/* =========================================================
   Новая звезда — палитра и ритм оригинального логотипа
   Чёрный / белый / сигнальный красный, рубленые заголовки
   ========================================================= */

:root {
  --bg: #000000;
  --bg-elev: #0a0a0a;
  --text: #ffffff;
  --muted: #b3b3b3;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.28);
  --silver: #e8e8e8;
  --accent: #f91400;
  --accent-hover: #ff3a14;
  --accent-rgb: 249, 20, 0;
  --glass: rgba(0, 0, 0, 0.42);
  --radius: 0;
  --header-h: 5.5rem;
  --max: 70rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: Montserrat, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Russo One", Montserrat, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

iframe {
  border: 0;
  width: 100%;
  height: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

h1, h2 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: 0.01em;
  font-weight: 400;
  margin: 0 0 0.75em;
  text-transform: uppercase;
}

h3 {
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 600;
  margin: 0 0 0.6em;
}

p { margin: 0 0 1rem; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 1100;
  padding: 0.55rem 1rem;
  background: var(--text);
  color: var(--bg);
}

.skip-link:focus { top: 1rem; }

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* ---------- Loader ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1.25rem;
  background: var(--bg);
  transition: opacity 0.55s var(--ease), visibility 0.55s;
}

.loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__mark {
  width: min(14rem, 72vw);
  height: auto;
  animation: logo-in 0.7s var(--ease);
}

.loader__text {
  margin: 0;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--text);
}

.loader__text::before,
.loader__text::after {
  content: "";
  display: inline-block;
  width: 1.6rem;
  height: 1px;
  background: var(--accent);
  margin: 0 0.65rem;
  vertical-align: middle;
}

@keyframes logo-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.header--scrolled {
  padding: 10px 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header--hidden {
  transform: translateY(-100%);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.logo {
  display: flex;
  align-items: center;
  line-height: 0;
  padding: 0;
  margin: 0;
  background: none;
}

.header__logo {
  flex: 0 0 auto;
  width: clamp(11.5rem, 22vw, 15.25rem);
  height: 4.5rem;
  transform-origin: left center;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.header__logo img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 72px;
  object-fit: contain;
  object-position: left center;
  mix-blend-mode: screen;
}

.header--scrolled .header__logo {
  transform: scale(0.9);
}

.header--scrolled .header__cta {
  min-height: 2.5rem;
  padding: 0.5rem 1.25rem;
}

.header__actions {
  display: none;
  align-items: center;
  gap: 0.65rem;
  flex: 0 0 auto;
}

.footer .logo {
  width: min(16rem, 100%);
}

.footer .logo img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 7.5rem;
  object-fit: contain;
  object-position: left center;
  mix-blend-mode: screen;
}

.nav-toggle {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  position: relative;
  margin-left: auto;
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: "";
  position: absolute;
  left: 0.55rem;
  right: 0.55rem;
  height: 1px;
  background: var(--text);
  transition: transform 0.25s;
}

.nav-toggle__bar { top: 50%; }
.nav-toggle__bar::before { top: -6px; }
.nav-toggle__bar::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after { transform: translateY(-6px) rotate(-45deg); }

.nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(12, 12, 13, 0.96);
  border-bottom: 1px solid var(--line);
  display: none;
}

.nav.is-open { display: block; }

.nav__list {
  list-style: none;
  margin: 0;
  padding: 0.85rem 1rem 1.1rem;
  display: grid;
  gap: 0.15rem;
}

.nav a {
  display: block;
  padding: 0.7rem 0.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.nav a:hover,
.nav a:focus-visible { color: var(--accent); }

.header__phone {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.phone-modal-trigger {
  cursor: pointer;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 3.15rem;
  padding: 0.85rem 1.85rem;
  border-radius: 99vw;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  transform: scale(1);
  transition:
    transform 0.18s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.35s ease,
    background 0.25s var(--ease),
    color 0.25s,
    border-color 0.25s;
}

.btn:active {
  transform: scale(0.96);
}

.btn__arrow {
  display: inline-block;
  transition: transform 0.3s ease;
}

.btn:hover .btn__arrow {
  transform: translateX(6px);
}

.btn:hover .btn__arrow--back {
  transform: translateX(-6px);
}

.btn--primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.12);
}

.btn--primary:hover {
  background: var(--text);
  color: var(--bg);
  box-shadow: 0 0 22px rgba(255, 255, 255, 0.32);
}

.btn--accent {
  color: var(--text);
  border-color: transparent;
  background: linear-gradient(45deg, #ff0000, #b30000, #ff3333, #f91400);
  background-size: 200% auto;
  animation: btn-liquid 4.5s linear infinite;
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.38);
}

.btn--accent:hover {
  color: var(--text);
  background: linear-gradient(45deg, #ff0000, #b30000, #ff3333, #f91400);
  background-size: 200% auto;
  box-shadow:
    0 0 22px rgba(var(--accent-rgb), 0.72),
    0 0 48px rgba(var(--accent-rgb), 0.32);
}

@keyframes btn-liquid {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* Глянцевый блик на белых CTA; на акцентных перекрывает живой градиент */
.btn--shine::after {
  content: "";
  position: absolute;
  inset: -40% -60%;
  background: linear-gradient(
    115deg,
    transparent 42%,
    rgba(255, 255, 255, 0.55) 50%,
    transparent 58%
  );
  transform: translateX(-70%) skewX(-18deg);
  animation: shine-sweep 3s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

