/* ==========================================================================
   Диалог — контейнеры, бытовки, хозблоки
   Layout: the hero is a stack of containers carrying the headline as painted
   signage; below it a to-scale price list, a dark "workshop" configurator and a
   route-line process. Left-aligned 12-col rhythm, max 1320px, one light theme.
   ========================================================================== */

:root {
  /* RAL palette: the colours customers actually order containers in */
  --ral-7035: #C9CEC9;   /* светло-серый */
  --ral-9003: #ECEDE8;   /* сигнальный белый */
  --ral-7016: #2A3236;   /* антрацит */
  --ral-5005: #1D4F91;   /* сигнальный синий */
  --ral-3009: #74362B;   /* оксидно-красный */
  --ral-6005: #1F4A3C;   /* зелёный мох */
  --ral-1003: #F5A800;   /* сигнальный жёлтый, как у кранов */
  --wood: #BF8A52;
  --wood-dark: #8A5D33;
  --weathered: #5F6F78;
  --rust: #9A4A1E;
  --ral-3020: #D3302A;   /* транспортный красный: метки терминалов */
  --night-land: #56636B;

  /* page */
  --ground: #E3E6E2;
  --surface: #F3F4F1;
  --field: #FCFCFA;
  --ink: var(--ral-7016);
  --ink-2: #4D575C;
  --rule: #C4C9C4;
  --rule-strong: #7F898B;

  --night: var(--ral-7016);
  --night-2: #343E43;
  --night-3: #1F2629;
  --night-ink: var(--ral-9003);
  --night-ink-2: #A9B3B6;
  --night-rule: #4A565C;

  --sea: var(--ral-5005);
  --sea-ink: var(--ral-9003);
  --sea-ink-2: #C9D6E8;
  --sea-rule: #4673AD;

  --action: var(--ral-1003);
  --action-hover: #E39A00;
  --on-action: var(--ral-7016);
  --ok: #2E8B57;
  --wait: #C98A12;
  --err: #B42318;
  --focus: var(--ral-5005);

  /* drawings */
  --u-line: rgba(22, 27, 30, .55);
  --u-dim: var(--ink-2);
  --u-ground: var(--rule-strong);
  --figure: #959FA2;
  --hole: #161B1E;
  --glass: #3D5466;
  --pvc: #F4F5F2;

  --font-display: "Sofia Sans Extra Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Sofia Sans", "Segoe UI", Roboto, Arial, sans-serif;

  --gutter: clamp(16px, 4vw, 40px);
  --max: 1320px;
  --r: 4px;
  --header-h: 72px;
  color-scheme: light;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 17px/1.55 var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
p { text-wrap: pretty; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.sr {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: 16px; top: -80px; z-index: 100;
  background: var(--action); color: var(--on-action); padding: 12px 16px; border-radius: var(--r);
  font-weight: 700; text-decoration: none;
}
.skip:focus { top: 12px; }

.wrap {
  max-width: calc(var(--max) + 2 * var(--gutter));
  margin-inline: auto;
  padding-left: max(var(--gutter), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
}

.ic {
  width: 22px; height: 22px; flex-shrink: 0;
  fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 26px;
  border: 2px solid var(--action); border-radius: var(--r);
  background: var(--action); color: var(--on-action);
  font-weight: 700; font-size: 17px; line-height: 1.2; text-decoration: none; text-align: center;
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease, transform .1s ease;
}
.btn:hover { background: var(--action-hover); border-color: var(--action-hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn--sm { min-height: 44px; padding: 0 18px; font-size: 16px; }
.btn--ghost { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn--ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--ground); }

/* ---------- header ---------- */
.top {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--ground);
  border-bottom: 1px solid var(--rule);
}
.top__in { display: flex; align-items: center; gap: 20px; min-height: var(--header-h); position: relative; }

.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.logo__mark { width: 44px; height: 40px; display: block; }
.logo__text { display: grid; line-height: 1; }
.logo__text b { font: 800 31px/.9 var(--font-display); letter-spacing: .01em; }
.logo__text small { font-size: 13px; color: var(--ink-2); margin-top: 4px; }

