.page-contact {
  --pc-gap: clamp(1.6rem, 4vw, 3rem);
  --pc-pad: clamp(2.4rem, 6vw, 4.6rem);
  background: var(--c-ark);
  color: var(--c-paper);
  overflow-x: hidden;
}

/* ---------- 首屏框景 ---------- */
.page-contact .contact-hero {
  padding: clamp(1.6rem, 4vw, 2.6rem) 0 clamp(2.4rem, 6vw, 4.4rem);
  background:
    radial-gradient(110% 80% at 84% 0%, rgba(201, 162, 39, 0.18), transparent 58%),
    linear-gradient(180deg, #0E1436 0%, #141B41 58%, #0E1436 100%);
}

.page-contact .contact-hero__frame {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
  padding: clamp(1.2rem, 3.4vw, 2.6rem);
  border: 1px solid var(--line-gold);
  outline: 1px solid var(--line-soft);
  outline-offset: 6px;
}

.page-contact .contact-hero__frame::before,
.page-contact .contact-hero__frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--c-gold);
  pointer-events: none;
}

.page-contact .contact-hero__frame::before {
  top: -7px;
  left: -7px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .contact-hero__frame::after {
  right: -7px;
  bottom: -7px;
  border-top: 0;
  border-left: 0;
}

.page-contact .contact-hero__copy {
  display: grid;
  gap: 0.9rem;
  min-width: 0;
}

.page-contact .contact-hero__tag {
  margin: 0;
  color: var(--c-gold-hi);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.15rem, 6.4vw, 4.1rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-paper);
  overflow-wrap: break-word;
}

.page-contact .contact-hero__accent {
  color: var(--c-gold-hi);
  border-bottom: 3px solid var(--c-gold);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: rgba(244, 237, 223, 0.84);
}

.page-contact .contact-hero__hint {
  margin: 0;
  max-width: 34em;
  padding-left: 0.9rem;
  border-left: 2px solid var(--c-gold);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(239, 221, 164, 0.9);
}

.page-contact .contact-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.4rem;
}

.page-contact .contact-hero__figure {
  margin: 0;
  position: relative;
  min-width: 0;
  border: 1px solid var(--line-gold);
  background: var(--c-hull);
  overflow: hidden;
}

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

.page-contact .contact-hero__figure figcaption {
  padding: 0.65rem 0.9rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(239, 221, 164, 0.78);
  border-top: 1px solid var(--line-soft);
  background: rgba(14, 20, 54, 0.72);
}

/* ---------- 通用区块标题 ---------- */
.page-contact .contact-sec-head {
  display: grid;
  gap: 0.55rem;
  max-width: 44em;
  margin-bottom: var(--pc-gap);
}

.page-contact .contact-sec-head .mono-tag {
  margin: 0;
  color: var(--c-gold-hi);
}

.page-contact .contact-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.4vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-contact .contact-sec-head p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(244, 237, 223, 0.74);
}

.page-contact .contact-sec-head--on-paper h2 {
  color: var(--c-ink);
}

.page-contact .contact-sec-head--on-paper p {
  color: var(--c-mist);
}

/* ---------- 分诊卡 ---------- */
.page-contact .contact-triage {
  padding: var(--pc-pad) 0;
  background: var(--c-ark);
}

.page-contact .contact-triage__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(0.85rem, 2vw, 1.15rem);
}

.page-contact .triage-card {
  --tone: var(--c-gold);
  display: grid;
  gap: 0.5rem;
  min-width: 0;
  padding: clamp(1.05rem, 2.6vw, 1.55rem);
  border: 1px solid var(--line-gold);
  border-left: 3px solid var(--tone);
  border-radius: 4px var(--radius-card) var(--radius-card) 4px;
  background: linear-gradient(160deg, rgba(28, 37, 84, 0.94), rgba(14, 20, 54, 0.94));
  box-shadow: var(--shadow-float);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .triage-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 30px 56px -40px #000, inset 0 1px 0 rgba(239, 221, 164, 0.12);
}

.page-contact .triage-card--jade { --tone: var(--c-jade); }
.page-contact .triage-card--gold { --tone: var(--c-gold); }
.page-contact .triage-card--cinnabar { --tone: var(--c-cinnabar); }
.page-contact .triage-card--ink { --tone: var(--c-gold-hi); }