.btn--accent.btn--shine::after {
  display: none;
}

@keyframes shine-sweep {
  0%, 42% { transform: translateX(-70%) skewX(-18deg); }
  62% { transform: translateX(70%) skewX(-18deg); }
  100% { transform: translateX(70%) skewX(-18deg); }
}

.btn__ripple {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transform: scale(0);
  animation: btn-ripple 0.62s ease-out forwards;
  z-index: 2;
  background: rgba(255, 255, 255, 0.55);
}

.btn--primary .btn__ripple {
  background: rgba(249, 20, 0, 0.38);
}

.btn--ghost .btn__ripple {
  background: rgba(255, 255, 255, 0.28);
}

@keyframes btn-ripple {
  0% {
    transform: scale(0);
    opacity: 0.7;
  }
  100% {
    transform: scale(3);
    opacity: 0;
  }
}

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

.btn--ghost:hover {
  border-color: var(--accent);
  background: transparent;
  color: var(--text);
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.22);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: calc(var(--header-h) + 3.5rem) 0 4.5rem;
  overflow: hidden;
}

.hero__media,
.hero__overlay,
.hero__particles,
.hero__scan {
  position: absolute;
  inset: 0;
}

.hero__media { z-index: 0; }

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__particles {
  z-index: 3;
  width: 100%;
  height: 100%;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* Сканирующий лазер по оптике: клип на зону фар справа */
.hero__scan {
  z-index: 3;
  pointer-events: none;
  mix-blend-mode: screen;
  clip-path: polygon(36% 38%, 72% 34%, 78% 64%, 38% 70%);
}

.hero__laser {
  position: absolute;
  top: -10%;
  left: 0;
  width: 2px;
  height: 130%;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 18%,
    #fff 48%,
    rgba(var(--accent-rgb), 0.85) 52%,
    #fff 56%,
    rgba(255, 255, 255, 0.12) 82%,
    transparent 100%
  );
  box-shadow: 0 0 10px 1px rgba(255, 255, 255, 0.55), 0 0 28px rgba(var(--accent-rgb), 0.4);
  animation: laser-scan 4.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.hero__laser--soft {
  width: 1px;
  opacity: 0.55;
  animation-duration: 6.2s;
  animation-delay: 1.4s;
  filter: blur(0.4px);
}

@keyframes laser-scan {
  0% { transform: translateX(0) rotate(11deg); opacity: 0; }
  8% { opacity: 1; }
  78% { opacity: 1; }
  100% { transform: translateX(92vw) rotate(11deg); opacity: 0; }
}

.hero__optic {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.42) 0%, rgba(var(--accent-rgb), 0.18) 38%, transparent 70%);
  filter: blur(1px);
  animation: optic-flicker 4.6s ease-in-out infinite;
}

.hero__optic--a {
  width: min(11vw, 140px);
  height: min(5.2vw, 64px);
  left: 42%;
  top: 49%;
}

.hero__optic--b {
  width: min(13vw, 170px);
  height: min(5.6vw, 70px);
  left: 54%;
  top: 47%;
  animation-delay: 0.12s;
}

@keyframes optic-flicker {
  0%, 18%, 100% { opacity: 0.15; transform: scale(0.92); }
  28%, 42% { opacity: 0.85; transform: scale(1.06); }
  55% { opacity: 0.28; transform: scale(0.98); }
}

.hero__overlay {
  z-index: 2;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.52) 48%, var(--bg) 100%);
}

.hero__content { position: relative; z-index: 4; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.62rem;
  font-weight: 500;
  margin-bottom: 1.15rem;
}

.eyebrow::before,
.eyebrow::after {
  content: "";
  height: 1px;
  width: 1.75rem;
  background: var(--accent);
  flex: 0 0 auto;
}

.eyebrow__place {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  min-width: 0;
  max-width: 100%;
}

.eyebrow__city,
.eyebrow__street {
  white-space: nowrap;
}

.mobile-br {
  display: none;
}

@media (max-width: 899px) {
  .mobile-br,
  .eyebrow__dot {
    display: none !important;
  }

  .eyebrow__place {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: center;
    gap: 0.32rem;
    text-align: center;
  }

  .eyebrow__street {
    letter-spacing: 0.16em;
  }
}

.hero h1,
.hero__title {
  font-size: clamp(1.7rem, 1rem + 2.6vw, 3.35rem);
  max-width: 18ch;
  font-weight: 400;
  position: relative;
}

.hero__title .glyph {
  display: inline-block;
  opacity: 0;
  will-change: transform, opacity, filter;
  animation: glyph-boot 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero__title .glyph.is-space {
  width: 0.28em;
}

@keyframes glyph-boot {
  0% {
    opacity: 0;
    transform: translateY(10px) skewX(8deg);
    filter: blur(6px);
  }
  38% {
    opacity: 1;
    transform: translate(-1px, -1px);
    filter: blur(0);
    text-shadow: 1px 0 var(--accent), -1px 0 rgba(255, 255, 255, 0.45);
  }
  62% {
    transform: translate(1px, 0);
    text-shadow: -1px 0 var(--accent), 1px 0 rgba(255, 255, 255, 0.25);
  }
  100% {
    opacity: 1;
    transform: none;
    filter: none;
    text-shadow: none;
  }
}

.hero__lead {
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.02rem;
  margin-top: 1.25rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 2.25rem 0 3rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 40rem;
}

.hero__stats li,
.spot {
  --mouse-x: 50%;
  --mouse-y: 50%;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--glass);
  border: 1px solid var(--line);
  backdrop-filter: blur(16px);
  padding: 1.1rem 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.spot > * { position: relative; z-index: 1; }

