/* ==========================================================================
   OpsSync — Amber signal bench
   Base system: tokens, instrument primitives, layout, sections.
   Module styles live in scope.css, timing.css, calc.css, agent.css.
   ========================================================================== */

:root {
  /* Bench & glass */
  --bench: #2C2D28;          /* brand charcoal — the bench surface */
  --bench-deep: #242520;
  --panel: #33342E;          /* raised instrument panel */
  --panel-hi: #3B3C35;
  --edge: #4A4B43;           /* bezel edge */
  --edge-soft: #3E3F38;
  --glass: #121310;          /* CRT glass */
  --glass-2: #181915;
  --grat: rgba(237, 235, 227, 0.075);        /* graticule minor */
  --grat-major: rgba(237, 235, 227, 0.16);   /* graticule axes */

  /* Phosphor */
  --amber: #F19E28;          /* brand orange = CH1 phosphor */
  --amber-hot: #FFC064;      /* trace core */
  --amber-glow: rgba(241, 158, 40, 0.42);
  --amber-dim: rgba(241, 158, 40, 0.16);
  --white: #FFFFFF;          /* brand white = CH2 phosphor */
  --phos-white: #EFEDE6;

  /* Text */
  --ink: #F4F2EC;            /* primary text on dark (14:1 on bench) */
  --ink-2: #CFCDC5;          /* secondary text (9.6:1) */
  --muted: #A3A49A;          /* labels (5.6:1 on bench, 7.4:1 on glass) */
  --faint: #6F7067;          /* decoration only, never text */
  --danger: #FF8A73;

  /* Type */
  --f-brand: "Poppins", ui-sans-serif, system-ui, sans-serif;
  --f-caps: "Sofia Sans Condensed", "Arial Narrow", ui-sans-serif, sans-serif;
  --f-mono: "B612 Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --t-display: clamp(2.55rem, 1.2rem + 4.6vw, 5.4rem);
  --t-h2: clamp(2rem, 1.3rem + 2.4vw, 3.3rem);
  --t-h3: clamp(1.2rem, 1.05rem + 0.5vw, 1.45rem);
  --t-lead: clamp(1.05rem, 1rem + 0.25vw, 1.2rem);
  --t-body: 1.0625rem;
  --t-small: 0.9rem;
  --t-caps: 0.78rem;

  /* Space */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px; --s8: 64px; --s9: 96px; --s10: 128px;
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1320px;
  --nav-h: 64px;
  --section-pad: clamp(88px, 10vw, 152px);

  /* Shape & depth */
  --r-bezel: 18px;
  --r-screen: 10px;
  --r-key: 8px;
  --shadow-bezel:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35),
    0 2px 3px rgba(0, 0, 0, 0.25),
    0 22px 48px -18px rgba(0, 0, 0, 0.65);
  --shadow-glass:
    inset 0 0 0 1px rgba(0, 0, 0, 0.85),
    inset 0 0 0 2px rgba(255, 255, 255, 0.035),
    inset 0 18px 42px rgba(0, 0, 0, 0.55),
    inset 0 0 90px rgba(241, 158, 40, 0.035);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);        /* exponential settle */
  --ease-snap: cubic-bezier(0.2, 0.9, 0.1, 1);
  --dur-1: 180ms; --dur-2: 420ms; --dur-3: 820ms;
  --spin-period: 2.8s;
}

/* ---------- Reset & browser surfaces ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); color-scheme: dark; scrollbar-color: #5A5B52 var(--bench-deep); }
body {
  margin: 0;
  background:
    radial-gradient(1200px 700px at 70% -10%, rgba(241, 158, 40, 0.05), transparent 60%),
    var(--bench);
  color: var(--ink);
  font-family: var(--f-brand);
  font-size: var(--t-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  caret-color: var(--amber);
}
::selection { background: rgba(241, 158, 40, 0.34); color: #fff; }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--bench-deep); }
::-webkit-scrollbar-thumb { background: #55564E; border-radius: 8px; border: 3px solid var(--bench-deep); }
::-webkit-scrollbar-thumb:hover { background: #6A6B62; }
img, svg, canvas { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--amber); color: #1E1F1B; font-family: var(--f-caps); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; border-radius: var(--r-key); transition: top var(--dur-1) var(--ease-out); }
.skip:focus { top: 12px; }

.container { width: min(100% - 2 * var(--gutter), var(--maxw)); margin-inline: auto; }

/* ---------- Icons ---------- */
.icon { width: 20px; height: 20px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.icon--lg { width: 28px; height: 28px; stroke-width: 1.6; }

/* ---------- Type primitives ---------- */
.caps { font-family: var(--f-caps); font-weight: 600; font-size: var(--t-caps); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); line-height: 1.3; }
.phos { color: var(--amber); text-shadow: 0 0 22px var(--amber-glow), 0 0 2px rgba(255, 192, 100, 0.55); }
.num, .seg { font-variant-numeric: tabular-nums; }