.nav { display: flex; gap: 2px; margin-left: 12px; }
.nav a {
  padding: 10px 12px; border-radius: var(--r);
  font-weight: 500; font-size: 16px; text-decoration: none; white-space: nowrap;
}
.nav a:hover { background: var(--surface); }

.top__cta { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.top__phone { font-weight: 700; text-decoration: none; white-space: nowrap; font-variant-numeric: tabular-nums; }
.top__phone small { display: block; font-weight: 400; font-size: 13px; color: var(--ink-2); }
.burger {
  display: none; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px;
  border: 2px solid var(--ink); border-radius: var(--r); background: none; cursor: pointer; font-weight: 600;
}
.burger__icon { width: 18px; height: 12px; position: relative; border-block: 2px solid currentColor; }
.burger__icon::after { content: ""; position: absolute; left: 0; right: 0; top: 3px; border-top: 2px solid currentColor; }

@media (max-width: 1080px) {
  .burger { display: inline-flex; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0; margin: 0;
    padding-block: 8px 20px;
    padding-left: max(var(--gutter), env(safe-area-inset-left, 0px));
    padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
    background: var(--ground); border-bottom: 1px solid var(--rule);
  }
  .nav a { padding: 14px 0; font-size: 20px; border-bottom: 1px solid var(--rule); border-radius: 0; }
  .nav a:hover { background: none; color: var(--sea); }
  .top[data-open] .nav { display: flex; }
}
@media (max-width: 640px) {
  .top__phone, .top__cta .btn { display: none; }
  .logo__text small { display: none; }
}

/* ---------- hero: the container stack ---------- */
.hero { overflow: clip; }
.hero__in {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  grid-template-areas: "base yard";
  gap: 0 clamp(24px, 4vw, 64px);
  align-items: end;
  padding-block: clamp(76px, 9vw, 136px) 0;
}
.hero__base { grid-area: base; display: grid; gap: 26px; padding-bottom: 6px; }
.hero__lead { font-size: 20px; line-height: 1.5; max-width: 40ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__facts { display: grid; gap: 10px; font-size: 16px; color: var(--ink-2); }
.hero__facts li { display: flex; gap: 10px; align-items: flex-start; }
.hero__facts .ic { width: 20px; height: 20px; margin-top: 2px; color: var(--ink); }
.hero__ground { height: 10px; background: var(--ink); }

.yard {
  grid-area: yard;
  position: relative;
  display: grid;
  grid-template-columns: 6058fr 76fr 6058fr;   /* 40 футов = два по 20 + 76 мм зазора */
  margin: 0;
  font: inherit;
  --drop: clamp(48px, 9vw, 120px);
}
.box {
  position: relative; display: block; overflow: hidden;
  container-type: inline-size;
  aspect-ratio: var(--len) / var(--h, 2591);
  background: var(--c);
  --mm: calc(100cqi / var(--len));   /* resolved in children, against this box */
}
.box--top { grid-column: 1 / -1; grid-row: 1; z-index: 1; }
.box--l { grid-column: 1; grid-row: 2; }
.box--r { grid-column: 3; grid-row: 2; }

