:root {
  --font-family-primary: Roboto, sans-serif;
  --font-size-base: 16px;
  --font-weight-base: 400;
  --font-line-height-base: 25.6px;
  --font-size-xs: 10px;
  --font-size-sm: 12px;
  --font-size-md: 12.24px;
  --font-size-lg: 12.8px;
  --font-size-xl: 13.19px;
  --font-size-2xl: 13.6px;
  --font-size-3xl: 14.4px;
  --font-size-4xl: 15.52px;

  --color-text-primary: #333333;
  --color-text-secondary: #334862;
  --color-text-tertiary: #f1f1f1;
  --color-surface-base: #000000;
  --color-surface-muted: #ffffff;
  --color-surface-raised: #111111;
  --color-surface-strong: #c51230;
  --color-border-soft: #e1e1e1;
  --color-border-medium: #c9c9c9;
  --color-surface-soft: #f8f8f8;

  --space-1: 1.44px;
  --space-2: 1.54px;
  --space-3: 1.66px;
  --space-4: 1.86px;
  --space-5: 4.8px;
  --space-6: 5px;
  --space-7: 6.1px;
  --space-8: 7.68px;

  --radius-xs: 5px;
  --radius-sm: 50px;
  --radius-md: 999px;
  --shadow-1: rgba(0, 0, 0, 0.02) 0 -18.4688px 13.192px 0 inset;
  --motion-instant: 200ms;
  --motion-fast: 300ms;
}

* {
  box-sizing: border-box;
}

body.ntk-page {
  margin: 0;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-base);
  line-height: var(--font-line-height-base);
  color: var(--color-text-primary);
  background: var(--color-surface-muted);
}

.ntk-wrap {
  width: min(1170px, calc(100% - 32px));
  margin: 0 auto;
}

.ntk-skip {
  position: absolute;
  left: -9999px;
  top: 0;
}

.ntk-skip:focus-visible {
  left: 12px;
  top: 12px;
  z-index: 1000;
  background: var(--color-surface-strong);
  color: var(--color-text-tertiary);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
}

.ntk-head-top {
  background: var(--color-surface-base);
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  min-height: 34px;
  border-bottom: 1px solid #1d1d1d;
}

.ntk-head-top-row,
.ntk-head-main-row,
.ntk-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.ntk-mini-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 7px 0;
}

.ntk-head-main-row {
  min-height: 86px;
  padding: 8px 0;
}

.ntk-mini-links,
.ntk-mini-links a,
.ntk-mini-links span {
  color: var(--color-text-tertiary);
  text-decoration: none;
}

.ntk-head-main {
  background: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border-soft);
}

.ntk-logo img {
  width: 196px;
  height: auto;
  display: block;
}

.ntk-search {
  display: flex;
  align-items: stretch;
  width: min(640px, 100%);
}

.ntk-input,
.ntk-btn,
.ntk-menu-btn,
.ntk-nav-menu a,
.ntk-circle-btn {
  transition: all var(--motion-instant) ease;
}

.ntk-input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-xs) 0 0 var(--radius-xs);
  border-right: 0;
  padding: 0 14px;
  font-size: var(--font-size-3xl);
  color: var(--color-text-primary);
  background: var(--color-surface-muted);
}

.ntk-input:hover {
  border-color: var(--color-text-secondary);
}

.ntk-input:focus-visible {
  outline: 2px solid var(--color-surface-strong);
  outline-offset: 1px;
}

.ntk-input:active {
  border-color: var(--color-surface-strong);
}

.ntk-input:disabled {
  cursor: not-allowed;
  background: var(--color-surface-soft);
}

.ntk-input[aria-busy='true'] {
  opacity: 0.7;
}

.ntk-input.is-error {
  border-color: var(--color-surface-strong);
}

.ntk-btn,
.ntk-menu-btn,
.ntk-circle-btn {
  border: 1px solid var(--color-surface-strong);
  background: var(--color-surface-strong);
  color: var(--color-text-tertiary);
  min-height: 42px;
  padding: 0 18px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  font-size: var(--font-size-2xl);
  font-weight: 500;
  cursor: pointer;
}

.ntk-btn:hover,
.ntk-menu-btn:hover,
.ntk-circle-btn:hover {
  filter: brightness(0.9);
}

