@font-face { font-family: "Barlow"; src: url("assets/fonts/barlow-400-latin-ext.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; 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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Barlow"; src: url("assets/fonts/barlow-400-latin.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; 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: "Barlow"; src: url("assets/fonts/barlow-500-latin-ext.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; 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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Barlow"; src: url("assets/fonts/barlow-500-latin.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; 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: "Barlow"; src: url("assets/fonts/barlow-600-latin-ext.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; 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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Barlow"; src: url("assets/fonts/barlow-600-latin.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; 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: "IBM Plex Mono"; src: url("assets/fonts/ibm-plex-mono-400-latin-ext.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; 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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; src: url("assets/fonts/ibm-plex-mono-400-latin.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; 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: "IBM Plex Mono"; src: url("assets/fonts/ibm-plex-mono-500-latin-ext.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; 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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; src: url("assets/fonts/ibm-plex-mono-500-latin.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; 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; }

/* The technical sheet: graphite ground, ruled grid, one signal colour, chamfered corners. */

:root {
  color-scheme: dark;
  --bg: #0b0d0e;
  --panel: #121617;
  --panel-2: #1a2022;
  --rule: #272e31;
  --rule-strong: #3d484b;
  --text: #eef1f1;
  --soft: #d2d8d9;
  --muted: #a9b3b5;
  --dim: #869193;
  --accent: #ffd21f;          /* the yellow of the Ex sign */
  --accent-ink: #0b0d0e;
  --paper: #eceeed;
  --paper-2: #dfe3e2;
  --paper-rule: #bcc4c3;
  --paper-ink: #0b0d0e;
  --paper-soft: #252d30;
  --paper-muted: #46525a;
  --sans: "Barlow", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --m: clamp(1.25rem, 3vw, 3rem);
  --pad-l: max(var(--m), env(safe-area-inset-left, 0px));
  --pad-r: max(var(--m), env(safe-area-inset-right, 0px));
  --cut: 0.9rem;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; background: var(--bg); }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 1.125rem/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, ul, dl, dd, figure { margin: 0; }
ul { padding: 0; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; transition: color 0.2s; }
a:hover { text-decoration-thickness: 2px; }
strong { font-weight: 600; }
a[href^="tel:"], [data-identity="phone"] { white-space: nowrap; }
::selection { background: var(--accent); color: var(--accent-ink); }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
main:focus, [tabindex="-1"]:focus { outline: none; }
.skip { position: absolute; left: var(--pad-l); top: -5rem; z-index: 20; padding: 0.8rem 1rem; background: var(--accent); color: var(--accent-ink); font: 500 0.8125rem/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none; }
.skip:focus { top: 0.75rem; }

/* short labels and buttons speak in the mono face; everything meant to be read is in the sans */
.tag { color: var(--muted); font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.tag span { margin-right: 0.9em; color: var(--accent); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.75em; min-height: 3rem; padding: 0.6rem 1.25rem; border: 1px solid transparent; border-radius: 2px; background: transparent; color: inherit; font: 500 0.8125rem/1.15 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none; text-align: center; cursor: pointer; -webkit-tap-highlight-color: transparent; transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.15s; }
.btn svg { flex: none; transition: transform 0.3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--accent); color: var(--accent-ink); clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%); }
.btn--primary:hover { background: #fff; }
.btn--primary:focus-visible { outline: 2px solid var(--accent-ink); outline-offset: -6px; }
.btn--ghost { border-color: var(--rule-strong); }
.btn--ghost:hover { border-color: var(--text); background: var(--text); color: var(--bg); }
.btn--quiet { padding-inline: 0.5rem; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.3em; }
.btn--quiet:hover { color: var(--accent); }

