.page-contact {
  --pc-radius: 20px;
  --pc-sec-pad: clamp(44px, 7vw, 92px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-contact .eyebrow {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 12px;
}

.page-contact .pc-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.1vw, 2.5rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 18px;
}

.page-contact .pc-lead {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.85;
  color: rgba(242, 247, 244, 0.8);
  margin: 0;
  max-width: 44em;
}

.page-contact .pc-sec {
  position: relative;
  padding: var(--pc-sec-pad) 0;
}

.page-contact .pc-mono {
  font-family: var(--font-mono);
  color: var(--yellow);
  overflow-wrap: anywhere;
}

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--nav-h) + clamp(28px, 6vw, 72px)) 0 clamp(44px, 8vw, 96px);
}

.page-contact .pc-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .pc-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  display: block;
}

.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(112deg, rgba(63, 242, 208, 0.16) 0%, rgba(63, 242, 208, 0) 46%),
    linear-gradient(180deg, rgba(3, 23, 18, 0.6) 0%, rgba(6, 42, 36, 0.9) 60%, var(--ink) 100%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  left: 38%;
  right: -12%;
  bottom: -14%;
  height: 58%;
  background: linear-gradient(152deg, rgba(63, 242, 208, 0.18) 0%, rgba(255, 107, 53, 0.08) 62%, rgba(6, 42, 36, 0) 100%);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .pc-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .pc-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 36px);
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-contact .pc-hero .breadcrumb a {
  color: var(--mist);
}

.page-contact .pc-hero .breadcrumb [aria-current="page"] {
  color: var(--muted);
}

.page-contact .pc-hero__h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 5.2vw, 4.1rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0 0 22px;
}

.page-contact .pc-hero__intro {
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.9;
  color: rgba(242, 247, 244, 0.84);
  margin: 0;
  max-width: 34em;
}

.page-contact .pc-hero__card {
  margin-top: 30px;
}

.page-contact .pc-card {
  position: relative;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: linear-gradient(158deg, rgba(168, 216, 206, 0.15) 0%, rgba(6, 42, 36, 0.6) 58%);
  backdrop-filter: blur(8px);
}

.page-contact .pc-card::before {
  content: "";
  position: absolute;
  left: clamp(22px, 3vw, 32px);
  right: clamp(22px, 3vw, 32px);
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--yellow) 55%, rgba(255, 209, 102, 0));
  border-radius: 2px;
}

.page-contact .pc-card__label {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 6px;
}

.page-contact .pc-card__label:not(:first-child) {
  margin-top: 26px;
}

.page-contact .pc-card__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 27px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--yellow);
  margin: 0 0 12px;
  overflow-wrap: anywhere;
}

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

.page-contact .pc-card__note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.68);
}

/* ---------- 客服与数据问题 ---------- */

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

.page-contact .pc-support__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
}

.page-contact .pc-support__media .media-caption {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(242, 247, 244, 0.58);
}

.page-contact .pc-support__body {
  margin-top: 28px;
}

.page-contact .pc-check {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-check li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.82);
}

.page-contact .pc-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

.page-contact .pc-check--tight {
  margin-top: 14px;
  gap: 9px;
}

.page-contact .pc-fine {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--line-strong);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(242, 247, 244, 0.6);
}

/* ---------- 商务与合作 ---------- */

.page-contact .pc-sec-head {
  max-width: 46em;
}

.page-contact .pc-track {
  display: grid;
  gap: 26px;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-contact .pc-track__item {
  padding-top: 20px;
  border-top: 2px solid var(--line-strong);
}

.page-contact .pc-track__item--a { border-top-color: var(--cyan); }
.page-contact .pc-track__item--b { border-top-color: var(--orange); }
.page-contact .pc-track__item--c { border-top-color: var(--yellow); }

.page-contact .pc-track__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-contact .pc-track__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-contact .pc-track__text {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 247, 244, 0.78);
  margin: 0;
}

/* ---------- 媒体与内容 ---------- */

.page-contact .pc-media {
  background: linear-gradient(180deg, rgba(3, 23, 18, 0) 0%, rgba(3, 23, 18, 0.7) 50%, rgba(3, 23, 18, 0) 100%);
}

.page-contact .pc-media__grid > .col-8 {
  margin-top: 26px;
}

.page-contact .pc-dl {
  margin: 0;
  display: grid;
  gap: 4px;
}

.page-contact .pc-dl > div {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-dl > div:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .pc-dl dt {
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .pc-dl dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 247, 244, 0.82);
}

/* ---------- 联络地址 ---------- */

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

.page-contact .pc-map {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--pc-radius);
  border: 1px solid var(--line-strong);
  background-color: var(--ink-deep);
  background-image:
    linear-gradient(to right, rgba(63, 242, 208, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(63, 242, 208, 0.1) 1px, transparent 1px),
    radial-gradient(circle at 62% 44%, rgba(63, 242, 208, 0.24) 0%, rgba(63, 242, 208, 0) 54%);
  background-size: 34px 34px, 34px 34px, 100% 100%;
  overflow: hidden;
}

