.page-contact {
  --contact-line: rgba(200, 164, 92, .32);
  --contact-hair: rgba(247, 243, 233, .14);
  --contact-grid: rgba(200, 164, 92, .14);
  --contact-radius: 24px;
  background: var(--paper);
  color: var(--char);
}

.page-contact .contact-breadcrumb {
  padding: clamp(16px, 3vw, 26px) 0 clamp(10px, 2vw, 16px);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 8%, rgba(53, 224, 208, .18), transparent 46%),
    radial-gradient(circle at 6% 96%, rgba(255, 107, 74, .14), transparent 42%),
    var(--ink-900);
  color: var(--paper);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
  padding: clamp(30px, 5vw, 56px) 0 clamp(38px, 6vw, 72px);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -46% auto;
  width: 46vw;
  height: 46vw;
  max-width: 520px;
  max-height: 520px;
  border-radius: 50%;
  border: 1px solid var(--contact-line);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-contact .contact-hero__lead h1 {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-hero__intro {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(247, 243, 233, .84);
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__quick-item {
  padding: 7px 15px;
  border-radius: var(--r-pill);
  border: 1px solid var(--contact-line);
  background: rgba(200, 164, 92, .08);
  font-size: var(--fs-xs);
  letter-spacing: .06em;
  color: var(--sand-soft);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__panel {
  background: var(--ink-800);
  border: 1px solid var(--contact-line);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: var(--shadow);
}

.page-contact .contact-hero__panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-hero__panel-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .04em;
  color: var(--sand-soft);
}

.page-contact .channel-mini {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-mini__item {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .channel-mini__item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .channel-mini__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .channel-mini__value {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .channel-mini__value:hover,
.page-contact .channel-mini__value:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .channel-mini__value--plain {
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 600;
}

.page-contact .channel-mini__note {
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: rgba(247, 243, 233, .6);
}

.page-contact .contact-hero__panel-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--contact-line);
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: rgba(247, 243, 233, .58);
}

/* ---------- 渠道说明 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-channels__figure {
  margin: 0;
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-contact .contact-channels__figure .media__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 18px;
  background: linear-gradient(to top, rgba(14, 43, 36, .92), rgba(14, 43, 36, 0));
  color: var(--sand-soft);
  font-size: var(--fs-xs);
  line-height: 1.6;
}

.page-contact .contact-channels__body h2 {
  margin: 10px 0 14px;
  font-size: var(--fs-h2);
  line-height: 1.16;
  letter-spacing: -.01em;
}

.page-contact .contact-channels__lead {
  margin: 0 0 8px;
  max-width: 52ch;
  color: var(--slate);
  line-height: 1.75;
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
  padding: 20px 0;
  border-top: 1px solid var(--fog);
}

.page-contact .channel-row:first-of-type {
  margin-top: 18px;
}

.page-contact .channel-row__index {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--sand);
  line-height: 1.35;
}

.page-contact .channel-row__title {
  margin: 0 0 6px;
  font-size: var(--fs-h3);
  line-height: 1.3;
}

.page-contact .channel-row__desc {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-contact .channel-row__action {
  grid-column: 2;
  justify-self: start;
  margin-top: 10px;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--fog);
  font-size: var(--fs-xs);
  letter-spacing: .05em;
  color: var(--ink-900);
  text-decoration: none;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .channel-row__action:hover,
.page-contact .channel-row__action:focus-visible {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

/* ---------- 章节标题 ---------- */
.page-contact .contact-section-head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-contact .contact-section-head h2 {
  margin: 10px 0 12px;
  font-size: var(--fs-h2);
  line-height: 1.16;
  letter-spacing: -.01em;
}

.page-contact .contact-section-head p {
  margin: 0;
  line-height: 1.75;
  color: var(--slate);
}

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

.page-contact .contact-section-head--light p {
  color: rgba(247, 243, 233, .74);
}

/* ---------- 反馈分类 ---------- */
.page-contact .contact-feedback {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .contact-feedback__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-contact .contact-feedback__list .tabs__tab {
  flex: 0 0 auto;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(76, 107, 98, .3);
  background: transparent;
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 600;
  color: var(--slate);
  cursor: pointer;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-feedback__list .tabs__tab:hover {
  border-color: var(--sand);
  color: var(--ink-900);
}

.page-contact .contact-feedback__list .tabs__tab[aria-selected="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

.page-contact .contact-feedback__panel {
  margin-top: 18px;
  padding: clamp(20px, 3vw, 32px);
  background: var(--paper);
  border-radius: var(--r-lg);
  border-left: 4px solid var(--sand);
  box-shadow: 0 18px 44px -34px rgba(14, 43, 36, .6);
}