.ntk-btn:focus-visible,
.ntk-menu-btn:focus-visible,
.ntk-circle-btn:focus-visible,
.ntk-nav-menu a:focus-visible,
.ntk-cat-image:focus-visible,
.ntk-news-media:focus-visible {
  outline: 2px solid var(--color-surface-strong);
  outline-offset: 2px;
}

.ntk-btn:active,
.ntk-menu-btn:active,
.ntk-circle-btn:active {
  transform: translateY(1px);
}

.ntk-btn:disabled,
.ntk-menu-btn:disabled,
.ntk-circle-btn:disabled {
  cursor: not-allowed;
  border-color: var(--color-border-medium);
  background: var(--color-border-medium);
}

.ntk-btn[aria-busy='true'],
.ntk-menu-btn[aria-busy='true'],
.ntk-circle-btn[aria-busy='true'] {
  opacity: 0.75;
  pointer-events: none;
}

.ntk-btn.is-error,
.ntk-menu-btn.is-error,
.ntk-circle-btn.is-error {
  box-shadow: 0 0 0 2px rgba(197, 18, 48, 0.24);
}

.ntk-search .ntk-btn {
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}

.ntk-menu-btn {
  display: none;
}

.ntk-nav {
  background: var(--color-surface-raised);
  border-top: 1px solid #1f1f1f;
  border-bottom: 1px solid #1f1f1f;
}

.ntk-nav-row {
  display: block;
}

.ntk-nav-menu,
.ntk-nav-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ntk-nav-menu {
  display: flex;
  align-items: stretch;
  width: 100%;
}

.ntk-nav-menu > li {
  position: relative;
}

.ntk-nav-menu > li.menu-item-has-children > a {
  padding-right: 28px;
}

.ntk-nav-menu > li.menu-item-has-children > a::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-65%) rotate(45deg);
}

.ntk-nav-menu a {
  color: var(--color-text-tertiary);
  text-decoration: none;
  font-size: var(--font-size-2xl);
  padding: 13px 14px;
  letter-spacing: 0.02em;
  display: block;
}

.ntk-nav-menu a:hover,
.ntk-nav-menu a.is-active,
.ntk-nav-menu a:active {
  background: var(--color-surface-strong);
}

.ntk-nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: #1a1a1a;
  border: 1px solid #2b2b2b;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  z-index: 50;
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.24);
}

.ntk-nav-menu .sub-menu a {
  padding: 10px 12px;
  border-bottom: 1px solid #2b2b2b;
  white-space: nowrap;
}

.ntk-nav-menu .sub-menu li:last-child a {
  border-bottom: 0;
}

.ntk-nav-menu > li.menu-item-has-children:hover > .sub-menu,
.ntk-nav-menu > li.menu-item-has-children:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ntk-main {
  overflow: hidden;
}

.ntk-hero {
  position: relative;
}

.ntk-hero-track {
  position: relative;
  min-height: 560px;
}

.ntk-hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-fast) ease;
  background-size: cover;
  background-position: center;
}

.ntk-hero-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0.3));
}

.ntk-hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.ntk-hero-content {
  position: relative;
  z-index: 2;
  min-height: 560px;
  display: grid;
  align-content: center;
  color: var(--color-text-tertiary);
}

.ntk-hero-content h1 {
  color: var(--color-text-tertiary);
  font-size: clamp(32px, 4.25vw, 52px);
  line-height: 1.15;
  max-width: 18ch;
  margin: 0 0 10px;
}

.ntk-hero-content p {
  margin: 0;
  max-width: 60ch;
  font-size: var(--font-size-4xl);
}

.ntk-hero-controls,
.ntk-hero-dots {
  position: absolute;
  inset-inline: 0;
  z-index: 3;
}

.ntk-hero-controls {
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
}

.ntk-circle-btn {
  width: 42px;
  min-height: 42px;
  border-radius: var(--radius-md);
  background: rgba(17, 17, 17, 0.85);
  border-color: rgba(255, 255, 255, 0.5);
}

.ntk-hero-dots {
  bottom: 12px;
  display: flex;
  gap: 8px;
  justify-content: center;
}

.ntk-hero-dots button {
  width: 11px;
  height: 11px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-text-tertiary);
  background: transparent;
  cursor: pointer;
}

