.bim-page {
  --bim-navy: #213d47;
  --bim-blue: #5e808b;
  --bim-water: #a9c8ce;
  --bim-mist: #e8f0ef;
  --bim-grid: rgba(49, 85, 97, .075);
  background: var(--canvas);
}

.bim-page main {
  overflow: hidden;
}

.bim-page .kicker {
  margin-bottom: 20px;
}

.bim-page-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
  gap: clamp(48px, 8vw, 120px);
  align-items: end;
  margin-bottom: clamp(48px, 6vw, 78px);
}

.bim-page-heading h2,
.bim-workflow h2,
.bim-result h2,
.bim-contact h2 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 500;
  letter-spacing: -.057em;
  line-height: 1.02;
  text-wrap: balance;
}

.bim-page-heading > p {
  max-width: 580px;
  margin: 0;
  padding-left: 26px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

/* Первый экран: исходная заставка сохранена, информационная сетка вынесена ниже */
.bim-sales-hero {
  position: relative;
  min-height: calc(100vh - 76px);
  min-height: calc(100svh - 76px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #101a1f;
  color: #fff;
}

.bim-sales-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.bim-sales-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 12, 16, .92) 0%, rgba(6, 13, 17, .75) 38%, rgba(6, 13, 17, .22) 68%, rgba(6, 13, 17, .08) 100%),
    linear-gradient(0deg, rgba(5, 12, 16, .7) 0%, rgba(5, 12, 16, .05) 52%, rgba(5, 12, 16, .18) 100%);
}

.bim-sales-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max);
  margin: auto;
  padding: clamp(88px, 9vw, 140px) var(--pad);
}

.bim-sales-copy {
  max-width: 850px;
}

.bim-sales-copy .kicker {
  color: #c5dbe0;
}

.bim-sales-copy h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(46px, 5.7vw, 84px);
  font-weight: 490;
  letter-spacing: -.061em;
  line-height: .98;
  text-wrap: balance;
}

.bim-sales-copy > p:not(.kicker) {
  max-width: 730px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, .76);
  font-size: clamp(16px, 1.45vw, 20px);
  line-height: 1.62;
}

.bim-sales-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 34px;
}

.bim-sales-actions .button.primary {
  background: #fff;
  color: var(--deep);
}

.bim-sales-actions .button.secondary {
  border-color: rgba(255, 255, 255, .42);
  background: rgba(8, 18, 23, .28);
  color: #fff;
  backdrop-filter: blur(9px);
}

.bim-sales-index {
  position: absolute;
  z-index: 2;
  top: 26px;
  right: max(var(--pad), calc((100vw - var(--max)) / 2 + var(--pad)));
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, .3);
  font-size: 8px;
  font-weight: 720;
  letter-spacing: .1em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.bim-sales-index b {
  margin-left: 6px;
  font-size: 10px;
}

.bim-proof-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-top: 0;
  padding-bottom: 0;
  border-bottom: 1px solid var(--line);
  background-color: var(--paper);
}

.bim-proof-band > div {
  min-height: 142px;
  display: grid;
  grid-template-columns: 32px 1fr;
  align-content: center;
  padding: 26px 22px;
  border-right: 1px solid var(--line);
}

.bim-proof-band > div:last-child {
  border-right: 0;
}

.bim-proof-band span {
  grid-row: 1 / 3;
  color: var(--bim-blue);
  font-size: 9px;
  font-weight: 760;
}

.bim-proof-band b {
  font-size: clamp(18px, 1.8vw, 25px);
  font-weight: 570;
  letter-spacing: -.035em;
}

.bim-proof-band small {
  margin-top: 7px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
}

/* Зачем BIM */
.bim-value {
  background: #fbfbf8;
  border-bottom: 1px solid var(--line);
}

.bim-decision-flow {
  display: grid;
  grid-template-columns: 1fr 82px 1fr 82px 1fr;
  align-items: center;
  margin-bottom: 34px;
}

.bim-decision-flow article {
  min-height: 154px;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 13px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, .7);
  box-shadow: 0 18px 50px rgba(29, 53, 61, .05);
}

.bim-decision-flow article:nth-of-type(2) {
  border-color: rgba(49, 85, 97, .24);
  background: linear-gradient(145deg, #edf4f3, #dce9e8);
}

