.page-contact {
  --pc-shadow-paper: 8px 8px 0 rgba(229, 168, 59, .42);
  --pc-shadow-teal: 10px 10px 0 rgba(23, 179, 163, .34);
  --pc-panel: rgba(6, 18, 31, .55);
  --pc-line: rgba(159, 179, 200, .26);
  --pc-paper-line: rgba(22, 17, 12, .16);
  background: var(--bg);
  color: var(--fg);
  overflow-x: clip;
}

.page-contact p {
  line-height: 1.78;
}

.page-contact h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.26;
  margin: .4rem 0 0;
  color: var(--ivory);
}

.page-contact .breadcrumbs {
  padding-block: clamp(1rem, 2.4vw, 1.5rem) 0;
}

/* ---------- 首屏 ---------- */
.contact-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 96% at 8% 0%, rgba(23, 179, 163, .26), transparent 58%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 3px solid var(--brown);
}

.contact-hero::before {
  content: "";
  position: absolute;
  right: -110px;
  top: -150px;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 240, 224, .2), transparent 68%);
  pointer-events: none;
}

.contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(159, 179, 200, .09) 0 1px, transparent 1px 68px);
  pointer-events: none;
}

.contact-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(2.25rem, 6.5vw, 5rem) clamp(2rem, 5vw, 3.75rem);
  max-width: 60rem;
}

.contact-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6.2vw, 4.2rem);
  line-height: 1.12;
  letter-spacing: .01em;
  margin: .55rem 0 0;
  color: var(--ivory);
}

.contact-hero__lead {
  margin: 1.25rem 0 0;
  max-width: 46rem;
  color: var(--mist);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
}

.contact-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.75rem 0 0;
  padding: 0;
}

/* ---------- 主体两栏 ---------- */
.contact-main {
  padding-block: clamp(2rem, 5vw, 4rem) 0;
}

.contact-main__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.contact-main__flow {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

/* ---------- 联系信息卡 ---------- */
.contact-card {
  background: var(--paper);
  color: var(--brown);
  border: 3px solid var(--brown);
  box-shadow: var(--pc-shadow-paper);
  padding: clamp(1.2rem, 3vw, 1.75rem);
}

.contact-card__kicker {
  margin: 0;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal-deep);
}

.contact-card__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.channel {
  padding: 1rem 0;
  border-top: 1px dashed var(--pc-paper-line);
}

.channel:first-child {
  border-top: 0;
  padding-top: .25rem;
}

.channel__label {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.channel__value {
  display: block;
  margin-top: .35rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.channel__value.num {
  font-size: 1.75rem;
  letter-spacing: .03em;
  line-height: 1.15;
}

.channel__use {
  display: block;
  margin-top: .45rem;
  font-size: .86rem;
  line-height: 1.7;
  color: rgba(22, 17, 12, .72);
}

/* ---------- 内容区块 ---------- */
.contact-section {
  padding-left: clamp(.9rem, 2.5vw, 1.5rem);
  border-left: 3px solid var(--teal);
}

.contact-section--wide {
  padding-left: 0;
  border-left: 0;
  border-top: 3px solid var(--brown);
  padding-top: clamp(1.5rem, 3.5vw, 2.25rem);
}

.contact-section__head p {
  margin: .8rem 0 0;
  max-width: 46rem;
  color: var(--mist);
}

/* ---------- 三个入口 ---------- */
.pick-grid {
  display: grid;
  gap: .875rem;
  margin-top: 1.5rem;
}

.pick {
  border: 2px solid var(--pc-line);
  background: var(--pc-panel);
  padding: 1rem 1.1rem;
}

.pick__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--cyan);
}

.pick__body {
  margin: .55rem 0 0;
  font-size: .92rem;
  color: var(--mist);
}

.pick__figure {
  margin: 1.5rem 0 0;
}

/* ---------- 响应节奏 ---------- */
.hours {
  display: grid;
  gap: 1px;
  margin-top: 1.5rem;
  border: 2px solid var(--pc-line);
  background: var(--pc-line);
}

.hours__cell {
  background: var(--ink-900);
  padding: 1rem 1.1rem;
}

.hours__key {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
  color: var(--amber);
  letter-spacing: .02em;
}

.hours__val {
  margin: .4rem 0 0;
  font-size: .9rem;
  color: var(--mist);
}

.hours-more {
  margin-top: 1rem;
  border-top: 1px dashed var(--pc-line);
  padding-top: .6rem;
}

.hours-more summary {
  display: flex;
  align-items: center;
  gap: .55rem;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: .95rem;
  color: var(--cyan);
}

.hours-more summary::-webkit-details-marker {
  display: none;
}

.hours-more summary::before {
  content: "+";
  font-family: var(--font-num);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--amber);
}

