.page-disclaimer {
  --notice-stage: var(--neon);
  position: relative;
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .notice-crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(18px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--gray);
}

.page-disclaimer .notice-crumbs a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .notice-crumbs a:hover,
.page-disclaimer .notice-crumbs a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-disclaimer .notice-crumbs__sep {
  color: var(--line-strong);
}

.page-disclaimer .notice-crumbs__current {
  color: var(--neon);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .notice-hero {
  padding-top: clamp(22px, 4vw, 46px);
}

.page-disclaimer .notice-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-disclaimer .notice-hero__copy h1 {
  margin: 14px 0 0;
  font-size: clamp(1.95rem, 5.2vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.012em;
  font-weight: 900;
  color: var(--white);
}

.page-disclaimer .notice-hero__copy .lede {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: clamp(0.98rem, 1.3vw, 1.08rem);
  line-height: 1.78;
  color: var(--fog);
}

.page-disclaimer .notice-hero__visual {
  position: relative;
  margin: 0;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--panel-2), var(--ink));
  box-shadow: var(--shadow-1);
}

.page-disclaimer .notice-hero__visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon), var(--blue) 60%, var(--orange));
  opacity: 0.75;
}

.page-disclaimer .notice-hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.94;
}

.page-disclaimer .notice-hero__visual .media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  color: var(--fog);
  background: linear-gradient(0deg, rgba(7, 11, 18, 0.94), rgba(7, 11, 18, 0));
}

/* ---------- 章节跳转 ---------- */
.page-disclaimer .notice-jump {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-disclaimer .notice-jump .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .notice-jump .chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.85rem;
  line-height: 1.2;
  color: var(--fog);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .notice-jump .chip:hover,
.page-disclaimer .notice-jump .chip:focus-visible {
  color: var(--ink);
  background: var(--neon);
  border-color: var(--neon);
}

/* ---------- 主体网格 ---------- */
.page-disclaimer .notice-grid {
  display: grid;
  gap: clamp(34px, 5vw, 56px);
  margin-top: clamp(40px, 6vw, 76px);
  align-items: start;
}

.page-disclaimer .notice-grid__main {
  min-width: 0;
}

/* ---------- 章节块 ---------- */
.page-disclaimer .notice-block {
  --stage: var(--notice-stage);
  scroll-margin-top: 96px;
  padding-top: clamp(26px, 3.5vw, 40px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .notice-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .notice-block + .notice-block {
  margin-top: clamp(34px, 5vw, 54px);
}

.page-disclaimer .notice-block--pre {
  --stage: var(--neon);
}

.page-disclaimer .notice-block--during {
  --stage: var(--blue);
}

.page-disclaimer .notice-block--trouble {
  --stage: var(--orange);
}

.page-disclaimer .notice-block__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2.4vw, 22px);
  margin-bottom: 14px;
}

.page-disclaimer .chapter__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  font-weight: 600;
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: rgba(255, 255, 255, 0.07);
  -webkit-text-stroke: 1px var(--line-strong);
}

.page-disclaimer .notice-block__titles {
  min-width: 0;
  padding-top: 2px;
}

.page-disclaimer .notice-block__stage {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stage);
}

.page-disclaimer .chapter__title {
  margin: 0;
  font-size: clamp(1.24rem, 2.4vw, 1.8rem);
  line-height: 1.3;
  font-weight: 800;
  color: var(--white);
}

.page-disclaimer .notice-block__note {
  margin: 0 0 18px;
  max-width: 38em;
  padding-left: 14px;
  border-left: 2px solid var(--stage);
  font-size: 0.92rem;
  line-height: 1.76;
  color: var(--gray);
}

/* ---------- 折叠说明 ---------- */
.page-disclaimer .acc {
  border-top: 1px solid var(--line);
}

.page-disclaimer .acc__item {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .acc__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 16px 2px;
  background: transparent;
  border: 0;
  color: var(--white);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease);
}

.page-disclaimer .acc__trigger > span:first-child {
  min-width: 0;
}

.page-disclaimer .acc__trigger:hover,
.page-disclaimer .acc__trigger[aria-expanded="true"] {
  color: var(--stage);
}

.page-disclaimer .acc__trigger:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-disclaimer .notice-acc__mark {
  position: relative;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--t-fast) var(--ease);
}

.page-disclaimer .notice-acc__mark::before,
.page-disclaimer .notice-acc__mark::after {
  content: "";
  position: absolute;
  left: 6px;
  right: 6px;
  top: 50%;
  height: 1.5px;
  background: var(--stage);
  transform: translateY(-50%);
  transition: transform var(--t-mid) var(--ease), opacity var(--t-mid) var(--ease);
}

.page-disclaimer .notice-acc__mark::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-disclaimer .acc__trigger[aria-expanded="true"] .notice-acc__mark {
  border-color: var(--stage);
}

.page-disclaimer .acc__trigger[aria-expanded="true"] .notice-acc__mark::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.page-disclaimer .acc__panel {
  overflow: hidden;
}

.page-disclaimer .acc__inner {
  padding: 2px 2px 20px;
}

.page-disclaimer .acc__inner p {
  margin: 0;
  max-width: 40em;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--fog);
}

.page-disclaimer .acc__inner p + p {
  margin-top: 10px;
}

/* ---------- 侧栏反馈卡 ---------- */
.page-disclaimer .notice-grid__side {
  min-width: 0;
}

.page-disclaimer .notice-help {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, var(--panel-2) 0%, var(--panel) 62%, var(--ink) 100%);
  box-shadow: var(--shadow-1);
}

.page-disclaimer .notice-help::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--blue) 55%, var(--orange));
}

.page-disclaimer .notice-help__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-disclaimer .notice-help .panel__title {
  margin: 0 0 10px;
  font-size: 1.16rem;
  line-height: 1.38;
  font-weight: 800;
  color: var(--white);
}

.page-disclaimer .notice-help__text {
  margin: 0 0 18px;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--gray);
}

.page-disclaimer .notice-help__list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .notice-help__row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-help__row dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-disclaimer .notice-help__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--white);
  word-break: break-word;
}

.page-disclaimer .notice-help__note {
  margin: 14px 0 18px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--amber);
}

.page-disclaimer .notice-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .notice-hero__grid {
    grid-template-columns: minmax(0, 6.2fr) minmax(0, 4.8fr);
    align-items: end;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .notice-grid {
    grid-template-columns: minmax(0, 1fr) 322px;
    gap: clamp(38px, 4vw, 62px);
  }

  .page-disclaimer .notice-grid__side {
    position: sticky;
    top: 92px;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .chapter__num {
    font-size: 1.85rem;
  }

  .page-disclaimer .acc__trigger {
    gap: 12px;
    font-size: 0.95rem;
  }

  .page-disclaimer .notice-help__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .notice-acc__mark::before,
  .page-disclaimer .notice-acc__mark::after {
    transition: none;
  }
}