.box__word {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 900;
  font-size: calc(var(--mm) * 1150);
  line-height: 1; letter-spacing: .015em; text-transform: uppercase; white-space: nowrap;
  color: var(--ral-9003);
}
.box__skin {
  position: absolute; inset: 0;
  --pitch: calc(var(--mm) * 278);
  background:
    linear-gradient(to bottom, rgb(255 255 255 / .09), rgb(255 255 255 / 0) 42%, rgb(0 0 0 / .16)),
    repeating-linear-gradient(90deg,
      rgb(255 255 255 / .07) 0 calc(var(--pitch) * .36),
      rgb(0 0 0 / .24) calc(var(--pitch) * .36) calc(var(--pitch) * .5),
      rgb(0 0 0 / .08) calc(var(--pitch) * .5) calc(var(--pitch) * .86),
      rgb(255 255 255 / .15) calc(var(--pitch) * .86) var(--pitch));
  box-shadow:
    inset 0 calc(var(--mm) * 120) 0 rgb(0 0 0 / .28),
    inset 0 calc(var(--mm) * -150) 0 rgb(0 0 0 / .32),
    inset calc(var(--mm) * 160) 0 0 rgb(0 0 0 / .26),
    inset calc(var(--mm) * -160) 0 0 rgb(0 0 0 / .26);
}
/* owner code + size-type code, painted top right like on a real box */
.box__skin::before {
  content: attr(data-mark);
  position: absolute;
  right: calc(var(--mm) * 420); top: calc(var(--mm) * 290);
  white-space: pre; text-align: right;
  font: 700 calc(var(--mm) * 128)/1.2 var(--font-body);
  letter-spacing: .04em;
  color: var(--ral-9003); opacity: .9;
}
.cc {
  position: absolute;
  width: calc(var(--mm) * 178); height: calc(var(--mm) * 162);
  background: rgb(0 0 0 / .35);
}
.cc::after {
  content: ""; position: absolute; left: 22%; top: 31%; width: 56%; height: 38%;
  border-radius: 50%; background: var(--hole);
}
.cc.tl { left: 0; top: 0; } .cc.tr { right: 0; top: 0; }
.cc.bl { left: 0; bottom: 0; } .cc.br { right: 0; bottom: 0; }

@container (max-width: 420px) { .box__skin::before { display: none; } }

/* crane spreader: lowers the top box once on load */
.rig { display: none; position: absolute; left: 0; right: 0; bottom: 100%; height: 80vh; pointer-events: none; }
.rig svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.rig line { stroke: var(--ink); stroke-width: 2; vector-effect: non-scaling-stroke; }
.rig__spreader {
  position: absolute; left: -.6%; right: -.6%; bottom: 0;
  height: clamp(8px, 1.1vw, 16px);
  background: var(--ral-1003);
  box-shadow: inset 0 -3px 0 rgb(0 0 0 / .22);
}

@media (prefers-reduced-motion: no-preference) {
  .rig { display: block; }
  .box--top, .rig { animation: lower 1.7s cubic-bezier(.3, 0, .12, 1) .25s both; }
  .rig {
    animation:
      lower 1.7s cubic-bezier(.3, 0, .12, 1) .25s both,
      rig-up .9s cubic-bezier(.55, 0, .8, .2) 2.2s forwards;
  }
  .box--l, .box--r { animation: settle .4s ease-out 1.85s both; }
}
@keyframes lower { from { transform: translateY(calc(var(--drop) * -1)); } to { transform: none; } }
@keyframes rig-up { to { transform: translateY(-70vh); opacity: 0; } }
@keyframes settle { 40% { transform: translateY(1.5px); } to { transform: none; } }

@media (max-width: 900px) {
  .hero__in {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "yard" "base";
    padding-block: clamp(64px, 14vw, 96px) 40px;
  }
  .yard { box-shadow: 0 8px 0 var(--ink); margin-bottom: 36px; }
  .hero__ground { display: none; }
}

/* ---------- sections ---------- */
.sec { padding-block: clamp(64px, 9vw, 128px); }
.sec > .wrap { display: grid; gap: clamp(32px, 4vw, 56px); }
.sec--surface { background: var(--surface); }
.sec--dark {
  background: var(--night); color: var(--night-ink);
  --focus: var(--ral-1003);
  --u-line: rgba(0, 0, 0, .6);
  --u-dim: var(--night-ink-2);
  --u-ground: var(--night-rule);
  --figure: #6E797E;
}
.sec--sea { background: var(--sea); color: var(--sea-ink); --focus: var(--ral-1003); }

.sec__head {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 16px clamp(24px, 4vw, 64px); align-items: end;
}
.h2 {
  font: 800 clamp(44px, 6.2vw, 88px)/.9 var(--font-display);
  letter-spacing: -.005em;
  text-wrap: balance;
}
.sec__lead { font-size: 19px; color: var(--ink-2); max-width: 46ch; }
.sec--dark .sec__lead { color: var(--night-ink-2); }
.sec--sea .sec__lead { color: var(--sea-ink-2); }
.h3 { font: 800 clamp(28px, 2.6vw, 36px)/1 var(--font-display); letter-spacing: .005em; text-wrap: balance; }