.spot::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    180px circle at var(--mouse-x) var(--mouse-y),
    rgba(255, 255, 255, 0.16),
    transparent 58%
  );
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.spot::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  background: radial-gradient(
    160px circle at var(--mouse-x) var(--mouse-y),
    rgba(255, 255, 255, 0.7),
    rgba(var(--accent-rgb), 0.35) 28%,
    transparent 52%
  ) border-box;
  -webkit-mask:
    linear-gradient(#000 0 0) padding-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) padding-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.hero__stats:hover .spot::before,
.hero__stats:hover .spot::after,
.spot.is-hot::before,
.spot.is-hot::after {
  opacity: 1;
}

.hero__stats strong {
  display: block;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}

/* ---------- Sections ---------- */
.section { padding: 6rem 0; }

.section__head { margin-bottom: 3rem; max-width: 40rem; }

.section__lead,
.contacts__address {
  color: var(--muted);
  max-width: 38rem;
}

.dept-phones {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.dept-phones a {
  color: var(--accent);
}

.dept-phones {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.dept-phones a {
  color: var(--text);
}

.dept-phones a:hover,
.dept-phones a:focus-visible {
  color: var(--accent);
}

.section h2 {
  font-size: clamp(1.7rem, 1.15rem + 1.8vw, 2.55rem);
}

/* ---------- Services ---------- */
.services__grid {
  display: grid;
  gap: 3.5rem;
}

.svg-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.cat__title {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1.35rem;
}

.cards {
  display: grid;
  gap: 0.9rem;
  perspective: 1000px;
}

.card {
  --rx: 0deg;
  --ry: 0deg;
  --mouse-x: 50%;
  --mouse-y: 50%;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line);
  padding: 1.35rem 1.2rem 1.3rem;
  transform: perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform 0.12s ease-out, background 0.3s;
  will-change: transform;
}

.card h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.card p {
  color: var(--muted);
  margin: 0;
  font-size: 0.88rem;
  position: relative;
  z-index: 1;
}

.card__icon {
  width: 2.35rem;
  height: 2.35rem;
  margin-bottom: 0.95rem;
  position: relative;
  z-index: 1;
}

.card__icon svg {
  width: 100%;
  height: 100%;
  overflow: visible;
  transform-origin: 50% 50%;
}

.icon-piston-head,
.icon-piston-rod,
.icon-coil {
  transform-box: fill-box;
  transform-origin: center;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    180px circle at var(--mouse-x) var(--mouse-y),
    rgba(255, 255, 255, 0.1),
    transparent 55%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  background: radial-gradient(
    140px circle at var(--mouse-x) var(--mouse-y),
    #fff,
    rgba(var(--accent-rgb), 0.9) 32%,
    transparent 58%
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.card.is-hot::before,
.card.is-hot::after,
.card:hover::before,
.card:hover::after {
  opacity: 1;
}

.card:hover .icon-spin svg {
  animation: icon-spin 1.1s linear infinite;
}

.card:hover .icon-spin-slow svg {
  animation: icon-spin 4s linear infinite;
}

.card:hover .icon-piston .icon-piston-head,
.card:hover .icon-piston .icon-piston-rod {
  animation: piston-stroke 0.55s ease-in-out infinite;
}

.card:hover .icon-bob svg {
  animation: icon-bob 0.7s ease-in-out infinite;
}

.card:hover .icon-glow svg {
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.45)) drop-shadow(0 0 10px rgba(var(--accent-rgb), 0.55));
}

.card:hover .icon-spring .icon-coil {
  animation: coil-flex 0.6s ease-in-out infinite;
}

@keyframes icon-spin {
  to { transform: rotate(360deg); }
}

@keyframes piston-stroke {
  50% { transform: translateY(3px); }
}

@keyframes icon-bob {
  50% { transform: translateY(-3px); }
}

@keyframes coil-flex {
  50% { transform: scaleY(0.88); transform-origin: center; }
}

/* ---------- Before / After ---------- */
.title-shimmer {
  display: inline-block;
  background-image: linear-gradient(
    100deg,
    #fff 0%,
    #fff 38%,
    rgba(255, 255, 255, 0.28) 50%,
    #fff 62%,
    #fff 100%
  );
  background-size: 220% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: title-shine 3.6s ease-in-out infinite;
}

@keyframes title-shine {
  0%, 18% { background-position: 120% 0; }
  62%, 100% { background-position: -120% 0; }
}

.ba {
  --ba-p: 50;
  --ba-before-a: 1;
  --ba-after-a: 1;
  position: relative;
  border: 1px solid var(--line);
}

.ba__frame {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  user-select: none;
  touch-action: none;
  cursor: ew-resize;
}

.ba__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.ba__before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  overflow: hidden;
}

.ba__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  z-index: 3;
  width: 2.75rem;
  transform: translateX(-50%);
  display: grid;
  place-items: center;
  pointer-events: none;
}

.ba__line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    transparent,
    rgba(255, 255, 255, 0.85) 8%,
    rgba(var(--accent-rgb), 0.95) 50%,
    rgba(255, 255, 255, 0.85) 92%,
    transparent
  );
  box-shadow:
    0 0 8px rgba(255, 255, 255, 0.55),
    0 0 16px rgba(var(--accent-rgb), 0.45);
}

.ba__laser {
  position: absolute;
  left: 50%;
  top: -22%;
  width: 5px;
  height: 22%;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    transparent,
    #fff 35%,
    var(--accent) 70%,
    transparent
  );
  filter: blur(0.4px);
  box-shadow: 0 0 12px 2px rgba(255, 255, 255, 0.65);
  animation: ba-scan 2.15s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes ba-scan {
  0% { top: -24%; opacity: 0; }
  10% { opacity: 1; }
  88% { opacity: 1; }
  100% { top: 102%; opacity: 0; }
}

