/* Medair — лендинг Mediola Compact */

:root {
  --c-primary: #00516b;
  --c-primary-hover: #00435a;
  --c-primary-deep: #003746;
  --c-blue: #1289a7;
  --c-accent: #03a49c;
  --c-accent-text: #027a74; /* бирюзовый для текста: 5,2:1 на белом */
  --c-ink: #0e2a33;
  --c-text: #34494f;
  --c-muted: #4d6268; /* 6,4:1 на белом */
  --c-line: #dbe5e9;
  --c-soft: #f2f7f9;
  --c-soft-2: #e5f0f3;
  --c-white: #fff;
  --c-error: #c93a3a;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 18px 40px -20px rgba(0, 81, 107, 0.35);
  --header-h: 72px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

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

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--c-white);
  color: var(--c-text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg { display: block; max-width: 100%; }

a { color: inherit; }

h1, h2, h3 {
  margin: 0;
  color: var(--c-ink);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }

:focus-visible {
  outline: 3px solid rgba(3, 164, 156, 0.55);
  outline-offset: 2px;
}

section[id] { scroll-margin-top: var(--header-h); }

.container {
  width: 100%;
  max-width: 1312px;
  margin: 0 auto;
  padding: 0 24px;
}


.icon {
  width: 20px;
  height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  color: #fff;
}

.skip-link:focus { top: 12px; }

/* ---------- Кнопки ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 24px;
  border: 1.5px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.7; cursor: progress; }

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

.btn--ghost { background: #fff; border-color: var(--c-line); color: var(--c-primary); }
.btn--ghost:hover { border-color: var(--c-primary); }

.btn--sm { min-height: 40px; padding: 0 18px; font-size: 0.9375rem; }
.btn--lg { min-height: 56px; padding: 0 30px; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: var(--c-primary);
  font-weight: 600;
  text-decoration: none;
}

.link-arrow .icon { transition: transform 0.2s; }
.link-arrow:hover .icon { transform: translateX(4px); }

/* ---------- Мелкие элементы ---------- */

.eyebrow {
  margin-bottom: 14px;
  color: var(--c-accent-text);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow--light { color: #7fe3dc; }

.code {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(3, 164, 156, 0.1);
  color: var(--c-accent-text);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 8px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--c-line);
  color: var(--c-primary);
  font-size: 0.9375rem;
  font-weight: 600;
}

.chip .icon { width: 18px; height: 18px; color: var(--c-accent); }

.checks {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checks li {
  position: relative;
  padding-left: 30px;
}

.checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(3, 164, 156, 0.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2303a49c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* ---------- Шапка ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid transparent;
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.header.is-scrolled {
  border-bottom-color: var(--c-line);
  box-shadow: 0 6px 24px -18px rgba(14, 42, 51, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
  text-decoration: none;
}

.logo__mark { width: 40px; height: 40px; }
.logo__text { display: flex; flex-direction: column; }

.logo__name {
  color: var(--c-ink);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.logo__sub {
  color: var(--c-muted);
  font-size: 0.75rem;
  line-height: 1.3;
}


.nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav > a {
  color: var(--c-ink);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.nav > a:hover { color: var(--c-accent); }
.nav__extra { display: none; }

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}

.lang {
  display: flex;
  padding: 3px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
}

.lang a {
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--c-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
}

.lang a[aria-current="page"] { background: var(--c-primary); color: #fff; }

.lang a:not([aria-current]):hover { color: var(--c-primary); }

/* Кнопка в шапке скрыта, пока на экране кнопка первого экрана */
.header__cta { transition: opacity 0.2s, visibility 0.2s, background-color 0.2s; }
.header.cta-hidden .header__cta { opacity: 0; visibility: hidden; }

.header__phone {
  color: var(--c-ink);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.burger {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
}

.burger span,
.burger span::before,
.burger span::after {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  margin-left: -9px;
  border-radius: 2px;
  background: var(--c-ink);
  transition: transform 0.25s, opacity 0.2s;
}

