/* ==========================================================================
   Main Stylesheet — Майстер Марк
   ========================================================================== */

/* ---------- Base typography ---------- */
body {
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: var(--lh-body);
  letter-spacing: var(--ls-body);
}

h1, .h1 {
  font-size: var(--fs-h1);
  line-height: var(--lh-h1);
  letter-spacing: var(--ls-h1);
  font-weight: 400;
  color: var(--color-text-1);
}

h2, .h2 {
  font-size: var(--fs-h2);
  line-height: var(--lh-h2);
  letter-spacing: var(--ls-h2);
  font-weight: 400;
  color: var(--color-text-1);
}

h3, .h3 {
  font-size: var(--fs-h3);
  line-height: var(--lh-h3);
  letter-spacing: var(--ls-h3);
  font-weight: 425;
  color: var(--color-text-1);
}

h4, .h4 {
  font-size: var(--fs-h4);
  line-height: var(--lh-h4);
  letter-spacing: var(--ls-h4);
  font-weight: 425;
  color: var(--color-text-1);
}

.text-body-lg { font-size: var(--fs-body-lg); line-height: var(--lh-body); }
.text-body    { font-size: var(--fs-body);    line-height: var(--lh-body); }
.text-body-sm { font-size: var(--fs-body-sm); line-height: var(--lh-body); }
.text-caption { font-size: var(--fs-caption); line-height: var(--lh-body); color: var(--color-text-2); }
.text-small   { font-size: var(--fs-small);   line-height: var(--lh-body); color: var(--color-text-3); }
.text-micro   {
  font-size: var(--fs-micro);
  line-height: 1.30;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  font-weight: 500;
  color: var(--color-text-3);
}

.text-mono {
  font-family: var(--font-mono);
}

.text-secondary { color: var(--color-text-2); }
.text-tertiary  { color: var(--color-text-3); }
.text-accent    { color: var(--color-cta); }
.text-blue      { color: var(--color-blue); }

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
}

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter-mobile);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--gutter-desktop); }
}

.section {
  padding-block: clamp(48px, 8vw, 120px);
  position: relative;
}

.section--tight { padding-block: clamp(32px, 5vw, 80px); }

.section__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  margin-bottom: clamp(40px, 5vw, 80px);
  max-width: 720px;
}

.section__head--center {
  align-items: center;
  text-align: center;
  margin-inline: auto;
}

.section__head-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-7);
  margin-bottom: clamp(40px, 5vw, 80px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  font-weight: 600;
  color: var(--color-bg);
  background: var(--color-text-1);
  padding: var(--space-5) var(--space-7);
  border-radius: var(--radius-pill);
  width: fit-content;
}

.eyebrow--dark {
  background: var(--color-white);
  color: var(--color-text-1);
}

.eyebrow--ghost {
  background: transparent;
  color: var(--color-text-3);
  padding-left: 0;
  padding-right: 0;
}

.eyebrow__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 8px var(--color-green);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  padding: 14px 24px;
  font-family: var(--font-display);
  font-size: var(--fs-body);
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-align: center;
  transition: background-color var(--t-base), color var(--t-base),
              border-color var(--t-base), transform var(--t-fast);
  min-height: 48px;
  text-decoration: none;
  user-select: none;
}

.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--color-cta);
  color: var(--color-white);
  border-color: var(--color-cta);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-cta-hover);
  border-color: var(--color-cta-hover);
  color: var(--color-white);
}

.btn--secondary {
  background: var(--color-bg);
  color: var(--color-text-1);
  border-color: var(--color-border-visible);
}
.btn--secondary:hover,
.btn--secondary:focus-visible {
  background: var(--color-blue);
  color: var(--color-white);
  border-color: var(--color-blue);
}

.btn--white {
  background: var(--color-text-1);
  color: var(--color-bg);
  border-color: var(--color-text-1);
}
.btn--white:hover,
.btn--white:focus-visible {
  background: var(--color-blue);
  color: var(--color-white);
  border-color: var(--color-blue);
}

.btn--ghost {
  background: var(--color-surface);
  color: var(--color-text-2);
  border-color: var(--color-border-subtle);
  padding: 10px 16px;
  min-height: 40px;
  font-size: var(--fs-body-sm);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: var(--color-blue);
  color: var(--color-white);
  border-color: var(--color-blue);
}

