@font-face {
  font-family: "Manrope";
  src: url("../fonts/Manrope-VariableFont_wght.ttf") format("truetype");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Manrope", system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  overflow-x: clip;
}

a {
  text-decoration: none;
}

button {
  cursor: pointer;
}

:root {
  color-scheme: light;
  font-family: "Manrope", system-ui, sans-serif;

  /* Figma Design Colors */
  /* Background colors */
  --color-primary-blue: #19407e;
  --color-primary-blue-dark: #19407e;

  /* Selection/Accent colors */
  --color-light-gray: #ececec;
  --color-white: #ffffff;
  --color-gray-bg: #f5f7fa;
  --color-blue-accent: #0c8ecb;
  --color-blue-light: #62c3ef;
  --color-blue-pale: #cde0ff;

  /* Status colors */
  --color-success: #0cc143;
  --color-error: #a00000;

  /* Neutral colors */
  --color-gray-border: #e5e7eb;
  --color-gray-medium: #a3a3a3;
  --color-gray-dark: #242424;
  --color-almost-white: #fefefe;

  /* Opacity variants */
  --color-blue-accent-10: rgba(12, 142, 203, 0.1);
  --color-gray-dark-50: rgba(45, 45, 45, 0.5);
  --color-blue-pale-10: rgba(205, 224, 255, 0.1);

  /* Semantic tokens */
  --bg: var(--color-gray-bg);
  --surface: var(--color-light-gray);
  --surface-alt: var(--color-almost-white);
  --accent: var(--color-blue-accent);
  --accent-strong: var(--color-primary-blue);
  --text: var(--color-gray-dark);
  --text-muted: var(--color-gray-medium);
  --border: var(--color-gray-border);
  --header-bg: var(--color-white);
  --header-height: 100px;
  --page-shell-gutter: 18px;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

h2 {
  font-weight: 400;
}

.page-shell {
  width: 100%;
  max-width: 1772px;
  margin: 0 auto;
  padding-top: var(--header-height);
  padding-left: var(--page-shell-gutter);
  padding-right: var(--page-shell-gutter);
  /* padding: 32px 24px 48px; */
}

.site-header {
  background: var(--header-bg);
  padding: 16px 32px;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  border-bottom: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1736px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  z-index: 1001;
  position: relative;
}

.brand-logo {
  height: 68px;
  width: auto;
}

.brand-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.brand-label {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  gap: 0;
  align-items: flex-start;
  position: relative;
  flex-wrap: nowrap;
}

.main-nav a,
.main-nav .nav-link-with-icon {
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s ease;
  font-size: 1.25rem;
  position: relative;
  padding: 16px 32px;
  white-space: nowrap;
}

.nav-item {
  position: relative;
  flex-shrink: 0;
}

.nav-link-with-icon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
}

.nav-link-with-icon svg {
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.nav-submenu {
  display: none;
}

.nav-item-more {
  display: none;
}

.nav-more-toggle {
  min-width: 64px;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
}

.main-nav-button {
  display: none;
  padding: 12px 24px;
  background: var(--color-blue-accent);
  color: var(--color-white);
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.main-nav a:hover,
.main-nav .nav-link-with-icon:hover {
  color: var(--accent);
}

/* Активный пункт меню */
.main-nav a.is-active {
  color: var(--accent);
  font-weight: 600;
}

.main-nav a.is-active.has-dropdown::after {
  content: "▼";
  font-size: 0.65rem;
  margin-left: 6px;
  color: var(--accent);
}

@media (min-width: 901px) {
  .main-nav {
    align-items: center;
  }

  .nav-item-dropdown {
    padding-bottom: 20px;
    margin-bottom: -20px;
  }

  .nav-item-dropdown .nav-link-with-icon {
    position: relative;
    z-index: 2;
  }

  .nav-item-dropdown:hover .nav-link-with-icon,
  .nav-item-dropdown:focus-within .nav-link-with-icon,
  .nav-item-dropdown.is-open .nav-link-with-icon {
    color: var(--accent);
  }

  .nav-item-dropdown:hover .nav-link-with-icon svg,
  .nav-item-dropdown:focus-within .nav-link-with-icon svg,
  .nav-item-dropdown.is-open .nav-link-with-icon svg {
    transform: rotate(180deg);
  }

  .nav-submenu {
    position: absolute;
    top: calc(100% - 20px);
    left: 50%;
    display: flex;
    flex-direction: column;
    gap: 18px;
    min-width: 246px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #ffffff 0%, #f4f7fb 100%);
    border: 1px solid rgba(25, 64, 126, 0.08);
    border-radius: 8px;
    box-shadow: 0 28px 60px rgba(20, 38, 70, 0.18);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateX(-50%) translateY(10px);
    transition:
      opacity 0.25s ease,
      transform 0.25s ease,
      visibility 0.25s ease;
  }

  .nav-item-dropdown:hover .nav-submenu,
  .nav-item-dropdown:focus-within .nav-submenu,
  .nav-item-dropdown.is-open .nav-submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
  }

  .nav-submenu a {
    width: 100%;
    padding: 0;
    font-size: 18px;
    line-height: 1.15;
    font-weight: 400;
    color: #242424;
    white-space: nowrap;
  }

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

@media (min-width: 901px) and (max-width: 1399px) {
  .site-header {
    padding: 12px 24px;
  }

  .brand-logo {
    height: 56px;
  }

  .main-nav a,
  .main-nav .nav-link-with-icon {
    font-size: 1.125rem;
    padding: 14px 20px;
  }

  .nav-more-toggle {
    min-width: 56px;
    padding-left: 14px;
    padding-right: 14px;
  }

  .nav-submenu {
    padding: 14px 24px;
  }
}

@media (min-width: 901px) and (max-width: 1120px) {
  .site-header {
    padding: 10px 20px;
  }

  .brand-logo {
    height: 52px;
  }

  .main-nav a,
  .main-nav .nav-link-with-icon {
    font-size: 1rem;
    padding: 12px 14px;
  }

  .nav-item-more {
    display: block;
  }

  .nav-link-collapse {
    display: none;
  }
}

@media (min-width: 901px) and (max-width: 980px) {
  .nav-link-collapse-md {
    display: none;
  }

  .nav-more-link-md {
    display: block;
  }
}

@media (min-width: 981px) {
  .nav-more-link-md {
    display: none;
  }
}

/* Мобильное меню */
.main-nav.is-open {
  display: flex;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.nav-toggle span {
  width: 28px;
  height: 3px;
  background: var(--text);
  border-radius: 999px;
  transition: all 0.3s ease;
  position: absolute;
}

.nav-toggle span:nth-child(1) {
  top: 12px;
}

.nav-toggle span:nth-child(2) {
  top: 20px;
}

.nav-toggle span:nth-child(3) {
  top: 28px;
}

/* Анимация превращения в крестик */
.nav-toggle.is-active span:nth-child(1) {
  top: 20px;
  transform: rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-active span:nth-child(3) {
  top: 20px;
  transform: rotate(-45deg);
}

/* ========================================
   Hero Banner - Главная секция с изображением
   ======================================== */
.hero-banner {
  margin-top: 60px;
  height: 812px;
  border-radius: 16px 16px 0 16px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
}

/* Video background */
.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  fill:
    linear-gradient(180deg, rgba(0, 0, 0, 0) 50%, rgba(0, 0, 0, 0.6) 100%),
    linear-gradient(0deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.2) 100%);
}

/* Dark overlay for better text readability */
.hero-banner::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.6) 100%
  );
  pointer-events: none;
  z-index: 2;
}

.hero-overlay {
  position: relative;
  z-index: 3;
  width: 100%;
  padding: 48px;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

/* Process button with recording indicator */
.btn-process {
  position: absolute;
  text-decoration: none;
  top: 52px;
  left: 52px;
  padding: 16px 32px;
  border-radius: 100px;
  border: 1px solid var(--desktop-ececec, #ececec);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: clamp(14px, 1.04vw, 18px);
  font-weight: 500;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 57px;
  z-index: 4;
}

/* Recording dot animation */
.recording-dot {
  width: 8px;
  height: 8px;
  background: #e90404;
  border-radius: 50%;
  will-change: opacity;
  animation: pulse-recording 1s ease-in-out infinite;
  /* box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7); */
}

@keyframes pulse-recording {
  0% {
    opacity: 1;
    /* background: #e90404; */
  }
  50% {
    opacity: 0.1;
    /* background: #e90404; */
  }
  100% {
    opacity: 1;
    /* background: #e90404; */
  }
}

/* Hero text container */
.hero-text {
  max-width: 1196px;
}

.hero-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: normal;
  max-width: 100%;
}

@media (min-width: 901px) {
  .hero-overlay {
    padding: 48px;
  }

  .hero-text {
    max-width: min(1196px, calc(100% - clamp(360px, 32vw, 620px)));
  }

  .hero-title {
    line-height: 1.15;
  }
}

@media (min-width: 901px) and (min-aspect-ratio: 16/10) and (max-height: 920px) {
  .hero-banner {
    height: clamp(620px, calc(100vh - 170px), 720px);
  }

  .hero-overlay {
    padding: 36px 40px;
  }

  .hero-text {
    /* max-width: min(1080px, calc(100% - 140px)); */
  }

  .hero-title {
    font-size: clamp(1.9rem, 2.6vw, 3rem);
  }

  .btn-process {
    text-decoration: none;
    top: 36px;
    left: 36px;
    padding: 14px 26px;
    height: 52px;
  }

