.page-contact {
  --pc-side-gap: clamp(18px, 2.6vw, 26px);
  --pc-block-gap: clamp(30px, 4.5vw, 54px);
}

.page-contact .pc-hero {
  padding: clamp(88px, 11vw, 132px) 0 clamp(26px, 4vw, 44px);
}

.page-contact .pc-hero__title {
  font-family: var(--rb-font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 16px 0 0;
  max-width: 20ch;
  color: var(--rb-paper);
}

.page-contact .pc-hero__lead {
  margin-top: clamp(16px, 2.4vw, 24px);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* 全宽数据横条 */
.page-contact .pc-stripe {
  margin: clamp(12px, 2vw, 22px) 0 clamp(34px, 5vw, 58px);
  border-top: var(--rb-line-strong);
  border-bottom: var(--rb-line-strong);
}

.page-contact .pc-stripe .rb-stripe__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  padding-top: clamp(20px, 3vw, 30px);
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .pc-stripe__cell {
  min-width: 0;
  padding-left: 16px;
  border-left: 2px solid var(--rb-blue);
}

.page-contact .pc-stripe__cell:nth-child(1) { border-left-color: var(--rb-red); }
.page-contact .pc-stripe__cell:nth-child(2) { border-left-color: var(--rb-blue); }
.page-contact .pc-stripe__cell:nth-child(3) { border-left-color: var(--rb-cyan); }

.page-contact .rb-stripe__value {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.1;
}

.page-contact .rb-stripe__unit {
  margin-top: 6px;
  color: var(--rb-steel);
  font-size: 13px;
  line-height: 1.6;
  max-width: 34ch;
}

/* 主体布局 */
.page-contact .pc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 60px);
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-contact .pc-side {
  display: grid;
  gap: var(--pc-side-gap);
  align-content: start;
}

.page-contact .pc-side__figure {
  margin: 0;
  border-radius: var(--rb-radius);
  overflow: hidden;
  border: var(--rb-line);
}

.page-contact .pc-side__figure img,
.page-contact .pc-media-row__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 联系信息卡 */
.page-contact .pc-card {
  background: var(--rb-carbon);
  border: var(--rb-line);
  border-radius: var(--rb-radius);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: var(--rb-shadow);
}

.page-contact .pc-card__title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 600;
  color: var(--rb-paper);
}

.page-contact .pc-card__hint {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rb-steel);
}

.page-contact .pc-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 10px;
  padding: 14px 0;
  border-top: var(--rb-line);
}

.page-contact .pc-line__label {
  grid-column: 1 / -1;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--rb-steel);
}

.page-contact .pc-line__value {
  font-size: 15px;
  line-height: 1.5;
  color: var(--rb-paper);
  min-width: 0;
  word-break: break-word;
}

.page-contact .pc-line__value--mail {
  font-size: 13px;
  color: var(--rb-blue-soft);
  overflow-wrap: anywhere;
}

.page-contact .pc-line--plain .pc-line__value {
  grid-column: 1 / -1;
}

.page-contact .pc-card__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: var(--rb-line);
  font-size: 12px;
  color: var(--rb-steel);
}

.page-contact .pc-side__note {
  font-size: 13px;
}

/* 右栏内容 */
.page-contact .pc-main {
  display: grid;
  gap: var(--pc-block-gap);
  min-width: 0;
}

.page-contact .pc-block {
  min-width: 0;
  padding-top: clamp(24px, 3.4vw, 36px);
  border-top: var(--rb-line);
}

.page-contact .pc-main > .pc-block:first-child {
  padding-top: 0;
  border-top: none;
}

.page-contact .pc-block .rb-title {
  margin: 0 0 14px;
}

.page-contact .pc-inline-num {
  color: var(--rb-cyan);
  font-size: 17px;
  white-space: nowrap;
}

/* 三色主题分流 */
.page-contact .pc-topics {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-contact .pc-topic {
  position: relative;
  background: var(--rb-carbon);
  border: var(--rb-line);
  border-radius: var(--rb-radius-sm);
  padding: 20px 18px 22px;
  overflow: hidden;
}

