.page-contact {
  --c-line: rgba(159, 179, 190, .22);
  --c-line-strong: rgba(159, 179, 190, .44);
  --c-shadow: 0 6px 22px rgba(13, 20, 24, .07);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 20px;
  padding-bottom: 56px;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cold);
}

.page-contact .breadcrumb a {
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .24s var(--ease), border-color .24s var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-contact .breadcrumb__sep {
  color: rgba(159, 179, 190, .45);
}

.page-contact .contact-hero__frame {
  position: relative;
  border: 1px solid var(--c-line-strong);
  min-height: clamp(360px, 58vh, 540px);
  display: flex;
  align-items: flex-end;
}

.page-contact .contact-hero__frame::before,
.page-contact .contact-hero__frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--amber);
  z-index: 4;
  pointer-events: none;
}

.page-contact .contact-hero__frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .contact-hero__frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.page-contact .contact-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.82) contrast(1.04);
  z-index: 1;
}

.page-contact .contact-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(13, 20, 24, .12) 0%,
    rgba(13, 20, 24, .42) 40%,
    rgba(13, 20, 24, .94) 100%
  );
}

.page-contact .contact-hero__anno {
  position: absolute;
  top: 20px;
  right: 16px;
  z-index: 4;
  font-size: 11px;
  letter-spacing: .28em;
  color: rgba(242, 178, 98, .82);
  writing-mode: vertical-rl;
}

.page-contact .contact-hero__copy {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 780px;
  padding: 32px 22px 30px;
}

.page-contact .contact-hero__title {
  margin: 10px 0 16px;
  font-size: clamp(28px, 7.2vw, 54px);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 241, 242, .8);
}

/* ---------- 区块通用 ---------- */
.page-contact .contact-head {
  margin-bottom: 28px;
}

.page-contact .contact-head__title {
  margin: 8px 0 12px;
  font-size: clamp(24px, 5.4vw, 34px);
  line-height: 1.15;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .contact-head__note {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .band--ink .contact-head__title,
.page-contact .band--bridge .contact-head__title {
  color: var(--paper);
}

.page-contact .band--ink .contact-head__note,
.page-contact .band--bridge .contact-head__note {
  color: rgba(237, 241, 242, .7);
}

.page-contact .band--ink .eyebrow,
.page-contact .band--bridge .eyebrow {
  color: var(--amber);
}

.page-contact a {
  color: var(--dai);
  text-decoration: underline;
  text-decoration-color: rgba(42, 90, 99, .32);
  text-underline-offset: 3px;
  transition: color .24s var(--ease), text-decoration-color .24s var(--ease);
}

.page-contact a:hover {
  color: var(--orange);
  text-decoration-color: var(--orange);
}

.page-contact .band--ink a,
.page-contact .band--bridge a {
  color: var(--teal);
  text-decoration-color: rgba(44, 198, 174, .34);
}

.page-contact .band--ink a:hover,
.page-contact .band--bridge a:hover {
  color: var(--amber);
  text-decoration-color: var(--amber);
}

/* ---------- 渠道卡 ---------- */
.page-contact .contact-channels {
  padding: 56px 0;
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .channel-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--c-line-strong);
  padding: 26px 20px 22px;
  transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-3px);
  box-shadow: inset 0 0 0 1px var(--orange), var(--c-shadow);
}

.page-contact .channel-card__ticks {
  position: absolute;
  inset: 7px;
  pointer-events: none;
}

.page-contact .channel-card__ticks::before,
.page-contact .channel-card__ticks::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid rgba(242, 178, 98, .5);
}

.page-contact .channel-card__ticks::before {
  top: 0;
  left: 0;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .channel-card__ticks::after {
  right: 0;
  bottom: 0;
  border-left: 0;
  border-top: 0;
}

.page-contact .channel-card__label {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: .28em;
  color: var(--dai);
}

.page-contact .channel-card__value {
  display: block;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__value--tel {
  font-size: clamp(24px, 6.4vw, 30px);
  letter-spacing: .02em;
}

.page-contact .channel-card__value--addr {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 600;
}

.page-contact .channel-card__desc {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .channel-card__foot {
  display: block;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--dai);
}