.bim-flow-index {
  align-self: start;
  color: var(--bim-blue);
  font-size: 9px;
  font-weight: 760;
}

.bim-decision-flow small {
  color: var(--bim-blue);
  font-size: 8px;
  font-weight: 760;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.bim-decision-flow h3 {
  margin: 13px 0 8px;
  font-size: 19px;
  font-weight: 620;
  letter-spacing: -.025em;
}

.bim-decision-flow p {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
}

.bim-decision-flow > i {
  position: relative;
  height: 1px;
  background: rgba(49, 85, 97, .25);
  transform-origin: left center;
}

.bim-decision-flow > i::after {
  content: "";
  position: absolute;
  top: -4px;
  right: -1px;
  width: 9px;
  height: 9px;
  border: 2px solid #fbfbf8;
  border-radius: 50%;
  background: var(--bim-blue);
  box-shadow: 0 0 0 1px rgba(49, 85, 97, .2);
}

.bim-value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.bim-value-grid article {
  position: relative;
  min-height: 390px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, .78);
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease;
}

.bim-value-grid article:hover {
  transform: translateY(-5px);
  border-color: rgba(49, 85, 97, .26);
  box-shadow: 0 24px 70px rgba(31, 49, 55, .09);
}

.bim-card-mark {
  position: relative;
  height: 88px;
  margin: -30px -30px 26px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, transparent 49.8%, rgba(49, 85, 97, .08) 50%, transparent 50.2%),
    linear-gradient(0deg, transparent 49.8%, rgba(49, 85, 97, .08) 50%, transparent 50.2%),
    #edf3f1;
  background-size: 28px 28px;
}

.bim-card-mark span {
  position: absolute;
  top: 22px;
  left: 28px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid rgba(49, 85, 97, .35);
  border-radius: 50%;
  background: rgba(252, 252, 250, .92);
  color: var(--bim-navy);
  font-size: 9px;
  font-weight: 780;
}

.bim-card-mark i {
  position: absolute;
  top: 43px;
  right: -10px;
  left: 71px;
  height: 1px;
  background: var(--bim-blue);
}

.bim-card-mark i::before,
.bim-card-mark i::after {
  content: "";
  position: absolute;
  top: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bim-blue);
}

.bim-card-mark i::before {
  left: 31%;
}

.bim-card-mark i::after {
  left: 72%;
}

.bim-value-grid article > span {
  color: var(--bim-blue);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.bim-value-grid h3 {
  max-width: 330px;
  margin: 30px 0 16px;
  font-size: clamp(23px, 2.25vw, 31px);
  font-weight: 560;
  letter-spacing: -.04em;
  line-height: 1.12;
}

.bim-value-grid p {
  max-width: 380px;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.bim-value-grid article > b {
  margin-top: auto;
  padding-top: 26px;
  color: var(--deep);
  font-size: 10px;
  font-weight: 720;
}

/* Интерактивная координационная модель */
.bim-coordination {
  display: grid;
  grid-template-columns: minmax(360px, .7fr) minmax(620px, 1.3fr);
  gap: clamp(45px, 6vw, 92px);
  align-items: start;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.bim-coordination .bim-copy {
  padding-top: 12px;
}

.bim-coordination .bim-copy h2 {
  margin: 0;
  font-size: clamp(40px, 4.8vw, 69px);
  font-weight: 500;
  letter-spacing: -.057em;
  line-height: 1.02;
  text-wrap: balance;
}

.bim-lead {
  max-width: 660px;
  margin: 27px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.bim-layer-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 37px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.bim-layer-tabs button {
  min-height: 92px;
  display: grid;
  grid-template-columns: 27px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 16px;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .36);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background .25s ease, color .25s ease;
}

.bim-layer-tabs button:hover {
  background: #edf3f1;
}

.bim-layer-tabs button:focus-visible,
.bim-model-play:focus-visible {
  position: relative;
  z-index: 3;
  outline: 2px solid #8fb4bc;
  outline-offset: -3px;
}

.bim-layer-tabs button[aria-selected="true"] {
  background: var(--bim-navy);
  color: #fff;
}

.bim-layer-tabs button > span {
  color: var(--bim-blue);
  font-size: 8px;
  font-weight: 760;
}

