.page-contact {
  --pc-pad: clamp(3.5rem, 9vw, 7rem);
  --pc-gap: clamp(1rem, 2.4vw, 1.5rem);
  display: block;
  background: var(--ink);
  color: var(--moon);
}

.page-contact .container {
  width: min(100% - 2.5rem, 1180px);
  margin-inline: auto;
}

.page-contact .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding-top: clamp(1rem, 2.5vw, 1.75rem);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-contact .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  transition: color .16s var(--ease);
}

.page-contact .breadcrumbs__link:hover,
.page-contact .breadcrumbs__link:focus-visible {
  color: var(--gold-light);
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: .5rem;
  color: rgba(138, 148, 166, .5);
}

.page-contact .breadcrumbs__current {
  color: var(--gold-light);
}

/* ---------- 通用区块头 ---------- */
.page-contact .section-head {
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-contact .section-head--flush {
  margin-bottom: clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-contact .section-head__index {
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--gold);
  margin-bottom: .7rem;
}

.page-contact .section-head__title {
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 800;
  letter-spacing: .03em;
  line-height: 1.16;
  color: var(--moon);
}

.page-contact .section-head__note {
  margin: 0;
  max-width: 60ch;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 标签 ---------- */
.page-contact .tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .14em;
  line-height: 1.6;
  padding: .2em .72em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  white-space: nowrap;
}

.page-contact .tag--gold {
  color: var(--gold-light);
  border-color: var(--line-strong);
  background: rgba(217, 169, 74, .08);
}

.page-contact .tag--neon {
  color: var(--neon);
  border-color: rgba(56, 225, 214, .35);
  background: rgba(56, 225, 214, .07);
}

.page-contact .tag--amber {
  color: var(--amber);
  border-color: rgba(240, 154, 62, .35);
  background: rgba(240, 154, 62, .07);
}

/* ---------- 媒体框 ---------- */
.page-contact .media-frame {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  box-shadow: var(--shadow-deep);
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .contact-hero__caption,
.page-contact .contact-partner__caption {
  margin: .85rem 0 0;
  font-size: .78rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 4vw, 3rem) 0 var(--pc-pad);
  background: var(--grad-vault);
}

.contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 68%;
  height: 110%;
  pointer-events: none;
  background: radial-gradient(closest-side, rgba(56, 225, 214, .10), transparent 72%);
}

.contact-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 22%, rgba(56, 225, 214, .30) 60%, transparent);
}

.contact-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(2rem, 5vw, 3.25rem);
  align-items: center;
}

.contact-hero__kicker {
  margin: 0 0 1.1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--gold);
}

.contact-hero h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5vw, 3.35rem);
  font-weight: 800;
  letter-spacing: .045em;
  line-height: 1.08;
  color: var(--moon);
}

.contact-hero__lead {
  margin: 0 0 1.6rem;
  max-width: 46ch;
  font-size: clamp(.96rem, 1.25vw, 1.05rem);
  line-height: 1.9;
  color: var(--mist);
}

.contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.6rem;
  margin: 1.85rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  font-size: .82rem;
  color: var(--mist);
}

.contact-hero__facts .num {
  margin-right: .45em;
  color: var(--neon);
  letter-spacing: .04em;
}

/* ---------- 通道卡 ---------- */
.contact-channels {
  padding: 0 0 var(--pc-pad);
}

.channel-grid {
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
}

.channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.4rem, 3vw, 1.9rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  box-shadow: var(--shadow-deep), inset 0 1px 0 var(--line-strong);
  transition: border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}

.channel-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-deep), var(--glow-gold), inset 0 1px 0 var(--line-strong);
}

.channel-card--neon::after,
.channel-card--amber::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 1px;
  opacity: .85;
}

.channel-card--neon::after {
  background: linear-gradient(90deg, var(--neon), transparent);
}

.channel-card--amber::after {
  background: linear-gradient(90deg, var(--amber), transparent);
}

