.page-contact {
  --pc-grid: rgba(42, 53, 80, .32);
  --pc-hair: rgba(42, 53, 80, .72);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 2px solid var(--line);
  padding: clamp(20px, 3.6vw, 32px) 0 clamp(38px, 5.2vw, 66px);
  background:
    radial-gradient(120% 92% at 88% 0%, rgba(23, 224, 176, .10) 0%, transparent 58%),
    radial-gradient(90% 72% at 4% 100%, rgba(123, 91, 255, .13) 0%, transparent 60%),
    var(--ink);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, var(--pc-grid) 0 1px, transparent 1px 100%),
    linear-gradient(0deg, var(--pc-grid) 0 1px, transparent 1px 100%);
  background-size: 64px 64px, 64px 64px;
  opacity: .55;
  pointer-events: none;
}

.page-contact .pc-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-contact .pc-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 44px);
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-contact .pc-hero h1 {
  margin-top: 14px;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .pc-hero-lead {
  margin-top: 16px;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero-tags li {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
  border: 2px solid var(--line);
  background: rgba(11, 18, 32, .72);
  padding: 5px 10px;
}

.page-contact .pc-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 2px solid var(--line);
}

.page-contact .pc-jump a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .16s ease, color .16s ease;
}

.page-contact .pc-jump a:hover,
.page-contact .pc-jump a:focus-visible {
  color: var(--text);
  border-bottom-color: var(--cyan);
}

/* 联络坐标面板 */
.page-contact .pc-contact {
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--hard);
}

.page-contact .pc-contact-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 12px;
  padding: 13px 16px;
  border-bottom: 2px solid var(--line);
  background: linear-gradient(90deg, rgba(23, 224, 176, .13), rgba(11, 18, 32, 0) 74%);
}

.page-contact .pc-contact-head strong {
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--text);
}

.page-contact .pc-contact-head .mono {
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-contact .pc-contact-item {
  padding: 14px 16px;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-contact-item:last-of-type {
  border-bottom: 0;
}

.page-contact .pc-contact-key {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .pc-contact-val {
  display: block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--text);
  word-break: break-word;
}

.page-contact .pc-contact-val--addr {
  font-family: var(--sans);
  letter-spacing: 0;
}

.page-contact .pc-contact-desc {
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .pc-contact-note {
  padding: 13px 16px;
  border-top: 2px solid var(--line);
  border-left: 4px solid var(--amber);
  background: rgba(255, 176, 32, .07);
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 区块通用 ---------- */
.page-contact .pc-sec {
  position: relative;
  padding: clamp(44px, 6vw, 78px) 0;
  border-bottom: 2px solid var(--line);
}

.page-contact .pc-sec:last-of-type {
  border-bottom: 0;
}

.page-contact .pc-sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: start;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .pc-sec-num {
  grid-row: span 2;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1;
  letter-spacing: .16em;
  color: var(--cyan);
  background: var(--card);
  border: 2px solid var(--line);
  padding: 6px 9px;
}

.page-contact .pc-sec-num--violet {
  color: var(--violet);
}

.page-contact .pc-sec-num--amber {
  color: var(--amber);
}

.page-contact .pc-sec-head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(22px, 2.9vw, 33px);
  line-height: 1.32;
  color: var(--text);
}

.page-contact .pc-sec-lead {
  margin-top: 8px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 01 合作方向 ---------- */
.page-contact .pc-dirs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
}

.page-contact .pc-dir {
  position: relative;
  padding: 22px 20px 20px;
  border: 2px solid var(--line);
  background: var(--card);
  outline: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.page-contact .pc-dir:hover,
.page-contact .pc-dir:focus-visible {
  transform: translate(-3px, -3px);
  border-color: var(--cyan);
  box-shadow: var(--hard-cyan);
}

.page-contact .pc-dir-idx {
  position: absolute;
  top: -2px;
  right: -2px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--violet);
  background: var(--ink);
  border: 2px solid var(--line);
  padding: 5px 9px;
  line-height: 1;
}

.page-contact .pc-dir-title {
  padding-right: 54px;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
}

.page-contact .pc-dir-desc {
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .pc-dir-more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .22s ease, opacity .2s ease, margin-top .22s ease;
}

.page-contact .pc-dir:hover .pc-dir-more,
.page-contact .pc-dir:focus .pc-dir-more,
.page-contact .pc-dir:focus-within .pc-dir-more {
  max-height: 240px;
  opacity: 1;
  margin-top: 14px;
}

.page-contact .pc-dir-more-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .pc-dir-more ul {
  margin: 9px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .pc-dir-more li {
  position: relative;
  padding-left: 15px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--text);
}

.page-contact .pc-dir-more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--violet);
}

.page-contact .pc-exclude {
  margin-top: var(--gap);
  padding: 18px 20px 20px;
  border: 2px solid var(--danger);
  border-left-width: 6px;
  background: rgba(255, 95, 126, .06);
}

.page-contact .pc-exclude-title {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--danger);
}

.page-contact .pc-exclude-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .pc-exclude-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .pc-exclude-list li::before {
  content: "×";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--mono);
  color: var(--danger);
}

/* ---------- 02 流程 ---------- */
.page-contact .pc-flow-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 26px);
}

.page-contact .pc-step {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .pc-node {
  position: relative;
  z-index: 1;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--violet);
  background: var(--ink);
  border: 2px solid var(--violet);
}

