/* ===== 使用说明 / /statement/ ===== */
.page-disclaimer {
  --dc-rule: rgba(169, 183, 198, .18);
  --dc-rule-soft: rgba(169, 183, 198, .10);
  --dc-rule-strong: rgba(169, 183, 198, .34);
  --dc-num-col: 5.5rem;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-3) 44%, var(--ink) 100%);
  color: var(--white);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.25rem 0 2.75rem;
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: -10% -6% 0 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--dc-rule-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--dc-rule-soft) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
  -webkit-mask-image: radial-gradient(115% 85% at 78% 6%, #000 0%, rgba(0, 0, 0, .35) 48%, transparent 80%);
  mask-image: radial-gradient(115% 85% at 78% 6%, #000 0%, rgba(0, 0, 0, .35) 48%, transparent 80%);
  pointer-events: none;
}

.page-disclaimer .dc-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-hero__grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
  align-items: start;
}

.page-disclaimer .dc-kicker {
  margin: 0 0 .85rem;
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer h1 {
  margin: 0 0 1rem;
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: .01em;
  font-stretch: condensed;
}

.page-disclaimer .lede {
  margin: 0;
  max-width: 46ch;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: rgba(244, 248, 251, .86);
}

.page-disclaimer .dc-meta {
  margin: 2rem 0 0;
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-meta__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .7rem 0;
  border-bottom: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-meta dt {
  font-size: .82rem;
  color: var(--grey);
}

.page-disclaimer .dc-meta dd {
  margin: 0;
  font-size: .88rem;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-disclaimer .dc-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--dc-rule);
  border-radius: var(--r-organic);
  overflow: hidden;
  background: var(--ink-2);
}

.page-disclaimer .dc-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(0, 229, 255, .16) 0%, transparent 52%, rgba(255, 107, 26, .14) 100%);
  pointer-events: none;
}

.page-disclaimer .dc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.05);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .dc-toc {
  border-top: 1px solid var(--dc-rule);
  border-bottom: 1px solid var(--dc-rule);
  background: linear-gradient(90deg, var(--ink-2) 0%, var(--ink-3) 100%);
}

.page-disclaimer .dc-toc .wrap {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.page-disclaimer .dc-toc__label {
  margin: 0 0 1rem;
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--grey);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .15rem;
}

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: .7rem .85rem;
  border-left: 2px solid transparent;
  border-bottom: 1px solid var(--dc-rule-soft);
  color: var(--white);
  text-decoration: none;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .dc-toc__link:hover {
  background: var(--cyan-soft);
  border-left-color: var(--cyan);
}

.page-disclaimer .dc-toc__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  background: var(--cyan-soft);
  border-left-color: var(--cyan);
}

.page-disclaimer .dc-toc__num {
  flex: 0 0 auto;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-disclaimer .dc-toc__name {
  font-size: .95rem;
  line-height: 1.5;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .dc-body {
  padding: 0 0 3rem;
}

.page-disclaimer .dc-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .85rem;
  padding: 2rem 0;
  border-top: 1px solid var(--dc-rule);
  scroll-margin-top: 5.5rem;
}

.page-disclaimer .dc-clause:first-child {
  border-top: 0;
  padding-top: 1.75rem;
}

.page-disclaimer .dc-clause__index {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-disclaimer .dc-clause__index::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--dc-rule-strong), transparent);
}

.page-disclaimer .dc-clause__content {
  min-width: 0;
}

.page-disclaimer .dc-clause__content h2 {
  margin: 0 0 .9rem;
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: .01em;
}

.page-disclaimer .dc-clause__content h2::after {
  content: "";
  display: block;
  width: 2.25rem;
  height: 2px;
  margin-top: .85rem;
  background: var(--cyan);
  opacity: .72;
}

.page-disclaimer .dc-clause__content p {
  margin: 0 0 .95rem;
  max-width: 68ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--grey);
}

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

.page-disclaimer .dc-clause__content p a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-disclaimer .dc-clause__content p a:hover {
  color: var(--orange);
}

