.page-contact {
  background: var(--ink);
  color: var(--ivory);
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
  overflow-x: hidden;
}

.page-contact .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.75rem);
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .contact-hero {
  padding-bottom: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: start;
}

.page-contact .contact-portrait {
  --media-ratio: 11 / 8;
  border: 3px solid var(--line);
  box-shadow: var(--shadow-brut);
}

.page-contact .contact-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.page-contact .contact-portrait .media-caption {
  padding: 0.65rem 0.85rem;
  font-size: 0.8125rem;
  color: var(--mist);
  background: var(--charcoal);
  border-top: 2px solid var(--line);
}

.page-contact .contact-card {
  margin-top: 1.25rem;
  padding: clamp(1.15rem, 3vw, 1.9rem);
  border: 3px solid var(--copper);
  border-radius: 0;
  background:
    radial-gradient(circle at 18% 8%, rgba(200, 155, 90, 0.24), transparent 62%),
    var(--charcoal);
  box-shadow: var(--shadow-brut);
}

.page-contact .contact-card .eyebrow {
  margin-bottom: 0.85rem;
}

.page-contact .contact-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 0.75rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-item:first-of-type {
  border-top: 1px solid var(--copper);
}

.page-contact .contact-label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-contact .contact-value {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ivory);
  overflow-wrap: anywhere;
}

.page-contact .contact-value.mono {
  color: var(--gold);
  font-size: 1.0625rem;
}

.page-contact .contact-hint {
  grid-column: 1 / -1;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .copy-btn {
  align-self: center;
  padding: 0.35rem 0.65rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--copper);
  background: transparent;
  border: 1.5px solid var(--copper);
  border-radius: 0;
  cursor: pointer;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--copper);
  color: var(--ink);
}

.page-contact .copy-btn[data-copied] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* ---------- 首屏右侧 ---------- */
.page-contact .contact-hero-right h1 {
  margin: 0.6rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.2;
  color: var(--ivory);
  letter-spacing: 0.01em;
}

.page-contact .contact-hero-right .lede {
  max-width: 56ch;
  margin-bottom: 1.5rem;
}

.page-contact .contact-map {
  padding: 0.75rem;
  border: 2px solid var(--line);
  background: linear-gradient(150deg, rgba(30, 42, 51, 0.85), rgba(11, 12, 14, 0.95));
  box-shadow: var(--shadow-brut);
}

.page-contact .contact-map-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .map-note {
  margin-top: 0.7rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .hours-table {
  width: 100%;
  margin-top: 1.5rem;
  border: 2px solid var(--steel);
  border-collapse: collapse;
  font-size: 0.875rem;
}

.page-contact .hours-table caption {
  padding: 0.55rem 0.75rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--steel);
  background: var(--deep-blue-gray);
  border-bottom: 2px solid var(--steel);
}

.page-contact .hours-table th {
  padding: 0.6rem 0.75rem;
  text-align: left;
  font-weight: 500;
  color: var(--steel);
  border-bottom: 1px solid var(--steel);
}

.page-contact .hours-table td {
  padding: 0.6rem 0.75rem;
  color: var(--ivory);
  border-bottom: 1px solid var(--line);
  line-height: 1.6;
}

.page-contact .hours-table tbody tr:nth-child(even) {
  background: var(--deep-blue-gray);
}

.page-contact .hero-shortcut {
  margin-top: 1.1rem;
  font-size: 0.875rem;
  color: var(--mist);
  line-height: 1.7;
}

.page-contact .hero-shortcut a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 反馈类型 ---------- */
.page-contact .feedback-section {
  border-top: 1px solid var(--line);
}

.page-contact .feedback-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .feedback-figure {
  --media-ratio: 3 / 2;
  border: 3px solid var(--line);
  box-shadow: var(--shadow-brut);
}

.page-contact .feedback-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .feedback-figure .media-caption {
  padding: 0.65rem 0.85rem;
  font-size: 0.8125rem;
  color: var(--mist);
  background: var(--charcoal);
  border-top: 2px solid var(--line);
}

.page-contact .section-head {
  display: grid;
  gap: 0.6rem;
  margin-bottom: clamp(1.25rem, 3vw, 1.9rem);
}