/* ---------- bar ---------- */
.bar { position: relative; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem clamp(0.6rem, 2vw, 2rem); padding: 0.7rem var(--pad-r) 0.7rem var(--pad-l); border-bottom: 1px solid var(--rule); background: var(--bg); }
.bar__logo { display: block; margin-right: auto; padding: 0.35rem 0.65rem; border: 1px solid #cfd5d3; background: #f3f5f4; }
.bar__logo img { width: auto; height: 2.75rem; }
.locale { display: inline-flex; flex-shrink: 0; padding: 2px; border: 1px solid var(--rule-strong); background: var(--panel); }
.locale a { display: inline-flex; align-items: center; justify-content: center; min-width: 2.75rem; min-height: 2.75rem; color: var(--muted); font: 500 0.8125rem/1 var(--mono); text-decoration: none; }
.locale a:hover { color: var(--text); background: var(--panel-2); }
.locale a[aria-current] { color: var(--accent-ink); background: var(--accent); }
.locale a:focus-visible { outline-offset: -4px; }
.bar__nav { display: none; order: 5; flex-basis: 100%; }
.menu-open .bar__nav { display: block; }
.bar__nav ul { list-style: none; display: grid; padding: 0.5rem 0 0.75rem; }
.bar__nav a { display: flex; align-items: center; min-height: 3rem; color: var(--soft); font-size: 1.125rem; text-decoration: none; }
.bar__nav a:hover, .bar__nav a[aria-current] { color: #fff; }
.bar__nav a[aria-current] { text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 2px; text-underline-offset: 0.45em; }
.bar__cta { min-height: 2.75rem; }
.bar__toggle { display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 0.9rem; border: 1px solid var(--rule-strong); border-radius: 2px; background: transparent; color: var(--text); font: 500 0.8125rem/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; transition: border-color 0.2s; }
.bar__toggle:hover, .menu-open .bar__toggle { border-color: var(--text); }
@media (max-width: 479px) { .bar { column-gap: 0.45rem; } .bar__logo { padding: 0.35rem 0.45rem; } .bar__logo img { height: 1.75rem; } .bar__cta { display: none; } .bar__toggle { padding: 0 0.65rem; } }
@media (min-width: 1200px) {
  .bar__nav { display: block; order: 0; flex-basis: auto; }
  .bar__nav ul { display: flex; align-items: center; gap: clamp(1rem, 1.9vw, 1.9rem); padding: 0; }
  .bar__nav a { min-height: 2.75rem; font-size: 1rem; }
  .bar__tel a { color: var(--text); font: 500 0.875rem/1 var(--mono); letter-spacing: 0.02em; }
  .bar__toggle { display: none; }
}
@media (min-width: 1200px) and (max-width: 1399px) {
  .bar__cta { display: none; }
}

/* ---------- hero ---------- */
.hero { position: relative; display: grid; grid-template-rows: 1fr auto; min-height: clamp(24rem, calc(100svh - 23rem), 36rem); overflow: hidden; border-bottom: 1px solid var(--rule); background: #060708; }
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 55% 45%; filter: grayscale(1) contrast(1.22) brightness(0.62); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(6, 7, 8, 0.97) 0%, rgba(6, 7, 8, 0.9) 30%, rgba(6, 7, 8, 0.35) 68%, rgba(6, 7, 8, 0.45) 100%), linear-gradient(0deg, rgba(6, 7, 8, 0.85) 0%, rgba(6, 7, 8, 0) 42%); }
.hero__text { position: relative; z-index: 2; align-self: end; max-width: 62rem; padding: clamp(2.5rem, 5vw, 4.25rem) var(--pad-r) clamp(1.75rem, 3vw, 2.75rem) var(--pad-l); }
.hero h1 { margin-top: 1.1rem; font: 500 clamp(2.5rem, 5.6vw, 5.25rem)/1 var(--sans); letter-spacing: -0.03em; text-wrap: balance; }
.hero__lead { max-width: 33em; margin-top: 1.4rem; color: var(--soft); font-size: clamp(1.125rem, 1.45vw, 1.375rem); line-height: 1.45; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.9rem; }
.readouts { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--rule); background: rgba(6, 7, 8, 0.78); }
.readouts > div { padding: 0.9rem var(--pad-r) 1rem var(--pad-l); border-bottom: 1px solid var(--rule); }
.readouts > div:nth-child(odd) { border-right: 1px solid var(--rule); }
.readouts dt { color: var(--muted); font: 500 0.75rem/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.readouts dd { margin-top: 0.4rem; font: 500 clamp(1.625rem, 2.6vw, 2.5rem)/1 var(--sans); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
@media (min-width: 900px) {
  .hero__img { object-position: 0% 42%; }
  .readouts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .readouts > div { border-bottom: 0; border-right: 1px solid var(--rule); padding-right: 1rem; }
  .readouts > div:last-child { border-right: 0; }
  .readouts > div + div { padding-left: 1.25rem; }
}
.noscript { padding: 1.25rem var(--pad-r) 1.25rem var(--pad-l); border-bottom: 1px solid var(--rule); color: var(--soft); }

