.page-contact {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: calc(var(--header-h) + 56px) 0 84px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  z-index: -2;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.3) 58%, transparent 100%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.3) 58%, transparent 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(6, 7, 13, 0.52) 0%, rgba(6, 7, 13, 0.84) 62%, var(--ink) 100%);
}

.page-contact .contact-hero__trace {
  position: absolute;
  top: -12%;
  right: 24%;
  width: 1px;
  height: 132%;
  transform: rotate(12deg);
  transform-origin: top center;
  background: linear-gradient(180deg, transparent 0%, var(--cyan) 34%, rgba(53, 240, 208, 0) 88%);
  opacity: 0.42;
  z-index: -1;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
}

.page-contact .contact-hero .breadcrumb-list {
  margin: 0 0 26px;
}

.page-contact .contact-hero__kicker {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: 22px 0 0;
  max-width: 17ch;
  font-size: clamp(34px, 6.2vw, 72px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  margin: 28px 0 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .contact-hero__lead a {
  color: var(--cyan);
}

/* ---------- 联络通道 ---------- */

.page-contact .contact-channels {
  padding: 80px 0 68px;
}

.page-contact .channel-list {
  list-style: none;
  margin: 44px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px 16px;
  padding: 28px 6px 28px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.24s ease, background-color 0.24s ease;
}

.page-contact .channel-row:hover {
  border-bottom-color: var(--line-cyan);
  background: linear-gradient(90deg, rgba(53, 240, 208, 0.06) 0%, rgba(53, 240, 208, 0) 64%);
}

.page-contact .channel-row__index {
  padding-top: 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

.page-contact .channel-row__label {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .channel-row__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 4.6vw, 38px);
  letter-spacing: 0.02em;
  line-height: 1.25;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel-row__value--mail {
  font-size: clamp(15px, 3.2vw, 24px);
}

.page-contact .channel-row__desc {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mute);
}

.page-contact .channel-row__arrow {
  padding-top: 6px;
  font-size: 20px;
  color: var(--cyan);
  transition: transform 0.24s ease;
}

.page-contact .channel-row:hover .channel-row__arrow {
  transform: translateX(6px);
}

/* ---------- 受理时间 ---------- */

.page-contact .contact-hours {
  padding: 68px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-hours__grid {
  display: grid;
  gap: 36px;
  align-items: start;
}

.page-contact .contact-hours__text {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .contact-hours__text:first-of-type {
  margin-top: 26px;
}

.page-contact .contact-hours__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-contact .hours-panel {
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: var(--ink-2);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.28);
}

.page-contact .hours-panel__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 5.4vw, 40px);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .hours-panel__note {
  margin: 10px 0 0;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--mute);
}

.page-contact .hours-panel__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .hours-panel__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mute);
}

.page-contact .hours-panel__list li .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--blue);
  padding-top: 3px;
}

/* ---------- 准备事项 ---------- */

.page-contact .contact-prep {
  padding: 68px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-prep__grid {
  display: grid;
  gap: 44px;
  align-items: start;
}

.page-contact .prep-list {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  counter-reset: prep;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px 20px;
  padding: 24px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .prep-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .prep-item__num {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-contact .prep-item__title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .prep-item__body p {
  margin: 10px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--mute);
}

.page-contact .prep-item__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

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

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

/* ---------- 受理范围 ---------- */

.page-contact .contact-scope {
  padding: 68px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-scope__lead {
  margin: 26px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .scope-columns {
  display: grid;
  gap: 0;
  margin: 36px 0 0;
}

.page-contact .scope-col {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.page-contact .scope-col__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .scope-col__title {
  margin: 12px 0 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .scope-col p {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--mute);
}

/* ---------- 其他事项 ---------- */

.page-contact .contact-other {
  padding: 68px 0 56px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-other__grid {
  display: grid;
  gap: 40px;
  align-items: start;
}

.page-contact .contact-other__main p {
  margin: 24px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .contact-other__main .section-head + p {
  margin-top: 26px;
}

.page-contact .contact-other__links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-contact .contact-other__address {
  padding: 26px 0 26px 24px;
  border-left: 1px solid var(--line-cyan);
}

.page-contact .contact-other__address-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--paper-2);
}

.page-contact .contact-other__address-value {
  margin: 14px 0 0;
  font-size: 18px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .contact-other__address-note {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 收束 ---------- */

.page-contact .contact-foot {
  padding: 88px 0 120px;
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(21, 14, 43, 0.55) 0%, rgba(6, 7, 13, 0) 100%);
}

.page-contact .contact-foot__inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.page-contact .contact-foot__text {
  margin: 0;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mute);
}

.page-contact .contact-foot__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 4px;
  transition: color 0.24s ease, border-color 0.24s ease;
}

.page-contact .contact-foot__link:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 焦点可见性 ---------- */

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

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .contact-foot__inner {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 40px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 72px) 0 108px;
  }

  .page-contact .contact-channels,
  .page-contact .contact-hours,
  .page-contact .contact-prep,
  .page-contact .contact-scope,
  .page-contact .contact-other {
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .page-contact .contact-hours__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 72px;
  }

  .page-contact .contact-prep__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 64px;
  }

  .page-contact .contact-other__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 72px;
  }

  .page-contact .scope-columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 44px;
  }

  .page-contact .scope-col {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding: 4px 34px 4px 34px;
  }

  .page-contact .scope-col:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-contact .scope-col:last-child {
    padding-right: 0;
  }

  .page-contact .channel-row {
    grid-template-columns: 56px minmax(0, 1fr) 40px;
    gap: 16px 28px;
    padding: 34px 12px 34px 0;
  }

  .page-contact .contact-other__address {
    padding-left: 32px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__title {
    max-width: 15ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-row,
  .page-contact .channel-row__arrow,
  .page-contact .contact-foot__link {
    transition: none;
  }

  .page-contact .channel-row:hover .channel-row__arrow {
    transform: none;
  }
}