.page-contact {
  display: block;
  color-scheme: dark;
}

.page-contact img {
  max-width: 100%;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 28px;
  padding-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.page-contact .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .breadcrumb__link:hover {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-contact .breadcrumb__sep {
  color: var(--line);
}

.page-contact .breadcrumb__now {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: 32px 0 46px;
  background:
    radial-gradient(880px 320px at 10% -14%, rgba(59, 255, 158, 0.11), transparent 70%),
    radial-gradient(720px 300px at 94% -4%, rgba(142, 123, 255, 0.11), transparent 72%);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-contact .pc-hero__main {
  min-width: 0;
}

.page-contact .pc-hero__index {
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .pc-hero__title {
  margin: 0 0 20px;
  font-size: clamp(38px, 7.2vw, 76px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.page-contact .pc-hero__lead {
  max-width: 62ch;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero__quick a {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .pc-hero__quick a:hover {
  color: var(--bg);
  background: var(--green);
  border-color: var(--green);
}

.page-contact .pc-hero__aside {
  min-width: 0;
  padding: 22px 22px 14px;
  border-top: 2px solid var(--green);
  background: linear-gradient(180deg, rgba(59, 255, 158, 0.08), rgba(14, 24, 48, 0) 78%);
}

.page-contact .pc-hero__aside-index {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dim);
}

.page-contact .pc-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-hero__stat:last-child {
  border-bottom: 0;
}

.page-contact .pc-hero__stat b {
  flex: 0 0 auto;
  min-width: 74px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--green);
}

.page-contact .pc-hero__stat span {
  font-size: 13px;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 通栏横幅 ---------- */
.page-contact .pc-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}

.page-contact .pc-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .pc-banner__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 11px 18px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  background: rgba(7, 11, 20, 0.82);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- 章节标题组 ---------- */
.page-contact .section-head {
  margin-bottom: 24px;
}

.page-contact .section-head__index {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .section-head__title {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-contact .section-head__desc {
  max-width: 60ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 双栏工作区 ---------- */
.page-contact .pc-work {
  padding: 54px 0 8px;
}

.page-contact .pc-work__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 46px;
}

.page-contact .pc-work__left {
  display: flex;
  flex-direction: column;
  gap: 54px;
  min-width: 0;
}

.page-contact .pc-work__right {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

/* ---------- 反馈类型 ---------- */
.page-contact .pc-types {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .pc-type {
  --pc-accent: var(--green);
  position: relative;
  padding: 24px 22px 24px 26px;
  background: var(--bg-2);
  transition: background-color 0.24s var(--ease);
}

.page-contact .pc-type::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--line);
  transition: background-color 0.24s var(--ease);
}

.page-contact .pc-type--green { --pc-accent: var(--green); }
.page-contact .pc-type--orange { --pc-accent: var(--orange); }
.page-contact .pc-type--teal { --pc-accent: var(--teal); }
.page-contact .pc-type--violet { --pc-accent: var(--violet); }

.page-contact .pc-type:hover {
  background: #111d38;
}

.page-contact .pc-type:hover::before {
  background: var(--pc-accent);
}

.page-contact .pc-type__num {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--dim);
  transition: color 0.24s var(--ease);
}

.page-contact .pc-type:hover .pc-type__num {
  color: var(--pc-accent);
}

.page-contact .pc-type__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .pc-type__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-type__text a,
.page-contact .pc-desk__foot a,
.page-contact .pc-side__note a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 229, 208, 0.4);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .pc-type__text a:hover,
.page-contact .pc-desk__foot a:hover,
.page-contact .pc-side__note a:hover {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-contact .pc-type__owner {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

/* ---------- 提交面板 ---------- */
.page-contact .pc-desk {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 26px 22px 28px;
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.page-contact .pc-desk__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .pc-field {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 0;
}

.page-contact .pc-field__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .pc-field__input,
.page-contact .pc-field__select,
.page-contact .pc-field__area {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #0a1020;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .pc-field__area {
  min-height: 116px;
  resize: vertical;
}

.page-contact .pc-field__input::placeholder,
.page-contact .pc-field__area::placeholder {
  color: var(--dim);
}

.page-contact .pc-field__input:focus,
.page-contact .pc-field__select:focus,
.page-contact .pc-field__area:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(59, 255, 158, 0.14);
}

.page-contact .pc-desk__action {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
}

.page-contact .pc-desk__btn {
  align-self: flex-start;
}

.page-contact .pc-desk__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--dim);
}

.page-contact .pc-desk__foot {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}

.page-contact .pc-desk__foot p {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 侧栏卡片 ---------- */
.page-contact .pc-side {
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.page-contact .pc-side--accent {
  border-top: 2px solid var(--teal);
  background: linear-gradient(180deg, rgba(37, 229, 208, 0.07), rgba(14, 24, 48, 0) 62%);
}

.page-contact .pc-side--plain {
  background: transparent;
  border-style: dashed;
}

.page-contact .pc-side__index {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
}

.page-contact .pc-side__title {
  margin: 0 0 16px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .pc-side__list {
  margin: 0;
  padding: 0;
}

.page-contact .pc-side__row {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .pc-side__row dt {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .pc-side__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.03em;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .pc-side__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.78;
  color: var(--dim);
}

.page-contact .pc-side__check {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-side__check li {
  position: relative;
  padding-left: 20px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-side__check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--green);
}

.page-contact .pc-side__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-side__meta li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  justify-content: space-between;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-side__meta li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-side__meta span {
  font-size: 12px;
  color: var(--dim);
}

.page-contact .pc-side__meta b {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
}

/* ---------- 处理流程 ---------- */
.page-contact .pc-flow {
  padding: 64px 0 72px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 24, 48, 0.6), rgba(7, 11, 20, 0) 42%);
}

.page-contact .pc-flow__media {
  position: relative;
  margin: 0 0 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.page-contact .pc-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: cover;
  opacity: 0.78;
}

.page-contact .pc-flow__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 10px 16px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  background: rgba(7, 11, 20, 0.84);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .pc-flow__steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .pc-step {
  position: relative;
  padding: 22px 18px 26px;
  background: var(--bg-2);
  transition: background-color 0.24s var(--ease);
}

.page-contact .pc-step::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  width: 26px;
  height: 2px;
  background: var(--line);
  transition: background-color 0.24s var(--ease);
}

.page-contact .pc-step:hover {
  background: #111d38;
}

.page-contact .pc-step:hover::after {
  background: var(--green);
}

.page-contact .pc-step:hover .pc-step__num {
  color: var(--green);
}

.page-contact .pc-step__num {
  margin: 10px 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--teal);
  transition: color 0.24s var(--ease);
}

.page-contact .pc-step__title {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .pc-step__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 桌面断点 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-desk__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-contact .pc-hero {
    padding: 40px 0 56px;
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
    gap: 58px;
    align-items: end;
  }

  .page-contact .pc-banner__cap {
    padding: 12px 22px;
  }
}

@media (min-width: 980px) {
  .page-contact .pc-work__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .pc-flow__steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-desk {
    padding: 30px 28px 32px;
  }

  .page-contact .pc-side {
    padding: 24px 22px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: 0.01ms !important;
  }
}
</main>