.page-contact {
  --c-gap: 20px;
  --c-tint: rgba(53, 242, 214, 0.06);
  display: block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.page-contact .contact-head {
  max-width: 760px;
  margin-bottom: var(--sp-4);
}

.page-contact .contact-head__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.4vw, 46px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-contact .contact-head__lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: var(--sp-3);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-contact .crumbs a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-contact .crumbs__now {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.36;
}

.page-contact .contact-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: var(--sp-5);
    align-items: end;
  }
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-size: clamp(38px, 8.4vw, 76px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--stone);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--sp-4);
}

.page-contact .contact-hero__panel {
  position: relative;
  padding: var(--sp-3) var(--sp-3) var(--sp-3) var(--sp-4);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(150deg, var(--c-tint), transparent 62%);
}

.page-contact .contact-hero__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-contact .contact-hero__num {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(56px, 13vw, 92px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--cyan);
}

.page-contact .contact-hero__unit {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-contact .contact-hero__panel .divider {
  margin: 18px 0;
}

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

/* ---------- 提交前准备 ---------- */
.page-contact .contact-prep {
  padding-block: var(--sp-5);
}

.page-contact .prep-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--c-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--sp-3);
  padding-top: calc(var(--sp-3) + 8px);
  background: var(--ink-deep);
  border: 1px solid var(--line);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-contact .prep-card::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  width: 46px;
  height: 3px;
  background: var(--clay);
}

.page-contact .prep-card:hover {
  border-color: rgba(53, 242, 214, 0.4);
}

.page-contact .prep-card--wide::before {
  background: var(--cyan);
  width: 88px;
}

.page-contact .prep-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-contact .prep-card__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .prep-card__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: var(--stone);
}

@media (min-width: 900px) {
  .page-contact .prep-list {
    grid-template-columns: 1fr 0.86fr 1.44fr;
    gap: 0;
    border: 1px solid var(--line);
  }

  .page-contact .prep-card {
    border: none;
    border-left: 1px solid var(--line);
    padding: var(--sp-4) var(--sp-3);
    min-height: 100%;
  }

  .page-contact .prep-list .prep-card:first-child {
    border-left: none;
  }

  .page-contact .prep-card::before {
    left: 0;
    top: 0;
  }
}

/* ---------- 三类问题 ---------- */
.page-contact .contact-routes {
  padding-block: var(--sp-5);
  background: var(--ink-deep);
  border-block: 1px solid var(--line);
}

.page-contact .route-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--sp-3);
}

.page-contact .filter-btn {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.1em;
  padding: 11px 20px;
  color: var(--stone);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-contact .filter-btn:hover {
  color: var(--paper);
  border-color: var(--stone);
}

.page-contact .filter-btn.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .route-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--c-gap);
}

.page-contact .route-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3);
  padding: var(--sp-3);
  background: var(--ink);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
}

.page-contact .route-item__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
}

.page-contact .route-item__symptom {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .route-item__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-contact .route-steps {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-contact .route-steps li {
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
}

.page-contact .route-steps li::marker {
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-contact .route-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-tags li {
  padding: 5px 10px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--paper);
  border: 1px solid var(--line);
  background: rgba(194, 96, 63, 0.16);
}

.page-contact .route-item__time {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--moss);
}

@media (min-width: 820px) {
  .page-contact .route-item {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr) minmax(0, 0.95fr);
    gap: var(--sp-4);
    padding: var(--sp-4);
    align-items: start;
  }

  .page-contact .route-item__time {
    margin-top: auto;
  }
}

/* ---------- 响应时段 ---------- */
.page-contact .contact-response {
  padding-block: var(--sp-5);
}

.page-contact .response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
}

@media (min-width: 900px) {
  .page-contact .response-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: var(--sp-5);
    align-items: center;
  }
}

.page-contact .response-facts {
  margin: var(--sp-3) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .response-facts li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 18px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .response-facts__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-contact .response-facts__text {
  font-size: 15px;
  line-height: 1.65;
  color: var(--stone);
}