/* ---------- sections ---------- */
.sec { padding: clamp(3.5rem, 7vw, 6.5rem) var(--pad-r) clamp(3.5rem, 7vw, 6.5rem) var(--pad-l); border-bottom: 1px solid var(--rule); scroll-margin-top: 0; }
.sec--dark { background-color: var(--bg); background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px); background-size: calc((100% - 2 * var(--m)) / 4) 100%; background-position: var(--m) 0; }
.sec--paper { color-scheme: light; background: var(--paper); color: var(--paper-ink); border-bottom-color: var(--paper-rule); }
.sec--paper + .sec--paper { padding-top: clamp(1.5rem, 3vw, 3rem); }
.overview { padding-top: clamp(2.5rem, 4.5vw, 4rem); }
.sec--paper :focus-visible { outline-color: var(--paper-ink); }
.sec--paper .tag { color: var(--paper-muted); }
.sec--paper .tag span { padding: 0.2em 0.5em; background: var(--paper-ink); color: var(--accent); }
.sec__head { display: grid; gap: 0.9rem; margin-bottom: clamp(1.75rem, 3.6vw, 3rem); }
.sec__head > div { display: grid; gap: 0.9rem; }
.sec__head h2 { max-width: 21em; font: 500 clamp(2rem, 3.6vw, 3.375rem)/1.05 var(--sans); letter-spacing: -0.028em; text-wrap: balance; }
.sec__intro { max-width: 33em; color: var(--soft); font-size: 1.1875rem; line-height: 1.5; }
.sec--paper .sec__intro { color: var(--paper-soft); }
@media (min-width: 1000px) {
  .sec__head--split, .sec__head--pic { grid-template-columns: 7fr 5fr; column-gap: 3rem; align-items: end; }
  .sec__head--pic { align-items: center; margin-bottom: 1.5rem; }
}

/* ---------- 01 the selector ---------- */
.chooser { padding-top: clamp(2rem, 3.2vw, 2.75rem); }
.chooser .sec__head { margin-bottom: clamp(1.25rem, 2vw, 1.75rem); }
.areas { counter-reset: area; display: grid; min-width: 0; margin: 0; padding: 0; border: 0; border-top: 1px solid var(--rule-strong); }
.area { counter-increment: area; position: relative; display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); align-content: start; padding: 1rem 2.25rem 1.1rem 0.9rem; border-bottom: 1px solid var(--rule); background: var(--bg); cursor: pointer; -webkit-tap-highlight-color: transparent; transition: background-color 0.25s var(--ease); }
.area::before { content: counter(area, decimal-leading-zero); padding-top: 0.35rem; color: var(--dim); font: 500 0.8125rem/1.4 var(--mono); letter-spacing: 0.08em; transition: color 0.2s; }
.area::after { content: ""; position: absolute; left: 0; top: -1px; width: 100%; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: 0 50%; transition: transform 0.4s var(--ease); }
.area input { position: absolute; top: 1rem; left: 0.9rem; width: 1px; height: 1px; margin: 0; opacity: 0; }
.area__dot { position: absolute; top: 1.25rem; right: 0.9rem; width: 0.65rem; height: 0.65rem; border: 1px solid var(--dim); transition: background-color 0.25s, border-color 0.25s; }
.area__text { display: block; min-width: 0; }
.area__name { display: block; font: 500 1.375rem/1.2 var(--sans); letter-spacing: -0.015em; }
.area__desc { display: block; margin-top: 0.3rem; color: var(--muted); font-size: 1rem; line-height: 1.4; }
.area:hover { background: var(--panel); }
.area:has(input:checked) { background: var(--panel-2); }
.area:has(input:checked)::before { color: var(--accent); }
.area:has(input:checked)::after { transform: none; }
.area:has(input:checked) .area__dot { border-color: var(--accent); background: var(--accent); }
.area:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: -2px; }
@media (min-width: 640px) {
  .areas { grid-template-columns: repeat(2, minmax(0, 1fr)); border-left: 1px solid var(--rule); }
  .area { border-right: 1px solid var(--rule); }
}
@media (min-width: 1180px) {
  .areas { grid-template-columns: repeat(7, minmax(0, 1fr)); }
  .area { grid-template-columns: minmax(0, 1fr); min-height: 8.25rem; padding: 0.9rem 0.9rem 1.2rem; }
  .area::before { padding: 0 0 1.75rem; }
  .area__dot { top: 1rem; }
  .area__desc { display: none; }
}
.chooser__pane { margin-top: 1.25rem; scroll-margin-top: 1rem; }
.pane { padding: clamp(1.25rem, 2.4vw, 2rem); border: 1px solid var(--rule); background: var(--panel); scroll-margin-top: 1rem; }
.pane > * + *, .guide > * + * { margin-top: 0.75rem; }
.pane__title, .guide h3 { font: 500 1.75rem/1.15 var(--sans); letter-spacing: -0.02em; text-wrap: balance; }
.pane p, .pane li { color: var(--soft); }
.pane .pane__title, .pane strong { color: var(--text); }
.pane__paths { list-style: none; display: grid; gap: 0.3rem; }
.pane__paths span { color: var(--muted); }
.pane__actions, .pane .guide__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }
html[data-area]:not([data-area="none"]) [data-idle] { display: none; }
.guide ul { padding-left: 1.1em; }
.guide li + li { margin-top: 0.25rem; }
.guide .guide__ask { color: var(--muted); font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.guide .guide__ask strong { color: inherit; font-weight: 500; }
.pane .guide__count { color: var(--text); font-weight: 500; }
.pane .guide__note { display: none; }
@media (min-width: 900px) {
  .pane--idle { display: grid; grid-template-columns: 1.15fr 1fr auto; gap: 1rem 3rem; align-items: start; }
  .pane--idle > * { margin-top: 0; }
  .pane--idle .pane__title { grid-row: 1 / span 2; }
  .pane--idle .pane__actions { grid-column: 3; grid-row: 1 / span 2; flex-direction: column; }
  .pane--guide { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 0.9rem 3rem; align-items: start; }
  .pane--guide > * { margin-top: 0; }
  .guide { grid-column: 1; grid-row: 1 / span 3; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.6rem 3rem; align-content: start; }
  .guide > * { grid-column: 1; margin-top: 0; }
  .guide .guide__ask { grid-column: 2; grid-row: 1; align-self: end; }
  .guide ul { grid-column: 2; grid-row: 2 / span 3; }
  .pane--guide .guide__count, .pane--guide .guide__actions { grid-column: 2; }
}

