/* /offer/ document center — scoped only */

.offer-page .offer-hero {
  padding: 2.75rem 0 1.75rem;
  border-bottom: 1px solid var(--border);
}

.offer-page .offer-hero .eyebrow {
  margin-bottom: 0.85rem;
}

.offer-page .offer-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.8vw, 2.55rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.12;
  max-width: 18ch;
}

.offer-page .offer-hero .lead {
  margin-top: 1.05rem;
  max-width: 46rem;
}

/* Mode switch */
.offer-page .offer-modes {
  padding: 1.25rem 0 0;
}

.offer-page .mode-switch {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.offer-page .mode-switch__btn {
  appearance: none;
  margin: 0;
  min-height: 54px;
  height: auto;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
  cursor: pointer;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease);
}

.offer-page .mode-switch__btn:hover {
  border-color: rgba(212, 175, 55, 0.45);
}

.offer-page .mode-switch__btn[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #121316;
}

.offer-page .mode-panel {
  padding: 2.25rem 0 3rem;
}

.offer-page .mode-panel[hidden] {
  display: none !important;
}

.offer-page .mode-intro {
  margin-bottom: 2rem;
  max-width: 46rem;
}

.offer-page .mode-intro h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.8vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.offer-page .mode-intro .lead {
  margin-top: 0.85rem;
}

.offer-page .mode-intro .doc-meta {
  margin-top: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.98rem;
}

/* Simple editorial sequence */
.offer-page .simple-seq {
  display: grid;
  gap: 0;
  max-width: 52rem;
}

.offer-page .simple-item {
  padding: 1.55rem 0 1.65rem;
  border-top: 1px solid var(--border);
}

.offer-page .simple-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.offer-page .simple-item__eyebrow {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.offer-page .simple-item__num {
  color: var(--accent);
  margin-right: 0.45rem;
}

.offer-page .simple-item__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.offer-page .simple-item__body {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 65ch;
}

.offer-page .simple-sides {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-top: 1.15rem;
}

.offer-page .simple-side {
  min-width: 0;
  padding: 0.85rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.offer-page .simple-side__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.offer-page .simple-side p {
  margin: 0;
  color: var(--text-primary);
  font-size: 0.98rem;
  line-height: 1.5;
}

.offer-page .simple-divider {
  height: 1px;
  margin: 0.75rem 0;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.35), transparent);
}

.offer-page .simple-item__link {
  margin: 1rem 0 0;
}

.offer-page .text-cta {
  appearance: none;
  border: 0;
  background: none;
  padding: 0;
  color: var(--accent);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.offer-page .simple-disclaimer {
  margin-top: 2.25rem;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--border);
  max-width: 52rem;
}

.offer-page .simple-disclaimer p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.6;
}

.offer-page .simple-disclaimer__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.15rem;
}

/* Document layout */
.offer-page .doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: start;
}

.offer-page .final-grid,
.offer-page .final-grid > *,
.offer-page .lead-form {
  min-width: 0;
}

@media (min-width: 981px) {
  .offer-page .final-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  }
}

.offer-page .doc-nav__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.12rem;
}

.offer-page .doc-nav__list a {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  column-gap: 0.65rem;
  align-items: start;
  padding: 0.5rem 0.55rem;
  text-decoration: none;
  color: var(--text-secondary);
  border-left: 2px solid transparent;
  box-sizing: border-box;
  min-height: 44px;
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease), background 0.15s var(--ease);
}

.offer-page .doc-nav__list a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.offer-page .doc-nav__list a.is-active {
  color: var(--text-primary);
  border-left-color: var(--accent);
  background: var(--accent-soft);
}

.offer-page .doc-nav__num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  line-height: 1.45;
  padding-top: 0.1rem;
}

.offer-page .doc-nav__title {
  font-size: 0.88rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.offer-page .doc-read {
  min-width: 0;
  max-width: min(72ch, 46rem);
}

.offer-page .doc-mast {
  margin-bottom: 1.25rem;
}

.offer-page .doc-mast__line {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  text-transform: uppercase;
}

.offer-page .doc-meta {
  margin: 0 0 1.25rem;
  color: var(--text-secondary);
}

.offer-page .doc-section {
  padding: 1.25rem 0 1.35rem;
  border-top: 1px solid var(--border);
  scroll-margin-top: calc(var(--header-h) + 1.25rem);
}

