      right: 0;
      left: 0;
      bottom: -1px; /* aligns directly ON the global horizontal border-bottom line! */
      height: 2px;
      background: var(--wasel-blue);
      box-shadow: 0 0 10px rgba(var(--blue-rgb),0.95), 0 -1px 4px rgba(var(--blue-rgb),0.6);
      transform: scaleX(0);
      transform-origin: center;
      opacity: 0;
      transition: transform var(--dur) var(--ease-zetr), opacity var(--dur) var(--ease-zetr);
    }
    .arch-nav nav a:hover::after {
      transform: scaleX(0.7);
      opacity: 0.6;
    }
    .arch-nav nav a.is-active {
      color: rgb(var(--fg-rgb)) !important;
    }
    .arch-nav nav a.is-active::after {
      transform: scaleX(1);
      opacity: 1;
      background: var(--wasel-blue);
    }

    #mobile-drawer, .mobile-drawer {
      overscroll-behavior: contain;
      position: fixed; inset: 0; z-index: 9999;
      background: rgba(var(--bg-rgb),.78);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      opacity: 0; visibility: hidden; pointer-events: none;
      transition: opacity .35s var(--ease-zetr), visibility 0s linear .35s;
    }
    #mobile-drawer.is-open, .mobile-drawer.is-open {
      opacity: 1; visibility: visible; pointer-events: auto;
      transition: opacity .35s var(--ease-zetr), visibility 0s;
    }
    #mobile-drawer .drawer-panel, .mobile-drawer .drawer-panel {
      position: absolute; top: 0; right: 0; height: 100%;
      width: min(86vw, 360px);
      padding: 1.5rem 1.25rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
      background: linear-gradient(180deg, var(--surface-2) 0%, rgb(var(--bg-rgb)) 100%);
      border-left: 1px solid rgba(var(--blue-rgb),.2);
      box-shadow: -20px 0 60px rgba(0,0,0,.75);
      transform: translateX(100%);
      transition: transform .42s cubic-bezier(.16, 1, .3, 1);
      overflow-y: auto; display: flex; flex-direction: column;
    }
    #mobile-drawer.is-open .drawer-panel, .mobile-drawer.is-open .drawer-panel {
      transform: translateX(0);
    }
    .drawer-head {
      display: flex; align-items: center; justify-content: space-between;
      padding-bottom: 1.25rem;
      margin-bottom: 0.5rem;
      border-bottom: 1px solid rgba(var(--fg-rgb),.07);
    }
    .drawer-close {
      background: none; border: 0; padding: 8px; color: var(--t-72);
      cursor: pointer; display: grid; place-items: center; border-radius: 6px;
      transition: color .25s, background .25s;
    }
    .drawer-close:hover { color: rgb(var(--fg-rgb)); background: rgba(var(--fg-rgb),.08); }
    .drawer-nav {
      display: flex; flex-direction: column; gap: 2px;
      flex: 1 1 auto;
    }
    .drawer-link, #mobile-drawer .drawer-panel a.mobile-nav-link {
      display: flex; align-items: center; justify-content: space-between;
      padding: 14px 10px;
      border-bottom: 1px solid rgba(var(--fg-rgb),.06);
      color: var(--t-78); font-weight: 700; font-size: 0.95rem; letter-spacing: -.035em;
      border-radius: 4px;
      transition: color var(--dur-fast) var(--ease-zetr), background var(--dur-fast) var(--ease-zetr), padding-inline-start var(--dur-fast) var(--ease-zetr);
    }
    .drawer-link:hover, #mobile-drawer .drawer-panel a.mobile-nav-link:hover {
      color: rgb(var(--fg-rgb)); background: rgba(var(--blue-rgb),.06); padding-inline-start: 16px;
    }
    .drawer-link.is-active, .drawer-link.is-current, #mobile-drawer .drawer-panel a.mobile-nav-link.is-active {
      color: var(--wasel-blue); background: rgba(var(--blue-rgb),.08); border-bottom-color: rgba(var(--blue-rgb),.3);
    }
    .drawer-cta {
      margin-top: 1.5rem;
      padding: 14px 18px;
      background: var(--btn-primary-bg); color: var(--btn-primary-fg);
      border-radius: var(--r); font-size: 0.9rem; font-weight: 800;
      display: flex; align-items: center; justify-content: center; gap: 8px;
      letter-spacing: -.035em;
      transition: background .25s var(--ease-zetr);
    }
    .drawer-cta:hover { filter: brightness(1.08); }
    @media (min-width: 1024px) {
      #mobile-drawer, .mobile-drawer { display: none !important; }
    }

    ::-webkit-scrollbar { width: 5px; }
    ::-webkit-scrollbar-track { background: var(--bg-base); }
    ::-webkit-scrollbar-thumb { background: rgba(var(--fg-rgb),.18); border-radius: 4px; }
    ::-webkit-scrollbar-thumb:hover { background: rgba(var(--fg-rgb),.3); }

    .clear-space-section { padding-top: 11.5rem; padding-bottom: 11.5rem; }
    @media (max-width: 1024px) {
      .clear-space-section { padding-top: 8.5rem; padding-bottom: 8.5rem; }
    }
    @media (max-width: 640px) {
      .clear-space-section { padding-top: 6.5rem; padding-bottom: 6.5rem; }
    }

    /* ---------- Möbius hero: the unbroken circuit ---------- */
    #mobius-hero {
      position: absolute; z-index: 1; pointer-events: none;
      inset: auto !important;
      /* Centered with colossal megalophobia proportions */
      top: calc(45vh - 97px - min(66vw, 54vh)) !important; left: 50% !important;
      width: min(138vw, 112vh) !important; height: min(138vw, 112vh) !important;
      max-width: none !important; max-height: none !important;
      transform: translateX(-50%) !important;
      opacity: 0.65 !important;
      overflow: visible !important;
    }
    #mobius-hero canvas { width: 100% !important; height: 100% !important; }
    @media (max-width: 640px) {
      #mobius-hero {
        top: calc(42vh - 80vw) !important;
        width: 160vw !important;
        height: 160vw !important;
        opacity: .78 !important;
      }
    }

    .wasel-word {
      position: relative; z-index: 20; display: inline-block;
      color: var(--wasel-blue) !important;
      text-shadow: 0 0 6px rgba(var(--blue-rgb),.8), 0 0 18px rgba(var(--blue-rgb),.55), 0 0 38px rgba(var(--blue-rgb),.3);
      transition: color 240ms var(--ease-zetr), text-shadow 240ms var(--ease-zetr), filter 240ms var(--ease-zetr);
    }

    .hero-kicker-short, .hero-lede-short { display: none; }

    /* the hero is now lighter: keep the key stats above the fold */
    #hero { padding-top: 1.5rem; padding-bottom: 1.5rem; }
    .hero-copy { padding-block: 2.5rem !important; }

    /* one clear hero action */
    .hero-cta { display: flex; flex-direction: column; gap: .75rem; width: 100%; max-width: 34rem; }
    @media (min-width: 640px) {
      .hero-cta { width: auto; max-width: none; flex-direction: row; justify-content: center; }
    }
    .hero-cta-btn {
      display: inline-flex; align-items: center; justify-content: center; gap: .75rem;
      min-height: 3.25rem; padding: .9rem 1.25rem; border-radius: 2px; white-space: nowrap;
      font-size: .875rem; font-weight: 800; letter-spacing: -.04em;
      transition: background-color .3s var(--ease-zetr), border-color .3s var(--ease-zetr), color .3s var(--ease-zetr);
    }
    @media (min-width: 640px) {
      .hero-cta-btn { min-width: 14rem; }
    }
    .hero-cta-btn--primary { background: var(--btn-primary-bg); color: var(--btn-primary-fg); border: 1px solid transparent; }
    .hero-cta-btn--primary:hover { filter: brightness(1.08); }
    .hero-cta-btn--secondary {
      background: rgba(255, 255, 255, 0.04);
      color: rgb(var(--fg-rgb));
      border: 1px solid var(--hairline-3);
    }
    .hero-cta-btn--secondary:hover {
      background: var(--b-10);
      border-color: var(--wasel-blue);
      color: var(--wasel-blue);
    }

    /* ---------- hero stats: one ruled row, no more ---------- */
    .hero-stats {
      width: 100%; max-width: 46rem; margin-top: 3rem;
      border-top: 1px solid var(--grid-line);
      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .hero-stat { padding: .9rem .5rem 0; text-align: center; border-inline-start: 1px solid var(--grid-line); }
    .hero-stat:nth-child(odd) { border-inline-start: 0; }
    .hero-stat b {
      display: block; color: rgb(var(--fg-rgb)); font-size: 1.1rem; font-weight: 800;
      letter-spacing: -.04em; font-variant-numeric: proportional-nums;
    }
    .hero-stat span { display: block; margin-top: .25rem; font-size: .78125rem; font-weight: 600; color: var(--t-62); letter-spacing: -.035em; }
    @media (min-width: 768px) {
      .hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
      .hero-stat { border-inline-start: 1px solid var(--grid-line); }
      .hero-stat:first-child { border-inline-start: 0; }
    }

    .wasel-word {
      position: relative; z-index: 20; display: inline-block;
      color: var(--wasel-blue) !important;
      text-shadow: 0 0 8px rgba(var(--blue-rgb),1), 0 0 22px rgba(var(--blue-rgb),.92), 0 0 58px rgba(var(--blue-rgb),.58);
      transition: color 240ms var(--ease-zetr), text-shadow 240ms var(--ease-zetr), filter 240ms var(--ease-zetr);
    }

    /* ---------- unbroken flow line between sections ---------- */
    /* no extra line: the divider between two sections IS the wire the spark runs on */
    .flow-line {
      position: relative;
      height: 1px;
      margin: 0;
      overflow: visible;
    }
    .flow-line::before {
      content: '';
      position: absolute;
      inset: 0;
      background: var(--grid-line);
    }
    .flow-line::after {
      content: '';
      position: absolute;
      top: -1px;
      left: 0;
      width: 220px;
      height: 3px;
      transform: translateX(-240px);
      opacity: 0;
      background: linear-gradient(90deg, transparent, rgba(var(--blue-rgb),.35) 30%, var(--wasel-blue) 62%, var(--wasel-blue-50) 90%, transparent);
      filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.6));
    }
    .flow-line.is-live::after {
      opacity: .95;
      animation: fl-run 3800ms linear infinite;
    }
    @keyframes fl-run {
      from { transform: translateX(-240px); }
      to { transform: translateX(100vw); }
    }

    /* ---------- the page grid, made visible: edge rails + section rules ---------- */
    .grid-rails {
      position: fixed;
      inset: 0;
      z-index: 35;
      pointer-events: none;
    }
    .grid-rails > i {
      position: relative;
      display: block;
      height: 100%;
      max-width: var(--frame-max);
      margin-inline: auto;
    }
    .grid-rails > i::before,
    .grid-rails > i::after {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      width: 1px;
      background: rgba(43, 178, 255, 0.18);
      pointer-events: none;
    }
    .grid-rails > i::before { inset-inline-start: var(--frame-inset); }
    .grid-rails > i::after { inset-inline-end: var(--frame-inset); }

    /* one rule per section boundary; a flow-line already draws its own */
    #main-content > section { position: relative; }
    #main-content > section:not(:first-of-type)::before {
      content: ''; position: absolute; top: 0; height: 1px;
      inset-inline: calc(50% - 50vw); background: var(--grid-line);
    }
    #main-content > .flow-line + section::before { content: none; }

    /* content keeps one gutter of air from the rails; panels may bleed onto them */
    .site-footer { position: relative; }
    .site-footer a { display: inline-flex; align-items: center; min-height: 30px; }
    .site-footer::before {
      content: ''; position: absolute; top: 0; height: 1px;
      inset-inline: calc(50% - 50vw); background: var(--grid-line);
    }
    .site-footer > div { padding-inline: calc(var(--frame-inset) + var(--frame-gutter)); }
    #main-content > section.clear-space-section,
    .trust-bar > div { padding-inline: calc(var(--frame-inset) + var(--frame-gutter)); }
    .frame-bleed { margin-inline: calc(var(--frame-gutter) * -1); }
    .promo-video-frame { width: min(100%, calc(var(--frame-max) - (var(--frame-inset) * 2))); }

    @media (max-width: 1023px) {
      .arch-nav {
        height: 64px !important;
      }
      .arch-nav > div {
        height: 64px !important;
      }
      .arch-nav .brand-logo {
        height: 34px !important;
      }
    }

    @media (max-width: 640px) {
      :root { --frame-inset: 20px; --frame-gutter: 16px; }

      .arch-nav > div {
        padding-inline: var(--frame-inset) !important;
      }

      #hero {
        min-height: calc(100vh - 64px) !important;
        min-height: calc(100svh - 64px) !important;
        padding: 2rem 0 1.5rem !important;
        align-items: stretch !important;
      }
      #hero::after {
        content: '';
        position: absolute; z-index: 2; pointer-events: none;
        inset-inline: 0; bottom: 0; height: 46%;
        background: linear-gradient(to top, rgba(var(--bg-rgb),.94) 0%, rgba(var(--bg-rgb),.62) 48%, rgba(var(--bg-rgb),0) 100%);
      }
      .hero-copy {
        flex: 1 1 auto !important;
        justify-content: center !important;
        padding: 0 var(--frame-inset) !important;
      }
      .hero-kicker {
        margin-bottom: 1.5rem !important;
        padding: 0 !important;
        gap: .6rem !important;
        border: 0 !important;
        background: transparent !important;
        color: var(--t-62) !important;
        font-size: 12.5px !important;
      }
      .hero-kicker-full { display: none !important; }
      .hero-kicker-short { display: inline !important; }
      .section-title--hero {
        max-width: 100%;
        font-size: clamp(1.6rem, 8vw, 2.55rem) !important;
        margin-bottom: 1rem !important;
        line-height: 1.42 !important;
        letter-spacing: -.06em !important;
      }
      .hero-lede {
        max-width: 100% !important;
        margin-bottom: 1.35rem !important;
        font-size: .95rem !important;
        line-height: 1.95 !important;
      }
      .hero-lede-full { display: none !important; }
      .hero-lede-short { display: inline !important; }
      .hero-cta {
        flex-direction: column !important;
        width: 100% !important;
        max-width: 100% !important;
        gap: .4rem !important;
      }
      .hero-cta-btn {
        width: 100% !important;
        min-height: 52px !important;
        padding: 0.8rem 1rem !important;
        font-size: 0.9rem !important;
      }
      .hero-stats {
        max-width: 100% !important;
        margin-top: 1.75rem !important;
      }
      .hero-stat {
        padding: 0.9rem 0.4rem 0 !important;
      }
      .hero-stat:nth-child(2),
      .hero-stat:nth-child(4) { display: none !important; }
      .hero-stat:nth-child(3) { border-inline-start: 1px solid var(--grid-line) !important; }
      .hero-stat b {
        font-size: 1.05rem !important;
      }
      .hero-stat span {
        font-size: 0.78125rem !important;
        line-height: 1.65 !important;
      }

      .product-filters {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: none !important;
        gap: 0.25rem !important;
        margin-bottom: 1.5rem !important;
      }
      .product-filters::-webkit-scrollbar { display: none !important; }
      .prod-filter-btn {
        flex: none !important;
        padding: 0.6rem 0.85rem 0.8rem !important;
        font-size: 0.82rem !important;
        white-space: nowrap !important;
      }

      .product-card {
        padding: 1.25rem 1rem 1.25rem !important;
      }
      .product-visual-wrap {
        height: 180px !important;
        margin-bottom: 1rem !important;
      }
      .pc-foot {
        flex-wrap: wrap !important;
        gap: 0.75rem !important;
      }
      .pc-actions {
        width: 100% !important;
        justify-content: stretch !important;
      }
      .pc-actions .wcart-add,
      .pc-actions .pc-detail {
        flex: 1 1 0 !important;
        justify-content: center !important;
        text-align: center !important;
      }

      .tst-head { margin-bottom: 1.25rem; }

      input, select, textarea {
        font-size: 16px !important;
      }
    }

    @media (min-width: 480px) and (max-width: 640px) {
      .section-title--hero { max-width: 28rem !important; }
      .hero-lede,
      .hero-cta,
      .hero-stats { max-width: 28rem !important; }
    }