.btn--lg { padding: 18px 32px; font-size: var(--fs-body-lg); min-height: 56px; }
.btn--block { width: 100%; }

.btn__arrow {
  display: inline-block;
  transition: transform var(--t-base);
}
.btn:hover .btn__arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.header__inner {
  display: flex;
  align-items: center;
  height: var(--header-height);
  gap: var(--space-7);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-text-1);
  letter-spacing: -0.01em;
  text-decoration: none;
  min-width: 0;
  flex-shrink: 1;
}

.brand__mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: block;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.1;
  min-width: 0;
  overflow: hidden;
}

.brand__name {
  color: var(--color-text-1);
  font-size: 1rem;
  font-weight: 500;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand__name-accent {
  color: var(--color-cta);
}

.brand__tag {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-3);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 480px) {
  .brand__text {
    display: flex;
    gap: 2px;
  }
  .brand__name {
    font-size: 0.8125rem;
  }
  .brand__tag {
    display: block;
    font-size: 0.5rem;
  }
}

.nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
  margin-left: auto;
}

.nav__link {
  font-size: var(--fs-body-sm);
  color: var(--color-text-2);
  transition: color var(--t-base);
  padding: var(--space-4) 0;
}
.nav__link {
  color: var(--color-text-2);
}
.nav__link:hover,
.nav__link:focus-visible { color: var(--color-blue); }

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: auto;
}

.header__cta {
  display: none;
  font-size: var(--fs-body-sm);
  padding: 10px 18px;
  min-height: 40px;
}

.header__phone {
  display: none;
  font-family: var(--font-mono);
  font-size: var(--fs-body-sm);
  font-weight: 500;
  color: var(--color-cta);
  text-decoration: none;
  white-space: nowrap;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  transition: color var(--t-base);
}
.header__phone:hover,
.header__phone:focus-visible {
  color: var(--color-blue);
}

.burger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-sm);
  color: var(--color-text-1);
}

.burger__icon {
  width: 18px;
  height: 12px;
  position: relative;
}
.burger__icon span {
  display: block;
  position: absolute;
  height: 2px;
  width: 100%;
  background: currentColor;
  transition: transform var(--t-base), opacity var(--t-base);
}
.burger__icon span:nth-child(1) { top: 0; }
.burger__icon span:nth-child(2) { top: 5px; }
.burger__icon span:nth-child(3) { top: 10px; }

.burger[aria-expanded="true"] .burger__icon span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}
.burger[aria-expanded="true"] .burger__icon span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] .burger__icon span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

@media (min-width: 1100px) {
  .header {
    position: sticky;
    left: auto;
    right: auto;
  }
  .nav { display: flex; }
  .header__phone { display: inline-block; }
  .burger { display: none; }
}

/* ---------- Mobile menu overlay ---------- */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  left: auto;
  width: 100%;
  max-width: 100vw;
  background: var(--color-bg);
  z-index: 99;
  padding: var(--space-9) var(--gutter-mobile);
  transform: translateX(100%);
  transition: transform var(--t-slow);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  border-left: 1px solid var(--color-border-subtle);
  contain: layout style;
}

.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu__link {
  display: block;
  padding: var(--space-6) 0;
  font-size: var(--fs-h4);
  color: var(--color-text-1);
  border-bottom: 1px solid var(--color-border-subtle);
  transition: color var(--t-base);
}
.mobile-menu__link:hover { color: var(--color-blue); }

.mobile-menu__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

/* ---------- Hero: full-bleed photo + centered text overlay ---------- */
.hero {
  position: relative;
  min-height: calc(100vh - 64px);
  min-height: calc(100dvh - 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

/* Photo: absolute fill of hero */
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  background: var(--color-surface);
}

/* Radial soft-glow overlay (left bright → right transparent, master visible) */
.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 25% 55%,
    rgba(255, 255, 255, 0.92) 0%,
    rgba(255, 255, 255, 0.62) 30%,
    rgba(255, 255, 255, 0.12) 65%,
    rgba(255, 255, 255, 0.00) 90%);
  pointer-events: none;
}

.hero__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% 25%;
  display: block;
  filter: brightness(0.95) contrast(1.05);
}

/* Text container, поверх фото */
.hero > .container {
  position: relative;
  z-index: 1;
  width: 100%;
}

