.page-contact {
  --cc-surface: rgba(18, 18, 46, .82);
  --cc-edge: rgba(168, 85, 247, .3);
  --cc-edge-soft: rgba(169, 163, 207, .16);
  padding-bottom: clamp(56px, 9vw, 104px);
}

/* ---------- 首屏 ---------- */
.page-contact .breadcrumbs {
  padding-top: clamp(18px, 3.5vw, 30px);
  padding-bottom: clamp(8px, 1.8vw, 16px);
}

.page-contact .page-contact__hero {
  max-width: 920px;
  padding-bottom: clamp(28px, 4.5vw, 48px);
}

.page-contact .page-contact__hero .kicker {
  margin: 0;
  color: var(--neon-hi);
}

.page-contact .page-contact__hero h1 {
  margin: 12px 0 0;
}

.page-contact .page-contact__hero .lede {
  margin: 16px 0 0;
  max-width: 64ch;
}

/* ---------- 双栏骨架 ---------- */
.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4.5vw, 38px);
  align-items: start;
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  min-width: 0;
}

/* ---------- 左侧联系卡 ---------- */
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--cc-edge);
  background:
    radial-gradient(120% 88% at 100% 0%, rgba(168, 85, 247, .3), transparent 58%),
    linear-gradient(165deg, rgba(28, 26, 69, .96), var(--cc-surface));
  padding: clamp(20px, 3vw, 26px);
  box-shadow: 0 18px 48px rgba(7, 7, 26, .62);
}

.page-contact .contact-card__kicker {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--gold-soft);
}

.page-contact .contact-card__title {
  margin: 10px 0 0;
  font-size: clamp(20px, 2.6vw, 24px);
  line-height: 1.3;
}

.page-contact .contact-card__note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--cc-edge-soft);
  background: rgba(7, 7, 26, .55);
  transition: border-color .2s ease, background .2s ease;
}

.page-contact .contact-item:hover {
  border-color: var(--line-strong);
  background: rgba(7, 7, 26, .78);
}

.page-contact .contact-item__icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--cyan);
  background: rgba(45, 226, 230, .1);
  border: 1px solid rgba(45, 226, 230, .28);
}

.page-contact .contact-item__body {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.page-contact .contact-item__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .contact-item__value {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--gold-soft);
  word-break: break-all;
}

.page-contact .copy-btn {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--muted);
  background: rgba(168, 85, 247, .1);
  border: 1px solid var(--cc-edge-soft);
  border-radius: var(--pill);
  padding: 6px 13px;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--text);
  border-color: var(--neon-hi);
  background: rgba(168, 85, 247, .22);
  outline: none;
}

.page-contact .copy-btn.is-copied {
  color: var(--green);
  border-color: rgba(74, 222, 128, .5);
  background: rgba(74, 222, 128, .12);
}

.page-contact .contact-card__foot {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--cc-edge-soft);
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-card__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, .38);
}

.page-contact .contact-card__foot a:hover {
  color: var(--text);
  border-bottom-color: var(--neon-hi);
}

/* ---------- 章节体系 ---------- */
.page-contact .chapter {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .chapter__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--neon);
  opacity: .88;
  font-variant-numeric: tabular-nums;
}

.page-contact .chapter__body {
  min-width: 0;
  display: grid;
  gap: 14px;
}

.page-contact .chapter__body p {
  margin: 0;
  max-width: 64ch;
  color: var(--muted);
  line-height: 1.78;
}

.page-contact .chapter__body > .kicker {
  color: var(--neon-hi);
  margin: 0;
}

.page-contact .chapter__body h2 {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.26;
}

.page-contact .chapter__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, .38);
}

.page-contact .chapter__body a:hover {
  color: var(--text);
  border-bottom-color: var(--neon-hi);
}

/* ---------- 问题分流卡 ---------- */
.page-contact .route-grid {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .route-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--cc-edge-soft);
  background: linear-gradient(170deg, rgba(28, 26, 69, .72), rgba(18, 18, 46, .74));
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-contact .route-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 0 0 1px rgba(192, 132, 252, .18), 0 14px 30px rgba(7, 7, 26, .52);
}

.page-contact .route-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-contact .route-card__prep {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding-top: 11px;
  border-top: 1px dashed var(--cc-edge-soft);
  font-size: 13px;
  line-height: 1.68;
  color: var(--muted);
}

