.page-contact {
  --local-accent: var(--c-accent);
  --local-cyan: var(--c-data);
  --local-ink: var(--c-text);
  --local-muted: var(--c-muted);
  --local-panel: var(--c-surface);
  --local-panel2: var(--c-surface-2);
  --local-border: var(--c-surface-2);
  position: relative;
}

@supports (overflow: clip) {
  .page-contact {
    overflow-x: clip;
  }
}

@supports not (overflow: clip) {
  .page-contact {
    overflow-x: hidden;
  }
}

.page-contact .contact-breadcrumb {
  margin-bottom: 1.25rem;
}

.page-contact .section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--local-cyan);
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--local-border);
  white-space: nowrap;
}

.page-contact .contact-reply,
.page-contact .contact-prep,
.page-contact .contact-categories,
.page-contact .contact-address,
.page-contact .contact-links {
  margin-top: clamp(3.5rem, 8vw, 7rem);
}

.page-contact .reply-container,
.page-contact .prep-container,
.page-contact .categories-container,
.page-contact .address-container,
.page-contact .links-container {
  display: grid;
  gap: 1rem;
}

.page-contact .reply-card,
.page-contact .prep-content,
.page-contact .categories-body,
.page-contact .address-card,
.page-contact .links-body {
  min-width: 0;
}

.page-contact .reply-card h2,
.page-contact .prep-content h2,
.page-contact .categories-body h2,
.page-contact .address-copy h2,
.page-contact .links-body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
  color: var(--local-ink);
}

/* 01 / Hero */

.page-contact .hero-stripe {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 1rem;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid var(--local-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--local-muted);
}

.page-contact .stripe-index {
  color: var(--local-cyan);
  letter-spacing: 0.08em;
}

.page-contact .stripe-hint {
  letter-spacing: 0.08em;
}

.page-contact .hero-layout {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-contact .hero-copy .hero-kicker {
  color: var(--local-accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 0.75rem;
}

.page-contact .hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 9vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  color: var(--local-ink);
}

.page-contact .hero-desc {
  max-width: 36em;
  color: var(--local-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin: 0;
}

.page-contact .hero-visual {
  margin: 0;
  position: relative;
  background: var(--local-panel);
  border-left: 3px solid var(--local-accent);
  overflow: hidden;
}

.page-contact .hero-visual::after {
  content: "";
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--local-accent);
  transform: rotate(45deg);
  opacity: 0.85;
  pointer-events: none;
}

.page-contact .hero-visual img {
  width: 100%;
  height: auto;
  min-height: 12rem;
  object-fit: cover;
  display: block;
}

.page-contact .email-megaphone {
  display: block;
  margin-top: 2.25rem;
  padding: 0.75rem 0;
  background: linear-gradient(120deg, rgba(200, 255, 0, 0.12), transparent 60%);
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 5.5vw, 4rem);
  line-height: 1.1;
  color: var(--local-ink);
  text-decoration: none;
  word-break: break-all;
  border-top: 1px solid var(--local-border);
  border-bottom: 1px solid var(--local-border);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-contact .email-megaphone:hover,
.page-contact .email-megaphone:focus-visible {
  color: var(--local-accent);
  border-color: rgba(200, 255, 0, 0.55);
}

.page-contact .hero-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 2.5rem;
  gap: 1px;
  background: var(--local-border);
  border-top: 1px solid var(--local-border);
  border-bottom: 1px solid var(--local-border);
}

.page-contact .contact-card {
  position: relative;
  background: var(--local-panel);
  padding: 1.5rem 1.25rem;
}

.page-contact .card-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--local-cyan);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-contact .email-giant {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 2.15rem);
  line-height: 1.2;
  color: var(--local-ink);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.3s var(--ease);
}

.page-contact .email-giant:hover,
.page-contact .email-giant:focus-visible {
  color: var(--local-accent);
}

.page-contact .phone-display {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--local-ink);
  text-decoration: none;
  transition: color 0.3s var(--ease);
}

.page-contact .phone-num {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  letter-spacing: 0.02em;
}

.page-contact .phone-display .call-badge {
  display: inline-block;
  opacity: 0;
  transform: translateX(-0.3rem);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  background: var(--local-accent);
  color: var(--c-base);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  clip-path: polygon(0 0, 100% 0, 93% 50%, 100% 100%, 0 100%, 7% 50%);
}

.page-contact .phone-display:hover .call-badge,
.page-contact .phone-display:focus-visible .call-badge {
  opacity: 1;
  transform: translateX(0);
}

.page-contact .card-hint {
  color: var(--local-muted);
  font-size: 0.8rem;
  line-height: 1.7;
  margin: 0.75rem 0 0;
}

.page-contact .address-text {
  font-weight: 700;
  font-size: 1rem;
  color: var(--local-ink);
  line-height: 1.5;
  margin: 0;
}

