.page-contact {
  --pc-line: rgba(244, 241, 234, 0.14);
  --pc-line-soft: rgba(201, 207, 216, 0.42);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.page-contact .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: 108px 0 64px;
  background:
    radial-gradient(120% 90% at 82% 0%, rgba(232, 182, 90, 0.13), transparent 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(30, 58, 95, 0.55), transparent 60%),
    var(--ink);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-contact .breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(244, 241, 234, 0.62);
}

.page-contact .breadcrumbs li + li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--coral);
}

.page-contact .breadcrumbs a {
  color: var(--gold-soft);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: 32px;
}

.page-contact .pc-hero__lead h1 {
  margin: 14px 0 20px;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--cream);
  max-width: 16em;
}

.page-contact .pc-hero__text {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244, 241, 234, 0.76);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .pc-hero__figure {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-gold);
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 5;
}

.page-contact .pc-facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-facts li {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pc-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(244, 241, 234, 0.66);
}

.page-contact .pc-facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-facts .num {
  font-size: 26px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.01em;
}

/* ---------- 区块通用 ---------- */
.page-contact .pc-section-head {
  max-width: 62ch;
  margin-bottom: 32px;
}

.page-contact .pc-section-head .section-title {
  margin: 12px 0 12px;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-contact .pc-section-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 241, 234, 0.72);
}

.page-contact .pc-section-head--light .section-title {
  color: var(--graphite);
}

.page-contact .pc-section-head--light .section-lead,
.page-contact .pc-section-head--light .pc-section-lead {
  color: rgba(16, 22, 31, 0.72);
}

.page-contact .pc-section-head--light .eyebrow {
  color: #8a5a12;
}

.page-contact .pc-inline-link {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 1px;
}

.page-contact .pc-section-head--light .pc-inline-link,
.page-contact .pc-flow .pc-inline-link,
.page-contact .pc-faq .pc-inline-link {
  color: #8a5a12;
  border-bottom-color: rgba(138, 90, 18, 0.4);
}

.page-contact .pc-inline-link:hover {
  color: var(--gold);
}

/* ---------- 合作方式 + 材料清单 ---------- */
.page-contact .pc-collab {
  padding: 64px 0 72px;
  background: var(--ink);
}

.page-contact .pc-duo {
  display: grid;
  gap: 28px;
}

.page-contact .pc-ways {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .pc-way {
  padding: 22px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  background: var(--ink-2);
  box-shadow: var(--shadow-1);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .pc-way:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold);
}

.page-contact .pc-way--focus {
  padding: 28px 22px;
  background:
    linear-gradient(158deg, rgba(232, 182, 90, 0.16), rgba(22, 38, 63, 0.94) 56%),
    var(--ink-2);
  border-color: var(--line-gold);
}

.page-contact .pc-way__title {
  margin: 16px 0 14px;
  font-size: 19px;
  line-height: 1.36;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-contact .pc-way--focus .pc-way__title {
  font-size: 22px;
  color: var(--gold-soft);
}

.page-contact .pc-way p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.72);
}

.page-contact .pc-way p:last-child {
  margin-bottom: 0;
}

.page-contact .pc-way strong {
  color: rgba(244, 241, 234, 0.94);
  font-weight: 600;
}

/* 材料清单 */
.page-contact .pc-kit {
  padding: 24px 20px 26px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  background: rgba(22, 38, 63, 0.72);
  box-shadow: var(--shadow-1);
}

.page-contact .pc-kit__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--gold-soft);
}

.page-contact .pc-kit__intro {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 241, 234, 0.66);
}

.page-contact .pc-kit > input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .pc-kit__switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-contact .pc-kit__switch label {
  cursor: pointer;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--pc-line);
  font-size: 13px;
  line-height: 1.4;
  color: rgba(244, 241, 234, 0.7);
  background: transparent;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .pc-kit__switch label:hover {
  border-color: var(--line-gold);
  color: var(--gold-soft);
}

.page-contact .pc-kit__panel {
  display: none;
}

.page-contact #kit-brand:checked ~ #panel-brand,
.page-contact #kit-event:checked ~ #panel-event,
.page-contact #kit-entry:checked ~ #panel-entry {
  display: block;
}

.page-contact #kit-brand:checked ~ .pc-kit__switch label[for="kit-brand"],
.page-contact #kit-event:checked ~ .pc-kit__switch label[for="kit-event"],
.page-contact #kit-entry:checked ~ .pc-kit__switch label[for="kit-entry"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
  font-weight: 600;
}

.page-contact #kit-brand:focus-visible ~ .pc-kit__switch label[for="kit-brand"],
.page-contact #kit-event:focus-visible ~ .pc-kit__switch label[for="kit-event"],
.page-contact #kit-entry:focus-visible ~ .pc-kit__switch label[for="kit-entry"] {
  outline: 2px solid var(--gold-soft);
  outline-offset: 3px;
}

.page-contact .pc-kit__fit {
  margin: 0 0 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--celadon);
  border-left: 2px solid var(--celadon);
  padding-left: 10px;
}

.page-contact .pc-kit__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-kit__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 241, 234, 0.84);
}

.page-contact .pc-kit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--coral);
}

.page-contact .pc-kit__miss {
  margin: 0;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(240, 113, 78, 0.1);
  border: 1px solid rgba(240, 113, 78, 0.32);
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(244, 241, 234, 0.82);
}

