.page-contact {
  --ct-line: rgba(30, 58, 50, .12);
  --ct-shadow: 0 20px 44px -30px rgba(27, 26, 24, .55);
  background: var(--cream);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 5vw, 52px) 0 clamp(38px, 6vw, 78px);
  background:
    radial-gradient(120% 90% at 90% -4%, rgba(217, 164, 65, .2), transparent 62%),
    radial-gradient(80% 70% at 0% 100%, rgba(62, 142, 158, .12), transparent 60%),
    linear-gradient(180deg, var(--cream-2), var(--cream));
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 5vw, 54px);
}

.page-contact .contact-hero__copy h1 {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(2rem, 7.2vw, 3.7rem);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--green);
  margin: 12px 0 18px;
}

.page-contact .contact-hero__copy .lede {
  max-width: 36em;
  color: var(--rock);
  margin: 0;
}

.page-contact .channel-set {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 32px);
}

.page-contact .channel {
  position: relative;
  display: grid;
  justify-items: start;
  gap: 8px;
  padding: clamp(18px, 3.4vw, 26px);
  border-radius: var(--radius-lg);
  box-shadow: var(--ct-shadow);
  overflow: hidden;
}

.page-contact .channel::after {
  content: "";
  position: absolute;
  inset: auto -40px -60px auto;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  pointer-events: none;
}

.page-contact .channel--mail {
  background: linear-gradient(150deg, var(--green-2), var(--green));
  color: var(--cream);
  border: 1px solid rgba(217, 164, 65, .38);
}

.page-contact .channel--phone {
  background: linear-gradient(150deg, var(--red), var(--red-deep));
  color: #fff;
}

.page-contact .channel__label {
  margin: 0;
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--gold-soft);
}

.page-contact .channel--phone .channel__label {
  color: rgba(255, 255, 255, .82);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(1.12rem, 4.8vw, 1.95rem);
  line-height: 1.18;
  letter-spacing: -.01em;
  word-break: break-word;
  max-width: 100%;
}

.page-contact .channel--phone .channel__value {
  font-size: clamp(1.5rem, 6.4vw, 2.4rem);
  letter-spacing: .01em;
}

.page-contact .channel__value a {
  color: inherit;
  text-decoration: none;
}

.page-contact .channel__value a:hover,
.page-contact .channel__value a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-thickness: 2px;
}

.page-contact .copy-btn {
  margin-top: 4px;
  padding: 7px 18px;
  border-radius: var(--pill);
  border: 1px solid rgba(247, 240, 228, .5);
  background: rgba(247, 240, 228, .1);
  color: inherit;
  font: inherit;
  font-size: .82rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}

.page-contact .channel--phone .copy-btn {
  border-color: rgba(255, 255, 255, .58);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: rgba(247, 240, 228, .26);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-contact .copy-btn.is-copied {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--green);
}

.page-contact .copy-status {
  min-height: 1.5em;
  margin: 10px 0 0;
  font-size: .84rem;
  color: var(--moss);
  letter-spacing: .04em;
}

.page-contact .hero-facts {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 8px 0 0;
  padding: 0;
  font-size: .92rem;
  color: var(--rock);
  line-height: 1.65;
}

.page-contact .hero-facts li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-contact .live-dot {
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: .55em;
  border-radius: 50%;
  background: var(--moss);
  box-shadow: 0 0 0 4px rgba(110, 127, 88, .18);
  animation: contact-pulse 2.6s var(--ease) infinite;
}

.page-contact .live-dot--gold {
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(217, 164, 65, .2);
}

@keyframes contact-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(110, 127, 88, .18); }
  50% { box-shadow: 0 0 0 9px rgba(110, 127, 88, .05); }
}

.page-contact .contact-hero__visual {
  position: relative;
}

.page-contact .contact-hero__figure {
  margin: 0;
  width: 100%;
  aspect-ratio: 5 / 4;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(150deg, var(--gold-soft), var(--cream-2) 58%, rgba(62, 142, 158, .28));
  box-shadow: var(--ct-shadow);
}

