.page-contact {
  background:
    radial-gradient(120% 70% at 100% 0%, rgba(123, 47, 247, .10) 0%, rgba(123, 47, 247, 0) 60%),
    linear-gradient(180deg, #F7F4FF 0%, #F4F0FF 34%, #FFFFFF 72%, #F4F0FF 100%);
  color: var(--ink);
  overflow-x: hidden;
}

/* 面包屑 */
.page-contact .yh-breadcrumb {
  padding: 18px 0 4px;
}
.page-contact .yh-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}
.page-contact .yh-breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: rgba(107, 100, 128, .6);
}
.page-contact .yh-breadcrumb a {
  color: var(--blue);
  text-decoration: none;
}
.page-contact .yh-breadcrumb a:hover {
  text-decoration: underline;
}
.page-contact .yh-breadcrumb li[aria-current="page"] {
  color: var(--purple);
  font-weight: 700;
}

/* 首屏 */
.page-contact .contact-hero {
  padding: 10px 0 8px;
}
.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
}
.page-contact .contact-hero__lead {
  display: grid;
  gap: 14px;
  position: relative;
  padding-top: 6px;
}
.page-contact .contact-hero__lead .yh-eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--purple-2);
  font-weight: 700;
}
.page-contact h1 {
  margin: 0;
  font-size: clamp(2.4rem, 11vw, 4.6rem);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--purple);
  word-break: break-word;
}
.page-contact .contact-hero__sub {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}
.page-contact .contact-hero__tag {
  display: none;
  margin: 0;
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--purple-2);
  border-left: 1px solid var(--line-strong);
  padding-left: 10px;
}
.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.page-contact .contact-hero__quick .yh-btn {
  text-decoration: none;
}

/* 渠道卡阶梯 */
.page-contact .contact-hero__channels {
  display: grid;
  gap: 18px;
}
.page-contact .channels {
  display: grid;
  gap: 14px;
}
.page-contact .channel-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  padding: 20px 18px 18px;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--blue);
}
.page-contact .channel-card--phone::before {
  background: var(--orange);
}
.page-contact .channel-card--addr::before {
  background: var(--green);
}
.page-contact .channel-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  border-color: var(--line-strong);
}
.page-contact .channel-card__k {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-contact .channel-card__title {
  margin: 0 0 8px;
  font-size: 1.06rem;
  line-height: 1.4;
  font-weight: 800;
  color: var(--ink);
}
.page-contact .channel-card__text {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}
.page-contact .channel-card__value {
  display: inline-block;
  max-width: 100%;
  margin: 0 0 10px;
  padding: 5px 9px;
  border-radius: var(--radius);
  background: var(--peach);
  color: var(--indigo);
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  word-break: break-all;
}
.page-contact .channel-card__value--addr {
  background: rgba(18, 63, 58, .08);
  color: var(--green);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
}
.page-contact .channel-card__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(107, 100, 128, .95);
}
.page-contact .channel-card__hint a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 抽象区位图 */
.page-contact .gridmap {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    repeating-linear-gradient(0deg, rgba(75, 15, 168, .08) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(90deg, rgba(31, 107, 255, .08) 0 1px, transparent 1px 34px),
    linear-gradient(140deg, rgba(244, 240, 255, .9), rgba(201, 240, 255, .55));
  aspect-ratio: 5 / 4;
}
.page-contact .gridmap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}
.page-contact .gridmap figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8px 12px;
  background: linear-gradient(180deg, rgba(14, 42, 71, 0) 0%, rgba(14, 42, 71, .86) 70%);
  color: var(--paper);
  font-size: 12.5px;
  letter-spacing: .04em;
}