    @media (prefers-reduced-motion: reduce) {
      .flow-line.is-live::after { animation: none; opacity: 0; }
      .hc-tail, .hc-head { animation: none !important; stroke-dashoffset: -20; opacity: .4; }
    }

                                                                                                                                                             
    .wasel-bot {
      position: fixed;
      bottom: 3rem;
      left: 3rem;
      z-index: 9500;
      display: block;
      direction: ltr;
      pointer-events: none;
      will-change: transform;
      transform: translate(0, 0);
    }
    @media (max-width: 640px) {
      .wasel-bot { bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px)); left: 1.25rem; }
    }

    .wasel-bot-avatar {
      pointer-events: auto;
      position: relative;
      width: 64px;
      height: 64px;
      border-radius: 50%;
      background: linear-gradient(145deg, var(--surface-1) 0%, rgb(var(--bg-rgb)) 100%);
      border: 1px solid rgba(var(--blue-rgb),.32);
      display: grid;
      place-items: center;
      cursor: pointer;
      overflow: visible;
      box-shadow:
        0 10px 26px rgba(0,0,0,.55),
        0 0 0 1px rgba(var(--blue-rgb),.06),
        inset 0 1px 0 rgba(var(--fg-rgb),.08);
      transition:
        transform .45s var(--ease-zetr),
        box-shadow .45s var(--ease-zetr);
      transform: none;
    }
    .wasel-bot-avatar:hover {
      transform: translateY(-3px) scale(1.06);
      box-shadow:
        0 16px 36px rgba(0,0,0,.6),
        0 0 0 1px rgba(var(--blue-rgb),.22),
        0 0 26px rgba(var(--blue-rgb),.28),
        inset 0 1px 0 rgba(var(--fg-rgb),.12);
    }

    .wasel-bot-avatar-glow {
      position: absolute;
      inset: -4px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(var(--blue-rgb),.28), transparent 68%);
      animation: wasel-bot-glow 3.2s ease-in-out infinite;
      pointer-events: none;
      z-index: -1;
    }
    @keyframes wasel-bot-glow {
      0%, 100% { opacity: .5; transform: scale(1); }
      50%      { opacity: 1; transform: scale(1.08); }
    }

    .wasel-bot-face {
      width: 36px;
      height: 36px;
      display: block;
      position: relative;
      z-index: 1;
      overflow: visible;
    }
    .wasel-bot-eye-track { will-change: transform; }
    .wasel-bot-eye {
      fill: var(--wasel-blue-200);
      transform-origin: center;
      transform-box: fill-box;
      animation: wasel-bot-blink 5s ease-in-out infinite;
    }
    .wasel-bot-eye--d1 { animation-delay: 0s; }
    .wasel-bot-eye--d2 { animation-delay: .08s; }
    @keyframes wasel-bot-blink {
      0%, 90%, 100% { transform: scaleY(1); }
      93%, 96%      { transform: scaleY(.15); }
    }
    .wasel-bot-mouth {
      fill: var(--wasel-blue);
      opacity: .7;
      transform-origin: center;
      transform-box: fill-box;
      animation: wasel-bot-talk 4s ease-in-out infinite;
    }
    @keyframes wasel-bot-talk {
      0%, 100% { transform: scaleX(1); }
      50%      { transform: scaleX(1.15); }
    }

    .wasel-bot-label {
      position: absolute;
      top: calc(100% + 9px);
      left: 50%;
      transform: translateX(-50%);
      padding: .18rem .6rem;
      background: rgba(var(--bg-rgb),.9);
      border: 1px solid rgba(var(--blue-rgb),.22);
      border-radius: 999px;
      font-family: 'Samarqand', monospace;
      font-size: .78125rem;
      font-weight: 800;
      letter-spacing: .14em;
      color: rgba(var(--blue-rgb),.9);
      text-transform: uppercase;
      white-space: nowrap;
      pointer-events: none;
      -webkit-backdrop-filter: blur(8px);
      backdrop-filter: blur(8px);
      line-height: 1.6;
    }

    .wasel-bot-bubble {
      pointer-events: none;
      position: absolute;
      bottom: calc(100% + 14px);
      left: 10px;
      min-width: 180px;
      max-width: 320px;
      padding: .85rem 1.15rem;
      background: rgb(var(--fg-rgb));
      border: 1px solid rgb(var(--fg-rgb));
      border-radius: 16px;
      font-size: .92rem;
      font-weight: 700;
      color: rgb(var(--bg-rgb));
      line-height: 1.8;
      direction: rtl;
      text-align: right;
      letter-spacing: -0.03em;
      box-shadow:
        0 14px 34px rgba(0,0,0,.5),
        0 0 26px rgba(var(--blue-rgb),.22);

      opacity: 0;
      transform: translate(-12px, 10px) scale(.82);
      transform-origin: left bottom;
      transition:
        opacity .42s cubic-bezier(.16, 1, .3, 1),
        transform .58s cubic-bezier(.16, 1, .3, 1),
        border-color .4s var(--ease-zetr),
        box-shadow .4s var(--ease-zetr);
      will-change: opacity, transform;
    }
    .wasel-bot-bubble.is-visible {
      opacity: 1;
      transform: translate(0, 0) scale(1);
      pointer-events: auto;
      cursor: pointer;
    }
    .wasel-bot-bubble.is-visible:hover {
      border-color: rgb(var(--fg-rgb));
      box-shadow:
        0 18px 40px rgba(0,0,0,.55),
        0 0 34px rgba(var(--blue-rgb),.34);
    }

    .wasel-bot-bubble::after {
      content: "";
      position: absolute;
      bottom: -5px;
      left: 16px;
      width: 10px;
      height: 10px;
      background: rgb(var(--fg-rgb));
      border-right: 1px solid rgb(var(--fg-rgb));
      border-bottom: 1px solid rgb(var(--fg-rgb));
      transform: rotate(45deg);
      border-radius: 0 0 2px 0;
    }

    .wasel-bot-message { display: block; color: rgb(var(--bg-rgb)); }
    .wasel-bot-message.is-in { animation: wasel-msg-in .5s var(--ease-zetr) both; }
    @keyframes wasel-msg-in {
      from { opacity: 0; transform: translateY(8px); filter: blur(5px); }
      to   { opacity: 1; transform: none; filter: blur(0); }
    }

                                                              
    .wasel-bot-panel {
      pointer-events: none;
      position: absolute;
      bottom: calc(100% + 16px);
      left: 0;
      width: 320px;
      max-height: min(58vh, 460px);
      display: flex;
      flex-direction: column;
      gap: 4px;
      padding: 14px;
      background: rgba(var(--bg-rgb),.96);
      border: 1px solid rgba(var(--blue-rgb),.24);
      border-radius: 18px;
      direction: rtl;
      text-align: right;
      overflow: hidden;
      -webkit-backdrop-filter: blur(18px);
      backdrop-filter: blur(18px);
      box-shadow:
        0 24px 60px rgba(0,0,0,.6),
        0 0 30px rgba(var(--blue-rgb),.1),
        inset 0 1px 0 rgba(var(--fg-rgb),.05);
      opacity: 0;
      visibility: hidden;
      transform: translateY(14px) scale(.94);
      transform-origin: left bottom;
      transition:
        opacity .34s var(--ease-zetr),
        transform .48s var(--ease-zetr),
        visibility 0s linear .48s;
    }
    .wasel-bot-panel.is-open {
      opacity: 1; transform: none; pointer-events: auto; visibility: visible;
      transition:
        opacity .34s var(--ease-zetr),
        transform .48s var(--ease-zetr),
        visibility 0s linear 0s;
    }
    .wasel-bot-head {
      display: flex; align-items: center; gap: 8px;
      padding: 2px 4px 12px;
      border-bottom: 1px solid rgba(var(--fg-rgb),.07);
    }
    .wasel-bot-head b { color: rgb(var(--fg-rgb)); font-size: .9rem; font-weight: 800; }
    .wasel-bot-head i { color: var(--t-62); font-size: .82rem; font-style: normal; font-weight: 600; letter-spacing: -.03em; }
    .wasel-bot-close {
      margin-inline-start: auto; background: none; border: 0; padding: 6px;
      color: rgba(var(--fg-rgb),.5); cursor: pointer; border-radius: 8px;
      display: grid; place-items: center;
      transition: color .3s var(--ease-zetr), background .3s var(--ease-zetr);
    }
    .wasel-bot-close:hover { color: rgb(var(--fg-rgb)); background: rgba(var(--fg-rgb),.07); }
    .wasel-bot-log {
      list-style: none; margin: 0; padding: 12px 4px 4px;
      display: flex; flex-direction: column; gap: 8px;
      min-height: 0; overflow-y: auto; scrollbar-width: thin;
    }
    .wasel-bot-item {
      width: 100%; display: flex; align-items: center; gap: 10px;
      padding: .6rem .75rem; text-align: right; cursor: pointer;
      background: rgba(var(--bg-rgb),.9);
      border: 1px solid rgba(var(--blue-rgb),.16);
      border-radius: 12px;
      color: rgb(var(--fg-rgb)); font-size: .8rem; font-weight: 600; line-height: 1.75;
      font-family: inherit;
      animation: wasel-bot-item-in .42s var(--ease-zetr) both;
      transition:
        border-color .3s var(--ease-zetr),
        background .3s var(--ease-zetr),
        transform .3s var(--ease-zetr);
    }
    .wasel-bot-item:hover, .wasel-bot-item:focus-visible {
      border-color: rgba(var(--blue-rgb),.5);
      background: rgba(var(--blue-rgb),.09);
      transform: translateY(-1px);
    }
    .wasel-bot-item em { display: block; font-style: normal; font-size: .84rem; font-weight: 700; }
    .wasel-bot-item small { display: block; color: var(--wasel-blue); font-size: .82rem; font-weight: 700; letter-spacing: -.035em; }
    .wasel-bot-item .arrow { width: 15px; height: 15px; flex: none; margin-inline-start: auto; fill: rgba(var(--blue-rgb),.7); transform: rotate(180deg); }
    @keyframes wasel-bot-item-in {
      from { opacity: 0; transform: translateY(10px); }
      to   { opacity: 1; transform: none; }
    }

    @media (max-width: 640px) {
      .wasel-bot-avatar { width: 52px; height: 52px; }
      .wasel-bot-face { width: 28px; height: 28px; }
      .wasel-bot-bubble {
        max-width: calc(100vw - 3rem);
        font-size: .82rem;
        padding: .7rem .95rem;
        left: 4px;
      }
      .wasel-bot-label { display: none; }
      .wasel-bot-panel { width: calc(100vw - 2.5rem); max-height: 60vh; left: 0; bottom: calc(100% + 10px); }
    }

    @media (prefers-reduced-motion: reduce) {
      .wasel-bot { transition: none !important; }
      .wasel-bot-avatar-glow,
      .wasel-bot-eye,
      .wasel-bot-mouth { animation: none !important; }
      .wasel-bot-bubble { transition: opacity .3s ease !important; transform: none !important; }
      .wasel-bot-bubble.is-visible { transform: none !important; }
      .wasel-bot-message.is-in,
      .wasel-bot-item { animation: none !important; }
      .wasel-bot-panel { transition: opacity .25s ease !important; transform: none !important; }
      .wasel-bot-panel.is-open { transform: none !important; }
    }

    .workflow-grid { position: relative; }
    .workflow-illustration {
      height: 7rem;
      display: flex; align-items: center; justify-content: center;
      color: var(--wasel-blue-700);
      transition: color var(--dur) var(--ease-zetr), filter var(--dur) var(--ease-zetr), transform var(--dur) var(--ease-zetr);
    }
    .workflow-illustration svg { width: 5.5rem; height: 5.5rem; overflow: visible; }
    .workflow-illustration svg * { stroke-width: 1.8 !important; vector-effect: non-scaling-stroke; }
    .workflow-illustration .soft-line { stroke: rgba(var(--blue-rgb),.34) !important; stroke-width: 1.2 !important; }
    .workflow-illustration .main-line { stroke: currentColor !important; stroke-width: 2 !important; }

    @keyframes workflow-flicker {
      0%, 100% { opacity: .78; }
      50%      { opacity: 1; }
    }

    @media (hover: hover) and (pointer: fine) {
      .workflow-card:hover .workflow-illustration,
      .sector-card:hover .workflow-illustration {
        color: var(--wasel-blue-700);
        filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.9)) drop-shadow(0 0 18px rgba(var(--blue-rgb),.6));
        transform: translateY(-2px) scale(1.035);
      }
      .workflow-card:hover .workflow-illustration svg,
      .sector-card:hover .workflow-illustration svg { animation: workflow-flicker 2.6s ease-in-out infinite; }
    }

    .sector-card .workflow-illustration { height: auto; padding: 1.25rem 0 1rem; color: var(--wasel-blue-700); }
    .sector-card .workflow-illustration svg { width: 4rem; height: 4rem; fill: none; stroke: currentColor; overflow: visible; }
    .sector-card .workflow-illustration svg * { stroke-width: 1.5 !important; }
    @media (max-width: 640px) {
      .sector-card .workflow-illustration svg { width: 3.25rem; height: 3.25rem; }
    }

    #cursor-node-canvas {
      position: fixed; inset: 0;
      width: 100vw; height: 100vh;
      pointer-events: none; z-index: 9998;
    }
    @media (pointer: coarse) {
      #cursor-node-canvas { display: none; }
      .sector-card, .sector-card * { cursor: auto !important; }
    }

    .promo-video-section { width: 100%; padding: 0 var(--frame-inset); position: relative; z-index: 11; }
    .promo-video-frame {
      aspect-ratio: 16 / 9;
      margin: 0 auto; overflow: hidden;
      background: var(--surface-deep);
      border: 1px solid rgba(var(--fg-rgb),.06);
      box-shadow: 0 30px 120px rgba(0,0,0,.5);
    }
    .promo-video-cover {
      width: 100%; height: 100%;
      display: grid; place-items: center;
      position: relative; overflow: hidden;
      background-color: var(--bg-base);
      background-image:
        linear-gradient(135deg, rgba(var(--bg-rgb),.85) 0%, rgba(var(--bg-rgb),.75) 48%, rgba(var(--bg-rgb),.92) 100%),
        url('../img/hero-energy.jpg');
      background-size: cover; background-position: center; background-repeat: no-repeat;
      border: 0; padding: 0; margin: 0;
      cursor: pointer;
      color: inherit;
      font: inherit;
      text-align: center;
      transition: filter .5s var(--ease-zetr);
    }
    .promo-video-cover:hover { filter: brightness(1.08); }
    .promo-video-cover:focus-visible { outline: 2px solid var(--wasel-blue); outline-offset: 3px; }
    .promo-video-grid {
      position: absolute; inset: 0; opacity: .22;
      background-image: linear-gradient(rgba(var(--blue-rgb),.16) 1px, transparent 1px),
                        linear-gradient(90deg, rgba(var(--blue-rgb),.16) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(to bottom, transparent, rgb(var(--bg-rgb)) 25%, rgb(var(--bg-rgb)) 75%, transparent);
      -webkit-mask-image: linear-gradient(to bottom, transparent, rgb(var(--bg-rgb)) 25%, rgb(var(--bg-rgb)) 75%, transparent);
      pointer-events: none;
    }
    .promo-video-content {
      position: relative; text-align: center; color: rgb(var(--fg-rgb)); padding: 2rem;
      text-shadow: 0 2px 24px rgba(0,0,0,.65);
    }
    .promo-video-content h2 {
      margin: 1rem 0 .65rem;
      font-size: clamp(1.6rem, 4vw, 3.2rem);
      font-weight: 800;
      letter-spacing: -0.06em;
      text-shadow: 0 0 24px rgba(var(--blue-rgb),.5), 0 2px 30px rgba(0,0,0,.8);
    }
    .promo-video-content p { color: rgba(var(--fg-rgb),.72); font-weight: 500; }
    .promo-play {
      display: inline-grid; place-items: center;
      width: 3.2rem; height: 3.2rem;
      margin-top: 1.25rem;
      color: var(--ink-blue-2); background: var(--wasel-blue);
      box-shadow: 0 0 22px rgba(var(--blue-rgb),.6);
      border-radius: 999px; font-size: .9rem;
      transition: transform .45s var(--ease-zetr), box-shadow .45s var(--ease-zetr);
    }
    .promo-video-cover:hover .promo-play {
      transform: scale(1.1);
      box-shadow: 0 0 32px rgba(var(--blue-rgb),.85);
    }

