.page-disclaimer {
  --u-ink-text: #1b2b23;
  --u-ink-text-soft: #243a2e;
  --u-shadow: rgba(10, 20, 17, 0.4);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  overflow-x: hidden;
}

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

/* ---------- 面包屑 ---------- */
.page-disclaimer .usage-crumb {
  padding-top: 1.1rem;
}

.page-disclaimer .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--sage);
}

.page-disclaimer .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-disclaimer .breadcrumb__link {
  color: var(--sage);
  text-decoration: none;
}

.page-disclaimer .breadcrumb__link:hover {
  color: var(--orange);
}

.page-disclaimer .breadcrumb__sep {
  color: rgba(143, 169, 154, 0.6);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(1.1rem, 3vw, 1.75rem) clamp(1.25rem, 3vw, 2rem);
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  left: -12%;
  right: -12%;
  top: -18%;
  height: 74%;
  background: linear-gradient(102deg, var(--ink-2) 0%, var(--ink-3) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 0 100%);
}

.page-disclaimer .usage-hero__inner {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: end;
}

.page-disclaimer .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-disclaimer .usage-hero__title {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.3rem);
  line-height: 1.14;
  letter-spacing: -0.012em;
  transform: skewX(-4deg);
  transform-origin: left bottom;
  text-wrap: balance;
}

.page-disclaimer .lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.8;
  color: var(--text-soft);
}

.page-disclaimer .usage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.page-disclaimer .usage-hero__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
}

.page-disclaimer .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .media-frame__label {
  display: block;
  padding: 0.45rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--sage);
  border-top: 1px solid var(--line);
  background: var(--ink);
}

/* ---------- 节奏信息带 ---------- */
.page-disclaimer .pulse {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  border-block: 1px solid var(--line);
}

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

.page-disclaimer .pulse__cell {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  padding: 1rem 1rem 1.15rem;
  min-height: 106px;
  justify-content: center;
  border-bottom: 1px solid rgba(10, 20, 17, 0.22);
}

.page-disclaimer .pulse__cell--green {
  background: var(--grass);
  color: var(--paper);
}

.page-disclaimer .pulse__cell--orange {
  background: var(--orange);
  color: var(--ink);
}

.page-disclaimer .pulse__cell--ink {
  background: var(--ink-2);
  color: var(--paper);
}

.page-disclaimer .pulse__cell--cream {
  background: var(--cream);
  color: var(--ink);
}

.page-disclaimer .pulse__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 5vw, 2.4rem);
  line-height: 1;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .pulse__unit {
  font-size: 0.55em;
  margin-left: 0.1em;
}

.page-disclaimer .pulse__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-disclaimer .pulse__desc {
  font-size: 0.8rem;
  line-height: 1.5;
  opacity: 0.88;
}

/* ---------- 主体布局 ---------- */
.page-disclaimer .usage-body {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  display: grid;
  gap: 1.4rem;
  align-items: start;
}

/* ---------- 目录 ---------- */
.page-disclaimer .usage-toc {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: 3px solid var(--grass);
  padding: 0.9rem 0.95rem 1.05rem;
}

.page-disclaimer .usage-toc__title {
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .usage-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .usage-toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.42rem 0.5rem;
  font-size: 0.88rem;
  color: var(--text-soft);
  text-decoration: none;
  white-space: nowrap;
  border-left: 2px solid transparent;
}

.page-disclaimer .usage-toc__link:hover,
.page-disclaimer .usage-toc__link:focus-visible {
  color: var(--paper);
  background: rgba(47, 168, 107, 0.16);
  border-left-color: var(--grass-lit);
}

.page-disclaimer .usage-toc__idx {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--sage);
}

.page-disclaimer .usage-links {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.page-disclaimer .usage-links__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  color: var(--sage);
  text-transform: uppercase;
}

.page-disclaimer .usage-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.page-disclaimer .usage-links a {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--text-soft);
  text-decoration: none;
  border-bottom: 1px dashed rgba(143, 169, 154, 0.4);
}

.page-disclaimer .usage-links a:hover,
.page-disclaimer .usage-links a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 条款卡 ---------- */
.page-disclaimer .clauses {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2.4vw, 1.5rem);
  min-width: 0;
}

.page-disclaimer .clause {
  position: relative;
  background: var(--cream);
  color: var(--u-ink-text);
  border: 1px solid rgba(10, 20, 17, 0.22);
  box-shadow: 6px 6px 0 var(--u-shadow);
  padding: clamp(1.1rem, 3vw, 1.8rem);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-disclaimer .clause:hover {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 rgba(255, 106, 43, 0.5);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.85rem;
}

.page-disclaimer .clause__num {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  min-width: 2.4rem;
  height: 1.65rem;
  padding-inline: 0.35rem;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  transform: skewX(-8deg);
  transition: background 0.18s ease, color 0.18s ease;
}

