/* ============================================================
   SmarTech LED — Design System v2
   Brand: red #E2001A · charcoal #1A1A1A · white (00-brand/brand-guide.md)
   Dark-dominant (emissive product) with light interludes for specs & forms.
   ============================================================ */

/* ---------- webfont: Inter (self-hosted variable, latin + latin-ext) ----------
   Subsets carry their own unicode-range, so latin-ext only downloads if a page
   actually uses those glyphs. font-display:swap = text paints instantly in the
   system fallback, then upgrades — no invisible-text flash. */
@font-face{
  font-family:'Inter var';font-style:normal;font-weight:100 900;font-display:swap;
  src:url('../fonts/inter-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Inter var';font-style:normal;font-weight:100 900;font-display:swap;
  src:url('../fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

/* ---------- tokens ---------- */
:root{
  /* colour */
  --red:#E2001A; --red-hover:#F5142E; --red-deep:#B80015;
  --red-ink:#D40018;                 /* AA-safe red for small text on light */
  --red-txt:#FF2A3D;                 /* AA-safe red for small text on dark (>=4.5:1 on bg & card) */
  --ink:#111111;
  --bg:#0C0C0D;                      /* page base, near-black */
  --bg-2:#131315;                    /* raised surface */
  --surface:#18181B;                 /* card */
  --surface-2:#1F1F23;               /* card hover / input */
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --white:#FFFFFF;
  --text:#EDEDEF;
  --text-2:#A8A8B0;                  /* 7.0:1 on --bg */
  --text-3:#7E7E88;
  --panel:#F4F4F5;                   /* light section bg */
  --panel-2:#FFFFFF;
  --gray:#52525B;                    /* body text on light */

  /* type */
  --font:'Inter var','Inter','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  --fs-eyebrow:.75rem; --ls-eyebrow:.14em;
  --fs-h1:clamp(2.05rem,3.7vw,3.15rem);
  --fs-h2:clamp(1.75rem,3.2vw,2.6rem);
  --fs-h3:clamp(1.05rem,1.5vw,1.25rem);
  --fs-body:1.0625rem;
  --lh-body:1.65;
  --measure:64ch;

  /* space & shape */
  --sp-section:clamp(72px,9vw,140px);
  --radius:14px; --radius-sm:10px; --radius-lg:22px;
  --maxw:1240px; --maxw-narrow:900px;
  --ease:cubic-bezier(.16,1,.3,1);
  --shadow:0 24px 60px -20px rgba(0,0,0,.75);
  --header-h:72px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased;
  font-optical-sizing:auto;font-feature-settings:"liga" 1,"calt" 1;text-rendering:optimizeLegibility;
  overflow-x:hidden}
img,picture,video,svg{display:block;max-width:100%;height:auto}
h1,h2,h3,h4{line-height:1.14;margin:0 0 .55em;font-weight:650;letter-spacing:-.02em}
h1{font-size:var(--fs-h1);letter-spacing:-.03em;text-wrap:balance}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3);font-weight:600}
p{margin:0 0 1.1em;max-width:var(--measure)}
a{color:var(--red-txt);text-decoration:none;transition:color .15s}
a:hover{color:var(--red-hover)}
ul,ol{margin:0 0 1.1em;padding-left:1.15em}
li{margin-bottom:.45em}
strong{color:var(--white);font-weight:640}
:focus-visible{outline:2px solid var(--red-hover);outline-offset:3px;border-radius:4px}
::selection{background:var(--red);color:#fff}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
.section{padding-block:var(--sp-section);position:relative}
.section--tight{padding-block:clamp(48px,6vw,88px)}
.section--light{background:var(--panel);color:var(--ink)}
.section--light h1,.section--light h2,.section--light h3,.section--light strong{color:var(--ink)}
.section--light p,.section--light li{color:var(--gray)}
.section--light a{color:var(--red-ink)}
.section--light .eyebrow{color:var(--red-ink)}
.section--light .eyebrow::before{background:var(--red-ink)}
.section-head{max-width:var(--maxw-narrow);margin-bottom:clamp(36px,4vw,60px)}
.section-head p{font-size:1.09rem;color:var(--text-2)}
.section--light .section-head p{color:var(--gray)}
.center{text-align:center;margin-inline:auto}
.center p{margin-inline:auto}

