.page-contact {
  position: relative;
  color: var(--porcelain);
  --pc-cut: var(--cut);
  --pc-line: rgba(56, 64, 92, .85);
  --pc-soft: rgba(247, 244, 236, .72);
  --pc-dim: rgba(247, 244, 236, .58);
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 3.5vw, 42px) 0 clamp(34px, 5vw, 68px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -12%;
  width: min(660px, 78vw);
  height: 440px;
  background: radial-gradient(circle, rgba(91, 58, 166, .40), transparent 70%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
}

.page-contact .contact-hero__copy h1 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--porcelain);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--pc-soft);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__media {
  margin: 0;
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}

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

/* ---------- 渠道卡 ---------- */

.page-contact .channel-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-contact .channel-card {
  position: relative;
  padding: 24px 22px 26px;
  background: linear-gradient(155deg, rgba(42, 27, 77, .92), rgba(20, 26, 46, .96));
  border: 1px solid var(--edge);
  border-left: 2px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
  transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-left-color .32s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-left-color: var(--gold-light);
  box-shadow: 0 20px 42px -26px rgba(201, 162, 39, .75);
}

.page-contact .channel-card__no {
  margin: 0 0 10px;
  font-family: var(--font-brush);
  font-size: 32px;
  line-height: 1;
  color: var(--gold-light);
  opacity: .72;
}

.page-contact .channel-card__title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.3;
  color: var(--porcelain);
}

.page-contact .channel-card__value {
  display: block;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--gold-light);
  background: rgba(11, 14, 26, .66);
  border: 1px dashed rgba(234, 212, 138, .34);
  border-radius: 3px;
  word-break: break-all;
  user-select: all;
}

.page-contact .channel-card__value--addr {
  font-family: var(--font-sans);
  font-size: 16px;
  letter-spacing: .01em;
  word-break: normal;
}

.page-contact .channel-card__hint {
  margin: 8px 0 14px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--purple-light);
}

.page-contact .channel-card__fit {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pc-soft);
}

/* ---------- 值守时段 ---------- */

.page-contact .desk-bar {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  padding: 22px 24px;
  background: var(--ink-2);
  border: 1px solid var(--edge);
  border-top: 2px solid var(--purple);
}

.page-contact .desk-bar__status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cinnabar);
}

.page-contact .desk-bar__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cinnabar);
  box-shadow: 0 0 0 4px rgba(192, 57, 43, .18);
}

.page-contact .desk-bar__hours {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: .02em;
  color: var(--gold-light);
}

.page-contact .desk-bar__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pc-soft);
}

/* ---------- 提交要素 ---------- */

.page-contact .intake-layout {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-contact .intake-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .intake-points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .intake-points li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .point__no {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-light);
}

.page-contact .point__name {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 5px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--porcelain);
}

.page-contact .point__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--pc-soft);
}

.page-contact .intake-accordion {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .intake-accordion .accordion__item {
  padding: 0 16px;
  background: rgba(11, 14, 26, .58);
  border: 1px solid var(--edge);
  border-left: 2px solid var(--purple);
  transition: border-left-color .3s var(--ease), background .3s var(--ease);
}

.page-contact .intake-accordion .accordion__item[open] {
  border-left-color: var(--gold);
  background: rgba(42, 27, 77, .52);
}

.page-contact .intake-accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--porcelain);
  cursor: pointer;
  list-style: none;
}

.page-contact .intake-accordion summary::-webkit-details-marker {
  display: none;
}

.page-contact .intake-accordion summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--gold);
}

.page-contact .intake-accordion .accordion__item[open] summary::after {
  content: "–";
  color: var(--gold-light);
}

.page-contact .intake-accordion .accordion__body {
  padding: 0 0 16px;
}

.page-contact .intake-accordion .accordion__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-soft);
}

/* ---------- 处理流程 ---------- */

.page-contact .contact-flow__media {
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  border: 1px solid var(--edge);
  clip-path: polygon(var(--pc-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--pc-cut));
}

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

.page-contact .flow {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .flow__node {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--ink-2);
  border: 1px solid var(--edge);
  border-top: 2px solid var(--purple);
  transition: border-top-color .3s var(--ease), background .3s var(--ease);
}

.page-contact .flow__node:hover,
.page-contact .flow__node:focus-within {
  border-top-color: var(--gold);
  background: rgba(42, 27, 77, .42);
}