.bim-layer-tabs button[aria-selected="true"] > span {
  color: #b9d3d8;
}

.bim-layer-tabs strong {
  font-size: 11px;
  font-weight: 680;
  line-height: 1.35;
}

.bim-layer-tabs small {
  color: var(--muted);
  font-size: 8px;
  font-weight: 720;
}

.bim-layer-tabs button[aria-selected="true"] small {
  color: rgba(255, 255, 255, .58);
}

.bim-digital-twin {
  position: sticky;
  top: 100px;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(49, 85, 97, .26);
  border-radius: 8px;
  background: #dfe9e7;
  box-shadow: 0 35px 100px rgba(31, 49, 55, .16);
}

.bim-model-toolbar {
  min-height: 59px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 19px 0 22px;
  border-bottom: 1px solid rgba(49, 85, 97, .2);
  background: rgba(248, 250, 248, .8);
}

.bim-model-toolbar > div {
  display: flex;
  align-items: center;
  gap: 17px;
  color: var(--bim-navy);
  font-size: 8px;
  font-weight: 760;
  letter-spacing: .1em;
}

.bim-model-toolbar b {
  color: var(--bim-blue);
}

.bim-model-play {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid rgba(49, 85, 97, .24);
  border-radius: 99px;
  background: rgba(255, 255, 255, .72);
  color: var(--bim-navy);
  font-size: 8px;
  font-weight: 680;
  cursor: pointer;
}

.bim-model-play i {
  width: 8px;
  height: 8px;
  border-left: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.bim-model-play[aria-pressed="false"] i {
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-right: 0;
  border-bottom: 4px solid transparent;
  border-left: 7px solid currentColor;
}

.bim-model-canvas {
  position: relative;
  min-height: 610px;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(to right, var(--bim-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--bim-grid) 1px, transparent 1px),
    radial-gradient(circle at 44% 42%, #f6faf8 0, #e4eeec 56%, #cfddda 100%);
  background-size: 34px 34px, 34px 34px, auto;
}

.bim-model-canvas::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 8%;
  border: 1px solid rgba(49, 85, 97, .11);
  box-shadow: 0 0 0 26px rgba(255, 255, 255, .08);
}

.bim-model-axis {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.bim-model-axis span {
  position: absolute;
  color: rgba(49, 85, 97, .45);
  font-size: 7px;
  font-weight: 760;
}

.bim-model-axis span:nth-child(1) { top: 4%; left: 16%; }
.bim-model-axis span:nth-child(2) { top: 4%; left: 38%; }
.bim-model-axis span:nth-child(3) { top: 4%; left: 60%; }
.bim-model-axis span:nth-child(4) { top: 4%; left: 82%; }
.bim-model-axis span:nth-child(5) { top: 20%; left: 3%; }
.bim-model-axis span:nth-child(6) { top: 48%; left: 3%; }
.bim-model-axis span:nth-child(7) { top: 76%; left: 3%; }

.bim-building-plan {
  position: absolute;
  z-index: 1;
  inset: 11% 7% 19% 8%;
  border: 1px solid rgba(49, 85, 97, .31);
  border-radius: 2px;
  background: rgba(252, 252, 250, .2);
  box-shadow:
    inset 0 0 0 14px rgba(252, 252, 250, .28),
    inset 0 0 0 15px rgba(49, 85, 97, .1);
}

.bim-building-plan::before,
.bim-building-plan::after {
  content: "";
  position: absolute;
  background: rgba(49, 85, 97, .18);
}

.bim-building-plan::before {
  top: 0;
  bottom: 0;
  left: 68%;
  width: 1px;
}

.bim-building-plan::after {
  right: 0;
  bottom: 24%;
  left: 68%;
  height: 1px;
}

.bim-building-label,
.bim-pool-label,
.bim-plant-label {
  position: absolute;
  color: rgba(33, 61, 71, .72);
  font-size: 7px;
  font-weight: 780;
  letter-spacing: .08em;
}

.bim-building-label {
  top: -20px;
  left: 0;
}

.bim-pool-plan {
  position: absolute;
  z-index: 4;
  top: 27%;
  left: 14%;
  width: 49%;
  height: 39%;
  padding: 15px;
  border: 2px solid rgba(49, 85, 97, .68);
  border-radius: 5px;
  background: rgba(247, 248, 244, .86);
  box-shadow: 0 20px 45px rgba(49, 85, 97, .12);
  transition: border-color .35s ease, box-shadow .35s ease, opacity .35s ease;
}

