.page-contact {
  --pc-r: 14px;
  --pc-gap: clamp(16px, 3vw, 32px);
  background: var(--c-indigo);
  color: var(--c-lamp);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .contact-hero,
.page-contact .contact-channels,
.page-contact .contact-routes,
.page-contact .contact-flow,
.page-contact .contact-connect {
  position: relative;
  padding-left: 0;
  padding-right: 0;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding-top: clamp(22px, 4vw, 46px);
  padding-bottom: clamp(30px, 5vw, 64px);
  background:
    radial-gradient(120% 85% at 12% 0%, rgba(47, 227, 208, 0.10), transparent 62%),
    linear-gradient(180deg, var(--c-night) 0%, var(--c-indigo) 82%, var(--c-indigo) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__lead {
  max-width: 62ch;
  margin-top: clamp(18px, 3vw, 34px);
}

.page-contact .contact-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 68px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0.08em;
  color: var(--c-lamp);
}

.page-contact .contact-hero__lede {
  margin: 18px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--c-haze);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--pc-r);
  overflow: hidden;
  background: var(--c-stand);
  box-shadow: 0 20px 48px rgba(7, 13, 24, 0.55);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.86);
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7, 13, 24, 0.10) 0%, rgba(14, 26, 46, 0.72) 100%);
}

.page-contact .contact-hero__figure .figure__caption {
  position: absolute;
  left: clamp(14px, 2.4vw, 26px);
  right: clamp(14px, 2.4vw, 26px);
  bottom: clamp(12px, 2vw, 20px);
  z-index: 1;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-haze);
  border-left: 1px solid var(--c-cyan);
  padding-left: 10px;
}

/* ---------- 直接联系 ---------- */

.page-contact .contact-channels {
  padding-top: clamp(40px, 6vw, 78px);
  padding-bottom: clamp(40px, 6vw, 78px);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-contact .chan {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-stand);
  border: 1px solid var(--line);
  border-radius: var(--pc-r);
  box-shadow: 7px 7px 0 rgba(7, 13, 24, 0.5);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-contact .chan:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 7px 9px 0 rgba(7, 13, 24, 0.55);
}

.page-contact .chan--mail {
  border-left: 3px solid var(--c-cyan);
}

.page-contact .chan--mail2 {
  border-left: 3px solid var(--c-violet);
}

.page-contact .chan--phone {
  border-left: 3px solid var(--c-amber);
}

.page-contact .chan--addr {
  border-left: 3px solid var(--c-haze);
}

.page-contact .chan__label {
  margin: 0;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-haze);
}

.page-contact .chan__value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 2.2vw, 19px);
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--c-lamp);
  word-break: break-all;
}

.page-contact .chan__value--phone {
  font-size: clamp(23px, 6vw, 38px);
  letter-spacing: 0.03em;
  color: var(--c-cyan);
  word-break: normal;
  white-space: nowrap;
  text-shadow: var(--glow-cyan);
}

.page-contact .chan__value--addr {
  font-size: clamp(16px, 2.4vw, 21px);
  letter-spacing: 0.04em;
  word-break: normal;
}

.page-contact .chan__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-haze);
}

.page-contact .chan__meta {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-amber);
}

/* ---------- 路径图 ---------- */

.page-contact .contact-routes {
  padding-top: clamp(40px, 6vw, 78px);
  padding-bottom: clamp(40px, 6vw, 78px);
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(22, 38, 63, 0.55) 0%, rgba(14, 26, 46, 0) 46%);
}

.page-contact .route-map {
  display: block;
  width: 100%;
  height: auto;
  max-height: 240px;
  margin: clamp(20px, 3vw, 34px) 0 0;
}

.page-contact .route-map__line {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.7;
}

.page-contact .route-map__line--sub { stroke: var(--c-cyan); }
.page-contact .route-map__line--acc { stroke: var(--c-amber); }
.page-contact .route-map__line--cor { stroke: var(--c-haze); }
.page-contact .route-map__line--coop { stroke: var(--c-violet); }

.page-contact .route-map__start--sub { fill: var(--c-cyan); }
.page-contact .route-map__start--acc { fill: var(--c-amber); }
.page-contact .route-map__start--cor { fill: var(--c-haze); }
.page-contact .route-map__start--coop { fill: var(--c-violet); }

.page-contact .route-map__node {
  fill: var(--c-night);
  stroke: var(--c-cyan);
  stroke-width: 3;
}

