.page-contact {
  --c-cut: 18px;
  --c-card: #FFFCF5;
  --c-card-line: rgba(201, 162, 39, .42);
}

/* ---------- 首屏 ---------- */
.page-contact .c-mast {
  position: relative;
  background: var(--ink);
  overflow: hidden;
}

.page-contact .c-mast__bg {
  position: absolute;
  inset: 0;
}

.page-contact .c-mast__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}

.page-contact .c-mast__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 130% at 4% 0%, rgba(139, 26, 26, .9), rgba(139, 26, 26, 0) 62%),
    linear-gradient(160deg, rgba(18, 18, 18, .42) 0%, rgba(18, 18, 18, .93) 100%);
}

.page-contact .c-mast__inner {
  position: relative;
  z-index: 1;
  padding-top: 44px;
  padding-bottom: 56px;
}

.page-contact .c-mast .crumbs {
  color: rgba(245, 241, 232, .66);
  font-size: 14px;
}

.page-contact .c-mast .crumbs a {
  color: var(--gold);
  text-decoration: none;
}

.page-contact .c-mast .crumbs a:hover {
  color: var(--gold-light);
}

.page-contact .c-mast .crumbs__sep {
  color: rgba(245, 241, 232, .34);
  margin: 0 8px;
}

.page-contact .c-mast__title {
  margin: 22px 0 0;
  font-size: clamp(30px, 6.6vw, 54px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--warm);
}

.page-contact .c-mast__rule {
  display: block;
  width: 92px;
  height: 6px;
  margin-top: 20px;
  transform: skewX(-24deg);
  background: linear-gradient(90deg, var(--gold), var(--cyan));
}

.page-contact .c-mast__lede {
  margin: 24px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.85;
  color: rgba(245, 241, 232, .82);
}

/* ---------- 联络主区 ---------- */
.page-contact .c-core {
  padding-top: 56px;
  padding-bottom: 56px;
  background: var(--warm);
}

.page-contact .c-core__grid {
  align-items: start;
  gap: 40px;
}

.page-contact .c-core__col {
  min-width: 0;
}

.page-contact .c-channels {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .c-chan {
  position: relative;
  padding: 22px 22px 22px 26px;
  background: var(--c-card);
  border: 1px solid var(--c-card-line);
  clip-path: polygon(var(--c-cut) 0, 100% 0, 100% calc(100% - var(--c-cut)), calc(100% - var(--c-cut)) 100%, 0 100%, 0 var(--c-cut));
  transition: transform .24s ease, border-color .24s ease, background-color .24s ease;
}

.page-contact .c-chan::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--red), var(--gold));
}

.page-contact .c-chan:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: #FFFFFF;
}

.page-contact .c-chan__k {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--red);
}

.page-contact .c-chan__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.4;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .c-chan__d {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gray);
}

/* ---------- 江苏地区 ---------- */
.page-contact .c-region__figure {
  margin: 26px 0 0;
  position: relative;
  border: 1px solid var(--line-gold);
  background: var(--ink);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

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

.page-contact .c-region__text {
  margin: 24px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .c-region__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .c-region__chips li {
  padding: 5px 12px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--red-deep);
  background: rgba(201, 162, 39, .14);
  border: 1px solid rgba(201, 162, 39, .4);
  clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px);
}

.page-contact .c-region__addr {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-ink);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-contact .c-region__addr-k {
  flex: none;
  padding: 3px 10px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--warm);
  background: var(--red);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .c-prep {
  padding-top: 56px;
  padding-bottom: 60px;
  background: var(--warm-2);
}

.page-contact .c-prep__grid {
  align-items: start;
  gap: 36px;
}

.page-contact .c-prep__intro {
  min-width: 0;
}

.page-contact .c-prep__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: 0;
}

.page-contact .c-prep__item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  background: var(--warm);
  border-left: 3px solid transparent;
  transition: border-color .22s ease, background-color .22s ease, transform .22s ease;
}

