.page-contact {
  --c-pad: clamp(20px, 4vw, 40px);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-contact .wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--c-pad);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 20px var(--c-pad) 0;
  font-size: 13px;
  color: var(--shale);
}

.page-contact .breadcrumb a {
  color: var(--blue-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease);
}

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

.page-contact .breadcrumb__sep {
  color: var(--line);
}

/* ---------- 首屏标题 ---------- */
.page-contact .contact-hero {
  padding: 36px 0 20px;
}

.page-contact .contact-hero__title {
  font-size: clamp(34px, 6.4vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 14px 0 18px;
  max-width: 15ch;
}

.page-contact .contact-hero__lede {
  font-size: 17px;
  line-height: 1.75;
  color: var(--shale);
  max-width: 60ch;
  margin: 0;
}

/* ---------- 渠道卡 + 周历 ---------- */
.page-contact .contact-lead {
  padding: 24px 0 72px;
}

.page-contact .contact-lead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 960px) {
  .page-contact .contact-lead__grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 32px;
    align-items: start;
  }
}

.page-contact .channel-card {
  position: relative;
  background: linear-gradient(155deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: var(--white);
  border-radius: var(--r-lg);
  padding: clamp(24px, 3.2vw, 40px);
  overflow: hidden;
  border: 1px solid rgba(203, 230, 239, .18);
  transition: box-shadow 240ms var(--ease), transform 240ms var(--ease), border-color 240ms var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -22%;
  width: 62%;
  aspect-ratio: 1;
  background: radial-gradient(circle at 35% 35%, rgba(14, 124, 155, .55), rgba(14, 124, 155, 0) 70%);
  pointer-events: none;
}

.page-contact .channel-card > * {
  position: relative;
  z-index: 1;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--blue);
  box-shadow: var(--shadow-2);
}

.page-contact .channel-card__title {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 800;
  margin: 14px 0 8px;
  letter-spacing: -0.01em;
}

.page-contact .channel-card__hint {
  font-size: 14px;
  color: rgba(245, 247, 248, .68);
  margin: 0 0 22px;
}

.page-contact .channel-list {
  margin: 0;
  border-top: 1px solid rgba(203, 230, 239, .14);
}

.page-contact .channel-list__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(203, 230, 239, .14);
}

@media (min-width: 560px) {
  .page-contact .channel-list__row {
    grid-template-columns: 108px 1fr;
    gap: 18px;
    align-items: baseline;
  }
}

.page-contact .channel-list__row dt {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: rgba(245, 247, 248, .52);
  margin: 0;
}

.page-contact .channel-list__row dd {
  margin: 0;
  min-width: 0;
}

.page-contact .channel-list__strong {
  font-family: var(--font-mono);
  font-size: clamp(17px, 1.9vw, 23px);
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.01em;
  border-bottom: 2px solid transparent;
  transition: border-color 200ms var(--ease);
  word-break: break-all;
}

.page-contact .channel-list__strong:hover,
.page-contact .channel-list__strong:focus-visible {
  border-bottom-color: var(--orange);
}

.page-contact .channel-list__addr {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(245, 247, 248, .88);
}

.page-contact .channel-card__foot {
  margin: 22px 0 0;
  padding: 14px 16px;
  background: rgba(203, 230, 239, .1);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 248, .85);
}

/* ---------- 周三批次面板 ---------- */
.page-contact .batch-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(24px, 3.2vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: box-shadow 240ms var(--ease), transform 240ms var(--ease), border-color 240ms var(--ease);
}

.page-contact .batch-panel:hover {
  transform: translateY(-3px);
  border-color: var(--blue);
  box-shadow: var(--shadow-1);
}

.page-contact .batch-panel__title {
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-contact .batch-panel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--shale);
}

.page-contact .batch-panel__figure {
  margin: 4px 0 0;
}

.page-contact .batch-panel__figure .media {
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink);
}

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

.page-contact .batch-week {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 2px 0 0;
}

.page-contact .batch-week__day {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  border-radius: var(--r-sm);
  background: var(--ice);
  font-size: 14px;
  color: var(--shale);
  transition: background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-contact .batch-week__day:hover {
  background: var(--blue-soft);
  color: var(--ink);
}

.page-contact .batch-week__day--wed {
  background: var(--orange);
  color: var(--white);
  font-weight: 800;
  box-shadow: 0 0 0 4px rgba(228, 87, 46, .16);
}

.page-contact .batch-week__day--wed:hover {
  background: var(--orange);
  color: var(--white);
}

.page-contact .batch-panel__hint {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--shale);
  padding-left: 12px;
  border-left: 2px solid var(--blue-soft);
}

/* ---------- 提交要素清单 ---------- */
.page-contact .submit-checklist {
  padding: 72px 0;
  background: linear-gradient(180deg, var(--paper) 0%, var(--ice) 100%);
}

