.page-contact {
  --contact-pad-y: clamp(2.25rem, 5vw, 4.25rem);
  --contact-pad-y-sm: clamp(1.75rem, 4vw, 3rem);
  --contact-gap: clamp(1.25rem, 2.5vw, 2rem);
  --contact-rule: 1px solid rgba(11, 21, 36, .16);
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

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

/* ---------- 章节共用标题 ---------- */
.page-contact .contact-head {
  max-width: 44rem;
  margin-bottom: clamp(1.6rem, 3.4vw, 2.6rem);
}

.page-contact .contact-head__kicker {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-head__kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: currentColor;
}

.page-contact .contact-head__title {
  margin: 0 0 .75rem;
  font-size: clamp(1.45rem, 3.6vw, 2.15rem);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--indigo);
}

.page-contact .contact-head__desc {
  margin: 0;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(11, 21, 36, .72);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.25rem) 0 var(--contact-pad-y-sm);
  background: linear-gradient(180deg, rgba(18, 42, 84, .07), rgba(246, 241, 231, 0) 78%), var(--paper);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 14%;
  width: 44%;
  height: 64%;
  background: var(--indigo);
  clip-path: polygon(16% 0, 100% 0, 100% 100%, 0 100%);
  opacity: .05;
  pointer-events: none;
}

.page-contact .contact-hero .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__kicker {
  margin: 1.25rem 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-hero__title {
  margin: 0 0 1rem;
  max-width: 20em;
  font-size: clamp(1.85rem, 5.4vw, 3.1rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--indigo);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: var(--measure);
  font-size: 1.0625rem;
  line-height: 1.78;
  color: rgba(11, 21, 36, .76);
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 2rem;
  margin: 1.75rem 0 0;
  padding: 1.05rem 0 0;
  list-style: none;
  border-top: var(--contact-rule);
}

.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: .45rem;
}

.page-contact .contact-hero__fact-no {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

.page-contact .contact-hero__fact-label {
  font-size: .84rem;
  color: var(--gray);
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  padding: var(--contact-pad-y) 0;
  background: var(--paper);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--contact-gap);
  min-width: 0;
}

.page-contact .contact-cards {
  display: grid;
  gap: clamp(.9rem, 1.6vw, 1.15rem);
  min-width: 0;
}

.page-contact .contact-card {
  position: relative;
  min-width: 0;
  padding: clamp(1.3rem, 2.3vw, 1.8rem);
  padding-bottom: calc(clamp(1.3rem, 2.3vw, 1.8rem) + .7rem);
  background: var(--sand);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 0 100%);
}

.page-contact .contact-card__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  min-width: 0;
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-contact .contact-card__title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--indigo);
}

.page-contact .contact-card__value {
  align-self: flex-start;
  max-width: 100%;
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 2.1vw, 1.2rem);
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
  padding-bottom: 2px;
  border-bottom: 2px solid rgba(242, 106, 33, .4);
}

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

.page-contact .contact-card__value--text {
  font-family: var(--font-sans);
  font-size: .98rem;
  font-weight: 700;
  border-bottom-color: rgba(224, 179, 65, .55);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: .89rem;
  line-height: 1.72;
  color: rgba(11, 21, 36, .7);
}

.page-contact .contact-card--mail {
  border-left: 5px solid var(--orange);
}

.page-contact .contact-card--mail .contact-card__value {
  font-size: clamp(1rem, 2.6vw, 1.5rem);
  border-bottom-color: var(--orange);
}

.page-contact .contact-card--phone {
  border-left: 5px solid var(--blue);
}

.page-contact .contact-card--addr {
  position: relative;
  overflow: hidden;
  border-left: 5px solid var(--gold);
  background: var(--indigo);
}

.page-contact .contact-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  z-index: 0;
}

.page-contact .contact-card--addr .contact-card__title {
  color: var(--paper);
}

.page-contact .contact-card--addr .contact-card__value--text {
  color: var(--paper);
  border-bottom-color: rgba(224, 179, 65, .6);
}

.page-contact .contact-card--addr .contact-card__note {
  color: rgba(246, 241, 231, .78);
}

.page-contact .contact-card__badge {
  align-self: flex-start;
  padding: .22rem .6rem;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .12em;
  color: var(--ink);
  background: var(--gold);
  border-radius: 1px;
}

.page-contact .contact-channels__figure {
  position: relative;
  margin: 0;
  min-width: 0;
  overflow: hidden;
}

.page-contact .contact-channels__figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 230px;
  object-fit: cover;
  filter: saturate(.9) contrast(1.04);
}

.page-contact .contact-channels__figure::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 44%;
  height: 6px;
  background: var(--gold);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .contact-prep {
  padding: var(--contact-pad-y) 0;
  background: var(--sand);
}

.page-contact .contact-prep__list {
  list-style: none;
  display: grid;
  gap: .8rem;
  margin: 0;
  padding: 0;
  counter-reset: prep;
}

.page-contact .contact-prep__item {
  counter-increment: prep;
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: .85rem;
  align-items: start;
  padding: 1rem 1.15rem;
  background: var(--paper);
  border-left: 3px solid var(--indigo);
}

.page-contact .contact-prep__item::before {
  content: counter(prep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.65;
  color: var(--orange);
}

.page-contact .contact-prep__text {
  font-size: .91rem;
  line-height: 1.74;
  color: rgba(11, 21, 36, .74);
  overflow-wrap: break-word;
}