  .hero-corner-card {
    padding: 24px 0 0 24px;
  }

  .btn-configurator {
    width: 320px;
    height: 80px;
    padding: 18px 40px;
    font-size: 1.25rem;
  }
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 400;
  line-height: 1.5;
  margin: 0;
  opacity: 0.95;
  text-shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
}

/* Hero corner card - Белая выемка с кнопкой */
.hero-corner-card {
  position: absolute;
  bottom: 0;
  right: 0;
  background: var(--color-gray-bg);
  border-radius: 15px 0 0 0;
  padding: 40px 0 0 40px;
  z-index: 3;
}

.hero-corner-card::before {
  content: "";
  position: absolute;
  z-index: 2;
  bottom: 0;
  left: -15px;
  width: 15px;
  height: 15px;
  background-image: url("../img/icons/corner.svg");
  /* border-right: 2px solid var(--color-gray-bg); */
  box-shadow: 1px 0 0 var(--color-gray-bg);
}

.hero-corner-card::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: -15px;
  right: 0;
  width: 15px;
  height: 15px;
  background-image: url("../img/icons/corner.svg");
  box-shadow: 1px 0 0 var(--color-gray-bg);
}

.btn-configurator {
  padding: 24px 80px;
  background: var(--color-blue-accent);
  color: var(--color-light-gray);
  border: none;
  width: 404px;
  height: 96px;
  border-radius: 8px;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-card-dark,
.btn-card-blue,
.btn-configurator,
.btn-primary,
.btn-submit {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-decoration: none;
}

.btn-card-dark::before,
.btn-card-blue::before,
.btn-configurator::before,
.btn-primary::before,
.btn-submit::before {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -140px;
  width: 102px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.16) 20%,
    rgba(255, 255, 255, 0.2) 48%,
    rgba(255, 255, 255, 0.3) 78%,
    rgba(255, 255, 255, 0.42) 100%
  );
  transform: skewX(-24deg);
  opacity: 1;
  pointer-events: none;
  z-index: 1;
  transition:
    left 1.45s cubic-bezier(0.23, 0.72, 0.32, 1),
    opacity 0.55s ease;
}

@media (hover: hover) and (pointer: fine) {
  .btn-card-dark:hover::before,
  .btn-card-blue:hover::before,
  .btn-configurator:hover::before,
  .btn-primary:hover::before,
  .btn-submit:hover::before {
    left: 120%;
  }
}

.btn-configurator:hover {
  box-shadow: 0 8px 20px rgba(12, 142, 203, 0.2);
}

.btn-configurator:active {
  transform: translateY(0);
}

.btn-primary {
  padding: 24px 48px;
  background: var(--color-blue-accent);
  color: var(--color-light-gray);
  text-transform: uppercase;
  border: none;
  border-radius: 8px;
  font-size: clamp(16px, 1.04vw, 18px);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.8s ease;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary:hover {
  box-shadow: 0 8px 20px rgba(12, 142, 203, 0.2);
}

.btn-primary:active {
  transform: translateY(0);
}

/* ========================================
   Info Cards - Две информационные карточки
   ======================================== */
.info-cards {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.info-card {
  padding: 52px;
  border-radius: 24px;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
  min-height: 490px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Content wrapper inside card */
.card-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.info-card h2 {
  font-size: 40px;
  margin: 0 0 24px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--color-light-gray);
}

.info-card p {
  width: 100%;
  margin-bottom: 32px;
  font-size: clamp(16px, 1.15vw, 20px);
  font-weight: 400;
  flex-grow: 1;
  color: var(--color-light-gray);
}

/* Синяя карточка с диагональным паттерном */
.info-card-blue {
  background: radial-gradient(
    118.49% 69.01% at 100% 100%,
    #fff 0%,
    #42a7d6 58.43%,
    #0c8ecb 100%
  );
}

/* Фоновое изображение для синей карточки */
.info-card-blue::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 300px;
  height: 250px;
  background: url("../img/main/card_1.png") center/cover no-repeat;
  border-radius: 16px 0 24px 0;
  pointer-events: none;
  z-index: 0;
}

/* Темная карточка с градиентом */
.info-card-dark {
  background: radial-gradient(
    134.88% 85.73% at 101.53% 102.1%,
    rgba(16, 247, 255, 0.8) 0%,
    rgba(32, 80, 81, 0.96) 67.79%,
    #242424 100%
  );
}

/* Фоновое изображение для темной карточки */
.info-card-dark::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 350px;
  height: 300px;
  background: url("../img/main/card_2.png") center right/contain no-repeat;
  pointer-events: none;
  z-index: 0;
}

/* Декоративные элементы с цифрами */
.card-deco {
  position: absolute;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.15);
  pointer-events: none;
  z-index: 1;
  line-height: 1;
}

.card-deco-tl {
  top: 20px;
  left: 20px;
}

.card-deco-tr {
  top: 20px;
  right: 20px;
}

.card-deco-bl {
  bottom: 20px;
  left: 20px;
}

.card-deco-br {
  bottom: 20px;
  right: 20px;
}

.card-deco-middle {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 4rem;
  opacity: 0.5;
}

/* Кнопки для карточек */
.btn-card-dark {
  padding: 24px 48px;
  background: var(--color-primary-blue);
  color: var(--color-light-gray);
  border: none;
  border-radius: 8px;
  font-size: 18px;
  width: 300px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  text-transform: uppercase;
}

.btn-card-blue {
  padding: 24px 48px;
  background: var(--color-blue-accent);
  color: var(--color-light-gray);
  border: none;
  width: 300px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  text-transform: uppercase;
}

.btn-card-blue:hover {
  box-shadow: 0 8px 20px rgba(12, 142, 203, 0.2);
}

.btn-card-blue:active {
  transform: translateY(0);
}

/* ========================================
   Complex Solutions - Комплексные решения
   ======================================== */
.complex-solutions {
  padding: 60px 0;
  color: var(--color-white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
}

.btn-outline-white {
  padding: 16px 32px;
  font-family: "Manrope", system-ui, sans-serif;
  position: absolute;
  top: 52px;
  left: 52px;
  border: 1px solid #ececec;
  border-radius: 50px;
  background: transparent;
  color: #ececec;
  font-size: 18px;
  cursor: default;
  transition: all 0.3s ease;
  margin-bottom: 24px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.solutions-content {
  background: #19407e;
  background-blend-mode: lighten, normal;
  padding: 52px;
  height: 708px;
  border-radius: 16px;
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-direction: column;
}

.solutions-content::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: url("../img/main/solutions_bg.png") center/cover no-repeat;
  opacity: 0.1;
  pointer-events: none;
}

.solutions-content h2 {
  font-size: 40px;
  margin: 0 0 32px;
  color: var(--color-light-gray);
}

.solutions-content p {
  font-size: clamp(18px, 1.38vw, 24px);
  max-width: 694px;
  color: var(--color-light-gray);
}

/* Slider */

.solotions-slider-outer {
  position: absolute;
  width: 60%;
  max-width: 60%;
  height: 607px;
  display: flex;
  flex-direction: column;
  right: -92px;
  top: 161px;
}

.solutions-slider-wrapper {
  position: absolute;
  right: 0;
  overflow: hidden;
  overflow-x: scroll;
  scroll-behavior: smooth;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  -ms-overflow-style: none;
  width: 100%;
  max-width: none;
}

.solutions-slider {
  display: flex;
  gap: 32px;
  width: max-content;

  padding: 4px;
  margin: -4px;
}

.solutions-slider::-webkit-scrollbar {
  display: none;
}

.solution-slide {
  width: 418px;
  height: 488px;
  flex: 0 0 418px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--color-white);
  position: relative;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  cursor: pointer;
}

.solution-slide:hover img,
.solution-slide.active img {
  transform: translateY(-320px);
}

.solution-slide:hover .slide-caption,
.solution-slide.active .slide-caption {
  background: var(--color-white);
  height: 488px;
  padding: 32px 24px 40px;
}

.solution-slide:hover .slide-description,
.solution-slide.active .slide-description,
.solution-slide:hover .slide-details,
.solution-slide.active .slide-details,
.solution-slide:hover .slide-list,
.solution-slide.active .slide-list {
  opacity: 1;
  max-height: 400px;
}

.solution-slide img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  box-sizing: border-box;
  padding: 24px;
  background: linear-gradient(
    to top,
    rgba(255, 255, 255, 0.95) 0%,
    transparent 100%
  );
  height: 120px;
  max-width: 354px;
  transition: all 0.4s ease;
}

.slide-caption h3 {
  color: #242424;
  font-size: clamp(16px, 1.04vw, 18px);
  line-height: 1.4;
  margin: 0 0 16px 0;
  font-weight: 500;
}

.slide-description,
.slide-details {
  color: #242424;
  font-size: clamp(14px, 0.92vw, 16px);
  line-height: 1.6;
  margin: 0 0 12px 0;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}

.slide-list {
  color: #666;
  font-size: clamp(14px, 0.92vw, 16px);
  line-height: 1.6;
  margin: 0 0 12px 0;
  padding-left: 20px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
  list-style: none;
}

.slide-list li {
  position: relative;
  padding-left: 12px;
  margin-bottom: 6px;
}

.slide-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-blue-accent);
  font-weight: bold;
}

.slide-details {
  font-size: clamp(13px, 0.87vw, 15px);
  color: #242424;
}

/* Навигация слайдера */
.slider-navigation {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  justify-content: flex-end;
  position: absolute;
  bottom: 0;
  right: 0;
}