.bim-pool-water {
  position: absolute;
  inset: 15px;
  overflow: hidden;
  border: 1px solid rgba(49, 85, 97, .28);
  border-radius: 3px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, .4), transparent 45%),
    #a9cbd1;
}

.bim-pool-water::before {
  content: "";
  position: absolute;
  inset: -30%;
  background: repeating-radial-gradient(ellipse at center, transparent 0 11px, rgba(255, 255, 255, .22) 12px 13px);
  animation: bim-water-ripple 8s linear infinite;
}

.bim-pool-label {
  top: -23px;
  left: 0;
}

.bim-sensor {
  position: absolute;
  z-index: 3;
  width: 9px;
  height: 9px;
  border: 2px solid #f7faf8;
  border-radius: 50%;
  background: var(--bim-blue);
  box-shadow: 0 0 0 1px rgba(49, 85, 97, .35);
}

.sensor-a { top: 45%; left: -5px; }
.sensor-b { bottom: -5px; left: 46%; }
.sensor-c { top: 24%; right: -5px; }

.bim-plant-plan {
  position: absolute;
  z-index: 5;
  top: 22%;
  right: 9%;
  width: 23%;
  height: 50%;
  border: 1px solid rgba(49, 85, 97, .5);
  border-radius: 4px;
  background: rgba(247, 250, 248, .72);
  box-shadow: 0 16px 40px rgba(49, 85, 97, .09);
  transition: border-color .35s ease, box-shadow .35s ease;
}

.bim-plant-label {
  top: -23px;
  left: 0;
}

.bim-unit {
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  border: 1px solid rgba(49, 85, 97, .48);
  background: #f8faf8;
  color: var(--bim-navy);
  font-size: 9px;
  font-style: normal;
  font-weight: 780;
}

.unit-filter {
  top: 15%;
  left: 15%;
  width: 42%;
  height: 29%;
  border-radius: 50%;
}

.unit-pump {
  top: 54%;
  left: 18%;
  width: 33%;
  height: 21%;
  border-radius: 4px;
}

.unit-auto {
  top: 17%;
  right: 11%;
  width: 24%;
  height: 58%;
  border-radius: 3px;
}

.bim-service-zone {
  position: absolute;
  inset: 8%;
  border: 1px dashed rgba(49, 85, 97, .24);
  border-radius: 5px;
}

.bim-network {
  position: absolute;
  z-index: 8;
  inset: 0;
  opacity: .08;
  pointer-events: none;
  transition: opacity .42s ease, filter .42s ease;
}

.bim-network > span {
  position: absolute;
  top: 11%;
  left: 11%;
  padding: 7px 9px;
  border: 1px solid currentColor;
  border-radius: 3px;
  background: rgba(248, 250, 248, .88);
  color: inherit;
  font-size: 7px;
  font-weight: 760;
  letter-spacing: .06em;
  opacity: 0;
  transform: translateY(5px);
  transition: opacity .3s ease, transform .3s ease;
}

.route,
.duct {
  position: absolute;
  display: block;
  transform-origin: left center;
}

.route {
  height: 3px;
  border-radius: 99px;
  background-size: 24px 100%;
  animation: bim-route-flow 1.7s linear infinite;
}

.network-hydraulics {
  color: #3e7f92;
}

.network-hydraulics .route {
  background-image: repeating-linear-gradient(90deg, #3e7f92 0 11px, #9ccbd4 11px 17px);
}

.route-h1 { top: 42%; left: 59%; width: 21%; transform: rotate(-16deg); }
.route-h2 { top: 56%; left: 59%; width: 21%; transform: rotate(7deg); }
.route-h3 { top: 63%; left: 30%; width: 52%; transform: rotate(2deg); }

.network-treatment {
  color: #477064;
}

.network-treatment .route {
  height: 5px;
  background-image: repeating-linear-gradient(90deg, #477064 0 14px, #acc8bd 14px 19px);
}

.route-t1 { top: 48%; left: 63%; width: 17%; transform: rotate(-9deg); }
.route-t2 { top: 61%; left: 63%; width: 16%; transform: rotate(4deg); }

