.page-contact {
  --ct-accent: var(--cyan);
  --ct-gap: clamp(1rem, 3vw, 1.75rem);
}

.page-contact .ct-crumbs {
  padding-top: clamp(1rem, 2vw, 1.5rem);
  padding-bottom: clamp(0.5rem, 1.5vw, 1rem);
}

/* ---------- 首屏：左宽右窄 ---------- */
.page-contact .ct-hero {
  padding: 0 0 clamp(2rem, 4vw, 3.5rem);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .ct-hero__main .eyebrow {
  --eyebrow-color: var(--cyan);
  margin-bottom: 0.75rem;
}

.page-contact .ct-hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4.25rem);
  letter-spacing: -0.02em;
  line-height: 1.04;
  color: var(--text);
}

.page-contact .ct-hero__intro {
  margin: 0;
  max-width: 36ch;
  font-size: var(--fs-lead);
  line-height: 1.8;
  color: var(--text);
}

.page-contact .ct-mail {
  margin-top: clamp(1.25rem, 3vw, 2rem);
  padding: clamp(1rem, 2.5vw, 1.6rem);
  display: grid;
  gap: 0.4rem;
  background: var(--panel);
  border: var(--edge);
  border-left: 6px solid var(--cyan);
  box-shadow: var(--hard);
}

.page-contact .ct-mail__label {
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .ct-mail__value {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.4vw, 1.75rem);
  line-height: 1.3;
  color: var(--lime);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 3px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-contact .ct-mail__value:hover,
.page-contact .ct-mail__value:focus-visible {
  border-bottom-color: var(--lime);
}

.page-contact .ct-mail__time {
  margin: 0.35rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text);
}

.page-contact .ct-hero__side {
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--raised);
  border: var(--edge);
  box-shadow: var(--hard-sm);
}

.page-contact .ct-side__block {
  padding: 0.9rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-side__block:first-child {
  padding-top: 0;
}

.page-contact .ct-side__block:last-of-type {
  border-bottom: none;
  padding-bottom: 0.5rem;
}

.page-contact .ct-side__label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .ct-side__tel {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 4vw, 1.6rem);
  color: var(--text);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-contact .ct-side__tel:hover,
.page-contact .ct-side__tel:focus-visible {
  color: var(--cyan);
}

.page-contact .ct-side__block p {
  margin: 0;
  line-height: 1.65;
  color: var(--text);
}

.page-contact .ct-side__tip {
  margin: 0.85rem 0 0;
  padding-top: 0.75rem;
  border-top: 3px solid var(--orange);
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 章节索引条 ---------- */
.page-contact .ct-toc {
  border-top: var(--edge);
  border-bottom: var(--edge);
  background: var(--panel);
}

.page-contact .ct-toc__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0.75rem 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .ct-toc__link {
  display: inline-block;
  flex: 0 0 auto;
  padding: 0.35rem 0.7rem;
  border: 3px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  white-space: nowrap;
  text-decoration: none;
  color: var(--muted);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-contact .ct-toc__link:hover,
.page-contact .ct-toc__link:focus-visible {
  border-color: var(--muted);
  color: var(--text);
}

.page-contact .ct-toc__link[aria-current="true"] {
  border-color: var(--cyan);
  background: var(--raised);
  color: var(--cyan);
}

/* ---------- 章节骨架 ---------- */
.page-contact .ct-chapter {
  padding: clamp(2.25rem, 5vw, 4rem) 0;
  border-bottom: var(--edge);
}

.page-contact .ct-chapter--cyan { --ct-accent: var(--cyan); }
.page-contact .ct-chapter--orange { --ct-accent: var(--orange); }
.page-contact .ct-chapter--purple { --ct-accent: var(--purple); }

.page-contact .ct-chapter__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
}

.page-contact .ct-chapter__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: 0.05em;
  color: var(--ct-accent);
}

.page-contact .ct-chapter h2 {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-section);
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--text);
}

.page-contact .ct-chapter__head p {
  margin: 0;
  max-width: 34ch;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-note {
  margin: 1.15rem 0 0;
  padding-left: 0.9rem;
  border-left: 3px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 渠道卡片 ---------- */
.page-contact .ct-chan {
  display: grid;
  gap: 0.9rem;
}

