.page-disclaimer {
  background-color: var(--bx-mist);
  background-image: repeating-linear-gradient(115deg, rgba(14, 27, 42, 0.028) 0 1px, transparent 1px 52px);
  color: var(--bx-ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  background: var(--bx-ink);
  color: var(--bx-on-dark-strong);
  padding: clamp(44px, 8vw, 96px) 0 clamp(40px, 6.5vw, 80px);
}

.page-disclaimer .disc-hero__media {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
}

.page-disclaimer .disc-hero__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(115deg, rgba(199, 207, 214, 0.12) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(25deg, rgba(200, 255, 61, 0.07) 0 1px, transparent 1px 72px);
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-disclaimer .disc-hero .eyebrow {
  margin: 0 0 14px;
  color: var(--bx-lime);
}

.page-disclaimer .disc-hero__title {
  margin: 0;
  font-family: var(--bx-font-head);
  font-weight: 700;
  font-size: clamp(34px, 7.4vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--bx-white);
  overflow-wrap: break-word;
  max-width: 17ch;
}

.page-disclaimer .disc-hero__lead {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.4vw, 17.5px);
  line-height: 1.8;
  color: var(--bx-on-dark);
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .disc-body {
  padding: clamp(40px, 6.5vw, 88px) 0 clamp(36px, 5vw, 60px);
}

.page-disclaimer .disc-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

/* ---------- 侧边索引 ---------- */
.page-disclaimer .disc-index {
  padding: 16px 14px;
  background: var(--bx-white);
  border: 1px solid var(--bx-line);
  border-radius: var(--bx-radius-m);
  box-shadow: var(--bx-shadow-s);
}

.page-disclaimer .disc-index__title {
  margin: 0 0 12px;
  font-family: var(--bx-font-num);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bx-slate);
}

.page-disclaimer .disc-index .index-nav {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.page-disclaimer .disc-index .index-nav::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .disc-index .index-nav__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 14px;
  border: 1px solid var(--bx-line);
  border-radius: var(--bx-pill);
  background: var(--bx-mist);
  color: var(--bx-slate);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s var(--bx-ease), background-color 0.25s var(--bx-ease), border-color 0.25s var(--bx-ease);
}

.page-disclaimer .disc-index .index-nav__num {
  font-family: var(--bx-font-num);
  font-size: 12px;
  font-weight: 600;
  color: var(--bx-field);
}

.page-disclaimer .disc-index .index-nav__link:hover,
.page-disclaimer .disc-index .index-nav__link:focus-visible {
  color: var(--bx-ink);
  border-color: var(--bx-line-mid);
}

.page-disclaimer .disc-index .index-nav__link.is-active {
  color: var(--bx-white);
  background: var(--bx-field);
  border-color: var(--bx-field);
}

.page-disclaimer .disc-index .index-nav__link.is-active .index-nav__num {
  color: var(--bx-lime);
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .disc-terms {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-disclaimer .disc-term {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: clamp(22px, 3.2vw, 36px);
  background: var(--bx-white);
  border: 1px solid var(--bx-line);
  border-radius: var(--bx-radius-m);
  box-shadow: var(--bx-shadow-s);
  transition: border-color 0.3s var(--bx-ease), box-shadow 0.3s var(--bx-ease);
}

.page-disclaimer .disc-term:hover {
  border-color: rgba(31, 122, 76, 0.32);
  box-shadow: var(--bx-shadow-m);
}

.page-disclaimer .disc-term__num {
  margin: 0;
  font-family: var(--bx-font-num);
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bx-field);
}

.page-disclaimer .disc-term__main {
  min-width: 0;
}

.page-disclaimer .disc-term__title {
  margin: 0 0 14px;
  font-family: var(--bx-font-serif);
  font-weight: 600;
  font-size: clamp(19px, 2.3vw, 25px);
  line-height: 1.35;
  color: var(--bx-ink);
}

.page-disclaimer .disc-term__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--bx-slate);
}

.page-disclaimer .disc-term__text + .disc-term__text {
  margin-top: 12px;
}

.page-disclaimer .disc-term__list {
  list-style: none;
  margin: 14px 0 12px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-term__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--bx-slate);
}

