:root {
  --bg: #02040a;
  --bg-2: #050913;
  --panel: rgba(7, 18, 32, 0.78);
  --panel-2: rgba(8, 31, 49, 0.78);
  --text: #f5f8ff;
  --muted: #a8b8c6;
  --line: rgba(146, 241, 255, 0.22);
  --accent: #07e7ff;
  --accent-2: #00b8c9;
  --cyan-dark: #164f60;
  --white-soft: rgba(255, 255, 255, 0.9);
  --shadow: 0 24px 90px rgba(0, 218, 255, 0.14);
  --radius: 28px;
  --header-h: 82px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family:
    Montserrat,
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Arial,
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 75% 0%, rgba(0, 217, 255, 0.12), transparent 38%),
    var(--bg);
  line-height: 1.55;
  overflow-x: hidden;
}
body.menu-open {
  overflow: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
}

.page-noise {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: 0.09;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(
    to bottom,
    transparent,
    #000 18%,
    #000 80%,
    transparent
  );
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 110px 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px clamp(20px, 4vw, 56px);
  background: rgba(0, 2, 8, 0.52);
  border-bottom: 1px solid transparent;
  transition: 0.25s ease;
  backdrop-filter: blur(14px);
}
.site-header.scrolled {
  background: rgba(0, 2, 8, 0.86);
  border-color: rgba(255, 255, 255, 0.1);
}
.logo {
  display: inline-flex;
  align-items: center;
  width: 146px;
  min-width: 146px;
}
.logo img {
  width: 100%;
  border-radius: 4px;
  mix-blend-mode: screen;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.main-nav a {
  color: rgba(255, 255, 255, 0.78);
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  transition: 0.2s ease;
}
.main-nav a:hover,
.main-nav a.active {
  color: #fff;
  background: rgba(0, 228, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(0, 228, 255, 0.25);
}
.main-nav .nav-cta {
  color: #00151a;
  background: linear-gradient(135deg, var(--accent), #e9ffff);
}
.main-nav .nav-cta:hover {
  color: #00151a;
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 14px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
  transition: 0.2s ease;
}

.hero {
  min-height: 100vh;
  padding-top: calc(var(--header-h) + 90px);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  /* background:
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.96) 0%,
      rgba(0, 0, 0, 0.76) 35%,
      rgba(0, 0, 0, 0.26) 70%,
      rgba(0, 0, 0, 0.72) 100%
    ),
    url("assets/hero-bg.jpg") center / cover no-repeat; */
  filter: saturate(1.05) contrast(1.06);
}
.hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -18%;
  width: 52vw;
  height: 52vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 234, 255, 0.16), transparent 62%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) 430px;
  align-items: center;
  gap: 56px;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(48px, 7vw, 92px);
  line-height: 0.94;
  letter-spacing: -0.065em;
  text-transform: uppercase;
}
h2 {
  margin-bottom: 24px;
  font-size: clamp(36px, 5vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-transform: uppercase;
}
h3 {
  margin-bottom: 12px;
  font-size: 22px;
  line-height: 1.1;
}
.hero-lead,
.section-head p,
.section-copy > p {
  color: var(--white-soft);
  font-size: clamp(18px, 2vw, 22px);
  max-width: 780px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 54px;
  padding: 15px 26px;
  border: 0;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  color: #001014;
  background: linear-gradient(135deg, var(--accent), #eaffff 76%);
  box-shadow: 0 18px 60px rgba(0, 231, 255, 0.28);
}
.btn-ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
}
.hero-panel {
  position: relative;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(
    180deg,
    rgba(0, 20, 30, 0.76),
    rgba(1, 8, 15, 0.62)
  );
  box-shadow: var(--shadow);
  overflow: hidden;
}
.energy-ring {
  height: 160px;
  margin-bottom: 18px;
  border-radius: 999px;
  border: 2px solid rgba(0, 231, 255, 0.46);
  transform: rotate(-12deg);
  box-shadow:
    0 0 30px rgba(0, 231, 255, 0.45),
    inset 0 0 34px rgba(0, 231, 255, 0.18);
  background: radial-gradient(
    ellipse at center,
    rgba(0, 231, 255, 0.18),
    transparent 62%
  );
}
.stat-card {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.stat-card strong {
  color: #fff;
  font-size: 54px;
  line-height: 0.9;
  letter-spacing: -0.05em;
  text-shadow: 0 0 24px rgba(0, 231, 255, 0.42);
}
.stat-card span {
  color: var(--muted);
  font-weight: 600;
}