    #page-loader {
      position: fixed; inset: 0; z-index: 1000;
      display: grid; place-items: center;
      background: var(--bg-base);
      opacity: 1;
      transition: opacity .7s var(--ease-zetr), visibility .7s var(--ease-zetr);
    }
    #page-loader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
    .loader-shell { width: min(20rem, 72vw); display: grid; gap: .8rem; }
    .loader-line {
      display: block; height: .7rem; border-radius: 999px;
      background: linear-gradient(100deg, var(--surface-2) 20%, var(--surface-2) 42%, var(--surface-2) 64%);
      background-size: 220% 100%;
      animation: skeleton-shimmer 1.15s linear infinite;
    }
    .loader-line-lg { width: 100%; height: 1.1rem; }
    .loader-line-md { width: 78%; }
    .loader-line-sm { width: 54%; }
    @keyframes skeleton-shimmer {
      from { background-position: 220% 0; }
      to { background-position: -220% 0; }
    }

    .stagger-reveal {
      opacity: 0;
      transform: translateY(18px);
      will-change: opacity, transform;
      transition: opacity var(--dur-slow) var(--ease-zetr), transform var(--dur-slow) var(--ease-zetr);
      transition-delay: calc(var(--stagger-index, 0) * 90ms);
    }
    .stagger-reveal.is-visible { opacity: 1; transform: translateY(0); }

    a[href], button {
      transition:
        color var(--dur-fast) var(--ease-zetr),
        background-color var(--dur-fast) var(--ease-zetr),
        border-color var(--dur-fast) var(--ease-zetr),
        box-shadow var(--dur-fast) var(--ease-zetr),
        opacity var(--dur-fast) var(--ease-zetr),
        transform var(--dur-fast) var(--ease-zetr),
        filter var(--dur-fast) var(--ease-zetr);
    }
    a[href]:hover, button:hover { transform: translateY(-1px); }

    .brand-mark { display: inline-flex; align-items: center; }
    .brand-logo { display: block; width: auto; margin: 0; padding: 0; height: 46px; }
    .brand-logo-sm { height: 38px; }

    .trust-bar { position: relative; }
    .trust-bar-inner {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.75rem 2.25rem;
      padding: 3.75rem 0;
    }
    @media (min-width: 768px) and (max-width: 1199px) { .trust-bar-inner { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
    @media (min-width: 1200px) { .trust-bar-inner { grid-template-columns: repeat(5, minmax(0, 1fr)); } }
    .trust-item { display: flex; align-items: center; gap: .85rem; min-width: 0; }
    .trust-item-icon {
      display: grid; place-items: center;
      width: 2.5rem; height: 2.5rem;
      flex-shrink: 0;
      border: 1px solid rgba(var(--blue-rgb),.16);
      border-radius: 4px; color: var(--wasel-blue);
      transition: border-color var(--dur) var(--ease-zetr), box-shadow var(--dur) var(--ease-zetr);
    }
    .trust-item:hover .trust-item-icon {
      border-color: rgba(var(--blue-rgb),.5);
      box-shadow: 0 0 20px rgba(var(--blue-rgb),.3);
    }
    .trust-item-text { min-width: 0; }
    .trust-item-title {
      font-size: .86rem; font-weight: 800; color: rgb(var(--fg-rgb)); line-height: 1.6;
      white-space: normal; overflow: visible; text-overflow: clip; overflow-wrap: anywhere;
    }
    @media (max-width: 360px) {
      .trust-item { gap: .6rem; }
      .trust-item-icon { width: 2.25rem; height: 2.25rem; }
    }
    .trust-item-sub {
      font-size: .82rem; font-weight: 600;
      color: var(--t-62);
      line-height: 1.6; margin-top: .15rem;
    }

    /* six voices, three at a time: a plain overflow track, no library */
    .tst-head {
      display: flex; align-items: flex-end; justify-content: space-between;
      gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2.5rem;
    }
    .tst-nav { display: flex; align-items: center; gap: .5rem; }
    .tst-btn {
      width: 42px; height: 42px; display: grid; place-items: center; cursor: pointer;
      background: transparent; border: 1px solid var(--grid-line); border-radius: 2px;
      color: var(--t-78);
      transition: border-color .3s var(--ease-zetr), color .3s var(--ease-zetr), opacity .3s var(--ease-zetr);
    }
    .tst-btn:hover { border-color: var(--wasel-blue); color: rgb(var(--fg-rgb)); }
    .tst-btn:disabled { opacity: .35; cursor: not-allowed; }
    .tst-btn .icon { width: 18px; height: 18px; fill: currentColor; }
    /* the sprite arrow points right; in RTL "next" runs to the left */
    .tst-btn--next .icon { transform: scaleX(-1); }
    .tst-pos {
      min-width: 6rem; text-align: center;
      font-size: .78125rem; font-weight: 700; color: var(--t-62); letter-spacing: -.035em;
      font-variant-numeric: proportional-nums;
    }
    .tst-viewport { overflow: hidden; border-top: 1px solid var(--grid-line); }
    .tst-track {
      display: grid; grid-auto-flow: column; grid-auto-columns: 100%;
      transition: transform .55s var(--ease-zetr);
    }
    @media (min-width: 768px) { .tst-track { grid-auto-columns: calc(100% / 3); } }
    .tst-track > * + * { border-inline-start: 1px solid var(--grid-line); }
    .testimonial {
      padding: 2.25rem 1.5rem;
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      transition: background-color .5s var(--ease-zetr);
    }
    .testimonial:hover { background: rgba(var(--fg-rgb),.015); }
    .testimonial-quote {
      font-size: 1rem;
      line-height: 2.05;
      color: var(--t-86);
      font-weight: 500;
      position: relative;
      padding-inline-start: 1.35rem;
      letter-spacing: -.045em;
    }
    .testimonial-quote::before {
      content: "«";
      position: absolute;
      top: -.85rem;
      right: -.15rem;
      color: var(--wasel-blue);
      font-size: 2.4rem;
      font-weight: 800;
      opacity: .6;
      line-height: 1;
      font-family: serif;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: .85rem;
      padding-top: 1rem;
      border-top: 1px solid rgba(var(--fg-rgb),.05);
      margin-top: auto;
    }
    .testimonial-avatar {
      width: 2.5rem; height: 2.5rem;
      border-radius: 50%;
      display: grid; place-items: center;
      background: linear-gradient(135deg, rgba(var(--blue-rgb),.18), rgba(var(--blue-rgb),.05));
      border: 1px solid rgba(var(--blue-rgb),.28);
      color: var(--wasel-blue);
      font-weight: 800;
      font-size: .8rem;
      flex-shrink: 0;
    }
    .testimonial-name {
      font-size: .9rem;
      font-weight: 800;
      color: rgb(var(--fg-rgb));
      line-height: 1.35;
      letter-spacing: -.045em;
    }
    .testimonial-role {
      font-size: .82rem;
      color: var(--t-62);
      font-weight: 600;
      margin-top: .15rem;
    }

    /* comparison — flat, readable, no glow. Order (RTL): criterion · diesel · Wasel,
       so the reading eye finishes on the winning column. */
    .compare-shell {
      border-top: 1px solid var(--grid-line);
      border-bottom: 1px solid var(--grid-line);
      margin-top: 3rem;
    }
    .compare-row {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      align-items: stretch;
      border-top: 1px solid var(--hairline-2);
    }
    .compare-row:first-child { border-top: 0; }
    .compare-cell {
      padding: 1.15rem 1.25rem;
      font-size: .9rem;
      line-height: 1.7;
      font-weight: 600;
      color: var(--t-78);
      border-inline-start: 1px solid var(--hairline-2);
      display: flex;
      align-items: flex-start;
      gap: .55rem;
    }
    .compare-cell:first-child { border-inline-start: 0; }
    .compare-cell .icon { flex: none; width: 16px; height: 16px; margin-top: .3rem; }
    .compare-row--header .compare-cell {
      font-size: .8125rem;
      font-weight: 800;
      letter-spacing: -.03em;
      color: var(--t-62);
      padding: 1rem 1.25rem;
      align-items: center;
    }
    .compare-row--header .compare-cell--wasel { color: var(--wasel-blue); font-size: .95rem; }
    .compare-badge {
      font-size: .78125rem; font-weight: 800; line-height: 1;
      padding: .35rem .55rem; border-radius: var(--r);
      background: var(--wasel-blue); color: rgb(var(--bg-rgb));
    }
    .compare-label {
      font-size: .86rem;
      font-weight: 700;
      color: var(--t-78);
      letter-spacing: -.04em;
    }
    .compare-cell--wasel {
      color: var(--t-100);
      font-weight: 700;
      background: var(--b-05);
    }
    .compare-cell--wasel .icon { color: var(--wasel-blue); }
    .compare-cell--diesel { color: var(--warn); font-weight: 600; }
    .compare-cell--diesel .icon { color: var(--warn); opacity: .8; }
    /* phones: criterion becomes a row title, the two options sit side by side — no sideways scroll */
    @media (max-width: 640px) {
      .compare-row { grid-template-columns: 1fr 1fr; }
      .compare-row .compare-label { grid-column: 1 / -1; padding: .9rem .25rem .1rem; border: 0; }
      .compare-row--header .compare-cell:first-child { display: none; }
      .compare-row--header .compare-cell:nth-child(2) { border-inline-start: 0; }
      .compare-cell { padding: .7rem .75rem; font-size: .84rem; }
      .compare-cell--diesel { border-inline-start: 0; }
      .compare-row--header .compare-cell { padding: .85rem .75rem; flex-wrap: wrap; }
    }

    .bp-why {
      display: flex;
      align-items: flex-start;
      gap: .5rem;
      margin-top: .85rem;
      padding-top: .85rem;
      border-top: 1px dashed rgba(var(--fg-rgb),.14);
      font-size: .8rem;
      line-height: 1.95;
      color: var(--t-62);
      font-weight: 500;
    }
    .bp-why .icon { color: rgba(var(--blue-rgb),.7); margin-top: .15rem; }
    .bp-why b { color: rgba(var(--fg-rgb),.78); font-weight: 700; }

    .calc-header {
      display: flex; flex-direction: column; gap: 1.5rem;
      margin-bottom: 3rem; padding-inline: 1.25rem;
    }
    .calc-steps { display: flex; flex-direction: column; }
    .calc-step-block {
      max-height: 1500px; opacity: 1; overflow: hidden;
      margin-bottom: 2.5rem;
      transition:
        max-height var(--dur-slow) var(--ease-zetr),
        opacity var(--dur) var(--ease-zetr),
        margin-bottom var(--dur) var(--ease-zetr),
        visibility 0s linear 0s;
    }
    .calc-step-block:last-child { margin-bottom: 0; }
    .calc-step-block.is-locked {
      max-height: 0; opacity: 0; margin-bottom: 0; pointer-events: none; visibility: hidden;
      transition:
        max-height var(--dur-slow) var(--ease-zetr),
        opacity var(--dur) var(--ease-zetr),
        margin-bottom var(--dur) var(--ease-zetr),
        visibility 0s linear var(--dur-slow);
    }

    .calc-option {
      position: relative;
      display: flex; flex-direction: column; gap: .85rem;
      padding: 1.5rem 1.4rem;
      background: transparent;
      border: 1px solid rgba(var(--fg-rgb),.16);
      text-align: right; cursor: pointer;
      transition:
        border-color var(--dur) var(--ease-zetr),
        background-color var(--dur) var(--ease-zetr),
        transform var(--dur) var(--ease-zetr);
      overflow: hidden; width: 100%;
    }
    .calc-option:hover {
      border-color: rgba(var(--blue-rgb),.35);
      background: rgba(var(--fg-rgb),.015);
      transform: translateY(-2px);
    }
    .calc-option.is-selected {
      border-color: rgba(var(--blue-rgb),.75);
      background: rgba(var(--blue-rgb),.05);
    }
    .calc-option-icon {
      display: inline-flex; align-items: center; justify-content: center;
      color: var(--wasel-blue); width: 28px; height: 28px;
    }

    @keyframes icon-lit {
      0%, 40%, 60%, 100% { color: var(--wasel-blue); filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.85)); }
      4%, 8% { color: var(--wasel-blue-200); filter: drop-shadow(0 0 14px rgba(var(--blue-rgb),1)); }
      12% { color: var(--wasel-blue); filter: drop-shadow(0 0 5px rgba(var(--blue-rgb),.7)); }
      44% { color: var(--wasel-blue-200); filter: drop-shadow(0 0 11px rgba(var(--blue-rgb),.95)); }
      48% { color: var(--wasel-blue); filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.85)); }
    }
    .calc-option.is-selected .calc-option-icon { animation: icon-lit 3.2s var(--ease-zetr) 3; }

    .calc-option-title { font-size: 1rem; font-weight: 800; color: rgb(var(--fg-rgb)); line-height: 1.5; }
    .calc-option-desc { font-size: .84rem; color: var(--t-62); font-weight: 500; line-height: 1.85; }

    .calc-option-check {
      position: absolute; top: .9rem; left: .9rem;
      color: var(--wasel-blue); opacity: 0;
      transform: scale(.6);
      transition: opacity var(--dur) var(--ease-zetr), transform var(--dur) var(--ease-zetr);
      pointer-events: none; line-height: 0;
    }
    .calc-option.is-selected .calc-option-check {
      opacity: 1; transform: scale(1);
      filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.9));
    }

    .calc-cta {
      position: relative; width: 100%;
      padding: 1.25rem 1.5rem;
      background: transparent;
      border: 1px solid rgba(var(--fg-rgb),.3);
      color: rgba(var(--fg-rgb),.82);
      font-weight: 800; font-size: 1rem;
      cursor: not-allowed;
      display: flex; align-items: center; justify-content: center; gap: .6rem;
      overflow: hidden;
      letter-spacing: -0.04em;
      transition: all var(--dur) var(--ease-zetr);
    }
    .calc-cta.is-ready {
      background: var(--btn-primary-bg);
      border-color: var(--btn-primary-bg);
      color: var(--btn-primary-fg);
      cursor: pointer;
      box-shadow: none;
    }
    .calc-cta-row { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
    .calc-cta--contact {
      text-decoration: none; cursor: pointer;
      background: transparent; border: 1px solid rgba(var(--fg-rgb),.3); color: rgba(var(--fg-rgb),.86);
    }
    .calc-cta--contact:hover { border-color: var(--wasel-blue); color: rgb(var(--fg-rgb)); transform: translateY(-2px); }
    .calc-cta.is-ready:hover { transform: translateY(-1px); filter: brightness(1.08); }

    #live-selection {
      background: transparent !important;
      border: none !important;
      border-top: 1px solid rgba(var(--fg-rgb),.08) !important;
      border-radius: 0 !important;
      padding: 1.75rem 1.25rem 1.5rem !important;
    }
    .live-selection { transition: box-shadow .45s var(--ease-zetr); }
    @keyframes live-flash {
      0% { box-shadow: 0 0 0 2px rgba(var(--blue-rgb),.85), 0 0 44px rgba(var(--blue-rgb),.5); }
      100% { box-shadow: 0 0 0 1px rgba(var(--blue-rgb),.04), 0 0 0 rgba(var(--blue-rgb),0); }
    }
    .live-selection.is-flashing { animation: live-flash 1.2s var(--ease-zetr); }

    [data-summary-row] { transition: opacity .55s var(--ease-zetr); }
    [data-summary-row] .icon { transition: color .5s var(--ease-zetr), filter .5s var(--ease-zetr), opacity .5s var(--ease-zetr); }
    [data-summary-row].is-empty .icon {
      color: rgba(var(--blue-rgb),.45) !important;
      filter: none !important; opacity: 1;
    }
    [data-summary-row].is-empty [data-summary-value] { color: var(--t-62) !important; }
    [data-summary-row].is-filled .icon {
      color: var(--wasel-blue) !important;
      filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.75));
      opacity: 1;
    }
    [data-summary-row].is-filled [data-summary-value] { color: rgb(var(--fg-rgb)) !important; }

