.page-contact {
  --pc-gap: clamp(18px, 3.2vw, 36px);
  --pc-radius: var(--radius-lg);
  --pc-card-bg: linear-gradient(155deg, rgba(47, 227, 180, 0.09), rgba(255, 123, 51, 0.05) 55%, rgba(20, 24, 29, 0.92));
  background: var(--ink);
  color: var(--mist);
  padding-top: calc(var(--header-h) + 22px);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-contact .contact-crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
}

.page-contact .breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  color: var(--steel);
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumbs__link {
  color: var(--steel);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

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

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding-top: clamp(10px, 2vw, 22px);
  padding-bottom: clamp(30px, 5vw, 62px);
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  color: var(--mist);
}

.page-contact .contact-hero__lede {
  margin: 24px 0 0;
  max-width: 36ch;
  color: var(--steel);
}

.page-contact .contact-hero__side {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 8px;
}

.page-contact .contact-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.page-contact .contact-facts__row dt {
  color: var(--steel);
  flex: none;
}

.page-contact .contact-facts__row dd {
  margin: 0;
  color: var(--mist);
  font-size: 14px;
  text-align: right;
}

/* ---------- 章节标题 ---------- */

.page-contact .contact-head {
  max-width: 58ch;
  margin-bottom: var(--pc-gap);
}

.page-contact .contact-head .section-title {
  margin: 8px 0 0;
}

.page-contact .contact-note {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 联系方式 ---------- */

.page-contact .contact-channels {
  align-items: start;
  row-gap: var(--pc-gap);
}

.page-contact .contact-card {
  background: var(--pc-card-bg);
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  padding: clamp(20px, 3vw, 32px);
}

.page-contact .contact-line {
  padding: 20px 0;
  border-bottom: 1px dashed rgba(30, 50, 64, 0.85);
}

.page-contact .contact-line:first-child {
  padding-top: 0;
}

.page-contact .contact-line:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-line__label {
  margin: 0 0 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-contact .contact-line__value {
  margin: 0;
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .contact-line--address .contact-line__value {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.7;
}

.page-contact .contact-line__sub {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .contact-line__actions {
  margin-top: 14px;
}

.page-contact .copy-btn {
  appearance: none;
  border: 1px solid rgba(47, 227, 180, 0.35);
  background: rgba(47, 227, 180, 0.07);
  color: var(--teal);
  border-radius: var(--pill);
  padding: 8px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--teal);
  box-shadow: 0 0 0 1px var(--teal), 0 0 18px rgba(47, 227, 180, 0.26);
  outline: none;
}

.page-contact .copy-btn[data-copied="true"] {
  color: var(--orange);
  border-color: var(--orange);
  background: rgba(255, 123, 51, 0.1);
}

.page-contact .contact-shot {
  margin: 0;
}

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

.page-contact .contact-shot .media-frame__caption {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .contact-routing {
  margin-top: 22px;
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  background: var(--panel);
}

.page-contact .contact-routing .heading {
  margin: 0 0 14px;
  color: var(--mist);
}

.page-contact .contact-routing__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .contact-routing__list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.page-contact .contact-routing__list .mono {
  flex: none;
  min-width: 54px;
  font-size: 13px;
  letter-spacing: 0.08em;
}

/* ---------- 反馈清单 ---------- */

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

.page-contact .checklist__label {
  position: relative;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-2);
  cursor: pointer;
  transition: border-color 180ms var(--ease), background 180ms var(--ease), transform 180ms var(--ease);
}

.page-contact .checklist__label:hover {
  border-color: rgba(47, 227, 180, 0.45);
  transform: translateX(3px);
}

.page-contact .checklist__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
}

.page-contact .checklist__box {
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(10, 22, 34, 0.75);
  display: grid;
  place-items: center;
  transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-contact .checklist__box::after {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--teal);
  transform: scale(0);
  transition: transform 180ms var(--ease);
}

.page-contact .checklist__input:checked + .checklist__box {
  border-color: var(--teal);
  box-shadow: 0 0 0 1px rgba(47, 227, 180, 0.35);
}

.page-contact .checklist__input:checked + .checklist__box::after {
  transform: scale(1);
}

.page-contact .checklist__input:focus-visible + .checklist__box {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-contact .checklist__input:checked ~ .checklist__body .checklist__title {
  color: var(--teal);
}

.page-contact .checklist__body {
  display: grid;
  gap: 6px;
}

.page-contact .checklist__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--mist);
  transition: color 180ms var(--ease);
}

.page-contact .checklist__hint {
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 流转步骤 ---------- */