.two-col,
.solar-grid,
.hvm-grid,
.support-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-section {
  background: linear-gradient(180deg, var(--bg), var(--bg-2));
}
.value-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.value-grid article,
.offer-cards article,
.solution-card,
.res-card,
.contact-form,
.spec-grid div {
  border: 1px solid var(--line);
  background: linear-gradient(
    180deg,
    rgba(8, 31, 49, 0.72),
    rgba(4, 9, 18, 0.76)
  );
  border-radius: 22px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
}
.value-grid article {
  min-height: 200px;
  padding: 24px;
}
.value-grid span {
  display: inline-flex;
  margin-bottom: 26px;
  color: var(--accent);
  font-weight: 900;
}
.value-grid p,
.offer-cards p,
.solution-card p,
.solution-card li,
.res-card p,
.support-list li,
.contact-note,
.spec-grid span {
  color: var(--muted);
}

.offer-section::before,
.solutions-section::before,
.projects-section::before,
.hvm-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(
    circle at 15% 15%,
    rgba(0, 231, 255, 0.12),
    transparent 32%
  );
}
.section-head {
  max-width: 880px;
  margin-bottom: 54px;
}
.offer-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 30px;
  align-items: stretch;
}
.offer-image {
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.offer-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.offer-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.offer-cards article {
  padding: 26px;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.solution-card {
  display: flex;
  flex-direction: column;
  min-height: 430px;
  padding: 28px;
  transition: 0.25s ease;
}
.solution-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 231, 255, 0.55);
  box-shadow: 0 24px 90px rgba(0, 231, 255, 0.12);
}
.solution-icon {
  width: 62px;
  height: 62px;
  margin-bottom: 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(0, 231, 255, 0.38);
  border-radius: 18px;
  color: var(--accent);
  font-size: 26px;
  box-shadow:
    inset 0 0 26px rgba(0, 231, 255, 0.13),
    0 0 28px rgba(0, 231, 255, 0.15);
}
.solution-card ul {
  margin: auto 0 0;
  padding-left: 18px;
}
.solution-card li {
  margin: 8px 0;
}

.solar-section {
  background: linear-gradient(180deg, #030712, #010207);
}
.feature-list {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}
.feature-list div {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
}
.feature-list span {
  width: 18px;
  height: 18px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 24px var(--accent);
}
.feature-list p {
  color: var(--muted);
  margin: 0;
}
.solar-visual,
.support-image,
.hvm-visual {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: #000;
}
.solar-visual img,
.support-image img {
  width: 100%;
  height: 560px;
  object-fit: cover;
}

.projects-section {
  background: linear-gradient(180deg, var(--bg-2), #02040a);
}
.project-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.34);
  box-shadow: var(--shadow);
}
.slider-track {
  display: flex;
  transition: transform 0.38s ease;
  will-change: transform;
}
.project-card {
  min-width: 100%;
  position: relative;
  min-height: 620px;
  overflow: hidden;
}
.project-card img {
  width: 100%;
  height: 620px;
  object-fit: cover;
  filter: saturate(1.04) contrast(1.03);
}
.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.8), transparent 48%);
}
.project-card div {
  position: absolute;
  left: 36px;
  right: 36px;
  bottom: 34px;
  z-index: 2;
}
.project-card h3 {
  margin-bottom: 8px;
  font-size: clamp(28px, 4vw, 48px);
  text-transform: uppercase;
  letter-spacing: -0.04em;
}
.project-card p {
  margin: 0;
  color: var(--white-soft);
  font-size: 20px;
}
.slider-btn {
  position: absolute;
  top: 50%;
  z-index: 4;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  color: #fff;
  background: rgba(0, 0, 0, 0.45);
  cursor: pointer;
  transform: translateY(-50%);
  font-size: 40px;
  line-height: 1;
  backdrop-filter: blur(10px);
}
.slider-btn:hover {
  background: rgba(0, 231, 255, 0.16);
}
.slider-btn.prev {
  left: 20px;
}
.slider-btn.next {
  right: 20px;
}

.residential-section {
  background: #010207;
}
.residential-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.res-card {
  overflow: hidden;
  padding: 20px;
}
.res-card img {
  width: 100%;
  aspect-ratio: 1.1 / 1;
  object-fit: cover;
  border-radius: 16px;
  margin-bottom: 22px;
  background: #000;
}
.res-card h3 {
  text-transform: uppercase;
}