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

.page-contact .hero-note {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin: 16px 0 0;
  padding: 11px 20px;
  border-radius: var(--pill);
  background: var(--cream-2);
  border: 1px solid rgba(217, 164, 65, .45);
  box-shadow: var(--ct-shadow);
  font-size: .86rem;
  color: var(--green);
}

.page-contact .hero-note__num {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.45rem;
  color: var(--red);
  line-height: 1;
}

.page-contact .hero-note__txt {
  color: var(--rock);
}

/* ---------- 问题分类 ---------- */
.page-contact .topics {
  padding: clamp(42px, 7vw, 84px) 0;
  background: var(--cream-2);
  border-top: 1px solid var(--ct-line);
}

.page-contact .topics__head .display {
  color: var(--green);
  margin: 8px 0 12px;
}

.page-contact .topic-list {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-contact .topic {
  background: #fff;
  border: 1px solid rgba(30, 58, 50, .1);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-md);
  padding: clamp(14px, 2.6vw, 20px) clamp(16px, 3vw, 24px);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-contact .topic[open] {
  border-left-color: var(--red);
  box-shadow: var(--ct-shadow);
}

.page-contact .topic__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.2rem);
  color: var(--green);
}

.page-contact .topic__sum::-webkit-details-marker {
  display: none;
}

.page-contact .topic__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--sans);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--gold-ink);
  transition: color .25s var(--ease);
}

.page-contact .topic[open] .topic__sum::after {
  content: "–";
  color: var(--red);
}

.page-contact .topic__idx {
  font-family: var(--sans);
  font-weight: 800;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--gold-ink);
  background: rgba(217, 164, 65, .16);
  border-radius: var(--pill);
  padding: 3px 9px;
  flex: none;
}

.page-contact .topic__name {
  min-width: 0;
}

.page-contact .topic__sum .tag {
  flex: none;
  font-size: .72rem;
}

.page-contact .topic__body {
  padding-top: 12px;
  border-top: 1px dashed rgba(30, 58, 50, .14);
  margin-top: 12px;
}

.page-contact .topic__body p {
  margin: 0 0 8px;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .topic__link {
  color: var(--rock);
  font-size: .88rem;
}

.page-contact .topic__link a {
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(62, 142, 158, .4);
}

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

/* ---------- 准备清单 ---------- */
.page-contact .prepare {
  padding: clamp(42px, 7vw, 84px) 0;
}

.page-contact .prepare__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

.page-contact .prepare__intro .display {
  color: var(--green);
  margin: 8px 0 12px;
}

.page-contact .prepare__intro .lede a {
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(62, 142, 158, .4);
}

.page-contact .prepare__intro .lede a:hover,
.page-contact .prepare__intro .lede a:focus-visible {
  color: var(--red);
  border-bottom-color: var(--red);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(30, 58, 50, .1);
  box-shadow: var(--ct-shadow);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(15px, 2.6vw, 21px);
  background: var(--cream-2);
}

.page-contact .prep-item:nth-child(even) {
  background: #fff;
}

.page-contact .prep-item__num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--green);
  color: var(--gold-soft);
  font-family: var(--sans);
  font-weight: 800;
  font-size: .8rem;
}

.page-contact .prep-item:nth-child(3n) .prep-item__num {
  background: var(--red);
  color: #fff;
}

.page-contact .prep-item h3 {
  margin: 2px 0 5px;
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
  line-height: 1.4;
}

.page-contact .prep-item p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--rock);
}

/* ---------- 合作 ---------- */
.page-contact .partner {
  padding: 0 0 clamp(42px, 7vw, 84px);
}

.page-contact .partner__card {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 14px;
  padding: clamp(24px, 4.6vw, 52px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(95% 130% at 100% 0%, rgba(217, 164, 65, .3), transparent 58%),
    radial-gradient(80% 120% at 0% 100%, rgba(62, 142, 158, .22), transparent 62%),
    var(--green);
  color: var(--cream);
  box-shadow: var(--ct-shadow);
}

