/* Blueprint — Swiss industrial / technical drawing.
   Off-white drawing sheet on a faint blueprint grid, graphite ink, one signal orange. Square corners, 1/2px rules, mono labels. */
:root {
  --paper: #f5f4f0;
  --white: #fbfbf9;
  --table: #e2e3de;
  --ink: #1c1e21;
  --ink2: #44484e;
  --mute: #63676d;
  --hair: #c8c8c0;
  --or: #ff5a1f;
  --or-ink: #b0380a;
  --ok: #1d6b3a;
  --g1: rgba(30, 74, 140, .065);
  --g2: rgba(30, 74, 140, .13);
  --sans: "Helvetica Neue", Helvetica, Arial, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Noto Sans Arabic", Tahoma, Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, "Liberation Mono", monospace;
  --pad: clamp(18px, 3.4vw, 48px);
  --gut: clamp(8px, 2vw, 28px);
  --sp: clamp(52px, 6.4vw, 96px);
  --grid: linear-gradient(var(--g2) 1px, transparent 1px), linear-gradient(90deg, var(--g2) 1px, transparent 1px), linear-gradient(var(--g1) 1px, transparent 1px), linear-gradient(90deg, var(--g1) 1px, transparent 1px);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; padding-inline: var(--gut);
  font: 400 16.5px/1.6 var(--sans); color: var(--ink);
  background-color: var(--table); background-image: var(--grid);
  background-size: 96px 96px, 96px 96px, 12px 12px, 12px 12px;
  overflow-wrap: break-word; hyphens: auto; -webkit-hyphens: auto;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
h1, h2, h3 { font-weight: 800; color: var(--ink); text-wrap: balance; }
p { text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--or); outline-offset: 2px; }
.skip { position: fixed; top: 8px; inset-inline-start: 8px; z-index: 3000; padding: 12px 16px; background: var(--ink); color: var(--paper); font: 700 14px var(--sans); transform: translateY(-200%); }
.skip:focus { transform: none; }
.ico { width: 20px; height: 20px; flex: none; }
[dir="rtl"] .ico--arr { transform: scaleX(-1); }

/* ---------- Sheet frame ---------- */
.frame { max-width: 1360px; margin-inline: auto; background: var(--paper); border-inline: 2px solid var(--ink); }
main > section > .frame, main > article > .frame { border-top: 2px solid var(--ink); }
.sec__in { padding: var(--sp) var(--pad); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 48px; padding: 0 22px; border: 2px solid var(--ink); border-radius: 0;
  background: var(--or); color: var(--ink);
  font: 700 13.5px/1.15 var(--sans); letter-spacing: .07em; text-transform: uppercase; text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn--lg { min-height: 56px; padding: 0 26px; font-size: 14px; }
.btn--line { background: transparent; }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--paper); color: var(--ink); }

/* ---------- Header: title block ---------- */
.tb { padding-top: var(--gut); }
.tb .frame { border-top: 2px solid var(--ink); }
.tb__strip {
  display: flex; margin: 0; border-bottom: 1px solid var(--ink);
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2);
}
.tb__strip > span { padding: 7px 14px; border-inline-end: 1px solid var(--ink); white-space: nowrap; }
.tb__strip .tb__zones { display: flex; padding: 0; margin-inline-start: auto; border-inline-end: 0; }
.tb__zones i { font-style: normal; width: 44px; padding: 7px 0; text-align: center; border-inline-start: 1px solid var(--ink); }
.tb__row { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; min-height: 72px; }
.logo { display: flex; align-items: center; gap: 14px; padding: 10px var(--pad) 10px 22px; padding-inline: 22px 26px; border-inline-end: 2px solid var(--ink); text-decoration: none; color: var(--ink); }
.mark { width: 38px; height: 38px; flex: none; }
.logo__txt { font: 400 13px/1.15 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.logo__txt b { display: block; font-size: 17px; font-weight: 800; letter-spacing: .02em; }
.nav { display: flex; }
.nav a {
  flex: 1 1 auto; display: flex; flex-direction: column; justify-content: center; gap: 3px;
  padding: 10px 14px; border-inline-end: 1px solid var(--ink); text-decoration: none; color: var(--ink);
  font-size: 14.5px; font-weight: 600; line-height: 1.2; white-space: nowrap;
}
.nav a small { font: 500 10.5px/1 var(--mono); color: var(--mute); letter-spacing: .06em; }
.nav a:hover { background: var(--ink); color: var(--paper); }
.nav a:hover small { color: var(--hair); }
.nav a[aria-current] { box-shadow: inset 0 -5px 0 var(--or); }
.tb__tools { display: flex; align-items: stretch; }
.tb__cta { border: 0; min-height: 0; height: 100%; padding: 0 26px; }
.nav-toggle { display: none; width: 72px; border: 0; border-inline-start: 2px solid var(--ink); background: var(--paper); cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 0; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); }
.nav-toggle[aria-expanded="true"] { background: var(--ink); }
.nav-toggle[aria-expanded="true"] span { background: var(--paper); }
.lang { position: relative; border-inline-start: 1px solid var(--ink); }
.lang summary { list-style: none; cursor: pointer; display: flex; align-items: center; height: 100%; min-height: 44px; padding: 0 16px; font: 700 12px var(--mono); }
.lang summary::-webkit-details-marker { display: none; }
.lang ul { position: absolute; inset-inline-end: -2px; top: 100%; z-index: 50; margin: 0; padding: 0; list-style: none; background: var(--paper); border: 2px solid var(--ink); min-width: 160px; }
.lang a { display: block; padding: 12px 16px; text-decoration: none; }
.lang a:hover { background: var(--or); }