.offer-page .doc-section__h {
  scroll-margin-top: calc(var(--header-h) + 1.25rem);
}

.offer-page .doc-section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.offer-page .doc-section__h {
  margin: 0 0 0.85rem;
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: 0.75rem;
  align-items: start;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.offer-page .doc-section__num {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  line-height: 1.6;
  padding-top: 0.12rem;
}

.offer-page .doc-section__title {
  overflow-wrap: anywhere;
}

.offer-page .doc-section__body p,
.offer-page .doc-read > p {
  margin: 0 0 0.75rem;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.offer-page .doc-section__body p:last-child {
  margin-bottom: 0;
}

.offer-page .cf {
  display: inline;
  border-bottom: 1px solid rgba(212, 175, 55, 0.45);
  color: var(--text-primary);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.offer-page .cf.is-filled {
  border-bottom-color: var(--accent);
}

.offer-page .cf-box {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--text-primary);
}

.offer-page .cf-check-line {
  margin: 0.2rem 0 !important;
}

.offer-page .req-h {
  margin: 0 0 0.65rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.offer-page .requisites,
.offer-page .sign-block {
  margin-top: 1.25rem;
  break-inside: avoid;
}

.offer-page .doc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

/* Contract sub-controls */
.offer-page .contract-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.offer-page .contract-actions__btn {
  appearance: none;
  min-height: 48px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 650;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
}

.offer-page .contract-actions__btn.is-active,
.offer-page .contract-actions__btn[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #121316;
}

.offer-page .contract-view[hidden] {
  display: none !important;
}

.offer-page .builder-note {
  margin: 0 0 1.15rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  max-width: 46rem;
}

.offer-page .builder-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: start;
}

.offer-page .builder-form {
  min-width: 0;
  display: grid;
  gap: 1.25rem;
}

.offer-page .builder-form fieldset {
  margin: 0;
  padding: 1rem 0 0;
  border: 0;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.85rem;
}

.offer-page .builder-form legend {
  padding: 0;
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.offer-page .builder-form .field {
  min-width: 0;
}

.offer-page .builder-form label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.offer-page .builder-form .opt {
  opacity: 0.7;
  font-size: 0.82em;
}

.offer-page .builder-form input,
.offer-page .builder-form select,
.offer-page .builder-form textarea {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.25);
  color: var(--text-primary);
  font: inherit;
}

.offer-page .builder-form textarea {
  min-height: 4.5rem;
  resize: vertical;
}

.offer-page .builder-form [hidden],
.offer-page .builder-form [data-show-when-type][hidden],
.offer-page .builder-form [data-show-when-tariff][hidden],
.offer-page .builder-form [data-show-when-payment][hidden],
.offer-page .builder-form [data-show-when-storage][hidden] {
  display: none !important;
}

.offer-page .builder-preview__label {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.offer-page .doc-read--preview {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.015);
  max-width: none;
}

.offer-page .builder-form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Tablet */
@media (min-width: 768px) {
  .offer-page .mode-switch {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.65rem;
  }

  .offer-page .mode-switch__btn {
    min-height: 58px;
    font-size: 0.84rem;
    padding: 0.75rem 0.65rem;
  }

  .offer-page .simple-sides {
    grid-template-columns: 1fr 1fr;
    column-gap: 1.5rem;
  }

  .offer-page .simple-side {
    border-top: 0;
    padding-top: 0;
  }

  .offer-page .simple-side--us {
    padding-right: 1rem;
    border-right: 1px solid var(--border);
  }

  .offer-page .contract-actions {
    grid-template-columns: repeat(3, 1fr);
  }

  .offer-page .doc-nav__list {
    grid-template-columns: 1fr 1fr;
    column-gap: 0.75rem;
  }
}

/* Desktop ≥1280 */
@media (min-width: 1280px) {
  .offer-page .mode-switch__btn {
    min-height: 60px;
    font-size: 0.9rem;
  }

  .offer-page .doc-layout {
    grid-template-columns: minmax(240px, 260px) minmax(0, 46rem);
    column-gap: clamp(3.5rem, 4.5vw, 4rem);
    justify-content: start;
  }

  .offer-page .doc-nav {
    position: sticky;
    top: calc(var(--header-h) + 1rem);
    max-height: calc(100vh - var(--header-h) - 2rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .offer-page .doc-nav__list {
    grid-template-columns: 1fr;
  }