/* Text block — звужене, притиснуте ліворуч */
.hero__inner {
  max-width: 600px;
  margin-inline: 0;
  text-align: left;
  display: block;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
}

.hero__title {
  font-size: clamp(1.75rem, 3.5vw + 0.5rem, 4.5rem);
  line-height: var(--lh-display);
  letter-spacing: var(--ls-display);
  font-weight: 400;
  color: var(--color-text-1);
  text-shadow:
    0 1px 2px rgba(255, 255, 255, 0.9),
    0 0 16px rgba(255, 255, 255, 0.5),
    0 0 1px rgba(0, 0, 0, 0.15);
}

.hero__title-accent {
  display: inline-block;
  color: var(--color-cta);
}

.hero__sub {
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--color-text-2);
  max-width: 56ch;
  text-shadow:
    0 1px 2px rgba(255, 255, 255, 0.85),
    0 0 12px rgba(255, 255, 255, 0.6);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: var(--space-5);
}

/* Hero buttons: compact size */
.hero__ctas .btn {
  padding: 10px 18px;
  min-height: 44px;
  font-size: var(--fs-body-sm);
}

@media (min-width: 960px) {
  .hero__content { gap: var(--space-8); }
}

/* ---------- Benefits ---------- */
.benefits {
  background: var(--color-bg);
  padding-block: clamp(48px, 8vw, 120px);
  border-top: 1px solid var(--color-border-subtle);
}

.benefits .section__head {
  max-width: 100%;
}

.benefits__grid {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-9) var(--space-8);
  max-width: 1040px;
}

.benefits__card {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-bottom: var(--space-7);
  border-bottom: 2px solid var(--color-text-1);
}

.benefits__num {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-cta);
  margin-bottom: var(--space-3);
}

.benefits__title {
  font-size: var(--fs-h4);
  font-weight: 500;
  line-height: var(--lh-h4);
  letter-spacing: var(--ls-h4);
  color: var(--color-text-1);
  margin: 0;
}

.benefits__text {
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--color-text-2);
  margin: 0;
}

/* ---------- Cases ---------- */
.cases {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.cases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .cases__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1100px) {
  .cases__grid { grid-template-columns: repeat(3, 1fr); }
}

.case-card {
  /* defaults */
}

.case-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--t-base), border-color var(--t-base);
  cursor: pointer;
}

.case-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-blue);
}

.case-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-surface);
}

.case-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}

.case-card:hover .case-card__img { transform: scale(1.04); }

.case-card__tag {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  z-index: 2;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-white);
  background: rgba(11, 11, 11, 0.7);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.case-card__body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  flex: 1;
}

.case-card__title { color: var(--color-text-1); }

.case-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--color-text-2);
}

.case-card__meta span { display: inline-flex; align-items: center; gap: var(--space-3); }
.case-card__meta strong { color: var(--color-text-1); font-weight: 500; }

.case-card__desc {
  color: var(--color-text-2);
  font-size: var(--fs-body-sm);
  line-height: 1.5;
  margin-top: calc(var(--space-3) * -1);
}

.case-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-3);
  color: var(--color-text-1);
  font-size: var(--fs-body);
  font-weight: 500;
  transition: color var(--t-base);
}
.case-card__cta:hover { color: var(--color-blue); }
.case-card__cta:hover .case-card__cta-arrow { transform: translateX(3px); }

.case-card__cta-arrow { transition: transform var(--t-base); }

/* ---------- Services / Pricing ---------- */
.services {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

@media (min-width: 1100px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-7);
  }
}

.price-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  transition: border-color var(--t-base);
}

@media (max-width: 480px) {
  .price-card {
    padding: var(--space-5);
    gap: var(--space-5);
  }
  .price-row__name { font-size: 0.8125rem; }
  .price-row__value { font-size: 0.875rem; }
  .price-row__main {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
  .price-row__value {
    white-space: normal;
  }
}

.price-card:hover { border-color: var(--color-blue); }

.price-card__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid var(--color-border-visible);
}

.price-card__index {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-3);
  font-weight: 600;
}

.price-card__title { color: var(--color-text-1); }

.price-card__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  flex: 1;
}

.price-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.price-row__main {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-5);
}

.price-row__name {
  font-size: var(--fs-body-sm);
  color: var(--color-text-1);
  line-height: var(--lh-tight);
}

