.page-contact {
  --contact-gap: clamp(16px, 2.4vw, 26px);
  --contact-line-dash: rgba(143, 166, 184, .34);
  overflow-x: clip;
  background:
    radial-gradient(900px 520px at 82% -8%, rgba(51, 242, 192, .10), transparent 62%),
    radial-gradient(760px 460px at 8% 6%, rgba(255, 90, 31, .13), transparent 64%),
    var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-contact .breadcrumbs {
  padding-top: clamp(14px, 2.4vw, 26px);
  font-size: 13px;
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--mist);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

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

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-contact h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(29px, 5.4vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.2vw, 36px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.01em;
}

.page-contact h3 {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .section-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .section-aside {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  padding-block: clamp(26px, 4.4vw, 54px) clamp(34px, 5vw, 62px);
}

.page-contact .hero-lead {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: clamp(16px, 1.85vw, 19px);
  line-height: 1.82;
  color: var(--paper);
  opacity: .9;
}

.page-contact .hero-points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .hero-points .mono {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-contact .hero-cards {
  display: grid;
  gap: var(--contact-gap);
  align-content: start;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(18, 62, 92, .55), rgba(10, 35, 56, .88));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.page-contact .channel-card--primary {
  border-color: transparent;
  background: linear-gradient(150deg, var(--orange) 8%, var(--orange-deep) 96%);
  color: var(--ink-900);
}

.page-contact .card-index {
  margin: 0;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mint);
}

.page-contact .channel-card--primary .card-index {
  color: rgba(4, 18, 31, .66);
}

.page-contact .card-title {
  font-size: clamp(19px, 2.2vw, 24px);
}

.page-contact .card-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-card--primary .card-lead {
  color: rgba(4, 18, 31, .78);
}

.page-contact .channel-lines {
  display: grid;
  gap: 12px;
  margin: 0;
}

.page-contact .channel-lines dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-contact .channel-lines dd {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 19px);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.page-contact .channel-card--primary .channel-lines dt {
  color: rgba(4, 18, 31, .62);
}

.page-contact .card-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .channel-card--primary .card-note {
  color: rgba(4, 18, 31, .7);
}

.page-contact .channel-card .link-more {
  margin-top: auto;
}

.page-contact .channel-card--primary .btn--ghost {
  align-self: flex-start;
  border-color: rgba(4, 18, 31, .38);
  color: var(--ink-900);
}

.page-contact .channel-card--primary .btn--ghost:hover,
.page-contact .channel-card--primary .btn--ghost:focus-visible {
  background: rgba(4, 18, 31, .12);
  border-color: var(--ink-900);
}

/* ---------- 材料流程 ---------- */

.page-contact .material {
  padding-block: clamp(34px, 5.4vw, 66px);
}

.page-contact .material-figure {
  margin: 0 0 clamp(20px, 3vw, 32px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

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

.page-contact .steps {
  display: grid;
  gap: var(--contact-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step {
  position: relative;
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(10, 35, 56, .92), rgba(4, 18, 31, .72));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .step:hover,
.page-contact .step:focus-within {
  transform: translateY(-2px);
  border-color: var(--mint);
}

.page-contact .step-no {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-contact .step > p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .step h3 {
  margin-bottom: 8px;
  color: var(--paper);
}

.page-contact .step-reveal {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--contact-line-dash);
}

.page-contact .step-reveal__label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--yellow);
}

.page-contact .step-reveal > p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 服务时间 ---------- */

.page-contact .hours {
  padding-block: clamp(14px, 2.4vw, 26px) clamp(34px, 5vw, 60px);
}

.page-contact .hours-grid {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--line);
}

.page-contact .hours-cell {
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--ink-800);
}

.page-contact .hours-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mint);
}

.page-contact .hours-value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--paper);
}

.page-contact .hours-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 地址信息带 ---------- */

.page-contact .place {
  padding-block: clamp(18px, 3vw, 36px);
}

.page-contact .place-band {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  padding: clamp(24px, 3.4vw, 42px);
  border-radius: var(--radius-xl);
  background: var(--paper);
  color: var(--ink-900);
}

.page-contact .place-band .eyebrow {
  color: var(--orange-deep);
}

.page-contact .place-band h2 {
  margin-bottom: 14px;
}

.page-contact .place-address {
  margin: 0 0 12px;
  font-size: clamp(17px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.55;
}

.page-contact .place-note {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(4, 18, 31, .74);
}

.page-contact .place-meta {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid rgba(4, 18, 31, .16);
}

.page-contact .place-meta dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--orange-deep);
}

.page-contact .place-meta dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page-contact .place-figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.page-contact .place-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 合作 ---------- */

.page-contact .partners {
  padding-block: clamp(34px, 5.4vw, 64px);
}

.page-contact .partner-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-contact .partner-tab {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  color: var(--paper);
  font-size: 14.5px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .partner-tab:hover,
.page-contact .partner-tab:focus-visible {
  color: var(--ink-900);
  background: var(--mint);
  border-color: var(--mint);
}

.page-contact .partner-panel {
  display: none;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(18, 62, 92, .52), rgba(10, 35, 56, .92));
}

.page-contact .partner-panel:target {
  display: grid;
}

.page-contact .panel-copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .panel-copy h3 {
  margin-bottom: 10px;
}

.page-contact .panel-list__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--yellow);
}

.page-contact .doc-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .doc-list li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .doc-list li::before {
  content: "＋";
  color: var(--mint);
  font-weight: 700;
}

/* ---------- 收尾 ---------- */

.page-contact .closing {
  padding-block: clamp(10px, 2vw, 22px);
}

.page-contact .closing-inner {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(255, 90, 31, .14), rgba(51, 242, 192, .08));
}

.page-contact .closing-inner p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .closing-note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .closing-note a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 242, 192, .45);
}

.page-contact .closing-note a:hover,
.page-contact .closing-note a:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-contact .hero-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card--primary {
    grid-column: 1 / -1;
  }

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

@media (min-width: 760px) {
  .page-contact .hours-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 920px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
    align-items: start;
  }

  .page-contact .contact-hero::before {
    content: "";
    position: absolute;
    top: 6%;
    bottom: 8%;
    left: 48%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(51, 242, 192, .5), transparent);
    transform: rotate(6deg);
    pointer-events: none;
  }

  .page-contact .section-head {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-contact .place-band {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-contact .place-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .partner-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .closing-inner {
    grid-template-columns: minmax(0, 1.3fr) auto;
    align-items: center;
  }
}

@media (min-width: 1060px) {
  .page-contact .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 46px;
    right: calc(var(--contact-gap) * -1);
    width: var(--contact-gap);
    border-top: 1px dashed var(--contact-line-dash);
  }
}

@supports (selector(:has(*))) {
  .page-contact .partner-panels:not(:has(.partner-panel:target)) > .partner-panel:first-child {
    display: grid;
  }
}

@supports not (selector(:has(*))) {
  .page-contact .partner-panels > .partner-panel {
    display: grid;
  }

  .page-contact .partner-panels > .partner-panel + .partner-panel {
    margin-top: var(--contact-gap);
  }
}

@media (hover: hover) and (pointer: fine) {
  .page-contact .step-reveal > p:last-child {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 260ms var(--ease), opacity 200ms var(--ease);
  }

  .page-contact .step:hover .step-reveal > p:last-child,
  .page-contact .step:focus-within .step-reveal > p:last-child {
    max-height: 220px;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .step,
  .page-contact .partner-tab,
  .page-contact .step-reveal > p:last-child {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .step:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .step:focus-within {
    transform: none;
  }
}