.page-contact {
  --contact-card-bg: rgba(16, 42, 76, 0.68);
  --contact-card-border: rgba(155, 176, 204, 0.18);
  --contact-line: rgba(255, 108, 44, 0.45);
  position: relative;
  background:
    radial-gradient(circle at 85% 12%, rgba(255, 108, 44, 0.12), transparent 28%),
    linear-gradient(180deg, var(--night-deep) 0%, var(--night-mid) 48%, var(--night-deep) 100%);
  color: var(--text-main);
  overflow: hidden;
  font-family: var(--font-body);
}

.page-contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(155, 176, 204, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(155, 176, 204, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

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

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem 0.7rem;
  list-style: none;
  margin: 0;
  padding: 1.5rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.85rem;
}

.page-contact .breadcrumb__item {
  color: var(--text-sub);
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--orange-mid);
  font-weight: 600;
}

.page-contact .breadcrumb__link {
  color: var(--text-sub);
  text-decoration: none;
  transition: color var(--transition);
}

.page-contact .breadcrumb__link:hover {
  color: var(--orange);
}

.page-contact .contact-section-head {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.page-contact .contact-section-head__index {
  display: inline-block;
  margin: 0;
  padding: 0.45rem 0.6rem;
  border: 1px solid rgba(255, 108, 44, 0.5);
  border-radius: var(--radius-sm);
  background: rgba(255, 108, 44, 0.08);
  color: var(--orange);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.page-contact .contact-section-head h2,
.page-contact .contact-note__head h2,
.page-contact .contact-location__content h2,
.page-contact .contact-story__content h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-headings);
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--text-main);
}

.page-contact .contact-section-head p {
  margin: 0;
  color: var(--text-sub);
  line-height: 1.7;
}

.contact-hero {
  padding: clamp(2.5rem, 6vw, 5rem) 0 2.5rem;
}

.contact-hero__inner {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.contact-hero__copy {
  position: relative;
  max-width: 820px;
}

.contact-hero__copy::before {
  content: "";
  position: absolute;
  top: -12px;
  left: 0;
  width: 128px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--orange), transparent);
}

.contact-hero__eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-mid);
}

.contact-hero__eyebrow span {
  border: 1px solid rgba(255, 108, 44, 0.35);
  background: rgba(255, 108, 44, 0.08);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}

.contact-hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-headings);
  font-size: clamp(2.5rem, 6vw, 4.3rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.5px;
  color: var(--text-main);
}

.contact-hero h1 .text-highlight {
  display: block;
  margin-top: 0.5rem;
  color: var(--orange);
  font-size: 0.62em;
  letter-spacing: -0.2px;
  line-height: 1.2;
}

.contact-hero__lead {
  max-width: 720px;
  margin: 0;
  color: var(--text-sub);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.8;
}

.contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
}

.contact-hero__facts > div {
  min-width: 116px;
  padding: 0.85rem 1rem;
  border: 1px solid var(--glass-white);
  border-radius: 12px;
  background: rgba(16, 42, 76, 0.66);
}

.contact-hero__facts dt {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.contact-hero__facts dd {
  margin: 0.2rem 0 0;
  font-family: var(--font-headings);
  font-size: 1.3rem;
  color: var(--orange-mid);
}

.contact-hero__dial {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin-inline: auto;
  aspect-ratio: 1;
  border: 1px solid var(--glass-white);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(16, 42, 76, 0.5) 0%, rgba(255, 108, 44, 0.06) 68%, transparent 72%);
}

.contact-hero__dial-ring {
  position: absolute;
  border-radius: 50%;
}

.contact-hero__dial-ring--one {
  inset: 10%;
  border: 1px dashed rgba(255, 108, 44, 0.3);
  animation: contactOrbit 32s linear infinite;
}

.contact-hero__dial-ring--two {
  inset: 24%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 108, 44, 0.04);
}

.contact-hero__coord {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text-main);
  letter-spacing: 0.04em;
}

.contact-hero__pulse {
  position: absolute;
  top: 40%;
  left: 56%;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--orange);
  animation: contactPulse 1.8s ease-out infinite;
}

.contact-hero__live {
  position: absolute;
  bottom: 16%;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--data-green);
}

.contact-hero__live i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--data-green);
  box-shadow: 0 0 12px var(--data-green);
}

.contact-channels,
.contact-location,
.contact-story,
.contact-coop {
  padding: 3.5rem 0;
}

.contact-channels__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

.contact-channel {
  position: relative;
  overflow: hidden;
  padding: 1.8rem;
  border: 1px solid var(--contact-card-border);
  border-radius: 16px;
  background: var(--contact-card-bg);
  transition: transform var(--transition), border-color var(--transition);
}

.contact-channel::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--data-green));
  transition: width 0.4s ease;
}

.contact-channel:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 108, 44, 0.55);
}

.contact-channel:hover::after {
  width: 100%;
}

.contact-channel__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1.2rem;
  border-radius: 12px;
  background: rgba(255, 108, 44, 0.12);
  color: var(--orange);
}

.contact-channel__icon svg {
  display: block;
  width: 24px;
  height: 24px;
}

.contact-channel h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-headings);
  font-size: 1.2rem;
  color: var(--text-main);
}

.contact-channel__value {
  margin: 0 0 0.75rem;
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-main);
  overflow-wrap: anywhere;
}

.contact-channel__desc {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.7;
}