.burger span { top: 50%; margin-top: -1px; }
.burger span::before,
.burger span::after { content: ""; left: 0; margin-left: 0; }
.burger span::before { transform: translateY(-6px); }
.burger span::after { transform: translateY(6px); }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { transform: rotate(45deg); background: var(--c-ink); }
.burger[aria-expanded="true"] span::after { transform: rotate(-45deg); background: var(--c-ink); }

/* ---------- Первый экран ---------- */

/* Слева текст на белом, справа плитки: кадры аппарата и три цифры */
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  height: max(600px, min(760px, calc(100svh - var(--header-h) - 48px)));
  padding-top: 16px;
  padding-bottom: 32px;
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 40px;
  padding-top: clamp(16px, 4vh, 48px);
}

.hero__title {
  color: var(--c-ink);
  font-size: clamp(2.25rem, 3.8vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.06;
}

.hero__lead {
  max-width: 540px;
  margin-top: 24px;
  color: var(--c-muted);
  font-size: 1.125rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 28px;
  margin-top: 40px;
}

.hero__proof {
  display: grid;
  justify-items: start;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--c-line);
}

.hero__proof img { width: auto; height: 24px; }

.hero__proof p {
  color: var(--c-muted);
  font-size: 0.8125rem;
  line-height: 1.45;
}

.hero__proof strong {
  display: block;
  margin-bottom: 2px;
  color: var(--c-ink);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.hero__visual {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 16px;
  min-height: 0;
}

.hero__media {
  position: relative;
  min-height: 0;
  border-radius: 28px;
  background: #0b2b35;
  color: #fff;
  overflow: hidden;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 45%;
  background: linear-gradient(0deg, rgba(5, 32, 41, 0.7), rgba(5, 32, 41, 0));
  pointer-events: none;
}

.hero__tabs {
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 24px;
  z-index: 1;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero__stats li {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  min-height: 150px;
  padding: 24px;
  border-radius: 28px;
  background: var(--c-soft);
}

.hero__stats b {
  color: var(--c-ink);
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero__stats span { color: var(--c-muted); font-size: 0.875rem; line-height: 1.4; }

.hero__stats .hero__stat--dark { background: var(--c-primary); }
.hero__stat--dark b { color: #fff; }
.hero__stats .hero__stat--dark span { color: rgba(255, 255, 255, 0.72); }

/* ---------- Кадры (слайдшоу) ---------- */

.slide {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.slide.is-active { opacity: 1; }

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--fx, 50%) var(--fy, 50%);
  transform-origin: var(--fx, 50%) var(--fy, 50%);
  transform: scale(var(--s, 1));
}

.slide.is-active img {
  animation: ken-burns calc(var(--interval, 6000ms) + 1200ms) linear both;
}

@keyframes ken-burns {
  from { transform: scale(var(--s, 1)); }
  to { transform: scale(calc(var(--s, 1) * 1.1)); }
}

.slides__tabs {
  display: flex;
  gap: 16px;
}

.slides__tab {
  position: relative;
  flex: 1;
  min-width: 0;
  padding: 14px 0 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.slides__tab::before,
.slides__tab::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.slides__tab::before { opacity: 0.25; }
.slides__tab::after { transform: scaleX(0); transform-origin: left; }
.slides__tab.is-active::after { animation: slide-progress var(--interval, 6000ms) linear forwards; }

@keyframes slide-progress {
  to { transform: scaleX(1); }
}

.slides__tab span {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.slides__tab.is-active span,
.slides__tab:hover span { opacity: 1; }

/* ---------- Секции ---------- */

.section { padding: clamp(64px, 9vw, 112px) 0; }
.section--soft { background: var(--c-soft); }

.section__head {
  max-width: 720px;
  margin-bottom: 48px;
}

.section__lead {
  margin-top: 16px;
  color: var(--c-muted);
  font-size: 1.0625rem;
}

