/* ===== 联系与反馈 · 页面专属样式（仅作用于 .page-contact） ===== */

.page-contact {
  --pc-narrow: 760px;
  --pc-pad-y: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(48px, 6vw, 88px);
}

/* ---------- 页头 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-top: clamp(32px, 5vw, 64px);
}

.page-contact .pc-hero__body {
  margin-top: clamp(24px, 4vw, 44px);
  max-width: var(--pc-narrow);
}

.page-contact .pc-hero__title {
  margin: 12px 0 0;
  max-width: 16ch;
  font-size: clamp(34px, 6.4vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--z9-paper);
}

.page-contact .pc-hero__lede {
  margin-top: clamp(20px, 3vw, 30px);
  max-width: 40ch;
  color: var(--z9-mist);
  font-size: 17px;
  line-height: 1.85;
}

.page-contact .pc-hero__figure {
  margin: clamp(40px, 6vw, 64px) 0 0;
  border: 1px solid var(--z9-line);
  background: var(--z9-line);
  overflow: hidden;
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  height: clamp(190px, 30vw, 380px);
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

/* ---------- 通用标题与导语 ---------- */
.page-contact h2.z9-h2 {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--z9-paper);
}

.page-contact .pc-lead {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--z9-mist);
}

.page-contact .pc-lead--dark {
  color: #4A4038;
}

.page-contact .pc-foot-note {
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--z9-line);
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--z9-mist);
}

.page-contact .pc-foot-note--dark {
  border-top-color: rgba(23, 18, 14, 0.16);
  color: #5C5047;
}

/* ---------- 联系方式：超大等宽字符 ---------- */
.page-contact .pc-channels {
  padding: var(--pc-pad-y) 0 0;
}

.page-contact .pc-channel {
  margin-top: clamp(32px, 4.5vw, 52px);
  padding-top: 28px;
  border-top: 1px solid var(--z9-line);
}

.page-contact .pc-channel__key {
  margin: 0;
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--z9-mist);
}

.page-contact .pc-channel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 14px;
}

.page-contact .pc-channel__value {
  font-family: var(--z9-font-mono);
  font-size: clamp(18px, 5vw, 40px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--z9-cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .pc-channel--alt .pc-channel__value {
  color: var(--z9-orange);
}

.page-contact .pc-channel__note {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--z9-mist);
}

.page-contact .pc-copy {
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 1px solid var(--z9-line);
  border-radius: 2px;
  background: transparent;
  color: var(--z9-paper);
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: border-color 200ms var(--z9-ease), color 200ms var(--z9-ease);
}

.page-contact .pc-copy:hover,
.page-contact .pc-copy:focus-visible {
  border-color: var(--z9-cyan);
  color: var(--z9-cyan);
  outline: none;
}

.page-contact .pc-copy[data-copied] {
  border-color: var(--z9-cyan);
  color: var(--z9-cyan);
}

.page-contact .pc-facts {
  display: grid;
  gap: 0;
  margin: clamp(32px, 4.5vw, 48px) 0 0;
  border-top: 1px solid var(--z9-line);
}

.page-contact .pc-facts__item {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--z9-line);
}

.page-contact .pc-facts__key {
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--z9-brick);
}

.page-contact .pc-facts__value {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--z9-paper);
}

/* ---------- 咨询前准备：奶油纸阅读面 ---------- */
.page-contact .pc-prep {
  margin-top: var(--pc-pad-y);
  padding: var(--pc-pad-y) 0;
  background: var(--z9-paper);
  color: var(--z9-brown);
}

.page-contact .pc-prep h2.z9-h2 {
  color: var(--z9-brown);
}

.page-contact .pc-checklist {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(23, 18, 14, 0.18);
}

.page-contact .pc-checklist li {
  position: relative;
  padding: 16px 0 16px 30px;
  border-bottom: 1px solid rgba(23, 18, 14, 0.14);
  font-size: 16px;
  line-height: 1.75;
  color: #2C241D;
}

.page-contact .pc-checklist li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 25px;
  width: 9px;
  height: 9px;
  background: var(--z9-orange);
  transform: rotate(45deg);
}

/* ---------- 处理流程：纵向轴线 ---------- */
.page-contact .pc-flow {
  padding: var(--pc-pad-y) 0 0;
}

.page-contact .pc-steps {
  list-style: none;
  counter-reset: pcstep;
  margin: clamp(32px, 4.5vw, 52px) 0 0;
  padding: 0;
  position: relative;
}

