/* =========================================================
   联系通道 /connect/
   ========================================================= */
.page-contact {
  --pc-card-pad: 1.5rem;
  background: var(--paper);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: 2rem 0 2.75rem;
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, .022) 0 2px, transparent 2px 4px),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: #fff;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  right: -22%;
  bottom: -66%;
  width: 78%;
  aspect-ratio: 1 / 1;
  background: var(--red);
  opacity: .26;
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .pc-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.85rem;
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--red);
}

.page-contact .pc-hero .eyebrow,
.page-contact .pc-scenes .eyebrow,
.page-contact .pc-coop .eyebrow {
  color: var(--gold);
}

.page-contact .pc-hero-copy h1 {
  margin: .6rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 7.6vw, 3.5rem);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: #fff;
}

.page-contact .pc-hero .lead {
  margin: 1rem 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, .84);
}

.page-contact .pc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.7rem;
}

.page-contact .pc-hero .btn-ghost {
  color: var(--gold-light);
  border-color: rgba(212, 175, 55, .48);
}

.page-contact .pc-hero-aside {
  padding: 1.25rem 1.35rem 1.4rem;
  background: rgba(7, 42, 32, .58);
  border-left: 3px solid var(--gold);
}

.page-contact .pc-aside-kicker {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .pc-aside-big {
  margin: .45rem 0 0;
  font-size: clamp(1.5rem, 6.4vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: .03em;
  color: #fff;
}

.page-contact .pc-aside-note {
  margin: .7rem 0 0;
  font-size: .875rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .74);
}

.page-contact .pc-rule {
  display: block;
  height: 1px;
  margin: .95rem 0;
  background: var(--hairline);
}

/* ---------- 通用章节头 ---------- */
.page-contact .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 5.6vw, 2.25rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .pc-sec-head {
  max-width: 40rem;
}

.page-contact .pc-sec-head .section-title {
  margin-top: .6rem;
}

.page-contact .pc-sec-lead {
  margin: .85rem 0 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-contact .pc-photo {
  margin: 0;
  overflow: hidden;
  background: var(--ink-deep);
  border: 1px solid var(--hairline);
}

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

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels {
  padding: 2.75rem 0 3rem;
  background: var(--paper);
}

.page-contact .pc-photo--lead {
  margin: 1.85rem 0 2rem;
}

.page-contact .pc-cards {
  display: grid;
  gap: 1.25rem;
}

.page-contact .pc-card {
  position: relative;
  padding: var(--pc-card-pad) 1.35rem 1.6rem;
  background: var(--white);
  border: 1px solid var(--rule-ink);
  border-top: 3px solid var(--gold);
  box-shadow: 0 18px 40px -34px rgba(7, 42, 32, .8);
  transition: border-top-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .pc-card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: var(--cut);
  height: var(--cut);
  background: var(--paper);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .pc-card:hover,
.page-contact .pc-card:focus-within {
  border-top-color: var(--red);
  box-shadow: 0 26px 50px -32px rgba(7, 42, 32, .58);
}

.page-contact .pc-card-no {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--muted);
}

.page-contact .pc-card-title {
  margin: .3rem 0 .85rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .pc-card-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.0625rem, 4.6vw, 1.3rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--red);
  overflow-wrap: anywhere;
  user-select: all;
  -webkit-user-select: all;
  cursor: text;
}

.page-contact .pc-addr {
  font-family: var(--font-body);
  font-style: normal;
  font-weight: 500;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .pc-addr span {
  display: block;
}

.page-contact .pc-hint {
  margin: .45rem 0 0;
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-contact .pc-card-desc {
  margin: 1rem 0 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .pc-card-meta {
  display: grid;
  gap: .45rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-card-meta li {
  position: relative;
  padding-left: 1.05rem;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .pc-card-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ---------- 场景切换 ---------- */
.page-contact .pc-scenes {
  padding: 2.75rem 0 3rem;
  background: var(--ink);
  color: #fff;
}

.page-contact .pc-scenes .section-title,
.page-contact .pc-coop .section-title {
  color: #fff;
}

.page-contact .pc-scenes .pc-sec-lead {
  color: rgba(255, 255, 255, .74);
}

.page-contact .pc-tabs {
  margin-top: 1.85rem;
}

.page-contact .pc-tablist {
  display: flex;
  gap: .5rem;
  padding-bottom: .85rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--hairline-soft);
  -webkit-overflow-scrolling: touch;
}

.page-contact .pc-tab {
  flex: 0 0 auto;
  padding: .55rem 1.05rem;
  font-family: var(--font-body);
  font-size: .9375rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, .76);
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--hairline-soft);
  border-radius: 2px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-tab:hover {
  color: #fff;
  border-color: var(--hairline);
}

.page-contact .pc-tab[aria-selected="true"],
.page-contact .pc-tab.is-active {
  color: var(--ink-deep);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 600;
}

.page-contact .pc-tab:focus-visible {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

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

.page-contact .pc-panel {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.75rem;
}

.page-contact .pc-panel[hidden] {
  display: none;
}

.page-contact .pc-panel-channel {
  padding: 1.1rem 1.2rem 1.2rem;
  background: rgba(212, 175, 55, .09);
  border-left: 3px solid var(--gold);
}

.page-contact .pc-mini-label {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .pc-mini-label--dark {
  margin: 0;
  color: var(--muted);
}