.page-contact .ct-chan__card {
  display: grid;
  gap: 0.45rem;
  justify-items: start;
  padding: 1rem 1.15rem;
  background: var(--panel);
  border: var(--edge);
  box-shadow: var(--hard-sm);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-contact .ct-chan__card:hover {
  border-color: var(--cyan);
  transform: translate(-2px, -2px);
  box-shadow: var(--hard);
}

.page-contact .ct-chan__title {
  margin: 0.15rem 0 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .ct-chan__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-chan__go {
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

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

/* ---------- 图 ---------- */
.page-contact .ct-figure {
  margin: 1.25rem 0 0;
  background: var(--raised);
  border: var(--edge);
  box-shadow: var(--hard-sm);
}

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

.page-contact .ct-figure__cap {
  padding: 0.6rem 0.85rem;
  border-top: 3px solid var(--line);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 准备清单 ---------- */
.page-contact .ct-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-steps li {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.9rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-steps li:first-child {
  padding-top: 0;
}

.page-contact .ct-steps li:last-child {
  border-bottom: none;
}

.page-contact .ct-steps__num {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--ct-accent);
}

.page-contact .ct-steps li p {
  margin: 0;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-steps li strong {
  display: block;
  margin-bottom: 0.2rem;
  font-weight: 700;
  color: var(--text);
}

/* ---------- 电话与地址 ---------- */
.page-contact .ct-reach {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 1.75rem);
  align-items: start;
}

.page-contact .ct-reach__row {
  padding: 1rem 1.15rem;
  margin-bottom: 0.9rem;
  background: var(--panel);
  border: var(--edge);
  box-shadow: var(--hard-sm);
}

.page-contact .ct-reach__row:last-child {
  margin-bottom: 0;
}

.page-contact .ct-reach__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .ct-reach__value {
  display: block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3.4vw, 1.5rem);
  line-height: 1.4;
  color: var(--text);
  text-decoration: none;
  word-break: break-word;
}

.page-contact a.ct-reach__value:hover,
.page-contact a.ct-reach__value:focus-visible {
  color: var(--purple);
}

.page-contact .ct-reach__note {
  margin: 0.5rem 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 数据块 ---------- */
.page-contact .ct-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-contact .ct-stat {
  padding: 1rem 1.1rem;
  background: var(--raised);
  border: var(--edge);
}

.page-contact .ct-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.8vw, 1.5rem);
  color: var(--ct-accent);
  word-break: break-word;
}

.page-contact .ct-stat__label {
  margin: 0.45rem 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 站点信息 ---------- */
.page-contact .ct-info {
  margin: 0;
  background: var(--panel);
  border: var(--edge);
}

.page-contact .ct-info__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-info__row:last-child {
  border-bottom: none;
}

.page-contact .ct-info__term {
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .ct-info__desc {
  margin: 0;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

.page-contact .ct-info__desc--mono {
  font-family: var(--font-mono);
}

.page-contact .ct-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-links a {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  border: 3px solid var(--line);
  font-size: var(--fs-small);
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-contact .ct-links a:hover,
.page-contact .ct-links a:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- 底部色带 ---------- */
.page-contact .ct-band {
  padding: clamp(2rem, 5vw, 3.25rem) 0;
  background: var(--raised);
  border-top: 6px solid var(--cyan);
}

.page-contact .ct-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}

.page-contact .ct-band__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
}

.page-contact .ct-band__text {
  margin: 0;
  max-width: 38ch;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-contact .ct-band__actions .btn {
  flex: 0 0 auto;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-info__row {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.75rem;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-reach {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-contact .ct-reach .ct-figure {
    margin-top: 0;
  }
}

@media (min-width: 920px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-band__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-chapter__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-contact .ct-chapter__head {
    position: sticky;
    top: 1.5rem;
  }

  .page-contact .ct-chan__card:hover {
    transform: translate(-2px, -2px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-chan__card,
  .page-contact .ct-mail__value,
  .page-contact .ct-toc__link,
  .page-contact .ct-links a,
  .page-contact .ct-side__tel {
    transition: none;
  }

  .page-contact .ct-chan__card:hover {
    transform: none;
  }
}