.page-contact {
  --c-gap-sm: 12px;
  --c-gap-md: clamp(18px, 2.4vw, 30px);
  --c-gap-lg: clamp(44px, 6.5vw, 92px);
  --c-radius: 3px;
  display: block;
  background: var(--ink);
  color: var(--paper);
}

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

/* ---------- 通用小标签与标题 ---------- */
.page-contact .c-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .c-block {
  padding-block: var(--c-gap-lg);
  border-top: 1px solid var(--line-soft);
}

.page-contact h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  color: var(--paper);
}

.page-contact .section-head {
  display: grid;
  gap: 12px;
  align-items: end;
}

@media (min-width: 780px) {
  .page-contact .section-head {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
  }
}

.page-contact .muted-text {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: var(--c-gap-lg);
}

.page-contact .c-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4.4vw, 52px);
  margin-top: clamp(22px, 3.2vw, 36px);
}

@media (min-width: 940px) {
  .page-contact .c-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(36px, 5vw, 76px);
  }
}

.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 70px);
  line-height: 1.01;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--paper);
  max-width: 17ch;
}

.page-contact .c-lede {
  margin: clamp(16px, 2.2vw, 26px) 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--text-soft);
}

/* ---------- 联系渠道 ---------- */
.page-contact .c-channel-list {
  display: grid;
  gap: var(--c-gap-sm);
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-contact .c-channel {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(16px, 2.1vw, 24px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-contact .c-channel:hover,
.page-contact .c-channel:focus-within,
.page-contact .c-channel:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-2);
  outline: none;
}

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

.page-contact .c-channel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  color: var(--cyan-dim);
  background: var(--ink);
}

.page-contact .c-channel-body {
  min-width: 0;
}

.page-contact .c-channel-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .c-channel-value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 21px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-channel-value--tel {
  color: var(--cyan);
  letter-spacing: 0.05em;
}

.page-contact .c-channel-hint {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .c-channel-copy {
  display: inline-block;
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--signal);
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity var(--ease), transform var(--ease);
}

.page-contact .c-channel:hover .c-channel-copy,
.page-contact .c-channel:focus-within .c-channel-copy,
.page-contact .c-channel:focus-visible .c-channel-copy {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 首屏配图 ---------- */
.page-contact .c-hero-figure {
  margin: 0;
  max-width: 400px;
  width: 100%;
  justify-self: center;
}

.page-contact .c-hero-figure .figure-media {
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.page-contact .c-hero-figure img {
  width: 100%;
  object-fit: cover;
}

.page-contact .c-hero-figure .figure-cap {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 问题分类卡片 ---------- */
.page-contact .c-case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--c-gap-md);
  margin-top: clamp(28px, 4vw, 48px);
}

@media (min-width: 800px) {
  .page-contact .c-case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .c-case {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-contact .c-case:hover,
.page-contact .c-case:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-2);
}

.page-contact .c-case .card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .c-case-index {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--cyan-dim);
  letter-spacing: 0.04em;
}

.page-contact .c-case .card-title {
  margin: 0;
  font-size: clamp(16px, 1.7vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .c-case .card-body {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .c-case-points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
}

.page-contact .c-case-points li {
  position: relative;
  padding-left: 16px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .c-case-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 1px;
  background: var(--cyan-dim);
}

@media (hover: hover) {
  .page-contact .c-case-points {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
    transition: max-height 280ms cubic-bezier(.2, .6, .3, 1), opacity 200ms ease, padding-top 280ms ease, margin-top 280ms ease;
  }

  .page-contact .c-case:hover .c-case-points,
  .page-contact .c-case:focus-within .c-case-points {
    max-height: 320px;
    opacity: 1;
    margin-top: 4px;
    padding-top: 12px;
  }
}

/* ---------- 准备清单 ---------- */
.page-contact .c-prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(28px, 4vw, 46px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
}

@media (min-width: 740px) {
  .page-contact .c-prep-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .c-prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--ink);
}

.page-contact .c-prep-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 4px;
}

.page-contact .c-prep-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .c-prep-text {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 响应时段 ---------- */
.page-contact .c-serve {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 48px);
  margin-top: clamp(28px, 4vw, 46px);
}

