.page-contact {
  --contact-panel-max: 1120px;
  --contact-glow: rgba(201, 160, 99, 0.16);
  background: var(--color-content);
  color: var(--color-text);
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  background: linear-gradient(140deg, #142A22 0%, #1E3A2F 55%, #28503D 100%);
  color: #FDF9F2;
  padding: 5rem 0 4rem;
  overflow: hidden;
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -15%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(201, 160, 99, 0.22) 0%, transparent 62%);
  z-index: 1;
  pointer-events: none;
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.24;
}

.page-contact .contact-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 42, 34, 0.6) 0%, rgba(30, 58, 47, 0.82) 100%);
}

.page-contact .contact-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  margin-inline: auto;
}

.page-contact .contact-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2rem;
  color: rgba(253, 249, 242, 0.6);
}

.page-contact .contact-hero .section-label {
  color: rgba(201, 160, 99, 0.92);
  letter-spacing: 0.18em;
}

.page-contact .contact-hero .page-title {
  margin: 0.5rem 0 1rem;
  font-size: clamp(2rem, 6vw, 3.75rem);
  line-height: 1.12;
  color: #FDF9F2;
}

.page-contact .contact-hero .page-abstract {
  margin-inline: auto;
  max-width: 680px;
  color: rgba(253, 249, 242, 0.8);
  font-size: 1.0625rem;
  line-height: 1.9;
}

/* ===== 联系渠道 ===== */
.page-contact .contact-channel-section {
  position: relative;
  padding: 4rem 0 4.5rem;
}

.page-contact .contact-channel-section::before,
.page-contact .contact-channel-section::after {
  content: "";
  position: absolute;
  top: 18%;
  bottom: 18%;
  width: 1px;
  background: rgba(74, 90, 90, 0.22);
}

.page-contact .contact-channel-section::before {
  left: 2%;
}

.page-contact .contact-channel-section::after {
  right: 2%;
}

.page-contact .channel-panel {
  position: relative;
  background: var(--color-paper);
  border: 1px solid rgba(74, 90, 90, 0.22);
  border-radius: var(--radius);
  max-width: var(--contact-panel-max);
  margin-inline: auto;
  padding: 2.75rem 1.25rem 2rem;
  box-shadow: var(--shadow-lg);
  transition: box-shadow 0.4s var(--ease), transform 0.4s var(--ease);
}

.page-contact .channel-panel:hover {
  box-shadow: 0 24px 50px -20px rgba(0, 0, 0, 0.35), 0 0 44px var(--contact-glow);
  transform: translateY(-3px);
}

.page-contact .channel-panel::before,
.page-contact .channel-panel::after {
  content: "";
  position: absolute;
  width: 72px;
  height: 72px;
  pointer-events: none;
}

.page-contact .channel-panel::before {
  top: -2px;
  left: -2px;
  border-top: 2px solid var(--color-accent);
  border-left: 2px solid var(--color-accent);
}

.page-contact .channel-panel::after {
  bottom: -2px;
  right: -2px;
  border-bottom: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
}

.page-contact .channel-visual {
  width: 92px;
  height: 92px;
  margin: 0 auto 1.75rem;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  padding: 7px;
  background: var(--color-content);
}

.page-contact .channel-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem 2rem;
}

.page-contact .channel-item {
  text-align: center;
}

.page-contact .channel-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
}

.page-contact .channel-label {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  color: var(--color-text);
  margin: 0 0 0.5rem;
}

.page-contact .channel-value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9875rem;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.6;
  word-break: break-word;
}

.page-contact a.channel-value {
  border-bottom: 1px dashed rgba(201, 160, 99, 0.7);
  padding-bottom: 0.2rem;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

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

.page-contact p.channel-value {
  border-bottom: none;
}

.page-contact .channel-note {
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 240px;
  margin: 0.65rem auto 0;
}

/* ===== 支持响应 ===== */
.page-contact .contact-response-section {
  position: relative;
  background: var(--color-primary);
  color: var(--color-paper);
  padding: 4.25rem 0;
  overflow: hidden;
}

.page-contact .contact-response-section::before {
  content: "";
  position: absolute;
  bottom: -240px;
  left: -120px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  border: 1px solid rgba(201, 160, 99, 0.16);
}

.page-contact .contact-response-section::after {
  content: "";
  position: absolute;
  top: -150px;
  right: -100px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(201, 160, 99, 0.16) 0%, transparent 66%);
}

.page-contact .response-layout {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  z-index: 1;
}

.page-contact .response-statement .section-label {
  color: var(--color-accent);
}

.page-contact .response-statement h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4.5vw, 2.625rem);
  color: var(--color-paper);
  margin: 0.5rem 0 1.25rem;
}

.page-contact .response-statement p {
  color: rgba(253, 249, 242, 0.78);
  line-height: 1.85;
  max-width: 58ch;
}

.page-contact .response-statement a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px dotted rgba(201, 160, 99, 0.6);
}

.page-contact .response-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  align-self: center;
}

.page-contact .metric-item {
  border-top: 2px solid var(--color-accent);
  padding-top: 0.875rem;
}

.page-contact .metric-num {
  display: block;
  font-size: clamp(1.25rem, 4vw, 2rem);
  line-height: 1.2;
  color: var(--color-accent);
}

.page-contact .metric-label {
  display: block;
  margin-top: 0.375rem;
  color: rgba(253, 249, 242, 0.7);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

/* ===== FAQ 引导 ===== */
.page-contact .contact-faq-section {
  padding: 4.25rem 0 3.5rem;
  background: var(--color-content);
}

.page-contact .faq-guide {
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}

.page-contact .faq-guide-head .section-label {
  color: var(--color-accent);
}

.page-contact .faq-guide-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.375rem);
  color: var(--color-text);
  margin: 0.5rem 0 1rem;
}

.page-contact .faq-guide-head p {
  color: var(--color-muted);
  line-height: 1.8;
  max-width: 56ch;
  margin-inline: auto;
}

.page-contact .faq-list {
  list-style: none;
  padding: 0;
  margin: 2.25rem 0 2.5rem;
  text-align: left;
  border-top: 1px solid var(--color-border);
}

.page-contact .faq-list li {
  border-bottom: 1px solid var(--color-border);
}

.page-contact .faq-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0.25rem;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9875rem;
  line-height: 1.55;
  transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
}

.page-contact .faq-list a::after {
  content: "→";
  color: var(--color-accent);
  font-family: var(--font-mono);
  flex: none;
}

.page-contact .faq-list a:hover {
  color: var(--color-accent);
  padding-left: 0.75rem;
}

/* ===== 信任条 ===== */
.page-contact .contact-trust-section {
  background: var(--color-content);
  padding: 0 0 4rem;
}

.page-contact .trust-note {
  max-width: 760px;
  margin-inline: auto;
  padding-top: 1.75rem;
  text-align: center;
  color: var(--color-muted);
  border-top: 1px solid rgba(74, 90, 90, 0.24);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-contact .trust-note a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 160, 99, 0.5);
}

/* ===== 桌面增强 ===== */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding: 6.5rem 0 5.5rem;
  }

  .page-contact .contact-channel-section {
    padding: 5rem 0 5.5rem;
  }

  .page-contact .channel-panel {
    padding: 3.75rem 3.25rem 2.75rem;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 2.5rem;
  }

  .page-contact .channel-item:not(:last-child) {
    border-right: 1px solid rgba(74, 90, 90, 0.18);
    padding-right: 2rem;
  }

  .page-contact .response-layout {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
  }

  .page-contact .contact-faq-section {
    padding: 5rem 0 4rem;
  }
}