.page-contact {
  --pc-gap: clamp(16px, 2.2vw, 26px);
  --pc-line: rgba(200, 255, 61, 0.16);
  --pc-card-a: rgba(18, 53, 42, 0.94);
  --pc-card-b: rgba(11, 31, 23, 0.94);
  background: var(--green-night);
  color: var(--cream);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-contact .pc-crumb {
  padding: 18px 0 4px;
  background: var(--green-stand);
}

.page-contact .breadcrumb {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--grey-green);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-contact .breadcrumb a {
  color: var(--grey-green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--cream);
}

.page-contact .pc-crumb-sep {
  color: rgba(126, 143, 134, 0.6);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: clamp(30px, 5vw, 62px) 0 clamp(34px, 5.4vw, 66px);
  background:
    radial-gradient(110% 120% at 88% -10%, rgba(200, 255, 61, 0.12), transparent 62%),
    linear-gradient(180deg, var(--green-stand) 0%, var(--green-night) 100%);
  border-bottom: 1px solid var(--pc-line);
  overflow: hidden;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(243, 235, 221, 0.026) 0 1px, transparent 1px 96px);
}

.page-contact .pc-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

.page-contact .pc-hero h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(29px, 5.4vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.012em;
  color: var(--white);
  margin: 14px 0 18px;
  max-width: 20ch;
}

.page-contact .pc-hero .lede {
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: rgba(243, 235, 221, 0.84);
  margin: 0;
}

.page-contact .pc-hero-side {
  position: relative;
  padding: 20px 22px 18px;
  background: linear-gradient(160deg, rgba(18, 53, 42, 0.9), rgba(7, 19, 14, 0.9));
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  box-shadow: 0 24px 50px -40px rgba(0, 0, 0, 0.95);
  align-self: start;
}

.page-contact .pc-pulse {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red-timer);
  box-shadow: 0 0 0 0 rgba(255, 75, 62, 0.6);
  animation: pc-pulse 2.4s ease-out infinite;
}

@keyframes pc-pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 75, 62, 0.55); }
  70% { box-shadow: 0 0 0 12px rgba(255, 75, 62, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 75, 62, 0); }
}

.page-contact .pc-hero-side-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grey-green);
  margin: 0 0 6px;
}

.page-contact .pc-hero-side-num {
  font-family: var(--display);
  font-size: clamp(48px, 8vw, 76px);
  line-height: 0.9;
  color: var(--lime);
  margin: 0 0 6px;
  letter-spacing: -0.03em;
}

.page-contact .pc-hero-side-num span {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--cream);
  margin-left: 6px;
}

.page-contact .pc-hero-side-note {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(243, 235, 221, 0.68);
  margin: 0;
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-section {
  padding: clamp(44px, 6.4vw, 84px) 0;
}

.page-contact .pc-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-contact .pc-head .section-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(23px, 3.3vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 12px 0 14px;
}

.page-contact .pc-sub {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.76);
  margin: 0;
}

/* ---------- 通道卡 ---------- */
.page-contact .pc-ch-grid {
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: 1fr;
}

.page-contact .pc-ch-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 30px);
  background: linear-gradient(160deg, var(--pc-card-a), var(--pc-card-b));
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  box-shadow: inset 0 1px 0 rgba(243, 235, 221, 0.05), 0 22px 46px -40px rgba(0, 0, 0, 0.95);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .pc-ch-card:hover {
  border-color: rgba(200, 255, 61, 0.4);
  transform: translateY(-2px);
}

.page-contact .pc-ch-card--mail {
  border-color: rgba(200, 255, 61, 0.34);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(200, 255, 61, 0.09), transparent 58%),
    linear-gradient(160deg, var(--pc-card-a), var(--pc-card-b));
}

.page-contact .pc-ch-top {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-contact .pc-chip-gold {
  border-color: var(--line-gold);
  color: var(--gold);
}

.page-contact .pc-ch-title {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin: 0;
  letter-spacing: 0.01em;
}

.page-contact .pc-ch-value {
  font-family: var(--mono);
  font-size: clamp(15px, 2.1vw, 22px);
  line-height: 1.4;
  word-break: break-word;
  color: var(--lime);
  margin: 0;
  padding: 12px 14px;
  border-left: 2px solid rgba(200, 255, 61, 0.5);
  background: rgba(7, 19, 14, 0.55);
  border-radius: var(--radius);
  user-select: all;
}

.page-contact .pc-ch-value--sm {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--cream);
  border-left-color: rgba(184, 135, 59, 0.6);
  line-height: 1.6;
}

.page-contact .pc-ch-uses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .pc-ch-uses li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 235, 221, 0.78);
}

.page-contact .pc-ch-uses li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--lime);
}

.page-contact .pc-ch-hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey-green);
  margin: auto 0 0;
}

.page-contact .pc-ch-fig {
  margin: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(140deg, var(--green-turf), var(--green-stand));
}

.page-contact .pc-ch-fig img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  opacity: 0.9;
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-sla {
  background: linear-gradient(180deg, var(--green-night), var(--green-stand) 60%, var(--green-night));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-sla-band {
  display: grid;
  gap: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  background: rgba(7, 19, 14, 0.5);
  overflow: hidden;
}

.page-contact .pc-sla-item {
  padding: clamp(20px, 2.6vw, 30px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-sla-item:last-child {
  border-bottom: 0;
}