.page-contact .c-prep__item:hover {
  border-left-color: var(--cyan);
  background: #FFFCF5;
  transform: translateX(4px);
}

.page-contact .c-prep__idx {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--red);
}

.page-contact .c-prep__item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .c-prep__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

/* ---------- 回复节奏 ---------- */
.page-contact .c-flow {
  padding-top: 60px;
  padding-bottom: 64px;
}

.page-contact .c-flow .sec-title {
  color: var(--warm);
}

.page-contact .c-flow .sec-lede {
  color: rgba(245, 241, 232, .72);
}

.page-contact .c-flow__track {
  position: relative;
  display: grid;
  gap: 30px;
  margin: 42px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .c-flow__track::before {
  content: "";
  position: absolute;
  left: 23px;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: linear-gradient(180deg, rgba(0, 229, 204, .5), rgba(201, 162, 39, .25));
}

.page-contact .c-flow__step {
  position: relative;
  padding-top: 58px;
  min-width: 0;
}

.page-contact .c-flow__node {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  background: var(--ink);
  border: 1px solid rgba(0, 229, 204, .55);
  clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px);
}

.page-contact .c-flow__step h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--gold-light);
}

.page-contact .c-flow__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 241, 232, .74);
}

/* ---------- 快捷入口 ---------- */
.page-contact .c-quick {
  padding-top: 56px;
  padding-bottom: 64px;
  background: var(--warm);
}

.page-contact .c-quick__grid {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.page-contact .c-quick__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 22px;
  text-decoration: none;
  background: var(--c-card);
  border: 1px solid var(--c-card-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--c-cut)), calc(100% - var(--c-cut)) 100%, 0 100%);
  transition: transform .24s ease, border-color .24s ease, background-color .24s ease;
}

.page-contact .c-quick__card:hover,
.page-contact .c-quick__card:focus-visible {
  transform: translateY(-5px);
  border-color: var(--cyan);
  background: #FFFFFF;
}

.page-contact .c-quick__idx {
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .c-quick__card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .c-quick__card p {
  margin: 0;
  flex: 1 1 auto;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .c-quick__go {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--red);
}

.page-contact .c-quick__card:hover .c-quick__go,
.page-contact .c-quick__card:focus-visible .c-quick__go {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .c-mast__inner {
    padding-top: 60px;
    padding-bottom: 76px;
  }

  .page-contact .c-mast__bg img {
    opacity: .44;
  }

  .page-contact .c-core,
  .page-contact .c-flow {
    padding-top: 76px;
    padding-bottom: 76px;
  }

  .page-contact .c-prep,
  .page-contact .c-quick {
    padding-top: 72px;
    padding-bottom: 80px;
  }

  .page-contact .c-quick__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .c-flow__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 22px;
  }

  .page-contact .c-flow__track::before {
    left: 24px;
    right: 24px;
    top: 23px;
    bottom: auto;
    width: auto;
    height: 2px;
    background: linear-gradient(90deg, rgba(0, 229, 204, .5), rgba(201, 162, 39, .25));
  }
}

@media (min-width: 1100px) {
  .page-contact .c-quick__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .c-core__grid {
    gap: 52px;
  }

  .page-contact .c-prep__grid {
    gap: 48px;
  }
}

@media (max-width: 719px) {
  .page-contact .c-core,
  .page-contact .c-prep,
  .page-contact .c-flow,
  .page-contact .c-quick {
    padding-top: 48px;
    padding-bottom: 52px;
  }

  .page-contact .c-mast__lede {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-chan,
  .page-contact .c-prep__item,
  .page-contact .c-quick__card {
    transition: none;
  }

  .page-contact .c-chan:hover,
  .page-contact .c-quick__card:hover,
  .page-contact .c-quick__card:focus-visible {
    transform: none;
  }

  .page-contact .c-prep__item:hover {
    transform: none;
  }
}
<<<END>>>