.slider-btn {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(255, 255, 255);
  color: var(--color-white);
  border: none;
  color: #19407e;
  cursor: pointer;
  display: flex;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  align-items: center;
  justify-content: center;
  transition:
    color 0.3s ease,
    box-shadow 0.35s ease,
    filter 0.35s ease,
    transform 0.35s ease;
  box-shadow:
    0 -2px 1px 0 rgba(9, 14, 20, 0.06) inset,
    0 1px 1px 0 rgba(9, 13, 20, 0.06),
    -4px -4px 8px 0 rgba(255, 255, 255, 0.4),
    8px 8px 24px 0 rgba(9, 13, 20, 0.06);

  svg > path {
    fill: #19407e;
  }
}

.slider-btn::before {
  content: "";
  position: absolute;
  inset: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #19407e;
  transform: translate(-50%, -50%) scale(0);
  transform-origin: center;
  opacity: 0.15;
  z-index: 0;
  transition:
    transform 0.68s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.45s ease;
}

.slider-btn:hover {
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow:
    0 -2px 1px 0 rgba(9, 14, 20, 0.06) inset,
    0 1px 1px 0 rgba(9, 13, 20, 0.06),
    -4px -4px 8px 0 rgba(255, 255, 255, 0.4),
    8px 8px 24px 0 rgba(9, 13, 20, 0.06);

  transform: translateY(-1px);
}

.slider-btn:hover::before {
  transform: translate(-50%, -50%) scale(14);
  opacity: 1;
}

.slider-btn svg {
  position: relative;
  z-index: 1;
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

@media (max-width: 1024px) {
  /* Complex Solutions */
  .complex-solutions {
    grid-template-columns: 1fr;
    padding: 48px 0;
    gap: 36px;
  }

  .btn-outline-white {
    top: 48px;
    left: 32px;
  }

  .solutions-content {
    padding: 148px 32px 48px;
    height: auto;
    min-height: 800px;
    align-items: flex-start;
    justify-content: flex-start;
  }

  .solotions-slider-outer {
    position: absolute;
    right: 0;
    top: unset;
    bottom: 100px;
    height: 358px;
    width: 100%;
    max-width: 100%;
    margin-top: unset;
  }

  .solutions-slider-wrapper {
    width: calc(100vw - max(24px, calc((100vw - 1736px) / 2 + 24px)));
    overflow-x: scroll;
    scroll-padding-inline: 16px;
    scroll-snap-type: x mandatory;
    position: relative;
  }

  .solutions-slider {
    gap: 12px;
    padding: 2px 16px;
    margin: 0;
  }

  .solution-slide {
    width: 284px;
    max-width: 284px;
    min-width: 284px;
    height: 358px;
    flex: 0 0 284px;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }

  .solution-slide img {
    height: 236px !important;
  }

  .solution-slide.active img {
    transform: translateY(-236px);
  }

  .solution-slide.active .slide-caption {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: auto;
    max-height: none;
    max-width: none;
    padding: 20px 14px 28px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .slide-caption {
    padding: 14px;
    height: 124px;
    max-width: none;
  }

  .slide-caption h3 {
    font-size: 0.85rem;
    margin-bottom: 10px;
  }

  .slide-description,
  .slide-details {
    font-size: 0.8rem;
    line-height: 1.5;
  }

  .slide-list {
    font-size: 0.8rem;
    padding-left: 14px;
  }
  .slide-list li {
    margin-bottom: 4px;
  }

  .slider-navigation {
    display: none;
    margin-top: 16px;
    justify-content: center;
    position: relative;
    right: 0;
    bottom: auto;
  }

  .slider-btn {
    width: 56px;
    height: 56px;
  }

  .slider-btn svg {
    width: 20px;
    height: 20px;
  }

  .slider-dots {
    display: flex;
    position: absolute;
    bottom: -36px;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0;
    z-index: 10;
  }

  .slider-dot {
    width: 12px;
    height: 12px;
  }

  .slider-dot.active {
    width: 12px;
    height: 12px;
  }
}

@media (min-width: 901px) {
  .slider-btn:hover svg > path {
    fill: var(--color-white);
    transition: fill 0.35s ease 0.08s;
  }
}

/* Точки пагинации */
.slider-dots {
  display: none;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  position: relative;
  bottom: -48px;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #d9d9d9;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  background: #0c8ecb;
  width: 12px;
  height: 12px;
}

@media (min-width: 1100px) and (min-aspect-ratio: 3/2) and (max-height: 920px) {
  .solutions-content {
    padding: 44px;
    height: 660px;
  }

  .btn-outline-white {
    top: 44px;
    left: 44px;
    padding: 14px 28px;
    font-size: 16px;
  }

  .solutions-content h2 {
    font-size: 36px;
    margin-bottom: 24px;
  }

  .solutions-content p {
    font-size: 18px;
    line-height: 1.55;
    max-width: 500px;
  }

  .solutions-slider {
    gap: 20px;
  }

  .solution-slide {
    width: 300px;
    height: 420px;
    flex: 0 0 300px;
  }

  .solution-slide img {
    height: 272px;
  }

  .solution-slide:hover img,
  .solution-slide.active img {
    transform: translateY(-272px);
  }

  .solution-slide:hover .slide-caption,
  .solution-slide.active .slide-caption {
    height: 420px;
    padding: 24px 20px 28px;
  }

  .slide-caption {
    height: 104px;
    max-width: 272px;
    padding: 18px 20px;
  }

  .slide-caption h3 {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .slide-description,
  .slide-details,
  .slide-list {
    font-size: 14px;
    line-height: 1.5;
  }
}

/* ========================================
   Configurator Section - Секция конфигуратора
   ======================================== */
.configurator-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  position: relative;
  overflow: visible;
  min-width: 0;
}

.configurator-section > * {
  min-width: 0;
}

.configurator-section::after {
  content: "";
  position: absolute;
  right: -254px;
  bottom: -254px;
  width: 814px;
  height: 814px;
  background: url("../img/main/configurator_bg.svg") center/cover no-repeat;
  opacity: 0.5;
  background-size: contain;
  pointer-events: none;
}

.configurator-preview {
  border-radius: 0;
  overflow: visible;
  background: transparent;
  box-shadow: none;
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.configurator-preview img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 50vw;
}

.configurator-info .btn-outline {
  margin-bottom: 48px;
}

.configurator-header-mobile {
  display: none;
}

.configurator-header h2 {
  font-size: 40px;
  margin: 0 0 32px;
  color: var(--text);
  font-weight: 400;
}

.configurator-info p {
  color: var(--color-gray-dark);
  margin-bottom: 20px;
  font-size: 20px;
}

.configurator-subtitle {
  font-weight: 400;
  color: var(--text);
  font-size: clamp(16px, 1.15vw, 20px);
  margin-top: 28px;
  margin-bottom: 16px;
}

.configurator-features {
  padding-left: 0;
  margin: 0 0 32px;
}

.configurator-features li {
  position: relative;
  font-weight: 400;
  font-size: 20px;
  margin-left: 28px;
  padding-left: 6px;
  color: var(--color-gray-dark);
}

/* ========================================
   Polymer Section - Секция о материалах
   ======================================== */
.materials-showcase {
  margin-top: 48px;
  padding: 48px max(18px, calc((100vw - 1736px) / 2));
  background: var(--color-gray-dark);
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.polymer-section {
  margin-top: 0;
  padding: 52px;
  background: var(--color-gray-dark);
  border-radius: 16px;
  color: var(--color-white);
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.polymer-button-play-mobile {
  display: none;
}

/* Фоновое видео */
.polymer-background-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  border-radius: 16px;
}

.polymer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background: linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.2) 0%,
    rgba(0, 0, 0, 0.2) 100%
  );
}

.polymer-content,
.polymer-image {
  position: relative;
  z-index: 2;
}

.polymer-content h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  margin: 0 0 20px;
  font-weight: 400;
}

.polymer-content .btn-outline-white {
  top: -140px;
  left: -20px;
}

.polymer-image {
  border-radius: 16px;
  overflow: hidden;
  background: transparent;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  bottom: -52px;
  right: -52px;
}

.btn-video-presentation {
  position: absolute;
  bottom: 32px;
  right: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  /* background: #ff0000; */
  background: transparent;
  color: var(--color-white);
  border: none;
  border-radius: 8px;
  font-size: clamp(14px, 0.92vw, 16px);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  /* box-shadow: 0 4px 20px rgba(255, 0, 0, 0.4); */
}

.btn-video-presentation:hover {
  /* background: #cc0000; */
  transform: translateY(-2px);
  /* box-shadow: 0 6px 24px rgba(255, 0, 0, 0.5); */
}

.btn-video-presentation:active {
  transform: translateY(0);
}

.polymer-button-play {
  width: 48px;
  height: 48px;
}

/* ========================================
   Materials Section - Секция материалов
   ======================================== */
.materials-section {
  position: relative;
  margin-top: 0;
  background: var(--color-gray-dark);
  border-radius: 0 0 24px 24px;
  width: 100%;
}

.materials-container {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 32px;
  align-items: stretch;
  justify-content: flex-start;
  margin: 0 auto;
  padding: 32px 0 0 0;
}

.materials-tag {
  position: absolute;
  font-size: 18px;
  color: #ececec;
  border: 1px solid #ececec;
  padding: 16px 32px;
  z-index: 2;
  border-radius: 100px;
  top: 82px;
  left: 52px;
}

.materials-image {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  width: 100%;
  min-height: 720px;
  align-self: stretch;
  background: #333333;
  border-radius: 16px;
  overflow: hidden;
}

.materials-image img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-height: 92%;
  height: auto;
  align-self: flex-start;
  display: block;
  transform: translateY(18px);
  opacity: 1;
  filter: brightness(1);
  transition:
    opacity 0.28s ease,
    filter 0.28s ease;
}

.materials-image img.is-switching {
  opacity: 0.32;
  filter: brightness(0.82);
}