.page-contact .pc-kit__miss strong {
  color: var(--coral);
  font-weight: 600;
}

.page-contact .pc-kit__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244, 241, 234, 0.6);
}

/* ---------- 流程 ---------- */
.page-contact .pc-flow {
  padding: 64px 0 72px;
  background: var(--cream);
  color: var(--graphite);
  border-top: 1px solid var(--line-gold);
  border-bottom: 1px solid var(--line-gold);
}

.page-contact .pc-flow .eyebrow {
  color: #8a5a12;
}

.page-contact .pc-flow__figure {
  margin: 0 0 32px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

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

.page-contact .pc-flow__figure .media__caption {
  display: block;
  padding: 10px 14px;
  font-size: 12.5px;
  color: rgba(16, 22, 31, 0.6);
  background: rgba(255, 255, 255, 0.5);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.page-contact .pc-step {
  position: relative;
  padding-top: 26px;
}

.page-contact .pc-step::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line);
}

.page-contact .pc-step::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--celadon);
  box-shadow: 0 0 0 4px rgba(79, 169, 139, 0.18);
  transition: box-shadow 180ms var(--ease);
}

.page-contact .pc-step:hover::after {
  box-shadow: 0 0 0 7px rgba(79, 169, 139, 0.26);
}

.page-contact .pc-step__num {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--coral);
}

.page-contact .pc-step__title {
  margin: 6px 0 4px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--graphite);
}

.page-contact .pc-step__time {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: rgba(16, 22, 31, 0.56);
}

.page-contact .pc-step__text {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(16, 22, 31, 0.78);
}

.page-contact .pc-step__partner {
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid rgba(79, 169, 139, 0.4);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(16, 22, 31, 0.6);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .pc-step:hover .pc-step__partner {
  color: var(--graphite);
  border-left-color: var(--celadon);
}

.page-contact .pc-flow__note {
  margin: 32px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(16, 22, 31, 0.68);
}

/* ---------- 协助 ---------- */
.page-contact .pc-help {
  padding: 64px 0 72px;
  background:
    radial-gradient(100% 70% at 100% 0%, rgba(30, 58, 95, 0.7), transparent 62%),
    var(--ink);
}

.page-contact .pc-help__grid {
  display: grid;
  gap: 16px;
}

.page-contact .pc-help__col {
  padding: 24px 20px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius);
  background: rgba(22, 38, 63, 0.6);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .pc-help__head {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--gold-soft);
}

.page-contact .pc-help__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.72);
}

.page-contact .pc-channel {
  display: grid;
  gap: 4px;
  margin-top: auto;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid var(--line-gold);
  background: rgba(14, 27, 46, 0.72);
  text-decoration: none;
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  border-color: var(--gold-soft);
  background: rgba(30, 58, 95, 0.72);
}

.page-contact .pc-channel__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(244, 241, 234, 0.5);
}

.page-contact .pc-channel__value {
  font-size: 16px;
  font-weight: 700;
  color: var(--cream);
  word-break: break-all;
}

.page-contact .pc-channel__value.num {
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--gold);
}

.page-contact .pc-channel__note {
  font-size: 12.5px;
  color: rgba(244, 241, 234, 0.56);
}

.page-contact .pc-help__tip {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.68);
}

.page-contact .pc-contact-band {
  margin-top: 36px;
  display: grid;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(232, 182, 90, 0.12), rgba(14, 27, 46, 0.94) 62%);
  overflow: hidden;
}

.page-contact .pc-cband__item {
  display: grid;
  gap: 6px;
  padding: 20px 22px;
}

.page-contact .pc-cband__item + .pc-cband__item {
  border-top: 1px solid rgba(232, 182, 90, 0.22);
}

.page-contact .pc-cband__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .pc-cband__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--cream);
  word-break: break-all;
}

.page-contact .pc-cband__value.num {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-contact .pc-contact-band__note {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.5);
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq {
  padding: 64px 0 80px;
  background: var(--cream);
  color: var(--graphite);
}

.page-contact .pc-faq__list {
  border-top: 1px solid var(--line);
}

.page-contact .pc-faq__item {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.page-contact .pc-faq__item summary {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--graphite);
}

.page-contact .pc-faq__item summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-faq__item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  color: var(--coral);
  transition: transform 180ms var(--ease);
}

.page-contact .pc-faq__item[open] summary::after {
  content: "–";
}

.page-contact .pc-faq__item summary:hover {
  color: #8a5a12;
}

.page-contact .pc-faq__item p {
  margin: 12px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(16, 22, 31, 0.74);
}

.page-contact .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-contact .eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  flex: 0 0 auto;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-hero {
    padding: 120px 0 80px;
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .pc-hero__text {
    font-size: 17px;
  }

  .page-contact .pc-help__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .pc-cband__item + .pc-cband__item {
    border-top: 0;
    border-left: 1px solid rgba(232, 182, 90, 0.22);
  }

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

  .page-contact .pc-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 24px;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-duo {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .pc-kit {
    position: sticky;
    top: 104px;
    padding: 28px 26px;
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .pc-ways {
    gap: 20px;
  }

  .page-contact .pc-way:nth-child(2) {
    margin-right: 0;
  }

  .page-contact .pc-faq__item summary {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-way,
  .page-contact .pc-channel,
  .page-contact .pc-step::after {
    transition: none;
  }

  .page-contact .pc-way:hover,
  .page-contact .pc-channel:hover {
    transform: none;
  }
}