.page-contact .section-title {
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 12px 0 12px;
}

.page-contact .section-lede {
  font-size: 16px;
  line-height: 1.75;
  color: var(--shale);
  margin: 0 0 32px;
  max-width: 56ch;
}

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

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

.page-contact .checklist__label {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 20px 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease), transform 200ms var(--ease);
}

.page-contact .checklist__label:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-1);
  transform: translateY(-2px);
}

.page-contact .checklist__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  overflow: hidden;
  white-space: nowrap;
}

.page-contact .checklist__box {
  position: relative;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  border: 2px solid var(--blue-soft);
  background: var(--ice);
  margin-top: 2px;
  transition: background-color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .checklist__input:checked + .checklist__box {
  background: var(--blue);
  border-color: var(--blue);
}

.page-contact .checklist__input:checked + .checklist__box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .checklist__input:focus-visible + .checklist__box {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.page-contact .checklist__body {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-contact .checklist__body strong {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
}

.page-contact .checklist__body span {
  font-size: 15px;
  line-height: 1.7;
  color: var(--shale);
}

/* ---------- 响应流程 ---------- */
.page-contact .response-flow {
  padding: 72px 0;
}

.page-contact .response-flow__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 960px) {
  .page-contact .response-flow__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    grid-template-areas:
      "head figure"
      "steps figure";
    gap: 28px 48px;
    align-items: start;
  }
  .page-contact .response-flow__head { grid-area: head; }
  .page-contact .flow-steps { grid-area: steps; }
  .page-contact .response-flow__figure {
    grid-area: figure;
    position: sticky;
    top: 88px;
  }
}

.page-contact .response-flow__figure {
  margin: 0;
}

.page-contact .response-flow__figure .media {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink);
}

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

.page-contact .response-flow__figure .figure__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--shale);
}

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

.page-contact .flow-steps__item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 20px 22px;
  background: var(--white);
  border-radius: var(--r-md);
  border-left: 3px solid var(--blue);
  box-shadow: var(--shadow-1);
  transition: transform 200ms var(--ease), border-left-color 200ms var(--ease);
}

.page-contact .flow-steps__item:hover,
.page-contact .flow-steps__item:focus-within {
  transform: translateX(3px);
  border-left-color: var(--orange);
}

.page-contact .flow-steps__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.page-contact .flow-steps__body {
  min-width: 0;
}

.page-contact .flow-steps__body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
}

.page-contact .flow-steps__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--shale);
}

/* ---------- 行业合作 / 内容纠错 ---------- */
.page-contact .partner-section {
  padding: 72px 0;
  background: var(--ink);
  color: var(--white);
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 880px) {
  .page-contact .partner-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

.page-contact .partner-card {
  background: var(--ink-soft);
  border: 1px solid rgba(203, 230, 239, .14);
  border-radius: var(--r-lg);
  padding: clamp(24px, 3vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 240ms var(--ease), border-color 240ms var(--ease), box-shadow 240ms var(--ease);
}

.page-contact .partner-card:hover {
  transform: translateY(-4px);
  border-color: var(--blue);
  box-shadow: var(--shadow-2);
}

.page-contact .partner-card h2 {
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-contact .partner-card p {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 247, 248, .78);
  margin: 0;
}

.page-contact .partner-card .btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 底部邀约 ---------- */
.page-contact .contact-cta {
  padding: 72px 0 96px;
}

.page-contact .contact-cta__inner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, var(--blue) 0%, var(--blue-deep) 100%);
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 48px);
  color: var(--white);
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-contact .contact-cta__inner::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -60%;
  width: 48%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(228, 87, 46, .35), rgba(228, 87, 46, 0) 68%);
  pointer-events: none;
}

.page-contact .contact-cta__inner > * {
  position: relative;
  z-index: 1;
}

@media (min-width: 800px) {
  .page-contact .contact-cta__inner {
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
  }
  .page-contact .contact-cta__actions {
    justify-content: flex-end;
  }
}

.page-contact .contact-cta__text h2 {
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 8px 0 10px;
}

.page-contact .contact-cta__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 247, 248, .88);
  max-width: 48ch;
}

.page-contact .contact-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-cta .btn {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(245, 247, 248, .55);
}

.page-contact .contact-cta .btn:hover,
.page-contact .contact-cta .btn:focus-visible {
  background: rgba(245, 247, 248, .14);
  border-color: var(--white);
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 520px) {
  .page-contact .channel-list__strong {
    font-size: 16px;
  }
  .page-contact .batch-week {
    gap: 4px;
  }
  .page-contact .batch-week__day {
    font-size: 13px;
  }
  .page-contact .checklist__label {
    padding: 18px 16px;
    gap: 12px;
  }
  .page-contact .flow-steps__item {
    padding: 18px 16px;
    gap: 14px;
  }
}
<<<END>>>