:root {
  --bg-deep: #0a0e14;
  --bg-panel: #111923;
  --bg-panel-hover: #162030;
  --text: #e8eef4;
  --text-muted: #94a3b8;
  --neon: #22d3ee;
  --neon-dim: rgba(34, 211, 238, 0.35);
  --neon-glow: rgba(34, 211, 238, 0.12);
  --border: rgba(34, 211, 238, 0.18);
  --header-compact: 72px;
  --font: "Manrope", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 14px;
}

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

html {
  scroll-behavior: smooth;
  /* якоря (#services и т.д.) — заголовок не под фиксированной шапкой */
  scroll-padding-top: calc(var(--header-compact) + 0.75rem);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .pipe-line {
    animation: none !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-deep);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--neon);
}

a:hover {
  color: #67e8f9;
}

/* ——— Neon pipe background ——— */

.pipe-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background: radial-gradient(ellipse 100% 80% at 50% -20%, rgba(8, 145, 178, 0.18), transparent 55%), var(--bg-deep);
}

.pipe-svg {
  position: absolute;
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 12px rgba(34, 211, 238, 0.25));
}

.pipe-line {
  stroke-linecap: round;
  animation: pipe-flow 28s ease-in-out infinite;
}

.pipe-line--2 {
  animation-duration: 36s;
  animation-delay: -4s;
}

.pipe-line--3 {
  animation-duration: 32s;
  animation-delay: -8s;
}

.pipe-line--4 {
  animation-duration: 40s;
  animation-delay: -12s;
}

@keyframes pipe-flow {
  0%,
  100% {
    stroke-dashoffset: 0;
    opacity: 0.5;
  }
  50% {
    stroke-dashoffset: -80;
    opacity: 0.85;
  }
}

.pipe-line {
  stroke-dasharray: 12 20;
}

.pipe-grid {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.1) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 85% 70% at 50% 30%, black 20%, transparent 75%);
}

/* ——— Header ——— */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition:
    border-color 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
  border-color: var(--border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.65rem 0.75rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.65rem 1.25rem;
  min-height: var(--header-compact);
}

.logo-link {
  line-height: 0;
  flex-shrink: 0;
}

.logo-img {
  height: clamp(44px, 10vw, 52px);
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 14px rgba(34, 211, 238, 0.28));
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.btn-call-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--bg-deep);
  background: linear-gradient(135deg, var(--neon), #06b6d4);
  border-radius: 999px;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.35);
  transition:
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}

.btn-call-top:hover {
  color: var(--bg-deep);
  transform: translateY(-1px);
  box-shadow: 0 0 28px rgba(34, 211, 238, 0.5);
}

.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(34, 211, 238, 0.06);
  cursor: pointer;
  transition: background 0.25s var(--ease);
}

.burger:hover {
  background: rgba(34, 211, 238, 0.12);
}

.burger-bar {
  display: block;
  width: 1.1rem;
  height: 2px;
  margin: 0 auto;
  background: var(--neon);
  border-radius: 1px;
  transition:
    transform 0.35s var(--ease),
    opacity 0.2s;
}

.burger[aria-expanded="true"] .burger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger[aria-expanded="true"] .burger-bar:nth-child(2) {
  opacity: 0;
}

.burger[aria-expanded="true"] .burger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(300px, 86vw);
  height: 100vh;
  padding: calc(var(--header-compact) + 1.5rem) 1.5rem 2rem;
  background: rgba(17, 25, 35, 0.97);
  border-left: 1px solid var(--border);
  box-shadow: -12px 0 40px rgba(0, 0, 0, 0.45);
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  z-index: 99;
}

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

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.drawer-nav a {
  padding: 0.9rem 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition:
    background 0.2s,
    border-color 0.2s;
}

.drawer-nav a:hover {
  background: var(--neon-glow);
  border-color: var(--border);
  color: var(--neon);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 98;
  background: rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease);
}

.drawer-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.drawer-backdrop:not(.is-visible) {
  pointer-events: none;
}

.header-placeholder {
  height: var(--header-compact);
}

/* ——— Layout ——— */

.page-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
}

.main-col {
  min-width: 0;
}

/* ——— Hero ——— */

.hero {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.hero-media {
  position: relative;
  max-height: min(70vh, 520px);
}

