/* ===== 联系与反馈 · 页面专属样式 ===== */
.page-contact {
  --contact-line: rgba(198, 208, 214, .2);
  --contact-line-strong: rgba(198, 208, 214, .42);
  --contact-pad: clamp(20px, 4vw, 36px);
  --contact-ink-soft: #46545f;
  --contact-lake-deep: #0a7268;
}

/* ---------- 开场 ---------- */
.page-contact .contact-open {
  padding-block: clamp(26px, 4vw, 48px) clamp(34px, 5vw, 58px);
}

.page-contact .breadcrumb {
  margin-bottom: clamp(24px, 3vw, 38px);
  font-size: var(--step-2);
  color: var(--text-dim);
}

.page-contact .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover {
  color: var(--lake-bright);
}

.page-contact .contact-open__head {
  position: relative;
  max-width: 880px;
  padding-left: 22px;
}

.page-contact .contact-open__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--lake) 0%, rgba(18, 167, 154, 0) 100%);
}

.page-contact .contact-open__label {
  margin: 0 0 16px;
}

.page-contact .contact-open__title {
  margin: 0 0 22px;
  font-size: clamp(32px, 5.4vw, 60px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--salt);
}

.page-contact .contact-open__lede {
  margin: 0;
  max-width: 42em;
  color: var(--text);
}

/* ---------- 坐标索引 ---------- */
.page-contact .contact-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-index .coord-list__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--contact-line);
  color: var(--text-dim);
  font-size: var(--step-2);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .contact-index .coord-list__item:hover,
.page-contact .contact-index .coord-list__item.is-active {
  border-color: var(--lake);
  color: var(--salt);
  transform: translateY(-2px);
}

.page-contact .contact-index .coord-list__idx {
  font-size: var(--step-1);
  letter-spacing: .12em;
  color: var(--lake-bright);
}

/* ---------- 核心双栏 ---------- */
.page-contact .contact-core {
  padding-block: clamp(20px, 3vw, 40px) clamp(48px, 7vw, 88px);
}

.page-contact .contact-core__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 42px);
}

@media (min-width: 980px) {
  .page-contact .contact-core__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4.5vw, 64px);
    align-items: start;
  }
}

/* 联系方式卡片 */
.page-contact .contact-card {
  position: relative;
  background: var(--salt);
  color: var(--ink);
  border: 1px solid var(--rule);
  box-shadow: 8px 8px 0 rgba(6, 18, 28, .6);
  overflow: hidden;
}

.page-contact .contact-card__media {
  position: relative;
  display: block;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--stand);
  margin: 0;
}

.page-contact .contact-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .8;
}

.page-contact .contact-card__body {
  padding: var(--contact-pad);
}

.page-contact .contact-card__label {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-contact .contact-card__list {
  margin: 0;
  padding: 0;
}

.page-contact .contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid rgba(198, 208, 214, .62);
}

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

@media (min-width: 520px) {
  .page-contact .contact-row {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 4px 16px;
    align-items: baseline;
  }
}

.page-contact .contact-row dt {
  font-size: var(--step-2);
  letter-spacing: .08em;
  color: var(--slate);
}

.page-contact .contact-row dd {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-row dd .mono {
  font-weight: 600;
  letter-spacing: .01em;
}

.page-contact .contact-card__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(198, 208, 214, .62);
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--contact-ink-soft);
}

.page-contact .contact-card__legal {
  margin: 10px 0 0;
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--contact-ink-soft);
}

.page-contact .contact-card__legal a {
  color: var(--contact-lake-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-card__legal a:hover {
  color: var(--ink);
}

/* 咨询分类 */
.page-contact .contact-topics__label {
  margin: 0 0 14px;
}

.page-contact .contact-topics__title {
  margin: 0 0 14px;
  color: var(--salt);
}

.page-contact .contact-topics__lede {
  margin: 0 0 24px;
  color: var(--text-dim);
}

.page-contact .contact-topics__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-topics__filter .filter__btn {
  font: inherit;
  font-size: var(--step-2);
  letter-spacing: .04em;
  padding: 9px 14px;
  border: 1px solid var(--contact-line-strong);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .contact-topics__filter .filter__btn:hover {
  border-color: var(--lake-bright);
  color: var(--salt);
}

.page-contact .contact-topics__filter .filter__btn[aria-pressed="true"] {
  border-color: var(--lake);
  background: rgba(18, 167, 154, .16);
  color: var(--salt);
}

.page-contact .contact-topics__panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.page-contact .topic-panel {
  position: relative;
  padding: 22px 20px 24px 26px;
  border: 1px solid var(--contact-line);
  background: linear-gradient(160deg, rgba(18, 167, 154, .09) 0%, rgba(18, 167, 154, 0) 58%);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .topic-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--lake);
}

.page-contact .topic-panel:hover {
  border-color: var(--lake-bright);
}

.page-contact .topic-panel__idx {
  margin: 0 0 10px;
  font-size: var(--step-1);
  letter-spacing: .2em;
  color: var(--data);
}

.page-contact .topic-panel__title {
  margin: 0 0 10px;
  font-size: var(--step-4);
  line-height: 1.4;
  color: var(--salt);
}

.page-contact .topic-panel__desc {
  margin: 0 0 14px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .topic-panel__list {
  margin: 0;
  padding: 12px 0 0;
  list-style: none;
  border-top: 1px solid var(--contact-line);
}

.page-contact .topic-panel__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 7px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--text);
}

.page-contact .topic-panel__list li:last-child {
  margin-bottom: 0;
}

.page-contact .topic-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 7px;
  height: 1px;
  background: var(--lake-bright);
}

