.page-contact {
  --contact-line: rgba(17, 19, 24, .12);
  --contact-line-dark: rgba(247, 245, 240, .18);
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(30px, 5vw, 52px) clamp(42px, 7vw, 82px);
  background:
    radial-gradient(820px 420px at 8% -14%, rgba(30, 107, 255, .16), transparent 66%),
    radial-gradient(620px 340px at 96% -6%, rgba(200, 16, 46, .13), transparent 68%),
    var(--paper);
}

.page-contact .contact-hero__inner {
  position: relative;
  margin-top: clamp(22px, 4vw, 40px);
  max-width: 64ch;
}

.page-contact .contact-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(29px, 6.2vw, 56px);
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--ink);
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.78;
  color: var(--ink-80);
}

.page-contact .contact-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--contact-line);
  background: rgba(255, 255, 255, .7);
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-80);
}

.page-contact .contact-hero__tag::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
}

.page-contact .contact-hero__tag--red::before {
  background: var(--red);
}

.page-contact .contact-hero__tag--lime::before {
  background: #6f9c14;
}

/* ---------- 渠道卡 + 准备清单 ---------- */
.page-contact .contact-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 44px);
  align-items: start;
}

.page-contact .channel-card {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--r-lg);
  background: var(--ink);
  color: var(--paper);
  padding: clamp(26px, 5vw, 42px);
  min-height: 300px;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(180deg, var(--red), rgba(17, 19, 24, .9) 72%);
  z-index: 3;
}

.page-contact .channel-card__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.45) contrast(1.05);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(158deg, rgba(17, 19, 24, .62) 0%, rgba(17, 19, 24, .92) 60%, rgba(17, 19, 24, .98) 100%);
  pointer-events: none;
}

.page-contact .channel-card__inner {
  position: relative;
  z-index: 2;
}

.page-contact .channel-card__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(247, 245, 240, .62);
}

.page-contact .channel-card__title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .channel-list {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .channel-list__item {
  padding-top: 15px;
  border-top: 1px solid var(--contact-line-dark);
}

.page-contact .channel-list__item dt {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(247, 245, 240, .56);
}

.page-contact .channel-list__item dd {
  margin: 0;
  font-size: clamp(15px, 2.1vw, 19px);
  line-height: 1.55;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__note {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 245, 240, .74);
}

/* 准备清单折叠组 */
.page-contact .prep-list {
  margin-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--contact-line);
}

.page-contact .disclosure {
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .disclosure__trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 2px;
  background: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  text-align: left;
  color: var(--ink);
  transition: color .2s var(--ease);
}

.page-contact .disclosure__trigger:hover,
.page-contact .disclosure__trigger:focus-visible {
  color: var(--red);
}

.page-contact .disclosure__label {
  font-weight: 700;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.5;
}

.page-contact .disclosure__icon {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--contact-line);
  background: #fff;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .disclosure__icon::before,
.page-contact .disclosure__icon::after {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: opacity .2s var(--ease), background .2s var(--ease);
}

.page-contact .disclosure__icon::before {
  width: 11px;
  height: 1.6px;
}

.page-contact .disclosure__icon::after {
  width: 1.6px;
  height: 11px;
}

.page-contact .disclosure__trigger[aria-expanded="true"] .disclosure__icon {
  background: var(--ink);
  border-color: var(--ink);
}

.page-contact .disclosure__trigger[aria-expanded="true"] .disclosure__icon::before,
.page-contact .disclosure__trigger[aria-expanded="true"] .disclosure__icon::after {
  background: var(--paper);
}

.page-contact .disclosure__trigger[aria-expanded="true"] .disclosure__icon::after {
  opacity: 0;
}

.page-contact .disclosure__panel {
  padding: 2px 2px 22px;
}

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

.page-contact .prep-tips li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-80);
}

.page-contact .prep-tips li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 11px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--blue);
}

/* ---------- 合作咨询分类 ---------- */
.page-contact .consult__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(20px, 3.4vw, 34px);
}

.page-contact .consult-card {
  position: relative;
  padding: clamp(20px, 3.2vw, 28px);
  background: var(--paper);
  border: 1px solid var(--contact-line);
  border-radius: var(--r-md);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .consult-card:hover {
  transform: translateY(-3px);
  border-color: var(--blue);
}

.page-contact .consult-card__icon {
  display: block;
  color: var(--red);
  margin-bottom: 14px;
}

.page-contact .consult-card__no {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--violet);
}

.page-contact .consult-card__title {
  margin: 8px 0 10px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(17px, 2.2vw, 20px);
  line-height: 1.35;
  color: var(--ink);
}

.page-contact .consult-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-60);
}

/* ---------- 服务时间条 ---------- */
.page-contact .hours-bar {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: clamp(24px, 4.4vw, 40px);
  border-radius: var(--r-lg);
  background:
    linear-gradient(120deg, rgba(200, 16, 46, .24), transparent 54%),
    var(--ink);
  color: var(--paper);
}

.page-contact .hours-bar__status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: rgba(247, 245, 240, .66);
}

.page-contact .hours-bar__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(183, 255, 60, .16);
}

.page-contact .hours-bar__time {
  margin: 12px 0 0;
  font-size: clamp(22px, 4.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .hours-bar__side p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(247, 245, 240, .76);
}

.page-contact .hours-bar__side p + p {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--contact-line-dark);
}

/* ---------- 常见问题去向 ---------- */
.page-contact .route-list {
  margin: clamp(20px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .route-item__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 14px;
  height: 100%;
  padding: 17px 18px;
  background: #fff;
  border: 1px solid var(--contact-line);
  border-radius: var(--r-md);
  color: var(--ink);
  text-decoration: none;
  transition: border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .route-item__link:hover,
.page-contact .route-item__link:focus-visible {
  border-color: var(--blue);
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(17, 19, 24, .1);
}

.page-contact .route-item__no {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--blue);
  padding-top: 3px;
}

.page-contact .route-item__body {
  display: block;
  min-width: 0;
}

.page-contact .route-item__title {
  display: block;
  font-weight: 700;
  font-size: 15.5px;
  line-height: 1.5;
}

.page-contact .route-item__desc {
  display: block;
  margin-top: 4px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-60);
}

.page-contact .route-item__arrow {
  color: var(--violet);
  font-size: 15px;
  line-height: 1.5;
  padding-top: 2px;
}

.page-contact .route-item__link:hover .route-item__arrow {
  color: var(--red);
}

/* ---------- 底部横幅 ---------- */
.page-contact .banner-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--ink);
}

.page-contact .banner-frame__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 600;
  object-fit: cover;
  filter: saturate(.42) contrast(1.06);
  opacity: .82;
}

.page-contact .banner-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 19, 24, .18), rgba(17, 19, 24, .86));
  pointer-events: none;
}

.page-contact .banner-frame__caption {
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 1;
  max-width: 44ch;
  padding: clamp(18px, 3.6vw, 34px);
  font-family: var(--font-serif);
  font-size: clamp(15px, 2vw, 20px);
  line-height: 1.65;
  color: var(--paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .consult__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(34px, 5vw, 62px);
  }

  .page-contact .contact-desk__aside {
    position: sticky;
    top: 112px;
  }

  .page-contact .hours-bar {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .route-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__inner {
    max-width: 58ch;
  }

  .page-contact .channel-card {
    padding: 44px 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .consult-card,
  .page-contact .route-item__link,
  .page-contact .disclosure__icon {
    transition: none;
  }

  .page-contact .consult-card:hover,
  .page-contact .route-item__link:hover {
    transform: none;
  }
}
<<<END>>>