.page-contact {
  --ct-radius: 6px;
  --ct-soft: rgba(242, 245, 247, .78);
  --ct-soft-dim: rgba(242, 245, 247, .66);
}

/* ---------- 面包屑 ---------- */
.page-contact .inquiry-crumb {
  padding-top: clamp(1rem, 3vw, 1.75rem);
  padding-bottom: .5rem;
}

/* ---------- 首屏 ---------- */
.page-contact .inquiry-hero {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: var(--paper);
}

.page-contact .inquiry-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .inquiry-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .45;
}

.page-contact .inquiry-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(168deg, rgba(15, 33, 55, .35) 0%, rgba(15, 33, 55, .84) 58%, var(--night) 100%);
}

.page-contact .inquiry-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(2rem, 6vw, 3.75rem);
  padding-bottom: clamp(1.75rem, 5vw, 3.25rem);
}

.page-contact .inquiry-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin: 0 0 1rem;
  padding: .3rem .8rem;
  border: 1px solid rgba(255, 106, 26, .45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--sig-soft);
}

.page-contact h1 {
  max-width: 16em;
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 5.4vw, 3.125rem);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -.02em;
  color: #fff;
}

.page-contact .inquiry-hero__lede {
  max-width: 36em;
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.85;
  color: var(--ct-soft);
}

/* 联络卡片 */
.page-contact .inquiry-channels {
  display: grid;
  gap: 1rem;
}

.page-contact .inquiry-channel {
  border: 1px solid rgba(199, 210, 219, .28);
  border-radius: var(--r-md);
  background: rgba(228, 234, 240, .08);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 1.25rem 1.25rem 1.4rem;
  transition: transform .28s var(--ease), background-color .28s var(--ease), border-color .28s var(--ease);
}

.page-contact .inquiry-channel:hover {
  transform: translateY(-3px);
  background: rgba(228, 234, 240, .13);
  border-color: rgba(255, 106, 26, .5);
}

.page-contact .inquiry-channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sig-soft);
}

.page-contact .inquiry-channel__value {
  margin: .5rem 0 .65rem;
  font-size: clamp(1.0625rem, 2.6vw, 1.375rem);
  line-height: 1.4;
  color: #fff;
  overflow-wrap: anywhere;
}

.page-contact .inquiry-channel__note {
  margin: 0 0 1.1rem;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--ct-soft-dim);
}

.page-contact .inquiry-channel--trail .btn--ghost {
  color: var(--paper);
  border-color: rgba(199, 210, 219, .5);
}

.page-contact .inquiry-channel--trail .btn--ghost:hover {
  border-color: var(--sig);
  color: var(--sig-soft);
}

.page-contact .inquiry-hero__feedback {
  min-height: 1.1rem;
  margin: .9rem 0 0;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--sig-soft);
}

/* ---------- 值守时段 ---------- */
.page-contact .inquiry-window {
  background: var(--paper-2);
  padding: clamp(2.25rem, 6vw, 4.25rem) 0;
}

.page-contact .inquiry-window__grid {
  display: grid;
  gap: 2rem;
}

.page-contact .inquiry-window__title,
.page-contact .inquiry-route__title,
.page-contact .inquiry-partner__title,
.page-contact .inquiry-meta__title {
  margin: .55rem 0 .9rem;
  font-size: clamp(1.375rem, 3.6vw, 2rem);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-contact .inquiry-window__lede {
  max-width: 34em;
  margin: 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .inquiry-window__pairs {
  display: grid;
  gap: 1rem;
  margin: 1.6rem 0 0;
}

.page-contact .inquiry-window__pair {
  padding-left: .9rem;
  border-left: 3px solid var(--sig);
}

.page-contact .inquiry-window__pair--off {
  border-left-color: var(--line);
}

.page-contact .inquiry-window__pair dt {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .9375rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .inquiry-window__pair dd {
  margin: .3rem 0 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-contact .inquiry-window__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--paper);
}

.page-contact .inquiry-window__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .inquiry-window__cap {
  border-top: 1px solid var(--line);
  padding: .7rem .95rem;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 问题分流 ---------- */
.page-contact .inquiry-route {
  background: var(--paper);
  padding: clamp(2.25rem, 6vw, 4.25rem) 0;
}

.page-contact .inquiry-route__head {
  max-width: 42rem;
}

.page-contact .inquiry-route__lede {
  margin: 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .inquiry-route__grid {
  display: grid;
  gap: 2rem;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .inquiry-route__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .inquiry-route__item {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  column-gap: .75rem;
  align-items: start;
  padding: 1.15rem .9rem 1.25rem;
  border-bottom: 1px solid var(--line);
  transition: background-color .24s var(--ease);
}

.page-contact .inquiry-route__item:hover {
  background: var(--night-2);
}

.page-contact .inquiry-route__no {
  grid-column: 1;
  grid-row: 1 / span 3;
  padding-top: .18rem;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-contact .inquiry-route__name {
  grid-column: 2;
  margin: 0 0 .35rem;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
  transition: color .24s var(--ease);
}

