.page-contact {
  --contact-deep: #0A1B3A;
  --contact-mid: #16355E;
  --contact-silver: #B8C2CC;
  --contact-paper: #F4F7FB;
  --contact-accent: #FF5C35;
  --contact-glow: #FFB28C;
  --contact-ink: #1E2A3A;
  --contact-white: #FFFFFF;
  --contact-success: #2DC68C;
  --contact-grid-size: 34px;
  --contact-shadow: 6px 6px 0 0 rgba(10, 27, 58, 0.06);

  position: relative;
  background: var(--contact-paper);
  overflow-x: hidden;
}

.page-contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(184, 194, 204, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(184, 194, 204, 0.16) 1px, transparent 1px);
  background-size: var(--contact-grid-size) var(--contact-grid-size);
  pointer-events: none;
  z-index: 0;
}

.page-contact > * {
  position: relative;
  z-index: 1;
}

.page-contact .page-head {
  padding-top: 128px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(184, 194, 204, 0.6);
}

.page-contact .page-head__title {
  margin: 12px 0 0;
  font-family: var(--font-title);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--contact-deep);
}

.page-contact .page-head__desc {
  max-width: 560px;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(30, 42, 58, 0.76);
}

.page-contact .page-head__meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  font-size: 14px;
  color: var(--contact-mid);
  background: rgba(255, 92, 53, 0.06);
  border: 1px solid rgba(255, 92, 53, 0.18);
  border-radius: 999px;
  padding: 8px 16px;
}

.page-contact .page-section {
  padding: 52px 0;
}

.page-contact .page-section--coal,
.page-contact .page-section--deep {
  padding: 64px 0;
}

.page-contact .page-section--coal {
  background: var(--contact-deep);
}

.page-contact .page-section--deep {
  background: var(--contact-deep);
}

.page-contact .section-head {
  margin-bottom: 22px;
}

.page-contact .section-title {
  margin: 6px 0 0;
  font-family: var(--font-title);
  font-size: 30px;
  font-weight: 800;
  color: var(--contact-deep);
  line-height: 1.2;
}

.page-contact .section-title--light {
  color: var(--contact-paper);
}

.page-contact .section-head--light .section-title {
  color: var(--contact-paper);
}

.page-contact .section-label--light {
  color: rgba(244, 247, 251, 0.68);
}

.page-contact .section-head--light .section-label {
  color: rgba(244, 247, 251, 0.68);
}

.page-contact .lead {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(30, 42, 58, 0.8);
}

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact .channel-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 22px 22px;
  margin-bottom: 14px;
  background: var(--contact-white);
  border: 1px solid var(--contact-silver);
  border-top: 4px solid var(--contact-accent);
  border-radius: 6px;
  box-shadow: var(--contact-shadow);
  text-decoration: none;
  color: var(--contact-ink);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 8px 10px 0 0 rgba(10, 27, 58, 0.1);
  outline: none;
}

.page-contact .channel-card__index {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 92, 53, 0.12);
  color: var(--contact-accent);
  font-size: 14px;
  font-weight: 700;
}

.page-contact .channel-card__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .channel-card__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--contact-mid);
}

.page-contact .channel-card__value {
  font-size: 18px;
  font-weight: 700;
  color: var(--contact-deep);
  word-break: break-all;
}

.page-contact .channel-card__value--phone {
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--contact-deep);
}

.page-contact .channel-card__note {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(30, 42, 58, 0.58);
}

.page-contact .channel-card__arrow {
  align-self: center;
  color: var(--contact-accent);
  font-size: 20px;
}

.page-contact .contact-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 18px;
  padding: 16px 18px;
  background: rgba(184, 194, 204, 0.16);
  border-left: 3px solid var(--contact-accent);
  border-radius: 4px;
}

.page-contact .contact-note .mono {
  flex-shrink: 0;
  font-size: 14px;
  color: var(--contact-accent);
}

.page-contact .contact-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(30, 42, 58, 0.8);
}

.page-contact .email-protocol {
  position: relative;
  padding: 34px 26px;
  background: var(--contact-deep);
  border-radius: 8px;
  color: var(--contact-paper);
  overflow: hidden;
}

.page-contact .email-protocol::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(to right, var(--contact-accent) 0%, var(--contact-glow) 100%);
}

.page-contact .email-protocol__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(184, 194, 204, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(184, 194, 204, 0.07) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}

.page-contact .email-protocol > *:not(.email-protocol__grid-bg) {
  position: relative;
  z-index: 1;
}

.page-contact .email-protocol__title {
  margin: 8px 0 0;
  font-size: 24px;
  font-weight: 800;
  font-family: var(--font-title);
  color: var(--contact-paper);
}

