.page-contact {
  --contact-bg-grid: rgba(255, 255, 255, 0.04);
  --contact-bg-grid-strong: rgba(255, 255, 255, 0.07);
  --contact-card-bg: #16212B;
  --contact-card-hover: #1B2836;
  --contact-envelope-line: rgba(255, 255, 255, 0.12);
  --contact-envelope-glow: rgba(0, 229, 255, 0.15);
  --contact-radius: 16px;
  background-color: #0A0F14;
  background-image:
    linear-gradient(var(--contact-bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--contact-bg-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.page-contact__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 64px;
  position: relative;
}

.page-contact__breadcrumb {
  margin-bottom: 48px;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--site-muted);
  display: flex;
  gap: 12px;
  align-items: center;
}

.page-contact__breadcrumb a {
  color: var(--site-muted);
  text-decoration: none;
  transition: color var(--transition-speed) var(--ease-out);
}

.page-contact__breadcrumb a:hover {
  color: var(--electric-blue);
}

.breadcrumb__sep {
  color: var(--electric-blue);
  font-size: 12px;
}

.page-contact__hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 72px;
  position: relative;
}

.page-contact__hero-copy {
  position: relative;
  padding-left: 24px;
  border-left: 2px solid var(--electric-blue);
}

.page-contact__section-index {
  font-family: var(--font-num);
  font-size: 16px;
  letter-spacing: 0.18em;
  color: var(--electric-blue);
  display: block;
  margin-bottom: 16px;
}

.page-contact__section-index--dark {
  color: var(--site-muted);
}

.page-contact__title {
  font-family: var(--font-head);
  font-size: 44px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--site-text);
  margin: 0 0 24px;
}

.page-contact__title span {
  color: var(--electric-blue);
  font-size: 32px;
  display: block;
  margin-top: 8px;
  letter-spacing: -0.01em;
}

.page-contact__description {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--site-muted);
  max-width: 60ch;
  margin: 0;
}

.page-contact__hero-svg {
  position: absolute;
  top: -20px;
  right: 0;
  width: 360px;
  height: auto;
  opacity: 0.25;
  pointer-events: none;
}

.page-contact__envelope-svg {
  width: 100%;
  height: auto;
}

.page-contact__grid {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.page-contact__channel-grid {
  display: grid;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  grid-template-columns: 1fr;
}

.page-contact__channel-card {
  background: linear-gradient(135deg, var(--site-card) 0%, rgba(22, 33, 43, 0.9) 100%);
  border: 1px solid var(--site-line);
  border-radius: var(--contact-radius);
  padding: 28px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  backdrop-filter: blur(12px);
  transition: all var(--transition-speed) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.page-contact__channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--electric-blue), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-speed) var(--ease-out);
}

.page-contact__channel-card:hover::before {
  transform: scaleX(1);
}

.page-contact__channel-card--email::before {
  background: linear-gradient(90deg, var(--electric-blue), var(--violet));
}

.page-contact__channel-card--phone::before {
  background: linear-gradient(90deg, var(--acid-green), var(--electric-blue));
}

.page-contact__channel-card--address::before {
  background: linear-gradient(90deg, var(--violet), transparent);
}

.page-contact__channel-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
  background: #1B2836;
}

.page-contact__channel-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--site-line);
  transition: background var(--transition-speed) var(--ease-out);
}

.page-contact__channel-card:hover .page-contact__channel-icon {
  background: rgba(255, 255, 255, 0.08);
}

.page-contact__channel-icon svg {
  width: 28px;
  height: 28px;
}

.page-contact__channel-copy {
  flex: 1;
  min-width: 0;
}

.page-contact__channel-title {
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--site-muted);
  margin: 0 0 8px;
}

.page-contact__channel-label {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--site-muted);
  margin-bottom: 6px;
}

.page-contact__channel-value,
.page-contact__channel-value--link {
  font-family: var(--font-num);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--site-text);
  text-decoration: none;
  display: block;
  line-height: 1.3;
}

.page-contact__channel-value--link {
  color: var(--electric-blue);
  transition: transform var(--transition-speed) var(--ease-out);
  display: inline-block;
}

.page-contact__channel-value--link:hover {
  transform: translateX(4px);
}

.page-contact__channel-value--address {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 12px;
}

.page-contact__channel-note {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--site-muted);
  margin-top: 8px;
  line-height: 1.5;
}

.page-contact__copy-btn {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--site-text);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: 6px;
  padding: 6px 14px;
  cursor: pointer;
  transition: all var(--transition-speed) var(--ease-out);
  margin-top: 10px;
}

.page-contact__copy-btn:hover {
  background: var(--electric-blue);
  color: #0A0F14;
  border-color: var(--electric-blue);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
}

.page-contact__info-row {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.page-contact__promise-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  background: linear-gradient(225deg, rgba(16, 24, 32, 0.9) 0%, rgba(22, 33, 43, 0.8) 100%);
  border: 1px solid var(--site-line);
  border-radius: 20px;
  padding: 44px 32px 32px;
  position: relative;
}

