/* ==========================================================
   联系通道 /connect/  —  页面专属样式，作用域 .page-contact
   ========================================================== */

.page-contact {
  --ct-line: rgba(18, 35, 63, .10);
  background: var(--by-cream);
  color: var(--by-ink);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: 18px;
  padding-bottom: 4px;
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: .04em;
  color: var(--by-slate);
}
.page-contact .ct-crumb a {
  color: var(--by-slate);
  text-decoration: none;
}
.page-contact .ct-crumb a:hover { color: var(--by-red); }
.page-contact .ct-crumb__sep {
  color: var(--by-sand);
  margin: 0 8px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: 22px 0 12px;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: -60px 0 auto 0;
  height: 620px;
  background-image:
    linear-gradient(rgba(18, 35, 63, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 35, 63, .05) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 78% at 46% 0%, #000 28%, transparent 84%);
  mask-image: radial-gradient(120% 78% at 46% 0%, #000 28%, transparent 84%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-contact .ct-hero__pill {
  display: inline-block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  color: var(--by-red);
  background: rgba(226, 58, 46, .07);
  border: 1px solid rgba(226, 58, 46, .22);
}

.page-contact .ct-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 11vw, 80px);
  line-height: 1.03;
  letter-spacing: -.025em;
  color: var(--by-navy);
}
.page-contact .ct-hero__title em {
  font-style: normal;
  color: var(--by-red);
}

.page-contact .ct-hero__sub {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--by-ink);
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .ct-contacts {
  margin-top: 30px;
  padding: 22px 20px 8px;
  background: var(--by-paper);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-soft);
}

.page-contact .ct-contacts__title {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--by-slate);
}

.page-contact .ct-contacts__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-contact {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 0;
  padding: 18px 0;
  border-top: 1px solid var(--ct-line);
}
.page-contact .ct-contact:first-child { border-top: 0; }

.page-contact .ct-contact__icon {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  align-items: flex-start;
  padding-top: 2px;
  color: var(--by-red);
}

.page-contact .ct-contact__body {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-contact .ct-contact__k {
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--by-slate);
}

.page-contact .ct-contact__v {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--by-navy);
  overflow-wrap: anywhere;
}

.page-contact .ct-contact__note {
  font-size: 13px;
  line-height: 1.62;
  color: var(--by-slate);
}

.page-contact .ct-copy {
  grid-column: 2;
  grid-row: 2;
  justify-self: start;
  margin-top: 12px;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  white-space: nowrap;
  cursor: pointer;
  border-radius: var(--r-pill);
  color: var(--by-red);
  background: rgba(226, 58, 46, .06);
  border: 1px solid rgba(226, 58, 46, .35);
  transition: background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.page-contact .ct-copy:hover,
.page-contact .ct-copy:focus-visible {
  background: var(--by-red);
  border-color: var(--by-red);
  color: #FFFDF8;
}

/* ---------- 首屏右侧方位图 ---------- */
.page-contact .ct-hero__side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .ct-map {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  background: var(--by-mist);
  border: 1px solid var(--ct-line);
}
.page-contact .ct-map img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .ct-map__marker {
  position: absolute;
  top: 27%;
  left: 58%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--by-red);
  box-shadow: 0 0 0 7px rgba(226, 58, 46, .16);
}
.page-contact .ct-map__marker::after {
  content: "";
  position: absolute;
  inset: -24px;
  border-radius: 50%;
  border: 1.5px dashed rgba(226, 58, 46, .48);
  animation: ct-ping 3.8s var(--ease) infinite;
}

@keyframes ct-ping {
  0%, 100% { transform: scale(.88); opacity: .9; }
  50%      { transform: scale(1.06); opacity: .42; }
}

.page-contact .ct-map__cap {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--by-slate);
}

/* ---------- 通用小标题 ---------- */
.page-contact .ct-marker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}
.page-contact .ct-marker__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--by-sand);
}
.page-contact .ct-marker__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--by-slate);
}
.page-contact .ct-marker.is-active .ct-marker__num { color: var(--by-red); }

.page-contact .ct-marker--dark .ct-marker__label { color: rgba(247, 241, 230, .62); }
.page-contact .ct-marker--dark.is-active .ct-marker__num { color: var(--by-sand); }

.page-contact .ct-h2 {
  margin: 10px 0 14px;
  max-width: 24ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 6vw, 44px);
  line-height: 1.12;
  letter-spacing: -.018em;
  color: var(--by-navy);
}
.page-contact .ct-h2--light { color: var(--by-cream); }

.page-contact .ct-lead {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--by-ink);
}
.page-contact .ct-lead--light { color: rgba(247, 241, 230, .82); }

/* ---------- 常用入口 ---------- */
.page-contact .ct-entries {
  padding: 56px 0 44px;
}