.page-contact .triage-card__num {
  color: var(--tone);
  justify-self: start;
}

.page-contact .triage-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-contact .triage-card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(244, 237, 223, 0.76);
}

.page-contact .triage-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  margin-top: 0.25rem;
  padding-top: 0.6rem;
  border-top: 1px dashed rgba(201, 162, 39, 0.32);
}

.page-contact .triage-card__links a {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--c-gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.5);
  padding-bottom: 1px;
}

.page-contact .triage-card__links a:hover {
  color: var(--c-paper);
  border-bottom-color: var(--c-gold-hi);
}

/* ---------- 邮箱与电话 ---------- */
.page-contact .contact-channels {
  padding: var(--pc-pad) 0;
  background: linear-gradient(180deg, #0E1436 0%, #1C2554 44%, #0E1436 100%);
}

.page-contact .contact-channels__panel {
  padding: clamp(1.2rem, 3.4vw, 2.5rem);
  border: 1px solid rgba(201, 162, 39, 0.5);
  border-radius: 20px;
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-channels__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.2rem);
}

.page-contact .channel {
  display: grid;
  gap: 0.6rem;
  min-width: 0;
}

.page-contact .channel .mono-tag {
  margin: 0;
  color: var(--c-mist);
  justify-self: start;
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.42rem);
  line-height: 1.35;
  color: var(--c-ink);
}

.page-contact .channel__addr {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.1vw, 1.2rem);
  letter-spacing: 0.01em;
  line-height: 1.5;
  color: var(--c-ink);
  word-break: break-word;
  overflow-wrap: anywhere;
  padding: 0.5rem 0.7rem;
  border: 1px dashed rgba(36, 31, 24, 0.35);
  background: rgba(229, 217, 192, 0.55);
  border-radius: 6px;
}

.page-contact .channel__addr--tel {
  color: var(--c-cinnabar);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-contact .channel .copy-email {
  justify-self: start;
  padding: 0.45rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--c-ink);
  background: transparent;
  border: 1px solid rgba(201, 162, 39, 0.85);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .channel .copy-email:hover {
  background: rgba(201, 162, 39, 0.22);
}

.page-contact .channel .copy-email:active {
  transform: translateY(2px);
}

.page-contact .channel .copy-email[data-copied="true"] {
  background: rgba(46, 125, 107, 0.18);
  border-color: var(--c-jade);
  color: var(--c-jade);
}

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

.page-contact .channel__warn {
  margin: 0;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid var(--c-cinnabar);
  background: rgba(184, 55, 42, 0.09);
  font-size: 0.9rem;
  line-height: 1.8;
  font-weight: 500;
  color: #8E2A20;
}

.page-contact .channel__subtitle {
  margin: 0.3rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-ink);
}

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

.page-contact .channel__list li {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .channel__list .mono-tag {
  flex: none;
  margin-top: 0.28rem;
  padding: 0.05rem 0.35rem;
  font-size: 0.6875rem;
  color: var(--c-ink);
  border: 1px solid rgba(201, 162, 39, 0.8);
  border-radius: 3px;
  background: rgba(201, 162, 39, 0.16);
}

.page-contact .channel__list--plain li {
  padding-left: 0.95rem;
  position: relative;
}

.page-contact .channel__list--plain li::before {
  content: "";
  position: absolute;
  top: 0.75em;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--c-jade);
  transform: rotate(45deg);
}

/* ---------- 合作接入 ---------- */
.page-contact .contact-partner {
  padding: var(--pc-pad) 0;
  background:
    radial-gradient(90% 70% at 12% 10%, rgba(46, 125, 107, 0.16), transparent 62%),
    var(--c-ark);
}

.page-contact .contact-partner__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-partner__copy {
  display: grid;
  gap: 0.7rem;
  min-width: 0;
}

.page-contact .contact-partner__copy .mono-tag {
  margin: 0;
  color: var(--c-jade);
  justify-self: start;
  border-bottom: 1px solid rgba(46, 125, 107, 0.6);
}

.page-contact .contact-partner h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.6vw, 2.3rem);
  line-height: 1.2;
  color: var(--c-paper);
}

.page-contact .contact-partner__lede {
  margin: 0;
  max-width: 36em;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(244, 237, 223, 0.78);
}

.page-contact .contact-partner__subtitle {
  margin: 0.7rem 0 0.2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-gold-hi);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-contact .checklist li {
  border-bottom: 1px dashed rgba(201, 162, 39, 0.28);
  padding: 0.5rem 0;
}