.page-contact .email-protocol__desc {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 247, 251, 0.72);
}

.page-contact .email-protocol__target {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  padding: 14px 16px;
  background: rgba(244, 247, 251, 0.07);
  border: 1px dashed rgba(184, 194, 204, 0.45);
  border-radius: 6px;
}

.page-contact .email-protocol__address {
  font-size: 15px;
  color: var(--contact-paper);
  word-break: break-all;
}

.page-contact .static-form {
  margin-top: 18px;
}

.page-contact .static-form__field {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 12px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid rgba(184, 194, 204, 0.18);
}

.page-contact .static-form__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--contact-accent);
}

.page-contact .static-form__input,
.page-contact .static-form__textarea {
  font-size: 15px;
  line-height: 1.6;
  color: var(--contact-paper);
  word-break: break-word;
}

.page-contact .static-form__textarea {
  min-height: 68px;
}

.page-contact .email-protocol__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(184, 194, 204, 0.18);
}

.page-contact .email-protocol__footer .mono {
  font-size: 13px;
  color: rgba(244, 247, 251, 0.5);
}

.page-contact .email-protocol__footer-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--contact-success);
}

.page-contact .cooperation-block {
  color: var(--contact-paper);
}

.page-contact .cooperation-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .cooperation-intro .lead {
  color: var(--contact-paper);
  font-size: 18px;
}

.page-contact .cooperation-intro p:not(.lead) {
  color: rgba(244, 247, 251, 0.68);
  line-height: 1.8;
}

.page-contact .cooperation-card {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  background: rgba(244, 247, 251, 0.06);
  border: 1px solid rgba(184, 194, 204, 0.35);
  border-radius: 6px;
}

.page-contact .cooperation-card__label {
  font-size: 14px;
  color: var(--contact-accent);
}

.page-contact .cooperation-card__email {
  font-size: 20px;
  color: var(--contact-paper);
  text-decoration: none;
  border-bottom: 1px dashed rgba(184, 194, 204, 0.4);
  padding-bottom: 4px;
  transition: color 0.2s ease, border-color 0.2s ease;
  word-break: break-all;
}

.page-contact .cooperation-card__email:hover {
  color: var(--contact-glow);
  border-bottom-color: var(--contact-glow);
}

.page-contact .cooperation-card__note {
  font-size: 14px;
  color: rgba(244, 247, 251, 0.55);
}

.page-contact .address-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-contact .address-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
  padding: 26px 28px;
  background: var(--contact-white);
  border: 1px solid var(--contact-silver);
  border-left: 4px solid var(--contact-accent);
  border-radius: 6px;
  box-shadow: var(--contact-shadow);
}

.page-contact .address-card__label {
  font-size: 14px;
  color: var(--contact-mid);
}

.page-contact .address-card__value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--contact-deep);
}

.page-contact .address-card__note {
  font-size: 14px;
  color: rgba(30, 42, 58, 0.55);
}

.page-contact .address-block__visual img,
.page-contact .response-panel__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--contact-silver);
  border-radius: 6px;
  box-shadow: var(--contact-shadow);
}

.page-contact .response-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-contact .response-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .response-list__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(184, 194, 204, 0.4);
}

.page-contact .response-list__item:last-child {
  border-bottom: none;
}

.page-contact .response-list__badge {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 92, 53, 0.1);
  color: var(--contact-accent);
  font-size: 13px;
  font-weight: 700;
}

.page-contact .response-list__body strong {
  display: block;
  font-size: 16px;
  color: var(--contact-deep);
}

.page-contact .response-list__body p {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(30, 42, 58, 0.65);
}

.page-contact .help-direct {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
}

.page-contact .help-direct__text {
  max-width: 640px;
}

.page-contact .help-direct__text p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244, 247, 251, 0.72);
}

.page-contact .help-direct__link {
  color: var(--contact-glow);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .help-direct__link:hover {
  color: var(--contact-accent);
}

.page-contact .help-direct__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (min-width: 640px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 36px;
    align-items: start;
  }

  .page-contact .cooperation-grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 48px;
    align-items: center;
  }

  .page-contact .response-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
  }

  .page-contact .response-panel__visual {
    order: -1;
  }
}

@media (min-width: 960px) {
  .page-contact .page-head {
    padding-top: 168px;
  }

  .page-contact .page-section {
    padding: 68px 0;
  }

  .page-contact .page-section--coal,
  .page-contact .page-section--deep {
    padding: 76px 0;
  }

  .page-contact .address-block {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
  }

  .page-contact .help-direct {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
  }

  .page-contact .help-direct__actions {
    flex-shrink: 0;
  }
}