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

.page-contact .flow::before {
  display: none;
  content: "";
  position: absolute;
  left: 23px;
  right: 0;
  top: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), rgba(255, 123, 51, 0.7) 58%, rgba(255, 77, 126, 0.6));
  opacity: 0.5;
}

.page-contact .flow__step {
  position: relative;
  padding: 62px 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .flow__index {
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 46px;
  border-radius: var(--pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  border: 1px solid var(--teal);
  color: var(--teal);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  box-shadow: 0 0 0 6px rgba(47, 227, 180, 0.08);
}

.page-contact .flow__step[data-reveal-delay="160"] .flow__index {
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 0 0 6px rgba(255, 123, 51, 0.08);
}

.page-contact .flow__step[data-reveal-delay="240"] .flow__index {
  border-color: var(--rose);
  color: var(--rose);
  box-shadow: 0 0 0 6px rgba(255, 77, 126, 0.08);
}

.page-contact .flow__title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .flow__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel);
}

/* ---------- 合作联络 ---------- */

.page-contact .partner-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  padding: clamp(24px, 4vw, 52px);
  background:
    radial-gradient(120% 140% at 88% 6%, rgba(255, 123, 51, 0.16), transparent 58%),
    var(--panel);
}

.page-contact .partner-panel__slant {
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 300px;
  height: 220px;
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(47, 227, 180, 0.26), rgba(255, 123, 51, 0.12));
  transform: rotate(-3.5deg);
  pointer-events: none;
}

.page-contact .partner-panel > .grid-12 {
  position: relative;
  z-index: 1;
  row-gap: var(--pc-gap);
}

.page-contact .partner-panel .section-title {
  margin: 8px 0 18px;
  color: var(--mist);
}

.page-contact .partner-panel__text {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--steel);
  max-width: 46ch;
}

.page-contact .partner-topics {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .partner-topics li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(10, 22, 34, 0.6);
  font-size: 15px;
  color: var(--mist);
}

.page-contact .partner-topics li::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .partner-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 常见场景 ---------- */

.page-contact .scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .scene-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--teal);
  border-radius: var(--radius-md);
  background: var(--panel-2);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .scene-card:hover {
  transform: translateY(-3px);
}

.page-contact .scene-card--teal {
  border-top-color: var(--teal);
}

.page-contact .scene-card--orange {
  border-top-color: var(--orange);
}

.page-contact .scene-card--rose {
  border-top-color: var(--rose);
}

.page-contact .scene-card--steel {
  border-top-color: var(--steel);
}

.page-contact .scene-card__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-contact .scene-card__title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .scene-card__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .scene-card__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 180, 0.4);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .scene-card__link::after {
  content: " →";
}

.page-contact .scene-card__link:hover,
.page-contact .scene-card__link:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 收束 ---------- */

.page-contact .contact-closing {
  padding-bottom: clamp(64px, 12vw, 168px);
}

.page-contact .closing-panel {
  display: grid;
  grid-template-columns: 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  background: var(--ink-deep);
}

.page-contact .closing-panel__text {
  padding: clamp(24px, 4vw, 46px);
}

.page-contact .closing-panel__addr {
  margin: 14px 0 0;
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .closing-panel__note {
  margin: 16px 0 0;
  max-width: 40ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-contact .closing-panel__link {
  margin: 24px 0 0;
}

.page-contact .closing-panel__media {
  position: relative;
  min-height: 230px;
}

.page-contact .closing-panel__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

/* ---------- 响应式 ---------- */

@media (max-width: 700px) {
  .page-contact .contact-facts__row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .page-contact .contact-facts__row dd {
    text-align: left;
  }

  .page-contact .checklist__label {
    grid-template-columns: 28px 1fr;
    gap: 12px;
    padding: 16px;
  }

  .page-contact .checklist__box {
    width: 22px;
    height: 22px;
    border-radius: 7px;
  }

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

@media (min-width: 700px) {
  .page-contact .scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-top: calc(var(--header-h) + 34px);
  }

  .page-contact .flow {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .page-contact .flow::before {
    display: block;
  }

  .page-contact .flow__step {
    border-top: 0;
  }
}

@media (min-width: 1060px) {
  .page-contact .scene-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .closing-panel {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }

  .page-contact .closing-panel__media {
    min-height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .checklist__label,
  .page-contact .scene-card,
  .page-contact .copy-btn,
  .page-contact .scene-card__link,
  .page-contact .breadcrumbs__link {
    transition: none;
  }

  .page-contact .checklist__label:hover,
  .page-contact .scene-card:hover {
    transform: none;
  }
}