/* ===== 咨询通道 / 页面专属样式 ===== */

.page-contact {
  --c-radius: 20px 6px 20px 6px;
  --c-radius-lg: 26px 8px 26px 8px;
  --c-ink-soft: #46534E;
  --c-shadow: 0 22px 44px -34px rgba(0, 0, 0, .95);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-contact .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .crumbs a {
  color: var(--flood);
  text-decoration: none;
}

.page-contact .crumbs a:hover,
.page-contact .crumbs a:focus-visible {
  color: var(--zest);
}

.page-contact .crumbs [aria-current="page"] {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-bottom: clamp(34px, 5vw, 66px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  margin-top: clamp(24px, 3.4vw, 40px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  max-width: 18ch;
}

.page-contact .contact-hero__lede {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 52ch;
}

.page-contact .contact-hero__aside {
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 3vw, 28px);
}

.page-contact .hero-index {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-index li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  color: var(--mist);
}

.page-contact .hero-index .num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--zest);
}

.page-contact .hero-aside__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 三个入口 ---------- */
.page-contact .contact-channels__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 28px;
}

.page-contact .contact-channels__note {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}

.page-contact .channel-deck {
  display: grid;
  gap: 18px;
  margin: clamp(30px, 4.4vw, 50px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3.2vw, 30px);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink-800);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
}

.page-contact .channel-card--phone {
  background: var(--paper-2);
}

.page-contact .channel-card .tag {
  align-self: flex-start;
}

.page-contact .channel-card__name {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.5;
  word-break: break-word;
  color: var(--ink-800);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.page-contact .channel-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* ---------- 城市氛围图 ---------- */
.page-contact .contact-atmos {
  margin: clamp(38px, 5.4vw, 66px) 0 0;
}

.page-contact .contact-atmos img {
  border: 1px solid var(--line);
}

/* ---------- 来信指南 ---------- */
.page-contact .guide-head {
  max-width: 58ch;
}

.page-contact .guide-head__note {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.page-contact .letter-steps {
  display: grid;
  gap: 0;
  margin: clamp(30px, 4.2vw, 48px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-2);
}

.page-contact .letter-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 18px;
  padding: clamp(20px, 2.8vw, 28px) 0;
  border-bottom: 1px solid var(--paper-2);
}

.page-contact .letter-step__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink-800);
}

.page-contact .letter-step__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 19px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .letter-step__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-contact .letter-demo {
  margin: clamp(32px, 4.4vw, 54px) 0 0;
  max-width: 760px;
}

/* ---------- 回复节奏 ---------- */
.page-contact .rhythm__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-contact .rhythm__lede {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 40ch;
}

.page-contact .rhythm__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .rhythm__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 18px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .rhythm__mark {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--zest);
  padding-top: 4px;
  white-space: nowrap;
}

.page-contact .rhythm__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--mist);
}

.page-contact .rhythm__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .coop__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-contact .coop__note {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink-soft);
  max-width: 34ch;
}

.page-contact .coop-list {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-list__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  padding-left: 14px;
  border-left: 3px solid var(--ember);
  line-height: 1.4;
}

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

.page-contact .coop__mail {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 18px 20px;
  background: var(--paper-2);
  border-radius: var(--c-radius);
}

.page-contact .coop__mail-k {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-ink-soft);
}

.page-contact .coop__mail a {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 17px);
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--ember);
  word-break: break-all;
}

.page-contact .coop__mail a:hover,
.page-contact .coop__mail a:focus-visible {
  color: var(--ink-800);
  border-color: var(--ink-800);
}

/* ---------- 先看看这些问题 ---------- */
.page-contact .contact-faq__panel {
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--c-radius-lg);
  background:
    linear-gradient(155deg, rgba(232, 255, 82, .08) 0%, rgba(232, 255, 82, 0) 58%),
    var(--ink-850);
}

.page-contact .contact-faq__text p {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 46ch;
}

.page-contact .faq-links {
  display: grid;
  gap: 0;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .faq-links a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  color: var(--mist);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .faq-links a::before {
  content: "→";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--flood);
  flex: none;
}

.page-contact .faq-links a:hover,
.page-contact .faq-links a:focus-visible {
  color: var(--zest);
  border-color: var(--zest);
}

.page-contact .faq-links a:hover::before,
.page-contact .faq-links a:focus-visible::before {
  color: var(--zest);
}

.page-contact .contact-faq__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(24px, 3.4vw, 34px);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-hero__aside {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: clamp(16px, 2.4vw, 28px);
  }

  .page-contact .channel-deck {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .channel-card--phone {
    margin-top: 28px;
  }

  .page-contact .channel-card--addr {
    margin-top: 58px;
  }

  .page-contact .letter-step {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 6px 26px;
  }

  .page-contact .rhythm__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-contact .coop__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .page-contact .contact-faq__panel {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    column-gap: clamp(28px, 4vw, 54px);
    align-items: start;
  }

  .page-contact .contact-faq__actions {
    grid-column: 2 / -1;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
  }

  .page-contact .channel-card--phone {
    margin-top: 36px;
  }

  .page-contact .channel-card--addr {
    margin-top: 72px;
  }
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-contact .hero-index li {
    font-size: 15px;
  }

  .page-contact .letter-step,
  .page-contact .rhythm__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-contact .contact-faq__actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
}
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