@media (max-width: 860px) {
  .sec__head { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- terminal network map ---------- */
.net__map { margin: 0; }
.net__svg { display: block; width: 100%; height: auto; }
.net__land { fill: none; stroke: var(--night-land); stroke-linecap: round; }
.pin__halo { fill: var(--ral-3020); opacity: .22; }
.pin__dot { fill: var(--ral-3020); stroke: var(--night); stroke-width: 2; }
@media (prefers-reduced-motion: no-preference) {
  .pin--pulse .pin__halo {
    transform-box: fill-box; transform-origin: center;
    animation: ping 2.8s cubic-bezier(.2, .6, .3, 1) infinite;
    animation-delay: calc(var(--i) * .45s);
  }
}
@keyframes ping { from { transform: scale(.6); opacity: .55; } 80%, to { transform: scale(2.3); opacity: 0; } }

.net__facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px clamp(20px, 4vw, 56px); }
.net__facts div {
  display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: 6px;
  padding-top: 18px; border-top: 2px solid var(--night-rule);
}
.net__facts dd { font: 800 clamp(44px, 5vw, 72px)/.95 var(--font-display); font-variant-numeric: tabular-nums; white-space: nowrap; }
.net__facts dt { color: var(--night-ink-2); font-size: 16px; }
@media (max-width: 700px) {
  .net__facts { grid-template-columns: minmax(0, 1fr); }
  .pin__dot { r: 11px; stroke-width: 3; }
  .pin__halo { r: 20px; }
}

/* ---------- drawings (generated by main.js) ---------- */
.u { display: block; width: 100%; height: auto; overflow: visible; }
.u-outline { fill: none; stroke: var(--u-line); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.u-ground { stroke: var(--u-ground); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.u-hole { fill: var(--hole); }
.u-glass { fill: var(--glass); }
.u-figure { fill: var(--figure); }
.u-block { fill: #9AA19C; stroke: var(--u-line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.u-rust { fill: var(--rust); }
.u-dim line { stroke: var(--u-dim); stroke-width: 1; vector-effect: non-scaling-stroke; }
.u-dim .u-tick { stroke-width: 2; }
.u-dim text { fill: var(--u-dim); font-family: var(--font-body); font-weight: 600; }
.u-body { transition: fill .45s ease; }
@media (prefers-reduced-motion: no-preference) {
  .u-open.is-new { animation: pop .45s cubic-bezier(.2, .9, .3, 1.2) both; transform-box: fill-box; transform-origin: center; }
}
@keyframes pop { from { opacity: 0; transform: scale(.6); } }

/* ---------- catalog ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 0 16px;
  border: 2px solid var(--ink); border-radius: var(--r);
  background: transparent; cursor: pointer; font-weight: 600; font-size: 16px;
  transition: background-color .15s ease, color .15s ease;
}
.chip span { font-variant-numeric: tabular-nums; color: var(--ink-2); font-weight: 500; }
.chip:hover { background: var(--surface); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--ground); }
.chip[aria-pressed="true"] span { color: var(--ral-7035); }

.list { display: grid; gap: 10px; }
.item {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 4.3fr) minmax(0, 2.7fr);
  grid-template-areas: "draw body buy";
  gap: 20px clamp(20px, 3vw, 40px);
  align-items: center;
  padding: clamp(18px, 2.2vw, 28px);
  background: var(--surface);
  border-radius: 6px;
}
.item__draw { grid-area: draw; }
.item__body { grid-area: body; display: grid; gap: 10px; min-width: 0; }
.item__buy { grid-area: buy; display: grid; gap: 12px; justify-items: start; }
.item__title { font: 800 clamp(28px, 2.4vw, 34px)/1 var(--font-display); }
.item__note { color: var(--ink-2); font-size: 16px; max-width: 48ch; }
.specs { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 3px 16px; font-size: 15px; }
.specs div { display: contents; }
.specs dt { color: var(--ink-2); }
.specs dd { font-variant-numeric: tabular-nums; }