/* ---------- Instrument primitives ---------- */
.bezel {
  position: relative;
  background: linear-gradient(180deg, var(--panel-hi) 0%, var(--panel) 38%, #2E2F29 100%);
  border: 1px solid var(--edge);
  border-radius: var(--r-bezel);
  box-shadow: var(--shadow-bezel);
}
.screen {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(120% 95% at 50% 38%, #1C1E19 0%, var(--glass) 62%, #0C0D0A 100%);
  border-radius: var(--r-screen);
  box-shadow: var(--shadow-glass);
  overflow: hidden;
}
/* Etched graticule: 10 × 8 divisions. Screens that draw their own grid set --grat-on: 0. */
.screen::before {
  content: "";
  position: absolute; inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: var(--grat-on, 1);
  background-image:
    linear-gradient(to right, var(--grat) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grat) 1px, transparent 1px);
  background-size: calc(100% / 10) calc(100% / 8);
  background-position: -1px -1px;
}
/* CRT scan texture, kept faint so text stays crisp. */
.screen::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 3px);
  mix-blend-mode: screen;
  z-index: 5;
}

.led {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex: none;
  background: #45463F;
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.6);
  transition: background var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
}
.led--on, .led[data-on="true"], .is-on > .led {
  background: var(--amber);
  box-shadow: 0 0 0 2px rgba(241, 158, 40, 0.18), 0 0 10px var(--amber-glow);
}

/* Keys (buttons) */
.key {
  --key-bg: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 22px;
  border-radius: var(--r-key);
  font-family: var(--f-caps); font-weight: 700; font-size: 0.98rem; letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; line-height: 1.1; white-space: nowrap;
  border: 1px solid transparent;
  transition: background-color var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out), box-shadow var(--dur-2) var(--ease-out), transform var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
.key--run {
  background: var(--amber);
  color: #1D1E19;
  border-color: #B9761C;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    inset 0 -2px 0 rgba(0, 0, 0, 0.16),
    0 1px 2px rgba(0, 0, 0, 0.35),
    0 10px 26px -10px rgba(241, 158, 40, 0.7);
}
.key--run:hover { background: #F8AE45; box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), inset 0 -2px 0 rgba(0, 0, 0, 0.14), 0 2px 4px rgba(0, 0, 0, 0.3), 0 14px 34px -10px rgba(241, 158, 40, 0.85); }
.key--run:active { transform: translateY(1px); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), inset 0 2px 4px rgba(0, 0, 0, 0.2), 0 4px 12px -6px rgba(241, 158, 40, 0.6); }
.key--ghost {
  color: var(--ink);
  border-color: #5A5B52;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 1px 2px rgba(0, 0, 0, 0.3);
}
.key--ghost:hover { border-color: var(--amber); color: var(--amber); }
.key--ghost:active { transform: translateY(1px); }
.key--sm { min-height: 40px; padding: 8px 16px; font-size: 0.86rem; }
.key[aria-disabled="true"], .key:disabled { opacity: 0.5; pointer-events: none; }

.link { display: inline-flex; align-items: center; gap: 8px; color: var(--amber); font-weight: 500; text-decoration: none; }
.link:hover { text-decoration: underline; }
.link .icon { width: 18px; height: 18px; transition: transform var(--dur-2) var(--ease-out); }
.link:hover .icon { transform: translateX(3px); }

/* Seven-segment readouts (seg7.js swaps the text for drawn digits) */
.seg {
  display: inline-flex; align-items: flex-end;
  font-family: var(--f-mono); font-weight: 700;
  color: var(--amber);
  text-shadow: 0 0 14px var(--amber-glow);
  line-height: 1;
  letter-spacing: 0.02em;
}
.seg svg { height: 1em; width: auto; overflow: visible; }
.seg .s-on { fill: var(--amber); filter: drop-shadow(0 0 3px rgba(241, 158, 40, 0.65)); }
.seg .s-off { fill: rgba(241, 158, 40, 0.07); }
.seg__aff { font-family: var(--f-mono); font-weight: 700; font-size: 0.62em; line-height: 1; align-self: flex-start; margin-right: 0.12em; color: var(--amber); }

/* The always-spinning mark (brand requirement: it never stops). */
.spin { animation: spin var(--spin-period) cubic-bezier(0.35, 0.2, 0.65, 0.8) infinite; transform-origin: 50% 50%; will-change: transform; }
@keyframes spin { to { transform: rotate(360deg); } }
.brand:hover .spin, .spin.is-fast { animation-duration: 1s; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--nav-h);
  background: var(--bench);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
}
.nav.is-scrolled { border-bottom-color: var(--edge-soft); box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.7); }
.nav__inner { height: 100%; width: min(100% - 2 * var(--gutter), var(--maxw)); margin-inline: auto; display: flex; align-items: center; gap: var(--s5); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.brand__mark { width: 30px; height: 30px; }
.brand__word { font-family: var(--f-brand); font-size: 1.32rem; letter-spacing: -0.02em; line-height: 1; }
.brand__ops { font-weight: 500; color: var(--white); }
.brand__sync { font-weight: 700; color: var(--amber); }
.nav__links { display: flex; gap: 4px; margin-left: var(--s4); }
.nav__links a {
  position: relative; padding: 10px 12px;
  font-family: var(--f-caps); font-weight: 600; font-size: 0.92rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-2); text-decoration: none;
  transition: color var(--dur-1) var(--ease-out);
}
.nav__links a::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-2) var(--ease-out); box-shadow: 0 0 8px var(--amber-glow); }
.nav__links a:hover, .nav__links a[aria-current="true"] { color: var(--white); }
.nav__links a[aria-current="true"]::after, .nav__links a:hover::after { transform: scaleX(1); }
.nav__tools { margin-left: auto; display: flex; align-items: center; gap: var(--s4); }
.nav__status { display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-caps); font-weight: 600; font-size: 0.74rem; letter-spacing: 0.14em; color: var(--muted); white-space: nowrap; }
.nav__status.is-locked { color: var(--amber); }
.nav__status.is-locked .led { background: var(--amber); box-shadow: 0 0 0 2px rgba(241, 158, 40, 0.18), 0 0 10px var(--amber-glow); }
.lang { display: inline-flex; padding: 3px; gap: 2px; border-radius: 8px; background: var(--bench-deep); box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--edge-soft); }
.lang__opt { min-width: 40px; min-height: 34px; padding: 4px 8px; border: 0; border-radius: 6px; background: transparent; font-family: var(--f-caps); font-weight: 700; font-size: 0.82rem; letter-spacing: 0.1em; color: var(--muted); transition: background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out); }
.lang__opt[aria-pressed="true"] { background: var(--panel-hi); color: var(--amber); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 1px 2px rgba(0, 0, 0, 0.5); }
.lang__opt:hover { color: var(--white); }
.nav__menu { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border: 1px solid #5A5B52; border-radius: var(--r-key); background: transparent; color: var(--ink); }