.page-contact .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  line-height: 1.3;
  color: var(--ivory);
}

.page-contact .section-head .lede {
  max-width: 60ch;
  margin: 0;
}

.page-contact .feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-contact .feedback-card {
  padding: 1.1rem 1.15rem 1.25rem;
  background: var(--charcoal);
  border: 2px solid var(--line);
  border-left: 4px solid var(--copper);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.5);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-contact .feedback-card:hover {
  border-color: var(--copper);
  border-left-color: var(--gold);
  transform: translateY(-3px);
}

.page-contact .feedback-index {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--copper);
}

.page-contact .feedback-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ivory);
}

.page-contact .feedback-card p {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .feedback-mail {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1.5px solid var(--copper);
  padding-bottom: 2px;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .feedback-mail::after {
  content: " →";
}

.page-contact .feedback-mail:hover,
.page-contact .feedback-mail:focus-visible {
  color: var(--ivory);
  border-color: var(--ivory);
}

.page-contact .feedback-tail {
  margin-top: 1.15rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .feedback-tail a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 写信要点 ---------- */
.page-contact .letter-section {
  background: linear-gradient(180deg, rgba(21, 23, 27, 0.4), rgba(11, 12, 14, 0));
}

.page-contact .letter-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: letter-step;
}

.page-contact .letter-steps li {
  position: relative;
  padding: 1.1rem 1.15rem 1.2rem;
  border: 2px solid var(--line);
  background: var(--charcoal);
}

.page-contact .letter-steps li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--copper), transparent);
}

.page-contact .step-no {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--vermillion);
}

.page-contact .letter-steps h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ivory);
}

.page-contact .letter-steps p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .letter-tail {
  margin-top: 1.15rem;
  font-size: 0.875rem;
  color: var(--mist);
}

.page-contact .letter-tail a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 服务范围与备案 ---------- */
.page-contact .beian-section {
  padding-left: 0;
  padding-right: 0;
}

.page-contact .beian-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.35rem, 4vw, 2.6rem);
  background:
    radial-gradient(circle at 88% 0%, rgba(124, 147, 161, 0.18), transparent 58%),
    var(--deep-blue-gray);
  border-top: 3px solid var(--steel);
  border-bottom: 3px solid var(--steel);
}

.page-contact .beian-copy h2 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.6vw, 2.1rem);
  color: var(--ivory);
}

.page-contact .beian-copy p {
  margin: 0 0 0.85rem;
  max-width: 58ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ivory);
}

.page-contact .beian-copy p:last-child {
  margin-bottom: 0;
  color: var(--mist);
}

.page-contact .beian-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--steel);
  border: 1px solid var(--steel);
}

.page-contact .beian-stat {
  display: grid;
  gap: 0.3rem;
  padding: 1rem 1.1rem;
  background: var(--deep-blue-gray);
}

.page-contact .stat-num {
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1.1;
  color: var(--gold);
}

.page-contact .stat-label {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .beian-stat--icp {
  background: rgba(11, 12, 14, 0.55);
}

.page-contact .icp-value {
  font-size: 0.9375rem;
  color: var(--ivory);
  overflow-wrap: anywhere;
}

/* ---------- 来信提示 ---------- */
.page-contact .tips-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .tips-list li {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--vermillion);
  background: var(--charcoal);
}

.page-contact .tips-list h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gold);
}

.page-contact .tips-list p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 620px) {
  .page-contact .feedback-grid,
  .page-contact .letter-steps,
  .page-contact .tips-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .beian-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 宽屏分屏 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-contact .contact-hero-right {
    padding-top: 0.5rem;
  }

  .page-contact .contact-hero-right h1 {
    max-width: 18ch;
  }

  .page-contact .feedback-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-contact .feedback-figure {
    position: sticky;
    top: 6rem;
  }

  .page-contact .beian-panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-contact .tips-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .feedback-card,
  .page-contact .copy-btn,
  .page-contact .feedback-mail {
    transition: none;
  }

  .page-contact .feedback-card:hover {
    transform: none;
  }
}
<<<END>>>