.eyebrow{display:flex;align-items:center;gap:11px;color:var(--red);
  font-size:var(--fs-eyebrow);font-weight:700;text-transform:uppercase;
  letter-spacing:var(--ls-eyebrow);margin-bottom:16px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);flex:none}
.center .eyebrow{justify-content:center}
.accent{color:var(--red)}
.lead{font-size:1.15rem;color:var(--text-2);max-width:60ch}
.section--light .lead{color:var(--gray)}
.muted{color:var(--text-3);font-size:.9rem}
.skip-link{position:absolute;left:-9999px;top:0;z-index:300;background:var(--red);color:#fff;
  padding:12px 20px;border-radius:0 0 10px 0;font-weight:600}
.skip-link:focus{left:0;color:#fff}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--red);color:#fff;font:inherit;font-weight:650;font-size:.97rem;
  padding:14px 26px;border:0;border-radius:10px;cursor:pointer;text-align:center;
  min-height:48px;transition:background .18s,transform .18s var(--ease),box-shadow .18s;
  box-shadow:0 8px 24px -10px rgba(226,0,26,.7)}
.btn:hover{background:var(--red-hover);color:#fff;transform:translateY(-2px);
  box-shadow:0 14px 30px -10px rgba(226,0,26,.85)}
.btn:active{transform:translateY(0)}
.btn--ghost{background:transparent;border:1.5px solid var(--line-strong);color:var(--text);box-shadow:none}
.btn--ghost:hover{background:rgba(255,255,255,.07);border-color:var(--white);color:var(--white);box-shadow:none}
.btn--quiet{background:transparent;color:var(--red);box-shadow:none;padding-inline:0;min-height:auto}
.btn--quiet:hover{background:transparent;transform:none;color:var(--red-hover)}
.btn--sm{padding:11px 18px;font-size:.88rem;min-height:44px}
.btn--lg{padding:17px 34px;font-size:1.04rem;min-height:56px}
.btn--white{background:#fff;color:var(--ink);box-shadow:none}
.btn--white:hover{background:var(--ink);color:#fff}
.section--light .btn--ghost{border-color:rgba(0,0,0,.2);color:var(--ink)}
.section--light .btn--ghost:hover{background:rgba(0,0,0,.05);border-color:var(--ink);color:var(--ink)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 0}
.center .btn-row{justify-content:center}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:100;background:rgba(12,12,13,.86);
  backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;gap:20px;height:var(--header-h);
  max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
/* official lockup — SVG, so it stays crisp at any density */
.logo{display:flex;align-items:center;flex:none;line-height:0}
.logo img{height:42px;width:auto;transition:opacity .15s}
.logo:hover img{opacity:.85}
.logo--footer img{height:38px}
@media (max-width:760px){.logo img{height:34px}}
.nav{margin-left:auto}
.nav__list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav__list li{margin:0}
.nav__link{display:block;color:var(--text-2);font-size:.93rem;font-weight:500;
  padding:9px 13px;border-radius:8px;transition:color .15s,background .15s}
.nav__link:hover{color:var(--white);background:rgba(255,255,255,.06)}
.nav__link[aria-current="page"]{color:var(--white);background:rgba(255,255,255,.08)}
.nav__cta{margin-left:10px}
.nav-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--line-strong);
  color:#fff;width:48px;height:48px;border-radius:9px;cursor:pointer;font-size:1.15rem;align-items:center;justify-content:center}

/* dropdown */
.has-menu{position:relative}
.menu-btn{display:flex;align-items:center;gap:6px;background:none;border:0;color:var(--text-2);
  font:inherit;font-size:.93rem;font-weight:500;padding:9px 13px;border-radius:8px;cursor:pointer}
.menu-btn:hover,.menu-btn[aria-expanded="true"]{color:#fff;background:rgba(255,255,255,.06)}
.menu-btn svg{transition:transform .2s}
.menu-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
.menu{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(-6px);
  min-width:560px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow);display:none;opacity:0;transition:opacity .18s,transform .18s var(--ease)}
/* invisible bridge over the 10px gap so moving cursor button->menu never flickers closed */
.menu::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.menu[data-open="true"]{display:grid;grid-template-columns:1fr 1fr;gap:6px;opacity:1;transform:translateX(-50%) translateY(0)}
.menu a{display:block;padding:12px 14px;border-radius:10px;color:var(--text)}
.menu a:hover{background:var(--surface-2);color:#fff}
.menu b{display:block;font-size:.95rem;color:#fff;font-weight:620;margin-bottom:2px}
.menu span{display:block;font-size:.82rem;color:var(--text-3);line-height:1.45}

/* ---------- hero ---------- */
.hero{position:relative;padding-block:clamp(28px,3.4vw,52px) clamp(40px,5vw,72px);overflow:hidden}
.hero::before{content:"";position:absolute;top:-34%;left:50%;transform:translateX(-50%);
  width:1100px;height:760px;pointer-events:none;z-index:-1;
  background:
    radial-gradient(ellipse 55% 50% at 30% 38%,rgba(226,0,26,.22),transparent 60%),
    radial-gradient(ellipse 46% 42% at 78% 24%,rgba(255,42,109,.10),transparent 64%);
  animation:auroraDrift 16s var(--ease) infinite}
@keyframes auroraDrift{0%,100%{transform:translateX(-50%) translateY(0) rotate(0deg)}
  50%{transform:translateX(-50%) translateY(20px) rotate(1.5deg)}}
.hero__grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.12fr);
  gap:clamp(28px,3.4vw,56px);align-items:center}
.hero--wide .hero__grid{grid-template-columns:1fr;max-width:var(--maxw-narrow);text-align:center;margin-inline:auto}
.hero--wide .eyebrow,.hero--wide .btn-row,.hero--wide .badges{justify-content:center}
.hero--wide p{margin-inline:auto}
.hero h1{margin-bottom:16px}
.hero .btn-row{margin-top:22px}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.05);
  border:1px solid var(--line);border-radius:100px;padding:6px 14px;
  font-size:.78rem;color:var(--text-2);font-weight:500;letter-spacing:.01em}
.badge::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--red);flex:none}
/* plain container — .compare carries its own radius and shadow, and the drag hint
   sits below it, so this must not clip or shadow-wrap its children */
.hero__media{position:relative}
.hero__media > img,.hero__media > picture img{border-radius:var(--radius-lg);box-shadow:var(--shadow)}

/* stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;margin-top:44px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stats--band{margin-top:0}
.stat{background:var(--bg);padding:20px 18px}
.section--light .stat{background:var(--panel-2)}
.stat b{display:block;font-size:clamp(1.5rem,2.5vw,2.1rem);color:#fff;font-weight:680;
  letter-spacing:-.03em;line-height:1.1;margin-bottom:5px}
.section--light .stat b{color:var(--ink)}
.stat span{display:block;font-size:.79rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.09em;line-height:1.4}
.section--light .stat span{color:var(--gray)}

/* ---------- compare slider (off / on) ---------- */
.compare{position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);background:#000;touch-action:pan-y;isolation:isolate}
.compare__img{width:100%;aspect-ratio:16/9;object-fit:cover}
/* clip-path keeps the "after" frame full-size, so it can never squash while dragging
   and needs no JS width math — correct on first paint, before app.js runs. */
.compare__after{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--pos,50%)) 0 0);will-change:clip-path}
.compare__after img{width:100%;height:100%;object-fit:cover}
.compare__line{position:absolute;top:0;bottom:0;left:var(--pos,50%);width:2px;
  background:#fff;transform:translateX(-1px);pointer-events:none;box-shadow:0 0 14px rgba(0,0,0,.6)}
.compare__knob{position:absolute;top:50%;left:var(--pos,50%);width:52px;height:52px;
  transform:translate(-50%,-50%);border-radius:50%;background:rgba(255,255,255,.96);
  display:grid;place-items:center;pointer-events:none;box-shadow:0 6px 22px rgba(0,0,0,.5);
  color:var(--ink);font-size:14px;letter-spacing:-2px;font-weight:700}
.compare__range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;appearance:none;background:none}
.compare__range:focus-visible + .compare__line{box-shadow:0 0 0 3px var(--red)}
.compare__tag{position:absolute;bottom:16px;z-index:2;background:rgba(12,12,13,.82);
  backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:100px;
  padding:7px 16px;font-size:.79rem;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:#fff;pointer-events:none}
.compare__tag--l{left:16px}
.compare__tag--r{right:16px;border-color:rgba(226,0,26,.55);color:#fff;background:rgba(226,0,26,.85)}
.compare__hint{text-align:center;font-size:.84rem;color:var(--text-3);margin:12px 0 0;max-width:none}

/* ---------- scenario switcher ---------- */
.scenes__tabs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.scene-tab{background:var(--surface);border:1px solid var(--line);color:var(--text-2);
  font:inherit;font-size:.9rem;font-weight:550;padding:11px 20px;border-radius:100px;
  cursor:pointer;min-height:44px;transition:all .18s}
.scene-tab:hover{border-color:var(--line-strong);color:#fff;background:var(--surface-2)}
.scene-tab[aria-selected="true"]{background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:0 8px 22px -10px rgba(226,0,26,.8)}
.section--light .scene-tab{background:#fff;border-color:#E4E4E7;color:var(--gray)}
.section--light .scene-tab:hover{border-color:#A1A1AA;color:var(--ink)}
.section--light .scene-tab[aria-selected="true"]{background:var(--red);border-color:var(--red);color:#fff}
.scene-panel[hidden]{display:none}
.scene-panel__grid{display:grid;grid-template-columns:1.55fr 1fr;gap:clamp(24px,3vw,44px);align-items:center}
.scene-panel figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.scene-panel__body h3{font-size:1.5rem;letter-spacing:-.02em}
.spec-mini{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:11px}
.spec-mini li{display:flex;gap:12px;align-items:baseline;margin:0;
  border-top:1px solid var(--line);padding-top:11px;font-size:.94rem}
.section--light .spec-mini li{border-color:#E4E4E7}
.spec-mini b{flex:none;min-width:118px;color:var(--text-3);font-weight:500;font-size:.82rem;
  text-transform:uppercase;letter-spacing:.07em}
.section--light .spec-mini b{color:var(--gray)}
.spec-mini span{color:var(--text)}
.section--light .spec-mini span{color:var(--ink);font-weight:500}