.ntk-hero-dots button.is-active,
.ntk-hero-dots button:hover,
.ntk-hero-dots button:active {
  background: var(--color-text-tertiary);
}

.ntk-hero-dots button:focus-visible {
  outline: 2px solid var(--color-surface-strong);
  outline-offset: 1px;
}

.ntk-hero-dots button:disabled {
  opacity: 0.5;
}

.ntk-hero-dots button[aria-busy='true'] {
  opacity: 0.75;
}

.ntk-hero-dots button.is-error {
  box-shadow: 0 0 0 2px rgba(197, 18, 48, 0.24);
}

.ntk-section {
  padding: 52px 0;
}

.ntk-title {
  margin: 0 0 24px;
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.ntk-cat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 24px;
}

.ntk-cat-card,
.ntk-news-card {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xs);
  overflow: hidden;
  background: var(--color-surface-muted);
  box-shadow: var(--shadow-1);
}

.ntk-cat-image,
.ntk-news-media {
  display: block;
  position: relative;
}

.ntk-cat-image img,
.ntk-news-media img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.ntk-cat-image img {
  aspect-ratio: 16 / 10;
}

.ntk-cat-body,
.ntk-news-body {
  padding: 18px 18px 20px;
}

.ntk-cat-body h3,
.ntk-news-body h3 {
  margin: 0 0 12px;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.25;
}

.ntk-cat-body h3 a,
.ntk-news-body h3 a {
  color: var(--color-text-primary);
  text-decoration: none;
}

.ntk-cat-body h3 a:hover,
.ntk-news-body h3 a:hover {
  color: var(--color-surface-strong);
}

.ntk-cat-body p,
.ntk-news-body p,
.ntk-about-wrap p,
.ntk-contact-wrap p {
  margin: 0 0 12px;
  color: var(--color-text-secondary);
}

.ntk-about {
  background: var(--color-surface-soft);
}

.ntk-about-wrap {
  max-width: 1000px;
}

.ntk-factory {
  padding-top: 40px;
}

.ntk-factory-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.ntk-factory-item {
  margin: 0;
  border-radius: var(--radius-xs);
  overflow: hidden;
}

.ntk-factory-item img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.ntk-factory-item-1 {
  grid-column: span 12;
}

.ntk-factory-item-2,
.ntk-factory-item-3,
.ntk-factory-item-4 {
  grid-column: span 4;
}

.ntk-factory-item-5,
.ntk-factory-item-6 {
  grid-column: span 6;
}

.ntk-feature {
  background: var(--color-surface-base);
}

.ntk-feature .ntk-title,
.ntk-feature-list li {
  color: var(--color-text-tertiary);
}

.ntk-feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  columns: 2;
  column-gap: 34px;
}

.ntk-feature-list li {
  break-inside: avoid;
  margin: 0 0 12px;
  font-size: var(--font-size-4xl);
  line-height: 1.5;
  padding-left: 18px;
  position: relative;
}

.ntk-feature-list li::before {
  content: '\25C6';
  position: absolute;
  left: 0;
}

.ntk-logo-grid {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 12px;
}

.ntk-logo-box {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xs);
  min-height: 102px;
  display: grid;
  place-items: center;
  padding: 6px;
}

.ntk-logo-box img {
  max-width: 78px;
  max-height: 78px;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.ntk-logo-box:hover,
.ntk-logo-box:active {
  border-color: var(--color-surface-strong);
}

.ntk-logo-box:focus-visible {
  outline: 2px solid var(--color-surface-strong);
  outline-offset: 2px;
}

.ntk-logo-box[aria-disabled='true'] {
  opacity: 0.5;
  pointer-events: none;
}

.ntk-logo-box[aria-busy='true'] {
  opacity: 0.75;
}

.ntk-logo-box.is-error {
  box-shadow: 0 0 0 2px rgba(197, 18, 48, 0.24);
}

.ntk-news {
  background: var(--color-surface-soft);
}

.ntk-news-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.ntk-news-card {
  border-bottom: 2px solid #ececec;
}

.ntk-news-media img {
  aspect-ratio: 4 / 3;
}

.ntk-date-badge {
  position: absolute;
  left: 12px;
  bottom: 12px;
  min-width: 48px;
  min-height: 54px;
  text-align: center;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border-soft);
  background: var(--color-surface-muted);
  color: var(--color-text-primary);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.05;
  padding: 7px 5px 6px;
}

