.page-contact {
  --pc-panel: #0B211C;
  --pc-panel-hi: #12362D;
  --pc-ink-line: rgba(216, 181, 106, .3);
  --pc-soft-line: rgba(143, 167, 158, .18);
  --pc-dark-text: #3A3D35;
  --pc-mid-text: #4C4F46;
}

.page-contact .crumb-trail {
  padding-top: clamp(14px, 2.4vw, 22px);
}

.page-contact .pc-hero {
  padding-top: clamp(10px, 2vw, 20px);
}

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

.page-contact .pc-hero__grid > * {
  min-width: 0;
}

.page-contact a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 左：纸张信息面板 ---------- */
.page-contact .pc-intro {
  padding: clamp(22px, 4.2vw, 42px);
  border: 1px solid var(--pc-ink-line);
  border-radius: var(--radius);
}

.page-contact .pc-intro .eyebrow {
  color: var(--pine);
  letter-spacing: .16em;
}

.page-contact .pc-intro .eyebrow::before {
  background: var(--pine);
}

.page-contact .pc-intro__title {
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 6vw, 2.9rem);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--coal);
}

.page-contact .pc-intro__lead {
  margin: 1rem 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--pc-dark-text);
}

.page-contact .pc-brief {
  margin-top: clamp(20px, 3vw, 28px);
  padding-top: clamp(16px, 2.4vw, 20px);
  border-top: 1px dashed rgba(27, 28, 26, .28);
}

.page-contact .pc-brief__title {
  margin: 0 0 .4rem;
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--pine);
}

.page-contact .pc-brief__rows {
  margin: 0;
}

.page-contact .pc-brief__row {
  display: grid;
  grid-template-columns: 5.6em minmax(0, 1fr);
  gap: .5rem .9rem;
  padding: .6rem 0;
  border-bottom: 1px dotted rgba(27, 28, 26, .2);
}

.page-contact .pc-brief__row dt {
  padding-top: .15rem;
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--pine);
}

.page-contact .pc-brief__row dd {
  margin: 0;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--pc-dark-text);
}

.page-contact .pc-intro__acts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .9rem 1.4rem;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .pc-textlink {
  display: inline-block;
  font-size: .93rem;
  color: var(--pine);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 90, 74, .45);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .pc-textlink:hover,
.page-contact .pc-textlink:focus-visible {
  color: var(--cinnabar);
  border-color: rgba(196, 71, 58, .6);
}

/* ---------- 右：联系卡与暖光纹理 ---------- */
.page-contact .pc-aside {
  display: grid;
  gap: clamp(16px, 2.6vw, 22px);
  min-width: 0;
}

.page-contact .pc-card {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pc-ink-line);
  border-radius: var(--radius);
  color: var(--ivory);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(111, 211, 199, .13), transparent 62%),
    linear-gradient(165deg, var(--pc-panel-hi) 0%, var(--pc-panel) 62%, var(--ink) 100%);
  box-shadow: 0 30px 60px -34px rgba(7, 27, 23, .95);
}

.page-contact .pc-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft) 55%, transparent);
}

.page-contact .pc-card__media {
  margin-bottom: clamp(16px, 2.4vw, 22px);
  overflow: hidden;
  border: 1px solid var(--pc-soft-line);
  border-radius: var(--radius);
}

.page-contact .pc-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .pc-card__title {
  margin: 0 0 .3rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--gold-soft);
}

.page-contact .pc-card__list {
  list-style: none;
  margin: .5rem 0 0;
  padding: 0;
}

.page-contact .pc-card__list li {
  display: grid;
  grid-template-columns: 5.2em minmax(0, 1fr);
  gap: .4rem .8rem;
  align-items: baseline;
  padding: .72rem 0;
  border-bottom: 1px solid var(--pc-soft-line);
}

.page-contact .pc-card__label {
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--sage);
}

.page-contact .pc-card__val {
  font-size: .93rem;
  line-height: 1.65;
  color: var(--ivory);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact a.pc-card__val {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact a.pc-card__val:hover,
.page-contact a.pc-card__val:focus-visible {
  color: var(--gold-soft);
  border-color: var(--gold);
}

.page-contact .pc-card__note {
  margin: 1rem 0 0;
  font-size: .84rem;
  line-height: 1.75;
  color: rgba(246, 240, 228, .7);
}

.page-contact .pc-ambience {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pc-soft-line);
  border-radius: var(--radius);
}

.page-contact .pc-ambience img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.85);
}

.page-contact .pc-ambience figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.8rem .9rem .75rem;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--ivory);
  background: linear-gradient(180deg, rgba(7, 27, 23, 0), rgba(7, 27, 23, .88));
}

/* ---------- 通用小标题 ---------- */
.page-contact .pc-sub {
  margin: .7rem 0 0;
  max-width: 46em;
  font-size: .97rem;
  line-height: 1.8;
  color: rgba(246, 240, 228, .74);
}

/* ---------- 三步流程（浅色带） ---------- */
.page-contact .pc-steps {
  background: linear-gradient(180deg, var(--ivory) 0%, var(--paper) 100%);
  border-top: 1px solid var(--pc-ink-line);
  border-bottom: 1px solid var(--pc-ink-line);
  color: var(--coal);
}

