.page-disclaimer {
  --usage-num-w: 88px;
  --usage-note-w: 244px;
  color: var(--deep);
  background: var(--paper);
}

.page-disclaimer .breadcrumb {
  margin-top: clamp(18px, 3vw, 34px);
}

/* 首屏：印刷使用卡 */
.page-disclaimer .usage-hero {
  position: relative;
  display: grid;
  gap: var(--gap);
  margin-top: 16px;
  padding: clamp(22px, 4vw, 46px) clamp(18px, 3.4vw, 44px);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 92% at 104% -6%, rgba(77, 224, 208, 0.26), transparent 58%),
    linear-gradient(126deg, var(--ice) 0%, var(--paper) 64%);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.page-disclaimer .usage-hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -40% 52%;
  height: 220px;
  background: linear-gradient(96deg, transparent 0%, rgba(31, 111, 178, 0.14) 52%, transparent 100%);
  transform: rotate(-9deg);
  pointer-events: none;
}

.page-disclaimer .usage-hero__body {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-disclaimer .usage-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 8vw, 4.1rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .usage-hero .lede {
  margin: 18px 0 0;
  max-width: 44ch;
  font-size: clamp(1rem, 1.7vw, 1.12rem);
  line-height: 1.8;
  color: var(--deepblue);
}

.page-disclaimer .usage-stamp {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  padding: 8px 16px 8px 10px;
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: 5px 6px 0 -1px rgba(244, 123, 32, 0.55);
  transform: rotate(-1.6deg);
}

.page-disclaimer .usage-stamp__num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-disclaimer .usage-stamp__txt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.35;
  letter-spacing: 0.06em;
  color: var(--deep);
}

.page-disclaimer .usage-hero__meta {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-disclaimer .usage-hero__fig {
  position: relative;
  z-index: 1;
  margin: 0;
  min-width: 0;
}

.page-disclaimer .usage-hero__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .usage-hero__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

/* 条款目录 */
.page-disclaimer .usage-toc {
  margin-top: clamp(30px, 5vw, 52px);
  padding-top: 14px;
  border-top: 2px solid var(--ink);
}

.page-disclaimer .usage-toc__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-disclaimer .usage-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-disclaimer .usage-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--deep);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms var(--ease), transform 160ms var(--ease);
}

.page-disclaimer .usage-toc__n {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--orange);
}

.page-disclaimer .usage-toc__list a:hover,
.page-disclaimer .usage-toc__list a:focus-visible {
  color: var(--blue);
  transform: translateX(3px);
}

/* 编号条款 */
.page-disclaimer .clause {
  display: grid;
  gap: 14px;
  padding: clamp(24px, 4vw, 40px) 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 8vw, 3.4rem);
  font-weight: 700;
  line-height: 0.9;
  color: var(--blue);
}

@supports (-webkit-text-stroke: 1px currentColor) {
  .page-disclaimer .clause__num {
    color: transparent;
    -webkit-text-stroke: 1.6px var(--blue);
  }
}

.page-disclaimer .clause__main {
  min-width: 0;
}

.page-disclaimer .clause__main h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 4.4vw, 1.8rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .clause__main p {
  margin: 0 0 12px;
  max-width: var(--measure);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--deep);
}

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

.page-disclaimer .clause__main a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .clause__main a:hover,
.page-disclaimer .clause__main a:focus-visible {
  color: var(--orange);
}

.page-disclaimer .clause__note {
  padding: 14px 16px;
  border-left: 3px solid var(--orange);
  background: var(--ice);
}

.page-disclaimer .clause__note-label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-disclaimer .clause__note p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--deepblue);
}

.page-disclaimer .clause__note a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 站外条目 */
.page-disclaimer .linklist {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
}

.page-disclaimer .linklist li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--deep);
}

.page-disclaimer .linklist li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .linklist__mark {
  font-family: var(--font-mono);
  color: var(--orange);
  font-size: 1rem;
  line-height: 1.6;
}

.page-disclaimer .linklist strong {
  color: var(--ink);
  font-weight: 700;
}

/* 纠错卡 */
.page-disclaimer .usage-fix {
  display: grid;
  gap: clamp(18px, 3vw, 26px);
  margin: clamp(32px, 5vw, 58px) 0 clamp(40px, 6vw, 72px);
  padding: clamp(22px, 4vw, 42px);
  border-top: 6px solid var(--orange);
  background:
    radial-gradient(110% 90% at 96% 4%, rgba(77, 224, 208, 0.18), transparent 58%),
    linear-gradient(148deg, var(--ink) 0%, var(--deepblue) 100%);
  color: var(--paper);
}

.page-disclaimer .usage-fix .eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
}

.page-disclaimer .usage-fix__head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.32rem, 4.4vw, 1.95rem);
  line-height: 1.26;
  color: var(--paper);
}

.page-disclaimer .usage-fix__head p:last-child {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ice);
}

.page-disclaimer .usage-fix__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .usage-fix__step {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-dark);
  font-size: 0.95rem;
  color: var(--ice);
}

.page-disclaimer .usage-fix__step span {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--orange);
}

.page-disclaimer .usage-fix__contact {
  display: grid;
  gap: 8px;
}

.page-disclaimer .usage-fix__row {
  display: grid;
  grid-template-columns: 5.6em minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-disclaimer .usage-fix__key {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  padding-top: 3px;
}

.page-disclaimer .usage-fix__val {
  color: var(--paper);
  word-break: break-word;
}

.page-disclaimer .usage-fix__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-disclaimer .usage-link {
  color: var(--cyan);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 224, 208, 0.5);
  padding-bottom: 2px;
}

.page-disclaimer .usage-link:hover,
.page-disclaimer .usage-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (min-width: 620px) {
  .page-disclaimer .usage-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 36px);
  }

  .page-disclaimer .usage-fix__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-disclaimer .usage-fix__step {
    flex-direction: column;
    gap: 6px;
    border-bottom: none;
    border-top: 1px solid var(--line-dark);
    padding-top: 10px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: clamp(24px, 3.4vw, 46px);
  }

  .page-disclaimer .usage-hero .lede {
    max-width: 46ch;
  }

  .page-disclaimer .clause {
    grid-template-columns: var(--usage-num-w) minmax(0, 1fr) var(--usage-note-w);
    gap: clamp(20px, 2.6vw, 38px);
    align-items: start;
  }

  .page-disclaimer .clause__note {
    margin-top: 4px;
  }

  .page-disclaimer .usage-fix {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(22px, 3vw, 48px);
  }

  .page-disclaimer .usage-fix__head {
    grid-column: 1;
  }

  .page-disclaimer .usage-fix__steps {
    grid-column: 1;
  }

  .page-disclaimer .usage-fix__contact {
    grid-column: 2;
    grid-row: 1 / span 2;
    padding-left: clamp(18px, 2.4vw, 30px);
    border-left: 1px solid var(--line-dark);
    align-self: stretch;
    align-content: start;
  }

  .page-disclaimer .usage-fix__links {
    grid-column: 1 / -1;
    padding-top: clamp(14px, 2vw, 22px);
    border-top: 1px solid var(--line-dark);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-toc__list a {
    transition: none;
  }

  .page-disclaimer .usage-toc__list a:hover,
  .page-disclaimer .usage-toc__list a:focus-visible {
    transform: none;
  }
}