/* ---------- Hero: drawing sheet ---------- */
.hero__in { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.hero__copy { padding: clamp(40px, 5.5vw, 84px) var(--pad) clamp(44px, 5vw, 72px); }
.eyebrow { display: flex; align-items: baseline; gap: 12px; margin: 0; font: 500 12px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); hyphens: manual; }
.eyebrow span { flex: none; padding: 2px 6px; background: var(--ink); color: var(--paper); }
.hero h1 { margin: 26px 0 26px; font-size: clamp(34px, 4.5vw, 64px); line-height: 1.01; letter-spacing: -.03em; max-width: 15.5em; }
.hero__lead { margin: 0; max-width: 60ch; font-size: 18.5px; line-height: 1.6; color: var(--ink2); }
.hero__pts { list-style: none; margin: 30px 0 0; padding: 0; max-width: 640px; border-top: 2px solid var(--ink); }
.hero__pts li { display: grid; grid-template-columns: 52px minmax(0, 1fr); padding: 11px 0; border-bottom: 1px solid var(--hair); font-weight: 600; font-size: 16px; }
.hero__pts span { font: 700 12px/1.9 var(--mono); color: var(--or-ink); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 0; }

.fig { display: flex; flex-direction: column; justify-content: center; padding: 72px 72px 36px 56px; padding-inline: 56px 72px; border-inline-start: 2px solid var(--ink); background-color: var(--paper); background-image: var(--grid); background-size: 96px 96px, 96px 96px, 12px 12px, 12px 12px; }
.fig__body { position: relative; }
.proto { position: relative; background: var(--white); border: 2px solid var(--ink); font-size: 14px; }
.proto__hd { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin: 0; padding: 11px 14px; border-bottom: 2px solid var(--ink); font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--mute); }
.proto__hd b { font: 700 15px var(--sans); letter-spacing: 0; text-transform: none; color: var(--ink); }
.proto__f { display: grid; grid-template-columns: 1.4fr 1fr; margin: 0; border-bottom: 1px solid var(--ink); }
.proto__f div { padding: 7px 14px; }
.proto__f div + div { border-inline-start: 1px solid var(--ink); }
.proto__f dt, .proto__count em { font: 500 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.proto__f dd { margin: 0; font-weight: 700; }
.proto__count { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; margin: 0; padding: 18px 14px 6px; }
.proto__count b { font: 700 clamp(34px, 3.4vw, 46px)/1 var(--mono); letter-spacing: -.04em; }
.proto__count span { font: 500 17px var(--mono); color: var(--mute); }
.proto__count em { flex-basis: 100%; font-style: normal; }
.proto__scale { position: relative; height: 18px; margin: 8px 14px 18px; }
.proto__scale::before { content: ""; position: absolute; inset-block: 0; inset-inline: 0 60px; border-bottom: 2px solid var(--ink); background: repeating-linear-gradient(90deg, var(--ink) 0 1px, transparent 1px 5%) bottom / 100% 8px no-repeat, repeating-linear-gradient(90deg, var(--ink) 0 1px, transparent 1px 25%) bottom / 100% 18px no-repeat; }
[dir="rtl"] .proto__scale::before { transform: scaleX(-1); }
.proto__scale i { position: absolute; inset-inline-start: 0; bottom: 2px; height: 6px; width: calc((100% - 60px) * var(--f)); background: var(--or); }
.proto__scale span { position: absolute; inset-inline-end: 0; bottom: -3px; font: 700 14px var(--mono); }
.proto__t { width: 100%; border-collapse: collapse; font: 400 12.5px/1.3 var(--mono); }
.proto__t th { padding: 6px 8px; text-align: start; font-size: 9.5px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); border-top: 1px solid var(--ink); }
.proto__t td { padding: 7px 8px; border-top: 1px solid var(--hair); }
.proto__t th:first-child, .proto__t td:first-child { padding-inline-start: 14px; }
.proto__t td:nth-child(2), .proto__t td:nth-child(3) { text-align: end; }
.proto__t th:nth-child(2), .proto__t th:nth-child(3) { text-align: end; }
.proto__t b, .proto__rows b { font-weight: 600; font-family: var(--sans); font-size: 12.5px; }
.proto__t b.is-diff, .proto__rows b.is-diff { background: var(--or); padding: 1px 5px; }
.proto__rows { list-style: none; margin: 0; padding: 0; }
.proto__rows li { display: grid; grid-template-columns: 36px 1fr auto; gap: 8px; padding: 8px 14px; border-top: 1px solid var(--hair); }
.proto__sign { display: flex; justify-content: space-between; gap: 10px; margin: 0; padding: 9px 14px; border-top: 2px solid var(--ink); font: 400 11px var(--mono); color: var(--mute); }
.stamp {
  position: absolute; inset-inline-end: 16px; top: 112px; margin: 0; padding: 6px 10px;
  border: 2px solid var(--or-ink); outline: 1px solid var(--or-ink); outline-offset: 2px; color: var(--or-ink);
  font: 700 11.5px var(--mono); letter-spacing: .12em; text-transform: uppercase; transform: rotate(-7deg); background: rgba(251, 251, 249, .85);
}
.dim { position: absolute; font: 500 11px var(--mono); color: var(--ink2); }
.dim--h { top: -30px; inset-inline: 0; height: 0; border-top: 1px solid var(--ink2); }
.dim--h::before, .dim--h::after { content: ""; position: absolute; top: -6px; width: 1px; height: 12px; background: var(--ink2); }
.dim--h::before { inset-inline-start: 0; height: 30px; transform: none; }
.dim--h::after { inset-inline-end: 0; height: 30px; }
.dim--h span { position: absolute; left: 50%; top: 0; transform: translate(-50%, -50%); padding: 0 8px; background: var(--paper); }
.dim--v { top: 0; bottom: 0; inset-inline-end: -36px; width: 0; border-inline-start: 1px solid var(--ink2); }
.dim--v::before, .dim--v::after { content: ""; position: absolute; inset-inline-end: -1px; width: 36px; height: 1px; background: var(--ink2); }
.dim--v::before { top: 0; } .dim--v::after { bottom: 0; }
.dim--v span { position: absolute; top: 50%; left: 0; transform: translate(-50%, -50%) rotate(-90deg); padding: 0 8px; background: var(--paper); }
.dim--h > span, .dim--v > span { line-height: 1.4; }
.fig__cap { margin: 18px 0 0; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }

/* ---------- Section heads ---------- */
.sh { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); gap: 24px; margin: 0 0 clamp(32px, 4vw, 52px); }
.sh__no { display: flex; align-items: baseline; gap: 10px; margin: 0; padding-top: 12px; font: 500 12px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink2); }
.sh__no span { color: var(--ink); font-weight: 700; }
.sh__no span::before { content: ""; display: inline-block; width: 9px; height: 9px; margin-inline-end: 10px; background: var(--or); }
.sh h2 { margin: 0; font-size: clamp(28px, 3.2vw, 46px); line-height: 1.06; letter-spacing: -.025em; max-width: 21ch; }
.sh__txt > p { margin: 18px 0 0; max-width: 62ch; font-size: 18px; color: var(--ink2); }
.sh--side { display: block; margin: 0; }
.sh--side h2 { margin-top: 18px; font-size: clamp(26px, 2.6vw, 38px); }
.sh--side .sh__txt > p { font-size: 16.5px; }

/* ---------- Why: general notes ---------- */
.notes { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 80px); }
.notes > .sh { position: sticky; top: 24px; align-self: start; }
.notes__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 40px; }
.notes__list li { display: grid; grid-template-columns: 44px minmax(0, 1fr); column-gap: 6px; padding-top: 16px; border-top: 2px solid var(--ink); }
.notes__n { grid-row: span 2; display: grid; place-items: center; width: 30px; height: 30px; border: 1.5px solid var(--ink); border-radius: 50%; font: 700 13px var(--mono); }
.notes__list h3 { margin: 3px 0 8px; font-size: 19px; line-height: 1.25; letter-spacing: -.01em; }
.notes__list p { margin: 0; font-size: 15.5px; color: var(--ink2); }

/* ---------- Services: spec table ---------- */
.spec { --cols: 92px minmax(0, 4fr) minmax(0, 6fr) 200px; border: 2px solid var(--ink); background: var(--white); }
.spec__hd { display: grid; grid-template-columns: var(--cols); margin: 0; background: var(--ink); color: var(--paper); font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.spec__hd span { padding: 10px 18px; }
.spec__list { list-style: none; margin: 0; padding: 0; }
.spec__row { position: relative; display: grid; grid-template-columns: var(--cols); align-items: start; border-top: 1px solid var(--ink); }
.spec__row:first-child { border-top: 0; }
.spec__row > * { padding: 22px 18px; }
.spec__code { align-self: stretch; font: 700 14px var(--mono); border-inline-end: 1px solid var(--hair); }
.spec__t { margin: 0; font-size: 20px; line-height: 1.22; letter-spacing: -.012em; }
.spec__t a { text-decoration: none; }
.spec__t a::after { content: ""; position: absolute; inset: 0; }
.spec__t a:focus-visible { outline: 0; }
.spec__t a:focus-visible::after { outline: 3px solid var(--or); outline-offset: -3px; }
.spec__d { margin: 0; font-size: 15.5px; color: var(--ink2); }
.spec__go { display: flex; align-items: center; justify-content: flex-end; gap: 10px; font: 600 11.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.spec__row:hover { background: var(--paper); }
.spec__row:hover .spec__code { background: var(--or); }
.spec__row:hover .spec__t a { text-decoration: underline; }

