.page-contact {
  background: var(--light);
  color: var(--ink);
}

/* ---------- 首屏登记台 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0 84px;
  background:
    radial-gradient(115% 85% at 8% -10%, rgba(255, 107, 26, .2), transparent 58%),
    radial-gradient(95% 75% at 96% 0%, rgba(38, 49, 79, .62), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--light);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 96px;
  background: repeating-linear-gradient(90deg, rgba(76, 107, 82, .18) 0 42px, transparent 42px 84px);
  pointer-events: none;
}

.page-contact .contact-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__head {
  max-width: 720px;
  margin-top: 16px;
}

.page-contact .contact-hero .eyebrow {
  color: var(--amber);
}

.page-contact .display {
  margin: 8px 0 16px;
  font-size: clamp(40px, 9vw, 78px);
  line-height: .96;
  letter-spacing: .01em;
}

.page-contact .lede {
  margin: 0;
  max-width: 620px;
  font-size: clamp(15.5px, 3.6vw, 18px);
  line-height: 1.7;
  color: rgba(244, 247, 243, .82);
}

.page-contact .hero-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-index a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid rgba(244, 247, 243, .22);
  border-radius: 999px;
  color: rgba(244, 247, 243, .86);
  font-size: 12.5px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}

.page-contact .hero-index a:hover,
.page-contact .hero-index a:focus-visible {
  border-color: var(--signal);
  background: rgba(255, 107, 26, .16);
  color: var(--light);
}

/* ---------- 两栏登记台 ---------- */
.page-contact .contact-desk {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: 24px;
  margin-top: -44px;
  padding-bottom: 84px;
}

.page-contact .contact-desk__anchor {
  min-width: 0;
}

.page-contact .contact-desk__flow {
  display: grid;
  gap: 24px;
  min-width: 0;
}

/* ---------- 联系方式面板 ---------- */
.page-contact .contact-card {
  overflow: hidden;
  border: 1px solid var(--hair-light);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--light);
  box-shadow: var(--paper-shadow);
}

.page-contact .contact-card__media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 7;
  overflow: hidden;
}

.page-contact .contact-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .86;
}

.page-contact .contact-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 28, 23, .12) 0%, rgba(8, 28, 23, .94) 100%);
}

.page-contact .contact-card__body {
  padding: 18px 20px 4px;
}

.page-contact .contact-card__body .eyebrow {
  color: var(--amber);
}

.page-contact .channel {
  padding: 15px 0;
  border-top: 1px solid var(--hair-light);
}

.page-contact .channel:first-of-type {
  padding-top: 8px;
  border-top: 0;
}

.page-contact .channel__key {
  margin: 0 0 7px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--field);
}

.page-contact .channel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .channel__val {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 4vw, 18px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--light);
  word-break: break-all;
}

.page-contact .channel__val--addr {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: .02em;
  word-break: normal;
}

.page-contact .channel__use {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(244, 247, 243, .68);
}

.page-contact .copy-btn {
  flex: none;
  padding: 6px 11px;
  border: 1px solid rgba(255, 179, 71, .48);
  border-radius: 999px;
  background: transparent;
  color: var(--amber);
  font-family: var(--font-body);
  font-size: 11.5px;
  letter-spacing: .1em;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-contact .copy-btn:hover {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink-deep);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-contact .contact-card__sla {
  margin: 0;
  padding: 14px 20px;
  border-top: 1px solid rgba(255, 107, 26, .38);
  background: rgba(255, 107, 26, .12);
  color: var(--amber);
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .04em;
}

/* ---------- 内容面板通用 ---------- */
.page-contact .flow-sec {
  padding: 26px 22px;
  border: 1px solid var(--hair-dark);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--paper-shadow);
}

.page-contact .flow-title {
  margin: 6px 0 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(21px, 4.6vw, 28px);
  line-height: 1.3;
  letter-spacing: .005em;
  color: var(--ink);
}

.page-contact .flow-lede {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--field-ink);
}

.page-contact .flow-sec a {
  color: var(--signal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- 准备清单 ---------- */
.page-contact .checklist {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--hair-dark);
  border-radius: var(--radius-sm);
  background: rgba(14, 43, 36, .028);
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.page-contact .check:hover {
  border-color: var(--grass);
  transform: translateY(-1px);
}

.page-contact .check__box {
  flex: none;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  border: 1.5px solid var(--field-ink);
  border-radius: 3px;
  background-color: var(--light);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease;
}