.ba__knob {
  position: relative;
  z-index: 1;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #fff;
  box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.22);
  animation: ba-breathe 2.4s ease-in-out infinite;
  transition: background 0.22s, border-color 0.22s, box-shadow 0.22s;
}

@keyframes ba-breathe {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.2), 0 0 10px rgba(255, 255, 255, 0.2);
  }
  50% {
    transform: scale(1.07);
    box-shadow: 0 0 0 10px rgba(var(--accent-rgb), 0.16), 0 0 18px rgba(255, 255, 255, 0.28);
  }
}

.ba__chev {
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border: 5px solid transparent;
  transition: transform 0.22s var(--ease), border-color 0.22s;
}

.ba__chev--l {
  left: 0.38rem;
  transform: translate(-1px, -50%);
  border-right-color: #111;
}

.ba__chev--r {
  right: 0.38rem;
  transform: translate(1px, -50%);
  border-left-color: #111;
}

.ba__frame:hover .ba__knob,
.ba.is-dragging .ba__knob {
  background: var(--accent);
  border-color: var(--accent);
  animation: none;
  transform: scale(1.1);
  box-shadow: 0 0 0 8px rgba(var(--accent-rgb), 0.22), 0 0 22px rgba(var(--accent-rgb), 0.55);
}

.ba__frame:hover .ba__chev--l,
.ba.is-dragging .ba__chev--l {
  transform: translate(-5px, -50%);
  border-right-color: #fff;
}

.ba__frame:hover .ba__chev--r,
.ba.is-dragging .ba__chev--r {
  transform: translate(5px, -50%);
  border-left-color: #fff;
}

.ba__label {
  position: absolute;
  top: 1rem;
  z-index: 4;
  padding: 0.34rem 0.72rem;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: opacity 0.35s, border-color 0.35s, box-shadow 0.35s, color 0.35s;
}

.ba__label--before {
  left: 1rem;
  opacity: var(--ba-before-a);
}

.ba__label--after {
  right: 1rem;
  opacity: var(--ba-after-a);
}

.ba.is-at-before .ba__label--before,
.ba.is-at-after .ba__label--after {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(var(--accent-rgb), 0.4), 0 0 18px rgba(var(--accent-rgb), 0.55);
  color: #fff;
}

.ba__range {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ---------- Calculator ---------- */
.calc {
  background: transparent;
  border: 1px solid var(--line);
  padding: 2rem 1.5rem;
}

.calc fieldset {
  border: 0;
  margin: 0;
  padding: 0;
  min-inline-size: 0;
}

.calc legend {
  font-weight: 500;
  margin-bottom: 1.35rem;
  padding: 0;
  letter-spacing: -0.02em;
}

.calc__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  gap: 0.5rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.calc__steps li {
  text-align: center;
  padding: 0.4rem 0 0.7rem;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s;
}

.calc__steps .is-active {
  color: var(--text);
  border-color: var(--accent);
}

.calc__viewport {
  position: relative;
  overflow: hidden;
}

.calc__panel {
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(20px);
  transition:
    opacity 0.42s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.42s cubic-bezier(0.25, 1, 0.5, 1),
    visibility 0.42s;
}

.calc__panel.is-active {
  position: relative;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: none;
}

.calc__panel.is-leave-left {
  transform: translateX(-20px);
}

.calc__panel.is-leave-right,
.calc__panel.is-from-right {
  transform: translateX(20px);
}

.calc__panel.is-from-left {
  transform: translateX(-20px);
}

.vehicle-grid {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.75rem;
}

.vehicle {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  padding: 1.15rem 0.9rem 1rem;
  border: 1px solid var(--line);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}

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

.vehicle__icon {
  width: min(100%, 11rem);
  color: #d8d8d8;
  transition: color 0.35s, filter 0.35s;
}

.vehicle__icon svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.vehicle__name {
  font-weight: 600;
}

.vehicle small {
  color: var(--muted);
  font-size: 0.78rem;
}

.vehicle:hover,
.vehicle:has(input:checked) {
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), 0.07);
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.18);
}

.vehicle:hover .vehicle__icon,
.vehicle:has(input:checked) .vehicle__icon {
  color: var(--accent);
  filter: drop-shadow(0 0 7px rgba(var(--accent-rgb), 0.7));
}

.service-cats {
  display: grid;
  gap: 1.75rem;
  margin-bottom: 1.75rem;
}

.service-grid {
  display: grid;
  gap: 0.65rem;
}

.svc {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}

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

.svc__tick {
  width: 1.15rem;
  height: 1.15rem;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  transform: scale(0.92);
  transition: transform 0.28s cubic-bezier(0.25, 1, 0.5, 1), background 0.28s, border-color 0.28s;
}

.svc__tick::after {
  content: "";
  width: 0.32rem;
  height: 0.55rem;
  border-right: 1.5px solid #fff;
  border-bottom: 1.5px solid #fff;
  transform: rotate(45deg) translate(-1px, -1px) scale(0.4);
  opacity: 0;
  transition: opacity 0.2s, transform 0.28s cubic-bezier(0.25, 1, 0.5, 1);
}

.svc__body {
  display: grid;
  gap: 0.1rem;
}

.svc__body em {
  color: var(--muted);
  font-style: normal;
  font-size: 0.8rem;
}

.svc:hover {
  border-color: rgba(var(--accent-rgb), 0.45);
}

.svc:has(input:checked) {
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), 0.1);
  box-shadow: 0 0 0 1px rgba(var(--accent-rgb), 0.25);
}