.hvm-section {
  overflow: hidden;
}
.hvm-visual {
  display: grid;
  place-items: center;
  min-height: 560px;
  background:
    radial-gradient(circle at 50% 50%, rgba(0, 231, 255, 0.1), transparent 68%),
    #03050a;
}
.hvm-visual img {
  max-height: 520px;
  object-fit: contain;
}
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 34px 0;
}
.spec-grid div {
  padding: 22px;
}
.spec-grid strong {
  display: block;
  color: #fff;
  font-size: 26px;
  line-height: 1.08;
}
.spec-grid span {
  display: block;
  margin-top: 8px;
}

.support-section {
  background: linear-gradient(180deg, #030712, #000);
}
.support-list {
  display: grid;
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}
.support-list li {
  position: relative;
  padding-left: 34px;
  font-size: 19px;
}
.support-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 16px;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 18px var(--accent);
}

.contact-section {
  padding-bottom: 130px;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.96), rgba(0, 0, 0, 0.56)),
    url("assets/hero-bg.jpg") center / cover fixed no-repeat;
}
.contact-note {
  margin-top: 28px;
  padding: 20px 24px;
  border-left: 3px solid var(--accent);
  background: rgba(0, 231, 255, 0.08);
  border-radius: 0 18px 18px 0;
}
.contact-form {
  display: grid;
  gap: 18px;
  padding: 28px;
}
.contact-form label {
  display: grid;
  gap: 8px;
}
.contact-form span {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 800;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.06);
  padding: 16px 18px;
  outline: none;
  transition: 0.2s ease;
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: rgba(0, 231, 255, 0.72);
  box-shadow: 0 0 0 4px rgba(0, 231, 255, 0.11);
}
.contact-form select option {
  color: #000;
}
.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--accent);
  font-weight: 800;
}
.form-status.error {
  color: #ffb3b3;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: #000;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 26px 0;
  color: var(--muted);
  font-size: 14px;
}
.footer-inner span:first-child {
  color: #fff;
  font-weight: 900;
  font-size: 20px;
}
.footer-inner a {
  color: var(--accent);
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.65s ease,
    transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 {
  transition-delay: 0.12s;
}
.delay-2 {
  transition-delay: 0.22s;
}

@media (max-width: 1120px) {
  .solutions-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-grid,
  .two-col,
  .solar-grid,
  .hvm-grid,
  .support-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero-panel {
    max-width: 620px;
  }
  .offer-layout {
    grid-template-columns: 1fr;
  }
  .offer-image {
    min-height: 440px;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 74px;
  }
  .site-header {
    padding: 14px 20px;
  }
  .logo {
    width: 126px;
    min-width: 126px;
  }
  .menu-toggle {
    display: block;
  }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 14px;
    right: 14px;
    display: grid;
    gap: 8px;
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 22px;
    background: rgba(0, 3, 10, 0.96);
    box-shadow: 0 24px 90px rgba(0, 0, 0, 0.6);
    transform: translateY(-18px);
    opacity: 0;
    visibility: hidden;
    transition: 0.2s ease;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .main-nav a {
    padding: 13px 16px;
  }
  .hero {
    padding-top: calc(var(--header-h) + 44px);
  }
  .section {
    padding: 78px 0;
  }
  .value-grid,
  .offer-cards,
  .residential-grid,
  .spec-grid {
    grid-template-columns: 1fr;
  }
  .project-card,
  .project-card img {
    min-height: 500px;
    height: 500px;
  }
  .slider-btn {
    width: 46px;
    height: 46px;
    font-size: 34px;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(100% - 28px, var(--container));
  }
  h1 {
    font-size: 43px;
  }
  h2 {
    font-size: 34px;
  }
  .hero-lead,
  .section-head p,
  .section-copy > p {
    font-size: 17px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-panel {
    padding: 20px;
  }
  .energy-ring {
    height: 110px;
  }
  .stat-card {
    grid-template-columns: 68px 1fr;
  }
  .stat-card strong {
    font-size: 42px;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .solution-card {
    min-height: auto;
  }
  .solar-visual img,
  .support-image img {
    height: 360px;
  }
  .project-card,
  .project-card img {
    min-height: 440px;
    height: 440px;
  }
  .project-card div {
    left: 22px;
    right: 22px;
    bottom: 24px;
  }
  .project-card p {
    font-size: 16px;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

