.page-contact {
  --pc-panel: rgba(22, 32, 63, 0.78);
  --pc-panel-deep: rgba(14, 23, 51, 0.62);
  --pc-card-line: rgba(44, 58, 99, 0.9);
  overflow-x: clip;
  padding-bottom: 96px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 36px 0 64px;
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -70px;
  left: 0;
  right: 0;
  height: 460px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 72% at 84% 4%, rgba(138, 92, 255, 0.32), transparent 68%),
    radial-gradient(46% 64% at 4% 16%, rgba(55, 242, 224, 0.18), transparent 70%),
    radial-gradient(40% 54% at 50% 92%, rgba(255, 154, 60, 0.12), transparent 72%);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 0 100%);
}

.page-contact .contact-hero__title {
  margin: 16px 0 22px;
  font-size: clamp(1.95rem, 7vw, 4.25rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(118deg, #eaf0ff 8%, #37f2e0 56%, #8a5cff 94%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-contact .contact-hero__lead {
  max-width: 66ch;
  color: var(--muted);
}

/* ---------- 首屏联系卡 ---------- */
.page-contact .contact-cards {
  list-style: none;
  margin: 42px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 20px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-lg);
  background: linear-gradient(162deg, var(--pc-panel), var(--pc-panel-deep));
  overflow: hidden;
  transition: transform 300ms var(--ease), border-color 300ms var(--ease);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 2px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan), rgba(55, 242, 224, 0));
}

.page-contact .contact-card:nth-child(2)::after {
  background: linear-gradient(90deg, var(--gold), rgba(255, 154, 60, 0));
}

.page-contact .contact-card:nth-child(3)::after {
  background: linear-gradient(90deg, var(--violet), rgba(138, 92, 255, 0));
}

.page-contact .contact-card:nth-child(4)::after {
  background: linear-gradient(90deg, var(--jade), rgba(63, 224, 138, 0));
}

.page-contact .contact-card__k {
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-contact .contact-card__v {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
  word-break: break-word;
}

.page-contact .contact-card__v--mail {
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.page-contact .contact-card--tel .contact-card__v {
  font-size: var(--fs-22);
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-contact .contact-card__m {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 区块节奏 ---------- */
.page-contact .section + .section {
  margin-top: clamp(64px, 9vw, 120px);
}

.page-contact .section-head__title {
  font-size: clamp(1.55rem, 4.2vw, 2.5rem);
  line-height: 1.2;
}

/* ---------- 双通道 ---------- */
.page-contact .channel-split {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 8px;
}

.page-contact .channel {
  padding: 26px 22px 24px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-xl);
  background: linear-gradient(168deg, var(--pc-panel), rgba(7, 10, 18, 0.72));
}

.page-contact .channel--player {
  border-color: rgba(55, 242, 224, 0.32);
}

.page-contact .channel--partner {
  border-color: rgba(255, 154, 60, 0.3);
}

.page-contact .channel__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 6px 15px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-pill);
  background: rgba(7, 10, 18, 0.62);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-contact .channel__title {
  margin: 0 0 12px;
  font-size: var(--fs-22);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .channel__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .channel__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 242, 224, 0.4);
}

.page-contact .channel-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .channel-list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .channel-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(55, 242, 224, 0.7);
}

.page-contact .channel--partner .channel-list li::before {
  background: var(--gold);
  box-shadow: 0 0 10px rgba(255, 154, 60, 0.65);
}

.page-contact .channel__foot {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(44, 58, 99, 0.7);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .channel-band {
  position: relative;
  height: 2px;
  margin: 30px 0;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, transparent, var(--cyan) 30%, var(--violet) 70%, transparent);
}

.page-contact .channel-band::after {
  content: "";
  position: absolute;
  inset: -13px -8px;
  background: radial-gradient(60% 100% at 50% 50%, rgba(55, 242, 224, 0.3), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
}

/* ---------- 反馈入口 ---------- */
.page-contact .entry-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-contact .entry-grid__media {
  margin: 0;
}

.page-contact .media {
  border-radius: var(--r-xl);
  border: 1px solid var(--pc-card-line);
  overflow: hidden;
  background: rgba(14, 23, 51, 0.55);
}

.page-contact .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media__caption {
  padding: 14px 18px 16px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .entry-steps {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-contact .entry-steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .entry-steps__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}

.page-contact .entry-steps__no {
  font-size: var(--fs-14);
  letter-spacing: 0.12em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .entry-steps__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .receipt {
  padding: 20px 22px;
  border: 1px dashed rgba(55, 242, 224, 0.45);
  border-radius: var(--r-md);
  background: rgba(55, 242, 224, 0.05);
}