/* ---------- transparency simulator ---------- */
.tsim{display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(24px,3vw,44px);align-items:center}
.tsim__stage{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#000}
.tsim__stage img{width:100%;aspect-ratio:16/9;object-fit:cover}
.tsim__overlay{position:absolute;inset:0;opacity:var(--fill,.5);transition:opacity .12s linear;
  background:
    radial-gradient(circle at 26% 38%,rgba(255,0,140,.95),transparent 42%),
    radial-gradient(circle at 72% 30%,rgba(0,220,255,.9),transparent 45%),
    radial-gradient(circle at 55% 76%,rgba(255,214,0,.85),transparent 40%),
    linear-gradient(115deg,rgba(226,0,26,.6),rgba(20,0,60,.35));
  mix-blend-mode:screen;pointer-events:none}
.tsim__grid{position:absolute;inset:0;opacity:calc(var(--mesh,.4));pointer-events:none;
  background-image:linear-gradient(rgba(0,0,0,.55) 1px,transparent 1px);
  background-size:100% 7px}
.tsim__readout{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}
.tsim__readout b{font-size:clamp(2.6rem,5vw,3.6rem);color:#fff;font-weight:700;letter-spacing:-.04em;line-height:1}
.section--light .tsim__readout b{color:var(--ink)}
.tsim__readout span{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-3)}
.tsim__sku{display:inline-block;background:rgba(226,0,26,.14);border:1px solid rgba(226,0,26,.4);
  color:var(--red-txt);font-size:.8rem;font-weight:650;padding:5px 13px;border-radius:100px;margin-bottom:16px}
.section--light .tsim__sku{background:rgba(226,0,26,.08);color:var(--red-ink)}
.range{width:100%;appearance:none;height:6px;border-radius:100px;background:var(--surface-2);
  border:1px solid var(--line);margin:18px 0 8px;cursor:pointer}
.section--light .range{background:#E4E4E7;border-color:#D4D4D8}
.range::-webkit-slider-thumb{appearance:none;width:26px;height:26px;border-radius:50%;
  background:var(--red);border:3px solid #fff;box-shadow:0 3px 10px rgba(0,0,0,.5);cursor:grab}
.range::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--red);
  border:3px solid #fff;box-shadow:0 3px 10px rgba(0,0,0,.5);cursor:grab}
.range-labels{display:flex;justify-content:space-between;font-size:.78rem;color:var(--text-3)}
.section--light .range-labels{color:var(--gray)}

/* ---------- calculator ---------- */
.calc{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(24px,3vw,48px);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(24px,3.2vw,44px)}
.section--light .calc{background:#fff;border-color:#E4E4E7}
.calc__fields{display:grid;gap:18px;align-content:start}
.calc__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc__out{display:grid;gap:2px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;align-content:start}
.calc__cell{background:var(--surface);padding:17px 20px;display:flex;justify-content:space-between;
  align-items:baseline;gap:14px}
.section--light .calc__cell{background:#fff}
.calc__cell dt{color:var(--text-3);font-size:.83rem;text-transform:uppercase;letter-spacing:.07em;margin:0}
.section--light .calc__cell dt{color:var(--gray)}
.calc__cell dd{margin:0;font-size:1.22rem;font-weight:650;color:#fff;letter-spacing:-.02em;text-align:right}
.section--light .calc__cell dd{color:var(--ink)}
.calc__cell dd small{display:block;font-size:.75rem;font-weight:400;color:var(--text-3);letter-spacing:0}
.calc__note{font-size:.83rem;color:var(--text-3);margin:16px 0 0}
.section--light .calc__note{color:var(--gray)}

/* ---------- cards & grids ---------- */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card__media{position:relative;overflow:hidden;background:#000}
.card__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card__media img{transform:scale(1.045)}
.card__body{padding:24px 26px 26px;flex:1;display:flex;flex-direction:column}
.card__body p{color:var(--text-2);font-size:.95rem;flex:1;margin-bottom:16px}
.card h3{margin-bottom:9px}
.card h3 a{color:#fff}
.card h3 a:hover{color:var(--red)}
.card__tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.11em;color:var(--red-txt);margin-bottom:10px}
.card__meta{font-size:.83rem;color:var(--text-3);border-top:1px solid var(--line);padding-top:13px;margin-top:auto}
.section--light .card{background:#fff;border-color:#E4E4E7}
.section--light .card:hover{border-color:#A1A1AA;box-shadow:0 20px 40px -24px rgba(0,0,0,.3)}
.section--light .card h3 a{color:var(--ink)}
.section--light .card h3 a:hover{color:var(--red-ink)}
.section--light .card__tag{color:var(--red-ink)}
.section--light .card__body p{color:var(--gray)}
.section--light .card__meta{color:var(--gray);border-color:#E4E4E7}

/* hero definition line — the "what is this" answer, one sentence, heavier than body */
.lead--def{font-size:1.14rem;color:var(--text);max-width:46ch;margin-bottom:0}
.lead--def strong{color:#fff;font-weight:640}
.section--light .lead--def{color:#2C2C31}
.section--light .lead--def strong{color:var(--ink)}