.page-disclaimer .dc-clause__content p a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-disclaimer .dc-list {
  list-style: none;
  margin: .5rem 0 1.25rem;
  padding: 0;
  border-top: 1px solid var(--dc-rule-soft);
}

.page-disclaimer .dc-list > li {
  position: relative;
  padding: .8rem 0 .8rem 1.15rem;
  border-bottom: 1px solid var(--dc-rule-soft);
  font-size: .97rem;
  line-height: 1.8;
  color: var(--grey);
  transition: background-color .2s var(--ease);
}

.page-disclaimer .dc-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.42rem;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-disclaimer .dc-list > li:hover {
  background: rgba(0, 229, 255, .05);
}

.page-disclaimer .dc-list strong {
  color: var(--white);
  font-weight: 700;
}

.page-disclaimer .dc-facts {
  margin: 1.5rem 0 0;
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem 0;
  border-bottom: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-fact dt {
  font-size: .88rem;
  color: var(--grey);
}

.page-disclaimer .dc-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  white-space: nowrap;
  color: var(--cyan);
}

.page-disclaimer .dc-fact:nth-child(even) dd {
  color: var(--orange);
}

/* ---------- 尾部 ---------- */
.page-disclaimer .dc-tail {
  padding: 3rem 0 3.5rem;
  border-top: 1px solid var(--dc-rule);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-disclaimer .dc-tail h2 {
  margin: 0 0 .75rem;
  font-size: var(--fs-h2);
  font-weight: 800;
  line-height: 1.2;
}

.page-disclaimer .dc-tail > .wrap > p {
  margin: 0 0 2rem;
  max-width: 58ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-disclaimer .dc-links {
  display: grid;
  gap: 1rem;
}

.page-disclaimer .dc-link {
  display: grid;
  gap: .35rem;
  padding: 1.15rem 1.25rem;
  border-left: 2px solid var(--dc-rule-strong);
  background: rgba(169, 183, 198, .04);
  color: var(--white);
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .dc-link:hover {
  border-left-color: var(--orange);
  background: var(--orange-soft);
  transform: translateY(-2px);
}

.page-disclaimer .dc-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-left-color: var(--orange);
}

.page-disclaimer .dc-link__idx {
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-disclaimer .dc-link__name {
  font-size: 1.05rem;
  font-weight: 700;
}

.page-disclaimer .dc-link__desc {
  font-size: .9rem;
  line-height: 1.7;
  color: var(--grey);
}

.page-disclaimer .dc-contact-facts {
  display: grid;
  gap: 1.25rem;
  margin: 2.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-contact-facts dt {
  margin-bottom: .35rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--grey);
}

.page-disclaimer .dc-contact-facts dd {
  margin: 0;
  font-size: .92rem;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.5rem;
  }

  .page-disclaimer .dc-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-disclaimer .dc-contact-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-hero {
    padding: 2rem 0 3.5rem;
  }

  .page-disclaimer .dc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
    margin-top: 2.5rem;
  }

  .page-disclaimer .dc-body {
    padding-bottom: 4.5rem;
  }

  .page-disclaimer .dc-clause {
    grid-template-columns: var(--dc-num-col) minmax(0, 1fr);
    gap: 0 2.75rem;
    padding: 3rem 0;
  }

  .page-disclaimer .dc-clause:first-child {
    padding-top: 3rem;
  }

  .page-disclaimer .dc-clause__index {
    display: block;
    padding-top: .45rem;
    font-size: 1.05rem;
    letter-spacing: .1em;
  }

  .page-disclaimer .dc-clause__index::after {
    display: none;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .page-disclaimer .dc-meta__row,
  .page-disclaimer .dc-fact {
    flex-direction: column;
    align-items: flex-start;
    gap: .2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-toc__link,
  .page-disclaimer .dc-list > li,
  .page-disclaimer .dc-link,
  .page-disclaimer .dc-clause__content p a {
    transition: none;
  }

  .page-disclaimer .dc-link:hover {
    transform: none;
  }
}