.page-contact {
  background: var(--ink-900);
  color: #E9E2D4;
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: clamp(32px, 6vw, 88px) 0 clamp(28px, 4vw, 56px);
}

.page-contact .breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #8E8778;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-contact .breadcrumb a {
  color: var(--gold-500);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--gold-300);
}

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-contact .ct-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7.4vw, 84px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: #F8F2E6;
  margin: 16px 0 clamp(20px, 3vw, 32px);
  max-width: 12em;
}

.page-contact .lead {
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.9;
  color: #C6BDAB;
  max-width: 38em;
  margin: 0;
}

/* ---------- 通道矩阵 ---------- */
.page-contact .ct-channels {
  padding: 0 0 clamp(48px, 7vw, 96px);
  border-top: 1px solid rgba(201, 162, 39, 0.28);
  padding-top: clamp(32px, 5vw, 64px);
}

.page-contact .ct-channels__figure {
  margin: 0 0 clamp(32px, 5vw, 56px);
  border: 1px solid rgba(201, 162, 39, 0.35);
}

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

.page-contact .media__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: #8E8778;
  padding: 10px 14px;
  border-top: 1px solid rgba(201, 162, 39, 0.28);
}

.page-contact .ct-section-head {
  margin: 0 0 clamp(24px, 4vw, 40px);
  max-width: 42em;
}

.page-contact .ct-h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.4vw, 42px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: #F8F2E6;
  margin: 0 0 14px;
  padding-left: 16px;
  border-left: 1px solid var(--gold-500);
}

.page-contact .ct-h2--plain {
  border-left: 0;
  padding-left: 0;
  color: #F8F2E6;
}

.page-contact .ct-intro {
  font-size: 15px;
  line-height: 1.85;
  color: #B4AB9A;
  margin: 0;
  padding-left: 17px;
}

.page-contact .ct-section-head--light .ct-intro {
  color: var(--muted-600);
  padding-left: 17px;
}

.page-contact .ct-matrix {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--gold-500);
  border-left: 1px solid var(--gold-500);
}

.page-contact .ct-cell {
  border-right: 1px solid var(--gold-500);
  border-bottom: 1px solid var(--gold-500);
  padding: clamp(20px, 3vw, 32px);
  background: var(--ink-900);
  transition: background-color 200ms ease-out, opacity 200ms ease-out;
}

.page-contact .ct-cell .tag-mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-500);
  margin: 0;
}

.page-contact .ct-cell__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.2vw, 28px);
  line-height: 1.2;
  color: #F8F2E6;
  margin: 14px 0 10px;
}

.page-contact .ct-cell__val {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--gold-300);
  margin: 0 0 16px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ct-cell__use {
  font-size: 14.5px;
  line-height: 1.85;
  color: #ADA491;
  margin: 0;
}

.page-contact .ct-cell:focus-within {
  background: var(--ink-700);
}

@media (hover: hover) {
  .page-contact .ct-matrix:hover .ct-cell {
    opacity: 0.5;
  }

  .page-contact .ct-matrix:hover .ct-cell:hover {
    opacity: 1;
    background: var(--ink-700);
  }
}

/* ---------- 材料清单 ---------- */
.page-contact .ct-materials {
  background: var(--sand-100);
  color: var(--text-900);
  padding: clamp(48px, 7vw, 96px) 0;
}

.page-contact .ct-materials .ct-h2 {
  color: var(--text-900);
}

.page-contact .ct-materials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

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

.page-contact .ct-step {
  counter-increment: ct-step;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-300);
}

.page-contact .ct-step:first-child {
  border-top: 1px solid var(--line-300);
}

.page-contact .ct-step::before {
  content: counter(ct-step, decimal-leading-zero);
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold-700);
  padding-left: 26px;
  margin-bottom: 8px;
  background-image: linear-gradient(var(--gold-700), var(--gold-700));
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 18px 1px;
}

.page-contact .ct-step__title {
  display: block;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-900);
  margin: 0 0 6px;
}

.page-contact .ct-step__body {
  font-size: 14.5px;
  line-height: 1.85;
  color: #4A463F;
  margin: 0;
  max-width: 34em;
}

.page-contact .ct-materials__side {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 28px);
}

.page-contact .ct-materials__figure {
  margin: 0;
  border: 1px solid var(--line-300);
  background: var(--ink-900);
}

.page-contact .ct-materials__figure .media__caption {
  color: #9A9384;
  border-top: 1px solid rgba(201, 162, 39, 0.28);
}

.page-contact .ct-note {
  border-left: 1px solid var(--gold-500);
  padding-left: 16px;
}

.page-contact .ct-note p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted-600);
  margin: 0;
}

.page-contact .ct-note a,
.page-contact .ct-route a,
.page-contact .ct-followup a {
  color: var(--gold-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-note a:hover,
.page-contact .ct-note a:focus-visible,
.page-contact .ct-followup a:hover,
.page-contact .ct-followup a:focus-visible {
  color: var(--amber-600);
}

