.page-contact {
  --pc-space: clamp(56px, 8vw, 96px);
  display: block;
}

.page-contact .breadcrumb {
  padding: 28px var(--pad-x) 0;
  max-width: var(--shell);
  margin: 0 auto;
}

/* ── 首屏指示牌 ───────────────────────────── */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-green);
  color: var(--cream);
  padding: 40px 0 0;
  border-bottom: 2px solid var(--ink-green);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 78%;
  background: var(--slate);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}

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

.page-contact .pc-hero__kicker {
  color: var(--mist);
  margin: 0 0 20px;
}

.page-contact .pc-hero__title {
  margin: 0 0 22px;
  font-weight: 900;
  font-size: clamp(2.6rem, 9vw, 5.6rem);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-contact .pc-hero__lead {
  margin: 0 0 48px;
  max-width: 58ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(244, 239, 228, 0.85);
}

.page-contact .pc-hero__board {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(215, 222, 217, 0.32);
}

.page-contact .pc-hero__board-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(215, 222, 217, 0.32);
}

.page-contact .pc-hero__board-key {
  color: var(--turf);
}

.page-contact .pc-hero__board-val {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(1.1rem, 3.6vw, 2rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--cream);
  text-decoration: none;
  word-break: break-word;
  transition: color 240ms var(--ease);
}

.page-contact .pc-hero__board-val--addr {
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(1.05rem, 3.2vw, 1.8rem);
  letter-spacing: 0;
}

.page-contact .pc-hero__board-val:hover,
.page-contact .pc-hero__board-val:focus-visible {
  color: var(--amber);
}

.page-contact .pc-hero__fig {
  position: relative;
  z-index: 1;
  margin: 48px 0 0;
  border-top: 2px solid var(--amber);
}

.page-contact .pc-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
}

.page-contact .pc-hero__figcap {
  padding: 10px var(--pad-x);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  background: var(--ink-green);
}

/* ── 通用分区骨架 ─────────────────────────── */
.page-contact .section {
  padding: var(--pc-space) 0;
}

.page-contact .section__head {
  max-width: 62ch;
}

.page-contact .section__index {
  display: block;
  color: var(--slate);
  margin-bottom: 12px;
}

.page-contact .section__title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--brown);
}

.page-contact .section__note {
  margin: 0;
  color: var(--slate);
  line-height: 1.75;
}

/* ── 01 渠道总览 ──────────────────────────── */
.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 40px;
}

.page-contact .pc-channel {
  display: flex;
  flex-direction: column;
  background: var(--fog);
  border: 2px solid var(--ink-green);
  box-shadow: 6px 6px 0 var(--ink-green);
  transition: box-shadow 240ms var(--ease);
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  box-shadow: 9px 9px 0 var(--ink-green);
}

.page-contact .pc-channel:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-contact .pc-channel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--ink-green);
}

.page-contact .pc-channel__head .index-label {
  color: var(--mist);
}

.page-contact .pc-channel__body {
  padding: 26px 20px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .pc-channel__name {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--brown);
}

.page-contact .pc-channel__value {
  display: block;
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--ink-green);
  text-decoration: none;
  word-break: break-word;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--grid-line);
  transition: color 240ms var(--ease), border-color 240ms var(--ease);
}

.page-contact .pc-channel__value--addr {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brown);
}

.page-contact a.pc-channel__value:hover,
.page-contact a.pc-channel__value:focus-visible {
  color: var(--amber-ink);
  border-color: var(--amber);
}

.page-contact .pc-channel__desc {
  margin: 0;
  color: var(--slate);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* ── 02 响应节奏 ──────────────────────────── */
.page-contact .pc-rhythm {
  background: var(--mist);
  border-top: 2px solid var(--ink-green);
  border-bottom: 2px solid var(--ink-green);
}

.page-contact .pc-rhythm__list {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  border-top: 1px solid rgba(18, 53, 44, 0.25);
}

.page-contact .pc-rhythm__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 26px 0;
  border-bottom: 1px solid rgba(18, 53, 44, 0.25);
}