.materials-label {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 40px;
  color: var(--color-white);
  font-size: clamp(13px, 0.87vw, 15px);
  white-space: nowrap;
  backdrop-filter: blur(10px);
}

.label-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 12px currentColor;
}

.label-isolation {
  top: 30%;
  left: -20px;
}

.label-isolation .label-dot {
  background: #ffd700;
}

.label-sheath {
  bottom: 30%;
  left: -20px;
}

.label-sheath .label-dot {
  background: #ffd700;
}

.materials-content {
  background: #333;
  padding: 52px;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
}

.materials-tabs {
  display: flex;
  gap: 16px;
  border-radius: 8px;
  padding: 8px 4px;
  width: fit-content;
  margin-bottom: 32px;
  background: rgba(37, 37, 37, 1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-btn {
  font-family: "Manrope", system-ui, sans-serif;
  padding: 16px 32px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.6);
  font-size: clamp(14px, 0.92vw, 16px);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  margin-bottom: -1px;
}

.tab-btn.active {
  color: var(--color-white);
  font-weight: 500;
  border: 1px solid #fac518;
  border-radius: 8px;
}

.tab-btn:hover:not(.active) {
  color: rgba(255, 255, 255, 0.9);
}

.tab-content {
  display: none;
  opacity: 0;
}

.tab-content.active {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  opacity: 1;
  animation: materials-fade-in 0.24s ease;
}

.materials-content h2 {
  font-size: 40px;
  margin: 0 0 20px;
  color: var(--color-white);
  font-weight: 400;
}

.materials-description {
  line-height: 1.7;
  font-size: 20px;
  /* margin-bottom: 32px; */
  color: rgba(255, 255, 255, 0.8);
}

.materials-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: clamp(16px, 1.04vw, 18px);
  font-weight: 500;
  cursor: pointer;
  transition: background 0.3s ease;
  text-align: left;
}

.accordion-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 50%;
  border: 1px solid #fac518;
  color: #fac518;
  font-size: 2.5rem;
  font-weight: 400;
  flex-shrink: 0;
  transform-origin: left center;
  transition: transform 0.2s ease;
}

.accordion-icon .accordion-symbol {
  width: 26px;
  height: 26px;
}

.accordion-icon .accordion-line-vertical {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.24s ease;
}

.accordion-icon.is-open .accordion-line-vertical {
  transform: rotate(90deg);
}

.accordion-title {
  flex: 1;
  font-size: 32px;
}

.accordion-header:hover .accordion-icon,
.accordion-header:focus-visible .accordion-icon {
  transform: scale(1.07);
}

.accordion-content {
  display: block;
  padding: 0 24px 0 44px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition:
    max-height 0.45s ease,
    padding 0.45s ease,
    opacity 0.3s ease;
}

.accordion-item.active .accordion-content {
  max-height: 1200px;
  padding: 0 24px 24px 44px;
  opacity: 1;
}

.accordion-item.active .accordion-icon {
  border-color: #fac518;
  color: #fac518;
}

.materials-content h2,
.materials-description {
  transition: opacity 0.18s ease;
}

.materials-copy-fading {
  opacity: 0.35;
}

@keyframes materials-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.material-modal {
  display: none;
}

.material-item {
  position: relative;
  padding-left: 16px;
  margin-bottom: 24px;
}

.material-item::before {
  content: "";
  position: absolute;
  top: 0.5em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.material-item:last-child {
  margin-bottom: 0;
}

.material-item h4 {
  color: var(--color-white);
  font-size: clamp(15px, 0.98vw, 17px);
  margin: 0 0 8px;
  font-weight: 500;
  display: inline;
}

.material-item p {
  color: #9e9e9e;
  line-height: 1;
  font-size: clamp(14px, 0.92vw, 18px);
  margin: 0;
  display: inline;
}

/* ========================================
   Specialized Cables - Специализированные кабели
   ======================================== */
.specialized-cables {
  position: relative;
  padding: 48px 0 0 0;
  border-radius: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}

.btn-outline {
  padding: 16px 32px;
  font-family: "Manrope", system-ui, sans-serif;

  border: 1px solid #242424;
  border-radius: 50px;
  background: transparent;
  color: #242424;
  font-size: 18px;
  font-weight: 400;
  cursor: default;
  transition: all 0.3s ease;
  margin-bottom: 48px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.specialized-cables h2 {
  font-size: 40px;
  margin: 0 0 32px;
  color: var(--text);
  font-weight: 400;
  text-align: left;
}

.cable-carousel-navigation {
  position: absolute;
  right: 0;
  top: 161px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-bottom: 24px;
}

.cable-types-wrapper {
  position: relative;
  left: 0;
  max-width: none;

  width: 100vw;
  margin-left: calc(50% - 50vw);
  overflow: hidden;
}

.cable-types {
  display: flex;
  gap: 24px;
  overflow-x: scroll;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-top: 4px;
  padding-bottom: 4px;
  padding-left: max(18px, calc((100vw - 1736px) / 2));
  padding-right: max(24px, calc((100vw - 1736px) / 2 + 24px));
}

.cable-types::-webkit-scrollbar {
  display: none;
}

.cable-type-card {
  padding: clamp(32px, 4vw, 52px);
  border-radius: 16px;
  color: var(--color-white);
  text-align: left;
  position: relative;
  overflow: hidden;
  width: clamp(320px, 40vw, 696px);
  min-height: 280px;
  flex-shrink: 0;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.cable-type-card.hf {
  background: radial-gradient(
    98.46% 104.62% at 100.82% 100%,
    #0ad6dd 0%,
    #242424 100%
  );
}

.cable-type-card.fr {
  background:
    radial-gradient(90.03% 98.16% at 100.82% 100%, #09ea90 0%, #242424 100%),
    #242424;
}

.cable-type-card.ls {
  background: radial-gradient(
    94.48% 100.27% at 100.82% 100%,
    #20b0ee 0%,
    #19407e 100%
  );
}

.cable-type-card.ex {
  background: radial-gradient(
    68.1% 91.4% at 100% 100%,
    #cef0ff 0%,
    #0c8ecb 100%
  );
}

.cable-type-image {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}

.cable-type-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right bottom;
}

.cable-badge {
  position: relative;
  display: inline-block;
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 400;
  margin-bottom: clamp(12px, 1.5vw, 20px);
}

.cable-type-card p {
  position: relative;
  font-size: clamp(14px, 1.2vw, 18px);
  height: 361px;
}

.btn-white-small {
  padding: 10px 24px;
  background: var(--color-white);
  color: var(--color-primary-blue);
  border: none;
  border-radius: 6px;
  font-size: clamp(14px, 0.87vw, 15px);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-white-small:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.btn-white-small:active {
  transform: translateY(0);
}

/* ========================================
   Partners Section - Секция партнеров
   ======================================== */
.partners-section {
  padding: 48px 0 0 0;
  border-radius: 24px;
  display: flex;
  gap: 48px;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  text-align: left;
}

.partners-section h2 {
  font-size: 40px;
  color: var(--text);
  margin-left: auto;
  margin-right: auto;
  font-weight: 400;
}

.partners-description-mobile {
  display: none;
}

.partners-carousel-control {
  position: relative;
  width: 100%;
  margin-bottom: 48px;
  overflow: visible;
}

.partners-carousel-control::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 24px;
  background-image:
    url("../img/main/partners_bg.png"), url("../img/main/partners_bg_2.png");
  background-position:
    left center,
    right center;
  background-repeat: no-repeat;
  background-size: contain;
  pointer-events: none;
  z-index: 0;
}

.partners-carousel {
  position: relative;
  display: flex;
  flex-direction: row;
  width: 100%;
  margin-left: 0;
  margin-right: 0;
  overflow-x: scroll;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  gap: 32px;
  align-items: center;
  margin-bottom: 32px;
  padding-left: 24px;
  padding-right: 24px;
  padding-top: 124px;
  padding-bottom: 184px;
  scroll-padding-inline: 0;
  scroll-padding-inline-start: 24px;
  position: relative;
  z-index: 1;
}

.partners-carousel::-webkit-scrollbar {
  display: none;
}

.partner-logo {
  padding: 24px;
  background: var(--color-white);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 380px;
  width: 418px;
  min-width: 418px;
  min-height: 380px;
  flex-grow: 1;
  transition: all 0.3s ease;
  font-weight: 600;
  color: var(--color-gray-medium);
  font-size: clamp(16px, 1.04vw, 18px);
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  /* object-fit: contain; */
}

/* Hide images if they don't exist, show text instead */
.partner-logo img[src*=".png"]:not([src]) {
  display: none;
}

.partner-logo:nth-child(1) {
  margin-left: 0;
}

.partner-logo:last-child {
  margin-right: 0;
}

.carousel-controls {
  display: flex;
  position: absolute;
  bottom: 62px;
  right: 52px;
  gap: 16px;
  justify-content: center;
  margin-top: 24px;
  z-index: 2;
}

.carousel-prev,
.carousel-next {
  width: 74px;
  height: 74px;
  border: 2px solid var(--color-border);
  background: var(--color-white);
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-prev:hover,
.carousel-next:hover {
  border-color: var(--color-blue-accent);
  color: var(--color-blue-accent);
}

/* Точки пагинации для партнеров */
.partners-dots {
  display: none;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
}

.partners-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(25, 64, 126, 0.3);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s ease;
}

.partners-dot.active {
  background: var(--color-primary-blue);
  width: 12px;
  height: 12px;
}

/* Точки пагинации для специализированных кабелей */
.cable-dots {
  display: none;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  bottom: 12px;
}