.svc:has(input:checked) .svc__tick {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.1);
}

.svc:has(input:checked) .svc__tick::after {
  opacity: 1;
  transform: rotate(45deg) translate(-1px, -1px) scale(1);
}

.calc__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.calc__book {
  box-shadow:
    0 0 18px rgba(var(--accent-rgb), 0.48),
    0 0 36px rgba(var(--accent-rgb), 0.18);
}

.calc__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.5rem 0 1.5rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.calc__total strong {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.3rem + 2.4vw, 3.1rem);
  color: var(--accent);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.calc__summary { color: var(--muted); }

/* ---------- Advantages ---------- */
.adv-grid {
  display: grid;
  gap: 1.15rem;
}

.adv {
  --mouse-x: 50%;
  --mouse-y: 50%;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.75rem 1.4rem;
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(16px);
}

.adv > * {
  position: relative;
  z-index: 1;
}

.adv::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    180px circle at var(--mouse-x) var(--mouse-y),
    rgba(255, 255, 255, 0.1),
    transparent 55%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.adv::after {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  background: radial-gradient(
    140px circle at var(--mouse-x) var(--mouse-y),
    #fff,
    rgba(var(--accent-rgb), 0.9) 32%,
    transparent 58%
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.adv.is-hot::before,
.adv.is-hot::after,
.adv:hover::before,
.adv:hover::after {
  opacity: 1;
}

.adv__num {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 1.4rem + 2.2vw, 3rem);
  font-weight: 400;
  color: var(--text);
  margin: 0 0 0.85rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: baseline;
  gap: 0.08em;
}

.adv__suffix {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.adv__suffix.is-in {
  opacity: 1;
  transform: none;
}

.adv h3 {
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.adv p:last-child {
  color: var(--muted);
  margin: 0;
  font-size: 0.9rem;
}

/* ---------- Contacts ---------- */
.contacts__grid {
  display: grid;
  gap: 2.5rem;
}

.contacts__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.75rem;
}

.contact-btn {
  gap: 0.55rem;
}

.contact-btn__icon {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  transition: transform 0.28s cubic-bezier(0.25, 1, 0.5, 1);
}

.contact-btn.btn--ghost:hover,
.contact-btn.btn--ghost:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  background: transparent;
}

.contact-btn:hover .contact-btn__icon,
.contact-btn:focus-visible .contact-btn__icon {
  transform: rotate(-5deg);
}

.contact-btn--video {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.38);
  color: var(--text);
  box-shadow: none;
}

.contact-btn--video .contact-btn__icon--brand {
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 0.38rem;
}

.contact-btn--max:hover,
.contact-btn--max:focus-visible {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(45deg, #00bfff, #471aff, #9500ff, #00bfff);
  background-size: 200% auto;
  animation: btn-liquid 4.5s linear infinite;
  box-shadow:
    0 0 20px rgba(71, 26, 255, 0.55),
    0 0 40px rgba(149, 0, 255, 0.28);
}

.contact-btn--rutube:hover,
.contact-btn--rutube:focus-visible {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(45deg, #100943, #123aed, #ed143b, #100943);
  background-size: 200% auto;
  animation: btn-liquid 4.5s linear infinite;
  box-shadow:
    0 0 20px rgba(237, 20, 59, 0.45),
    0 0 40px rgba(16, 9, 67, 0.5);
}

.contact-btn--video:hover .contact-btn__icon,
.contact-btn--video:focus-visible .contact-btn__icon {
  transform: scale(1.15);
}

.contact-btn--video .btn__ripple {
  background: rgba(255, 255, 255, 0.5);
}

.map-wrap { min-width: 0; }

.map-glow-wrapper {
  position: relative;
  padding: 2px;
  background: linear-gradient(90deg, #f91400, #990d00, #ffffff, #f91400);
  background-size: 300% 100%;
  animation: map-border-run 3.4s linear infinite;
  box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.15);
  transition: box-shadow 0.4s ease;
}

.contacts:hover .map-glow-wrapper,
.map-glow-wrapper:hover {
  box-shadow: 0 0 28px rgba(var(--accent-rgb), 0.35);
}

@keyframes map-border-run {
  0% { background-position: 0 0; }
  100% { background-position: 300% 0; }
}

.map {
  height: 20rem;
  overflow: hidden;
  border: 0;
  background: var(--bg-elev);
}

.map__hint {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.85rem;
  letter-spacing: 0.02em;
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 4.5rem 0 5.5rem;
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
}

.footer__seo {
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 1.25rem;
  max-width: 36rem;
}

.yandex-informer-wrapper {
  display: inline-block;
  margin-top: 1.15rem;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  line-height: 0;
  vertical-align: top;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.yandex-informer-wrapper a {
  display: block;
}

.yandex-informer-wrapper img {
  display: block;
  width: 88px;
  height: 31px;
  border: 0;
}

.yandex-informer-wrapper:hover,
.yandex-informer-wrapper:focus-within {
  transform: scale(1.05);
  border-color: rgba(255, 0, 0, 0.5);
  box-shadow: 0 0 15px rgba(255, 0, 0, 0.4);
}

@media (max-width: 899px) {
  .yandex-informer-wrapper {
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }
}

.footer__h {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text);
  font-weight: 500;
}

.footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem;
  color: var(--muted);
}

.footer__links a,
.footer__contacts a,
.footer__contacts .phone-modal-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--muted);
  transition: all 0.3s ease;
}

