.page-contact {
  --c-gap-lg: clamp(34px, 5.5vw, 68px);
  --c-gap-md: clamp(20px, 3.2vw, 36px);
  --c-gap-sm: clamp(12px, 2vw, 20px);
  --c-radius: 18px;
  --c-pad: clamp(20px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */

.page-contact__hero-grid {
  display: grid;
  gap: var(--c-gap-md);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-contact__hero-lead {
  min-width: 0;
}

.page-contact__h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.6vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact__dek {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.86;
}

.page-contact__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .page-contact__label-cyan {
  color: var(--cyan);
  background: var(--cyan-soft);
}

.page-contact__hero-figure {
  margin: 0;
  border-radius: var(--c-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.page-contact__hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 通用章节头 ---------- */

.page-contact__sec-head {
  max-width: 66ch;
}

.page-contact__h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact__h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.4;
  color: var(--paper);
}

.page-contact__sec-note {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact__body {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.85;
}

/* ---------- 联系通道 ---------- */

.page-contact__channel-grid {
  display: grid;
  gap: var(--c-gap-md);
  margin-top: var(--c-gap-md);
}

.page-contact__channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--c-pad);
  border-radius: var(--c-radius);
  min-width: 0;
}

.page-contact__channel--dark {
  background: var(--ink-2);
}

.page-contact__channel-name {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.5vw, 22px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact__channel-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact__mini-list {
  margin: 6px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--hair);
  display: grid;
  gap: 8px;
}

.page-contact__mini-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.82;
}

.page-contact__mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact__channel--dark .page-contact__mini-list li::before {
  background: var(--cyan);
}

.page-contact__tip {
  margin: var(--c-gap-md) 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--orange);
  background: var(--orange-soft);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact__tip .mono {
  color: var(--orange);
  letter-spacing: 0.08em;
  font-size: 12px;
}

/* ---------- 数据纠错 ---------- */

.page-contact__fix-grid {
  display: grid;
  gap: var(--c-gap-md);
}

.page-contact__fix-main {
  min-width: 0;
}

.page-contact__queue {
  padding: var(--c-pad);
  border-radius: var(--c-radius);
  min-width: 0;
}

.page-contact__queue-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-contact__queue-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--hair);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.86;
}

.page-contact__queue-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact__queue-no {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact__queue .panel__note {
  margin: 16px 0 0;
}

.page-contact__cta {
  margin-top: 24px;
}

/* ---------- 合作与授权 ---------- */

.page-contact__tiers {
  display: grid;
  gap: var(--c-gap-sm);
  margin-top: var(--c-gap-md);
}

.page-contact__tier {
  padding: var(--c-pad);
  border-radius: var(--c-radius);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.page-contact__tier-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact__tier-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact__tier-meta {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--hair);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact__coop-note {
  margin-top: var(--c-gap-lg);
  padding-top: var(--c-gap-md);
  border-top: 1px solid var(--hair);
  max-width: 70ch;
}

/* ---------- 邮件清单 ---------- */

.page-contact__kit-grid {
  display: grid;
  gap: var(--c-gap-md);
}

.page-contact__kit-main {
  min-width: 0;
}

.page-contact__checklist {
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-contact__check-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--hair);
}

.page-contact__check-item:last-child {
  border-bottom: 1px solid var(--hair);
}

.page-contact__check-no {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact__check-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

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

.page-contact__kit-figure {
  margin: 0;
  border-radius: var(--c-radius);
  overflow: hidden;
}

.page-contact__kit-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 响应节奏 ---------- */

.page-contact__pace-grid {
  display: grid;
  gap: var(--c-gap-sm);
  margin-top: var(--c-gap-md);
}

.page-contact__pace-item {
  position: relative;
  padding: var(--c-pad);
  border-radius: var(--c-radius);
  background: var(--ink-2);
  border: 1px solid var(--dark-line);
  overflow: hidden;
  min-width: 0;
}

.page-contact__pace-item::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -50px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--cyan-soft);
  pointer-events: none;
}

.page-contact__pace-tag {
  display: inline-block;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--amber);
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
}

.page-contact__pace-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact__pace-text {
  position: relative;
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 底部窄条 ---------- */

.page-contact__strip-sec {
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-contact__strip {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  padding: var(--c-pad);
  border-radius: var(--c-radius);
  min-width: 0;
}

.page-contact__strip-item {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-contact__strip-value {
  margin: 0;
  font-size: clamp(17px, 2.6vw, 24px);
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact__strip-value--addr {
  font-family: var(--font-body);
  font-size: clamp(14.5px, 1.8vw, 17px);
  line-height: 1.7;
}

.page-contact__strip-note {
  margin: 0;
  padding-top: clamp(14px, 2.4vw, 22px);
  border-top: 1px dashed var(--hair);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact__tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact__tiers > :first-child {
    grid-column: 1 / -1;
  }

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

@media (min-width: 900px) {
  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    align-items: end;
    gap: var(--c-gap-lg);
  }

  .page-contact__channel-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact__channel--dark {
    margin-top: 26px;
  }

  .page-contact__fix-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--c-gap-lg);
  }

  .page-contact__kit-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--c-gap-lg);
  }

  .page-contact__kit-figure {
    position: sticky;
    top: 96px;
    margin-top: clamp(24px, 4vw, 44px);
  }
}

@media (min-width: 1000px) {
  .page-contact__tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact__tiers > :first-child {
    grid-column: auto;
  }

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

  .page-contact__strip {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(28px, 5vw, 72px);
  }

  .page-contact__strip-note {
    grid-column: 2 / -1;
    margin-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact__kit-figure {
    position: static;
  }
}