.network-climate {
  color: #a37463;
}

.network-climate .duct {
  height: 12px;
  border: 1px dashed #a37463;
  background: rgba(183, 138, 114, .13);
}

.duct-c1 { top: 17%; left: 13%; width: 67%; transform: rotate(2deg); }
.duct-c2 { top: 17%; left: 14%; width: 38%; transform: rotate(90deg); }

.network-power {
  color: #8d7d45;
}

.network-power .route {
  height: 2px;
  background-image: repeating-linear-gradient(90deg, #8d7d45 0 8px, transparent 8px 13px);
}

.route-p1 { top: 77%; left: 21%; width: 62%; }
.route-p2 { top: 77%; left: 21%; width: 26%; transform: rotate(-90deg); }
.route-p3 { top: 77%; left: 82%; width: 24%; transform: rotate(-90deg); }

.network-automation {
  color: #4f7180;
}

.network-automation .route {
  height: 2px;
  background-image: repeating-linear-gradient(90deg, #4f7180 0 4px, transparent 4px 8px);
}

.route-a1 { top: 37%; left: 20%; width: 61%; transform: rotate(8deg); }
.route-a2 { top: 66%; left: 37%; width: 45%; transform: rotate(-12deg); }

.network-automation .node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid #4f7180;
  border-radius: 50%;
  background: #f7faf8;
  font-size: 7px;
  font-weight: 780;
}

.node-a { top: 30%; left: 22%; }
.node-b { top: 45%; left: 48%; }
.node-c { top: 57%; left: 72%; }

.bim-digital-twin[data-active-layer="hydraulics"] .network-hydraulics,
.bim-digital-twin[data-active-layer="treatment"] .network-treatment,
.bim-digital-twin[data-active-layer="climate"] .network-climate,
.bim-digital-twin[data-active-layer="power"] .network-power,
.bim-digital-twin[data-active-layer="automation"] .network-automation {
  opacity: 1;
  filter: drop-shadow(0 4px 8px rgba(49, 85, 97, .18));
}

.bim-digital-twin[data-active-layer="hydraulics"] .network-hydraulics > span,
.bim-digital-twin[data-active-layer="treatment"] .network-treatment > span,
.bim-digital-twin[data-active-layer="climate"] .network-climate > span,
.bim-digital-twin[data-active-layer="power"] .network-power > span,
.bim-digital-twin[data-active-layer="automation"] .network-automation > span {
  opacity: 1;
  transform: none;
}

.bim-digital-twin[data-active-layer="shell"] .bim-pool-plan {
  border-color: var(--bim-navy);
  box-shadow: 0 20px 55px rgba(49, 85, 97, .22), 0 0 0 6px rgba(94, 128, 139, .08);
}

.bim-digital-twin[data-active-layer="treatment"] .bim-plant-plan {
  border-color: #477064;
  box-shadow: 0 18px 52px rgba(71, 112, 100, .24), 0 0 0 6px rgba(71, 112, 100, .08);
}

.bim-model-callout {
  position: absolute;
  z-index: 12;
  right: 7%;
  bottom: 6%;
  width: min(48%, 350px);
  min-height: 112px;
  display: grid;
  grid-template-columns: 47px 1fr;
  align-content: center;
  gap: 5px 13px;
  padding: 19px;
  border: 1px solid rgba(49, 85, 97, .3);
  border-radius: 5px;
  background: rgba(250, 251, 248, .91);
  box-shadow: 0 20px 55px rgba(31, 49, 55, .14);
  backdrop-filter: blur(10px);
}

.bim-model-callout > span {
  grid-row: 1 / 3;
  color: var(--bim-blue);
  font-size: 8px;
  font-weight: 760;
}

.bim-model-callout strong {
  font-size: 12px;
  font-weight: 680;
  line-height: 1.4;
}

.bim-model-callout small {
  color: var(--muted);
  font-size: 8px;
  line-height: 1.45;
}

.bim-model-footer {
  min-height: 62px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
  background: var(--bim-navy);
  color: #dce9e7;
  font-size: 8px;
  font-weight: 690;
  letter-spacing: .06em;
}

