.page-disclaimer {
  --doc-measure: 68ch;
  --doc-rule: #2A3A34;
  background: var(--ink-900);
  color: var(--white);
  font-family: var(--font-head);
  padding-bottom: 0;
}

.page-disclaimer .mono {
  font-family: var(--font-mono);
}

.page-disclaimer .doc-shell {
  width: 100%;
  max-width: 880px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ── 首屏 ── */
.page-disclaimer .doc-hero {
  position: relative;
  padding: clamp(44px, 7vw, 84px) 0 clamp(34px, 5vw, 56px);
  overflow: hidden;
}

.page-disclaimer .doc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--doc-rule) 1px, transparent 1px),
    linear-gradient(to bottom, var(--doc-rule) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.3;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

.page-disclaimer .doc-hero .doc-shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--lime);
  border-left: 2px solid var(--lime);
  padding-left: 10px;
  margin: 0 0 18px;
}

.page-disclaimer .doc-h1 {
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 20ch;
  color: var(--white);
}

.page-disclaimer .doc-lede {
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.78;
  max-width: 62ch;
  color: var(--silver);
  margin: 0;
}

/* ── 顶部横幅 ── */
.page-disclaimer .doc-banner {
  margin: 0;
  border-top: 1px solid var(--doc-rule);
  border-bottom: 1px solid var(--doc-rule);
  background: var(--ink-800);
  overflow: hidden;
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1440 / 420;
  object-fit: cover;
  opacity: 0.86;
}

/* ── 索引带 ── */
.page-disclaimer .doc-index {
  background: var(--ink-800);
  border-bottom: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-index-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 1240px;
  margin-inline: auto;
  padding: 13px var(--gutter);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .doc-index-inner::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .doc-index-label {
  flex: 0 0 auto;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--moss);
  padding-right: 14px;
  border-right: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-index-list {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 0 0 auto;
}

.page-disclaimer .doc-index-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 6px 12px;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--silver);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 0;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-disclaimer .doc-index-link .mono {
  font-size: 0.72rem;
  color: var(--moss);
  letter-spacing: 0.06em;
  transition: color 160ms ease;
}

.page-disclaimer .doc-index-link:hover,
.page-disclaimer .doc-index-link:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
  background: rgba(200, 244, 90, 0.07);
}

.page-disclaimer .doc-index-link:hover .mono,
.page-disclaimer .doc-index-link:focus-visible .mono {
  color: var(--lime);
}

/* ── 正文流 ── */
.page-disclaimer .doc-flow {
  padding-top: clamp(40px, 6vw, 72px);
}

.page-disclaimer .doc-section {
  scroll-margin-top: 84px;
  padding-bottom: clamp(34px, 5vw, 58px);
  margin-bottom: clamp(34px, 5vw, 58px);
  border-bottom: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .doc-section-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 22px;
}

.page-disclaimer .doc-num {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-disclaimer .doc-num::after {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--lime);
  opacity: 0.7;
}

.page-disclaimer .doc-title {
  font-size: clamp(1.3rem, 3.6vw, 1.85rem);
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0;
}

.page-disclaimer .doc-body > p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--white);
  max-width: var(--doc-measure);
  margin: 0 0 18px;
}

.page-disclaimer .doc-body > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .text-link {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  transition: color 160ms ease;
}

.page-disclaimer .text-link:hover,
.page-disclaimer .text-link:focus-visible {
  color: var(--white);
}

/* 方括号条目 */
.page-disclaimer .doc-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  max-width: var(--doc-measure);
}

.page-disclaimer .doc-list li {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding: 10px 0 10px 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--silver);
  border-bottom: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-list li:first-child {
  border-top: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-bracket {
  flex: 0 0 auto;
  min-width: 34px;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--lime);
  line-height: 1.9;
}

/* ── 折叠面板 ── */
.page-disclaimer .accordion {
  margin-top: 24px;
  border: 1px solid var(--doc-rule);
  background: var(--ink-800);
}

.page-disclaimer .accordion-item + .accordion-item {
  border-top: 1px solid var(--doc-rule);
}

.page-disclaimer .accordion-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  background: transparent;
  border: 0;
  color: var(--white);
  font-family: var(--font-head);
  font-size: 0.94rem;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-disclaimer .accordion-btn:hover,
.page-disclaimer .accordion-btn:focus-visible {
  background: var(--ink-700);
  color: var(--lime);
}

.page-disclaimer .accordion-num {
  flex: 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-disclaimer .accordion-title {
  flex: 1 1 auto;
}

.page-disclaimer .accordion-sign {
  flex: 0 0 auto;
  position: relative;
  width: 12px;
  height: 12px;
}

.page-disclaimer .accordion-sign::before,
.page-disclaimer .accordion-sign::after {
  content: "";
  position: absolute;
  background: var(--lime);
  transition: transform 180ms ease, opacity 180ms ease;
}

.page-disclaimer .accordion-sign::before {
  top: 5.5px;
  left: 0;
  width: 12px;
  height: 1px;
}

.page-disclaimer .accordion-sign::after {
  top: 0;
  left: 5.5px;
  width: 1px;
  height: 12px;
}

.page-disclaimer .accordion-btn[aria-expanded="true"] .accordion-sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .accordion-btn[aria-expanded="true"] {
  color: var(--lime);
}

.page-disclaimer .accordion-panel {
  overflow: hidden;
}

.page-disclaimer .accordion-inner {
  padding: 4px 16px 20px;
  border-top: 1px solid var(--doc-rule);
}

.page-disclaimer .accordion-inner p {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--silver);
  max-width: var(--doc-measure);
  margin: 16px 0 0;
}

/* ── 备案收束带 ── */
.page-disclaimer .doc-filing {
  margin-top: clamp(48px, 8vw, 96px);
  border-top: 1px solid var(--doc-rule);
  background: var(--ink-800);
  padding: clamp(38px, 6vw, 68px) 0;
}

.page-disclaimer .filing-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  color: var(--moss);
  margin: 0 0 12px;
}

.page-disclaimer .filing-title {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 4.4vw, 2rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--silver);
  margin: 0 0 26px;
  word-break: break-all;
}

.page-disclaimer .filing-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--doc-rule);
  border: 1px solid var(--doc-rule);
}

.page-disclaimer .filing-list .contact-item {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 12px 14px;
  background: var(--ink-900);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--silver);
  word-break: break-word;
}

.page-disclaimer .filing-list .contact-key {
  flex: 0 0 auto;
  min-width: 5.5em;
  color: var(--moss);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  line-height: 1.9;
}

.page-disclaimer .filing-note {
  font-size: 0.78rem;
  line-height: 1.85;
  letter-spacing: 0.06em;
  color: var(--moss);
  margin: 0;
  max-width: 62ch;
}

/* ── 移动端优先后的桌面增强 ── */
@media (min-width: 720px) {
  .page-disclaimer .doc-section-head {
    flex-direction: row;
    align-items: baseline;
    gap: 20px;
  }

  .page-disclaimer .doc-num {
    flex: 0 0 auto;
    padding-top: 2px;
  }

  .page-disclaimer .doc-index-list {
    gap: 10px;
  }

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

@media (min-width: 1024px) {
  .page-disclaimer .doc-hero {
    padding-top: clamp(64px, 8vw, 104px);
  }

  .page-disclaimer .doc-title {
    letter-spacing: -0.015em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-index-link,
  .page-disclaimer .accordion-btn,
  .page-disclaimer .accordion-sign::before,
  .page-disclaimer .accordion-sign::after,
  .page-disclaimer .text-link {
    transition: none;
  }
}