.page-contact {
  background: var(--white);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-contact h2 {
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.2;
  color: var(--ink);
  margin: 10px 0 0;
}

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0;
}

.page-contact .ct-sub {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
  margin: 12px 0 0;
  max-width: 62ch;
}

.page-contact .media__cap {
  font-family: var(--font-sans);
  font-size: 12.5px;
  color: var(--gray);
  margin-top: 8px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  background: var(--mist);
  border-bottom: 1px solid var(--line);
  padding: clamp(20px, 4vw, 32px) 0 clamp(34px, 6vw, 64px);
}

.page-contact .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--gray);
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-contact .crumbs a {
  color: var(--gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .crumbs a:hover {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.page-contact .crumbs [aria-current="page"] {
  color: var(--ink);
  font-weight: 700;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-contact h1 {
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(29px, 5.2vw, 48px);
  line-height: 1.14;
  color: var(--ink);
  margin: 12px 0 0;
}

.page-contact .lede {
  font-family: var(--font-body);
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.85;
  color: var(--gray);
  margin: 18px 0 0;
  max-width: 46em;
}

.page-contact .ct-facts {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-facts__item {
  background: var(--white);
  padding: 13px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
}

.page-contact .ct-facts__label {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-contact .ct-facts__value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  margin-left: auto;
  word-break: break-all;
}

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

.page-contact .media--frame {
  position: relative;
}

.page-contact .media--frame::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 34px;
  height: 34px;
  border-top: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
  pointer-events: none;
}

/* ---------- 咨询方式 ---------- */
.page-contact .ct-channels {
  background: var(--white);
  padding: clamp(34px, 6vw, 76px) 0;
}

.page-contact .ct-index {
  border: 1px solid var(--line);
  background: var(--mist);
  padding: 16px 18px;
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-contact .ct-index__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 10px;
}

.page-contact .ct-index .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-contact .ct-index .index-list__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 0;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-index .index-list__link:hover {
  color: var(--blue);
}

.page-contact .ct-index .index-list__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
}

.page-contact .ct-index .index-list__link[aria-current="true"] {
  color: var(--orange);
}

.page-contact .layout-editorial {
  gap: clamp(20px, 4vw, 40px);
}

.page-contact .annot {
  border-left: 1px solid var(--line);
  padding-left: 14px;
}

.page-contact .annot__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 8px;
}

.page-contact .annot p:not(.annot__title) {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray);
  margin: 0;
}

.page-contact .ct-cards {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border-top: 2px solid var(--navy);
}

.page-contact .ct-channel--accent {
  border-top-color: var(--orange);
}

.page-contact .ct-channel__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--blue);
  margin: 0;
}

.page-contact .ct-channel .card__title {
  font-family: var(--font-sans);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.page-contact .ct-channel__body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray);
  margin: 0;
}

.page-contact .ct-channel__list {
  list-style: none;
  margin: 0;
  padding: 12px 0 0;
  display: grid;
  gap: 8px;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-channel__list li {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--navy);
  word-break: break-all;
}

.page-contact .ct-channel__list a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-channel__list a:hover {
  border-bottom-color: var(--blue);
}

.page-contact .ct-channel__foot {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
  margin: auto 0 0;
}

.page-contact .ct-channel__foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .ct-prepare {
  background: var(--silver);
  padding: clamp(34px, 6vw, 76px) 0;
}

.page-contact .ct-prepare__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .ct-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
}

.page-contact .ct-steps .step {
  position: relative;
  margin-left: 11px;
  padding: 0 0 26px 34px;
  border-left: 1px solid var(--line);
}

.page-contact .ct-steps .step::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 5px;
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--blue);
}

.page-contact .ct-steps .step[data-active="true"]::before {
  background: var(--orange);
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, 0.18);
}

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

.page-contact .ct-steps .step__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
}

.page-contact .ct-steps .step__title {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 4px 0 6px;
}

.page-contact .ct-steps .step__body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
  margin: 0;
}

/* ---------- 合作与渠道 ---------- */
.page-contact .ct-partner {
  background: var(--ink);
  padding: clamp(36px, 6vw, 80px) 0;
}

.page-contact .ct-partner h2 {
  color: var(--white);
}

.page-contact .ct-partner .eyebrow {
  color: var(--teal);
}

.page-contact .annot--on-dark {
  border-left-color: rgba(255, 255, 255, 0.22);
}

.page-contact .annot--on-dark p:not(.annot__title) {
  color: var(--silver);
}

.page-contact .annot--on-dark .annot__title {
  color: var(--teal);
}

.page-contact .ct-partner__text {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--line);
  margin: 14px 0 0;
  max-width: 60ch;
}

.page-contact .ct-partner__text a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 184, 196, 0.5);
}

.page-contact .ct-metrics {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.14);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .ct-metrics .metric {
  background: var(--ink);
  padding: 18px 16px;
}

.page-contact .metric__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  color: var(--orange);
  margin: 0 0 6px;
}

.page-contact .metric__label {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--silver);
  margin: 0;
}

/* ---------- 服务响应 ---------- */
.page-contact .ct-response {
  background: var(--white);
  padding: clamp(34px, 6vw, 76px) 0;
}

.page-contact .ct-response__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .ct-response__card {
  padding: 20px 18px;
  border-top: 2px solid var(--teal);
}

.page-contact .ct-response__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 26px);
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 10px;
}

.page-contact .ct-response__card .card__title {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 8px;
}

.page-contact .ct-response__card p {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray);
  margin: 0;
}

/* ---------- 备案与地区 ---------- */
.page-contact .ct-registry {
  background: var(--navy);
  padding: clamp(28px, 4vw, 50px) 0;
}

.page-contact .ct-registry__bar {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.page-contact .ct-registry__cell {
  background: var(--navy);
  padding: 16px;
}

.page-contact .ct-registry__k {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--teal);
  margin: 0 0 6px;
}

.page-contact .ct-registry__v {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin: 0;
}

.page-contact .ct-registry__v--mono {
  font-family: var(--font-mono);
  font-size: 14px;
  word-break: break-all;
}

.page-contact .ct-registry__note {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
  margin: 18px 0 0;
}

.page-contact .ct-registry__note a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 184, 196, 0.5);
}

/* ---------- 常见问题 ---------- */
.page-contact .ct-quick {
  background: var(--mist);
  padding: clamp(34px, 6vw, 76px) 0;
}

.page-contact .ct-quick .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .filter-btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .filter-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.page-contact .filter-btn[aria-pressed="true"] {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.page-contact .filter-bar__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
  margin-left: auto;
}

.page-contact .ct-quick__list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-quick__item[hidden] {
  display: none;
}

.page-contact .ct-quick__link {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .ct-quick__link:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.page-contact .ct-quick__q {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .ct-quick__a {
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray);
}

.page-contact .ct-quick__more {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--gray);
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  word-break: break-word;
}

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

@media (min-width: 700px) {
  .page-contact .ct-registry__bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .ct-response__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .ct-quick__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .layout-editorial {
    display: grid;
    grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-cards {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-contact .ct-channel:first-child {
    grid-row: span 2;
  }

  .page-contact .ct-prepare__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }
}