.page-contact .ct-entries__rail {
  display: flex;
  gap: 14px;
  margin: 26px 0 0;
  padding: 4px 4px 18px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.page-contact .ct-entries__rail::-webkit-scrollbar { display: none; }

.page-contact .ct-entries__cell {
  flex: 0 0 78%;
  scroll-snap-align: start;
}
.page-contact .ct-entries__cell:last-child { padding-right: 4px; }

.page-contact .ct-entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 152px;
  height: 100%;
  padding: 22px 20px 26px;
  overflow: hidden;
  text-decoration: none;
  background: var(--by-paper);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.page-contact .ct-entry::after {
  content: "";
  position: absolute;
  left: 20px;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--by-red);
  transition: width .32s var(--ease);
}
.page-contact .ct-entry:hover,
.page-contact .ct-entry:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(226, 58, 46, .28);
  box-shadow: var(--shadow-soft);
}
.page-contact .ct-entry:hover::after,
.page-contact .ct-entry:focus-visible::after { width: calc(100% - 40px); }

.page-contact .ct-entry__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--by-sand);
}
.page-contact .ct-entry__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.28;
  color: var(--by-navy);
}
.page-contact .ct-entry__desc {
  font-size: 14px;
  line-height: 1.68;
  color: var(--by-slate);
}

/* ---------- 沟通前的准备 ---------- */
.page-contact .ct-prep {
  padding: 8px 0 56px;
}

.page-contact .ct-prep__list {
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-prep__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  column-gap: 16px;
  padding: 22px 0;
  border-top: 2px solid var(--by-navy);
}
.page-contact .ct-prep__item:last-child {
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-prep__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--by-red);
}

.page-contact .ct-prep__h {
  grid-column: 2;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--by-navy);
}

.page-contact .ct-prep__p {
  grid-column: 2;
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--by-ink);
}

/* ---------- 服务区域（深色分区） ---------- */
.page-contact .ct-region {
  position: relative;
  width: min(var(--shell-max), calc(100% - 40px));
  margin: 0 auto 56px;
  padding: 42px 22px 46px;
  overflow: hidden;
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, var(--by-navy) 0%, var(--by-night) 100%);
  color: var(--by-cream);
}
.page-contact .ct-region::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(247, 241, 230, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 241, 230, .06) 1px, transparent 1px);
  background-size: 54px 54px;
  pointer-events: none;
}
.page-contact .ct-region::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--by-orange), var(--by-red-deep));
}
.page-contact .ct-region__inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-region__list {
  display: grid;
  gap: 22px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-region__list li {
  padding-top: 18px;
  border-top: 1px solid rgba(247, 241, 230, .18);
}

.page-contact .ct-region__h {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  color: var(--by-sand);
}

.page-contact .ct-region__p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(247, 241, 230, .82);
}

/* ---------- 到访与线上 ---------- */
.page-contact .ct-visit {
  padding: 0 0 40px;
}

.page-contact .ct-visit__grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-visit__list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}
.page-contact .ct-visit__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--by-ink);
}
.page-contact .ct-visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 2px;
  background: var(--by-sand);
}
.page-contact .ct-visit__list strong {
  font-weight: 700;
  color: var(--by-navy);
}

.page-contact .ct-visit__cta {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--by-slate);
}
.page-contact .ct-visit__cta a {
  color: var(--by-red);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-channels {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  background: var(--by-paper);
  border: 1px solid var(--ct-line);
}
.page-contact .ct-channels img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 收尾 ---------- */
.page-contact .ct-end {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0 0 60px;
}
.page-contact .ct-end__rule {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--by-sand), rgba(228, 178, 92, 0));
}
.page-contact .ct-end p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--by-slate);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-contact {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-contact .ct-contact__icon { align-self: start; }
  .page-contact .ct-copy {
    grid-column: 3;
    grid-row: 1;
    margin-top: 0;
  }

  .page-contact .ct-entries__cell { flex: 0 0 320px; }
  .page-contact .ct-contacts { padding: 24px 26px 10px; }
}

@media (min-width: 900px) {
  .page-contact .ct-prep__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 32px;
  }
  .page-contact .ct-prep__item:last-child {
    border-bottom: 0;
  }

  .page-contact .ct-visit__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
    column-gap: 48px;
  }

  .page-contact .ct-region__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 30px;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-hero {
    padding: 30px 0 20px;
  }
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    column-gap: 52px;
    align-items: start;
  }
  .page-contact .ct-contacts {
    margin-top: 36px;
  }
  .page-contact .ct-region {
    padding: 52px 48px 56px;
  }
  .page-contact .ct-entries {
    padding: 72px 0 56px;
  }
  .page-contact .ct-prep {
    padding: 12px 0 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-map__marker::after { animation: none; }
  .page-contact .ct-entry,
  .page-contact .ct-entry::after,
  .page-contact .ct-copy {
    transition: none;
  }
}