.page-contact {
  --cc-shadow: 7px 7px 0 var(--graphite);
  --cc-shadow-soft: 6px 6px 0 var(--hair);
  background: var(--frost);
  color: var(--graphite);
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  padding-top: 1.4rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--moss);
}

.page-contact .crumbs .link {
  color: var(--deep-blue);
}

.page-contact .crumbs__sep {
  color: var(--moss);
}

.page-contact .contact-hero {
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-contact .hero-kicker {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--deep-blue);
  text-transform: uppercase;
}

.page-contact h1 {
  margin: .65rem 0 0;
  font-size: clamp(2rem, 6.2vw, 3.5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
}

.page-contact .hero-lead {
  margin: 1.15rem 0 0;
  max-width: 36rem;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.85;
}

.page-contact .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-media {
  margin: 0;
}

/* 联系方式卡 */
.page-contact .channels {
  display: grid;
  gap: 1.35rem;
  margin-top: clamp(2.25rem, 5vw, 3.75rem);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.7rem 1.35rem 1.4rem;
  background: var(--paper);
  border: 2px solid var(--graphite);
  box-shadow: var(--cc-shadow);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 7px;
  background: var(--hair);
}

.page-contact .channel-card--teal::before { background: var(--teal); }
.page-contact .channel-card--ice::before { background: var(--ice); }
.page-contact .channel-card--amber::before { background: var(--amber); }

.page-contact .channel-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--moss);
}

.page-contact .channel-card__value {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.page-contact .channel-card__value--mono {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: .98rem;
}

.page-contact .channel-card__note {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--moss);
}

.page-contact .card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .65rem 1rem;
  margin-top: auto;
  padding-top: .85rem;
}

.page-contact .card-link {
  font-weight: 700;
  font-size: .92rem;
}

.page-contact .copy-btn {
  padding: .5rem .85rem;
  background: var(--frost);
  color: var(--graphite);
  border: 2px solid var(--graphite);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .copy-btn:hover {
  background: var(--ink);
  color: var(--frost);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-contact .copy-btn.is-copied {
  background: var(--amber);
  color: var(--graphite);
  border-color: var(--graphite);
}

/* 章节标题 */
.page-contact .sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .65rem .9rem;
  margin-bottom: 1.6rem;
}

.page-contact .sec-num {
  display: inline-block;
  margin: 0;
  padding: .12rem .5rem;
  border: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-contact .sec-title {
  margin: 0;
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-contact .sec-note {
  flex: 1 1 100%;
  max-width: 46rem;
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--moss);
}

/* 服务时间 */
.page-contact .hours {
  border: 2px solid var(--graphite);
  background: var(--paper);
  box-shadow: var(--cc-shadow-soft);
}

.page-contact .hours__row {
  display: grid;
  gap: .35rem;
  padding: 1.05rem 1.15rem;
  border-top: 1px solid var(--hair);
}

.page-contact .hours__row:first-child {
  border-top: 0;
}

.page-contact .hours__key {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--deep-blue);
}

.page-contact .hours__val {
  font-size: .95rem;
  line-height: 1.8;
}

.page-contact .hours__row--lead {
  background: var(--ink);
  color: var(--frost);
}

.page-contact .hours__row--lead .hours__key {
  color: var(--amber);
}

/* 咨询准备 */
.page-contact .prep-grid {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
}

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

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: .85rem;
  padding: 1rem 1.1rem;
  background: var(--ice-soft);
  border-left: 3px solid var(--teal);
}

.page-contact .prep-item__num {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--deep-blue);
  padding-top: .12rem;
}

.page-contact .prep-item h3 {
  margin: 0 0 .3rem;
  font-size: 1rem;
  font-weight: 700;
}

.page-contact .prep-item p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--graphite);
}

.page-contact .prep-media {
  margin: 0 0 1.35rem;
}

.page-contact .fold {
  border: 2px solid var(--graphite);
  background: var(--paper);
}

.page-contact .fold__trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .95rem 1.1rem;
  background: none;
  border: 0;
  font: inherit;
  font-weight: 700;
  font-size: .95rem;
  text-align: left;
  cursor: pointer;
  color: var(--graphite);
}

.page-contact .fold__trigger:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -3px;
}