.channel-card--gold::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.channel-card__title {
  margin: .95rem 0 .5rem;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.5;
  color: var(--moon);
}

.channel-card__value {
  margin: 0 0 .9rem;
  font-size: clamp(.95rem, 1.5vw, 1.06rem);
  letter-spacing: .02em;
  color: var(--gold-light);
  word-break: break-all;
}

.channel-card__value--neon {
  color: var(--neon);
}

.channel-card__desc {
  margin: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--mist);
}

.channel-card__list {
  margin: 1.1rem 0 0;
  padding: 1.05rem 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  display: grid;
  gap: .5rem;
  font-size: .84rem;
  line-height: 1.7;
  color: var(--mist);
}

.channel-card__list li {
  position: relative;
  padding-left: 1rem;
}

.channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 1px;
  background: var(--neon);
  opacity: .8;
}

/* ---------- 分流清单 ---------- */
.contact-routing {
  padding: 0 0 var(--pc-pad);
}

.routing-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.routing-item {
  display: grid;
  gap: .55rem;
  padding: clamp(1.05rem, 2.4vw, 1.45rem) 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .16s var(--ease);
}

.routing-item:hover {
  background: rgba(217, 169, 74, .04);
}

.routing-item__case {
  margin: 0;
  font-size: .99rem;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.65;
  color: var(--moon);
}

.routing-item__answer {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .55rem;
  font-size: .88rem;
  line-height: 1.85;
  color: var(--mist);
}

.routing-item__text {
  flex: 1 1 12rem;
  min-width: 0;
}

.routing-item__link {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.routing-item__link:hover,
.routing-item__link:focus-visible {
  color: var(--neon);
  border-color: rgba(56, 225, 214, .5);
}

/* ---------- 时间线 ---------- */
.contact-timeline {
  padding: 0 0 var(--pc-pad);
}

.timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.timeline__item {
  position: relative;
  padding: 1.2rem 0 1.2rem 1.6rem;
  border-left: 1px solid var(--line-soft);
}

.timeline__item:last-child {
  border-left-color: var(--line-soft);
}

.timeline__node {
  position: absolute;
  left: -6px;
  top: 1.45rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 0 4px rgba(217, 169, 74, .06);
  transition: background-color .16s var(--ease), border-color .16s var(--ease), box-shadow .16s var(--ease);
}

.timeline__item:hover .timeline__node {
  background: var(--gold);
  border-color: var(--gold-light);
  box-shadow: 0 0 0 4px rgba(217, 169, 74, .16), var(--glow-gold);
}

.timeline__step {
  display: block;
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--neon);
  margin-bottom: .5rem;
}

.timeline__title {
  margin: 0 0 .45rem;
  font-size: .99rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--moon);
}

.timeline__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 合作洽谈 ---------- */
.contact-partner {
  padding: 0 0 var(--pc-pad);
}

.contact-partner__inner {
  display: grid;
  gap: clamp(2rem, 5vw, 3.25rem);
  align-items: start;
}

.partner-list {
  border-top: 1px solid var(--line-soft);
}

.partner-item {
  border-bottom: 1px solid var(--line-soft);
}

.partner-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: .9rem;
  padding: 1.15rem 0;
  cursor: pointer;
  list-style: none;
}

.partner-item__summary::-webkit-details-marker {
  display: none;
}

.partner-item__idx {
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.partner-item__name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--moon);
  transition: color .16s var(--ease);
}

.partner-item__summary:hover .partner-item__name {
  color: var(--gold-light);
}

.partner-item__hint {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color .16s var(--ease);
}

.partner-item__summary:hover .partner-item__hint {
  border-color: var(--line-strong);
}

.partner-item__hint::before,
.partner-item__hint::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold);
  transform: translate(-50%, -50%);
  transition: opacity .2s var(--ease), transform .2s var(--ease);
}

.partner-item__hint::before {
  width: 9px;
  height: 1px;
}

.partner-item__hint::after {
  width: 1px;
  height: 9px;
}

.partner-item[open] .partner-item__hint::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.partner-item[open] .partner-item__idx {
  color: var(--neon);
}

