.page-contact {
  --pc-gap: clamp(18px, 3vw, 32px);
  background: var(--hx-ink);
  color: var(--hx-cool);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  background: var(--hx-ink);
  border-bottom: 1px solid var(--hx-line);
  padding-top: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(38px, 7vw, 82px);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(48%, 440px);
  height: min(54%, 300px);
  background: var(--hx-orange);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0.9;
  z-index: 0;
  pointer-events: none;
}

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

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  margin-top: clamp(20px, 4vw, 40px);
}

.page-contact .pc-hero__title {
  margin: 10px 0 18px;
  font-size: clamp(46px, 12vw, 92px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  font-weight: 900;
  color: var(--hx-white);
}

.page-contact .pc-hero__lede {
  max-width: 46ch;
  color: var(--hx-cool);
}

.page-contact .pc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
}

/* ---------- 快捷联系卡 ---------- */
.page-contact .pc-quick {
  position: relative;
  background: var(--hx-ink-2);
  border: 1px solid var(--hx-line);
  border-radius: var(--hx-r-lg);
  padding: clamp(20px, 3.4vw, 30px);
}

.page-contact .pc-quick::before {
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(20px, 3.4vw, 30px);
  width: 64px;
  height: 4px;
  border-radius: 0 0 4px 4px;
  background: var(--hx-orange);
}

.page-contact .pc-quick__label {
  margin: 0 0 4px;
  color: var(--hx-mid);
}

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

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

.page-contact .pc-quick__k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--hx-mid);
}

.page-contact .pc-quick__v {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  color: var(--hx-white);
  word-break: break-word;
}

.page-contact .pc-quick__v--mail {
  font-family: var(--hx-mono);
  font-size: clamp(14px, 3.6vw, 18px);
  letter-spacing: -0.01em;
}

.page-contact .pc-quick__v--num {
  font-family: var(--hx-mono);
  font-size: clamp(24px, 6vw, 32px);
  letter-spacing: 0.04em;
  color: var(--hx-orange);
}

.page-contact .pc-quick__note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--hx-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--hx-cool-2);
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-section {
  position: relative;
  padding: clamp(42px, 8vw, 88px) 0;
}

.page-contact .pc-sec-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 40px);
  padding-top: 16px;
  border-top: 1px solid var(--hx-line);
}

.page-contact .pc-sec-head__no {
  font-family: var(--hx-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--hx-orange);
}

.page-contact .pc-sec-head .hx-h2 {
  color: var(--hx-white);
}

.page-contact .pc-sec-head__sub {
  margin: 0;
  max-width: 56ch;
  color: var(--hx-cool-2);
  line-height: 1.7;
}

/* ---------- 渠道 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: 1px;
  background: var(--hx-line);
  border-radius: var(--hx-r);
  overflow: hidden;
}

.page-contact .pc-channel {
  display: grid;
  gap: 10px;
  align-content: start;
  background: var(--hx-ink-2);
  padding: clamp(20px, 3.2vw, 30px);
  border-top: 3px solid transparent;
}

.page-contact .pc-channel--mail {
  border-top-color: var(--hx-orange);
}

.page-contact .pc-channel--phone {
  border-top-color: var(--hx-mint);
}

.page-contact .pc-channel--guide {
  border-top-color: var(--hx-amber);
}

.page-contact .pc-channel h3 {
  margin: 0;
  color: var(--hx-white);
}

.page-contact .pc-channel p {
  margin: 0;
  color: var(--hx-cool-2);
  line-height: 1.7;
  font-size: 15px;
}

.page-contact .pc-channel__link {
  width: fit-content;
  margin-top: 6px;
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  color: var(--hx-orange);
  font-size: 14px;
  text-decoration: none;
}

.page-contact .pc-channel__link:hover,
.page-contact .pc-channel__link:focus-visible {
  color: var(--hx-amber);
}

/* ---------- 图片 ---------- */
.page-contact .pc-shot {
  position: relative;
  margin: clamp(22px, 4vw, 36px) 0 0;
  border-radius: var(--hx-r-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--hx-ink-3);
}

.page-contact .pc-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.85) contrast(1.05);
}

/* ---------- 反馈准备 ---------- */
.page-contact .pc-section--prep {
  background: var(--hx-teal);
}

.page-contact .pc-section--prep .pc-sec-head {
  border-top-color: rgba(232, 233, 236, 0.18);
}

.page-contact .pc-prep {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .pc-prep__side .hx-label,
.page-contact .pc-prep__body .hx-label {
  display: block;
  margin-bottom: 14px;
  color: var(--hx-mint);
}