/* ---------- 02 the overview: five cards to compare ---------- */
.types { justify-self: end; max-width: 23rem; }
.types img { width: 100%; mix-blend-mode: multiply; }
.types figcaption { margin-top: 0.4rem; color: var(--paper-muted); font-size: 0.875rem; text-align: right; }
.overview__status { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.6rem 1.5rem; min-height: 3.75rem; padding: 0.5rem 0; border-top: 1px solid var(--paper-ink); }
.overview__count { font-weight: 500; }
.line + .line { margin-top: 2.25rem; }
.line__name { padding: 0.7rem 1.1rem; background: var(--paper-ink); color: var(--paper); font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.line__groups { display: grid; border-left: 1px solid var(--paper-rule); }
.group { display: flex; flex-direction: column; min-width: 0; padding: 1.25rem 1.25rem 1rem; border-right: 1px solid var(--paper-rule); border-bottom: 1px solid var(--paper-rule); transition: background-color 0.3s var(--ease); }
.group__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.group__pic { display: inline-grid; gap: 0.35rem; }
.group__pic span { color: var(--paper-muted); font-size: 0.9375rem; line-height: 1.2; }
.group__temp { font: 500 clamp(2.25rem, 3.6vw, 3.25rem)/1 var(--sans); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.group h4 { margin-top: 1.1rem; font: 500 1.625rem/1.15 var(--sans); letter-spacing: -0.02em; }
.group__use { margin-top: 0.5rem; color: var(--paper-soft); line-height: 1.5; }
.group__more { margin-top: auto; padding-top: 0.75rem; }
.group__more summary { display: inline-flex; align-items: center; gap: 0.6rem; min-height: 2.75rem; font: 500 0.8125rem/1.2 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; list-style: none; }
.group__more summary::-webkit-details-marker { display: none; }
.group__more summary::before { content: "+"; display: grid; place-items: center; width: 1.5rem; height: 1.5rem; border: 1px solid var(--paper-ink); font: 500 1rem/1 var(--mono); transition: background-color 0.2s, color 0.2s; }
.group__more[open] summary::before { content: "–"; background: var(--paper-ink); color: var(--paper); }
.group__more dl { display: grid; gap: 0.15rem; padding: 0.25rem 0 0.75rem; }
.group__more dt { margin-top: 0.6rem; color: var(--paper-muted); font-size: 0.9375rem; font-weight: 600; }
.group__more dd { color: var(--paper-soft); font-size: 1.0625rem; line-height: 1.5; }
.group[data-match="true"] { background: #f6f7f6; box-shadow: inset 0 4px 0 var(--accent); }
.group[data-match="false"] { color: var(--paper-muted); }
.group[data-match="false"] .group__use, .group[data-match="false"] .group__more dd { color: var(--paper-muted); }
mark { padding: 0 0.15em; background: var(--accent); color: var(--paper-ink); }
.line__more { padding: 0.9rem 0 0; color: var(--paper-soft); font-size: 1rem; }
.overview__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; margin-top: 2rem; }
.overview__note { max-width: 36em; color: var(--paper-muted); font-size: 1rem; }
@media (min-width: 700px) { .line__groups { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) {
  .line__groups { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .group { padding: 1.5rem 1.5rem 1.1rem; }
}

