.page-contact {
  --contact-hair: rgba(11, 46, 69, 0.16);
  padding-bottom: clamp(40px, 7vw, 88px);
}

/* 面包屑 */
.page-contact .contact-crumbs {
  padding-top: clamp(20px, 3vw, 32px);
}

/* 首屏 */
.page-contact .contact-hero {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding-top: clamp(18px, 3vw, 34px);
  padding-bottom: clamp(38px, 6vw, 72px);
  align-items: center;
}

.page-contact .contact-hero__copy {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
  min-width: 0;
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-size: clamp(28px, 5.2vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ink-blue);
  max-width: 18ch;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

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

.page-contact .contact-quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 8px 0 0;
  padding: 0;
  border-top: 2px solid var(--ink-blue);
}

.page-contact .contact-quick__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-quick__item dt {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-blue);
  opacity: 0.78;
}

.page-contact .contact-quick__item dd {
  margin: 0;
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 700;
  color: var(--grass);
}

/* 首屏视觉 */
.page-contact .contact-hero__visual {
  position: relative;
  min-height: 260px;
  aspect-ratio: 4 / 3;
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: linear-gradient(140deg, var(--mist), var(--field));
}

.page-contact .contact-hero__frame {
  position: absolute;
  inset: 0;
}

.page-contact .contact-hero__frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .contact-hero__grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.page-contact .contact-hero__badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 14px;
  background: rgba(250, 248, 242, 0.94);
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-s);
  box-shadow: var(--shadow-hard-sm);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-contact .contact-hero__badge-num {
  font-size: 15px;
  font-weight: 700;
  color: var(--grass-deep);
}

/* 章节标题组 */
.page-contact .contact-section-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: clamp(22px, 3.4vw, 36px);
  max-width: 60ch;
}

.page-contact .contact-section-head h2 {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--ink-blue);
}

.page-contact .contact-section-head__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.86;
}

.page-contact .contact-section-head--inverse h2 {
  color: var(--paper);
}

.page-contact .contact-section-head--inverse .contact-section-head__lead {
  color: rgba(250, 248, 242, 0.82);
  opacity: 1;
}

.page-contact .contact-section-head__label--inverse {
  color: var(--yellow);
}

.page-contact .contact-section-head__label--inverse .section-label__index {
  border-color: rgba(255, 210, 63, 0.6);
  color: var(--yellow);
}

/* 咨询前准备 */
.page-contact .contact-prep {
  padding-bottom: clamp(38px, 6vw, 68px);
}

.page-contact .contact-prep__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .contact-prep__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .contact-prep__head h2 {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--ink-blue);
}

.page-contact .contact-prep__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  opacity: 0.86;
  max-width: 44ch;
}

.page-contact .contact-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--ink-blue);
}

.page-contact .contact-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(14px, 2.2vw, 20px) 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-prep__no {
  font-size: 13px;
  font-weight: 700;
  color: var(--sky);
  padding-top: 3px;
  letter-spacing: 0.04em;
}

.page-contact .contact-prep__body h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  color: var(--ink-blue);
  letter-spacing: -0.005em;
}

.page-contact .contact-prep__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.88;
}

/* 联系渠道 */
.page-contact .contact-channels {
  padding: clamp(38px, 6vw, 72px) 0;
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
}

.page-contact .contact-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--paper);
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-s);
  box-shadow: var(--shadow-hard-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  min-width: 0;
}

.page-contact .contact-channel:hover,
.page-contact .contact-channel:focus-within {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-channel__tag {
  align-self: flex-start;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--paper);
  background: var(--grass);
  border-radius: var(--radius-pill);
}

.page-contact .contact-channel__tag--warm {
  background: var(--orange);
  color: var(--ink-blue);
}

.page-contact .contact-channel__tag--cool {
  background: var(--sky);
}

.page-contact .contact-channel h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink-blue);
}

.page-contact .contact-channel__value {
  display: block;
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--grass-deep);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-channel__value:hover,
.page-contact .contact-channel__value:focus-visible {
  color: var(--sky);
  border-bottom-color: var(--sky);
}

.page-contact .contact-channel__value--plain {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-blue);
}

.page-contact .contact-channel__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--ink);
  opacity: 0.85;
  flex: 1;
}

.page-contact .contact-channel__cta {
  align-self: flex-start;
  margin-top: 4px;
}

.page-contact .contact-channel__link {
  align-self: flex-start;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 700;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

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

/* 合作流程 */
.page-contact .contact-flow {
  padding-bottom: clamp(40px, 6vw, 76px);
}

.page-contact .contact-flow__body {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
}

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

.page-contact .contact-flow__step details {
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-s);
  background: var(--paper);
  box-shadow: var(--shadow-hard-sm);
  overflow: hidden;
  transition: box-shadow 0.2s var(--ease);
}

.page-contact .contact-flow__step details[open] {
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-flow__step summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: clamp(13px, 2vw, 17px) clamp(14px, 2vw, 20px);
  background: var(--paper);
  transition: background 0.2s var(--ease);
}

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

.page-contact .contact-flow__step summary:hover {
  background: var(--field);
}

.page-contact .contact-flow__step summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: -3px;
}

.page-contact .contact-flow__step summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  font-weight: 700;
  color: var(--sky);
}

