.page-contact {
  --pc-card: rgba(23, 35, 63, .72);
  --pc-hair: rgba(168, 176, 189, .22);
  --pc-text: rgba(246, 235, 220, .78);
  --pc-dim: rgba(168, 176, 189, .92);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .container {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: 20px;
}

.page-contact .breadcrumbs {
  padding: 22px 0 4px;
  font-size: 13px;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumbs__link {
  color: var(--gray);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-contact .breadcrumbs__link:hover,
.page-contact .breadcrumbs__link:focus-visible {
  color: var(--cyan);
}

.page-contact .breadcrumbs__sep {
  color: rgba(168, 176, 189, .5);
}

.page-contact .breadcrumbs__current {
  color: var(--lamp);
}

/* ---------- 首屏：暖黄灯箱 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 16px 0 46px;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  left: -8%;
  width: min(720px, 108%);
  height: 440px;
  background: radial-gradient(closest-side, rgba(245, 184, 75, .17), rgba(245, 184, 75, 0) 72%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-contact .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--lamp);
}

.page-contact .contact-hero h1 {
  max-width: 15em;
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 56px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .lede {
  max-width: 34em;
  margin: 0 0 26px;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--pc-text);
}

.page-contact .contact-hero__quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .lamp-chip {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid rgba(245, 184, 75, .32);
  border-radius: var(--radius-sm);
  background: linear-gradient(158deg, rgba(245, 184, 75, .17), rgba(11, 18, 32, .62));
}

.page-contact .lamp-chip__no {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--lamp);
}

.page-contact .lamp-chip__label {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gray);
}

.page-contact .lamp-chip__value {
  font-family: var(--font-num);
  font-size: 16px;
  line-height: 1.55;
  color: var(--glow);
  word-break: break-word;
}

.page-contact .lamp-chip__value--text {
  font-family: var(--font-body);
  font-size: 15.5px;
}

.page-contact .lamp-chip__hint {
  font-size: 13px;
  line-height: 1.72;
  color: var(--pc-dim);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg, rgba(11, 18, 32, .7), rgba(11, 18, 32, .08) 58%, rgba(53, 214, 200, .1));
  pointer-events: none;
}

/* ---------- 主体：灯柱目录 + 内容 ---------- */
.page-contact .contact-body {
  padding: 4px 0 24px;
}

.page-contact .contact-body__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .lamp-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gray);
}

.page-contact .lamp-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
}

.page-contact .lamp-toc__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--pc-hair);
  border-radius: 999px;
  font-size: 14px;
  color: rgba(246, 235, 220, .84);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .22s var(--ease), color .22s var(--ease), background-color .22s var(--ease);
}

.page-contact .lamp-toc__link:hover,
.page-contact .lamp-toc__link:focus-visible {
  border-color: rgba(245, 184, 75, .6);
  color: var(--glow);
  background: rgba(245, 184, 75, .08);
}

.page-contact .lamp-toc__no {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lamp);
}

.page-contact .pc-section {
  padding: 32px 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-section:first-child {
  padding-top: 6px;
  border-top: none;
}

.page-contact .pc-section__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.page-contact .pc-section__no {
  padding-top: 9px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--lamp);
}

.page-contact .pc-section h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 33px);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .pc-section h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.45;
  color: var(--glow);
}

.page-contact .pc-section p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--pc-text);
}

.page-contact .pc-section p:last-child {
  margin-bottom: 0;
}

/* 联系方式卡片 */
.page-contact .channel-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 4px;
}

.page-contact .channel-card {
  display: grid;
  gap: 9px;
  padding: 22px 20px 20px;
  background: var(--pc-card);
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

.page-contact .channel-card:hover {
  border-color: rgba(245, 184, 75, .5);
  transform: translateY(-2px);
}

.page-contact .channel-card__label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gray);
}

.page-contact .channel-card__lamp {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lamp);
  box-shadow: 0 0 13px rgba(245, 184, 75, .8);
}

.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  color: var(--glow);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--lamp);
  word-break: break-word;
}

.page-contact .channel-card__value--text {
  font-family: var(--font-body);
  font-size: 15.5px;
}

.page-contact .channel-card__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--pc-dim);
}

/* 回复节奏 */
.page-contact .hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 8px;
}

.page-contact .hour-scale {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .hour-scale__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .hour-scale__item:last-child {
  border-bottom: none;
}

.page-contact .hour-scale__time {
  font-family: var(--font-num);
  font-size: 16px;
  letter-spacing: .06em;
  color: var(--lamp);
}