.price-row__value {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  color: var(--color-cta);
  font-weight: 500;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.price-row__unit {
  font-size: var(--fs-caption);
  color: var(--color-text-3);
  font-family: var(--font-mono);
  text-transform: lowercase;
}

.services__hint {
  display: grid;
  grid-template-columns: 1fr;
  column-gap: var(--space-8);
  row-gap: var(--space-5);
  align-items: center;
  margin-top: var(--space-9);
  padding: var(--space-8) 0;
}

.services__hint-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.services__hint-title {
  font-size: var(--fs-h4);
  font-weight: 500;
  line-height: var(--lh-h4);
  color: var(--color-text-1);
  margin: 0;
}

.services__hint-text {
  font-size: var(--fs-body-sm);
  color: var(--color-text-2);
  line-height: 1.55;
  margin: 0;
  max-width: 52ch;
}

.services__hint-cta {
  justify-self: start;
}

@media (min-width: 720px) {
  .services__hint {
    grid-template-columns: 1fr auto;
  }
  .services__hint-cta { justify-self: end; }
}

/* ---------- Process ---------- */
.process {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.process__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 880px;
  margin-inline: auto;
  position: relative;
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-8);
  padding: var(--space-9) 0;
  position: relative;
  border-bottom: 1px solid var(--color-border-subtle);
}

.process-step:last-child { border-bottom: none; }

.process-step::before {
  content: "";
  position: absolute;
  left: 39px;
  top: var(--space-9);
  bottom: 0;
  width: 1px;
  background: var(--color-border-visible);
}

.process-step__num {
  font-family: var(--font-mono);
  font-size: var(--fs-h2);
  font-weight: 400;
  color: var(--color-text-3);
  font-variant-numeric: tabular-nums;
  position: relative;
  z-index: 1;
}

.process-step__num::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-amber);
}

.process-step__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.process-step__title { color: var(--color-text-1); }
.process-step__desc { color: var(--color-text-2); max-width: 60ch; }

@media (max-width: 600px) {
  .process-step {
    grid-template-columns: 56px 1fr;
    gap: var(--space-6);
  }
  .process-step::before { left: 27px; }
  .process-step__num { font-size: var(--fs-h3); }
}

/* ---------- Calculator ---------- */
.calculator {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.calc {
  background: var(--color-surface);
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-9);
}

@media (min-width: 960px) {
  .calc { grid-template-columns: 1.2fr 1fr; }
}

.calc__form { display: flex; flex-direction: column; gap: var(--space-9); }

.calc-extra {
  display: flex;
  flex-direction: column;
  gap: var(--space-9);
  padding-top: var(--space-7);
  border-top: 1px solid var(--color-border-subtle);
}

.calc__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.calc__group-title {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-3);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.calc__fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 720px) {
  .calc__fields {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
}

.field { display: flex; flex-direction: column; gap: var(--space-4); }

.field__label {
  font-size: var(--fs-caption);
  color: var(--color-text-2);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.field__hint {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--color-text-3);
  text-transform: lowercase;
  font-weight: 400;
}

.input {
  background: var(--color-bg);
  color: var(--color-text-1);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xs);
  padding: 12px 14px;
  font-size: var(--fs-body);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  width: 100%;
  transition: border-color var(--t-base), background-color var(--t-base);
}

.input:hover { border-color: var(--color-border-visible); }

.input:focus {
  outline: none;
  border-color: var(--color-blue);
  background: var(--color-blue-tint);
}

.input::placeholder { color: var(--color-text-3); }

.input[type="number"]::-webkit-outer-spin-button,
.input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.input[type="number"] { -moz-appearance: textfield; }

.checkbox-list { display: flex; flex-direction: column; gap: var(--space-5); }

.checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border-subtle);
  cursor: pointer;
  user-select: none;
}
.checkbox:last-child { border-bottom: none; }

.checkbox__box {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-xs);
  background: var(--color-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--t-base), border-color var(--t-base);
}

.checkbox__box::after {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--color-cta);
  border-radius: 1px;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity var(--t-base), transform var(--t-base);
}

.checkbox input:checked + .checkbox__box { border-color: var(--color-cta); }
.checkbox input:checked + .checkbox__box::after { opacity: 1; transform: scale(1); }