.page-disclaimer .clause:hover .clause__num {
  background: var(--orange);
  color: var(--ink);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: clamp(1.05rem, 2.4vw, 1.32rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-disclaimer .clause__body p {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--u-ink-text-soft);
}

.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.page-disclaimer .clause__list:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--u-ink-text-soft);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.46rem;
  height: 0.46rem;
  background: var(--grass);
}

.page-disclaimer .clause__list strong {
  color: var(--ink);
  font-weight: 800;
}

/* ---------- 颜色图例 ---------- */
.page-disclaimer .legend {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin: 0.25rem 0 1rem;
  padding: 0.75rem 0.8rem;
  background: rgba(10, 20, 17, 0.05);
  border-left: 3px solid var(--orange);
}

.page-disclaimer .legend__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--u-ink-text-soft);
}

.page-disclaimer .legend__row strong {
  color: var(--ink);
}

.page-disclaimer .legend__chip {
  display: inline-block;
  width: 2.3rem;
  height: 1.1rem;
  border: 1px solid rgba(10, 20, 17, 0.28);
}

.page-disclaimer .legend__chip--white { background: var(--paper); }
.page-disclaimer .legend__chip--orange { background: var(--orange); }
.page-disclaimer .legend__chip--yellow { background: var(--yellow); }
.page-disclaimer .legend__chip--red { background: var(--red); }
.page-disclaimer .legend__chip--sage { background: var(--sage); }

/* ---------- 联系方式 ---------- */
.page-disclaimer .usage-contacts {
  list-style: none;
  margin: 0.9rem 0 0.35rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-disclaimer .usage-contacts .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.65rem;
  background: rgba(10, 20, 17, 0.06);
  border-left: 3px solid var(--grass);
}

.page-disclaimer .contact-item__key {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: #3d5a4a;
  min-width: 4.6rem;
}

.page-disclaimer .contact-item__value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink);
  word-break: break-word;
}

.page-disclaimer .copy-btn {
  margin-left: auto;
  padding: 0.26rem 0.55rem;
  border: 1px solid rgba(10, 20, 17, 0.34);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.page-disclaimer .copy-btn:hover,
.page-disclaimer .copy-btn:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-disclaimer .copy-state {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--grass);
}

/* ---------- 手风琴 ---------- */
.page-disclaimer .usage-faq {
  margin-top: 0.65rem;
  border-top: 1px solid rgba(10, 20, 17, 0.22);
}

.page-disclaimer .usage-faq .accordion__item {
  border-bottom: 1px solid rgba(10, 20, 17, 0.22);
  background: transparent;
}

.page-disclaimer .usage-faq .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.78rem 0;
  border: 0;
  background: none;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
}

.page-disclaimer .usage-faq .accordion__trigger:hover,
.page-disclaimer .usage-faq .accordion__trigger:focus-visible {
  color: var(--grass);
}

.page-disclaimer .usage-faq .accordion__trigger::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--orange);
}

.page-disclaimer .usage-faq .accordion__item[data-open="true"] .accordion__trigger::after {
  content: "–";
}

.page-disclaimer .usage-faq .accordion__panel {
  padding: 0 0 0.9rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--u-ink-text-soft);
}

.page-disclaimer .usage-faq .accordion__panel p {
  margin: 0 0 0.55rem;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
}

.page-disclaimer .usage-faq .accordion__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .pulse__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer .pulse__cell {
    border-bottom: 0;
    border-right: 1px solid rgba(10, 20, 17, 0.22);
  }

  .page-disclaimer .pulse__cell:last-child {
    border-right: 0;
  }

  .page-disclaimer .usage-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .usage-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 2.5rem;
  }

  .page-disclaimer .usage-toc {
    position: sticky;
    top: 1.5rem;
  }

  .page-disclaimer .usage-toc__list {
    flex-direction: column;
    gap: 0.1rem;
    overflow: visible;
  }

  .page-disclaimer .usage-toc__link {
    white-space: normal;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .usage-hero {
    padding-top: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause,
  .page-disclaimer .clause__num,
  .page-disclaimer .copy-btn {
    transition: none;
  }

  .page-disclaimer .clause:hover {
    transform: none;
    box-shadow: 6px 6px 0 var(--u-shadow);
  }
}

@media print {
  .page-disclaimer {
    background: #ffffff;
    color: #000000;
  }

  .page-disclaimer .usage-toc,
  .page-disclaimer .usage-hero__figure,
  .page-disclaimer .copy-btn,
  .page-disclaimer .usage-hero__actions {
    display: none;
  }

  .page-disclaimer .pulse__cell {
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #000000;
  }

  .page-disclaimer .clause {
    background: #ffffff;
    color: #000000;
    border: 1px solid #000000;
    box-shadow: none;
  }

  .page-disclaimer .clause__num {
    background: #000000;
    color: #ffffff;
  }

  .page-disclaimer .clause__body p,
  .page-disclaimer .clause__list li,
  .page-disclaimer .legend__row {
    color: #000000;
  }
}
<<<END>>>