.strip-page {
  --strip-light: #faf8f4;
  --strip-concrete: #f2eee7;
  --strip-ink: #141414;
  --strip-copy: #4a443c;
  --strip-muted: #6e665c;
  --strip-line: #ddd5c8;
  background: var(--surface-page-dark);
}

.strip-page [hidden] {
  display: none !important;
}

.strip-page h1,
.strip-page h2,
.strip-page h3,
.strip-page strong,
.strip-page b {
  font-family: "Onest", Arial, sans-serif;
}

.strip-page h1,
.strip-page h2,
.strip-page h3,
.strip-page p,
.strip-page ol,
.strip-page ul,
.strip-page blockquote {
  margin-top: 0;
}

.strip-page main {
  display: block;
}

.strip-index,
.strip-overline,
.strip-ledger-label {
  margin-bottom: 0;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-index,
.strip-overline {
  color: var(--text-on-dark-muted);
}

.strip-light .strip-index,
.strip-concrete .strip-index,
.strip-ledger-label {
  color: var(--strip-muted);
}

.strip-media {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-width: 0;
  overflow: hidden;
  border-radius: 0;
  background: var(--surface-technical-dark);
  color: var(--text-on-dark-muted);
}

.strip-media::before {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(246, 242, 234, 0.08);
  content: "";
  pointer-events: none;
}

.strip-media > span {
  position: relative;
  z-index: 1;
  padding: 18px 20px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.strip-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  font-family: "Golos Text", Arial, sans-serif;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.strip-button:hover {
  transform: translateY(-1px);
}

.strip-button:active {
  transform: translateY(0);
}

.strip-button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.strip-button-gradient {
  background: var(--gradient-primary);
  color: var(--strip-ink);
}

.strip-button-gradient:hover {
  background: var(--gradient-primary-hover);
}

.strip-button-gradient:active {
  background: var(--gradient-primary-pressed);
}

.strip-button-flat {
  background: var(--color-orange);
  color: var(--strip-ink);
}

.strip-button-flat:hover {
  background: var(--color-orange-deep);
}

.strip-button-dark {
  border-color: var(--border-dark);
  background: transparent;
  color: var(--text-on-dark);
}

.strip-button-dark:hover {
  border-color: var(--border-dark-strong);
  background: rgba(246, 242, 234, 0.035);
}

.strip-button-light {
  border-color: var(--strip-line);
  background: transparent;
  color: var(--strip-ink);
}

.strip-button-light:hover {
  border-color: #b9ad9d;
  background: rgba(20, 20, 20, 0.025);
}

.strip-button-phone svg {
  width: 20px;
  height: 20px;
  margin-right: 10px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-width: 1.5;
}

/* 01 — Hero */
.strip-hero {
  overflow: hidden;
  border-bottom: 1px solid var(--border-dark-hairline);
  background: var(--surface-page-dark);
}

.strip-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(420px, 5fr);
  min-height: calc(100svh - 80px);
}

.strip-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  padding: 70px 64px 64px 0;
}

.strip-hero h1 {
  position: static;
  grid-row: auto;
  grid-column: auto;
  margin: 26px 0 0;
  font-size: clamp(58px, 3.75vw, 72px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.065em;
  text-transform: uppercase;
}

.strip-hero h1 span {
  display: block;
}

.strip-hero h1 span:last-child {
  color: var(--color-orange);
}

.strip-hero-lead {
  max-width: 58ch;
  margin-bottom: 0;
  margin-top: 30px;
  color: var(--text-on-dark-secondary);
  font-size: 21px;
  line-height: 1.5;
}

.strip-hero-price {
  display: flex;
  align-items: flex-end;
  gap: 32px;
  margin-top: 38px;
}

.strip-hero-price strong {
  flex: none;
  font-size: clamp(52px, 3.4vw, 66px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 0.98;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.strip-hero-price span {
  padding-bottom: 4px;
  color: var(--text-on-dark-muted);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.45;
}

.strip-hero-actions {
  margin-top: 38px;
}

.strip-trust {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 22px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.strip-trust span {
  width: 28px;
  height: 1px;
  background: var(--color-orange);
}

.strip-hero-media {
  min-height: 700px;
  background: #2a2622;
}

/* 02 — When */
.strip-light {
  background: var(--strip-light);
  color: var(--strip-ink);
}

.strip-concrete {
  background: var(--strip-concrete);
  color: var(--strip-ink);
}

.strip-when {
  padding: 112px 0;
}

.strip-when-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(64px, 6vw, 110px);
  align-items: start;
}

.strip-when h2,
.strip-price h2,
.strip-calculator h2,
.strip-structure h2,
.strip-process h2,
.strip-communications h2,
.strip-object h2,
.strip-control h2,
.strip-rescue h2,
.strip-next h2,
.strip-final h2 {
  margin-bottom: 0;
  font-size: clamp(44px, 3.1vw, 60px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.strip-when h2 {
  margin-top: 18px;
  max-width: 16ch;
}

.strip-when-copy > p:not(.strip-index),
.strip-communications-copy > p,
.strip-rescue-layout > div > p:not(.strip-index),
.strip-final-layout > div > p:not(.strip-index) {
  max-width: 46ch;
  margin: 24px 0 0;
  color: var(--strip-copy);
  font-size: 18px;
  line-height: 1.65;
}

.strip-when-closing {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--strip-ink);
}

.strip-when-closing p {
  max-width: 44ch;
  margin-bottom: 22px;
  color: var(--strip-ink);
  font-size: 18px;
  line-height: 1.62;
}

.strip-factor-ledger {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--strip-ink);
  list-style: none;
}

.strip-factor-ledger li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 28px;
  align-items: baseline;
  min-height: 98px;
  padding: 25px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.1);
}

.strip-factor-ledger li:last-child {
  border-bottom-color: var(--strip-ink);
}

.strip-factor-ledger span {
  color: var(--strip-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 42px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.strip-factor-ledger li:first-child span {
  color: var(--color-orange);
}

.strip-factor-ledger strong {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.16;
}

/* 03 — Price */
.strip-price {
  padding: 112px 0 120px;
  border-top: 1px solid var(--strip-line);
}

.strip-split-heading {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px;
  align-items: end;
}

.strip-split-heading h2 {
  margin-top: 18px;
}

.strip-split-heading > p {
  margin-bottom: 4px;
  color: var(--strip-copy);
  font-size: 22px;
  line-height: 1.45;
}

.strip-price-layout {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(360px, 5fr);
  gap: clamp(56px, 5vw, 88px);
  margin-top: 54px;
  align-items: start;
}

.strip-package-ledger {
  margin-top: 16px;
  border-top: 1px solid var(--strip-ink);
}

.strip-package-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 72px 210px;
  gap: 20px;
  align-items: baseline;
  padding: 25px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.15);
}

.strip-package-row.is-primary {
  padding-left: 20px;
  background: rgba(252, 140, 13, 0.08);
  box-shadow: inset 3px 0 0 var(--color-orange);
}

.strip-package-row h3 {
  margin-bottom: 0;
  font-size: 28px;
  font-weight: 600;
  line-height: 1.15;
}

.strip-package-row p {
  margin: 6px 0 0;
  color: var(--strip-copy);
  font-size: 18px;
  line-height: 1.45;
}

