.page-contact {
  --ca-hair: rgba(111, 139, 163, 0.28);
  --ca-hair-strong: rgba(111, 139, 163, 0.5);
  --ca-card: linear-gradient(165deg, rgba(62, 110, 142, 0.22) 0%, rgba(7, 19, 32, 0.9) 68%);
}

/* ---------- 首屏：值班台卡 ---------- */
.page-contact .contact-hero {
  position: relative;
  background:
    radial-gradient(92% 120% at 6% -12%, rgba(62, 110, 142, 0.55) 0%, rgba(11, 27, 43, 0) 62%),
    radial-gradient(72% 92% at 100% 0%, rgba(49, 224, 208, 0.16) 0%, rgba(7, 19, 32, 0) 58%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
  padding: clamp(32px, 6vw, 72px) 0 clamp(44px, 6vw, 84px);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .contact-hero__crumb {
  font-size: 13px;
  color: var(--line);
}

.page-contact .contact-hero__crumb a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 224, 208, 0.35);
}

.page-contact .contact-hero__crumb a:hover {
  border-bottom-color: var(--cyan);
}

.page-contact .contact-hero__kicker {
  margin-top: 22px;
  color: var(--amber);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-size: clamp(40px, 8vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  margin: 22px 0 0;
  max-width: 36em;
  color: var(--warm);
  font-size: clamp(16px, 1.6vw, 18.5px);
  line-height: 1.85;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .deskcard {
  position: relative;
  background: linear-gradient(160deg, var(--card) 0%, var(--paper) 100%);
  color: var(--ink);
  border-radius: var(--r-lg);
  border-left: 4px solid var(--signal);
  padding: clamp(22px, 3vw, 30px);
  box-shadow: 0 30px 64px -36px rgba(0, 0, 0, 0.78);
}

.page-contact .deskcard__tag {
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-contact .deskcard__title {
  margin: 10px 0 16px;
  font-size: clamp(19px, 2.2vw, 22px);
  line-height: 1.35;
}

.page-contact .deskcard__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .deskcard__row {
  display: grid;
  gap: 3px;
  padding: 11px 0;
  border-top: 1px dashed var(--ca-hair);
}

.page-contact .deskcard__row dt {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .deskcard__row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .deskcard__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 章节公共 ---------- */
.page-contact .contact-chapter {
  margin-bottom: 16px;
}

.page-contact .contact-intro {
  max-width: 60ch;
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
}

/* ---------- 01 渠道 ---------- */
.page-contact .contact-channels {
  background: var(--ink-deep);
  color: var(--paper);
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .contact-channels .h-sec {
  color: var(--paper);
}

.page-contact .contact-channels .contact-intro {
  color: var(--warm);
}

.page-contact .chan-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 3.5vw, 40px);
}

.page-contact .chan {
  display: flex;
  flex-direction: column;
  background: var(--ca-card);
  border: 1px solid var(--ca-hair);
  border-radius: var(--r-lg);
  padding: clamp(20px, 2.6vw, 28px);
  color: var(--paper);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .chan.is-open {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(49, 224, 208, 0.32);
}

.page-contact .chan__top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-contact .chan__name {
  margin: 0;
  font-size: clamp(21px, 2.4vw, 26px);
  letter-spacing: -0.01em;
}

.page-contact .chan__value {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .chan__desc {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--warm);
}

.page-contact .chan__toggle {
  align-self: flex-start;
  margin-top: 20px;
  border-color: var(--ca-hair-strong);
  color: var(--cyan);
  background: transparent;
}

.page-contact .chan__panel {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--ca-hair);
}

.page-contact .chan__panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .chan__note {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--line);
}

/* ---------- 02 优先级 ---------- */
.page-contact .contact-priority {
  background: var(--card);
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .contact-priority__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-priority__media {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .contact-priority__media img,
.page-contact .contact-plate__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
  object-fit: cover;
}

.page-contact .contact-priority__media .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--mist);
}

.page-contact .contact-priority__body .h-sec {
  color: var(--ink);
}

.page-contact .contact-priority__text {
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .point-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .point-list li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .point-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 13px;
  height: 2px;
  background: var(--signal);
}

.page-contact .point-list strong {
  font-weight: 700;
}

.page-contact .contact-priority__hint {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .contact-priority__hint a {
  color: var(--mist);
}

/* ---------- 03 准备清单 ---------- */
.page-contact .contact-checklist {
  background: var(--paper);
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .contact-checklist .h-sec,
.page-contact .contact-checklist .contact-intro {
  color: var(--ink);
}

.page-contact .check-grid {
  display: grid;
  gap: 22px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  background: var(--card);
  border: 1px solid rgba(11, 27, 43, 0.1);
  border-left: 3px solid var(--signal);
  border-radius: var(--r-md);
  padding: 16px 18px;
}

.page-contact .checklist__box {
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 2px solid var(--mist);
  border-radius: 6px;
  background: rgba(62, 110, 142, 0.08);
}

.page-contact .checklist__k {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .checklist__v {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .check-note {
  align-self: start;
  background: linear-gradient(160deg, rgba(62, 110, 142, 0.14), rgba(11, 27, 43, 0.04));
  border: 1px dashed var(--ca-hair-strong);
  border-radius: var(--r-md);
  padding: clamp(20px, 2.6vw, 26px);
}