/* how-it-works: wide explainer photo above the mechanism steps */
.explainer{margin:0 0 clamp(28px,3.4vw,44px);border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);background:#0C0C0D;box-shadow:var(--shadow)}
.explainer img{width:100%;aspect-ratio:16/9;object-fit:cover}
/* --media: compact, art-directed still (mobile) vs autoplay loop (desktop) */
.explainer--media{max-width:820px;margin-inline:auto}
.explainer--media img,.explainer--media video{width:100%;height:auto;aspect-ratio:auto;object-fit:contain}
.explainer--media .explainer__video{display:none}
.explainer--media .explainer__still img{display:block}
@media (min-width:760px){.explainer--media .explainer__still{display:none}.explainer--media .explainer__video{display:block}}
.explainer figcaption{padding:15px 22px;font-size:.88rem;color:var(--text-2);
  border-top:1px solid var(--line);max-width:none}
.section--light .explainer{border-color:#E4E4E7;background:#fff}
.section--light .explainer figcaption{color:var(--gray);border-color:#E4E4E7}

/* tick lists inside the who-we-are columns */
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.ticks li{margin:0;position:relative;padding-left:26px;font-size:.93rem;color:var(--text-2);line-height:1.5}
.ticks li::before{content:"";position:absolute;left:0;top:.45em;width:11px;height:6px;
  border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}
.section--light .ticks li{color:var(--gray)}

/* feature grid — base first, then column modifiers so they actually override */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.features--2{grid-template-columns:repeat(2,1fr)}
.features--3{grid-template-columns:repeat(3,1fr)}
.features--4{grid-template-columns:repeat(4,1fr)}
.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.feature__num{display:block;font-size:1.9rem;font-weight:700;color:var(--red);
  letter-spacing:-.03em;line-height:1;margin-bottom:12px}
/* icon variant of the feature marker — a glyph in a soft red chip */
.feature__ico{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;
  border-radius:13px;background:rgba(226,0,26,.10);border:1px solid rgba(226,0,26,.24);
  color:var(--red);margin-bottom:16px}
.feature__ico svg{width:25px;height:25px}
.section--light .feature__ico{background:rgba(226,0,26,.07);border-color:rgba(226,0,26,.20);color:var(--red-ink)}
.feature h3{font-size:1.03rem;margin-bottom:8px}
.feature p{font-size:.93rem;color:var(--text-2);margin:0}
.section--light .feature{background:#fff;border-color:#E4E4E7}
.section--light .feature__num{color:var(--red-ink)}
.section--light .feature p{color:var(--gray)}

/* media rows */
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,60px);
  align-items:center;margin-bottom:clamp(40px,4.5vw,64px)}
.media-row:last-child{margin-bottom:0}
.media-row--flip .media-row__media{order:-1}
/* keep product supporting images a consistent, compact size (was rendering oversized at natural height) */
.media-row__media img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}

/* proof (close-up detail) + gallery (installed) — had no base grid, so images stacked full-width */
.proof{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.8vw,24px)}
.proof__item{margin:0;display:flex;flex-direction:column;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),border-color .25s}
.proof__item:hover{transform:translateY(-3px);border-color:#3a3a40}
.proof__item img{width:100%;aspect-ratio:4/3;object-fit:cover}
.proof__item figcaption{padding:18px 20px}
.proof__item figcaption b{display:block;font-size:1.3rem;font-weight:700;color:#fff;letter-spacing:-.01em;margin-bottom:6px}
.proof__item figcaption span{display:block;font-size:.9rem;line-height:1.55;color:var(--text-2)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.8vw,24px)}
.gallery figure{margin:0;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;background:var(--surface)}
.gallery img{width:100%;aspect-ratio:3/2;object-fit:cover}
.gallery figcaption{padding:14px 18px;font-size:.86rem;line-height:1.5;color:var(--text-2)}
.media-row__media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.section--light .media-row__media{box-shadow:0 24px 50px -28px rgba(0,0,0,.4)}

/* ---------- "not sure which line?" chooser ---------- */
.chooser{margin-top:clamp(28px,3vw,44px);background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:clamp(22px,2.6vw,34px)}
.section--light .chooser{background:#fff;border-color:#E4E4E7}
.chooser__lead{font-weight:600;color:var(--text);margin:0 0 18px;font-size:1.02rem;max-width:none}
.section--light .chooser__lead{color:var(--ink)}
.chooser__list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.chooser__list li{margin:0}
.chooser__list a{display:flex;align-items:center;justify-content:space-between;gap:16px;height:100%;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;
  color:var(--text);transition:border-color .18s,background .18s,transform .18s var(--ease)}
.section--light .chooser__list a{background:#F9F9FB;border-color:#E4E4E7;color:var(--ink)}
.chooser__list a:hover{border-color:var(--red);background:var(--surface-2);transform:translateY(-2px)}
.section--light .chooser__list a:hover{background:#fff;border-color:var(--red)}
.chooser__list b{font-weight:600;font-size:.96rem;line-height:1.4}
.chooser__list span{flex:none;display:inline-flex;align-items:center;gap:7px;color:var(--red-txt);
  font-size:.8rem;font-weight:650;text-transform:uppercase;letter-spacing:.05em}
.section--light .chooser__list span{color:var(--red-ink)}
.chooser__list em{font-style:normal;font-size:1.15em;line-height:1}

