.page-contact {
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
  background:
    radial-gradient(120% 60% at 100% 0%, rgba(233, 185, 73, 0.06), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-900) 100%);
}

.page-contact .breadcrumb {
  margin-top: clamp(14px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding-top: clamp(24px, 4vw, 52px);
  padding-bottom: clamp(36px, 6vw, 68px);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(42%, 520px);
  height: 100%;
  background: linear-gradient(205deg, rgba(233, 185, 73, 0.12), rgba(233, 185, 73, 0) 62%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

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

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-contact .contact-hero__copy .section-index {
  margin: 0;
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-contact .contact-hero__lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 46ch;
  color: var(--ash);
}

.page-contact .contact-hero__media {
  margin: 0;
  position: relative;
}

.page-contact .contact-hero__media::before {
  content: "";
  position: absolute;
  left: -1px;
  bottom: 0;
  width: 34%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(233, 185, 73, 0));
  transform: skewX(var(--skew));
  z-index: 2;
}

/* ---------- 主体分区 ---------- */

.page-contact .contact-body {
  position: relative;
  padding-top: clamp(36px, 5vw, 68px);
}

.page-contact .contact-wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: clamp(120px, 20vw, 260px);
  color: var(--gold);
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 4vw, 52px);
}

@media (min-width: 1000px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 318px) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 28px;
  }
}

/* ---------- 左栏 ---------- */

.page-contact .contact-rail {
  display: grid;
  gap: 16px;
  align-self: start;
}

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

.page-contact .contact-card .panel__head {
  padding: 14px 18px;
}

.page-contact .contact-card .panel__body {
  padding: 18px;
}

.page-contact .contact-card .panel__foot {
  padding: 12px 18px;
}

.page-contact .contact-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  color: var(--cloud);
}

.page-contact .contact-card__text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ash);
}

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

.page-contact .contact-card__cta::after {
  content: attr(data-version);
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
  background: rgba(10, 22, 51, 0.96);
  border: 1px solid var(--line-mid);
  border-radius: var(--radius);
  padding: 6px 10px;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
  pointer-events: none;
  z-index: 4;
}

.page-contact .contact-card__cta:hover::after,
.page-contact .contact-card__cta:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .contact-quick .panel__body {
  padding: 18px;
}

.page-contact .contact-quick__list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-quick__list li {
  display: grid;
  gap: 4px;
}

.page-contact .contact-quick__label {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ash);
}

.page-contact .contact-quick__val {
  font-size: 14px;
  line-height: 1.5;
  color: var(--gold);
  word-break: break-all;
}

.page-contact .contact-quick__val--plain {
  font-family: var(--font-body);
  letter-spacing: 0;
  color: var(--cloud);
}

/* ---------- 右栏内容流 ---------- */

.page-contact .contact-stream {
  display: grid;
  gap: clamp(40px, 6vw, 76px);
  min-width: 0;
}

.page-contact .contact-block {
  position: relative;
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--line-soft);
  min-width: 0;
}

.page-contact .contact-block::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 72px;
  height: 1px;
  background: var(--gold);
  opacity: 0.55;
}

.page-contact .contact-block .section-index {
  margin: 0 0 8px;
}

.page-contact .contact-block .h-section {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.24;
  color: var(--cloud);
}

.page-contact .contact-block .lede {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 62ch;
  color: var(--ash);
}

/* 会员中心功能清单 */

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

.page-contact .feature-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .feature-list li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .feature-list__num {
  font-size: 13px;
  color: var(--gold);
  opacity: 0.85;
  padding-top: 4px;
}

.page-contact .feature-list__title {
  margin: 0 0 5px;
  font-size: 16px;
  font-weight: 500;
  color: var(--cloud);
}

.page-contact .feature-list__body p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ash);
}

/* 反馈渠道清单 */

.page-contact .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--cloud);
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 11px;
  height: 2px;
  background: var(--gold);
  transform: skewX(var(--skew));
}

