.page-contact {
  --c-gap: clamp(26px, 4.5vw, 64px);
  --c-pad: clamp(22px, 3.2vw, 44px);
  padding-top: clamp(104px, 16vh, 176px);
  padding-bottom: clamp(48px, 7vw, 110px);
  color: var(--bone);
}

.page-contact a {
  color: var(--cyan-2);
  text-decoration-color: var(--line-cyan);
  text-underline-offset: 3px;
}

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

/* ---------- 面包屑与页首 ---------- */

.page-contact .breadcrumb {
  margin: 0 0 clamp(20px, 3vw, 36px);
}

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

.page-contact .contact-head__title {
  margin: 0 0 clamp(16px, 2vw, 26px);
  max-width: 18ch;
}

.page-contact .contact-head__lede {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.85;
}

.page-contact .contact-head__meta {
  margin: 0;
  color: var(--mist);
  font-size: 12px;
  letter-spacing: var(--index-track);
}

/* ---------- 联系信息与受理次序 ---------- */

.page-contact .contact-board {
  margin-top: clamp(42px, 6vw, 96px);
}

.page-contact .contact-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--c-gap);
  align-items: start;
}

.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  padding: var(--c-pad);
  background: linear-gradient(172deg, var(--ink-2) 0%, var(--ink) 72%);
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -32%;
  width: 60%;
  aspect-ratio: 1;
  border: 1px solid var(--line-cyan-soft);
  border-radius: 50%;
  transform: rotate(-7deg);
  pointer-events: none;
}

.page-contact .contact-card__title {
  position: relative;
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 300;
  letter-spacing: .05em;
}

.page-contact .contact-card__intro {
  position: relative;
  margin: 0 0 clamp(22px, 3vw, 34px);
  max-width: 52ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .contact-list {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-contact .contact-item {
  display: grid;
  gap: 10px;
  padding-top: clamp(18px, 2vw, 26px);
  border-top: 1px solid var(--line-cyan-soft);
}

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

.page-contact .contact-item__value {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 26px);
  line-height: 1.35;
  letter-spacing: .01em;
}

.page-contact .contact-item__value--mono {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums slashed-zero;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
}

.page-contact .contact-tel {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 .42em;
}

.page-contact .contact-tel .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums slashed-zero;
  letter-spacing: .04em;
  color: var(--bone);
}

.page-contact .contact-item__note {
  margin: 0;
  max-width: 54ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

.page-contact .contact-figure {
  position: relative;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border: 1px solid var(--line-cyan-soft);
  border-radius: var(--radius);
}

.page-contact .contact-figure figcaption {
  margin-top: 10px;
  color: var(--mist);
  font-size: 11px;
  letter-spacing: var(--index-track);
}

.page-contact .contact-aside {
  padding: var(--c-pad);
  background: linear-gradient(180deg, rgba(42, 31, 82, .8) 0%, rgba(42, 31, 82, .36) 100%);
  border: 1px solid var(--line-paper-soft);
  border-top: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-contact .contact-aside__index {
  margin: 0 0 12px;
  color: var(--cyan-2);
}

.page-contact .contact-aside__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.1vw, 27px);
  font-weight: 300;
  letter-spacing: .05em;
}

.page-contact .contact-aside__intro {
  margin: 0 0 22px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

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

.page-contact .prio-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--line-paper-soft);
}

.page-contact .prio-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .prio-item__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-contact .prio-item__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
}

.page-contact .prio-item__text {
  margin: 0;
  color: var(--mist);
  font-size: 13px;
  line-height: 1.72;
}

.page-contact .contact-aside__foot {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-paper-soft);
  color: var(--mist);
  font-size: 13px;
  line-height: 1.72;
}

/* ---------- 处理时效与流程 ---------- */

.page-contact .flow {
  margin-top: clamp(48px, 7vw, 108px);
}

.page-contact .flow__inner {
  padding: clamp(30px, 4.4vw, 62px) 0;
  border-top: 1px solid var(--line-paper);
  border-bottom: 1px solid var(--line-paper);
}

.page-contact .flow__head {
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

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

.page-contact .flow__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 300;
  letter-spacing: .05em;
}

.page-contact .flow__lede {
  margin: 0;
  max-width: 64ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.82;
}

.page-contact .flow__figure {
  margin: 0 0 clamp(26px, 3.6vw, 46px);
}

.page-contact .flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--line-cyan-soft);
  border-radius: var(--radius);
}

