.page-contact {
  --pc-cut: 22px;
  --pc-panel: rgba(46, 74, 60, .34);
  --pc-panel-deep: rgba(6, 20, 16, .58);

  position: relative;
  background:
    radial-gradient(90% 55% at 94% -8%, rgba(0, 229, 255, .10), transparent 62%),
    radial-gradient(75% 55% at -10% 38%, rgba(255, 107, 26, .07), transparent 62%),
    var(--ink);
  color: var(--text);
  overflow-x: clip;
  padding-block-end: clamp(24px, 4vw, 56px);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumbs {
  padding-block: clamp(14px, 2.4vw, 26px) 0;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(20px, 3.6vw, 44px) clamp(34px, 5.5vw, 70px);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan) 32%, var(--orange) 68%, transparent);
  opacity: .55;
}

.page-contact .pc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan);
}

.page-contact .pc-kicker::before {
  content: "";
  flex: none;
  width: 26px;
  height: 2px;
  background: var(--orange);
}

.page-contact .pc-hero__title {
  margin: clamp(12px, 2vw, 20px) 0 0;
  max-width: 15em;
  font-size: clamp(31px, 5.6vw, 66px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--cream);
  text-wrap: balance;
}

.page-contact .pc-hero__lede {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 46em;
  font-size: clamp(16px, 1.15vw, 17px);
  line-height: 1.85;
  letter-spacing: .02em;
  color: var(--text-soft);
}

/* ---------- 联络面板 ---------- */
.page-contact .pc-console {
  margin-top: clamp(28px, 4.5vw, 54px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 30px);
}

.page-contact .pc-console__side,
.page-contact .pc-console__main {
  padding: clamp(20px, 2.6vw, 34px);
  position: relative;
}

.page-contact .pc-console__side {
  background: linear-gradient(158deg, rgba(46, 74, 60, .56), var(--pc-panel-deep));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}

.page-contact .pc-console__main {
  background: rgba(6, 20, 16, .46);
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--r-lg);
}

.page-contact .pc-console__title {
  margin: 0;
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-contact .pc-console__note {
  margin: clamp(14px, 2vw, 18px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--text-dim);
  border-top: 1px dashed var(--line);
  padding-top: clamp(12px, 1.6vw, 16px);
}

/* 渠道列表 */
.page-contact .pc-channels {
  list-style: none;
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .pc-channel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 6px 14px;
  padding: 14px 16px;
  background: rgba(6, 20, 16, .74);
  transition: background var(--dur) var(--ease);
}

.page-contact .pc-channel:hover {
  background: rgba(46, 74, 60, .62);
}

.page-contact .pc-channel__no {
  grid-row: 1 / span 2;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .pc-channel__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.page-contact .pc-channel__key {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--text-dim);
}

.page-contact .pc-channel__val {
  font-size: 15px;
  line-height: 1.55;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__flag {
  grid-column: 2;
  justify-self: start;
  padding: 2px 9px;
  border-radius: var(--r-pill);
  background: rgba(0, 229, 255, .1);
  border: 1px solid var(--line-cyan);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--cyan);
}

/* 加急要素清单 */
.page-contact .pc-rush {
  list-style: none;
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-contact .pc-rush__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 4px;
  padding-bottom: clamp(12px, 1.6vw, 18px);
  border-bottom: 1px dashed var(--line);
}

.page-contact .pc-rush__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-rush__no {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 229, 255, .12);
  border: 1px solid var(--line-cyan);
  color: var(--cyan);
  font-size: 12px;
}

.page-contact .pc-rush__head {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-contact .pc-rush__text {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--text-soft);
}

/* 首屏主图 */
.page-contact .pc-hero__visual {
  margin: clamp(28px, 4.5vw, 54px) 0 0;
  position: relative;
}

.page-contact .pc-hero__visual img {
  display: block;
  width: 100%;
  height: clamp(220px, 34vw, 430px);
  object-fit: cover;
  max-width: 100%;
  border-radius: var(--r-lg);
}

.page-contact .pc-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--r-lg);
  background:
    linear-gradient(118deg, rgba(0, 229, 255, .18), transparent 44%, rgba(255, 107, 26, .2)),
    repeating-linear-gradient(0deg, rgba(6, 20, 16, .12) 0 1px, transparent 1px 4px);
  pointer-events: none;
}

.page-contact .pc-hero__caption {
  margin: 12px 0 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--text-dim);
}

.page-contact .pc-hero__caption::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 4px rgba(245, 211, 0, .14);
}

/* ---------- 通用分区 ---------- */
.page-contact .pc-section {
  position: relative;
  padding-block: clamp(42px, 6.5vw, 92px);
}

.page-contact .pc-section::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
}

/* 分区抬头 */
.page-contact .pc-head {
  display: grid;
  gap: 10px;
}

.page-contact .pc-head__tag {
  color: var(--stone);
}

.page-contact .pc-head__title {
  margin: 0;
  font-size: clamp(23px, 3.3vw, 33px);
  font-weight: 700;
  line-height: 1.26;
  letter-spacing: -0.005em;
  color: var(--cream);
}