.bim-model-footer > span {
  margin-right: auto;
  color: #fff;
}

.bim-model-footer > span i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 7px;
  border-radius: 50%;
  background: #a9c8b4;
  box-shadow: 0 0 0 3px rgba(169, 200, 180, .16);
}

.bim-model-footer > div {
  display: flex;
  gap: 6px;
}

.bim-model-footer > div b {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 50%;
  font-size: 7px;
  font-weight: 720;
}

.bim-model-footer > strong {
  color: #fff;
  font-size: 8px;
  white-space: nowrap;
}

/* Состав модели */
.bim-scope {
  scroll-margin-top: 76px;
  background: #f8f8f4;
  border-bottom: 1px solid var(--line);
}

.bim-scope-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.bim-scope-grid article {
  position: relative;
  min-height: 290px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, .72);
  transition: background .3s ease, transform .3s ease;
}

.bim-scope-grid article::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--bim-water);
  transform: scaleX(.18);
  transform-origin: left;
  transition: transform .35s ease;
}

.bim-scope-grid article:hover {
  transform: translateY(-4px);
  background: #fff;
}

.bim-scope-grid article:hover::before {
  transform: scaleX(1);
}

.bim-scope-grid span {
  color: var(--bim-blue);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: .08em;
}

.bim-scope-grid h3 {
  margin: 55px 0 14px;
  font-size: 27px;
  font-weight: 560;
  letter-spacing: -.035em;
}

.bim-scope-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.68;
}

.bim-scope-grid b {
  margin-top: auto;
  padding-top: 24px;
  color: var(--bim-navy);
  font-size: 9px;
  font-weight: 720;
  text-transform: uppercase;
}

/* Этапы */
.bim-workflow {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(540px, 1.18fr);
  gap: clamp(55px, 9vw, 135px);
  padding-top: clamp(100px, 10vw, 155px);
  padding-bottom: clamp(100px, 10vw, 155px);
  background: var(--deep);
  color: #fff;
}

.bim-workflow .kicker {
  color: #bfd3d8;
}

.bim-workflow-heading {
  position: sticky;
  top: 115px;
  align-self: start;
}

.bim-workflow-heading > p:last-child {
  max-width: 600px;
  margin: 28px 0 0;
  color: #aebfc3;
  font-size: 13px;
  line-height: 1.7;
}

.bim-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 44px;
  list-style: none;
}

.bim-timeline::before,
.bim-timeline::after {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 14px;
  width: 1px;
}

.bim-timeline::before {
  background: rgba(255, 255, 255, .16);
}

.bim-timeline::after {
  background: #9fc0c7;
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1.5s cubic-bezier(.2, .7, .2, 1);
}

.bim-workflow.is-visible .bim-timeline::after {
  transform: scaleY(1);
}

.bim-timeline li {
  position: relative;
  min-height: 190px;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  align-content: center;
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, .19);
}

.bim-timeline li:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, .19);
}

.bim-timeline li::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -36px;
  width: 12px;
  height: 12px;
  border: 3px solid var(--deep);
  border-radius: 50%;
  background: #9fc0c7;
  box-shadow: 0 0 0 1px rgba(159, 192, 199, .45);
}

.bim-timeline li > span {
  color: #bfd3d8;
  font-size: 9px;
  font-weight: 760;
}

.bim-timeline small {
  color: #9fb7bd;
  font-size: 8px;
  font-weight: 760;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.bim-timeline strong {
  display: block;
  max-width: 470px;
  margin-top: 12px;
  font-size: 18px;
  font-weight: 620;
  line-height: 1.45;
}

.bim-timeline p {
  max-width: 520px;
  margin: 12px 0 0;
  color: #aebfc3;
  font-size: 11px;
  line-height: 1.6;
}

/* Выдача */
.bim-result {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(520px, 1.1fr);
  gap: clamp(55px, 9vw, 135px);
  align-items: start;
  background: var(--paper);
}

.bim-result-copy > p:last-child {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.bim-deliverables {
  display: grid;
  border-top: 1px solid var(--line);
}

.bim-deliverables article {
  min-height: 86px;
  display: grid;
  grid-template-columns: 45px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.bim-deliverables span {
  color: var(--bim-blue);
  font-size: 9px;
  font-weight: 760;
}

