.page-contact {
  --contact-accent: #39ff14;
  --contact-cyan: #00f0ff;
  --contact-orange: #ff6a00;
  --contact-bg: #0a0a0a;
  --contact-bg-2: #141414;
  --contact-bg-3: #1a1a1a;
  --contact-muted: #a0a0a0;
  --contact-text: #f5f5f5;
  --contact-white: #ffffff;
  --contact-mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --contact-head: "PingFang SC Heavy", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --contact-body: "PingFang SC Regular", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --contact-radius: 14px;
  --contact-radius-sm: 8px;
  --contact-skew: -10deg;

  background-color: var(--contact-bg);
  color: var(--contact-text);
  font-family: var(--contact-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-contact__wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.page-contact__wrap .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 32px;
  font-size: 13px;
  color: var(--contact-muted);
}

.page-contact__wrap .breadcrumb a {
  color: var(--contact-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact__wrap .breadcrumb a:hover,
.page-contact__wrap .breadcrumb a:focus-visible {
  border-bottom-color: var(--contact-cyan);
}

.page-contact__wrap .breadcrumb [aria-current="page"] {
  color: var(--contact-white);
  font-weight: 600;
}

.page-contact__hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 88px;
  position: relative;
}

.page-contact__hero::{ 
  position: relative;
}

.page-contact__hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle at center,
    rgba(57, 255, 20, 0.14) 0%,
    rgba(57, 255, 20, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact__hero-copy::before {
  content: "";
  position: absolute;
  top: -40px;
  left: -24px;
  right: -24px;
  bottom: -40px;
  background:
    linear-gradient(rgba(57, 255, 20, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  transform: skewX(var(--contact-skew));
  z-index: -1;
  pointer-events: none;
}

.page-contact__hero-copy {
  position: relative;
  z-index: 1;
  padding: 24px 0;
}

.page-contact__hero-copy .section__kicker {
  color: var(--contact-accent);
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.page-contact__hero-copy .section__kicker::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--contact-accent), transparent);
  transform: skewX(var(--contact-skew));
  margin-top: 4px;
}

.page-contact__hero-copy .section__title {
  font-family: var(--contact-head);
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 900;
  color: var(--contact-white);
  line-height: 1.15;
  transform: skewX(var(--contact-skew));
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  text-shadow: 0 0 30px rgba(57, 255, 20, 0.35);
}

.page-contact__hero-copy .section__lead {
  font-size: 16px;
  color: #c8c8c8;
  margin-bottom: 28px;
  max-width: 540px;
  line-height: 1.7;
}

.page-contact__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-contact__hero-actions .btn {
  padding: 12px 24px;
  font-size: 15px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 4px;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  display: inline-block;
}

.page-contact__hero-actions .btn--primary {
  background-color: var(--contact-accent);
  color: #0a0a0a;
  border: 1px solid var(--contact-accent);
}

.page-contact__hero-actions .btn--primary:hover,
.page-contact__hero-actions .btn--primary:focus-visible {
  background-color: #52ff36;
  box-shadow: 0 0 24px rgba(57, 255, 20, 0.6);
  transform: translateY(-2px);
}

.page-contact__hero-actions .btn--ghost {
  background: transparent;
  color: var(--contact-cyan);
  border: 1px solid var(--contact-cyan);
}

.page-contact__hero-actions .btn--ghost:hover,
.page-contact__hero-actions .btn--ghost:focus-visible {
  background-color: rgba(0, 240, 255, 0.1);
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.4);
  transform: translateY(-2px);
}

.page-contact__hero-media {
  position: relative;
  z-index: 1;
}

.page-contact__hero-media .img-frame {
  border-radius: var(--contact-radius);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(57, 255, 20, 0.35);
  box-shadow: 0 0 60px rgba(57, 255, 20, 0.12);
}

.page-contact__hero-media .img-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0, 240, 255, 0.15) 0%,
    transparent 40%,
    rgba(57, 255, 20, 0.12) 100%);
  pointer-events: none;
}

