.page-contact {
  --contact-copy-gap: 12px;
}

.page-contact figure {
  margin: 0;
}

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(18px, 3vw, 34px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  right: -18%;
  width: min(760px, 96%);
  height: 460px;
  background:
    linear-gradient(135deg, rgba(87, 245, 210, .20), rgba(255, 122, 51, .12) 52%, rgba(7, 26, 22, 0) 78%);
  clip-path: polygon(100% 0, 100% 100%, 14% 100%, 0 44%);
  pointer-events: none;
}

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

.page-contact .contact-hero__grid {
  margin-top: clamp(18px, 3vw, 34px);
  align-items: start;
}

.page-contact .contact-hero__title {
  margin: .3em 0 .5em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: -.025em;
  color: var(--paper);
}

.page-contact .contact-hero__intro {
  max-width: 34em;
  margin: 0 0 22px;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-hero__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: rgba(14, 42, 34, .78);
}

.page-contact .live-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(87, 245, 210, .16);
  animation: contact-pulse 2.6s var(--ease) infinite;
}

@keyframes contact-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(87, 245, 210, .16); }
  50% { box-shadow: 0 0 0 8px rgba(87, 245, 210, .04); }
}

.page-contact .contact-hero__status-text {
  font-size: 14px;
  color: var(--metal);
}

.page-contact .contact-hero__status-text strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--paper);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-contact .contact-figure,
.page-contact .checklist-figure {
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line-strong);
}

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

/* 联系渠道 */
.page-contact .contact-channels__lead,
.page-contact .contact-checklist__lead,
.page-contact .contact-types__lead {
  max-width: 36em;
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--metal);
}

.page-contact .contact-channels h2,
.page-contact .contact-checklist h2,
.page-contact .contact-flow h2,
.page-contact .contact-types h2 {
  margin: .25em 0 .45em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px var(--contact-copy-gap);
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .channel__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-contact .channel__label {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .channel__value {
  display: inline-block;
  max-width: 100%;
  padding-bottom: .1em;
  font-family: var(--font-mono);
  font-size: clamp(19px, 3.4vw, 32px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--paper);
  border-bottom: 1px solid var(--line-strong);
  overflow-wrap: anywhere;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .channel:hover .channel__value {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .channel__value--mail {
  font-size: clamp(15px, 2.4vw, 24px);
}

.page-contact .channel__note {
  max-width: 40em;
  font-size: 13px;
  line-height: 1.7;
  color: var(--metal);
}

.page-contact .copy-btn {
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* 侧栏 */
.page-contact .aside-card {
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-contact .aside-card__head {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-contact .aside-card__time {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .aside-list {
  margin: 18px 0 0;
}

.page-contact .aside-list__item + .aside-list__item {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .aside-list dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .aside-list dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--metal);
}

/* 提交清单 */
.page-contact .contact-checklist__fig {
  align-self: start;
}

.page-contact .checklist {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .check-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .check-item input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  cursor: pointer;
  position: relative;
  transition: background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .check-item input:hover {
  border-color: var(--orange);
}

.page-contact .check-item input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .check-item input:checked {
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .check-item input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(42deg);
}

.page-contact .check-item label {
  display: grid;
  gap: 4px;
  cursor: pointer;
}

.page-contact .check-item label span {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .check-item label em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.7;
  color: var(--metal);
}

.page-contact .template-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

.page-contact .template-row__hint {
  margin: 0;
  font-size: 13px;
  color: var(--metal);
}

/* 协助流程 */
.page-contact .contact-flow__head {
  margin-bottom: 26px;
}

.page-contact .steps {
  display: grid;
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .step {
  padding: 24px 20px 26px;
  background: var(--ink);
  position: relative;
}

.page-contact .step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .step__num {
  display: block;
  margin-bottom: 12px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-contact .step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--metal);
}

/* 咨询类型 */
.page-contact .contact-types__head {
  margin-bottom: 26px;
}

.page-contact .type-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .type-card {
  display: block;
  padding: 22px 20px 24px;
  background: var(--panel);
  text-decoration: none;
  transition: background-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .type-card:hover,
.page-contact .type-card:focus-visible {
  background: rgba(87, 245, 210, .07);
  box-shadow: inset 3px 0 0 var(--cyan);
  outline: none;
}

.page-contact .type-card__idx {
  display: block;
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-contact .type-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .type-card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--metal);
}

.page-contact .type-card__go {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

/* 备案与地址 */
.page-contact .legal-strip {
  background: var(--paper);
  color: var(--brown);
  border-top: 1px solid var(--line-strong);
  padding: 18px 0 20px;
}

.page-contact .legal-strip__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  font-size: 12px;
}

.page-contact .legal-strip__label {
  font-size: 10px;
  letter-spacing: .18em;
  color: rgba(58, 47, 36, .62);
}

.page-contact .legal-strip__value {
  font-size: 12px;
  color: var(--brown);
  overflow-wrap: anywhere;
}

.page-contact .legal-strip__sep {
  width: 1px;
  height: 12px;
  background: rgba(58, 47, 36, .28);
}

.page-contact .legal-strip__link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brown);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 47, 36, .45);
}

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

@media (min-width: 600px) {
  .page-contact .type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .check-item {
    gap: 2px 16px;
    padding: 17px 0;
  }
}

@media (min-width: 760px) {
  .page-contact .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .step {
    padding: 28px 24px 32px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__lead {
    padding-right: clamp(0px, 2vw, 28px);
  }

  .page-contact .contact-aside {
    align-self: start;
  }

  .page-contact .contact-figure {
    aspect-ratio: 3 / 4;
  }

  .page-contact .checklist-figure {
    aspect-ratio: 5 / 4;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .live-dot {
    animation: none;
  }

  .page-contact .channel:hover .channel__value,
  .page-contact .type-card,
  .page-contact .copy-btn,
  .page-contact .check-item input {
    transition: none;
  }
}