.page-contact {
  --pc-mat-accent: var(--accent);
  position: relative;
}

.page-contact [id] {
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

/* 右侧城市坐标细线 */
.page-contact .pc-rail {
  display: none;
}

@media (min-width: 1240px) {
  .page-contact .pc-rail {
    display: flex;
    position: fixed;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    flex-direction: column;
    align-items: center;
    gap: 16px;
    z-index: 1;
    pointer-events: none;
  }
  .page-contact .pc-rail__tick {
    width: 1px;
    height: 44px;
    background: linear-gradient(180deg, transparent, var(--grid), transparent);
  }
  .page-contact .pc-rail__city {
    font-family: var(--font-mono);
    font-size: .66rem;
    letter-spacing: .28em;
    color: var(--dim);
    writing-mode: vertical-rl;
  }
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 52px);
  padding-top: clamp(22px, 4vw, 44px);
}

.page-contact .pc-hero__eyebrow {
  margin: 0 0 14px;
  font-size: .72rem;
  letter-spacing: .3em;
  color: var(--accent);
  text-transform: uppercase;
}

.page-contact .pc-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
  word-break: break-word;
}

.page-contact .pc-hero__lead {
  max-width: 46ch;
  margin: 0 0 26px;
  color: var(--gray);
}

.page-contact .pc-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .pc-hero__side {
  border-top: 1px solid var(--grid);
  padding-top: 16px;
}

@media (min-width: 960px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
  .page-contact .pc-hero__side {
    border-top: 0;
    border-left: 1px solid var(--grid);
    padding-top: 0;
    padding-left: clamp(18px, 2.4vw, 30px);
  }
}

.page-contact .pc-hero__side-title {
  margin: 0 0 10px;
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--accent);
}

.page-contact .pc-facts {
  margin: 0;
}

.page-contact .pc-facts__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--grid);
}

.page-contact .pc-facts dt {
  color: var(--gray);
  font-size: .84rem;
}

.page-contact .pc-facts dd {
  margin: 0;
  color: var(--white);
  font-size: .84rem;
}

.page-contact .pc-hero__media {
  margin: clamp(30px, 5vw, 60px) 0 0;
}

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

.page-contact .pc-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 2;
  object-fit: cover;
}

.page-contact .pc-hero__media .media__caption {
  padding: 10px var(--gutter) 0;
  color: var(--dim);
  font-size: .8rem;
}

/* ---------- 三条通道 ---------- */
.page-contact .pc-doors__grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
  margin-top: clamp(24px, 3.4vw, 40px);
}

@media (min-width: 820px) {
  .page-contact .pc-doors__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .pc-door {
  --pc-door-accent: var(--accent);
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: linear-gradient(180deg, rgba(11, 18, 32, .92), rgba(5, 7, 12, .55));
  border: 1px solid var(--grid);
  border-top: 2px solid var(--pc-door-accent);
  transition: transform .25s ease, border-color .25s ease;
}

.page-contact .pc-door--coop { --pc-door-accent: var(--purple); }
.page-contact .pc-door--fix  { --pc-door-accent: var(--orange); }

.page-contact .pc-door:hover {
  transform: translateY(-2px);
  border-color: var(--pc-door-accent);
}

.page-contact .pc-door__idx {
  margin: 0 0 12px;
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--pc-door-accent);
}

.page-contact .pc-door__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.16rem, 2.4vw, 1.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}

.page-contact .pc-door__text {
  margin: 0 0 18px;
  color: var(--gray);
  font-size: .92rem;
  line-height: 1.8;
}

.page-contact .pc-door__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .pc-door__list li {
  position: relative;
  padding-left: 16px;
  color: var(--white);
  font-size: .88rem;
  line-height: 1.7;
}

.page-contact .pc-door__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--pc-door-accent);
}

.page-contact .pc-door__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  font-size: .86rem;
  letter-spacing: .04em;
  color: var(--pc-door-accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .pc-door__link::after {
  content: "→";
}

.page-contact .pc-door__link:hover {
  opacity: .78;
}

.page-contact .pc-doors__media {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

.page-contact .pc-doors__media .media__frame {
  border: 1px solid var(--grid);
}

.page-contact .pc-doors__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 25 / 14;
  object-fit: cover;
}

.page-contact .pc-doors__media .media__caption {
  padding-top: 10px;
  color: var(--dim);
  font-size: .8rem;
}

/* ---------- 联系方式 ---------- */
.page-contact .pc-ways__list {
  margin-top: clamp(22px, 3vw, 36px);
}

.page-contact .pc-ways__item {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-ways__item:last-child {
  border-bottom: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .pc-ways__item {
    grid-template-columns: 120px minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 8px 28px;
    align-items: baseline;
  }
}

.page-contact .pc-ways__label {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .26em;
  color: var(--accent);
}

.page-contact .pc-ways__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.08rem, 2.7vw, 1.85rem);
  line-height: 1.35;
  color: var(--white);
  word-break: break-all;
}