.page-contact .check__box:checked {
  border-color: var(--signal);
  background-color: var(--signal);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23081C17' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12.5l5.2 5.2L20 6.8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 15px 15px;
}

.page-contact .check__box:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 2px;
}

.page-contact .check__text {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--field-ink);
}

.page-contact .check__text strong {
  margin-right: 6px;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .checklist__done {
  margin: 14px 0 0;
  padding: 11px 15px;
  border: 1px dashed rgba(255, 107, 26, .55);
  border-radius: var(--radius-sm);
  background: rgba(255, 107, 26, .1);
  color: var(--wine);
  font-size: 13px;
  letter-spacing: .04em;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .25s ease, transform .25s ease;
}

.page-contact .checklist-wrap:not(:has(.check__box:not(:checked))) .checklist__done {
  opacity: 1;
  transform: none;
}

/* ---------- 处理路径 ---------- */
.page-contact .paths-figure {
  margin: 0 0 20px;
  overflow: hidden;
  border: 1px solid var(--hair-dark);
  border-radius: var(--radius-sm);
}

.page-contact .paths-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .paths-figure__cap {
  padding: 9px 14px;
  background: rgba(76, 107, 82, .14);
  color: var(--field-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-contact .fold-stack {
  display: grid;
  gap: 10px;
}

.page-contact .fold {
  overflow: hidden;
  border: 1px solid var(--hair-dark);
  border-radius: var(--radius-sm);
  background: var(--light);
}

.page-contact .fold__head {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 17px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background .18s ease;
}

.page-contact .fold__head:hover {
  background: rgba(14, 43, 36, .045);
}

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

.page-contact .fold__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--signal);
}

.page-contact .fold__title {
  flex: 1 1 auto;
}

.page-contact .fold__sign {
  flex: none;
  width: 22px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  text-align: center;
  color: var(--field-ink);
}

.page-contact .fold__inner {
  padding: 14px 17px 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--field-ink);
}

/* ---------- 内容共建 ---------- */
.page-contact .flow-sec--co {
  border-color: rgba(255, 255, 255, .12);
  background: linear-gradient(160deg, var(--indigo) 0%, #1b2439 100%);
  color: var(--light);
}

.page-contact .flow-sec--co .eyebrow {
  color: var(--amber);
}

.page-contact .flow-sec--co .flow-title {
  color: var(--light);
}

.page-contact .flow-sec--co .flow-lede {
  color: rgba(244, 247, 243, .76);
}

.page-contact .cobuild {
  display: grid;
  gap: 18px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .cobuild__item {
  padding-top: 16px;
  border-top: 1px solid rgba(244, 247, 243, .16);
}

.page-contact .cobuild__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--signal);
}

.page-contact .cobuild__title {
  margin: 6px 0 6px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.35;
  color: var(--light);
}

.page-contact .cobuild__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 247, 243, .76);
}

.page-contact .co-mail {
  margin: 0;
  padding: 13px 16px;
  border: 1px solid rgba(255, 107, 26, .4);
  border-radius: var(--radius-sm);
  background: rgba(255, 107, 26, .13);
  color: var(--amber);
  font-size: 13.5px;
  line-height: 1.65;
}

/* ---------- 通讯地址 ---------- */
.page-contact .addr-card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--hair-dark);
  border-radius: var(--radius-sm);
  background: var(--light);
}

.page-contact .addr-card__map {
  background: rgba(76, 107, 82, .1);
}

.page-contact .route-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .addr-card__body {
  padding: 20px;
}

.page-contact .addr-card__val {
  margin: 0 0 10px;
  font-size: clamp(17px, 4vw, 20px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .addr-card__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--field-ink);
}

/* ---------- 收束 ---------- */
.page-contact .contact-outro {
  margin: 0;
  padding: 16px 20px;
  border-left: 3px solid var(--signal);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 107, 26, .08);
  color: var(--field-ink);
  font-size: 13.5px;
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .flow-sec {
    padding: 32px 30px;
  }

  .page-contact .cobuild {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .addr-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-desk {
    grid-template-columns: minmax(0, 372px) minmax(0, 1fr);
    gap: 40px;
    margin-top: -60px;
  }

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

  .page-contact .contact-card__media {
    aspect-ratio: 16 / 9;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hero-index a,
  .page-contact .copy-btn,
  .page-contact .check,
  .page-contact .check__box,
  .page-contact .checklist__done,
  .page-contact .fold__head {
    transition: none;
  }
}