.page-contact {
  --pc-gap: clamp(30px, 5vw, 58px);
  --pc-line: 1px;
  background: var(--warm);
  color: var(--ink);
}

.page-contact .contact-crumb {
  padding-top: clamp(18px, 4vw, 36px);
}

.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  padding-top: clamp(16px, 3vw, 28px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* 左侧猩红联系台 */
.page-contact .contact-board {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 40px) clamp(22px, 4vw, 36px);
  background: linear-gradient(158deg, var(--crimson) 0%, #a90e22 58%, var(--crimson-deep) 100%);
  color: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 var(--ink);
}

.page-contact .contact-board::before {
  content: "";
  position: absolute;
  top: -28%;
  right: -18%;
  width: 62%;
  height: 78%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 68%);
  transform: rotate(-14deg);
  pointer-events: none;
}

.page-contact .contact-board::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold) 34%, transparent 34%);
  pointer-events: none;
}

.page-contact .contact-board > * {
  position: relative;
  z-index: 1;
}

.page-contact .contact-board__kicker {
  margin: 0 0 14px;
  display: inline-block;
  padding: 5px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--gold);
  border: 2px solid var(--ink);
}

.page-contact .contact-board h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.2vw, 3.1rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
}

.page-contact .contact-board__lead {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.9);
}

.page-contact .contact-board__figure {
  margin: 24px 0 0;
  border: 2px solid var(--ink);
  background: var(--ink);
}

.page-contact .contact-board__figure img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .contact-board__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

/* 右侧内容列 */
.page-contact .contact-main {
  display: flex;
  flex-direction: column;
  gap: var(--pc-gap);
  min-width: 0;
}

.page-contact .c-section {
  min-width: 0;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 2px solid var(--ink);
}

.page-contact .c-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .c-section__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-contact .c-section__lead {
  margin: 12px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--charcoal);
}

/* 联系渠道台 */
.page-contact .c-channels {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .c-channel {
  padding: 15px 16px 17px;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--smoke);
  transition: transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
}

.page-contact .c-channel:hover,
.page-contact .c-channel:focus-within {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--crimson);
}

.page-contact .c-channel__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.12rem, 4vw, 1.4rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--crimson);
}

.page-contact .c-channel__value--mail {
  font-size: clamp(0.88rem, 3.1vw, 1.1rem);
  overflow-wrap: anywhere;
}

.page-contact .c-channel__note {
  margin: 7px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--smoke);
}

/* 服务范围窄条 */
.page-contact .c-scope-grid {
  margin-top: 22px;
  border-top: 2px solid var(--ink);
}

.page-contact .c-scope {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 12px;
  border-bottom: 1px solid var(--sand);
  background: linear-gradient(90deg, rgba(213, 18, 43, 0.08), transparent 62%);
}

.page-contact .c-scope:nth-child(even) {
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.12), transparent 62%);
}

.page-contact .c-scope__num {
  flex: 0 0 auto;
  min-width: 5.2ch;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.05rem, 3.2vw, 1.4rem);
  line-height: 1.2;
  color: var(--crimson);
  text-align: right;
}

.page-contact .c-scope__label {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--charcoal);
}

.page-contact .c-figure {
  margin: 22px 0 0;
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 var(--smoke);
  background: var(--charcoal);
}

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

/* 邮件标题终端 */
.page-contact .c-terminal {
  margin-top: 22px;
  background: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--crimson);
  color: var(--warm);
  overflow: hidden;
}

.page-contact .c-terminal__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--smoke);
}

.page-contact .c-terminal__dot {
  width: 8px;
  height: 8px;
  background: var(--smoke);
}

.page-contact .c-terminal__dot--live {
  background: var(--teal);
}

.page-contact .c-terminal__title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-contact .c-terminal__line {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px dashed var(--smoke);
}

.page-contact .c-terminal__line:last-child {
  border-bottom: 0;
}

.page-contact .c-prompt {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
  color: var(--gold);
}

.page-contact .c-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 2.7vw, 0.95rem);
  line-height: 1.65;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .c-hint {
  grid-column: 2;
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(244, 240, 232, 0.62);
}

/* 处理流程 */
.page-contact .c-flow {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .c-flow__step {
  position: relative;
  padding: 0 0 26px 48px;
}

.page-contact .c-flow__step:last-child {
  padding-bottom: 0;
}

.page-contact .c-flow__step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 2px;
  background: var(--sand);
}

.page-contact .c-flow__step:last-child::before {
  display: none;
}

.page-contact .c-flow__idx {
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-contact .c-flow__step h3 {
  margin: 4px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
}

.page-contact .c-flow__step p {
  margin: 7px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--charcoal);
}

/* 地址 */
.page-contact .c-address {
  margin: 20px 0 0;
  padding: 16px 18px;
  font-style: normal;
  font-weight: 600;
  font-size: clamp(1rem, 2.8vw, 1.12rem);
  line-height: 1.75;
  color: var(--ink);
  background: var(--sand);
  border-left: 6px solid var(--crimson);
  overflow-wrap: anywhere;
}

/* 自助入口 */
.page-contact .c-links {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .c-links a {
  display: block;
  height: 100%;
  padding: 15px 17px;
  background: var(--white);
  border: 2px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
  transition: background var(--fast) var(--ease), color var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
}

.page-contact .c-links a:hover,
.page-contact .c-links a:focus-visible {
  background: var(--ink);
  color: var(--warm);
  box-shadow: 5px 5px 0 var(--crimson);
}

.page-contact .c-links__title {
  display: block;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.page-contact .c-links__title::after {
  content: "→";
  margin-left: 8px;
  color: var(--gold);
  font-weight: 400;
}

.page-contact .c-links a p {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--smoke);
}

.page-contact .c-links a:hover p,
.page-contact .c-links a:focus-visible p {
  color: rgba(244, 240, 232, 0.78);
}

@media (min-width: 640px) {
  .page-contact .c-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .c-channel__value--mail {
    font-size: clamp(0.95rem, 2vw, 1.12rem);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    column-gap: clamp(32px, 4vw, 56px);
    padding-top: clamp(20px, 2.4vw, 32px);
  }

  .page-contact .contact-board {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
  }

  .page-contact .contact-board__figure img {
    height: 230px;
  }

  .page-contact .c-scope {
    padding: 12px 14px;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-board h1 {
    font-size: clamp(2.3rem, 3.4vw, 3.3rem);
  }
}

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

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