/* ---------- spec tables ---------- */
.anchors{position:sticky;top:var(--header-h);z-index:60;background:rgba(12,12,13,.9);
  backdrop-filter:blur(12px);border-block:1px solid var(--line);margin-bottom:0}
.anchors__list{display:flex;gap:4px;list-style:none;margin:0;padding:0;overflow-x:auto;
  max-width:var(--maxw);margin-inline:auto;padding-inline:24px;scrollbar-width:none}
.anchors__list::-webkit-scrollbar{display:none}
.anchors__list li{margin:0;flex:none}
.anchors__list a{display:block;white-space:nowrap;padding:15px 16px;font-size:.9rem;
  font-weight:550;color:var(--text-2);border-bottom:2px solid transparent}
.anchors__list a:hover{color:#fff}
.anchors__list a.is-active{color:#fff;border-bottom-color:var(--red)}
.anchors__list a.is-cta{color:var(--red-txt);font-weight:650}

.keyspec{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:34px}
.keyspec div{background:var(--bg-2);padding:20px}
.keyspec dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.09em;color:var(--text-3);margin-bottom:7px}
.keyspec dd{margin:0;font-size:1.03rem;font-weight:600;color:#fff;letter-spacing:-.01em}

.table-wrap{overflow-x:auto;border:1px solid #E4E4E7;border-radius:var(--radius);background:#fff}
table{border-collapse:collapse;width:100%;min-width:600px;font-size:.93rem;color:var(--ink);background:#fff}
caption{text-align:left;font-weight:650;padding:18px 22px;color:var(--ink);
  font-size:1.02rem;border-bottom:2px solid var(--red)}
th,td{padding:13px 22px;text-align:left;border-bottom:1px solid #EFEFF1;vertical-align:top}
thead th{background:var(--ink);color:#fff;font-size:.78rem;text-transform:uppercase;
  letter-spacing:.09em;font-weight:600;white-space:nowrap}
tbody th{font-weight:600;white-space:nowrap;color:var(--ink);background:#FAFAFA;width:1%}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
td.yes{color:#15803D;font-weight:600}
td.no{color:#71717A}

/* ---------- applications chips ---------- */
.apps{display:flex;flex-wrap:wrap;gap:11px;list-style:none;padding:0;margin:0}
.apps li{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:100px;
  padding:10px 20px;font-size:.9rem;color:var(--text-2)}
.apps li::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;
  background:var(--red);margin-right:9px;vertical-align:middle}
.section--light .apps li{background:#fff;border-color:#E4E4E7;color:var(--gray)}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{position:relative;padding-top:26px;border-top:2px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:-1px;left:0;
  transform:translateY(-50%);background:var(--bg);padding-right:12px;color:var(--red);
  font-weight:700;font-size:.92rem;letter-spacing:.05em}
.section--light .step::before{background:var(--panel)}
.step h3{font-size:1.02rem;margin-bottom:7px}
.step p{font-size:.92rem;color:var(--text-2);margin:0}
.section--light .step p{color:var(--gray)}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:22px 44px 22px 0;font-weight:600;font-size:1.04rem;
  list-style:none;position:relative;color:var(--text)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:#fff}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:11px;height:11px;
  border-right:2px solid var(--red);border-bottom:2px solid var(--red);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq__a{padding:0 40px 24px 0;color:var(--text-2);font-size:.98rem}
.faq__a p:last-child{margin-bottom:0}
.section--light .faq details{border-color:#E4E4E7}
.section--light .faq summary{color:var(--ink)}
.section--light .faq__a{color:var(--gray)}

/* ---------- quote / trust bands ---------- */
.band{background:linear-gradient(135deg,#160205 0%,#0C0C0D 45%,#1A0207 100%);
  border-block:1px solid var(--line)}
.band--red{background:var(--red);border:0}
.band--red .eyebrow{color:rgba(255,255,255,.85)}
.band--red .eyebrow::before{background:rgba(255,255,255,.85)}
.band--red h2,.band--red p{color:#fff}
.band--red p{opacity:.92}

.quote-grid{display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(32px,4vw,64px);align-items:start}
.contact-list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:16px}
.contact-list li{margin:0;display:flex;gap:14px;align-items:flex-start}
.contact-list .ico{flex:none;width:40px;height:40px;border-radius:11px;background:var(--surface);
  border:1px solid var(--line);display:grid;place-items:center;color:var(--red);font-size:1rem}
.contact-list .lbl{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-3);margin-bottom:2px}
.contact-list a{color:#fff;font-weight:600}
.contact-list a:hover{color:var(--red)}
.assurance{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.assurance span{font-size:.76rem;color:var(--text-3);background:var(--surface);
  border:1px solid var(--line);border-radius:6px;padding:5px 11px}

