.page-contact {
  display: block;
  background: var(--mist);
  color: var(--ink);
  --pc-line: rgba(201, 214, 208, 1);
  --pc-gap: clamp(20px, 3vw, 34px);
  --pc-pad: clamp(52px, 7vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: 20px 0 clamp(44px, 6vw, 72px);
  overflow: hidden;
  background:
    radial-gradient(140% 100% at 92% -20%, rgba(43, 143, 232, .16), transparent 58%),
    radial-gradient(110% 80% at 0% 0%, rgba(15, 163, 107, .13), transparent 60%),
    var(--mist);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(201, 214, 208, .55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 214, 208, .55) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .55), transparent 72%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .55), transparent 72%);
}

.page-contact .pc-hero > .container {
  position: relative;
  z-index: 1;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 24px;
}

.page-contact .pc-hero__text h1 {
  margin: 12px 0 0;
}

.page-contact .pc-hero__text .lede {
  margin: 18px 0 0;
  max-width: 34em;
}

.page-contact .pc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 36px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px dashed var(--pc-line);
}

.page-contact .pc-fact {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-contact .pc-fact__num {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--wing-deep);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-fact__label {
  font-size: 14px;
  color: var(--ink-70);
}

.page-contact .pc-hero__media {
  margin: 0;
}

/* ---------- 通用章头 ---------- */
.page-contact .pc-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 28px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-head h2 {
  margin: 8px 0 0;
}

.page-contact .pc-head__index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-50);
  padding-bottom: 6px;
}

/* ---------- 渠道卡 ---------- */
.page-contact .pc-channels {
  padding: var(--pc-pad) 0;
  background: var(--mist);
}

.page-contact .pc-chan-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 34px;
}

.page-contact .pc-chan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 22px 22px;
  background: var(--paper);
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
  transition: border-color .24s ease, transform .24s ease, box-shadow .24s ease;
}

.page-contact .pc-chan::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 4px;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--pc-accent, var(--wing));
}

.page-contact .pc-chan--account { --pc-accent: var(--sky); }
.page-contact .pc-chan--billing { --pc-accent: var(--gold); }
.page-contact .pc-chan--score { --pc-accent: var(--flare); }
.page-contact .pc-chan--collab { --pc-accent: var(--wing); }

.page-contact .pc-chan:hover,
.page-contact .pc-chan:focus-within {
  border-color: var(--pc-accent, var(--wing));
  transform: translateY(-4px);
}

.page-contact .pc-chan .tag {
  align-self: flex-start;
}

.page-contact .pc-chan__title {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.page-contact .pc-chan__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .pc-chan__list {
  list-style: none;
  margin: 0;
  padding: 14px 14px 14px 16px;
  display: grid;
  gap: 7px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-70);
  background: var(--sky-soft);
  border-left: 2px solid var(--pc-accent, var(--wing));
  border-radius: 0 10px 10px 0;
}

.page-contact .pc-chan--billing .pc-chan__list,
.page-contact .pc-chan--score .pc-chan__list {
  background: rgba(245, 185, 60, .12);
}

.page-contact .pc-chan--score .pc-chan__list {
  background: rgba(255, 90, 43, .08);
}

.page-contact .pc-chan--collab .pc-chan__list {
  background: rgba(15, 163, 107, .08);
}

.page-contact .pc-chan__meta {
  margin: 0;
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px dashed var(--pc-line);
}

.page-contact .pc-chan__meta > div {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-contact .pc-chan__meta dt {
  flex: none;
  width: 5.5em;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-50);
  padding-top: 2px;
}

.page-contact .pc-chan__meta dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.page-contact .pc-chan .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---------- 提问题清单 ---------- */
.page-contact .pc-intake {
  padding: var(--pc-pad) 0;
  background: var(--sky-soft);
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-intake__grid {
  display: grid;
  gap: 32px;
}

.page-contact .pc-intake__intro h2 {
  margin: 10px 0 0;
}

.page-contact .pc-intake__note {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-70);
  max-width: 30em;
}

.page-contact .pc-intake__aside {
  margin: 20px 0 0;
  padding: 14px 16px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
  background: rgba(255, 253, 247, .85);
  border: 1px solid rgba(43, 143, 232, .22);
  border-radius: 12px;
}

.page-contact .pc-intake__aside a {
  color: var(--sky);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-contact .pc-check {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid rgba(43, 143, 232, .2);
  border-radius: 12px;
}

.page-contact .pc-check__num {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--sky);
  padding-top: 3px;
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-check h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
}

.page-contact .pc-check p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-70);
}

/* ---------- 回复时段 ---------- */
.page-contact .pc-hours {
  padding: var(--pc-pad) 0;
  background: var(--mist);
}

.page-contact .pc-scale {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  position: relative;
}

.page-contact .pc-scale::before {
  content: "";
  position: absolute;
  left: 6px;
  right: 6px;
  top: 6px;
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--wing), var(--sky));
  opacity: .85;
}

