.page-contact {
  --co-panel: rgba(11, 58, 49, 0.66);
  --co-panel-soft: rgba(8, 43, 37, 0.78);
  --co-hair: rgba(216, 232, 227, 0.14);
  --co-radius: 24px;
  padding-bottom: 72px;
  background:
    radial-gradient(920px 460px at 94% -4%, rgba(58, 46, 122, 0.34), transparent 62%),
    radial-gradient(760px 420px at -2% 16%, rgba(122, 31, 61, 0.22), transparent 66%);
  background-repeat: no-repeat;
}

.page-contact .section {
  padding: 46px 0;
}

.page-contact .section + .section {
  border-top: 1px solid var(--line-soft);
}

.page-contact .section__head {
  max-width: 60ch;
  margin-bottom: 28px;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-size: 13px;
  color: var(--muted);
}

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

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

/* ---------- 首屏 ---------- */
.page-contact .co-hero {
  padding: 26px 0 10px;
}

.page-contact .co-hero__inner {
  display: grid;
  gap: 26px;
}

.page-contact .co-hero__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .co-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .co-hero__sub {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .co-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .co-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--co-radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-contact .co-hero__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  right: 14px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--paper);
  background: rgba(6, 35, 30, 0.72);
  border-left: 2px solid var(--cyan);
  padding: 6px 10px;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

/* ---------- 合作方式 ---------- */
.page-contact .co-modes__grid {
  display: grid;
  gap: 14px;
}

.page-contact .co-mode {
  border-radius: var(--co-radius);
  border: 1px solid var(--co-hair);
  background: var(--co-panel-soft);
  overflow: hidden;
}

.page-contact .co-mode--indigo {
  background:
    linear-gradient(160deg, rgba(58, 46, 122, 0.66), rgba(8, 43, 37, 0.86) 72%);
  border-color: rgba(58, 46, 122, 0.7);
}

.page-contact .co-mode--wine {
  background:
    linear-gradient(160deg, rgba(122, 31, 61, 0.6), rgba(8, 43, 37, 0.86) 72%);
  border-color: rgba(122, 31, 61, 0.66);
}

.page-contact .co-mode--cyan {
  background:
    linear-gradient(160deg, rgba(15, 143, 166, 0.46), rgba(8, 43, 37, 0.86) 72%);
  border-color: rgba(31, 224, 197, 0.34);
}

.page-contact .co-mode--amber {
  background:
    linear-gradient(160deg, rgba(255, 194, 75, 0.22), rgba(8, 43, 37, 0.86) 72%);
  border-color: rgba(255, 194, 75, 0.34);
}

.page-contact .co-mode__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "idx name icon"
    "idx to icon";
  align-items: center;
  gap: 2px 12px;
  width: 100%;
  padding: 18px 16px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
  transition: background var(--t) var(--ease);
}

.page-contact .co-mode__head:hover,
.page-contact .co-mode__head:focus-visible {
  background: rgba(31, 224, 197, 0.07);
}

.page-contact .co-mode__idx {
  grid-area: idx;
  align-self: stretch;
  display: flex;
  align-items: center;
  padding-right: 10px;
  font-size: 12px;
  color: var(--cyan);
  border-right: 1px solid var(--co-hair);
}

.page-contact .co-mode__name {
  grid-area: name;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .co-mode__to {
  grid-area: to;
  font-size: 12px;
  color: var(--muted);
}

.page-contact .co-mode .disclosure__icon {
  grid-area: icon;
}

.page-contact .co-mode__panel {
  padding: 0 16px 20px 16px;
}

.page-contact .co-mode__desc {
  margin: 0 0 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--co-hair);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .co-mode__list {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .co-mode__row {
  display: grid;
  gap: 3px;
}

.page-contact .co-mode__row dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-contact .co-mode__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 流程 ---------- */
.page-contact .co-flow__grid {
  display: grid;
  gap: 30px;
}

.page-contact .co-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-contact .co-timeline::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 12px;
  bottom: 18px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(31, 224, 197, 0.08));
}

.page-contact .co-timeline__step {
  position: relative;
  padding: 0 0 26px 56px;
}

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

.page-contact .co-timeline__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.page-contact .co-timeline__title {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .co-timeline__desc {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  max-width: 42ch;
}

.page-contact .co-timeline__meta {
  display: inline-block;
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 999px;
  color: var(--ink-900);
  background: var(--amber);
}

.page-contact .co-flow__aside {
  display: grid;
  gap: 14px;
}

.page-contact .co-flow__figure {
  margin: 0;
  border-radius: var(--co-radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-contact .co-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-contact .co-flow__cap {
  padding: 9px 14px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

.page-contact .co-flow__pledge {
  border-radius: var(--r-md);
  border: 1px solid rgba(31, 224, 197, 0.3);
  background: rgba(31, 224, 197, 0.08);
  padding: 14px 16px;
}