.page-contact .pc-step {
  counter-increment: pcstep;
  position: relative;
  padding: 0 0 clamp(30px, 4vw, 44px) 68px;
}

.page-contact .pc-step:last-child {
  padding-bottom: 0;
}

.page-contact .pc-step::before {
  content: counter(pcstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-family: var(--z9-font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--z9-orange);
  border: 1px solid var(--z9-line);
  background: var(--z9-ink);
}

.page-contact .pc-step::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 46px;
  bottom: 0;
  width: 1px;
  background: var(--z9-line);
}

.page-contact .pc-step:last-child::after {
  display: none;
}

.page-contact .pc-step__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.35;
  color: var(--z9-paper);
}

.page-contact .pc-step__text {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--z9-mist);
}

.page-contact .pc-flow__figure {
  margin: clamp(40px, 5vw, 60px) 0 0;
  border: 1px solid var(--z9-line);
  overflow: hidden;
}

.page-contact .pc-flow__figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 26vw, 340px);
  object-fit: cover;
}

.page-contact .pc-flow__figure .z9-figure__caption {
  padding: 12px 16px 14px;
  margin: 0;
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--z9-mist);
  border-top: 1px solid var(--z9-line);
}

/* ---------- 合作与内容建议 ---------- */
.page-contact .pc-partner {
  margin-top: var(--pc-pad-y);
  padding: var(--pc-pad-y) 0;
  background: var(--z9-paper);
  color: var(--z9-brown);
}

.page-contact .pc-partner h2.z9-h2 {
  color: var(--z9-brown);
}

.page-contact .pc-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-contact .pc-partner__card {
  padding: 22px 0;
  border-top: 1px solid rgba(23, 18, 14, 0.18);
}

.page-contact .pc-partner__card:last-child {
  border-bottom: 1px solid rgba(23, 18, 14, 0.18);
}

.page-contact .pc-partner__title {
  margin: 0;
  font-size: 18px;
  line-height: 1.3;
  color: var(--z9-brown);
}

.page-contact .pc-partner__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: #453B33;
}

/* ---------- 高频咨询类型 ---------- */
.page-contact .pc-faq {
  padding: var(--pc-pad-y) 0 0;
}

.page-contact .pc-faq__list {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-contact .pc-faq__item {
  padding: clamp(22px, 3vw, 32px) 0;
  border-top: 1px solid var(--z9-line);
}

.page-contact .pc-faq__item:last-child {
  border-bottom: 1px solid var(--z9-line);
}

.page-contact .pc-faq__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.35;
  color: var(--z9-paper);
}

.page-contact .pc-faq__no {
  flex: 0 0 auto;
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--z9-brick);
}

.page-contact .pc-faq__text {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--z9-mist);
}

.page-contact .pc-faq__meta {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 2px solid rgba(255, 106, 43, 0.55);
  font-family: var(--z9-font-mono);
  font-size: 12px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--z9-mist);
}

/* ---------- 延伸入口 ---------- */
.page-contact .pc-more {
  padding: var(--pc-pad-y) 0 0;
}

.page-contact .pc-more__links {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding: 0;
  border-top: 1px solid var(--z9-line);
}

.page-contact .pc-more__item {
  border-bottom: 1px solid var(--z9-line);
}

.page-contact .pc-more__link {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 18px 4px;
  text-decoration: none;
  font-size: 17px;
  color: var(--z9-paper);
  transition: color 200ms var(--z9-ease), padding-left 200ms var(--z9-ease);
}

.page-contact .pc-more__link:hover,
.page-contact .pc-more__link:focus-visible {
  color: var(--z9-cyan);
  padding-left: 12px;
}

.page-contact .pc-more__idx {
  font-family: var(--z9-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--z9-mist);
}

/* ---------- 平板 ---------- */
@media (min-width: 680px) {
  .page-contact .pc-partner__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .pc-partner__card:nth-last-child(2) {
    border-bottom: 1px solid rgba(23, 18, 14, 0.18);
  }

  .page-contact .pc-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(28px, 4vw, 56px);
  }

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

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-contact .pc-hero__body {
    max-width: 620px;
  }

  .page-contact .pc-hero__figure {
    max-width: 100%;
  }

  .page-contact .pc-flow__figure {
    max-width: 860px;
  }

  .page-contact .pc-more__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-more__link {
    flex-direction: column;
    gap: 8px;
    padding: 20px 4px 22px;
  }

  .page-contact .pc-more__link:hover,
  .page-contact .pc-more__link:focus-visible {
    padding-left: 4px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-copy,
  .page-contact .pc-more__link {
    transition: none;
  }
}
</main>