.page-contact {
  --pc-gap: clamp(18px, 3vw, 30px);
  --pc-panel-bg: linear-gradient(158deg, rgba(17, 28, 51, 0.94), rgba(11, 18, 32, 0.96));
  --pc-hair-soft: 1px solid rgba(42, 58, 85, 0.75);
}

.page-contact .page-contact-crumb {
  padding-top: clamp(12px, 2vw, 20px);
}

.page-contact .breadcrumb {
  margin: 0 0 2px;
}

/* ---------- 首屏服务台 ---------- */
.page-contact .contact-desk {
  padding-top: clamp(10px, 2vw, 22px);
  padding-bottom: clamp(26px, 5vw, 52px);
}

.page-contact .desk-grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .desk-title {
  margin: 14px 0 16px;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .desk-title-accent {
  display: block;
  color: var(--gold);
}

.page-contact .desk-lede {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.75;
  color: var(--ink-text);
}

.page-contact .desk-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: var(--pc-hair-soft);
}

.page-contact .desk-strip .data-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-contact .desk-strip .data-value {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-contact .desk-strip .data-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .desk-panel {
  position: relative;
  padding: 20px 18px 18px;
  border: var(--pc-hair-soft);
  border-radius: var(--radius);
  background: var(--pc-panel-bg);
  box-shadow: 0 22px 48px -34px rgba(0, 0, 0, 0.95);
}

.page-contact .desk-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 52px;
  height: 2px;
  background: linear-gradient(90deg, var(--red), var(--gold));
}

.page-contact .status-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: var(--pc-hair-soft);
}

.page-contact .status-dot {
  width: 9px;
  height: 9px;
  flex: none;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(47, 214, 165, 0.16);
  animation: pc-status-pulse 2.6s ease-in-out infinite;
}

@keyframes pc-status-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(47, 214, 165, 0.16); }
  50% { box-shadow: 0 0 0 8px rgba(47, 214, 165, 0.05); }
}

.page-contact .status-text {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

.page-contact .panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .panel-item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(42, 58, 85, 0.7);
}

.page-contact .panel-item:last-child {
  border-bottom: 0;
}

.page-contact .panel-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .panel-value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.6vw, 17px);
  color: var(--paper);
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.page-contact .panel-note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 渠道总览 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(20px, 3.4vw, 34px);
}

.page-contact .channel-stack {
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: 20px 18px;
  border: var(--pc-hair-soft);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(17, 28, 51, 0.64), rgba(11, 18, 32, 0.34));
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: linear-gradient(180deg, var(--red), transparent);
}

.page-contact .channel-card--tel::after {
  background: linear-gradient(180deg, var(--gold), transparent);
}

.page-contact .channel-card:hover {
  border-color: var(--gold);
  box-shadow: 0 18px 40px -34px rgba(245, 181, 61, 0.8);
}

.page-contact .channel-kind {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .channel-value {
  display: block;
  margin: 12px 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 3.6vw, 22px);
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel-card--tel .channel-value {
  color: var(--gold);
}

.page-contact .channel-desc {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-text);
}

.page-contact .channel-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mint);
}

.page-contact .channel-meta::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.page-contact .response-bar {
  margin-top: 16px;
  padding: 16px 16px 14px;
  border: var(--pc-hair-soft);
  border-radius: var(--radius);
  background: rgba(7, 12, 21, 0.5);
}

.page-contact .response-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .response-track {
  position: relative;
  height: 6px;
  margin: 10px 0 12px;
  border-radius: 99px;
  background: rgba(42, 58, 85, 0.8);
  overflow: hidden;
}

.page-contact .response-fill {
  position: absolute;
  inset: 0;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--mint), var(--gold));
}

.page-contact .response-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-text);
}

.page-contact .channel-figure {
  margin: 0 0 16px;
}

.page-contact .channel-figure img,
.page-contact .issue-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  border: var(--pc-hair-soft);
}

