.page-contact {
  --pc-paper-line: rgba(18, 33, 27, 0.16);
  --pc-paper-soft: rgba(18, 33, 27, 0.06);
  --pc-body-soft: rgba(233, 237, 233, 0.8);
  display: block;
  background-color: var(--ink-900);
  color: var(--text-primary);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 46px);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.page-contact .breadcrumbs__item a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .breadcrumbs__item a:hover {
  color: var(--gold-300);
  border-bottom-color: var(--gold-300);
}
.page-contact .breadcrumbs__sep {
  color: var(--grid-line);
}
.page-contact .breadcrumbs__item[aria-current="page"] {
  color: var(--gold-500);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5.5vw, 72px) 0 clamp(30px, 5vw, 60px);
  border-bottom: 1px solid var(--grid-line);
  background:
    radial-gradient(120% 92% at 8% 0%, rgba(200, 162, 80, 0.16), transparent 62%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 140px;
  background-image: repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 64px);
  opacity: 0.55;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000);
  mask-image: linear-gradient(180deg, transparent, #000);
  pointer-events: none;
}
.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-500);
}
.page-contact .contact-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--gold-500);
}
.page-contact .contact-hero__lede {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.85;
  color: var(--pc-body-soft);
}
.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(18px, 3vw, 42px);
  margin: clamp(22px, 3.4vw, 38px) 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--grid-line);
  font-size: 13px;
  color: var(--text-muted);
}
.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-contact .contact-hero__facts .mono {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--gold-500);
}

/* ---------- 章节节奏 ---------- */
.page-contact .contact-band {
  padding: clamp(38px, 6vw, 86px) 0;
  border-bottom: 1px solid var(--grid-line);
}
.page-contact .contact-band:last-of-type {
  border-bottom: 0;
}
.page-contact .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px var(--gap);
  align-items: baseline;
  margin-bottom: clamp(22px, 3vw, 38px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--grid-line);
}
.page-contact .section-head__num {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--signal-orange);
}
.page-contact .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.page-contact .section-head__note {
  grid-column: 1 / -1;
  margin: 0;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- 三通道分屏 ---------- */
.page-contact .contact-split {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}
.page-contact .contact-channels {
  display: grid;
  gap: 16px;
}
.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--grid-line);
  border-left: 2px solid var(--gold-500);
  background: linear-gradient(155deg, var(--ink-800) 0%, var(--ink-900) 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .channel-card--phone {
  padding-bottom: clamp(22px, 3vw, 32px);
}
.page-contact .channel-card--rule {
  border-left-color: var(--signal-orange);
  background: linear-gradient(155deg, var(--ink-700) 0%, var(--ink-900) 100%);
}
.page-contact .channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold-500);
}
.page-contact .channel-card__num {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--signal-orange);
}
.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.1vw, 22px);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--gold-500);
  overflow-wrap: anywhere;
}
.page-contact .channel-card--phone .channel-card__value {
  letter-spacing: 0.08em;
}
.page-contact .channel-card--rule .channel-card__value {
  font-family: var(--font-body);
  font-size: clamp(14px, 1.7vw, 16px);
  line-height: 1.7;
  color: var(--gold-300);
}
.page-contact .channel-card__desc {
  margin: 0;
  max-width: 42ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 复制按钮 ---------- */
.page-contact .copy-btn {
  align-self: flex-start;
  margin-top: 4px;
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold-300);
  background: transparent;
  border: 1px solid var(--grid-line);
  border-radius: 0;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-contact .copy-btn:hover {
  color: var(--gold-500);
  border-color: var(--gold-500);
  background: rgba(200, 162, 80, 0.08);
}
.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--teal-400);
  outline-offset: 2px;
}
.page-contact .copy-btn[data-copied="true"] {
  color: var(--teal-400);
  border-color: var(--teal-400);
  background: rgba(55, 194, 168, 0.12);
}
.page-contact .copy-btn[data-copied="true"]::after {
  content: " ✓";
}

