.page-contact {
  --pc-gap: clamp(18px, 2.6vw, 30px);
  --pc-pad: clamp(22px, 4vw, 52px);
  --pc-radius: var(--r-xl);
  background: var(--deep);
  color: var(--ink);
}

.page-contact .breadcrumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(26px, 4.5vw, 58px) clamp(30px, 5vw, 68px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(620px, 78vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(77, 240, 193, 0.16), rgba(37, 38, 90, 0.28) 45%, transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.page-contact .contact-hero__lead .eyebrow {
  color: var(--mint);
  margin-bottom: 14px;
}

.page-contact .display-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  color: var(--mist);
  max-width: 18ch;
}

.page-contact .contact-hero__intro {
  max-width: 52ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 24px;
}

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

.page-contact .contact-hero__flags .pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .contact-hero__figure {
  margin: 0;
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: linear-gradient(150deg, var(--teal), var(--indigo));
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-deep);
}

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

.page-contact .media__caption {
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--sand);
  background: rgba(7, 26, 43, 0.72);
}

/* ---------- 客服邮箱与回访 ---------- */
.page-contact .contact-channel {
  width: min(calc(100% - 32px), var(--shell));
  margin-inline: auto;
  padding: var(--pc-pad);
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 8%, rgba(255, 106, 42, 0.16), transparent 58%),
    linear-gradient(152deg, var(--teal), #0a2c33 58%, var(--indigo));
  box-shadow: var(--shadow-deep);
}

.page-contact .contact-channel__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-mail__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  color: var(--mist);
  letter-spacing: 0.01em;
}

.page-contact .contact-mail__address {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(19px, 3.6vw, 36px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--orange);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-mail__hint {
  margin: 0 0 12px;
  max-width: 46ch;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .contact-mail__note {
  margin: 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-mute);
  padding-left: 14px;
  border-left: 2px solid var(--mint);
}

.page-contact .contact-channel__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .contact-callback {
  padding: 22px 22px 24px;
  border-radius: var(--r-lg);
  background: rgba(7, 26, 43, 0.58);
  border: 1px solid var(--line);
}

.page-contact .contact-callback .pill {
  margin-bottom: 14px;
}

.page-contact .contact-callback .card__title {
  margin: 0 0 12px;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .contact-callback p {
  margin: 0 0 10px;
  line-height: 1.8;
  color: var(--ink-soft);
  font-size: 15px;
}

.page-contact .contact-callback .contact-callback__meta {
  margin-bottom: 0;
  font-size: 13px;
  color: var(--ink-mute);
}

.page-contact .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--mint);
}

.page-contact .contact-channel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(7, 26, 43, 0.42);
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-contact .contact-chip:hover,
.page-contact .contact-chip:focus-visible {
  border-color: var(--mint);
  color: var(--mint);
  background: rgba(77, 240, 193, 0.1);
}

/* ---------- 章节头 ---------- */
.page-contact .contact-section-head {
  margin-bottom: clamp(20px, 3vw, 34px);
  max-width: 60ch;
}

.page-contact .contact-section-head .eyebrow {
  color: var(--mint);
  margin-bottom: 12px;
}

.page-contact .contact-section-head__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .contact-section-head__text {
  margin: 0;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 反馈类型 ---------- */
.page-contact .contact-types {
  padding-block: clamp(34px, 5vw, 62px);
}

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

.page-contact .type-card {
  position: relative;
  padding: 24px 22px 26px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-contact .type-card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--mint);
  opacity: 0.85;
}

.page-contact .type-card--a {
  background: linear-gradient(158deg, rgba(14, 59, 67, 0.95), rgba(7, 26, 43, 0.98));
}

.page-contact .type-card--b {
  background: linear-gradient(158deg, rgba(37, 38, 90, 0.96), rgba(7, 26, 43, 0.98));
}

.page-contact .type-card--b::after {
  background: var(--sand);
}

.page-contact .type-card--c {
  background: linear-gradient(158deg, rgba(90, 31, 46, 0.9), rgba(7, 26, 43, 0.98));
}

.page-contact .type-card--c::after {
  background: var(--sand);
}

.page-contact .type-card--d {
  background: linear-gradient(158deg, rgba(14, 59, 67, 0.9), rgba(37, 38, 90, 0.9));
}

.page-contact .type-card--d::after {
  background: var(--orange);
}

.page-contact .type-card .pill {
  margin-bottom: 14px;
}

.page-contact .type-card .card__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .type-card p {
  margin: 0 0 12px;
  line-height: 1.8;
  color: var(--ink-soft);
  font-size: 15px;
}

.page-contact .type-card__list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .type-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-contact .type-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  opacity: 0.85;
}

.page-contact .type-card .card__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--sand);
}

/* ---------- 纠错清单 ---------- */
.page-contact .contact-template {
  width: min(calc(100% - 32px), var(--shell));
  margin-inline: auto;
  padding: var(--pc-pad);
  border-radius: var(--pc-radius);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(circle at 6% 92%, rgba(77, 240, 193, 0.14), transparent 55%),
    linear-gradient(160deg, var(--indigo), #1a1b40 62%, var(--teal));
  box-shadow: var(--shadow-soft);
}

.page-contact .contact-template__grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-template__intro .eyebrow {
  color: var(--sand);
  margin-bottom: 12px;
}