.subhead {
  margin: 64px 0 24px;
  font-size: 1.375rem;
}

/* ---------- Области применения ---------- */

/* Карточка целиком — ссылка к форме; при наведении заливается фирменным цветом */
.areas {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.area {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 240px;
  padding: 28px;
  border-radius: 24px;
  background: var(--c-soft);
  color: var(--c-text);
  text-decoration: none;
  transition: background-color 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}

.area__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.area__num {
  color: var(--c-accent-text);
  font-size: 0.875rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  transition: color 0.35s ease;
}

.area__arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #fff;
  color: var(--c-primary);
  transform: rotate(-45deg);
  transition: transform 0.35s ease;
}

.area h3 {
  margin: 56px 0 10px;
  font-size: 1.375rem;
  transition: color 0.35s ease;
}

.area p {
  color: var(--c-muted);
  font-size: 0.9375rem;
  transition: color 0.35s ease;
}

.area:hover,
.area:focus-visible {
  background: var(--c-primary);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.area:hover h3,
.area:focus-visible h3 { color: #fff; }
.area:hover p,
.area:focus-visible p { color: rgba(255, 255, 255, 0.75); }
.area:hover .area__num,
.area:focus-visible .area__num { color: #7fe3dc; }
.area:hover .area__arrow,
.area:focus-visible .area__arrow { transform: rotate(0); }

/* ---------- Окно направления ---------- */

.kit-modal {
  width: min(880px, calc(100% - 32px));
  max-height: calc(100% - 48px);
  padding: 0;
  border: 0;
  border-radius: 28px;
  background: #fff;
  color: var(--c-text);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.45);
  overflow: auto;
  overscroll-behavior: contain;
}

.kit-modal::backdrop {
  background: rgba(8, 30, 38, 0.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.kit-modal[open] { animation: modal-in 0.35s ease; }

@keyframes modal-in {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
}

body:has(.kit-modal[open]) { overflow: hidden; }

.kit-modal__inner {
  position: relative;
  padding: 40px;
}

.kit-modal__close {
  position: absolute;
  top: 20px;
  right: 20px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: var(--c-soft);
  color: var(--c-ink);
  cursor: pointer;
  transition: background-color 0.2s;
}

.kit-modal__close:hover { background: var(--c-soft-2); }

.kit-modal h2 {
  padding-right: 56px;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.kit-modal__lead {
  max-width: 620px;
  margin-top: 12px;
  color: var(--c-muted);
}

.kit-modal__label {
  margin: 32px 0 16px;
  color: var(--c-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.kit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.kit-item {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: 18px;
}

.kit-item img {
  width: 88px;
  height: 88px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.kit-item__type {
  color: var(--c-accent-text);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.kit-item h3 { margin-top: 4px; font-size: 1.0625rem; }

/* Аппарат — основа комплекта: широкая строка с фото в рамке */
.kit-list--device { grid-template-columns: 1fr; }

.kit-item--device {
  grid-template-columns: 132px minmax(0, 1fr);
  border-color: transparent;
  background: var(--c-soft);
}

.kit-item--device img {
  width: 132px;
  height: 96px;
  border-radius: 12px;
  object-fit: cover;
  mix-blend-mode: normal;
}

.kit-item--device h3 { font-size: 1.25rem; }

.kit-item__note {
  margin-top: 2px;
  color: var(--c-muted);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.kit-modal__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
}

.kit-modal__footer p { color: var(--c-muted); font-size: 0.9375rem; }

/* ---------- Карточки ---------- */

.cards {
  display: grid;
  gap: 20px;
}

.cards--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  padding: 28px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.card:hover {
  border-color: rgba(0, 81, 107, 0.3);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}


.card__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--c-soft-2);
  color: var(--c-primary);
}

.card__icon .icon { width: 24px; height: 24px; }
.card h3 { margin: 20px 0 8px; }
.card p { color: var(--c-muted); font-size: 0.9375rem; }