.page-contact__hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
}

.page-contact__channels {
  margin-bottom: 96px;
  position: relative;
}

.page-contact__channels .section__head {
  margin-bottom: 44px;
  position: relative;
}

.page-contact__channels .section__kicker {
  color: var(--contact-orange);
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.page-contact__channels .section__title {
  font-family: var(--contact-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  color: var(--contact-white);
  transform: skewX(var(--contact-skew));
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.page-contact__channels .section__lead {
  color: var(--contact-muted);
  max-width: 620px;
  font-size: 16px;
}

.page-contact__channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.page-contact__channel-card {
  background: linear-gradient(145deg, var(--contact-bg-2) 0%, var(--contact-bg-3) 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--contact-radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.page-contact__channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--contact-accent), transparent);
  transition: transform 0.3s ease;
  transform-origin: top;
}

.page-contact__channel-card:nth-child(2)::before {
  background: linear-gradient(180deg, var(--contact-orange), transparent);
}

.page-contact__channel-card:nth-child(3)::before {
  background: linear-gradient(180deg, var(--contact-cyan), transparent);
}

.page-contact__channel-card:hover,
.page-contact__channel-card:focus-within {
  border-color: rgba(57, 255, 20, 0.4);
  box-shadow: 0 0 40px rgba(57, 255, 20, 0.1);
  transform: translateY(-4px);
}

.page-contact__channel-card:nth-child(2):hover,
.page-contact__channel-card:nth-child(2):focus-within {
  border-color: rgba(255, 106, 0, 0.4);
  box-shadow: 0 0 40px rgba(255, 106, 0, 0.1);
}

.page-contact__channel-card:nth-child(3):hover,
.page-contact__channel-card:nth-child(3):focus-within {
  border-color: rgba(0, 240, 255, 0.35);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.1);
}

.page-contact__channel-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(57, 255, 20, 0.12);
  color: var(--contact-accent);
  border: 1px solid rgba(57, 255, 20, 0.2);
}

.page-contact__channel-card:nth-child(2) .page-contact__channel-icon {
  background: rgba(255, 106, 0, 0.12);
  color: var(--contact-orange);
  border: 1px solid rgba(255, 106, 0, 0.25);
}

.page-contact__channel-card:nth-child(3) .page-contact__channel-icon {
  background: rgba(0, 240, 255, 0.1);
  color: var(--contact-cyan);
  border: 1px solid rgba(0, 240, 255, 0.25);
}

.page-contact__channel-title {
  font-family: var(--contact-head);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--contact-white);
}

.page-contact__channel-note {
  font-size: 14px;
  color: var(--contact-muted);
  line-height: 1.65;
}

.page-contact__channel-note--sub {
  font-size: 13px;
  color: #888;
  margin-top: -6px;
  padding-bottom: 4px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.12);
}

.page-contact__channel-value {
  font-size: 16px;
  color: var(--contact-text);
  font-weight: 600;
  word-break: break-all;
  line-height: 1.5;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

a.page-contact__channel-value:hover {
  color: var(--contact-accent);
  border-bottom-color: var(--contact-accent);
}

.page-contact__channel-value--mono {
  font-family: var(--contact-mono);
  font-size: 15px;
  letter-spacing: -0.01em;
}

.page-contact__copy-btn {
  align-self: flex-start;
  background: transparent;
  color: var(--contact-accent);
  border: 1px solid rgba(57, 255, 20, 0.5);
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  displayed: inline-block;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact__copy-btn::before {
  content: "⧉";
  font-size: 14px;
  opacity: 0.8;
}

.page-contact__copy-btn:hover,
.page-contact__copy-btn:focus-visible {
  background-color: rgba(57, 255, 20, 0.15);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.25);
}

.page-contact__copy-btn.is-copied {
  background: rgba(57, 255, 20, 0.15);
  border-color: var(--contact-accent);
  box-shadow: 0 0 24px rgba(57, 255, 20, 0.4);
}