.checkbox input { position: absolute; opacity: 0; pointer-events: none; }

.checkbox__name {
  flex: 1;
  font-size: var(--fs-body-sm);
  color: var(--color-text-1);
}

.checkbox__extra {
  width: 80px;
  flex-shrink: 0;
}

.checkbox__extra .input { padding: 8px 10px; font-size: var(--fs-body-sm); text-align: right; }

.checkbox__extra.is-disabled { opacity: 0.4; pointer-events: none; }

.calc__result {
  background: var(--color-bg);
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  position: sticky;
  top: calc(var(--header-height) + 24px);
  align-self: start;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.calc__result-label {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-3);
  font-weight: 600;
}

.calc__result-value {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  color: var(--color-text-1);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.calc__result-value-currency {
  color: var(--color-cta);
  font-size: 0.7em;
  margin-left: 4px;
}

.calc__breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-7);
  border-top: 1px solid var(--color-border-subtle);
}

.calc__breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--fs-caption);
  color: var(--color-text-2);
  gap: var(--space-5);
}

.calc__breakdown-row span:last-child {
  font-family: var(--font-mono);
  color: var(--color-text-1);
  font-variant-numeric: tabular-nums;
}

.calc__breakdown-row.is-empty { display: none; }

.calc__result-hint {
  font-size: var(--fs-caption);
  color: var(--color-text-3);
  line-height: 1.5;
}

.calc__result-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

/* ---------- Video ---------- */
.video {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.video__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
}

@media (min-width: 720px) {
  .video__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1100px) {
  .video__grid {
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-5);
  }
}

.video-card {
  /* defaults */
}

.video-card {
  position: relative;
  aspect-ratio: 9 / 16;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--color-border-visible);
  transition: transform var(--t-base), border-color var(--t-base);
}

.video-card video,
.video-card__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-blue);
}

.video-card__poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  transition: opacity var(--t-base), transform var(--t-slow);
}

.video-card:hover .video-card__poster { opacity: 0.95; transform: scale(1.04); }

.video-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.7) 100%);
}

.video-card__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-text-1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  transition: transform var(--t-base), background-color var(--t-base);
  z-index: 2;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.video-card:hover .video-card__play {
  background: var(--color-cta);
  color: var(--color-white);
  transform: translate(-50%, -50%) scale(1.05);
}

.video-card__play svg { width: 24px; height: 24px; margin-left: 3px; }

.video-card__num {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
  z-index: 3;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-white);
  background: rgba(11, 11, 11, 0.7);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
}

.video-card__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-7);
  z-index: 2;
  color: var(--color-white);
}

.video-card__title {
  font-size: var(--fs-body);
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.video-card__meta {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-2);
  font-weight: 500;
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: 800px;
  margin-inline: auto;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border-visible);
  border-left: 2px solid transparent;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-left-color var(--t-base);
}

.faq-item.is-open { border-left-color: var(--color-amber); }

.faq-item__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-7);
  width: 100%;
  padding: var(--space-7) var(--space-8);
  text-align: left;
  font-size: var(--fs-body-lg);
  color: var(--color-text-1);
  background: transparent;
  border: none;
  cursor: pointer;
  font-weight: 500;
  transition: color var(--t-base);
}

.faq-item__btn:hover { color: var(--color-blue); }

.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
  color: var(--color-text-2);
  transition: transform var(--t-base), color var(--t-base);
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  top: 50%;
  left: 50%;
  transition: transform var(--t-base);
}
.faq-item__icon::before { width: 14px; height: 1.5px; transform: translate(-50%, -50%); }
.faq-item__icon::after  { width: 1.5px; height: 14px; transform: translate(-50%, -50%); }

.faq-item.is-open .faq-item__icon { color: var(--color-cta); transform: rotate(45deg); }

.faq-item__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow);
}

.faq-item__panel-inner {
  padding: 0 var(--space-8) var(--space-8);
  color: var(--color-text-2);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

/* ---------- Contact ---------- */
.contact {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-9);
}

@media (min-width: 960px) {
  .contact__inner {
    grid-template-columns: 1fr 1fr;
    gap: clamp(48px, 5vw, 96px);
  }
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact__title { color: var(--color-text-1); max-width: 16ch; }

.contact__phone {
  display: inline-block;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 400;
  color: var(--color-cta);
  margin-top: var(--space-5);
  transition: color var(--t-base);
}
.contact__phone:hover,
.contact__phone:focus-visible {
  color: var(--color-text-1);
}