.strip-package-row > span {
  color: var(--strip-copy);
  font-size: 16px;
}

.strip-package-row > strong {
  font-size: 42px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-align: right;
  white-space: nowrap;
}

.strip-price-context {
  max-width: 82ch;
  margin: 15px 0 0;
  color: var(--strip-muted);
  font-size: 14px;
  line-height: 1.55;
}

.strip-ledger-label-secondary {
  margin-top: 42px;
}

.strip-extra-ledger {
  margin-top: 16px;
  border-top: 1px solid rgba(20, 20, 20, 0.35);
}

.strip-extra-ledger > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 72px 210px;
  gap: 20px;
  align-items: baseline;
  min-height: 68px;
  padding: 17px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.12);
}

.strip-extra-ledger span {
  font-size: 18px;
  line-height: 1.4;
}

.strip-extra-ledger i {
  color: var(--strip-copy);
  font-size: 16px;
  font-style: normal;
}

.strip-extra-ledger strong {
  font-size: 28px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-align: right;
  white-space: nowrap;
}

.strip-price-actions {
  margin-top: 30px;
}

.strip-composition {
  padding: 10px 30px 24px;
  border-top: 3px solid var(--strip-ink);
  background: var(--strip-light);
}

.strip-composition > .strip-ledger-label {
  margin-top: 17px;
}

.strip-composition ol {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.strip-composition li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.1);
}

.strip-composition li:last-child {
  border-bottom: 0;
}

.strip-composition li span {
  color: var(--strip-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.strip-composition li strong {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.25;
}

/* 04 — Calculator */
.strip-calculator {
  padding: 112px 0 120px;
  background: var(--surface-elevated-dark);
}

.strip-calculator-heading {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: 56px;
  align-items: end;
}

.strip-calculator-heading h2 {
  grid-column: 2;
  max-width: 22ch;
}

.strip-calculator-heading .strip-index {
  grid-column: 1;
  grid-row: 1;
}

.strip-calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: 56px;
  margin-top: 50px;
  align-items: start;
}

.strip-calc-tabs {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  padding: 4px;
  border-radius: 6px;
  background: var(--surface-page-dark);
}

.strip-calc-tabs button {
  min-width: 150px;
  min-height: 48px;
  padding: 0 20px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--text-on-dark-muted);
  cursor: pointer;
  font-weight: 700;
}

.strip-calc-tabs button.is-active {
  background: var(--surface-technical-dark);
  color: var(--text-on-dark);
}

.strip-calc-panel {
  margin-top: 20px;
}

.strip-calc-panel > label,
.strip-dimensions-panel label > span:first-child,
.strip-contact-form label {
  color: var(--text-on-dark-secondary);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

.strip-input-shell {
  display: flex;
  align-items: center;
  min-height: 66px;
  margin-top: 8px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: var(--surface-void);
}

.strip-input-shell:focus-within {
  border-color: var(--color-orange);
}

.strip-input-shell input {
  width: 100%;
  min-width: 0;
  height: 64px;
  padding: 0 18px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text-on-dark);
  font-family: "Onest", Arial, sans-serif;
  font-size: 28px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.strip-input-shell input::placeholder {
  color: #625c55;
  font-family: "Golos Text", Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
}

.strip-input-shell > span {
  flex: none;
  padding-right: 18px;
  color: var(--text-on-dark-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 18px;
  font-weight: 700;
}

.strip-dimensions-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 26px minmax(0, 1fr);
  gap: 12px;
  align-items: end;
}

.strip-multiply {
  padding-bottom: 22px;
  color: var(--text-on-dark-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 22px;
  text-align: center;
}

.strip-dimensions-total {
  grid-column: 1 / -1;
  color: var(--text-on-dark-secondary);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

.strip-package-selector {
  display: grid;
  gap: 8px;
  margin: 38px 0 0;
  padding: 0;
  border: 0;
}

.strip-package-selector legend {
  margin-bottom: 14px;
  color: var(--text-on-dark-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-package-selector label {
  position: relative;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  min-height: 88px;
  padding: 18px 20px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: var(--surface-page-dark);
  cursor: pointer;
}

.strip-package-selector label.is-selected {
  border-color: var(--color-orange);
}

.strip-package-selector input {
  position: absolute;
  opacity: 0;
}

.strip-radio-mark {
  width: 20px;
  height: 20px;
  border: 1px solid var(--border-dark-strong);
  border-radius: 50%;
}

.strip-package-selector label.is-selected .strip-radio-mark {
  border: 6px solid var(--color-orange);
}

.strip-package-selector label > span:nth-of-type(2) {
  min-width: 0;
}

.strip-package-selector label strong {
  display: block;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
}

.strip-package-selector label small {
  display: block;
  margin-top: 5px;
  color: var(--text-on-dark-muted);
  font-size: 13px;
  line-height: 1.35;
}

.strip-package-selector label b {
  font-size: 24px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.strip-package-note {
  margin: 14px 0 0;
  color: var(--text-on-dark-muted);
  font-size: 13px;
  line-height: 1.5;
}

.strip-result-panel {
  position: sticky;
  top: 112px;
  overflow: hidden;
  padding: 38px 40px 40px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: var(--surface-page-dark);
}

.strip-result-panel::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: var(--gradient-primary);
  content: "";
}

.strip-result-panel.is-updated {
  border-color: var(--border-dark-strong);
}

.strip-result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.strip-result-head > span {
  color: var(--text-on-dark-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-result-head b {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 11px;
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  background: var(--surface-technical-dark);
  color: var(--color-orange);
  font-family: "Golos Text", Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-result-empty strong,
.strip-result-value strong {
  display: block;
  margin-top: 28px;
  font-size: clamp(52px, 4vw, 76px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 0.98;
  letter-spacing: -0.045em;
  white-space: nowrap;
}

.strip-result-empty > p,
.strip-result-value > p {
  margin: 12px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  line-height: 1.5;
}

.strip-result-copy {
  margin: 26px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--border-dark);
  color: var(--text-on-dark-secondary);
  font-size: 16px;
  line-height: 1.6;
}

.strip-result-reference {
  margin: 15px 0 0;
  color: var(--text-on-dark-muted);
  font-size: 14px;
  line-height: 1.55;
}

.strip-result-actions {
  margin-top: 28px;
}

.strip-file-name {
  min-height: 1.4em;
  margin: 12px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 13px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.strip-contact-form {
  margin-top: 30px;
  padding-top: 28px;
  border-top: 1px solid var(--border-dark);
}

.strip-form-heading h3 {
  margin-bottom: 0;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.15;
}

.strip-form-heading p {
  margin: 7px 0 0;
  color: var(--text-on-dark-muted);
  font-size: 14px;
  line-height: 1.45;
}

.strip-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 22px;
}

.strip-contact-form label {
  display: grid;
  gap: 8px;
}

.strip-contact-form input:not([type="file"]) {
  width: 100%;
  min-height: 54px;
  padding: 0 14px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  outline: 0;
  background: var(--surface-void);
  color: var(--text-on-dark);
  font: 16px/1.2 "Golos Text", Arial, sans-serif;
}

.strip-contact-form input:focus {
  border-color: var(--color-orange);
}

.strip-contact-form input[aria-invalid="true"] {
  border-color: #e36d55;
}

.strip-field-error {
  margin: 8px 0 0;
  color: #f2a392;
  font-size: 13px;
  line-height: 1.4;
}