@media (max-width: 1080px) {
  .nav__status { display: none; }
}
@media (max-width: 900px) {
  .nav__menu { display: inline-flex; }
  .nav__cta { display: none; }
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; margin: 0;
    flex-direction: column; gap: 0; padding: var(--s3) var(--gutter) var(--s5);
    background: var(--bench); border-bottom: 1px solid var(--edge-soft);
    box-shadow: 0 24px 40px -20px rgba(0, 0, 0, 0.8);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out), visibility 0s linear var(--dur-2);
  }
  .nav__links a { padding: 14px 4px; font-size: 1.05rem; border-bottom: 1px solid var(--edge-soft); }
  .nav__links a::after { display: none; }
  .nav.is-open .nav__links { transform: none; opacity: 1; visibility: visible; transition-delay: 0s; }
}
@media (max-width: 420px) {
  .brand__word { font-size: 1.15rem; }
  .nav__tools { gap: var(--s2); }
}

/* ---------- Section rail (trigger-level indicator) ---------- */
.rail { display: none; }
@media (min-width: 1400px) {
  .rail {
    --scan: 0%;
    display: block;
    position: fixed; z-index: 40;
    right: 18px; top: 50%; transform: translateY(-50%);
    height: min(62vh, 520px); width: 110px;
    pointer-events: none;
  }
  .rail__scale {
    position: absolute; right: 0; top: 0; bottom: 0; width: 10px;
    background:
      repeating-linear-gradient(to bottom, #7C7D74 0 1px, transparent 1px 10%),
      repeating-linear-gradient(to bottom, rgba(124, 125, 116, 0.5) 0 1px, transparent 1px 2%);
    background-size: 10px 100%, 5px 100%;
    background-position: right top, right top;
    background-repeat: no-repeat;
    border-right: 1px solid #7C7D74;
  }
  .rail__marker {
    position: absolute; right: 14px; top: var(--scan);
    transform: translateY(-50%);
    font-family: var(--f-caps); font-weight: 700; font-size: 0.72rem; color: #1D1E19;
    background: var(--amber); padding: 1px 6px 1px 5px;
    clip-path: polygon(0 0, 72% 0, 100% 50%, 72% 100%, 0 100%);
    padding-right: 11px;
    box-shadow: 0 0 10px var(--amber-glow);
    transition: top 120ms linear;
  }
  .rail__list { position: absolute; right: 44px; top: 0; bottom: 0; display: flex; flex-direction: column; justify-content: space-between; text-align: right; }
  .rail__list li { font-family: var(--f-caps); font-weight: 600; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: #8E8F86; transition: color var(--dur-2) var(--ease-out); white-space: nowrap; }
  .rail__list li.is-active { color: var(--amber); }
  .rail__trig { position: absolute; right: 0; bottom: -28px; font-family: var(--f-caps); font-weight: 700; font-size: 0.7rem; letter-spacing: 0.14em; color: #8E8F86; transition: color var(--dur-2) var(--ease-out); }
  .rail.is-end .rail__trig { color: var(--amber); text-shadow: 0 0 10px var(--amber-glow); }
}
/* Labels only where the side margin can hold them; below that the rail is scale + trigger marker. */
@media (min-width: 1400px) and (max-width: 1619px) {
  .rail { width: 44px; right: 12px; }
  .rail__list, .rail__trig { display: none; }
}

/* ---------- Sections ---------- */
main { display: block; }
.section { padding-block: var(--section-pad); position: relative; }
.section + .section { border-top: 1px solid rgba(255, 255, 255, 0.04); }
.section__head { max-width: 64ch; margin-bottom: clamp(36px, 5vw, 64px); }
.section__title { font-family: var(--f-brand); font-weight: 600; font-size: var(--t-h2); line-height: 1.08; letter-spacing: -0.03em; text-wrap: balance; color: var(--white); }
.section__lead { margin-top: var(--s4); font-size: var(--t-lead); line-height: 1.6; color: var(--ink-2); max-width: 62ch; text-wrap: pretty; }
.section--quiet { background: var(--bench-deep); }
.section--tight { padding-block: clamp(64px, 7vw, 108px); }