.cond { display: inline-flex; margin: 0; padding: 0; min-width: 0; border: 2px solid var(--ink); border-radius: var(--r); }
.cond label { position: relative; display: grid; place-items: center; min-height: 40px; padding: 0 16px; font-weight: 600; font-size: 15px; cursor: pointer; }
.cond input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.cond label:has(input:checked) { background: var(--ink); color: var(--surface); }
.cond label:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }
.tag { display: inline-grid; place-items: center; min-height: 44px; padding: 0 14px; border: 2px solid var(--rule); border-radius: var(--r); font-weight: 600; font-size: 15px; color: var(--ink-2); }

.price { font-size: 17px; color: var(--ink-2); }
.price b { font: 800 clamp(36px, 3.2vw, 44px)/1 var(--font-display); color: var(--ink); font-variant-numeric: tabular-nums; }
.stock { display: flex; align-items: center; gap: 8px; font-size: 15px; }
.stock::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--ok); flex-shrink: 0; }
.stock[data-state="order"]::before { background: var(--wait); }

.catalog__foot { color: var(--ink-2); font-size: 15px; max-width: 70ch; }

@media (max-width: 1080px) {
  .item {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas: "draw draw" "body buy";
    align-items: start;
  }
}
@media (max-width: 640px) {
  .item { grid-template-columns: minmax(0, 1fr); grid-template-areas: "draw" "body" "buy"; }
  .item__draw .u-dim text { font-size: 600px; }
}

/* ---------- configurator ---------- */
.cfg { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 20px; align-items: start; }
.cfg__stage { display: grid; gap: 16px; position: sticky; top: calc(var(--header-h) + 20px); }
.cfg__presets { display: flex; flex-wrap: wrap; gap: 8px; }
.cfg__presets .chip { border-color: var(--night-rule); color: var(--night-ink); }
.cfg__presets .chip:hover { background: var(--night-2); }
.cfg__presets .chip[aria-pressed="true"] { background: var(--night-ink); border-color: var(--night-ink); color: var(--night); }
.cfg__draw { background: var(--night-2); border-radius: 6px; padding: clamp(14px, 2.4vw, 32px) clamp(10px, 2vw, 28px); --paint: var(--weathered); }
.cfg__tags { display: flex; flex-wrap: wrap; gap: 6px; min-height: 34px; }
.cfg__tags li { padding: 5px 12px; border: 1px solid var(--night-rule); border-radius: var(--r); font-size: 14px; color: var(--night-ink-2); }

.cfg__panel { display: grid; gap: 26px; padding: clamp(18px, 2.4vw, 28px); background: var(--night-2); border-radius: 6px; }
.cfg fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
.cfg legend { padding: 0; margin-bottom: 12px; font: 800 24px/1 var(--font-display); letter-spacing: .01em; }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg + .seg { margin-top: 8px; }
.seg label { position: relative; display: grid; place-items: center; min-height: 44px; padding: 0 16px; border: 2px solid var(--night-rule); border-radius: var(--r); font-weight: 600; cursor: pointer; }
.seg input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.seg label:has(input:checked) { background: var(--night-ink); border-color: var(--night-ink); color: var(--night); }
.seg label:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }

.opt {
  position: relative;
  display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; align-items: center; gap: 12px;
  min-height: 48px; padding: 6px 0;
  border-top: 1px solid var(--night-rule);
  cursor: pointer;
}
.opt input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.opt__box {
  width: 24px; height: 24px; border: 2px solid var(--night-ink-2); border-radius: 3px;
  display: grid; place-items: center; transition: background-color .15s ease, border-color .15s ease;
}
.opt__box::after { content: ""; width: 12px; height: 7px; border: solid var(--on-action); border-width: 0 0 2.5px 2.5px; transform: translateY(-2px) rotate(-45deg); opacity: 0; }
.opt input:checked + .opt__box { background: var(--action); border-color: var(--action); }
.opt input:checked + .opt__box::after { opacity: 1; }
.opt input:focus-visible + .opt__box { outline: 3px solid var(--focus); outline-offset: 2px; }
.opt__price { font-size: 15px; color: var(--night-ink-2); white-space: nowrap; font-variant-numeric: tabular-nums; }