.cable-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #d9d9d9;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s ease;
}

.cable-dot:hover {
  background: #0c8ecb;
}

.cable-dot.active {
  background: #0c8ecb;
  width: 12px;
  height: 12px;
}

.section {
  margin-top: 60px;
  padding: 32px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.section-heading h3 {
  margin: 12px 0 6px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.75rem;
  color: var(--accent);
}

.grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.grid article {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.grid h4 {
  margin-top: 0;
}

.works-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.works-grid article {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.about-content {
  margin-top: 18px;
  display: grid;
  gap: 12px;
  color: var(--text-muted);
}

.site-footer {
  margin-top: 50px;
  padding: 40px 32px 32px;
  background: var(--color-white);
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(320px, 1.15fr) minmax(
      240px,
      auto
    );
  gap: 40px 32px;
  align-items: start;
  font-weight: 400;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: max(32px, calc((100vw - 1736px) / 2));
  padding-right: max(32px, calc((100vw - 1736px) / 2));
}

.site-footer__main {
  display: flex;
  flex-direction: column;
  gap: 48px;
  min-width: 0;
  font-size: 20px;
}

.site-footer__info {
  display: flex;
  flex-direction: column;
  gap: 48px;
  min-width: 0;
  align-items: flex-start;
  font-size: 20px;
}

.site-footer__info > h4 {
  font-size: 40px;
  line-height: 68px;
}

.site-footer__legal {
  display: contents;
}

.site-footer__legal a {
  color: var(--text-muted);
  text-decoration: none;
  white-space: normal;
  text-align: left;
  width: fit-content;
}

.site-footer h4 {
  font-size: clamp(28px, 2.3vw, 40px);
  font-weight: 400;
  overflow-wrap: anywhere;
}

.site-footer__contacts {
  display: flex;
  flex-direction: column;
  gap: 58px;
  align-items: flex-end;
  text-align: right;
  min-width: 0;
}

.site-footer__contacts h4 {
  line-height: 68px;
}

.site-footer__contacts h4 a,
.site-footer__info h4 a {
  color: #000;
  text-decoration: none;
}

.site-footer__icons {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.footer-icon {
  width: 48px;
  height: 48px;
  cursor: pointer;
}

.footer-note {
  margin: 0;
  color: var(--text-muted);
}

.site-footer__legal .footer-note {
  grid-column: 1 / 2;
  grid-row: 2;
}

.site-footer__legal a:nth-of-type(1) {
  grid-column: 2 / 3;
  grid-row: 2;
  justify-self: start;
  text-align: left;
  margin-left: 0;
}

.site-footer__legal a:nth-of-type(2) {
  grid-column: 3 / 4;
  grid-row: 2;
  justify-self: end;
  text-align: right;
}

.site-footer__main .desktop-only,
.site-footer__info .desktop-only {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-footer__main .desktop-only p,
.site-footer__info .desktop-only p {
  margin: 0;
  line-height: 1.35;
}

.site-footer__main .desktop-only p:last-child,
.site-footer__info .desktop-only p:last-child {
  color: var(--text);
}

.mobile-only {
  display: none;
}

/* Адаптивность для средних экранов */
@media (max-width: 1400px) {
  .cable-types {
    gap: 20px;
  }

  .cable-type-card {
    width: clamp(280px, 33vw, 420px);
    padding: clamp(24px, 2.8vw, 40px);
  }

  .cable-badge {
    font-size: clamp(22px, 2.4vw, 34px);
  }

  .cable-type-card p {
    height: 250px;
    font-size: clamp(13px, 1vw, 16px);
  }

  .partners-carousel {
    gap: 24px;
    padding-top: 92px;
    padding-bottom: 136px;
  }

  .carousel-controls {
    bottom: 40px;
    right: 40px;
  }

  .hero-banner {
    margin-top: 32px;
  }
}

@media (max-width: 1200px) {
  .cable-types {
    gap: 16px;
  }

  .cable-type-card {
    width: clamp(260px, 38vw, 360px);
    padding: clamp(22px, 2.6vw, 32px);
  }

  .cable-badge {
    font-size: clamp(20px, 2.4vw, 30px);
  }

  .cable-type-card p {
    height: 250px;
    font-size: clamp(13px, 1vw, 15px);
  }

  .partners-carousel {
    padding-top: 84px;
    padding-bottom: 120px;
    gap: 20px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 65px;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 16px;
    padding: 112px 24px 96px;
    overflow-y: auto;
    z-index: 1000;
    animation: fadeIn 0.3s ease;
  }

  .nav-item,
  .nav-item-dropdown {
    width: 100%;
  }

  .nav-item-more {
    display: none;
  }

  .nav-link-collapse,
  .nav-link-collapse-md {
    display: block;
  }

  .main-nav a,
  .main-nav .nav-link-with-icon {
    font-size: 1.5rem;
    font-weight: 500;
    width: 100%;
    padding: 10px 0;
    text-align: left;
  }

  .nav-link-with-icon {
    justify-content: space-between;
  }

  .nav-submenu {
    display: none;
  }

  .nav-item-dropdown.is-open .nav-submenu {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 20px 0 8px 40px;
  }

  .nav-item-dropdown.is-open .nav-link-with-icon svg {
    transform: rotate(180deg);
  }

  .nav-item-dropdown .nav-submenu a {
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.25;
    padding: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .site-header {
    padding: 6px 24px;
  }

  .brand-logo {
    height: 48px;
  }

  /* Hero Banner */
  .hero-banner {
    height: 500px;
  }

  .hero-overlay {
    padding: 36px 28px 140px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .btn-process {
    padding: 10px 24px;
    font-size: 0.9rem;
  }

  .hero-corner-card {
    padding: 32px 0 0 32px;
    border-radius: 24px 0 0 0;
  }

  .btn-configurator {
    padding: 18px 60px;
    font-size: 1rem;
    min-height: 56px;
  }

  /* Info Cards */
  .info-cards {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .info-card {
    padding: 52px;
  }

  /* Configurator Section */
  .configurator-section {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .configurator-preview {
    order: 2;
  }

  .configurator-header-mobile {
    display: block;
    order: 1;
  }

  .configurator-header {
    display: none;
  }

  .configurator-info {
    order: 3;
  }

  .configurator-preview img {
    max-width: 100%;
  }

  /* Polymer Section */
  .polymer-section {
    grid-template-columns: 1fr;
    padding: 48px 32px 0;
    gap: 36px;
    border-radius: 24px;
  }

  .polymer-content .btn-outline-white {
    position: relative;
    top: 0;
    left: 0;
    margin-bottom: 20px;
  }

  .polymer-background-video {
    position: relative;
    order: 2;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    min-height: 220px;
    max-height: none;
    object-fit: cover;
    border-radius: 12px;
    margin: 0;
  }

  .polymer-content {
    order: 1;
  }

  .polymer-image {
    position: static;
    order: 3;
    height: 0;
    min-height: 0;
  }

  .btn-video-presentation {
    position: absolute;
    z-index: 10;
    font-size: 0.85rem;
    padding: 12px 20px;
    bottom: 40px;
    right: 40px;
  }

  /* Materials Section */
  .materials-section {
    padding: 0;
    border-radius: 0 0 24px 24px;
  }

  .materials-container {
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: stretch;
  }

  .materials-image {
    display: none;
  }

  .materials-tag {
    display: none;
  }

  .materials-accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .materials-mobile-buttons {
    display: none;
  }

  .label-isolation,
  .label-sheath {
    position: absolute;
    margin-bottom: 0;
  }

  .materials-label {
    font-size: 0.85rem;
    padding: 10px 16px;
  }

  /* Specialized Cables */
  .specialized-cables {
    padding: 48px 32px;
  }

  .cable-carousel-navigation {
    position: relative;
    right: 0;
    top: auto;
    justify-content: center;
    margin-bottom: 20px;
  }

  .cable-type-card {
    width: clamp(280px, 60vw, 500px);
    padding: clamp(28px, 3.5vw, 40px);
  }

  .cable-badge {
    font-size: clamp(20px, 2.5vw, 32px);
  }

  .cable-type-card p {
    font-size: clamp(13px, 1.1vw, 16px);
  }

  /* Partners Section */
  .partners-section {
    padding: 48px 32px;
  }

  .partners-carousel {
    padding-top: 110px;
    padding-bottom: 160px;
    gap: 24px;
  }

  .partner-logo {
    min-width: 380px;
    min-height: 350px;
  }

  .partner-logo:nth-child(1) {
    margin-left: 0;
  }

  .partner-logo:last-child {
    margin-right: 0;
  }

  .carousel-controls {
    bottom: -56px;
    right: 32px;
  }

  .carousel-controls .slider-btn {
    width: 64px;
    height: 64px;
  }

  .carousel-controls .slider-btn svg {
    width: 22px;
    height: 22px;
  }

  .partners-dots {
    display: flex;
  }

  /* Footer */
  .site-footer {
    flex-direction: column;
    align-items: center;
  }

  .site-footer__main {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .site-footer__info {
    flex-direction: column;
    gap: 20px;
    width: 100%;
  }

  .site-footer__legal {
    display: flex;
    flex-direction: column;
    text-align: center;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
  }

  .desktop-only {
    display: none;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ========================================
   Секция с формой обратной связи
   ======================================== */
.contact-section {
  padding: 80px 60px;
  background: var(--color-primary-blue);
  position: relative;
  overflow: hidden;
  border-radius: 24px;

  background-image: url("../img/main/contact_form_bg.svg");
  background-size: contain;
  background-position: left top;
  background-repeat: no-repeat;
}