/* ---------- 03 the enquiry ---------- */
.enquiry__grid { display: grid; gap: 2.5rem; }
.form { min-width: 0; }
.form__set, .checks, .segment { min-width: 0; margin: 0; padding: 0; border: 0; }
.form__set { padding-top: 1.4rem; border-top: 1px solid var(--paper-ink); }
.form__set + .form__set { margin-top: 2.25rem; }
.form__set > legend { float: left; width: 100%; margin-bottom: 1.1rem; padding: 0; font: 500 1.375rem/1.2 var(--sans); letter-spacing: -0.012em; }
.form__optional { display: block; margin-top: 0.25rem; color: var(--paper-muted); font: 400 0.9375rem/1.4 var(--sans); letter-spacing: 0; }
.fields { clear: both; display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.1rem 1.25rem; }
.field { min-width: 0; }
.field label, .checks > legend, .segment > legend { display: block; margin-bottom: 0.4rem; padding: 0; font: 600 0.9375rem/1.4 var(--sans); }
.checks > legend, .segment > legend { float: left; width: 100%; }
.field__req { color: var(--paper-muted); font-weight: 400; }
.field__req::before { content: "· "; }
.field__hint { display: block; margin-top: 0.4rem; color: var(--paper-muted); font-size: 0.9375rem; line-height: 1.4; }
.field__error { display: block; margin-top: 0.4rem; color: #a3140c; font-size: 0.9375rem; font-weight: 600; line-height: 1.4; }
.field input, .field select, .field textarea { display: block; width: 100%; min-height: 3.25rem; padding: 0.65rem 0.8rem; border: 1px solid #7c8889; border-radius: 2px; background-color: #fff; color: var(--paper-ink); font: 400 1.0625rem/1.4 var(--sans); transition: border-color 0.2s, box-shadow 0.2s; }
.field select { appearance: none; -webkit-appearance: none; padding-right: 2.5rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 8l5 5 5-5' fill='none' stroke='%230b0d0e' stroke-width='1.75'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.8rem center; background-size: 1.05rem; }
.field textarea { min-height: 6.5rem; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover, .field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { border-color: var(--paper-ink); }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { box-shadow: inset 0 -3px 0 var(--accent); }
.field [aria-invalid="true"] { border-color: #a3140c; border-width: 2px; }
.field__joined { display: grid; grid-template-columns: minmax(0, 1fr) 6.5rem; gap: 0.5rem; }
.check { clear: both; display: flex; align-items: center; gap: 0.7rem; min-height: 2.75rem; cursor: pointer; }
.check input { flex: none; width: 1.35rem; height: 1.35rem; margin: 0; accent-color: var(--paper-ink); }
.segment__options { clear: both; display: inline-grid; grid-auto-flow: column; border: 1px solid var(--paper-ink); border-radius: 2px; }
.segment__options label { position: relative; display: grid; place-items: center; min-width: 5.5rem; min-height: 3rem; padding: 0 1rem; font: 500 0.875rem/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: background-color 0.25s var(--ease), color 0.25s var(--ease); }
.segment__options label + label { border-left: 1px solid var(--paper-ink); }
.segment__options input { position: absolute; top: 50%; left: 50%; width: 1px; height: 1px; margin: 0; opacity: 0; }
.segment__options label:hover { background: var(--paper-2); }
.segment__options label:has(input:checked) { background: var(--paper-ink); color: var(--accent); }
.segment__options label:has(input:focus-visible) { outline: 2px solid var(--paper-ink); outline-offset: 2px; }
.form__atex { padding: 0.8rem 1rem; border-left: 4px solid var(--accent); background: var(--paper-2); font-size: 1rem; }
.form__end { margin-top: 2rem; }
.form__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; }
.form__confirm { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; margin-top: 1rem; padding: 1rem; border: 1px solid var(--paper-rule); background: var(--paper-2); font-weight: 500; }
.form__confirm > span { flex: 1 1 14rem; }
.form__privacy { max-width: 40em; margin-top: 1.1rem; color: var(--paper-muted); font-size: 0.9375rem; }
.sec--paper .btn--primary { background: var(--paper-ink); color: var(--paper); }
.sec--paper .btn--primary:hover { background: var(--accent); color: var(--accent-ink); }
.sec--paper .btn--primary:focus-visible { outline-color: var(--accent); }
.sec--paper .btn--ghost { border-color: var(--paper-ink); }
.sec--paper .btn--ghost:hover { background: var(--paper-ink); color: var(--paper); }
.sec--paper .btn--quiet:hover { color: inherit; text-decoration-thickness: 2px; }