/* ---------- Process: stations ---------- */
.sec--grid .frame { background-image: var(--grid); background-size: 96px 96px, 96px 96px, 12px 12px, 12px 12px; }
.flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 40px; }
.st { position: relative; display: flex; flex-direction: column; background: var(--white); border: 2px solid var(--ink); }
.st__hd { display: flex; justify-content: space-between; margin: 0; padding: 8px 12px; background: var(--ink); color: var(--paper); font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.st:nth-child(3) .st__hd { background: var(--or); color: var(--ink); }
.st h3 { margin: 16px 14px 8px; font-size: 18.5px; line-height: 1.2; }
.st p:last-child { margin: 0 14px 18px; font-size: 15px; color: var(--ink2); }
.st:not(:last-child)::after {
  content: ""; position: absolute; top: 50%; inset-inline-start: calc(100% + 4px); width: 32px; height: 12px; margin-top: -6px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 12'%3E%3Cpath d='M0 6h25' stroke='%231c1e21' stroke-width='2'/%3E%3Cpath d='M23 1l8 5-8 5z' fill='%231c1e21'/%3E%3C/svg%3E") no-repeat center / 100% 100%;
}
[dir="rtl"] .st:not(:last-child)::after { transform: scaleX(-1); }

/* ---------- Industries: typographic run ---------- */
.sec#industries .sec__in { padding-block: clamp(48px, 5vw, 72px); }
.ind { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.ind__list { list-style: none; margin: 0; padding: 0; font-size: clamp(22px, 2.5vw, 35px); font-weight: 700; line-height: 1.38; letter-spacing: -.018em; }
.ind__list li { display: inline; }
.ind__list li:not(:last-child)::after { content: "/"; margin: 0 .32em 0 .28em; color: var(--or); font-weight: 400; }
.ind__list span { margin-inline-end: 4px; font: 500 11px var(--mono); letter-spacing: .04em; color: var(--mute); vertical-align: super; }

/* ---------- Guides: data sheets ---------- */
.ds-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2px; background: var(--ink); border: 2px solid var(--ink); }
.ds { position: relative; display: flex; flex-direction: column; background: var(--white); }
.ds__hd { display: flex; justify-content: space-between; gap: 12px; margin: 0; padding: 10px 20px; border-bottom: 1px solid var(--ink); font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.ds__no { margin: 26px 20px 14px; font: 300 clamp(64px, 6.4vw, 96px)/.85 var(--sans); letter-spacing: -.05em; color: var(--ink); }
.ds__t { margin: 0 20px 12px; font-size: 21px; line-height: 1.22; letter-spacing: -.012em; }
.ds__t a { text-decoration: none; }
.ds__t a::after { content: ""; position: absolute; inset: 0; }
.ds__t a:focus-visible { outline: 0; }
.ds__t a:focus-visible::after { outline: 3px solid var(--or); outline-offset: -3px; }
.ds__d { flex: 1; margin: 0 20px 24px; font-size: 15.5px; color: var(--ink2); }
.ds__go { display: flex; justify-content: space-between; align-items: center; margin: 0; padding: 12px 20px; border-top: 1px solid var(--ink); font: 600 11.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.ds:hover .ds__go { background: var(--or); }
.ds:hover .ds__t a { text-decoration: underline; }
.more { display: flex; justify-content: flex-end; margin: 28px 0 0; }

/* ---------- FAQ ---------- */
.qa-wrap { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.qa { border-top: 2px solid var(--ink); }
.qa details { border-bottom: 1px solid var(--ink); }
.qa summary { display: grid; grid-template-columns: 64px minmax(0, 1fr) 30px; gap: 12px; align-items: start; padding: 18px 0; cursor: pointer; list-style: none; font-size: 18px; font-weight: 700; line-height: 1.35; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; display: grid; place-items: center; width: 30px; height: 30px; border: 1.5px solid var(--ink); font: 400 18px/1 var(--mono); }
.qa details[open] summary::after { content: "\2212"; background: var(--ink); color: var(--paper); }
.qa summary:hover .qa__q { text-decoration: underline; text-underline-offset: 4px; }
.qa__n { padding-top: 4px; font: 700 12px var(--mono); color: var(--or-ink); }
.qa details p { margin: -4px 0 22px; padding-inline: 76px 42px; max-width: 74ch; color: var(--ink2); }

