.page-contact {
  --contact-rail-min: 320px;
  padding-bottom: var(--sp-6);
}

.page-contact .breadcrumbs {
  padding-top: var(--sp-2);
  padding-bottom: var(--sp-2);
}

/* ---------- 首屏：左右分置 ---------- */

.page-contact .hero {
  padding-top: var(--sp-2);
}

.page-contact .hero__grid {
  display: grid;
  gap: var(--sp-3);
  min-width: 0;
}

.page-contact .hero__rail {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-width: 0;
  min-height: var(--contact-rail-min);
  display: flex;
  align-items: flex-end;
  padding: 30px 22px 32px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  background: #0A0D12;
}

.page-contact .hero__rail-figure {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
  opacity: .32;
}

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

.page-contact .hero__rail::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(152deg, rgba(198, 255, 61, .18) 0%, rgba(10, 13, 18, .62) 42%, #0A0D12 88%);
}

.page-contact .hero__rail::after {
  content: "";
  position: absolute;
  right: -18%;
  top: -14%;
  width: 62%;
  aspect-ratio: 1 / 1;
  z-index: 1;
  background: linear-gradient(135deg, rgba(47, 107, 255, .55), rgba(198, 255, 61, .28));
  clip-path: polygon(100% 0, 100% 100%, 22% 0);
  opacity: .55;
  pointer-events: none;
}

.page-contact .hero__rail-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-contact .hero__title {
  font-size: clamp(30px, 8.2vw, 46px);
  line-height: 1.12;
  margin: 0;
}

.page-contact .hero__lede {
  max-width: 36ch;
  margin: 0;
  color: var(--c-mist);
}

.page-contact .hero__facts {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .hero__fact {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

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

.page-contact .hero__fact-key {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--c-mist);
}

.page-contact .hero__fact-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-white);
}

/* ---------- 联系信息卡 ---------- */

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

.page-contact .contact-card {
  display: grid;
  gap: 18px;
  min-width: 0;
  padding: 22px 20px 24px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: linear-gradient(178deg, #161C25 0%, #10141B 62%, #0C1016 100%);
}

.page-contact .contact-card__head {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--c-line);
}

.page-contact .contact-card__no {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--c-mist);
}

.page-contact .contact-card__state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border: 1px solid rgba(198, 255, 61, .45);
  border-radius: var(--r-pill);
  font-size: 12px;
  color: var(--c-neon);
}

.page-contact .contact-card__state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 8px rgba(198, 255, 61, .9);
}

.page-contact .contact-card__title {
  margin: 0;
  font-size: clamp(19px, 5vw, 24px);
  line-height: 1.35;
  color: var(--c-white);
}

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

.page-contact .contact-item {
  display: grid;
  gap: 7px;
  padding: 15px 16px 16px;
  border-radius: var(--r-md);
  border-left: 3px solid var(--c-line);
  background: rgba(255, 255, 255, .028);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-contact .contact-item:hover,
.page-contact .contact-item:focus-within {
  border-left-color: var(--c-neon);
  background: rgba(198, 255, 61, .055);
}

.page-contact .contact-item__key {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--c-mist);
}

.page-contact .contact-item__val {
  font-family: var(--font-mono);
  font-size: clamp(16px, 4.8vw, 20px);
  line-height: 1.4;
  color: var(--c-white);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-item__val--hot {
  color: var(--c-neon);
  letter-spacing: .02em;
}

.page-contact .contact-item__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .contact-filing {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--c-line);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-mist);
}

/* ---------- 受理范围 ---------- */

.page-contact .scope {
  margin-top: var(--sp-5);
}

.page-contact .scope__grid {
  display: grid;
  gap: var(--sp-3);
  min-width: 0;
  margin-top: var(--sp-3);
}

.page-contact .acc__trigger {
  width: 100%;
  text-align: left;
}

.page-contact .acc__label {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .acc__hint {
  display: block;
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--c-mist);
}

.page-contact .acc__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-contact .scope__media {
  margin: 0;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, #12161E 0%, #0A0D12 100%);
}

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

.page-contact .scope__media-cap {
  padding: 13px 16px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--c-mist);
  border-top: 1px solid var(--c-line);
}

/* ---------- 服务时段 ---------- */

.page-contact .shift-sec {
  margin-top: var(--sp-5);
}

.page-contact .shift {
  display: grid;
  gap: 16px;
  margin-top: var(--sp-3);
  padding: 22px 20px 24px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-panel);
  min-width: 0;
}

.page-contact .shift__track {
  position: relative;
  height: 14px;
  border-radius: var(--r-pill);
  background-color: rgba(255, 255, 255, .045);
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, .07) 0 1px, transparent 1px 12.5%);
  overflow: hidden;
}

