/* ============================================================
   联系我们 —— 页面专属样式（作用域：.page-contact）
   ============================================================ */

.page-contact {
  --pc-dim: rgba(234, 243, 238, .74);
  --pc-faint: rgba(234, 243, 238, .46);
  --pc-ink: #16221E;
  --pc-ink-dim: rgba(22, 34, 30, .68);
  --pc-line: rgba(216, 213, 200, .16);
  background: var(--night);
  color: var(--mint);
  overflow-x: clip;
}

.page-contact .section-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .section-head .rule {
  display: block;
  width: 100%;
  max-width: 220px;
  height: 1px;
  border: 0;
  margin-top: 18px;
  background: currentColor;
  opacity: .26;
  transform-origin: left center;
}

.page-contact .prose {
  max-width: 38em;
  margin: 0 0 clamp(26px, 4vw, 44px);
  font-size: clamp(15.5px, 1.7vw, 17px);
  line-height: 1.85;
}

/* ---------------- 首屏：联系告示板 ---------------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--night);
  padding-bottom: clamp(34px, 6vw, 74px);
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0 0 0 auto;
  width: min(62%, 780px);
  z-index: 0;
  pointer-events: none;
  opacity: .4;
  -webkit-mask-image: linear-gradient(98deg, transparent 0%, #000 52%);
  mask-image: linear-gradient(98deg, transparent 0%, #000 52%);
}

.page-contact .contact-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(.35) brightness(.6) saturate(.72);
}

.page-contact .contact-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero-inner {
  padding-top: clamp(22px, 4vw, 48px);
}

.page-contact .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--pc-faint);
}

.page-contact .breadcrumbs a {
  color: var(--pc-faint);
  text-decoration: none;
  transition: color .25s var(--ease);
}

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

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  opacity: .55;
}

.page-contact h1 {
  margin: 0;
  max-width: 16em;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 76px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact h1 .hl {
  color: var(--whistle);
}

.page-contact .lead {
  max-width: 34em;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: clamp(16px, 1.8vw, 18.5px);
  line-height: 1.85;
  color: var(--pc-dim);
}

/* 渠道卡 */

.page-contact .channel-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(10px, 1.4vw, 16px);
  margin: clamp(30px, 5vw, 56px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  padding: clamp(18px, 2.3vw, 26px);
  border: 1px solid rgba(201, 242, 77, .26);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(18, 58, 50, .92), rgba(11, 42, 37, .94));
  color: var(--mint);
  text-decoration: none;
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}

.page-contact a.channel-card:hover,
.page-contact a.channel-card:focus-visible {
  border-color: var(--whistle-lit);
  background: linear-gradient(180deg, rgba(26, 76, 65, .98), rgba(11, 42, 37, .98));
  transform: translateY(-3px);
  outline: none;
}

.page-contact .channel-card--static {
  border-style: dashed;
  border-color: rgba(201, 242, 77, .2);
}

.page-contact .channel-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--whistle);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 1.85vw, 20px);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-note {
  margin-top: auto;
  padding-top: 4px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pc-dim);
}

/* ---------------- 内容反馈 ---------------- */

.page-contact .contact-feedback {
  --pc-ink-dim: rgba(22, 34, 30, .68);
  background: var(--paper);
  color: var(--pc-ink);
  border-top: 1px solid var(--paper-line);
}

.page-contact .contact-feedback .eyebrow {
  color: var(--field);
}

.page-contact .contact-feedback h2 {
  color: var(--night);
}

.page-contact .contact-feedback .rule {
  color: var(--night);
}

.page-contact h2 {
  margin: 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(25px, 3.5vw, 38px);
  line-height: 1.18;
  letter-spacing: -.01em;
}

.page-contact .feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-contact .filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  padding-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-contact .filter-bar::-webkit-scrollbar {
  display: none;
}

.page-contact .filter-btn {
  flex: 0 0 auto;
  padding: 9px 17px;
  border: 1px solid rgba(11, 42, 37, .22);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--pc-ink);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .filter-btn:hover {
  border-color: var(--night);
}

.page-contact .filter-btn[aria-pressed="true"] {
  background: var(--night);
  border-color: var(--night);
  color: var(--whistle);
}

.page-contact .feedback-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .feedback-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(16px, 2.3vw, 24px);
  background: #FFFFFF;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-md);
}

.page-contact .feedback-item[hidden] {
  display: none;
}

.page-contact .feedback-no {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: #C7D3C8;
}

.page-contact .feedback-body h3 {
  margin: 0 0 8px;
  font-size: clamp(16.5px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--night);
}

.page-contact .feedback-body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pc-ink-dim);
}

