.page-contact {
  --pc-radius: 0;
  background-color: var(--c-cream);
  color: var(--c-ink);
}

/* ============ 首屏 ============ */
.page-contact .page-contact__mast {
  position: relative;
  background-color: var(--c-cream);
  background-image: linear-gradient(180deg, rgba(228, 231, 234, .72), rgba(246, 243, 236, 0) 72%);
  border-bottom: 1px solid var(--c-mist);
}

.page-contact .page-contact__mast-inner {
  padding-top: var(--s1);
  padding-bottom: var(--s2);
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--s2);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-slate);
}

.page-contact .breadcrumbs a {
  color: var(--c-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .breadcrumbs a:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

.page-contact .page-contact__eyebrow {
  margin: 0 0 14px;
  color: var(--c-terra);
}

.page-contact .page-contact__title {
  margin: 0 0 var(--s1);
  font-size: clamp(34px, 8.4vw, 92px);
  line-height: .98;
  font-weight: 900;
  letter-spacing: -.03em;
  max-width: 16ch;
}

.page-contact .page-contact__lede {
  margin: 0;
  max-width: 48ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-contact .page-contact__banner {
  margin: 0;
  background-color: var(--c-blue);
  border-top: 1px solid var(--c-mist);
}

.page-contact .page-contact__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ============ 主体分栏 ============ */
.page-contact .page-contact__panel {
  padding-top: var(--s3);
  padding-bottom: var(--s3);
  border-bottom: 1px solid var(--c-mist);
}

.page-contact .page-contact__panel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s3);
  align-items: start;
}

.page-contact .page-contact__right {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s3);
  min-width: 0;
}

/* ---- 联系方式卡片 ---- */
.page-contact .contact-card {
  position: relative;
  background-color: var(--c-blue);
  color: var(--c-cream);
  padding: var(--s2) var(--s1);
  border: 1px solid var(--c-blue-deep);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(246, 243, 236, .16);
  pointer-events: none;
}

.page-contact .contact-card__index {
  margin: 0 0 12px;
  color: var(--c-lime);
}

.page-contact .contact-card__title {
  margin: 0 0 var(--s2);
  font-size: 26px;
  line-height: 1.28;
  font-weight: 900;
  letter-spacing: -.02em;
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-item {
  padding: 18px 0;
  border-top: 1px solid rgba(246, 243, 236, .18);
}

.page-contact .contact-item:last-child {
  border-bottom: 1px solid rgba(246, 243, 236, .18);
}

.page-contact .contact-item__label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: .24em;
  color: rgba(184, 255, 60, .9);
}

.page-contact .contact-item__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 4.2vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--c-cream);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color var(--dur) var(--ease);
}

.page-contact a.contact-item__value:hover,
.page-contact a.contact-item__value:focus-visible {
  color: var(--c-orange);
}

.page-contact .contact-item__value--text {
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0;
  overflow-wrap: normal;
}

/* ---- 时段刻度 ---- */
.page-contact .hours {
  margin-top: var(--s2);
  padding-top: var(--s1);
  border-top: 1px solid rgba(246, 243, 236, .18);
}

.page-contact .hours__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin: 0;
  font-size: 11px;
  letter-spacing: .24em;
  color: rgba(246, 243, 236, .62);
}

.page-contact .hours__head strong {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--c-lime);
}

.page-contact .hours__scale {
  position: relative;
  height: 26px;
  margin: 16px 0 6px;
  border-bottom: 1px solid rgba(246, 243, 236, .3);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(246, 243, 236, .34) 0 1px,
    transparent 1px calc(100% / 24)
  );
}

.page-contact .hours__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background-color: var(--c-orange);
  opacity: .88;
}

.page-contact .hours__axis {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  color: rgba(246, 243, 236, .5);
}

.page-contact .contact-card__note {
  margin: var(--s2) 0 0;
  padding-top: var(--s1);
  border-top: 1px solid rgba(246, 243, 236, .18);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 243, 236, .72);
}