.page-contact .flow__step {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-contact .flow__title {
  margin: 8px 0 6px;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.35;
  color: var(--porcelain);
}

.page-contact .flow__when {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--purple-light);
}

.page-contact .flow__detail {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-dim);
}

/* ---------- 服务范围 ---------- */

.page-contact .region-layout {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

.page-contact .region-copy h2 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--porcelain);
}

.page-contact .region-copy > p {
  margin: 0 0 22px;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pc-soft);
}

.page-contact .region-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-line);
  border: 1px solid var(--pc-line);
}

.page-contact .region-facts__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 16px;
  background: var(--ink-2);
}

.page-contact .region-facts__label {
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--pc-dim);
}

.page-contact .region-facts__value {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold-light);
}

.page-contact .region-map {
  position: relative;
  aspect-ratio: 5 / 4;
  min-height: 210px;
  border: 1px solid var(--edge);
  background-image:
    linear-gradient(rgba(56, 64, 92, .42) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 64, 92, .42) 1px, transparent 1px);
  background-size: 34px 34px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}

.page-contact .region-map__label {
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -200%);
  font-family: var(--font-brush);
  font-size: clamp(24px, 3.4vw, 34px);
  letter-spacing: .12em;
  color: var(--gold-light);
  white-space: nowrap;
}

.page-contact .region-map__pin {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 7px rgba(201, 162, 39, .16), 0 0 26px rgba(201, 162, 39, .8);
}

/* ---------- 合作沟通 ---------- */

.page-contact .partner-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-contact .partner-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 22px 20px 24px;
  background: linear-gradient(160deg, rgba(20, 26, 46, .92), rgba(11, 14, 26, .92));
  border: 1px solid var(--edge);
  border-bottom: 2px solid var(--purple);
  transition: transform .32s var(--ease), border-bottom-color .32s var(--ease);
}

.page-contact .partner-card:hover {
  transform: translateY(-4px);
  border-bottom-color: var(--gold);
}

.page-contact .partner-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.35;
  color: var(--porcelain);
}

.page-contact .partner-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--pc-soft);
}

/* ---------- 延伸入口 ---------- */

.page-contact .next-rail {
  display: grid;
  gap: 12px;
}

.page-contact .next-rail__item {
  display: block;
  padding: 18px 20px;
  background: rgba(20, 26, 46, .86);
  border: 1px solid var(--edge);
  border-top: 2px solid var(--purple);
  color: var(--porcelain);
  font-size: 16px;
  line-height: 1.5;
  text-decoration: none;
  transition: transform .3s var(--ease), border-top-color .3s var(--ease), color .3s var(--ease);
}

.page-contact .next-rail__item:hover,
.page-contact .next-rail__item:focus-visible {
  transform: translateY(-3px);
  border-top-color: var(--gold);
  color: var(--gold-light);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .desk-bar {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
    align-items: center;
    column-gap: 26px;
  }
  .page-contact .desk-bar__status {
    grid-column: 1 / -1;
  }
  .page-contact .desk-bar__text {
    grid-column: 1 / -1;
  }
  .page-contact .next-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .intake-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .region-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-contact .flow__node {
    border-right-width: 0;
    border-top-width: 2px;
  }

  .page-contact .flow__node:last-child {
    border-right-width: 1px;
  }

  .page-contact .flow__node::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -1px;
    width: 18px;
    height: 1px;
    background: var(--gold);
    opacity: .7;
  }

  .page-contact .flow__node:last-child::after {
    display: none;
  }

  .page-contact .flow__detail {
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height .38s var(--ease), opacity .3s var(--ease), margin-top .3s var(--ease);
  }

  .page-contact .flow__node:hover .flow__detail,
  .page-contact .flow__node:focus-within .flow__detail {
    max-height: 220px;
    margin-top: 10px;
    opacity: 1;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 62px);
  }
}

@media (min-width: 1080px) {
  .page-contact .next-rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .partner-card,
  .page-contact .next-rail__item,
  .page-contact .flow__detail,
  .page-contact .flow__node,
  .page-contact .intake-accordion .accordion__item {
    transition: none;
  }
  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .partner-card:hover,
  .page-contact .next-rail__item:hover,
  .page-contact .next-rail__item:focus-visible {
    transform: none;
  }
  .page-contact .flow__detail {
    max-height: none;
    opacity: 1;
    margin-top: 10px;
  }
}
</main>