/* ---------- Hero ---------- */
.hero { padding-top: calc(var(--nav-h) + clamp(12px, 2vw, 24px)); padding-bottom: clamp(56px, 7vw, 96px); }
.hero__bezel { padding: clamp(10px, 1.2vw, 16px); }
.hero__screen {
  --grat-on: 0;
  min-height: clamp(520px, calc(100svh - var(--nav-h) - 190px), 760px);
  display: grid;
  align-items: center;
}
.hero__copy { position: relative; z-index: 3; padding: clamp(72px, 9vw, 120px) clamp(22px, 5vw, 72px) clamp(56px, 6vw, 88px); max-width: 780px; }
.hero__title { font-weight: 700; font-size: var(--t-display); line-height: 0.98; letter-spacing: -0.04em; text-wrap: balance; color: var(--white); }
.hero__title .phos { display: inline-block; }
.hero__lead { margin-top: clamp(18px, 2vw, 26px); font-size: var(--t-lead); color: var(--ink-2); max-width: 54ch; text-wrap: pretty; }
.hero__actions { margin-top: clamp(24px, 3vw, 36px); display: flex; flex-wrap: wrap; gap: var(--s3); }

.measure { margin-top: clamp(10px, 1.2vw, 16px); padding: 14px clamp(12px, 2vw, 22px) 8px; border-top: 1px solid rgba(255, 255, 255, 0.05); }
.measure__caption { font-family: var(--f-caps); font-weight: 600; font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.measure__row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
.measure__cell { display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: 8px; padding: 6px clamp(10px, 1.6vw, 20px) 10px; border-left: 1px solid var(--edge-soft); }
.measure__cell:first-child { border-left: 0; padding-left: 0; }
.measure__cell dt { font-size: 0.82rem; line-height: 1.35; color: var(--ink-2); max-width: 26ch; }
.measure__cell dd { display: flex; align-items: flex-end; gap: 6px; font-size: clamp(1.7rem, 1.2rem + 1.4vw, 2.5rem); }
.unit { font-family: var(--f-caps); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.1em; color: var(--muted); text-transform: uppercase; padding-bottom: 2px; }
.unit--pre { padding-bottom: 2px; }
@media (max-width: 860px) {
  .measure__row { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 14px; }
  .measure__cell:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 560px) {
  .hero__screen { min-height: 0; }
  .hero__copy { padding-top: 64px; padding-bottom: 72px; }
  .hero__actions .key { flex: 1 1 100%; }
}

/* ---------- Services (softkeys + screen) ---------- */
.svc { display: grid; grid-template-columns: minmax(230px, 300px) 1fr; gap: clamp(10px, 1.4vw, 16px); padding: clamp(10px, 1.4vw, 16px); }
.svc__keys { display: flex; flex-direction: column; gap: 6px; }
.svc__key {
  display: flex; align-items: center; gap: 12px; text-align: left;
  min-height: 50px; padding: 10px 14px;
  border: 1px solid var(--edge-soft); border-radius: var(--r-key);
  background: linear-gradient(180deg, #393A33, #30312B);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 1px 2px rgba(0, 0, 0, 0.35);
  font-family: var(--f-caps); font-weight: 600; font-size: 0.95rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2);
  transition: color var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out);
}
.svc__key .icon { color: var(--muted); transition: color var(--dur-1) var(--ease-out), filter var(--dur-2) var(--ease-out); }
.svc__key:hover { color: var(--white); border-color: #5A5B52; }
.svc__key[aria-selected="true"] { color: var(--white); border-color: rgba(241, 158, 40, 0.55); background: linear-gradient(180deg, #3E3A2F, #33302A); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), inset 0 0 0 1px rgba(241, 158, 40, 0.12), 0 0 18px -6px var(--amber-glow); }
.svc__key[aria-selected="true"] .icon { color: var(--amber); filter: drop-shadow(0 0 4px var(--amber-glow)); }
.svc__key--open { border-style: dashed; }
.svc__key .marked-dot { margin-left: auto; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }
.svc__screen { min-height: 420px; padding: clamp(24px, 3.4vw, 44px); }
.svc__panel + .svc__panel { margin-top: var(--s8); }
.js .svc__panel + .svc__panel { margin-top: 0; }
.js .svc__panel[aria-hidden="true"] { display: none; }
.svc__title { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.35rem); font-weight: 600; letter-spacing: -0.025em; line-height: 1.1; color: var(--white); }
.svc__desc { margin-top: var(--s4); font-size: var(--t-lead); color: var(--ink-2); max-width: 60ch; }
.svc__list { margin-top: var(--s5); display: grid; gap: 10px; max-width: 62ch; }
.svc__list li { position: relative; padding-left: 28px; color: var(--ink); }
.svc__list li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 16px; height: 2px; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }
.svc__tools { margin-top: var(--s5); font-family: var(--f-mono); font-size: 0.82rem; color: var(--muted); letter-spacing: 0.01em; }
.mark-btn {
  margin-top: var(--s6);
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 44px; padding: 8px 16px 8px 12px;
  border: 1px dashed #6A6B62; border-radius: var(--r-key); background: transparent;
  font-family: var(--f-caps); font-weight: 700; font-size: 0.86rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2);
  transition: color var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out);
}
.mark-btn:hover { color: var(--amber); border-color: var(--amber); }
.mark-btn[aria-pressed="true"] { border-style: solid; border-color: var(--amber); color: #1D1E19; background: var(--amber); }
.mark-btn[aria-pressed="true"] .icon { transform: rotate(45deg); }
.mark-btn .icon { width: 18px; height: 18px; transition: transform var(--dur-2) var(--ease-out); }
@media (max-width: 860px) {
  .svc { grid-template-columns: 1fr; }
  .svc__keys { flex-direction: row; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 4px; scrollbar-width: thin; }
  .svc__key { flex: none; scroll-snap-align: start; min-height: 46px; }
  .svc__screen { min-height: 0; }
}