.strip-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.strip-form-status {
  min-height: 1.5em;
  margin: 14px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.strip-form-status.is-error {
  color: #f2a392;
}

.strip-form-status a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 05 — Structure */
.strip-structure {
  padding: 112px 0 120px;
}

.strip-structure-layout {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(64px, 6vw, 110px);
  align-items: start;
}

.strip-structure h2 {
  max-width: 12ch;
  margin-top: 18px;
}

.strip-structure-copy > p:not(.strip-index) {
  max-width: 40ch;
  margin: 24px 0 0;
  color: var(--strip-copy);
  font-size: 18px;
  line-height: 1.65;
}

.strip-scheme-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin-top: 28px;
  padding: 0 12px;
  border: 1px solid var(--strip-ink);
  color: var(--strip-ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-structure-system {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  align-items: start;
}

.strip-layer-stack {
  margin: 14px 0 0;
  padding: 0;
  border: 1px solid #c4b9a6;
  list-style: none;
}

.strip-layer-stack li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 48px;
  padding: 12px 20px;
  border-top: 1px solid rgba(20, 20, 20, 0.15);
}

.strip-layer-stack li:first-child {
  border-top: 0;
}

.strip-layer-stack li span {
  font-family: "Onest", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.strip-layer-stack li strong {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
}

.strip-layer-stack li small {
  color: inherit;
  font-size: 14px;
  line-height: 1.35;
  opacity: 0.82;
}

.strip-layer-stack .layer-concrete {
  min-height: 74px;
  background: #817a72;
  color: #faf8f4;
}

.strip-layer-stack .layer-rebar {
  background: #a8a096;
}

.strip-layer-stack .layer-xps {
  min-height: 58px;
  background: #e5dfd4;
}

.strip-layer-stack .layer-base {
  background: #cfc6b8;
}

.strip-layer-stack .layer-aggregate {
  min-height: 72px;
  background: #bdb2a0;
}

.strip-layer-stack .layer-geo {
  min-height: 38px;
  background: #6e665c;
  color: #faf8f4;
}

.strip-layer-stack .layer-ground {
  min-height: 76px;
  background: #4a443c;
  color: #faf8f4;
}

.strip-embedded {
  padding-top: 0;
}

.strip-embedded > div {
  position: relative;
  margin-left: 5px;
  padding: 24px 0 24px 24px;
  border-left: 1px solid var(--strip-ink);
}

.strip-embedded > div + div {
  padding-top: 8px;
}

.strip-embedded > div > span {
  position: absolute;
  top: 29px;
  left: -5px;
  width: 9px;
  height: 9px;
  background: var(--strip-ink);
}

.strip-embedded > div + div > span {
  top: 13px;
}

.strip-embedded strong {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
}

.strip-embedded > p:last-child {
  margin: 18px 0 0;
  color: var(--strip-muted);
  font-size: 14px;
  line-height: 1.55;
}

/* 06 — Process */
.strip-process {
  padding: 112px 0 120px;
  background: var(--surface-page-dark);
}

.strip-process-heading {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px;
  align-items: end;
}

.strip-process-heading h2 {
  margin-top: 18px;
}

.strip-process-heading > p {
  margin-bottom: 5px;
  color: var(--text-on-dark-secondary);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}

.strip-process-story {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2px;
  margin-top: 48px;
}

.strip-stage {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 34px;
  background: var(--surface-elevated-dark);
}

.strip-stage-1 {
  grid-column: span 7;
}

.strip-stage-2 {
  grid-column: span 5;
}

.strip-stage-3 {
  grid-column: span 5;
}

.strip-stage-4 {
  grid-column: span 7;
}

.strip-stage-copy {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 18px;
  align-items: baseline;
}

.strip-stage-copy > span {
  color: var(--text-on-dark-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 34px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.strip-stage-1 .strip-stage-copy > span {
  color: var(--color-orange);
  font-size: 42px;
}

.strip-stage-4 .strip-stage-copy > span {
  color: var(--text-on-dark);
  font-size: 42px;
}

.strip-stage h3 {
  margin-bottom: 0;
  font-size: 29px;
  font-weight: 600;
  line-height: 1.13;
}

.strip-stage p {
  max-width: 48ch;
  margin: 9px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 17px;
  line-height: 1.55;
}

.strip-stage-media {
  flex: 1;
  min-height: 230px;
  margin-top: 28px;
}

.strip-stage-1 .strip-stage-media {
  min-height: 300px;
}

.strip-stage-4 .strip-stage-media {
  min-height: 340px;
}

.strip-process > .shell > .strip-button {
  margin-top: 30px;
}

/* 07 — Communications */
.strip-communications {
  padding: 0;
}

.strip-communications-layout {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  min-height: 620px;
}

.strip-communications-media {
  background: #d3c9b6;
  color: var(--strip-copy);
}

.strip-communications-media::before {
  border-color: rgba(20, 20, 20, 0.08);
}

.strip-communications-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 72px 0 72px 64px;
}

.strip-communications h2 {
  max-width: 16ch;
  margin-top: 18px;
  font-size: clamp(42px, 2.7vw, 52px);
}

.strip-communications-copy > div {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid rgba(20, 20, 20, 0.3);
}

.strip-communications-copy > div > span {
  color: var(--strip-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-communications-copy > div p {
  max-width: 42ch;
  margin: 12px 0 0;
  color: var(--strip-ink);
  font-size: 18px;
  line-height: 1.62;
}

/* 08 — Object */
.strip-object {
  padding: 112px 0 120px;
  background: var(--surface-void);
}

.strip-object-heading {
  display: grid;
  grid-template-columns: 3fr 9fr;
  gap: 56px;
  align-items: start;
}

.strip-object-heading h2 {
  grid-column: 2;
  max-width: 17ch;
}

.strip-object-heading .strip-index {
  grid-column: 1;
  grid-row: 1;
}

.strip-object-story {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2px;
  margin-top: 52px;
}

.strip-object-1 {
  grid-column: 1 / -1;
  min-height: 560px;
}

.strip-object-2 {
  grid-column: span 7;
  min-height: 390px;
}

.strip-object-3 {
  grid-column: span 5;
  min-height: 390px;
}

.strip-object-4 {
  grid-column: span 4;
  min-height: 520px;
}

.strip-object-5 {
  grid-column: span 8;
  min-height: 520px;
  background: #312c27;
}

.strip-object-actions {
  margin-top: 30px;
}

/* 09 — Control */
.strip-control {
  padding: 112px 0 120px;
}

.strip-control-heading {
  display: grid;
  grid-template-columns: 3fr 9fr;
  gap: 56px;
}

.strip-control-heading h2 {
  grid-column: 2;
  max-width: 22ch;
}

.strip-control-heading .strip-index {
  grid-column: 1;
  grid-row: 1;
}

.strip-control-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(56px, 6vw, 104px);
  margin-top: 54px;
  align-items: start;
}

.strip-control-ledger {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--strip-ink);
  list-style: none;
}

.strip-control-ledger li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 20px;
  align-items: baseline;
  padding: 21px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.1);
}

.strip-control-ledger li > span {
  color: var(--strip-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 16px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.strip-control-ledger li p {
  margin: 0;
  font-family: "Onest", Arial, sans-serif;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.35;
}