.bim-deliverables strong {
  font-size: 14px;
  font-weight: 640;
}

.bim-deliverables small {
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 680;
  white-space: nowrap;
}

.bim-contact {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 9vw;
  align-items: center;
  background: linear-gradient(135deg, #edf4f2 0%, #dbe8e6 100%);
}

.bim-contact > div > p:not(.kicker) {
  max-width: 690px;
  margin: 27px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.bim-contact > div:last-child {
  display: grid;
  gap: 12px;
}

.bim-contact .button {
  width: 100%;
}

/* Спокойная анимация появления */
.bim-motion [data-reveal] .bim-page-heading,
.bim-motion [data-reveal] .bim-workflow-heading,
.bim-motion [data-reveal] .bim-result-copy {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .75s ease, transform .75s cubic-bezier(.2, .7, .2, 1);
}

.bim-motion [data-reveal].is-visible .bim-page-heading,
.bim-motion [data-reveal].is-visible .bim-workflow-heading,
.bim-motion [data-reveal].is-visible .bim-result-copy {
  opacity: 1;
  transform: none;
}

.bim-motion [data-reveal] .bim-value-grid article,
.bim-motion [data-reveal] .bim-scope-grid article,
.bim-motion [data-reveal] .bim-deliverables article,
.bim-motion [data-reveal] .bim-timeline li {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.2, .7, .2, 1);
}

.bim-motion [data-reveal].is-visible .bim-value-grid article,
.bim-motion [data-reveal].is-visible .bim-scope-grid article,
.bim-motion [data-reveal].is-visible .bim-deliverables article,
.bim-motion [data-reveal].is-visible .bim-timeline li {
  opacity: 1;
  transform: none;
}

.bim-motion [data-reveal].is-visible article:nth-child(2) { transition-delay: .08s; }
.bim-motion [data-reveal].is-visible article:nth-child(3) { transition-delay: .16s; }
.bim-motion [data-reveal].is-visible article:nth-child(4) { transition-delay: .24s; }
.bim-motion [data-reveal].is-visible article:nth-child(5) { transition-delay: .32s; }
.bim-motion [data-reveal].is-visible article:nth-child(6) { transition-delay: .4s; }

@keyframes bim-route-flow {
  to { background-position: 24px 0; }
}

@keyframes bim-water-ripple {
  to { transform: translate3d(8%, 5%, 0); }
}

@media (max-width: 1180px) {
  .bim-page-heading,
  .bim-workflow,
  .bim-result,
  .bim-contact {
    grid-template-columns: 1fr;
  }

  .bim-page-heading {
    gap: 28px;
  }

  .bim-page-heading > p {
    max-width: 760px;
  }

  .bim-coordination {
    grid-template-columns: 1fr;
  }

  .bim-coordination .bim-copy {
    max-width: 900px;
  }

  .bim-layer-tabs {
    grid-template-columns: repeat(3, 1fr);
  }

  .bim-digital-twin,
  .bim-workflow-heading {
    position: relative;
    top: auto;
  }

  .bim-digital-twin {
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
  }

  .bim-workflow ol {
    margin-top: 15px;
  }

  .bim-result-copy {
    max-width: 900px;
  }
}

@media (max-width: 900px) {
  .bim-sales-hero {
    min-height: 820px;
  }

  .bim-sales-hero > img {
    object-position: 64% center;
  }

  .bim-sales-shade {
    background:
      linear-gradient(90deg, rgba(5, 12, 16, .94), rgba(6, 13, 17, .68) 64%, rgba(6, 13, 17, .14)),
      linear-gradient(0deg, rgba(5, 12, 16, .78), rgba(5, 12, 16, .04) 55%);
  }

  .bim-proof-band {
    grid-template-columns: 1fr 1fr;
  }

  .bim-proof-band > div:nth-child(2) {
    border-right: 0;
  }

  .bim-proof-band > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .bim-decision-flow {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .bim-decision-flow > i {
    width: 1px;
    height: 34px;
    margin-left: 45px;
  }

  .bim-decision-flow > i::after {
    top: auto;
    right: -4px;
    bottom: -1px;
  }

  .bim-value-grid {
    grid-template-columns: 1fr;
  }

  .bim-value-grid article {
    min-height: 340px;
  }

  .bim-scope-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bim-model-canvas {
    min-height: 570px;
  }