.page-contact .co-flow__pledge--shot {
  border-color: rgba(255, 90, 43, 0.36);
  background: rgba(255, 90, 43, 0.1);
}

.page-contact .co-flow__pledge-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .co-flow__pledge-value {
  margin: 4px 0 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 34px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-contact .co-flow__pledge--shot .co-flow__pledge-value {
  color: var(--shot);
}

.page-contact .co-flow__pledge-value span {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text);
}

/* ---------- 可交付资源 ---------- */
.page-contact .co-assets__grid {
  display: grid;
  gap: 14px;
}

.page-contact .co-asset {
  padding: 20px 18px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--co-hair);
  background: var(--co-panel);
  border-left: 3px solid var(--cyan);
}

.page-contact .co-asset__num {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-contact .co-asset__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .co-asset__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 联系信息 ---------- */
.page-contact .co-contact__card {
  background: var(--paper);
  color: var(--ink-900);
  border-radius: var(--r-lg);
  padding: 22px 18px 20px;
  border: 1px solid rgba(6, 35, 30, 0.1);
  box-shadow: 0 30px 70px -46px rgba(0, 0, 0, 0.85);
}

.page-contact .co-contact__card .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .co-contact__card .contact-list__item {
  display: grid;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(6, 35, 30, 0.16);
}

.page-contact .co-contact__card .contact-list__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .co-contact__card .contact-list__key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(6, 35, 30, 0.58);
}

.page-contact .co-contact__card .contact-list__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .co-contact__card .contact-list__val {
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-900);
  word-break: break-word;
}

.page-contact .co-contact__card .contact-list__val.mono {
  font-size: 16px;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}

.page-contact .co-contact__card .copy-btn {
  flex: none;
  min-height: 34px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--ink-900);
  background: var(--ink-900);
  color: var(--cyan);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
}

.page-contact .co-contact__card .copy-btn:hover,
.page-contact .co-contact__card .copy-btn:focus-visible {
  background: var(--shot);
  border-color: var(--shot);
  color: var(--paper);
}

.page-contact .co-contact__card .copy-btn[data-copied] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-contact .co-contact__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(6, 35, 30, 0.12);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(6, 35, 30, 0.72);
}

.page-contact .copy-status {
  margin: 10px 0 0;
  min-height: 1.2em;
  font-size: 12px;
  color: var(--wine);
}

/* ---------- 常见问题 ---------- */
.page-contact .co-faq__list {
  display: grid;
  gap: 10px;
}

.page-contact .co-faq__item {
  border-radius: var(--r-md);
  border: 1px solid var(--co-hair);
  background: var(--co-panel-soft);
  overflow: hidden;
}

.page-contact .co-faq__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 16px 16px;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--t) var(--ease);
}

.page-contact .co-faq__trigger:hover,
.page-contact .co-faq__trigger:focus-visible {
  background: rgba(31, 224, 197, 0.07);
}

.page-contact .co-faq__q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .co-faq__item .disclosure__panel {
  padding: 0 16px 18px;
}

.page-contact .co-faq__a {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--co-hair);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  max-width: 62ch;
}

.page-contact .co-faq__more {
  margin-top: 26px;
  padding: 20px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(58, 46, 122, 0.4), rgba(11, 58, 49, 0.7));
}

.page-contact .co-faq__more-text {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  max-width: 60ch;
}

.page-contact .co-faq__more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .co-hero h1 {
    font-size: 46px;
  }

  .page-contact .co-hero__sub {
    font-size: 17px;
  }

  .page-contact .section {
    padding: 60px 0;
  }

  .page-contact .co-modes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .co-assets__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .co-contact__card {
    padding: 30px 28px 26px;
  }
}

@media (min-width: 980px) {
  .page-contact .co-hero {
    padding: 34px 0 14px;
  }

  .page-contact .co-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: 46px;
  }

  .page-contact .co-hero h1 {
    font-size: 58px;
  }

  .page-contact .co-hero__figure img {
    aspect-ratio: 14 / 9;
  }

  .page-contact .co-flow__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .co-assets__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .co-asset:nth-child(even) {
    margin-top: 26px;
  }

  .page-contact .co-contact__card {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 0 36px;
    align-items: start;
    padding: 34px 34px 30px;
  }

  .page-contact .co-contact__card .contact-list {
    gap: 18px;
  }

  .page-contact .co-contact__note {
    margin: 0;
    padding: 0 0 0 26px;
    border-top: 0;
    border-left: 2px solid var(--ink-900);
    font-size: 14px;
  }

  .page-contact .copy-status {
    grid-column: 1 / -1;
  }

  .page-contact .co-faq__more {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 24px 26px;
  }

  .page-contact .co-faq__more-text {
    margin: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: 0.01ms !important;
  }
}