.page-contact .figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-contact .figure__media {
  display: block;
  overflow: hidden;
  background: var(--ink-deep);
}

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

.page-contact .figure__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}

.page-contact .response-figure {
  border-left: 3px solid var(--moss);
}

/* ---------- 处理流程 ---------- */
.page-contact .contact-flow {
  padding-block: var(--sp-5);
  background: var(--ink-deep);
  border-block: 1px solid var(--line);
}

.page-contact .flow-figure {
  margin-bottom: var(--sp-4);
}

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

.page-contact .flow-step {
  position: relative;
  padding: var(--sp-3);
  background: var(--ink);
  transition: background 0.25s ease;
}

.page-contact .flow-step:hover {
  background: #0d2135;
}

.page-contact .flow-step__num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .flow-step:nth-child(2) .flow-step__num {
  color: var(--moss);
}

.page-contact .flow-step:nth-child(3) .flow-step__num {
  color: var(--clay);
}

.page-contact .flow-step:nth-child(4) .flow-step__num {
  color: var(--orange);
}

.page-contact .flow-step__title {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
}

.page-contact .flow-step__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .flow-step__more {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--moss);
}

@media (min-width: 820px) {
  .page-contact .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .flow-step {
    padding: var(--sp-3) var(--sp-3) var(--sp-4);
  }
}

@media (hover: hover) and (min-width: 820px) {
  .page-contact .flow-step__more {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.3s ease, margin-top 0.35s ease;
  }

  .page-contact .flow-step:hover .flow-step__more,
  .page-contact .flow-step:focus-within .flow-step__more {
    max-height: 140px;
    margin-top: 12px;
    opacity: 1;
  }
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-reach {
  padding-block: var(--sp-5);
}

.page-contact .reach-table {
  border-top: 1px solid var(--line);
}

.page-contact .reach-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .reach-row__key {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-contact .reach-row__val {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .reach-row__val--mail {
  font-family: var(--font-mono);
  font-size: clamp(16px, 3.4vw, 22px);
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-contact .reach-row__val--phone {
  font-family: var(--font-mono);
  font-size: clamp(28px, 6vw, 40px);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-contact .reach-row__val--addr {
  font-size: 17px;
  font-weight: 600;
}

.page-contact .reach-row__hint {
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

@media (min-width: 780px) {
  .page-contact .reach-row {
    grid-template-columns: 132px minmax(0, 1.15fr) minmax(0, 1fr);
    gap: var(--sp-3);
    align-items: baseline;
  }
}

.page-contact .reach-note {
  margin: var(--sp-3) 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 60, 0.08);
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

/* ---------- 自助排查 ---------- */
.page-contact .contact-self {
  padding-block: var(--sp-5);
  border-top: 1px solid var(--line);
}

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

.page-contact .self-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--sp-3);
  background: var(--ink);
  transition: background 0.25s ease;
}

.page-contact .self-item:hover {
  background: #0d2135;
}

.page-contact .self-item__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  color: var(--ink);
  background: var(--amber);
}

.page-contact .self-item__title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
}

.page-contact .self-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .self-cta {
  margin: var(--sp-3) 0 0;
}

@media (min-width: 700px) {
  .page-contact .self-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .self-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 备案与地区 ---------- */
.page-contact .contact-records {
  padding-block: var(--sp-4) var(--sp-5);
  background: var(--ink-deep);
  border-top: 1px solid var(--line);
}

.page-contact .records-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3);
  padding: var(--sp-3);
  background: var(--paper);
  color: var(--ink);
}

.page-contact .records-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .records-cell__key {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(10, 26, 42, 0.62);
}

.page-contact .records-cell__val {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .records-cell__val--num {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.01em;
}

@media (min-width: 700px) {
  .page-contact .records-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-4);
    padding: var(--sp-4);
  }

  .page-contact .records-cell {
    padding-left: var(--sp-3);
    border-left: 1px solid rgba(10, 26, 42, 0.2);
  }

  .page-contact .records-cell:first-child {
    padding-left: 0;
    border-left: none;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}