.section--soft .card { border-color: transparent; }

/* ---------- Стабильность мощности ---------- */

.feature {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: 56px;
  margin-bottom: 20px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: #fff;
}

.feature__visual {
  margin: 0;
  padding: clamp(16px, 3vw, 32px);
  border-radius: 18px;
  background:
    radial-gradient(420px 260px at 92% 50%, rgba(127, 227, 220, 0.18), transparent 70%),
    linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
}

.chart {
  width: 100%;
  height: auto;
  overflow: visible;
  font-family: var(--font);
}

.chart__axis { fill: none; stroke: rgba(255, 255, 255, 0.25); stroke-width: 1.5; }
.chart__target { fill: none; stroke: rgba(255, 255, 255, 0.55); stroke-width: 1.5; stroke-dasharray: 6 6; }
.chart__diode { fill: none; stroke: rgba(143, 211, 234, 0.5); stroke-width: 2.5; stroke-linecap: round; }
.chart__mediola { fill: none; stroke: #5fe0d6; stroke-width: 3.5; stroke-linecap: round; }
.chart__dot { fill: #fff; }
.chart__label { fill: #5fe0d6; font-size: 18px; font-weight: 700; }
.chart__note { fill: rgba(255, 255, 255, 0.8); font-size: 15px; font-weight: 500; }
.chart__muted { fill: rgba(255, 255, 255, 0.55); font-size: 15px; font-weight: 500; }
.chart__axis-label { fill: rgba(255, 255, 255, 0.45); font-size: 13px; }
.chart__loss { fill: url(#loss); }
.chart__tail { fill: #8fd3ea; }
.chart__cursor { stroke: rgba(255, 255, 255, 0.35); stroke-width: 1; stroke-dasharray: 2 4; opacity: 0; transition: opacity 0.3s; }
.chart.is-playing .chart__cursor { opacity: 1; }

/* Подписи проявляются после прорисовки; без JS видны сразу */
.chart__label,
.chart__muted { transition: opacity 0.6s ease; }
.chart.is-animated:not(.is-done) .chart__label,
.chart.is-animated:not(.is-done) .chart__muted { opacity: 0; }

/* После прорисовки по линии Mediola бежит световой импульс, точка пульсирует */
.chart__beam {
  fill: none;
  stroke: #fff;
  stroke-width: 3.5;
  stroke-linecap: round;
  stroke-dasharray: 0.06 1;
  stroke-dashoffset: 0.06;
  opacity: 0;
  filter: drop-shadow(0 0 6px #7fe3dc);
}

.chart.is-done .chart__beam {
  opacity: 0.9;
  animation: chart-beam 2.8s linear infinite;
}

.chart__glow { transform-box: fill-box; transform-origin: center; }
.chart.is-done .chart__glow { animation: chart-pulse 2.8s ease-in-out infinite; }

@keyframes chart-beam {
  to { stroke-dashoffset: -1; }
}

@keyframes chart-pulse {
  50% { transform: scale(1.4); opacity: 0.6; }
}

.feature__text { padding-right: 16px; }
.feature__text h3 { font-size: clamp(1.375rem, 2.4vw, 1.75rem); margin-bottom: 16px; }
.feature__text p { color: var(--c-muted); }
.feature__text p + p { margin-top: 12px; }

/* ---------- Таблица характеристик ---------- */

.specs {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 20px;
}

.spec {
  grid-column: span 2;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--c-soft);
}

.spec--wide { grid-column: span 4; }
.spec h3 { margin-bottom: 18px; }
.spec .checks { font-size: 0.9375rem; }

.spec__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.spec__table th,
.spec__table td {
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}

.spec__table tr:last-child th,
.spec__table tr:last-child td { border-bottom: 0; }

.spec__table th {
  padding-right: 24px;
  color: var(--c-muted);
  font-weight: 400;
  text-align: left;
}