/* ---------- Method: timebase ---------- */
.timebase { position: relative; }
.timebase__trace { width: 100%; height: 120px; overflow: visible; }
.timebase__ghost { fill: none; stroke: rgba(237, 235, 227, 0.14); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.timebase__live { fill: none; stroke: var(--amber); stroke-width: 2.25; vector-effect: non-scaling-stroke; filter: drop-shadow(0 0 5px var(--amber-glow)); }
.timebase__steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--edge); }
.timebase__step { position: relative; padding: var(--s5) clamp(14px, 2vw, 28px) 0 0; }
.timebase__step::before { content: ""; position: absolute; top: -1px; left: 0; width: 1px; height: 14px; background: #8E8F86; }
.timebase__step:first-child::before { height: 22px; width: 2px; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }
.timebase__n { color: var(--amber); font-size: 0.82rem; margin-bottom: 10px; }
.timebase__step h3 { font-size: var(--t-h3); font-weight: 600; letter-spacing: -0.015em; color: var(--white); margin-bottom: 8px; }
.timebase__step p:not(.timebase__n) { color: var(--ink-2); font-size: 0.98rem; max-width: 34ch; }
@media (max-width: 900px) {
  .timebase__trace { display: none; }
  .timebase__steps { grid-template-columns: 1fr; border-top: 0; border-left: 1px solid var(--edge); padding-left: var(--s5); gap: var(--s6); }
  .timebase__step { padding: 0; }
  .timebase__step::before { top: 6px; left: calc(-1 * var(--s5) - 1px); width: 14px; height: 1px; }
  .timebase__step:first-child::before { width: 22px; height: 2px; }
}

/* ---------- Spec sheet: the instrument's own datasheet, on glass ---------- */
.spec {
  margin-top: clamp(40px, 5vw, 72px);
  max-width: 1040px;
  padding: clamp(10px, 1.4vw, 16px);
  background: linear-gradient(180deg, var(--panel-hi) 0%, var(--panel) 38%, #2E2F29 100%);
  border: 1px solid var(--edge);
  border-radius: var(--r-bezel);
  box-shadow: var(--shadow-bezel);
}
.spec__head, .spec__rows { position: relative; background: radial-gradient(120% 95% at 50% 38%, #1C1E19 0%, var(--glass) 62%, #0C0D0A 100%); box-shadow: var(--shadow-glass); }
.spec__head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s4); flex-wrap: wrap; padding: clamp(18px, 2.4vw, 26px) clamp(18px, 3vw, 36px) 14px; border-radius: var(--r-screen) var(--r-screen) 0 0; border-bottom: 1px solid rgba(241, 158, 40, 0.35); }
.spec__title { font-size: clamp(1.3rem, 1.1rem + 0.9vw, 1.8rem); font-weight: 600; letter-spacing: -0.02em; color: var(--white); }
.spec__model { font-family: var(--f-mono); font-size: 0.82rem; color: var(--muted); }
.spec__rows { display: grid; padding: 4px clamp(18px, 3vw, 36px) 12px; border-radius: 0 0 var(--r-screen) var(--r-screen); }
.spec__row { display: grid; grid-template-columns: minmax(150px, 220px) 1fr; gap: var(--s5); padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.06); align-items: baseline; }
.spec__row:last-child { border-bottom: 0; }
.spec__row dt { font-family: var(--f-caps); font-weight: 700; font-size: 0.86rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--amber); }
.spec__row dd { font-size: 1.04rem; font-weight: 500; color: var(--ink); }
@media (max-width: 640px) { .spec__row { grid-template-columns: 1fr; gap: 4px; } }