.contact-channels__note {
  margin-top: 1.5rem;
  padding: 1.2rem 1.4rem;
  border: 1px dashed rgba(255, 108, 44, 0.35);
  border-radius: 12px;
  background: rgba(255, 108, 44, 0.08);
  color: var(--text-main);
  line-height: 1.7;
}

.contact-channels__note strong {
  color: var(--orange);
}

.contact-location__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.contact-location__map-wrap {
  padding: 1.2rem;
  border: 1px solid var(--contact-card-border);
  border-radius: 18px;
  background: rgba(16, 42, 76, 0.7);
}

.contact-location__map {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: var(--night-deep);
}

.contact-location__map img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.contact-location__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.contact-location__link {
  fill: none;
  stroke: rgba(255, 108, 44, 0.65);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 6 8;
  animation: contactDash 24s linear infinite;
}

.contact-location__pulse {
  position: absolute;
  top: 38%;
  left: 43%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 0 rgba(255, 108, 44, 0.55);
  animation: contactPulse 1.8s ease-out infinite;
  transform: translate(-50%, -50%);
}

.contact-location__city {
  position: absolute;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--glass-white);
  border-radius: 4px;
  background: rgba(10, 26, 47, 0.78);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-main);
  cursor: default;
}

.contact-location__city em {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 110px;
  padding: 0.35rem 0.55rem;
  border: 1px solid rgba(255, 108, 44, 0.5);
  border-radius: 6px;
  background: #0A1A2F;
  color: var(--text-main);
  font-size: 0.7rem;
  font-style: normal;
  line-height: 1.4;
  text-align: center;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 5;
}

.contact-location__city:hover em,
.contact-location__city:focus em {
  opacity: 1;
}

.contact-location__city--changchun {
  top: 31%;
  left: 33%;
}

.contact-location__city--jilin {
  top: 48%;
  left: 60%;
}

.contact-location__city--yanbian {
  top: 18%;
  right: 8%;
}

.contact-location__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: 1rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--text-sub);
}

.contact-location__legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.legend-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.legend-line {
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--orange);
  opacity: 0.65;
}

.contact-location__content > p {
  color: var(--text-sub);
  line-height: 1.8;
}

.contact-location__content .contact-section-head__index {
  margin-bottom: 1rem;
}

.contact-location__coords {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.contact-location__coords li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.9rem;
  border: 1px solid rgba(155, 176, 204, 0.15);
  border-radius: 10px;
  background: rgba(16, 42, 76, 0.6);
}

.contact-location__coords span {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.contact-location__coords strong {
  font-family: var(--font-headings);
  font-size: 1.1rem;
  color: var(--text-main);
}

.contact-location__foot {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-sub);
}

.contact-story {
  background: linear-gradient(135deg, rgba(27, 58, 95, 0.25), transparent 60%);
}

.contact-story__grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.contact-story__media {
  overflow: hidden;
  border: 1px solid var(--glass-white);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.contact-story__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.contact-story__content > p {
  color: var(--text-sub);
  line-height: 1.8;
}

.contact-story__content blockquote {
  margin: 1.5rem 0;
  padding: 0.8rem 1.2rem;
  border-left: 3px solid var(--orange);
  background: rgba(255, 108, 44, 0.08);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.7;
}

.contact-story__content .btn {
  margin-top: 0.5rem;
}

.contact-coop__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

.contact-coop__card {
  padding: 2rem 1.8rem;
  border: 1px solid var(--contact-card-border);
  border-radius: 14px;
  background: var(--contact-card-bg);
  transition: transform var(--transition), border-color var(--transition);
}

.contact-coop__card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 212, 160, 0.5);
}

.contact-coop__card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-headings);
  font-size: 1.15rem;
  color: var(--text-main);
}

.contact-coop__card p {
  margin: 0 0 1.2rem;
  color: var(--text-sub);
  line-height: 1.75;
}

.contact-coop__tag {
  display: inline-flex;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 108, 44, 0.12);
  color: var(--orange-mid);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.2;
}

.contact-coop__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.contact-note {
  padding: 3rem 0 5rem;
}

.contact-note__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.contact-note__head p {
  color: var(--text-sub);
  line-height: 1.7;
}

.contact-note__head .btn {
  margin-top: 1rem;
}

.page-contact .accordion__item {
  border-color: rgba(155, 176, 204, 0.2);
  background: rgba(16, 42, 76, 0.45);
}

@keyframes contactPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 108, 44, 0.55), 0 0 0 0 rgba(255, 108, 44, 0.25);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(255, 108, 44, 0), 0 0 0 34px rgba(255, 108, 44, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 108, 44, 0), 0 0 0 0 rgba(255, 108, 44, 0);
  }
}

@keyframes contactOrbit {
  to {
    transform: rotate(360deg);
  }
}

@keyframes contactDash {
  to {
    stroke-dashoffset: -56;
  }
}

@media (min-width: 860px) {
  .contact-channels__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-coop__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-note__grid {
    grid-template-columns: 0.8fr 1.2fr;
  }
}

@media (min-width: 960px) {
  .contact-hero__inner {
    grid-template-columns: 1.3fr 0.7fr;
  }

  .contact-hero__dial {
    margin-right: 0;
    margin-left: auto;
  }

  .contact-location__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  }

  .contact-story__grid {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  }

  .contact-location__coords {
    grid-template-columns: 1fr 1fr;
  }
}