/* ---------- 侧栏 ---------- */
.page-contact .contact-split__aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.page-contact .pc-shot {
  margin: 0;
  border: 1px solid var(--grid-line);
  background: var(--ink-800);
}
.page-contact .pc-shot__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .pc-shot__cap {
  padding: 12px 14px;
  border-top: 1px solid var(--grid-line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-muted);
}
.page-contact .aside-note {
  padding: 18px;
  border: 1px solid var(--grid-line);
  background: var(--ink-800);
}
.page-contact .aside-note__no {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 8px;
  border: 1px solid var(--gold-500);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}
.page-contact .aside-note p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 回复节奏 ---------- */
.page-contact .pc-shot--wide {
  margin-bottom: clamp(22px, 3vw, 34px);
}
.page-contact .reply-grid {
  display: grid;
  gap: 14px;
}
.page-contact .reply-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px);
  border: 1px solid var(--grid-line);
  border-top: 2px solid var(--grid-line);
  background: var(--ink-800);
}
.page-contact .reply-card:first-child {
  border-top-color: var(--gold-500);
}
.page-contact .reply-card .badge {
  align-self: flex-start;
}
.page-contact .reply-card h3 {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(18px, 2.4vw, 26px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--text-primary);
}
.page-contact .reply-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 电话受理范围 ---------- */
.page-contact .accept-grid {
  display: grid;
  gap: 16px;
}
.page-contact .accept {
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--grid-line);
  background: var(--ink-800);
}
.page-contact .accept--yes {
  border-left: 3px solid var(--teal-400);
}
.page-contact .accept--no {
  border-left: 3px solid var(--signal-orange);
  background: linear-gradient(160deg, var(--ink-700) 0%, var(--ink-900) 100%);
}
.page-contact .accept__title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(16px, 1.9vw, 19px);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.page-contact .accept__title .mono {
  padding: 3px 8px;
  border: 1px solid currentColor;
  font-size: 11.5px;
  letter-spacing: 0.16em;
}
.page-contact .accept--yes .accept__title .mono {
  color: var(--teal-400);
}
.page-contact .accept--no .accept__title .mono {
  color: var(--signal-orange);
}
.page-contact .accept__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .accept__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-body-soft);
}
.page-contact .accept__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}
.page-contact .link-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid var(--grid-line);
  background: rgba(200, 162, 80, 0.06);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-muted);
}
.page-contact .link-strip > span {
  flex: 1 1 260px;
}

/* ---------- 反馈流程与模板 ---------- */
.page-contact .feedback-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 42px);
}
.page-contact .flow {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .flow__step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 26px;
}
.page-contact .flow__step:last-child {
  padding-bottom: 0;
}
.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 36px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--gold-500), var(--grid-line));
}
.page-contact .flow__step:last-child::before {
  display: none;
}
.page-contact .flow__node {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 44px;
  height: 34px;
  border: 1px solid var(--gold-500);
  background: var(--ink-900);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold-500);
}
.page-contact .flow__title {
  margin: 4px 0 5px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(15px, 1.8vw, 18px);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.page-contact .flow__desc {
  margin: 0;
  max-width: 40ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .tpl {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--grid-line);
  background: var(--paper);
  color: var(--text-on-paper);
}
.page-contact .tpl__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--pc-paper-line);
  background: var(--pc-paper-soft);
}
.page-contact .tpl__label {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(18, 33, 27, 0.56);
}
.page-contact .tpl__head .copy-btn {
  margin-top: 0;
  color: var(--text-on-paper);
  border-color: rgba(18, 33, 27, 0.28);
}
.page-contact .tpl__head .copy-btn:hover {
  color: var(--ink-900);
  border-color: var(--gold-500);
  background: var(--gold-500);
}
.page-contact .tpl__head .copy-btn[data-copied="true"] {
  color: #177a67;
  border-color: #177a67;
  background: rgba(23, 122, 103, 0.12);
}
.page-contact .tpl__body {
  margin: 0;
  padding: clamp(16px, 2.4vw, 22px);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.95;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--text-on-paper);
  background: var(--paper);
}
.page-contact .tpl__hint {
  margin: 0;
  padding: 12px 16px;
  border-top: 1px solid var(--pc-paper-line);
  background: var(--pc-paper-soft);
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(18, 33, 27, 0.66);
}

/* ---------- 站点信息 ---------- */
.page-contact .info-list {
  margin: 0;
  border-top: 1px solid var(--grid-line);
}
.page-contact .info-list__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--grid-line);
}
.page-contact .info-list__label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}
.page-contact .info-list__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-primary);
  overflow-wrap: anywhere;
}
.page-contact .info-list__value a {
  display: inline-block;
  margin-right: 16px;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(231, 206, 143, 0.32);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .info-list__value a:hover {
  color: var(--gold-500);
  border-bottom-color: var(--gold-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .reply-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .accept-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .info-list__row {
    grid-template-columns: 170px minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-contact .reply-grid {
    grid-template-columns: 1.35fr 1fr 1fr;
  }
}

@media (min-width: 980px) {
  .page-contact .feedback-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (max-width: 480px) {
  .page-contact .channel-card__value {
    font-size: 15px;
  }
  .page-contact .flow__step {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
  }
  .page-contact .flow__node {
    width: 36px;
    height: 30px;
  }
  .page-contact .flow__step::before {
    left: 17px;
    top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .copy-btn,
  .page-contact .info-list__value a,
  .page-contact .breadcrumbs__item a {
    transition: opacity var(--dur) var(--ease);
  }
  .page-contact .channel-card:hover {
    transform: none;
  }
}