.page-contact .feedback-need {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .feedback-need li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pc-ink);
}

.page-contact .feedback-need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--field);
}

.page-contact .feedback-figure {
  margin: 0;
}

.page-contact .feedback-figure .media {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--paper-line);
}

.page-contact .feedback-figure .media img {
  filter: saturate(.85) contrast(1.04);
}

.page-contact .feedback-figure .media-caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--pc-ink-dim);
}

/* ---------------- 订阅与推送 ---------------- */

.page-contact .contact-sub {
  background: var(--field);
  color: var(--mint);
  border-top: 1px solid var(--pc-line);
}

.page-contact .contact-sub .eyebrow {
  color: var(--whistle);
}

.page-contact .contact-sub h2 {
  color: var(--paper);
}

.page-contact .contact-sub .prose {
  color: var(--pc-dim);
}

.page-contact .sub-steps {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 1px;
  list-style: none;
  background: var(--pc-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .sub-steps > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(18px, 2.5vw, 26px);
  background: var(--night);
}

.page-contact .sub-no {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--whistle);
}

.page-contact .sub-steps h3 {
  margin: 0 0 6px;
  font-size: clamp(16px, 1.85vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .sub-steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pc-dim);
}

/* ---------------- 栏目与专题合作 ---------------- */

.page-contact .contact-partner {
  background: var(--indigo);
  color: var(--mint);
}

.page-contact .contact-partner .eyebrow {
  color: var(--whistle);
}

.page-contact .contact-partner h2 {
  color: var(--paper);
}

.page-contact .contact-partner .prose {
  color: var(--pc-dim);
}

.page-contact .contact-partner .rule {
  color: var(--whistle);
}

.page-contact .coop-path {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 26px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-step {
  position: relative;
  padding: clamp(24px, 3vw, 30px) clamp(18px, 2.2vw, 22px) clamp(20px, 2.4vw, 24px);
  background: rgba(245, 242, 231, .06);
  border: 1px solid rgba(245, 242, 231, .18);
  border-radius: var(--radius-md);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}

.page-contact .coop-step:hover {
  background: rgba(245, 242, 231, .1);
  border-color: rgba(201, 242, 77, .4);
}

.page-contact .coop-step::before {
  content: attr(data-step);
  position: absolute;
  top: -11px;
  left: clamp(18px, 2.2vw, 22px);
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--whistle);
  color: var(--night);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
}

.page-contact .coop-step h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 1.85vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .coop-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pc-dim);
}

/* ---------------- 先自助一下 ---------------- */

.page-contact .contact-self {
  background: var(--night);
  color: var(--mint);
}

.page-contact .contact-self h2 {
  color: var(--paper);
}

.page-contact .self-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .self-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid rgba(201, 242, 77, .24);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(18, 58, 50, .92), rgba(11, 42, 37, .94));
  color: var(--mint);
  text-decoration: none;
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}

.page-contact .self-card:hover,
.page-contact .self-card:focus-visible {
  border-color: var(--whistle);
  background: linear-gradient(160deg, rgba(26, 76, 65, 1), rgba(11, 42, 37, 1));
  transform: translateY(-3px);
  outline: none;
}

.page-contact .self-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--whistle);
}

.page-contact .self-card h3 {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .self-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pc-dim);
}

.page-contact .self-go {
  margin-top: auto;
  padding-top: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--whistle);
}

.page-contact .contact-footnote {
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pc-line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-faint);
}

.page-contact .contact-footnote a {
  color: var(--whistle);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 242, 77, .4);
}

.page-contact .contact-footnote a:hover,
.page-contact .contact-footnote a:focus-visible {
  color: var(--whistle-lit);
  border-bottom-color: var(--whistle-lit);
}

/* ---------------- 响应式 ---------------- */

@media (min-width: 700px) {
  .page-contact .channel-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .channel-row > li:last-child {
    grid-column: 1 / -1;
  }

  .page-contact .self-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 920px) {
  .page-contact .channel-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .channel-row > li:last-child {
    grid-column: auto;
  }

  .page-contact .feedback-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, .82fr);
    align-items: start;
  }

  .page-contact .feedback-figure {
    position: sticky;
    top: 104px;
  }

  .page-contact .coop-path {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-contact .coop-path {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .coop-step {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media (max-width: 699px) {
  .page-contact .contact-hero-bg {
    width: 100%;
    opacity: .22;
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 70%);
    mask-image: linear-gradient(180deg, transparent 0%, #000 70%);
  }

  .page-contact .feedback-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .page-contact .feedback-no {
    font-size: 20px;
  }

  .page-contact .sub-steps > li {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}
<<<END>>>