.page-contact__promise-content {
  position: relative;
  z-index: 1;
}

.page-contact__promise-title {
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--site-text);
  margin: 8px 0 16px;
}

.page-contact__promise-text {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  color: var(--site-muted);
  max-width: 52ch;
  margin: 0 0 24px;
}

.page-contact__promise-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact__promise-image {
  opacity: 0.9;
  transition: opacity var(--transition-speed) var(--ease-out);
}

.page-contact__promise-image:hover {
  opacity: 1;
}

.page-contact__promise-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  object-fit: cover;
  aspect-ratio: 16/10;
}

.page-contact__feedback-block {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  padding: 40px 24px 32px;
  border-radius: 20px;
  border: 1px solid var(--site-line);
  position: relative;
}

.page-contact__feedback-block::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 120px;
  height: 120px;
  background: rgba(0, 229, 255, 0.06);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  border-radius: 0 20px 0 0;
}

.page-contact__feedback-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 36px;
}

.page-contact__feedback-title,
.page-contact__cooperation-title {
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--site-text);
  margin: 0;
}

.page-contact__feedback-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-contact__feedback-row {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}

.page-contact__feedback-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--site-line);
}

.page-contact__feedback-label {
  font-family: var(--font-head);
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--electric-blue);
  margin: 0 0 10px;
}

.page-contact__feedback-desc {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--site-muted);
  margin: 0;
}

.page-contact__contact-img-block {
  width: 100%;
}

.page-contact__contact-img-wrapper {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--site-line);
  position: relative;
}

.page-contact__contact-img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.page-contact__cooperation-block {
  background: linear-gradient(160deg, rgba(22, 33, 43, 0.9) 0%, transparent 100%);
  border-top: 1px solid var(--site-line);
  border-bottom: 1px solid var(--site-line);
  padding: 48px 0;
}

.page-contact__cooperation-inner {
  max-width: 720px;
}

.page-contact__cooperation-desc {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.8;
  color: var(--site-muted);
  margin: 12px 0 0;
}

.page-contact__cooperation-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

.page-contact__cooperation-link {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--site-text);
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid var(--site-line);
  border-radius: 6px;
  transition: all var(--transition-speed) var(--ease-out);
  background: rgba(255, 255, 255, 0.03);
}

.page-contact__cooperation-link:hover {
  border-color: var(--acid-green);
  color: var(--acid-green);
  box-shadow: 0 0 16px rgba(198, 255, 0, 0.08);
  transform: translateY(-2px);
}

.page-contact__cooperation-sep {
  color: var(--site-line);
  font-size: 12px;
}

.page-contact__note-block {
  padding-top: 8px;
  display: flex;
  justify-content: center;
}

.page-contact__note-text {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--site-muted);
  text-align: center;
  opacity: 0.8;
  max-width: 80ch;
  margin: 0;
}

@media (min-width: 768px) {
  .page-contact__container {
    padding: 64px 32px 80px;
  }

  .page-contact__hero {
    grid-template-columns: 1fr 300px;
    align-items: end;
  }

  .page-contact__hero-svg {
    position: relative;
    top: auto;
    right: auto;
    justify-self: end;
    width: 100%;
    opacity: 0.6;
  }

  .page-contact__channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact__channel-card--address {
    grid-column: span 2;
  }

  .page-contact__feedback-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
  }

  .page-contact__promise-block {
    grid-template-columns: 1.2fr 0.8fr;
    padding: 48px 40px 32px;
  }

  .page-contact__feedback-block {
    padding: 48px 40px 40px;
  }
}

@media (min-width: 1024px) {
  .page-contact__container {
    padding: 80px 48px 100px;
  }

  .page-contact__title {
    font-size: 56px;
  }

  .page-contact__title span {
    font-size: 40px;
  }

  .page-contact__channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-left: 1px solid var(--site-line);
    border-top: 1px solid var(--site-line);
  }

  .page-contact__channel-card {
    border-radius: 0;
    border: none;
    border-right: 1px solid var(--site-line);
    border-bottom: 1px solid var(--site-line);
    padding: 32px 24px;
    background: rgba(22, 33, 43, 0.4);
  }

  .page-contact__channel-card:hover {
    background: rgba(22, 33, 43, 0.9);
  }

  .page-contact__channel-card--address {
    grid-column: span 1;
  }

  .page-contact__info-row {
    gap: 80px;
  }

  .page-contact__feedback-grid {
    gap: 40px;
  }

  .page-contact__feedback-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-bottom: 1px solid var(--site-line);
  }

  .page-contact__feedback-item {
    padding: 24px 32px 32px;
    border-bottom: none;
    border-right: 1px solid var(--site-line);
  }

  .page-contact__feedback-item:last-child {
    border-right: none;
  }

  .page-contact__cooperation-block {
    padding: 64px 0;
  }

  .page-contact__contact-img-block {
    order: 5;
  }

  .page-contact__promise-block {
    padding: 56px 48px 40px;
  }
}