/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--c-bg);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(201, 168, 76, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 20% 80%, rgba(201, 168, 76, 0.03) 0%, transparent 60%);
  pointer-events: none;
}

/* Decorative film-grain texture via SVG filter */
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

.hero__inner {
  position: relative;
  width: var(--container);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-block: 2.5rem 4rem;
}

@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr 1.25fr;
    column-gap: 4rem;
    row-gap: 2rem;
    align-items: stretch;
    padding-block: 4rem 6rem;
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  justify-content: center;
}

.hero__kicker {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-top: 1.5rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.75rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--c-text);
  text-align: left;
}

.hero__title em {
  font-style: italic;
  color: var(--c-accent);
}

.hero__title-line {
  white-space: nowrap;
}

.hero__desc {
  font-size: 1.25rem;
  color: var(--c-text-muted);
  max-width: 44ch;
  line-height: 1.7;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-top: 0.5rem;
}

.hero__note {
  font-size: 0.8125rem;
  color: var(--c-text-dim);
}

/* Hero visual — before/after slider as main anchor */
.hero__visual {
  position: relative;
}

.hero__slider-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 0 0 1px var(--c-border),
    0 24px 80px rgba(0,0,0,0.6);
  aspect-ratio: 4/3;
  background-color: var(--c-bg-surface);
}

/* ─── How it works ───────────────────────────────────────────────────────── */
.how-it-works {
  background-color: var(--c-bg-surface);
}

.how-it-works__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 1.75rem;
  left: calc(10% + 1.75rem);
  right: calc(10% + 1.75rem);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--c-border) 20%, var(--c-border) 80%, transparent);
}

@media (max-width: 700px) {
  .steps { grid-template-columns: 1fr; gap: 2rem; }
  .steps::before { display: none; }
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  padding: 0 1rem;
}

.step__num {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  border: 1px solid var(--c-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--c-accent);
  background-color: var(--c-bg-surface);
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.step__title {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--c-text);
}

.step__desc {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  max-width: 18ch;
  margin: 0 auto;
}

/* ─── Before/After gallery ───────────────────────────────────────────────── */
.gallery__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.gallery__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 700px) {
  .gallery__grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

/* ─── Before/After slider ────────────────────────────────────────────────── */
.ba-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: ew-resize;
  background-color: var(--c-bg-raised);
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

/* Классы стоят на <picture>-обёртке (не на <img>), чтобы WebP-fallback
   через <source> не ломал layout: <picture> по умолчанию display:inline
   и не наследует object-fit. Геометрия задаётся на picture, <img> внутри
   просто заполняет всю обёртку через 100%/100% + object-fit: cover. */
.ba-slider__before,
.ba-slider__after {
  display: block;
  width: 100%;
  aspect-ratio: 4/3;
}

.ba-slider__before > img,
.ba-slider__after > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-slider__before {
  position: relative;
  z-index: 1;
}

.ba-slider__after {
  position: absolute;
  inset: 0;
  z-index: 2;
  clip-path: inset(0 50% 0 0);
}

.ba-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background-color: var(--c-accent);
  z-index: 3;
  transform: translateX(-50%);
}

.ba-slider__handle::before,
.ba-slider__handle::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--c-accent);
  border: 2px solid var(--c-bg);
}

.ba-slider__handle::before { top: 50%; transform: translate(-50%, -50%); }
.ba-slider__handle::after { display: none; }

.ba-slider__label {
  position: absolute;
  bottom: 0.75rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text);
  background-color: rgba(0,0,0,0.55);
  padding: 0.2em 0.6em;
  border-radius: var(--radius-sm);
  z-index: 4;
  pointer-events: none;
}

.ba-slider__label--before { left: 0.75rem; }
.ba-slider__label--after  { right: 0.75rem; z-index: 5; }

/* Placeholder when no image supplied */
.ba-placeholder {
  aspect-ratio: 4/3;
  background-color: var(--c-bg-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-dim);
  font-size: 0.8125rem;
  border-radius: var(--radius-md);
  border: 1px dashed var(--c-border);
}

/* ─── Features ───────────────────────────────────────────────────────────── */
.features {
  background-color: var(--c-bg-surface);
}

.features__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--c-bg-raised);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color var(--t-normal);
}

.feature-card:hover {
  border-color: var(--c-accent-dim);
}

.feature-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--c-accent);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--c-text);
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--c-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* ─── Pricing ────────────────────────────────────────────────────────────── */
.pricing__header {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.pricing__subtitle {
  font-size: 1rem;
  color: var(--c-text-muted);
  margin: 0.5rem auto 0;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  max-width: 760px;
  margin-inline: auto;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem 1.75rem;
  background: rgba(255 255 255 / 0.04);
  border: 1px solid rgba(255 255 255 / 0.1);
  border-radius: var(--radius-lg);
  text-align: center;
}

.pricing-card--featured {
  border-color: var(--c-accent);
  background: color-mix(in srgb, var(--c-accent) 8%, transparent);
}

.pricing-card__badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-bg);
  background: var(--c-accent);
  border-radius: 999px;
}

.pricing-card__kicker {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}

.pricing-card__amount {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6vw, 4rem);
  font-weight: 400;
  color: var(--c-accent);
  line-height: 1;
}

.pricing-card__amount sup {
  font-size: 0.4em;
  vertical-align: super;
  color: var(--c-text-muted);
}

.pricing-card__old {
  display: block;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--c-text-dim);
  text-decoration: line-through;
  margin-bottom: 0.25rem;
}

.pricing-card__unit {
  font-size: 0.9375rem;
  color: var(--c-text-muted);
  margin-top: -0.5rem;
}

.pricing-card__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
  font-size: 0.9375rem;
  color: var(--c-text-dim);
}

.pricing-card__features li {
  position: relative;
  padding-left: 1.5rem;
}

.pricing-card__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--c-accent);
}

.pricing-card__cta {
  margin-top: auto;
}

.pricing__trust {
  margin: 2rem auto 0;
  max-width: none;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--c-text-dim);
}

@media (max-width: 640px) {
  .pricing-cards {
    grid-template-columns: minmax(0, 1fr);
    max-width: 420px;
  }
}

/* ─── FAQ ────────────────────────────────────────────────────────────────── */
.faq__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.faq__list {
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--c-border);
}

.faq__item {
  border-bottom: 1px solid var(--c-border);
}

.faq__item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text);
  transition: color var(--t-fast);
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item summary:hover { color: var(--c-accent); }

.faq__item details[open] summary { color: var(--c-accent); }

.faq__chevron {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--t-normal);
  color: var(--c-text-muted);
}

.faq__item details[open] .faq__chevron {
  transform: rotate(180deg);
}

.faq__answer {
  padding-bottom: 1.25rem;
  color: var(--c-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 62ch;
}