.page-contact {
  background: var(--cream);
  color: var(--charcoal);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

@media (min-width: 1024px) {
  .page-contact { font-size: 17px; }
}

.page-contact .ct-section {
  padding-block: clamp(44px, 6vw, 84px);
}

.page-contact .ct-band--light {
  background: var(--cream);
  color: var(--charcoal);
}

.page-contact .ct-band--deep {
  background: var(--ink-deep);
  color: var(--cream);
}

.page-contact .ct-band--mid {
  background: var(--ink-mid);
  color: var(--cream);
}

.page-contact .ct-band--light + .ct-band--light {
  border-top: 1px solid rgba(16, 24, 32, .08);
}

/* ============ 首屏 ============ */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 4vw, 44px) 0 clamp(44px, 6vw, 78px);
  color: var(--cream);
  background:
    radial-gradient(110% 92% at 100% 0%, rgba(255, 122, 47, .24), transparent 56%),
    radial-gradient(90% 80% at -10% 110%, rgba(79, 158, 99, .18), transparent 62%),
    var(--ink-deep);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  right: -8%;
  top: 10%;
  width: min(440px, 58vw);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(143, 180, 196, .22);
  box-shadow: 0 0 0 46px rgba(143, 180, 196, .06);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  font-size: 13px;
  letter-spacing: .05em;
  color: rgba(201, 195, 184, .85);
}

.page-contact .breadcrumbs a {
  color: rgba(201, 195, 184, .92);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--flame-soft);
}

.page-contact .breadcrumbs__current {
  color: var(--cream);
}

.page-contact h1 {
  max-width: 20ch;
  margin: 0;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--cream);
}

.page-contact .ct-hero__lead {
  max-width: 58ch;
  margin: 18px 0 0;
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.78;
  color: rgba(246, 243, 236, .82);
}

.page-contact .ct-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 22px 0 0;
  padding: 7px 16px 7px 12px;
  border-radius: var(--radius-pill);
  background: rgba(79, 158, 99, .16);
  border: 1px solid rgba(79, 158, 99, .42);
  color: var(--grass);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-contact .ct-hero__badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grass);
  box-shadow: 0 0 0 4px rgba(79, 158, 99, .22);
}

.page-contact .ct-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-hero__quick a {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(201, 195, 184, .34);
  color: var(--cream);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-hero__quick a:hover,
.page-contact .ct-hero__quick a:focus-visible {
  background: rgba(255, 122, 47, .16);
  border-color: var(--flame);
  transform: translateY(-2px);
}

/* ============ 区块标题 ============ */
.page-contact .ct-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.6vw, 40px);
}

.page-contact .ct-head h2 {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -.02em;
}

.page-contact .ct-head p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(16, 24, 32, .7);
}

.page-contact .ct-band--deep .ct-head p,
.page-contact .ct-band--mid .ct-head p {
  color: rgba(246, 243, 236, .76);
}

/* ============ 四类通道 ============ */
.page-contact .ct-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-contact .ct-channels { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1120px) {
  .page-contact .ct-channels { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 24px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid rgba(16, 24, 32, .09);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-6px);
  border-color: rgba(255, 122, 47, .5);
  box-shadow: 0 24px 42px -28px rgba(14, 42, 56, .55);
}

.page-contact .ct-channel__tag {
  align-self: flex-start;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  background: rgba(14, 42, 56, .07);
  color: var(--ink-mid);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
}

.page-contact .ct-channel h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-channel__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: rgba(16, 24, 32, .68);
}

.page-contact .ct-channel__label {
  margin: 4px 0 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .09em;
  color: var(--flame-ink);
}

.page-contact .ct-channel__list {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-contact .ct-channel__list li {
  position: relative;
  padding-left: 15px;
  color: rgba(16, 24, 32, .72);
}

.page-contact .ct-channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--flame);
}

/* ============ 联络方式 ============ */
.page-contact .ct-reach {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

@media (min-width: 860px) {
  .page-contact .ct-reach { grid-template-columns: 1.25fr 1fr 1fr; }
}

.page-contact .ct-reach__card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border-radius: var(--radius-lg);
  background: var(--ink-mid);
  border: 1px solid var(--ink-line);
}

.page-contact .ct-reach__card--primary {
  background: linear-gradient(158deg, rgba(255, 122, 47, .18), rgba(18, 61, 82, 1) 62%);
  border-color: rgba(255, 122, 47, .5);
}

.page-contact .ct-reach__label {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--sand);
}

.page-contact .ct-reach__value {
  margin: 0;
  font-size: clamp(16px, 1.7vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--cream);
  word-break: break-word;
}

.page-contact .ct-reach__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(246, 243, 236, .7);
}

.page-contact .copy-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  max-width: 100%;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 122, 47, .14);
  border: 1px solid rgba(255, 122, 47, .45);
  color: var(--flame-soft);
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .copy-chip:hover,
.page-contact .copy-chip:focus-visible {
  background: rgba(255, 122, 47, .24);
  border-color: var(--flame);
}