.strip-control-ledger li p strong {
  font-weight: 700;
}

.strip-control-ledger li.is-accent {
  padding-left: 18px;
  background: rgba(252, 140, 13, 0.08);
  box-shadow: inset 3px 0 0 var(--color-orange);
}

.strip-control-actions {
  margin-top: 28px;
}

.strip-evidence {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.strip-evidence-item {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 250px;
  padding: 18px;
  background: #e5dfd4;
  color: var(--strip-muted);
}

.strip-evidence-item::before {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(20, 20, 20, 0.08);
  content: "";
}

.strip-evidence-contract {
  grid-column: 1 / -1;
  min-height: 340px;
  background: #fff;
  box-shadow: 0 22px 56px rgba(12, 11, 10, 0.13);
}

.strip-evidence-item span {
  position: relative;
  z-index: 1;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* 10 — Rescue */
.strip-rescue {
  padding: 82px 0 88px;
  background: var(--surface-page-dark);
}

.strip-rescue-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(56px, 6vw, 104px);
  align-items: start;
}

.strip-rescue h2 {
  max-width: 16ch;
  margin-top: 18px;
  font-size: clamp(38px, 2.5vw, 48px);
}

.strip-rescue-layout > div > p:not(.strip-index) {
  color: var(--text-on-dark-secondary);
}

.strip-rescue-layout .strip-actions {
  margin-top: 28px;
}

.strip-rescue-ledger {
  border-top: 1px solid var(--border-dark);
}

.strip-rescue-ledger a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 82px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-dark-hairline);
}

.strip-rescue-ledger a:last-child {
  border-bottom-color: var(--border-dark);
}

.strip-rescue-ledger span {
  font-family: "Onest", Arial, sans-serif;
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
}

.strip-rescue-ledger i {
  color: var(--text-on-dark-muted);
  font-size: 22px;
  font-style: normal;
}

.strip-rescue-ledger a:hover i {
  color: var(--color-orange);
}

/* 11 — Review */
.strip-review {
  padding: 108px 0 112px;
  border-top: 1px solid var(--border-dark);
  background: var(--surface-elevated-dark);
}

.strip-review-layout {
  display: grid;
  grid-template-columns: minmax(0, 9fr) minmax(0, 3fr);
}

.strip-review blockquote {
  max-width: 35ch;
  margin: 26px 0 0;
  padding-left: 40px;
  border-left: 4px solid var(--color-orange);
  color: var(--text-on-dark);
  font-family: "Golos Text", Arial, sans-serif;
  font-size: clamp(34px, 2.45vw, 47px);
  font-weight: 400;
  line-height: 1.32;
  letter-spacing: -0.015em;
}

.strip-review blockquote + p {
  margin: 28px 0 0 44px;
  color: var(--text-on-dark-secondary);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

/* 12 — Next */
.strip-next {
  padding: 112px 0 120px;
  background: var(--surface-void);
}

.strip-next-heading {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: 56px;
  align-items: end;
}

.strip-next-heading h2 {
  margin-top: 18px;
}

.strip-next-heading > p {
  margin-bottom: 4px;
  color: var(--text-on-dark-secondary);
  font-size: 18px;
  line-height: 1.62;
}

.strip-next-routes {
  display: grid;
  grid-template-columns: minmax(300px, 4fr) minmax(0, 8fr);
  gap: 2px;
  margin-top: 48px;
}

.strip-next-works {
  display: flex;
  flex-direction: column;
  min-height: 520px;
  padding: 36px 32px;
  background: var(--surface-page-dark);
}

.strip-next-works > p,
.strip-next-house > div:last-child > p:first-child {
  margin-bottom: 0;
  color: var(--text-on-dark-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.strip-next-works h3 {
  margin: 18px 0 0;
  font-size: 30px;
  font-weight: 600;
  line-height: 1.15;
}

.strip-next-works .strip-button {
  margin-top: auto;
}

.strip-next-house {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  background: var(--surface-technical-dark);
}

.strip-next-house > .strip-media {
  position: absolute;
  inset: 0;
}

.strip-next-house > div:last-child {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 72%;
  min-height: 520px;
  padding: 48px 56px;
  background: rgba(12, 11, 10, 0.8);
}

.strip-next-house h3 {
  margin: 20px 0 0;
  font-size: clamp(44px, 3.1vw, 60px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.strip-next-house h3 + p {
  margin: 18px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 20px;
  line-height: 1.5;
}

.strip-next-house .strip-button {
  align-self: flex-start;
  margin-top: 30px;
}

/* 13 — Final */
.strip-final {
  padding: 120px 0 124px;
  border-top: 1px solid var(--border-dark);
  background: var(--surface-void);
}

.strip-final-layout {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(64px, 6vw, 110px);
  align-items: start;
}

.strip-final h2 {
  max-width: 14ch;
  margin-top: 20px;
  font-size: clamp(56px, 4vw, 76px);
  font-weight: 700;
  line-height: 0.99;
  letter-spacing: -0.045em;
}

.strip-final-layout > div > p:not(.strip-index) {
  max-width: 52ch;
  color: var(--text-on-dark-secondary);
  font-size: 21px;
  line-height: 1.55;
}

.strip-final-actions {
  margin-top: 36px;
}

.strip-final-facts {
  margin: 40px 0 0;
  padding: 0 0 0 54px;
  border-left: 1px solid var(--border-dark);
  list-style: none;
}

.strip-final-facts::before {
  display: block;
  margin-bottom: 14px;
  color: var(--text-on-dark-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  content: "Условия";
}

.strip-final-facts li {
  padding: 19px 0;
  border-bottom: 1px solid var(--border-dark-hairline);
  font-size: 20px;
  line-height: 1.42;
}

.strip-final-facts li:last-child {
  border-bottom: 0;
}

/* Footer */
.strip-footer {
  padding: 52px 0 42px;
  border-top: 1px solid var(--border-dark);
  background: var(--surface-page-dark);
}

.strip-footer-grid {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) auto;
  gap: 34px;
  align-items: start;
}

.strip-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  padding-top: 13px;
}

.strip-footer nav a,
.strip-footer-phone {
  min-height: 34px;
  color: var(--text-on-dark-secondary);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
}

.strip-footer nav a:hover,
.strip-footer-phone:hover {
  color: var(--text-on-dark);
}

.strip-footer-phone {
  padding-top: 13px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.strip-footer p,
.strip-footer small {
  grid-column: 2;
  margin: 0;
  color: var(--text-on-dark-muted);
  font-size: 13px;
  line-height: 1.5;
}

.strip-footer small {
  grid-column: 3;
  grid-row: 2;
  text-align: right;
}

.strip-mobile-sticky {
  display: none;
}

@media (max-width: 1439px) {
  .strip-hero h1 {
    font-size: 58px;
  }

  .strip-hero-lead {
    font-size: 19px;
  }

  .strip-hero-price strong {
    font-size: 54px;
  }

  .strip-when,
  .strip-price,
  .strip-calculator,
  .strip-structure,
  .strip-process,
  .strip-object,
  .strip-control,
  .strip-next {
    padding-top: 92px;
    padding-bottom: 98px;
  }

  .strip-final {
    padding-top: 100px;
    padding-bottom: 104px;
  }

  .strip-package-row,
  .strip-extra-ledger > div {
    grid-template-columns: minmax(0, 1fr) 52px 178px;
  }