    @keyframes icon-landing {
      0% { filter: drop-shadow(0 0 24px rgba(var(--blue-rgb),1)) drop-shadow(0 0 40px rgba(var(--blue-rgb),.9)); transform: scale(1.85); color: var(--wasel-blue-200) !important; }
      45% { filter: drop-shadow(0 0 18px rgba(var(--blue-rgb),1)) drop-shadow(0 0 30px rgba(var(--blue-rgb),.75)); transform: scale(1.35); color: var(--wasel-blue-200) !important; }
      100% { filter: drop-shadow(0 0 6px rgba(var(--blue-rgb),.75)); transform: scale(1); color: var(--wasel-blue) !important; }
    }
    [data-summary-row] .icon.icon-landing { animation: icon-landing .7s var(--ease-zetr); }

    .flying-icon { pointer-events: none; will-change: transform, opacity; z-index: 99999; }

    .calc-results {
      max-height: 0; opacity: 0; overflow: hidden;
      margin-bottom: 0;
      transition:
        max-height 1s var(--ease-zetr),
        opacity var(--dur) var(--ease-zetr) .1s,
        margin-bottom var(--dur) var(--ease-zetr);
    }
    .calc-results.is-open {
      max-height: 1200px; opacity: 1;
      margin-bottom: 2rem;
    }

    .bp-result-card {
      padding: 1.5rem 1.35rem;
      background: linear-gradient(180deg, rgba(var(--blue-rgb),.05), rgba(var(--blue-rgb),.012));
      border: 1px solid rgba(var(--blue-rgb),.22);
      border-radius: var(--r);
    }

    .bp-profile-badge {
      display: inline-flex; align-items: center; gap: .4rem;
      padding: .3rem .7rem;
      background: var(--b-10);
      border: 1px solid rgba(var(--blue-rgb),.35);
      border-radius: var(--r);
      color: var(--wasel-blue);
      font-size: .82rem; font-weight: 800;
      margin-bottom: 1rem;
      letter-spacing: -.035em;
    }
    .bp-profile-title {
      font-size: 1.35rem; font-weight: 800; color: rgb(var(--fg-rgb));
      line-height: 1.35; margin-bottom: .35rem;
      letter-spacing: -0.055em;
    }
    .bp-profile-desc {
      font-size: .86rem; color: var(--t-62);
      line-height: 2; font-weight: 500; letter-spacing: -.045em; margin-bottom: 1.25rem;
    }

    .bp-metrics {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: .65rem; margin-bottom: .65rem;
    }
    .bp-metric {
      padding: .85rem .8rem;
      border-radius: 4px; border: 1px solid;
    }
    .bp-metric--positive {
      background: rgba(var(--blue-rgb),.07);
      border-color: rgba(var(--blue-rgb),.22);
    }
    .bp-metric-label {
      display: flex; align-items: center; gap: .35rem;
      font-size: .82rem; font-weight: 800;
      color: var(--t-86); margin-bottom: .45rem;
    }
    .bp-metric--positive .bp-metric-label .icon { color: var(--wasel-blue); }
    .bp-metric-value {
      font-size: 1.3rem; font-weight: 800; color: var(--wasel-blue);
      line-height: 1.15; letter-spacing: -.06em;
      text-shadow: 0 0 18px rgba(var(--blue-rgb),.35);
    }
    .bp-metric-value .unit {
      font-size: .62em; font-weight: 700;
      color: var(--t-62);
      margin-inline-start: .25rem; text-shadow: none;
    }

    .bp-budget {
      padding: 1rem 1rem; border-radius: 4px;
      border: 1px solid; margin-bottom: 1rem;
    }
    /* solution cost is an investment, not a risk: neutral surface + brand blue */
    .bp-budget--cost {
      background: var(--surface-1);
      border-color: var(--hairline-2);
    }
    .bp-budget-label {
      display: flex; align-items: center; gap: .4rem;
      font-size: .8rem; font-weight: 800;
      color: var(--t-78); margin-bottom: .4rem; letter-spacing: -.035em;
    }
    .bp-budget--cost .bp-budget-label .icon { color: var(--wasel-blue); }
    .bp-budget-value {
      font-size: 1.35rem; font-weight: 800; color: var(--t-100);
      line-height: 1.2; letter-spacing: -0.045em;
    }
    .bp-budget-value .unit {
      font-size: .62em; font-weight: 700;
      color: var(--t-62);
      margin-inline-start: .3rem; text-shadow: none;
    }

    .bp-actions { display: flex; gap: .5rem; }
    .bp-action {
      flex: 1;
      display: flex; align-items: center; justify-content: center; gap: .4rem;
      padding: .8rem 1rem; border-radius: 4px;
      font-size: .86rem; font-weight: 800;
      text-decoration: none;
      letter-spacing: -.035em;
    }
    .bp-action--primary { background: var(--btn-primary-bg); color: var(--btn-primary-fg); }
    .bp-action--primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
    .bp-action--ghost {
      background: transparent;
      border: 1px solid rgba(var(--fg-rgb),.22);
      color: var(--t-86, rgba(var(--fg-rgb),.86));
      cursor: pointer;
    }
    .bp-action--ghost:hover { border-color: rgba(var(--fg-rgb),.3); color: rgb(var(--fg-rgb)); transform: translateY(-1px); }

    .bp-result-card > * { opacity: 0; transform: translateY(8px); }
    .calc-results.is-open .bp-result-card > * { animation: bp-item-in .65s var(--ease-zetr) both; }
    .calc-results.is-open .bp-result-card > *:nth-child(1) { animation-delay: .06s; }
    .calc-results.is-open .bp-result-card > *:nth-child(2) { animation-delay: .12s; }
    .calc-results.is-open .bp-result-card > *:nth-child(3) { animation-delay: .18s; }
    .calc-results.is-open .bp-result-card > *:nth-child(4) { animation-delay: .26s; }
    .calc-results.is-open .bp-result-card > *:nth-child(5) { animation-delay: .34s; }
    .calc-results.is-open .bp-result-card > *:nth-child(6) { animation-delay: .42s; }

    @keyframes bp-item-in { to { opacity: 1; transform: translateY(0); } }

    #live-selection .calc-step-block[data-step-block="cta"] {
      margin-top: 1.75rem !important;
      margin-bottom: 0 !important;
      max-height: 200px;
    }
    #live-selection .calc-step-block[data-step-block="cta"].is-locked {
      margin-top: 0 !important;
      max-height: 0;
    }

    /* ---------- mobile blueprint: one focused step at a time ---------- */
    .calc-mobile-stepper { display: none; }

    @keyframes calc-step-in {
      from { opacity: 0; transform: translateY(7px); }
      to { opacity: 1; transform: translateY(0); }
    }

    @media (max-width: 1023px) {
      #calculator.clear-space-section {
        padding-top: 4rem !important;
        padding-bottom: 4.5rem !important;
      }
      .calc-header {
        margin-bottom: 1.5rem;
        padding-inline: 0;
      }
      .calc-header .section-title { margin-bottom: .75rem; }
      .calc-header .section-lede { font-size: .9rem; line-height: 1.9; }
      .calc-grid { gap: 1.5rem !important; }

      .calc-mobile-stepper {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: .35rem;
        margin-bottom: 1.35rem;
        scroll-margin-top: 80px;
      }
      .calc-mobile-step {
        display: flex; align-items: center; justify-content: center; gap: .4rem;
        min-height: 48px; padding: .45rem .3rem;
        background: transparent;
        border: 0; border-bottom: 2px solid rgba(var(--fg-rgb),.1);
        color: var(--t-62);
        font-family: inherit; font-size: 12.5px; font-weight: 700; letter-spacing: -.035em;
        cursor: pointer;
        transition: color var(--dur) var(--ease-zetr), border-color var(--dur) var(--ease-zetr), opacity var(--dur) var(--ease-zetr);
      }
      .calc-mobile-step-index {
        display: inline-grid; place-items: center;
        width: 22px; height: 22px; flex: none;
        border: 1px solid rgba(var(--fg-rgb),.22); border-radius: 50%;
        font-size: 12.5px; line-height: 1;
      }
      .calc-mobile-step.is-active {
        color: rgb(var(--fg-rgb));
        border-bottom-color: var(--wasel-blue);
      }
      .calc-mobile-step.is-active .calc-mobile-step-index {
        background: var(--wasel-blue); border-color: var(--wasel-blue);
        color: var(--ink-blue);
        box-shadow: 0 0 14px rgba(var(--blue-rgb),.45);
      }
      .calc-mobile-step.is-complete:not(.is-active) {
        color: var(--t-86);
        border-bottom-color: rgba(var(--blue-rgb),.38);
      }
      .calc-mobile-step.is-complete:not(.is-active) .calc-mobile-step-index {
        color: var(--wasel-blue);
        border-color: rgba(var(--blue-rgb),.55);
      }
      .calc-mobile-step:disabled { opacity: .48; cursor: not-allowed; }
      .calc-mobile-step:focus-visible { outline: 2px solid var(--wasel-blue); outline-offset: 2px; }

      .calc-steps .calc-step-block {
        display: none;
        max-height: none !important;
        opacity: 1 !important;
        overflow: visible !important;
        margin-bottom: 0 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        transition: none !important;
      }
      .calc-steps .calc-step-block.is-mobile-active {
        display: block;
        animation: calc-step-in .32s var(--ease-zetr) both;
      }
      .calc-steps .calc-step-heading { display: none; }
      .calc-steps .calc-step-block .grid { gap: .5rem; }

      #live-selection {
        padding: 0 !important;
        border-top: 0 !important;
      }
      .calc-summary, .calc-note { display: none !important; }
      .calc-results.is-open { margin-bottom: 1.25rem; }
      .calc-cta-row { grid-template-columns: 1fr; }
      .calc-cta-row .calc-cta--contact { display: none !important; }
      .calc-cta-row .calc-cta { min-height: 52px; padding: 1rem 1.25rem; }
      #live-selection .calc-step-block[data-step-block="cta"] {
        margin-top: 0 !important;
        max-height: 260px;
      }
      #live-selection .calc-step-block[data-step-block="cta"].is-locked { max-height: 0; }
    }

    @media (max-width: 639px) {
      .calc-option {
        display: grid;
        grid-template-columns: 30px minmax(0, 1fr) 20px;
        grid-template-areas:
          "icon title check"
          "icon desc check";
        align-items: center;
        column-gap: .8rem;
        row-gap: .18rem;
        padding: .9rem 1rem;
      }
      .calc-option:hover { transform: none; }
      .calc-option-icon {
        grid-area: icon;
        width: 30px; height: 30px;
        align-self: center;
      }
      .calc-option-title {
        grid-area: title;
        font-size: .92rem;
        line-height: 1.5;
      }
      .calc-option-desc {
        grid-area: desc;
        font-size: 12.5px;
        line-height: 1.7;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
      }
      .calc-option-check {
        position: static;
        grid-area: check;
        align-self: center;
        line-height: 0;
      }
    }

    .roi-scale {
      display: flex; flex-direction: column; align-items: flex-start;
      padding: 1.1rem 1.15rem;
      background: transparent;
      border: 1px solid rgba(var(--fg-rgb),.08);
      text-align: right; cursor: pointer;
      transition: border-color var(--dur) var(--ease-zetr), background-color var(--dur) var(--ease-zetr);
      width: 100%;
    }
    .roi-scale:hover { border-color: rgba(var(--blue-rgb),.35); }
    .roi-scale.is-selected { border-color: rgba(var(--blue-rgb),.7); background: rgba(var(--blue-rgb),.05); }
    .roi-scale-title { font-size: .88rem; font-weight: 800; color: rgb(var(--fg-rgb)); margin-bottom: .2rem; letter-spacing: -0.04em; }
    .roi-scale-desc { font-size: .8rem; color: var(--t-62); font-weight: 500; letter-spacing: -.04em; }

    .roi-slider {
      --fill-pct: 0%;
      width: 100%; height: 44px;
      -webkit-appearance: none; appearance: none;
      background: linear-gradient(90deg, var(--wasel-blue) var(--fill-pct), rgba(var(--fg-rgb),.08) var(--fill-pct)) center / 100% 5px no-repeat;
      border-radius: 0; outline: none;
      direction: ltr; cursor: pointer;
    }
    .roi-slider::-webkit-slider-thumb {
      -webkit-appearance: none; appearance: none;
      width: 20px; height: 20px; border-radius: 50%;
      background: var(--wasel-blue); border: 2px solid var(--ink-blue);
      box-shadow: 0 0 0 4px rgba(var(--blue-rgb),.16), 0 0 22px rgba(var(--blue-rgb),.6);
      cursor: pointer;
      transition: transform var(--dur-fast) var(--ease-zetr), box-shadow var(--dur-fast) var(--ease-zetr);
    }
    .roi-slider::-webkit-slider-thumb:hover {
      transform: scale(1.12);
      box-shadow: 0 0 0 6px rgba(var(--blue-rgb),.2), 0 0 30px rgba(var(--blue-rgb),.8);
    }
    .roi-slider::-moz-range-thumb {
      width: 20px; height: 20px; border-radius: 50%;
      background: var(--wasel-blue); border: 2px solid var(--ink-blue);
      box-shadow: 0 0 0 4px rgba(var(--blue-rgb),.16), 0 0 22px rgba(var(--blue-rgb),.6);
      cursor: pointer;
    }
    .roi-slider-value {
      display: inline-flex; align-items: baseline; gap: .35rem;
      padding: .4rem .85rem;
      background: transparent;
      border: 1px solid rgba(var(--blue-rgb),.22);
      border-radius: 4px;
      font-variant-numeric: proportional-nums;
      font-weight: 800; font-size: .9rem; color: rgb(var(--fg-rgb));
      white-space: nowrap;
    }
    .roi-slider-value .unit { font-size: .78125rem; color: var(--t-62); font-weight: 700; }
    .roi-slider-minmax { display: flex; justify-content: space-between; margin-top: .15rem; font-size: .78125rem; color: var(--t-62); }
    .roi-duo { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(var(--fg-rgb),.08); }
    .roi-duo .roi-result-card { border-top: 0; }
    .roi-duo > * + * { border-inline-start: 1px solid rgba(var(--fg-rgb),.08); }
    .roi-result-value--xl { font-size: clamp(2.2rem, 5vw, 3.2rem); }
    .roi-cost-line {
      display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
      padding: 1rem 1.25rem;
      border-top: 1px solid rgba(var(--fg-rgb),.08);
      font-size: .82rem; font-weight: 600; color: var(--t-62); letter-spacing: -.035em;
    }
    .roi-cost-line .icon { color: var(--wasel-blue); }
    .roi-cost-line b { color: rgb(var(--fg-rgb)); font-weight: 800; }
    .roi-results { display: flex; flex-direction: column; gap: 0; }

    .roi-result-card {
      padding: 1.25rem 1.25rem;
      background: transparent;
      border: none;
      border-top: 1px solid rgba(var(--fg-rgb),.08);
      transition: border-color var(--dur) var(--ease-zetr);
    }
    .roi-result-card--hero { border-top-color: rgba(var(--blue-rgb),.4); }
    .roi-result-card--loss { border-top-color: rgba(var(--warn-rgb),.55); }
    .roi-result-card:hover { border-top-color: rgba(var(--blue-rgb),.45); }

