.page-contact {
  --contact-ink: var(--ink-800);
  --contact-soft: var(--grey);
  --contact-radius: var(--radius-xl);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
  background:
    radial-gradient(120% 60% at 85% 0%, rgba(45, 226, 197, 0.1), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-850) 45%, var(--ink-900) 100%);
  color: var(--mist);
}

.page-contact .contact-crumbs {
  padding-block: clamp(0.9rem, 2.5vw, 1.4rem) 0;
}

.page-contact .crumbs {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--grey);
}

.page-contact .crumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-contact .crumbs__sep {
  margin-inline: 0.45rem;
  color: var(--line);
}

.page-contact .crumbs__current {
  color: var(--aqua);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(1.6rem, 4vw, 2.8rem) clamp(2rem, 5vw, 3.6rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4.5vw, 3rem);
  align-items: center;
}

.page-contact .contact-hero__copy .eyebrow {
  display: inline-block;
  margin: 0 0 0.9rem;
  padding: 0.28rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--aqua);
}

.page-contact h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 6.2vw, 3.1rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 4px;
  margin-top: 1rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--lime), var(--orange));
}

.page-contact .contact-hero__lede {
  margin: 0 0 clamp(1.3rem, 3vw, 1.9rem);
  max-width: 46ch;
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.78;
  color: #d7e0d6;
}

.page-contact .contact-channels {
  display: grid;
  gap: 0.65rem;
}

.page-contact .contact-channel {
  display: block;
  padding: clamp(0.85rem, 2.6vw, 1.15rem) clamp(1rem, 3vw, 1.4rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  border-left: 4px solid var(--lime);
  background: var(--ink-700);
  text-decoration: none;
  color: var(--mist);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .contact-channel--tel {
  border-left-color: var(--orange);
}

.page-contact .contact-channel:hover,
.page-contact .contact-channel:focus-visible {
  transform: translateY(-2px);
  background: #12332a;
  border-color: var(--aqua);
}

.page-contact .contact-channel__key {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey);
}

.page-contact .contact-channel__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.05rem, 4.4vw, 1.72rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  word-break: break-all;
  color: var(--lime);
}

.page-contact .contact-channel--tel .contact-channel__value {
  color: var(--mist);
  letter-spacing: 0.06em;
}

.page-contact .contact-channel__note {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--grey);
}

.page-contact .contact-hero__visual {
  margin: 0;
  border-radius: var(--contact-radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--shadow-panel);
}

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

.page-contact .contact-hero__caption {
  padding: 0.85rem clamp(1rem, 3vw, 1.3rem) 1rem;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--grey);
  border-top: 1px solid var(--line);
}

/* ---------- 问题类型：浅草纸面板 ---------- */
.page-contact .contact-topics {
  padding-block: clamp(1.6rem, 5vw, 3rem);
}

.page-contact .contact-topics__inner {
  border-radius: var(--contact-radius);
  background: var(--paper);
  color: var(--ink-800);
  padding: clamp(1.4rem, 4.5vw, 3rem);
  box-shadow: var(--shadow-panel);
}

.page-contact .section-head {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(1.2rem, 3.5vw, 2rem);
}

.page-contact .section-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--orange);
}

.page-contact .contact-topics h2,
.page-contact .contact-sla h2,
.page-contact .contact-partner h2,
.page-contact .contact-visit h2,
.page-contact .contact-shortcut h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 4.2vw, 1.95rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.page-contact .contact-topics h2 {
  color: var(--ink-800);
}

.page-contact .contact-topics__sub {
  margin: 0;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.72;
  color: #3d5347;
}

.page-contact .topic-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.page-contact .topic-item {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: clamp(0.8rem, 2.4vw, 1.1rem) 0;
  border-top: 1px solid #c6d3c3;
}

.page-contact .topic-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .topic-item__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--orange);
  padding-top: 0.2rem;
}

.page-contact .topic-item__title {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--ink-900);
}

.page-contact .topic-item__body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.74;
  color: #33473d;
}

/* ---------- 响应时段 ---------- */
.page-contact .contact-sla {
  padding-block: clamp(1.8rem, 5vw, 3.2rem);
}

.page-contact .contact-sla__grid {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
}

.page-contact .contact-sla__clock {
  border-radius: var(--contact-radius);
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(45, 226, 197, 0.07) 0 1px, transparent 1px 22px),
    var(--ink-800);
  padding: clamp(1.3rem, 4vw, 2rem);
  text-align: center;
}

.page-contact .contact-sla__eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--aqua);
}

.page-contact .contact-sla__time {
  margin: 0.5rem 0 0.3rem;
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 9vw, 3.4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--lime);
}

.page-contact .contact-sla__time span {
  color: var(--orange);
  margin-inline: 0.1em;
}

.page-contact .contact-sla__day {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.page-contact .contact-sla__flow h2 {
  color: var(--mist);
}

.page-contact .flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-contact .flow-item {
  position: relative;
  padding: 0.9rem 1rem 0.9rem 1.35rem;
  border-radius: var(--radius-md);
  background: var(--ink-700);
  border-left: 3px solid var(--line);
}

.page-contact .flow-item--priority {
  border-left-color: var(--orange);
  background: #15312a;
}

.page-contact .flow-item__badge {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-contact .flow-item--priority .flow-item__badge {
  color: var(--orange);
}