.page-contact .route-card__prep strong {
  flex: none;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--cyan);
}

/* ---------- 在线时段 ---------- */
.page-contact .hours-wrap {
  margin-top: 6px;
  display: grid;
  gap: 9px;
}

.page-contact .hours-track {
  position: relative;
  height: 42px;
  border-radius: var(--pill);
  border: 1px solid var(--cc-edge-soft);
  background: rgba(7, 7, 26, .8);
  overflow: hidden;
}

.page-contact .hours-track::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(169, 163, 207, .22) 1px, transparent 1px);
  background-size: calc(100% / 24) 100%;
  pointer-events: none;
}

.page-contact .hours-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 54.1667%;
  background: linear-gradient(90deg, rgba(45, 226, 230, .22), rgba(45, 226, 230, .62));
  border-left: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  box-shadow: 0 0 24px rgba(45, 226, 230, .34);
}

.page-contact .hours-scale {
  display: flex;
  justify-content: space-between;
  padding: 0 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-contact .hours-note {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .hours-note__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: var(--pill);
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(45, 226, 230, .8);
}

.page-contact .hours-note strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--gold-soft);
  letter-spacing: .02em;
}

/* ---------- 处理顺序 ---------- */
.page-contact .order-pills {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .order-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 17px 8px 9px;
  border-radius: var(--pill);
  border: 1px solid var(--cc-edge-soft);
  background: rgba(18, 18, 46, .8);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .order-pill__no {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: var(--pill);
  background: var(--neon);
  color: #0b0420;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-contact .order-note {
  margin: 0;
}

/* ---------- 渠道选择 ---------- */
.page-contact .channel-split {
  margin-top: 2px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .channel {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--cc-edge-soft);
  background: var(--cc-surface);
}

.page-contact .channel--mail {
  border-left: 3px solid var(--cyan);
}

.page-contact .channel--call {
  border-left: 3px solid var(--neon);
}

.page-contact .channel h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.42;
}

.page-contact .channel p {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .01em;
  color: var(--gold-soft);
  word-break: break-all;
}

/* ---------- 办公地址 ---------- */
.page-contact .address-block {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--cc-edge);
  background: rgba(28, 26, 69, .5);
}

.page-contact .address-block__value {
  margin: 0;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--text);
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--cc-edge-soft);
  background: rgba(18, 18, 46, .62);
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--text);
  transition: border-color .2s ease, background .2s ease;
}

.page-contact .prep-item.is-done {
  border-color: rgba(74, 222, 128, .38);
  background: rgba(74, 222, 128, .07);
}

.page-contact .prep-item__mark {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 7px;
  border: 1.5px solid var(--neon);
  background: rgba(168, 85, 247, .12);
  display: grid;
  place-items: center;
}

.page-contact .prep-item__mark::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(-45deg) translateY(-1px);
  opacity: 0;
  transition: opacity .18s ease;
}

.page-contact .prep-item.is-done .prep-item__mark::after {
  opacity: 1;
}

/* ---------- 图 ---------- */
.page-contact .page-contact__figure {
  margin: 4px 0 0;
}

/* ---------- 底部引导 ---------- */
.page-contact .contact-next {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--cc-edge);
  background:
    radial-gradient(90% 130% at 0% 0%, rgba(45, 226, 230, .15), transparent 62%),
    radial-gradient(90% 130% at 100% 100%, rgba(168, 85, 247, .2), transparent 62%),
    rgba(18, 18, 46, .74);
}

.page-contact .contact-next p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .contact-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .route-grid,
  .page-contact .channel-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 344px) minmax(0, 1fr);
    gap: clamp(34px, 4vw, 58px);
  }

  .page-contact .contact-card {
    position: sticky;
    top: calc(var(--header-offset) + 26px);
  }

  .page-contact .chapter {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 24px;
  }

  .page-contact .chapter__no {
    font-size: 36px;
    padding-top: 4px;
  }
}

@media (min-width: 1180px) {
  .page-contact .chapter {
    grid-template-columns: 92px minmax(0, 1fr);
  }
}

@media (max-width: 400px) {
  .page-contact .contact-item {
    grid-template-columns: 34px minmax(0, 1fr);
    row-gap: 8px;
  }

  .page-contact .copy-btn {
    grid-column: 2;
    justify-self: start;
  }

  .page-contact .hours-track {
    height: 34px;
  }
}