.page-contact .pc-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--text-dim);
}

/* ---------- 问题分类 ---------- */
.page-contact .pc-routes__grid {
  margin-top: clamp(24px, 3.4vw, 44px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.9vw, 22px);
}

.page-contact .pc-route {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  background: linear-gradient(178deg, rgba(46, 74, 60, .44), rgba(6, 20, 16, .74));
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .pc-route:nth-child(2) { border-top-color: var(--orange); }
.page-contact .pc-route:nth-child(3) { border-top-color: var(--yellow); }
.page-contact .pc-route:nth-child(4) { border-top-color: var(--clay); }

.page-contact .pc-route:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px -26px rgba(0, 229, 255, .5);
}

.page-contact .pc-route::after {
  position: absolute;
  right: 12px;
  bottom: -16px;
  font-family: var(--font-mono);
  font-size: 76px;
  line-height: 1;
  color: rgba(242, 239, 230, .05);
  pointer-events: none;
}

.page-contact .pc-route:nth-child(1)::after { content: "01"; }
.page-contact .pc-route:nth-child(2)::after { content: "02"; }
.page-contact .pc-route:nth-child(3)::after { content: "03"; }
.page-contact .pc-route:nth-child(4)::after { content: "04"; }

.page-contact .pc-route__no {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--stone);
}

.page-contact .pc-route__head {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-contact .pc-route__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  letter-spacing: .02em;
  color: var(--text-soft);
}

.page-contact .pc-route__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-route__text a:hover,
.page-contact .pc-route__text a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--line-warm);
}

.page-contact .pc-route__meta {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-cadence__grid {
  margin-top: clamp(24px, 3.4vw, 44px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.9vw, 22px);
}

.page-contact .pc-cadence__item {
  padding: clamp(18px, 2.2vw, 26px);
  border-radius: var(--r-md);
  background: rgba(6, 20, 16, .5);
  border-left: 2px solid var(--line-cyan);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .pc-cadence__item:nth-child(2) {
  border-left-color: var(--line-warm);
  background: rgba(255, 107, 26, .05);
}

.page-contact .pc-cadence__item:nth-child(3) {
  border-left-color: rgba(245, 211, 0, .42);
}

.page-contact .pc-cadence__label {
  margin: 0;
  color: var(--text-dim);
}

.page-contact .pc-cadence__stat {
  margin: 0;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-cadence__item:nth-child(2) .pc-cadence__stat { color: var(--orange); }
.page-contact .pc-cadence__item:nth-child(3) .pc-cadence__stat { color: var(--yellow); }

.page-contact .pc-cadence__unit {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--text-dim);
}

.page-contact .pc-cadence__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  letter-spacing: .02em;
  color: var(--text-soft);
}

/* ---------- 处理链路 ---------- */
.page-contact .pc-flow {
  list-style: none;
  margin: clamp(28px, 4vw, 52px) 0 0;
  padding: 0;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 30px);
}

.page-contact .pc-flow__node {
  position: relative;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .pc-flow__dot {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: var(--night);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .06em;
  box-shadow: 0 0 0 6px rgba(0, 229, 255, .07);
}

.page-contact .pc-flow__head {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-contact .pc-flow__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--text-soft);
}

.page-contact .pc-flow__state {
  margin: 4px 0 0;
  padding: 9px 12px;
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(255, 107, 26, .07);
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-soft);
}

.page-contact .pc-flow__state-key {
  display: block;
  margin-bottom: 2px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--orange);
}

/* ---------- 收束 ---------- */
.page-contact .pc-closing {
  position: relative;
  padding-top: clamp(40px, 6vw, 84px);
}

.page-contact .pc-closing::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-cyan) 30%, var(--line-warm) 70%, transparent);
}

.page-contact .pc-closing__head {
  max-width: 62ch;
}

.page-contact .pc-closing__title {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--cream);
}

.page-contact .pc-closing__text {
  margin: clamp(12px, 1.8vw, 18px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .02em;
  color: var(--text-soft);
}

.page-contact .pc-closing__acts {
  margin-top: clamp(20px, 2.8vw, 30px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .pc-closing__visual {
  margin: clamp(34px, 5vw, 66px) 0 0;
}

.page-contact .pc-closing__visual img {
  display: block;
  width: 100%;
  height: clamp(200px, 30vw, 400px);
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .pc-head {
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: clamp(16px, 2.4vw, 28px);
    row-gap: 8px;
  }

  .page-contact .pc-head__tag {
    grid-row: 1 / span 2;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-console {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .pc-head__note {
    text-align: right;
  }
}

@media (min-width: 1080px) {
  .page-contact .pc-routes__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .pc-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: clamp(18px, 2.4vw, 30px);
  }

  .page-contact .pc-flow::before {
    content: "";
    position: absolute;
    top: 18px;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, rgba(0, 229, 255, .7), rgba(0, 229, 255, .3) 42%, rgba(255, 107, 26, .6));
    z-index: 0;
  }

  .page-contact .pc-flow__node {
    z-index: 1;
  }
}

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

  .page-contact .pc-route:hover {
    transform: none;
  }
}