    .roi-result-label {
      display: flex; align-items: center; gap: .5rem;
      font-size: .8rem; font-weight: 800; letter-spacing: -.03em;
      color: var(--t-78);
      margin-bottom: .7rem;
    }
    .roi-result-label .icon { color: var(--wasel-blue); }
    .roi-result-card--loss .roi-result-label .icon { color: var(--warn); }
    .roi-result-value {
      font-size: clamp(1.4rem, 3vw, 1.9rem);
      font-weight: 800; color: rgb(var(--fg-rgb));
      letter-spacing: -.05em; line-height: 1.15;
    }
    .roi-result-value .unit { font-size: .62em; font-weight: 700; color: var(--t-62); margin-inline-start: .35rem; }
    .roi-result-value--loss { color: var(--warn); text-shadow: none; }
    .roi-result-value--blue { color: var(--wasel-blue); text-shadow: 0 0 28px rgba(var(--blue-rgb),.45); }
    .roi-result-sub { font-size: .84rem; color: var(--t-62); margin-top: .6rem; font-weight: 500; line-height: 1.85; letter-spacing: -.04em; }
    @keyframes roi-flash {
      0% { box-shadow: 0 0 0 2px rgba(var(--blue-rgb),.85), 0 0 60px rgba(var(--blue-rgb),.5); }
      100% { box-shadow: 0 0 0 1px rgba(var(--blue-rgb),.06), 0 0 30px rgba(var(--blue-rgb),.09); }
    }
    .roi-pulse { animation: roi-flash .7s var(--ease-zetr); }

    .objection {
      background: transparent;
      border: none;
      border-top: 1px solid var(--hairline);
      transition: background-color var(--dur) var(--ease-zetr), border-color var(--dur) var(--ease-zetr);
    }
    .objection:last-child { border-bottom: 1px solid var(--hairline); }
    .objection:hover { border-top-color: rgba(var(--fg-rgb),.12); }
    .objection.is-open { background: var(--b-02); border-top-color: rgba(var(--blue-rgb),.4); }
    .objection-trigger {
      display: flex; align-items: center; gap: 1.25rem;
      width: 100%; padding: 1.5rem 1.25rem;
      text-align: right; background: transparent;
      border: none; cursor: pointer; color: rgb(var(--fg-rgb));
      transform: none !important;
    }
    .objection-number {
      font-size: .82rem; font-weight: 800;
      color: var(--wasel-blue); opacity: .5;
      flex-shrink: 0; letter-spacing: -.02em;
      transition: opacity var(--dur) var(--ease-zetr);
    }
    .objection.is-open .objection-number { opacity: 1; }
    .objection-question {
      flex: 1;
      font-size: 1.05rem; font-weight: 800; color: rgb(var(--fg-rgb));
      line-height: 1.65;
      letter-spacing: -.055em;
    }
    .objection-chevron {
      width: 20px; height: 20px;
      fill: currentColor; color: var(--t-55);
      flex-shrink: 0;
      transition: transform .5s var(--ease-zetr), color var(--dur) var(--ease-zetr);
    }
    .objection.is-open .objection-chevron { transform: rotate(180deg); color: var(--wasel-blue); }
    .objection-body { max-height: 0; overflow: hidden; transition: max-height .7s var(--ease-zetr); }
    .objection.is-open .objection-body { max-height: 800px; }
    .objection-body-inner {
      padding: 0 4.5rem 1.5rem 1.25rem;
      font-size: .94rem; line-height: 2.1;
      color: var(--t-78); font-weight: 500;
    }

    .objections-footer-cta {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1.5rem;
      padding: 3.5rem 1.5rem 0;
      margin-top: 2.5rem;
      border-top: 1px dashed rgba(var(--fg-rgb),.08);
      text-align: center;
    }
    .objections-footer-cta p {
      font-size: .95rem;
      color: var(--t-62);
      font-weight: 600;
      letter-spacing: -.045em;
      line-height: 1.8;
      max-width: 26rem;
    }
    .objections-footer-cta p b { color: rgb(var(--fg-rgb)); font-weight: 800; }
    .objections-footer-actions {
      display: flex;
      flex-wrap: wrap;
      gap: .65rem;
      justify-content: center;
    }

    #order-modal { z-index: 10100 !important; }
    #order-modal > div { max-height: min(90vh, 720px); overflow-y: auto; }

    @media (max-width: 640px) {
      .promo-video-section { padding: 0 var(--frame-inset); }
      .trust-bar-inner { padding: 2.75rem 0; }
      .objection-trigger { padding: 1.25rem 1rem; gap: .85rem; }
      .objection-body-inner { padding: 0 3.25rem 1.25rem 1rem; font-size: .82rem; }
      .objection-question { font-size: .88rem; }
    }

    main > section[id] { border-top: 1px solid rgba(var(--fg-rgb),.06); }

    .calc-shell, .roi-shell {
      background: none !important;
      border: none !important;
      padding: 0 !important;
      border-radius: 0 !important;
    }
    .calc-shell::before, .calc-shell::after, .roi-shell::before, .roi-shell::after {
      content: none !important; display: none !important;
    }

    .sector-card {
      background: transparent !important;
      border: none !important;
      border-top: 1px solid rgba(var(--fg-rgb),.08) !important;
      border-radius: 0 !important;
      padding: 1.75rem 1.35rem 1.5rem !important;
      transform: none !important;
      box-shadow: none !important;
      transition: border-color var(--dur) var(--ease-zetr);
    }
    .sector-card:hover {
      background: transparent !important;
      border-top-color: rgba(var(--blue-rgb),.45) !important;
      transform: none !important;
      box-shadow: none !important;
    }
    .sector-card-title {
      font-size: 1.2rem;
      font-weight: 800;
      letter-spacing: -0.055em;
      color: rgb(var(--fg-rgb));
      line-height: 1.4;
      margin-bottom: .55rem;
    }

    .workflow-card {
      background: transparent !important;
      border: none !important;
      border-top: 1px solid rgba(var(--fg-rgb),.08) !important;
      border-radius: 0 !important;
      min-height: auto !important;
      padding: 1.5rem 1.25rem 1.5rem !important;
      transform: none !important;
      box-shadow: none !important;
      transition: border-color var(--dur) var(--ease-zetr);
    }
    .workflow-card::after { display: none !important; }
    .workflow-card.is-path-active {
      background: transparent !important;
      border-top-color: rgba(var(--blue-rgb),.6) !important;
      box-shadow: none !important;
      transform: none !important;
      opacity: 1 !important;
    }
    .workflow-card.is-path-active:not(:last-child)::before { display: none !important; }
    .workflow-grid:has(.workflow-card.is-path-active) .workflow-card { opacity: 1; }
    .workflow-card.is-path-active .workflow-illustration {
      color: var(--wasel-blue) !important;
      filter: drop-shadow(0 0 5px rgba(var(--blue-rgb),.85)) drop-shadow(0 0 16px rgba(var(--blue-rgb),.5));
    }
    .workflow-card.is-path-active .workflow-illustration svg { animation: workflow-flicker 2.6s ease-in-out infinite; }
    .workflow-card.is-path-active .workflow-illustration .soft-line { stroke: rgba(var(--blue-rgb),.48) !important; }
    .workflow-card.is-path-active .workflow-illustration .main-line { stroke: currentColor !important; }

    .workflow-time {
      font-size: .78125rem;
      font-weight: 800;
      letter-spacing: -.03em;
      color: var(--wasel-blue);
      margin-bottom: .5rem;
      display: block;
    }

    .spec-label {
      font-weight: 800 !important;
      color: rgba(var(--fg-rgb),.82) !important;
      font-size: .78125rem !important;
      letter-spacing: -0.035em;
    }

    @media (max-width: 640px) {
      #live-selection {
        padding-left: 0 !important;
        padding-right: 0 !important;
      }
      .sector-card, .workflow-card {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
      }
    }

    /* filters: centered, prominent pill tabs with no horizontal dividing lines */
    .product-filters {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 0.75rem 1rem;
      margin-bottom: 3rem;
      border: none !important;
    }
    .prod-filter-btn {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 0.65rem;
      padding: 0.85rem 1.65rem !important;
      font-size: 0.95rem !important;
      font-weight: 800;
      color: var(--t-72);
      background: rgba(6, 17, 40, 0.75) !important;
      border: 1px solid rgba(43, 178, 255, 0.22) !important;
      border-radius: 9999px !important;
      cursor: pointer;
      white-space: nowrap;
      letter-spacing: -0.025em;
      transition: all 0.3s var(--ease-zetr);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }
    .prod-filter-btn .icon {
      width: 19px !important;
      height: 19px !important;
      opacity: 0.75;
      transition: opacity 0.3s var(--ease-zetr), color 0.3s var(--ease-zetr);
    }
    .prod-filter-btn:hover {
      color: #fff;
      background: rgba(12, 28, 66, 0.95) !important;
      border-color: rgba(43, 178, 255, 0.5) !important;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px -6px rgba(43, 178, 255, 0.25);
    }
    .prod-filter-btn:hover .icon {
      opacity: 1;
      color: var(--wasel-blue);
    }
    .prod-filter-btn.is-active {
      color: #fff;
      background: rgba(43, 178, 255, 0.18) !important;
      border-color: var(--wasel-blue) !important;
      box-shadow: 0 0 24px -4px rgba(43, 178, 255, 0.55), inset 0 0 12px rgba(43, 178, 255, 0.15) !important;
    }
    .prod-filter-btn.is-active .icon {
      opacity: 1;
      color: var(--wasel-blue);
    }
    .prod-filter-btn::after {
      display: none !important;
    }

    .product-card {
      background: transparent !important;
      border: 0 !important;
      border-top: 1px solid rgba(var(--fg-rgb),.11) !important;
      border-radius: 0 !important;
      min-height: auto !important;
      padding: 1.75rem 1.25rem 1.5rem !important;
      transition:
        opacity .4s var(--ease-zetr),
        transform .5s var(--ease-zetr),
        filter .4s var(--ease-zetr),
        border-color .4s var(--ease-zetr),
        background-color .4s var(--ease-zetr) !important;
      will-change: opacity, transform;
    }
    .product-card:hover {
      background: var(--surface-hover) !important;
      border-top-color: rgba(var(--blue-rgb),.45) !important;
    }

    .product-visual-wrap {
      position: relative;
      height: 220px;
      margin-bottom: 1.5rem;
      background: transparent;
      isolation: isolate;
    }
    .product-visual {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      position: relative;
      z-index: 1;
      transition: transform .8s var(--ease-zetr), filter .6s var(--ease-zetr);
      filter: brightness(.92) contrast(1.02) drop-shadow(0 18px 26px rgba(0,0,0,.5));
      will-change: transform;
    }
    .product-card:hover .product-visual {
      transform: translateY(-14px);
      filter: brightness(1.06) contrast(1.05) drop-shadow(0 26px 34px rgba(0,0,0,.5));
    }

    .product-card.is-filtering-out {
      opacity: 0;
      transform: translateY(14px) scale(.96);
      filter: blur(3px);
      pointer-events: none;
    }
    .product-card.is-filtering-in { animation: product-in .55s var(--ease-zetr) both; }
    @keyframes product-in {
      from { opacity: 0; transform: translateY(18px) scale(.96); filter: blur(4px); }
      to   { opacity: 1; transform: translateY(0) scale(1);        filter: blur(0); }
    }

    .product-card { container-type: inline-size; }
    .pc-foot {
      padding-top: 1.25rem; margin-top: 1.25rem;
      border-top: 1px solid var(--grid-line);
      display: flex; align-items: center; justify-content: space-between; gap: .75rem;
    }
    .pc-actions {
      display: flex; align-items: center; gap: .5rem; flex: none;
      opacity: 0; transform: translateY(6px);
      transition: opacity .35s var(--ease-zetr), transform .35s var(--ease-zetr);
    }
    .product-card:hover .pc-actions,
    .product-card:focus-within .pc-actions { opacity: 1; transform: none; }
    @media (hover: none), (max-width: 768px) { .pc-actions { opacity: 1 !important; transform: none !important; } }
    .pc-actions .wcart-add { padding: 9px 12px; font-size: 12.5px; }
    .pc-detail {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 9px 12px; border-radius: 2px; white-space: nowrap;
      border: 1px solid rgba(var(--fg-rgb),.22);
      font-size: 12.5px; font-weight: 800; letter-spacing: -.035em; color: var(--t-86);
      transition: border-color .3s var(--ease-zetr), color .3s var(--ease-zetr);
    }
    .pc-detail:hover { border-color: rgba(var(--blue-rgb),.6); color: var(--wasel-blue); }
    @container (max-width: 345px) {
      .pc-foot { flex-wrap: wrap; gap: 10px; }
      .pc-actions { width: 100%; flex-wrap: wrap; }
      .pc-actions .wcart-add,
      .pc-actions .pc-detail { flex: 1 1 auto; justify-content: center; }
    }
    @supports not (container-type: inline-size) {
      @media (min-width: 769px) and (max-width: 1279px) {
        .pc-foot { flex-wrap: wrap; gap: 10px; }
        .pc-actions { width: 100%; flex-wrap: wrap; }
        .pc-actions .wcart-add,
        .pc-actions .pc-detail { flex: 1 1 auto; justify-content: center; }
      }
    }

    .product-anchor {
      display: flex;
      align-items: center;
      gap: .65rem;
      padding: .85rem 1.1rem;
      margin-bottom: 2rem;
      background: rgba(var(--blue-rgb),.04);
      border: 1px solid rgba(var(--blue-rgb),.15);
      border-radius: var(--r);
      font-size: .86rem;
      font-weight: 600;
      color: var(--t-78);
      line-height: 1.8;
    }
    .product-anchor .icon { color: var(--wasel-blue); }
    .product-anchor b { color: rgb(var(--fg-rgb)); font-weight: 800; }
    @media (max-width: 640px) {
      .product-anchor { padding: .7rem .9rem; font-size: .82rem; margin-bottom: 1.5rem; }
    }

                      
    /* no box of its own: the diagram is a row of the page grid, ruled like the rest */
    .home-diagram {
      position: relative;
      display: flex !important;
      flex-direction: column !important;
      align-items: center !important;
      text-align: center !important;
      margin-top: 0 !important;
      padding: 0 !important;
      border-top: none !important;
      width: 100%;
    }
    @media (min-width: 900px) {
      .home-diagram {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        padding-top: 0 !important;
      }
    }
    .home-diagram-visual {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      max-width: 44rem;
      margin-inline: auto;
    }
    .home-diagram-copy {
      width: 100%;
      max-width: 38rem;
      margin-inline: auto;
      margin-top: 3.5rem;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .home-diagram-copy h3 {
      text-align: center;
      font-size: clamp(1.4rem, 2.5vw, 1.85rem);
    }
    .home-diagram-copy p {
      text-align: center;
      max-width: 34rem;
      margin-inline: auto;
      margin-top: 1rem;
    }
    .home-diagram-list {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.85rem;
      margin: 1.75rem auto 2.25rem;
      padding: 0;
    }
    .home-diagram-item {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.75rem;
    }
    .home-diagram-copy .grid-cta {
      margin-inline: auto;
    }

    .home-diagram-visual {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .home-diagram-svg {
      width: 100%;
      height: auto;
      display: block;
      max-height: 380px;
      overflow: visible;
    }

    .home-diagram-svg .wire-path {
      fill: none;
      stroke: rgba(var(--blue-rgb),.22);
      stroke-width: 1;
      stroke-linecap: round;
    }
    .home-diagram-svg .wire-pulse {
      fill: none;
      stroke: var(--wasel-blue-200);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-dasharray: 14 86;
      animation: wire-flow 2.8s linear infinite;
    }

    @keyframes wire-flow {
      from { stroke-dashoffset: 14; }
      to   { stroke-dashoffset: -86; }
    }

    .home-diagram-svg .node-halo {
      animation: node-halo-pulse 3s ease-in-out infinite;
      transform-origin: center;
      transform-box: fill-box;
    }
    .home-diagram-svg .node-halo--d1 { animation-delay: .3s; }
    .home-diagram-svg .node-halo--d2 { animation-delay: 1.1s; }
    .home-diagram-svg .node-halo--d3 { animation-delay: 1.9s; }

    @keyframes node-halo-pulse {
      0%, 100% { transform: scale(1); opacity: .35; }
      50%      { transform: scale(1.5); opacity: .05; }
    }

    .home-diagram-svg .core-glow {
      animation: core-glow 4s cubic-bezier(.16,1,.3,1) infinite;
      transform-origin: center;
      transform-box: fill-box;
      will-change: opacity, transform;
    }
    @keyframes core-glow {
      0%, 100% { opacity: .55; transform: scale(.94); }
      50%      { opacity: 1;   transform: scale(1.08); }
    }

