.page-contact {
  --pc-mono: var(--font-mono);
  --pc-wide: 60rem;
  position: relative;
  display: block;
  padding-bottom: clamp(3rem, 9vw, 7rem);
  color: var(--ink-star);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.85;
  background:
    radial-gradient(72% 42% at 84% -6%, rgba(139, 92, 246, 0.20), transparent 62%),
    radial-gradient(58% 32% at 4% 12%, rgba(34, 211, 238, 0.10), transparent 66%),
    var(--ink-void);
  overflow-x: clip;
}

/* ===== 轨道外框 ===== */
.page-contact .pc-frame {
  position: relative;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: clamp(1.5rem, 6vw, 4.5rem);
}

.page-contact .pc-frame::before,
.page-contact .pc-frame::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-image: repeating-linear-gradient(
    180deg,
    var(--line) 0 1px,
    transparent 1px 15px
  );
  pointer-events: none;
}

.page-contact .pc-frame::before { left: clamp(0.5rem, 2.4vw, 1.4rem); }
.page-contact .pc-frame::after { right: clamp(0.5rem, 2.4vw, 1.4rem); }

/* ===== 页首 ===== */
.page-contact .pc-masthead {
  padding-block: clamp(2.25rem, 7vw, 4.5rem) clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .breadcrumbs {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.08em;
  color: var(--ink-silver);
}

.page-contact h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-h1);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--ink-star);
}

.page-contact h2 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: var(--ink-star);
}

.page-contact h3 {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-contact .rail-index {
  margin: 0 0 0.9rem;
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.2em;
  color: var(--ink-silver);
}

.page-contact .pc-lede {
  max-width: 42ch;
  margin: 0;
  color: var(--ink-silver);
}

.page-contact .pc-panel__lede {
  max-width: 46ch;
  margin: 0 0 clamp(1.25rem, 3vw, 1.75rem);
  color: var(--ink-silver);
  font-size: 1rem;
}

/* 页首三条刻度要点 */
.page-contact .pc-quickbar {
  display: grid;
  gap: 0.75rem;
  margin: clamp(1.75rem, 5vw, 2.5rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-quickbar li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-quickbar__k {
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  color: var(--ink-silver);
  white-space: nowrap;
}

.page-contact .pc-quickbar__v {
  font-family: var(--pc-mono);
  font-size: 0.9375rem;
  color: var(--cyan);
}

/* ===== 章节面板 ===== */
.page-contact .pc-panel {
  position: relative;
  max-width: var(--pc-wide);
  padding-block: clamp(2.5rem, 7vw, 4.5rem);
}

.page-contact .pc-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(2.5rem, 10vw, 6rem);
  height: 1px;
  background: linear-gradient(90deg, var(--violet), rgba(139, 92, 246, 0));
  transition: background var(--ease);
}

.page-contact .pc-panel.is-inview::before {
  background: linear-gradient(90deg, var(--cyan), rgba(34, 211, 238, 0));
}

.page-contact .pc-panel--tail { padding-bottom: clamp(1rem, 4vw, 2rem); }

/* ===== 01 快速联系 ===== */
.page-contact .pc-lines {
  display: grid;
  gap: clamp(1.5rem, 5vw, 2.5rem);
}

.page-contact .pc-line {
  display: grid;
  gap: 0.55rem;
  margin: 0;
}

.page-contact .pc-line__key {
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.22em;
  color: var(--ink-silver);
}

.page-contact .pc-line__val {
  display: inline-block;
  max-width: 100%;
  padding-bottom: 0.28em;
  font-family: var(--pc-mono);
  font-weight: 700;
  font-size: clamp(1.15rem, 5vw, 2.3rem);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--ink-star);
  border-bottom: 2px solid var(--violet);
  overflow-wrap: anywhere;
}

.page-contact .pc-hours {
  margin: clamp(1.75rem, 5vw, 2.5rem) 0 0;
  padding-left: 0.9rem;
  border-left: 1px solid var(--cyan);
  color: var(--ink-silver);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ===== 02 地址与到达方式 ===== */
.page-contact .pc-address {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2rem);
}

.page-contact .pc-address__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  aspect-ratio: 2 / 1;
  background: var(--ink-orbit);
}

.page-contact .pc-address__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.page-contact .pc-address__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 10, 23, 0.1), rgba(6, 10, 23, 0.86));
  pointer-events: none;
}

.page-contact .pc-address__media figcaption {
  position: absolute;
  left: 0.9rem;
  bottom: 0.7rem;
  z-index: 1;
  font-family: var(--pc-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ink-silver);
}

.page-contact .pc-address__body {
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.page-contact .pc-address__label {
  margin: 0;
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.2em;
  color: var(--ink-silver);
}