.logo {
  position: relative;
  display: inline-block;
  isolation: isolate;
}

.logo img {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: auto;
}

.logo {
  position: relative;
  display: inline-block;
  isolation: isolate;
}

.logo img {
  display: block;
  position: relative;
  z-index: 1;
  max-width: 100%;
  height: auto;
}

.logo__sparkles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.logo__sparkles::before,
.logo__sparkles::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.2s ease;
}

/* Основные светящиеся точки */
.logo__sparkles::before {
  background:
    radial-gradient(
      circle at 48% 8%,
      rgba(255, 255, 255, 1) 0 1px,
      rgba(115, 240, 255, 0.95) 2px,
      transparent 10px
    ),
    radial-gradient(
      circle at 36% 30%,
      rgba(255, 255, 255, 1) 0 1px,
      rgba(115, 240, 255, 0.9) 2px,
      transparent 9px
    ),
    radial-gradient(
      circle at 82% 73%,
      rgba(255, 255, 255, 1) 0 1px,
      rgba(115, 240, 255, 0.9) 2px,
      transparent 9px
    ),
    radial-gradient(
      circle at 29% 86%,
      rgba(255, 255, 255, 1) 0 1px,
      rgba(115, 240, 255, 0.85) 2px,
      transparent 9px
    );
}

/* Дополнительные мелкие вспышки */
.logo__sparkles::after {
  background:
    radial-gradient(
      circle at 60% 18%,
      rgba(255, 255, 255, 0.95) 0 1px,
      rgba(115, 240, 255, 0.8) 2px,
      transparent 7px
    ),
    radial-gradient(
      circle at 73% 35%,
      rgba(255, 255, 255, 0.95) 0 1px,
      rgba(115, 240, 255, 0.8) 2px,
      transparent 7px
    ),
    radial-gradient(
      circle at 18% 68%,
      rgba(255, 255, 255, 0.95) 0 1px,
      rgba(115, 240, 255, 0.75) 2px,
      transparent 7px
    );
}

.logo.is-scrolling .logo__sparkles::before {
  opacity: 1;
  animation: sparklePulseA 0.7s ease-in-out infinite alternate;
}

.logo.is-scrolling .logo__sparkles::after {
  opacity: 1;
  animation: sparklePulseB 0.55s ease-in-out infinite alternate;
}

@keyframes sparklePulseA {
  0% {
    opacity: 0.2;
    transform: scale(0.98);
    filter: brightness(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.02);
    filter: brightness(1.8);
  }
}

@keyframes sparklePulseB {
  0% {
    opacity: 0.15;
    transform: scale(0.96);
    filter: brightness(0.9);
  }
  100% {
    opacity: 0.9;
    transform: scale(1.04);
    filter: brightness(2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo__sparkles::before,
  .logo__sparkles::after {
    animation: none !important;
  }
}

ul {
  list-style: none;
  padding-left: 0;
}

ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

ul li::before {
  content: "";
  flex: 0 0 18px;

  width: 18px;
  height: 18px;
  margin-top: 2px;

  background: url("assets/point.png") center / contain no-repeat;
}

main > .section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

main > .section::before {
  content: none;
}

main > .section:first-child::before,
main > .section:last-child::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;

  background-image:
    linear-gradient(rgba(0, 0, 0, 0.28), rgba(0, 0, 0, 1)),
    url("assets/back.png");

  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;

  opacity: 0;
  visibility: hidden;
  transform: scale(1.05);

  transition:
    opacity 0.9s ease,
    transform 1.2s ease,
    visibility 0s linear 0.9s;
}

main > .section.bg-visible::before {
  opacity: 1;
  visibility: visible;
  transform: scale(1);

  transition:
    opacity 0.9s ease,
    transform 1.2s ease,
    visibility 0s;
}

main > .section > .container {
  position: relative;
  z-index: 2;
}

.hero .hero-bg {
  z-index: 0;
}

/* Планшеты */
@media (max-width: 1024px) {
  main > .section::before {
    background-position: center;
    background-size: cover;
  }
}

/* Мобильная версия */
@media (max-width: 768px) {
  main > .section::before {
    background-image:
      linear-gradient(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.35)),
      url("assets/back.png");

    background-size: 100% auto;
    background-position: center center;
    background-repeat: no-repeat;
  }

  main > .section.bg-visible::before {
    transform: scale(1);
  }
}

.form-status {
  min-height: 24px;
  margin: 0;
}

.form-status.success {
  color: #54e8ff;
}

.form-status.error {
  color: #ff6b6b;
}

.contact-form button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}