.page-contact .contact-flow__step details[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-contact .contact-flow__num {
  font-size: 13px;
  font-weight: 700;
  color: var(--paper);
  background: var(--ink-blue);
  border-radius: var(--radius-s);
  padding: 4px 8px;
  letter-spacing: 0.04em;
}

.page-contact .contact-flow__name {
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 800;
  color: var(--ink-blue);
  letter-spacing: -0.005em;
}

.page-contact .contact-flow__panel {
  padding: 2px clamp(14px, 2vw, 20px) clamp(15px, 2.2vw, 20px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px dashed var(--contact-hair);
}

.page-contact .contact-flow__panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
  opacity: 0.88;
}

.page-contact .contact-flow__output {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--grass-deep);
  opacity: 1;
}

.page-contact .contact-flow__output span {
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-blue);
  background: var(--yellow);
  border-radius: var(--radius-pill);
}

.page-contact .contact-flow__aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.page-contact .contact-flow__aside .media-frame {
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-s);
  box-shadow: var(--shadow-hard-sm);
  overflow: hidden;
  background: linear-gradient(140deg, var(--field), var(--mist));
}

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

.page-contact .contact-flow__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--ink);
  opacity: 0.86;
}

.page-contact .contact-flow__note a {
  color: var(--sky);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .contact-flow__note a:hover,
.page-contact .contact-flow__note a:focus-visible {
  color: var(--grass);
}

/* 服务时间 */
.page-contact .contact-hours {
  margin-top: clamp(8px, 2vw, 16px);
  padding: clamp(38px, 6vw, 72px) 0;
  background: linear-gradient(155deg, var(--ink-blue), var(--grass-deep) 78%);
  color: var(--paper);
}

.page-contact .contact-hours__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 2vw, 18px);
}

.page-contact .contact-hours__item {
  padding: clamp(16px, 2.4vw, 24px);
  background: rgba(250, 248, 242, 0.06);
  border: 1px solid rgba(250, 248, 242, 0.22);
  border-radius: var(--radius-s);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .contact-hours__item--hot {
  background: rgba(255, 106, 26, 0.16);
  border-color: rgba(255, 106, 26, 0.5);
}

.page-contact .contact-hours__time {
  margin: 0;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: -0.01em;
}

.page-contact .contact-hours__item h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .contact-hours__item p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: rgba(250, 248, 242, 0.82);
}

.page-contact .contact-hours__foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: clamp(14px, 2vw, 20px);
  border-top: 1px solid rgba(250, 248, 242, 0.22);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(250, 248, 242, 0.8);
}

.page-contact .contact-hours__foot a {
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  font-weight: 600;
}

.page-contact .contact-hours__foot a:hover,
.page-contact .contact-hours__foot a:focus-visible {
  color: var(--paper);
}

/* 地址与备案 */
.page-contact .contact-office {
  padding-top: clamp(38px, 6vw, 72px);
}

.page-contact .contact-office__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .contact-office__main h2 {
  margin: 10px 0 18px;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--ink-blue);
}

.page-contact .contact-office__list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--ink-blue);
}

.page-contact .contact-office__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 13px 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-office__row dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--sky);
}

.page-contact .contact-office__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .contact-office__row dd a {
  color: var(--grass-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .contact-office__row dd a:hover,
.page-contact .contact-office__row dd a:focus-visible {
  color: var(--sky);
}

.page-contact .contact-office__aside {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--field);
  border: 2px solid var(--ink-blue);
  border-radius: var(--radius-s);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .contact-office__aside h3 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink-blue);
  letter-spacing: -0.005em;
}

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

.page-contact .contact-office__links a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 13px;
  background: var(--paper);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-s);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-blue);
  text-decoration: none;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .contact-office__links a span {
  font-size: 12px;
  font-weight: 400;
  color: var(--ink);
  opacity: 0.76;
}

.page-contact .contact-office__links a:hover,
.page-contact .contact-office__links a:focus-visible {
  transform: translateX(3px);
  border-color: var(--grass);
}

/* 中等屏幕 */
@media (min-width: 640px) {
  .page-contact .contact-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 2px solid var(--ink-blue);
  }

  .page-contact .contact-quick__item {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 4px;
    padding: 14px 14px 14px 0;
    border-bottom: none;
    border-right: 1px solid var(--contact-hair);
  }

  .page-contact .contact-quick__item:last-child {
    border-right: none;
  }

  .page-contact .contact-office__row {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

/* 桌面分屏与栅格 */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .contact-hero__visual {
    aspect-ratio: 3 / 4;
    min-height: 420px;
  }

  .page-contact .contact-prep__inner {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 1.2fr 1fr 1fr;
    align-items: stretch;
  }

  .page-contact .contact-flow__body {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.85fr);
    align-items: start;
  }

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

  .page-contact .contact-office__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero h1 {
    max-width: 16ch;
  }
}

/* 减少动效 */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel,
  .page-contact .contact-channel__value,
  .page-contact .contact-flow__step details,
  .page-contact .contact-flow__step summary,
  .page-contact .contact-office__links a {
    transition: none;
  }

  .page-contact .contact-channel:hover,
  .page-contact .contact-channel:focus-within,
  .page-contact .contact-office__links a:hover,
  .page-contact .contact-office__links a:focus-visible {
    transform: none;
  }
}
</main>