.page-contact {
  --pc-hair: rgba(22, 50, 79, .14);
  --pc-hair-strong: rgba(22, 50, 79, .30);
  background: var(--stand);
  color: var(--navy);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--s3) var(--s3) 0;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--stone);
}

.page-contact .breadcrumb__item {
  display: inline-flex;
  align-items: center;
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  padding: 0 var(--s1);
  color: var(--stone);
  opacity: .55;
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--navy);
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(16, 54, 42, .035) 0 22px,
      rgba(16, 54, 42, 0) 22px 44px
    );
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s4);
  align-items: center;
}

.page-contact .contact-hero__kicker {
  margin: 0 0 var(--s2);
  color: var(--whistle);
}

.page-contact .contact-hero__title {
  margin: 0 0 var(--s3);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(44px, 13vw, 104px);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--pitch);
}

.page-contact .contact-hero__lede {
  max-width: 48ch;
  margin: 0;
  color: var(--navy);
}

.page-contact .contact-hero__note {
  max-width: 52ch;
  margin: var(--s3) 0 0;
  padding: var(--s2) var(--s3);
  border-left: 3px solid var(--lime);
  border-radius: 0 var(--r-tile) var(--r-tile) 0;
  background: rgba(200, 242, 74, .18);
  font-size: 15px;
  line-height: 1.75;
  color: var(--navy);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 2px solid var(--pitch);
  border-radius: var(--r-card);
  overflow: hidden;
  box-shadow: 0 26px 56px -34px rgba(16, 54, 42, .7);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(255, 255, 255, .55);
  border-radius: calc(var(--r-card) - 10px);
  pointer-events: none;
}

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

.page-contact .contact-hero__media .media-frame__caption {
  margin: 0;
  padding: var(--s2) var(--s3);
  background: var(--pitch);
  color: var(--turf);
  font-size: 13px;
  letter-spacing: .12em;
}

/* ---------- 章节头 ---------- */
.page-contact .contact-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s2);
  margin-bottom: var(--s4);
  padding-bottom: var(--s3);
  border-bottom: 2px dashed var(--pc-hair-strong);
}

.page-contact .contact-head__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(46px, 12vw, 88px);
  font-weight: 700;
  line-height: .82;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(16, 54, 42, .32);
}

.page-contact .contact-head__title {
  margin: 0 0 var(--s1);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 6vw, 36px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--pitch);
}

.page-contact .contact-head__sub {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 三个渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s3);
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--s3);
  border: 2px solid transparent;
  border-radius: var(--r-card);
  transition:
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-contact .channel__name {
  margin: 0 0 var(--s2);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .2em;
}

.page-contact .channel__value {
  margin: 0 0 var(--s2);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .01em;
  word-break: break-word;
  user-select: all;
}

.page-contact .channel__use {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  opacity: .86;
}

.page-contact .channel__hint {
  margin: var(--s2) 0 0;
  padding-top: var(--s2);
  border-top: 1px dashed currentColor;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  opacity: .62;
}

.page-contact .channel--mail {
  background: var(--pitch);
  color: var(--white);
  border-color: rgba(255, 255, 255, .2);
}

.page-contact .channel--mail:hover,
.page-contact .channel--mail:focus-within {
  background: #0A241B;
  border-color: var(--whistle);
}

.page-contact .channel--mail .channel__name {
  color: var(--lime);
}

.page-contact .channel__value--mail {
  font-size: clamp(17px, 4.6vw, 22px);
  font-weight: 700;
  color: var(--white);
}

.page-contact .channel--phone {
  background: var(--white);
  border-color: var(--pc-hair);
}

.page-contact .channel--phone:hover,
.page-contact .channel--phone:focus-within {
  background: var(--turf);
  border-color: var(--whistle);
}

.page-contact .channel--phone .channel__name {
  color: var(--moss);
}

.page-contact .channel__value--phone {
  font-size: clamp(30px, 9vw, 44px);
  font-weight: 700;
  line-height: 1.05;
  color: transparent;
  -webkit-text-stroke: 1.6px var(--navy);
}

.page-contact .channel__value--phone::selection {
  color: var(--navy);
}

.page-contact .channel--addr {
  background: var(--turf);
  border-color: var(--pc-hair);
  padding-bottom: calc(var(--s3) + 14px);
}