.footer__links a:hover,
.footer__links a:focus-visible,
.footer__contacts a:hover,
.footer__contacts a:focus-visible,
.footer__contacts .phone-modal-trigger:hover,
.footer__contacts .phone-modal-trigger:focus-visible {
  color: var(--accent);
  transform: translateX(4px);
}

.footer__contacts .phone-modal-trigger {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  text-align: left;
}

.footer__contacts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  color: var(--muted);
}

.footer__contacts li span {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.footer__contacts svg {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  color: var(--accent);
}

.footer__copy {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

.footer__copy a {
  color: var(--accent);
}

.footer__copy a:hover {
  color: var(--accent-hover);
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1400;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 30px;
  padding: 15px 40px calc(15px + env(safe-area-inset-bottom));
  background: rgba(10, 10, 10, 0.75);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-top: 1px solid rgba(255, 0, 0, 0.3);
  box-shadow: 0 -4px 20px rgba(255, 0, 0, 0.15);
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.cookie-banner.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.cookie-banner__text {
  margin: 0;
  flex: 0 1 auto;
  max-width: 38rem;
  font-size: 15px;
  line-height: 1.45;
  color: #c8c8c8;
  text-align: left;
}

.cookie-banner__text a {
  color: var(--accent);
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 0 1px;
  transition: background-size 0.3s ease, color 0.25s ease;
}

.cookie-banner__text a:hover,
.cookie-banner__text a:focus-visible {
  color: var(--accent-hover);
  background-size: 100% 1px;
}

.cookie-banner__btn {
  flex: 0 0 auto;
  align-self: center;
  min-height: 2.55rem;
  padding: 0.5rem 1.45rem;
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    gap: 15px;
    padding: 16px 20px calc(16px + env(safe-area-inset-bottom));
  }

  .cookie-banner__text {
    max-width: 28rem;
    text-align: center;
    font-size: 14px;
  }

  .cookie-banner__btn {
    width: auto;
  }
}

/* ---------- Legal page ---------- */
.header__home {
  margin-left: auto;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.header__home:hover,
.header__home:focus-visible {
  color: var(--accent);
}

@media (min-width: 900px) {
  .header__home { display: none; }
}

.legal {
  padding: calc(var(--header-h) + 2.5rem) 0 5rem;
}

.legal__wrap {
  max-width: 46rem;
}

.legal h1 {
  margin: 0 0 1.25rem;
}

.legal h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.15rem;
}

.legal p,
.legal li {
  color: var(--muted);
  font-size: 0.95rem;
}

.legal ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.legal a {
  color: var(--accent);
}

/* ---------- Floating actions ---------- */
.floating-actions-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 2100;
  display: flex;
  flex-direction: column;
  gap: 15px;
  align-items: center;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-actions-container--shifted {
  bottom: 110px;
}

@media (max-width: 768px) {
  .floating-actions-container--shifted {
    bottom: 195px;
  }
}

.chat-widget {
  position: relative;
  width: 3.75rem;
  height: 3.75rem;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.45);
  animation: widget-pulse 2.4s ease-out infinite;
  transition:
    transform 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    background 0.3s,
    opacity 0.3s ease,
    visibility 0.3s ease,
    height 0.3s ease,
    margin 0.3s ease;
}

.btn-phone-call {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.7);
  visibility: hidden;
  height: 0;
  margin: 0 0 -15px;
  overflow: hidden;
  animation: none;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  transition: all 0.3s ease;
}

.btn-phone-call.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
  visibility: visible;
  height: 3.75rem;
  margin: 0;
  overflow: visible;
}

.chat-widget svg {
  width: 2.35rem;
  height: 2.35rem;
}

.btn-phone-call svg {
  position: relative;
  z-index: 1;
  width: 1.7rem;
  height: 1.7rem;
  color: #ffffff;
  filter: drop-shadow(0 0 6px rgba(0, 255, 85, 0.85));
  transform-origin: 50% 50%;
}

.btn-phone-call.is-visible svg {
  animation: phone-ring 1.15s ease-in-out infinite;
}

.btn-phone-call.is-visible::before,
.btn-phone-call.is-visible::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #00ff55;
  pointer-events: none;
  animation: call-ripple 1.7s ease-out infinite;
}

.btn-phone-call.is-visible::after {
  animation-delay: 0.55s;
}

.chat-widget:hover,
.chat-widget:focus-visible {
  transform: translateY(-5px);
  background: var(--accent-hover);
}

.btn-phone-call.is-visible:hover,
.btn-phone-call.is-visible:focus-visible {
  transform: translateY(-5px) scale(1);
}

@keyframes widget-pulse {
  0% {
    box-shadow:
      0 0 0 0 rgba(var(--accent-rgb), 0.5),
      0 0 0 0 rgba(var(--accent-rgb), 0.28);
  }
  70% {
    box-shadow:
      0 0 0 12px rgba(var(--accent-rgb), 0),
      0 0 0 22px rgba(var(--accent-rgb), 0);
  }
  100% {
    box-shadow:
      0 0 0 0 rgba(var(--accent-rgb), 0),
      0 0 0 0 rgba(var(--accent-rgb), 0);
  }
}

@keyframes phone-ring {
  0%, 42%, 100% { transform: rotate(0) scale(1); }
  4% { transform: rotate(18deg) scale(1.08); }
  8% { transform: rotate(-16deg) scale(1.08); }
  12% { transform: rotate(14deg) scale(1.06); }
  16% { transform: rotate(-12deg) scale(1.06); }
  20% { transform: rotate(8deg) scale(1.04); }
  24% { transform: rotate(-5deg) scale(1.02); }
  28% { transform: rotate(0) scale(1); }
}