.notfound-section {
  padding: 80px 60px;
  background: var(--color-primary-blue);
  position: relative;
  overflow: hidden;
  border-radius: 24px;

  background-image: url("../img/main/contact_form_bg.svg");
  background-size: contain;
  background-position: left top;
  background-repeat: no-repeat;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
  position: relative;
  z-index: 1;
}

/* Левая часть - информация */
.contact-info {
  color: var(--color-white);
  height: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-direction: column;
}

.notfound-info {
  color: var(--color-white);
  height: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-direction: column;
  max-width: 600px;
}

.contact-section .btn-outline {
  padding: 16px 32px;
  border: 1px solid var(--color-light-gray);
  border-radius: 50px;
  background: transparent;
  color: var(--color-light-gray);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 48px;
}

.partners-section .btn-outline {
  margin-bottom: 0;
}

.contact-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 400;
  margin: 0 0 20px;
  line-height: 1.3;
  color: var(--color-white);
}

.contact-description {
  font-size: clamp(15px, 1vw, 20px);
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 60px;
}

.contact-messengers {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-messengers p {
  font-size: clamp(14px, 1vw, 20px);
  opacity: 0.9;
}

.messenger-icons {
  display: flex;
  gap: 16px;
}

.messenger-link {
  display: block;
  transition: transform 0.3s ease;
}

.messenger-link:hover {
  transform: scale(1.1);
}

/* Правая часть - форма */
.contact-form-wrapper {
  padding: 4px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.notfound-title {
  font-size: clamp(4rem, 3vw, 5rem);
  font-weight: 400;
  margin: 0 0 20px;
  line-height: 1.3;
  color: var(--color-white);
}

.notfound-description {
  font-size: clamp(15px, 1vw, 20px);
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 60px;
}

.notfound-button {
  padding: 16px 32px;
  font-family: "Manrope", system-ui, sans-serif;
  border: 1px solid var(--color-white);
  border-radius: 50px;
  background: transparent;
  color: var(--color-white);
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 48px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.notfound-button:hover {
  opacity: 0.7;
}

.form-group {
  width: 100%;
}

.form-group:not(.checkbox-group) {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  min-height: 73px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: clamp(15px, 0.98vw, 17px);
  background: var(--color-white);
  color: var(--text);
  transition:
    box-shadow 0.3s ease,
    color 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(12, 142, 203, 0.3);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group.has-error input,
.form-group.has-error textarea {
  color: var(--color-error);
  box-shadow: inset 0 0 0 1px rgba(160, 0, 0, 0.32);
}

.form-group.has-error input:focus,
.form-group.has-error textarea:focus {
  box-shadow:
    inset 0 0 0 1px rgba(160, 0, 0, 0.42),
    0 0 0 3px rgba(160, 0, 0, 0.12);
}

.form-group.has-error input::placeholder,
.form-group.has-error textarea::placeholder {
  color: var(--text-muted);
}

.form-error {
  padding-right: 4px;
  font-size: clamp(13px, 0.87vw, 15px);
  line-height: 1.2;
  color: var(--color-white);
  text-align: right;
  display: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.form-error:not(:empty) {
  display: block;
  opacity: 1;
}

/* Чекбокс */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.checkbox-label {
  display: flex;
  gap: 12px;
  cursor: pointer;
  align-items: flex-start;
}

.checkbox-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-custom {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-white);
  border-radius: 4px;
  background: transparent;
  flex-shrink: 0;
  position: relative;
  transition: all 0.3s ease;
}

.checkbox-group.has-error .checkbox-custom {
  border-color: rgba(160, 0, 0, 0.75);
  background: rgba(160, 0, 0, 0.12);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
  background: var(--color-white);
  border-color: var(--color-white);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #0c8ecb;
  font-size: 16px;
  font-weight: bold;
}

.checkbox-text {
  font-size: clamp(13px, 0.81vw, 14px);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}

.form-link {
  color: var(--color-blue-light);
}

.checkbox-error {
  padding-right: 0;
}

/* Кнопка отправки */
.btn-submit {
  width: 100%;
  padding: 20px;
  border: none;
  border-radius: 8px;
  background: var(--color-blue-accent);
  color: var(--color-white);
  font-size: clamp(15px, 0.98vw, 17px);
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 2s ease;
  margin-top: 8px;
}

.btn-submit:hover {
  box-shadow: 0 8px 20px rgba(12, 142, 203, 0.16);
}

.btn-submit:active {
  transform: translateY(0);
}

/* Декоративные элементы */
.deco-text {
  position: absolute;
  font-size: 5rem;
  font-weight: 800;
  color: var(--color-blue-accent);
  opacity: 0.15;
  pointer-events: none;
  line-height: 1;
}

.deco-52-tl {
  top: 20px;
  left: 20px;
}

.deco-52-bl {
  bottom: 20px;
  left: 20px;
}

.deco-52-tr {
  top: 20px;
  right: 20px;
}

.deco-52-br {
  bottom: 20px;
  right: 20px;
}

.deco-auto {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 4rem;
}

/* Адаптив для формы */
@media (max-width: 900px) {
  .contact-section {
    padding: 60px 32px;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .contact-description {
    margin-bottom: 40px;
  }

  .deco-text {
    font-size: 3rem;
  }

  .deco-auto {
    font-size: 2.5rem;
  }
}

/* Мобильная компоновка */
@media (max-width: 768px) {
  .materials-showcase {
    padding: 0;
  }

  .main-nav {
    gap: 0;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 88px 16px 96px;
  }
  .main-nav a,
  .main-nav .nav-link-with-icon {
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px;
  }

  .nav-item-dropdown.is-open .nav-submenu {
    padding: 8px 0 20px 38px;
  }

  .main-nav-button {
    display: block;
    position: absolute;
    bottom: 24px;
    z-index: 1001;
    width: calc(100% - 32px);
    left: 50%;
    transform: translateX(-50%);
    padding: 19px 40px;
    text-transform: uppercase;
  }

  .page-shell {
    padding: 57px 0 0;
  }

  .section,
  .site-footer {
    padding: 24px;
    align-items: center;
  }

  /* Hero Banner */
  .hero-banner {
    height: auto;
    min-height: 450px;
    margin-top: 20px;
    padding-top: 24px;
    border-radius: 16px;
  }

  .hero-overlay {
    padding: 32px 24px 108px;
  }

  .hero-title {
    max-width: 100%;
    font-size: 1.4rem;
    line-height: 1.4;
    margin-bottom: 12px;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn-process {
    padding: 10px 20px;
    font-size: 0.85rem;
    gap: 8px;
  }

  .recording-dot {
    width: 7px;
    height: 7px;
  }

  .hero-corner-card {
    padding: 20px 0 0 24px;
    border-radius: 20px 0 0 0;
  }

  .btn-configurator {
    padding: 14px 32px;
    font-size: 1rem;
    height: 68px;
  }

  /* Info Cards */
  .info-cards {
    margin-top: 24px;
    gap: 16px;
  }

  .info-card {
    padding: 36px 28px;
    border-radius: 20px;
    min-height: 420px;
  }

  .info-card h2 {
    font-size: 1.4rem;
    margin-bottom: 24px;
  }

  .info-card p {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 24px;
  }

  .card-deco {
    font-size: 2rem;
  }

  .card-deco-tl,
  .card-deco-tr {
    top: 16px;
  }

  .card-deco-tl,
  .card-deco-bl {
    left: 16px;
  }

  .card-deco-tr,
  .card-deco-br {
    right: 16px;
  }

  .card-deco-bl,
  .card-deco-br {
    bottom: 16px;
  }

  .card-deco-middle {
    font-size: 2.5rem;
  }

  .btn-card-white,
  .btn-card-blue {
    padding: 19px 40px;
    font-size: 0.9rem;
    min-height: 52px;
  }

  /* Complex Solutions */

  .btn-outline-white {
    padding: 10px 24px;
    font-size: 16px;
    margin-bottom: 20px;
    top: 32px;
    left: 20px;
  }

  .complex-solutions {
    min-height: 700px;
    display: flex;
    width: 100%;
    align-items: flex-start;
    padding: unset;
    margin-top: 24px;
  }

  .solutions-content {
    border-radius: unset;
    height: auto;
    min-height: 500px;
    padding: 94px 16px 32px;
    align-items: flex-start;
    justify-content: flex-start;
    position: relative;
  }

  .solutions-content h2 {
    font-size: 1.2rem;
    margin-bottom: 24px;
  }

  .solutions-content p {
    font-size: 0.9rem;
  }

  /* Configurator Section */
  .configurator-section {
    padding: 0 16px;
    margin-top: unset;
    gap: 24px;
  }

  .configurator-section::after {
    display: none;
  }

  .configurator-preview {
    order: 2;
  }

  .configurator-header-mobile {
    display: block;
    order: 1;
  }

  .configurator-header {
    display: none;
  }

  .configurator-info {
    display: flex;
    flex-direction: column;
    order: 3;
    align-items: flex-start;
    justify-content: center;
  }

  .configurator-header-mobile h2 {
    font-size: 24px;
    font-weight: 400;
    color: var(--text);
    margin-bottom: unset;
  }

  .configurator-info p {
    font-size: 0.95rem;
    margin-bottom: 16px;
  }

  .configurator-subtitle {
    margin-top: 20px;
    margin-bottom: 12px;
    font-size: 0.95rem;
  }

  .configurator-features {
    margin-bottom: 24px;
  }

  .configurator-features li {
    padding: 8px 0 8px 24px;
    font-size: 0.9rem;
  }

  .configurator-features li::before {
    left: 4px;
    font-size: 1.2rem;
  }

  .configurator-info ul li {
    padding: 10px 0;
    padding-left: 6px;
    margin-left: 16px;
    font-size: 0.9rem;
  }

