.page-disclaimer {
  --u-line: rgba(111, 243, 224, 0.30);
  --u-rule: rgba(143, 163, 176, 0.24);
  --u-paper-rule: rgba(20, 17, 16, 0.16);
  --u-card-bg: linear-gradient(180deg, rgba(18, 58, 87, 0.55), rgba(10, 36, 56, 0.85));
  background: var(--c-abyss);
  color: var(--c-white);
  overflow-x: hidden;
}

.page-disclaimer h1,
.page-disclaimer h2,
.page-disclaimer h3 {
  font-family: var(--font-head);
  line-height: 1.16;
  margin: 0;
  letter-spacing: 0.01em;
}

.page-disclaimer h1 { font-size: clamp(30px, 8vw, 62px); }
.page-disclaimer h2 { font-size: clamp(22px, 5vw, 36px); }
.page-disclaimer h3 { font-size: 17px; }
.page-disclaimer p { margin: 0; }

.page-disclaimer .section-lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-silver);
  max-width: 66ch;
  margin-bottom: 26px;
}

/* ---------- 首屏框景 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  padding: 26px 0 24px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(35, 199, 180, 0.20) 0%, rgba(35, 199, 180, 0) 58%),
    linear-gradient(158deg, #04121F 0%, #071C2E 46%, #123A57 100%);
  border-bottom: 1px solid var(--u-line);
}

.page-disclaimer .usage-hero__frame {
  position: relative;
  width: min(100% - 28px, var(--wrap));
  margin: 0 auto;
  padding: 26px 18px 26px;
  border: 1px solid var(--u-rule);
  background: rgba(10, 36, 56, 0.55);
  overflow: hidden;
}

.page-disclaimer .usage-hero__frame::before,
.page-disclaimer .usage-hero__frame::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  pointer-events: none;
  z-index: 2;
}

.page-disclaimer .usage-hero__frame::before {
  top: 8px;
  left: 8px;
  border-top: 2px solid var(--c-glow);
  border-left: 2px solid var(--c-glow);
}

.page-disclaimer .usage-hero__frame::after {
  right: 8px;
  bottom: 8px;
  border-bottom: 2px solid var(--c-glow);
  border-right: 2px solid var(--c-glow);
}

.page-disclaimer .usage-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.20;
  z-index: 0;
}

.page-disclaimer .usage-hero__frame > *:not(.usage-hero__bg) {
  position: relative;
  z-index: 1;
}

.page-disclaimer .usage-hero__scale {
  display: block;
  height: 8px;
  margin-bottom: 18px;
  background-image: repeating-linear-gradient(90deg, var(--u-line) 0 1px, transparent 1px 15px);
}

.page-disclaimer .crumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-silver);
  margin-bottom: 16px;
}

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

.page-disclaimer .crumbs a {
  color: var(--c-silver);
  text-decoration: none;
  border-bottom: 1px solid var(--u-rule);
}

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

.page-disclaimer .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-mid);
}

.page-disclaimer .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-glow);
  padding-left: 12px;
  border-left: 2px solid var(--c-glow);
  margin-bottom: 14px;
}

.page-disclaimer .usage-hero__title {
  max-width: 22ch;
  margin-bottom: 18px;
}

.page-disclaimer .usage-hero__title em {
  font-style: normal;
  color: var(--c-glow);
}

.page-disclaimer .usage-hero .lead {
  font-size: clamp(15px, 4vw, 17px);
  line-height: 1.85;
  color: var(--c-silver);
  max-width: 64ch;
}

.page-disclaimer .usage-hero__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--u-rule);
  border: 1px solid var(--u-rule);
}

.page-disclaimer .usage-hero__facts li {
  background: rgba(4, 18, 31, 0.78);
  padding: 15px 16px;
}

.page-disclaimer .usage-hero__facts .num {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1.2;
  color: var(--c-amber);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.page-disclaimer .usage-hero__facts li > span:last-child {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-silver);
}

/* ---------- 快速跳转条 ---------- */
.page-disclaimer .usage-jump {
  background: #071B2B;
  border-bottom: 1px solid var(--u-rule);
}

.page-disclaimer .usage-jump__list {
  width: min(100% - 28px, var(--wrap));
  margin: 0 auto;
  padding: 11px 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  list-style: none;
}

.page-disclaimer .usage-jump__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--u-rule);
  background: rgba(18, 58, 87, 0.32);
  color: var(--c-silver);
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-disclaimer .usage-jump__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-glow);
}

.page-disclaimer .usage-jump__link:hover,
.page-disclaimer .usage-jump__link:focus-visible {
  color: var(--c-white);
  border-color: var(--c-glow);
}