.page-contact .fold__mark {
  font-family: var(--font-mono);
  color: var(--deep-blue);
}

.page-contact .fold__panel {
  padding: 0 1.1rem 1.1rem;
  border-top: 1px solid var(--hair);
}

.page-contact .fold__panel[hidden] {
  display: none;
}

.page-contact .fold__line {
  margin: .7rem 0 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--moss);
}

/* 供稿合作 */
.page-contact .partner-card {
  display: grid;
  gap: 1.75rem;
  padding: clamp(1.5rem, 4vw, 2.6rem);
  background: var(--ink);
  color: var(--frost);
  border: 2px solid var(--graphite);
  box-shadow: 8px 8px 0 var(--teal);
}

.page-contact .partner-eyebrow {
  margin: 0;
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--teal);
}

.page-contact .partner-title {
  margin: .6rem 0 .9rem;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 900;
  line-height: 1.35;
}

.page-contact .partner-text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.85;
  color: rgba(244, 248, 246, .84);
}

.page-contact .partner-text--small {
  font-size: .88rem;
}

.page-contact .partner-cta {
  display: inline-block;
  margin-top: 1.3rem;
}

.page-contact .partner-label {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-contact .partner-list {
  margin: 0 0 1.4rem;
  padding: 0 0 0 1.05rem;
  list-style: none;
}

.page-contact .partner-list li {
  position: relative;
  margin-bottom: .55rem;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(244, 248, 246, .88);
}

.page-contact .partner-list li::before {
  content: "";
  position: absolute;
  left: -1.05rem;
  top: .6rem;
  width: .5rem;
  height: .5rem;
  background: var(--teal);
}

/* 场景表 */
.page-contact .table-wrap {
  overflow-x: auto;
  border: 2px solid var(--graphite);
  background: var(--paper);
  box-shadow: var(--cc-shadow-soft);
}

.page-contact .scenes-table {
  width: 100%;
  min-width: 40rem;
  border-collapse: collapse;
}

.page-contact .scenes-table caption {
  padding: .85rem 1rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  text-align: left;
  color: var(--moss);
  border-bottom: 1px solid var(--hair);
}

.page-contact .scenes-table th,
.page-contact .scenes-table td {
  padding: .85rem 1rem;
  text-align: left;
  font-size: .9rem;
  line-height: 1.7;
  vertical-align: top;
}

.page-contact .scenes-table thead th {
  background: var(--ink);
  color: var(--frost);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  font-weight: 500;
}

.page-contact .scenes-table tbody th {
  font-weight: 700;
  width: 34%;
}

.page-contact .scenes-table tbody tr:nth-child(even) {
  background: var(--ice-soft);
}

/* 地址与备案 */
.page-contact .locale {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--graphite);
  background: var(--paper);
  box-shadow: var(--cc-shadow);
}

.page-contact .locale::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(14, 42, 36, .09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14, 42, 36, .09) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-contact .locale-inner {
  position: relative;
  display: grid;
  gap: 1.75rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .locale-address {
  margin: 1.1rem 0 .6rem;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  line-height: 1.6;
  padding-left: .9rem;
  border-left: 4px solid var(--amber);
}

.page-contact .locale-text {
  margin: 0;
  max-width: 34rem;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--moss);
}

.page-contact .locale-side {
  display: grid;
  gap: .2rem;
  align-content: start;
  padding: 1.1rem 1.15rem;
  background: var(--ink);
  border: 2px solid var(--graphite);
}

.page-contact .locale-label {
  margin: .55rem 0 0;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-contact .locale-label:first-child {
  margin-top: 0;
}

.page-contact .locale-icp,
.page-contact .locale-contact {
  margin: 0;
  font-size: .88rem;
  line-height: 1.6;
  color: var(--frost);
  overflow-wrap: anywhere;
}

.page-contact .locale-icp {
  color: var(--teal);
}

@media (min-width: 44rem) {
  .page-contact .hours__row {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
  }

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

@media (min-width: 60rem) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }

  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-top: 1.75rem;
  }

  .page-contact .channel-card:nth-child(3) {
    margin-top: 3.5rem;
  }

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

  .page-contact .partner-card {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }

  .page-contact .locale-inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-btn {
    transition: none;
  }
}