.page-contact {
  --contact-aside: 336px;
  --contact-line: 1px solid var(--mist);
  background: var(--silver);
  color: var(--text);
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-contact [id] {
  scroll-margin-top: 24px;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(36px, 5.5vw, 80px) 0 clamp(52px, 7vw, 104px);
  background:
    radial-gradient(120% 120% at 92% -20%, rgba(22, 194, 200, .26) 0%, rgba(22, 194, 200, 0) 55%),
    linear-gradient(158deg, #0A1A2F 0%, #12294A 58%, #0A1A2F 100%);
  color: var(--paper);
}

.page-contact .contact-hero__edge {
  position: absolute;
  right: -18%;
  bottom: -48%;
  z-index: -1;
  width: min(620px, 78vw);
  aspect-ratio: 1 / 1;
  transform: rotate(-18deg);
  background: linear-gradient(142deg, rgba(255, 107, 44, .34), rgba(255, 107, 44, 0) 68%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  gap: 34px;
  align-items: start;
}

.page-contact .contact-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 5.4vw, 74px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: rgba(252, 253, 255, .82);
}

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

.page-contact .contact-hero__panel {
  padding: 26px 24px 28px;
  background: linear-gradient(160deg, rgba(252, 253, 255, .99), rgba(239, 243, 248, .95));
  border: 1px solid rgba(215, 222, 232, .75);
  border-top: 3px solid var(--cyan);
  border-radius: var(--radius);
  box-shadow: 0 26px 60px -42px rgba(0, 0, 0, .95);
  color: var(--text);
}

.page-contact .contact-hero__panel-lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .contact-stat-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-stat-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--mist);
}

.page-contact .contact-stat-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-stat-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--signal);
}

.page-contact .contact-stat-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 主体容器 ---------- */

.page-contact .contact-body {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(32px, 4.5vw, 56px) var(--gutter) clamp(56px, 7vw, 96px);
}

.page-contact .contact-index {
  padding: 12px 0;
  margin-bottom: clamp(24px, 3.5vw, 44px);
  border-top: var(--contact-line);
  border-bottom: var(--contact-line);
}

.page-contact .contact-index .index-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-index .index-list a {
  display: inline-block;
  padding: 4px 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .contact-index .index-list a:hover,
.page-contact .contact-index .index-list a.is-active {
  color: var(--ink);
  border-bottom-color: var(--signal);
}

.page-contact .contact-layout {
  display: grid;
  gap: 40px;
  align-items: start;
}

.page-contact .contact-section {
  position: relative;
  padding: clamp(24px, 3vw, 38px) 0;
  border-top: var(--contact-line);
}

.page-contact .contact-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .contact-section .index-label {
  display: inline-block;
  margin: 0 0 12px;
  color: var(--muted);
}

.page-contact .contact-section .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .contact-section__lead {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 三条通道 ---------- */

.page-contact .contact-channels {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .contact-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 24px;
  background: var(--paper);
  border: var(--contact-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease);
}

.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--mist);
}

.page-contact .contact-channel--cyan::before {
  background: var(--cyan);
}

.page-contact .contact-channel--signal::before {
  background: var(--signal);
}

.page-contact .contact-channel--amber::before {
  background: var(--amber);
}

.page-contact .contact-channel:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 46px -32px rgba(10, 26, 47, .55);
}

.page-contact .contact-channel__tag {
  align-self: flex-start;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
  background: var(--silver);
  border: 1px solid var(--mist);
  border-radius: 2px;
}

.page-contact .contact-channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--ink);
}

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

.page-contact .contact-channel__fit {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--mist);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .contact-channel__fit-key {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--signal);
}

.page-contact .contact-channel__value {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--cyan-ink);
  word-break: break-all;
}

.page-contact .contact-channel__link {
  margin-top: auto;
  padding-top: 6px;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--cyan-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 110, 119, .35);
  align-self: flex-start;
}

.page-contact .contact-channel__link:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.page-contact .contact-channels__figure {
  margin: 30px 0 0;
}

.page-contact .contact-channels__figure .figure-frame {
  border: var(--contact-line);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
}

.page-contact .figure-caption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 提交要点 ---------- */

.page-contact .contact-checklist {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--mist);
  border: var(--contact-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-checklist li {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: var(--paper);
}

