.page-contact {
  --pc-block: clamp(48px, 7vw, 92px);
  --pc-ink: #0C2B45;
  background: var(--abyss);
  color: var(--text);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .pc-crumb {
  padding: 18px 0 0;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumb__link {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .24s var(--ease);
}

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

.page-contact .breadcrumb__current {
  color: var(--cyan-soft);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: 26px 0 var(--pc-block);
  background:
    radial-gradient(115% 85% at 86% 4%, rgba(25, 227, 208, .16), transparent 60%),
    radial-gradient(85% 70% at 2% 0%, rgba(122, 107, 255, .13), transparent 62%);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.page-contact .pc-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.02em;
  color: #FFFFFF;
}

.page-contact .pc-hero__title-accent {
  color: var(--cyan);
}

.page-contact .pc-hero__lead {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .pc-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero__chips li {
  padding: 6px 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 43, 69, .62);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--cyan-soft);
}

.page-contact .pc-hero__media {
  border: 1px solid var(--line);
  background: var(--deep);
  box-shadow: var(--shadow-card), 0 0 70px -40px rgba(25, 227, 208, .9);
}

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

/* ---------- 通用章节头 ---------- */
.page-contact .pc-head {
  max-width: 660px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .pc-head__title {
  margin: 0;
  font-size: clamp(21px, 3.4vw, 32px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -.01em;
  color: #FFFFFF;
}

.page-contact .pc-head__desc {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 渠道卡片 ---------- */
.page-contact .pc-channels {
  padding: 0 0 var(--pc-block);
}

.page-contact .pc-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(168deg, rgba(12, 43, 69, .96), rgba(6, 20, 35, .88));
  box-shadow: var(--shadow-card);
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(25, 227, 208, 0) 72%);
}

.page-contact .pc-channel--call::before {
  background: linear-gradient(90deg, var(--orange), rgba(255, 106, 31, 0) 72%);
}

.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  border-color: rgba(25, 227, 208, .55);
}

.page-contact .pc-channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  border: 1px solid rgba(25, 227, 208, .42);
  border-radius: var(--radius);
  background: rgba(25, 227, 208, .08);
  color: var(--cyan);
}

.page-contact .pc-channel--call .pc-channel__icon {
  border-color: rgba(255, 106, 31, .45);
  background: rgba(255, 106, 31, .1);
  color: var(--orange);
}

.page-contact .pc-channel__icon svg {
  width: 20px;
  height: 20px;
}

.page-contact .pc-channel .label {
  color: var(--text-dim);
}

.page-contact .pc-channel__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 17px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--cyan-soft);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .pc-channel--call .pc-channel__value {
  font-size: clamp(20px, 3vw, 26px);
  color: #FFFFFF;
  letter-spacing: .02em;
}

.page-contact .pc-channel__use {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-channel__hint {
  margin: 18px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .02em;
  color: rgba(157, 179, 198, .86);
}

/* ---------- 时段 + 材料（浅底章节） ---------- */
.page-contact .pc-hours {
  padding: var(--pc-block) 0;
  background: var(--ice);
  color: var(--pc-ink);
}

.page-contact .pc-hours .pc-head__title {
  color: var(--pc-ink);
}

.page-contact .pc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .pc-hours__lead {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: #34536B;
}

.page-contact .pc-timeline {
  position: relative;
  margin: 40px 0 10px;
  outline: none;
}

.page-contact .pc-timeline__bar {
  position: relative;
  height: 12px;
  border: 1px solid rgba(12, 43, 69, .18);
  border-radius: 1px;
  background: rgba(12, 43, 69, .1);
  overflow: hidden;
}

.page-contact .pc-timeline__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--tactical), var(--cyan));
}

.page-contact .pc-timeline__scale {
  position: relative;
  height: 18px;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate);
}

.page-contact .pc-timeline__scale span {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  white-space: nowrap;
}

.page-contact .pc-timeline__scale span:nth-child(1) {
  left: 0;
  transform: none;
}

.page-contact .pc-timeline__scale span:nth-child(2) {
  left: 37.5%;
  color: var(--tactical);
  font-weight: 700;
}

.page-contact .pc-timeline__scale span:nth-child(3) {
  left: 75%;
  color: var(--tactical);
  font-weight: 700;
}

.page-contact .pc-timeline__scale span:nth-child(4) {
  left: 100%;
  transform: translateX(-100%);
}

.page-contact .pc-timeline__tip {
  position: absolute;
  left: 56%;
  top: -34px;
  transform: translateX(-50%) translateY(5px);
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--abyss);
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s var(--ease), transform .24s var(--ease);
}

.page-contact .pc-timeline:hover .pc-timeline__tip,
.page-contact .pc-timeline:focus .pc-timeline__tip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.page-contact .pc-hours__notes {
  display: grid;
  gap: 13px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hours__notes li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: #1B3A52;
}

