.page-contact {
  --card-pad: 22px;
  --card-lift: -4px;
  background: var(--bg);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  margin: 20px 0 4px;
  padding: 26px 20px 28px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background:
    linear-gradient(128deg, rgba(41, 242, 192, 0.07), rgba(6, 17, 15, 0) 54%),
    repeating-linear-gradient(135deg, rgba(31, 58, 53, 0.4) 0 1px, rgba(6, 17, 15, 0) 1px 22px),
    var(--panel);
}

.page-contact .contact-hero__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(28px, 7vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  max-width: 20ch;
}

.page-contact .contact-hero__lede {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact .contact-hero__facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-hero__fact {
  background: var(--bg);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .contact-hero__fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .contact-hero__fact dd {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  word-break: break-all;
}

/* ---------- 联系卡 ---------- */
.page-contact .channel-cards {
  display: grid;
  gap: 18px;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--card-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--cyan);
  transform: translateY(var(--card-lift));
}

.page-contact .channel-card__code {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .channel-card__title {
  margin: 0;
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
}

.page-contact .channel-card__value {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .channel-card__value--plain {
  font-family: var(--font-body);
  color: var(--white);
  font-size: 16px;
  line-height: 1.6;
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 6px;
}

.page-contact .copy-hint {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .copy-hint.is-active {
  color: var(--yellow);
}

/* ---------- 响应时段 + 图片 ---------- */
.page-contact .channel-lower {
  display: grid;
  gap: 20px;
  margin-top: 26px;
}

.page-contact .respond-window {
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .respond-window__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  justify-content: space-between;
}

.page-contact .respond-window__title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
}

.page-contact .time-scale {
  position: relative;
  height: 44px;
  margin: 22px 0 28px;
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(31, 58, 53, 0.95) 0 1px, rgba(4, 16, 14, 0) 1px 8.333%),
    #04100e;
  overflow: visible;
}

.page-contact .time-scale__band {
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--cyan), rgba(41, 242, 192, 0.3));
}

.page-contact .time-scale__band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, rgba(4, 16, 14, 0.45) 0 3px, rgba(4, 16, 14, 0) 3px 9px);
}

.page-contact .time-scale__tick {
  position: absolute;
  bottom: -22px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .time-scale__tick--start {
  left: 37.5%;
  transform: translateX(-50%);
  color: var(--cyan);
}

.page-contact .time-scale__tick--end {
  left: 75%;
  transform: translateX(-100%);
  color: var(--cyan);
}

.page-contact .respond-window__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-figure {
  margin: 0;
}

.page-contact .channel-figure img,
.page-contact .city-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: saturate(0.92) contrast(1.04);
}

/* ---------- 反馈要点 ---------- */
.page-contact .brief-list {
  list-style: none;
  counter-reset: brief;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .brief-list__item {
  position: relative;
  counter-increment: brief;
  padding: 20px 20px 20px 58px;
  background: var(--bg);
  transition: background-color 0.2s var(--ease);
}

.page-contact .brief-list__item::before {
  content: counter(brief, decimal-leading-zero);
  position: absolute;
  left: 20px;
  top: 21px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .brief-list__item:hover {
  background: var(--panel);
}

.page-contact .brief-list__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
}

.page-contact .brief-list__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 分类协助 ---------- */
.page-contact .intent-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .intent-tab {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 10px 16px;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .intent-tab:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-contact .intent-tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .intent-tab.is-active {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-contact .intent-panels {
  display: grid;
  gap: 16px;
}

.page-contact .intent-panel {
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
}

.page-contact .intent-panel__code {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-contact .intent-panel__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
}

.page-contact .intent-panel__lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

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

.page-contact .intent-panel__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .intent-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .intent-footnote {
  margin: 20px 0 0;
  padding: 14px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
  border-left: 3px solid var(--yellow);
  background: rgba(255, 212, 59, 0.06);
}

/* ---------- 内容协作 ---------- */
.page-contact .collab-grid {
  display: grid;
  gap: 18px;
}

.page-contact .collab-card {
  padding: 22px 20px 24px;
  background: var(--brown);
  border: 1px solid var(--rust);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .collab-card:hover {
  border-color: var(--orange);
  transform: translateY(var(--card-lift));
}

.page-contact .collab-card__code {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--yellow);
  border: 1px solid rgba(255, 212, 59, 0.35);
}

.page-contact .collab-card__title {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--cream);
}

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

.page-contact .collab-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(243, 234, 216, 0.78);
}

.page-contact .collab-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

/* ---------- 品牌与媒体 ---------- */
.page-contact .media-block {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .media-block__body {
  padding: 24px 20px 26px;
}

.page-contact .media-block__title {
  margin: 14px 0 14px;
  font-size: clamp(24px, 5.5vw, 36px);
  font-weight: 800;
  line-height: 1.2;
}

.page-contact .media-block__body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact .media-block__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .media-block__aside {
  padding: 22px 20px 26px;
  background: var(--bg);
  border-top: 1px solid var(--line);
}

.page-contact .media-block__aside-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .media-block__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .media-block__links li {
  background: var(--bg);
}

.page-contact .media-block__links a {
  display: block;
  padding: 13px 14px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
  text-decoration: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .media-block__links a:hover,
.page-contact .media-block__links a:focus-visible {
  color: var(--cyan);
  background: var(--panel);
  outline: none;
}

/* ---------- 备案与站点信息 ---------- */
.page-contact .visually-plain {
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
}

.page-contact .identity-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 14px 18px;
  background: var(--brown);
  border: 1px solid var(--rust);
}

.page-contact .identity-band__label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .identity-band__value {
  font-size: 13px;
  font-weight: 700;
  color: var(--cream);
  word-break: break-all;
}

.page-contact .identity-band__sep {
  width: 1px;
  height: 16px;
  background: var(--rust);
}

.page-contact .city-figure {
  margin: 22px 0 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero {
    padding: 40px 44px 44px;
  }

  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .brief-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .intent-panels {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .collab-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .collab-card:first-child {
    grid-column: 1 / -1;
  }

  .page-contact .media-block {
    grid-template-columns: 1.6fr 1fr;
  }

  .page-contact .media-block__aside {
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 1024px) {
  .page-contact .channel-cards {
    grid-template-columns: 1.15fr 1fr 0.95fr;
    align-items: start;
  }

  .page-contact .channel-card--phone {
    margin-top: 30px;
  }

  .page-contact .channel-card--addr {
    margin-top: 60px;
  }

  .page-contact .channel-lower {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 24px;
  }

  .page-contact .collab-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .collab-card:first-child {
    grid-column: auto;
    margin-top: 26px;
  }

  .page-contact .collab-card:nth-child(2) {
    margin-top: 52px;
  }

  .page-contact .brief-list__item {
    padding: 24px 26px 24px 66px;
  }

  .page-contact .brief-list__item::before {
    left: 26px;
    top: 25px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .collab-card,
  .page-contact .brief-list__item,
  .page-contact .intent-tab,
  .page-contact .media-block__links a {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .collab-card:hover {
    transform: none;
  }
}