.page-contact {
  background: var(--salt);
  color: var(--brown);
  font-family: var(--font-sans);
  overflow-x: clip;
}

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

.page-contact .container {
  padding-inline: clamp(20px, 4vw, 56px);
}

.page-contact .container--wide {
  max-width: 1180px;
  margin-inline: auto;
}

.page-contact h2 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.4vw, 42px);
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--sand);
}

.page-contact .eyebrow span {
  color: var(--gold);
  font-weight: 600;
}

.page-contact .eyebrow--blue {
  color: var(--blue-deep);
}

.page-contact .eyebrow--light {
  color: rgba(246, 227, 168, 0.85);
}

.page-contact .section-lede {
  max-width: 52ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: #5A4632;
}

/* ---------- 封面 ---------- */
.page-contact .contact-cover {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 4vw, 52px) 0 clamp(44px, 6vw, 84px);
  color: var(--salt);
  overflow: hidden;
  border-radius: 0 0 var(--radius-l) var(--radius-l);
}

.page-contact .cover-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .cover-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .cover-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 12%, rgba(212, 160, 23, 0.3), transparent 55%),
    linear-gradient(118deg, rgba(31, 26, 21, 0.96) 0%, rgba(59, 36, 18, 0.9) 48%, rgba(139, 90, 43, 0.68) 100%);
}

.page-contact .cover-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  font-size: 13px;
  color: rgba(245, 245, 245, 0.72);
}

.page-contact .crumbs a {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}

.page-contact .crumbs a:hover {
  border-color: var(--gold-soft);
}

.page-contact .crumbs__sep {
  color: rgba(245, 245, 245, 0.4);
}

.page-contact .cover-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--gold-soft);
}

.page-contact .cover-kicker__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(212, 160, 23, 0.7);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-contact h1 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-size: clamp(34px, 5.4vw, 68px);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: 0.005em;
  color: var(--white);
}

.page-contact .cover-lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(245, 245, 245, 0.88);
}

.page-contact .cover-facts {
  list-style: none;
  margin: clamp(26px, 3vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid rgba(246, 227, 168, 0.22);
  padding-top: clamp(18px, 2.5vw, 26px);
}

.page-contact .cover-facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.5vw, 16px);
  color: rgba(245, 245, 245, 0.92);
  overflow-wrap: anywhere;
}

.page-contact .cover-facts span {
  flex: 0 0 auto;
  min-width: 40px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-soft);
}

/* ---------- 问题类型选择 ---------- */
.page-contact .issue-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: clamp(18px, 3vw, 30px);
  border-radius: var(--radius-l);
  border: 1px solid rgba(212, 160, 23, 0.35);
  background: rgba(245, 245, 245, 0.07);
  backdrop-filter: blur(8px);
}

.page-contact .issue-title {
  flex: 1 0 100%;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--gold-soft);
}

.page-contact .issue-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-contact .issue-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(245, 245, 245, 0.32);
  background: rgba(255, 255, 255, 0.05);
  color: var(--salt);
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
    border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .issue-chip:hover {
  background: rgba(212, 160, 23, 0.22);
  border-color: rgba(212, 160, 23, 0.65);
  transform: translateY(-2px);
}

.page-contact .issue-radio:checked + .issue-chip {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--brown);
  font-weight: 600;
}

.page-contact .issue-radio:focus-visible + .issue-chip {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.page-contact .issue-hints {
  flex: 1 0 100%;
  margin-top: 8px;
}

.page-contact .issue-hint {
  display: none;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--gold);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 245, 245, 0.9);
}

.page-contact .issue-hint p {
  margin: 0;
}

.page-contact .hint-title {
  margin-bottom: 6px !important;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold-soft);
}

.page-contact #issue-entry:checked ~ .issue-hints [data-for="entry"],
.page-contact #issue-search:checked ~ .issue-hints [data-for="search"],
.page-contact #issue-download:checked ~ .issue-hints [data-for="download"],
.page-contact #issue-coop:checked ~ .issue-hints [data-for="coop"],
.page-contact #issue-other:checked ~ .issue-hints [data-for="other"] {
  display: block;
}

/* ---------- 直接联系 ---------- */
.page-contact .contact-direct {
  padding: clamp(48px, 7vw, 96px) 0;
  background: var(--salt);
}

.page-contact .direct-head {
  max-width: 60ch;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-contact .direct-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .field-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--sand);
}

.page-contact .mail-value {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.8vw, 32px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .field-note {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: #5A4632;
}

.page-contact .phone-block {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid rgba(139, 90, 43, 0.22);
}

.page-contact .phone-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 54px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--sand);
}