.page-contact .route-map__node-core {
  fill: var(--c-cyan);
}

.page-contact .route-map__label {
  display: none;
  font-family: var(--font-body);
  font-size: 20px;
  letter-spacing: 0.05em;
  fill: var(--c-haze);
}

.page-contact .route-list {
  list-style: none;
  margin: clamp(18px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .route {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--c-stand);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--pc-r);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .route:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.page-contact .route--sub { border-left-color: var(--c-cyan); }
.page-contact .route--acc { border-left-color: var(--c-amber); }
.page-contact .route--cor { border-left-color: var(--c-haze); }
.page-contact .route--coop { border-left-color: var(--c-violet); }

.page-contact .route__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-lamp);
}

.page-contact .route__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-haze);
}

.page-contact .route__to {
  margin: 16px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-haze);
}

.page-contact .route__addr {
  display: block;
  margin-top: 6px;
  font-size: clamp(13px, 1.7vw, 15px);
  letter-spacing: 0.01em;
  color: var(--c-lamp);
  word-break: break-all;
}

.page-contact .disclosure {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-contact .disclosure__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-size: 14px;
  letter-spacing: 0.03em;
  color: var(--c-cyan);
  cursor: pointer;
}

.page-contact .disclosure__trigger::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
}

.page-contact .disclosure__trigger[aria-expanded="true"]::after {
  content: "–";
}

.page-contact .disclosure__trigger:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-contact .disclosure__panel {
  margin-top: 10px;
}

.page-contact .disclosure__panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-haze);
}

/* ---------- 处理顺序 ---------- */

.page-contact .contact-flow {
  padding-top: clamp(40px, 6vw, 78px);
  padding-bottom: clamp(40px, 6vw, 78px);
  border-top: 1px solid var(--line);
}

.page-contact .flow__head {
  max-width: 58ch;
}

.page-contact .flow__heading {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--c-lamp);
}

.page-contact .flow__intro {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-haze);
}

.page-contact .flow__list {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 34px);
}

.page-contact .flow__item {
  position: relative;
}

.page-contact .flow__num {
  display: block;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--c-cyan);
  opacity: 0.85;
}

.page-contact .flow__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.1vw, 20px);
  letter-spacing: 0.06em;
  color: var(--c-lamp);
}

.page-contact .flow__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--c-haze);
}

.page-contact .flow__note {
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-haze);
}

.page-contact .flow__link {
  margin: 14px 0 0;
}

/* ---------- 合作 ---------- */

.page-contact .contact-connect {
  padding-top: clamp(40px, 6vw, 78px);
  padding-bottom: clamp(48px, 7vw, 92px);
  border-top: 1px solid var(--line);
  background:
    radial-gradient(90% 70% at 88% 100%, rgba(91, 107, 255, 0.10), transparent 65%),
    linear-gradient(180deg, var(--c-indigo) 0%, var(--c-night) 100%);
}

.page-contact .connect__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 42px);
}

.page-contact .connect__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 36px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.06em;
  color: var(--c-lamp);
}

.page-contact .connect__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-haze);
}

.page-contact .connect__link {
  margin: 18px 0 0;
}

.page-contact .connect__panel {
  border-left: 1px solid var(--c-amber);
}

.page-contact .connect__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .connect__list li {
  position: relative;
  padding: 9px 0 9px 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-lamp);
  border-bottom: 1px dashed var(--line);
}

.page-contact .connect__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 8px;
  height: 1px;
  background: var(--c-amber);
}

.page-contact .connect__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: 0.03em;
  color: var(--c-haze);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 760px) {
  .page-contact .route-map__label {
    display: block;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "mail mail2"
      "phone addr";
  }

  .page-contact .chan--mail { grid-area: mail; }
  .page-contact .chan--mail2 { grid-area: mail2; }
  .page-contact .chan--phone { grid-area: phone; }
  .page-contact .chan--addr { grid-area: addr; }

  .page-contact .route-list {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-contact .flow__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .flow__item {
    padding: 0 clamp(16px, 2.6vw, 30px);
    border-left: 1px solid var(--line);
  }

  .page-contact .flow__item:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-contact .flow__item:last-child {
    padding-right: 0;
  }

  .page-contact .connect__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__figure img {
    aspect-ratio: 2.6 / 1;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .route {
    transition: none;
  }

  .page-contact .chan:hover,
  .page-contact .route:hover {
    transform: none;
  }
}