.page-contact {
  --contact-wave: rgba(242, 107, 78, .16);
  --contact-glass: rgba(251, 247, 239, .78);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(40px, 6vw, 76px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(242, 107, 78, .18) 0%, rgba(242, 107, 78, 0) 58%),
    linear-gradient(180deg, var(--paper) 0%, var(--sand) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--line);
}

.page-contact .contact-hero .crumbs {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-contact .contact-hero__grid > * {
  min-width: 0;
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(32px, 5.6vw, 62px);
  line-height: 1.08;
  letter-spacing: -.025em;
  color: var(--ink);
}

.page-contact .contact-hero .lede {
  margin-top: clamp(16px, 2.4vw, 24px);
  max-width: 54ch;
  color: rgba(20, 33, 43, .82);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: clamp(24px, 3.6vw, 36px) 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 12px;
}

@media (min-width: 620px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-contact .contact-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .contact-hero__facts .mono {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--sea);
  letter-spacing: .01em;
}

.page-contact .contact-hero__facts em {
  font-style: normal;
  font-size: 13px;
  color: var(--rock);
}

.page-contact .contact-hero__figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  background: var(--sea);
  transform: rotate(-.6deg);
}

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

.page-contact .contact-hero__figure .figure__caption {
  background: var(--paper);
  padding: 10px 16px;
  font-size: 12.5px;
  color: var(--rock);
}

/* ---------- 通用标题 ---------- */
.page-contact .contact-h2 {
  margin: 10px 0 0;
  font-size: clamp(25px, 3.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-contact .contact-h2--light {
  color: var(--paper);
}

.page-contact .eyebrow--light {
  color: rgba(251, 247, 239, .8);
}

/* ---------- 渠道 + 草稿 ---------- */
.page-contact .contact-channels__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-channels__grid > * {
  min-width: 0;
}

@media (min-width: 960px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: 7fr 5fr;
  }
}

.page-contact .contact-channels__main .prose {
  margin-top: 14px;
  color: rgba(20, 33, 43, .8);
}

.page-contact .channel-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .channel {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 4px solid var(--coral);
  border-radius: var(--radius-s);
  padding: 18px 20px 20px;
  box-shadow: var(--shadow-paper);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .channel--gold {
  border-left-color: var(--gold-a);
  margin-left: clamp(0px, 2vw, 22px);
}

.page-contact .channel--euca {
  border-left-color: var(--euca);
}

.page-contact .channel:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel__title {
  margin: 10px 0 6px;
  font-size: 19px;
  color: var(--ink);
}

.page-contact .channel__value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--sea);
  word-break: break-all;
}

.page-contact .channel__desc {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(20, 33, 43, .78);
  max-width: 58ch;
}

.page-contact .copy-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--sea);
  padding: 5px 14px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--sea);
  border-color: var(--sea);
  color: var(--paper);
}

.page-contact .copy-status {
  min-height: 20px;
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--euca);
}

.page-contact .copy-status--light {
  color: var(--gold-b);
}

/* 草稿面板 */
.page-contact .draft-panel {
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, var(--sea) 0%, var(--sea-deep) 100%);
  color: var(--paper);
  border-radius: var(--radius-m);
  padding: clamp(22px, 3.2vw, 34px);
  box-shadow: var(--shadow-lift);
}

.page-contact .draft-panel::before {
  content: "";
  position: absolute;
  right: -60px;
  top: -70px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  border: 1px solid rgba(246, 207, 122, .35);
  box-shadow: inset 0 0 0 18px rgba(246, 207, 122, .06);
  pointer-events: none;
}

.page-contact .draft-panel__meta {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold-b);
}

.page-contact .draft-panel__title {
  margin: 12px 0 0;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.24;
  color: var(--paper);
}

.page-contact .draft-panel__text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(251, 247, 239, .82);
}

.page-contact .draft-links {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .draft-link {
  display: grid;
  gap: 3px;
  padding: 13px 16px;
  border-radius: var(--radius-xs);
  background: rgba(251, 247, 239, .07);
  border: 1px solid rgba(251, 247, 239, .16);
  color: var(--paper);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .draft-link:hover,
.page-contact .draft-link:focus-visible {
  background: rgba(233, 180, 76, .2);
  border-color: var(--gold-b);
  transform: translateX(3px);
}

.page-contact .draft-link__kicker {
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-b);
}

.page-contact .draft-link__title {
  font-size: 16px;
  font-weight: 700;
}

.page-contact .draft-link__hint {
  font-size: 12.5px;
  color: rgba(251, 247, 239, .7);
}

.page-contact .draft-panel__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(251, 247, 239, .74);
}

.page-contact .draft-panel__note a {
  color: var(--gold-b);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 回拨流程 ---------- */
.page-contact .callback-grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-contact .callback-grid > * {
  min-width: 0;
}

@media (min-width: 960px) {
  .page-contact .callback-grid {
    grid-template-columns: 7fr 4fr;
    gap: clamp(32px, 5vw, 68px);
  }
}