.page-contact .copy-chip__value {
  word-break: break-all;
  text-align: left;
}

.page-contact .copy-chip__hint {
  flex: 0 0 auto;
  padding: 2px 9px;
  border-radius: var(--radius-pill);
  background: rgba(14, 42, 56, .55);
  color: var(--cream);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-contact .ct-reach__legal {
  margin: 22px 0 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: rgba(201, 195, 184, .72);
}

/* ============ 接入步骤 ============ */
.page-contact .ct-journey__rail {
  display: none;
}

@media (min-width: 1080px) {
  .page-contact .ct-journey__rail {
    display: block;
    height: 88px;
    margin-bottom: 10px;
    color: rgba(255, 122, 47, .5);
  }

  .page-contact .ct-journey__rail svg {
    display: block;
    width: 100%;
    height: 100%;
  }
}

.page-contact .ct-journey {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-contact .ct-step {
  height: 100%;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid rgba(16, 24, 32, .1);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .ct-step:hover {
  border-color: rgba(255, 122, 47, .45);
  box-shadow: 0 20px 38px -30px rgba(14, 42, 56, .6);
}

.page-contact .ct-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--charcoal);
}

.page-contact .ct-step summary::-webkit-details-marker { display: none; }

.page-contact .ct-step summary::after {
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--flame);
  border-bottom: 2px solid var(--flame);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-contact .ct-step[open] summary::after {
  transform: rotate(-135deg);
}

.page-contact .ct-step__num {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 26px;
  border-radius: var(--radius-pill);
  background: var(--ink-deep);
  color: var(--flame);
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-step__title {
  min-width: 0;
}

.page-contact .ct-step__body {
  padding: 0 20px 22px;
}

.page-contact .ct-step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(16, 24, 32, .72);
}

.page-contact .ct-flow-figure {
  max-width: 720px;
  margin: clamp(32px, 4.5vw, 56px) auto 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-mid);
}

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

.page-contact .ct-flow-figure figcaption {
  padding: 16px 22px 20px;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(246, 243, 236, .74);
}

/* ============ 处理时效 ============ */
.page-contact .ct-sla {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 860px) {
  .page-contact .ct-sla { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.page-contact .ct-sla__item {
  padding: 26px 22px 24px;
  border-radius: var(--radius-lg);
  background: var(--ink-mid);
  border: 1px solid var(--ink-line);
}

.page-contact .ct-sla__num {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(40px, 6vw, 60px);
  font-weight: 700;
  line-height: 1;
  color: var(--flame);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-sla__num em {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--sand);
}

.page-contact .ct-sla__label {
  margin: 12px 0 0;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--cream);
}

.page-contact .ct-sla__track {
  position: relative;
  height: 6px;
  margin: 16px 0 0;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, .1);
  overflow: hidden;
}

.page-contact .ct-sla__fill {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--flame-soft), var(--flame));
}

.page-contact .ct-sla__fill--a { width: 24%; }
.page-contact .ct-sla__fill--b { width: 100%; }
.page-contact .ct-sla__fill--c { width: 62%; }

.page-contact .ct-sla__desc {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(246, 243, 236, .72);
}

.page-contact .ct-sla-figure {
  margin: clamp(30px, 4vw, 52px) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--ink-line);
}

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

.page-contact .ct-sla-figure figcaption {
  padding: 14px 22px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(201, 195, 184, .8);
  background: rgba(14, 42, 56, .6);
}

/* ============ 准备清单 ============ */
.page-contact .ct-prep {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-contact .ct-prep { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

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

.page-contact .ct-prep__item {
  padding: 24px 20px 22px;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid rgba(16, 24, 32, .09);
  border-top: 3px solid var(--flame);
}

.page-contact .ct-prep__num {
  display: block;
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .04em;
  color: rgba(14, 42, 56, .28);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-prep__item h3 {
  margin: 12px 0 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}

.page-contact .ct-prep__item p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(16, 24, 32, .7);
}

/* ============ 常见问题 ============ */
.page-contact .ct-faq {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

@media (min-width: 900px) {
  .page-contact .ct-faq { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.page-contact .ct-faq__item {
  padding: 24px 22px;
  border-radius: var(--radius-md);
  background: rgba(14, 42, 56, .045);
  border: 1px solid rgba(16, 24, 32, .08);
}

.page-contact .ct-faq__item h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--ink-deep);
}

.page-contact .ct-faq__item p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(16, 24, 32, .72);
}

/* ============ 收尾 ============ */
.page-contact .ct-outro {
  padding-block: clamp(38px, 5vw, 62px);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 122, 47, .2), transparent 60%),
    var(--ink-mid);
}

.page-contact .ct-outro__inner {
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: flex-start;
}

@media (min-width: 900px) {
  .page-contact .ct-outro__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }
}

.page-contact .ct-outro__text {
  max-width: 52ch;
  margin: 0;
  font-size: clamp(16px, 1.9vw, 20px);
  line-height: 1.62;
  font-weight: 700;
  color: var(--cream);
}

.page-contact .ct-outro__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-contact .ct-outro__link {
  font-size: 14px;
  font-weight: 700;
  color: var(--flame-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 122, .5);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-outro__link:hover,
.page-contact .ct-outro__link:focus-visible {
  color: var(--cream);
  border-color: var(--cream);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-hero__quick a,
  .page-contact .ct-step summary::after {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within {
    transform: none;
  }
}