/* 电话拨号盘抽象 */

.page-contact .phone-card {
  overflow: hidden;
}

.page-contact .dial-cluster {
  position: absolute;
  right: 0.75rem;
  bottom: 1rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.75;
  pointer-events: none;
}

.page-contact .dial-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(200, 255, 0, 0.3);
  border-radius: 50%;
}

.page-contact .dial-ring-2 {
  inset: 0.5rem;
  border-style: dashed;
  border-color: rgba(200, 255, 0, 0.5);
}

.page-contact .dial-ring-3 {
  inset: 1rem;
  border-color: rgba(200, 255, 0, 0.7);
}

.page-contact .dial-core {
  width: 0.6rem;
  height: 0.6rem;
  background: var(--local-accent);
  border-radius: 50%;
  box-shadow: 0 0 1.2rem rgba(200, 255, 0, 0.85);
}

/* 02 / 回复说明 */

.page-contact .reply-card {
  position: relative;
  background: var(--local-panel);
  padding: clamp(1.5rem, 4vw, 3rem);
  border-left: 4px solid var(--local-accent);
  border-top: 1px solid var(--local-border);
  border-right: 1px solid var(--local-border);
  border-bottom: 1px solid var(--local-border);
}

.page-contact .reply-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 4rem;
  height: 4rem;
  background: repeating-linear-gradient(135deg, transparent 0, transparent 6px, rgba(200, 255, 0, 0.12) 6px, rgba(200, 255, 0, 0.12) 7px);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-contact .reply-card h2 {
  margin-bottom: 1.5rem;
}

.page-contact .reply-main {
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  line-height: 1.7;
  color: var(--local-ink);
  margin: 0 0 1rem;
}

.page-contact .reply-main a {
  color: var(--local-accent);
  text-decoration-color: rgba(200, 255, 0, 0.4);
  font-family: var(--font-mono);
}

.page-contact .reply-main a:hover,
.page-contact .reply-main a:focus-visible {
  text-decoration-color: var(--local-accent);
}

.page-contact .reply-boundary {
  color: var(--local-muted);
  line-height: 1.8;
  font-size: 0.9rem;
  margin: 1.5rem 0 0;
}

.page-contact .reply-note {
  margin: 1rem 0 0;
  color: var(--local-cyan);
  font-size: 0.85rem;
  line-height: 1.7;
  border-top: 1px dashed var(--local-border);
  padding-top: 1rem;
}

/* 03 / 准备清单 */

.page-contact .prep-content {
  position: relative;
  background: var(--local-panel);
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--local-border);
}

.page-contact .prep-content::before {
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(1.5rem, 4vw, 3rem);
  width: 4rem;
  height: 4px;
  background: var(--local-accent);
}

.page-contact .prep-lead {
  color: var(--local-muted);
  line-height: 1.7;
  margin: 0;
}

.page-contact .prep-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 1.25rem;
}

.page-contact .prep-item {
  position: relative;
  background: var(--local-panel2);
  padding: 1.25rem 1.25rem 1.25rem 1.8rem;
  clip-path: polygon(0 0.75rem, 0 100%, 100% 100%, 100% 0, 1.2rem 0);
}

.page-contact .prep-item::before {
  content: "";
  position: absolute;
  left: 0.55rem;
  top: 1.6rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--local-accent);
  transform: rotate(45deg);
}

.page-contact .prep-item strong {
  display: block;
  color: var(--local-ink);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.page-contact .prep-item span {
  color: var(--local-muted);
  font-size: 0.87rem;
  line-height: 1.7;
}

.page-contact .prep-tip {
  margin-top: 1.5rem;
  color: var(--local-cyan);
  border-left: 2px solid var(--local-cyan);
  padding-left: 1rem;
  font-size: 0.85rem;
  line-height: 1.7;
}

/* 04 / 咨询分类 */

.page-contact .category-lead {
  color: var(--local-muted);
  line-height: 1.7;
  margin: 0 0 1.5rem;
}

.page-contact .category-wrap {
  display: grid;
  gap: 1px;
  background: var(--local-border);
  border: 1px solid var(--local-border);
}

.page-contact .category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  background: var(--local-panel);
  padding: 0.6rem;
}

.page-contact .category-nav a {
  flex: 1 1 auto;
  text-align: center;
  padding: 0.55rem 0.75rem;
  color: var(--local-muted);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--local-border);
  background: var(--c-base);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .category-nav a:hover,
.page-contact .category-nav a:focus-visible {
  color: var(--local-accent);
  border-color: rgba(200, 255, 0, 0.6);
}

.page-contact .category-wrap:has(#cat-fix:target) .category-nav a[href="#cat-fix"],
.page-contact .category-wrap:has(#cat-export:target) .category-nav a[href="#cat-export"],
.page-contact .category-wrap:has(#cat-sync:target) .category-nav a[href="#cat-sync"],
.page-contact .category-wrap:has(#cat-partner:target) .category-nav a[href="#cat-partner"] {
  color: var(--c-base);
  background: var(--local-accent);
  border-color: var(--local-accent);
}