.page-contact .contact-template__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.24;
  color: var(--mist);
}

.page-contact .contact-template__intro p {
  margin: 0 0 20px;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 44ch;
}

.page-contact .contact-template__fields {
  display: grid;
  gap: 12px;
}

.page-contact .field-card {
  display: grid;
  gap: 6px;
  padding: 15px 18px;
  border-radius: var(--r-md);
  background: rgba(7, 26, 43, 0.6);
  border: 1px solid var(--line-soft);
  border-left: 3px solid rgba(77, 240, 193, 0.55);
}

.page-contact .field-card__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mint);
}

.page-contact .field-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-contact .snippet-wrap {
  margin-top: 6px;
  padding: 18px 20px 20px;
  border-radius: var(--r-md);
  background: rgba(7, 26, 43, 0.72);
  border: 1px solid var(--line-soft);
}

.page-contact .snippet-wrap__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sand);
}

.page-contact .snippet {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 2;
  color: var(--ink-soft);
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* ---------- 处理流程 ---------- */
.page-contact .contact-flow {
  padding-block: clamp(34px, 5vw, 66px);
}

.page-contact .flow {
  margin: 0 0 clamp(22px, 3vw, 34px);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .flow__step {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--r-lg);
  background: rgba(14, 59, 67, 0.46);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--mint);
}

.page-contact .flow__step:nth-child(3) {
  border-top-color: var(--orange);
}

.page-contact .flow__step:nth-child(4) {
  border-top-color: var(--sand);
}

.page-contact .flow__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.12em;
  color: var(--mint);
}

.page-contact .flow__step:nth-child(3) .flow__num {
  color: var(--orange);
}

.page-contact .flow__step:nth-child(4) .flow__num {
  color: var(--sand);
}

.page-contact .flow__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .flow__step p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .flow__step .pill {
  font-size: 11.5px;
}

.page-contact .contact-flow__figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 12 / 5;
  border: 1px solid var(--line-soft);
  background: linear-gradient(140deg, var(--teal), var(--indigo));
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-place {
  width: min(calc(100% - 32px), var(--shell));
  margin-inline: auto;
  padding: var(--pc-pad);
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: linear-gradient(140deg, var(--teal), #09262d 70%);
}

.page-contact .contact-place__grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-place__card .eyebrow {
  color: var(--sand);
  margin-bottom: 14px;
}

.page-contact .contact-place__address {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 28px);
  line-height: 1.45;
  color: var(--mist);
}

.page-contact .contact-place__text {
  margin: 0 0 16px;
  max-width: 48ch;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .contact-place__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 240, 193, 0.4);
  padding-bottom: 3px;
}

.page-contact .contact-place__link:hover,
.page-contact .contact-place__link:focus-visible {
  color: var(--mist);
  border-bottom-color: var(--mist);
}

.page-contact .contact-place__meta {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
  align-content: start;
}

.page-contact .coord {
  padding: 14px 16px;
  border-radius: var(--r-sm);
  background: rgba(7, 26, 43, 0.5);
  border-left: 2px solid rgba(217, 201, 163, 0.55);
}

.page-contact .coord__key {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sand);
}

.page-contact .coord__val {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .coord__val.mono {
  font-family: var(--font-mono);
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}

/* ---------- 常见问题 ---------- */
.page-contact .contact-faq {
  padding-block: clamp(34px, 5vw, 66px);
}

.page-contact .contact-faq__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-faq__head .eyebrow {
  color: var(--mint);
  margin-bottom: 12px;
}

.page-contact .contact-faq__text {
  margin: 0;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 40ch;
}

.page-contact .faq {
  display: grid;
  gap: 10px;
}

.page-contact .faq__item {
  padding: 0 18px;
  border-radius: var(--r-md);
  background: rgba(14, 59, 67, 0.4);
  border: 1px solid var(--line-soft);
}

.page-contact .faq__item[open] {
  border-color: rgba(77, 240, 193, 0.34);
}

.page-contact .faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--mist);
}

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

.page-contact .faq__q::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--orange);
}

.page-contact .faq__item[open] .faq__q::after {
  content: "－";
}

.page-contact .faq__a {
  margin: 0;
  padding: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .faq__q:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 4px;
}

/* ---------- 返回顶部 ---------- */
.page-contact .back-to-top {
  display: none;
  margin: 0 auto 40px;
  width: max-content;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mint);
  text-decoration: none;
}

.page-contact .back-to-top[data-visible] {
  display: block;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-place__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: end;
  }

  .page-contact .contact-hero__lead {
    grid-column: 1 / span 7;
  }

  .page-contact .contact-hero__figure {
    grid-column: 9 / span 4;
    align-self: end;
  }

  .page-contact .contact-channel__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-types__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .type-card--a {
    grid-column: span 7;
  }

  .page-contact .type-card--b {
    grid-column: span 5;
  }

  .page-contact .type-card--c {
    grid-column: span 5;
  }

  .page-contact .type-card--d {
    grid-column: span 7;
  }

  .page-contact .contact-template__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-place__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-faq__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

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

@media (min-width: 1020px) {
  .page-contact .contact-place__card {
    padding-right: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-chip,
  .page-contact .contact-place__link {
    transition: none;
  }
}