    .home-diagram-svg .screen-bar {
      transform-origin: left center;
      transform-box: fill-box;
      animation: screen-bar-charge 3.2s ease-in-out infinite;
    }
    @keyframes screen-bar-charge {
      0%   { transform: scaleX(.2); opacity: .8; }
      60%  { transform: scaleX(1);  opacity: 1; }
      100% { transform: scaleX(.2); opacity: .8; }
    }

    .home-diagram-svg .led-dot {
      animation: led-blink 2s ease-in-out infinite;
    }
    .home-diagram-svg .led-dot--d1 { animation-delay: 0s; }
    .home-diagram-svg .led-dot--d2 { animation-delay: .5s; }
    .home-diagram-svg .led-dot--d3 { animation-delay: 1s; }
    @keyframes led-blink {
      0%, 100% { opacity: .9; }
      50%      { opacity: .35; }
    }

    .grid-cta {
      display: inline-flex; align-items: center; gap: .5rem;
      min-height: 30px;
      margin-top: 1.5rem;
      font-size: .82rem; font-weight: 800; letter-spacing: -.035em;
      color: var(--wasel-blue);
      transition: color .3s var(--ease-zetr);
    }
    .grid-cta:hover { color: var(--wasel-blue-200); }
    .grid-cta .icon { width: 16px; height: 16px; fill: currentColor; }

    .home-diagram-copy {
      position: relative;
      z-index: 1;
    }
    .home-diagram-copy h3 {
      font-size: clamp(1.45rem, 2.4vw, 1.85rem);
      font-weight: 800;
      letter-spacing: -0.065em;
      line-height: 1.35;
      color: rgb(var(--fg-rgb));
      margin-bottom: 1rem;
    }
    .home-diagram-copy h3 .accent {
      color: var(--wasel-blue);
      text-shadow: 0 0 18px rgba(var(--blue-rgb),.35);
    }
    .home-diagram-copy p {
      font-size: .92rem;
      line-height: 2.1;
      color: var(--t-62);
      font-weight: 500;
      letter-spacing: -.045em;
      max-width: 34rem;
    }
    .home-diagram-list {
      margin-top: 2rem;
      display: grid;
      gap: 1rem;
    }
    .home-diagram-item {
      display: flex;
      align-items: flex-start;
      gap: .75rem;
      font-size: .82rem;
      font-weight: 600;
      color: rgba(var(--fg-rgb),.72);
      line-height: 1.7;
    }
    .home-diagram-item .icon-wrap {
      flex-shrink: 0;
      width: 1.35rem;
      height: 1.35rem;
      display: grid;
      place-items: center;
      border-radius: 4px;
      background: rgba(var(--blue-rgb),.1);
      border: 1px solid rgba(var(--blue-rgb),.25);
      color: var(--wasel-blue);
      margin-top: .1rem;
    }
    .home-diagram-item span b { color: rgb(var(--fg-rgb)); font-weight: 800; }

    @media (max-width: 640px) {
      .home-diagram { padding-top: 2rem; }
      .home-diagram-svg { max-height: 280px; }
    }

    @media (prefers-reduced-motion: reduce) {
      .home-diagram-svg .wire-pulse,
      .home-diagram-svg .node-halo,
      .home-diagram-svg .core-glow,
      .home-diagram-svg .screen-bar,
      .home-diagram-svg .led-dot {
        animation: none !important;
      }
      .home-diagram-svg .wire-pulse {
        stroke-dasharray: none;
        opacity: .4;
      }
    }

    .home-diagram-svg text { letter-spacing: -.02em !important; }
    @supports (height: 100svh) { #hero { min-height: 100svh; } }

    .stagger-reveal.stagger-reveal {
      transition:
        opacity var(--dur-slow) var(--ease-zetr) calc(var(--stagger-index, 0) * 80ms),
        transform var(--dur-slow) var(--ease-zetr) calc(var(--stagger-index, 0) * 80ms),
        border-color var(--dur) var(--ease-zetr),
        background-color var(--dur) var(--ease-zetr);
    }
    .product-card.stagger-reveal:not(.is-settled) {
      transition:
        opacity var(--dur-slow) var(--ease-zetr) calc(var(--stagger-index, 0) * 80ms),
        transform var(--dur-slow) var(--ease-zetr) calc(var(--stagger-index, 0) * 80ms),
        border-color .4s var(--ease-zetr),
        background-color .4s var(--ease-zetr) !important;
    }
    .sector-card.stagger-reveal:not(.is-visible),
    .workflow-card.stagger-reveal:not(.is-visible) { transform: translateY(18px) !important; }
    .stagger-reveal.is-settled.is-settled { transition-delay: 0s, 0s, 0s, 0s; will-change: auto; }

    .home-diagram-svg.is-offscreen *,
    .home-diagram-svg.is-offscreen { animation-play-state: paused !important; }

    @media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
    @media (prefers-reduced-motion: reduce) {
      .stagger-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
      .workflow-illustration svg { animation: none !important; }
      *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        transition-delay: 0s !important;
      }
    }
  
                                                        
    .product-visual-wrap {
      background: transparent !important;
    }
    .product-visual {
      object-fit: contain !important;
      background: transparent !important;
    }


                                                                                  
    .wcart-btn {
      position: relative; flex: none; display: inline-grid; place-items: center;
      width: 42px; height: 42px; padding: 0; cursor: pointer; border-radius: 2px;
      background: rgba(var(--fg-rgb),.05); border: 1px solid rgba(var(--fg-rgb),.12);
      color: rgb(var(--fg-rgb));
      transition: border-color .3s var(--ease-zetr), background .3s var(--ease-zetr);
    }
    .wcart-btn:hover { border-color: var(--b-55); background: rgba(var(--blue-rgb),.09); }
    .wcart-btn .icon { width: 19px; height: 19px; fill: currentColor; }
    .wcart-count {
      position: absolute; top: -7px; right: -7px; min-width: 19px; height: 19px; padding: 0 5px;
      border-radius: 999px; background: var(--wasel-blue); color: var(--ink);
      font-size: 12.5px; font-weight: 800; line-height: 19px; text-align: center;
      display: none; pointer-events: none;
    }
    .wcart-count.is-on { display: block; animation: wcart-pop .45s var(--ease-zetr); }
    @keyframes wcart-pop { 0% { transform: scale(.3); } 65% { transform: scale(1.28); } 100% { transform: scale(1); } }

    .wcart-add {
      display: inline-flex; align-items: center; justify-content: center; gap: 6px; flex: none;
      padding: 11px 15px; border-radius: 2px; cursor: pointer; font-family: inherit;
      font-size: 12.5px; font-weight: 800; letter-spacing: -.035em; color: var(--btn-secondary-fg); white-space: nowrap;
      background: var(--btn-secondary-bg); border: 1px solid transparent;
      transition: border-color .3s var(--ease-zetr), background .3s var(--ease-zetr), color .3s var(--ease-zetr);
    }
    .wcart-add:hover { background: rgba(var(--fg-rgb),.86); }
    .wcart-add .icon { width: 15px; height: 15px; fill: currentColor; }
    .wcart-add--block { width: 100%; padding: 14px 16px; font-size: 13.5px; margin-top: 10px; }

    .wcart-scrim {
      position: fixed; inset: 0; z-index: 10040; background: rgba(var(--bg-rgb),.74);
      -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px);
      opacity: 0; visibility: hidden; transition: opacity .4s var(--ease-zetr), visibility 0s linear .4s;
    }
    .wcart-scrim.is-open { opacity: 1; visibility: visible; transition: opacity .4s var(--ease-zetr), visibility 0s; }

    .wcart-drawer {
      overscroll-behavior: contain;
      position: fixed; top: 0; bottom: 0; left: 0; z-index: 10050;
      width: min(370px, 92vw); display: flex; flex-direction: column;
      direction: rtl; text-align: right;
      background: var(--surface-1); border-right: 1px solid rgba(var(--blue-rgb),.18);
      box-shadow: none;
      transform: translateX(-103%); transition: transform .58s var(--ease-zetr);
    }
    .wcart-drawer.is-open { transform: none; box-shadow: 26px 0 70px rgba(5,10,24,.22), 0 0 40px rgba(var(--blue-rgb),.07); }
    .wcart-head {
      display: flex; align-items: center; gap: 10px; padding: 18px;
      border-bottom: 1px solid var(--hairline);
    }
    .wcart-head b { display: block; color: rgb(var(--fg-rgb)); font-size: 15.5px; font-weight: 800; letter-spacing: -.05em; }
    .wcart-head i { display: block; color: var(--t-62); font-size: .8rem; font-style: normal; font-weight: 600; margin-top: 4px; letter-spacing: -.035em; }
    .wcart-x {
      margin-inline-start: auto; display: grid; place-items: center; width: 32px; height: 32px;
      background: none; border: 0; border-radius: 8px; cursor: pointer; color: rgba(var(--fg-rgb),.5);
      transition: color .3s var(--ease-zetr), background .3s var(--ease-zetr);
    }
    .wcart-x:hover { color: rgb(var(--fg-rgb)); background: rgba(var(--fg-rgb),.07); }
    .wcart-x .icon { width: 18px; height: 18px; fill: currentColor; }
    .wcart-body { flex: 1 1 auto; min-height: 0; overflow-y: auto; padding: 14px 16px; scrollbar-width: thin; }
    .wcart-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
    .wcart-item {
      position: relative; padding: 13px 14px; border-radius: var(--r-12);
      background: rgba(var(--bg-rgb),.85); border: 1px solid rgba(var(--blue-rgb),.14);
      animation: wcart-in .42s var(--ease-zetr) both;
    }
    @keyframes wcart-in { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: none; } }
    .wcart-item-model { font-size: .8rem; font-weight: 800; letter-spacing: -.01em; color: rgba(var(--blue-rgb),.95); }
    .wcart-item-model em { font-style: normal; letter-spacing: -.04em; }
    .wcart-item-name { color: rgb(var(--fg-rgb)); font-size: .9rem; font-weight: 700; line-height: 1.7; letter-spacing: -.045em; margin: 3px 0 10px; padding-inline-end: 40px; }
    .wcart-item-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
    .wcart-qty { display: inline-flex; align-items: center; gap: 3px; padding: 3px; border-radius: 11px; background: rgba(var(--fg-rgb),.06); }
    .wcart-qty button {
      width: 30px; height: 30px; display: grid; place-items: center; border: 0; border-radius: 8px;
      background: none; color: rgb(var(--fg-rgb)); font-size: 17px; line-height: 1; cursor: pointer; font-family: inherit;
      transition: background .25s var(--ease-zetr);
    }
    .wcart-qty button:hover { background: rgba(var(--blue-rgb),.18); }
    .wcart-qty output { min-width: 30px; text-align: center; color: rgb(var(--fg-rgb)); font-size: .95rem; font-weight: 800; }
    .wcart-line-price { color: rgb(var(--fg-rgb)); font-size: .9rem; font-weight: 800; letter-spacing: -.05em; }
    .wcart-line-price span { color: var(--t-72); font-weight: 600; font-size: .82rem; }
    .wcart-del {
      position: absolute; top: 7px; left: 7px; width: 36px; height: 36px; display: grid; place-items: center;
      border: 0; border-radius: 6px; background: none; cursor: pointer; color: var(--t-78);
      transition: color .25s var(--ease-zetr), background .25s var(--ease-zetr);
    }
    .wcart-del:hover { color: rgb(var(--fg-rgb)); background: rgba(var(--fg-rgb),.08); }
    .wcart-del .icon { width: 13px; height: 13px; fill: currentColor; }
    .wcart-empty { display: none; margin: 0; padding: 34px 12px; text-align: center; color: var(--t-62); font-size: .88rem; line-height: 1.95; letter-spacing: -.04em; }
    .wcart-empty .icon { width: 26px; height: 26px; fill: currentColor; opacity: .5; margin-bottom: 8px; }
    .wcart-empty a { display: inline-block; margin-top: 6px; color: var(--wasel-blue); font-weight: 800; text-decoration: none; font-size: .84rem; }
    .wcart-drawer.is-empty .wcart-empty { display: block; }
    .wcart-foot { padding: 16px 18px 20px; border-top: 1px solid rgba(var(--fg-rgb),.07); background: rgba(var(--bg-rgb),.5); }
    .wcart-sum { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
    .wcart-sum span { font-size: .82rem; color: var(--t-62); font-weight: 600; letter-spacing: -.035em; }
    .wcart-sum b { font-size: 1.15rem; color: rgb(var(--fg-rgb)); font-weight: 900; letter-spacing: -.06em; }
    .wcart-sum b span { font-size: .8rem; }
    .wcart-hint { font-size: .8rem; color: var(--wasel-blue); font-weight: 800; letter-spacing: -.035em; margin-bottom: 12px; display: none; }
    .wcart-drawer.is-multi .wcart-hint { display: block; }
    .wcart-go {
      width: 100%; padding: 15px; border: 0; border-radius: var(--r); cursor: pointer; font-family: inherit;
      font-size: .95rem; font-weight: 900; letter-spacing: -.045em; color: var(--btn-primary-fg); background: var(--btn-primary-bg);
      transition: background .3s var(--ease-zetr), opacity .3s var(--ease-zetr);
    }
    .wcart-go:hover { filter: brightness(1.08); }
    .wcart-go:disabled { opacity: .32; cursor: not-allowed; }
    .wcart-clear {
      width: 100%; margin-top: 9px; padding: 8px; border: 0; background: none; cursor: pointer;
      font-family: inherit; font-size: .8rem; font-weight: 700; letter-spacing: -.035em;
      color: var(--t-62); transition: color .3s var(--ease-zetr);
    }
    .wcart-clear:hover { color: rgb(var(--fg-rgb)); }
    .wcart-drawer.is-empty .wcart-clear { display: none; }

    .wcart-toast {
      position: fixed; z-index: 10060; bottom: 26px; left: 50%;
      display: flex; align-items: center; gap: 10px; padding: 12px 18px;
      background: rgb(var(--fg-rgb)); color: rgb(var(--bg-rgb)); border-radius: 2px; font-size: .84rem; font-weight: 800; letter-spacing: -.035em;
      box-shadow: 0 16px 36px rgba(0,0,0,.5), 0 0 26px rgba(var(--blue-rgb),.24);
      opacity: 0; visibility: hidden; transform: translate(-50%, 14px);
      transition: opacity .34s var(--ease-zetr), transform .5s var(--ease-zetr), visibility 0s linear .5s;
    }
    .wcart-toast.is-on { opacity: 1; visibility: visible; transform: translate(-50%, 0); transition: opacity .34s var(--ease-zetr), transform .5s var(--ease-zetr), visibility 0s; }
    .wcart-toast .icon { width: 15px; height: 15px; fill: var(--wasel-blue); flex: none; }
    .wcart-toast button { border: 0; background: none; padding: 0; cursor: pointer; font-family: inherit; font-size: .8rem; font-weight: 800; color: var(--wasel-blue-700); text-decoration: underline; display: inline-flex; align-items: center; min-height: 30px; }
    .wcart-empty a, .wcart-clear { display: inline-flex; align-items: center; min-height: 30px; }
    @media (max-width: 640px) { body.wcart-open .wcart-toast { opacity: 0 !important; visibility: hidden !important; pointer-events: none !important; } }

    .wcart-lines { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 5px; }
    .wcart-line { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; font-size: .8rem; color: var(--t-86); letter-spacing: -.035em; }
    .wcart-line b { color: var(--wasel-blue); font-weight: 800; }
    .wcart-line i { font-style: normal; color: rgb(var(--fg-rgb)); font-weight: 700; }

    @media (max-width: 640px) {
      .wcart-btn { width: 38px; height: 38px; }
      .wcart-drawer { width: 100vw; border-right: 0; padding-bottom: env(safe-area-inset-bottom, 0px); }
      .wcart-foot { padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px)) !important; }
      .wcart-toast { bottom: calc(24px + env(safe-area-inset-bottom, 0px)); width: calc(100vw - 32px); justify-content: center; }
    }
    @media (prefers-reduced-motion: reduce) {
      .wcart-drawer, .wcart-scrim, .wcart-toast { transition: opacity .25s ease !important; transform: none !important; }
      .wcart-count.is-on, .wcart-item { animation: none !important; }
    }