.page-contact .contact-checklist__key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--ink);
}

.page-contact .contact-checklist__key::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--signal);
}

.page-contact .contact-checklist__body {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 处理节奏 ---------- */

.page-contact .contact-tempo__figure {
  margin: 28px 0 0;
}

.page-contact .contact-tempo__figure .figure-frame {
  border: var(--contact-line);
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(215, 222, 232, .45) 1px, transparent 1px) 0 0 / 100% 32px,
    var(--paper);
  overflow: hidden;
}

.page-contact .contact-timeline {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-contact .contact-timeline__item {
  position: relative;
  padding-left: 26px;
}

.page-contact .contact-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(22, 194, 200, .16);
}

.page-contact .contact-timeline__item:first-child::before {
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(255, 107, 44, .18);
}

.page-contact .contact-timeline__item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 24px;
  bottom: -20px;
  width: 1px;
  background: var(--mist);
}

.page-contact .contact-timeline__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: .03em;
  color: var(--ink);
}

.page-contact .contact-timeline__label {
  margin: 4px 0 0;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--cyan-ink);
}

.page-contact .contact-timeline__note {
  margin: 8px 0 0;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 常见问题标签 ---------- */

.page-contact .contact-tags {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-tags__item {
  flex: 1 1 240px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
  padding: 16px 18px;
  background: var(--paper);
  border: var(--contact-line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
}

.page-contact .contact-tags__item--wide {
  flex: 1 1 340px;
  border-left-color: var(--cyan);
}

.page-contact .contact-tags__item--signal {
  border-left-color: var(--signal);
}

.page-contact .contact-tags__name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--ink);
}

.page-contact .contact-tags__tip {
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-types__more {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-types__link {
  margin-left: 8px;
  color: var(--cyan-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 110, 119, .35);
}

.page-contact .contact-types__link:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 服务范围数据 ---------- */

.page-contact .contact-stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--mist);
  border: var(--contact-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-stats li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  background: var(--paper);
}

.page-contact .contact-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 27px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .contact-stats__num em {
  margin-left: 4px;
  font-style: normal;
  font-size: .55em;
  color: var(--muted);
}

.page-contact .contact-stats__label {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-regions__note {
  margin: 22px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-regions__link {
  margin-left: 8px;
  color: var(--cyan-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 110, 119, .35);
}

.page-contact .contact-regions__link:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 右侧联系信息面板 ---------- */

.page-contact .contact-side {
  position: static;
}

.page-contact .contact-side__card {
  position: relative;
  padding: 26px 24px 28px;
  background: var(--paper);
  border: var(--contact-line);
  border-top: 3px solid var(--signal);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-side__card::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 12px;
  right: -12px;
  bottom: -12px;
  height: 60%;
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(215, 222, 232, .5), rgba(215, 222, 232, 0));
}

.page-contact .contact-side__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 300;
  line-height: 1.25;
  color: var(--ink);
}

.page-contact .contact-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-list li {
  display: grid;
  gap: 6px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--mist);
}

.page-contact .contact-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-val {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .contact-side__note {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: var(--contact-line);
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-side__links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
}

.page-contact .contact-side__privacy {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--mist);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .contact-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .contact-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-checklist li {
    grid-template-columns: minmax(150px, 190px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
    padding: 20px 22px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1fr) var(--contact-aside);
    align-items: end;
    gap: 56px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 1fr) var(--contact-aside);
    gap: 56px;
  }

  .page-contact .contact-side {
    position: sticky;
    top: 96px;
  }

  .page-contact .contact-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    position: relative;
  }

  .page-contact .contact-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 7px;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--signal) 0%, var(--cyan) 46%, var(--mist) 100%);
  }

  .page-contact .contact-timeline__item {
    padding: 34px 26px 0 0;
  }

  .page-contact .contact-timeline__item::before {
    top: 0;
    width: 17px;
    height: 17px;
    box-sizing: border-box;
    border: 4px solid var(--cyan);
    background: var(--paper);
    box-shadow: none;
  }

  .page-contact .contact-timeline__item:first-child::before {
    border-color: var(--signal);
    background: var(--paper);
  }

  .page-contact .contact-timeline__item::after {
    display: none;
  }
}

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