.step {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 4px 12px;
  padding: 6px 0; border-top: 1px solid var(--night-rule);
}
.step__name small { display: block; font-size: 14px; color: var(--night-ink-2); }
.step__ctrl { display: flex; align-items: center; border: 2px solid var(--night-rule); border-radius: var(--r); }
.step__btn { width: 44px; height: 44px; border: 0; background: none; font-size: 22px; line-height: 1; cursor: pointer; }
.step__btn:hover:not(:disabled) { background: var(--night); }
.step__btn:disabled { opacity: .3; cursor: not-allowed; }
.step output { min-width: 2.2ch; text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; }

.swatches { display: flex; flex-wrap: wrap; gap: 10px 8px; }
.sw { position: relative; display: grid; justify-items: center; gap: 6px; width: 64px; font-size: 13px; line-height: 1.2; text-align: center; color: var(--night-ink-2); cursor: pointer; }
.sw input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.sw__chip { width: 44px; height: 44px; border-radius: var(--r); background: var(--sw); box-shadow: inset 0 0 0 1px rgb(255 255 255 / .2); }
.sw__chip--none { background: repeating-linear-gradient(135deg, var(--weathered) 0 6px, #6D7B82 6px 12px); }
.sw:has(input:checked) { color: var(--night-ink); }
.sw:has(input:checked) .sw__chip { outline: 3px solid var(--action); outline-offset: 3px; }
.sw:has(input:focus-visible) .sw__chip { outline: 3px solid var(--night-ink); outline-offset: 3px; }

.cfg__total { display: grid; gap: 10px; padding-top: 20px; border-top: 2px solid var(--night-rule); }
.cfg__label { font-size: 15px; color: var(--night-ink-2); }
.cfg__sum { font: 800 clamp(48px, 5vw, 68px)/1 var(--font-display); font-variant-numeric: tabular-nums; }
.cfg__term { font-weight: 600; }
.cfg__note { font-size: 14px; color: var(--night-ink-2); }
.cfg__total .btn { justify-self: start; margin-top: 6px; }

@media (max-width: 960px) {
  .cfg { grid-template-columns: minmax(0, 1fr); }
  .cfg__stage { position: static; }
}

/* ---------- used grades ---------- */
.grades { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.grade { display: grid; gap: 12px; align-content: start; }
.grade__draw { padding: 18px 14px 0; border-bottom: 3px solid var(--ink); }
.grade p { color: var(--ink-2); }
.grade__use { font-size: 15px; }
.grade__use b { color: var(--ink); font-weight: 600; }
.grade__price { font-weight: 700; color: var(--ink) !important; font-variant-numeric: tabular-nums; }

.light {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: center;
  gap: clamp(20px, 4vw, 56px);
  padding: clamp(22px, 3.5vw, 48px);
  background: var(--night-3); color: var(--night-ink); border-radius: 6px;
}
.light__text { display: grid; gap: 14px; }
.light__text p { color: var(--night-ink-2); max-width: 52ch; }
.light__pic { display: block; width: 100%; height: auto; border-radius: 4px; }
.light__pic .w { stroke: #3A464C; stroke-width: 1.2; fill: none; }
.light__pic text { fill: var(--night-ink-2); font: 600 15px var(--font-body); }

@media (max-width: 900px) {
  .grades { grid-template-columns: minmax(0, 1fr); }
  .grade { grid-template-columns: minmax(0, 1fr); }
  .light { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- process route ---------- */
.route { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px 24px; position: relative; counter-reset: stop; }
.route::before {
  content: ""; position: absolute; left: 24px; right: 0; top: 22px; height: 4px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 22px, transparent 22px 36px);
}
.route li { position: relative; display: grid; gap: 10px; align-content: start; }
.route__n {
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%;
  background: var(--ink); color: var(--surface);
  font: 800 24px/1 var(--font-display);
  box-shadow: 0 0 0 6px var(--surface);
}
.route li:last-child .route__n { background: var(--action); color: var(--on-action); }
.route h3 { font: 800 28px/1 var(--font-display); margin-top: 6px; }
.route p { color: var(--ink-2); font-size: 16px; }
.route__time { font-size: 15px; font-weight: 700; color: var(--ink) !important; }