.page-contact .flow-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: #d3ddd2;
}

.page-contact .contact-sla__tip {
  margin: 1rem 0 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--grey);
}

.page-contact .contact-sla__tip a,
.page-contact .contact-shortcut__foot a {
  color: var(--aqua);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 197, 0.45);
}

.page-contact .contact-sla__tip a:hover,
.page-contact .contact-shortcut__foot a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 内容合作 ---------- */
.page-contact .contact-partner {
  padding-block: clamp(1.8rem, 5vw, 3.2rem);
}

.page-contact .contact-partner__head h2 {
  color: var(--mist);
}

.page-contact .contact-partner__sub {
  margin: 0;
  max-width: 58ch;
  font-size: 0.92rem;
  line-height: 1.74;
  color: #c7d3c6;
}

.page-contact .contact-partner__grid {
  display: grid;
  gap: clamp(1.2rem, 3.5vw, 1.8rem);
}

.page-contact .contact-partner__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-content: flex-start;
}

.page-contact .contact-tag {
  padding: 0.42rem 0.95rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(201, 255, 63, 0.4);
  background: rgba(201, 255, 63, 0.08);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-contact .contact-partner__decks {
  display: grid;
  gap: 0.55rem;
}

.page-contact .partner-deck {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-contact .partner-deck[open] {
  border-color: rgba(45, 226, 197, 0.5);
}

.page-contact .partner-deck__summary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--mist);
}

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

.page-contact .partner-deck__summary:focus-visible {
  outline: 2px solid var(--aqua);
  outline-offset: -2px;
}

.page-contact .partner-deck__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: var(--radius-md);
  background: var(--ink-700);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--orange);
}

.page-contact .partner-deck__name {
  flex: 1 1 auto;
}

.page-contact .partner-deck__body {
  padding: 0 1rem 1rem 3.4rem;
  border-top: 1px solid var(--line);
  margin-top: -1px;
  padding-top: 0.85rem;
}

.page-contact .partner-deck__body p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.76;
  color: #cbd6ca;
}

.page-contact .contact-partner__visual {
  margin: 0;
  border-radius: var(--contact-radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-contact .media-frame__caption {
  display: block;
  padding: 0.7rem 1rem 0.8rem;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--grey);
  border-top: 1px solid var(--line);
}

/* ---------- 通信与到访 ---------- */
.page-contact .contact-visit {
  padding-block: clamp(1.8rem, 5vw, 3.2rem);
}

.page-contact .contact-visit__grid {
  display: grid;
  gap: clamp(1.3rem, 4vw, 2.4rem);
  align-items: start;
}

.page-contact .contact-visit h2 {
  margin: 0.5rem 0 0.9rem;
  color: var(--mist);
}

.page-contact .contact-visit__copy > p {
  margin: 0 0 0.9rem;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.76;
  color: #cbd6ca;
}

.page-contact .contact-visit__address {
  display: block;
  margin: 0 0 0.9rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--orange);
  background: var(--ink-700);
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(1rem, 3vw, 1.16rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .contact-visit__small {
  font-size: 0.84rem !important;
  color: var(--grey) !important;
}

.page-contact .contact-visit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.1rem;
}

.page-contact .contact-visit__map {
  position: relative;
  border-radius: var(--contact-radius);
  border: 1px solid var(--line);
  background: var(--ink-800);
  padding: clamp(0.8rem, 2.5vw, 1.2rem);
  overflow: hidden;
}

.page-contact .contact-visit__map svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.page-contact .contact-visit__maptip {
  margin: 0.7rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--aqua);
  text-align: right;
}

/* ---------- 快捷入口 ---------- */
.page-contact .contact-shortcut {
  padding-block: clamp(1.8rem, 5vw, 3.2rem) clamp(0.5rem, 2vw, 1rem);
}

.page-contact .contact-shortcut h2 {
  color: var(--mist);
}

.page-contact .contact-shortcut__grid {
  display: grid;
  gap: 0.7rem;
}

.page-contact .contact-shortcut__card {
  display: grid;
  gap: 0.4rem;
  padding: clamp(1rem, 3vw, 1.3rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--ink-800);
  text-decoration: none;
  color: var(--mist);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .contact-shortcut__card:hover,
.page-contact .contact-shortcut__card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--lime);
}

.page-contact .contact-shortcut__card .card__title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--lime);
}

.page-contact .contact-shortcut__card .card__meta {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: #c3cec2;
}

.page-contact .contact-shortcut__go {
  margin-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--aqua);
}

.page-contact .contact-shortcut__foot {
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--grey);
}

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

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

  .page-contact .contact-channel__note {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }

  .page-contact .contact-sla__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .page-contact .contact-sla__clock {
    position: sticky;
    top: 86px;
    text-align: left;
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    grid-template-areas:
      "tags decks"
      "visual decks";
    align-items: start;
  }

  .page-contact .contact-partner__tags {
    grid-area: tags;
  }

  .page-contact .contact-partner__decks {
    grid-area: decks;
  }

  .page-contact .contact-partner__visual {
    grid-area: visual;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-contact .contact-shortcut__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel,
  .page-contact .contact-shortcut__card {
    transition: none;
  }

  .page-contact .contact-channel:hover,
  .page-contact .contact-shortcut__card:hover {
    transform: none;
  }
}
</main>