/* the form in four tabs (added by script; without it all four parts simply follow one another) */
.tabs { counter-reset: tab; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); margin-bottom: 1.75rem; border-bottom: 1px solid var(--paper-ink); }
.tabs button { counter-increment: tab; position: relative; display: grid; align-content: start; gap: 0.35rem; min-height: 4.25rem; padding: 0.7rem 0.6rem 0.85rem; border: 0; background: transparent; color: var(--paper-muted); font: 500 1.0625rem/1.2 var(--sans); text-align: left; cursor: pointer; transition: color 0.25s var(--ease), background-color 0.25s var(--ease); }
.tabs button::before { content: counter(tab, decimal-leading-zero); font: 500 0.75rem/1 var(--mono); letter-spacing: 0.1em; }
.tabs button::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 4px; background: var(--paper-ink); transform: scaleX(0); transform-origin: 0 50%; transition: transform 0.4s var(--ease); }
.tabs button:hover { background: var(--paper-2); color: var(--paper-ink); }
.tabs button[aria-selected="true"] { color: var(--paper-ink); }
.tabs button[aria-selected="true"]::after { transform: none; }
.tabs button[data-filled="true"]::before { color: var(--paper-ink); text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 3px; text-underline-offset: 0.3em; }
.tabs button:focus-visible { outline-offset: -3px; }
.form.is-tabbed .form__set { margin-top: 0; padding-top: 0; border-top: 0; }
.form.is-tabbed .form__set > legend { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.form.is-tabbed .form__optional { display: none; }
.form.is-tabbed:not([data-last="true"]) .form__actions button[type="submit"] { display: none; }
.form.is-tabbed[data-last="true"] [data-step-next] { display: none; }
.form.is-tabbed[data-first="true"] [data-step-prev] { display: none; }
.form__actions #clear-form { margin-left: auto; }
@media (max-width: 520px) { .tabs button { padding-inline: 0.4rem; font-size: 0.9375rem; } }

.letter { min-width: 0; background: var(--bg); color: var(--text); color-scheme: dark; clip-path: polygon(0 0, calc(100% - 1.5rem) 0, 100% 1.5rem, 100% 100%, 0 100%); scroll-margin-top: 1rem; }
.letter :focus-visible { outline-color: var(--accent); }
.letter h3 { display: flex; align-items: center; gap: 0.7rem; padding: 0.95rem 1.25rem; border-bottom: 1px solid var(--rule); color: var(--muted); font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.letter h3::before { content: ""; width: 0.6rem; height: 0.6rem; background: var(--accent); }
.letter textarea { display: block; width: 100%; min-height: 12rem; padding: 1.25rem; border: 0; background: transparent; color: var(--text); font: 400 0.9375rem/1.65 var(--mono); resize: none; overflow-wrap: anywhere; field-sizing: content; outline-offset: -4px; }
.letter__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; padding: 0 1.25rem; }
.sec--paper .letter .btn--primary { background: var(--accent); color: var(--accent-ink); }
.sec--paper .letter .btn--primary:hover { background: #fff; }
.sec--paper .letter .btn--primary:focus-visible { outline-color: var(--accent-ink); }
.sec--paper .letter .btn--ghost { border-color: var(--rule-strong); color: var(--text); }
.sec--paper .letter .btn--ghost:hover { border-color: var(--text); background: var(--text); color: var(--bg); }
.letter__status { min-height: 1.5em; padding: 0.8rem 1.25rem 0; color: var(--accent); font: 500 0.875rem/1.4 var(--mono); }
.letter__where { padding: 0.4rem 1.25rem 1.3rem; color: var(--muted); font-size: 0.9375rem; line-height: 1.5; overflow-wrap: anywhere; }
@media (min-width: 620px) {
  .fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field--wide { grid-column: 1 / -1; }
}
@media (min-width: 1000px) { .enquiry__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 3rem; align-items: start; } }
@media (min-width: 1000px) and (min-height: 760px) { .letter { position: sticky; top: 1.25rem; } }