.page-contact .hour-scale__text {
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--pc-text);
}

.page-contact .hour-scale__label {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--glow);
}

.page-contact .lamp-graphic {
  width: 104px;
  max-width: 100%;
  height: auto;
  justify-self: start;
  align-self: center;
  opacity: .9;
}

/* 常见说明 */
.page-contact .help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .help-media {
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .help-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.92);
}

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

.page-contact .help-item a {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius-sm);
  background: rgba(11, 18, 32, .5);
  text-decoration: none;
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-contact .help-item a:hover,
.page-contact .help-item a:focus-visible {
  border-color: rgba(53, 214, 200, .65);
  background: rgba(53, 214, 200, .07);
}

.page-contact .help-item__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--glow);
}

.page-contact .help-item__desc {
  font-size: 13.5px;
  line-height: 1.76;
  color: var(--pc-dim);
}

/* 序号描述 */
.page-contact .serial-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-contact .serial-list__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(245, 184, 75, .11), rgba(11, 18, 32, 0));
}

.page-contact .serial-list__no {
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--lamp);
}

.page-contact .serial-list__name {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  align-items: baseline;
  font-size: 15px;
  color: var(--paper);
}

.page-contact .serial-list__desc {
  font-size: 13.5px;
  color: var(--pc-dim);
}

.page-contact .tip-block {
  padding: 20px 18px;
  border: 1px solid rgba(53, 214, 200, .3);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(53, 214, 200, .1), rgba(11, 18, 32, .55));
}

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

.page-contact .tip-list__item {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--pc-text);
}

.page-contact .tip-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53, 214, 200, .7);
}

/* 收束 */
.page-contact .contact-cta {
  padding: 20px 0 64px;
}

.page-contact .cta-panel {
  display: grid;
  gap: 14px;
  padding: 28px 22px;
  border: 1px solid rgba(245, 184, 75, .3);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(245, 184, 75, .16), rgba(23, 35, 63, .92) 62%);
}

.page-contact .cta-panel__eyebrow {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--lamp);
}

.page-contact .cta-panel h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 4.2vw, 30px);
  line-height: 1.32;
  color: var(--paper);
}

.page-contact .cta-panel p {
  margin: 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pc-text);
}

.page-contact .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-contact .btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 15px;
  text-decoration: none;
  transition: background-color .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
}

.page-contact .btn--lamp {
  background: var(--lamp);
  color: var(--text-dark);
}

.page-contact .btn--lamp:hover,
.page-contact .btn--lamp:focus-visible {
  background: var(--glow);
}

.page-contact .btn--ghost {
  border-color: rgba(168, 176, 189, .45);
  color: var(--paper);
}

.page-contact .btn--ghost:hover,
.page-contact .btn--ghost:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-hero__quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .lamp-chip--wide {
    grid-column: 1 / -1;
  }

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

  .page-contact .channel-card--wide {
    grid-column: 1 / -1;
  }

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

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 1fr) 120px;
    align-items: center;
  }

  .page-contact .lamp-graphic {
    justify-self: center;
  }
}

@media (min-width: 980px) {
  .page-contact .container {
    padding-inline: 28px;
  }

  .page-contact .contact-hero {
    padding: 24px 0 64px;
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 52px;
    align-items: center;
  }

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

  .page-contact .lamp-chip--wide {
    grid-column: 1 / -1;
  }

  .page-contact .contact-body__inner {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 56px;
  }

  .page-contact .lamp-toc {
    position: sticky;
    top: 118px;
    align-self: start;
  }

  .page-contact .lamp-toc__list {
    flex-direction: column;
    gap: 2px;
    padding: 4px 0;
    overflow: visible;
    border-left: 1px solid var(--pc-hair);
  }

  .page-contact .lamp-toc__link {
    border: none;
    border-radius: 0;
    padding: 9px 10px 9px 16px;
    white-space: normal;
  }

  .page-contact .lamp-toc__link:hover,
  .page-contact .lamp-toc__link:focus-visible {
    background: rgba(245, 184, 75, .09);
    border-color: transparent;
  }

  .page-contact .pc-section {
    padding: 42px 0;
  }

  .page-contact .help-grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 28px;
    align-items: start;
  }

  .page-contact .cta-panel {
    padding: 34px 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .lamp-toc__link,
  .page-contact .channel-card,
  .page-contact .help-item a,
  .page-contact .btn {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}