.page-contact .flow__figure figcaption {
  margin-top: 10px;
  color: var(--mist);
  font-size: 11px;
  letter-spacing: var(--index-track);
}

.page-contact .flow__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 2.6vw, 32px);
}

.page-contact .flow__step {
  position: relative;
  padding-top: 30px;
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line-cyan-soft);
}

.page-contact .flow__step::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  width: 11px;
  height: 11px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
}

.page-contact .flow__step-no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .flow__step-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
}

.page-contact .flow__step-text {
  margin: 0;
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.76;
}

/* ---------- 数据纠错提交 ---------- */

.page-contact .fix {
  margin-top: clamp(48px, 7vw, 108px);
}

.page-contact .fix__panel {
  padding: var(--c-pad);
  background: linear-gradient(160deg, rgba(92, 31, 46, .94) 0%, rgba(92, 31, 46, .6) 100%);
  border: 1px solid rgba(217, 207, 191, .22);
  border-radius: var(--radius);
}

.page-contact .fix__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 3.6vw, 52px);
  align-items: start;
}

.page-contact .fix__index {
  margin: 0 0 12px;
  color: var(--cyan-2);
}

.page-contact .fix__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 300;
  letter-spacing: .05em;
}

.page-contact .fix__lede {
  margin: 0 0 clamp(20px, 2.6vw, 30px);
  max-width: 60ch;
  color: rgba(232, 242, 238, .78);
  font-size: 14px;
  line-height: 1.8;
}

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

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: rgba(11, 31, 28, .34);
  border: 1px solid rgba(217, 207, 191, .2);
  border-radius: var(--radius);
}

.page-contact .checklist__item input[type="checkbox"] {
  width: 17px;
  height: 17px;
  margin: 4px 0 0;
  accent-color: var(--cyan-2);
  flex: none;
}

.page-contact .checklist__label {
  display: block;
  margin-bottom: 4px;
  font-size: 14.5px;
  font-weight: 600;
}

.page-contact .checklist__hint {
  display: block;
  color: rgba(232, 242, 238, .76);
  font-size: 13px;
  line-height: 1.72;
}

.page-contact .fix__aside-title {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--cyan-2);
}

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

.page-contact .nope-list li {
  position: relative;
  padding-left: 20px;
  font-size: 13.5px;
  line-height: 1.74;
  color: rgba(232, 242, 238, .86);
}

.page-contact .nope-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 9px;
  height: 1px;
  background: var(--cyan-2);
}

.page-contact .fix__aside-note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(217, 207, 191, .22);
  color: rgba(232, 242, 238, .76);
  font-size: 13px;
  line-height: 1.74;
}

.page-contact .fix__aside-note a {
  color: var(--cyan-2);
}

/* ---------- 备案条 ---------- */

.page-contact .filing {
  margin-top: clamp(48px, 7vw, 110px);
  padding: clamp(26px, 4vw, 48px) 0 clamp(30px, 4.2vw, 56px);
  background: var(--ink-2);
  border-top: 2px solid var(--cyan);
  border-bottom: 1px solid var(--line-paper);
}

.page-contact .filing__bar {
  display: grid;
  gap: 14px;
  align-items: baseline;
}

.page-contact .filing__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 1.7vw, 21px);
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums slashed-zero;
  color: var(--bone);
}

.page-contact .filing__region {
  margin: 0;
  color: var(--mist);
  font-size: 13px;
  letter-spacing: var(--index-track);
}

.page-contact .filing__details {
  margin-top: clamp(18px, 2.4vw, 28px);
  padding-top: 16px;
  border-top: 1px solid var(--line-paper-soft);
}

.page-contact .filing__details summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  list-style: none;
  cursor: pointer;
  color: var(--cyan-2);
  font-size: 12px;
  letter-spacing: var(--index-track);
}

.page-contact .filing__details summary::-webkit-details-marker {
  display: none;
}

.page-contact .filing__details summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .filing__details[open] summary::before {
  content: "–";
}

.page-contact .filing__body {
  margin-top: 14px;
  max-width: 68ch;
}

.page-contact .filing__body p {
  margin: 0 0 1em;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.86;
}

.page-contact .filing__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .flow__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .filing__bar {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: clamp(18px, 3vw, 40px);
  }

  .page-contact .filing__region {
    text-align: right;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-board__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (min-width: 900px) {
  .page-contact .fix__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (min-width: 1060px) {
  .page-contact .flow__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}