/* ---------- 04 their own pumps, side by side ---------- */
.plates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem 1rem; }
.plate > div { display: grid; grid-template-rows: minmax(0, 1fr); place-items: center; height: clamp(15rem, 30vw, 25rem); padding: 1.5rem 1rem; background: #f3f4f3; clip-path: polygon(0 0, calc(100% - 1.25rem) 0, 100% 1.25rem, 100% 100%, 0 100%); }
.plate img { width: auto; max-width: 100%; height: 100%; min-height: 0; object-fit: contain; mix-blend-mode: multiply; transition: transform 0.6s var(--ease); }
.plate:hover img { transform: translateY(-6px) scale(1.03); }
.plate figcaption { margin-top: 0.75rem; color: var(--muted); font-size: 1rem; line-height: 1.35; }
.plate strong { display: block; color: var(--text); font: 500 1.25rem/1.25 var(--sans); letter-spacing: -0.01em; }
.own .sec__intro p + p { margin-top: 1rem; }
@media (min-width: 900px) { .plates { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* ---------- 05 service, parts, explosive atmospheres ---------- */
.cells { display: grid; border-top: 1px solid var(--rule-strong); }
.cell { padding: 1.6rem 0 1.9rem; border-bottom: 1px solid var(--rule); scroll-margin-top: 1rem; }
.cell h3 { margin-bottom: 0.85rem; font: 500 clamp(1.625rem, 2.3vw, 2.125rem)/1.15 var(--sans); letter-spacing: -0.022em; }
.cell p { max-width: 30em; color: var(--soft); }
.cell strong { color: var(--text); }
.cell .cell__more, .sec__intro .cell__more { margin-top: 1.25rem; }
.cell__more a { display: inline-flex; align-items: center; gap: 0.6em; min-height: 2.75rem; color: var(--text); font: 500 0.8125rem/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid var(--accent); }
.cell__more a svg { transition: transform 0.3s var(--ease); }
.cell__more a:hover { color: var(--accent); }
.cell__more a:hover svg { transform: translate(2px, -2px); }
@media (min-width: 900px) {
  .cells { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cell { padding: 1.75rem 2rem 2.25rem; border-right: 1px solid var(--rule); border-bottom: 0; }
  .cell:first-child { padding-left: 0; }
  .cell:last-child { border-right: 0; }
}

/* ---------- 06 the workshop ---------- */
.about__grid { display: grid; gap: 2.5rem; }
.about__text p { max-width: 30em; color: var(--soft); font-size: 1.25rem; line-height: 1.5; }
.about__text strong { color: var(--text); }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr)); gap: 1.1rem 1.5rem; margin-top: 2rem; padding-top: 1.3rem; border-top: 1px solid var(--rule-strong); }
.facts dt, .about figcaption { color: var(--muted); font: 500 0.75rem/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.facts dd { margin-top: 0.3rem; font-size: 1.1875rem; font-weight: 500; }
.about__photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem 0.75rem; }
.about__main { grid-column: 1 / -1; }
.about__photos figure { overflow: hidden; }
.about__photos img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; filter: grayscale(1) contrast(1.15) brightness(0.92); transition: transform 0.9s var(--ease), filter 0.6s; }
.about__photos figure:hover img { transform: scale(1.04); filter: grayscale(0.2) contrast(1.05) brightness(1); }
.about__main img { aspect-ratio: 16 / 8; }
.about figcaption { margin-top: 0.5rem; }
@media (min-width: 1000px) { .about__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); column-gap: 4rem; align-items: start; } }

/* ---------- footer ---------- */
.foot { padding: clamp(3rem, 6vw, 5rem) var(--pad-r) 1.75rem var(--pad-l); background: #060708; color: var(--soft); font-size: 1.0625rem; }
.foot__grid { display: grid; gap: 2.5rem; }
.foot .tag { margin-bottom: 0.75rem; }
.foot__big { font: 500 clamp(1.875rem, 3.2vw, 2.875rem)/1.1 var(--sans); letter-spacing: -0.025em; color: var(--text); }
.foot__big a { text-decoration: none; }
.foot__big a:hover { color: var(--accent); }
.foot__big + p { margin-top: 0.5rem; }
.foot__service { margin-top: 1.1rem; }
.foot strong { color: var(--text); }
.foot__firm + .foot__firm { margin-top: 0.6rem; }
.foot__small { margin-top: 0.6rem; color: var(--dim); font-size: 0.9375rem; line-height: 1.45; }
.foot ul { list-style: none; display: grid; }
.foot ul a { display: inline-flex; align-items: center; min-height: 2.5rem; }
.foot__label { margin-top: clamp(2.5rem, 5vw, 4rem); padding-top: 1.2rem; border-top: 1px solid var(--rule); color: var(--dim); font: 400 0.8125rem/1.5 var(--mono); }
@media (min-width: 800px) { .foot__grid { grid-template-columns: 1.3fr 1.3fr 0.8fr; column-gap: 3rem; } }