.partner-item__body {
  padding: 0 0 1.4rem;
  max-width: 62ch;
}

.partner-item__body p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 服务时段 ---------- */
.contact-hours {
  padding: 0 0 var(--pc-pad);
}

.hours-panel {
  position: relative;
  padding: clamp(1.5rem, 3.6vw, 2.6rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  box-shadow: var(--shadow-deep);
  overflow: hidden;
}

.hours-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold) 18%, rgba(56, 225, 214, .55) 62%, transparent);
  opacity: .8;
}

.hours-grid {
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
}

.hours-block {
  position: relative;
  padding: 1.2rem 0 0 1rem;
  border-top: 1px solid var(--line-soft);
}

.hours-block::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 34px;
  height: 2px;
  border-radius: var(--radius);
}

.hours-block--gold::before {
  background: var(--gold);
}

.hours-block--neon::before {
  background: var(--neon);
}

.hours-block--amber::before {
  background: var(--amber);
}

.hours-block__label {
  margin: 0 0 .45rem;
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--mist);
}

.hours-block__value {
  margin: 0 0 .6rem;
  font-size: 1.05rem;
  letter-spacing: .02em;
  color: var(--gold-light);
}

.hours-block--neon .hours-block__value {
  color: var(--neon);
}

.hours-block--amber .hours-block__value {
  color: var(--amber);
}

.hours-block__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.85;
  color: var(--mist);
}

.hours-foot {
  margin: 1.75rem 0 0;
  padding-top: 1.35rem;
  border-top: 1px solid var(--line-soft);
  max-width: 66ch;
  font-size: .86rem;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 站点标识 ---------- */
.contact-identity {
  padding: 0 0 var(--pc-pad);
}

.identity-list {
  margin: 0;
  border-top: 1px solid var(--line-soft);
}

.identity-row {
  display: grid;
  gap: .3rem;
  padding: .95rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.identity-row__key {
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--mist);
}

.identity-row__val {
  margin: 0;
  font-size: .98rem;
  letter-spacing: .02em;
  line-height: 1.7;
  color: var(--moon);
  word-break: break-word;
}

.identity-row__val.num {
  color: var(--gold-light);
}

.identity-foot {
  margin: 1.65rem 0 0;
  max-width: 66ch;
  font-size: .87rem;
  line-height: 1.9;
  color: var(--mist);
}

.identity-foot__link {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.identity-foot__link:hover,
.identity-foot__link:focus-visible {
  color: var(--neon);
  border-color: rgba(56, 225, 214, .5);
}

/* ---------- 导航与链接焦点态 ---------- */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .container {
    width: min(100% - 4rem, 1180px);
  }

  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .channel-card--gold {
    grid-column: span 2;
  }

  .hours-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .identity-row {
    grid-template-columns: 12rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.5rem;
    padding: 1.1rem 0;
  }
}

@media (min-width: 900px) {
  .channel-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
  }

  .channel-card--gold {
    grid-column: auto;
  }

  .routing-item {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    align-items: baseline;
    gap: 2rem;
  }

  .timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .timeline::before {
    content: "";
    position: absolute;
    top: 5px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--line-soft), var(--line-strong) 14%, rgba(56, 225, 214, .28) 55%, var(--line-strong) 88%, var(--line-soft));
  }

  .timeline__item {
    padding: 2rem 1rem 0 0;
    border-left: none;
  }

  .timeline__node {
    top: 0;
    left: 0;
  }

  .timeline__step {
    font-size: .7rem;
    letter-spacing: .12em;
  }
}

@media (min-width: 980px) {
  .contact-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .contact-partner__inner {
    grid-template-columns: 1.35fr .9fr;
  }

  .contact-partner__visual {
    position: sticky;
    top: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .timeline__node,
  .page-contact .partner-item__hint,
  .page-contact .partner-item__hint::before,
  .page-contact .partner-item__hint::after {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}
<<<END>>>