.spec__table td {
  color: var(--c-ink);
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.dims {
  width: 100%;
  max-width: 260px;
  margin: 0 auto 12px;
  overflow: visible;
}

.dims__face { fill: #fff; stroke: var(--c-primary); stroke-width: 1.5; stroke-linejoin: round; }
.dims__face--top { fill: #eaf4f6; }
.dims__face--side { fill: #d9eaee; }
.dims__line { fill: none; stroke: var(--c-accent); stroke-width: 1.5; stroke-linecap: round; }

.dims text {
  fill: var(--c-primary);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
}

.spec__list { margin: 0; }

.spec__list div {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 0.9375rem;
}

.spec__list div:last-child { border-bottom: 0; }
.spec__list dt { color: var(--c-muted); }
.spec__list dd { margin: 0; color: var(--c-ink); font-weight: 600; }

.spec__note {
  margin-top: 16px;
  color: var(--c-muted);
  font-size: 0.8125rem;
}

/* ---------- Комплектация ---------- */

.product {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}

/* Фото производителя на белом фоне; multiply убирает край у не совсем белого фона */
.product__media {
  height: 240px;
  padding: 16px;
  border-bottom: 1px solid var(--c-line);
  background: #fff;
  overflow: hidden;
}

.product__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
}

/* Colibri и насос на снимках мелкие — приближаем */
.product__media .product__img--zoom { transform: scale(1.4); }

.product__body { padding: 24px 28px 28px; }
.product__body h3 { margin: 14px 0 6px; font-size: 1.25rem; }
.product__body p { color: var(--c-muted); font-size: 0.9375rem; }

.product--wide {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: center;
}

.product--wide .product__media { height: 280px; border-bottom: 0; border-right: 1px solid var(--c-line); }
.product--wide .product__body { padding: 36px 40px; }

/* ---------- Сервис ---------- */

/* Бенто: большая плитка гарантии слева, четыре плитки справа */
.service-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-grid > li:first-child { grid-row: span 2; }

/* Очередь появления: каждая плитка чуть позже предыдущей */
.service-grid > .reveal { transition-delay: calc(var(--i, 0) * 90ms); }

.service-big {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 48px;
  height: 100%;
  padding: 36px;
  border-radius: 28px;
  background: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
  color: rgba(255, 255, 255, 0.78);
  overflow: hidden;
}

.service-big::after {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(127, 227, 220, 0.22), transparent 70%);
  pointer-events: none;
}

.service-big .icon { width: 32px; height: 32px; color: #7fe3dc; }

.service-big__value {
  display: flex;
  align-items: baseline;
  gap: 12px;
  color: #fff;
}

.service-big__value [data-count] {
  font-size: clamp(5rem, 9vw, 7.5rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 0.9;
  font-variant-numeric: tabular-nums;
}

.service-big__unit { color: #7fe3dc; font-size: 1.25rem; font-weight: 600; }

.service-big h3 {
  margin: 24px 0 8px;
  color: #fff;
  font-size: 1.375rem;
}

.service-card {
  height: 100%;
  padding: 28px;
  border-radius: 24px;
  background: var(--c-soft);
  transition: transform 0.35s ease, box-shadow 0.35s ease, background-color 0.35s ease;
}

.service-card:hover {
  background: #fff;
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-card .icon {
  width: 28px;
  height: 28px;
  color: var(--c-primary);
  transition: color 0.35s ease, transform 0.35s ease;
}

.service-card:hover .icon { color: var(--c-accent-text); transform: scale(1.1); }

.service-card h3 { margin: 40px 0 8px; font-size: 1.1875rem; }
.service-card p { color: var(--c-muted); font-size: 0.9375rem; }

/* Иконки «прорисовываются» линией, когда плитка появляется */
.service-grid .icon {
  stroke-dasharray: 100;
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 1.4s ease calc(var(--i, 0) * 90ms + 250ms), color 0.35s ease, transform 0.35s ease;
}