.hero-media img {
  width: 100%;
  height: min(70vh, 520px);
  object-fit: cover;
}

/* Кадр: ~2/3 высоты снимка, сдвиг +10cm по вертикали */
.hero-media__img--well-result {
  object-position: center 56%;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 20, 0.2) 0%, rgba(10, 14, 20, 0.75) 55%, rgba(10, 14, 20, 0.92) 100%);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  padding: 1.5rem 1.5rem 1.75rem;
  margin-top: -4rem;
}

@media (min-width: 640px) {
  .hero-copy {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    margin-top: 0;
    padding: 2rem 2rem 2.25rem;
  }
}

.hero-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.6);
}

.hero-text {
  margin: 0 0 1.25rem;
  max-width: 40ch;
  color: var(--text-muted);
  font-size: 1rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.35rem;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition:
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease),
    background 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--neon), #06b6d4);
  color: var(--bg-deep);
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.35);
}

.btn-primary:hover {
  color: var(--bg-deep);
  transform: translateY(-1px);
}

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

.btn-ghost:hover {
  border-color: var(--neon);
  color: var(--neon);
}

/* ——— Sections ——— */

.section {
  margin-bottom: 2.75rem;
}

.section-title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 2.8vw, 1.75rem);
  font-weight: 700;
}

.section-lead {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
  max-width: 52ch;
}

.section-lead--gallery {
  margin-bottom: 1rem;
}

/* ——— Services ——— */

.service-card {
  display: grid;
  gap: 1.25rem;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
  transition: border-color 0.25s var(--ease);
}

.service-card:hover {
  border-color: rgba(34, 211, 238, 0.35);
}

@media (min-width: 768px) {
  .service-card {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 1.5rem;
  }

  .service-card--reverse .service-card__media {
    order: 2;
  }

  .service-card--reverse .service-card__body {
    order: 1;
  }
}

.service-card__media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid var(--border);
}

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

.service-card__media--pair img {
  height: 160px;
}

/* Благоустройство: карусель (свайп + стрелки + точки) */
.service-card__media--blago-gallery {
  min-height: 0;
}

.blago-gallery {
  position: relative;
  width: 100%;
}

.blago-gallery__viewport {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  scrollbar-width: thin;
  scrollbar-color: rgba(34, 211, 238, 0.35) transparent;
}

.blago-gallery__viewport::-webkit-scrollbar {
  height: 5px;
}

.blago-gallery__viewport::-webkit-scrollbar-thumb {
  background: rgba(34, 211, 238, 0.35);
  border-radius: 3px;
}

.blago-gallery__track {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}

.blago-gallery__slide {
  flex: 0 0 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.blago-gallery__zoom {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: none;
  cursor: zoom-in;
  background: transparent;
  border-radius: inherit;
}

.blago-gallery__zoom:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.blago-gallery__zoom img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blago-gallery__img--diagram {
  object-fit: contain;
  background: rgba(15, 23, 42, 0.55);
}

.blago-gallery__arrow {
  position: absolute;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(10, 14, 20, 0.82);
  color: var(--neon);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.2s var(--ease),
    color 0.2s;
}

.blago-gallery__arrow:hover {
  background: rgba(34, 211, 238, 0.15);
  color: #a5f3fc;
}

.blago-gallery__arrow--prev {
  left: 0.35rem;
}

.blago-gallery__arrow--next {
  right: 0.35rem;
}

.blago-gallery__dots {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.blago-gallery__dot {
  width: 7px;
  height: 7px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.45);
  cursor: pointer;
  transition:
    background 0.2s,
    transform 0.2s;
}

.blago-gallery__dot.is-active {
  background: var(--neon);
  transform: scale(1.2);
}

@media (min-width: 768px) {
  .service-card__media img {
    height: 100%;
    min-height: 260px;
  }

  .service-card__media--pair img {
    min-height: 0;
    height: 125px;
  }

  .service-card__media--blago-gallery .blago-gallery__zoom img {
    min-height: 0;
    height: 240px;
  }
}

.service-card__title {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.service-card__text {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.service-card__phone-label {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.service-card__phone {
  font-size: 1.35rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--neon);
}

