.page-contact {
  --pc-line: rgba(232, 178, 74, 0.22);
  --pc-soft: rgba(232, 178, 74, 0.12);
  --pc-gap: clamp(18px, 3.4vw, 40px);
  --pc-radius: 2px;
  background: var(--ink);
  color: var(--dim);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding-block: clamp(16px, 2.6vw, 26px) 0;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(32px, 5vw, 64px) clamp(34px, 6vw, 76px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto -20%;
  height: 130%;
  background:
    radial-gradient(58% 62% at 84% 8%, rgba(232, 178, 74, 0.2), transparent 62%),
    radial-gradient(46% 50% at 4% 96%, rgba(122, 46, 34, 0.24), transparent 66%);
  pointer-events: none;
  z-index: -1;
}

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

.page-contact .hero-title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2rem, 6.6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 12px 0 20px;
}

.page-contact .hero-lede {
  max-width: 36em;
  font-size: clamp(0.94rem, 1.6vw, 1.04rem);
  line-height: 1.85;
  color: var(--dim);
  margin: 0;
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .hero-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: rgba(201, 192, 175, 0.7);
}

.page-contact .brief-figure {
  margin: 0;
  position: relative;
}

.page-contact .brief-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  box-shadow: 0 26px 64px rgba(0, 0, 0, 0.58), 0 0 0 1px rgba(255, 217, 138, 0.08);
  transform: rotate(-3deg);
  transition: transform 0.55s var(--ease);
}

.page-contact .brief-figure:hover img {
  transform: rotate(-1deg);
}

.page-contact .brief-figure figcaption {
  margin-top: 16px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(201, 192, 175, 0.62);
}

/* ---------- 编号索引条 ---------- */
.page-contact .jump-strip {
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
  background: linear-gradient(90deg, rgba(232, 178, 74, 0.09), rgba(232, 178, 74, 0.01) 62%, transparent);
}

.page-contact .jump-strip__inner {
  display: flex;
  gap: clamp(16px, 3vw, 42px);
  padding-block: 14px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-contact .jump-strip__inner::-webkit-scrollbar {
  display: none;
}

.page-contact .jump-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 3px;
  font-size: 0.82rem;
  color: var(--dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .jump-link .mono {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-contact .jump-link:hover,
.page-contact .jump-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--amber);
}

/* ---------- 章节通用 ---------- */
.page-contact .section-head {
  max-width: 44rem;
  margin-bottom: clamp(24px, 4vw, 46px);
}

.page-contact .section-head h2,
.page-contact .apply-main h2,
.page-contact .coop-main h2 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(1.55rem, 4vw, 2.5rem);
  line-height: 1.22;
  color: var(--paper);
  margin: 10px 0 14px;
}

.page-contact .section-head p,
.page-contact .apply-main > p,
.page-contact .coop-main > p {
  max-width: 36em;
  font-size: 0.94rem;
  line-height: 1.85;
  margin: 0;
}

/* ---------- 01 说明构成 ---------- */
.page-contact .brief-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 22px);
}

.page-contact .brief-item {
  padding: 22px 20px 26px;
  border: 1px solid var(--pc-soft);
  border-top: 2px solid var(--amber);
  border-radius: var(--pc-radius);
  background: linear-gradient(180deg, rgba(232, 178, 74, 0.085), rgba(232, 178, 74, 0.012) 78%);
}

.page-contact .brief-item__num {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  color: var(--amber);
}

.page-contact .brief-item h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.15rem;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-contact .brief-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ---------- 02 申请方式 ---------- */
.page-contact .apply-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .step-list {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding-block: 18px;
  border-top: 1px solid var(--pc-soft);
}

.page-contact .step:last-child {
  border-bottom: 1px solid var(--pc-soft);
}

.page-contact .step__num {
  padding-top: 4px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-contact .step h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.04rem;
  color: var(--paper);
  margin: 0 0 7px;
}

.page-contact .step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-contact .deadline-card {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  background: linear-gradient(158deg, rgba(232, 178, 74, 0.17), rgba(232, 178, 74, 0.03) 56%, transparent 92%);
  box-shadow: inset 0 0 0 1px rgba(255, 217, 138, 0.06);
}

.page-contact .deadline-card__label {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .deadline-card__num {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(3rem, 9vw, 4.2rem);
  line-height: 1;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-contact .deadline-card__num small {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--dim);
  margin-left: 10px;
}

.page-contact .deadline-card__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.85;
  color: var(--dim);
}

/* ---------- 03 合作方向 + 联系渠道 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
}