.page-contact .pc-mini-value {
  margin: .5rem 0 0;
  font-size: 1.0625rem;
  font-weight: 600;
  color: #fff;
}

.page-contact .pc-mini-sub {
  margin: .25rem 0 0;
  font-size: .8125rem;
  color: rgba(255, 255, 255, .7);
  overflow-wrap: anywhere;
}

.page-contact .pc-panel-body h3 {
  margin: 0 0 .85rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.45;
  color: #fff;
}

.page-contact .pc-panel-body p {
  margin: 0 0 .85rem;
  font-size: .9375rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, .78);
}

.page-contact .pc-panel-body a {
  color: var(--gold-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-panel-body .pc-mini-label {
  margin: 1.35rem 0 .6rem;
}

.page-contact .pc-list {
  display: grid;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .9375rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .82);
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-rhythm {
  padding: 2.75rem 0 3rem;
  background: var(--white);
}

.page-contact .pc-rhythm-grid {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-rhythm-list {
  display: grid;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-rhythm-item {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--rule-ink);
}

.page-contact .pc-rhythm-item:last-child {
  border-bottom: 1px solid var(--rule-ink);
}

.page-contact .pc-rhythm-key {
  padding-top: .3rem;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--red);
}

.page-contact .pc-rhythm-strong {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .pc-rhythm-desc {
  margin: .25rem 0 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-rhythm-figure {
  margin: 0;
}

/* ---------- 内容纠错 ---------- */
.page-contact .pc-fix {
  padding: 2.75rem 0 3rem;
  background: var(--paper);
}

.page-contact .pc-steps {
  display: grid;
  gap: 1.1rem;
  margin: 1.85rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-step {
  padding: 1.35rem 1.35rem 1.5rem;
  background: var(--white);
  border: 1px solid var(--rule-ink);
  border-left: 3px solid var(--gold);
}

.page-contact .pc-step-no {
  display: block;
  font-size: .72rem;
  letter-spacing: .24em;
  color: var(--red);
}

.page-contact .pc-step h3 {
  margin: .5rem 0 .6rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-fix-note {
  margin: 1.6rem 0 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .pc-fix-note .mono {
  color: var(--red);
  overflow-wrap: anywhere;
}

/* ---------- 合作与建议 ---------- */
.page-contact .pc-coop {
  padding: 2.75rem 0 3rem;
  background: linear-gradient(150deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: #fff;
}

.page-contact .pc-coop-grid {
  display: grid;
  gap: 1.75rem;
}

.page-contact .pc-coop-copy p {
  max-width: 32em;
  margin: .95rem 0 0;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, .78);
}

.page-contact .pc-coop-aside {
  padding: 1.35rem 1.35rem 1.5rem;
  background: rgba(212, 175, 55, .08);
  border-left: 3px solid var(--gold);
}

.page-contact .pc-coop-aside .pc-list {
  margin: 1rem 0 0;
}

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

/* ---------- 备案与身份确认 ---------- */
.page-contact .pc-verify {
  padding: 2.75rem 0 3.25rem;
  background: var(--paper);
}

.page-contact .pc-verify-panel {
  padding: 1.75rem 1.5rem 1.85rem;
  background: var(--white);
  border: 1px solid var(--rule-ink);
  border-top: 3px solid var(--ink);
}

.page-contact .pc-verify-panel .section-title {
  margin-top: .6rem;
}

.page-contact .pc-verify-rows {
  display: grid;
  margin: 1.35rem 0 0;
}

.page-contact .pc-verify-row {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: .85rem;
  align-items: baseline;
  padding: .85rem 0;
  border-top: 1px solid var(--rule-ink);
}

.page-contact .pc-verify-row:last-child {
  border-bottom: 1px solid var(--rule-ink);
}

.page-contact .pc-verify-value {
  font-size: .9375rem;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-verify-panel .muted {
  margin: 1.15rem 0 0;
  font-size: .875rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 880px) {
  .page-contact .pc-hero {
    padding: 3.5rem 0 4.25rem;
  }

  .page-contact .pc-hero-inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .8fr);
    align-items: end;
    gap: 3rem;
  }

  .page-contact .pc-channels {
    padding: 4rem 0 4.5rem;
  }

  .page-contact .pc-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
    align-items: start;
  }

  .page-contact .pc-card--a {
    margin-top: 0;
  }

  .page-contact .pc-card--b {
    margin-top: 1.5rem;
  }

  .page-contact .pc-card--c {
    margin-top: 3rem;
  }

  .page-contact .pc-scenes,
  .page-contact .pc-coop {
    padding: 4rem 0 4.25rem;
  }

  .page-contact .pc-panel {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-contact .pc-rhythm {
    padding: 4rem 0 4.25rem;
  }

  .page-contact .pc-rhythm-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
  }

  .page-contact .pc-fix {
    padding: 4rem 0 4.25rem;
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.35rem;
  }

  .page-contact .pc-coop-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 3rem;
    align-items: center;
  }

  .page-contact .pc-verify {
    padding: 4rem 0 4.5rem;
  }

  .page-contact .pc-verify-panel {
    padding: 2.25rem 2.25rem 2.35rem;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-card,
  .page-contact .pc-tab {
    transition: none;
  }

  .page-contact .pc-card:hover,
  .page-contact .pc-card:focus-within {
    transform: none;
  }
}