.page-contact .pc-scale li {
  position: relative;
  padding-top: 30px;
}

.page-contact .pc-scale li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--paper);
  border: 3px solid var(--wing);
}

.page-contact .pc-scale li:last-child::before {
  border-color: var(--sky);
}

.page-contact .pc-scale__t {
  display: block;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-scale__d {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  color: var(--ink-50);
}

.page-contact .pc-hours__grid {
  display: grid;
  gap: 18px;
  margin-top: 38px;
}

.page-contact .pc-hours__card {
  padding: 24px 22px;
  background: var(--paper);
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

.page-contact .pc-hours__card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  padding-left: 14px;
  position: relative;
}

.page-contact .pc-hours__card h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: .35em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--flare);
}

.page-contact .pc-hours__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

/* ---------- 联系方式与地址 ---------- */
.page-contact .pc-locate {
  padding: var(--pc-pad) 0;
  background: #fff;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-locate__grid {
  display: grid;
  gap: 34px;
}

.page-contact .pc-locate__text h2 {
  margin: 10px 0 22px;
}

.page-contact .pc-locate__info {
  margin: 0;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-locate__row {
  display: grid;
  gap: 5px 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-locate__row dt {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-50);
  padding-top: 4px;
}

.page-contact .pc-locate__row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .pc-locate__row dd.pc-strong {
  font-family: var(--mono);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--wing-deep);
  word-break: break-word;
}

.page-contact .pc-locate__media {
  margin: 0;
}

/* ---------- 内容合作 ---------- */
.page-contact .pc-collab {
  padding: var(--pc-pad) 0;
  background: linear-gradient(158deg, rgba(15, 163, 107, .09), rgba(43, 143, 232, .1) 62%, rgba(255, 90, 43, .05));
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-collab__grid {
  display: grid;
  gap: 30px;
}

.page-contact .pc-collab__intro h2 {
  margin: 10px 0 0;
}

.page-contact .pc-collab__intro p {
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-70);
  max-width: 32em;
}

.page-contact .pc-collab__tip {
  padding: 14px 16px;
  background: rgba(255, 253, 247, .9);
  border-left: 3px solid var(--flare);
  border-radius: 0 12px 12px 0;
  font-size: 14.5px !important;
  color: var(--ink) !important;
}

.page-contact .pc-collab__reqs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-collab__reqs li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px 18px;
  background: rgba(255, 253, 247, .88);
  border: 1px solid rgba(15, 163, 107, .24);
  border-radius: 12px;
}

.page-contact .pc-collab__num {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--wing-deep);
  letter-spacing: .06em;
  padding-top: 3px;
}

.page-contact .pc-collab__reqs strong {
  display: block;
  font-size: 15.5px;
  font-weight: 800;
  margin-bottom: 3px;
}

.page-contact .pc-collab__reqs p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-70);
}

/* ---------- 先查一查 ---------- */
.page-contact .pc-precheck {
  padding: clamp(44px, 6vw, 72px) 0 clamp(64px, 8vw, 96px);
  background: var(--mist);
}

.page-contact .pc-precheck__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-precheck__list a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label arrow"
    "hint arrow";
  align-items: center;
  gap: 4px 14px;
  height: 100%;
  padding: 20px;
  background: var(--paper);
  border: 1px solid var(--pc-line);
  border-radius: 12px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}

.page-contact .pc-precheck__list a:hover,
.page-contact .pc-precheck__list a:focus-visible {
  border-color: var(--wing);
  transform: translateY(-3px);
  box-shadow: 0 14px 26px -22px rgba(16, 32, 43, .7);
}

.page-contact .pc-precheck__label {
  grid-area: label;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-contact .pc-precheck__hint {
  grid-area: hint;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-70);
}

.page-contact .pc-precheck__arrow {
  grid-area: arrow;
  font-family: var(--mono);
  font-size: 18px;
  color: var(--sky);
  transition: transform .22s ease;
}

.page-contact .pc-precheck__list a:hover .pc-precheck__arrow {
  transform: translateX(4px);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-chan-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

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

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

@media (min-width: 860px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 52px;
    align-items: center;
  }

  .page-contact .pc-locate__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .pc-intake__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 50px;
    align-items: start;
  }

  .page-contact .pc-collab__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .95fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .pc-locate__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    gap: 48px;
    align-items: center;
  }
}

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

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

@media (max-width: 480px) {
  .page-contact .pc-scale {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 20px;
  }

  .page-contact .pc-scale::before {
    display: none;
  }

  .page-contact .pc-scale li::before {
    top: 2px;
  }

  .page-contact .pc-check,
  .page-contact .pc-collab__reqs li {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

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

  .page-contact .pc-chan:hover,
  .page-contact .pc-chan:focus-within,
  .page-contact .pc-precheck__list a:hover {
    transform: none;
  }
}