:root {
  --op-bg: #f7f9fc;
  --op-surface: #ffffff;
  --op-text: #1a2233;
  --op-muted: #5f6b7c;
  --op-primary: #1f6feb;
  --op-primary-dark: #1558c0;
  --op-accent: #0ea57a;
  --op-border: #e4e9f2;
  --op-shadow: 0 12px 40px rgba(20, 40, 80, 0.08);
  --op-radius: 16px;
  --op-container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.op-theme {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, sans-serif;
  color: var(--op-text);
  background: var(--op-bg);
  line-height: 1.6;
}

body.op-theme a {
  color: var(--op-primary);
  text-decoration: none;
}

body.op-theme img {
  max-width: 100%;
  height: auto;
}

.op-container {
  width: min(100% - 32px, var(--op-container));
  margin-inline: auto;
}

.op-section {
  padding: 72px 0;
}

.op-section h2 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  line-height: 1.2;
}

.op-section__lead {
  max-width: 720px;
  margin: 0 0 32px;
  color: var(--op-muted);
  font-size: 1.05rem;
}

.op-eyebrow {
  margin: 0 0 12px;
  color: var(--op-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}

.op-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.op-btn--primary {
  background: var(--op-primary);
  color: #fff;
}

.op-btn--primary:hover {
  background: var(--op-primary-dark);
}

.op-btn--ghost {
  background: transparent;
  border-color: var(--op-border);
  color: var(--op-text);
}

.op-btn--block {
  width: 100%;
}

.op-topbar {
  background: #111827;
  color: #e5e7eb;
  font-size: 0.85rem;
}

.op-topbar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  padding: 6px 0;
}

.op-topbar a {
  color: #93c5fd;
  font-weight: 600;
}

.op-hero__price-link {
  display: inline-block;
  margin-left: 10px;
  font-size: 0.95rem;
  font-weight: 500;
}

.op-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--op-border);
}

.op-header__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 76px;
}

.op-logo {
  display: flex;
  flex-direction: column;
  color: inherit;
  min-width: 180px;
}

.op-logo__main {
  font-weight: 700;
  font-size: 1rem;
}

.op-logo__sub {
  color: var(--op-muted);
  font-size: 0.8rem;
}

.op-nav {
  display: flex;
  gap: 18px;
  flex: 1;
}

.op-nav a {
  color: var(--op-text);
  font-weight: 500;
}

.op-header__contacts {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.op-header__phone {
  font-weight: 700;
  color: var(--op-text);
}

.op-header__hours {
  color: var(--op-muted);
  font-size: 0.85rem;
}

.op-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.op-burger span {
  display: block;
  height: 2px;
  background: var(--op-text);
}

.op-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--op-border);
  background: #fff;
}

.op-mobile-nav.is-open {
  display: flex;
}

.op-hero {
  padding: 56px 0 72px;
  background: linear-gradient(180deg, #eef4ff 0%, var(--op-bg) 100%);
}

.op-hero__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: stretch;
}

.op-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
}

.op-hero__price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--op-primary);
  margin: 0 0 8px;
}

.op-hero__note,
.op-hero__channels {
  color: var(--op-muted);
}

.op-hero__actions,
.op-hero__channels {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.op-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.op-badge {
  background: #fff;
  border: 1px solid var(--op-border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 600;
}

.op-hero__card {
  background: var(--op-surface);
  border-radius: var(--op-radius);
  box-shadow: var(--op-shadow);
  padding: 28px;
}

.op-hero__card ul {
  padding-left: 18px;
  color: var(--op-muted);
}

.op-trust__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.op-stat {
  background: #fff;
  border-radius: var(--op-radius);
  padding: 24px;
  text-align: center;
  box-shadow: var(--op-shadow);
}

.op-stat__value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--op-primary);
}

.op-trust__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.op-trust__grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.op-contract-card {
  background: #fff;
  border-radius: var(--op-radius);
  padding: 24px;
  box-shadow: var(--op-shadow);
  border: 2px solid #dbe7ff;
}