/* routed contact */
.router{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.router a{display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;color:var(--text)}
.router a:hover{border-color:var(--red);background:var(--surface-2);color:var(--text)}
.router b{display:block;color:#fff;font-size:1.05rem;margin-bottom:8px;font-weight:620}
.router span{font-size:.9rem;color:var(--text-2);display:block}
.router .go{color:var(--red-txt);font-size:.86rem;font-weight:650;margin-top:14px;display:block}

/* ---------- forms ---------- */
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(24px,3vw,38px)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:17px}
label{display:block;font-size:.85rem;font-weight:600;color:var(--text);margin-bottom:7px}
input,select,textarea{width:100%;background:var(--bg);border:1px solid var(--line-strong);
  color:var(--text);border-radius:10px;padding:13px 15px;font:inherit;font-size:.96rem;
  min-height:48px;transition:border-color .15s,box-shadow .15s}
textarea{min-height:110px;resize:vertical}
input::placeholder,textarea::placeholder{color:var(--text-3)}
input:hover,select:hover,textarea:hover{border-color:rgba(255,255,255,.28)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(226,0,26,.22)}
select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' fill='none' stroke='%23A8A8B0' stroke-width='2'%3E%3Cpath d='M1 1l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:42px}
input[type=file]{padding:11px 14px;font-size:.88rem;color:var(--text-2)}
input[type=file]::file-selector-button{background:var(--surface-2);border:1px solid var(--line-strong);
  color:var(--text);border-radius:8px;padding:8px 14px;margin-right:12px;font:inherit;font-size:.85rem;cursor:pointer}
.consent{display:flex;gap:11px;align-items:flex-start;font-size:.86rem;color:var(--text-2)}
.consent input{width:18px;height:18px;min-height:18px;margin-top:2px;flex:none;accent-color:var(--red)}
.consent label{margin:0;font-weight:400;font-size:.86rem;color:var(--text-2)}
.form__note{font-size:.84rem;color:var(--text-3);margin:14px 0 0}
.form__status{margin-top:16px;padding:14px 16px;border-radius:10px;font-weight:600;font-size:.92rem;display:none}
.form__status.is-ok{display:block;background:rgba(21,128,61,.15);border:1px solid rgba(34,197,94,.4);color:#86EFAC}
.form__status.is-err{display:block;background:rgba(226,0,26,.13);border:1px solid rgba(226,0,26,.45);color:#FCA5A5}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}

/* ---------- footer ---------- */
.footer{background:#08080A;border-top:1px solid var(--line);padding:clamp(48px,6vw,80px) 0 0;font-size:.93rem}
.footer__cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:38px;padding-bottom:44px}
.footer h3{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-3);
  font-weight:600;margin-bottom:16px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.footer li{margin:0}
.footer a{color:var(--text-2)}
.footer a:hover{color:#fff}
.footer p{color:var(--text-3);font-size:.9rem}
.footer__bottom{border-top:1px solid var(--line);padding:22px 0 100px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;color:var(--text-3);font-size:.83rem}
.footer__bottom p{margin:0;max-width:none;font-size:.83rem}

/* ---------- sticky action bar ---------- */
.actionbar{position:fixed;left:0;right:0;bottom:0;z-index:95;background:rgba(12,12,13,.94);
  backdrop-filter:blur(14px);border-top:1px solid var(--line);
  transform:translateY(110%);transition:transform .32s var(--ease)}
.actionbar.is-visible{transform:translateY(0)}
.actionbar__inner{max-width:var(--maxw);margin-inline:auto;padding:12px 24px;
  display:flex;align-items:center;gap:18px}
.actionbar__copy{flex:1;min-width:0}
.actionbar__copy b{display:block;color:#fff;font-size:.97rem;font-weight:620}
.actionbar__copy span{display:block;color:var(--text-3);font-size:.81rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.actionbar .btn{flex:none}

/* ---------- breadcrumb ---------- */
.crumb{padding-top:18px;font-size:.84rem}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:9px;padding:0;margin:0}
.crumb li{margin:0;color:var(--text-3)}
.crumb li + li::before{content:"/";margin-right:9px;color:var(--text-3);opacity:.6}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--text)}

