.page-contact {
  --punch: 0.95rem;
  --contact-gap: clamp(1rem, 3vw, 1.75rem);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  padding-top: clamp(1.1rem, 4vw, 2.2rem);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--text-2);
}

.page-contact .breadcrumb a {
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .hero {
  padding-top: clamp(1.2rem, 3vw, 2rem);
}

.page-contact .hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-contact .hero__copy .display-title {
  margin: 0.5rem 0 1rem;
  letter-spacing: -0.02em;
}

.page-contact .hero__copy .lede {
  max-width: 34rem;
}

.page-contact .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-contact .hero__facts {
  display: grid;
  gap: 0;
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  max-width: 34rem;
}

.page-contact .hero__facts .data-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.page-contact .hero__facts .data-key {
  color: var(--text-2);
  letter-spacing: 0.06em;
}

.page-contact .hero__facts .data-value {
  color: var(--cyan);
  font-size: 0.95rem;
}

/* ---------- 票据式联系卡 ---------- */
.page-contact .ticket {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-panel);
}

.page-contact .ticket::before,
.page-contact .ticket::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: var(--punch);
  background-image: radial-gradient(circle at 50% 50%, var(--ink) 0.25rem, transparent 0.26rem);
  background-size: var(--punch) var(--punch);
  background-repeat: repeat-y;
  pointer-events: none;
  z-index: 2;
}

.page-contact .ticket::before {
  left: 0;
}

.page-contact .ticket::after {
  right: 0;
}

.page-contact .ticket__media {
  position: relative;
}

.page-contact .ticket__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 17, 26, 0.1), rgba(11, 27, 40, 0.95));
}

.page-contact .ticket__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.8) brightness(0.85);
}

.page-contact .ticket__body {
  position: relative;
  padding: 1.15rem calc(var(--punch) + 0.8rem) 1.35rem;
}

.page-contact .ticket__title {
  margin: 0.45rem 0 0.9rem;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

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

.page-contact .ticket__row {
  display: grid;
  gap: 0.2rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ticket__row dt {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--legacy);
}

.page-contact .ticket__row dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
}

.page-contact .ticket__row dd.mono {
  color: var(--cyan);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.page-contact .ticket__note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 五类反馈 ---------- */
.page-contact .topics__grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-contact .topics__lead .section-title {
  margin: 0.5rem 0 0.9rem;
}

.page-contact .topics__lead .muted {
  max-width: 26rem;
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-contact .tablist {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-contact .tab {
  flex: 0 0 auto;
  appearance: none;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font: inherit;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

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

.page-contact .tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .tab-panel {
  margin-top: 0.9rem;
  padding: 1.15rem 1.2rem 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-contact .tab-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .tab-panel h3 {
  margin: 0 0 0.6rem;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
}

.page-contact .tab-panel p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-2);
}

.page-contact .panel__list {
  display: grid;
  gap: 0.35rem;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-2);
}

.page-contact .panel__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .panel__key {
  flex: 0 0 4.6rem;
  color: var(--legacy);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-top: 0.15rem;
}

.page-contact .panel__link {
  display: inline-block;
  margin-top: 0.95rem;
  font-size: 0.85rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 208, 0.4);
  transition: border-color var(--ease), color var(--ease);
}

.page-contact .panel__link:hover,
.page-contact .panel__link:focus-visible {
  color: var(--text);
  border-bottom-color: var(--text);
}

/* ---------- 问题描述清单 ---------- */
.page-contact .checklist__grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-contact .checklist__head .section-title {
  margin: 0.5rem 0 0.9rem;
}

.page-contact .checklist__head .muted {
  max-width: 25rem;
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 1.3rem;
}

.page-contact .checklist__list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.25rem 0.85rem;
  padding: 0.95rem 1.05rem 1.05rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--ease), transform var(--ease);
}

.page-contact .checklist__item:hover {
  border-color: var(--orange);
  transform: translateX(3px);
}

.page-contact .checklist__num {
  grid-row: span 2;
  font-size: 1.05rem;
  line-height: 1.3;
  color: var(--orange);
}

.page-contact .checklist__item h3 {
  grid-column: 2;
  margin: 0;
  font-size: 0.98rem;
}

.page-contact .checklist__item p {
  grid-column: 2;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-2);
}

/* ---------- 回复流程 ---------- */
.page-contact .process__head .section-title {
  margin: 0.5rem 0 0.9rem;
}

.page-contact .process__head .muted {
  max-width: 42rem;
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-contact .process__figure {
  margin: 1.6rem 0 0;
}

.page-contact .process__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
}

.page-contact .flow {
  display: grid;
  gap: 0.85rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  position: relative;
  padding: 1rem 1.1rem 1.1rem 1.2rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9rem;
  bottom: 0.9rem;
  width: 3px;
  border-radius: 3px;
  background: var(--line);
  transition: background var(--ease);
}

.page-contact .flow__step:hover,
.page-contact .flow__step:focus-within {
  border-color: var(--cyan);
  background: var(--glass);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.34);
}

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

.page-contact .flow__index {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .flow__step h3 {
  margin: 0.4rem 0 0.45rem;
  font-size: 0.98rem;
}

.page-contact .flow__step p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--text-2);
}

.page-contact .process__callout {
  margin-top: 1.2rem;
  padding: 1.15rem 1.25rem;
  background: var(--orange-soft);
  border: 1px solid rgba(255, 138, 61, 0.4);
  border-radius: var(--radius-md);
}

.page-contact .process__callout h3 {
  margin: 0 0 0.5rem;
  font-size: 0.98rem;
  color: var(--orange);
}

.page-contact .process__callout p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 合作与建议 ---------- */
.page-contact .partner__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
  margin-top: 1.6rem;
}

.page-contact .partner__card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.2rem 1.25rem 1.3rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: transform var(--ease), border-color var(--ease), background var(--ease);
}

.page-contact .partner__card:hover {
  transform: translateY(-3px);
  border-color: var(--amber);
  background: var(--glass);
}

.page-contact .partner__card h3 {
  margin: 0;
  font-size: 1rem;
}

.page-contact .partner__card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .partner__meta {
  margin-top: auto;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--amber);
}

/* ---------- 隐私提示 ---------- */
.page-contact .notice {
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.2rem, 3.5vw, 2rem);
  background: linear-gradient(135deg, var(--cyan-soft), rgba(18, 43, 59, 0.85) 55%);
  border: 1px solid var(--line);
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius-lg);
}

.page-contact .notice__title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
}

.page-contact .notice__body p {
  margin: 0;
  max-width: 42rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-2);
}

.page-contact .notice__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 46rem) {
  .page-contact .partner__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }

  .page-contact .flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (min-width: 58rem) {
  .page-contact .hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-contact .topics__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .checklist__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .notice {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-contact .notice__links {
    justify-content: flex-end;
  }
}

@media (min-width: 62rem) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .flow__step::before {
    top: 0;
    bottom: auto;
    left: 1.1rem;
    right: 1.1rem;
    width: auto;
    height: 3px;
  }

  .page-contact .flow__step {
    padding-top: 1.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .checklist__item:hover,
  .page-contact .partner__card:hover {
    transform: none;
  }
}
<<<END>>>