.page-contact__copy-btn.is-copied::before {
  content: "✓";
}

.page-contact__copy-feedback {
  font-size: 13px;
  color: var(--contact-accent);
  min-height: 0;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.page-contact__copy-feedback.is-visible {
  opacity: 1;
}

.page-contact__channel-privacy {
  background: rgba(0, 240, 255, 0.06);
  border: 1px dashed rgba(0, 240, 255, 0.35);
  border-radius: var(--contact-radius-sm);
  padding: 16px 20px;
  font-size: 14px;
  color: var(--contact-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact__channel-privacy p {
  margin: 0;
}

.page-contact__channel-privacy a {
  color: var(--contact-cyan);
  text-decoration: none;
  font-weight: 600;
}

.page-contact__channel-privacy a:hover {
  text-decoration: underline;
}

.page-contact__matrix {
  margin-bottom: 96px;
  position: relative;
}

.page-contact__matrix::before {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle at bottom right,
    rgba(0, 240, 255, 0.1) 0%,
    transparent 70%);
  pointer-events: none;
}

.page-contact__matrix .section__head {
  margin-bottom: 44px;
}

.page-contact__matrix .section__kicker {
  color: var(--contact-cyan);
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.page-contact__matrix .section__title {
  font-family: var(--contact-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  color: var(--contact-white);
  transform: skewX(var(--contact-skew));
  margin: 0 0 14px;
}

.page-contact__matrix .section__lead {
  color: var(--contact-muted);
  max-width: 680px;
  font-size: 16px;
}

.page-contact__matrix-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-contact__matrix-table-wrap {
  border-radius: var(--contact-radius);
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--contact-bg-2);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.4);
}

.page-contact__matrix-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-contact__matrix-table thead th {
  background: linear-gradient(145deg, rgba(57, 255, 20, 0.15), rgba(0, 240, 255, 0.1));
  color: var(--contact-white);
  font-family: var(--contact-head);
  font-weight: 800;
  text-align: left;
  padding: 14px 16px;
  border-bottom: 2px solid rgba(57, 255, 20, 0.4);
  white-space: nowrap;
}

.page-contact__matrix-table tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: #cdcdcd;
  vertical-align: top;
}

.page-contact__matrix-table tbody tr:last-child td {
  border-bottom: none;
}

.page-contact__matrix-table tbody tr {
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact__matrix-table tbody tr:hover {
  background-color: rgba(57, 255, 20, 0.06);
  box-shadow: inset 3px 0 0 var(--contact-accent);
}

.page-contact__matrix-table tbody tr td:first-child {
  font-weight: 600;
  color: var(--contact-white);
}

.page-contact__matrix-table tbody tr:hover td:first-child {
  color: var(--contact-accent);
}

.page-contact__matrix-table a {
  color: var(--contact-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 240, 255, 0.3);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact__matrix-table a:hover {
  color: var(--contact-white);
  border-bottom-color: var(--contact-white);
}

.page-contact__matrix-aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-contact__matrix-aside .img-frame {
  border-radius: var(--contact-radius);
  overflow: hidden;
  border: 1px solid rgba(0, 240, 255, 0.2);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.08);
  background: linear-gradient(145deg, var(--contact-bg-2), var(--contact-bg-3));
}

.page-contact__matrix-aside .img-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
}

.page-contact__matrix-note {
  background: var(--contact-bg-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--contact-radius);
  padding: 24px 24px 20px;
}

.page-contact__matrix-note .badge {
  display: inline-block;
  background: rgba(57, 255, 20, 0.15);
  color: var(--contact-accent);
  padding: 4px 10px;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--contact-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.page-contact__matrix-note p {
  font-size: 14px;
  color: var(--contact-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}

.page-contact__inline-link {
  color: var(--contact-cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 1px solid rgba(0, 240, 255, 0.3);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact__inline-link:hover {
  color: var(--contact-white);
  border-bottom-color: var(--contact-white);
}

