.page-contact {
  background: var(--c-ink);
  color: var(--c-bone);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(20px, 4vw, 32px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-stone);
}

.page-contact .breadcrumbs a {
  color: var(--c-stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-contact .breadcrumbs__sep {
  color: var(--c-clay);
}

.page-contact .breadcrumbs [aria-current="page"] {
  color: var(--c-bone);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(104px, 15vw, 156px);
  padding-bottom: clamp(36px, 6vw, 68px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(34px, 6vw, 60px);
}

.page-contact .contact-hero__lead {
  min-width: 0;
}

.page-contact .contact-hero__title {
  margin: 0 0 18px;
  font-size: clamp(34px, 8.2vw, 72px);
  font-weight: 200;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--c-bone);
}

.page-contact .contact-hero__lede {
  margin: 0 0 clamp(24px, 4vw, 34px);
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.62;
  color: var(--c-stone);
}

.page-contact .contact-hero__lede strong {
  color: var(--c-bone);
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 渠道切角面板 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 4vw, 32px);
}

.page-contact .contact-channel {
  display: block;
  padding: 20px 22px 22px;
  background: var(--c-ink-2);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: background 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .contact-channel:hover {
  background: var(--c-moss);
  transform: translateY(-3px);
}

.page-contact .contact-channel__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-stone);
}

.page-contact .contact-channel__value {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.4vw, 20px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--c-bone);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel--phone .contact-channel__value {
  font-size: clamp(24px, 4.4vw, 32px);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: var(--c-cyan);
}

.page-contact .contact-channel__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--c-stone);
}

.page-contact .contact-hero__cta {
  display: inline-block;
}

/* ---------- 右侧清单 ---------- */
.page-contact .contact-hero__aside {
  min-width: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-aside__title {
  margin: 0;
  font-size: clamp(18px, 2.6vw, 22px);
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--c-bone);
}

.page-contact .check-list {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .check-list__item {
  position: relative;
  padding: 16px 0 16px 40px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .check-list__item:last-child {
  border-bottom: 0;
}

.page-contact .check-list__item::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 19px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
}

.page-contact .check-list__title {
  display: block;
  margin-bottom: 5px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--c-bone);
}

.page-contact .check-list__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--c-stone);
}

/* ---------- 数据带 ---------- */
.page-contact .contact-band {
  background: var(--c-ink-2);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-band__inner {
  display: grid;
  gap: 18px;
  padding-block: clamp(24px, 3.6vw, 36px);
}

.page-contact .contact-band__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-clay);
}

.page-contact .contact-band__cells {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}

.page-contact .contact-band__cell {
  min-width: 0;
}

.page-contact .contact-band__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 3.4vw, 32px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-bone);
  transition: color 0.18s var(--ease);
}

.page-contact .contact-band__cell:hover .contact-band__value {
  color: var(--c-orange);
}

.page-contact .contact-band__key {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.4;
  color: var(--c-stone);
}

.page-contact .contact-band__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

/* ---------- 章节 ---------- */
.page-contact .contact-section {
  padding-block: clamp(46px, 8vw, 92px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-section:last-of-type {
  border-bottom: 0;
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .contact-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(26px, 4vw, 44px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .contact-head__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-clay);
}

.page-contact .contact-head__title {
  margin: 0;
  font-size: clamp(24px, 4.6vw, 42px);
  font-weight: 300;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--c-bone);
}

.page-contact .contact-head__note {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--c-stone);
}

/* ---------- 合作 ---------- */
.page-contact .coop-layout {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-contact .contact-figure {
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-contact .contact-figure .media-frame__img,
.page-contact .contact-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-figure .media-frame__caption {
  display: block;
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--c-stone);
  border-top: 1px solid var(--line-soft);
}

.page-contact .coop-figure {
  align-self: start;
}

.page-contact .coop-list {
  min-width: 0;
  padding-left: 14px;
}

.page-contact .coop {
  position: relative;
  border-top: 1px solid var(--line-soft);
}

.page-contact .coop:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .coop__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}

