.page-contact {
  --pc-panel: rgba(18, 38, 63, .62);
  --pc-panel-solid: rgba(18, 38, 63, .9);
  --pc-paper-line: rgba(23, 17, 13, .16);
}

/* ---------- 通用小元素 ---------- */
.page-contact .pc-inline {
  color: var(--bs-ink);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--bs-orange);
}
.page-contact .pc-inline:hover { border-bottom-color: var(--bs-ink); }

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0 56px;
  background:
    radial-gradient(880px 400px at 84% -14%, rgba(53, 224, 208, .17), transparent 62%),
    radial-gradient(600px 360px at 4% 112%, rgba(255, 106, 43, .14), transparent 58%),
    var(--bs-space);
}
.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: 6%;
  right: -14%;
  width: 48%;
  height: 82%;
  background: linear-gradient(160deg, rgba(53, 224, 208, .10), rgba(53, 224, 208, 0) 62%);
  border-left: 1px solid rgba(53, 224, 208, .26);
  transform: skewX(-8deg);
  pointer-events: none;
}
.page-contact .pc-hero > .bs-container { position: relative; z-index: 1; }
.page-contact .pc-hero .bs-crumbs { margin-bottom: 26px; }

.page-contact .pc-hero__grid { display: grid; gap: 30px; }

.page-contact .pc-hero__title {
  margin: 16px 0 18px;
  font-size: clamp(40px, 11vw, 88px);
  line-height: .96;
  letter-spacing: -.02em;
  color: var(--bs-white);
}
.page-contact .pc-hero__lede {
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 16.5px;
  line-height: 1.78;
  color: #D7E2F0;
}
.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .pc-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--bs-line);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  overflow: hidden;
  box-shadow: var(--bs-shadow-2);
}
.page-contact .pc-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: rgba(10, 24, 48, .82);
}
.page-contact .pc-stat__num {
  font-family: var(--bs-font-mono);
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: .01em;
  color: var(--bs-cyan);
}
.page-contact .pc-stat__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--bs-gray);
}

/* ---------- 章节标题 ---------- */
.page-contact .pc-sechead { max-width: 68ch; margin-bottom: 32px; }
.page-contact .pc-sechead .bs-eyebrow { margin: 0 0 10px; }
.page-contact .pc-sechead .bs-h2 { margin: 0 0 12px; }
.page-contact .pc-sechead__text { margin: 0; }

.page-contact .bs-section--night .bs-text { color: #C3D2E3; }

/* ---------- 三条渠道 ---------- */
.page-contact .pc-channels {
  padding: 60px 0 64px;
  background: var(--bs-space);
}
.page-contact .pc-channels__grid { display: grid; gap: 26px; }
.page-contact .pc-channels__list { display: grid; gap: 16px; }

.page-contact .pc-channel {
  position: relative;
  overflow: hidden;
  padding: 20px 22px 22px 26px;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  background: linear-gradient(180deg, var(--pc-panel-solid), rgba(10, 24, 48, .78));
  box-shadow: var(--bs-shadow-1);
  transition: border-color .3s ease, transform .3s ease;
}
.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--bs-cyan);
}
.page-contact .pc-channel--phone::before { background: var(--bs-orange); }
.page-contact .pc-channel--self::before { background: var(--bs-green); }

.page-contact .pc-channel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 32%, rgba(53, 224, 208, .18) 50%, transparent 68%);
  transform: translateX(-120%);
  transition: transform .65s ease;
  pointer-events: none;
}
.page-contact .pc-channel:hover {
  border-color: rgba(53, 224, 208, .45);
  transform: translateY(-3px);
}
.page-contact .pc-channel:hover::after { transform: translateX(120%); }

.page-contact .pc-channel__no {
  margin: 0 0 8px;
  font-family: var(--bs-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--bs-gray);
}
.page-contact .pc-channel .bs-h3 { margin: 0 0 8px; color: var(--bs-white); }
.page-contact .pc-channel .bs-text { margin: 0; }

.page-contact .pc-channel__value {
  margin: 0 0 12px;
  font-family: var(--bs-font-mono);
  font-size: clamp(15px, 4vw, 19px);
  letter-spacing: .01em;
  color: var(--bs-cyan);
  word-break: break-all;
}

.page-contact .pc-channel__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}
.page-contact .pc-channel__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--bs-gray);
}
.page-contact .pc-channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--bs-cyan);
  transform: rotate(45deg);
}
.page-contact .pc-channel__link { margin: 16px 0 0; }

/* ---------- 准备清单 ---------- */
.page-contact .pc-prep {
  padding: 20px;
  border: 1px solid var(--bs-line-cyan);
  border-radius: var(--bs-radius-lg);
  background: var(--pc-panel);
  box-shadow: var(--bs-shadow-2);
}
.page-contact .pc-prep .bs-media { margin-bottom: 18px; }
.page-contact .pc-prep__title { margin: 0 0 12px; color: var(--bs-white); }
.page-contact .pc-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-contact .pc-prep__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: #C3D2E3;
}
.page-contact .pc-prep__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--bs-cyan);
}
.page-contact .pc-prep__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--bs-line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--bs-gray);
}