@keyframes call-ripple {
  0% {
    transform: scale(1);
    opacity: 0.9;
  }
  100% {
    transform: scale(1.85);
    opacity: 0;
  }
}

/* ---------- Modal ---------- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

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

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 450px;
  max-height: 90vh;
  overflow-x: hidden;
  overflow-y: auto;
  margin: 0;
  background: #0a0a0a;
  border: 1px solid var(--line);
  padding: 1.85rem 1.35rem 1.5rem;
  transform: scale(0.94);
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}

.modal.is-open .modal__dialog {
  transform: scale(1);
}

.modal__close {
  position: absolute;
  top: 0.7rem;
  right: 0.85rem;
  background: none;
  border: 0;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1;
}

.modal__dialog h2 { font-size: 1.35rem; }

.modal__dialog > p,
.modal__body > p {
  color: var(--muted);
}

.modal__form {
  display: grid;
  gap: 0.95rem;
}

.modal__form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.modal__form input,
.modal__form textarea {
  width: 100%;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0.75rem 0.85rem;
  color: var(--text);
  appearance: none;
}

.modal__form input:focus,
.modal__form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field__label {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.dropdown {
  position: relative;
}

.dropdown__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  text-align: left;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0.75rem 0.85rem;
  color: var(--text);
  font: inherit;
  font-size: 1rem;
  cursor: pointer;
  transition: border-color 0.22s ease;
}

.dropdown__toggle::after {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.7;
  transition: transform 0.22s ease;
}

.dropdown.is-open .dropdown__toggle,
.dropdown__toggle:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.dropdown.is-open .dropdown__toggle::after {
  transform: rotate(225deg) translateY(-2px);
}

.dropdown__value {
  min-width: 0;
}

.dropdown__value.is-placeholder {
  color: var(--muted);
}

.dropdown__list {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 6px);
  z-index: 6;
  margin: 0;
  padding: 0.3rem 0;
  list-style: none;
  background: #111;
  border: 1px solid var(--line);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition:
    max-height 0.32s var(--ease),
    opacity 0.24s ease,
    transform 0.28s var(--ease);
}

.dropdown.is-open .dropdown__list {
  max-height: 14.5rem;
  overflow-y: auto;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  border-color: var(--accent);
}

.dropdown__list li {
  padding: 0.7rem 0.9rem;
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  text-transform: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.dropdown__list li:hover,
.dropdown__list li:focus-visible,
.dropdown__list li.is-active {
  background-color: #ff0000;
  color: #ffffff;
}

.modal__form .consent {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  margin: 0.15rem 0 0;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0.01em;
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--muted);
  font-weight: 400;
}

.consent__input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.consent__box {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.08rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  display: grid;
  place-items: center;
  color: #ff0000;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.consent__box svg {
  width: 0.78rem;
  height: 0.78rem;
  opacity: 0;
  transform: scale(0.45);
  transition: opacity 0.2s ease, transform 0.22s var(--ease);
}

.consent__input:focus-visible + .consent__box {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.consent__input:checked + .consent__box {
  border-color: #ff0000;
  background: rgba(255, 0, 0, 0.12);
}

.consent__input:checked + .consent__box svg {
  opacity: 1;
  transform: scale(1);
}

.consent__text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.consent__text a:hover,
.consent__text a:focus-visible {
  color: var(--accent-hover);
}

.modal__form .btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  filter: saturate(0.65);
  box-shadow: none;
  animation: none;
}

.modal__quote {
  margin: 0 0 1rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  color: var(--text);
  font-size: 0.84rem;
  background: rgba(var(--accent-rgb), 0.08);
}

.modal__error {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
}

.modal__form .btn {
  width: 100%;
}

.modal__success {
  text-align: center;
  padding: 1.5rem 0 0.75rem;
}

.modal__check {
  display: grid;
  place-items: center;
  width: 4.25rem;
  height: 4.25rem;
  margin: 0 auto 1rem;
  color: var(--accent);
}

.modal__check svg {
  width: 100%;
  height: 100%;
}

.modal__success p {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text);
}

/* ---------- Phone departments modal ---------- */
.phone-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.phone-modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.phone-modal {
  width: 100%;
  max-width: 26.5rem;
  padding: 2px;
  border-radius: 28px;
  background: linear-gradient(90deg, #f91400, #ffffff, #f91400);
  background-size: 220% 100%;
  animation: phone-modal-glow 4s linear infinite;
  box-shadow: 0 0 32px rgba(249, 20, 0, 0.28);
}

@keyframes phone-modal-glow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.phone-modal__inner {
  position: relative;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 26px;
  padding: 1.85rem 1.35rem 1.4rem;
}

.phone-modal__close {
  position: absolute;
  top: 0.7rem;
  right: 0.85rem;
  background: none;
  border: 0;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1;
}

.phone-modal__inner h2 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
}

.phone-modal__lead {
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.phone-card {
  width: 100%;
  justify-content: flex-start;
  gap: 0.85rem;
  margin-bottom: 0.7rem;
  min-height: 3.4rem;
  padding: 0.75rem 1.15rem;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text);
  text-transform: none;
  letter-spacing: 0.02em;
}

.phone-card:last-of-type {
  margin-bottom: 0;
}

.phone-card:hover,
.phone-card:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.28);
  color: var(--text);
  background: rgba(249, 20, 0, 0.12);
}

.phone-card__icon {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  flex: 0 0 auto;
  color: var(--accent);
}

.phone-card__icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.phone-card__body {
  display: grid;
  gap: 0.12rem;
  text-align: left;
  min-width: 0;
}