/* One-off layout helpers moved out of production HTML */
.svg-sprite { position: absolute; overflow: hidden; }
.product-visual-wrap.product-visual-wrap--bess { height: 280px; }
.bp-actions.bp-actions--spaced { margin-top: 1rem; }
.section-lede.section-lede--24 { max-width: 24rem; margin-top: 0; }
.section-lede.section-lede--22 { max-width: 22rem; margin-top: 0; }

    /* dark scopes inside the 80rem frame paint edge to edge */
    .clear-space-section.theme-dark {
      box-shadow: 0 0 0 100vmax var(--bg-base);
      clip-path: inset(0 -100vmax);
    }
    .promo-video-frame { box-shadow: none; }

    /* ============ segment switcher — «یک واصل، یک … بی‌وقفه» (Centered Pills, No Lines) ============ */
    .seg {
      margin-top: 2.5rem;
      border-top: none !important;
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
    }
    .seg .home-diagram { margin-top: 0; border-top: 0; }
    .seg-tabs {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 0.75rem 1rem;
      margin-bottom: 3.5rem;
      border: none !important;
      border-bottom: none !important;
      width: 100%;
      overflow-x: visible;
    }
    .seg-tabs::-webkit-scrollbar { display: none; }
    .seg-tab {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 0.65rem;
      padding: 0.85rem 1.65rem !important;
      font-size: 0.95rem !important;
      font-weight: 800;
      color: var(--t-72);
      background: rgba(6, 17, 40, 0.75) !important;
      border: 1px solid rgba(43, 178, 255, 0.22) !important;
      border-radius: 9999px !important;
      cursor: pointer;
      white-space: nowrap;
      letter-spacing: -0.025em;
      transition: all 0.3s var(--ease-zetr);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }
    .seg-tab:first-child { padding-inline-start: 1.65rem !important; }
    .seg-tab .icon {
      width: 19px !important;
      height: 19px !important;
      opacity: 0.75;
      transition: opacity 0.3s var(--ease-zetr), color 0.3s var(--ease-zetr);
    }
    .seg-tab:hover {
      color: #fff;
      background: rgba(12, 28, 66, 0.95) !important;
      border-color: rgba(43, 178, 255, 0.5) !important;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px -6px rgba(43, 178, 255, 0.25);
    }
    .seg-tab:hover .icon {
      opacity: 1;
      color: var(--wasel-blue);
    }
    .seg-tab[aria-selected="true"] {
      color: #fff !important;
      background: rgba(43, 178, 255, 0.18) !important;
      border-color: var(--wasel-blue) !important;
      box-shadow: 0 0 24px -4px rgba(43, 178, 255, 0.55), inset 0 0 12px rgba(43, 178, 255, 0.15) !important;
    }
    .seg-tab[aria-selected="true"] .icon {
      opacity: 1;
      color: var(--wasel-blue);
    }
    .seg-tab::after {
      display: none !important;
    }
    .seg-tab:focus-visible { outline: 2px solid var(--wasel-blue); outline-offset: -2px; }

    /* swap: copy and nodes fade together; the frame keeps its height */
    .home-diagram-copy, .seg-node { transition: opacity .22s var(--ease-zetr), transform .22s var(--ease-zetr); }
    .home-diagram.is-swapping .home-diagram-copy,
    .home-diagram.is-swapping .seg-node { opacity: 0; transform: translateY(4px); }
    .home-diagram-copy p { min-height: 6.3em; }
    .seg-word { color: var(--t-100); text-decoration: underline; text-decoration-color: var(--b-40); text-decoration-thickness: 2px; text-underline-offset: .32em; }
    ul.home-diagram-list { list-style: none; padding: 0; }

    .home-diagram-svg .seg-ground { stroke: var(--t-32); stroke-width: 1; fill: none; }
    .home-diagram-svg .seg-shell { fill: none; stroke: var(--t-35); stroke-width: 1; stroke-linejoin: round; opacity: 0; transition: opacity .45s var(--ease-zetr); }
    .home-diagram-svg .seg-shell.is-on { opacity: 1; }
    .home-diagram-svg .seg-shell-faint { stroke: var(--t-32); stroke-dasharray: 2 4; }
    .home-diagram-svg .node-halo { fill: var(--wasel-blue); opacity: .3; }
    .home-diagram-svg .seg-node-ring { fill: rgb(var(--bg-rgb)); stroke: var(--wasel-blue); stroke-width: 1.5; }
    .home-diagram-svg .seg-node-icon { color: var(--wasel-blue); }
    .home-diagram-svg .seg-node-label,
    .home-diagram-svg .seg-core-name,
    .home-diagram-svg .seg-core-sub { font-family: inherit; text-anchor: middle; }
    .home-diagram-svg .seg-node-label { font-size: 14px; font-weight: 700; fill: var(--t-86); }
    .home-diagram-svg .seg-core-name { font-size: 14px; font-weight: 800; fill: var(--wasel-blue); }
    .home-diagram-svg .seg-core-sub { font-size: 13px; font-weight: 600; fill: var(--t-62); }
    .home-diagram-svg .seg-glow-stop { stop-color: var(--wasel-blue); }
    .home-diagram-svg .core-body { fill: var(--b-10); stroke: var(--wasel-blue); stroke-width: 1.4; }
    .home-diagram-svg .core-screen { fill: var(--b-12); stroke: var(--b-40); stroke-width: .8; }
    .home-diagram-svg .screen-bar { fill: var(--wasel-blue); }
    .home-diagram-svg .led-dot { fill: var(--wasel-blue); }
    .home-diagram-svg .led-ok { fill: var(--wasel-green); }
    .home-diagram-svg .led-off { fill: var(--t-32); }
    @media (max-width: 640px) {
      .seg-tab { padding: 0 .9rem; font-size: .84rem; min-height: 48px; }
      .home-diagram-copy p { min-height: 0; }
    }
    @media (prefers-reduced-motion: reduce) {
      .home-diagram-copy, .seg-node, .seg-shell { transition: none !important; }
    }

    /* ============ image-led sector cards ============
       Each card opens with a 16:10 photo slot. Until real photography lands it
       shows a quiet surface with the category icon. To add a photo, drop the
       file in site/assets/img/solutions/ and set --photo, e.g.
         .sector-media--home     { --photo: url('../img/solutions/home.webp'); }
         .sector-media--business { --photo: url('../img/solutions/business.webp'); }
         .sector-media--industry { --photo: url('../img/solutions/industry.webp'); }
       Photos: ≤250KB, subject kept to the inline-end half so the icon badge has room. */
    .sector-media {
      position: relative; aspect-ratio: 16 / 10; margin-bottom: 1.5rem;
      border-radius: var(--r); overflow: hidden;
      background: var(--stage);
      border: 1px solid var(--hairline-2);
    }
    .sector-media-img { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
    .sector-media--photo .sector-media-img { object-fit: cover; transition: transform 1.2s var(--ease-zetr); }
    .sector-media--product .sector-media-img {
      object-fit: contain; padding: 10% 18% 6%;
      filter: drop-shadow(0 18px 22px rgba(5,10,24,.22));
      transition: transform .9s var(--ease-zetr);
    }
    .sector-card:hover .sector-media-img { transform: scale(1.04); }
    .sector-media .workflow-illustration {
      position: absolute; inset-block-end: .9rem; inset-inline-start: .9rem; z-index: 1;
      height: auto; padding: .6rem !important;
      background: rgb(var(--bg-rgb)); border-radius: var(--r);
      border: 1px solid var(--hairline-2);
    }
    .sector-card .sector-media .workflow-illustration svg { width: 2rem; height: 2rem; }
    .sector-card:hover .sector-media .workflow-illustration { filter: none; transform: none; }

    /* segment core = the recommended product */
    .home-diagram-svg .seg-core-floor { fill: rgba(var(--fg-rgb),.10); }
    .home-diagram-svg .seg-core-img { transition: opacity .22s var(--ease-zetr); }
    .home-diagram.is-swapping .seg-core-img { opacity: 0; }
    .home-diagram-svg .seg-core-name { font-size: 13px; font-weight: 800; fill: var(--wasel-blue); letter-spacing: 0 !important; }

    .compare-thumb { width: 40px; height: 40px; object-fit: contain; flex: none; margin-block: -6px; }

    /* consultation: the product, staged */
    .consult-visual {
      margin-top: 2.5rem; aspect-ratio: 16 / 10; border-radius: var(--r);
      background: var(--stage); border: 1px solid var(--hairline-2);
      display: grid; place-items: center; overflow: hidden;
    }
    .consult-visual img { width: 62%; height: auto; filter: drop-shadow(0 22px 26px rgba(5,10,24,.25)); }
    @media (max-width: 1023px) { .consult-visual { display: none; } }

    /* full-bleed photo band */
    .image-band {
      position: relative; isolation: isolate;
      min-height: clamp(560px, 68vh, 780px);
      display: flex; align-items: center; justify-content: center;
      background-image:
        linear-gradient(270deg, rgba(6, 12, 24, 0.65) 0%, rgba(10, 18, 32, 0.45) 50%, rgba(6, 12, 24, 0.25) 100%),
        url('../img/band-warm-solar.webp');
      background-size: cover, cover;
      background-position: center, center;
      box-shadow: none !important;
      border-top: 1px solid rgba(245, 158, 11, 0.15);
      border-bottom: 1px solid rgba(245, 158, 11, 0.15);
    }
    .image-band-inner {
      width: 100%; max-width: var(--frame-max); margin-inline: auto;
      padding: clamp(6.5rem, 9.5vw, 9.5rem) calc(var(--frame-inset) + var(--frame-gutter));
      display: flex; flex-direction: column; align-items: center; text-align: center;
    }
    .image-band-title {
      max-width: 44rem; margin-top: 1.5rem;
      font-size: clamp(1.6rem, 3.2vw, 2.6rem); font-weight: 300 !important; line-height: 1.55;
      letter-spacing: -.03em; color: #ffffff;
      text-shadow: none !important;
    }
    .image-band-stats {
      display: flex; flex-wrap: wrap; justify-content: center; gap: 3.5rem; margin-top: 3.5rem;
    }
    .image-band-stats div { display: flex; flex-direction: column-reverse; gap: .25rem; }
    .image-band-stats dd { font-size: 1.9rem; font-weight: 800; letter-spacing: -.05em; color: var(--t-100); }
    .image-band-stats dt { font-size: .8125rem; font-weight: 600; color: var(--t-78); }
    @media (max-width: 640px) {
      .image-band { min-height: 480px; background-image: linear-gradient(0deg, rgba(3,7,18,.96) 0%, rgba(7,19,41,.7) 60%, rgba(3,7,18,.2) 100%), url('../img/architecture-night.webp'); }
      .image-band-inner { padding: 4.5rem var(--frame-inset); }
      .image-band-stats { gap: 1.5rem; }
    }

    /* ============ Continuous Circuit Schematic Section (Wireframe Engineering Blueprint) ============ */
        /* ==========================================================================
       Split Blueprint Section: Architecture of Continuous Power
       (Möbius on the LEFT, Content & 4 Items on the RIGHT in RTL)
       ========================================================================== */
    .blueprint-section {
      position: relative;
      isolation: isolate;
      width: 100%;
      background-color: #030816;
      background-image:
        linear-gradient(rgba(43, 178, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(43, 178, 255, 0.035) 1px, transparent 1px);
      background-size: 36px 36px, 36px 36px;
      border-top: 1px solid rgba(43, 178, 255, 0.16);
      border-bottom: 1px solid rgba(43, 178, 255, 0.16);
      overflow: hidden;
    }

    .bp-circuit-canvas {
      width: 100%;
      max-width: 38rem;
      height: auto;
      display: block;
      margin-inline: auto;
      border: none !important;
      background: transparent !important;
      box-shadow: none !important;
      outline: none !important;
    }

    .bp-kicker-dot {
      display: inline-block;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--wasel-amber);
      box-shadow: 0 0 8px var(--wasel-amber);
      margin-inline-end: 0.5rem;
    }

    .bp-split-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 3rem 2rem;
      align-items: center;
    }
    @media (min-width: 1024px) {
      .bp-split-grid {
        grid-template-columns: 1.15fr 1fr;
        gap: 3.5rem;
      }
      /* In RTL: content sits on RIGHT (first child), visual on LEFT (second child) */
      .bp-col-content { order: 1; }
      .bp-col-visual { order: 2; }
    }

    /* Left Column: Visual */
    .bp-col-visual {
      position: relative;
      width: 100%;
    }
    .bp-visual-sticky {
      position: relative;
      width: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
    }
    .bp-wireframe-svg {
      width: 100%;
      max-width: 38rem;
      height: auto;
      display: block;
      overflow: visible;
    }

    /* Right Column: Content & Items Stack */
    .bp-col-content {
      position: relative;
      width: 100%;
    }
    .bp-items-stack {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    /* Item Card */
    .bp-item-card {
      position: relative;
      background: rgba(6, 17, 40, 0.55);
      border: 1px solid rgba(43, 178, 255, 0.16);
      border-radius: var(--r);
      padding: 1.35rem 1.4rem;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      cursor: pointer;
      outline: none;
    }
    .bp-item-card::before {
      content: '';
      position: absolute;
      top: 0; bottom: 0;
      inset-inline-start: 0;
      width: 3px;
      background: var(--wasel-blue);
      border-radius: 3px 0 0 3px;
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .bp-item-card:hover,
    .bp-item-card.is-active,
    .blueprint-section:has([data-bp-node="1"]:hover) [data-bp-target="1"],
    .blueprint-section:has([data-bp-node="2"]:hover) [data-bp-target="2"],
    .blueprint-section:has([data-bp-node="3"]:hover) [data-bp-target="3"],
    .blueprint-section:has([data-bp-node="4"]:hover) [data-bp-target="4"] {
      border-color: var(--wasel-blue);
      background: rgba(8, 26, 62, 0.88);
      transform: none !important;
      box-shadow: 0 10px 30px -6px rgba(43, 178, 255, 0.3);
    }
    .bp-item-card:hover::before,
    .bp-item-card.is-active::before,
    .blueprint-section:has([data-bp-node="1"]:hover) [data-bp-target="1"]::before,
    .blueprint-section:has([data-bp-node="2"]:hover) [data-bp-target="2"]::before,
    .blueprint-section:has([data-bp-node="3"]:hover) [data-bp-target="3"]::before,
    .blueprint-section:has([data-bp-node="4"]:hover) [data-bp-target="4"]::before {
      opacity: 1;
    }

    /* Solar Item Accent */
    .bp-item-card[data-bp-target="2"]:hover,
    .bp-item-card[data-bp-target="2"].is-active,
    .blueprint-section:has([data-bp-node="2"]:hover) [data-bp-target="2"] {
      border-color: var(--wasel-amber);
      box-shadow: 0 10px 30px -6px rgba(245, 158, 11, 0.28);
    }
    .bp-item-card[data-bp-target="2"]::before {
      background: var(--wasel-amber);
    }

    .bp-item-header {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      margin-bottom: 0.55rem;
    }
    .bp-item-badge {
      font-size: 0.8rem;
      font-weight: 800;
      color: var(--wasel-blue);
      padding: 0.15rem 0.5rem;
      border-radius: 3px;
      background: rgba(43, 178, 255, 0.12);
      border: 1px solid rgba(43, 178, 255, 0.3);
      flex-shrink: 0;
    }
    .bp-item-badge--solar {
      color: var(--wasel-amber);
      background: rgba(245, 158, 11, 0.12);
      border-color: rgba(245, 158, 11, 0.35);
    }
    .bp-item-title {
      font-size: 1.02rem;
      font-weight: 800;
      color: rgb(var(--fg-rgb));
      line-height: 1.35;
      letter-spacing: -0.03em;
      flex: 1;
    }
    .bp-item-tag {
      font-size: 0.72rem;
      font-weight: 700;
      color: var(--t-62);
      background: rgba(255, 255, 255, 0.05);
      padding: 0.15rem 0.6rem;
      border-radius: 9999px;
      white-space: nowrap;
    }
    .bp-item-tag--solar {
      color: var(--wasel-amber);
      background: rgba(245, 158, 11, 0.1);
      border: 1px solid rgba(245, 158, 11, 0.25);
    }
    .bp-item-desc {
      font-size: 0.84rem;
      font-weight: 400;
      line-height: 1.8;
      color: var(--t-72);
      padding-inline-start: 2.3rem;
    }