@media (min-width: 880px) {
  .page-contact .c-serve {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

.page-contact .c-serve-panel {
  padding: clamp(22px, 3vw, 36px);
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  box-shadow: var(--shadow-1);
}

.page-contact .c-serve-window {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.page-contact .c-serve-time {
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--cyan);
  line-height: 1;
}

.page-contact .c-serve-dash {
  width: clamp(24px, 5vw, 48px);
  height: 2px;
  background: var(--cyan-dim);
  align-self: center;
}

.page-contact .c-serve-day {
  margin: 16px 0 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-soft);
}

.page-contact .c-serve-scale {
  display: flex;
  gap: 4px;
  margin-top: 22px;
}

.page-contact .c-serve-scale span {
  flex: 1;
  height: 18px;
  background: var(--line);
  border-radius: 1px;
}

.page-contact .c-serve-scale span:nth-child(-n+6) {
  background: var(--cyan-dim);
}

.page-contact .c-serve-scale span:nth-child(7),
.page-contact .c-serve-scale span:nth-child(8) {
  background: var(--orange);
}

.page-contact .c-serve-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
}

.page-contact .c-serve-list li {
  padding: clamp(18px, 2.2vw, 24px);
  background: var(--ink);
}

.page-contact .c-serve-list h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .c-serve-list p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .c-serve-list a,
.page-contact .c-topic-foot a,
.page-contact .c-legal-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-dim);
  transition: border-color var(--ease), color var(--ease);
}

.page-contact .c-serve-list a:hover,
.page-contact .c-topic-foot a:hover,
.page-contact .c-legal-note a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-contact .c-serve-list a:focus-visible,
.page-contact .c-topic-foot a:focus-visible,
.page-contact .c-legal-note a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 线索与合作 ---------- */
.page-contact .c-topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--c-gap-md);
  margin-top: clamp(28px, 4vw, 46px);
}

@media (min-width: 800px) {
  .page-contact .c-topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .c-topic {
  padding: clamp(22px, 2.8vw, 34px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--ease), border-color var(--ease);
}

.page-contact .c-topic:hover,
.page-contact .c-topic:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-contact .c-topic-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.4vw, 26px);
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .c-topic-lead {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .c-topic-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
}

.page-contact .c-topic-list li {
  padding: 13px 16px;
  background: var(--ink);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .c-topic-key {
  display: inline-block;
  min-width: 78px;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .c-topic-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 备案信息 ---------- */
.page-contact .c-legal {
  margin-top: clamp(28px, 4vw, 46px);
  padding: clamp(22px, 3vw, 36px);
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  box-shadow: var(--shadow-1);
}

.page-contact .c-legal-rows {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

@media (min-width: 800px) {
  .page-contact .c-legal-rows {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }
}

.page-contact .c-legal-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-contact .c-legal-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  background: var(--ink);
  color: var(--cyan-dim);
}

.page-contact .c-legal-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .c-legal-value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-legal-value--orange {
  color: var(--orange);
  font-size: 16px;
  letter-spacing: 0.05em;
}

.page-contact .c-legal-note {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.85;
  color: var(--text-soft);
}

/* ---------- 收口 ---------- */
.page-contact .c-closing {
  padding-top: var(--c-gap-lg);
  padding-bottom: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .c-closing-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.page-contact .c-closing-figure img {
  width: 100%;
  aspect-ratio: 1400 / 780;
  object-fit: cover;
}

.page-contact .c-closing-line {
  margin: clamp(26px, 3.6vw, 42px) 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.8vw, 32px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 22ch;
}

.page-contact .c-closing-meta {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-channel,
  .page-contact .c-case,
  .page-contact .c-topic,
  .page-contact .c-channel-copy,
  .page-contact .c-case-points {
    transition: none !important;
  }

  .page-contact .c-channel:hover,
  .page-contact .c-channel:focus-within,
  .page-contact .c-case:hover,
  .page-contact .c-case:focus-within,
  .page-contact .c-topic:hover,
  .page-contact .c-topic:focus-within {
    transform: none;
  }
}
<<<END>>>