.page-disclaimer .usage-jump__link.is-active {
  color: var(--c-white);
  border-color: var(--c-glow);
  background: rgba(35, 199, 180, 0.16);
}

/* ---------- 通用章节 ---------- */
.page-disclaimer .rule-section {
  padding: 46px 0;
  border-bottom: 1px solid var(--u-rule);
}

.page-disclaimer .rule-section__inner {
  width: min(100% - 28px, var(--wrap));
  margin: 0 auto;
}

.page-disclaimer .rule-section--narrow .rule-section__inner {
  max-width: 780px;
}

.page-disclaimer .rule-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding-bottom: 14px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--u-rule);
}

.page-disclaimer .rule-head__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--c-glow);
}

.page-disclaimer .rule-head h2 {
  flex: 1 1 auto;
  min-width: 200px;
}

.page-disclaimer .rule-head__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-silver);
}

/* ---------- 01 适用范围 ---------- */
.page-disclaimer .scope-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-disclaimer .scope-card {
  position: relative;
  padding: 20px 18px 20px;
  background: var(--u-card-bg);
  border: 1px solid var(--u-rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform 260ms var(--ease), border-color 260ms var(--ease);
}

.page-disclaimer .scope-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-glow);
}

.page-disclaimer .scope-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-amber);
  margin-bottom: 10px;
}

.page-disclaimer .scope-card h3 {
  margin-bottom: 10px;
  color: var(--c-white);
}

.page-disclaimer .scope-card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-silver);
}

/* ---------- 02 引用规范（纸质区） ---------- */
.page-disclaimer .rule-section--paper {
  background: var(--c-cream);
  color: var(--c-ink);
  border-bottom-color: var(--u-paper-rule);
}

.page-disclaimer .rule-section--paper .rule-head {
  border-bottom-color: var(--u-paper-rule);
}

.page-disclaimer .rule-section--paper .rule-head__num {
  color: #0A5F57;
}

.page-disclaimer .rule-section--paper .rule-head__meta {
  color: #6B6259;
}

.page-disclaimer .cite-intro {
  font-size: 15px;
  line-height: 1.85;
  color: #3B3531;
  max-width: 68ch;
  margin-bottom: 24px;
}

.page-disclaimer .cite-list {
  border-top: 1px solid var(--u-paper-rule);
}

.page-disclaimer .rule-item {
  border-bottom: 1px solid var(--u-paper-rule);
}

.page-disclaimer .rule-item > summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--c-ink);
}

.page-disclaimer .rule-item > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .rule-item > summary:hover {
  color: #0A5F57;
}

.page-disclaimer .rule-item__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #C43E13;
}

.page-disclaimer .rule-item__body {
  padding: 0 0 18px 22px;
  margin-left: 6px;
  border-left: 2px solid var(--c-cyan);
}

.page-disclaimer .rule-item__body p {
  font-size: 14px;
  line-height: 1.9;
  color: #3B3531;
}

.page-disclaimer .rule-item__body a {
  color: #0A5F57;
  text-decoration: none;
  border-bottom: 1px solid #0A5F57;
}

.page-disclaimer .rule-item[open] > summary {
  color: #0A5F57;
}

.page-disclaimer .cite-pair {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 30px;
  border: 1px solid var(--u-paper-rule);
}

.page-disclaimer .cite-pair__col {
  padding: 18px;
}

.page-disclaimer .cite-pair__col--raw {
  background: rgba(18, 58, 87, 0.07);
  border-bottom: 1px solid var(--u-paper-rule);
}

.page-disclaimer .cite-pair__col--mark {
  background: #FFFFFF;
  box-shadow: inset 3px 0 0 var(--c-cyan);
}

.page-disclaimer .cite-pair__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: #0A5F57;
  margin-bottom: 12px;
}

.page-disclaimer .cite-pair__raw {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2;
  color: var(--c-ink);
}

.page-disclaimer .cite-pair__raw span {
  display: block;
}

.page-disclaimer .cite-pair__mark {
  font-size: 14px;
  line-height: 2;
  color: var(--c-ink);
}

.page-disclaimer .cite-pair__mark b {
  font-weight: 600;
  color: #C43E13;
}

/* ---------- 03 账号与订阅 ---------- */
.page-disclaimer .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: clause;
}

.page-disclaimer .clause-list li {
  position: relative;
  counter-increment: clause;
  padding: 16px 0 16px 50px;
  border-bottom: 1px solid var(--u-rule);
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-white);
}

.page-disclaimer .clause-list li::before {
  content: counter(clause, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 19px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-glow);
}

/* ---------- 04 版本与变更 ---------- */
.page-disclaimer .version-stack {
  display: grid;
  gap: 12px;
}