.page-contact .pc-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(255, 209, 102, 0.08) 0%, rgba(6, 42, 36, 0) 58%);
}

.page-contact .pc-map__pin {
  position: absolute;
  left: 62%;
  top: 44%;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(255, 107, 53, 0.24), 0 0 26px rgba(255, 107, 53, 0.72);
  z-index: 1;
}

.page-contact .pc-map__pin::after {
  content: "";
  position: absolute;
  inset: -18px;
  border: 1px solid rgba(255, 107, 53, 0.5);
  border-radius: 50%;
  animation: pc-ping 2.8s var(--ease) infinite;
}

@keyframes pc-ping {
  0% { transform: scale(0.55); opacity: 0.9; }
  100% { transform: scale(1.55); opacity: 0; }
}

.page-contact .pc-addr__text {
  display: block;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.8;
  color: var(--paper);
  padding: 16px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  margin: 0 0 20px;
}

/* ---------- 响应说明 ---------- */

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

.page-contact .pc-timeline {
  margin-top: clamp(26px, 4vw, 42px);
  padding-left: clamp(18px, 3vw, 32px);
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 28px;
}

.page-contact .pc-timeline__row {
  position: relative;
  display: grid;
  gap: 6px;
}

.page-contact .pc-timeline__row::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(18px, 3vw, 32px) - 4px);
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(63, 242, 208, 0.8);
}

.page-contact .pc-timeline__time {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  color: var(--yellow);
}

.page-contact .pc-timeline__text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 247, 244, 0.8);
}

/* ---------- 留言 ---------- */

.page-contact .pc-ask {
  background: linear-gradient(180deg, rgba(3, 23, 18, 0) 0%, rgba(3, 23, 18, 0.66) 40%, rgba(6, 42, 36, 0) 100%);
}

.page-contact .pc-ask .grid-12 > .col-7 {
  margin-top: 28px;
}

.page-contact .ask {
  position: relative;
}

.page-contact .ask__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-contact .ask__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ask__label {
  cursor: pointer;
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--mist);
  background: rgba(168, 216, 206, 0.06);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-contact .ask__label:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-contact .ask__radio:checked + .ask__label {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-deep);
}

.page-contact .ask__radio:focus-visible + .ask__label {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .ask__panels {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: linear-gradient(156deg, rgba(168, 216, 206, 0.13) 0%, rgba(3, 23, 18, 0.5) 62%);
  min-height: 208px;
}

.page-contact .ask__panel {
  display: none;
}

.page-contact .ask__panel:nth-child(1) {
  display: block;
}

.page-contact .ask:has(.ask__radio:checked) .ask__panel {
  display: none;
}

.page-contact .ask:has(#ask-type-1:checked) .ask__panel:nth-child(1),
.page-contact .ask:has(#ask-type-2:checked) .ask__panel:nth-child(2),
.page-contact .ask:has(#ask-type-3:checked) .ask__panel:nth-child(3),
.page-contact .ask:has(#ask-type-4:checked) .ask__panel:nth-child(4),
.page-contact .ask:has(#ask-type-5:checked) .ask__panel:nth-child(5) {
  display: block;
}

.page-contact .ask__subject {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin: 0;
}

.page-contact .ask__subject span {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ask__subject b {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ask__foot {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.page-contact .ask__foot p {
  margin: 0;
  flex: 1 1 16em;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.78);
}

.page-contact .pc-top {
  display: inline-block;
  margin-top: 34px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .pc-top:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .pc-timeline__row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .pc-addr__wrap {
    grid-template-columns: 1.15fr 1fr;
    align-items: center;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .pc-addr .pc-map {
    order: 0;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__card {
    margin-top: 0;
  }

  .page-contact .pc-hero__grid {
    align-items: start;
  }

  .page-contact .pc-support__body,
  .page-contact .pc-media__grid > .col-8,
  .page-contact .pc-ask .grid-12 > .col-7 {
    margin-top: 0;
  }

  .page-contact .pc-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    align-items: start;
  }

  .page-contact .pc-track__item:nth-child(2) {
    margin-top: 40px;
  }

  .page-contact .pc-track__item:nth-child(3) {
    margin-top: 80px;
  }

  .page-contact .pc-track__text {
    font-size: 14.5px;
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-hero__intro {
    max-width: 32em;
  }

  .page-contact .pc-ask .grid-12 {
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-map__pin::after {
    animation: none;
  }

  .page-contact .ask__label,
  .page-contact .pc-top {
    transition: none;
  }
}
<<<END>>>