.page-contact .figure-caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .mail-template {
  padding: 16px 16px 6px;
  border: var(--pc-hair-soft);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(245, 181, 61, 0.07), transparent 42%),
    rgba(7, 12, 21, 0.6);
}

.page-contact .mt-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: var(--pc-hair-soft);
}

.page-contact .mt-kind {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .mt-rows {
  margin: 0;
}

.page-contact .mt-row {
  display: grid;
  gap: 5px;
  padding: 12px 2px;
  border-bottom: 1px dashed rgba(42, 58, 85, 0.7);
}

.page-contact .mt-row:last-child {
  border-bottom: 0;
}

.page-contact .mt-row dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .mt-row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-text);
}

.page-contact .mt-row dd.mono {
  font-family: var(--font-mono);
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 问题提交清单 ---------- */
.page-contact .issue-layout {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(20px, 3.4vw, 34px);
}

.page-contact .issue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pc-hair-soft);
}

.page-contact .issue-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: var(--pc-hair-soft);
  transition: background 0.16s ease;
}

.page-contact .issue-item:hover {
  background: linear-gradient(90deg, rgba(226, 58, 46, 0.08), transparent 62%);
}

.page-contact .issue-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
  padding-top: 3px;
}

.page-contact .issue-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .issue-body p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-text);
}

.page-contact .issue-figure {
  margin: 0;
}

/* ---------- 地址 ---------- */
.page-contact .slant-rule {
  position: relative;
  height: 2px;
  margin-bottom: clamp(22px, 3.6vw, 34px);
  overflow: hidden;
}

.page-contact .slant-rule::before {
  content: "";
  position: absolute;
  left: -4%;
  right: -4%;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--deep-red), var(--red) 28%, var(--gold) 62%, transparent);
  transform: rotate(-0.8deg);
  transform-origin: center;
}

.page-contact .address-panel {
  margin-top: clamp(18px, 3vw, 28px);
  padding: 22px 18px;
  border: var(--pc-hair-soft);
  border-left: 3px solid var(--red);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(226, 58, 46, 0.09), rgba(11, 18, 32, 0.4) 58%);
}

.page-contact .address-label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .address-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.4vw, 20px);
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .address-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-text);
}

/* ---------- 合作与建议 ---------- */
.page-contact .partner-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3.4vw, 32px);
}

.page-contact .partner-card {
  padding: 22px 18px;
  border: var(--pc-hair-soft);
  border-radius: var(--radius);
  background: rgba(17, 28, 51, 0.44);
  transition: border-color 0.16s ease, transform 0.16s ease;
}

.page-contact .partner-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-contact .partner-card h3 {
  margin: 12px 0 10px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-text);
}

/* ---------- 响应说明 ---------- */
.page-contact .response-closing {
  padding-bottom: clamp(36px, 6vw, 64px);
}

.page-contact .response-grid {
  display: grid;
  gap: var(--pc-gap);
  padding-top: clamp(20px, 3.4vw, 32px);
  border-top: var(--pc-hair-soft);
}

.page-contact .response-copy .section-title {
  margin: 8px 0 14px;
}

.page-contact .response-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .response-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-contact .response-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 2px;
  background: var(--mint);
}

.page-contact .response-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
}

.page-contact .response-links .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  font-size: 13.5px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .desk-panel {
    padding: 24px 22px 20px;
  }

  .page-contact .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .address-panel {
    padding: 26px 24px;
  }
}

@media (min-width: 920px) {
  .page-contact .desk-grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: clamp(28px, 4.5vw, 60px);
    align-items: start;
  }

  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 54px);
    align-items: start;
  }

  .page-contact .issue-layout {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: start;
  }

  .page-contact .issue-figure {
    position: sticky;
    top: 96px;
  }

  .page-contact .response-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .channel-card {
    padding: 24px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .status-dot {
    animation: none;
  }

  .page-contact .channel-card,
  .page-contact .partner-card {
    transition: none;
  }
}