.page-disclaimer {
  --dc-grid-line: rgba(30, 70, 58, .38);
  --dc-panel-soft: rgba(19, 48, 40, .72);
}

/* ---------- 页首 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  padding-top: clamp(26px, 5vw, 52px);
  padding-bottom: clamp(24px, 4vw, 40px);
  overflow: hidden;
}

.page-disclaimer .dc-hero__grid {
  position: absolute;
  inset: 0 0 auto 0;
  height: 420px;
  background-image:
    linear-gradient(to right, var(--dc-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--dc-grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 88%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 88%);
  pointer-events: none;
}

.page-disclaimer .dc-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.page-disclaimer .dc-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 34px);
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-disclaimer .dc-crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

.page-disclaimer .dc-hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(38px, 7vw, 68px);
  line-height: 1.12;
  letter-spacing: .01em;
  color: var(--white);
}

.page-disclaimer .dc-hero__lede {
  max-width: 62ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .dc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-hero__media {
  position: relative;
  z-index: 1;
  margin-top: clamp(28px, 5vw, 46px);
}

.page-disclaimer .dc-hero__media .media {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-disclaimer .dc-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .78;
}

.page-disclaimer .dc-hero__media .media__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 17, 14, .1) 0%, rgba(6, 17, 14, .82) 100%);
  pointer-events: none;
}

.page-disclaimer .dc-hero__media .media__caption {
  position: absolute;
  left: clamp(16px, 3vw, 32px);
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(14px, 2.5vw, 26px);
  margin: 0;
  font-family: var(--font-label);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--white);
}

/* ---------- 版本切换 ---------- */
.page-disclaimer .dc-version {
  padding: clamp(8px, 2vw, 16px) 0 clamp(28px, 5vw, 48px);
}

.page-disclaimer .dc-version__tabs {
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 3vw, 30px);
}

.page-disclaimer .dc-version__tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-disclaimer .dc-version__tabs .tabs__btn {
  appearance: none;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: color .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease);
}

.page-disclaimer .dc-version__tabs .tabs__btn:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-disclaimer .dc-version__tabs .tabs__btn[aria-selected="true"] {
  color: var(--ink-deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-disclaimer .dc-version__panel {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--dc-panel-soft);
}

.page-disclaimer .dc-version__lead {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-disclaimer .dc-version__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-disclaimer .dc-version__list li {
  display: flex;
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-disclaimer .dc-version__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--orange);
  padding-top: 3px;
}

/* ---------- 双栏版式 ---------- */
.page-disclaimer .dc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-disclaimer .dc-index {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-disclaimer .dc-index__title {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .dc-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer .dc-index__list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .dc-index__item {
  flex: 0 0 auto;
}

.page-disclaimer .dc-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .24s var(--ease), color .24s var(--ease), background-color .24s var(--ease);
}

.page-disclaimer .dc-index__n {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--cyan);
}

.page-disclaimer .dc-index__t {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-disclaimer .dc-index__link:hover,
.page-disclaimer .dc-index__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(61, 242, 206, .08);
}

.page-disclaimer .dc-index__link:hover .dc-index__t,
.page-disclaimer .dc-index__link:focus-visible .dc-index__t {
  color: var(--white);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .dc-body {
  min-width: 0;
  max-width: 72ch;
}

.page-disclaimer .dc-clause {
  scroll-margin-top: 132px;
  padding-bottom: clamp(26px, 4vw, 40px);
  margin-bottom: clamp(26px, 4vw, 40px);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .dc-clause:last-child {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .dc-clause__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  transition: border-color .3s var(--ease);
}

.page-disclaimer .dc-clause__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-disclaimer .dc-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.35;
  color: var(--white);
  transition: color .3s var(--ease);
}

.page-disclaimer .dc-clause__body {
  margin-top: 18px;
}

.page-disclaimer .dc-clause__body p {
  margin: 0 0 1.1em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-disclaimer .dc-clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 206, .4);
  transition: border-color .2s var(--ease);
}

.page-disclaimer .dc-clause__body a:hover,
.page-disclaimer .dc-clause__body a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .dc-clause:target .dc-clause__head {
  border-top-color: var(--cyan);
}

.page-disclaimer .dc-clause:target .dc-clause__title {
  color: var(--cyan);
}

/* ---------- 规范清单 ---------- */
.page-disclaimer .dc-rules {
  margin: 0 0 1.1em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-disclaimer .dc-rules li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--white);
}

.page-disclaimer .dc-rules li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

/* ---------- 折叠问答 ---------- */
.page-disclaimer .dc-fold {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--dc-panel-soft);
  overflow: hidden;
}

.page-disclaimer .dc-fold .fold__q {
  padding: 14px 18px;
  font-family: var(--font-label);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--white);
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .dc-fold .fold__q::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dc-fold .fold__q::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-disclaimer .dc-fold[open] .fold__q::after {
  content: "−";
}

.page-disclaimer .dc-fold .fold__a {
  padding: 0 18px 16px;
}

.page-disclaimer .dc-fold .fold__a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系方式条款 ---------- */
.page-disclaimer .dc-clause--contact {
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(19, 48, 40, .9) 0%, rgba(10, 31, 26, .9) 100%);
}

.page-disclaimer .dc-clause--contact .dc-clause__head {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .dc-clause__cta {
  display: inline-block;
  margin-top: 18px;
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .dc-hero__lede {
    font-size: 17px;
  }

  .page-disclaimer .dc-clause__body {
    padding-left: 56px;
  }

  .page-disclaimer .dc-clause__body > * {
    max-width: 68ch;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dc-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .dc-index {
    position: sticky;
    top: 132px;
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 20px;
  }

  .page-disclaimer .dc-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .dc-index__link {
    display: flex;
    width: 100%;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    white-space: normal;
  }

  .page-disclaimer .dc-index__link:hover,
  .page-disclaimer .dc-index__link:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(61, 242, 206, .07);
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .dc-clause__body {
    padding-left: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-index__link,
  .page-disclaimer .dc-version__tabs .tabs__btn,
  .page-disclaimer .dc-clause__head,
  .page-disclaimer .dc-clause__title {
    transition: none;
  }
}