  /* Polymer Section */
  .polymer-section {
    padding: 32px 20px 24px;
    margin-top: 24px;
    gap: 28px;
    border-radius: 16px 16px 0 0;
  }

  .polymer-content h2 {
    font-size: 1.4rem;
    margin-bottom: 16px;
  }

  .polymer-content p {
    font-size: 0.95rem;
  }

  .polymer-image {
    min-height: 250px;
    border-radius: 12px;
  }

  .btn-video-presentation {
    font-size: 0.8rem;
    padding: 10px 16px;
    bottom: 16px;
    right: 16px;
    gap: 8px;
  }

  .btn-video-presentation svg {
    width: 16px;
    height: 16px;
  }

  /* Materials Section */
  .materials-section {
    padding: 24px 20px 40px;
    margin-top: 0;
    border-radius: unset;
  }

  .materials-image {
    display: none;
  }

  .materials-container {
    gap: 32px;
    padding: unset;
  }

  .materials-content {
    padding: unset;
  }

  .materials-tag {
    display: none;
  }

  .materials-content h2 {
    font-size: 1.4rem;
    margin-bottom: 16px;
  }

  .materials-tabs {
    gap: 16px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .materials-tabs::-webkit-scrollbar {
    display: none;
  }

  .tab-btn {
    padding: 16px 16px;
    font-size: 14px;
    border: 1px solid rgba(236, 236, 236, 0.12);
    border-radius: 8px;
    max-width: calc(50% - 8px);
    margin-bottom: unset;

    white-space: wrap;
  }

  .materials-description {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

  .materials-accordion {
    display: none;
  }

  .accordion-header {
    padding: 16px 20px;
    font-size: 1rem;
    gap: 12px;
  }

  .accordion-content {
    padding: 0 20px 20px 52px;
  }

  .material-item {
    margin-bottom: 20px;
  }

  .material-item h4 {
    font-size: 0.95rem;
  }

  .material-item p {
    font-size: 0.9rem;
  }

  .material-type h3 {
    font-size: 1.15rem;
    margin-bottom: 16px;
  }

  .material-type ul li {
    padding: 10px 0;
    padding-left: 24px;
    font-size: 0.9rem;
  }

  /* Specialized Cables */
  .specialized-cables {
    padding: 32px 20px 48px;
    margin-top: 24px;
    border-radius: 16px;
  }

  .btn-outline {
    padding: 10px 24px;
    font-size: 16px;
    margin-bottom: 20px;
  }

  .specialized-cables h2 {
    font-size: 24px;
    margin-bottom: 24px;
  }

  .cable-carousel-navigation {
    display: none;
    position: relative;
    right: 0;
    top: auto;
    justify-content: center;
    margin-bottom: 20px;
  }

  .cable-carousel-navigation .slider-btn {
    width: 56px;
    height: 56px;
  }

  .cable-carousel-navigation .slider-btn svg {
    width: 20px;
    height: 20px;
  }

  .cable-types {
    gap: 16px;
    margin-top: 24px;
    padding: 4px 16px;
    margin-left: 0;
    margin-right: 0;
    scroll-padding-inline: 16px;
    scroll-snap-type: x mandatory;
  }

  .cable-type-card {
    width: calc(100vw - 48px);
    max-width: 400px;
    padding: 28px 24px;
    border-radius: 16px;
    min-height: unset;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }

  .cable-badge {
    font-size: 24px;
    margin-bottom: 16px;
  }

  .cable-type-card p {
    font-size: 16px;
    margin-bottom: 16px;
  }

  .cable-dots {
    display: flex;
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0;
    z-index: 10;
  }

  .cable-dot {
    width: 12px;
    height: 12px;
  }

  .cable-dot.active {
    width: 12px;
    height: 12px;
  }

  /* Partners Section */
  .partners-section {
    padding: 24px 16px;
    margin-top: 0;
    gap: 24px;
    border-radius: 0;
    background-image: url("../img/main/partners_bg.png");
    background-size: cover;
    color: var(--color-white);
    background-position: center;
    position: relative;
  }

  .partners-carousel-control::before {
    display: none;
  }

  .partners-section .btn-outline {
    padding: 10px 24px;
    font-size: 0.85rem;
    margin-bottom: 0;
    border-color: var(--color-white);
    color: var(--color-white);
  }

  .partners-section h2 {
    font-size: 24px;
    margin-bottom: 0;
    font-weight: 400;
    color: var(--color-white);
  }

  .partners-description-mobile {
    display: block;
  }

  .partners-carousel {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 24px;
    padding-top: 0;
    padding-bottom: 0;
    background-image: unset;
  }

  .partner-logo {
    padding: 20px;
    min-height: 148px;
    min-width: 148px;
  }

  .partner-logo img {
    max-width: 100%;
    max-height: 100%;
    width: 100px;
    height: 100px;
  }

  .partner-logo:nth-child(1) {
    margin-left: 0;
  }

  .partner-logo:last-child {
    margin-right: 0;
  }

  .carousel-controls {
    display: none;
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 20px;
    justify-content: center;
  }

  .carousel-controls .slider-btn {
    width: 56px;
    height: 56px;
  }

  .carousel-controls .slider-btn svg {
    width: 20px;
    height: 20px;
  }

  .partners-dots {
    display: flex;
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0;
    z-index: 10;
  }

  .partners-dot {
    width: 10px;
    height: 10px;
  }

  .partners-dot.active {
    width: 12px;
    height: 12px;
  }

  /* Contact Section */
  .contact-section {
    padding: 24px 16px;
    border-radius: 8px;
    background-image: unset;
  }

  .contact-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
  }

  .contact-description {
    font-size: 16px;
    margin-bottom: 0;
  }

  .contact-messengers {
    display: none;
  }

  .contact-messengers p {
    font-size: 0.9rem;
  }

  .messenger-icons {
    gap: 12px;
  }

  .messenger-link svg {
    width: 28px;
    height: 28px;
  }

  .form-group input,
  .form-group textarea {
    padding: 16px 20px;
    font-size: 0.95rem;
    min-height: 48px;
  }

  .checkbox-text {
    font-size: 0.75rem;
    line-height: normal;
  }

  .btn-submit {
    padding: 16px;
    font-size: 0.95rem;
  }

  /* Footer */
  .site-footer {
    margin-top: 24px;
    padding: 24px 16px;
    gap: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .site-footer__main {
    flex-direction: column;
    gap: 16px;
    order: 1;
  }

  .site-footer h4 {
    font-weight: 400;
    font-size: 1.5rem;
  }

  .site-footer__info {
    flex-direction: column;
    gap: 20px;
    width: 100%;
    text-align: center;
    order: 3;
  }

  .site-footer__info h4 {
    margin: 0 auto;
  }

  .site-footer__info div {
    width: 100%;
  }

  .site-footer__info p {
    font-size: 0.9rem;
    font-weight: 400;
  }

  .site-footer__legal {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .site-footer__legal a {
    width: unset;
    font-size: 14px;
    color: var(--color-blue-accent);
    text-decoration: none;
  }

  .site-footer__icons {
    align-items: center;
    justify-content: center;
  }

  .site-footer__contacts {
    display: contents;
  }

  .footer-note {
    font-size: 0.85rem;
  }

  .site-footer__contacts h4 {
    order: 2;
    line-height: 1;
  }

  .site-footer__icons {
    order: 4;
  }

  .site-footer__legal {
    order: 5;
  }

  .site-footer__info > h4 {
    line-height: 1;
  }

  .desktop-only {
    display: none !important;
  }

  .mobile-only {
    display: block;
  }
}

/* Дополнительный медиа-запрос для расширенной мобильной версии */
@media (max-width: 768px) {
  .hero-banner {
    min-height: 568px;
    width: 100%;
    border-radius: 0;
    margin: unset;
  }

  .hero-overlay {
    padding: 28px 16px 108px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: 0.9rem;
  }

  .btn-process {
    padding: 12px 24px;
    font-size: 16px;
    max-width: 232px;
    height: 46px;
    text-align: center;
    justify-content: center;
    top: 24px;
    left: 16px;
  }

  .recording-dot {
    display: none;
  }

  .hero-corner-card {
    background: transparent;
    border-radius: 0;
    padding: unset;
    width: 100%;
  }

  .hero-corner-card::before,
  .hero-corner-card::after {
    display: none;
  }

  .btn-configurator {
    padding: 19px 40px;
    font-size: 16px;
    width: calc(100% - 32px);
    margin: 24px 16px;
    min-height: 44px;
    border-radius: 8px;
    height: 60px;
  }

  .info-cards {
    margin: 24px 16px;
  }

  .info-card {
    padding: 24px 16px;
    min-height: 380px;
    font-weight: 400;
  }

  .info-card-blue::after {
    width: 179px;
    height: 149px;
  }

  .info-card-dark {
    min-height: 345px;
    height: 345px;
  }

  .info-card-dark::after {
    width: 175px;
    height: 175px;
  }

  .card-deco {
    font-size: 1.5rem;
  }

  .card-deco-middle {
    font-size: 2rem;
  }

  .btn-card-white,
  .btn-card-blue,
  .btn-card-dark {
    padding: 19px 40px;
    font-size: 16px;
    min-height: 48px;
    width: fit-content;
  }

  .complex-solutions,
  .polymer-section,
  .specialized-cables,
  .partners-section {
    padding: unset;
    position: relative;
  }

  .complex-solutions {
    min-height: 700px;
    display: flex;
    align-items: flex-start;
  }

