.page-contact {
  --contact-gap: clamp(20px, 3.4vw, 40px);
  --contact-rule: 1px solid var(--c-line);
}

.page-contact .contact-top {
  padding-top: clamp(16px, 3vw, 30px);
}

/* ---------- 首屏：错位双栏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: var(--contact-gap);
  margin: clamp(26px, 4vw, 50px) 0 0;
}

.page-contact .contact-card {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  padding: clamp(22px, 3.6vw, 40px);
  border: var(--contact-rule);
  border-radius: var(--r);
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(79, 227, 208, 0.09), transparent 58%),
    linear-gradient(180deg, var(--c-layer), #0d1e33);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-cyan), rgba(79, 227, 208, 0) 58%, var(--c-orange));
}

.page-contact .contact-card__row {
  display: grid;
  gap: 8px;
}

.page-contact .contact-card__meta {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-orange);
}

.page-contact .contact-line {
  display: inline-block;
  max-width: 100%;
  margin: 0;
  padding-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 3.6vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--c-text);
  border-bottom: 1px solid var(--c-line);
  overflow-wrap: anywhere;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-contact .contact-line:hover,
.page-contact .contact-line:focus-within {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-contact .contact-card__desc {
  margin: 0;
  max-width: 48ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

.page-contact .contact-card__foot {
  display: grid;
  gap: 10px;
  padding-top: 18px;
  border-top: var(--contact-rule);
}

.page-contact .contact-card__addr {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-contact .contact-card__foot-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: baseline;
  justify-content: space-between;
  margin: 0;
  font-size: 0.78rem;
  color: var(--c-text-2);
}

.page-contact .contact-card__jump {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.4);
  transition: border-color var(--t) var(--ease);
}

.page-contact .contact-card__jump:hover,
.page-contact .contact-card__jump:focus-visible {
  border-color: var(--c-cyan);
}

.page-contact .contact-hero__side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .contact-hero__hint {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-cyan);
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

.page-contact .contact-hero__hint a {
  color: var(--c-cyan-soft);
}

/* ---------- 支持范围：索引 + 折叠面板 ---------- */
.page-contact .scope-grid {
  display: grid;
  gap: clamp(22px, 4vw, 46px);
  margin-top: clamp(24px, 4vw, 42px);
}

.page-contact .scope-grid__index .index-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .scope-grid__index .index-list__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  padding: 13px 2px;
  border-bottom: var(--contact-rule);
  text-decoration: none;
  transition: background-color var(--t) var(--ease);
}

.page-contact .scope-grid__index .index-list__link:hover,
.page-contact .scope-grid__index .index-list__link:focus-visible {
  background-color: rgba(79, 227, 208, 0.06);
}

.page-contact .scope-grid__index .index-list__num {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--c-orange);
}

.page-contact .scope-grid__index .index-list__label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text);
  transition: color var(--t) var(--ease);
}

.page-contact .scope-grid__index .index-list__link:hover .index-list__label,
.page-contact .scope-grid__index .index-list__link:focus-visible .index-list__label {
  color: var(--c-cyan);
}

.page-contact .scope-grid__index .index-list__note {
  grid-column: 2;
  font-size: 0.79rem;
  color: var(--c-mist);
}

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

.page-contact .scope-grid__panels {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .scope-grid__panels .fold {
  border: var(--contact-rule);
  border-radius: var(--r);
  background: rgba(18, 36, 59, 0.55);
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-contact .scope-grid__panels .fold:hover {
  border-color: rgba(79, 227, 208, 0.45);
  transform: translateY(-2px);
}

.page-contact .scope-grid__panels .fold__summary {
  padding: 16px 18px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  list-style: none;
}

.page-contact .scope-grid__panels .fold__summary::-webkit-details-marker {
  display: none;
}

.page-contact .scope-grid__panels .fold__summary::after {
  content: "+";
  float: right;
  margin-left: 12px;
  font-family: var(--font-mono);
  color: var(--c-cyan);
}

.page-contact .scope-grid__panels .fold[open] .fold__summary::after {
  content: "–";
}

.page-contact .scope-grid__panels .fold__body {
  padding: 0 18px 18px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--c-text-2);
}

.page-contact .scope-grid__panels .fold__body p {
  margin: 0;
}

/* ---------- 反馈准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: var(--contact-rule);
}

.page-contact .prep-item:last-child {
  border-bottom: var(--contact-rule);
}

.page-contact .prep-item__num {
  padding-top: 3px;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--c-orange);
}

.page-contact .prep-item__title {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--c-text);
}

.page-contact .prep-item__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--c-text-2);
}

/* ---------- 服务时段刻度带 ---------- */
.page-contact .clock-strip {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(20px, 3vw, 34px);
  border: var(--contact-rule);
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(18, 36, 59, 0.9), rgba(10, 22, 38, 0.92));
}

.page-contact .clock-strip__head {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: baseline;
  justify-content: space-between;
}

.page-contact .clock-strip__label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-mist);
  text-transform: uppercase;
}

.page-contact .clock-strip__range {
  font-size: clamp(0.95rem, 2.4vw, 1.12rem);
  color: var(--c-orange);
}

.page-contact .clock-strip__track {
  margin-top: 22px;
}

.page-contact .clock-strip__rule {
  position: relative;
  height: 6px;
  background: var(--c-ink);
  border: var(--contact-rule);
  overflow: hidden;
}

.page-contact .clock-strip__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
  transform-origin: left center;
  animation: contact-strip-fill 1100ms var(--ease) both;
}

@keyframes contact-strip-fill {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.page-contact .clock-strip__ticks {
  display: flex;
  justify-content: space-between;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--c-mist);
}

.page-contact .clock-strip__points {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .clock-strip__points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding-top: 10px;
  border-top: var(--contact-rule);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-text-2);
}

.page-contact .clock-strip__points span {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-contact .clock-strip__note {
  margin: 20px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* ---------- 地址信息 ---------- */
.page-contact .address-block {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
  padding: clamp(20px, 3vw, 32px);
  border: var(--contact-rule);
  border-radius: var(--r);
  background: rgba(18, 36, 59, 0.5);
}

.page-contact .address-block__value {
  margin: 0;
  font-size: clamp(1rem, 3vw, 1.4rem);
  letter-spacing: 0.02em;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.page-contact .address-block__note {
  margin: 0;
  max-width: 58ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* ---------- 相关页面入口 ---------- */
.page-contact .contact-links {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .contact-links__item {
  display: block;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.page-contact .contact-links__item .card__meta {
  margin: 0 0 10px;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-orange);
}

.page-contact .contact-links__item .card__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--c-text);
  transition: color var(--t) var(--ease);
}

.page-contact .contact-links__item:hover .card__title,
.page-contact .contact-links__item:focus-visible .card__title {
  color: var(--c-cyan);
}

.page-contact .contact-links__item .card__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* ---------- 自适应 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-contact .contact-hero__side {
    margin-top: clamp(24px, 5vw, 68px);
  }

  .page-contact .scope-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .clock-strip__fill {
    animation: none;
  }

  .page-contact .scope-grid__panels .fold:hover {
    transform: none;
  }
}