/* ---------- the original overview at full size ---------- */
.lightbox { width: min(78rem, calc(100vw - 24px)); max-width: calc(100vw - 24px); max-height: calc(100dvh - 24px); padding: 0; border: 1px solid var(--rule-strong); background: var(--bg); color: var(--text); }
.lightbox[open] { display: flex; flex-direction: column; }
.lightbox::backdrop { background: rgba(0, 0, 0, 0.78); }
.lightbox__bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1.25rem; padding: 0.7rem 1rem; border-bottom: 1px solid var(--rule); }
.lightbox__bar strong { margin-right: auto; font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.lightbox__scroll { overflow: auto; background: #000; }
.lightbox__scroll img { width: 1200px; max-width: none; margin-inline: auto; }

/* ---------- motion: smooth, and never needed to read the page ---------- */
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }

  /* the first screen arrives */
  .js .hero__img { animation: img-in 1.6s var(--ease) backwards; }
  .js .hero__text > * { animation: up 0.8s var(--ease) backwards; }
  .js .hero__text > :nth-child(2) { animation-delay: 0.08s; }
  .js .hero__text > :nth-child(3) { animation-delay: 0.16s; }
  .js .hero__text > :nth-child(4) { animation-delay: 0.24s; }
  .js .readouts > div { animation: up 0.7s var(--ease) 0.3s backwards; }
  .js .readouts > div:nth-child(2) { animation-delay: 0.37s; }
  .js .readouts > div:nth-child(3) { animation-delay: 0.44s; }
  .js .readouts > div:nth-child(4) { animation-delay: 0.51s; }
  @keyframes up { from { opacity: 0; transform: translateY(16px); } }
  @keyframes img-in { from { opacity: 0; } }

  /* the picture drifts a little as the page starts to move */
  @supports (animation-timeline: scroll()) {
    .js .hero__img { animation: img-in 1.6s var(--ease) backwards, hero-drift linear both; animation-timeline: auto, scroll(root block); animation-range: normal, 0 90vh; }
    @keyframes hero-drift { to { transform: translateY(7%) scale(1.07); } }
  }

  /* things that change place or content do so softly */
  .js .guide:not([hidden]), .js .form.is-tabbed .form__panel:not([hidden]) { animation: up 0.45s var(--ease) backwards; }
  .form__panel:focus { outline: none; }
  .js .group__more[open] dl { animation: up 0.35s var(--ease) backwards; }

  /* each part of a section eases in when it is reached (the class is set only when the observer is running) */
  .motion [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.85s var(--ease), transform 0.85s var(--ease), background-color 0.3s var(--ease); }
  .motion [data-reveal].is-in { opacity: 1; transform: none; }
  .motion .line__groups > :nth-child(2), .motion .plates > :nth-child(2), .motion .cells > :nth-child(2), .motion .about__photos > :nth-child(2) { transition-delay: 0.09s; }
  .motion .line__groups > :nth-child(3), .motion .plates > :nth-child(3), .motion .cells > :nth-child(3), .motion .about__photos > :nth-child(3) { transition-delay: 0.18s; }
  .motion .plates > :nth-child(4) { transition-delay: 0.27s; }
  .motion .chooser__areas[data-reveal] { opacity: 1; transform: none; }
  .motion .chooser__areas .area { opacity: 0; transform: translateY(16px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease), background-color 0.25s var(--ease); }
  .motion .chooser__areas.is-in .area { opacity: 1; transform: none; }
  .motion .chooser__areas .area:nth-child(3) { transition-delay: 0.04s; }
  .motion .chooser__areas .area:nth-child(4) { transition-delay: 0.08s; }
  .motion .chooser__areas .area:nth-child(5) { transition-delay: 0.12s; }
  .motion .chooser__areas .area:nth-child(6) { transition-delay: 0.16s; }
  .motion .chooser__areas .area:nth-child(7) { transition-delay: 0.2s; }
  .motion .chooser__areas .area:nth-child(8) { transition-delay: 0.24s; }
}
@media print { [data-reveal], .area { opacity: 1 !important; transform: none !important; } }