/* ---------- Contact ---------- */
.sec--contact .sec__in { padding: 0; }
.contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.contact__info { padding: var(--sp) var(--pad); background: var(--ink); color: var(--paper); }
.contact__info .sh__no { color: #c9cbc6; }
.contact__info .sh__no span { color: var(--paper); }
.contact__info h2 { margin: 20px 0 18px; color: var(--paper); font-size: clamp(30px, 3.4vw, 48px); line-height: 1.04; letter-spacing: -.025em; }
.contact__lead { margin: 0; font-size: 17.5px; color: #dcdcd7; max-width: 46ch; }
.contact__direct { margin: 36px 0 12px; font: 500 11.5px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: #c9cbc6; }
.contact__cells { margin: 0; border: 1px solid #6d7178; }
.contact__cells div { padding: 12px 16px; }
.contact__cells div + div { border-top: 1px solid #6d7178; }
.contact__cells dt { font: 500 10.5px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: #b9bbb6; }
.contact__cells dd { margin: 2px 0 0; }
.contact__cells a { display: inline-block; padding-block: 4px; font-size: clamp(19px, 1.8vw, 24px); font-weight: 700; color: var(--paper); text-decoration: none; }
.contact__cells a:hover { color: var(--or); }
.contact__hours { margin: 16px 0 0; font: 400 12.5px/1.6 var(--mono); color: #c9cbc6; }
.contact__form { padding: var(--sp) var(--pad); }
.contact__fh { display: flex; justify-content: space-between; gap: 12px; margin: 0; padding: 9px 16px; border: 2px solid var(--ink); border-bottom: 0; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.form { display: grid; gap: 18px; padding: clamp(18px, 2.4vw, 30px); border: 2px solid var(--ink); background: var(--white); }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.field { display: grid; gap: 6px; min-width: 0; }
.field > span { font: 500 11px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.field input, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 12px; border: 1.5px solid var(--ink); border-radius: 0; background: var(--paper);
  font: 400 16px/1.4 var(--sans); color: var(--ink); -webkit-appearance: none; appearance: none;
}
.field textarea { resize: vertical; min-height: 116px; }
.field input::placeholder, .field textarea::placeholder { color: #7d8086; }
.field input:focus, .field textarea:focus { outline: 3px solid var(--or); outline-offset: 0; background: #fff; }
.hp { position: absolute; inset-inline-start: -9999px; width: 1px; height: 1px; overflow: hidden; }
.captcha { max-width: 100%; overflow: hidden; }
.captcha:empty { display: none; }
.form .btn { justify-self: start; }
.form .btn:disabled { opacity: .6; cursor: progress; }
.form__legal { margin: 0; font-size: 13px; color: var(--mute); }
.form__legal a { color: var(--ink); }
.form__status { margin: 0; min-height: 22px; font-size: 15px; font-weight: 700; }
.form__status:empty { min-height: 0; }
.form__status.is-ok { color: var(--ok); }
.form__status.is-err { color: var(--or-ink); }

/* ---------- CTA band ---------- */
.cta .frame { background: var(--or); }
.cta__in { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; padding: clamp(40px, 4.4vw, 60px) var(--pad); }
.cta h2 { margin: 0 0 10px; font-size: clamp(26px, 3vw, 40px); line-height: 1.08; letter-spacing: -.022em; }
.cta p { margin: 0; max-width: 62ch; font-size: 17px; }
.cta :focus-visible { outline-color: var(--ink); }

/* ---------- Inner page head ---------- */
.ph .frame { background-image: var(--grid); background-size: 96px 96px, 96px 96px, 12px 12px, 12px 12px; }
.ph__in { padding: 22px var(--pad) clamp(44px, 5vw, 72px); }
.crumbs ol { display: flex; flex-wrap: wrap; margin: 0 0 clamp(32px, 4vw, 56px); padding: 0; list-style: none; font: 500 12px/1.5 var(--mono); letter-spacing: .04em; color: var(--mute); }
.crumbs li + li::before { content: "/"; margin: 0 10px; color: var(--mute); }
.crumbs a { display: inline-block; padding-block: 12px; color: var(--ink2); }
.crumbs li[aria-current] { padding-block: 12px; color: var(--ink); }
.ph__grid { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: clamp(28px, 5vw, 72px); align-items: end; }
.ph h1 { margin: 0; font-size: clamp(32px, 4.3vw, 60px); line-height: 1.03; letter-spacing: -.03em; max-width: 19em; }
.ph__lead { margin: 24px 0 0; max-width: 64ch; font-size: 18.5px; color: var(--ink2); }
.ph__cta { margin: 30px 0 0; }
.ph__side { margin: 0; border: 2px solid var(--ink); background: var(--white); }
.ph__side div { padding: 10px 14px; }
.ph__side div + div { border-top: 1px solid var(--ink); }
.ph__side dt { font: 500 10.5px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.ph__side dd { margin: 2px 0 0; font: 700 15px var(--mono); }

