/* ===== 咨询通道（/inquiry/） ===== */
.page-contact {
  --contact-line: rgba(168, 216, 208, 0.22);
  --contact-line-strong: rgba(168, 216, 208, 0.38);
  --contact-soft: rgba(243, 235, 221, 0.78);
  --contact-paper-line: rgba(42, 31, 24, 0.16);
  background: var(--c-ink);
  color: var(--c-cream);
  font-family: var(--font-body);
  letter-spacing: var(--track-body);
  overflow-x: clip;
}

/* 面包屑 */
.page-contact .breadcrumb {
  padding-top: var(--space-sm);
}
.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  letter-spacing: var(--track-mono);
  color: var(--c-gray);
}
.page-contact .breadcrumb-item {
  display: inline-flex;
  align-items: center;
}
.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "→";
  margin: 0 10px;
  color: var(--c-gray);
}
.page-contact .breadcrumb-item a {
  color: var(--c-pale);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}
.page-contact .breadcrumb-item a:hover,
.page-contact .breadcrumb-item a:focus-visible {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}
.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--c-cream);
}

/* 公共标题组 */
.page-contact .eyebrow {
  color: var(--c-gold);
}
.page-contact .section-title {
  color: var(--c-cream);
  letter-spacing: var(--track-display);
}
.page-contact .contact-head {
  max-width: 62ch;
  margin-bottom: var(--space-lg);
}
.page-contact .contact-head__note {
  margin: var(--space-sm) 0 0;
  color: var(--contact-soft);
  font-size: var(--fs-5);
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: var(--space-lg) 0 var(--space-xl);
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 58% 68% at 84% 20%, rgba(53, 224, 192, 0.16), transparent 62%),
    radial-gradient(ellipse 46% 52% at 6% 92%, rgba(232, 180, 74, 0.10), transparent 60%);
  pointer-events: none;
}
.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-lg);
}
.page-contact .display-title {
  font-size: var(--fs-1);
  line-height: var(--lh-display);
  letter-spacing: var(--track-display);
  font-weight: 900;
  margin: var(--space-sm) 0 var(--space-md);
  color: var(--c-cream);
}
.page-contact .lede {
  max-width: 46ch;
  margin: 0 0 var(--space-lg);
  font-size: var(--fs-5);
  line-height: var(--lh-body);
  color: var(--contact-soft);
}
.page-contact .contact-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-sm);
}
.page-contact .contact-quick__item {
  display: grid;
  grid-template-columns: minmax(90px, auto) 1fr;
  gap: var(--space-sm);
  align-items: baseline;
  padding: 14px 18px;
  font-size: var(--fs-6);
  color: var(--contact-soft);
  border-left: 2px solid var(--c-neon);
  background: linear-gradient(90deg, rgba(53, 224, 192, 0.12), rgba(53, 224, 192, 0));
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}
.page-contact .contact-quick__item--gold {
  border-left-color: var(--c-gold);
  background: linear-gradient(90deg, rgba(232, 180, 74, 0.12), rgba(232, 180, 74, 0));
}
.page-contact .mono-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  letter-spacing: var(--track-mono);
  color: var(--c-cream);
}
.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
}
.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -14px;
  width: 104px;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon), var(--c-gold));
}

/* 分叉路径 */
.page-contact .contact-fork {
  padding: var(--space-xl) 0;
  background: linear-gradient(180deg, rgba(5, 14, 24, 0.9), rgba(11, 27, 43, 0.4));
  border-top: 1px solid var(--contact-line);
  border-bottom: 1px solid var(--contact-line);
}
.page-contact .route-fork {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 var(--space-lg);
}
.page-contact .route-fork path {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
}
.page-contact .route-fork__stem {
  stroke: var(--c-gray);
  stroke-dasharray: 5 7;
}
.page-contact .route-fork__neon {
  stroke: var(--c-neon);
}
.page-contact .route-fork__gold {
  stroke: var(--c-gold);
}
.page-contact .route-fork__node {
  fill: var(--c-ink);
  stroke: var(--c-gray);
  stroke-width: 2.5;
}
.page-contact .route-fork__node--neon {
  stroke: var(--c-neon);
}
.page-contact .route-fork__node--gold {
  stroke: var(--c-gold);
}