/* 沟通时段 */
.page-contact .contact-hours {
  margin-top: 34px;
  padding: 36px 0 38px;
  background: var(--indigo);
  color: var(--paper);
}
.page-contact .contact-hours__grid {
  display: grid;
  gap: 24px;
}
.page-contact .contact-hours .yh-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--ice);
  font-weight: 700;
}
.page-contact .contact-hours h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 5.4vw, 2.1rem);
  line-height: 1.24;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-contact .contact-hours__body > p {
  margin: 0 0 16px;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(255, 255, 255, .82);
}
.page-contact .hours-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .hours-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-light);
}
.page-contact .hours-list__time {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius);
  background: var(--orange);
  color: #23120a;
}
.page-contact .hours-list__text {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .9);
}
.page-contact .contact-hours__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ice);
  border-left: 2px solid var(--orange);
  padding-left: 12px;
}
.page-contact .hours-dial {
  margin: 0;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, .06);
}
.page-contact .hours-dial img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .hours-dial figcaption {
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .74);
  border-top: 1px solid var(--line-light);
}

/* 事项选择器 */
.page-contact .contact-router {
  padding: 40px 0 38px;
}
.page-contact .contact-router .yh-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--wine);
  font-weight: 700;
}
.page-contact .contact-router h2 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 5.4vw, 2.1rem);
  line-height: 1.24;
  font-weight: 900;
  color: var(--purple);
}
.page-contact .contact-router__intro {
  margin: 0 0 20px;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-contact .router {
  position: relative;
}
.page-contact .router-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .router-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.page-contact .router-tab {
  display: inline-block;
  cursor: pointer;
  padding: 9px 15px;
  font-size: 14px;
  font-weight: 700;
  color: var(--purple);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
  user-select: none;
}
.page-contact .router-tab:hover {
  background: var(--lilac);
  border-color: var(--purple-2);
}
.page-contact .router-input:nth-of-type(1):checked ~ .router-tabs > .router-tab:nth-child(1),
.page-contact .router-input:nth-of-type(2):checked ~ .router-tabs > .router-tab:nth-child(2),
.page-contact .router-input:nth-of-type(3):checked ~ .router-tabs > .router-tab:nth-child(3),
.page-contact .router-input:nth-of-type(4):checked ~ .router-tabs > .router-tab:nth-child(4) {
  background: var(--orange);
  border-color: var(--orange);
  color: #23120a;
  box-shadow: var(--shadow-1);
}
.page-contact .router-panels {
  margin-top: 16px;
}
.page-contact .router-panel {
  display: none;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  padding: 18px 16px 16px;
}
.page-contact .router-input:nth-of-type(1):checked ~ .router-panels > .router-panel:nth-child(1),
.page-contact .router-input:nth-of-type(2):checked ~ .router-panels > .router-panel:nth-child(2),
.page-contact .router-input:nth-of-type(3):checked ~ .router-panels > .router-panel:nth-child(3),
.page-contact .router-input:nth-of-type(4):checked ~ .router-panels > .router-panel:nth-child(4) {
  display: block;
  animation: contact-panel-in .18s var(--ease) both;
}
@keyframes contact-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-contact .router-panel__route {
  margin: 0 0 12px;
  padding: 8px 10px;
  background: var(--lilac);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.6;
  color: var(--indigo);
}
.page-contact .router-panel__route strong {
  color: var(--purple);
}
.page-contact .router-panel__list {
  margin: 0 0 12px;
  padding: 0 0 0 18px;
  display: grid;
  gap: 8px;
  list-style: disc;
}
.page-contact .router-panel__list li {
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}
.page-contact .router-panel__list li::marker {
  color: var(--orange);
}
.page-contact .router-panel__more {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}
.page-contact .router-panel__more a,
.page-contact .router-panel__list a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 合作与内容反馈 */
.page-contact .contact-feedback {
  padding: 0 0 40px;
}
.page-contact .contact-feedback .yh-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--purple-2);
  font-weight: 700;
}
.page-contact .contact-feedback h2 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 5.4vw, 2.1rem);
  line-height: 1.24;
  font-weight: 900;
  color: var(--purple);
}
.page-contact .contact-feedback__intro {
  margin: 0 0 20px;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-contact .feedback-grid {
  display: grid;
  gap: 14px;
}
.page-contact .feedback-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  padding: 16px 16px 18px;
}
.page-contact .feedback-item--tpl {
  border-top-color: var(--orange);
}
.page-contact .feedback-item--fix {
  border-top-color: var(--green);
}
.page-contact .feedback-item h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
}
.page-contact .feedback-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}
.page-contact .contact-feedback__tail {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--muted);
}
.page-contact .contact-feedback__tail a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 地址与邮寄 */
.page-contact .contact-mail {
  padding: 0 0 52px;
}
.page-contact .mail-grid {
  display: grid;
  gap: 22px;
}
.page-contact .mail-body .yh-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--green);
  font-weight: 700;
}
.page-contact .mail-body h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 5.4vw, 2.1rem);
  line-height: 1.24;
  font-weight: 900;
  color: var(--purple);
}
.page-contact .mail-body > p {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-contact .mail-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .mail-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}
.page-contact .mail-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--orange);
  background: var(--peach);
}
.page-contact .mail-list__k {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  border-radius: var(--radius);
  background: var(--ice);
  color: var(--indigo);
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 600;
}
.page-contact .mail-card {
  background: var(--green);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  padding: 20px 18px 18px;
  color: var(--paper);
}
.page-contact .mail-card__label {
  margin: 14px 0 4px;
  font-size: 12px;
  letter-spacing: .24em;
  color: rgba(255, 255, 255, .62);
}
.page-contact .mail-card__label:first-child {
  margin-top: 0;
}
.page-contact .mail-card__value {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.68;
  font-weight: 700;
  color: var(--paper);
}
.page-contact .mail-card__value--mono {
  font-family: var(--mono);
  font-size: 14.5px;
  font-weight: 600;
  word-break: break-all;
  color: var(--peach);
}
.page-contact .mail-card__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, .18);
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(255, 255, 255, .78);
}