/* ---------- Document pages ---------- */
.doc__in { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(36px, 6vw, 96px); }
.doc__body { max-width: 780px; min-width: 0; }
.ps { margin: 0 0 clamp(40px, 4vw, 56px); scroll-margin-top: 16px; }
.ps h2 { display: flex; gap: 16px; align-items: baseline; margin: 0 0 18px; padding-top: 14px; border-top: 2px solid var(--ink); font-size: clamp(24px, 2.4vw, 32px); line-height: 1.15; letter-spacing: -.02em; }
.ps__no { flex: none; font: 700 14px var(--mono); letter-spacing: 0; color: var(--or-ink); }
.ps > p { margin: 0 0 16px; font-size: 17.5px; line-height: 1.7; color: #26292d; }
.ps__list { list-style: none; margin: 22px 0 0; padding: 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.ps__list li { display: grid; grid-template-columns: 52px minmax(0, 1fr); padding: 11px 0; font-size: 16.5px; }
.ps__list li + li { border-top: 1px solid var(--hair); }
.ps__list span { font: 700 12px/2 var(--mono); color: var(--or-ink); }
.ps--box { padding: 0 clamp(18px, 2.4vw, 28px) 10px; border: 2px solid var(--ink); background: var(--white); }
.ps--box h2 { border-top: 0; padding-top: 22px; }
.deliv { list-style: none; margin: 0; padding: 0; }
.deliv li { display: grid; grid-template-columns: 64px minmax(0, 1fr); padding: 13px 0; border-top: 1px solid var(--ink); font-size: 17px; font-weight: 600; }
.deliv span { font: 700 12px/2 var(--mono); color: var(--or-ink); }
.qa--doc summary { font-size: 17px; }
.doc__side { display: grid; gap: 24px; align-content: start; align-self: start; position: sticky; top: 20px; }
.side { border: 2px solid var(--ink); background: var(--white); }
.side__h, .toc__h { margin: 0; padding: 10px 14px; background: var(--ink); color: var(--paper); font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side li + li { border-top: 1px solid var(--ink); }
.side a { display: grid; grid-template-columns: 46px minmax(0, 1fr); padding: 12px 14px; font-size: 15px; font-weight: 600; line-height: 1.35; text-decoration: none; }
.side a span { font: 500 11.5px/1.75 var(--mono); color: var(--mute); }
.side a:hover { background: var(--or); }
.side a:hover span { color: var(--ink); }
.doc__lead { margin: 0 0 40px; font-size: clamp(19px, 1.7vw, 22px); line-height: 1.55; font-weight: 500; }
.toc { margin: 0 0 56px; border: 2px solid var(--ink); background: var(--white); }
.toc ol { list-style: none; margin: 0; padding: 6px 0; }
.toc a { display: grid; grid-template-columns: 50px minmax(0, 1fr); padding: 9px 16px; text-decoration: none; font-weight: 600; }
.toc a span { font: 700 12px/1.9 var(--mono); color: var(--or-ink); }
.toc a:hover { text-decoration: underline; }
.take { padding: clamp(22px, 3vw, 34px); background: var(--ink); color: var(--paper); }
.take h2 { margin: 0 0 18px; color: var(--paper); font-size: clamp(24px, 2.4vw, 30px); letter-spacing: -.02em; }
.take ol { margin: 0; padding-inline-start: 24px; }
.take li { margin: 0 0 10px; font-size: 17px; }
.take li::marker { color: var(--or); font: 700 14px var(--mono); }

/* ---------- Legal ---------- */
.ph--legal .ph__in { padding-top: 18px; }
.back { margin: 0 0 36px; }
.back a { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font: 600 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
.back a:hover { text-decoration: underline; }
.ico--back { transform: scaleX(-1); width: 18px; height: 18px; }
[dir="rtl"] .ico--back { transform: none; }
.ph--legal h1 { font-size: clamp(32px, 4vw, 54px); }
.legal__upd { margin: 16px 0 0; font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--mute); }
.legal__in { padding-block: clamp(32px, 4vw, 56px) var(--sp); }
.legal__s { display: grid; grid-template-columns: 120px minmax(0, 720px); gap: 24px; padding: 24px 0; border-top: 1px solid var(--ink); }
.legal__s:first-child { border-top: 2px solid var(--ink); }
.legal__no { margin: 0; padding-top: 4px; font: 700 14px var(--mono); color: var(--or-ink); }
.legal__s h2 { margin: 0 0 8px; font-size: 21px; line-height: 1.25; letter-spacing: -.01em; }
.legal__s p { margin: 0; font-size: 17px; color: var(--ink2); }

