.page-contact {
  --pc-gap: clamp(22px, 3.2vw, 44px);
  --pc-line: rgba(242, 245, 244, .14);
  --pc-line-soft: rgba(242, 245, 244, .08);
  position: relative;
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  margin: clamp(16px, 3vw, 30px) 0 clamp(10px, 1.8vw, 20px);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumbs li {
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--muted);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(143, 163, 160, .55);
}

.page-contact .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

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

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-top: clamp(10px, 2vw, 20px);
}

.page-contact .pc-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-contact .pc-hero__title {
  margin: clamp(12px, 1.8vw, 20px) 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 7.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -.022em;
  color: var(--paper);
  max-width: 15em;
  overflow-wrap: break-word;
}

.page-contact .pc-lede {
  margin: clamp(16px, 2.2vw, 26px) 0 0;
  max-width: 760px;
  font-size: clamp(15px, 1.5vw, 17.5px);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--pc-line);
  background: var(--pc-line);
}

.page-contact .pc-hero__facts li {
  background: var(--ink);
  padding: 16px 18px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-hero__facts strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--yellow);
}

.page-contact .pc-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-jump a {
  display: inline-block;
  padding: 9px 16px;
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--pc-line);
  background: var(--glass);
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-contact .pc-jump a:hover,
.page-contact .pc-jump a:focus-visible {
  color: var(--ink-on-signal);
  background: var(--yellow);
  border-color: var(--yellow);
}

/* ---------- 刻度分隔 ---------- */
.page-contact .pc-scale {
  height: 8px;
  margin: clamp(30px, 4.4vw, 60px) 0 0;
  border-top: 1px solid var(--pc-line-soft);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(242, 245, 244, .3) 0,
    rgba(242, 245, 244, .3) 1px,
    transparent 1px,
    transparent 56px
  );
  background-repeat: no-repeat;
  background-size: 100% 7px;
}

/* ---------- 区块标题 ---------- */
.page-contact .pc-head {
  display: grid;
  gap: 12px;
  padding-bottom: 16px;
  margin-bottom: var(--pc-gap);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-head__title {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .pc-head__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 网格 ---------- */
.page-contact .pc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
}

/* ---------- 联络渠道 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: 14px;
}

.page-contact .pc-channel {
  position: relative;
  padding: 20px 20px 22px 24px;
  background: var(--panel);
  border-left: 3px solid var(--yellow);
}

.page-contact .pc-channel:nth-child(2) {
  border-left-color: var(--teal);
}

.page-contact .pc-channel:nth-child(3) {
  border-left-color: rgba(242, 245, 244, .3);
}

.page-contact .pc-channel__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .pc-channel__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--paper);
  word-break: break-word;
  cursor: text;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .pc-channel__v--addr {
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 500;
  line-height: 1.6;
}

.page-contact .pc-channel__v:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 6px;
}

.page-contact .pc-channel__d {
  max-width: 480px;
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 配图 ---------- */
.page-contact .pc-figure {
  margin: 0;
  align-self: start;
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pc-line);
  filter: saturate(.85) contrast(1.04);
}

.page-contact .pc-figure figcaption {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--teal);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 反馈说明 ---------- */
.page-contact .pc-revision p {
  max-width: 600px;
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-revision__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .pc-revision__links .link-arrow {
  display: inline-block;
  font-size: 14px;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 208, 0, .35);
  padding-bottom: 2px;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-contact .pc-revision__links .link-arrow:hover,
.page-contact .pc-revision__links .link-arrow:focus-visible {
  border-bottom-color: var(--yellow);
}

.page-contact .pc-revision .pc-revision__foot {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--pc-line);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(143, 163, 160, .92);
}

.page-contact .pc-revision__foot a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(99, 210, 196, .4);
}

.page-contact .pc-revision__foot a:hover,
.page-contact .pc-revision__foot a:focus-visible {
  border-bottom-color: var(--teal);
}

/* ---------- 清单卡 ---------- */
.page-contact .pc-checklist {
  position: relative;
  padding: 26px 22px 24px;
  background: var(--panel);
  border: 1px solid var(--pc-line);
}

.page-contact .pc-checklist::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--yellow);
}

.page-contact .pc-checklist__title {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yellow);
}

.page-contact .pc-checklist__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-checklist__item {
  border-bottom: 1px solid var(--pc-line);
  transition: background .2s var(--ease);
}

