.page-contact {
  --pc-glow-cyan: 0 0 26px rgba(34, 224, 255, .3);
  --pc-paper-ink: #10131B;
  --pc-paper-muted: #414A5E;
  position: relative;
  display: block;
  background: var(--im-ink);
  color: var(--im-text);
  font-family: var(--im-font-sans);
  font-size: var(--im-fs-17);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact .im-container {
  width: 100%;
  max-width: var(--im-max);
  margin: 0 auto;
  padding: 0 18px;
}

.page-contact .pc-h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 5.4vw, 38px);
  line-height: 1.14;
  letter-spacing: -.018em;
  font-weight: 900;
  color: var(--im-text);
}

.page-contact .pc-sub {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: var(--im-fs-15);
  color: var(--im-muted);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: 22px 0 54px;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(139, 92, 255, .22), rgba(5, 6, 11, 0) 60%),
    radial-gradient(90% 80% at 4% 8%, rgba(34, 224, 255, .16), rgba(5, 6, 11, 0) 62%),
    linear-gradient(160deg, var(--im-wine) 0%, rgba(5, 6, 11, 0) 46%),
    var(--im-ink);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  right: -20%;
  top: 10%;
  width: 60%;
  height: 66%;
  background: linear-gradient(120deg, rgba(34, 224, 255, .16), rgba(139, 92, 255, .04));
  transform: skewY(-8deg);
  pointer-events: none;
}

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

.page-contact .pc-hero__grid {
  display: grid;
  gap: 26px;
  margin-top: 24px;
}

.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-size: clamp(30px, 8.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -.022em;
  font-weight: 900;
  color: var(--im-text);
}

.page-contact .pc-hero__title .im-title--slant {
  display: inline-block;
  transform: skewX(-6deg);
  color: var(--im-cyan);
  text-shadow: 0 0 26px rgba(34, 224, 255, .38);
}

.page-contact .pc-hero__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  color: rgba(230, 232, 240, .86);
  font-size: var(--im-fs-17);
}

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

.page-contact .pc-quick {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--im-line);
  border-left: 2px solid var(--im-cyan);
  background: linear-gradient(150deg, rgba(14, 20, 48, .96), rgba(5, 6, 11, .92));
  box-shadow: 0 22px 44px rgba(0, 0, 0, .42), inset 0 0 0 1px rgba(34, 224, 255, .07);
}

.page-contact .pc-quick__list {
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .pc-quick__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--im-line-2);
}

.page-contact .pc-quick__row dt {
  color: var(--im-muted);
  font-size: var(--im-fs-13);
  letter-spacing: .04em;
}

.page-contact .pc-quick__row dd {
  margin: 0;
  font-size: var(--im-fs-15);
  color: var(--im-text);
  overflow-wrap: anywhere;
}

.page-contact .pc-quick__hint {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--im-purple);
  font-size: var(--im-fs-13);
  color: var(--im-muted);
  line-height: 1.7;
}

/* ---------- 通道切换 ---------- */
.page-contact .pc-channels {
  padding: 46px 0 10px;
}

.page-contact .pc-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 22px 0 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--im-line-2);
}

.page-contact .pc-filter .im-filter__btn {
  padding: 9px 15px;
  border: 1px solid var(--im-line);
  border-radius: var(--im-radius);
  background: transparent;
  color: var(--im-muted);
  font: inherit;
  font-size: var(--im-fs-13);
  letter-spacing: .02em;
  cursor: pointer;
  transition: color .22s var(--im-ease), border-color .22s var(--im-ease),
    box-shadow .22s var(--im-ease), background-color .22s var(--im-ease);
}

.page-contact .pc-filter .im-filter__btn:hover {
  color: var(--im-text);
  border-color: rgba(34, 224, 255, .55);
}

.page-contact .pc-filter .im-filter__btn:focus-visible {
  outline: 2px solid var(--im-cyan);
  outline-offset: 2px;
}

.page-contact .pc-filter .im-filter__btn.is-active {
  color: #040B12;
  font-weight: 700;
  border-color: transparent;
  background: linear-gradient(100deg, var(--im-cyan), var(--im-purple));
  box-shadow: 0 0 22px rgba(34, 224, 255, .34);
}

.page-contact .pc-filter .im-filter__count {
  font-family: var(--im-font-mono);
  font-size: var(--im-fs-12);
  color: var(--im-muted);
}