.op-contract-card__badge {
  display: inline-block;
  background: #eef4ff;
  color: var(--op-primary);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 6px 10px;
  border-radius: 8px;
  margin-bottom: 12px;
}

.op-video__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.op-video__placeholder,
.op-video__embed {
  aspect-ratio: 16/9;
  background: #dbe7ff;
  border-radius: var(--op-radius);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.op-video__embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.op-ba-slider {
  position: relative;
  height: 100%;
  min-height: 180px;
}

.op-ba-slider__track {
  position: relative;
  height: 180px;
  overflow: hidden;
  border-radius: var(--op-radius) var(--op-radius) 0 0;
}

.op-ba-slider__slide {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
}

.op-ba-slider__slide--before {
  background: linear-gradient(135deg, #6b7280, #9ca3af);
  clip-path: inset(0 50% 0 0);
}

.op-ba-slider__slide--after {
  background: linear-gradient(135deg, #1f6feb, #0ea57a);
}

.op-ba-slider input[type='range'] {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 10px;
  width: calc(100% - 16px);
  z-index: 2;
}

.op-case__savings {
  color: var(--op-accent);
  font-weight: 700;
}

.op-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.op-blog-card {
  background: #fff;
  border-radius: var(--op-radius);
  padding: 24px;
  box-shadow: var(--op-shadow);
}

.op-blog-card h2 {
  font-size: 1.15rem;
  margin: 0 0 10px;
}

.op-link {
  font-weight: 600;
}

.op-article__inner {
  max-width: 760px;
}

.op-article__content h2 {
  margin-top: 28px;
}

.op-partners {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.op-partners span {
  background: #fff;
  border: 1px solid var(--op-border);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.85rem;
}

.op-trust__placeholder,
.op-info-card {
  background: #fff;
  border-radius: var(--op-radius);
  padding: 24px;
  box-shadow: var(--op-shadow);
}

.op-pain__grid,
.op-advantages__grid,
.op-cases__grid,
.op-reviews__grid,
.op-process__grid,
.op-gifts__grid,
.op-sills-grid {
  display: grid;
  gap: 20px;
}

.op-pain__grid {
  grid-template-columns: repeat(2, 1fr);
}

.op-pain__item,
.op-advantage,
.op-case,
.op-review,
.op-step,
.op-gift,
.op-sill-card {
  background: #fff;
  border-radius: var(--op-radius);
  box-shadow: var(--op-shadow);
}

.op-pain__item {
  padding: 20px;
  font-weight: 600;
}

.op-advantages__grid {
  grid-template-columns: repeat(3, 1fr);
}

.op-advantage,
.op-step,
.op-gift,
.op-sill-card {
  padding: 24px;
}

.op-advantage__num,
.op-step__num {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #eef4ff;
  color: var(--op-primary);
  font-weight: 700;
  margin-bottom: 12px;
}

.op-cases__grid,
.op-reviews__grid {
  grid-template-columns: repeat(2, 1fr);
}

.op-case__media {
  aspect-ratio: 16/10;
  background: #dbe7ff;
  border-radius: var(--op-radius) var(--op-radius) 0 0;
  display: grid;
  place-items: center;
}

.op-case__placeholder {
  color: var(--op-muted);
  font-weight: 600;
}

.op-case__body {
  padding: 20px;
}

.op-case__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  color: var(--op-muted);
  font-size: 0.9rem;
}

.op-calculator__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.op-calculator__form,
.op-calculator__result,
.op-lead-form label {
  display: grid;
  gap: 14px;
}

.op-calculator__form label,
.op-lead-form label {
  font-weight: 600;
}

.op-calculator__form input,
.op-calculator__form select,
.op-lead-form input {
  width: 100%;
  margin-top: 6px;
  padding: 12px 14px;
  border: 1px solid var(--op-border);
  border-radius: 10px;
  font: inherit;
}

.op-calculator__result {
  background: #fff;
  border-radius: var(--op-radius);
  padding: 28px;
  box-shadow: var(--op-shadow);
}

.op-calculator__sum {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--op-primary);
}

.op-calculator__breakdown {
  color: var(--op-muted);
}

.op-table-wrap {
  overflow-x: auto;
  background: #fff;
  border-radius: var(--op-radius);
  box-shadow: var(--op-shadow);
}

