/* ============ 咨询通道 / contact ============ */
.page-contact {
  --pc-max: 1320px;
  --pc-narrow: 38em;
  background: var(--ink);
  color: var(--text);
}

.page-contact .pc-crumbs {
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(6px, 1.4vw, 14px);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-bottom: clamp(44px, 6vw, 88px);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
}

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

.page-contact .pc-hero h1 {
  margin: 14px 0 0;
  color: var(--title);
  max-width: 15em;
}

.page-contact .pc-hero .lede {
  margin: 22px 0 0;
  max-width: 34em;
  color: var(--text);
}

.page-contact .pc-lines {
  margin-top: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--line);
}

.page-contact .pc-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-line__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .pc-line__val {
  flex: 1 1 100%;
  min-width: 0;
  font-size: clamp(17px, 3.6vw, 36px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--accent);
  overflow-wrap: anywhere;
}

.page-contact .pc-copy {
  flex: 0 0 auto;
  margin-left: auto;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-contact .pc-copy:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

.page-contact .pc-copy[data-copied] {
  color: var(--accent);
  border-color: var(--accent);
}

.page-contact .pc-hero__aside {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  min-width: 0;
}

.page-contact .pc-reply {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-contact .pc-reply__k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .pc-reply__v {
  margin: 12px 0 0;
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--title);
}

.page-contact .pc-reply__n {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-hero__media {
  margin: 0;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 2px;
}

/* ---------- 章节通用 ---------- */
.page-contact .pc-sec {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line);
}

.page-contact .pc-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 3vw, 30px);
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .pc-head__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(38px, 6vw, 74px);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--accent);
  opacity: 0.3;
}

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

.page-contact .pc-head__txt h2 {
  margin: 8px 0 0;
  color: var(--title);
  max-width: 18em;
}

/* ---------- 01 渠道 ---------- */
.page-contact .pc-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 30px);
}

.page-contact .pc-card {
  padding: clamp(22px, 3vw, 34px);
  border-radius: 2px;
}

.page-contact .pc-card p {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.95;
  color: var(--text);
}

.page-contact .pc-card__title {
  margin: 16px 0 0;
  font-size: clamp(20px, 2.2vw, 25px);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--title);
}

.page-contact .pc-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-list li {
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .pc-list li::before {
  content: "—";
  margin-right: 10px;
  color: var(--accent-dim);
}

/* ---------- 02 回复节奏 ---------- */
.page-contact .pc-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-bottom: clamp(28px, 4vw, 44px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-contact .pc-stat {
  padding: clamp(22px, 3vw, 34px);
  background: var(--ink-2);
}

.page-contact .pc-stat__n {
  display: block;
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.page-contact .pc-stat__u {
  margin-left: 6px;
  font-size: 0.46em;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .pc-stat__l {
  display: block;
  margin-top: 12px;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-prose {
  max-width: var(--pc-narrow);
}

.page-contact .pc-prose p {
  margin: 0 0 20px;
  font-size: 17px;
  line-height: 1.95;
  color: var(--text);
}

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

/* ---------- 03 提交材料 ---------- */
.page-contact .pc-fields-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .pc-fields-media {
  margin: 0;
  min-width: 0;
}

.page-contact .pc-fields-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-contact .pc-fields {
  min-width: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-field {
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-field__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}

.page-contact .pc-field__num {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.page-contact .pc-field__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--title);
  transition: color 0.16s var(--ease);
}

.page-contact .pc-field__head:hover .pc-field__title {
  color: var(--accent);
}

.page-contact .pc-field__hint {
  margin-left: auto;
  flex: 0 1 auto;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-align: right;
}

.page-contact .pc-field__body {
  padding: 0 0 22px;
}

.page-contact .pc-field__body p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.95;
  color: var(--text);
}

/* ---------- 04 地址 ---------- */
.page-contact .pc-addr {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 30px);
}

.page-contact .pc-addr__card {
  padding: clamp(22px, 3vw, 36px);
  border-radius: 2px;
}

.page-contact .pc-addr__k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.page-contact .pc-addr__v {
  margin: 16px 0 0;
  font-size: clamp(19px, 2.3vw, 26px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--title);
}

.page-contact .pc-addr__n {
  margin: 16px 0 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.9;
}

.page-contact .pc-map {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 190px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-2);
}

.page-contact .pc-map svg {
  width: 100%;
  max-width: 280px;
  height: auto;
}

/* ---------- 05 自助 ---------- */
.page-contact .pc-self {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-self__item {
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-self__link {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 22px 0;
  text-decoration: none;
  color: inherit;
  transition: padding-left 0.16s var(--ease);
}

.page-contact .pc-self__num {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.page-contact .pc-self__t {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--title);
  transition: color 0.16s var(--ease);
}

.page-contact .pc-self__d {
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-self__go {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--accent-dim);
  transition: color 0.16s var(--ease);
}

.page-contact .pc-self__link:hover .pc-self__t,
.page-contact .pc-self__link:hover .pc-self__go {
  color: var(--accent);
}

.page-contact .pc-foot-note {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 28px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-contact .pc-foot-note p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-lines .pc-line__val {
    flex: 1 1 auto;
  }

  .page-contact .pc-copy {
    margin-left: 0;
  }

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

@media (min-width: 760px) {
  .page-contact .pc-self__link {
    grid-template-columns: 44px minmax(0, 200px) minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 6px 24px;
  }

  .page-contact .pc-self__link:hover {
    padding-left: 8px;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .pc-hero__aside {
    padding-top: 6px;
  }

  .page-contact .pc-cards {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: start;
  }

  .page-contact .pc-card--shift {
    margin-top: 44px;
  }

  .page-contact .pc-fields-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    align-items: start;
  }

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

@media (min-width: 1120px) {
  .page-contact .pc-hero {
    padding-top: clamp(20px, 3vw, 40px);
  }

  .page-contact .pc-hero h1 {
    font-size: clamp(48px, 4.6vw, 68px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-copy,
  .page-contact .pc-field__title,
  .page-contact .pc-self__link,
  .page-contact .pc-self__t,
  .page-contact .pc-self__go {
    transition: opacity 0.12s linear;
  }

  .page-contact .pc-self__link:hover {
    padding-left: 0;
  }
}