  .strip-package-row > strong {
    font-size: 36px;
  }

  .strip-result-empty strong,
  .strip-result-value strong {
    font-size: 58px;
  }

  .strip-stage {
    padding: 30px;
  }
}

@media (max-width: 1199px) {
  .strip-hero-grid {
    grid-template-columns: minmax(0, 6.5fr) minmax(360px, 5.5fr);
  }

  .strip-hero-copy {
    padding-right: 40px;
  }

  .strip-hero h1 {
    font-size: 50px;
  }

  .strip-hero-price {
    display: block;
  }

  .strip-hero-price span {
    display: block;
    margin-top: 10px;
  }

  .strip-price-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
    gap: 44px;
  }

  .strip-package-row,
  .strip-extra-ledger > div {
    grid-template-columns: minmax(0, 1fr) 42px 150px;
    gap: 14px;
  }

  .strip-package-row > strong {
    font-size: 32px;
  }

  .strip-calculator-grid {
    gap: 38px;
  }

  .strip-package-selector label {
    grid-template-columns: 22px minmax(0, 1fr);
  }

  .strip-package-selector label b {
    grid-column: 2;
  }

  .strip-result-panel {
    padding: 32px;
  }

  .strip-result-empty strong,
  .strip-result-value strong {
    font-size: 50px;
  }

  .strip-structure-system {
    grid-template-columns: minmax(0, 1fr) 230px;
  }

  .strip-layer-stack li {
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .strip-layer-stack li small {
    grid-column: 2;
  }

  .strip-control-layout {
    gap: 44px;
  }

  .strip-next-house > div:last-child {
    width: 82%;
    padding: 42px;
  }
}

@media (max-width: 1099px) {
  .strip-hero-grid {
    grid-template-columns: minmax(0, 6.2fr) minmax(335px, 5.8fr);
  }

  .strip-hero-copy {
    padding: 58px 32px 58px 0;
  }

  .strip-hero h1 {
    font-size: 46px;
  }

  .strip-hero-lead {
    font-size: 17px;
  }

  .strip-hero-price strong {
    font-size: 45px;
  }

  .strip-hero-media {
    min-height: 610px;
  }

  .strip-when-layout,
  .strip-price-layout,
  .strip-calculator-grid,
  .strip-structure-layout,
  .strip-control-layout,
  .strip-rescue-layout {
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .strip-when-copy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 48px;
  }

  .strip-when-copy .strip-index,
  .strip-when-copy h2 {
    grid-column: 1;
  }

  .strip-when-copy > p:not(.strip-index) {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin-top: 0;
  }

  .strip-when-closing {
    grid-column: 1 / -1;
  }

  .strip-price-layout {
    margin-top: 44px;
  }

  .strip-composition {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 34px;
    padding: 26px 30px;
  }

  .strip-composition > .strip-ledger-label {
    margin-top: 0;
  }

  .strip-composition ol {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 28px;
    margin-top: 0;
  }

  .strip-result-panel {
    position: static;
  }

  .strip-structure-system {
    grid-template-columns: minmax(0, 1fr) 280px;
  }

  .strip-process-story {
    grid-template-columns: 1fr 1fr;
  }

  .strip-stage-1,
  .strip-stage-2,
  .strip-stage-3,
  .strip-stage-4 {
    grid-column: auto;
  }

  .strip-stage-1 .strip-stage-media,
  .strip-stage-4 .strip-stage-media,
  .strip-stage-media {
    min-height: 250px;
  }

  .strip-communications-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }

  .strip-communications-copy {
    padding-left: 42px;
  }

  .strip-object-1 {
    min-height: 450px;
  }

  .strip-object-2,
  .strip-object-3 {
    min-height: 310px;
  }

  .strip-object-4,
  .strip-object-5 {
    min-height: 400px;
  }

  .strip-control-layout,
  .strip-rescue-layout {
    gap: 48px;
  }

  .strip-next-routes {
    grid-template-columns: 1fr 2fr;
  }

  .strip-next-house > div:last-child {
    width: 92%;
  }

  .strip-final-layout {
    gap: 54px;
  }
}

@media (max-width: 900px) {
  .strip-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .strip-hero-copy {
    padding: 64px 0 48px;
  }

  .strip-hero h1 {
    max-width: 15ch;
    font-size: 54px;
  }

  .strip-hero-lead {
    max-width: 52ch;
    font-size: 19px;
  }

  .strip-hero-media {
    min-height: 520px;
    margin: 0 calc(var(--shell-pad) * -1);
  }

  .strip-split-heading,
  .strip-calculator-heading,
  .strip-process-heading,
  .strip-next-heading,
  .strip-final-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .strip-calculator-heading h2,
  .strip-object-heading h2,
  .strip-control-heading h2,
  .strip-calculator-heading .strip-index,
  .strip-object-heading .strip-index,
  .strip-control-heading .strip-index {
    grid-column: 1;
  }

  .strip-calculator-heading h2,
  .strip-object-heading h2,
  .strip-control-heading h2 {
    grid-row: 2;
  }

  .strip-calculator-heading .strip-index,
  .strip-object-heading .strip-index,
  .strip-control-heading .strip-index {
    grid-row: 1;
  }

  .strip-object-heading,
  .strip-control-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .strip-communications-layout {
    grid-template-columns: 1fr;
  }

  .strip-communications-media {
    min-height: 480px;
    margin: 0 calc(var(--shell-pad) * -1);
  }

  .strip-communications-copy {
    padding: 64px 0 72px;
  }

  .strip-next-routes {
    grid-template-columns: 1fr;
  }

  .strip-next-works {
    min-height: auto;
  }

  .strip-next-works .strip-button {
    margin-top: 28px;
  }

  .strip-final-facts {
    margin-top: 10px;
    padding-left: 0;
    border-top: 1px solid var(--border-dark);
    border-left: 0;
  }
}

@media (max-width: 767px) {
  .strip-page h2,
  .strip-when h2,
  .strip-price h2,
  .strip-calculator h2,
  .strip-structure h2,
  .strip-process h2,
  .strip-communications h2,
  .strip-object h2,
  .strip-control h2,
  .strip-rescue h2,
  .strip-next h2 {
    font-size: 30px;
    line-height: 1.1;
    letter-spacing: -0.025em;
  }

  .strip-button {
    width: 100%;
    min-height: 56px;
    padding: 0 18px;
    font-size: 16px;
  }

  .strip-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .strip-hero-grid.shell {
    width: 100%;
  }

  .strip-hero-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .strip-hero-copy {
    display: contents;
  }

  .strip-overline,
  .strip-hero h1,
  .strip-hero-lead,
  .strip-hero-price,
  .strip-hero-actions {
    margin-right: 20px;
    margin-left: 20px;
  }

  .strip-overline {
    order: 1;
    margin-top: 28px;
  }

  .strip-hero h1 {
    order: 2;
    max-width: none;
    margin-top: 17px;
    font-size: 34px;
    line-height: 1.04;
  }

  .strip-hero-lead {
    order: 3;
    margin-top: 18px;
    font-size: 18px;
    line-height: 1.56;
  }