.op-table {
  width: 100%;
  border-collapse: collapse;
}

.op-table th,
.op-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--op-border);
  text-align: left;
}

.op-table th {
  background: #f3f7ff;
}

.op-highlight {
  background: #eef9f4;
  font-weight: 600;
}

.op-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.op-checklist li::before {
  content: "✓ ";
  color: var(--op-accent);
  font-weight: 700;
}

.op-process__grid {
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 24px;
}

.op-gifts__grid {
  grid-template-columns: repeat(3, 1fr);
}

.op-gift__value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--op-accent);
}

.op-review {
  padding: 22px;
}

.op-review__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.op-review__contract {
  display: inline-block;
  margin-top: 12px;
  color: var(--op-muted);
  font-size: 0.85rem;
}

.op-cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(135deg, #1f6feb, #0ea57a);
  color: #fff;
  border-radius: calc(var(--op-radius) + 4px);
  padding: 32px;
}

.op-cta-banner__inner p {
  margin: 0;
  opacity: 0.92;
}

.op-page-hero {
  padding: 48px 0 24px;
}

.op-two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}

.op-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.op-filter {
  border: 1px solid var(--op-border);
  background: #fff;
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
}

.op-filter.is-active {
  background: var(--op-primary);
  border-color: var(--op-primary);
  color: #fff;
}

.op-footer {
  background: #111827;
  color: #d1d5db;
  padding: 48px 0 24px;
  margin-top: 40px;
}

.op-footer a {
  color: #fff;
}

.op-footer__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.op-footer__grid a,
.op-footer__grid p {
  display: block;
  margin: 0 0 8px;
}

.op-footer__brand,
.op-footer__title {
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.op-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
}

.op-sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  display: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.98);
  border-top: 1px solid var(--op-border);
}

.op-sticky-cta__btn {
  display: grid;
  place-items: center;
  padding: 10px 8px;
  border-radius: 10px;
  background: var(--op-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
}

.op-sticky-cta__btn--wa {
  background: #25d366;
}

.op-sticky-cta__btn--max {
  background: #6c3ce0;
}

.op-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
}

.op-modal[hidden] {
  display: none;
}

.op-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 20, 40, 0.55);
}

.op-modal__dialog {
  position: relative;
  width: min(92vw, 480px);
  max-height: 90vh;
  overflow: auto;
  background: #fff;
  border-radius: var(--op-radius);
  padding: 28px;
  box-shadow: var(--op-shadow);
}

.op-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  border: 0;
  background: transparent;
  font-size: 1.6rem;
  cursor: pointer;
}

.op-checkbox {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 400;
}

.op-form-message {
  margin: 0;
  font-weight: 600;
}

.op-form-message.is-success {
  color: var(--op-accent);
}

.op-form-message.is-error {
  color: #d92d20;
}

.op-case.is-hidden {
  display: none;
}

@media (max-width: 1024px) {
  .op-trust__grid--3,
  .op-video__grid,
  .op-blog-grid {
    grid-template-columns: 1fr;
  }

  .op-nav,
  .op-header__contacts,
  .op-header__cta {
    display: none;
  }

  .op-burger {
    display: inline-flex;
    margin-left: auto;
  }

  .op-hero__grid,
  .op-trust__grid,
  .op-calculator__grid,
  .op-two-col,
  .op-advantages__grid,
  .op-process__grid {
    grid-template-columns: 1fr 1fr;
  }

  .op-trust__stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .op-section {
    padding: 56px 0;
  }

  .op-hero__grid,
  .op-trust__grid,
  .op-calculator__grid,
  .op-two-col,
  .op-pain__grid,
  .op-advantages__grid,
  .op-cases__grid,
  .op-reviews__grid,
  .op-process__grid,
  .op-gifts__grid,
  .op-footer__grid,
  .op-trust__stats {
    grid-template-columns: 1fr;
  }

  .op-cta-banner__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .op-sticky-cta {
    display: grid;
  }

  body.op-theme {
    padding-bottom: 72px;
  }
}