  .offer-page .doc-nav__list a {
    min-height: 0;
    padding: 0.4rem 0.5rem;
  }

  .offer-page .builder-layout {
    grid-template-columns: minmax(280px, 38%) minmax(0, 1fr);
    column-gap: 2rem;
  }

  .offer-page .doc-read--preview {
    max-width: min(72ch, 46rem);
  }
}

@media (min-width: 1280px) and (max-width: 1439px) {
  /* Prefer sequential if reading width would suffer */
  .offer-page .builder-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1279px) {
  .offer-page .doc-nav {
    position: static;
    max-height: none;
    overflow: visible;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 720px) {
  .offer-page .offer-hero {
    padding-top: 1.75rem;
    padding-bottom: 1.35rem;
  }

  .offer-page .offer-hero h1 {
    max-width: none;
  }

  .offer-page .mode-panel {
    padding-bottom: calc(2rem + 72px);
  }

  .offer-page .mode-switch__btn {
    min-height: 52px;
    font-size: 0.82rem;
  }

  .offer-page .simple-disclaimer__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .offer-page .simple-disclaimer__cta .btn {
    width: 100%;
  }
}

/* Print */
@media print {
  @page {
    size: A4;
    margin: 16mm 14mm;
  }

  body.offer-page {
    background: #fff !important;
    color: #000 !important;
  }

  .offer-page .site-header,
  .offer-page .site-footer,
  .offer-page .offer-hero,
  .offer-page .offer-modes,
  .offer-page .mode-switch,
  .offer-page .mode-intro,
  .offer-page .contract-actions,
  .offer-page .builder-form,
  .offer-page .builder-note,
  .offer-page .builder-preview__label,
  .offer-page .doc-nav,
  .offer-page .doc-actions,
  .offer-page .screen-only,
  .offer-page .sticky-mobile,
  .offer-page #contact,
  .offer-page .skip-link,
  .offer-page .simple-disclaimer__cta,
  .offer-page [data-mode-panel="simple"] {
    display: none !important;
  }

  .offer-page .mode-panel[hidden] {
    display: none !important;
  }

  .offer-page body.print-offer [data-mode-panel="legal"],
  body.print-offer .offer-page [data-mode-panel="legal"],
  body.print-offer [data-mode-panel="legal"] {
    display: block !important;
  }

  body.print-offer [data-mode-panel="contract"],
  body.print-contract [data-mode-panel="simple"],
  body.print-contract [data-mode-panel="legal"] {
    display: none !important;
  }

  body.print-contract [data-mode-panel="contract"] {
    display: block !important;
  }

  body.print-contract.print-blank .builder-layout,
  body.print-contract:not(.print-from-builder) .builder-layout {
    display: none !important;
  }

  body.print-contract.print-from-builder [data-contract-panel="read"] {
    display: none !important;
  }

  body.print-contract.print-from-builder [data-contract-panel="fill"] {
    display: block !important;
  }

  body.print-contract.print-from-builder .builder-layout {
    display: block !important;
  }

  body.print-contract.print-from-builder .builder-preview {
    display: block !important;
  }

  body.print-contract:not(.print-from-builder) [data-contract-panel="fill"] {
    display: none !important;
  }

  body.print-contract:not(.print-from-builder) [data-contract-panel="read"] {
    display: block !important;
  }

  .offer-page .doc-layout {
    display: block !important;
  }

  .offer-page .doc-read,
  .offer-page .doc-read--preview {
    max-width: none !important;
    color: #000 !important;
    border: 0 !important;
    background: #fff !important;
    padding: 0 !important;
  }

  .offer-page .doc-section__body p,
  .offer-page .doc-read > p,
  .offer-page .doc-section__title,
  .offer-page .doc-mast__line {
    color: #000 !important;
  }

  .offer-page .doc-section__num,
  .offer-page .req-h,
  .offer-page .cf {
    color: #222 !important;
    border-bottom-color: #999 !important;
  }

  .offer-page .doc-section {
    border-top-color: #ddd !important;
    break-inside: auto;
  }

  .offer-page .sign-block,
  .offer-page .requisites {
    break-inside: avoid;
  }

  .offer-page a[href]::after {
    content: none !important;
  }
}