.page-contact {
  --ct-band: linear-gradient(90deg, var(--orange), var(--orange-soft) 48%, var(--cyan));
  --ct-shadow: 0 18px 42px rgba(11, 27, 51, .09);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 44px) clamp(36px, 5.6vw, 72px);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: min(640px, 68%);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle, rgba(30, 111, 217, .34) 0%, rgba(30, 111, 217, 0) 68%);
  pointer-events: none;
}

.page-contact .ct-hero .crumbs,
.page-contact .ct-hero .crumbs a {
  color: rgba(255, 255, 255, .70);
}

.page-contact .ct-hero .crumbs a:hover {
  color: var(--orange-soft);
}

.page-contact .ct-hero .chapter-num {
  display: block;
  margin-bottom: 10px;
  color: var(--orange-soft);
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  margin-top: clamp(18px, 2.6vw, 30px);
}

@media (min-width: 960px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }
}

.page-contact .ct-hero__text h1 {
  margin: 0;
  color: var(--white);
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-contact .ct-hero__lead {
  margin: clamp(16px, 2vw, 22px) 0 0;
  max-width: 34em;
  color: rgba(255, 255, 255, .78);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.8;
}

.page-contact .ct-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-contact .ct-hero__media {
  margin: 0;
  position: relative;
}

.page-contact .ct-hero__media::before {
  content: "";
  position: absolute;
  inset: -10px -10px auto auto;
  width: 64px;
  height: 64px;
  border-top: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
  pointer-events: none;
}

/* ---------- 通用图片约束 ---------- */
.page-contact .media-frame img {
  display: block;
  max-width: 100%;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 01 渠道卡片 ---------- */
.page-contact .ct-cards {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

@media (min-width: 620px) {
  .page-contact .ct-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 200px;
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--white);
  overflow: hidden;
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--ct-band);
}

.page-contact .ct-card:nth-child(1)::before { background: var(--orange); }
.page-contact .ct-card:nth-child(2)::before { background: var(--blue); }
.page-contact .ct-card:nth-child(3)::before { background: var(--cyan); }
.page-contact .ct-card:nth-child(4)::before { background: linear-gradient(90deg, var(--navy-2), var(--blue)); }

.page-contact .ct-card__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gray);
}

.page-contact .ct-card__val {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.4vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.page-contact .ct-card__use {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .ct-card__note {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.6;
  color: var(--navy-2);
}

/* ---------- 02 工单流程 ---------- */
.page-contact .ct-flow {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
  margin-top: clamp(24px, 3vw, 36px);
}

@media (min-width: 980px) {
  .page-contact .ct-flow {
    grid-template-columns: minmax(0, 1fr) minmax(0, .74fr);
    align-items: start;
  }
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: ctstep;
}

.page-contact .ct-step {
  position: relative;
  padding: 20px 0 22px 66px;
  border-bottom: 1px solid var(--line-soft);
  counter-increment: ctstep;
}

.page-contact .ct-step:first-child {
  padding-top: 4px;
}

.page-contact .ct-step:first-child::before {
  top: 2px;
}

.page-contact .ct-step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-step::before {
  content: "0" counter(ctstep);
  position: absolute;
  left: 0;
  top: 22px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--navy-2);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  clip-path: var(--cut-sm);
}

.page-contact .ct-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 20px;
  top: 64px;
  bottom: -1px;
  width: 1px;
  background: linear-gradient(180deg, var(--blue), rgba(30, 111, 217, 0));
}

.page-contact .ct-step__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .ct-step__text {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .ct-flow__media {
  margin: 0;
}

/* ---------- 03 问题分流（折叠） ---------- */
.page-contact .ct-tree {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .ct-tree .fold {
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--blue);
  clip-path: var(--cut-sm);
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-contact .ct-tree .fold:hover,
.page-contact .ct-tree .fold:focus-within {
  border-left-color: var(--orange);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-tree .fold__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(16px, 2vw, 20px) clamp(18px, 2.2vw, 24px);
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  font-size: clamp(15px, 1.3vw, 17px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-contact .ct-tree .fold__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-contact .ct-tree .fold__panel {
  padding: 0 clamp(18px, 2.2vw, 24px) clamp(18px, 2.2vw, 22px);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--gray);
}

.page-contact .ct-tree .fold__panel p {
  margin: 0;
  max-width: 52em;
}

.page-contact .ct-tree .fold__panel a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 04 数据带 ---------- */
.page-contact .ct-hours {
  padding-block: clamp(30px, 4vw, 50px);
}

.page-contact .ct-hours .t-note {
  display: block;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  color: rgba(255, 255, 255, .62);
  letter-spacing: .08em;
}

.page-contact .ct-hours__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-inv);
}

@media (min-width: 640px) {
  .page-contact .ct-hours__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-hours__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .ct-hours__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--navy);
}

.page-contact .ct-hours__item .stat__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--orange-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-hours__item .stat__label {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .72);
}

/* ---------- 05 合作对接 ---------- */
.page-contact .ct-coop__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(24px, 3vw, 34px);
}

@media (min-width: 960px) {
  .page-contact .ct-coop__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

.page-contact .ct-coop__lead {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--gray);
}

.page-contact .ct-coop__need {
  list-style: none;
  margin: clamp(20px, 2.4vw, 28px) 0 0;
  padding: clamp(18px, 2.2vw, 24px);
  background: var(--mist);
  border-left: 3px solid var(--cyan);
  display: grid;
  gap: 9px;
}

.page-contact .ct-coop__need li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-coop__need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-contact .ct-coop__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  counter-reset: ctcoop;
}

.page-contact .ct-coop__item {
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--white);
}

.page-contact .ct-coop__item h3 {
  margin: 0 0 8px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .ct-coop__item h3::before {
  counter-increment: ctcoop;
  content: "0" counter(ctcoop);
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-contact .ct-coop__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray);
}

/* ---------- 06 通信地址 ---------- */
.page-contact .ct-addr__box {
  position: relative;
  overflow: hidden;
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(26px, 3.4vw, 44px);
  background: var(--navy);
  color: var(--white);
  clip-path: var(--cut);
}

.page-contact .ct-addr__box::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}

.page-contact .ct-addr__box > * {
  position: relative;
  z-index: 1;
}

.page-contact .ct-addr__val {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 22em;
  font-size: clamp(19px, 2.4vw, 30px);
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--white);
}

.page-contact .ct-addr__note {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .72);
}

/* ---------- 末尾状态带 ---------- */
.page-contact .ct-status {
  position: relative;
  padding-block: clamp(22px, 3vw, 34px);
  background: var(--navy);
  color: var(--white);
}

.page-contact .ct-status::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--ct-band);
}

.page-contact .ct-status__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
}

.page-contact .ct-status__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(22, 194, 166, .18);
}

.page-contact .ct-status__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.3vw, 16px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-status__meta {
  margin: 0;
  flex: 1 1 260px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .68);
}

@media (min-width: 860px) {
  .page-contact .ct-status__meta {
    text-align: right;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 560px) {
  .page-contact .ct-step {
    padding-left: 58px;
  }

  .page-contact .ct-step::before {
    width: 38px;
    height: 38px;
    font-size: 13px;
  }

  .page-contact .ct-step:not(:last-child)::after {
    left: 18px;
    top: 60px;
  }

  .page-contact .ct-addr__val {
    max-width: none;
    word-break: break-word;
  }

  .page-contact .ct-coop__item h3 {
    flex-wrap: wrap;
  }
}
<<<END>>>