@media (min-width: 700px) {
  .page-contact .feedback-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .contact-hours__grid {
    grid-template-columns: 6fr 4fr;
    align-items: start;
    gap: 32px;
  }
  .page-contact .hours-dial {
    margin-top: 4px;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero {
    padding: 16px 0 8px;
  }
  .page-contact .contact-hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 52px;
    align-items: start;
  }
  .page-contact .contact-hero__lead {
    position: relative;
    padding-right: 42px;
    gap: 16px;
  }
  .page-contact .contact-hero__tag {
    display: block;
    position: absolute;
    top: 8px;
    right: 0;
    height: 220px;
  }
  .page-contact .contact-hero__channels {
    gap: 20px;
  }
  .page-contact .channel-card--phone {
    margin-left: 22px;
  }
  .page-contact .channel-card--addr {
    margin-left: 44px;
  }
  .page-contact .gridmap {
    margin-left: 66px;
    aspect-ratio: 5 / 4;
  }
  .page-contact .contact-hours {
    margin-top: 48px;
    padding: 52px 0;
  }
  .page-contact .contact-router {
    padding: 56px 0 44px;
  }
  .page-contact .contact-router__intro,
  .page-contact .contact-feedback__intro {
    margin-bottom: 26px;
  }
  .page-contact .router-panel {
    padding: 24px 26px 22px;
  }
  .page-contact .contact-feedback {
    padding-bottom: 48px;
  }
  .page-contact .mail-grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: start;
  }
  .page-contact .mail-card {
    padding: 26px 24px 22px;
  }
  .page-contact .contact-mail {
    padding-bottom: 68px;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero__grid {
    gap: 64px;
  }
  .page-contact .channel-card {
    padding: 22px 22px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .router-tab {
    transition: none;
  }
  .page-contact .channel-card:hover {
    transform: none;
  }
  .page-contact .router-input:nth-of-type(1):checked ~ .router-panels > .router-panel:nth-child(1),
  .page-contact .router-input:nth-of-type(2):checked ~ .router-panels > .router-panel:nth-child(2),
  .page-contact .router-input:nth-of-type(3):checked ~ .router-panels > .router-panel:nth-child(3),
  .page-contact .router-input:nth-of-type(4):checked ~ .router-panels > .router-panel:nth-child(4) {
    animation: none;
  }
}
<<<END>>>