.page-contact .pc-prep__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-pill {
  padding: 8px 15px;
  border: 1px solid rgba(43, 230, 168, 0.4);
  border-radius: var(--hx-r-pill);
  font-size: 13px;
  line-height: 1.4;
  color: var(--hx-cool);
  background: rgba(17, 18, 20, 0.35);
}

.page-contact .pc-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .pc-checklist li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--hx-cool);
}

.page-contact .pc-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 19px;
  height: 19px;
  border: 2px solid var(--hx-mint);
  border-radius: 5px;
  background: rgba(43, 230, 168, 0.12);
}

.page-contact .pc-prep__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--hx-cool-2);
}

.page-contact .pc-prep__foot a {
  color: var(--hx-mint);
}

/* ---------- 响应时间 ---------- */
.page-contact .pc-acc-group {
  border-bottom: 1px solid var(--hx-line);
}

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

.page-contact .pc-acc summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 700;
  color: var(--hx-white);
}

.page-contact .pc-acc summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-acc summary::after {
  content: "+";
  flex: none;
  font-family: var(--hx-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--hx-orange);
}

.page-contact .pc-acc[open] summary::after {
  content: "–";
}

.page-contact .pc-acc[open] summary {
  color: var(--hx-orange);
}

.page-contact .pc-acc p {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--hx-cool-2);
}

.page-contact .pc-acc p a {
  color: var(--hx-mint);
}

/* ---------- 合作 ---------- */
.page-contact .pc-coop {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  padding: clamp(22px, 4vw, 46px);
  border-radius: var(--hx-r-lg);
  background: var(--hx-wine);
}

.page-contact .pc-coop__intro .hx-eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .pc-coop__intro .hx-h2 {
  margin: 8px 0 14px;
  color: var(--hx-white);
}

.page-contact .pc-coop__intro p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.page-contact .pc-coop__note {
  margin-top: 16px !important;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 13px !important;
  color: rgba(255, 255, 255, 0.7) !important;
}

.page-contact .pc-coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: var(--hx-r-sm);
  overflow: hidden;
}

.page-contact .pc-coop__row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(17, 18, 20, 0.32);
}

.page-contact .pc-coop__k {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--hx-amber);
}

.page-contact .pc-coop__d {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.88);
}

.page-contact .pc-coop__link {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--hx-cool-2);
}

.page-contact .pc-coop__link a {
  color: var(--hx-orange);
}

/* ---------- 地址与备案 ---------- */
.page-contact .pc-section--addr {
  overflow: hidden;
  padding-bottom: clamp(48px, 9vw, 100px);
}

.page-contact .pc-addr__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .pc-addr__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.26;
}

.page-contact .pc-section--addr .hx-shell {
  position: relative;
  z-index: 1;
}

.page-contact .pc-addr__card {
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid var(--hx-line);
  border-radius: var(--hx-r);
  background: rgba(17, 18, 20, 0.84);
}

.page-contact .pc-addr__card .hx-eyebrow {
  color: var(--hx-amber);
}

.page-contact .pc-addr__card .hx-h2 {
  margin: 8px 0 0;
  color: var(--hx-white);
}

.page-contact .pc-addr__dl {
  margin: 22px 0 0;
  display: grid;
  gap: 1px;
  background: var(--hx-line);
  border-radius: var(--hx-r-sm);
  overflow: hidden;
}

.page-contact .pc-addr__dl > div {
  display: grid;
  gap: 4px;
  padding: 13px 16px;
  background: var(--hx-ink-2);
}

.page-contact .pc-addr__dl dt {
  font-family: var(--hx-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--hx-mid);
}

.page-contact .pc-addr__dl dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--hx-white);
  word-break: break-word;
}

.page-contact .pc-addr__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--hx-cool-2);
}

.page-contact .pc-addr__links {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--hx-mid);
}

.page-contact .pc-addr__links a {
  color: var(--hx-orange);
}

/* ---------- 断点 ---------- */
@media (min-width: 740px) {
  .page-contact .pc-addr__dl {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .pc-prep {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
  }

  .page-contact .pc-shot {
    aspect-ratio: 12 / 5;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: end;
    gap: clamp(30px, 5vw, 72px);
  }

  .page-contact .pc-quick {
    transform: translateY(10px);
  }

  .page-contact .pc-channels {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .pc-coop {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-contact .pc-coop__list {
    margin-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-quick {
    transform: none;
  }
}
<<<END>>>