.page-contact .pc-rhythm__time {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--amber-ink);
}

.page-contact .pc-rhythm__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brown);
}

.page-contact .pc-rhythm__text p {
  margin: 0;
  max-width: 62ch;
  color: var(--slate);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ── 03 咨询准备 ──────────────────────────── */
.page-contact .pc-prep__list {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  border-top: 1px solid var(--grid-line);
  counter-reset: pcprep;
}

.page-contact .pc-prep__item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 24px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .pc-prep__num {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--amber-ink);
  line-height: 1.3;
}

.page-contact .pc-prep__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brown);
}

.page-contact .pc-prep__body p {
  margin: 0;
  max-width: 64ch;
  color: var(--slate);
  line-height: 1.8;
  font-size: 0.95rem;
}

.page-contact .pc-prep__body a {
  color: var(--turf-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .pc-prep__body a:hover,
.page-contact .pc-prep__body a:focus-visible {
  color: var(--amber-ink);
}

/* ── 04 需求模板 ──────────────────────────── */
.page-contact .pc-template {
  background: var(--cream);
}

.page-contact .pc-template__acc {
  margin-top: 40px;
}

.page-contact .pc-template__acc .accordion__trigger {
  gap: 14px;
}

.page-contact .pc-template__acc .accordion__label {
  flex: 1;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brown);
}

.page-contact .pc-template__list {
  margin: 0;
  padding: 20px 0 4px;
}

.page-contact .pc-template__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid var(--grid-line);
}

.page-contact .pc-template__row:first-child {
  border-top: none;
}

.page-contact .pc-template__row dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .pc-template__row dd {
  margin: 0;
  color: var(--brown);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ── 05 纠错反馈 ──────────────────────────── */
.page-contact .pc-feedback {
  background: var(--ink-green);
  color: var(--cream);
  padding: var(--pc-space) 0;
}

.page-contact .pc-feedback__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .pc-feedback__kicker {
  display: block;
  color: var(--turf);
  margin-bottom: 16px;
}

.page-contact .pc-feedback__title {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--cream);
}

.page-contact .pc-feedback__text p {
  margin: 0;
  max-width: 66ch;
  line-height: 1.85;
  color: rgba(244, 239, 228, 0.86);
}

.page-contact .pc-feedback__text a {
  color: var(--turf);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .pc-feedback__text a:hover,
.page-contact .pc-feedback__text a:focus-visible {
  color: var(--amber);
}

.page-contact .pc-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-content: start;
}

/* ── 页尾意象图 ───────────────────────────── */
.page-contact .pc-figfoot {
  margin: 0;
  border-top: 2px solid var(--ink-green);
  background: var(--fog);
}

.page-contact .pc-figfoot img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: cover;
}

.page-contact .pc-figfoot__cap {
  padding: 12px var(--pad-x);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
  border-top: 1px solid var(--grid-line);
}

/* ── 响应式 ───────────────────────────────── */
@media (min-width: 720px) {
  .page-contact .pc-hero__board-row {
    grid-template-columns: 120px 1fr;
    align-items: baseline;
    gap: 28px;
    padding: 22px 0;
  }

  .page-contact .pc-template__row {
    grid-template-columns: 160px 1fr;
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
  }

  .page-contact .pc-rhythm__item {
    grid-template-columns: 220px 1fr;
    gap: 44px;
    align-items: start;
  }

  .page-contact .pc-feedback__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 56px;
    align-items: end;
  }
}

@media (min-width: 1100px) {
  .page-contact .pc-channels {
    padding-bottom: calc(var(--pc-space) + 16px);
  }

  .page-contact .pc-hero__fig {
    margin-top: 56px;
  }
}

@media (max-width: 480px) {
  .page-contact .pc-channel__body,
  .page-contact .pc-channel__head {
    padding-left: 16px;
    padding-right: 16px;
  }

  .page-contact .pc-feedback__actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-channel__value,
  .page-contact .pc-hero__board-val {
    transition: none;
  }
}