.docs { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 20px clamp(24px, 4vw, 64px); padding-top: clamp(28px, 3vw, 44px); border-top: 1px solid var(--rule); }
.docs__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 28px; }
.docs__list li { display: flex; gap: 12px; align-items: flex-start; }
.docs__list .ic { margin-top: 1px; color: var(--sea); }
.docs__note { grid-column: 2; color: var(--ink-2); font-size: 16px; max-width: 60ch; }

@media (max-width: 960px) {
  .route { grid-template-columns: minmax(0, 1fr); gap: 26px; padding-left: 68px; }
  .route::before {
    left: 22px; right: auto; top: 24px; bottom: 24px; width: 4px; height: auto;
    background: repeating-linear-gradient(180deg, var(--ink) 0 22px, transparent 22px 36px);
  }
  .route__n { position: absolute; left: -68px; top: -2px; }
  .route h3 { margin-top: 0; }
  .docs { grid-template-columns: minmax(0, 1fr); }
  .docs__note { grid-column: auto; }
}
@media (max-width: 560px) { .docs__list { grid-template-columns: minmax(0, 1fr); } }

/* ---------- delivery ---------- */
.deliv { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.deliv__main { display: grid; gap: 24px; min-width: 0; }
.deliv__price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; color: var(--ink-2); }
.deliv__price b { font: 800 clamp(48px, 5.4vw, 72px)/1 var(--font-display); color: var(--ink); white-space: nowrap; }
.table-scroll { overflow-x: auto; }
.rates { width: 100%; border-collapse: collapse; font-size: 16px; }
.rates th, .rates td { text-align: left; vertical-align: top; padding: 16px 18px 16px 0; border-bottom: 1px solid var(--rule); }
.rates thead th { font-size: 14px; font-weight: 600; color: var(--ink-2); padding-top: 0; }
.rates tbody th { font-weight: 700; }
.rates td { font-variant-numeric: tabular-nums; }
.rates td small { display: block; color: var(--ink-2); font-size: 14px; }
.rates .nw { white-space: nowrap; }

.site { display: grid; gap: 18px; }
.site figure { display: grid; gap: 10px; padding: 18px; background: var(--surface); border-radius: 6px; }
.site figcaption { font-size: 15px; color: var(--ink-2); }
.ticks { display: grid; gap: 12px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; }
.ticks .ic { color: var(--ok); margin-top: 2px; }

@media (max-width: 960px) { .deliv { grid-template-columns: minmax(0, 1fr); } }

/* ---------- rent ---------- */
.rent { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px clamp(28px, 5vw, 80px); align-items: start; }
.rent__main { display: grid; gap: 22px; justify-items: start; }
.rent__side { display: grid; gap: 28px; }
.rent__prices { display: grid; }
.rent__prices div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--sea-rule); }
.rent__prices div:first-child { border-top: 1px solid var(--sea-rule); }
.rent__prices dt { font-weight: 600; }
.rent__prices dd { font: 800 clamp(28px, 2.6vw, 36px)/1 var(--font-display); font-variant-numeric: tabular-nums; white-space: nowrap; }
.rent__prices dd small { font: 500 15px var(--font-body); color: var(--sea-ink-2); }
.rent__terms { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 28px; }
.rent__terms dt { font-weight: 700; }
.rent__terms dd { color: var(--sea-ink-2); font-size: 16px; }

@media (max-width: 900px) { .rent { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 520px) { .rent__terms { grid-template-columns: minmax(0, 1fr); } }

/* ---------- faq ---------- */
.faq { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 32px clamp(28px, 5vw, 80px); align-items: start; }
.faq__head { display: grid; gap: 18px; position: sticky; top: calc(var(--header-h) + 24px); }
.faq__head p { color: var(--ink-2); }
.faq__head a { font-weight: 700; white-space: nowrap; }
.faq__list { border-top: 2px solid var(--ink); }
.qa { border-bottom: 1px solid var(--rule); }
.qa summary {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  min-height: 64px; padding: 16px 0;
  font-weight: 700; font-size: 19px; line-height: 1.35;
  cursor: pointer; list-style: none;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: ""; flex-shrink: 0; width: 14px; height: 14px;
  background:
    linear-gradient(currentColor, currentColor) center / 100% 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 100% no-repeat;
  transition: transform .2s ease;
}
.qa[open] summary::after { transform: rotate(45deg); }
.qa summary:hover { color: var(--sea); }
.qa__a { padding: 0 0 22px; color: var(--ink-2); max-width: 64ch; }