.page-contact .contact-lanes {
  display: grid;
  gap: var(--space-md);
}
.page-contact .contact-lane {
  padding: var(--space-md);
  border: 1px solid var(--contact-line);
  border-top: 2px solid var(--c-neon);
  background: linear-gradient(175deg, rgba(53, 224, 192, 0.09), rgba(11, 27, 43, 0.92) 60%);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  transition: transform 160ms ease, border-color 160ms ease, opacity 160ms ease;
}
.page-contact .contact-lane--gold {
  border-top-color: var(--c-gold);
  background: linear-gradient(175deg, rgba(232, 180, 74, 0.10), rgba(11, 27, 43, 0.92) 60%);
}
.page-contact .contact-lane p {
  margin: var(--space-sm) 0 0;
  color: var(--contact-soft);
  font-size: var(--fs-5);
}
.page-contact .contact-lane__title {
  margin: var(--space-sm) 0 0;
  font-size: var(--fs-3);
  line-height: 1.4;
  letter-spacing: var(--track-display);
  color: var(--c-cream);
}
.page-contact .contact-lanes:hover .contact-lane {
  opacity: 0.7;
}
.page-contact .contact-lanes:hover .contact-lane:hover {
  opacity: 1;
  transform: translateY(-2px);
  border-color: var(--contact-line-strong);
}
.page-contact .contact-prep {
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--contact-line);
}
.page-contact .contact-prep summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  letter-spacing: var(--track-mono);
  color: var(--c-gold);
  min-height: 32px;
}
.page-contact .contact-prep summary::-webkit-details-marker {
  display: none;
}
.page-contact .contact-prep summary::before {
  content: "+";
  flex: 0 0 auto;
  width: 20px;
  text-align: center;
  border: 1px solid currentColor;
}
.page-contact .contact-prep[open] summary::before {
  content: "–";
}
.page-contact .contact-prep summary:focus-visible {
  outline: 2px solid var(--c-coral);
  outline-offset: 3px;
}
.page-contact .contact-prep p {
  margin-top: var(--space-sm);
  font-size: var(--fs-6);
  line-height: 1.8;
}

/* 响应节奏 */
.page-contact .contact-rhythm {
  padding: var(--space-xl) 0;
}
.page-contact .contact-metrics {
  list-style: none;
  margin: 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--contact-line);
  border: 1px solid var(--contact-line);
}
.page-contact .contact-metric {
  background: var(--c-ink);
  padding: var(--space-md) var(--space-sm);
  text-align: center;
}
.page-contact .contact-metric__num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  letter-spacing: var(--track-mono);
  padding: var(--space-xs) 0;
  border-top: 1px solid var(--line-gold);
  border-bottom: 1px solid var(--line-gold);
  word-break: keep-all;
}
.page-contact .contact-metric__num--neon {
  color: var(--c-neon);
}
.page-contact .contact-metric__num--gold {
  color: var(--c-gold);
}
.page-contact .contact-metric__num--pale {
  color: var(--c-pale);
}
.page-contact .contact-metric__label {
  display: block;
  margin-top: var(--space-sm);
  font-size: var(--fs-6);
  letter-spacing: 0.02em;
  color: var(--c-gray);
}
.page-contact .contact-rhythm__note {
  margin: var(--space-md) 0 0;
  max-width: 60ch;
  color: var(--contact-soft);
  font-size: var(--fs-5);
}

