.page-contact {
  --ct-rail-w: 340px;
  --ct-gap: clamp(20px, 3vw, 44px);
  --ct-body: rgba(11, 19, 43, 0.78);
  --ct-hair: rgba(11, 19, 43, 0.14);
  display: block;
  background: var(--paper);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumbs {
  padding-top: clamp(14px, 2vw, 22px);
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  padding: clamp(32px, 5.5vw, 72px) 0 clamp(30px, 4.6vw, 60px);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--red) 0 34%, var(--amber) 34% 67%, var(--mist) 67% 100%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(241, 250, 238, 0.055) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(241, 250, 238, 0.055) 0 1px, transparent 1px 64px);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  border-left: 5px solid var(--red);
  padding-left: clamp(16px, 2.6vw, 32px);
}

.page-contact .ct-hero__inner .eyebrow {
  color: var(--amber);
  margin: 0;
}

.page-contact .ct-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  color: var(--white);
}

.page-contact .ct-hero__lede {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: rgba(241, 250, 238, 0.84);
}

.page-contact .ct-hero .tagrow {
  margin-top: 22px;
}

/* ---------- 左右分栏 ---------- */
.page-contact .ct-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(26px, 4vw, 48px);
}

.page-contact .ct-rail,
.page-contact .ct-flow {
  min-width: 0;
}

.page-contact .ct-card {
  padding: clamp(18px, 2.4vw, 26px);
  border-top: 5px solid var(--red);
}

.page-contact .ct-card .eyebrow {
  margin: 0;
  color: var(--blue);
}

.page-contact .ct-card__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.25;
  color: var(--char);
  margin: 10px 0 0;
}

.page-contact .ct-card__note {
  margin: 10px 0 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ct-body);
}

.page-contact .ct-line {
  display: grid;
  gap: 7px;
  padding: 15px 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-line__k {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--blue);
}

.page-contact .ct-line__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-contact .ct-line__v {
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--char);
  word-break: break-word;
  min-width: 0;
}

.page-contact .ct-line__v--tel {
  letter-spacing: 0.02em;
  font-size: 19px;
}

.page-contact .ct-line__row .copy-btn {
  flex: none;
  margin-left: auto;
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.page-contact .ct-status {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-top: 16px;
  padding: 12px 14px;
  background: rgba(244, 162, 97, 0.16);
  border-left: 3px solid var(--amber);
}

.page-contact .ct-status__dot {
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.16);
}

.page-contact .ct-status__text {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--char);
  font-weight: 600;
}

/* ---------- 主内容区 ---------- */
.page-contact .ct-flow > .section + .section {
  margin-top: clamp(38px, 5.4vw, 72px);
}

.page-contact .ct-section .section__head {
  border-bottom: 2px solid var(--char);
  padding-bottom: 12px;
}

.page-contact .ct-section .eyebrow {
  margin: 0;
  color: var(--red);
}

.page-contact .ct-flow h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--char);
  margin: 8px 0 0;
}

.page-contact .ct-flow p {
  font-size: 17px;
  line-height: 1.78;
  color: var(--ct-body);
  margin: 18px 0 0;
}

.page-contact .ct-aside {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ct-body);
  padding-left: 14px;
  border-left: 3px solid var(--mist);
}

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

/* ---------- 关键数字 ---------- */
.page-contact .ct-keys {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 22px;
  background: var(--ct-hair);
  border: 1px solid var(--ct-hair);
}

.page-contact .ct-key {
  background: var(--white);
  padding: 16px 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
}

.page-contact .ct-key .stat__num {
  color: var(--red);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
}

.page-contact .ct-key .stat__label {
  font-size: 14px;
  color: var(--ct-body);
}

/* ---------- 纠错步骤 ---------- */
.page-contact .ct-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-step__num {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  background: var(--red);
  border-radius: 2px;
}

.page-contact .ct-step:nth-child(even) .ct-step__num {
  background: var(--amber-deep);
}

.page-contact .ct-step__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--char);
  margin: 4px 0 0;
}

.page-contact .ct-step__body {
  margin: 6px 0 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--ct-body);
}

/* ---------- 合作卡片 ---------- */
.page-contact .ct-coop {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 24px;
}

.page-contact .ct-coopcard {
  padding: 18px 18px 20px;
  background: var(--white);
  border: 1px solid var(--ct-hair);
  border-top: 3px solid var(--ink);
}

.page-contact .ct-coopcard:nth-child(1) {
  border-top-color: var(--red);
}

.page-contact .ct-coopcard:nth-child(2) {
  border-top-color: var(--amber-deep);
}

.page-contact .ct-coopcard:nth-child(3) {
  border-top-color: var(--blue);
}

.page-contact .ct-coopcard__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17.5px;
  line-height: 1.35;
  color: var(--char);
  margin: 12px 0 0;
}

.page-contact .ct-coopcard p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.72;
}

/* ---------- 上海运营中心 ---------- */
.page-contact .ct-city {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
  margin-top: 22px;
}

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

.page-contact .ct-city__text p {
  margin-top: 0;
}

.page-contact .ct-city__text p + p {
  margin-top: 14px;
}

.page-contact .ct-city__text .tagrow {
  margin-top: 18px;
}

.page-contact .ct-city .figure__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 场景切换 ---------- */
.page-contact .ct-tabs {
  margin-top: 24px;
}

.page-contact .ct-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 2px solid var(--char);
  padding-bottom: 0;
}

.page-contact .ct-tabs .tabs__tab {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  padding: 10px 16px;
  border: 1px solid var(--ct-hair);
  border-bottom: none;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-contact .ct-tabs .tabs__tab[aria-selected="true"] {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.page-contact .ct-tabs .tabs__tab:hover {
  background: rgba(244, 162, 97, 0.28);
}

.page-contact .ct-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.page-contact .ct-tabs .tabs__panel {
  padding: 24px 0 0;
}

.page-contact .ct-scene__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.3;
  color: var(--char);
  margin: 0;
}

.page-contact .ct-tabs .tabs__panel p {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-body);
}

.page-contact .ct-tabs .tabs__panel .btn {
  margin-top: 18px;
}

/* ---------- 底部信息条 ---------- */
.page-contact .ct-bar {
  margin-top: clamp(44px, 6vw, 80px);
  background: var(--char);
  color: var(--white);
  border-top: 5px solid var(--red);
}

.page-contact .ct-bar__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px) 0;
}

.page-contact .ct-bar__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  margin: 0;
  font-size: 15px;
  color: rgba(241, 250, 238, 0.86);
}

.page-contact .ct-bar__k {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--amber);
}

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

.page-contact .ct-bar a:hover {
  color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-keys {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-key {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

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

@media (min-width: 860px) {
  .page-contact .ct-bar__inner {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: center;
  }

  .page-contact .ct-city {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-city__text p {
    margin-top: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-desk {
    grid-template-columns: var(--ct-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-rail {
    position: sticky;
    top: 20px;
  }

  .page-contact .ct-step {
    grid-template-columns: 34px minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-coop {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-tabs .tabs__tab {
    transition: none;
  }
}