@media (max-width: 900px) {
  .faq { grid-template-columns: minmax(0, 1fr); }
  .faq__head { position: static; }
}

/* ---------- contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 40px clamp(28px, 5vw, 80px); align-items: start; }
.contact__info { display: grid; gap: 26px; }
.contacts { display: grid; gap: 18px; }
.contacts li { display: flex; gap: 14px; align-items: flex-start; }
.contacts .ic { color: var(--ral-1003); margin-top: 3px; }
.contacts div { display: grid; gap: 2px; }
.contacts a { font-weight: 700; font-size: 19px; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.contacts span { color: var(--night-ink-2); font-size: 15px; }
.contacts .contacts__main { color: var(--night-ink); font-size: 17px; }
.contacts a.contacts__sub { font-weight: 500; font-size: 15px; color: var(--night-ink-2); }

.formbox { background: var(--surface); color: var(--ink); border-radius: 6px; padding: clamp(20px, 3vw, 40px); --focus: var(--ral-5005); }
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 16px; }
.field { display: grid; gap: 6px; align-content: start; min-width: 0; }
.field--wide, .form .check, .form .btn, .form__status, .form .field__err--consent { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: 15px; }
.req { color: var(--err); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 50px; padding: 12px 14px;
  border: 2px solid var(--rule-strong); border-radius: var(--r);
  background: var(--field); font-size: 17px;
  transition: border-color .15s ease;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ral-5005); outline: none; box-shadow: 0 0 0 3px rgb(29 79 145 / .25); }
.field [aria-invalid="true"] { border-color: var(--err); }
.field__err { color: var(--err); font-size: 14px; font-weight: 600; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.check { position: relative; display: flex; gap: 12px; align-items: flex-start; font-size: 15px; cursor: pointer; }
.check input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.check__box {
  flex-shrink: 0; width: 24px; height: 24px; margin-top: -1px;
  border: 2px solid var(--rule-strong); border-radius: 3px; background: var(--field);
  display: grid; place-items: center;
}
.check__box::after { content: ""; width: 12px; height: 7px; border: solid var(--on-action); border-width: 0 0 2.5px 2.5px; transform: translateY(-2px) rotate(-45deg); opacity: 0; }
.check input:checked + .check__box { background: var(--action); border-color: var(--action); }
.check input:checked + .check__box::after { opacity: 1; }
.check input:focus-visible + .check__box { outline: 3px solid var(--focus); outline-offset: 2px; }
.check input[aria-invalid="true"] + .check__box { border-color: var(--err); }
.form .btn { justify-self: start; }
.form__status { font-size: 15px; font-weight: 600; color: var(--err); }
.form__status:empty { display: none; }

.done { display: grid; gap: 14px; justify-items: start; }
.done p { color: var(--ink-2); max-width: 48ch; }
.done:focus { outline: none; }

@media (max-width: 960px) { .contact { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 560px) { .form { grid-template-columns: minmax(0, 1fr); } }

/* ---------- footer ---------- */
.foot { background: var(--night-3); color: var(--night-ink-2); padding-block: 48px; font-size: 15px; }
.foot__in { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 4fr); gap: 28px; align-items: start; }
.foot .logo { color: var(--night-ink); }
.foot .logo__text small { color: var(--night-ink-2); }
.foot__nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 20px; }
.foot__nav a { text-decoration: none; color: var(--night-ink); }
.foot__nav a:hover { text-decoration: underline; }
.foot__legal { display: grid; gap: 6px; }
.foot { --focus: var(--ral-1003); }

@media (max-width: 860px) { .foot__in { grid-template-columns: minmax(0, 1fr); } }

/* ---------- mobile action bar ---------- */
.mbar { display: none; }
@media (max-width: 760px) {
  .mbar {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    padding-top: 10px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
    background: var(--ground); border-top: 1px solid var(--rule);
  }
  .mbar .btn { min-height: 48px; padding: 0 12px; font-size: 16px; }
  body { padding-bottom: 72px; }
}