.page-contact .callback__text .prose {
  margin-top: 14px;
  color: rgba(20, 33, 43, .8);
}

.page-contact .callback-steps {
  list-style: none;
  counter-reset: cb;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .callback-step {
  position: relative;
  padding: 0 0 22px 54px;
  border-left: 1px solid var(--line);
  margin-left: 15px;
}

.page-contact .callback-step:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-contact .callback-step__num {
  position: absolute;
  left: -16px;
  top: -4px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--coral);
  color: var(--coral);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}

.page-contact .callback-step h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--ink);
}

.page-contact .callback-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(20, 33, 43, .76);
  max-width: 56ch;
}

.page-contact .callback__figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--sand);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-paper);
}

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

.page-contact .callback__figure .figure__caption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--rock);
  background: var(--paper);
}

/* ---------- 分流 ---------- */
.page-contact .routing__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.76;
  color: rgba(251, 247, 239, .82);
}

.page-contact .routing-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 3.6vw, 40px);
}

@media (min-width: 860px) {
  .page-contact .routing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .routing-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-contact .routing-card:nth-child(3) {
    margin-top: 52px;
  }
}

.page-contact .routing-card {
  background: rgba(251, 247, 239, .06);
  border: 1px solid rgba(251, 247, 239, .16);
  border-radius: var(--radius-s);
  padding: 20px 20px 22px;
  color: var(--paper);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .routing-card:hover {
  background: rgba(251, 247, 239, .1);
  border-color: rgba(246, 207, 122, .5);
}

.page-contact .routing-card h3 {
  margin: 12px 0 8px;
  font-size: 18px;
  color: var(--paper);
}

.page-contact .routing-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(251, 247, 239, .78);
}

.page-contact .routing-card__subject {
  margin-top: 14px !important;
  padding: 9px 12px;
  border-radius: var(--radius-xs);
  background: rgba(11, 59, 90, .5);
  border-left: 3px solid var(--gold-a);
  font-family: var(--font-mono);
  font-size: 12.5px !important;
  color: var(--gold-b) !important;
  word-break: break-all;
}

.page-contact .routing-card .copy-btn {
  margin-top: 12px;
  border-color: rgba(251, 247, 239, .3);
  color: var(--paper);
}

.page-contact .routing-card .copy-btn:hover,
.page-contact .routing-card .copy-btn:focus-visible {
  background: var(--gold-b);
  border-color: var(--gold-b);
  color: var(--ink);
}

/* ---------- 写信之前 ---------- */
.page-contact .prepare-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .prepare-grid > * {
  min-width: 0;
}

@media (min-width: 960px) {
  .page-contact .prepare-grid {
    grid-template-columns: 5fr 7fr;
  }
}

.page-contact .prepare__head .prose {
  margin-top: 14px;
  color: rgba(20, 33, 43, .8);
}

.page-contact .prepare__aside {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 3px solid var(--euca);
  background: rgba(251, 247, 239, .82);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(20, 33, 43, .78);
}

.page-contact .prepare__aside a {
  color: var(--sea);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .prepare-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prepare-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: var(--paper);
  border-radius: var(--radius-s);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-paper);
}

.page-contact .prepare-item__num {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  background: var(--sand);
  border: 1px solid var(--sand-deep);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--roo);
}

.page-contact .prepare-item h3 {
  margin: 2px 0 6px;
  font-size: 16px;
  color: var(--ink);
}

.page-contact .prepare-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(20, 33, 43, .76);
}

/* ---------- 页尾纸带 ---------- */
.page-contact .site-strip {
  position: relative;
  background: var(--sand-deep);
  padding-block: clamp(36px, 5vw, 60px);
  border-top: 5px solid transparent;
  border-image: linear-gradient(90deg, var(--coral) 0%, var(--gold-b) 52%, var(--euca) 100%) 1;
}

.page-contact .site-strip__title {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  font-size: clamp(20px, 2.4vw, 25px);
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .site-strip__list {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(20, 33, 43, .16);
}

.page-contact .site-strip__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(20, 33, 43, .1);
}

@media (min-width: 780px) {
  .page-contact .site-strip__item {
    grid-template-columns: 190px 1fr;
    align-items: baseline;
    gap: 20px;
  }
}

.page-contact .site-strip__item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--roo);
}

.page-contact .site-strip__item dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--ink);
  word-break: break-all;
}

.page-contact .site-strip__note {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.74;
  color: rgba(20, 33, 43, .66);
}

.page-contact .site-strip__note a {
  color: var(--sea);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .draft-link,
  .page-contact .routing-card,
  .page-contact .copy-btn,
  .page-contact .contact-hero__figure {
    transition: none;
    transform: none;
  }

  .page-contact .draft-link:hover,
  .page-contact .draft-link:focus-visible,
  .page-contact .channel:hover {
    transform: none;
  }
}
<<<END>>>