.page-disclaimer .disc-term__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--bx-field);
}

.page-disclaimer .disc-term__note {
  margin: 16px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--bx-teal);
  background: rgba(11, 79, 74, 0.05);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--bx-ink);
  border-radius: 0 var(--bx-radius-s) var(--bx-radius-s) 0;
}

/* ---------- 许可 / 授权对照 ---------- */
.page-disclaimer .disc-perm {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.page-disclaimer .disc-perm__col {
  padding: 16px 18px;
  border: 1px solid var(--bx-line);
  border-radius: var(--bx-radius-s);
  background: var(--bx-mist);
}

.page-disclaimer .disc-perm__col--ok {
  background: rgba(143, 214, 148, 0.16);
  border-color: rgba(31, 122, 76, 0.26);
}

.page-disclaimer .disc-perm__col--no {
  background: rgba(242, 107, 47, 0.07);
  border-color: rgba(242, 107, 47, 0.3);
}

.page-disclaimer .disc-perm__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--bx-font-head);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--bx-ink);
}

.page-disclaimer .disc-perm__head::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-disclaimer .disc-perm__col--ok .disc-perm__head::before {
  background: var(--bx-field);
}

.page-disclaimer .disc-perm__col--no .disc-perm__head::before {
  background: var(--bx-orange);
}

.page-disclaimer .disc-perm__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .disc-perm__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--bx-slate);
}

.page-disclaimer .disc-perm__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 2px;
  background: currentColor;
  opacity: 0.55;
}

/* ---------- 结尾引导 ---------- */
.page-disclaimer .disc-foot {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-disclaimer .disc-foot__panel {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 46px);
  border-radius: var(--bx-radius-l);
  background: linear-gradient(132deg, var(--bx-ink) 0%, var(--bx-teal) 100%);
  color: var(--bx-on-dark-strong);
  box-shadow: var(--bx-shadow-l);
}

.page-disclaimer .disc-foot__panel::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 255, 61, 0.18), transparent 70%);
  pointer-events: none;
}

.page-disclaimer .disc-foot__copy {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-foot__title {
  margin: 0 0 10px;
  font-family: var(--bx-font-serif);
  font-weight: 600;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.3;
  color: var(--bx-white);
}

.page-disclaimer .disc-foot__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--bx-on-dark);
}

.page-disclaimer .disc-foot__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .disc-foot__back {
  margin: 18px 0 0;
  font-size: 14.5px;
}

.page-disclaimer .disc-foot__back a {
  color: var(--bx-field);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 122, 76, 0.35);
  padding-bottom: 2px;
  transition: color 0.25s var(--bx-ease), border-color 0.25s var(--bx-ease);
}

.page-disclaimer .disc-foot__back a:hover,
.page-disclaimer .disc-foot__back a:focus-visible {
  color: var(--bx-teal);
  border-color: var(--bx-teal);
}

/* ---------- 显现动效 ---------- */
.page-disclaimer [data-reveal] {
  opacity: 1;
}

.page-disclaimer .js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s var(--bx-ease), transform 0.6s var(--bx-ease);
}

.page-disclaimer .js [data-reveal][data-revealed] {
  opacity: 1;
  transform: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .disc-perm {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-disclaimer .disc-term {
    grid-template-columns: auto minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 28px);
  }

  .page-disclaimer .disc-term__num {
    padding-top: 4px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-body__grid {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-disclaimer .disc-index {
    position: sticky;
    top: 104px;
    padding: 22px 18px;
  }

  .page-disclaimer .disc-index .index-nav {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .disc-index .index-nav__link {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--bx-radius-s) var(--bx-radius-s) 0;
    background: transparent;
    padding: 9px 12px;
    white-space: normal;
    font-size: 14.5px;
  }

  .page-disclaimer .disc-index .index-nav__link.is-active {
    background: rgba(31, 122, 76, 0.09);
    border-left-color: var(--bx-field);
    color: var(--bx-ink);
    font-weight: 600;
  }

  .page-disclaimer .disc-index .index-nav__link.is-active .index-nav__num {
    color: var(--bx-field);
  }

  .page-disclaimer .disc-foot__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disc-body__grid {
    grid-template-columns: 268px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .js [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}