/* ---------- Cases ---------- */
.cases { padding: clamp(10px, 1.4vw, 16px); display: grid; gap: clamp(10px, 1.4vw, 16px); }
.cases__keys { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: thin; padding-bottom: 2px; }
.cases__key { flex: none; min-height: 46px; padding: 10px 16px; border-radius: var(--r-key); border: 1px solid var(--edge-soft); background: linear-gradient(180deg, #393A33, #30312B); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05); transition: border-color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out); }
.cases__key .caps { color: var(--ink-2); font-size: 0.84rem; }
.cases__key:hover .caps { color: var(--white); }
.cases__key[aria-selected="true"] { border-color: rgba(241, 158, 40, 0.55); background: linear-gradient(180deg, #3E3A2F, #33302A); box-shadow: inset 0 0 0 1px rgba(241, 158, 40, 0.12), 0 0 18px -6px var(--amber-glow); }
.cases__key[aria-selected="true"] .caps { color: var(--amber); }
.cases__screen { padding: clamp(24px, 3.4vw, 48px); min-height: 440px; }
.case + .case { margin-top: var(--s8); }
.js .case + .case { margin-top: 0; }
.js .case[aria-hidden="true"] { display: none; }
.case__title { font-size: clamp(1.5rem, 1.15rem + 1.3vw, 2.2rem); font-weight: 600; letter-spacing: -0.025em; line-height: 1.12; color: var(--white); max-width: 30ch; }
.case__where { margin-top: 10px; }
.case__readouts { margin-top: var(--s6); display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: var(--s5) var(--s6); padding: var(--s5) 0; border-top: 1px solid rgba(255, 255, 255, 0.06); border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.case__readouts div { display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: 10px; }
.case__readouts dt { font-size: 0.86rem; line-height: 1.35; color: var(--ink-2); max-width: 24ch; }
.case__readouts dd { font-size: clamp(2rem, 1.4rem + 1.8vw, 3.1rem); }
.case__list { margin-top: var(--s6); display: grid; gap: 12px; max-width: 76ch; }
.case__list li { position: relative; padding-left: 28px; color: var(--ink); }
.case__list li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 16px; height: 2px; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }

/* ---------- Websites (client work in Venezuela) ---------- */
.work { display: grid; gap: clamp(72px, 9vw, 128px); }
.work__item { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 76px); align-items: center; }
.work__item--flip .work__stage { order: 2; }
.work__stage { position: relative; padding: 0 9% 9% 0; }
.work__item--flip .work__stage { padding: 0 0 9% 9%; }
.work__monitor { display: block; padding: 10px 10px 12px; border-radius: 16px; text-decoration: none; color: inherit; transition: box-shadow var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out); }
.work__monitor:hover, .work__monitor:focus-visible { border-color: rgba(241, 158, 40, 0.55); box-shadow: var(--shadow-bezel), 0 0 0 1px rgba(241, 158, 40, 0.2), 0 30px 60px -30px rgba(241, 158, 40, 0.35); }
.work__monitor:focus-visible { outline-offset: 4px; }
.work__bar { display: flex; align-items: center; gap: 10px; padding: 2px 6px 10px; }
.work__host { font-family: var(--f-mono); font-size: 0.8rem; color: var(--ink-2); letter-spacing: 0.02em; }
.work__screen { display: block; aspect-ratio: 16 / 10; border-radius: 8px; }
.work__shot { position: relative; z-index: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 0%; transition: object-position 1.2s var(--ease-out); }
.work__monitor:hover .work__shot, .work__monitor:focus-visible .work__shot { object-position: 50% 100%; transition: object-position 16s linear; }
.work__beam { position: absolute; left: 0; right: 0; top: 0; height: 2px; z-index: 6; opacity: 0; background: var(--amber-hot); box-shadow: 0 0 12px 2px var(--amber-glow); pointer-events: none; }
.work__monitor:hover .work__beam, .work__monitor:focus-visible .work__beam { opacity: 0.75; animation: work-beam 2.6s linear infinite; }
@keyframes work-beam { from { transform: translateY(0); } to { transform: translateY(calc(var(--beam-h, 400px))); } }
.work__screen { --beam-h: 100cqh; container-type: size; }
.work__phone {
  position: absolute; right: 0; bottom: 0; width: 24%;
  aspect-ratio: 390 / 844; padding: 5px; border-radius: 20px;
  background: linear-gradient(180deg, #3A3B34, #23241F);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 0 1px var(--edge), 0 24px 44px -14px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}
.work__item--flip .work__phone { right: auto; left: 0; }
.work__phone img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 0%; border-radius: 15px; }
.work__name { font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.5rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; color: var(--white); }
.work__where { margin-top: 10px; }
.work__desc { margin-top: var(--s4); color: var(--ink-2); font-size: var(--t-lead); max-width: 56ch; }
.work__list { margin-top: var(--s5); display: grid; gap: 12px; max-width: 58ch; }
.work__list li { position: relative; padding-left: 28px; color: var(--ink); }
.work__list li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 16px; height: 2px; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }
.work__text .link { margin-top: var(--s5); }
.work__linkhost { font-family: var(--f-mono); font-size: 0.82rem; color: var(--ink-2); }
.work__close { display: flex; align-items: center; justify-content: space-between; gap: var(--s5); flex-wrap: wrap; padding-top: var(--s6); border-top: 1px solid var(--edge); }
.work__close p { font-size: var(--t-lead); color: var(--ink); max-width: 54ch; }
.svc__see { margin-top: var(--s5); }
@media (max-width: 900px) {
  .work__item { grid-template-columns: 1fr; }
  .work__item--flip .work__stage { order: 0; padding: 0 9% 9% 0; }
  .work__item--flip .work__phone { right: 0; left: auto; }
}
@media (hover: none) { .work__beam { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .work__monitor:hover .work__shot, .work__monitor:focus-visible .work__shot { object-position: 50% 0%; transition: none; }
  .work__monitor:hover .work__beam, .work__monitor:focus-visible .work__beam { animation: none; opacity: 0; }
}