/* ============ 问题分流折叠组 ============ */
.page-contact .disclosure-list {
  border-top: 1px solid var(--c-mist);
}

.page-contact .disclosure {
  border-bottom: 1px solid var(--c-mist);
  border-left: 3px solid transparent;
  background-color: transparent;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .disclosure:hover,
.page-contact .disclosure:focus-within {
  border-left-color: var(--c-orange);
  background-color: rgba(255, 106, 26, .05);
}

.page-contact .disclosure:has(.disclosure__trigger[aria-expanded="true"]) {
  border-left-color: var(--c-orange);
  background-color: rgba(255, 106, 26, .06);
}

.page-contact .disclosure__trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 20px 10px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font-family: inherit;
}

.page-contact .disclosure__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-terra);
}

.page-contact .disclosure__name {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--c-ink);
}

.page-contact .disclosure__state {
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--c-slate);
}

.page-contact .disclosure__icon {
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--c-orange);
  border-bottom: 2px solid var(--c-orange);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-contact .disclosure:has(.disclosure__trigger[aria-expanded="true"]) .disclosure__icon {
  transform: rotate(225deg);
}

.page-contact .disclosure__inner {
  padding: 0 10px 24px 42px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-contact .disclosure__inner p {
  margin: 0;
}

.page-contact .disclosure__inner a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--c-orange);
}

.page-contact .disclosure__inner a:hover {
  color: var(--c-orange);
}

/* ============ 准备清单 ============ */
.page-contact .prep {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s2);
  align-items: start;
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-mist);
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-mist);
}

.page-contact .checklist__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  border: 2px solid var(--c-slate);
  background-color: transparent;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .checklist__box:checked {
  border-color: var(--c-orange);
  background-color: var(--c-orange);
}

.page-contact .checklist__box:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--c-cream);
  border-bottom: 2px solid var(--c-cream);
  transform: rotate(45deg);
}

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

.page-contact .checklist__label {
  display: block;
  cursor: pointer;
}

.page-contact .checklist__title {
  display: block;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink);
  transition: color var(--dur) var(--ease);
}

.page-contact .checklist__desc {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-slate);
}

.page-contact .checklist__box:checked ~ .checklist__label .checklist__title {
  color: var(--c-moss);
}

.page-contact .prep__media {
  margin: 0;
  border: 1px solid var(--c-mist);
  background-color: var(--c-mist);
}

.page-contact .prep__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-contact .prep__media figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--c-mist);
  background-color: var(--c-cream);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-slate);
}

/* ============ 内容协作深色区 ============ */
.page-contact .page-contact__collab {
  position: relative;
  overflow: hidden;
  padding-top: var(--s3);
  padding-bottom: var(--s3);
  background-color: var(--c-blue);
  color: var(--c-cream);
}

.page-contact .page-contact__collab::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(184, 255, 60, .3) 1px, transparent 1.4px);
  background-size: 14px 14px;
  opacity: .5;
  -webkit-mask-image: linear-gradient(120deg, #000 0%, transparent 58%);
  mask-image: linear-gradient(120deg, #000 0%, transparent 58%);
}

.page-contact .page-contact__collab-inner {
  position: relative;
  z-index: 1;
}

.page-contact .page-contact__collab-tag {
  display: inline-block;
  padding: 5px 12px;
  background-color: var(--c-lime);
  color: var(--c-blue);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .24em;
  transform: rotate(-2deg);
}

.page-contact .page-contact__collab-title {
  margin: var(--s1) 0 var(--s2);
  font-size: clamp(30px, 5.6vw, 58px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: -.025em;
}

.page-contact .page-contact__collab-grid {
  margin-top: 0;
  gap: var(--s2);
}

.page-contact .page-contact__collab-lede {
  margin: 0 0 var(--s1);
  max-width: 52ch;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(246, 243, 236, .84);
}

.page-contact .collab-list {
  list-style: none;
  margin: var(--s1) 0 0;
  padding: 0;
  border-top: 1px solid rgba(246, 243, 236, .2);
}