/* ---------- 纠错四步 ---------- */
.page-contact .contact-fix {
  padding: 56px 0 60px;
}

.page-contact .contact-fix__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

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

.page-contact .fix-step {
  position: relative;
  padding: 0 0 30px 48px;
}

.page-contact .fix-step:last-child {
  padding-bottom: 0;
}

.page-contact .fix-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--dai), rgba(42, 90, 99, .12));
}

.page-contact .fix-step:last-child::before {
  display: none;
}

.page-contact .fix-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  border: 1px solid var(--dai);
  border-radius: 50%;
  background: var(--ink);
}

.page-contact .fix-step__title {
  margin: 4px 0 10px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .fix-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(237, 241, 242, .68);
}

.page-contact .fix-step__more {
  margin-top: 12px;
  border-left: 1px solid rgba(242, 178, 98, .34);
  padding-left: 14px;
}

.page-contact .fix-step__more summary {
  cursor: pointer;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
  list-style: none;
}

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

.page-contact .fix-step__more summary::before {
  content: "＋ ";
  font-family: var(--font-mono);
}

.page-contact .fix-step__more[open] summary::before {
  content: "－ ";
}

.page-contact .fix-step__more p {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(237, 241, 242, .58);
}

/* ---------- 合作 ---------- */
.page-contact .contact-partner {
  padding: 56px 0;
}

.page-contact .contact-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .partner-item {
  background: var(--paper);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--dai);
  padding: 22px 20px;
  transition: border-left-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-contact .partner-item:hover {
  border-left-color: var(--orange);
  box-shadow: var(--c-shadow);
}

.page-contact .partner-item__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .partner-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .partner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .partner-tags .tag {
  font-size: 12px;
  letter-spacing: .06em;
  padding: 4px 10px;
  border: 1px solid var(--c-line-strong);
  color: var(--dai);
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-hours {
  padding: 56px 0 60px;
}

.page-contact .contact-hours__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .hours-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .hours-item {
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(159, 179, 190, .16);
}

.page-contact .hours-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .hours-item__tag {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--amber);
  border: 1px solid rgba(242, 178, 98, .38);
}

.page-contact .hours-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(237, 241, 242, .72);
}

.page-contact .contact-hours__media {
  margin: 0;
  border: 1px solid var(--c-line-strong);
}

.page-contact .contact-hours__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .contact-hours__media .media-frame__cap {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cold);
  border-top: 1px solid var(--c-line);
}

/* ---------- 速查表 ---------- */
.page-contact .contact-lookup {
  padding: 56px 0 40px;
}

.page-contact .contact-lookup__table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-contact .contact-lookup__table thead th {
  padding: 12px 14px;
  text-align: left;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--dai);
  background: var(--fog);
  border-bottom: 1px solid var(--cold);
}

.page-contact .contact-lookup__table td {
  padding: 13px 14px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--mist);
  border-bottom: 1px solid var(--c-line);
}

.page-contact .contact-lookup__table tbody tr:nth-child(even) {
  background: rgba(237, 241, 242, .55);
}

.page-contact .contact-lookup__table tbody tr:hover {
  background: rgba(44, 198, 174, .07);
}

.page-contact .contact-lookup__table td:first-child {
  font-weight: 600;
  color: var(--ink);
}

.page-contact .contact-lookup__table td:last-child {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  color: var(--dai);
}

.page-contact .contact-lookup__foot {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-icp {
  margin: 30px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-hero__copy {
    padding: 40px 36px 38px;
  }

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

  .page-contact .contact-lookup__table {
    min-width: 0;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-fix__grid {
    grid-template-columns: minmax(240px, 300px) 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-hours__grid {
    grid-template-columns: 1.05fr .95fr;
    gap: 44px;
    align-items: center;
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (min-width: 1120px) {
  .page-contact .contact-hero {
    padding-top: 28px;
    padding-bottom: 72px;
  }

  .page-contact .contact-channels,
  .page-contact .contact-partner {
    padding: 80px 0;
  }

  .page-contact .contact-fix,
  .page-contact .contact-hours {
    padding: 80px 0 84px;
  }

  .page-contact .contact-lookup {
    padding: 80px 0 48px;
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .partner-item,
  .page-contact .breadcrumb a {
    transition-duration: .15s;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}