/* ---------- Footer: title block ---------- */
.ft { padding-bottom: var(--gut); }
.ft .frame { border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
.ft__grid { display: grid; grid-template-columns: minmax(0, 2.8fr) minmax(0, 2.4fr) minmax(0, 3.4fr) minmax(0, 3.4fr); border-bottom: 2px solid var(--ink); }
.ft__cell { padding: 28px 22px 30px; border-inline-start: 1px solid var(--ink); }
.ft__cell:first-child { border-inline-start: 0; }
.ft__k { margin: 0 0 14px; font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.ft__k a { display: inline-block; padding-block: 4px; }
.mark--ft { width: 44px; height: 44px; }
.ft__name { margin: 16px 0 6px; font-size: 19px; font-weight: 800; letter-spacing: .01em; text-transform: uppercase; line-height: 1.2; }
.ft__tag { margin: 0; font-size: 14.5px; color: var(--ink2); }
.ft__contact p { margin: 0 0 6px; }
.ft__contact a { display: inline-block; padding-block: 4px; font-weight: 700; text-decoration: none; }
.ft__contact a:hover { text-decoration: underline; }
.ft__muted { font-size: 13px; color: var(--mute); }
.ft__cell ul { list-style: none; margin: 0; padding: 0; }
.ft__cell li a { display: grid; grid-template-columns: 46px minmax(0, 1fr); padding: 6px 0; font-size: 14.5px; line-height: 1.38; text-decoration: none; }
.ft__cell li a:hover { text-decoration: underline; }
.ft__no { font: 500 11px/1.9 var(--mono); color: var(--mute); }
.ft__block { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; }
.ft__copy { margin: 0; padding: 14px 22px; align-self: center; font-size: 13px; color: var(--ink2); }
.ft__legal { display: flex; margin: 0; border-inline-start: 1px solid var(--ink); }
.ft__legal a { display: flex; align-items: center; min-height: 52px; padding: 0 18px; font-size: 13.5px; font-weight: 600; text-decoration: none; }
.ft__legal a + a { border-inline-start: 1px solid var(--ink); }
.ft__legal a:hover { background: var(--or); }
.ft__meta { display: flex; margin: 0; }
.ft__meta span { display: grid; align-content: center; padding: 6px 16px; border-inline-start: 1px solid var(--ink); font: 700 12.5px var(--mono); }
.ft__meta small { font-size: 9.5px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }

