/* ===== 咨询通道 · page-contact ===== */
.page-contact {
  --pc-gap: clamp(1.25rem, 3vw, 2.5rem);
  --pc-band: clamp(2.25rem, 5.5vw, 3.75rem);
  background: var(--deep);
  color: var(--paper);
  overflow-x: clip;
}

.page-contact [id] {
  scroll-margin-top: 6rem;
}

/* ---- 面包屑 ---- */
.page-contact .contact-crumb {
  padding-top: clamp(1rem, 3vw, 1.75rem);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-contact .breadcrumbs__list a {
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .breadcrumbs__list a:hover {
  color: var(--paper);
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: .4rem;
  color: var(--line-soft);
}

/* ---- 首屏 ---- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 140%;
  background:
    linear-gradient(108deg, rgba(34, 211, 238, .10) 0%, rgba(34, 211, 238, 0) 46%),
    radial-gradient(70% 92% at 92% 6%, rgba(255, 90, 31, .18), rgba(255, 90, 31, 0) 62%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .contact-hero__kicker {
  display: inline-block;
  margin: 0;
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-contact .contact-hero__title {
  margin: .6rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 6.2vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-contact .contact-hero__lede {
  max-width: 46ch;
  margin: 0 0 1.5rem;
  font-size: clamp(1rem, 1.5vw, 1.06rem);
  line-height: 1.8;
  color: var(--paper);
  opacity: .8;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1.75rem;
}

.page-contact .contact-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem 1.25rem;
  margin: 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line-faint);
}

.page-contact .contact-hero__facts dt {
  margin-bottom: .3rem;
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-contact .contact-hero__facts dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-soft);
}

.page-contact .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---- 服务台双栏 ---- */
.page-contact .contact-desk {
  display: grid;
  gap: var(--pc-gap);
  padding-block: clamp(2rem, 5vw, 3.5rem);
  border-top: 1px solid var(--line-faint);
}

/* ---- 联系信息卡 ---- */
.page-contact .contact-card {
  padding: clamp(1.2rem, 2.6vw, 1.85rem);
  background: linear-gradient(165deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--line-soft);
  box-shadow: inset 0 2px 0 var(--orange);
}

.page-contact .contact-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  margin-bottom: 1.15rem;
}

.page-contact .contact-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: .04em;
}

.page-contact .contact-card__row {
  padding: .85rem 0;
  border-top: 1px dashed var(--line-faint);
}

.page-contact .contact-card__row:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-contact .contact-card__label {
  display: block;
  margin-bottom: .35rem;
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-contact .contact-card__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-card__value--mail {
  font-size: .92rem;
  color: var(--cyan);
}

.page-contact .contact-card__value--addr {
  font-family: var(--font-body);
  font-size: .95rem;
  line-height: 1.75;
}

.page-contact .contact-card__note {
  margin: 1.1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
  font-size: .87rem;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .contact-card__fine {
  margin: .9rem 0 0;
  font-size: .76rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .contact-card__fine a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}

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

/* ---- 章节标题组 ---- */
.page-contact .section-head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .section-head__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 7vw, 4rem);
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--paper);
  opacity: .12;
}

.page-contact .section-head__title {
  margin: -.9rem 0 .6rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -.01em;
}

.page-contact .section-head__note {
  margin: 0;
  max-width: 62ch;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--steel);
}

/* ---- 咨询分类折叠 ---- */
.page-contact .channel {
  border: 1px solid var(--line-soft);
  background: var(--panel-2);
  transition: background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.page-contact .channel + .channel {
  margin-top: .7rem;
}

.page-contact .channel[open] {
  background: var(--panel);
  border-color: rgba(255, 90, 31, .34);
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-contact .channel__head {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .95rem 1rem;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .channel__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-contact .channel__num {
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-contact .channel__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: .02em;
}

.page-contact .channel__badge {
  margin-left: auto;
}

.page-contact .channel__head::after {
  content: "+";
  margin-left: .55rem;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--cyan);
  transition: transform .25s var(--ease);
}

.page-contact .channel[open] .channel__head::after {
  transform: rotate(45deg);
}

.page-contact .channel__body {
  padding: 0 1rem 1.15rem;
  border-top: 1px solid var(--line-faint);
}

.page-contact .channel__body p {
  margin: 1rem 0 .85rem;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--paper);
  opacity: .82;
}

.page-contact .channel__points {
  display: grid;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel__points li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .89rem;
  line-height: 1.72;
  color: var(--steel);
}

.page-contact .channel__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .45rem;
  height: 1px;
  background: var(--cyan);
}

/* ---- 通栏区块 ---- */
.page-contact .contact-block {
  padding-block: var(--pc-band);
  border-top: 1px solid var(--line-faint);
}

/* ---- 访问问题清单 ---- */
.page-contact .checklist-panel {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.1rem, 2.6vw, 1.75rem);
  background: var(--void);
  border: 1px solid var(--line-soft);
}