.page-contact .checklist label {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  cursor: pointer;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(244, 237, 223, 0.88);
}

.page-contact .checklist input {
  flex: none;
  width: 1rem;
  height: 1rem;
  margin: 0.32em 0 0;
  accent-color: var(--c-gold);
  cursor: pointer;
}

.page-contact .checklist input:checked + span {
  color: rgba(107, 98, 85, 0.95);
  text-decoration: line-through;
  text-decoration-color: rgba(201, 162, 39, 0.7);
}

.page-contact .checklist__hint {
  margin: 0.2rem 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--c-gold-hi);
  padding-left: 0.75rem;
  border-left: 2px solid var(--c-gold);
}

.page-contact .contact-partner__text {
  margin: 0.4rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(244, 237, 223, 0.72);
}

.page-contact .contact-partner__figure {
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line-gold);
  background: var(--c-hull);
  overflow: hidden;
  box-shadow: var(--shadow-float);
}

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

.page-contact .contact-partner__figure figcaption {
  padding: 0.65rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: rgba(239, 221, 164, 0.8);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-where {
  padding: var(--pc-pad) 0;
  background: var(--c-ark);
}

.page-contact .contact-where__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.4vw, 1.5rem);
}

.page-contact .seal-block {
  position: relative;
  padding: clamp(1.1rem, 2.8vw, 1.7rem);
  border: 2px solid var(--c-gold);
  border-radius: 6px;
  background: linear-gradient(150deg, rgba(229, 217, 192, 0.1), rgba(14, 20, 54, 0.72));
  box-shadow: inset 0 0 0 1px rgba(239, 221, 164, 0.14);
  display: grid;
  gap: 0.6rem;
  min-width: 0;
}

.page-contact .seal-block::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 10px;
  width: 24px;
  height: 24px;
  border: 2px solid var(--c-cinnabar);
  border-radius: 3px;
  opacity: 0.62;
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-contact .seal-block--stamp::after {
  border-color: var(--c-gold-hi);
}

.page-contact .seal-block .mono-tag {
  margin: 0;
  color: var(--c-gold-hi);
  justify-self: start;
}

.page-contact .seal-block__val {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-paper);
  overflow-wrap: anywhere;
}

.page-contact .seal-block__val--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-contact .seal-block__note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(244, 237, 223, 0.72);
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-reply {
  padding: var(--pc-pad) 0 clamp(2.6rem, 6vw, 4.4rem);
  background: linear-gradient(180deg, #0E1436 0%, #121838 70%, #1C2554 100%);
}

.page-contact .reply-steps {
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.2rem);
}

.page-contact .reply-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.9rem 0 0.9rem 0.9rem;
  border-left: 2px solid rgba(201, 162, 39, 0.6);
}

.page-contact .reply-step__num {
  color: var(--c-gold-hi);
  align-self: start;
}

.page-contact .reply-step__body {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
}

.page-contact .reply-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.45;
  color: var(--c-paper);
}

.page-contact .reply-step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(244, 237, 223, 0.75);
}

.page-contact .contact-back {
  display: flex;
  width: 100%;
  justify-content: center;
  margin-bottom: 1.2rem;
  padding: 1rem 1.4rem;
  font-size: 1rem;
}

.page-contact .contact-elsewhere {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-elsewhere__link {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: rgba(239, 221, 164, 0.82);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-elsewhere__link:hover {
  color: var(--c-paper);
  border-bottom-color: var(--c-gold-hi);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-triage__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__frame {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }

  .page-contact .contact-channels__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: clamp(1.6rem, 3vw, 2.6rem);
  }

  .page-contact .contact-channels__split > .channel + .channel {
    border-left: 1px solid rgba(201, 162, 39, 0.55);
    padding-left: clamp(1.4rem, 2.6vw, 2.2rem);
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .contact-back {
    width: auto;
    min-width: 22rem;
    margin-left: 0;
    margin-right: auto;
    justify-content: center;
  }
}

@media (min-width: 1140px) {
  .page-contact .contact-hero__frame {
    padding: clamp(2rem, 3.4vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .triage-card,
  .page-contact .channel .copy-email,
  .page-contact .contact-elsewhere__link {
    transition: none;
  }

  .page-contact .triage-card:hover {
    transform: none;
  }
}
<<<END>>>