.page-contact .pc-panels {
  display: grid;
  gap: 16px;
}

.page-contact .pc-panel {
  position: relative;
  padding: 22px 18px 24px;
  border: 1px solid var(--im-line);
  border-top: 2px solid var(--im-cyan);
  background: linear-gradient(180deg, rgba(14, 20, 48, .94), rgba(5, 6, 11, .9));
  transition: transform .3s var(--im-ease), box-shadow .3s var(--im-ease);
}

.page-contact .pc-panel:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45), 0 0 0 1px rgba(34, 224, 255, .18);
}

.page-contact .pc-panel--partner {
  border-top-color: var(--im-purple);
}

.page-contact .pc-panel--partner:hover {
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45), 0 0 0 1px rgba(139, 92, 255, .24);
}

.page-contact .pc-panel--feedback {
  border-top-color: var(--im-orange);
}

.page-contact .pc-panel--feedback:hover {
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45), 0 0 0 1px rgba(255, 138, 61, .24);
}

.page-contact .pc-panel__title {
  margin: 12px 0 0;
  font-size: var(--im-fs-21);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--im-text);
}

.page-contact .pc-panel__desc {
  margin: 10px 0 0;
  font-size: var(--im-fs-15);
  color: var(--im-muted);
}

.page-contact .pc-rows {
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--im-line-2);
}

.page-contact .pc-rows__item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--im-line-2);
}

.page-contact .pc-rows__item dt {
  color: var(--im-muted);
  font-size: var(--im-fs-13);
  letter-spacing: .03em;
}

.page-contact .pc-rows__item dd {
  margin: 0;
  font-size: var(--im-fs-15);
  color: var(--im-text);
  overflow-wrap: anywhere;
}

.page-contact .pc-ways {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-ways__item {
  padding: 12px 14px;
  border-left: 2px solid var(--im-purple);
  background: rgba(139, 92, 255, .1);
}

.page-contact .pc-ways__name {
  display: block;
  font-size: var(--im-fs-15);
  font-weight: 700;
  color: var(--im-text);
}

.page-contact .pc-ways__text {
  display: block;
  margin-top: 4px;
  font-size: var(--im-fs-13);
  line-height: 1.65;
  color: var(--im-muted);
}

.page-contact .pc-check {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .pc-check__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--im-line-2);
  background: rgba(255, 138, 61, .06);
}

.page-contact .pc-check__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin: 5px 0 0;
  border: 1px solid var(--im-orange);
  background: transparent;
  cursor: pointer;
  transition: background-color .2s var(--im-ease), box-shadow .2s var(--im-ease);
}

.page-contact .pc-check__box:checked {
  background: var(--im-orange);
  box-shadow: 0 0 14px rgba(255, 138, 61, .5);
}

.page-contact .pc-check__box:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid #0A0A12;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .pc-check__box:focus-visible {
  outline: 2px solid var(--im-orange);
  outline-offset: 2px;
}

.page-contact .pc-check__label {
  font-size: var(--im-fs-15);
  line-height: 1.6;
  color: var(--im-text);
  cursor: pointer;
}

.page-contact .pc-panel__note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--im-line);
  font-size: var(--im-fs-13);
  line-height: 1.7;
  color: var(--im-muted);
}

/* ---------- 媒体位 ---------- */
.page-contact .pc-panel__media {
  margin: 20px 0 0;
}

.page-contact .im-media {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--im-line);
  background: var(--im-indigo);
}

.page-contact .im-media__frame {
  display: block;
  overflow: hidden;
}

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

.page-contact .im-media__caption {
  display: block;
  padding: 8px 12px;
  font-size: var(--im-fs-12);
  color: var(--im-muted);
  background: rgba(5, 6, 11, .74);
}

/* ---------- 处理流程 ---------- */
.page-contact .pc-flow {
  margin-top: 52px;
  padding: 48px 0 44px;
  border-top: 1px solid var(--im-line-2);
  border-bottom: 1px solid var(--im-line-2);
  background: linear-gradient(180deg, rgba(6, 43, 42, .74), rgba(5, 6, 11, 0) 92%);
}

.page-contact .pc-flow__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .pc-flow__step {
  position: relative;
  padding-left: 52px;
  min-height: 52px;
}

.page-contact .pc-flow__num {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--im-cyan);
  background: rgba(34, 224, 255, .08);
  color: var(--im-cyan);
  font-size: var(--im-fs-13);
  box-shadow: var(--pc-glow-cyan);
}

.page-contact .pc-flow__name {
  margin: 5px 0 0;
  font-size: var(--im-fs-17);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--im-text);
}

