.page-contact {
  --ct-gap: clamp(16px, 3vw, 26px);
  --ct-tint: rgba(200, 244, 90, .1);
}

.page-contact .page-shell {
  min-width: 0;
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(14px, 2.6vw, 26px);
  border-radius: var(--radius-lg);
  background: linear-gradient(148deg, #05100C 0%, var(--stand) 54%, #10312A 100%);
  color: var(--paper);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 50%;
  opacity: .36;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(104deg, rgba(7, 19, 15, .97) 0%, rgba(7, 19, 15, .9) 46%, rgba(7, 19, 15, .26) 100%),
    radial-gradient(66% 58% at 88% 6%, rgba(200, 244, 90, .2), transparent 70%);
}

.page-contact .contact-hero__body {
  padding: clamp(24px, 4.6vw, 54px) clamp(20px, 4.2vw, 52px) clamp(26px, 4.4vw, 46px);
}

.page-contact .contact-hero .crumbs,
.page-contact .contact-hero .crumbs a,
.page-contact .contact-hero .crumbs__sep,
.page-contact .contact-hero .crumbs span {
  color: var(--mint);
}

.page-contact .contact-hero .eyebrow {
  margin-top: clamp(16px, 3vw, 26px);
  color: var(--lime);
}

.page-contact .contact-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 8.4vw, 72px);
  line-height: 1.04;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.page-contact .contact-hero__hl {
  color: var(--lime);
  position: relative;
  white-space: nowrap;
}

.page-contact .contact-hero__hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -.08em;
  height: 6px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--lime), rgba(200, 244, 90, 0));
  opacity: .55;
}

.page-contact .contact-hero__lede {
  margin: clamp(14px, 2.4vw, 20px) 0 0;
  max-width: 56ch;
  color: rgba(244, 248, 239, .84);
  font-size: clamp(14.5px, 1.6vw, 16px);
  line-height: 1.75;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3.4vw, 28px);
}

.page-contact .contact-hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px 18px;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: clamp(16px, 2.6vw, 20px) 0 0;
  border-top: 1px solid rgba(159, 211, 184, .22);
}

.page-contact .contact-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .04em;
  color: var(--mint);
}

.page-contact .contact-hero__facts .num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 4vw, 25px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--lime-soft);
}

/* ===== 三条通道 ===== */
.page-contact .contact-channels {
  margin-top: clamp(34px, 6vw, 64px);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .chan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 22px;
  border-radius: var(--radius-md);
  background: var(--board);
  border: 1px solid var(--line);
  min-width: 0;
  transition: transform .26s var(--ease), border-color .26s var(--ease);
}

.page-contact .chan::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 0;
  width: 46px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--line);
}

.page-contact .chan--live {
  border-color: rgba(200, 244, 90, .42);
  background: linear-gradient(178deg, rgba(200, 244, 90, .09), rgba(18, 49, 41, .96) 48%);
}

.page-contact .chan--live::before {
  background: var(--lime);
}

.page-contact .chan__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-contact .chan--live .chan__no {
  color: var(--lime);
}

.page-contact .chan__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(18px, 2.4vw, 21px);
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .chan__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mint);
}

.page-contact .chan__value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--lime-soft);
  overflow-wrap: anywhere;
}

.page-contact .chan__cta {
  margin-top: auto;
  align-self: flex-start;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: var(--lime);
  color: #0A1A13;
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-contact .chan__cta:hover,
.page-contact .chan__cta:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lime);
}

@media (hover: hover) {
  .page-contact .chan:hover {
    transform: translateY(-3px);
    border-color: rgba(200, 244, 90, .34);
  }
}

/* ===== 受理节奏 + 联系方式 ===== */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: clamp(34px, 6vw, 64px);
}

.page-contact .rhythm__list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: clamp(18px, 3vw, 24px) 0 0;
  padding: 0;
}

.page-contact .rhythm__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 14px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(18, 49, 41, .62);
  border-left: 3px solid rgba(200, 244, 90, .35);
}

.page-contact .rhythm__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .rhythm__time {
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--lime);
  white-space: nowrap;
}

.page-contact .rhythm__desc {
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mint);
}

.page-contact .rhythm__media {
  margin: clamp(18px, 3vw, 24px) 0 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--board);
}

.page-contact .rhythm__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 42%;
}

.page-contact .contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(22px, 3.4vw, 30px);
  border-radius: var(--radius-lg);
  background: linear-gradient(172deg, rgba(18, 49, 41, .98), rgba(11, 31, 26, .98));
  border: 1px solid var(--line);
  min-width: 0;
}

.page-contact .contact-info__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

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

.page-contact .contact-info__label {
  margin: 0 0 4px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-contact .contact-info__value {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-info__value--mono {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--lime-soft);
}

.page-contact .contact-info__note {
  margin: 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--lime);
  background: var(--ct-tint);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--lime-soft);
}

.page-contact .contact-info__icp {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(30, 90, 71, .95);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mint);
}

/* ===== 合作 ===== */
.page-contact .contact-coop {
  margin-top: clamp(34px, 6vw, 64px);
  padding: clamp(24px, 4.6vw, 46px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 138, 61, .26);
  background:
    radial-gradient(78% 88% at 94% -4%, rgba(255, 138, 61, .18), transparent 62%),
    linear-gradient(155deg, #0A1D18 0%, #07130F 70%);
  color: var(--paper);
  overflow: hidden;
}

.page-contact .contact-coop .eyebrow {
  color: var(--orange);
}

.page-contact .contact-coop__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.4vw, 42px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
  max-width: 20ch;
}

.page-contact .contact-coop__lede {
  margin: clamp(12px, 2vw, 18px) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mint);
}

.page-contact .contact-coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 3.4vw, 30px);
}

.page-contact .coop-item {
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(244, 248, 239, .04);
  border: 1px solid rgba(30, 90, 71, .9);
  min-width: 0;
}

.page-contact .coop-item__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-contact .coop-item__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .coop-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mint);
}

.page-contact .contact-coop__foot {
  margin: clamp(22px, 3.4vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 138, 61, .26);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 248, 239, .8);
}

/* ===== 帮助入口 ===== */
.page-contact .contact-help {
  margin-top: clamp(34px, 6vw, 64px);
}

.page-contact .contact-help__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .help-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 20px 18px;
  border-radius: var(--radius-md);
  background: var(--board);
  border: 1px solid var(--line);
  text-decoration: none;
  min-width: 0;
  transition: border-color .24s var(--ease), transform .24s var(--ease), background .24s var(--ease);
}

.page-contact .help-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .help-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mint);
}

.page-contact .help-card__more {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--lime);
}

.page-contact .help-card:hover,
.page-contact .help-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(200, 244, 90, .45);
  background: linear-gradient(178deg, rgba(200, 244, 90, .07), rgba(18, 49, 41, .98) 52%);
}

/* ===== 断点 ===== */
@media (min-width: 680px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .contact-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-info {
    height: 100%;
  }

  .page-contact .rhythm__media {
    aspect-ratio: 16 / 9;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .help-card,
  .page-contact .chan__cta {
    transition: none;
  }

  .page-contact .chan:hover,
  .page-contact .help-card:hover {
    transform: none;
  }
}