.page-contact {
  --contact-line: rgba(232, 240, 234, 0.12);
  --contact-soft: rgba(6, 9, 8, 0.38);
  padding-bottom: 5rem;
  overflow-x: hidden;
}

.page-contact .breadcrumbs {
  padding: 1.5rem 0 0.5rem;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 1.5rem 0 2.5rem;
}

.page-contact .contact-hero__title {
  margin: 0.6rem 0 1.2rem;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 12vw, 5.5rem);
  font-weight: 800;
  line-height: 0.94;
  letter-spacing: 0.08em;
  color: var(--c-text);
}

.page-contact .contact-hero__lede {
  max-width: 34em;
  margin: 0 0 1.75rem;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--c-text);
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__facts li {
  position: relative;
  padding-left: 0.9rem;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-contact .contact-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-lime);
}

/* ---------- 章节导航 ---------- */
.page-contact .contact-toc {
  padding: 1rem 0;
  margin-bottom: 3rem;
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .contact-toc .toc__title {
  margin: 0 0 0.7rem;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .contact-toc .toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-toc .toc__link {
  display: inline-block;
  padding: 0.15rem 0;
  font-size: 0.875rem;
  color: var(--c-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-toc .toc__link:hover,
.page-contact .contact-toc .toc__link[aria-current="location"] {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  margin-bottom: 3.5rem;
}

.page-contact .panel.contact-block {
  margin-bottom: 0;
  padding: 2.75rem 0;
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .section-head {
  margin-bottom: 1.75rem;
}

.page-contact .section-label {
  margin: 0 0 0.4rem;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 5.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0.04em;
  color: var(--c-text);
}

.page-contact .contact-lede {
  max-width: 36em;
  margin: 0 0 1.75rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--c-text);
}

.page-contact .contact-note {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--c-muted);
}

/* ---------- 三类受理卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 2rem 1.5rem 1.9rem;
  border: 1px solid var(--c-rule);
  border-radius: var(--radius-panel);
  background: var(--c-panel);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.5rem;
  width: 2.5rem;
  height: 3px;
  border-radius: 0 0 2px 2px;
  background: var(--c-lime);
}

.page-contact .contact-card--fix {
  background: linear-gradient(165deg, var(--c-zone-deep) 0%, var(--c-panel) 70%);
}

.page-contact .contact-card--sub {
  background: linear-gradient(165deg, var(--c-zone-indigo) 0%, var(--c-panel) 70%);
}

.page-contact .contact-card--sub::before {
  background: var(--c-orange);
}

.page-contact .contact-card--coop {
  background: linear-gradient(165deg, var(--c-zone-wine) 0%, var(--c-panel) 70%);
}

.page-contact .contact-card--coop::before {
  background: var(--c-muted);
}

.page-contact .contact-card__no {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--c-lime);
}

.page-contact .contact-card--sub .contact-card__no {
  color: var(--c-orange);
}

.page-contact .contact-card--coop .contact-card__no {
  color: var(--c-muted);
}

.page-contact .contact-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-text);
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-text);
  opacity: 0.85;
}

.page-contact .contact-card__label {
  margin: 0.35rem 0 0;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .contact-card__list {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-card__list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--c-text);
  opacity: 0.8;
}

.page-contact .contact-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--c-orange);
}

/* ---------- 双栏内容行 ---------- */
.page-contact .contact-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.page-contact .contact-row__body {
  min-width: 0;
}

.page-contact .contact-value {
  font-family: var(--font-mono);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
  word-break: break-word;
  margin: 0.85rem 0 1.1rem;
}

.page-contact .contact-value--mail {
  font-size: clamp(1.05rem, 4.4vw, 1.7rem);
  color: var(--c-lime);
}

.page-contact .contact-value--tel {
  font-size: clamp(1.5rem, 6vw, 2.1rem);
  letter-spacing: 0.06em;
  color: var(--c-orange);
}

.page-contact .contact-value--addr {
  font-size: clamp(1rem, 3.6vw, 1.35rem);
  line-height: 1.6;
  color: var(--c-text);
}

/* ---------- 图片 ---------- */
.page-contact .figure {
  margin: 0;
}

.page-contact .figure__media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--c-rule);
  border-radius: var(--radius-panel);
  background: var(--c-zone-deep);
}

.page-contact .figure__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(14, 42, 43, 0.22) 0%, rgba(10, 14, 12, 0.6) 100%);
}

.page-contact .figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.55) contrast(1.05);
}

.page-contact .figure figcaption {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 修正流程 ---------- */
.page-contact .fix-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: fix;
}

.page-contact .fix-step {
  position: relative;
  padding-left: 3rem;
  counter-increment: fix;
}

.page-contact .fix-step::before {
  content: counter(fix, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-orange);
  border: 1px solid var(--c-orange);
  border-radius: 50%;
  background: var(--c-ink);
}

.page-contact .fix-step::after {
  content: "";
  position: absolute;
  left: 1rem;
  top: 2.4rem;
  bottom: -1.5rem;
  width: 1px;
  background: var(--c-rule);
}

.page-contact .fix-step:last-child::after {
  display: none;
}

.page-contact .fix-step__title {
  margin: 0.3rem 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-text);
}

.page-contact .fix-step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 电话与地址 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .channel-card {
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--c-rule);
  border-radius: var(--radius-panel);
  background: var(--c-panel);
}

.page-contact .channel-card__label {
  margin: 0;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 订阅粒度 ---------- */
.page-contact .grain-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 0 0 1.75rem;
  padding: 0;
  list-style: none;
}

.page-contact .grain {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-soft);
  background: var(--contact-soft);
}

.page-contact .grain__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-text);
}

.page-contact .grain__desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-contact .renew-note {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--c-orange);
  border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
  background: rgba(255, 139, 61, 0.07);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--c-text);
}

/* ---------- 协作材料与入口 ---------- */
.page-contact .material-list {
  display: grid;
  gap: 0.65rem;
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

.page-contact .material-list li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-text);
}

.page-contact .material-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 18px;
  height: 1px;
  margin-top: 0.9em;
  background: var(--c-lime);
}

.page-contact .aside-card {
  padding: 1.5rem 1.4rem;
  border: 1px solid var(--c-rule);
  border-radius: var(--radius-panel);
  background: var(--c-panel);
}

.page-contact .aside-card__label {
  margin: 0 0 1rem;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

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

.page-contact .aside-links a {
  display: block;
  padding-left: 1rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--c-text);
  text-decoration: none;
  border-left: 2px solid var(--c-rule);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .aside-links a:hover,
.page-contact .aside-links a:focus-visible {
  color: var(--c-lime);
  border-left-color: var(--c-lime);
}

/* ---------- 底部图 ---------- */
.page-contact .contact-foot-figure {
  margin: 4rem 0 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .grain-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 820px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-row {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 3rem;
  }

  .page-contact .contact-hero {
    padding: 2rem 0 3rem;
  }

  .page-contact .contact-block {
    margin-bottom: 4.5rem;
  }

  .page-contact .panel.contact-block {
    padding: 3.5rem 0;
  }

  .page-contact .fix-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 0 1.5rem;
  }

  .page-contact .fix-step {
    padding: 2.75rem 0 0;
  }

  .page-contact .fix-step::after {
    left: 2.5rem;
    right: -1.5rem;
    top: 1rem;
    bottom: auto;
    width: auto;
    height: 1px;
  }
}

@media (min-width: 1000px) {
  .page-contact .grain-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-toc .toc__link,
  .page-contact .aside-links a {
    transition: none;
  }
}