.page-contact .pc-ways__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--accent-line);
}

.page-contact .pc-ways__value a:hover {
  color: var(--accent);
}

.page-contact .pc-ways__desc {
  margin: 0;
  color: var(--gray);
  font-size: .9rem;
  line-height: 1.8;
}

/* ---------- 回复节奏 ---------- */
.page-contact .pc-timeline__bar {
  display: grid;
  margin-top: clamp(22px, 3vw, 36px);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

@media (min-width: 780px) {
  .page-contact .pc-timeline__bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .pc-timeline__seg {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-timeline__seg::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 85%);
}

.page-contact .pc-timeline__num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.6vw, 1.6rem);
  color: var(--accent);
}

.page-contact .pc-timeline__title {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

.page-contact .pc-timeline__text {
  margin: 0;
  color: var(--gray);
  font-size: .9rem;
  line-height: 1.8;
}

/* ---------- 材料清单 ---------- */
.page-contact .pc-materials__grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
  margin-top: clamp(24px, 3.4vw, 40px);
}

@media (min-width: 880px) {
  .page-contact .pc-materials__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .pc-mat {
  padding: clamp(20px, 2.6vw, 28px);
  background: rgba(11, 18, 32, .55);
  border: 1px solid var(--grid);
}

.page-contact .pc-mat--coop { --pc-mat-accent: var(--purple); }
.page-contact .pc-mat--fix  { --pc-mat-accent: var(--orange); }

.page-contact .pc-mat__tag {
  display: inline-block;
  margin: 0 0 16px;
  padding: 3px 9px;
  font-size: .68rem;
  letter-spacing: .24em;
  color: var(--pc-mat-accent);
  border: 1px solid var(--pc-mat-accent);
  border-radius: var(--radius);
}

.page-contact .pc-mat__title {
  margin: 0 0 18px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
}

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

.page-contact .pc-mat__list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  color: var(--white);
  font-size: .9rem;
  line-height: 1.75;
}

.page-contact .pc-mat__n {
  font-size: .74rem;
  color: var(--pc-mat-accent);
}

/* ---------- 沟通场景 ---------- */
.page-contact .pc-cases__list {
  list-style: none;
  margin: clamp(22px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-contact .pc-case {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink);
}

@media (min-width: 880px) {
  .page-contact .pc-case {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
}

.page-contact .pc-case__line {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
}

.page-contact .pc-case__line--weak {
  color: var(--dim);
}

.page-contact .pc-case__line--sharp {
  color: var(--white);
}

.page-contact .pc-case__k {
  display: block;
  margin-bottom: 6px;
  font-size: .68rem;
  letter-spacing: .24em;
}

.page-contact .pc-case__line--weak .pc-case__k {
  color: var(--dim);
}

.page-contact .pc-case__line--sharp .pc-case__k {
  color: var(--accent);
}

/* ---------- 自助入口 ---------- */
.page-contact .pc-shortcut__grid {
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

@media (min-width: 760px) {
  .page-contact .pc-shortcut__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .pc-shortcut__item {
  display: grid;
  gap: 6px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink-2);
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: background .25s ease;
}

.page-contact .pc-shortcut__item span {
  color: var(--gray);
  font-size: .86rem;
  font-weight: 400;
  line-height: 1.7;
}

.page-contact .pc-shortcut__item:hover {
  background: #101a2c;
}

.page-contact .pc-shortcut__item:hover span {
  color: var(--accent);
}

/* ---------- 运营主体 ---------- */
.page-contact .pc-operator__panel {
  padding: clamp(22px, 3vw, 40px);
  background: linear-gradient(120deg, var(--accent-soft), transparent 62%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
}

.page-contact .pc-operator__eyebrow {
  margin: 0 0 12px;
  font-size: .72rem;
  letter-spacing: .28em;
  color: var(--accent);
}

.page-contact .pc-operator__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--white);
}

.page-contact .pc-operator__prose {
  max-width: 68ch;
  color: var(--gray);
}

.page-contact .pc-operator__prose p {
  margin: 0 0 14px;
}

.page-contact .pc-operator__prose a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-line);
}

.page-contact .pc-operator__meta {
  display: grid;
  gap: 14px;
  margin: clamp(22px, 3vw, 32px) 0 0;
}

@media (min-width: 720px) {
  .page-contact .pc-operator__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 36px;
  }
}

.page-contact .pc-operator__meta div {
  padding-top: 12px;
  border-top: 1px solid var(--grid);
}

.page-contact .pc-operator__meta dt {
  color: var(--gray);
  font-size: .78rem;
  letter-spacing: .08em;
}

.page-contact .pc-operator__meta dd {
  margin: 6px 0 0;
  color: var(--white);
  font-size: .94rem;
  word-break: break-word;
}

.page-contact .pc-operator__meta a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-line);
}
<<<END>>>