.page-contact .contact-prep__text strong {
  display: block;
  margin-bottom: .2rem;
  font-size: .99rem;
  font-weight: 800;
  color: var(--indigo);
}

.page-contact .contact-prep__tip {
  margin: 1.5rem 0 0;
  padding-top: 1.15rem;
  border-top: var(--contact-rule);
  max-width: 46rem;
  font-size: .92rem;
  line-height: 1.76;
  color: rgba(11, 21, 36, .7);
}

.page-contact .contact-prep__tip a {
  color: var(--indigo);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(242, 106, 33, .5);
}

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

/* ---------- 协作方向 ---------- */
.page-contact .contact-coop {
  padding: var(--contact-pad-y) 0;
  background: var(--indigo);
  color: var(--paper);
}

.page-contact .contact-coop .contact-head__title {
  color: var(--paper);
}

.page-contact .contact-coop .contact-head__desc {
  color: rgba(246, 241, 231, .76);
}

.page-contact .contact-coop__grid {
  display: grid;
  gap: clamp(1rem, 2vw, 1.4rem);
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  padding: clamp(1.25rem, 2.2vw, 1.7rem);
  background: rgba(246, 241, 231, .07);
  border-top: 3px solid var(--gold);
  min-width: 0;
}

.page-contact .coop-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-contact .coop-card__title {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .coop-card__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.76;
  color: rgba(246, 241, 231, .78);
}

.page-contact .coop-card__need {
  margin: auto 0 0;
  padding-top: .85rem;
  border-top: 1px dashed rgba(246, 241, 231, .24);
  font-size: .84rem;
  line-height: 1.72;
  color: rgba(246, 241, 231, .64);
}

.page-contact .coop-card__need strong {
  color: var(--gold);
  font-weight: 700;
}

.page-contact .contact-coop__foot {
  margin: 1.85rem 0 0;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(246, 241, 231, .7);
}

.page-contact .contact-coop__foot a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(224, 179, 65, .6);
}

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

/* ---------- 处理流程轴 ---------- */
.page-contact .contact-flow {
  padding: var(--contact-pad-y) 0;
  background: var(--paper);
}

.page-contact .contact-flow__axis {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .flow-node {
  position: relative;
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0 0 1.9rem;
}

.page-contact .flow-node:last-child {
  padding-bottom: 0;
}

.page-contact .flow-node::before {
  content: "";
  position: absolute;
  left: 1.55rem;
  top: 2.55rem;
  bottom: 0;
  border-left: 1px dashed rgba(11, 21, 36, .28);
}

.page-contact .flow-node:last-child::before {
  display: none;
}

.page-contact .flow-node__no {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid rgba(11, 21, 36, .3);
  font-family: var(--font-mono);
  font-size: .92rem;
  font-weight: 700;
  color: var(--indigo);
}

.page-contact .flow-node:first-child .flow-node__no {
  background: var(--orange);
  border-color: var(--orange);
  color: #FFFFFF;
}

.page-contact .flow-node__body {
  padding-top: .5rem;
  min-width: 0;
}

.page-contact .flow-node__title {
  margin: 0 0 .35rem;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--indigo);
}

.page-contact .flow-node__desc {
  margin: 0;
  max-width: 42rem;
  font-size: .91rem;
  line-height: 1.76;
  color: rgba(11, 21, 36, .72);
}

/* ---------- 常见问题快捷入口 ---------- */
.page-contact .contact-faq {
  padding: var(--contact-pad-y) 0;
  background: var(--sand);
}

.page-contact .contact-faq__grid {
  display: grid;
  gap: .8rem;
}

.page-contact .faq-route {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.2rem;
  background: var(--paper);
  border-left: 3px solid var(--indigo);
  color: var(--ink);
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease;
}

.page-contact .faq-route:hover,
.page-contact .faq-route:focus-visible {
  border-left-color: var(--orange);
  transform: translateX(3px);
}

.page-contact .faq-route__q {
  font-size: .94rem;
  font-weight: 600;
  line-height: 1.62;
  overflow-wrap: break-word;
}

.page-contact .faq-route__arrow {
  flex: none;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--orange);
}

.page-contact .contact-faq__cta {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.75rem;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-closing {
  position: relative;
  padding: var(--contact-pad-y-sm) 0 clamp(1.75rem, 4vw, 2.75rem);
  background: var(--ink);
  color: var(--paper);
}

.page-contact .contact-closing::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(90deg, var(--indigo) 0 60%, var(--orange) 60% 78%, var(--gold) 78% 100%);
}

.page-contact .contact-closing__inner {
  display: grid;
  gap: 1.25rem;
}

.page-contact .contact-closing__line {
  margin: 0;
  max-width: 30em;
  font-size: clamp(1.02rem, 2.3vw, 1.32rem);
  font-weight: 700;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .contact-closing__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .7rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: rgba(246, 241, 231, .64);
  overflow-wrap: anywhere;
}

/* ---------- 平板 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-cards {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
  }

  .page-contact .contact-card--mail {
    grid-column: 1 / -1;
  }

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

@media (min-width: 760px) {
  .page-contact .contact-coop__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-contact .contact-flow__layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.32fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-contact .contact-flow__layout .contact-head {
    margin-bottom: 0;
  }

  .page-contact .contact-closing__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .contact-channels__figure img {
    min-height: 100%;
    height: 100%;
  }
}
<<<END>>>