.page-contact .pc-steps .eyebrow {
  color: var(--pine);
}

.page-contact .pc-steps .eyebrow::before {
  background: var(--pine);
}

.page-contact .pc-steps .section-title {
  color: var(--coal);
}

.page-contact .pc-steps .pc-sub {
  color: var(--pc-mid-text);
}

.page-contact .pc-steps__list {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(22px, 3.2vw, 30px);
}

.page-contact .pc-step {
  padding-top: 1.1rem;
  border-top: 2px solid var(--gold);
}

.page-contact .pc-step__no {
  display: block;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  line-height: 1;
  letter-spacing: .06em;
  color: var(--pine);
}

.page-contact .pc-step h3 {
  margin: .7rem 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.16rem;
  font-weight: 600;
  color: var(--coal);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--pc-mid-text);
}

/* ---------- 自助入口索引带 ---------- */
.page-contact .pc-self__rail {
  margin-top: clamp(24px, 4vw, 38px);
  display: grid;
  gap: 1px;
  background: var(--pc-soft-line);
  border: 1px solid var(--pc-soft-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .pc-self__item {
  position: relative;
  display: block;
  padding: clamp(20px, 3vw, 26px) clamp(20px, 3vw, 26px) clamp(38px, 5vw, 44px);
  background: var(--pc-panel);
  color: var(--ivory);
  text-decoration: none;
  transition: background .22s var(--ease);
}

.page-contact .pc-self__item:hover,
.page-contact .pc-self__item:focus-visible {
  background: var(--pc-panel-hi);
}

.page-contact .pc-self__idx {
  display: block;
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-contact .pc-self__item h3 {
  margin: .55rem 0 .4rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gold-soft);
}

.page-contact .pc-self__item p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(246, 240, 228, .74);
}

.page-contact .pc-self__go {
  position: absolute;
  right: clamp(16px, 3vw, 22px);
  bottom: clamp(14px, 2.4vw, 20px);
  font-size: 1rem;
  color: var(--gold);
  transition: transform .22s var(--ease);
}

.page-contact .pc-self__item:hover .pc-self__go,
.page-contact .pc-self__item:focus-visible .pc-self__go {
  transform: translateX(4px);
}

/* ---------- 合作与内容共建 ---------- */
.page-contact .pc-coop__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .pc-coop__lead .prose {
  margin-top: .9rem;
  color: rgba(246, 240, 228, .78);
}

.page-contact .pc-coop__lead .btn {
  margin-top: 1.4rem;
}

.page-contact .pc-coop__panel {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pc-ink-line);
  border-radius: var(--radius);
  background:
    radial-gradient(90% 80% at 0% 100%, rgba(196, 71, 58, .12), transparent 65%),
    linear-gradient(150deg, rgba(31, 90, 74, .5), rgba(11, 33, 28, .94));
}

.page-contact .pc-coop__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-coop__list li {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: .6rem;
  padding: .72rem 0;
  border-bottom: 1px solid var(--pc-soft-line);
  font-size: .93rem;
  line-height: 1.7;
  color: var(--ivory);
}

.page-contact .pc-coop__list li .mono {
  padding-top: .2rem;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-contact .pc-coop__figures {
  margin-top: clamp(18px, 3vw, 24px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 1rem;
}

.page-contact .pc-coop__figures > div {
  display: grid;
  gap: .25rem;
  min-width: 0;
}

.page-contact .pc-figure {
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  line-height: 1;
  color: var(--gold-soft);
}

.page-contact .pc-coop__figures > div > span:last-child {
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--sage);
}

/* ---------- 服务范围 ---------- */
.page-contact .pc-scope__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-contact .pc-scope__head .prose {
  margin-top: .9rem;
  color: rgba(246, 240, 228, .78);
}

.page-contact .pc-scope__head .pc-textlink {
  margin-top: 1.1rem;
  color: var(--gold-soft);
  border-color: rgba(216, 181, 106, .5);
}

.page-contact .pc-scope__head .pc-textlink:hover,
.page-contact .pc-scope__head .pc-textlink:focus-visible {
  color: var(--cinnabar);
  border-color: rgba(196, 71, 58, .6);
}

.page-contact .pc-scope__list {
  margin: 0;
}

.page-contact .pc-scope__row {
  display: grid;
  gap: .35rem;
  padding: .9rem 0;
  border-bottom: 1px solid var(--pc-soft-line);
}

.page-contact .pc-scope__row dt {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--gold-soft);
}

.page-contact .pc-scope__row dt .mono {
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-contact .pc-scope__row dd {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(246, 240, 228, .76);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-steps__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .pc-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-coop__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .pc-scope__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-contact .pc-scope__row {
    grid-template-columns: 10.5em minmax(0, 1fr);
    gap: 1.2rem;
    align-items: baseline;
  }
}

@media (min-width: 1040px) {
  .page-contact .pc-self__rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-self__item,
  .page-contact .pc-self__go,
  .page-contact a.pc-card__val,
  .page-contact .pc-textlink {
    transition: none;
  }

  .page-contact .pc-self__item:hover .pc-self__go {
    transform: none;
  }
}