.page-contact .collab-list__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(246, 243, 236, .2);
  font-size: 16px;
  line-height: 1.7;
  color: rgba(246, 243, 236, .92);
}

.page-contact .collab-list__num {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-lime);
}

.page-contact .collab-send {
  padding: var(--s1);
  border: 1px solid rgba(246, 243, 236, .28);
  background-color: rgba(10, 30, 51, .62);
}

.page-contact .collab-send__index {
  margin: 0 0 12px;
  color: rgba(246, 243, 236, .62);
}

.page-contact .collab-send__mail {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 4.2vw, 21px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-lime);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 1px dashed rgba(184, 255, 60, .5);
  padding-bottom: 8px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .collab-send__mail:hover,
.page-contact .collab-send__mail:focus-visible {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

.page-contact .collab-send__hint {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 243, 236, .76);
}

.page-contact .collab-send__btn {
  margin-top: var(--s1);
}

/* ============ 回复节奏 ============ */
.page-contact .page-contact__cadence {
  padding-top: var(--s3);
  padding-bottom: var(--s3);
}

.page-contact .cadence {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s1);
}

.page-contact .cadence__step {
  padding-top: var(--s1);
  border-top: 1px solid var(--c-mist);
}

.page-contact .cadence__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--c-orange);
}

.page-contact .cadence__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-ink);
}

.page-contact .cadence__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-contact .page-contact__footnote {
  margin: var(--s2) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-contact .page-contact__footnote a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--c-orange);
  transition: color var(--dur) var(--ease);
}

.page-contact .page-contact__footnote a:hover {
  color: var(--c-orange);
}

/* ============ 底部斜向收口 ============ */
.page-contact .page-contact__divider {
  position: relative;
  height: 88px;
  overflow: hidden;
  border-top: 1px solid var(--c-mist);
  background-color: var(--c-cream);
}

.page-contact .page-contact__divider::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  top: 20px;
  height: 48px;
  transform: rotate(-2.4deg);
  background-color: var(--c-blue);
  background-image: radial-gradient(rgba(184, 255, 60, .32) 1px, transparent 1.4px);
  background-size: 10px 10px;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-contact .page-contact__title {
    transform: rotate(-2.2deg);
    transform-origin: left bottom;
  }

  .page-contact .page-contact__lede {
    font-size: 18px;
  }

  .page-contact .page-contact__banner img {
    aspect-ratio: 1440 / 400;
  }

  .page-contact .disclosure__trigger {
    gap: 20px;
    padding: 22px 12px;
  }

  .page-contact .disclosure__name {
    font-size: 19px;
  }

  .page-contact .disclosure__inner {
    padding-left: 56px;
  }
}

@media (min-width: 780px) {
  .page-contact .prep {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: var(--s2);
  }
}

@media (min-width: 860px) {
  .page-contact .cadence {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--s1);
  }

  .page-contact .cadence__step {
    padding-top: var(--s1);
    border-top: 3px solid var(--c-orange);
  }

  .page-contact .page-contact__collab {
    padding-top: var(--s4);
    padding-bottom: var(--s4);
  }
}

@media (min-width: 1000px) {
  .page-contact .page-contact__panel {
    padding-top: var(--s4);
    padding-bottom: var(--s4);
  }

  .page-contact .page-contact__panel-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--s3);
  }

  .page-contact .page-contact__panel-grid > .contact-card {
    position: sticky;
    top: 32px;
  }

  .page-contact .contact-card {
    padding: var(--s2) var(--s2);
  }

  .page-contact .contact-card__title {
    font-size: 30px;
  }
}

@media (min-width: 1240px) {
  .page-contact .page-contact__right {
    gap: var(--s4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .page-contact__title,
  .page-contact .page-contact__collab-tag,
  .page-contact .page-contact__divider::before {
    transform: none;
  }

  .page-contact .disclosure__icon,
  .page-contact .checklist__box,
  .page-contact .disclosure {
    transition: none;
  }
}
</PAGE_CSS>