.page-contact .coord-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-l);
  border-top: 3px solid var(--gold);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.page-contact .coord-card::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 160, 23, 0.24), transparent 70%);
}

.page-contact .coord-city {
  position: relative;
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .coord-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .coord-list li {
  display: grid;
  gap: 4px;
  padding-top: 14px;
  border-top: 1px solid rgba(139, 90, 43, 0.16);
}

.page-contact .coord-list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .coord-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
}

.page-contact .coord-val {
  font-size: 15px;
  line-height: 1.6;
  color: var(--brown);
}

/* ---------- 描述问题 ---------- */
.page-contact .contact-brief {
  padding: clamp(48px, 7vw, 92px) 0;
  background: var(--blue-mist);
  border-radius: var(--radius-l);
}

.page-contact .brief-grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-contact .brief-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(18px, 2.5vw, 26px);
}

.page-contact .brief-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-contact .brief-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(212, 160, 23, 0.75);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--gold-deep);
}

.page-contact .brief-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  color: var(--ink);
}

.page-contact .brief-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #4A3A28;
}

.page-contact .brief-figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.page-contact .brief-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .media__caption {
  padding: 16px 20px 20px;
  font-size: 13px;
  line-height: 1.7;
  color: #5A4632;
}

/* ---------- 合作与共建 ---------- */
.page-contact .contact-coop {
  padding: clamp(48px, 7vw, 96px) 0;
  background:
    radial-gradient(circle at 88% 6%, rgba(212, 160, 23, 0.34), transparent 48%),
    linear-gradient(152deg, var(--sand) 0%, #6E4520 58%, var(--brown) 100%);
  color: var(--salt);
}

.page-contact .coop-grid {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
  align-items: start;
}

.page-contact .contact-coop h2 {
  color: var(--white);
  max-width: 20ch;
}

.page-contact .coop-copy p {
  max-width: 48ch;
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 245, 245, 0.86);
}

.page-contact .coop-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-contact .coop-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  font-size: 15px;
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(246, 227, 168, 0.5);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .coop-link:hover {
  color: var(--white);
  border-color: var(--white);
}

.page-contact .coop-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(18px, 2.5vw, 26px);
}

.page-contact .coop-stat {
  padding-left: 18px;
  border-left: 2px solid rgba(212, 160, 23, 0.65);
}

.page-contact .coop-stat__num {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 300;
  line-height: 1;
  color: var(--gold-soft);
}

.page-contact .coop-stat__unit {
  margin-left: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  color: rgba(246, 227, 168, 0.9);
}

.page-contact .coop-stat__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 245, 245, 0.8);
}

/* ---------- 回复节奏与隐私 ---------- */
.page-contact .contact-reply {
  padding: clamp(48px, 7vw, 96px) 0;
  background: var(--salt);
}

.page-contact .reply-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-contact .reply-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .reply-list li {
  display: grid;
  gap: 8px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(139, 90, 43, 0.18);
}

.page-contact .reply-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .reply-time {
  justify-self: start;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--gold-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--brown);
}

.page-contact .reply-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #4A3A28;
}

.page-contact .reply-tip {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #5A4632;
}

.page-contact .reply-tip a {
  color: var(--blue-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .reply-aside {
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-l);
  border-left: 4px solid var(--blue);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.page-contact .reply-aside h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 500;
  color: var(--ink);
}

.page-contact .reply-aside p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: #4A3A28;
}

.page-contact .aside-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 6px;
}

.page-contact .text-link {
  color: var(--blue-deep);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 99, 184, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .text-link:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.page-contact a:focus-visible,
.page-contact .issue-chip:focus-visible {
  outline: 3px solid var(--blue-deep);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 860px) {
  .page-contact .direct-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  }

  .page-contact .brief-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-contact .brief-figure {
    margin-top: 42px;
  }

  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-contact .reply-grid {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, 0.86fr);
  }

  .page-contact .reply-aside {
    margin-top: 34px;
  }
}

@media (min-width: 960px) {
  .page-contact .cover-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(40px, 5vw, 64px);
  }

  .page-contact .issue-picker {
    margin-top: 26px;
  }
}

@media (max-width: 479px) {
  .page-contact .issue-chip {
    padding: 9px 14px;
    font-size: 13px;
  }

  .page-contact .brief-list li {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
  }

  .page-contact .brief-num {
    width: 36px;
    height: 36px;
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .issue-chip,
  .page-contact .coop-link,
  .page-contact .text-link,
  .page-contact .crumbs a {
    transition: none;
  }

  .page-contact .issue-chip:hover {
    transform: none;
  }
}
<<<END>>>