.page-contact .pc-topic::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--rb-steel);
}

.page-contact .pc-topic--red::before {
  background: var(--rb-red);
  box-shadow: var(--rb-shadow-red);
}

.page-contact .pc-topic--blue::before {
  background: var(--rb-blue);
  box-shadow: var(--rb-shadow-blue);
}

.page-contact .pc-topic--cyan::before {
  background: var(--rb-cyan);
}

.page-contact .pc-topic__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--rb-paper);
}

.page-contact .pc-topic__text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--rb-steel);
}

.page-contact .pc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.66;
  color: var(--rb-mist);
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 1px;
  background: var(--rb-blue-soft);
}

.page-contact .pc-list--loose {
  margin-top: 14px;
  gap: 12px;
}

.page-contact .pc-list--loose li strong {
  color: var(--rb-paper);
  font-weight: 600;
}

/* 步骤流 */
.page-contact .pc-steps {
  display: grid;
  gap: 0;
  margin-top: 22px;
}

.page-contact .pc-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: var(--rb-line);
}

.page-contact .pc-step__num {
  font-family: var(--rb-font-num);
  font-size: 18px;
  line-height: 1.4;
  color: var(--rb-blue-soft);
  letter-spacing: -0.01em;
}

.page-contact .pc-step__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--rb-paper);
}

.page-contact .pc-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--rb-steel);
}

/* 清单 */
.page-contact .pc-checklist {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .pc-checklist li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rb-mist);
}

.page-contact .pc-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--rb-amber);
  transform: rotate(45deg);
}

/* 图文一行 */
.page-contact .pc-media-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.page-contact .pc-media-row__figure {
  margin: 0;
}

.page-contact .pc-media-row__figure img {
  border-radius: var(--rb-radius-sm);
  border: var(--rb-line);
}

.page-contact .pc-media-row__figure .rb-figure__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--rb-steel);
}

.page-contact .pc-media-row__body {
  min-width: 0;
}

.page-contact .pc-media-row__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: var(--rb-line);
  font-size: 13px;
  line-height: 1.72;
  color: var(--rb-steel);
  overflow-wrap: anywhere;
}

/* 合作卡 */
.page-contact .pc-coop {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.page-contact .pc-coop__item {
  padding: 18px;
  border: var(--rb-line);
  border-radius: var(--rb-radius-sm);
  background: linear-gradient(180deg, rgba(30, 94, 255, 0.06), rgba(11, 13, 18, 0));
}

.page-contact .pc-coop__item:nth-child(2) {
  background: linear-gradient(180deg, rgba(255, 45, 85, 0.06), rgba(11, 13, 18, 0));
}

.page-contact .pc-coop__title {
  margin: 12px 0 6px;
  font-size: 16px;
  font-weight: 800;
  color: var(--rb-paper);
}

.page-contact .pc-coop__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--rb-steel);
}

/* 处理节奏表 */
.page-contact .pc-rhythm {
  display: grid;
  gap: 0;
  margin-top: 18px;
  border-top: var(--rb-line);
}

.page-contact .pc-rhythm__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 15px 0;
  border-bottom: var(--rb-line);
}

.page-contact .pc-rhythm__key {
  font-family: var(--rb-font-num);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--rb-cyan);
}

.page-contact .pc-rhythm__val {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--rb-mist);
}

.page-contact .pc-foot-links {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--rb-steel);
}

.page-contact .pc-foot-links a {
  color: var(--rb-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 155, 255, 0.4);
}

.page-contact .pc-foot-links a:hover,
.page-contact .pc-foot-links a:focus-visible {
  color: var(--rb-paper);
  border-bottom-color: var(--rb-paper);
}

.page-contact .rb-copy {
  white-space: nowrap;
}

/* 响应式 */
@media (min-width: 640px) {
  .page-contact .pc-stripe .rb-stripe__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .pc-coop {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-rhythm__row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 768px) {
  .page-contact .pc-media-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-layout {
    grid-template-columns: minmax(280px, 34%) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-contact .pc-side {
    position: sticky;
    top: 108px;
  }

  .page-contact .pc-topics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}