/* 奶油纸面：联系方式 */
.page-contact .contact-reach {
  padding: 0 0 var(--space-xl);
}
.page-contact .contact-paper {
  background: var(--c-cream);
  color: var(--c-brown);
  padding: var(--space-lg) var(--space-md);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}
.page-contact .contact-paper .eyebrow {
  color: #A2621F;
}
.page-contact .contact-paper .section-title,
.page-contact .section-title--paper {
  color: var(--c-brown);
}
.page-contact .contact-paper__lede {
  margin: var(--space-sm) 0 0;
  max-width: 60ch;
  color: rgba(42, 31, 24, 0.78);
  font-size: var(--fs-5);
}
.page-contact .contact-facts {
  display: grid;
  gap: var(--space-md);
  margin: var(--space-lg) 0 0;
  padding: 0;
}
.page-contact .contact-fact {
  padding-top: var(--space-sm);
  border-top: 1px solid var(--contact-paper-line);
}
.page-contact .contact-fact__key {
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  letter-spacing: var(--track-mono);
  color: rgba(42, 31, 24, 0.62);
}
.page-contact .contact-fact__value {
  margin: var(--space-xs) 0 0;
  font-size: var(--fs-4);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-brown);
  overflow-wrap: anywhere;
}
.page-contact .contact-paper__icp {
  margin: var(--space-lg) 0 0;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--contact-paper-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--track-mono);
  color: rgba(42, 31, 24, 0.66);
}

/* 合作与收录 */
.page-contact .contact-partner {
  padding: var(--space-xl) 0;
  background: var(--c-velvet);
  border-top: 1px solid var(--contact-line);
  border-bottom: 1px solid var(--contact-line);
}
.page-contact .contact-partner__grid {
  display: grid;
  gap: var(--space-lg);
}
.page-contact .contact-partner__text p {
  margin: var(--space-sm) 0 0;
  max-width: 62ch;
  color: rgba(243, 235, 221, 0.85);
  font-size: var(--fs-5);
}
.page-contact .contact-partner__links,
.page-contact .contact-region__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}
.page-contact .contact-partner__figure {
  margin: 0;
}
.page-contact .contact-partner__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

/* 服务地区 */
.page-contact .contact-region {
  padding: var(--space-xl) 0;
}
.page-contact .contact-region__inner {
  display: grid;
  gap: var(--space-lg);
}
.page-contact .contact-region__body p {
  margin: var(--space-sm) 0 0;
  max-width: 58ch;
  color: var(--contact-soft);
  font-size: var(--fs-5);
}
.page-contact .contact-region__facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--contact-line);
  border: 1px solid var(--contact-line);
}
.page-contact .contact-region__fact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: var(--space-sm) var(--space-md);
  background: var(--c-ink);
}
.page-contact .contact-region__fact dt {
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  letter-spacing: var(--track-mono);
  color: var(--c-gray);
}
.page-contact .contact-region__fact dd {
  margin: 0;
  font-size: var(--fs-4);
  color: var(--c-cream);
  letter-spacing: 0.02em;
}

/* 焦点环 */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--c-coral);
  outline-offset: 3px;
}

/* 响应式 */
@media (min-width: 640px) {
  .page-contact .contact-facts {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .contact-region__fact {
    grid-template-columns: 140px 1fr;
    align-items: baseline;
    gap: var(--space-sm);
  }
}

@media (min-width: 720px) {
  .page-contact .contact-metrics {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 820px) {
  .page-contact .contact-lanes {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .contact-partner__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: var(--space-xl) 0;
  }
  .page-contact .contact-hero__inner {
    grid-template-columns: 42fr 58fr;
    align-items: center;
    gap: var(--space-xl);
  }
  .page-contact .contact-region__inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
    gap: var(--space-xl);
  }
  .page-contact .contact-paper {
    padding: var(--space-xl) var(--space-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-lane,
  .page-contact .breadcrumb-item a {
    transition: none;
  }
  .page-contact .contact-lanes:hover .contact-lane:hover {
    transform: none;
  }
}
</main>