.page-contact .pc-sla-num {
  font-family: var(--display);
  font-size: clamp(40px, 6.4vw, 64px);
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--lime);
  margin: 0 0 10px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-contact .pc-sla-num span {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: rgba(243, 235, 221, 0.72);
}

.page-contact .pc-sla-txt {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.76);
  margin: 0;
  max-width: 40ch;
}

.page-contact .pc-sla-foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding-left: 14px;
  border-left: 2px solid rgba(255, 75, 62, 0.55);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.72);
  max-width: 68ch;
}

/* ---------- 合作方向 ---------- */
.page-contact .pc-partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-partner-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: clamp(18px, 2.4vw, 26px) 6px;
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.3s var(--ease);
}

.page-contact .pc-partner-list li:hover {
  background: rgba(18, 53, 42, 0.42);
}

.page-contact .pc-partner-no {
  font-family: var(--display);
  font-size: 20px;
  line-height: 1.4;
  color: var(--gold);
  letter-spacing: 0.03em;
}

.page-contact .pc-partner-body h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 8px;
  letter-spacing: 0.01em;
}

.page-contact .pc-partner-body p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.76);
  margin: 0;
  max-width: 68ch;
}

/* ---------- 地址与备案 ---------- */
.page-contact .pc-visit {
  padding-top: clamp(10px, 2vw, 20px);
}

.page-contact .pc-paper {
  background: var(--cream);
  color: var(--ink);
  border: 1px solid rgba(26, 20, 16, 0.14);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 48px);
  box-shadow: 0 30px 60px -50px rgba(0, 0, 0, 0.9);
}

.page-contact .pc-visit-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .pc-eyebrow-ink {
  color: var(--gold);
}

.page-contact .pc-visit-title {
  font-family: var(--serif);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 10px 0 14px;
}

.page-contact .pc-visit-lede {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(26, 20, 16, 0.78);
  margin: 0 0 22px;
  max-width: 48ch;
}

.page-contact .pc-fact-list {
  margin: 0;
  border-top: 1px solid rgba(26, 20, 16, 0.18);
}

.page-contact .pc-fact-row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(26, 20, 16, 0.12);
}

.page-contact .pc-fact-row dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(26, 20, 16, 0.55);
}

.page-contact .pc-fact-row dd {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
  word-break: break-word;
  user-select: all;
}

.page-contact .pc-visit-fig {
  margin: 0;
}

.page-contact .pc-visit-fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(26, 20, 16, 0.16);
  object-fit: cover;
}

.page-contact .pc-visit-fig .media-frame__cap {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: rgba(26, 20, 16, 0.58);
  margin-top: 10px;
}

/* ---------- 来信写法 ---------- */
.page-contact .pc-tip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .pc-tip-list li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 20px 18px;
  background: rgba(18, 53, 42, 0.5);
  border: 1px solid var(--line-soft);
  border-left: 2px solid rgba(200, 255, 61, 0.42);
  border-radius: var(--radius);
}

.page-contact .pc-tip-no {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime);
  padding-top: 2px;
}

.page-contact .pc-tip-list p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.78);
  margin: 0;
}

.page-contact .pc-tip-list strong {
  color: var(--white);
  font-weight: 600;
}

.page-contact .pc-tips-foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.72);
  max-width: 70ch;
}

.page-contact .pc-tips-foot a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 61, 0.45);
  padding-bottom: 1px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .pc-tips-foot a:hover,
.page-contact .pc-tips-foot a:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- 后续入口 ---------- */
.page-contact .pc-next {
  padding: clamp(26px, 3.6vw, 44px) 0 clamp(34px, 5vw, 60px);
  background: var(--green-stand);
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-next-inner {
  display: grid;
  gap: 18px;
}

.page-contact .pc-next-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey-green);
  margin: 0;
}

.page-contact .pc-next-links {
  display: grid;
  gap: 12px;
}

.page-contact .pc-next-links a {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(18, 53, 42, 0.4);
  color: rgba(243, 235, 221, 0.8);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .pc-next-links a span {
  display: block;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.page-contact .pc-next-links a:hover,
.page-contact .pc-next-links a:focus-visible {
  border-color: rgba(200, 255, 61, 0.45);
  background: rgba(18, 53, 42, 0.72);
  transform: translateY(-2px);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-hero-inner {
    grid-template-columns: minmax(0, 1.7fr) minmax(230px, 0.9fr);
  }

  .page-contact .pc-ch-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-contact .pc-ch-card--mail {
    grid-column: span 4;
  }

  .page-contact .pc-ch-fig {
    grid-column: span 2;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
  }

  .page-contact .pc-ch-fig img {
    flex: 1;
  }

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

  .page-contact .pc-sla-item {
    border-bottom: 0;
    border-right: 1px solid var(--line-soft);
  }

  .page-contact .pc-sla-item:last-child {
    border-right: 0;
  }

  .page-contact .pc-fact-row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

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

  .page-contact .pc-next-inner {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr);
    align-items: center;
    gap: 26px;
  }

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

@media (min-width: 1000px) {
  .page-contact .pc-partner-list li {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 24px;
    padding: 26px 10px;
  }

  .page-contact .pc-partner-no {
    font-size: 24px;
  }

  .page-contact .pc-visit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-pulse {
    animation: none;
  }

  .page-contact .pc-ch-card,
  .page-contact .pc-next-links a,
  .page-contact .pc-partner-list li {
    transition: none;
  }

  .page-contact .pc-ch-card:hover,
  .page-contact .pc-next-links a:hover {
    transform: none;
  }
}