  .strip-hero-price {
    order: 4;
    margin-top: 26px;
  }

  .strip-hero-price strong {
    font-size: 40px;
  }

  .strip-hero-price span {
    margin-top: 9px;
  }

  .strip-hero-actions {
    order: 5;
    margin-top: 22px;
  }

  .strip-hero-media {
    order: 6;
    min-height: 0;
    margin: 26px 0 0;
    aspect-ratio: 4 / 5;
  }

  .strip-trust {
    order: 7;
    margin: 0;
    padding: 18px 20px 22px;
    border-bottom: 1px solid var(--border-dark-hairline);
  }

  .strip-when,
  .strip-price,
  .strip-calculator,
  .strip-structure,
  .strip-process,
  .strip-object,
  .strip-control,
  .strip-next,
  .strip-final {
    padding-top: 64px;
    padding-bottom: 68px;
  }

  .strip-when-layout,
  .strip-price-layout,
  .strip-calculator-grid,
  .strip-structure-layout,
  .strip-control-layout,
  .strip-rescue-layout {
    gap: 34px;
  }

  .strip-when-copy {
    display: block;
  }

  .strip-when h2,
  .strip-split-heading h2,
  .strip-structure h2,
  .strip-process-heading h2,
  .strip-next-heading h2 {
    margin-top: 12px;
  }

  .strip-when-copy > p:not(.strip-index),
  .strip-structure-copy > p:not(.strip-index),
  .strip-communications-copy > p,
  .strip-rescue-layout > div > p:not(.strip-index),
  .strip-final-layout > div > p:not(.strip-index) {
    margin-top: 16px;
    font-size: 17px;
    line-height: 1.6;
  }

  .strip-when-closing {
    margin-top: 26px;
    padding-top: 20px;
  }

  .strip-when-closing p {
    margin-bottom: 18px;
    font-size: 17px;
    line-height: 1.6;
  }

  .strip-factor-ledger li {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 14px;
    min-height: 0;
    padding: 17px 0;
  }

  .strip-factor-ledger span {
    font-size: 24px;
  }

  .strip-factor-ledger strong {
    font-size: 19px;
    line-height: 1.25;
  }

  .strip-split-heading {
    gap: 10px;
  }

  .strip-split-heading > p {
    margin: 0;
    font-size: 17px;
  }

  .strip-price-layout {
    margin-top: 30px;
  }

  .strip-package-row {
    grid-template-columns: 1fr auto;
    gap: 12px 18px;
    padding: 20px 0;
  }

  .strip-package-row.is-primary {
    padding-left: 14px;
  }

  .strip-package-row > div {
    grid-column: 1 / -1;
  }

  .strip-package-row h3 {
    font-size: 22px;
  }

  .strip-package-row p {
    font-size: 17px;
  }

  .strip-package-row > span {
    grid-column: 1;
  }

  .strip-package-row > strong {
    grid-column: 2;
    font-size: 34px;
  }

  .strip-price-context {
    font-size: 13px;
  }

  .strip-ledger-label-secondary {
    margin-top: 32px;
  }

  .strip-extra-ledger > div {
    grid-template-columns: 1fr auto;
    gap: 8px 14px;
    padding: 15px 0;
  }

  .strip-extra-ledger span {
    grid-column: 1 / -1;
    font-size: 17px;
  }

  .strip-extra-ledger i {
    grid-column: 1;
  }

  .strip-extra-ledger strong {
    grid-column: 2;
    font-size: 22px;
  }

  .strip-composition {
    display: block;
    padding: 20px 18px 10px;
  }

  .strip-composition ol {
    display: block;
    margin-top: 12px;
  }

  .strip-composition li {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
    padding: 15px 0;
  }

  .strip-composition li strong {
    font-size: 17px;
  }

  .strip-calculator-heading {
    gap: 12px;
  }

  .strip-calculator-grid {
    margin-top: 28px;
  }

  .strip-calc-tabs {
    display: grid;
    width: 100%;
  }

  .strip-calc-tabs button {
    min-width: 0;
  }

  .strip-dimensions-panel {
    grid-template-columns: minmax(0, 1fr) 20px minmax(0, 1fr);
    gap: 6px;
  }

  .strip-input-shell input {
    padding: 0 14px;
    font-size: 25px;
  }

  .strip-input-shell > span {
    padding-right: 14px;
    font-size: 16px;
  }

  .strip-package-selector {
    margin-top: 30px;
  }

  .strip-package-selector label {
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 14px;
    min-height: 0;
    padding: 17px 16px;
  }

  .strip-package-selector label b {
    grid-column: 2;
    font-size: 21px;
  }

  .strip-result-panel {
    padding: 26px 20px 28px;
  }

  .strip-result-head {
    gap: 10px;
  }

  .strip-result-empty strong,
  .strip-result-value strong {
    margin-top: 22px;
    font-size: 40px;
  }

  .strip-result-empty > p,
  .strip-result-value > p {
    font-size: 16px;
  }

  .strip-result-copy {
    margin-top: 21px;
    padding-top: 18px;
    font-size: 15px;
  }

  .strip-result-reference {
    font-size: 14px;
  }

  .strip-result-actions,
  .strip-form-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .strip-form-heading h3 {
    font-size: 23px;
  }

  .strip-form-grid {
    grid-template-columns: 1fr;
  }

  .strip-structure-system {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .strip-layer-stack li {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 10px;
    padding: 12px 14px;
  }

  .strip-layer-stack li strong {
    font-size: 16px;
  }

  .strip-layer-stack li small {
    grid-column: 2;
    font-size: 14px;
  }

  .strip-embedded > div {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .strip-process-heading {
    gap: 14px;
  }

  .strip-process-heading > p {
    margin: 0;
    font-size: 14px;
  }

  .strip-process-story {
    grid-template-columns: 1fr;
    margin-top: 28px;
  }

  .strip-stage {
    padding: 22px 20px 20px;
  }

  .strip-stage-copy {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 12px;
  }

  .strip-stage-copy > span,
  .strip-stage-1 .strip-stage-copy > span,
  .strip-stage-4 .strip-stage-copy > span {
    font-size: 25px;
  }

  .strip-stage h3 {
    font-size: 22px;
  }

  .strip-stage p {
    font-size: 16px;
  }

  .strip-stage-1 .strip-stage-media,
  .strip-stage-4 .strip-stage-media,
  .strip-stage-media {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .strip-communications-media {
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .strip-communications-copy {
    padding: 40px 0 62px;
  }

  .strip-communications-copy > div {
    margin-top: 26px;
    padding-top: 20px;
  }

  .strip-communications-copy > div p {
    font-size: 17px;
  }

  .strip-object-heading {
    gap: 12px;
  }

  .strip-object h2 br,
  .strip-control h2 br {
    display: none;
  }

  .strip-object-story {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 28px;
  }

  .strip-object-1,
  .strip-object-2,
  .strip-object-3,
  .strip-object-4,
  .strip-object-5 {
    grid-column: auto;
    min-height: 0;
  }

  .strip-object-1,
  .strip-object-5 {
    aspect-ratio: 4 / 5;
  }

  .strip-object-2,
  .strip-object-3 {
    aspect-ratio: 3 / 2;
  }

  .strip-object-4 {
    aspect-ratio: 1 / 1;
  }

  .strip-control-heading {
    gap: 12px;
  }

  .strip-control-layout {
    margin-top: 30px;
  }

  .strip-control-ledger li {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
    padding: 17px 0;
  }

