.page-contact {
  --pc-line: rgba(200, 164, 92, 0.24);
  --pc-line-strong: rgba(200, 164, 92, 0.46);
  --pc-cinnabar: rgba(181, 52, 43, 0.55);
  --pc-veil: rgba(232, 213, 163, 0.10);
  --pc-panel: rgba(22, 24, 26, 0.72);
  --pc-ink-soft: rgba(36, 30, 24, 0.66);
  color: var(--body-ink);
}

.page-contact__crumb {
  padding-top: 22px;
  padding-bottom: 4px;
}

/* ---------- 顶部反馈直达条 ---------- */

.page-contact .contact-strip {
  position: relative;
  margin-top: 14px;
  border-top: 1px solid var(--pc-cinnabar);
  border-bottom: 1px solid var(--pc-line);
  background:
    linear-gradient(180deg, var(--pc-veil) 0%, rgba(232, 213, 163, 0.03) 58%, rgba(232, 213, 163, 0) 100%);
}

.page-contact .contact-strip::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cinnabar) 0%, rgba(181, 52, 43, 0) 100%);
}

.page-contact .contact-strip__inner {
  display: grid;
  gap: 28px;
  padding: 34px 0 38px;
}

.page-contact .contact-strip__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-contact .contact-strip__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .contact-strip__lead {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--body-ink);
}

.page-contact .contact-strip__hint {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  max-width: 50ch;
  font-family: var(--font-accent);
  font-size: 14px;
  line-height: 1.9;
  color: var(--mute);
}

.page-contact .contact-strip__figure {
  margin: 0;
  aspect-ratio: 14 / 9;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  background: var(--lacquer);
}

.page-contact .contact-strip__figure .frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 三栏渠道 ---------- */

.page-contact .channels {
  margin-top: 30px;
  display: grid;
  gap: 0;
}

.page-contact .channel {
  padding: 26px 0;
  border-top: 1px solid var(--pc-line);
}

.page-contact .channel:first-child {
  border-top-color: var(--pc-line-strong);
}

.page-contact .channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--pc-line);
  border-radius: 2px;
  color: var(--gold);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .channel__icon svg {
  width: 22px;
  height: 22px;
}

.page-contact .channel:hover .channel__icon {
  border-color: var(--pc-line-strong);
  color: var(--gold-light);
}

.page-contact .channel__index {
  margin: 16px 0 0;
  font-family: var(--font-accent);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--mute);
}

.page-contact .channel__name {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .channel__use {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--body-ink);
}

.page-contact .channel__meta {
  margin: 16px 0 0;
  font-family: var(--font-accent);
  font-size: 13px;
  line-height: 1.8;
  color: var(--mute);
}

.page-contact .channel__link {
  display: inline-block;
  margin-top: 8px;
  padding-bottom: 2px;
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-line-strong);
  word-break: break-all;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel__link:hover {
  color: var(--paper);
  border-bottom-color: var(--gold);
}

/* ---------- 反馈怎么写 ---------- */

.page-contact .steps {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-contact .step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .step:first-child {
  border-top: 1px solid var(--pc-line-strong);
}

.page-contact .step__no {
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.1;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-contact .step__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .step__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--mute);
}

.page-contact .example {
  margin-top: 26px;
  padding: 22px 22px 24px;
  background: var(--pc-panel);
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--gold);
}

.page-contact .example__label {
  margin: 0;
  font-family: var(--font-accent);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-contact .example p:last-child {
  margin: 12px 0 0;
  font-family: var(--font-accent);
  font-size: 15px;
  line-height: 2;
  color: var(--paper);
}

/* ---------- 回复时效（纸面章节） ---------- */

.page-contact .sla {
  margin-top: 30px;
  display: grid;
  gap: 18px;
}

.page-contact .sla__item {
  padding: 22px 20px 24px;
  border: 1px solid rgba(36, 30, 24, 0.22);
  background: rgba(255, 255, 255, 0.42);
}

.page-contact .sla__num {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--brown);
}

.page-contact .sla__unit {
  margin-left: 6px;
  font-family: var(--font-accent);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.page-contact .sla__label {
  margin: 14px 0 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--brown);
}