  .bim-model-footer > strong {
    display: none;
  }
}

@media (max-width: 620px) {
  .bim-sales-hero {
    min-height: 790px;
    align-items: flex-end;
  }

  .bim-sales-hero > img {
    object-position: 68% center;
  }

  .bim-sales-shade {
    background:
      linear-gradient(90deg, rgba(5, 12, 16, .75), rgba(6, 13, 17, .22)),
      linear-gradient(0deg, rgba(5, 12, 16, .98) 0%, rgba(5, 12, 16, .76) 60%, rgba(5, 12, 16, .1) 100%);
  }

  .bim-sales-inner {
    padding: 130px 20px 48px;
  }

  .bim-sales-copy h1 {
    font-size: 43px;
  }

  .bim-sales-copy > p:not(.kicker) {
    font-size: 14px;
  }

  .bim-sales-actions {
    display: grid;
  }

  .bim-sales-actions .button {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    font-size: 10px;
  }

  .bim-sales-index {
    top: 18px;
    right: 18px;
  }

  .bim-proof-band > div {
    min-height: 116px;
    grid-template-columns: 24px 1fr;
    padding: 18px 12px;
  }

  .bim-proof-band b {
    font-size: 17px;
  }

  .bim-proof-band small {
    font-size: 8px;
  }

  .bim-page-heading h2,
  .bim-workflow h2,
  .bim-result h2,
  .bim-contact h2,
  .bim-coordination .bim-copy h2 {
    font-size: 40px;
  }

  .bim-page-heading > p {
    padding-left: 18px;
  }

  .bim-decision-flow article {
    min-height: 138px;
    padding: 20px;
  }

  .bim-value-grid article {
    min-height: 360px;
    padding: 24px;
  }

  .bim-card-mark {
    margin: -24px -24px 24px;
  }

  .bim-layer-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .bim-layer-tabs button {
    min-height: 84px;
    grid-template-columns: 23px 1fr;
    padding: 12px;
  }

  .bim-layer-tabs small {
    display: none;
  }

  .bim-model-toolbar {
    min-height: 54px;
    padding: 0 12px;
  }

  .bim-model-toolbar > div {
    gap: 8px;
    font-size: 6px;
  }

  .bim-model-play {
    padding: 0 9px;
  }

  .bim-model-canvas {
    min-height: 510px;
  }

  .bim-building-plan {
    inset: 10% 5% 22% 7%;
  }

  .bim-pool-plan {
    top: 24%;
    left: 11%;
    width: 56%;
    height: 34%;
  }

  .bim-plant-plan {
    top: 21%;
    right: 7%;
    width: 24%;
    height: 42%;
  }

  .bim-model-callout {
    right: 6%;
    bottom: 5%;
    left: 6%;
    width: auto;
    min-height: 103px;
    grid-template-columns: 40px 1fr;
    padding: 15px;
  }

  .bim-network > span {
    display: none;
  }

  .bim-model-footer {
    min-height: 60px;
    padding: 0 12px;
  }

  .bim-model-footer > div {
    display: none;
  }

  .bim-scope-grid {
    grid-template-columns: 1fr;
  }

  .bim-scope-grid article {
    min-height: 240px;
    padding: 23px;
  }

  .bim-scope-grid h3 {
    margin-top: 40px;
  }

  .bim-workflow {
    padding-top: 82px;
    padding-bottom: 82px;
  }

  .bim-timeline {
    padding-left: 34px;
  }

  .bim-timeline::before,
  .bim-timeline::after {
    left: 10px;
  }

  .bim-timeline li {
    min-height: 175px;
    grid-template-columns: 34px 1fr;
    gap: 10px;
  }

  .bim-timeline li::before {
    left: -30px;
  }

  .bim-deliverables article {
    grid-template-columns: 32px 1fr;
  }

  .bim-deliverables small {
    grid-column: 2;
    justify-self: start;
  }

  .bim-result,
  .bim-contact {
    padding-top: 82px;
    padding-bottom: 82px;
  }
}

@media(max-width:380px) {
  .bim-scope-grid h3 {
    font-size: 23px;
    overflow-wrap: break-word;
    hyphens: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bim-page *,
  .bim-page *::before,
  .bim-page *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}