.page-contact .checklist {
  display: grid;
  gap: .1rem;
}

.page-contact .checklist__item {
  display: flex;
  gap: .8rem;
  padding: .8rem .15rem;
  border-bottom: 1px dashed var(--line-faint);
}

.page-contact .checklist__item:last-child {
  border-bottom: 0;
  padding-bottom: .15rem;
}

.page-contact .checklist__box {
  -webkit-appearance: none;
  appearance: none;
  flex: none;
  width: 1.1rem;
  height: 1.1rem;
  margin: .18rem 0 0;
  border: 1px solid var(--line-soft);
  background: transparent;
  cursor: pointer;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .checklist__box:checked {
  background: var(--green);
  border-color: var(--green);
  box-shadow: inset 0 0 0 2px var(--void);
}

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

.page-contact .checklist__label {
  display: grid;
  gap: .25rem;
  cursor: pointer;
}

.page-contact .checklist__head {
  display: flex;
  align-items: baseline;
  gap: .55rem;
}

.page-contact .checklist__num {
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-contact .checklist__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper);
}

.page-contact .checklist__hint {
  font-size: .87rem;
  line-height: 1.68;
  color: var(--steel);
}

.page-contact .checklist-panel__aside {
  padding: 1.1rem 1.15rem;
  background: var(--panel-2);
  border: 1px solid var(--line-soft);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-contact .checklist-panel__tag {
  margin: 0 0 .6rem;
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .checklist-panel__lead {
  margin: 0 0 .7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .98rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .checklist-panel__text {
  margin: 0;
  font-size: .87rem;
  line-height: 1.78;
  color: var(--steel);
}

/* ---- 响应流程 ---- */
.page-contact .flow-wrap {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .flow {
  display: grid;
  gap: .9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  padding: 1rem 1.05rem 1.15rem;
  background: var(--panel-2);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--orange);
}

.page-contact .flow__num {
  display: block;
  margin-bottom: .5rem;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-contact .flow__title {
  margin: 0 0 .45rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.04rem;
}

.page-contact .flow__text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--steel);
}

.page-contact .flow__media {
  margin: 0;
  border: 1px solid var(--line-soft);
}

.page-contact .flow__foot {
  margin: 1.25rem 0 0;
  max-width: 70ch;
  padding-left: 1rem;
  border-left: 2px solid var(--cyan);
  font-size: .89rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---- 合作方向 ---- */
.page-contact .partner-grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .partner-wall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .85rem 1.1rem;
}

.page-contact .partner-tag {
  position: relative;
  display: inline-block;
  padding: .62rem 1.15rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .93rem;
  letter-spacing: .04em;
  color: var(--paper);
  border: 1px solid var(--line-soft);
  isolation: isolate;
}

.page-contact .partner-tag::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(255, 90, 31, .18);
  transform: skewX(-12deg);
}

.page-contact .partner-tag--alt::before {
  background: rgba(34, 211, 238, .14);
}

.page-contact .partner-stats {
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  background: var(--panel);
  border: 1px solid var(--line-soft);
}

.page-contact .partner-stats__row {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: .62rem 0;
  border-bottom: 1px dashed var(--line-faint);
}

.page-contact .partner-stats__num {
  flex: none;
  min-width: 4.2rem;
  font-family: var(--font-mono);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .partner-stats__label {
  font-size: .9rem;
  line-height: 1.6;
  color: var(--paper);
  opacity: .82;
}

.page-contact .partner-stats__note {
  margin: 1rem 0 0;
  font-size: .86rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-contact .partner-stats__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, .4);
}

.page-contact .partner-stats__note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---- 自助入口 ---- */
.page-contact .help-banner {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.35rem, 3.2vw, 2.35rem);
  background:
    linear-gradient(120deg, rgba(255, 90, 31, .16) 0%, rgba(7, 11, 26, 0) 58%),
    var(--panel);
  border: 1px solid var(--line-soft);
  border-bottom: 3px solid var(--orange);
}

.page-contact .help-banner__num {
  display: block;
  margin-bottom: .65rem;
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-contact .help-banner__title {
  margin: 0 0 .7rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 2.8vw, 1.85rem);
  line-height: 1.24;
}

.page-contact .help-banner__text {
  margin: 0;
  max-width: 52ch;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-contact .help-banner__links {
  display: grid;
  gap: .65rem;
}

.page-contact .help-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .93rem;
  color: var(--paper);
  text-decoration: none;
  background: var(--panel-2);
  border: 1px solid var(--line-soft);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .help-link::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-contact .help-link:hover {
  border-color: var(--orange);
  transform: translateX(3px);
}

.page-contact .help-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---- 断点 ---- */
@media (min-width: 640px) {
  .page-contact .flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-contact .checklist-panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .help-banner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .flow-wrap {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-contact .contact-desk {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-contact .contact-desk__aside {
    position: sticky;
    top: 5.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .help-link:hover {
    transform: none;
  }

  .page-contact .channel__head::after {
    transition: none;
  }
}