.page-contact .coop__summary::-webkit-details-marker {
  display: none;
}

.page-contact .coop__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-stone);
}

.page-contact .coop__title {
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 500;
  color: var(--c-bone);
  transition: color 0.18s var(--ease);
}

.page-contact .coop__summary:hover .coop__title {
  color: var(--c-cyan);
}

.page-contact .coop__need {
  grid-column: 2 / -1;
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-stone);
}

.page-contact .coop__plus {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--c-cyan);
  transition: transform 0.18s var(--ease);
}

.page-contact .coop[open] .coop__plus {
  transform: rotate(45deg);
}

.page-contact .coop[open] .coop__title {
  color: var(--c-cyan);
}

.page-contact .coop__body {
  position: relative;
  padding: 2px 0 24px 30px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--c-stone);
}

.page-contact .coop[open] .coop__body::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 24px;
  width: 2px;
  background: var(--c-orange);
}

.page-contact .coop__body p {
  margin: 0 0 10px;
}

.page-contact .coop__facts {
  display: grid;
  gap: 6px;
  margin: 14px 0 0;
}

.page-contact .coop__facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-stone);
}

.page-contact .coop__facts dd {
  margin: 0 0 6px;
  font-size: 14px;
  color: var(--c-bone);
}

/* ---------- 地址 ---------- */
.page-contact .place-layout {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .place-text {
  min-width: 0;
}

.page-contact .place-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .place-list__row {
  display: grid;
  gap: 5px;
  padding: 14px 0 16px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .place-list__row:first-child {
  border-top: 1px solid var(--line-strong);
}

.page-contact .place-list__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-stone);
}

.page-contact .place-list__val {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--c-bone);
  overflow-wrap: anywhere;
}

.page-contact .place-list__val--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-contact .place-filing {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

.page-contact .place-more {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--c-stone);
}

.page-contact .place-figure {
  align-self: start;
}

/* ---------- 自助区 ---------- */
.page-contact .contact-narrow {
  max-width: 820px;
}

.page-contact .quick-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .quick-list__item {
  border-top: 1px solid var(--line-soft);
}

.page-contact .quick-list__item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .quick-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 18px;
  padding: 20px 0;
  color: var(--c-bone);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-contact .quick-link:hover,
.page-contact .quick-link:focus-visible {
  color: var(--c-cyan);
}

.page-contact .quick-link__title {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
}

.page-contact .quick-link__arrow {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--c-cyan);
  transition: transform 0.18s var(--ease);
}

.page-contact .quick-link:hover .quick-link__arrow {
  transform: translateX(4px);
}

.page-contact .quick-link__note {
  grid-column: 1 / -1;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--c-stone);
}

.page-contact .contact-footnote {
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-stone);
}

.page-contact .link-underline {
  color: var(--c-bone);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .link-underline:hover,
.page-contact .link-underline:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-band__inner {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(24px, 4vw, 48px);
  }

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

  .page-contact .contact-band__meta {
    grid-column: 2 / -1;
    margin-top: 6px;
  }

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

  .page-contact .coop__facts {
    grid-template-columns: max-content minmax(0, 1fr);
    column-gap: 18px;
  }

  .page-contact .coop__facts dd {
    margin: 0 0 4px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-head {
    grid-template-columns: 72px minmax(0, 1fr);
    grid-template-areas:
      "index title"
      "index note";
    column-gap: 24px;
  }

  .page-contact .contact-head__index {
    grid-area: index;
    padding-top: 10px;
  }

  .page-contact .contact-head__title {
    grid-area: title;
  }

  .page-contact .contact-head__note {
    grid-area: note;
    margin-top: 8px;
  }

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

  .page-contact .place-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .contact-hero__aside {
    padding-top: 26px;
  }
}

@media (min-width: 1240px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-contact .contact-channel__value {
    letter-spacing: 0.02em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel,
  .page-contact .coop__plus,
  .page-contact .quick-link__arrow,
  .page-contact .contact-band__value,
  .page-contact .quick-link {
    transition: none;
  }

  .page-contact .contact-channel:hover {
    transform: none;
  }
}