/* 联系方式定义列表 */

.page-contact .contact-dl {
  margin: 0;
}

.page-contact .contact-dl__row {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-dl__row:last-child {
  border-bottom: 1px solid var(--line-soft);
}

@media (min-width: 720px) {
  .page-contact .contact-dl__row {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

.page-contact .contact-dl dt {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ash);
}

.page-contact .contact-dl dd {
  margin: 0;
  display: grid;
  gap: 7px;
  min-width: 0;
}

.page-contact .contact-dl__val {
  font-size: 17px;
  color: var(--gold);
  word-break: break-all;
}

.page-contact .contact-dl__val--plain {
  font-family: var(--font-body);
  letter-spacing: 0;
  font-size: 16px;
  color: var(--cloud);
  word-break: normal;
}

.page-contact .contact-dl__note {
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ash);
}

/* 处理流程 */

.page-contact .contact-flow__media {
  margin: 0 0 clamp(24px, 4vw, 36px);
}

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

.page-contact .flow-step {
  position: relative;
  border-top: 1px solid var(--line-soft);
}

.page-contact .flow-step:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--line-soft);
  transform: skewX(var(--skew));
  transition: background 160ms var(--ease);
  pointer-events: none;
}

.page-contact .flow-step[open]::before,
.page-contact .flow-step:hover::before {
  background: var(--gold);
}

.page-contact .flow-step summary {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 32px 18px 44px;
  cursor: pointer;
  list-style: none;
  transition: background 160ms var(--ease);
}

.page-contact .flow-step summary::-webkit-details-marker {
  display: none;
}

.page-contact .flow-step summary:hover {
  background: rgba(233, 185, 73, 0.04);
}

.page-contact .flow-step summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-contact .flow-step__num {
  grid-row: 1 / 3;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-contact .flow-step__title {
  font-size: 17px;
  font-weight: 500;
  color: var(--cloud);
}

.page-contact .flow-step__meta {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ash);
}

.page-contact .flow-step summary::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 24px;
  width: 8px;
  height: 8px;
  border-right: 1px solid var(--ash);
  border-bottom: 1px solid var(--ash);
  transform: rotate(45deg);
  transition: transform 200ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .flow-step[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--gold);
}

.page-contact .flow-step__body {
  padding: 0 32px 20px 58px;
}

.page-contact .flow-step__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ash);
}

/* 合作与建议 */

.page-contact .collab-grid {
  display: grid;
  gap: 16px;
}

@media (min-width: 720px) {
  .page-contact .collab-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .collab-card {
  padding: 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel-tint);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-contact .collab-card:hover {
  border-color: rgba(233, 185, 73, 0.45);
  transform: translateY(-2px);
}

.page-contact .collab-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 500;
  color: var(--cloud);
}

.page-contact .collab-card p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ash);
}

.page-contact .collab-card .contact-note {
  margin: 0;
  font-size: 13px;
  color: var(--ash);
  opacity: 0.9;
}

/* 辅助文字与链接 */

.page-contact .contact-note {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ash);
}

.page-contact .contact-note a,
.page-contact .collab-card .contact-note a {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 160ms var(--ease);
}

.page-contact .contact-note a:hover,
.page-contact .collab-card .contact-note a:hover {
  color: var(--gold-soft);
}

.page-contact .contact-note a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 2px;
}

/* 图片容器内的光效层不接收指针事件 */

.page-contact .media-frame__grid {
  pointer-events: none;
}

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

/* 窄屏微调 */

@media (max-width: 560px) {
  .page-contact .contact-card__cta::after {
    white-space: normal;
    width: 100%;
  }

  .page-contact .flow-step summary {
    grid-template-columns: 34px minmax(0, 1fr);
    padding: 16px 28px 16px 34px;
  }

  .page-contact .flow-step__body {
    padding: 0 24px 18px 48px;
  }

  .page-contact .flow-step::before {
    left: 12px;
  }
}
<<<END>>>