.page-contact .contact-feedback__panel[hidden] {
  display: none;
}

.page-contact .contact-feedback__panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .contact-feedback__panel-title {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
}

.page-contact .contact-feedback__panel p {
  margin: 0;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .prep-list {
  counter-reset: prep;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 32px;
  font-size: .95rem;
  line-height: 1.65;
  color: var(--char);
}

.page-contact .prep-list li::before {
  counter-increment: prep;
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .12em;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--sand);
}

.page-contact .contact-feedback__figure {
  margin: 0;
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

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

.page-contact .contact-feedback__figure .media__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 18px;
  background: linear-gradient(to top, rgba(14, 43, 36, .9), rgba(14, 43, 36, 0));
  color: var(--sand-soft);
  font-size: var(--fs-xs);
  line-height: 1.6;
}

.page-contact .contact-feedback__hint {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 16px 20px;
  border-radius: var(--r-md);
  border: 1px dashed rgba(53, 224, 208, .5);
  background: rgba(53, 224, 208, .08);
  font-size: .95rem;
  line-height: 1.75;
  color: var(--ink-900);
}

/* ---------- 处理流程 ---------- */
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
}

.page-contact .flow__step {
  position: relative;
  padding-top: 20px;
  border-top: 1px solid var(--contact-line);
}

.page-contact .flow__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  padding: 0 14px;
  border-radius: var(--r-pill);
  background: var(--sand);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .06em;
}

.page-contact .flow__title {
  margin: 14px 0 8px;
  font-size: var(--fs-h3);
  color: var(--paper);
}

.page-contact .flow__text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: rgba(247, 243, 233, .72);
}

.page-contact .flow__note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--contact-hair);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--sand-soft);
}

/* ---------- 合作与建议 ---------- */
.page-contact .contact-coop {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-coop__body h2 {
  margin: 10px 0 14px;
  font-size: var(--fs-h2);
  line-height: 1.16;
  letter-spacing: -.01em;
}

.page-contact .contact-coop__body p {
  margin: 0 0 14px;
  max-width: 54ch;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .contact-coop__body .btn {
  margin-top: 8px;
}

.page-contact .contact-coop__links {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--fog);
}

.page-contact .contact-coop__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--fog);
  text-decoration: none;
  color: var(--char);
  transition: background-color .18s var(--ease), color .18s var(--ease), padding-left .18s var(--ease);
}

.page-contact .contact-coop__link:hover,
.page-contact .contact-coop__link:focus-visible {
  background: var(--mist);
  color: var(--ink-800);
  padding-left: 12px;
}

.page-contact .contact-coop__link-text {
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.4;
}

.page-contact .contact-coop__link-meta {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .1em;
  color: var(--sand);
}

/* ---------- 固定联系信息 ---------- */
.page-contact .contact-legal {
  border: 1px solid var(--fog);
  border-radius: var(--r-lg);
  padding: clamp(22px, 3.5vw, 40px);
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(0deg, var(--contact-grid) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(90deg, var(--contact-grid) 0 1px, transparent 1px 42px);
}

.page-contact .contact-legal__head {
  max-width: 54ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .contact-legal__head h2 {
  margin: 10px 0 10px;
  font-size: var(--fs-h2);
  line-height: 1.16;
}

.page-contact .contact-legal__head p {
  margin: 0;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .contact-legal__grid {
  display: grid;
  gap: 18px;
  margin: 0;
}

.page-contact .contact-legal__item {
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: rgba(247, 243, 233, .88);
  border: 1px solid var(--fog);
}

.page-contact .contact-legal__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .contact-legal__value {
  margin: 6px 0 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--char);
  word-break: break-word;
}

.page-contact .contact-legal__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--sand);
}

.page-contact .contact-legal__value a:hover,
.page-contact .contact-legal__value a:focus-visible {
  color: var(--ink-800);
  border-color: var(--ink-800);
}

.page-contact .contact-legal__value--mono {
  font-family: var(--font-mono);
  font-size: .9375rem;
  letter-spacing: .02em;
}

.page-contact .contact-legal__note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(76, 107, 98, .4);
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-legal__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .flow {
    gap: 30px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }

  .page-contact .contact-channels {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: center;
  }

  .page-contact .contact-coop {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-contact .channel-row {
    grid-template-columns: auto 1fr auto;
    align-items: start;
  }

  .page-contact .channel-row__action {
    grid-column: 3;
    margin-top: 4px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-feedback {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .72fr);
  }

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-mini__value,
  .page-contact .channel-row__action,
  .page-contact .contact-feedback__list .tabs__tab,
  .page-contact .contact-coop__link {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>