.phone-card__name {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.phone-card__num {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.phone-card .btn__ripple {
  background: rgba(255, 255, 255, 0.35);
}

.phone-modal__close:hover,
.phone-modal__close:focus-visible {
  color: var(--text);
}

@media (max-width: 639px) {
  .floating-actions-container {
    right: max(16px, env(safe-area-inset-right));
    bottom: max(20px, env(safe-area-inset-bottom));
  }

  .floating-actions-container--shifted {
    bottom: 195px;
  }

  .chat-widget {
    width: 3.25rem;
    height: 3.25rem;
  }

  .btn-phone-call.is-visible {
    height: 3.25rem;
  }
    width: 3.25rem;
    height: 3.25rem;
  }

  .modal {
    padding: 20px;
    align-items: center;
    justify-content: center;
  }

  .modal__dialog {
    width: 100%;
    max-width: 450px;
    max-height: 90vh;
    margin: 0;
    padding: 1.55rem 1.1rem 1.2rem;
  }
}

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  filter: blur(12px);
  transition:
    opacity 0.95s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.95s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.95s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

/* ---------- Breakpoints ---------- */
@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem; }
  .vehicle-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .adv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
  .calc { padding: 2.5rem; }
  .hero__stats { gap: 1.15rem; }
}

@media (min-width: 900px) {
  .container { width: min(100% - 3.5rem, var(--max)); }
  .nav-toggle { display: none; }

  .nav {
    position: static;
    display: block;
    background: none;
    border: 0;
  }

  .nav__list {
    display: flex;
    padding: 0;
    gap: 0.15rem;
  }

  .nav a {
    padding: 0.4rem 0.75rem;
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .header__actions { display: flex; }

  .hero {
    align-items: center;
    padding: calc(var(--header-h) + 2rem) 0 5.5rem;
  }

  .services__grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .service-cats { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .contacts__grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 3.5rem;
  }
  .map { height: 24rem; }
  .footer__grid { grid-template-columns: 1.7fr 0.75fr 0.75fr; gap: 3rem; }
  .section { padding: 7.5rem 0; }
}

@media (min-width: 1200px) {
  :root { --max: 76rem; }
  .adv-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1600px) {
  :root { --max: 84rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .hero__laser,
  .hero__optic,
  .btn--shine::after,
  .btn--accent,
  .hero__title .glyph {
    animation: none !important;
  }

  .btn--accent {
    background: var(--accent);
  }

  .contact-btn--max:hover,
  .contact-btn--max:focus-visible,
  .contact-btn--rutube:hover,
  .contact-btn--rutube:focus-visible {
    animation: none !important;
  }

  .contact-btn--max:hover,
  .contact-btn--max:focus-visible {
    background: #471aff;
  }

  .contact-btn--rutube:hover,
  .contact-btn--rutube:focus-visible {
    background: #100943;
  }

  .hero__title .glyph {
    opacity: 1;
    transform: none;
    filter: none;
    text-shadow: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }

  .card {
    transform: none;
    will-change: auto;
  }

  .card:hover .icon-spin svg,
  .card:hover .icon-spin-slow svg,
  .card:hover .icon-piston .icon-piston-head,
  .card:hover .icon-piston .icon-piston-rod,
  .card:hover .icon-bob svg,
  .card:hover .icon-spring .icon-coil {
    animation: none !important;
  }

  .title-shimmer {
    animation: none !important;
    color: inherit;
    -webkit-text-fill-color: inherit;
    background: none;
  }

  .ba__laser,
  .ba__knob {
    animation: none !important;
  }

  .map-glow-wrapper {
    animation: none !important;
    background: var(--accent);
  }

  .chat-widget {
    animation: none !important;
  }

  .btn-phone-call.is-visible svg {
    animation: none !important;
    filter: none;
  }

  .btn-phone-call.is-visible::before,
  .btn-phone-call.is-visible::after {
    animation: none !important;
    display: none;
  }

  .cookie-banner {
    transition: none;
  }

  .phone-modal {
    animation: none !important;
    background: var(--accent);
  }

  .calc__panel {
    transition: none !important;
  }

  .calc__book {
    animation: none !important;
  }

  .adv__suffix {
    opacity: 1;
    transform: none;
  }
}

a.card {
  display: block;
  color: inherit;
  text-decoration: none;
}

a.card:hover,
a.card:focus-visible {
  background: rgba(255, 255, 255, 0.04);
}

.service-page {
  padding-top: calc(var(--header-h) + 2.25rem);
}

.service-page__layout {
  max-width: 52rem;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.crumbs a {
  color: var(--muted);
  text-decoration: none;
}

.crumbs a:hover,
.crumbs a:focus-visible {
  color: var(--accent);
}

.service-page__icon {
  margin-bottom: 1rem;
}

.service-page__head h1 {
  margin: 0.35rem 0 0.75rem;
}

.service-page__lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 40rem;
}

.service-page__media {
  margin: 1.75rem 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 0 32px rgba(var(--accent-rgb), 0.16);
}

.service-page__media img {
  display: block;
  width: 100%;
  height: auto;
}

.service-page__body {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.service-page__body p {
  margin: 0 0 1rem;
}

.service-page__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.page-404 {
  padding-top: calc(var(--header-h) + 4rem);
  min-height: 70vh;
}

.page-404__wrap {
  max-width: 36rem;
}

@media (prefers-reduced-transparency: reduce) {
  .card, .header--scrolled, .hero__stats li, .adv, .ba__label, .modal__backdrop {
    backdrop-filter: none;
    background: var(--bg-elev);
  }
}