.page-contact .shift__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-neon-deep), var(--c-neon));
  box-shadow: 0 0 18px rgba(198, 255, 61, .45);
}

.page-contact .shift__scale {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 11px;
  color: var(--c-mist);
}

.page-contact .shift__scale-hi {
  color: var(--c-neon);
}

.page-contact .shift__grid {
  display: grid;
  gap: 14px;
  padding-top: 6px;
  border-top: 1px solid var(--c-line);
}

.page-contact .shift__block {
  display: grid;
  gap: 7px;
  padding-top: 12px;
}

.page-contact .shift__k {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--c-blue-soft);
}

.page-contact .shift__v {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-mist);
}

/* ---------- 来信准备 ---------- */

.page-contact .prep {
  margin-top: var(--sp-5);
}

.page-contact .prep__grid {
  display: grid;
  gap: var(--sp-3);
  margin-top: var(--sp-3);
  min-width: 0;
}

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

.page-contact .checklist label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .025);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-mist);
  cursor: pointer;
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.page-contact .checklist label:hover {
  border-color: rgba(198, 255, 61, .35);
}

.page-contact .checklist label:has(input:checked) {
  border-color: rgba(198, 255, 61, .55);
  background: rgba(198, 255, 61, .06);
}

.page-contact .checklist strong {
  color: var(--c-white);
  font-weight: 600;
}

.page-contact .checklist input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 19px;
  height: 19px;
  margin: 0;
  position: relative;
  top: 2px;
  border: 1.5px solid var(--c-line);
  border-radius: 6px;
  background: #0A0D12;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .checklist input:checked {
  background: var(--c-neon);
  border-color: var(--c-neon);
}

.page-contact .checklist input:checked::after {
  content: "";
  position: absolute;
  inset: 0;
  background: #0A0D12;
  clip-path: polygon(20% 52%, 40% 72%, 80% 24%, 88% 34%, 42% 86%, 12% 62%);
}

.page-contact .tpl {
  display: grid;
  gap: 12px;
  padding: 20px 18px 22px;
  border: 1px dashed rgba(47, 107, 255, .55);
  border-radius: var(--r-lg);
  background: rgba(47, 107, 255, .07);
  min-width: 0;
}

.page-contact .tpl__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-blue-soft);
}

.page-contact .tpl__body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2.05;
  color: var(--c-white);
  white-space: pre-line;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .tpl__foot {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 选题与合作 ---------- */

.page-contact .suggest {
  margin-top: var(--sp-5);
}

.page-contact .suggest__body {
  display: grid;
  gap: 16px;
  margin-top: var(--sp-3);
  padding: 24px 20px 26px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-neon);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(198, 255, 61, .055) 0%, rgba(20, 25, 34, .9) 46%, #10141B 100%);
  min-width: 0;
}

.page-contact .suggest__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-mist);
  max-width: 62ch;
}

.page-contact .suggest__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

/* ---------- 其他入口 ---------- */

.page-contact .next {
  margin-top: var(--sp-5);
}

.page-contact .next .grid {
  margin-top: var(--sp-3);
}

.page-contact .next-card {
  display: grid;
  gap: 8px;
  padding: 20px 18px 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-panel);
  text-decoration: none;
  transition: border-color .24s var(--ease), transform .24s var(--ease), background .24s var(--ease);
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  border-color: rgba(198, 255, 61, .5);
  background: rgba(198, 255, 61, .05);
  transform: translateY(-3px);
}

.page-contact .next-card__no {
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-neon);
}

.page-contact .next-card__t {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .next-card__d {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .hero__rail {
    padding: 40px 32px 42px;
  }

  .page-contact .contact-card {
    padding: 26px 26px 28px;
  }

  .page-contact .shift {
    padding: 26px 26px 28px;
  }

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

  .page-contact .shift__block {
    padding-top: 16px;
  }

  .page-contact .prep__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: var(--sp-4);
    align-items: start;
  }

  .page-contact .suggest__body {
    padding: 30px 30px 32px;
  }
}

@media (min-width: 960px) {
  .page-contact .hero__grid {
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: var(--sp-4);
    align-items: stretch;
  }

  .page-contact .hero__rail {
    min-height: 520px;
  }

  .page-contact .scope__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: var(--sp-4);
    align-items: start;
  }

  .page-contact .scope__media {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1180px) {
  .page-contact .hero__rail {
    padding: 48px 40px 50px;
  }

  .page-contact .hero__title {
    font-size: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-item,
  .page-contact .next-card,
  .page-contact .checklist label,
  .page-contact .checklist input {
    transition: none;
  }

  .page-contact .next-card:hover,
  .page-contact .next-card:focus-visible {
    transform: none;
  }
}