.page-contact .check-note__title {
  margin: 0;
  font-size: 17px;
  color: var(--ink);
}

.page-contact .check-note__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink);
}

.page-contact .check-note__tag {
  margin: 18px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 04 在线时段 ---------- */
.page-contact .contact-hours {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .contact-hours .h-sec {
  color: var(--paper);
}

.page-contact .contact-hours .contact-intro {
  color: var(--warm);
}

.page-contact .hours {
  list-style: none;
  margin: clamp(26px, 3.5vw, 38px) 0 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-contact .hours__day {
  position: relative;
  flex: 1 0 104px;
  scroll-snap-align: start;
  border: 1px solid var(--ca-hair);
  border-radius: var(--r-sm);
  background: rgba(7, 19, 32, 0.6);
  padding: 13px 11px 15px;
  transition: border-color 0.2s var(--ease);
}

.page-contact .hours__day:hover {
  border-color: var(--cyan);
}

.page-contact .hours__day.is-on {
  border-color: rgba(255, 106, 43, 0.45);
  background: rgba(255, 106, 43, 0.08);
}

.page-contact .hours__name {
  display: block;
  font-size: 14px;
  color: var(--paper);
  letter-spacing: 0.04em;
}

.page-contact .hours__bar {
  display: block;
  height: 6px;
  margin: 10px 0 9px;
  border-radius: 3px;
  background: var(--line);
  opacity: 0.32;
}

.page-contact .hours__day.is-on .hours__bar {
  background: linear-gradient(90deg, var(--signal), var(--amber));
  opacity: 1;
}

.page-contact .hours__txt {
  display: block;
  font-size: 12.5px;
  color: var(--warm);
}

.page-contact .hours__day.is-on .hours__txt {
  color: var(--paper);
}

.page-contact .hours__peek {
  display: block;
  margin-top: 9px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--line);
  transition: color 0.2s var(--ease);
}

.page-contact .hours__day:hover .hours__peek {
  color: var(--cyan);
}

.page-contact .hours__footnote {
  max-width: 66ch;
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--warm);
}

/* ---------- 05 铭牌 ---------- */
.page-contact .contact-plate {
  background: var(--ink-deep);
  color: var(--paper);
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .contact-plate .h-sec {
  color: var(--paper);
}

.page-contact .contact-plate__media {
  margin: 0 0 clamp(24px, 3vw, 36px);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .plate {
  border: 1px solid var(--ca-hair-strong);
  border-radius: var(--r-md);
  overflow: hidden;
  background:
    repeating-linear-gradient(90deg, rgba(111, 139, 163, 0.08) 0 1px, transparent 1px 14px),
    linear-gradient(180deg, rgba(7, 19, 32, 0.92), rgba(11, 27, 43, 0.92));
}

.page-contact .plate__row {
  display: grid;
  gap: 6px;
  padding: 16px clamp(16px, 3vw, 26px);
  border-bottom: 1px dashed var(--ca-hair);
}

.page-contact .plate__row:last-child {
  border-bottom: 0;
}

.page-contact .plate__k {
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--line);
}

.page-contact .plate__v {
  font-size: 16px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .plate__note {
  margin: 22px 0 0;
  max-width: 70ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--warm);
}

.page-contact .plate__note a {
  color: var(--cyan);
}

/* ---------- 收尾卷轴 ---------- */
.page-contact .contact-next {
  background: var(--ink-deep);
  padding: clamp(34px, 5vw, 58px) 0 clamp(44px, 5vw, 72px);
  border-top: 1px solid var(--ca-hair);
}

.page-contact .contact-next__label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--line);
}

.page-contact .contact-next__rail {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-contact .rail-card {
  flex: 0 0 auto;
  min-width: 208px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-snap-align: start;
  padding: 20px;
  border: 1px solid var(--ca-hair);
  border-radius: var(--r-md);
  background: linear-gradient(150deg, rgba(62, 110, 142, 0.2), rgba(7, 19, 32, 0.62));
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .rail-card:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-contact .rail-card__k {
  font-size: 12px;
  color: var(--signal);
}

.page-contact .rail-card__t {
  font-size: 17px;
  font-weight: 700;
}

.page-contact .rail-card__d {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--warm);
}

.page-contact .rail-card:hover .rail-card__d {
  color: var(--cyan);
}

/* ---------- 渐进增强：折叠面板 ---------- */
@media (scripting: enabled) {
  .page-contact .chan__panel {
    display: none;
  }

  .page-contact .chan[data-disclosure].is-open .chan__panel {
    display: block;
  }
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-contact .plate__row {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .page-contact .check-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .chan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .chan--mail {
    margin-top: 30px;
  }

  .page-contact .chan--ticket {
    margin-top: 62px;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-contact .contact-priority__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__title {
    font-size: clamp(64px, 6.6vw, 92px);
  }

  .page-contact .rail-card {
    min-width: 236px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .hours__day,
  .page-contact .hours__peek,
  .page-contact .rail-card {
    transition: none;
  }
}