.page-contact .pc-step-body {
  padding: 16px 16px 18px;
  border: 2px solid var(--line);
  background: var(--card);
}

.page-contact .pc-step--active .pc-step-body {
  border-color: var(--violet);
  box-shadow: 6px 6px 0 rgba(123, 91, 255, .26);
}

.page-contact .pc-step-body h3 {
  font-family: var(--sans);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--text);
}

.page-contact .pc-step-body p {
  margin-top: 9px;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

.page-contact .pc-step-body .pc-step-meta {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--pc-hair);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-contact .pc-figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 10px;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--pc-hair);
}

.page-contact .pc-figure figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.72;
  letter-spacing: .02em;
  color: var(--muted);
}

/* ---------- 03 支持边界 ---------- */
.page-contact .pc-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .pc-support-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--line);
}

.page-contact .pc-support-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-support-key {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-contact .pc-support-list p {
  margin-top: 9px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .pc-mini {
  padding: 16px 18px;
  border: 2px solid var(--line);
  border-left-width: 5px;
  border-left-color: var(--cyan);
  background: var(--card);
}

.page-contact .pc-mini + .pc-mini {
  margin-top: 12px;
}

.page-contact .pc-mini--violet {
  border-left-color: var(--violet);
}

.page-contact .pc-mini-title {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--text);
}

.page-contact .pc-mini p:not(.pc-mini-title) {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 04 材料清单 ---------- */
.page-contact .pc-mat-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 36px);
}

.page-contact .pc-mat-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-mat-item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-mat-item:first-child {
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-mat-box {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 2px solid var(--cyan);
  background: rgba(23, 224, 176, .08);
}

.page-contact .pc-mat-box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 6px;
  height: 10px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(42deg);
}

.page-contact .pc-mat-item h3 {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--text);
}

.page-contact .pc-mat-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

.page-contact .pc-figure--side {
  margin-top: 0;
}

/* ---------- 05 事务归属 ---------- */
.page-contact .pc-table-wrap {
  overflow-x: auto;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-contact .pc-route-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-contact .pc-route-table th,
.page-contact .pc-route-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-route-table thead th {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: .1em;
  background: var(--card);
  border-bottom: 2px solid var(--line);
}

.page-contact .pc-th-row {
  color: var(--muted);
  border-top: 3px solid var(--line);
}

.page-contact .pc-th-self {
  color: var(--muted);
  border-top: 3px solid var(--muted);
}

.page-contact .pc-th-doc {
  color: var(--cyan);
  border-top: 3px solid var(--cyan);
}

.page-contact .pc-th-mail {
  color: var(--amber);
  border-top: 3px solid var(--amber);
}

.page-contact .pc-route-table tbody th {
  width: 22%;
  font-family: var(--sans);
  font-weight: 700;
  color: var(--text);
  background: rgba(11, 18, 32, .62);
  border-right: 1px solid var(--pc-hair);
}

.page-contact .pc-route-table td {
  color: var(--muted);
  line-height: 1.72;
}

.page-contact .pc-route-table tbody tr:last-child th,
.page-contact .pc-route-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 06 响应时段 ---------- */
.page-contact .pc-hours-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--line);
}

.page-contact .pc-hours-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-hours-key {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-contact .pc-hours-list p {
  max-width: 70ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 延伸入口 ---------- */
.page-contact .pc-next {
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(123, 91, 255, .14) 0%, transparent 62%),
    var(--ink);
  border-top: 2px solid var(--line);
}

.page-contact .pc-next-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-contact .pc-next-lead h2 {
  margin-top: 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.34;
  color: var(--text);
}

.page-contact .pc-next-lead p {
  margin-top: 12px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .pc-next-cta {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 22px;
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--on-accent);
  background: var(--cyan);
  border: 2px solid var(--cyan);
  box-shadow: var(--hard);
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease;
}

.page-contact .pc-next-cta:hover,
.page-contact .pc-next-cta:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 8px 8px 0 rgba(23, 224, 176, .3);
}

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

.page-contact .pc-next-links a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 2px solid var(--line);
  background: var(--card);
  color: var(--text);
  text-decoration: none;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}

.page-contact .pc-next-links a:hover,
.page-contact .pc-next-links a:focus-visible {
  transform: translateX(4px);
  border-color: var(--cyan);
  background: rgba(23, 224, 176, .07);
}

.page-contact .pc-next-name {
  display: block;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-contact .pc-next-desc {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.68;
  color: var(--muted);
}

.page-contact .pc-next-arrow {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (max-width: 759px) {
  .page-contact .pc-dir-more {
    max-height: none;
    opacity: 1;
    margin-top: 14px;
  }
}

@media (hover: none) {
  .page-contact .pc-dir-more {
    max-height: none;
    opacity: 1;
    margin-top: 14px;
  }

  .page-contact .pc-dir:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--line);
  }
}

@media (min-width: 760px) {
  .page-contact .pc-dirs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .pc-hours-list li {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .pc-next-inner {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-flow-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    position: relative;
    padding-top: 0;
  }

  .page-contact .pc-flow-track::before {
    content: "";
    position: absolute;
    top: 17px;
    left: 18px;
    right: 18px;
    height: 2px;
    background: linear-gradient(90deg, var(--violet) 0%, rgba(123, 91, 255, .38) 48%, rgba(42, 53, 80, .75) 100%);
  }

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

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, .7fr);
    align-items: start;
  }
}