/* ---------- 附什么信息（奶油纸） ---------- */
.page-contact .pc-brief { padding: 60px 0; }
.page-contact .pc-brief .bs-eyebrow { margin: 0 0 10px; color: #8C4415; letter-spacing: .14em; }
.page-contact .pc-brief .bs-h2 { margin: 0 0 12px; color: var(--bs-ink); }
.page-contact .pc-brief .bs-h3 { margin: 0 0 10px; color: var(--bs-ink); }
.page-contact .pc-brief .bs-text { margin: 0; color: #3A2A1E; }

.page-contact .pc-brief__grid {
  display: grid;
  gap: 1px;
  background: var(--pc-paper-line);
  border: 1px solid var(--pc-paper-line);
  border-radius: var(--bs-radius);
  overflow: hidden;
}
.page-contact .pc-brief__item {
  padding: 24px 22px;
  background: var(--bs-paper);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-rhythm {
  padding: 60px 0;
  background: var(--bs-space);
}
.page-contact .pc-timeline { list-style: none; margin: 0; padding: 0; }
.page-contact .pc-timeline__item {
  display: grid;
  gap: 6px;
  padding: 22px 0;
  border-top: 1px solid var(--bs-line-soft);
}
.page-contact .pc-timeline__item:last-child { border-bottom: 1px solid var(--bs-line-soft); }
.page-contact .pc-timeline__node {
  padding-top: 4px;
  font-family: var(--bs-font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--bs-cyan);
}
.page-contact .pc-timeline__body .bs-h3 { margin: 0 0 8px; color: var(--bs-white); }
.page-contact .pc-timeline__body .bs-text { margin: 0; max-width: 62ch; }

/* ---------- 纠错与合作 ---------- */
.page-contact .pc-route { padding: 60px 0; }
.page-contact .pc-route__grid { display: grid; gap: 20px; }
.page-contact .pc-route__card {
  position: relative;
  overflow: hidden;
  padding: 26px 24px;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  background: var(--pc-panel);
  box-shadow: var(--bs-shadow-1);
}
.page-contact .pc-route__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--bs-orange);
}
.page-contact .pc-route__card--biz::before { background: var(--bs-green); }
.page-contact .pc-route__card .bs-eyebrow { margin: 0; }
.page-contact .pc-route__card .bs-h2 {
  margin: 10px 0 12px;
  font-size: clamp(22px, 4.6vw, 30px);
  color: var(--bs-white);
}
.page-contact .pc-route__card .bs-text { margin: 0 0 18px; color: #C3D2E3; }
.page-contact .pc-route__meta {
  margin: 0;
  font-family: var(--bs-font-mono);
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--bs-cyan);
  word-break: break-all;
}

/* ---------- 底部信息条 ---------- */
.page-contact .pc-footbar {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--bs-line);
  background: var(--bs-space);
}
.page-contact .pc-footbar__bg { position: absolute; inset: 0; }
.page-contact .pc-footbar__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .32;
}
.page-contact .pc-footbar__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 24, 48, .88), rgba(10, 24, 48, .96));
}
.page-contact .pc-footbar__inner {
  position: relative;
  z-index: 1;
  padding-top: 52px;
  padding-bottom: 120px;
}
.page-contact .pc-footbar__title { margin: 0 0 12px; color: var(--bs-white); }
.page-contact .pc-footbar__lede {
  margin: 0 0 30px;
  max-width: 66ch;
  color: #C3D2E3;
}
.page-contact .pc-footbar__items {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--bs-line);
}
.page-contact .pc-footbar__item { margin: 0; }
.page-contact .pc-footbar__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--bs-cyan);
}
.page-contact .pc-footbar__value {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--bs-white);
}
.page-contact .pc-footbar__value--mono {
  font-family: var(--bs-font-mono);
  letter-spacing: .02em;
}
.page-contact .pc-footbar__note {
  margin: 28px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--bs-gray);
  word-break: break-word;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 780px) {
  .page-contact .pc-timeline__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
    padding: 26px 0;
  }
  .page-contact .pc-footbar__items {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 34px;
  }
}

@media (min-width: 740px) {
  .page-contact .pc-brief__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 880px) {
  .page-contact .pc-route__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
}

@media (min-width: 900px) {
  .page-contact .pc-hero { padding: 132px 0 76px; }
  .page-contact .pc-channels { padding: 76px 0 84px; }
  .page-contact .pc-brief { padding: 76px 0; }
  .page-contact .pc-rhythm { padding: 76px 0 84px; }
  .page-contact .pc-route { padding: 76px 0; }
  .page-contact .pc-footbar__inner { padding-top: 68px; padding-bottom: 68px; }
}

@media (min-width: 940px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: end;
  }
}

@media (min-width: 1020px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-channel::after { transition: none; }
  .page-contact .pc-channel:hover { transform: none; }
  .page-contact .pc-channel:hover::after { transform: translateX(-120%); }
}