.hours-more[open] summary::before {
  content: "–";
}

.hours-more__list {
  margin: .75rem 0 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .6rem;
  color: var(--mist);
  font-size: .92rem;
  line-height: 1.75;
}

/* ---------- 可沟通事项 ---------- */
.topic-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .8rem;
  counter-reset: none;
}

.topic {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: .9rem;
  align-items: start;
  border: 2px solid var(--pc-line);
  background: var(--pc-panel);
  padding: 1rem 1.05rem;
  transition: background-color .24s ease, border-color .24s ease, transform .24s ease, box-shadow .24s ease;
}

.topic:hover,
.topic:focus-within {
  background: var(--paper);
  border-color: var(--brown);
  color: var(--brown);
  transform: translateY(-2px);
  box-shadow: 6px 6px 0 rgba(22, 17, 12, .85);
}

.topic__no {
  font-size: 1.9rem;
  line-height: 1;
  color: var(--amber);
}

.topic:hover .topic__no {
  color: var(--orange);
}

.topic__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 1.35;
  color: inherit;
}

.topic__desc {
  margin: .5rem 0 0;
  font-size: .92rem;
  color: var(--mist);
}

.topic:hover .topic__desc {
  color: rgba(22, 17, 12, .78);
}

.topic__ask {
  margin: .7rem 0 0;
  font-size: .85rem;
  line-height: 1.7;
  color: var(--cyan);
}

.topic:hover .topic__ask {
  color: var(--teal-deep);
}

.topic__ask-label {
  display: inline-block;
  margin-right: .45rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.topic:hover .topic__ask-label {
  color: var(--orange);
}

/* ---------- 覆盖区域带 ---------- */
.coverage {
  position: relative;
  margin-top: clamp(2rem, 5vw, 3.5rem);
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-top: 3px solid var(--brown);
  border-bottom: 3px solid var(--brown);
  overflow: hidden;
}

.coverage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(159, 179, 200, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159, 179, 200, .1) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}

.coverage__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  padding-block: clamp(2.25rem, 5.5vw, 4rem);
}

.coverage__text p {
  margin: 1rem 0 0;
  max-width: 42rem;
  color: var(--mist);
}

.coverage__cities {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.coverage__city {
  border: 1px solid rgba(91, 240, 224, .38);
  color: var(--ivory);
  font-size: .84rem;
  letter-spacing: .06em;
  padding: .4rem .78rem;
}

.coverage__city--home {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--ink-900);
  font-weight: 700;
}

.coverage__figure {
  margin: 0;
}

/* ---------- 提交前准备 ---------- */
.contact-tail {
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
  display: grid;
  gap: clamp(2rem, 5vw, 3.25rem);
}

.checklist {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .75rem;
  border: 2px solid var(--pc-line);
  background: var(--pc-panel);
  padding: .85rem 1rem;
}

.checklist__mark {
  font-family: var(--font-num);
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--teal);
}

.checklist__text {
  font-size: .92rem;
  line-height: 1.72;
  color: var(--mist);
}

.checklist__text strong {
  color: var(--ivory);
  font-weight: 700;
}

/* ---------- 备案与归属 ---------- */
.registry {
  background: var(--paper);
  color: var(--brown);
  border: 3px solid var(--brown);
  box-shadow: var(--pc-shadow-teal);
  padding: clamp(1.25rem, 3.5vw, 2rem);
  display: grid;
  gap: 1.5rem;
}

.registry h2 {
  color: var(--brown);
  font-size: clamp(1.3rem, 2.8vw, 1.75rem);
}

.eyebrow--dark {
  color: var(--orange);
}

.registry__main p {
  margin: .8rem 0 0;
  font-size: .95rem;
  line-height: 1.78;
  color: rgba(22, 17, 12, .8);
}

.registry__facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-paper-line);
  border: 1px solid var(--pc-paper-line);
}

.registry__fact {
  background: var(--paper);
  padding: .75rem .9rem;
}

.registry__fact dt {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal-deep);
}

.registry__fact dd {
  margin: .3rem 0 0;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.registry__links {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  border-top: 1px dashed var(--pc-paper-line);
  padding-top: 1.1rem;
}

.registry__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--teal-deep);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}

.registry__link:hover,
.registry__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

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

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .pick-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .coverage__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .registry {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .registry__main {
    grid-column: 1;
  }

  .registry__facts {
    grid-column: 2;
  }

  .registry__links {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .contact-main__grid {
    grid-template-columns: minmax(0, 350px) minmax(0, 1fr);
    align-items: start;
  }

  .contact-card {
    position: sticky;
    top: 108px;
  }
}

@media (min-width: 1180px) {
  .topic {
    grid-template-columns: 3.75rem minmax(0, 1fr);
  }

  .topic__no {
    font-size: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .topic,
  .page-contact .registry__link {
    transition: none;
  }

  .page-contact .topic:hover,
  .page-contact .topic:focus-within {
    transform: none;
  }
}