  .strip-control-ledger li p {
    font-size: 18px;
  }

  .strip-control-ledger li.is-accent {
    padding-left: 12px;
  }

  .strip-evidence {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .strip-evidence-contract {
    grid-column: auto;
  }

  .strip-evidence-item,
  .strip-evidence-contract {
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .strip-rescue {
    padding: 60px 0 64px;
  }

  .strip-rescue-ledger a {
    min-height: 64px;
  }

  .strip-rescue-ledger span {
    font-size: 20px;
  }

  .strip-review {
    padding: 66px 0 70px;
  }

  .strip-review-layout {
    grid-template-columns: 1fr;
  }

  .strip-review blockquote {
    margin-top: 18px;
    padding-left: 18px;
    font-size: 23px;
    line-height: 1.42;
  }

  .strip-review blockquote br {
    display: none;
  }

  .strip-review blockquote + p {
    margin: 18px 0 0 22px;
  }

  .strip-next-heading {
    gap: 16px;
  }

  .strip-next-heading > p {
    margin: 0;
    font-size: 17px;
  }

  .strip-next-routes {
    margin-top: 28px;
  }

  .strip-next-works {
    min-height: 0;
    padding: 24px 20px;
  }

  .strip-next-works h3 {
    font-size: 23px;
  }

  .strip-next-house {
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .strip-next-house > .strip-media {
    position: relative;
    inset: auto;
    aspect-ratio: 4 / 5;
  }

  .strip-next-house > div:last-child {
    width: 100%;
    min-height: 0;
    padding: 24px 20px 28px;
    background: var(--surface-page-dark);
  }

  .strip-next-house h3 {
    margin-top: 12px;
    font-size: 34px;
    line-height: 1.06;
  }

  .strip-next-house h3 + p {
    font-size: 17px;
  }

  .strip-next-house .strip-button {
    align-self: stretch;
    margin-top: 20px;
  }

  .strip-final h2 {
    margin-top: 14px;
    font-size: 35px;
    line-height: 1.06;
  }

  .strip-final-facts {
    margin-top: 24px;
  }

  .strip-final-facts li {
    padding: 15px 0;
    font-size: 17px;
  }

  .strip-footer {
    padding: 42px 0 34px;
  }

  .strip-footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .strip-footer nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 20px;
    padding-top: 4px;
  }

  .strip-footer nav a,
  .strip-footer-phone {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding-top: 0;
  }

  .strip-footer p,
  .strip-footer small {
    grid-column: 1;
    grid-row: auto;
    text-align: left;
  }

  .strip-mobile-sticky {
    position: fixed;
    z-index: 75;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(64px + env(safe-area-inset-bottom));
    padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
    transform: translateY(110%);
    border-top: 1px solid var(--border-dark);
    background: rgba(12, 11, 10, 0.98);
    opacity: 0;
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .strip-mobile-sticky.is-visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .strip-mobile-sticky a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 700;
  }

  .strip-mobile-sticky a:first-child {
    background: var(--color-orange);
    color: var(--strip-ink);
  }

  .strip-mobile-sticky a:last-child {
    border: 1px solid var(--border-dark);
    color: var(--text-on-dark);
  }
}

@media (max-width: 370px) {
  .strip-hero h1 {
    font-size: 31px;
  }

  .strip-hero-price strong {
    font-size: 35px;
  }

  .strip-result-head {
    align-items: flex-start;
  }

  .strip-result-empty strong,
  .strip-result-value strong {
    font-size: 35px;
  }

  .strip-dimensions-panel {
    grid-template-columns: 1fr;
  }

  .strip-multiply {
    display: none;
  }

  .strip-dimensions-total {
    grid-column: 1;
  }

  .strip-footer nav {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .strip-button,
  .strip-mobile-sticky {
    transition: none;
  }
}

/* Strip-foundation production adaptations */
.strip-extra-ledger span small {
  display: block;
  margin-top: 4px;
  color: var(--strip-muted);
  font-size: 14px;
  line-height: 1.4;
}

.strip-composition-note {
  margin: 18px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(20, 20, 20, 0.22);
  color: var(--strip-copy);
  font-size: 15px;
  line-height: 1.55;
}

.strip-length-panel {
  max-width: 540px;
  margin-top: 0;
}

.strip-known-length {
  max-width: 48ch;
  margin: 13px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 16px;
  line-height: 1.6;
}

.strip-unknown-length {
  max-width: 580px;
  margin-top: 34px;
  padding: 26px 28px 28px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: var(--surface-page-dark);
}

.strip-unknown-length h3 {
  margin: 0;
  font-size: 27px;
  font-weight: 600;
  line-height: 1.15;
}

.strip-unknown-length p {
  max-width: 47ch;
  margin: 10px 0 0;
  color: var(--text-on-dark-secondary);
  font-size: 16px;
  line-height: 1.6;
}

.strip-unknown-length .strip-button {
  margin-top: 18px;
}

.strip-result-reference {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 22px;
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  background: var(--surface-elevated-dark);
}

.strip-result-reference span {
  max-width: 30ch;
  color: var(--text-on-dark-secondary);
  font-size: 14px;
  line-height: 1.45;
}

.strip-result-reference strong {
  flex: none;
  color: var(--text-on-dark);
  font-size: 21px;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  white-space: nowrap;
}

.strip-result-note {
  margin: 15px 0 0;
  color: var(--text-on-dark-muted);
  font-size: 14px;
  line-height: 1.55;
}

.strip-structure h2 {
  max-width: 14ch;
}

.strip-system-notes {
  display: grid;
  gap: 20px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid rgba(20, 20, 20, 0.25);
}

.strip-system-notes article {
  position: relative;
  padding-left: 24px;
}

.strip-system-notes article::before {
  position: absolute;
  top: 4px;
  left: 0;
  width: 10px;
  height: 10px;
  border: 1px solid var(--strip-ink);
  background: var(--strip-ink);
  content: "";
}

.strip-system-notes article:last-child::before {
  background: transparent;
  border-style: dashed;
}

.strip-system-notes h3 {
  margin: 10px 0 0;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
}

.strip-system-notes article > p:last-child {
  margin: 5px 0 0;
  color: var(--strip-copy);
  font-size: 15px;
  line-height: 1.5;
}

.strip-foundation-system {
  grid-template-columns: minmax(300px, 1.05fr) minmax(280px, 0.95fr);
  gap: 30px;
}

.strip-section-visual {
  position: relative;
  min-height: 520px;
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid #c4b9a6;
  background: #fdfcf9;
}

.strip-section-ground,
.strip-section-base,
.strip-section-geotextile,
.strip-section-waterproofing,
.strip-section-foundation {
  position: absolute;
}

.strip-section-ground {
  right: 0;
  bottom: 0;
  left: 0;
  height: 32%;
  background: repeating-linear-gradient(45deg, #b4aa9b 0 1px, #c5bcaf 1px 20px);
}

.strip-section-base {
  right: 8%;
  bottom: 32%;
  left: 8%;
  height: 21%;
  border-top: 1px solid #8f867a;
  background: repeating-linear-gradient(135deg, #d0c8bc 0 2px, #ded7cd 2px 14px);
}

.strip-section-geotextile {
  right: 8%;
  bottom: 51%;
  left: 8%;
  height: 2px;
  border-top: 1px dashed #4a443c;
}

