.page-contact {
  --pc-cut: 18px;
  --pc-cut-sm: 10px;
  --pc-pad: clamp(18px, 2.6vw, 28px);
  --pc-gap: clamp(14px, 2.2vw, 22px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: clamp(14px, 2.2vw, 22px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}
.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-contact .breadcrumbs a {
  color: var(--steel);
  text-decoration: none;
  transition: color 200ms var(--ease);
}
.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  grid-template-columns: 1fr;
}
.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 5.6vw, 62px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: var(--white);
}
.page-contact .pc-hero__lead {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.72;
  color: var(--steel);
}
.page-contact .pc-hero__aside {
  display: grid;
  gap: 14px;
  justify-items: start;
  padding-left: clamp(14px, 2vw, 22px);
  border-left: 2px solid var(--flame);
}
.page-contact .pc-hero__facts {
  display: grid;
  gap: 2px;
  margin: 0;
}
.page-contact .pc-hero__facts dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-contact .pc-hero__facts dd {
  margin: 0 0 10px;
  font-size: clamp(14px, 1.6vw, 16px);
  color: var(--white);
  word-break: break-all;
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.8fr);
    align-items: end;
  }
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
}
.page-contact .pc-channel {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: var(--pc-pad);
  background: linear-gradient(158deg, var(--ink-800), var(--ink-700));
  border: 1px solid var(--line);
  clip-path: polygon(0 var(--pc-cut), var(--pc-cut) 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}
.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 52px;
  background: var(--cyan);
}
.page-contact .pc-channel--phone::before { background: var(--flame); }
.page-contact .pc-channel--addr::before { background: var(--amber); }

.page-contact .pc-channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-contact .pc-channel__value {
  margin: 0;
  padding: 10px 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.1vw, 23px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--white);
  background: rgba(47, 240, 208, 0.06);
  border-left: 1px solid rgba(47, 240, 208, 0.4);
  word-break: break-all;
}
.page-contact .pc-channel--phone .pc-channel__value {
  background: rgba(255, 90, 43, 0.08);
  border-left-color: rgba(255, 90, 43, 0.5);
}
.page-contact .pc-channel--addr .pc-channel__value {
  background: rgba(255, 180, 60, 0.07);
  border-left-color: rgba(255, 180, 60, 0.45);
}
.page-contact .pc-channel__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}
.page-contact .pc-channels__figure {
  margin: 0;
}

@media (min-width: 760px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .pc-channels__figure {
    grid-column: 1 / -1;
  }
}

/* ---------- 能帮上什么 ---------- */
.page-contact .pc-help {
  list-style: none;
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
}
.page-contact .pc-help__item {
  padding: 20px 22px 22px;
  background: rgba(21, 39, 64, 0.42);
  border-top: 2px solid var(--line);
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}
.page-contact .pc-help__item:hover {
  border-top-color: var(--cyan);
  background: rgba(21, 39, 64, 0.62);
}
.page-contact .pc-help__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--white);
}
.page-contact .pc-help__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

@media (min-width: 700px) {
  .page-contact .pc-help { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1060px) {
  .page-contact .pc-help { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ---------- 咨询清单与筛选 ---------- */
.page-contact .pc-lead {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--steel);
}
.page-contact .pc-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 2.6vw, 26px) 0 clamp(18px, 2.6vw, 26px);
}
.page-contact .pc-filter__btn {
  appearance: none;
  min-height: 44px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--steel);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color 200ms var(--ease), background-color 200ms var(--ease), border-color 200ms var(--ease);
  clip-path: polygon(0 8px, 8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}
.page-contact .pc-filter__btn:hover {
  color: var(--white);
  border-color: var(--cyan);
}
.page-contact .pc-filter__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-contact .pc-filter__btn.is-active,
.page-contact .pc-filter__btn[aria-pressed="true"] {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .pc-checklist {
  list-style: none;
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
}
.page-contact .pc-check {
  padding: 18px 20px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
}
.page-contact [data-filter-item][hidden] {
  display: none;
}
.page-contact .pc-check__type {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-contact .pc-check__title {
  margin: 0 0 8px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--white);
}
.page-contact .pc-check__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--steel);
}
.page-contact .pc-filter__empty {
  margin: 18px 0 0;
  padding: 18px 20px;
  font-size: 15px;
  color: var(--steel);
  border: 1px dashed var(--line);
}
.page-contact .pc-filter__empty[hidden],
.page-contact .pc-filter__reset[hidden] {
  display: none;
}
.page-contact .pc-filter__reset {
  margin-top: 16px;
}

@media (min-width: 720px) {
  .page-contact .pc-checklist { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1080px) {
  .page-contact .pc-checklist { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ---------- 处理顺序（纸面） ---------- */
.page-contact .pc-order {
  list-style: none;
  display: grid;
  margin: 0;
  padding: 0;
}
.page-contact .pc-order__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 26px);
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-top: 1px solid rgba(5, 8, 15, 0.16);
}
.page-contact .pc-order__item:last-child {
  border-bottom: 1px solid rgba(5, 8, 15, 0.16);
}
.page-contact .pc-order__no {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: var(--teal);
}
.page-contact .pc-order__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}
.page-contact .pc-order__body {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(5, 8, 15, 0.78);
}

/* ---------- 地址与到达 ---------- */
.page-contact .pc-address__grid {
  display: grid;
  gap: clamp(22px, 3vw, 42px);
  grid-template-columns: 1fr;
}
.page-contact .pc-address__line {
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.8vw, 30px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--white);
}
.page-contact .pc-address__text {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--steel);
}
.page-contact .pc-address__facts {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  background: var(--line);
}
.page-contact .pc-address__facts li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  background: var(--ink-800);
  font-size: 14.5px;
}
.page-contact .pc-address__facts span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--steel);
}
.page-contact .pc-address__facts strong {
  font-weight: 600;
  color: var(--white);
}
.page-contact .pc-map {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin-top: 20px;
}
.page-contact .pc-address__figure {
  position: relative;
  margin: 0;
}
.page-contact .pc-address__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .pc-address__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
  }
}

/* ---------- 合作与反馈 ---------- */
.page-contact .pc-coop {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  grid-template-columns: 1fr;
}
.page-contact .pc-coop__text {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--steel);
}
.page-contact .pc-coop__col--aside {
  display: grid;
  gap: var(--pc-gap);
  align-content: start;
}
.page-contact .pc-coop__card {
  display: grid;
  gap: 10px;
  justify-items: start;
  padding: 20px 22px 22px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, var(--pc-cut) 100%, 0 calc(100% - var(--pc-cut)));
}
.page-contact .pc-coop__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--white);
}
.page-contact .pc-coop__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-contact .pc-coop {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

/* ---------- 延伸入口 ---------- */
.page-contact .pc-more {
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px solid var(--line);
}
.page-contact .pc-more__lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--steel);
}
.page-contact .pc-more__links {
  list-style: none;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
}
.page-contact .pc-more__links a {
  display: block;
  padding: 13px 16px;
  min-height: 44px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--white);
  text-decoration: none;
  border: 1px solid var(--line);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.page-contact .pc-more__links a:hover,
.page-contact .pc-more__links a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

@media (min-width: 640px) {
  .page-contact .pc-more__links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 900px) {
  .page-contact .pc-more {
    grid-template-columns: minmax(0, 0.55fr) minmax(0, 1.45fr);
    align-items: start;
  }
}