/* ---------- 通道分派 ---------- */
.page-contact .ct-router {
  background: var(--ink-700);
  padding: clamp(48px, 7vw, 96px) 0;
  border-top: 1px solid rgba(201, 162, 39, 0.3);
  border-bottom: 1px solid rgba(201, 162, 39, 0.3);
}

.page-contact .ct-routes {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid rgba(201, 162, 39, 0.28);
}

.page-contact .ct-route {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: clamp(22px, 3vw, 32px) 0;
  border-top: 1px solid rgba(201, 162, 39, 0.28);
}

.page-contact .ct-route__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin: 0;
}

.page-contact .ct-route__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.35;
  color: #F4EEE2;
  margin: 0 0 8px;
}

.page-contact .ct-route__text p {
  font-size: 14.5px;
  line-height: 1.9;
  color: #B4AB9A;
  margin: 0;
  max-width: 38em;
}

.page-contact .ct-route__text a {
  color: var(--gold-300);
}

.page-contact .ct-route__text a:hover,
.page-contact .ct-route__text a:focus-visible {
  color: #F1DCA0;
}

.page-contact .ct-route .btn {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}

/* ---------- 工作时间 ---------- */
.page-contact .ct-cadence {
  background: var(--ink-900);
  padding: clamp(48px, 7vw, 96px) 0;
}

.page-contact .ct-cadence__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 64px);
}

.page-contact .ct-cadence__clock .eyebrow {
  margin-top: 0;
}

.page-contact .ct-cadence__clock .ct-h2 {
  margin-bottom: 18px;
}

.page-contact .ct-cadence__time {
  font-family: var(--font-mono);
  font-size: clamp(38px, 8.5vw, 96px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: #F8F2E6;
  margin: 0 0 12px;
}

.page-contact .ct-cadence__dash {
  color: var(--amber-600);
  padding: 0 4px;
}

.page-contact .ct-cadence__sub {
  font-size: 14px;
  line-height: 1.8;
  color: #9A9384;
  margin: 0;
}

.page-contact .ct-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-cadence__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid rgba(201, 162, 39, 0.25);
}

.page-contact .ct-cadence__list li:last-child {
  border-bottom: 1px solid rgba(201, 162, 39, 0.25);
}

.page-contact .ct-cadence__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-contact .ct-cadence__list p {
  font-size: 14.5px;
  line-height: 1.85;
  color: #B4AB9A;
  margin: 0;
}

/* ---------- 来信地址 ---------- */
.page-contact .ct-letter {
  background: var(--paper-50);
  color: var(--text-900);
  padding: clamp(48px, 7vw, 96px) 0;
}

.page-contact .ct-letter__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
}

.page-contact .ct-letter .ct-h2 {
  color: var(--text-900);
}

.page-contact .ct-letter__addr {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--gold-700);
  margin: 18px 0 0;
  padding-left: 17px;
}

.page-contact .ct-letter__body p {
  font-size: 15px;
  line-height: 1.9;
  color: #3E3A34;
  margin: 0 0 14px;
  max-width: 36em;
}

.page-contact .ct-letter__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 补信说明 ---------- */
.page-contact .ct-followup {
  background: var(--paper-50);
  padding: 0 0 clamp(48px, 7vw, 96px);
  color: var(--text-900);
}

.page-contact .ct-followup__box {
  border-top: 1px solid var(--line-300);
  padding-top: clamp(28px, 4vw, 44px);
  border-left: 1px solid var(--amber-600);
  padding-left: clamp(18px, 3vw, 32px);
}

.page-contact .ct-h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.3;
  color: var(--text-900);
  margin: 0 0 18px;
}

.page-contact .ct-followup__list {
  counter-reset: ct-fix;
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  max-width: 40em;
}

.page-contact .ct-followup__list li {
  counter-increment: ct-fix;
  position: relative;
  padding-left: 34px;
  margin-bottom: 12px;
  font-size: 14.5px;
  line-height: 1.85;
  color: #3E3A34;
}

.page-contact .ct-followup__list li::before {
  content: counter(ct-fix) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-700);
  padding-top: 3px;
}

.page-contact .ct-followup__tail {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted-600);
  margin: 0;
  max-width: 40em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-matrix {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .ct-route {
    grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(16px, 3vw, 40px);
  }

  .page-contact .ct-route .btn {
    grid-column: 2;
  }

  .page-contact .ct-cadence__list li {
    grid-template-columns: 130px minmax(0, 1fr);
    align-items: baseline;
    column-gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-materials__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .ct-materials__side {
    position: sticky;
    top: calc(var(--status-h) + 16px);
  }

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

  .page-contact .ct-letter__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    column-gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .ct-route {
    grid-template-columns: minmax(160px, 220px) minmax(0, 1fr) 168px;
    column-gap: clamp(20px, 3vw, 44px);
  }

  .page-contact .ct-route .btn {
    grid-column: 3;
    justify-self: end;
    align-self: start;
  }
}

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