/* ---------- 处理流程 ---------- */
.page-contact .contact-process {
  padding-block: clamp(46px, 6vw, 86px);
  background: var(--stand);
  border-top: 1px solid var(--contact-line);
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-head {
  max-width: 760px;
  margin-bottom: clamp(26px, 3.5vw, 40px);
}

.page-contact .contact-head__label {
  margin: 0 0 14px;
}

.page-contact .contact-head__title {
  margin: 0 0 14px;
  color: var(--salt);
}

.page-contact .contact-head__lede {
  margin: 0;
  color: var(--text-dim);
}

.page-contact .contact-process__figure {
  position: relative;
  margin: 0 0 clamp(30px, 4vw, 48px);
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid var(--contact-line);
}

.page-contact .contact-process__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--contact-line);
  border: 1px solid var(--contact-line);
}

@media (min-width: 880px) {
  .page-contact .contact-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .contact-step {
  position: relative;
  padding: 24px 20px 28px;
  background: var(--stand);
  border-top: 3px solid var(--step-accent, var(--lake));
  transition: background-color var(--dur) var(--ease);
}

.page-contact .contact-step--receive { --step-accent: var(--lake); }
.page-contact .contact-step--route { --step-accent: var(--lake-bright); }
.page-contact .contact-step--verify { --step-accent: var(--lake); }
.page-contact .contact-step--reply { --step-accent: var(--data); }

.page-contact .contact-step:hover {
  background: #071825;
}

.page-contact .contact-step__idx {
  margin: 0 0 14px;
  font-size: var(--step-5);
  line-height: 1;
  font-weight: 700;
  color: var(--step-accent, var(--lake));
}

.page-contact .contact-step__title {
  margin: 0 0 10px;
  font-size: var(--step-4);
  color: var(--salt);
}

.page-contact .contact-step__text {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 服务时段 ---------- */
.page-contact .contact-hours {
  padding-block: clamp(46px, 6vw, 84px) clamp(30px, 4vw, 50px);
}

.page-contact .contact-hours__label {
  margin: 0 0 14px;
}

.page-contact .contact-hours__title {
  margin: 0 0 14px;
  color: var(--salt);
}

.page-contact .contact-hours__lede {
  margin: 0;
  color: var(--text-dim);
}

.page-contact .hours-list {
  list-style: none;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .hours-item {
  padding: 20px 0 20px 22px;
  border-bottom: 1px solid var(--contact-line);
  border-left: 2px solid var(--rule-soft);
  transition: border-left-color var(--dur) var(--ease);
}

.page-contact .hours-item:hover {
  border-left-color: var(--lake);
}

.page-contact .hours-item--urgent:hover {
  border-left-color: var(--alert);
}

.page-contact .hours-item__key {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 600;
  line-height: 1.4;
  color: var(--salt);
}

.page-contact .hours-item__val {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 常见答复时间 ---------- */
.page-contact .contact-replies {
  padding-block: clamp(30px, 4vw, 50px) clamp(46px, 6vw, 84px);
}

.page-contact .contact-replies__label {
  margin: 0 0 14px;
}

.page-contact .contact-replies__title {
  margin: 0 0 14px;
  color: var(--salt);
}

.page-contact .contact-replies__lede {
  margin: 0;
  color: var(--text-dim);
}

.page-contact .reply-list {
  list-style: none;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .reply-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--contact-line);
  transition: border-bottom-color var(--dur) var(--ease);
}

.page-contact .reply-row:hover {
  border-bottom-color: var(--lake);
}

.page-contact .reply-row__label {
  font-size: var(--step-3);
  line-height: 1.6;
  color: var(--text);
}

.page-contact .reply-row__time {
  font-size: var(--step-2);
  letter-spacing: .02em;
  color: var(--data);
  white-space: nowrap;
}

/* ---------- 常用入口 ---------- */
.page-contact .contact-next {
  padding-block: clamp(34px, 5vw, 60px) clamp(56px, 8vw, 104px);
}

.page-contact .contact-next__paper {
  padding: clamp(24px, 4vw, 40px);
  background: var(--salt);
  color: var(--ink);
  border: 1px solid var(--rule);
  box-shadow: 8px 8px 0 rgba(6, 18, 28, .6);
}

.page-contact .contact-next__paper .label {
  margin: 0;
  color: var(--slate);
  border-color: var(--rule);
}

.page-contact .contact-next__paper .h3 {
  margin: 14px 0 14px;
  color: var(--ink);
}

.page-contact .contact-next__paper .prose {
  margin: 0 0 24px;
  color: #2b3740;
}

.page-contact .contact-next__links {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(198, 208, 214, .72);
}

.page-contact .contact-next__links li {
  border-bottom: 1px solid rgba(198, 208, 214, .72);
}

.page-contact .contact-next__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  font-size: var(--step-3);
  line-height: 1.6;
  color: var(--ink);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .contact-next__links a::after {
  content: "→";
  flex: 0 0 auto;
  color: var(--contact-lake-deep);
  transition: transform var(--dur) var(--ease);
}

.page-contact .contact-next__links a:hover {
  color: var(--contact-lake-deep);
}

.page-contact .contact-next__links a:hover::after {
  transform: translateX(3px);
}

/* ---------- 窄屏收尾 ---------- */
@media (max-width: 420px) {
  .page-contact .contact-row dd .mono {
    font-size: var(--step-2);
  }

  .page-contact .contact-open__head {
    padding-left: 16px;
  }

  .page-contact .contact-card {
    box-shadow: 5px 5px 0 rgba(6, 18, 28, .6);
  }

  .page-contact .contact-next__paper {
    box-shadow: 5px 5px 0 rgba(6, 18, 28, .6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-index .coord-list__item,
  .page-contact .contact-next__links a::after,
  .page-contact .topic-panel,
  .page-contact .reply-row,
  .page-contact .hours-item {
    transition: none;
  }
}