.page-contact .pc-hours__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 2px;
  background: var(--tactical);
}

.page-contact .pc-hours__notes .text-link {
  color: var(--tactical);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-material__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--tactical);
  border-bottom: 2px solid var(--tactical);
  transform: rotate(42deg);
}

.page-contact .pc-materials {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(12, 43, 69, .14);
  border-radius: var(--radius);
  background: #FFFFFF;
  box-shadow: 0 24px 48px -38px rgba(6, 20, 35, .75);
}

.page-contact .pc-materials__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--pc-ink);
}

.page-contact .pc-materials__lead {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: #456176;
}

.page-contact .pc-materials__list {
  display: grid;
  gap: 15px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-material {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-contact .pc-material__box {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border: 1px solid rgba(12, 43, 69, .32);
  border-radius: 2px;
  background: rgba(25, 227, 208, .09);
}

.page-contact .pc-material__name {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--pc-ink);
}

.page-contact .pc-material__note {
  margin: 5px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: #456176;
}

.page-contact .pc-materials__sample {
  margin-top: 22px;
  padding: 16px 16px 14px;
  border-left: 2px solid var(--orange);
  background: rgba(12, 43, 69, .055);
}

.page-contact .pc-materials__sample .label {
  color: var(--tactical);
}

.page-contact .pc-materials__quote {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-ink);
}

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

/* ---------- 合作方向 ---------- */
.page-contact .pc-partner {
  padding: var(--pc-block) 0;
  background: linear-gradient(180deg, var(--abyss), var(--deep));
}

.page-contact .pc-partner__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .pc-partner__filter .filter-btn {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 43, 69, .7);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 8px 14px;
  cursor: pointer;
  transition: color .24s var(--ease), border-color .24s var(--ease), background .24s var(--ease);
}

.page-contact .pc-partner__filter .filter-btn:hover {
  color: var(--cyan);
  border-color: rgba(25, 227, 208, .5);
}

.page-contact .pc-partner__filter .filter-btn[aria-pressed="true"] {
  color: var(--abyss);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .pc-partner__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.page-contact .pc-partner__item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(23, 73, 110, .3);
  box-shadow: var(--shadow-card);
  transition: border-color .26s var(--ease), transform .26s var(--ease);
}

.page-contact .pc-partner__item:hover {
  border-color: rgba(25, 227, 208, .5);
  transform: translateY(-2px);
}

.page-contact .pc-partner__item .label {
  color: var(--cyan-soft);
}

.page-contact .pc-partner__name {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
  color: #FFFFFF;
}

.page-contact .pc-partner__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 本地服务 ---------- */
.page-contact .pc-local {
  position: relative;
  padding: var(--pc-block) 0 0;
  background: var(--deep);
  overflow: hidden;
}

.page-contact .pc-local__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .62;
  pointer-events: none;
}

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

.page-contact .pc-local__copy {
  max-width: 760px;
}

.page-contact .pc-local__lead {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .pc-local__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 26px 0 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .pc-local__fact {
  padding: 14px 16px;
  background: rgba(6, 20, 35, .82);
}

.page-contact .pc-local__fact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-contact .pc-local__fact dd {
  margin: 7px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-contact .pc-local__foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-local__foot .text-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-local__media {
  position: relative;
  z-index: 1;
  margin-top: clamp(30px, 4vw, 48px);
  border: 1px solid var(--line);
  border-top-color: rgba(25, 227, 208, .35);
  background: var(--abyss);
}

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

.page-contact .pc-local__media .media-frame__caption {
  padding: 12px 16px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-local__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

  .page-contact .pc-partner__item:nth-child(2) {
    transform: translateY(12px) rotate(.5deg);
  }

  .page-contact .pc-partner__item:nth-child(2):hover {
    transform: translateY(10px) rotate(.5deg);
  }

  .page-contact .pc-partner__item:nth-child(3) {
    transform: translateY(-6px) rotate(-.5deg);
  }

  .page-contact .pc-partner__item:nth-child(3):hover {
    transform: translateY(-8px) rotate(-.5deg);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: 46px;
  }

  .page-contact .pc-hero__media {
    transform: rotate(-1.2deg);
    transition: transform .3s var(--ease);
  }

  .page-contact .pc-hero__media:hover {
    transform: rotate(-1.2deg) translateY(-2px);
  }

  .page-contact .pc-channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-channels {
    padding-bottom: calc(var(--pc-block) * .9);
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-local__copy {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-partner__item,
  .page-contact .pc-hero__media,
  .page-contact .pc-timeline__tip {
    transition: none;
  }

  .page-contact .pc-hero__media {
    transform: none;
  }

  .page-contact .pc-partner__item:nth-child(2),
  .page-contact .pc-partner__item:nth-child(3) {
    transform: none;
  }
}
<<<END>>>