.reveal-ready .service-grid > .reveal:not(.is-visible) .icon { stroke-dashoffset: 100; }

/* ---------- FAQ ---------- */

/* Слева заголовок (остаётся на месте при прокрутке), справа вопросы */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: start;
  gap: 64px;
}

.faq-layout__head {
  position: sticky;
  top: calc(var(--header-h) + 32px);
}

.faq-layout__head .section__lead { max-width: 380px; }

.faq { display: grid; gap: 12px; }

.faq details {
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--c-white);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.faq details[open] {
  border-color: var(--c-line);
  box-shadow: 0 12px 32px -20px rgba(0, 81, 107, 0.3);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 20px 20px 28px;
  border-radius: var(--radius);
  color: var(--c-ink);
  font-size: 1.0625rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--c-primary); }

.faq__icon {
  display: grid;
  flex: none;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--c-soft-2);
  color: var(--c-primary);
  transition: background-color 0.25s, color 0.25s, transform 0.3s ease;
}

.faq__icon .icon { width: 18px; height: 18px; }
.faq summary:hover .faq__icon { background: #d3e7ec; }
.faq details[open] .faq__icon { background: var(--c-primary); color: #fff; transform: rotate(45deg); }

.faq details p {
  padding: 0 76px 24px 28px;
  color: var(--c-muted);
}

/* Плавное раскрытие там, где браузер умеет анимировать высоту до auto */
@supports (interpolate-size: allow-keywords) {
  .faq details { interpolate-size: allow-keywords; }
  .faq details::details-content {
    height: 0;
    overflow: clip;
    transition: height 0.3s ease, content-visibility 0.3s allow-discrete;
  }
  .faq details[open]::details-content { height: auto; }
}

/* ---------- Заявка ---------- */

.request {
  background:
    radial-gradient(700px 400px at 100% 0%, rgba(127, 227, 220, 0.14), transparent 65%),
    linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
  color: rgba(255, 255, 255, 0.85);
}

.request__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
  gap: 64px;
}

.request h2 { color: #fff; margin-bottom: 16px; }
.request__text > p { margin-bottom: 28px; font-size: 1.0625rem; }

.request__text > .request__label {
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Шаги после заявки: номера в кружках, соединённые линией */
.request__steps {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.request__steps li {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  min-height: 36px;
  color: rgba(255, 255, 255, 0.9);
  counter-increment: step;
}

.request__steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border: 1.5px solid rgba(127, 227, 220, 0.6);
  border-radius: 50%;
  color: #7fe3dc;
  font-size: 0.875rem;
  font-weight: 600;
}

.request__steps li span { padding-top: 5px; }

.request__steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 36px;
  bottom: -16px;
  border-left: 1.5px solid rgba(127, 227, 220, 0.3);
}

.form-card {
  padding: clamp(24px, 3.5vw, 40px);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.45);
  color: var(--c-text);
}

.form { display: grid; gap: 18px; }

.field { display: grid; gap: 6px; align-content: start; }

.field label {
  color: var(--c-ink);
  font-size: 0.875rem;
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--c-ink);
  font: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field textarea { padding: 12px 14px; resize: vertical; min-height: 96px; }

.field select {
  -webkit-appearance: none;
  appearance: none;
  padding-right: 40px;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f747b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right 14px center / 18px no-repeat;
}

.field input::placeholder,
.field textarea::placeholder { color: #9aabb1; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(0, 81, 107, 0.12);
}

.field__error {
  display: none;
  color: var(--c-error);
  font-size: 0.8125rem;
}

.field.is-invalid input,
.field.is-invalid select { border-color: var(--c-error); }
.field.is-invalid .field__error { display: block; }

.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--c-muted);
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.45;
  cursor: pointer;
}

.field .check { color: var(--c-muted); font-weight: 400; }

.check input {
  width: 20px;
  height: 20px;
  min-height: 0;
  margin: 1px 0 0;
  flex: none;
  accent-color: var(--c-primary);
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__status:empty { display: none; }