.contact__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-top: var(--space-7);
  border-top: 1px solid var(--color-border-subtle);
}

.contact__meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact__meta-label {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-3);
  font-weight: 600;
}

.contact__meta-value {
  color: var(--color-text-1);
  font-size: var(--fs-body);
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border-visible);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
}

.contact-form__head { display: flex; flex-direction: column; gap: var(--space-4); }
.contact-form__title { color: var(--color-text-1); }
.contact-form__hint { color: var(--color-text-2); font-size: var(--fs-body-sm); }

.contact-form__fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 720px) {
  .contact-form__fields {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-form__field { display: flex; flex-direction: column; gap: var(--space-4); }
.contact-form__field--full { grid-column: 1 / -1; }

.textarea {
  background: var(--color-bg);
  color: var(--color-text-1);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xs);
  padding: 12px 14px;
  font-size: var(--fs-body);
  width: 100%;
  min-height: 100px;
  resize: vertical;
  font-family: var(--font-display);
  transition: border-color var(--t-base), background-color var(--t-base);
}
.textarea:hover { border-color: var(--color-border-visible); }
.textarea:focus { outline: none; border-color: var(--color-blue); background: var(--color-blue-tint); }
.textarea::placeholder { color: var(--color-text-3); }

/* ---------- Footer ---------- */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
  padding-block: clamp(48px, 6vw, 80px) var(--space-7);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-9);
  margin-bottom: var(--space-9);
}

@media (min-width: 720px) {
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}

.footer__col { display: flex; flex-direction: column; gap: var(--space-6); }

.footer__brand-desc {
  color: var(--color-text-2);
  font-size: var(--fs-body-sm);
  max-width: 32ch;
  margin-top: var(--space-5);
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: var(--ls-uppercase);
  color: var(--color-text-1);
  font-weight: 600;
}

.footer__list { display: flex; flex-direction: column; gap: var(--space-4); }
.footer__list a {
  color: var(--color-text-2);
  font-size: var(--fs-body-sm);
  transition: color var(--t-base);
}
.footer__list a:hover { color: var(--color-blue); }

.footer__phone {
  display: block;
  color: var(--color-text-1);
  font-size: var(--fs-body);
  margin-bottom: var(--space-3);
  font-weight: 500;
}
.footer__phone:hover { color: var(--color-blue); }

.footer__socials {
  display: flex;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.footer__social {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-visible);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-2);
  transition: color var(--t-base), border-color var(--t-base);
}
.footer__social:hover { color: var(--color-text-1); border-color: var(--color-blue); }
.footer__social svg { width: 18px; height: 18px; }

.footer__bottom {
  padding-top: var(--space-7);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  color: var(--color-text-3);
  font-size: var(--fs-caption);
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: 100vw;
  max-height: 100vh;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-7);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-slow);
  contain: layout style;
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__inner {
  position: relative;
  width: 100%;
  max-width: 1200px;
  height: 100%;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-overlay);
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: var(--color-white);
  border: 1px solid var(--color-border-visible);
  color: var(--color-text-1);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: background-color var(--t-base), border-color var(--t-base);
}
.lightbox__close:hover,
.lightbox__nav:hover { background: var(--color-blue); color: var(--color-white); border-color: var(--color-blue); }

.lightbox__close { top: var(--space-5); right: var(--space-5); }
.lightbox__nav--prev { left: var(--space-5); }
.lightbox__nav--next { right: var(--space-5); }

.lightbox__counter {
  position: absolute;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--color-white);
  background: rgba(0, 0, 0, 0.7);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.lightbox__caption {
  position: absolute;
  bottom: calc(var(--space-5) + 40px);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: var(--fs-body-sm);
  background: rgba(0, 0, 0, 0.7);
  padding: var(--space-4) var(--space-7);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  max-width: 80vw;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- Video modal ---------- */
.video-modal {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: 100vw;
  max-height: 100vh;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-7);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-slow);
  contain: layout style;
}

.video-modal.is-open { opacity: 1; pointer-events: auto; }

.video-modal__inner {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 9 / 16;
}

.video-modal__video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  background: var(--color-bg);
  box-shadow: var(--shadow-overlay);
}