/* ---------- scroll reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}
[data-reveal][data-delay="1"]{transition-delay:.09s}
[data-reveal][data-delay="2"]{transition-delay:.18s}
[data-reveal][data-delay="3"]{transition-delay:.27s}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  /* right-anchor the mega-menu so it can't spill past the viewport edge
     in the 760–1080px band where the desktop nav still shows */
  .menu{min-width:0;width:min(520px,calc(100vw - 40px));left:auto;right:0;
    transform:translateX(0) translateY(-6px)}
  .menu[data-open="true"]{transform:translateX(0) translateY(0)}
  .keyspec{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:920px){
  .hero__grid,.scene-panel__grid,.tsim,.calc,.quote-grid,.media-row,.diagram-row{grid-template-columns:1fr}
  .features--3,.features--4,.gallery,.proof{grid-template-columns:repeat(2,1fr)}
  .media-row--flip .media-row__media{order:0}
  .grid--3,.grid--4,.features,.steps,.router{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .footer__cols{grid-template-columns:1fr 1fr}
  .hero__media{order:-1}
}
@media (max-width:760px){
  .nav{position:fixed;inset:var(--header-h) 0 auto 0;background:var(--bg-2);
    border-bottom:1px solid var(--line);padding:14px 24px 22px;display:none;
    max-height:calc(100vh - var(--header-h));overflow-y:auto}
  .nav.is-open{display:block}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__link,.menu-btn{width:100%;padding:14px 12px;font-size:1rem;text-align:left}
  .nav__cta{margin:12px 0 0}
  .nav__cta .btn{width:100%}
  .has-menu{position:static}
  .menu{position:static;transform:none;min-width:0;width:100%;box-shadow:none;
    background:transparent;border:0;padding:0 0 0 10px}
  .menu[data-open="true"]{grid-template-columns:1fr;transform:none}
  .nav-toggle{display:flex}
  .grid--2,.grid--3,.grid--4,.features,.features--2,.features--3,.features--4,.gallery,.proof,.rel__grid,.router,.chooser__list,.form__row{grid-template-columns:1fr}
  .compare__tag{font-size:.7rem;padding:6px 12px}
  .actionbar__copy{display:none}
  .actionbar__inner{padding:10px 16px;gap:10px}
  .actionbar .btn{flex:1}
  .footer__bottom{padding-bottom:110px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
}
@media print{
  .header,.actionbar,.footer,.form,.compare__range{display:none}
  body{background:#fff;color:#000}
}

/* downloads page + red-band ghost button */
.dl-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.band--red .btn--ghost{border-color:rgba(255,255,255,.5);color:#fff}
.band--red .btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

/* ============================================================
   v3 enhancement pass — real Inter is now loaded; the rules below
   add depth, motion and credibility without touching the layout grid.
   All motion is disabled under prefers-reduced-motion (see below).
   ============================================================ */

/* accent wordmark → subtle brand gradient (large display text only, safe fallback) */
@supports ((-webkit-background-clip:text) or (background-clip:text)){
  .accent{background:linear-gradient(100deg,var(--red) 0%,#FF4D5E 52%,var(--red) 100%);
    -webkit-background-clip:text;background-clip:text;color:transparent}
}

/* primary CTA: a soft light sweep crosses on hover */
.btn{position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(120deg,transparent 35%,rgba(255,255,255,.28) 50%,transparent 65%);
  transform:translateX(-130%);transition:transform .6s var(--ease)}
.btn:hover::after{transform:translateX(130%)}
.btn--ghost::after{background:linear-gradient(120deg,transparent 35%,rgba(255,255,255,.10) 50%,transparent 65%)}
.btn--quiet::after{display:none}

/* prose links get an animated underline that grows on hover (nav/buttons excluded) */
.section p a:not(.btn),.faq__a a{background-image:linear-gradient(currentColor,currentColor);
  background-size:0% 1.5px;background-repeat:no-repeat;background-position:0 100%;
  transition:background-size .28s var(--ease),color .15s}
.section p a:not(.btn):hover,.faq__a a:hover{background-size:100% 1.5px}

/* "available now" live badge — green status dot with a gentle ping */
.badge--live{border-color:rgba(34,197,94,.35);color:var(--text)}
.badge--live::before{background:#22C55E;animation:livePing 2.6s var(--ease) infinite}
@keyframes livePing{0%{box-shadow:0 0 0 0 rgba(34,197,94,.55)}
  70%{box-shadow:0 0 0 7px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}

/* credibility strip — same hairline-grid language as .stats / .keyspec */
.trustbar{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.trustbar li{margin:0;background:var(--bg);padding:20px 22px;display:flex;flex-direction:column;gap:5px;
  transition:background .2s}
.trustbar li:hover{background:var(--bg-2)}
.trustbar__k{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--red-txt);font-weight:700}
.trustbar__v{font-size:.92rem;color:var(--text-2);line-height:1.45}
.trustbar__v strong{color:var(--white);font-weight:600}
@media (max-width:920px){.trustbar{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.trustbar{grid-template-columns:1fr}}

/* refined branded scrollbar (inherits to descendants on Firefox; the anchor bar
   keeps its own scrollbar-width:none via higher specificity) */
html{scrollbar-width:thin;scrollbar-color:var(--surface-2) transparent}
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--surface-2);border:3px solid var(--bg);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:#34343B}

/* the v3 animations are motion; honour the user's reduced-motion preference */
@media (prefers-reduced-motion:reduce){
  .hero::before,.badge--live::before{animation:none}
  .btn::after{transition:none}
}