.service-card__phone:hover {
  color: #a5f3fc;
}

/* ——— Installment ——— */

.section--installment {
  margin-bottom: 2.5rem;
}

.installment-card {
  padding: 1.5rem 1.75rem;
  background: linear-gradient(145deg, rgba(34, 211, 238, 0.08), var(--bg-panel));
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.section-title--in-card {
  margin-bottom: 0.65rem;
}

.installment-intro {
  margin: 0 0 0.75rem;
  font-weight: 600;
}

.installment-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-muted);
}

.installment-list li {
  margin-bottom: 0.35rem;
}

/* ——— Warranty & documents ——— */

.section--warranty {
  margin-bottom: 2.5rem;
}

.warranty-docs-lead {
  margin: 0 0 0.5rem;
  font-weight: 600;
  color: var(--text);
}

.warranty-docs-list {
  margin-top: 0;
}

/* ——— Stats ——— */

.section-stats {
  padding: 1.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 2.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.stat-block {
  text-align: center;
  padding: 1.25rem;
  background: rgba(34, 211, 238, 0.05);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.stat-value {
  display: block;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--neon);
  text-shadow: 0 0 30px var(--neon-dim);
}

.stat-suffix {
  font-weight: 700;
}

.stat-caption {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ——— Contacts ——— */

.section--contacts {
  margin-bottom: 2rem;
}

.contacts-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 560px) {
  .contacts-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-block {
  padding: 1.25rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-block h3 {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.contact-tel {
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--neon);
}

.contact-tel:hover {
  color: #a5f3fc;
}

.insta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  text-decoration: none;
}

.insta-icon {
  width: 1.35rem;
  height: 1.35rem;
  background: linear-gradient(145deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  border-radius: 6px;
  flex-shrink: 0;
}

/* ——— Gallery rail (horizontal swipe) ——— */

.section-gallery {
  margin-bottom: 2.75rem;
}

.gallery-rail-wrap {
  position: relative;
  margin-left: -1.25rem;
  margin-right: -1.25rem;
}

.gallery-rail-wrap::before,
.gallery-rail-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0.75rem;
  width: 2rem;
  z-index: 1;
  pointer-events: none;
}

.gallery-rail-wrap::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-deep), transparent);
}

.gallery-rail-wrap::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-deep), transparent);
}

.gallery-rail {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 1.25rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(34, 211, 238, 0.35) transparent;
  outline: none;
}

.gallery-rail:focus-visible {
  box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.45);
  border-radius: var(--radius);
}

.gallery-rail::-webkit-scrollbar {
  height: 6px;
}

.gallery-rail::-webkit-scrollbar-thumb {
  background: rgba(34, 211, 238, 0.35);
  border-radius: 3px;
}

.gallery-rail__track {
  display: flex;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0.35rem 1.25rem 1rem;
  width: max-content;
}

.gallery-rail__slide {
  flex: 0 0 min(calc(100vw - 3.5rem), 440px);
  max-width: 440px;
  scroll-snap-align: center;
  scroll-snap-stop: always;
}

.gallery-thumb {
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: zoom-in;
  background: var(--bg-panel);
  transition:
    border-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.gallery-thumb:hover {
  border-color: rgba(34, 211, 238, 0.45);
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.12);
}

.gallery-thumb:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.gallery-thumb img {
  width: 100%;
  height: min(52vw, 280px);
  max-height: 300px;
  object-fit: cover;
}

.gallery-thumb img.thumb-crop--well-bottom {
  object-position: center 78%;
}

.gallery-thumb img.thumb-crop--pump-top {
  object-position: center 38%;
}

@media (min-width: 640px) {
  .gallery-thumb img {
    height: 260px;
  }

  .gallery-thumb img.thumb-crop--pump-top {
    object-position: center 34%;
  }
}

/* ——— Footer ——— */

.site-footer {
  padding: 1.25rem 1.5rem 2rem;
  border-top: 1px solid var(--border);
  background: rgba(10, 14, 20, 0.9);
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-name {
  font-weight: 600;
  color: var(--text);
}

/* ——— Lightbox ——— */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.88);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-img {
  max-width: min(96vw, 1100px);
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 0 60px rgba(34, 211, 238, 0.12);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg-panel);
  color: var(--text);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s;
}

.lightbox-close:hover {
  background: var(--bg-panel-hover);
}