.page-contact__response {
  margin-bottom: 64px;
}

.page-contact__response .section__head {
  margin-bottom: 40px;
}

.page-contact__response .section__kicker {
  color: var(--contact-orange);
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.page-contact__response .section__title {
  font-family: var(--contact-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  color: var(--contact-white);
  transform: skewX(var(--contact-skew));
  margin: 0;
}

.page-contact__response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.page-contact__response-card {
  background: linear-gradient(145deg, var(--contact-bg-2), var(--contact-bg-3));
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--contact-radius);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__response-card::after {
  content: "";
  position: absolute;
  right: -20px;
  top: -20px;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle at center,
    rgba(255, 106, 0, 0.1) 0%,
    transparent 70%);
  pointer-events: none;
}

.page-contact__response-card:hover {
  border-color: rgba(255, 106, 0, 0.3);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(255, 106, 0, 0.08);
}

.page-contact__response-time {
  display: block;
  font-family: var(--contact-head);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--contact-white);
  transform: skewX(var(--contact-skew));
  margin-bottom: 8px;
}

.page-contact__response-desc {
  font-family: var(--contact-mono);
  font-size: 15px;
  color: var(--contact-orange);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.page-contact__response-note {
  font-size: 14px;
  color: var(--contact-muted);
  line-height: 1.6;
}

.page-contact__response-banner {
  background: linear-gradient(135deg,
    rgba(57, 255, 20, 0.1) 0%,
    rgba(0, 240, 255, 0.08) 60%,
    rgba(57, 255, 20, 0.05) 100%);
  border: 1px solid rgba(57, 255, 20, 0.25);
  border-radius: var(--contact-radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}

.page-contact__response-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--contact-accent), var(--contact-cyan));
}

.page-contact__response-banner-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(57, 255, 20, 0.15);
  color: var(--contact-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(57, 255, 20, 0.3);
}

.page-contact__response-banner-copy {
  flex: 1;
}

.page-contact__response-banner-title {
  font-family: var(--contact-head);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--contact-white);
  margin: 0 0 6px;
  transform: skewX(var(--contact-skew));
}

.page-contact__response-banner-desc {
  font-size: 14px;
  color: #c8c8c8;
  line-height: 1.7;
  margin: 0;
}

.page-contact__response-banner-action .btn {
  display: inline-block;
  background-color: var(--contact-accent);
  color: #0a0a0a;
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--contact-accent);
  transition: all 0.25s ease;
  white-space: nowrap;
}

.page-contact__response-banner-action .btn:hover {
  box-shadow: 0 0 24px rgba(57, 255, 20, 0.5);
  transform: translateY(-2px);
}

.page-contact__context {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact__context p {
  font-size: 14px;
  color: var(--contact-muted);
  margin: 0;
}

.page-contact__context a {
  color: var(--contact-cyan);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid rgba(0, 240, 255, 0.3);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact__context a:hover {
  color: var(--contact-white);
  border-bottom-color: var(--contact-white);
}

@media (min-width: 640px) {
  .page-contact__wrap {
    padding: 48px 32px 96px;
  }

  .page-contact__channel-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact__channel-card:last-child {
    grid-column: 1 / -1;
  }

  .page-contact__response-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-contact__response-banner {
    flex-direction: row;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact__wrap {
    padding: 56px 48px 120px;
  }

  .page-contact__hero {
    grid-template-columns: 1fr 0.9fr;
    gap: 56px;
  }

  .page-contact__hero-copy {
    padding: 40px 0;
  }

  .page-contact__channel-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-contact__channel-card:last-child {
    grid-column: auto;
  }

  .page-contact__matrix-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
  }
}

@media (min-width: 1200px) {
  .page-contact__wrap {
    padding-left: 64px;
    padding-right: 64px;
  }

  .page-contact__hero {
    gap: 72px;
  }
}