.page-disclaimer .version-row {
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--u-rule);
  border-left: 2px solid var(--c-cyan);
  background: linear-gradient(100deg, rgba(18, 58, 87, 0.48), rgba(10, 36, 56, 0.28));
}

.page-disclaimer .version-row__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}

.page-disclaimer .version-row__val {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-white);
}

/* ---------- 05 来源标注表 ---------- */
.page-disclaimer .rule-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--u-rule);
}

.page-disclaimer .rule-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-disclaimer .rule-table caption {
  text-align: left;
}

.page-disclaimer .rule-table th,
.page-disclaimer .rule-table td {
  text-align: left;
  padding: 13px 14px;
  border-top: 1px solid var(--u-rule);
  vertical-align: top;
  line-height: 1.75;
}

.page-disclaimer .rule-table thead th {
  border-top: 0;
  background: var(--c-mid);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  font-weight: 500;
}

.page-disclaimer .rule-table tbody th {
  font-weight: 600;
  color: var(--c-glow);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-disclaimer .rule-table tbody td {
  color: var(--c-silver);
}

.page-disclaimer .rule-table tbody tr:hover td,
.page-disclaimer .rule-table tbody tr:hover th {
  background: rgba(18, 58, 87, 0.42);
}

/* ---------- 06 责任范围 ---------- */
.page-disclaimer .note-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .note-list li {
  position: relative;
  padding: 14px 0 14px 26px;
  border-bottom: 1px solid var(--u-rule);
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-white);
}

.page-disclaimer .note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 12px;
  height: 2px;
  background: var(--c-hot);
}

.page-disclaimer .note-tail {
  margin-top: 22px;
  font-size: 14px;
  color: var(--c-silver);
}

.page-disclaimer .note-tail a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--u-line);
}

.page-disclaimer .note-tail a:hover,
.page-disclaimer .note-tail a:focus-visible {
  color: var(--c-glow);
}

/* ---------- 07 反馈渠道 ---------- */
.page-disclaimer .feedback-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-disclaimer .feedback-card {
  padding: 22px 20px 20px;
  border: 1px solid var(--u-rule);
  background: var(--u-card-bg);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-disclaimer .feedback-card__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-hot);
  margin-bottom: 10px;
}

.page-disclaimer .feedback-card h3 {
  margin-bottom: 12px;
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  word-break: break-word;
}

.page-disclaimer .feedback-card p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-silver);
  margin-bottom: 16px;
}

.page-disclaimer .feedback-card__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-glow);
  text-decoration: none;
  border-bottom: 1px solid var(--u-line);
  padding-bottom: 2px;
}

.page-disclaimer .feedback-card__link:hover,
.page-disclaimer .feedback-card__link:focus-visible {
  color: var(--c-white);
  border-bottom-color: var(--c-hot);
}

/* ---------- 收尾行动区 ---------- */
.page-disclaimer .usage-cta {
  background: linear-gradient(104deg, #FF5A2B 0%, #FF8A2B 52%, #FFB43A 100%);
  color: var(--c-ink);
  padding: 46px 0 50px;
  clip-path: polygon(0 20px, 100% 0, 100% calc(100% - 20px), 0 100%);
}

.page-disclaimer .usage-cta__inner {
  width: min(100% - 28px, var(--wrap));
  margin: 0 auto;
}

.page-disclaimer .usage-cta h2 {
  color: var(--c-ink);
  max-width: 24ch;
}

.page-disclaimer .usage-cta p {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: #4A2A12;
  max-width: 56ch;
}

.page-disclaimer .usage-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-disclaimer .usage-cta__btn {
  display: inline-flex;
  align-items: center;
  padding: 13px 22px;
  background: var(--c-abyss);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-decoration: none;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.page-disclaimer .usage-cta__btn--alt {
  background: transparent;
  color: var(--c-abyss);
  box-shadow: inset 0 0 0 2px var(--c-abyss);
}

.page-disclaimer .usage-cta__btn:hover,
.page-disclaimer .usage-cta__btn:focus-visible {
  background: #FFFFFF;
  color: var(--c-ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .usage-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .usage-hero__frame {
    padding: 34px 30px 32px;
  }

  .page-disclaimer .rule-section {
    padding: 60px 0;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .cite-pair {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .cite-pair__col--raw {
    border-bottom: 0;
    border-right: 1px solid var(--u-paper-rule);
  }

  .page-disclaimer .version-row {
    grid-template-columns: 150px 1fr;
    align-items: start;
    gap: 20px;
  }

  .page-disclaimer .feedback-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .scope-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-disclaimer .usage-hero {
    padding: 40px 0 34px;
  }

  .page-disclaimer .rule-section {
    padding: 74px 0;
  }
}
<<<END>>>