.form__status {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: #fdeeee;
  color: var(--c-error);
  font-size: 0.875rem;
}

.form__success {
  padding: 32px 0;
  text-align: center;
  outline: none;
}

.form__success-icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(3, 164, 156, 0.12);
  color: var(--c-accent);
}

.form__success-icon .icon { width: 30px; height: 30px; stroke-width: 2.4; }
.form__success h3 { font-size: 1.5rem; margin-bottom: 8px; }
.form__success p { color: var(--c-muted); }

/* ---------- Подвал (с контактами) ---------- */

.footer {
  padding: 72px 0 32px;
  background: #fff;
  color: var(--c-muted);
  font-size: 0.9375rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 0.8fr);
  gap: 40px;
}

.footer__brand p { max-width: 320px; margin-top: 16px; }

.footer__title {
  margin-bottom: 16px;
  color: var(--c-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer__list li,
.footer__list a {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--c-ink);
  text-decoration: none;
}

.footer__list a { transition: color 0.2s; }
.footer__list a:hover { color: var(--c-primary); }

.footer__list .icon {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  color: var(--c-accent-text);
}

.footer__bottom {
  display: grid;
  gap: 6px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
  color: var(--c-muted);
  font-size: 0.8125rem;
}

.footer__bottom a { color: var(--c-primary); }

/* ---------- Страница 404 ---------- */

.not-found {
  display: grid;
  align-items: center;
  min-height: 100vh;
  padding: 48px 0;
}

.not-found .logo { margin-bottom: 64px; }
.not-found h1 { margin-bottom: 16px; font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 700; }
.not-found .section__lead { max-width: 560px; margin-top: 8px; }

.not-found__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* ---------- Мобильная панель ---------- */

.mobile-bar { display: none; }

/* ---------- Появление при прокрутке ---------- */

.reveal { transition: opacity 0.7s ease, transform 0.7s ease; }

.reveal-ready .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(18px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide.is-active img { animation: none; }
  .slides__tab.is-active::after { animation: none; transform: scaleX(1); }
  .chart.is-done .chart__beam { animation: none; opacity: 0; }
  .chart.is-done .chart__glow { animation: none; }
  .kit-modal[open] { animation: none; }
  .reveal,
  .card,
  .area,
  .btn { transition: none; }
}

/* ---------- Адаптив ---------- */

@media (max-width: 1399px) {
  .header__phone { display: none; }
}

@media (max-width: 1179px) {
  .burger { display: block; }
  .hero__grid { height: auto; gap: 32px; }
  .hero__visual { grid-template-rows: auto auto; }
  .hero__media { min-height: 420px; }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: calc(100vh - var(--header-h));
    padding: 8px 24px 24px;
    overflow-y: auto;
    border-bottom: 1px solid var(--c-line);
    background: #fff;
    box-shadow: 0 24px 40px -24px rgba(14, 42, 51, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  }

  .nav.is-open { opacity: 1; visibility: visible; transform: none; }

  .nav > a {
    padding: 14px 0;
    border-bottom: 1px solid var(--c-line);
    font-size: 1.0625rem;
  }

  .nav__extra {
    display: grid;
    gap: 12px;
    padding-top: 20px;
  }

  .nav__phone {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--c-ink);
    font-weight: 600;
    text-decoration: none;
  }

  .cards--3,
  .areas { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-grid > li:first-child { grid-column: 1 / -1; grid-row: auto; }
  .service-big { gap: 32px; }
  .feature { grid-template-columns: 1fr; gap: 32px; }
  .feature__text { padding: 0 8px 8px; }
  .specs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec,
  .spec--wide { grid-column: span 1; }
  .spec--wide { grid-column: 1 / -1; }
  .request__grid { gap: 40px; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  .request__grid { grid-template-columns: 1fr; }
  .hero__grid { grid-template-columns: 1fr; padding-top: 32px; }
  .hero__content { padding-top: 0; }
  .hero__media { min-height: 0; aspect-ratio: 4 / 3; }
  .product--wide { grid-template-columns: 1fr; }
  .product--wide .product__media { min-height: 0; height: 240px; border-right: 0; border-bottom: 1px solid var(--c-line); }
  .product--wide .product__body { padding: 24px 28px 28px; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .faq-layout__head { position: static; }
}