  .solutions-content {
    border-radius: unset;
    height: auto;
    min-height: 500px;
    padding: 94px 16px 32px;
    align-items: flex-start;
    justify-content: flex-start;
    position: relative;
  }

  .solutions-content h2 {
    font-size: 1.2rem;
    margin-bottom: 24px;
  }

  .solutions-content p {
    font-size: 0.9rem;
  }

  .btn-outline-white {
    top: 24px;
    left: 16px;
    padding: 8px 20px;
    font-size: 16px;
  }
  .polymer-content .btn-outline-white {
    top: 24px;
    left: 16px;
  }

  .solotions-slider-outer {
    position: absolute;
    right: 0;
    top: unset;
    bottom: 60px;
    min-height: 358px;
    width: 100%;
    margin-top: unset;
  }

  .solutions-slider-wrapper {
    width: 100%;
    overflow-x: scroll;
    scroll-padding-inline: 16px;
    scroll-snap-type: x mandatory;
  }

  .solutions-slider {
    gap: 12px;
    padding: 2px 16px;
    margin: 0;
  }

  .solution-slide {
    width: 284px;
    max-width: 284px;
    min-width: 284px;
    height: 358px;
    flex: 0 0 284px;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }

  .solution-slide img {
    height: 236px;
  }

  .solution-slide.active img {
    transform: translateY(-236px);
  }

  .solution-slide.active .slide-caption {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: auto;
    max-height: none;
    max-width: none;
    padding: 24px 14px 28px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .solution-slide.active .slide-caption::-webkit-scrollbar {
    display: none;
  }

  .slide-caption {
    padding: 14px;
    height: 124px;
    bottom: 0;
    max-width: none;
  }

  .slide-caption h3 {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .slide-description,
  .slide-details {
    font-size: 14px;
  }

  .slide-list {
    font-size: 0.8rem;
    padding-left: 14px;
  }

  .slider-navigation {
    display: none;
  }

  .slider-dots {
    display: flex;
    position: absolute;
    bottom: -36px;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0;
    z-index: 10;
  }

  .slider-dot {
    width: 12px;
    height: 12px;
  }

  .slider-dot.active {
    width: 12px;
    height: 12px;
  }

  .slider-btn {
    width: 48px;
    height: 48px;
  }

  .slider-btn svg {
    width: 18px;
    height: 18px;
  }

  .materials-section {
    position: relative;
    background: #242424;
  }

  .polymer-section {
    border-radius: unset;
    position: relative;
  }

  .polymer-background-video {
    position: relative;
    top: unset;
    order: 2;
    max-width: calc(100vw - 32px);
    min-height: 184px;
    border-radius: 8px;
    margin: 0 16px;
  }

  .polymer-content {
    order: 1;
  }

  .btn-video-presentation {
    display: none;
  }

  .polymer-image {
    position: absolute;
    z-index: 10;
    bottom: 16px;
    right: 32px;
    height: auto;
    min-height: unset;
    overflow: visible;
  }

  .polymer-button-play-mobile {
    order: 3;
    display: block;
    font-size: 0.8rem;
    z-index: 2;
    cursor: pointer;
  }

  .polymer-content > .btn-outline-white {
    position: relative;
    border-radius: 100px;
    padding: 12px 24px;
  }

  .polymer-content h2 {
    margin: 24px 16px 0;
  }

  .specialized-cables {
    padding: 0 16px 52px;
  }

  .specialized-cables h2 {
    font-size: 24;
    margin-bottom: 0;
    font-weight: 400;
    max-width: 320px;
  }

  .cable-types {
    gap: 12px;
    padding: 4px 16px;
    margin-left: 0;
    margin-right: 0;
    scroll-padding-inline: 16px;
    scroll-snap-type: x mandatory;
  }

  .cable-type-card {
    width: 100%;
    max-width: 284px;
    padding: 24px 20px;
    max-height: 370px;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }

  .cable-badge {
    font-size: 20px;
  }

  .cable-type-card p {
    font-size: 16px;
  }

  .partners-section {
    padding: 24px 16px;
    margin-bottom: 24px;
  }

  .partners-section h2 {
    font-size: 24px;
  }

  .partners-carousel {
    padding-top: 0;
    padding-bottom: 0;
    gap: 16px;
  }

  .partner-logo {
    width: 148px;
    height: 148px;
    padding: 24px;
  }

  .partner-logo:nth-child(1) {
    margin-left: 0;
  }

  .partner-logo:last-child {
    margin-right: 0;
  }

  .carousel-controls {
    bottom: -50px;
    right: 16px;
  }

  .carousel-controls .slider-btn {
    width: 48px;
    height: 48px;
  }

  .carousel-controls .slider-btn svg {
    width: 18px;
    height: 18px;
  }

  .partners-dot {
    width: 12px;
    height: 12px;
    background-color: #d9d9d9;
  }

  .partners-dot.active {
    width: 12px;
    height: 12px;
    background-color: white;
  }

  .btn-primary,
  .btn-white,
  .btn-light-blue,
  .btn-process {
    width: 100%;
  }

  .desktop-only {
    display: none;
  }
}

/* ========================================
   Video Popup - Попап для видео
   ======================================== */
.video-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}

.video-popup.active {
  display: flex;
}

.video-popup-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  cursor: pointer;
}

.video-popup-content {
  position: relative;
  width: 1600px;
  height: 900px;
  max-width: 95vw;
  max-height: 90vh;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-popup-close {
  position: absolute;
  top: -50px;
  right: 0;
  background: transparent;
  border: none;
  color: white;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 3;
}

.video-popup-close:hover {
  transform: scale(1.1);
  opacity: 0.8;
}

.popup-video {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  background: #000;
  border: 8px solid white;
}

/* Адаптив для попапа */
@media (max-width: 1024px) {
  .video-popup-content {
    width: 90vw;
    height: calc(90vw * 9 / 16);
  }

  .video-popup-close {
    top: -40px;
  }
}

@media (max-width: 768px) {
  .video-popup-content {
    width: 95vw;
    height: calc(95vw * 9 / 16);
  }

  .video-popup-close {
    top: -35px;
    right: 5px;
  }
}

/* Material Modal Buttons - показываем только на мобиле */
.materials-mobile-buttons {
  display: none;
}

@media (max-width: 768px) {
  .materials-mobile-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
  }

  .materials-content {
    background: #242424;
  }

  .btn-material-modal {
    width: 100%;
    padding: 16px 16px;
    border-radius: 8px;
    border: 1px solid rgba(236, 236, 236, 0.12);
    background: rgba(236, 236, 236, 0.12);
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: "Manrope", sans-serif;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
  }

  .btn-material-modal svg {
    min-width: 24px;
  }

  .btn-material-modal:active {
    background: #0d2f5f;
    transform: scale(0.98);
  }

  /* Material Modal Styles */
  .material-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
  }

  .materials-tabs {
    border-bottom: unset;
  }

  .material-modal.active {
    display: block;
  }

  .material-modal.closing {
    display: block;
  }

  .material-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: rgba(0, 0, 0, 0.7); */
    touch-action: none;
  }

  .material-modal.closing .material-modal-overlay {
    animation: fadeOut 0.32s ease forwards;
  }

  .material-modal-content {
    position: absolute;
    top: 0;
    right: 0;
    background: #333;
    width: 100%;
    height: 100%;
    max-width: none;
    touch-action: pan-y;
    max-height: 100vh;
    border-radius: 0;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    animation: slideInFromRight 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .material-modal.closing .material-modal-content {
    animation: slideOutToRight 0.32s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }

  .material-modal-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 20px 16px;
    background: #333;
  }

  .material-modal-close {
    position: relative;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    padding: 0;
    background: #242424;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    /* box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18); */
    transition:
      background-color 0.2s ease,
      border-color 0.2s ease,
      transform 0.2s ease,
      box-shadow 0.2s ease;
  }

  .material-modal-close::before,
  .material-modal-close::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 1.5px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
  }

  .material-modal-close::before {
    transform: rotate(45deg);
  }

  .material-modal-close::after {
    transform: rotate(-45deg);
  }

  .material-modal-close:active {
    transform: scale(0.94);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.22);
  }

  .material-modal-close:focus-visible {
    outline: 2px solid rgba(250, 197, 24, 0.75);
    outline-offset: 2px;
  }

  .material-modal-content h3 {
    position: static;
    padding: 0;
    margin: 0;
    font-size: 24px;
    max-width: none;
    color: white;
  }

  .material-modal-content img {
    width: calc(100% - 40px);
    margin: 0 auto;
    height: auto;
    display: block;
    object-fit: conatin;
    max-height: none;
    border-radius: 8px;
  }

  .material-modal-body {
    padding: 20px 20px 24px;
    overflow: visible;
    flex: 0 0 auto;
  }

  .material-modal-body .material-item {
    margin-bottom: 20px;
    color: white;
  }

  .material-modal-body .material-item:last-child {
    margin-bottom: 0;
  }

  .material-modal-body .material-item h4 {
    font-size: 16px;
    color: white;
    margin: 0 0 8px 0;
  }

  .material-modal-body .material-item p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
  }

  .contact-section .btn-outline {
    display: none;
  }

  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }

  @keyframes slideInFromRight {
    from {
      transform: translateX(100%);
    }
    to {
      transform: translateX(0);
    }
  }

  @keyframes slideOutToRight {
    from {
      transform: translateX(0);
    }
    to {
      transform: translateX(100%);
    }
  }

  @keyframes fadeOut {
    from {
      opacity: 1;
    }
    to {
      opacity: 0;
    }
  }

  /* Блокировка скролла при открытом модале */
  body.modal-open {
    overflow: hidden;
    overscroll-behavior: none;
  }
}