.ntk-date-badge small {
  display: block;
  font-size: 10px;
  margin-top: 3px;
  text-transform: uppercase;
}

.ntk-contact {
  background: var(--color-surface-strong);
}

.ntk-contact .ntk-title,
.ntk-contact-wrap p {
  color: var(--color-text-tertiary);
}

.ntk-contact-wrap {
  max-width: 980px;
}

.ntk-contact-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.ntk-contact-form .ntk-input {
  border-right: 1px solid var(--color-border-medium);
  border-radius: var(--radius-xs);
}

.ntk-contact-form .ntk-btn {
  background: var(--color-surface-muted);
  color: var(--color-surface-strong);
  border-color: var(--color-surface-muted);
}

.ntk-footer {
  background: var(--color-surface-base);
  color: var(--color-text-tertiary);
  padding-top: 44px;
}

.ntk-footer-grid {
  display: grid;
  grid-template-columns: 1.65fr 1fr 1fr 1fr;
  gap: 26px;
}

.ntk-footer img {
  width: 170px;
  height: auto;
}

.ntk-footer h3,
.ntk-footer p,
.ntk-footer a {
  color: var(--color-text-tertiary);
  text-decoration: none;
  margin: 0 0 9px;
  display: block;
  font-size: var(--font-size-2xl);
  line-height: 1.5;
}

.ntk-footer a:hover,
.ntk-footer a:active {
  color: var(--color-surface-strong);
}

.ntk-footer a:focus-visible {
  outline: 2px solid var(--color-surface-strong);
  outline-offset: 2px;
}

.ntk-footer a[aria-busy='true'] {
  opacity: 0.75;
}

.ntk-footer a[aria-disabled='true'] {
  opacity: 0.5;
  pointer-events: none;
}

.ntk-footer a.is-error {
  box-shadow: 0 0 0 2px rgba(197, 18, 48, 0.24);
}

.ntk-foot-bottom {
  margin-top: 24px;
  border-top: 1px solid #232323;
  text-align: center;
  padding: 14px 12px;
  font-size: var(--font-size-md);
}

@media (max-width: 1200px) {
  .ntk-news-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ntk-logo-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  .ntk-head-top-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .ntk-menu-btn {
    display: inline-flex;
    min-height: 40px;
  }

  .ntk-nav {
    display: none;
  }

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

  .ntk-nav-menu {
    flex-direction: column;
    width: 100%;
  }

  .ntk-nav-menu > li.menu-item-has-children > a::after {
    right: 14px;
  }

  .ntk-nav-menu a {
    width: 100%;
    border-bottom: 1px solid #2b2b2b;
  }

  .ntk-nav-menu .sub-menu {
    position: static;
    display: none;
    border: 0;
    min-width: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
  }

  .ntk-nav-menu .sub-menu a {
    padding-left: 24px;
  }

  .ntk-cat-grid,
  .ntk-news-grid,
  .ntk-contact-form,
  .ntk-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .ntk-feature-list {
    columns: 1;
  }

  .ntk-logo-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .ntk-wrap {
    width: min(1170px, calc(100% - 20px));
  }

  .ntk-head-main-row {
    flex-wrap: wrap;
  }

  .ntk-search {
    width: 100%;
    order: 3;
  }

  .ntk-logo {
    order: 1;
  }

  .ntk-menu-btn {
    order: 2;
  }

  .ntk-hero-track,
  .ntk-hero-content {
    min-height: 430px;
  }

  .ntk-hero-content h1 {
    font-size: clamp(24px, 8vw, 34px);
  }

  .ntk-hero-content p {
    font-size: var(--font-size-4xl);
    line-height: 1.5;
  }

  .ntk-circle-btn {
    width: 36px;
    min-height: 36px;
  }

  .ntk-cat-grid,
  .ntk-news-grid,
  .ntk-contact-form,
  .ntk-footer-grid,
  .ntk-logo-grid {
    grid-template-columns: 1fr;
  }

  .ntk-factory-grid {
    grid-template-columns: 1fr;
  }

  .ntk-factory-item-1,
  .ntk-factory-item-2,
  .ntk-factory-item-3,
  .ntk-factory-item-4,
  .ntk-factory-item-5,
  .ntk-factory-item-6 {
    grid-column: auto;
  }
}