.video-modal__close {
  position: fixed;
  top: 12px;
  right: 12px;
  background: var(--color-white);
  border: 1px solid var(--color-border-visible);
  color: var(--color-text-1);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 201;
  transition: background-color var(--t-base);
}
.video-modal__close:hover { background: var(--color-blue); color: var(--color-white); border-color: var(--color-blue); }

/* ---------- Utility ---------- */
.is-hidden { display: none !important; }

.text-center { text-align: center; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

@media (max-width: 720px) {
  body.is-menu-open { overflow: hidden; }
}

/* Reserve space for the fixed header on mobile/tablet (desktop nav doesn't use it) */
@media (max-width: 1099.98px) {
  body { padding-top: var(--header-height); }
}

/* ---------- Hard overflow guards (fix Telegram Android WebView horizontal scroll) ---------- */
html, body {
  overflow-x: hidden;
  overflow-x: clip; /* Modern, hard clip — works on Chromium 90+ */
  max-width: 100%;
  width: 100%;
  /* Block rubber-band/bounce effect on Android WebView */
  overscroll-behavior-y: contain;
  -webkit-overscroll-behavior-y: contain;
}

/* Hidden lightbox data-images — must be absolutely out of layout flow
   (HTML attr "hidden" is unreliable on old Android WebView in Telegram) */
[hidden] { display: none !important; }
img[width="1"][height="1"] {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Modals: ensure they are out of layout when not open (double safety) */
.lightbox:not(.is-open),
.video-modal:not(.is-open) {
  display: none !important;
}

/* ---------- Flex/grid children: prevent overflow from long text/native controls ---------- */
* {
  min-width: 0;
}

img, picture, video, canvas, svg,
input, button, select, textarea {
  min-width: auto;
}

/* Force break long words/URLs to prevent horizontal overflow */
body, p, h1, h2, h3, h4, h5, h6, li, span, a, button, div {
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* Native form controls should not have minimum width on mobile */
button, input, select, textarea {
  min-width: 0;
}

/* ---------- Scroll progress bar (orange, under header) ---------- */
.scroll-progress {
  position: sticky;
  top: var(--header-height);
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--color-cta);
  z-index: 99;
  transition: width 80ms linear;
  pointer-events: none;
  will-change: width;
  margin-top: -3px;
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 9999;
  max-width: 600px;
  margin-inline: auto;
  background: var(--color-bg-pure, #ffffff);
  color: var(--color-text-1, #0b0b0b);
  padding: var(--space-6, 12px) var(--space-7, 16px);
  border: 1px solid var(--color-border-visible, #d4d4d4);
  border-top: 2px solid var(--color-cta, #F47B27);
  border-radius: var(--radius-md, 6px);
  display: flex;
  flex-direction: column;
  gap: var(--space-5, 8px);
  font-size: var(--fs-body, 1rem);
  line-height: 1.6;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
.cookie-banner[hidden] { display: none; }
.cookie-banner__eyebrow {
  font-family: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-3, #797979);
}
.cookie-banner__text {
  margin: 0;
  color: var(--color-text-2, #4a4a4a);
}
.cookie-banner__actions {
  display: flex;
  gap: var(--space-5, 8px);
  align-self: flex-end;
}
.cookie-banner__btn {
  padding: 6px 14px;
  border: 1px solid var(--color-border-visible, #d4d4d4);
  background: transparent;
  color: var(--color-text-1, #0b0b0b);
  border-radius: var(--radius-pill, 99999px);
  cursor: pointer;
  font: inherit;
  font-size: var(--fs-caption, 0.8125rem);
  font-weight: 500;
  transition: opacity 120ms ease, background 120ms ease, border-color 120ms ease, color 120ms ease;
}
.cookie-banner__btn--accept {
  background: var(--color-cta, #F47B27);
  border-color: transparent;
  color: #fff;
}
.cookie-banner__btn:hover { opacity: 0.85; }
.cookie-banner__btn:focus-visible {
  outline: 2px solid var(--color-cta, #F47B27);
  outline-offset: 2px;
}
@media (max-width: 480px) {
  .cookie-banner {
    left: 12px;
    right: 12px;
    bottom: 12px;
    padding: var(--space-5, 8px) var(--space-6, 12px);
    font-size: 0.875rem;
  }
  .cookie-banner__actions {
    align-self: stretch;
    justify-content: flex-end;
  }
}