/* ---------- Responsive ---------- */
@media (max-width: 1240px) {
  .tb__row { grid-template-columns: minmax(0, 1fr) auto; }
  .logo { border-inline-end: 0; }
  .nav-toggle { display: flex; }
  .nav { grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); border-top: 2px solid var(--ink); }
  .nav a { flex-direction: row; align-items: baseline; gap: 12px; min-height: 52px; border-bottom: 1px solid var(--ink); margin-bottom: -1px; }
  .js .nav:not(.is-open) { display: none; }
  .tb__cta { border-inline-start: 2px solid var(--ink); }
  .flow { gap: 34px; }
}
@media (max-width: 1100px) {
  .hero__in { grid-template-columns: minmax(0, 1fr); }
  .fig { border-inline-start: 0; border-top: 2px solid var(--ink); padding: 64px max(64px, var(--pad)) 32px var(--pad); padding-inline: var(--pad) 72px; }
  .fig__body { max-width: 560px; }
  .flow { grid-template-columns: minmax(0, 1fr); gap: 34px; max-width: 640px; }
  .st { display: grid; grid-template-columns: 150px minmax(0, 1fr); }
  .st__hd { grid-row: span 2; flex-direction: column; justify-content: space-between; gap: 8px; padding: 14px; }
  .st h3 { margin: 16px 18px 6px; }
  .st p:last-child { margin: 0 18px 18px; }
  .st:not(:last-child)::after { top: calc(100% + 4px); inset-inline-start: 68px; margin-top: 0; width: 12px; height: 26px; transform: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 26'%3E%3Cpath d='M6 0v19' stroke='%231c1e21' stroke-width='2'/%3E%3Cpath d='M1 17l5 8 5-8z' fill='%231c1e21'/%3E%3C/svg%3E"); }
  [dir="rtl"] .st:not(:last-child)::after { transform: none; }
  .spec { --cols: 80px minmax(0, 1fr) 150px; }
  .spec__hd span:nth-child(3) { display: none; }
  .spec__row { grid-template-columns: 80px minmax(0, 1fr) 150px; }
  .spec__code { grid-row: span 2; }
  .spec__t { grid-column: 2; padding-bottom: 6px !important; }
  .spec__d { grid-column: 2; grid-row: 2; padding-top: 0 !important; }
  .spec__go { grid-column: 3; grid-row: 1 / span 2; align-self: center; }
  .doc__in { grid-template-columns: minmax(0, 1fr); }
  .doc__side { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ft__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ft__cell:nth-child(3) { border-inline-start: 0; }
  .ft__cell:nth-child(n+3) { border-top: 1px solid var(--ink); }
  .ft__block { grid-template-columns: minmax(0, 1fr) auto; }
  .ft__meta { grid-column: 1 / -1; border-top: 1px solid var(--ink); }
  .ft__meta span:first-child { border-inline-start: 0; }
}
@media (max-width: 900px) {
  .sh { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .notes, .ind, .qa-wrap { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .notes > .sh { position: static; }
  .sh--side h2 { margin-top: 14px; }
  .ds-grid { grid-template-columns: minmax(0, 1fr); }
  .ds { display: grid; grid-template-columns: 120px minmax(0, 1fr); }
  .ds__hd { grid-column: 1 / -1; }
  .ds__no { grid-row: span 2; margin: 20px 20px 0; font-size: 64px; }
  .ds__t { margin-top: 20px; }
  .ds__go { grid-column: 1 / -1; }
  .contact { grid-template-columns: minmax(0, 1fr); }
  .cta__in { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .cta .btn { justify-self: start; }
  .ph__grid { grid-template-columns: minmax(0, 1fr); align-items: start; }
  .ph__side { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
  .ph__side div + div { border-top: 0; border-inline-start: 1px solid var(--ink); }
  .legal__s { grid-template-columns: 64px minmax(0, 1fr); gap: 12px; }
}
@media (max-width: 680px) {
  body { font-size: 16px; }
  .tb__strip > span:nth-child(2), .tb__strip > span:nth-child(3) { display: none; }
  .tb__zones i:nth-child(n+4) { display: none; }
  .tb__zones i { width: 34px; }
  .tb__row { min-height: 64px; }
  .logo { padding-inline: 14px 10px; gap: 11px; }
  .mark { width: 32px; height: 32px; }
  .logo__txt { font-size: 11.5px; }
  .logo__txt b { font-size: 15px; }
  .tb__cta { display: none; }
  .nav-toggle { width: 64px; }
  .nav { grid-template-columns: minmax(0, 1fr); }
  .hero h1 { font-size: clamp(30px, 8.6vw, 40px); margin: 20px 0; }
  .hero__lead { font-size: 17px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .fig { padding: 56px 52px 26px var(--pad); padding-inline: var(--pad) 52px; }
  .dim--v { inset-inline-end: -32px; }
  .dim--v::before, .dim--v::after { width: 32px; }
  .stamp { top: auto; bottom: 46px; inset-inline-end: 10px; }
  .proto__t { font-size: 11.5px; }
  .proto__t th, .proto__t td { padding-inline: 5px; }
  .proto__t th:first-child, .proto__t td:first-child { padding-inline-start: 10px; }
  .notes__list { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .spec__hd { display: none; }
  .spec__row { grid-template-columns: 56px minmax(0, 1fr); }
  .spec__row > * { padding: 16px 14px; }
  .spec__code { grid-row: span 3; padding-inline: 10px !important; font-size: 12.5px; }
  .spec__t { font-size: 18.5px; }
  .spec__go { grid-column: 2; grid-row: 3; justify-content: flex-start; padding-top: 0 !important; }
  .st { grid-template-columns: minmax(0, 1fr); }
  .st__hd { grid-row: auto; flex-direction: row; padding: 8px 12px; }
  .st:not(:last-child)::after { inset-inline-start: 50%; margin-inline-start: -6px; }
  .ind__list { font-size: 23px; }
  .ds { grid-template-columns: 84px minmax(0, 1fr); }
  .ds__no { font-size: 48px; margin: 18px 14px 0 18px; }
  .ds__t { font-size: 19px; margin-inline: 0 18px; }
  .ds__d { margin-inline: 0 18px; }
  .ds__hd, .ds__go { padding-inline: 16px; }
  .qa summary { grid-template-columns: 46px minmax(0, 1fr) 30px; font-size: 16.5px; gap: 8px; }
  .qa details p { padding-inline: 54px 0; }
  .form__row { grid-template-columns: minmax(0, 1fr); }
  .form .btn { justify-self: stretch; }
  .doc__side { grid-template-columns: minmax(0, 1fr); }
  .ps h2 { flex-direction: column; gap: 6px; }
  .ps > p { font-size: 17px; }
  .ph__side { grid-template-columns: minmax(0, 1fr); }
  .ph__side div + div { border-inline-start: 0; border-top: 1px solid var(--ink); }
  .ft__grid { grid-template-columns: minmax(0, 1fr); }
  .ft__cell { border-inline-start: 0 !important; }
  .ft__cell + .ft__cell { border-top: 1px solid var(--ink); }
  .ft__block { grid-template-columns: minmax(0, 1fr); }
  .ft__legal { border-inline-start: 0; border-top: 1px solid var(--ink); }
  .ft__legal a { flex: 1; }
  .ft__copy { padding-bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  body { background: #fff; padding: 0; }
  .nav-toggle, .tb__cta, .contact__form, .cc { display: none !important; }
}