.page-contact .category-panels {
  display: grid;
  gap: 1px;
  background: var(--local-border);
}

.page-contact .category-panel {
  background: var(--local-panel);
  padding: clamp(1.25rem, 3vw, 2rem);
  scroll-margin-top: 5rem;
  border-left: 4px solid transparent;
}

.page-contact .category-panel:target {
  background: var(--local-panel2);
  border-left-color: var(--local-accent);
}

.page-contact .category-panel h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  color: var(--local-ink);
}

.page-contact .category-panel p {
  color: var(--local-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0 0 0.75rem;
}

.page-contact .panel-route {
  margin: 1rem 0 0;
  font-size: 0.85rem;
}

.page-contact .panel-route a {
  color: var(--local-accent);
  text-decoration-color: rgba(200, 255, 0, 0.4);
  font-family: var(--font-mono);
}

/* 05 / 运营地址 */

.page-contact .address-card {
  position: relative;
  overflow: hidden;
  background: var(--local-panel);
  border: 1px solid var(--local-border);
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.25rem, 3vw, 2.5rem);
}

.page-contact .address-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 224, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 224, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.page-contact .address-copy,
.page-contact .address-map {
  position: relative;
  z-index: 1;
}

.page-contact .address-main {
  font-size: 1.1rem;
  color: var(--local-ink);
  line-height: 1.6;
  margin: 0 0 0.75rem;
  font-weight: 700;
}

.page-contact .address-note {
  font-size: 0.82rem;
  color: var(--local-muted);
  line-height: 1.7;
  margin: 0;
}

.page-contact .address-map {
  margin: 0;
  overflow: hidden;
  transform: translateX(0.5rem) rotate(-1.5deg);
  transition: transform 0.45s var(--ease);
  border: 2px solid var(--c-base);
  box-shadow: 0 0 0 1px var(--local-border);
}

.page-contact .address-card:hover .address-map,
.page-contact .address-card:focus-within .address-map {
  transform: translateX(0) rotate(0deg);
}

.page-contact .address-map img {
  width: 100%;
  height: auto;
  min-height: 12rem;
  object-fit: cover;
  display: block;
  filter: saturate(0.75) contrast(1.08);
}

/* 06 / 相关页面 */

.page-contact .links-body h2 {
  margin-bottom: 1.25rem;
}

.page-contact .links-queue {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--local-border);
  border: 1px solid var(--local-border);
}

.page-contact .links-queue a {
  display: block;
  padding: 1.5rem 1.25rem;
  color: var(--local-ink);
  text-decoration: none;
  font-weight: 600;
  background: var(--local-panel);
  border-left: 3px solid transparent;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-left-color 0.3s var(--ease), padding-left 0.3s var(--ease);
}

.page-contact .links-queue a:hover,
.page-contact .links-queue a:focus-visible {
  background: var(--local-panel2);
  color: var(--local-accent);
  border-left-color: var(--local-accent);
  padding-left: 1.5rem;
}

/* 响应式增强 */

@media (min-width: 560px) {
  .page-contact .phone-card {
    padding-right: 6rem;
  }

  .page-contact .dial-cluster {
    right: 1rem;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
    width: 4.5rem;
    height: 4.5rem;
  }

  .page-contact .dial-ring-2 {
    inset: 0.6rem;
  }

  .page-contact .dial-ring-3 {
    inset: 1.2rem;
  }
}

@media (min-width: 720px) {
  .page-contact .hero-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

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

  .page-contact .contact-card {
    padding: 2rem 1.75rem;
  }

  .page-contact .email-card {
    background: linear-gradient(135deg, var(--local-panel2), var(--local-panel));
  }

  .page-contact .section-index {
    display: block;
    padding-bottom: 0;
    padding-left: 0.9rem;
    padding-top: 0.25rem;
    border-bottom: 0;
    border-left: 3px solid var(--local-cyan);
  }

  .page-contact .reply-container,
  .page-contact .prep-container,
  .page-contact .categories-container,
  .page-contact .address-container,
  .page-contact .links-container {
    grid-template-columns: 9rem minmax(0, 1fr);
  }

  .page-contact .prep-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .category-wrap {
    grid-template-columns: 10rem 1fr;
  }

  .page-contact .category-nav {
    flex-direction: column;
    align-items: stretch;
  }

  .page-contact .category-nav a {
    flex: none;
    text-align: left;
    padding: 0.75rem 0.9rem;
  }

  .page-contact .category-panels {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .address-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-contact .links-queue {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-contact .hero-visual img {
    min-height: 16rem;
  }

  .page-contact .address-map img {
    min-height: 15rem;
  }

  .page-contact .category-panel {
    padding: 1.75rem;
  }
}