.page-contact .channel--addr:hover,
.page-contact .channel--addr:focus-within {
  background: #CDDECB;
  border-color: var(--whistle);
}

.page-contact .channel--addr .channel__name {
  color: var(--clay);
}

.page-contact .channel__value--addr {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--navy);
}

.page-contact .channel--addr::after {
  content: "";
  position: absolute;
  left: var(--s3);
  right: var(--s3);
  bottom: var(--s2);
  height: 10px;
  background: repeating-linear-gradient(
    90deg,
    var(--stone) 0 1px,
    transparent 1px 14px
  );
  opacity: .45;
}

/* ---------- 时段 ---------- */
.page-contact .hours-note {
  margin: 0 0 var(--s3);
  padding: var(--s2) var(--s3);
  border-radius: var(--r-pill);
  background: var(--white);
  border: 1px solid var(--pc-hair);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--navy);
}

.page-contact .timebar {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.page-contact .timebar__seg {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
  padding: var(--s3);
  border-radius: var(--r-tile);
  transition: filter var(--dur) var(--ease), outline-color var(--dur) var(--ease);
  outline: 2px solid transparent;
  outline-offset: -2px;
}

.page-contact .timebar__seg:focus-visible {
  outline-color: var(--whistle);
}

.page-contact .timebar__name {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-contact .timebar__tip {
  font-size: 14px;
  line-height: 1.7;
  opacity: .78;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .timebar__seg:hover .timebar__tip,
.page-contact .timebar__seg:focus-visible .timebar__tip {
  opacity: 1;
}

.page-contact .timebar__seg--open {
  background: var(--pitch);
  color: var(--white);
}

.page-contact .timebar__seg--open .timebar__name {
  color: var(--lime);
}

.page-contact .timebar__seg--after {
  background: var(--moss);
  color: var(--white);
}

.page-contact .timebar__seg--off {
  background: var(--white);
  border: 2px dashed var(--pc-hair-strong);
  color: var(--navy);
}

.page-contact .timebar__seg--off .timebar__name {
  color: var(--clay);
}

/* ---------- 来信要素清单 ---------- */
.page-contact .checklist-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s4);
}

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

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--s2);
  align-items: start;
  padding: var(--s3) var(--s2);
  border-bottom: 1px dashed var(--pc-hair-strong);
  border-radius: var(--r-tile);
  outline: 2px solid transparent;
  outline-offset: -2px;
  transition: background-color var(--dur) var(--ease), outline-color var(--dur) var(--ease);
}

.page-contact .checklist__item:hover,
.page-contact .checklist__item:focus-visible {
  background: var(--white);
  outline-color: var(--whistle);
}

.page-contact .checklist__idx {
  font-size: 14px;
  font-weight: 700;
  color: var(--whistle);
  padding-top: 2px;
}

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

.page-contact .checklist__title {
  display: block;
  margin-bottom: var(--s1);
  font-size: 17px;
  font-weight: 700;
  color: var(--pitch);
}

.page-contact .checklist__desc {
  display: block;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .checklist__tick {
  position: relative;
  width: 22px;
  height: 22px;
  flex: none;
  border-radius: 50%;
  border: 2px solid var(--pc-hair-strong);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .checklist__tick::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 4px;
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--pitch);
  border-bottom: 2px solid var(--pitch);
  transform: rotate(-45deg) scale(.4);
  opacity: 0;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .checklist__item:hover .checklist__tick,
.page-contact .checklist__item:focus-visible .checklist__tick {
  border-color: var(--lime);
  background: var(--lime);
}

.page-contact .checklist__item:hover .checklist__tick::after,
.page-contact .checklist__item:focus-visible .checklist__tick::after {
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.page-contact .checklist__figure {
  margin: 0;
  border: 2px solid var(--pc-hair);
  border-radius: var(--r-card);
  overflow: hidden;
  background: var(--white);
  align-self: start;
}

.page-contact .checklist__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-contact .checklist__figure .media-frame__caption {
  margin: 0;
  padding: var(--s2) var(--s3);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .08em;
  color: var(--stone);
  border-top: 1px dashed var(--pc-hair-strong);
}

/* ---------- 纠错次序 ---------- */
.page-contact .flow {
  position: relative;
  margin: 0;
  padding: 0 0 0 var(--s4);
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s3);
}

.page-contact .flow::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 0;
  border-left: 2px dashed var(--moss);
  opacity: .55;
}