.page-contact .pc-address__text {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.05rem, 3.4vw, 1.5rem);
  line-height: 1.55;
  color: var(--ink-star);
}

.page-contact .pc-dial {
  width: clamp(8rem, 30vw, 10.5rem);
  height: auto;
  margin-top: 0.5rem;
}

.page-contact .pc-dial__ring {
  fill: none;
  stroke: var(--line);
  stroke-width: 1;
}

.page-contact .pc-dial__ring--inner { stroke: rgba(139, 92, 246, 0.45); }
.page-contact .pc-dial__tick { stroke: var(--ink-silver); stroke-width: 1; }
.page-contact .pc-dial__needle { stroke: var(--cyan); stroke-width: 2; }
.page-contact .pc-dial__core { fill: var(--amber); }

.page-contact .pc-dial__cap {
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  color: var(--ink-silver);
}

/* ===== 通用列表 ===== */
.page-contact .pc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--ink-silver);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.5rem;
  height: 1px;
  background: var(--violet);
}

.page-contact .pc-list--split li::before { background: var(--pink); width: 0.75rem; }

/* ===== 03 咨询分类 ===== */
.page-contact .pc-lanes__media {
  position: relative;
  margin: 0 0 clamp(1.5rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-orbit);
}

.page-contact .pc-lanes__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.66;
}

.page-contact .pc-lanes__media figcaption {
  position: absolute;
  left: 1rem;
  bottom: 0.7rem;
  font-family: var(--pc-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ink-star);
}

.page-contact .pc-lanes {
  display: grid;
  gap: clamp(1rem, 3vw, 1.5rem);
}

.page-contact .pc-lane {
  position: relative;
  padding: clamp(1.25rem, 4vw, 1.9rem);
  border: 1px solid var(--line);
  border-left-width: 2px;
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(13, 20, 43, 0.92), rgba(6, 10, 23, 0.6));
  overflow: hidden;
}

.page-contact .pc-lane::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform var(--ease);
}

.page-contact .pc-lane:hover::after,
.page-contact .pc-lane:focus-within::after { transform: scaleX(1); }

.page-contact .pc-lane--violet { border-left-color: var(--violet); }
.page-contact .pc-lane--violet::after { background: var(--violet); }
.page-contact .pc-lane--pink { border-left-color: var(--pink); }
.page-contact .pc-lane--pink::after { background: var(--pink); }
.page-contact .pc-lane--cyan { border-left-color: var(--cyan); }
.page-contact .pc-lane--cyan::after { background: var(--cyan); }

.page-contact .pc-lane__title {
  margin: 0 0 0.6rem;
  font-size: 1.125rem;
  line-height: 1.4;
}

.page-contact .pc-lane__desc {
  margin: 0;
  color: var(--ink-silver);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-contact .pc-lane__fold {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.page-contact .pc-lane__fold summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .pc-lane__fold summary::-webkit-details-marker { display: none; }

.page-contact .pc-lane__fold summary::after {
  content: " +";
  color: var(--ink-silver);
}

.page-contact .pc-lane__fold[open] summary::after { content: " −"; }

.page-contact .pc-lane__fold .fold__body { padding-top: 0.75rem; }

/* ===== 04 答复时间 ===== */
.page-contact .pc-timing {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-timing > div {
  display: grid;
  gap: 0.3rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-timing dt {
  font-family: var(--pc-mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  color: var(--ink-silver);
}

.page-contact .pc-timing dd {
  margin: 0;
  color: var(--ink-star);
  font-size: 1rem;
  line-height: 1.75;
}

/* ===== 05 合作洽谈 ===== */
.page-contact .pc-coop-note {
  margin: clamp(1.25rem, 4vw, 1.75rem) 0 0;
  padding: clamp(1rem, 3vw, 1.35rem) clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--line);
  border-left: 2px solid var(--pink);
  border-radius: var(--radius);
  background: rgba(244, 114, 182, 0.05);
  color: var(--ink-silver);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ===== 尾段行动区 ===== */
.page-contact .pc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-contact .pc-quickbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-contact .pc-quickbar li {
    display: grid;
    gap: 0.35rem;
    padding-bottom: 0.75rem;
  }
}

@media (min-width: 860px) {
  .page-contact .pc-address {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .pc-address__media { aspect-ratio: 4 / 5; }

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

  .page-contact .pc-lanes__media { aspect-ratio: 5 / 2; }
  .page-contact .pc-lanes__media img { height: 100%; }

  .page-contact .pc-timing > div {
    grid-template-columns: 13rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.5rem;
  }

  .page-contact .pc-actions { flex-direction: row; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-lane::after,
  .page-contact .pc-panel::before {
    transition: none;
  }
}