.page-contact .receipt__label {
  margin: 0 0 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-contact .receipt__code {
  margin: 0;
  font-size: clamp(1.15rem, 4vw, 1.5rem);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .receipt__note {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  color: var(--muted);
}

/* ---------- 联系方式面板 ---------- */
.page-contact .contact-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .contact-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px 24px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-xl);
  background: linear-gradient(172deg, var(--pc-panel), var(--pc-panel-deep));
}

.page-contact .contact-panel--mail {
  border-color: rgba(55, 242, 224, 0.28);
}

.page-contact .contact-panel--phone {
  border-color: rgba(255, 154, 60, 0.28);
}

.page-contact .contact-panel--addr {
  border-color: rgba(138, 92, 255, 0.28);
}

.page-contact .contact-panel__k {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-contact .contact-panel__v {
  margin: 0;
  font-size: clamp(1rem, 3vw, 1.25rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  word-break: break-word;
}

.page-contact .contact-panel__v--tel {
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-contact .contact-panel__title {
  margin: 6px 0 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
}

.page-contact .contact-panel__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-panel__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(44, 58, 99, 0.7);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 商务合作 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .partner-main {
  padding: 28px 24px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-xl);
  background: linear-gradient(168deg, var(--pc-panel), rgba(7, 10, 18, 0.7));
}

.page-contact .partner-main__title {
  margin: 0 0 18px;
  font-size: var(--fs-22);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .partner-main__text {
  margin: 22px 0 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .partner-main__text .num {
  color: var(--cyan);
}

.page-contact .partner-side {
  position: relative;
  padding: 28px 24px;
  border: 1px solid rgba(255, 154, 60, 0.3);
  border-radius: var(--r-xl);
  background:
    radial-gradient(90% 70% at 100% 0%, rgba(255, 154, 60, 0.16), transparent 70%),
    linear-gradient(168deg, rgba(22, 32, 63, 0.9), rgba(7, 10, 18, 0.78));
}

.page-contact .partner-side__num {
  margin: 0;
  font-size: clamp(3rem, 12vw, 4.5rem);
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-contact .partner-side__label {
  margin: 12px 0 0;
  font-size: var(--fs-17);
  line-height: 1.6;
  color: var(--text);
}

.page-contact .partner-side__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(44, 58, 99, 0.7);
  display: grid;
  gap: 12px;
}

.page-contact .partner-side__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .partner-side__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.66em;
  width: 8px;
  height: 2px;
  border-radius: var(--r-pill);
  background: var(--gold);
}

/* ---------- 清单 ---------- */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .checklist li {
  position: relative;
  padding-left: 26px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .checklist li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--jade);
  border-radius: 3px;
  box-shadow: 0 0 8px rgba(63, 224, 138, 0.45);
}

/* ---------- 提交建议 ---------- */
.page-contact .detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-contact .detail-grid__media {
  margin: 0;
}

/* ---------- 结尾跳转 ---------- */
.page-contact .contact-tail {
  margin-top: clamp(64px, 9vw, 120px);
  padding: 28px 24px;
  border: 1px solid var(--pc-card-line);
  border-radius: var(--r-xl);
  background:
    radial-gradient(70% 120% at 8% 0%, rgba(138, 92, 255, 0.18), transparent 68%),
    linear-gradient(150deg, rgba(22, 32, 63, 0.86), rgba(7, 10, 18, 0.72));
}

.page-contact .contact-tail__text {
  margin: 0;
  max-width: 70ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .checklist--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 28px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 52px 0 84px;
  }

  .page-contact .contact-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-card:hover {
    transform: translateY(-4px);
    border-color: rgba(55, 242, 224, 0.45);
  }

  .page-contact .channel-split {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .channel-band {
    width: 2px;
    height: auto;
    margin: 6px 42px;
    background: linear-gradient(180deg, transparent, var(--cyan) 16%, var(--violet) 80%, transparent);
  }

  .page-contact .channel-band::after {
    inset: -8px -18px;
    background: radial-gradient(100% 55% at 50% 50%, rgba(55, 242, 224, 0.22), transparent 72%);
  }

  .page-contact .channel--partner {
    transform: translateY(26px);
  }

  .page-contact .entry-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-contact .contact-panels {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-contact .contact-panel--addr {
    grid-column: 1 / -1;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 28px;
  }

  .page-contact .detail-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 44px;
  }

  .page-contact .contact-tail {
    padding: 36px 32px;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero__lead {
    font-size: var(--fs-17);
  }

  .page-contact .channel__foot {
    font-size: 0.9rem;
  }
}