.page-contact .flow__step {
  position: relative;
  padding: var(--s3);
  background: var(--white);
  border: 1px solid var(--pc-hair);
  border-radius: var(--r-tile);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: calc(var(--s4) * -1 + 2px);
  top: var(--s3);
  width: 16px;
  height: 16px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--stand);
  border: 3px solid var(--moss);
}

.page-contact .flow__step:hover {
  border-color: var(--whistle);
  background: #FBF8F1;
}

.page-contact .flow__title {
  margin: 0 0 var(--s1);
  font-size: 17px;
  font-weight: 700;
  color: var(--pitch);
}

.page-contact .flow__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 合作与引用 ---------- */
.page-contact .coop {
  gap: var(--s3);
}

.page-contact .coop__item {
  padding: var(--s3);
  border-radius: var(--r-card);
  background: var(--white);
  border: 2px solid var(--pc-hair);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .coop__item:hover {
  border-color: var(--whistle);
  background: #FBF8F1;
}

.page-contact .coop__item--alt {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.page-contact .coop__item--alt:hover {
  background: var(--navy-deep);
  border-color: var(--whistle);
}

.page-contact .coop__title {
  margin: 0 0 var(--s2);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--pitch);
}

.page-contact .coop__item--alt .coop__title {
  color: var(--lime);
}

.page-contact .coop__lead {
  margin: 0 0 var(--s2);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .coop__item--alt .coop__lead {
  color: var(--turf);
}

.page-contact .coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--s1);
}

.page-contact .coop__list li {
  position: relative;
  padding-left: var(--s3);
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 12px;
  height: 2px;
  background: var(--whistle);
}

.page-contact .coop__item--alt .coop__list li::before {
  background: var(--lime);
}

/* ---------- 不受理范围 ---------- */
.page-contact .exclude {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s2);
}

.page-contact .exclude__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--s2);
  align-items: start;
  padding: var(--s3);
  border-radius: var(--r-tile);
  background: var(--white);
  border-left: 6px solid var(--clay);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .exclude__item:hover {
  background: #F7F1E9;
  border-left-color: var(--whistle);
}

.page-contact .exclude__tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  background: var(--clay);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  white-space: nowrap;
}

.page-contact .exclude__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--navy);
}

/* ---------- 收束 ---------- */
.page-contact .contact-end {
  padding-bottom: var(--s5);
}

.page-contact .contact-end__inner {
  padding-top: var(--s4);
  border-top: 2px dashed var(--pc-hair-strong);
}

.page-contact .contact-end__line {
  margin: 0 0 var(--s2);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 6vw, 32px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--pitch);
}

.page-contact .contact-end__next {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .contact-end__link {
  color: var(--pitch);
  font-weight: 700;
  text-decoration: none;
  background-image: linear-gradient(var(--whistle), var(--whistle));
  background-repeat: no-repeat;
  background-size: 0% 2px;
  background-position: 0 100%;
  transition: background-size var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .contact-end__link:hover,
.page-contact .contact-end__link:focus-visible {
  color: var(--whistle-deep);
  background-size: 100% 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .checklist__item {
    padding: var(--s3);
  }

  .page-contact .exclude {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .breadcrumb {
    padding-inline: var(--s4);
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: var(--s5);
  }

  .page-contact .contact-head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: var(--s3);
  }

  .page-contact .contact-head__num {
    min-width: 110px;
  }

  .page-contact .channel-grid {
    grid-template-columns: 1.08fr .94fr .98fr;
    align-items: stretch;
  }

  .page-contact .timebar {
    flex-direction: row;
    align-items: stretch;
    gap: 0;
    border: 2px solid var(--pitch);
    border-radius: var(--r-card);
    overflow: hidden;
  }

  .page-contact .timebar__seg {
    flex: 1 1 0;
    border-radius: 0;
    border: none;
    outline-offset: -4px;
  }

  .page-contact .timebar__seg--open {
    flex-grow: 1.55;
  }

  .page-contact .timebar__seg--off {
    border: none;
    border-left: 2px dashed var(--pc-hair-strong);
  }

  .page-contact .checklist-wrap {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, .78fr);
    gap: var(--s5);
    align-items: start;
  }

  .page-contact .flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s3) var(--s4);
  }

  .page-contact .flow__step:last-child {
    grid-column: 1 / -1;
  }

  .page-contact .exclude {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-contact .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .flow__step:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}