.page-contact .partner__card .eyebrow {
  color: var(--gold);
  margin: 0;
}

.page-contact .partner__card h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  line-height: 1.24;
  color: var(--cream);
}

.page-contact .partner__card p {
  margin: 0;
  max-width: 60ch;
  font-size: .95rem;
  line-height: 1.8;
  color: rgba(247, 240, 228, .84);
}

.page-contact .partner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

/* ---------- 响应 ---------- */
.page-contact .sla {
  padding: clamp(42px, 7vw, 84px) 0;
  background: var(--cream-2);
  border-top: 1px solid var(--ct-line);
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .sla .display {
  color: var(--green);
  margin: 8px 0 12px;
}

.page-contact .sla__grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  margin-top: clamp(22px, 4vw, 34px);
}

.page-contact .sla-item {
  display: grid;
  gap: 6px;
  padding: 20px 18px;
  border-radius: var(--radius-md);
  background: #fff;
  border-top: 3px solid var(--gold);
  box-shadow: var(--ct-shadow);
}

.page-contact .sla-item:nth-child(2) {
  border-top-color: var(--red);
}

.page-contact .sla-item:nth-child(3) {
  border-top-color: var(--lake);
}

.page-contact .sla-item:nth-child(4) {
  border-top-color: var(--moss);
}

.page-contact .sla-item__num {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  line-height: 1.1;
  color: var(--green);
  letter-spacing: -.01em;
}

.page-contact .sla-item__label {
  font-size: .85rem;
  line-height: 1.6;
  color: var(--rock);
}

/* ---------- 地址与备案 ---------- */
.page-contact .reach {
  padding: clamp(42px, 7vw, 84px) 0 clamp(48px, 8vw, 92px);
}

.page-contact .reach-card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4.4vw, 48px);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, var(--cream-2), #fff 64%);
  border: 1px solid rgba(30, 58, 50, .1);
  box-shadow: var(--ct-shadow);
}

.page-contact .reach__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-contact .reach-card .display {
  color: var(--green);
  margin: 8px 0 16px;
  font-size: clamp(1.5rem, 4.4vw, 2.2rem);
}

.page-contact .reach__rows {
  margin: 0;
  display: grid;
}

.page-contact .reach-row {
  display: grid;
  grid-template-columns: 5.2em minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(30, 58, 50, .16);
}

.page-contact .reach-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .reach-row dt {
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--rock);
}

.page-contact .reach-row dd {
  margin: 0;
  font-size: .95rem;
  font-weight: 600;
  color: var(--green);
  word-break: break-word;
}

.page-contact .reach__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(140deg, var(--gold-soft), var(--cream-2) 60%, rgba(184, 106, 75, .24));
}

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

.page-contact .reach__deco {
  position: absolute;
  right: -12px;
  bottom: -6px;
  width: clamp(140px, 30vw, 240px);
  height: auto;
  pointer-events: none;
  z-index: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .channel-set {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: stretch;
  }

  .page-contact .channel {
    align-content: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-contact .channel-set {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .contact-hero__figure {
    aspect-ratio: 4 / 5;
  }

  .page-contact .hero-note {
    position: absolute;
    left: 18px;
    bottom: 18px;
    margin: 0;
    max-width: calc(100% - 36px);
  }

  .page-contact .prepare__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-contact .prepare__intro {
    position: sticky;
    top: calc(var(--bar-h, 46px) + 32px);
  }

  .page-contact .reach__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }

  .page-contact .partner__card {
    padding-right: 26%;
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-hero__copy h1 {
    margin-top: 16px;
  }

  .page-contact .sla__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .live-dot {
    animation: none;
  }

  .page-contact .copy-btn,
  .page-contact .topic,
  .page-contact .topic__sum::after {
    transition: none;
  }
}
<<<END>>>