.page-contact .pc-checklist__label {
  display: grid;
  grid-template-columns: 20px 30px 1fr;
  gap: 10px;
  align-items: start;
  padding: 13px 8px 13px 0;
  cursor: pointer;
}

.page-contact .pc-checklist__box {
  width: 17px;
  height: 17px;
  margin: 3px 0 0;
  accent-color: var(--yellow);
  cursor: pointer;
}

.page-contact .pc-checklist__num {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .06em;
  color: var(--teal);
}

.page-contact .pc-checklist__text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .pc-checklist__text span {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .pc-checklist__item:has(.pc-checklist__box:checked) {
  background: rgba(245, 208, 0, .07);
}

.page-contact .pc-checklist__item:has(.pc-checklist__box:checked) .pc-checklist__num {
  color: var(--yellow);
}

.page-contact .pc-checklist__foot {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 协作 ---------- */
.page-contact .pc-collab {
  padding: 26px 22px;
  background: var(--glass);
  border: 1px solid var(--pc-line);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-contact .pc-collab__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--teal);
}

.page-contact .pc-collab__title {
  margin: 12px 0;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .pc-collab__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-need {
  margin-top: var(--pc-gap);
  padding: 24px 22px;
  background: var(--ink-deep);
  border: 1px solid var(--pc-line);
}

.page-contact .pc-need__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yellow);
}

.page-contact .pc-need__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--pc-line);
}

.page-contact .pc-need__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 16px;
  background: var(--ink-deep);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .pc-need__list li::before {
  content: "—";
  flex: none;
  font-family: var(--font-mono);
  color: var(--teal);
}

/* ---------- 服务时段 ---------- */
.page-contact .pc-hours {
  padding-left: clamp(16px, 2vw, 22px);
  border-left: 3px solid var(--yellow);
}

.page-contact .pc-hours__k {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-contact .pc-hours__big {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.6vw, 48px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--yellow);
}

.page-contact .pc-hours__big span {
  margin: 0 .12em;
  color: rgba(245, 208, 0, .55);
}

.page-contact .pc-hours__d {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-response {
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-response__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-response__type {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--teal);
}

.page-contact .pc-response__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 底部条带 ---------- */
.page-contact .pc-outro-section {
  margin-top: clamp(30px, 5vw, 70px);
}

.page-contact .pc-outro {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 260px;
  padding: clamp(22px, 3.6vw, 44px);
  overflow: hidden;
  border: 1px solid var(--pc-line);
}

.page-contact .pc-outro__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: .38;
}

.page-contact .pc-outro::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(11, 31, 26, .5) 0%, rgba(11, 31, 26, .94) 82%);
}

.page-contact .pc-outro__inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

.page-contact .pc-outro__title {
  max-width: 22em;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: clamp(21px, 3vw, 32px);
  line-height: 1.24;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .pc-outro__links {
  display: grid;
  gap: 12px;
}

.page-contact .pc-outro__link {
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  align-items: center;
  padding: 15px 18px;
  text-decoration: none;
  color: var(--paper);
  background: rgba(242, 245, 244, .08);
  border: 1px solid rgba(242, 245, 244, .2);
  transition: background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}

.page-contact .pc-outro__link:hover,
.page-contact .pc-outro__link:focus-visible {
  background: rgba(245, 208, 0, .13);
  border-color: rgba(245, 208, 0, .55);
  transform: translateY(-3px);
}

.page-contact .pc-outro__icon {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--yellow);
  color: var(--yellow);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  transition: transform .22s var(--ease), background .22s var(--ease);
}

.page-contact .pc-outro__link:hover .pc-outro__icon,
.page-contact .pc-outro__link:focus-visible .pc-outro__icon {
  transform: scale(1.16);
  background: rgba(245, 208, 0, .16);
}

.page-contact .pc-outro__label {
  align-self: end;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-contact .pc-outro__desc {
  align-self: start;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(143, 163, 160, .95);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-response__row {
    grid-template-columns: 160px 1fr;
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-contact .pc-outro__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

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

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

@media (min-width: 820px) {
  .page-contact .pc-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    gap: 28px;
    align-items: end;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-grid--7-5 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-contact .pc-grid--6-6 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-grid--4-8 {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
}

@media (max-width: 420px) {
  .page-contact .pc-checklist__label {
    grid-template-columns: 20px 24px 1fr;
    gap: 8px;
  }

  .page-contact .pc-channel {
    padding: 18px 16px 20px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}