@media (max-width: 767px) {
  body { padding-bottom: calc(76px + env(safe-area-inset-bottom)); }
  .header__cta { display: none; }

  .mobile-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--c-line);
    background: rgba(255, 255, 255, 0.96);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }

  .mobile-bar .btn { padding: 0 12px; }
}

@media (max-width: 640px) {
  :root { --header-h: 64px; }
  .container { padding-left: 16px; padding-right: 16px; }
  .nav { padding: 8px 16px 24px; }
  .logo__mark { width: 36px; height: 36px; }
  .logo__sub { font-size: 0.6875rem; }
  .header__inner { gap: 12px; }
  .header__actions { gap: 10px; }
  .hero__cta { flex-direction: column; align-items: stretch; margin-top: 32px; }
  .hero__media { border-radius: 20px; }
  /* Подписей нет — зона нажатия уходит вниз под линию, сама линия остаётся на месте */
  .hero__tabs { left: 16px; right: 16px; bottom: 0; }
  .slides__tabs { gap: 8px; }
  .slides__tab { padding-bottom: 16px; }
  .slides__tab span { display: none; }
  .hero__stats { gap: 8px; }
  .hero__stats li { min-height: 0; padding: 16px; border-radius: 18px; }
  .hero__stats b { font-size: 1.25rem; }
  .hero__stats span { font-size: 0.75rem; }
  .cards--3 { grid-template-columns: 1fr; }
  .card { padding: 24px; }
  .feature { padding: 16px; }
  /* График ужимается примерно вдвое — подписи в единицах SVG увеличены, чтобы оставаться 11–13px */
  .chart__axis-label { font-size: 22px; }
  .chart__note { font-size: 22px; }
  .chart__muted { font-size: 24px; }
  .chart__label { font-size: 24px; }
  .specs { grid-template-columns: 1fr; }
  .spec { padding: 24px 20px; }
  .spec__table th,
  .spec__table td { display: block; padding: 0; border: 0; text-align: left; }
  .spec__table th { padding-top: 12px; }
  .spec__table td { padding-bottom: 12px; border-bottom: 1px solid var(--c-line); white-space: normal; }
  .spec__table tr:last-child td { border-bottom: 0; }
  .areas { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .service-big { padding: 28px 24px; }
  .service-card { padding: 24px; }
  .service-card h3 { margin-top: 28px; }
  /* Окно на телефоне — лист снизу */
  .kit-modal { width: 100%; max-width: 100%; max-height: 92vh; margin: auto 0 0; border-radius: 24px 24px 0 0; }
  .kit-modal__inner { padding: 28px 16px 24px; }
  .kit-modal__close { top: 16px; right: 16px; }
  .kit-list { grid-template-columns: 1fr; }
  .kit-item { grid-template-columns: 72px minmax(0, 1fr); padding: 14px; }
  .kit-item img { width: 72px; height: 72px; }
  .kit-item--device { grid-template-columns: 96px minmax(0, 1fr); }
  .kit-item--device img { width: 96px; height: 72px; }
  .kit-modal__footer { flex-direction: column; align-items: stretch; }
  .area { min-height: 0; padding: 24px; }
  .area h3 { margin-top: 32px; font-size: 1.25rem; }
  .faq summary { padding: 16px 16px 16px 20px; font-size: 1rem; }
  .faq details p { padding: 0 20px 20px; }
  .footer { padding-top: 56px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { margin-top: 40px; }
}

@media (max-width: 380px) {
  .logo__sub { display: none; }
}