.strip-section-foundation {
  right: 25%;
  bottom: 48%;
  left: 25%;
  height: 40%;
  border-top: 4px solid var(--color-orange);
  background: #262321;
}

.strip-section-foundation::before,
.strip-section-foundation::after,
.strip-section-foundation span,
.strip-section-foundation i {
  position: absolute;
  right: 14%;
  left: 14%;
  height: 1px;
  background: #aaa195;
  content: "";
}

.strip-section-foundation::before {
  top: 23%;
}

.strip-section-foundation::after {
  bottom: 23%;
}

.strip-section-foundation span {
  top: 50%;
}

.strip-section-foundation i {
  top: 14%;
  right: auto;
  bottom: 14%;
  left: 24%;
  width: 1px;
  height: auto;
}

.strip-section-foundation b {
  position: absolute;
  top: 14%;
  right: 24%;
  bottom: 14%;
  width: 1px;
  background: #aaa195;
}

.strip-section-waterproofing {
  right: calc(25% - 4px);
  bottom: 48%;
  left: calc(25% - 4px);
  height: 40%;
  border-right: 1px dashed #141414;
  border-left: 1px dashed #141414;
}

.strip-permanent-ledger {
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--strip-ink);
  list-style: none;
}

.strip-permanent-ledger li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 17px 0;
  border-bottom: 1px solid rgba(20, 20, 20, 0.12);
}

.strip-permanent-ledger li:last-child {
  border-bottom-color: var(--strip-ink);
}

.strip-permanent-ledger > li > span {
  color: var(--strip-muted);
  font-family: "Onest", Arial, sans-serif;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.strip-permanent-ledger strong,
.strip-permanent-ledger small {
  display: block;
}

.strip-permanent-ledger strong {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
}

.strip-permanent-ledger small {
  margin-top: 4px;
  color: var(--strip-muted);
  font-size: 14px;
  line-height: 1.4;
}

.strip-stage-3,
.strip-stage-4,
.strip-stage-5 {
  grid-column: span 4;
}

.strip-stage-5 .strip-stage-copy > span {
  color: var(--text-on-dark);
  font-size: 42px;
}

.strip-stage-5 .strip-stage-media {
  min-height: 300px;
}

.strip-detail {
  padding: 0;
}

.strip-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px;
  align-items: center;
  min-height: 760px;
}

.strip-detail-media {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2px;
  align-self: stretch;
}

.strip-detail-primary {
  grid-column: 1 / -1;
  min-height: 500px;
  background: #d3c9b6;
  color: var(--strip-copy);
}

.strip-detail-secondary {
  grid-column: 7 / -1;
  min-height: 260px;
  background: #c2b7a6;
  color: var(--strip-copy);
}

.strip-detail-primary::before,
.strip-detail-secondary::before {
  border-color: rgba(20, 20, 20, 0.08);
}

.strip-detail-copy {
  padding-left: 0;
}

.strip-rescue-ledger a > span {
  display: grid;
  gap: 5px;
}

.strip-rescue-ledger a strong {
  font-size: 25px;
  font-weight: 600;
  line-height: 1.15;
}

.strip-rescue-ledger a small {
  color: var(--text-on-dark-muted);
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: 1.35;
}

.strip-next-house h3 + .strip-button {
  align-self: flex-start;
  margin-top: 30px;
}

@media (max-width: 1199px) {
  .strip-foundation-system {
    grid-template-columns: minmax(280px, 1fr) minmax(240px, 0.9fr);
  }

  .strip-section-visual {
    min-height: 470px;
  }
}

@media (max-width: 1099px) {
  .strip-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .strip-hero-copy {
    padding: 68px 0 52px;
  }

  .strip-hero h1 {
    max-width: none;
    font-size: 46px;
  }

  .strip-hero-lead {
    max-width: 58ch;
    font-size: 19px;
  }

  .strip-hero-media {
    min-height: 520px;
    margin: 0 calc(var(--shell-pad) * -1);
  }

  .strip-composition {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  .strip-composition-note {
    grid-column: 2;
  }

  .strip-process-story {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .strip-stage-1,
  .strip-stage-2,
  .strip-stage-3,
  .strip-stage-4 {
    grid-column: auto;
  }

  .strip-stage-5 {
    grid-column: 1 / -1;
  }

  .strip-detail-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 42px;
    min-height: 680px;
  }

  .strip-detail-primary {
    min-height: 430px;
  }

  .strip-detail-secondary {
    grid-column: 6 / -1;
    min-height: 220px;
  }
}

@media (max-width: 900px) {
  .strip-foundation-system {
    grid-template-columns: minmax(0, 1fr) minmax(270px, 0.75fr);
  }

  .strip-detail-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .strip-detail-media {
    margin: 0 calc(var(--shell-pad) * -1);
  }

  .strip-detail-copy {
    padding: 64px 0 72px;
  }
}

@media (max-width: 767px) {
  .strip-hero h1 {
    font-size: 33px;
  }

  .strip-hero-price {
    align-items: flex-start;
  }

  .strip-hero-price strong {
    font-size: 37px;
  }

  .strip-extra-ledger span small {
    font-size: 13px;
  }

  .strip-composition-note {
    margin-top: 14px;
    font-size: 14px;
  }

  .strip-length-panel {
    max-width: none;
  }

  .strip-known-length {
    font-size: 15px;
  }

  .strip-unknown-length {
    margin-top: 26px;
    padding: 22px 18px;
  }

  .strip-unknown-length h3 {
    font-size: 23px;
  }

  .strip-unknown-length p {
    font-size: 15px;
  }

  .strip-result-reference {
    display: grid;
    gap: 10px;
    padding: 15px 14px;
  }

  .strip-result-reference strong {
    font-size: 20px;
  }

  .strip-result-note {
    font-size: 13px;
  }

  .strip-system-notes {
    margin-top: 28px;
  }

  .strip-foundation-system {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .strip-section-visual {
    min-height: 400px;
  }

  .strip-permanent-ledger {
    margin-top: 0;
  }

  .strip-process-story {
    grid-template-columns: 1fr;
  }

  .strip-stage-5 {
    grid-column: auto;
  }

  .strip-stage-5 .strip-stage-copy > span {
    font-size: 25px;
  }

  .strip-stage-5 .strip-stage-media {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .strip-detail-media {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .strip-detail-primary,
  .strip-detail-secondary {
    grid-column: 1;
    min-height: 0;
  }

  .strip-detail-primary {
    aspect-ratio: 4 / 5;
  }

  .strip-detail-secondary {
    aspect-ratio: 4 / 3;
  }

  .strip-detail-copy {
    padding: 40px 0 62px;
  }

  .strip-rescue-ledger a > span {
    font-size: inherit;
  }

  .strip-rescue-ledger a strong {
    font-size: 20px;
  }

  .strip-rescue-ledger a small {
    font-size: 13px;
  }

  .strip-next-house h3 + .strip-button {
    align-self: stretch;
    margin-top: 20px;
  }
}

@media (max-width: 370px) {
  .strip-hero h1 {
    font-size: 30px;
  }

  .strip-hero-price strong,
  .strip-result-empty strong,
  .strip-result-value strong {
    font-size: 34px;
  }

  .strip-section-visual {
    min-height: 360px;
  }
}