.page-contact .sla__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .sla-notes {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .sla-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--pc-ink-soft);
}

.page-contact .sla-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--celadon);
}

/* ---------- 到馆路线 ---------- */

.page-contact .route {
  margin-top: 30px;
  display: grid;
  gap: 32px;
}

.page-contact .route__figure {
  margin: 0 0 22px;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  background: var(--lacquer);
}

.page-contact .route__figure .frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .route-plate .plate {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 8px 14px;
  padding: 14px 0;
  border-top: 1px solid var(--pc-line);
  font-size: 14px;
}

.page-contact .route-plate .plate:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .route-plate .plate__key {
  font-family: var(--font-accent);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-contact .route-plate .plate__val {
  line-height: 1.8;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .route-map {
  display: block;
  width: 100%;
  height: auto;
  max-width: 420px;
  margin: 0 auto;
}

.page-contact .route-map__path {
  fill: none;
  stroke: var(--pc-line-strong);
  stroke-width: 1.5;
  stroke-dasharray: 6 5;
}

.page-contact .route-map__node circle {
  fill: var(--ink);
  stroke: var(--gold);
  stroke-width: 1.25;
  transition: fill var(--dur) var(--ease), stroke var(--dur) var(--ease);
}

.page-contact .route-map__node text {
  font-family: var(--font-body);
  font-size: 13px;
  fill: var(--mute);
  transition: fill var(--dur) var(--ease);
}

.page-contact .route-map__node:hover circle,
.page-contact .route-map__node:focus-visible circle {
  fill: var(--gold);
  stroke: var(--gold-light);
}

.page-contact .route-map__node:hover text,
.page-contact .route-map__node:focus-visible text {
  fill: var(--gold-light);
}

.page-contact .route-nodes {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-contact .route-nodes li {
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line);
  font-size: 14px;
  line-height: 1.95;
  color: var(--body-ink);
  scroll-margin-top: 90px;
}

.page-contact .route-nodes li:first-child {
  border-top: 1px solid var(--pc-line);
}

.page-contact .route-nodes__no {
  display: inline-block;
  min-width: 46px;
  margin-right: 10px;
  font-family: var(--font-accent);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--celadon);
}

/* ---------- 预约与延伸阅读 ---------- */

.page-contact .booking {
  margin-top: 30px;
  display: grid;
  gap: 0;
}

.page-contact .booking__item {
  padding: 22px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .booking__item:first-child {
  border-top: 1px solid var(--pc-line-strong);
}

.page-contact .booking__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .booking__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.95;
  color: var(--body-ink);
}

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

.page-contact .booking__text a:hover {
  color: var(--paper);
  border-bottom-color: var(--gold);
}

.page-contact .next-links {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .next-links__label {
  margin: 0 0 16px;
  font-family: var(--font-accent);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-contact .next-links__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .next-links__list li {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--pc-panel);
  border: 1px solid var(--pc-line);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .next-links__list li:hover {
  transform: translateY(-2px);
  border-color: var(--pc-line-strong);
}

.page-contact .next-links__list a {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--gold-light);
  text-decoration: none;
}

.page-contact .next-links__list span {
  font-size: 13px;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 桌面布局 ---------- */

@media (min-width: 760px) {
  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .channel {
    padding: 26px 26px 30px;
    border-top: 1px solid var(--pc-line-strong);
    border-left: 1px solid var(--pc-line);
  }

  .page-contact .channel:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-contact .sla {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

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

  .page-contact .booking__item {
    padding: 22px 24px 24px;
    border-top: 1px solid var(--pc-line-strong);
    border-left: 1px solid var(--pc-line);
    border-bottom: 0;
  }

  .page-contact .booking__item:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-contact .next-links__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-strip__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
    gap: 52px;
    padding: 52px 0 58px;
  }

  .page-contact .route {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .route-map {
    margin: 0;
    max-width: 100%;
  }

  .page-contact .route-nodes {
    margin-top: 20px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-strip__figure {
    aspect-ratio: 14 / 9;
    max-height: 380px;
  }
}