.page-contact .coop-list {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .coop-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 16px;
  border-left: 1px solid var(--pc-soft);
  border-bottom: 1px solid var(--pc-soft);
  transition: background 0.3s var(--ease), border-left-color 0.3s var(--ease);
}

.page-contact .coop-item:first-child {
  border-top: 1px solid var(--pc-soft);
}

.page-contact .coop-item:hover,
.page-contact .coop-item:focus-within {
  background: rgba(232, 178, 74, 0.06);
  border-left-color: var(--amber);
}

.page-contact .coop-item__num {
  padding-top: 4px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-contact .coop-item h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.08rem;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-contact .coop-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-contact .coop-item .coop-item__who {
  margin-top: 9px;
  font-size: 0.82rem;
  color: var(--amber);
}

.page-contact .channel-sheet {
  border-radius: var(--pc-radius);
  border: 1px solid rgba(36, 31, 24, 0.22);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.page-contact .channel-sheet h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.16rem;
  color: var(--dark-text);
  margin: 0 0 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(36, 31, 24, 0.2);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .channel-list li {
  padding-block: 12px;
  border-bottom: 1px dashed rgba(36, 31, 24, 0.2);
}

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

.page-contact .channel-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-contact .channel-value {
  display: block;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--dark-text);
  overflow-wrap: anywhere;
}

.page-contact .channel-note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(36, 31, 24, 0.18);
  font-size: 0.8rem;
  line-height: 1.8;
  color: rgba(36, 31, 24, 0.78);
}

.page-contact .channel-figure {
  margin: clamp(18px, 3vw, 26px) 0 0;
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin-inline: auto;
  border: 1px solid var(--pc-soft);
  border-radius: var(--pc-radius);
  object-fit: cover;
}

.page-contact .channel-figure figcaption {
  margin-top: 10px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: rgba(201, 192, 175, 0.6);
}

.page-contact .checklist {
  margin-top: clamp(22px, 3.4vw, 30px);
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  background: linear-gradient(180deg, rgba(232, 178, 74, 0.07), transparent 84%);
}

.page-contact .checklist h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.04rem;
  color: var(--paper);
  margin: 0 0 16px;
}

.page-contact .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .check-item {
  position: relative;
  padding-left: 27px;
  margin-bottom: 11px;
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-contact .check-item:last-child {
  margin-bottom: 0;
}

.page-contact .check-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  border: 1px solid var(--amber);
  border-radius: 1px;
  background: rgba(232, 178, 74, 0.09);
}

/* ---------- 04 场景速查 ---------- */
.page-contact .scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 22px);
}

.page-contact .scene {
  padding: clamp(18px, 2.8vw, 26px);
  border: 1px solid var(--pc-soft);
  border-top: 2px solid var(--clay);
  border-radius: var(--pc-radius);
  background: var(--ink-2);
  transition: background 0.3s var(--ease);
}

.page-contact .scene:nth-child(2) {
  border-top-color: var(--jade);
}

.page-contact .scene:nth-child(3) {
  border-top-color: var(--amber);
}

.page-contact .scene:hover {
  background: var(--ink-3);
}

.page-contact .scene__tag {
  margin: 0 0 12px;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .scene:nth-child(1) .scene__tag {
  color: #C08474;
}

.page-contact .scene:nth-child(2) .scene__tag {
  color: #6FBBAE;
}

.page-contact .scene h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.08rem;
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-contact .scene p {
  margin: 0;
  font-size: 0.885rem;
  line-height: 1.8;
}

.page-contact .scene a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 178, 74, 0.45);
}

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

/* ---------- 收束 ---------- */
.page-contact .closing {
  border-top: 1px solid var(--pc-line);
  background: linear-gradient(102deg, rgba(232, 178, 74, 0.11), rgba(232, 178, 74, 0.01) 68%, transparent);
}

.page-contact .closing__inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-contact .closing__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(1.15rem, 2.8vw, 1.6rem);
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .brief-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    padding-bottom: 58px;
  }

  .page-contact .brief-item:nth-child(2) {
    margin-top: 28px;
  }

  .page-contact .brief-item:nth-child(3) {
    margin-top: 56px;
  }

  .page-contact .scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

  .page-contact .apply-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-contact .closing__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 980px) {
  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4.4fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .brief-figure img,
  .page-contact .brief-figure:hover img,
  .page-contact .coop-item,
  .page-contact .scene,
  .page-contact .jump-link {
    transition: none;
  }

  .page-contact .brief-figure img {
    transform: none;
  }
}
<<<END>>>