/* ===== 合作与联系页 ===== */
.page-contact {
  --pc-gap: clamp(24px, 3vw, 36px);
  --pc-sticky-top: 108px;
  background: var(--rice);
}

/* --- 首屏 --- */
.page-contact .contact-hero {
  position: relative;
  background: var(--green);
  color: var(--rice);
  border-bottom: 2px solid var(--green-deep);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(232, 214, 169, 0.07) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(232, 214, 169, 0.07) 0 1px, transparent 1px 44px);
  pointer-events: none;
}

.page-contact .contact-hero > .shell {
  position: relative;
  z-index: 1;
  padding-block: clamp(26px, 4vw, 44px) clamp(36px, 5vw, 66px);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-contact .contact-hero__crumb {
  color: var(--gold-light);
  margin-bottom: clamp(22px, 4vw, 40px);
}

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

.page-contact .contact-hero__crumb a:hover,
.page-contact .contact-hero__crumb a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-hero__eyebrow {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-contact .contact-hero h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--rice);
  margin: 0 0 18px;
}

.page-contact .contact-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(247, 242, 231, 0.86);
}

.page-contact .contact-hero__index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--gold-line);
}

.page-contact .contact-hero__index li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--gold-line);
  font-family: var(--serif);
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--gold-light);
}

.page-contact .contact-hero__index .num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--gold);
}

/* --- 主体两栏 --- */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  padding-block: clamp(36px, 5vw, 64px);
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(44px, 5vw, 68px);
  order: 2;
}

.page-contact .contact-aside {
  order: 1;
}

/* --- 分区标题 --- */
.page-contact .block__head {
  border-bottom: 2px solid var(--green);
  padding-bottom: 12px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .block__head .eyebrow {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--clay);
  margin-bottom: 6px;
}

.page-contact .block__head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(23px, 3vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin: 0;
}

/* --- 导语 + 配图 --- */
.page-contact .block__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 26px);
  margin-bottom: clamp(22px, 3.5vw, 34px);
}

.page-contact .block__intro p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .intro-media {
  margin: 0;
  border: 2px solid var(--green);
  box-shadow: var(--hard-shadow);
  overflow: hidden;
}

.page-contact .intro-media img {
  display: block;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* --- 三个合作方向 --- */
.page-contact .directions {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .direction {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--hairline);
}

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

.page-contact .direction__mark {
  width: 48px;
  height: 48px;
  border: 2px solid var(--green);
  border-radius: 50%;
  background: var(--gold-light);
  color: var(--green);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 700;
  line-height: 1;
}

.page-contact .direction h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--green);
  margin: 0 0 8px;
}

.page-contact .direction p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .direction .direction__fit {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .direction__fit b {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--clay);
  border: 1px solid var(--clay);
  padding: 1px 7px;
  margin-right: 8px;
}

/* --- 推进步骤 --- */
.page-contact .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-contact .steps::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 20px;
  width: 1px;
  background: var(--gold-line);
}

.page-contact .step {
  position: relative;
  padding: 0 0 28px 36px;
}

.page-contact .step:last-child {
  padding-bottom: 0;
}

.page-contact .step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 15px;
  height: 15px;
  box-sizing: border-box;
  border: 2px solid var(--green);
  border-radius: 50%;
  background: var(--rice);
}

.page-contact .step:first-child::before {
  background: var(--gold);
  border-color: var(--gold);
}

.page-contact .step h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  margin: 0 0 6px;
}

.page-contact .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone);
}

/* --- 咨询渠道 --- */
.page-contact .channels {
  display: block;
}

.page-contact .channel {
  padding: 20px 0;
  border-top: 1px solid var(--hairline);
}

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

.page-contact .channel__name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 17px;
  color: var(--green);
  margin: 0 0 8px;
}

.page-contact .channel__name::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--gold);
  margin-right: 10px;
  vertical-align: 1px;
}

.page-contact .channel__value {
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--ink);
  word-break: break-all;
  margin: 0 0 8px;
}

.page-contact .channel__value--addr {
  font-family: var(--sans);
  font-size: 15px;
  color: var(--green);
  word-break: break-word;
}

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

.page-contact .channel-tail {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .inline-link {
  color: var(--lapis);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 76, 138, 0.4);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  border-bottom-color: var(--lapis);
}

/* --- 准备材料 --- */
.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-contact .prep-list li {
  background: var(--rice);
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .prep-list li strong {
  display: block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16px;
  color: var(--green);
  margin-bottom: 4px;
}

/* --- 回复节奏 --- */
.page-contact .reply-note {
  border-left: 4px solid var(--gold);
  background: rgba(183, 176, 163, 0.16);
  padding: 20px 22px;
}

.page-contact .reply-note__lead {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--green);
}

.page-contact .reply-note__lead em {
  font-style: normal;
  font-family: var(--mono);
  font-size: 17px;
  color: var(--coral);
}

.page-contact .reply-note p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .reply-note p:last-child {
  margin-bottom: 0;
}

/* --- 常驻联系卡片 --- */
.page-contact .contact-card {
  background: var(--rice);
  border: 2px solid var(--green);
  box-shadow: var(--hard-shadow);
  padding: 22px 20px 20px;
}

.page-contact .contact-card__head {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--green);
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gold);
}

.page-contact .contact-card__row {
  padding: 12px 0;
  border-bottom: 1px dashed var(--hairline);
}

.page-contact .contact-card__key {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--clay);
  margin-bottom: 6px;
}

.page-contact .contact-card__val {
  display: block;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .contact-card__val--addr {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--green);
}

.page-contact .contact-card__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--stone);
}

.page-contact .contact-card__links {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-card__links a {
  display: block;
  border: 2px solid var(--green);
  padding: 10px 14px;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--green);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.page-contact .contact-card__links a:hover,
.page-contact .contact-card__links a:focus-visible {
  background: var(--gold-light);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 rgba(7, 30, 26, 0.18);
}

/* --- 收束图 --- */
.page-contact .closing {
  margin: 0 0 clamp(44px, 6vw, 78px);
  border: 2px solid var(--green);
  overflow: hidden;
}

.page-contact .closing img {
  display: block;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .closing figcaption {
  padding: 14px 18px;
  border-top: 2px solid var(--green);
  background: var(--rice);
  font-size: 14px;
  line-height: 1.85;
  color: var(--stone);
}

/* --- 平板 --- */
@media (min-width: 720px) {
  .page-contact .block__intro {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .step {
    padding-left: 42px;
  }
}

/* --- 桌面 --- */
@media (min-width: 1000px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) 248px;
    align-items: end;
  }

  .page-contact .contact-body {
    grid-template-columns: minmax(0, 1fr) 336px;
    align-items: start;
  }

  .page-contact .contact-main {
    order: 1;
  }

  .page-contact .contact-aside {
    order: 2;
    position: sticky;
    top: var(--pc-sticky-top);
  }
}

/* --- 小屏收窄 --- */
@media (max-width: 520px) {
  .page-contact .direction {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .page-contact .direction__mark {
    width: 42px;
    height: 42px;
    font-size: 19px;
  }

  .page-contact .channel__value {
    font-size: 14px;
  }

  .page-contact .reply-note {
    padding: 18px 16px;
  }

  .page-contact .contact-card {
    padding: 18px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card__links a {
    transition: none;
  }

  .page-contact .contact-card__links a:hover,
  .page-contact .contact-card__links a:focus-visible {
    transform: none;
  }
}