.page-contact .pc-flow__text {
  margin: 8px 0 0;
  font-size: var(--im-fs-15);
  color: var(--im-muted);
}

.page-contact .pc-flow .im-note {
  margin-top: 28px;
}

/* ---------- 地址 ---------- */
.page-contact .pc-address {
  padding: 54px 0 16px;
}

.page-contact .pc-address__grid {
  display: grid;
  gap: 20px;
}

.page-contact .pc-paper {
  position: relative;
  padding: 26px 20px 28px;
  background: var(--im-paper);
  color: var(--pc-paper-ink);
  border: 1px solid rgba(16, 19, 27, .16);
  box-shadow: 7px 7px 0 rgba(34, 224, 255, .2), 14px 14px 0 rgba(139, 92, 255, .13);
}

.page-contact .pc-paper__title {
  margin: 14px 0 0;
  font-size: clamp(21px, 4.8vw, 30px);
  line-height: 1.2;
  letter-spacing: -.012em;
  font-weight: 900;
  color: var(--pc-paper-ink);
}

.page-contact .pc-paper__addr {
  margin: 14px 0 0;
  padding: 12px 0;
  border-top: 1px solid rgba(16, 19, 27, .16);
  border-bottom: 1px solid rgba(16, 19, 27, .16);
  font-size: var(--im-fs-15);
  line-height: 1.8;
  color: var(--pc-paper-ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-paper__text {
  margin: 14px 0 0;
  font-size: var(--im-fs-15);
  line-height: 1.75;
  color: var(--pc-paper-muted);
}

.page-contact .pc-paper__meta {
  margin: 20px 0 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-paper__meta dt {
  font-size: var(--im-fs-12);
  letter-spacing: .06em;
  color: #5B6478;
}

.page-contact .pc-paper__meta dd {
  margin: 2px 0 0;
  font-size: var(--im-fs-15);
  color: var(--pc-paper-ink);
}

.page-contact .pc-address__media {
  margin: 0;
  border-color: rgba(34, 224, 255, .32);
}

/* ---------- 继续浏览 ---------- */
.page-contact .pc-next {
  padding: 46px 0 72px;
}

.page-contact .pc-next__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-next__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 16px;
  border: 1px solid var(--im-line);
  border-left: 2px solid var(--im-cyan);
  background: rgba(14, 20, 48, .55);
  transition: border-color .25s var(--im-ease), background-color .25s var(--im-ease);
}

.page-contact .pc-next__item:hover {
  border-left-color: var(--im-orange);
  background: rgba(14, 20, 48, .8);
}

.page-contact .pc-next__link {
  font-size: var(--im-fs-17);
  font-weight: 700;
  color: var(--im-cyan);
  text-decoration: none;
}

.page-contact .pc-next__link:hover,
.page-contact .pc-next__link:focus-visible {
  text-decoration: underline;
}

.page-contact .pc-next__link:focus-visible {
  outline: 2px solid var(--im-cyan);
  outline-offset: 3px;
}

.page-contact .pc-next__text {
  font-size: var(--im-fs-13);
  color: var(--im-muted);
}

/* ---------- 自适应 ---------- */
@media (min-width: 720px) {
  .page-contact .im-container {
    padding: 0 28px;
  }

  .page-contact .pc-flow__list {
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero {
    padding: 28px 0 64px;
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: 1.32fr .8fr;
    gap: 36px;
    align-items: end;
    margin-top: 30px;
  }

  .page-contact .pc-panels {
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
  }

  .page-contact .pc-panel--service {
    grid-column: 1 / span 7;
  }

  .page-contact .pc-panel--partner {
    grid-column: 8 / span 5;
  }

  .page-contact .pc-panel--feedback {
    grid-column: 2 / span 10;
  }

  .page-contact .pc-flow__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .page-contact .pc-flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 19px;
    right: -30px;
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, var(--im-cyan), rgba(34, 224, 255, .1));
  }

  .page-contact .pc-address__grid {
    grid-template-columns: 7fr 5fr;
    gap: 26px;
    align-items: stretch;
  }

  .page-contact .pc-paper {
    display: flex;
    flex-direction: column;
  }

  .page-contact .pc-paper__meta {
    margin-top: auto;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-panel {
    padding: 26px 24px 28px;
  }

  .page-contact .pc-paper {
    padding: 32px 28px 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-panel,
  .page-contact .pc-next__item,
  .page-contact .pc-filter .im-filter__btn {
    transition: none;
  }

  .page-contact .pc-panel:hover {
    transform: none;
  }
}