/* ---------- LatAm calibration + clocks ---------- */
.calib { padding: clamp(10px, 1.4vw, 16px); }
.calib__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; padding: clamp(8px, 1.4vw, 18px) clamp(14px, 2.4vw, 30px); --grat-on: 0.55; }
.calib__row { display: grid; grid-template-columns: minmax(170px, 0.9fr) 1.4fr; gap: 6px 18px; align-items: baseline; padding: 16px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.calib__row:nth-last-child(-n + 2) { border-bottom: 0; }
.calib__row:nth-child(odd) { padding-right: clamp(14px, 2vw, 28px); }
.calib__row:nth-child(even) { padding-left: clamp(14px, 2vw, 28px); border-left: 1px solid rgba(255, 255, 255, 0.06); }
.calib__row dt { display: flex; align-items: center; gap: 10px; font-family: var(--f-caps); font-weight: 700; font-size: 0.9rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber); }
.calib__row dd { color: var(--ink-2); font-size: 0.98rem; line-height: 1.5; }
@media (max-width: 900px) {
  .calib__grid { grid-template-columns: 1fr; }
  .calib__row, .calib__row:nth-child(odd), .calib__row:nth-child(even) { padding: 14px 0; border-left: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
  .calib__row:last-child { border-bottom: 0; }
}
@media (max-width: 560px) { .calib__row { grid-template-columns: 1fr; } }

.clocks { margin-top: clamp(12px, 1.6vw, 18px); padding: 18px clamp(14px, 2vw, 24px) 20px; }
.clocks__title { margin-bottom: 14px; }
.clocks__row { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 8px; }
.clock { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 8px; row-gap: 8px; align-items: center; padding: 12px; border-radius: var(--r-screen); background: var(--glass); box-shadow: var(--shadow-glass); }
.clock .led { grid-row: 1; }
.clock__city { font-family: var(--f-caps); font-weight: 600; font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.clock__time { grid-column: 1 / -1; font-size: 1.6rem; }
.clock.is-open .led { background: var(--amber); box-shadow: 0 0 0 2px rgba(241, 158, 40, 0.18), 0 0 10px var(--amber-glow); }
.clock.is-you { outline: 1px solid rgba(241, 158, 40, 0.5); outline-offset: -1px; }
@media (max-width: 1100px) { .clocks__row { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 520px) { .clocks__row { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ---------- Founder ---------- */
.founder { display: grid; grid-template-columns: minmax(200px, 300px) 1fr; gap: clamp(28px, 5vw, 72px); align-items: center; padding: clamp(14px, 2vw, 22px); padding-right: clamp(20px, 4vw, 56px); }
.founder__text { padding-block: clamp(8px, 1.5vw, 20px); }
.founder__screen { aspect-ratio: 1; display: grid; place-items: center; border-radius: 16px; }
.founder__mark { width: 44%; height: auto; filter: drop-shadow(0 0 18px rgba(241, 158, 40, 0.28)); }
.founder__name { margin-top: var(--s4); font-weight: 600; color: var(--amber); font-size: 1.1rem; }
.founder__text > p:not(.founder__name) { margin-top: var(--s4); color: var(--ink-2); max-width: 64ch; font-size: var(--t-lead); }
.founder__tools { margin-top: var(--s5); display: flex; flex-wrap: wrap; gap: 8px; }
.founder__tools li { font-family: var(--f-mono); font-size: 0.8rem; padding: 6px 10px; border-radius: 6px; color: var(--ink-2); background: var(--glass); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06); }
.founder .link { margin-top: var(--s5); }
@media (max-width: 760px) { .founder { grid-template-columns: 1fr; } .founder__screen { max-width: 200px; } }