    /* SVG Ribbon & Lines */
    .bp-guides { color: var(--wasel-blue); }
    .bp-centerline {
      stroke: rgba(255, 255, 255, 0.35);
      stroke-width: 1.2;
      stroke-dasharray: 4 5;
      fill: none;
    }
    .bp-boundary {
      stroke: #2bb2ff;
      stroke-width: 1.8;
      fill: none;
      filter: drop-shadow(0 0 4px rgba(43, 178, 255, 0.5));
    }
    .bp-pulse {
      stroke: #7dd3fc;
      stroke-width: 2.8;
      stroke-linecap: round;
      fill: none;
      stroke-dasharray: 60 940;
      stroke-dashoffset: 0;
      filter: drop-shadow(0 0 8px #2bb2ff);
      animation: bp-wire-pulse 8s linear infinite;
    }
    @keyframes bp-wire-pulse {
      to { stroke-dashoffset: -1000; }
    }

    /* SVG Nodes */
    .bp-node {
      cursor: pointer;
      outline: none;
      transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    }
    .bp-node .node-base {
      fill: #06132b;
      stroke: rgba(43, 178, 255, 0.85);
      stroke-width: 1.5;
      transition: all 0.3s ease;
    }
    .bp-node .node-glow {
      fill: rgba(43, 178, 255, 0.15);
      stroke: rgba(43, 178, 255, 0.4);
      stroke-width: 1;
      transition: all 0.35s ease;
    }
    .bp-node .node-ping {
      fill: none;
      stroke: var(--wasel-blue);
      stroke-width: 1.5;
      opacity: 0;
      transform-origin: center;
    }
    .bp-node .node-digit {
      font-size: 11px;
      font-weight: 800;
      font-family: inherit;
      fill: #e0f2fe;
      user-select: none;
      transition: fill 0.3s ease;
    }

    /* Node Callout Tag (Floating near node) */
    .bp-node .node-callout {
      opacity: 0;
      transform: translateY(4px);
      pointer-events: none;
      transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .bp-node .callout-bg {
      fill: rgba(4, 15, 38, 0.94);
      stroke: var(--wasel-blue);
      stroke-width: 1.2;
      filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.6));
    }
    .bp-node .callout-text {
      font-size: 10px;
      font-weight: 700;
      fill: #fff;
    }

    /* Solar Warm Node */
    .bp-node.is-warm .node-base {
      stroke: rgba(245, 158, 11, 0.85);
    }
    .bp-node.is-warm .node-glow {
      fill: rgba(245, 158, 11, 0.15);
      stroke: rgba(245, 158, 11, 0.4);
    }
    .bp-node.is-warm .node-ping {
      stroke: var(--wasel-amber);
    }
    .bp-node.is-warm .callout-bg {
      stroke: var(--wasel-amber);
      fill: rgba(24, 15, 4, 0.95);
    }
    .bp-node.is-warm .callout-text {
      fill: var(--wasel-amber);
    }

    /* Active / Hover Node States */
    .bp-node:hover,
    .bp-node.is-active,
    .blueprint-section[data-active-node="1"] [data-bp-node="1"],
    .blueprint-section[data-active-node="2"] [data-bp-node="2"],
    .blueprint-section[data-active-node="3"] [data-bp-node="3"],
    .blueprint-section[data-active-node="4"] [data-bp-node="4"],
    .blueprint-section:has([data-bp-target="1"]:hover) [data-bp-node="1"],
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"],
    .blueprint-section:has([data-bp-target="3"]:hover) [data-bp-node="3"],
    .blueprint-section:has([data-bp-target="4"]:hover) [data-bp-node="4"] {
      filter: drop-shadow(0 0 16px rgba(43, 178, 255, 1)) !important;
      transform: scale(1.18);
    }

    /* Active base & digits */
    .blueprint-section[data-active-node="1"] [data-bp-node="1"] .node-base,
    .blueprint-section[data-active-node="3"] [data-bp-node="3"] .node-base,
    .blueprint-section[data-active-node="4"] [data-bp-node="4"] .node-base,
    .blueprint-section:has([data-bp-target="1"]:hover) [data-bp-node="1"] .node-base,
    .blueprint-section:has([data-bp-target="3"]:hover) [data-bp-node="3"] .node-base,
    .blueprint-section:has([data-bp-target="4"]:hover) [data-bp-node="4"] .node-base,
    .bp-node:not(.is-warm):hover .node-base,
    .bp-node:not(.is-warm).is-active .node-base {
      fill: var(--wasel-blue);
      stroke: #fff;
      stroke-width: 2;
    }
    .blueprint-section[data-active-node="1"] [data-bp-node="1"] .node-digit,
    .blueprint-section[data-active-node="3"] [data-bp-node="3"] .node-digit,
    .blueprint-section[data-active-node="4"] [data-bp-node="4"] .node-digit,
    .blueprint-section:has([data-bp-target="1"]:hover) [data-bp-node="1"] .node-digit,
    .blueprint-section:has([data-bp-target="3"]:hover) [data-bp-node="3"] .node-digit,
    .blueprint-section:has([data-bp-target="4"]:hover) [data-bp-node="4"] .node-digit,
    .bp-node:not(.is-warm):hover .node-digit,
    .bp-node:not(.is-warm).is-active .node-digit {
      fill: #030816;
      font-weight: 900;
    }

    /* Active Solar Node 2 */
    .blueprint-section[data-active-node="2"] [data-bp-node="2"],
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"],
    .bp-node.is-warm:hover,
    .bp-node.is-warm.is-active {
      filter: drop-shadow(0 0 16px rgba(245, 158, 11, 1)) !important;
    }
    .blueprint-section[data-active-node="2"] [data-bp-node="2"] .node-base,
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"] .node-base,
    .bp-node.is-warm:hover .node-base,
    .bp-node.is-warm.is-active .node-base {
      fill: var(--wasel-amber);
      stroke: #fff;
      stroke-width: 2;
    }
    .blueprint-section[data-active-node="2"] [data-bp-node="2"] .node-digit,
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"] .node-digit,
    .bp-node.is-warm:hover .node-digit,
    .bp-node.is-warm.is-active .node-digit {
      fill: #1a0f00;
      font-weight: 900;
    }

    /* Active ping & callout */
    .blueprint-section[data-active-node="1"] [data-bp-node="1"] .node-ping,
    .blueprint-section[data-active-node="2"] [data-bp-node="2"] .node-ping,
    .blueprint-section[data-active-node="3"] [data-bp-node="3"] .node-ping,
    .blueprint-section[data-active-node="4"] [data-bp-node="4"] .node-ping,
    .blueprint-section:has([data-bp-target="1"]:hover) [data-bp-node="1"] .node-ping,
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"] .node-ping,
    .blueprint-section:has([data-bp-target="3"]:hover) [data-bp-node="3"] .node-ping,
    .blueprint-section:has([data-bp-target="4"]:hover) [data-bp-node="4"] .node-ping,
    .bp-node:hover .node-ping,
    .bp-node.is-active .node-ping {
      opacity: 1;
      animation: bp-node-ping 1.6s cubic-bezier(0, 0, 0.2, 1) infinite;
    }
    .blueprint-section[data-active-node="1"] [data-bp-node="1"] .node-callout,
    .blueprint-section[data-active-node="2"] [data-bp-node="2"] .node-callout,
    .blueprint-section[data-active-node="3"] [data-bp-node="3"] .node-callout,
    .blueprint-section[data-active-node="4"] [data-bp-node="4"] .node-callout,
    .blueprint-section:has([data-bp-target="1"]:hover) [data-bp-node="1"] .node-callout,
    .blueprint-section:has([data-bp-target="2"]:hover) [data-bp-node="2"] .node-callout,
    .blueprint-section:has([data-bp-target="3"]:hover) [data-bp-node="3"] .node-callout,
    .blueprint-section:has([data-bp-target="4"]:hover) [data-bp-node="4"] .node-callout,
    .bp-node:hover .node-callout,
    .bp-node.is-active .node-callout {
      opacity: 1;
      transform: translateY(0);
    }

    /* Dim non-active nodes when an item is hovered */
    .blueprint-section[data-active-node="1"] .bp-node:not([data-bp-node="1"]),
    .blueprint-section[data-active-node="2"] .bp-node:not([data-bp-node="2"]),
    .blueprint-section[data-active-node="3"] .bp-node:not([data-bp-node="3"]),
    .blueprint-section[data-active-node="4"] .bp-node:not([data-bp-node="4"]),
    .blueprint-section:has([data-bp-target="1"]:hover) .bp-node:not([data-bp-node="1"]),
    .blueprint-section:has([data-bp-target="2"]:hover) .bp-node:not([data-bp-node="2"]),
    .blueprint-section:has([data-bp-target="3"]:hover) .bp-node:not([data-bp-node="3"]),
    .blueprint-section:has([data-bp-target="4"]:hover) .bp-node:not([data-bp-node="4"]) {
      opacity: 0.4;
    }

    @media (prefers-reduced-motion: reduce) {
      .bp-pulse { animation: none !important; opacity: 0.6; stroke-dasharray: none; }
      .bp-ping { animation: none !important; display: none !important; }
      .bp-item-card { transform: none !important; }
    }

    /* full-bleed cinematic tagline band */
    .cinematic-band {
      position: relative; isolation: isolate;
      width: 100%;
      min-height: clamp(660px, 78vh, 900px);
      display: flex; align-items: center; justify-content: center;
      text-align: center;
      background-image:
        linear-gradient(180deg, rgba(6, 12, 22, 0.58) 0%, rgba(10, 16, 28, 0.42) 50%, rgba(6, 12, 22, 0.72) 100%),
        url('../img/band-warm-home.webp');
      background-size: cover, cover;
      background-position: center, center;
      background-repeat: no-repeat;
      border-top: 1px solid rgba(245, 158, 11, 0.15);
      border-bottom: 1px solid rgba(245, 158, 11, 0.15);
      box-shadow: none !important;
      overflow: hidden;
    }
    .cinematic-band-inner {
      position: relative; z-index: 2;
      width: 100%; max-width: 58rem; margin-inline: auto;
      padding: clamp(7.5rem, 12vw, 11.5rem) calc(var(--frame-inset) + var(--frame-gutter));
      display: flex; flex-direction: column; align-items: center;
    }
    .cinematic-band-tagline {
      font-size: clamp(2rem, 4.4vw, 3.4rem);
      font-weight: 300 !important;
      line-height: 1.45;
      letter-spacing: -.03em;
      color: #ffffff;
      text-shadow: none !important;
      margin-top: 1.75rem;
      margin-bottom: 1.85rem;
      text-wrap: balance;
    }
    .cinematic-band-sub {
      font-size: clamp(1rem, 1.8vw, 1.25rem);
      font-weight: 500;
      line-height: 2;
      letter-spacing: -.035em;
      color: var(--t-78);
      max-width: 44rem;
      margin-bottom: 2.75rem;
      text-shadow: 0 2px 14px rgba(0,0,0,.7);
    }
    .cinematic-band-badges {
      display: flex; flex-wrap: wrap; justify-content: center;
      gap: 0.85rem 1.5rem; margin-top: 3rem;
    }
    .cinematic-badge {
      display: inline-flex; align-items: center; gap: 0.5rem;
      padding: 0.55rem 1.25rem; border-radius: 9999px;
      background: rgba(9,23,48,.65);
      border: 1px solid rgba(43,178,255,.24);
      color: var(--t-86); font-size: 0.85rem; font-weight: 600;
      backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    }
    .cinematic-badge .icon {
      width: 16px; height: 16px; color: var(--wasel-blue); flex-shrink: 0;
    }
    @media (max-width: 640px) {
      .cinematic-band { min-height: 560px; }
      .cinematic-band-inner { padding: 5.5rem var(--frame-inset); }
      .cinematic-band-badges { gap: 0.6rem; }
    }

    /* calculator: an invitation instead of three empty rows */
    .calc-summary-intro {
      margin-bottom: 1.5rem; padding-bottom: 1.25rem;
      border-bottom: 1px solid var(--hairline-2);
      font-size: .9375rem; line-height: 2; font-weight: 600; color: var(--t-78);
    }
    .live-selection:has([data-summary-row]:not(.is-empty)) .calc-summary-intro,
    .live-selection:has(.calc-results.is-open) .calc-summary-intro { display: none; }
    .calc-summary .is-empty [data-summary-value] { color: var(--t-62) !important; font-weight: 600 !important; }
    @media (max-width: 1023px) { .calc-summary-intro { display: none; } }

    /* ============ section hierarchy (v3) ============
       Four chapters carry the decision: ۰۱ where · ۰۲ what · ۰۳ how much · ۰۴ why us.
       Everything else is supporting material with a quieter head. */
    .section-title:not(.section-title--hero) { font-size: clamp(1.6rem, 2.9vw, 2.25rem) !important; }
    .section-title.section-title--chapter { font-size: clamp(2.1rem, 4.6vw, 3.4rem) !important; line-height: 1.25 !important; letter-spacing: -.08em !important; }
    .section-kicker--chapter { display: flex; align-items: center; gap: .75rem; font-size: .875rem; margin-bottom: 1.25rem; }
    .chapter-no {
      display: inline-grid; place-items: center; min-width: 2.25rem; height: 2.25rem; padding: 0 .4rem;
      border: 1px solid var(--b-40); border-radius: var(--r);
      font-size: .9375rem; font-weight: 800; letter-spacing: 0; color: var(--wasel-blue);
    }

    /* ============ readable body copy (v3): 15px running text ============ */
    main p.text-xs, main p.text-\[12\.5px\], main .calc-option-desc, main .workflow-card p,
    main .sector-card p, main .objection p {
      font-size: .9375rem !important; line-height: 2 !important;
    }
    main .calc-option-desc { font-size: .875rem !important; line-height: 1.9 !important; }

    /* Ambient Environmental Category Backgrounds (Subtle, Fading Downwards) */
    .section-ambient-bg {
      position: absolute;
      inset: 0;
      pointer-events: none;
      z-index: 0;
      overflow: hidden;
    }
    .env-bg-layer {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center top;
      background-repeat: no-repeat;
      opacity: 0;
      transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
      -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.18) 0%, rgba(0,0,0,0.06) 35%, transparent 70%);
      mask-image: linear-gradient(180deg, rgba(0,0,0,0.18) 0%, rgba(0,0,0,0.06) 35%, transparent 70%);
    }
    .env-bg-layer--home { background-image: url('../img/env-home.webp'); }
    .env-bg-layer--business { background-image: url('../img/env-business.webp'); }
    .env-bg-layer--clinic { background-image: url('../img/env-clinic.webp'); }
    .env-bg-layer--industry { background-image: url('../img/env-industry.webp'); }

    #solutions[data-current-seg="home"] .env-bg-layer--home,
    #solutions[data-current-seg="business"] .env-bg-layer--business,
    #solutions[data-current-seg="clinic"] .env-bg-layer--clinic,
    #solutions[data-current-seg="industry"] .env-bg-layer--industry,
    #products[data-current-filter="home"] .env-bg-layer--home,
    #products[data-current-filter="business"] .env-bg-layer--business,
    #products[data-current-filter="clinic"] .env-bg-layer--clinic,
    #products[data-current-filter="industry"] .env-bg-layer--industry {
      opacity: 1;
    }

    .workflow-stack .workflow-card {
      padding: 1.25rem 1.4rem !important;
      background: rgba(6, 17, 40, 0.5) !important;
      border: 1px solid rgba(43, 178, 255, 0.14) !important;
      border-radius: var(--r) !important;
      transition: all 0.3s var(--ease-zetr);
    }
    .workflow-stack .workflow-card:hover {
      background: rgba(10, 26, 62, 0.75) !important;
      border-color: rgba(43, 178, 255, 0.4) !important;
    }