.page-contact .inquiry-route__desc {
  grid-column: 2;
  margin: 0 0 .55rem;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
  transition: color .24s var(--ease);
}

.page-contact .inquiry-route__link {
  grid-column: 2;
  justify-self: start;
  padding-bottom: 1px;
  border-bottom: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--sig-deep);
  text-decoration: none;
  transition: color .24s var(--ease);
}

.page-contact .inquiry-route__item:hover .inquiry-route__name,
.page-contact .inquiry-route__item:hover .inquiry-route__desc {
  color: #fff;
}

.page-contact .inquiry-route__item:hover .inquiry-route__link {
  color: var(--sig-soft);
}

/* 准备清单 */
.page-contact .inquiry-prep {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--night);
  color: var(--paper);
  padding: 1.5rem 1.4rem 1.75rem 1.65rem;
}

.page-contact .inquiry-prep::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--sig);
}

.page-contact .inquiry-prep__title {
  margin: 0 0 .4rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: #fff;
}

.page-contact .inquiry-prep__lede {
  margin: 0 0 1.15rem;
  font-size: .875rem;
  line-height: 1.72;
  color: var(--ct-soft-dim);
}

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

.page-contact .inquiry-prep__item {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  font-size: .9375rem;
  line-height: 1.75;
  color: rgba(242, 245, 247, .86);
}

.page-contact .inquiry-prep__dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  margin-top: .62rem;
  border-radius: 50%;
  background: var(--gold);
}

.page-contact .inquiry-prep__item strong {
  color: #fff;
  font-weight: 700;
}

/* ---------- 合作对接 ---------- */
.page-contact .inquiry-partner {
  background: var(--paper-2);
  padding: clamp(2.25rem, 6vw, 4.25rem) 0;
}

.page-contact .inquiry-partner__panel {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--paper);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .inquiry-partner__lede {
  max-width: 38em;
  margin: 0 0 1.75rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .inquiry-partner__cols {
  display: grid;
  gap: 1.25rem;
}

.page-contact .inquiry-partner__col {
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
}

.page-contact .inquiry-partner__col h3 {
  margin: 0 0 .4rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .inquiry-partner__col p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .inquiry-partner__how {
  margin: 1.75rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--line);
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .inquiry-partner__how .mono {
  color: var(--sig-deep);
  overflow-wrap: anywhere;
}

/* ---------- 站点信息 ---------- */
.page-contact .inquiry-meta {
  background: var(--paper);
  padding: clamp(2.25rem, 6vw, 4rem) 0 clamp(2.5rem, 6vw, 4.25rem);
}

.page-contact .inquiry-meta__head {
  max-width: 40rem;
}

.page-contact .inquiry-meta__lede {
  margin: 0 0 1.75rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .inquiry-meta__list {
  border-top: 1px solid var(--line);
}

.page-contact .inquiry-meta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .3rem .8rem;
  padding: .9rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .inquiry-meta__key {
  flex: 0 0 100%;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-soft);
}

.page-contact .inquiry-meta__val {
  flex: 1 1 auto;
  min-width: 0;
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .inquiry-meta__row .copy-btn {
  flex: 0 0 auto;
}

.page-contact .inquiry-meta__tip {
  margin: 1.5rem 0 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .inquiry-meta__tip a {
  color: var(--sig-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-contact .inquiry-meta__tip a:hover {
  color: var(--sig);
}

/* ---------- 焦点反馈 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--sig);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .inquiry-channels {
    grid-template-columns: 1.25fr 1fr;
    gap: 1.5rem;
    align-items: start;
    max-width: 960px;
  }

  .page-contact .inquiry-channel--trail {
    margin-top: 2.5rem;
  }

  .page-contact .inquiry-partner__cols {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
  }

  .page-contact .inquiry-meta__key {
    flex: 0 0 7.5rem;
  }

  .page-contact .inquiry-meta__row {
    flex-wrap: nowrap;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .inquiry-window__grid {
    grid-template-columns: 1fr 1.05fr;
    gap: 3.25rem;
    align-items: center;
  }

  .page-contact .inquiry-route__grid {
    grid-template-columns: 1.35fr 1fr;
    gap: 3rem;
    align-items: start;
  }

  .page-contact .inquiry-prep {
    position: sticky;
    top: calc(var(--status-h) + 1.5rem);
  }
}

@media (min-width: 1100px) {
  .page-contact .inquiry-hero__inner {
    padding-top: clamp(3rem, 5vw, 4.5rem);
    padding-bottom: clamp(2.75rem, 4.5vw, 3.75rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .inquiry-channel:hover,
  .page-contact .inquiry-route__item:hover {
    transform: none;
  }

  .page-contact .inquiry-channel,
  .page-contact .inquiry-route__item,
  .page-contact .inquiry-route__name,
  .page-contact .inquiry-route__desc,
  .page-contact .inquiry-route__link {
    transition: none;
  }
}