/* ---------- FAQ ---------- */
.faq { display: grid; grid-template-columns: minmax(240px, 380px) 1fr; gap: clamp(28px, 5vw, 80px); align-items: start; }
.faq__list { padding: 6px clamp(16px, 2.4vw, 28px); background: linear-gradient(180deg, var(--panel-hi) 0%, var(--panel) 38%, #2E2F29 100%); border: 1px solid var(--edge); border-radius: var(--r-bezel); box-shadow: var(--shadow-bezel); }
.faq__item:last-child { border-bottom: 0; }
.faq__item { border-bottom: 1px solid var(--edge-soft); }
.faq__item summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 22px 56px 22px 0;
  font-size: 1.12rem; font-weight: 500; color: var(--white);
  transition: color var(--dur-1) var(--ease-out);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::before, .faq__item summary::after { content: ""; position: absolute; right: 12px; top: 50%; width: 16px; height: 2px; background: var(--amber); transition: transform var(--dur-2) var(--ease-out); }
.faq__item summary::after { transform: rotate(90deg); }
.faq__item[open] summary::after { transform: rotate(0deg); }
.faq__item summary:hover { color: var(--amber); }
.faq__item p { padding: 0 56px 24px 0; color: var(--ink-2); max-width: 66ch; }
@media (max-width: 820px) { .faq { grid-template-columns: 1fr; } }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(18px, 3vw, 40px); padding: clamp(20px, 3.4vw, 48px); }
.contact__direct { margin-top: var(--s6); display: flex; flex-wrap: wrap; gap: var(--s3); }
.contact__facts { margin-top: var(--s6); display: grid; gap: 8px; color: var(--ink-2); font-size: 0.98rem; }
.contact__facts li { display: flex; gap: 10px; align-items: baseline; }
.contact__facts li::before { content: ""; width: 12px; height: 2px; flex: none; background: var(--amber); transform: translateY(-4px); }
.contact__form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; padding: clamp(18px, 2.6vw, 32px); --grat-on: 0.6; }
.field { display: grid; gap: 7px; min-width: 0; }
.field--wide { grid-column: 1 / -1; }
.field label, .field__label { font-family: var(--f-caps); font-weight: 600; font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 14px;
  border-radius: 8px; border: 1px solid #4B4C44;
  background: rgba(0, 0, 0, 0.35);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.45);
  color: var(--ink); font-family: var(--f-brand); font-size: 1rem;
  transition: border-color var(--dur-1) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
}
.field textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--amber) 50%), linear-gradient(135deg, var(--amber) 50%, transparent 50%); background-position: calc(100% - 20px) 21px, calc(100% - 14px) 21px; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 40px; }
.field select option { background: var(--glass-2); color: var(--ink); }
.field input::placeholder, .field textarea::placeholder { color: #8B8C83; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #66675E; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: none; border-color: var(--amber); box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.45), 0 0 0 3px rgba(241, 158, 40, 0.22); }
.field [aria-invalid="true"] { border-color: var(--danger); }
.marks { display: flex; flex-wrap: wrap; gap: 8px; min-height: 40px; align-items: center; }
.marks__empty { color: var(--muted); font-size: 0.92rem; }
.marks__chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 8px 6px 12px; border-radius: 999px; background: rgba(241, 158, 40, 0.14); border: 1px solid rgba(241, 158, 40, 0.5); color: var(--amber-hot); font-family: var(--f-caps); font-weight: 600; font-size: 0.84rem; letter-spacing: 0.06em; text-transform: uppercase; }
.marks__chip button { display: inline-grid; place-items: center; width: 24px; height: 24px; border: 0; border-radius: 50%; background: transparent; color: inherit; }
.marks__chip button:hover { background: rgba(241, 158, 40, 0.2); }
.marks__chip .icon { width: 14px; height: 14px; }
.form__error { grid-column: 1 / -1; color: var(--danger); font-size: 0.95rem; }
.form__actions { display: flex; align-items: center; gap: var(--s5); flex-wrap: wrap; }
.form__status { display: inline-flex; align-items: center; gap: 8px; }
.form__status.is-sending .led { background: var(--amber); animation: blink 0.5s steps(2) infinite; }
.form__status.is-done { color: var(--amber); }
.form__status.is-done .led { background: var(--amber); box-shadow: 0 0 10px var(--amber-glow); }
.form__status.is-error { color: var(--danger); }
@keyframes blink { 50% { opacity: 0.2; } }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .contact__form { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer { background: var(--bench-deep); border-top: 1px solid var(--edge-soft); padding-block: var(--s8) calc(var(--s7) + env(safe-area-inset-bottom)); }
.footer__inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--s4) var(--s6); }
.footer__tag { color: var(--ink-2); }
.footer__status { display: inline-flex; align-items: center; gap: 8px; }
.footer__legal { grid-column: 1 / -1; color: var(--muted); font-size: var(--t-small); padding-top: var(--s5); border-top: 1px solid var(--edge-soft); }
@media (max-width: 720px) { .footer__inner { grid-template-columns: 1fr; } }

/* ---------- Reveal grammar (content is visible without JS; .js adds the entrance) ----------
   Three entrances, each native to the bench:
   [data-reveal="power"]  a screen powering on (CRT line opening vertically)
   [data-reveal="sweep"]  the beam writing a heading left → right
   [data-reveal="settle"] text settling onto the graticule                                   */
.js [data-reveal="power"] { clip-path: inset(49.5% 0 49.5% 0 round 10px); filter: brightness(1.8) saturate(0.6); transition: clip-path 760ms var(--ease-out), filter 900ms var(--ease-out); }
.js [data-reveal="power"].is-in { clip-path: inset(0 0 0 0 round 10px); filter: none; }
.js [data-reveal="sweep"] { clip-path: inset(-0.2em 100% -0.3em 0); transition: clip-path 900ms var(--ease-out); }
.js [data-reveal="sweep"].is-in { clip-path: inset(-0.2em 0 -0.3em 0); }
.js [data-reveal="settle"] { opacity: 0; transform: translate3d(0, 14px, 0); transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-out); transition-delay: calc(var(--i, 0) * 70ms); }
.js [data-reveal="settle"].is-in { opacity: 1; transform: none; }

/* Language switch: visible text re-strikes like a phosphor refresh (content never hidden). */
@keyframes restrike { 0% { opacity: 0.35; filter: brightness(1.7); } 35% { opacity: 1; } 55% { opacity: 0.7; } 100% { opacity: 1; filter: none; } }
.restrike { animation: restrike 420ms steps(4, end); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .restrike { animation: none; }
  .spin { animation-duration: 14s; animation-timing-function: linear; }
  .js [data-reveal] { clip-path: none !important; transform: none !important; filter: none !important; transition: opacity 300ms linear; }
  .js [data-reveal="settle"] { opacity: 0; }
  .js [data-reveal="settle"].is-in { opacity: 1; }
  .key, .link .icon, .nav__links a::after { transition: none; }
}