.page-disclaimer {
  --disc-line: var(--line);
  --disc-key: var(--orange);
}

/* ---------- 页首窄幅视觉带 ---------- */
.page-disclaimer .disc-band {
  position: relative;
  width: min(100% - 2 * var(--gutter), var(--maxw));
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--disc-line);
  background: var(--ink-950);
}

.page-disclaimer .disc-band__img {
  display: block;
  width: 100%;
  height: clamp(150px, 34vw, 300px);
  object-fit: cover;
  object-position: center 60%;
  opacity: .82;
}

.page-disclaimer .disc-band__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(to right, rgba(53, 242, 208, .16) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(to bottom, rgba(53, 242, 208, .10) 0 1px, transparent 1px 72px);
  mix-blend-mode: screen;
}

.page-disclaimer .disc-band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to top, rgba(7, 11, 30, .96) 4%, rgba(7, 11, 30, .18) 62%, rgba(7, 11, 30, 0) 100%);
}

.page-disclaimer .disc-band__stamp {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  margin-top: 20px;
}

/* ---------- 标题区 ---------- */
.page-disclaimer .disc-head {
  padding-top: 22px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--disc-line);
}

.page-disclaimer .disc-head h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.75rem, 5vw, 3rem);
  line-height: 1.25;
  letter-spacing: .01em;
  margin: 14px 0 0;
  max-width: 22em;
}

.page-disclaimer .disc-head .lede {
  margin-top: 18px;
  max-width: 46em;
  color: var(--mist);
}

.page-disclaimer .disc-head__facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
}

.page-disclaimer .disc-head__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  background: var(--ink-800);
  border: 1px solid var(--disc-line);
}

.page-disclaimer .disc-fact__num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--cy);
}

.page-disclaimer .disc-fact__txt {
  font-size: 12.5px;
  color: var(--mist);
  letter-spacing: .02em;
}

/* ---------- 主体栅格 ---------- */
.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 32px;
  padding-bottom: 56px;
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .disc-side {
  min-width: 0;
}

.page-disclaimer .disc-index {
  border: 1px solid var(--disc-line);
  background: var(--ink-950);
  padding: 14px 14px 12px;
}

.page-disclaimer .disc-index__title {
  margin: 0 0 10px;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-disclaimer .disc-index__list li {
  flex: 0 0 auto;
}

.page-disclaimer .disc-index__link {
  display: block;
  white-space: nowrap;
  font-size: 13px;
  line-height: 1.2;
  padding: 9px 12px;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid transparent;
  background: var(--ink-800);
  transition: color .12s ease, border-color .12s ease;
}

.page-disclaimer .disc-index__link:hover {
  color: var(--paper);
}

.page-disclaimer .disc-index__link[aria-current="true"] {
  color: var(--ink-950);
  background: var(--cy);
  border-color: var(--cy);
}

.page-disclaimer .disc-index__top {
  display: inline-block;
  margin-top: 12px;
  padding: 8px 12px;
  font-size: 12.5px;
  font-family: var(--font-narrow);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--disc-line);
  cursor: pointer;
}

.page-disclaimer .disc-index__top:hover {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .disc-main {
  min-width: 0;
}

.page-disclaimer .disc-clause {
  padding: 26px 0 30px;
  border-top: 1px solid var(--disc-line);
}

.page-disclaimer .disc-clause:first-child {
  border-top: none;
  padding-top: 0;
}

.page-disclaimer .disc-clause__rule {
  display: block;
  width: 42px;
  height: 2px;
  background: var(--disc-line);
  margin-bottom: 18px;
}

.page-disclaimer .disc-clause--key .disc-clause__rule {
  width: 76px;
  background: var(--disc-key);
}

.page-disclaimer .disc-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-disclaimer .disc-clause__num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1;
  color: var(--violet);
  flex: 0 0 auto;
}

.page-disclaimer .disc-clause--key .disc-clause__num {
  color: var(--orange);
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-disclaimer .disc-clause__body {
  max-width: 40em;
  padding-left: 0;
}

.page-disclaimer .disc-clause__body p {
  margin: 0 0 15px;
  color: var(--mist);
  line-height: 1.8;
}

.page-disclaimer .disc-clause__body p strong {
  color: var(--paper);
  font-weight: 600;
}

.page-disclaimer .disc-clause__body a {
  color: var(--cy);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, .4);
}

.page-disclaimer .disc-clause__body a:hover {
  border-bottom-color: var(--cy);
}

.page-disclaimer .disc-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  border-left: 1px solid var(--disc-line);
}

.page-disclaimer .disc-list li {
  position: relative;
  padding: 8px 0 8px 18px;
  color: var(--mist);
  line-height: 1.75;
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: -3px;
  top: 18px;
  width: 5px;
  height: 5px;
  background: var(--cy);
}

.page-disclaimer .disc-list li strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 联系复制块 ---------- */
.page-disclaimer .disc-copy {
  display: grid;
  gap: 12px;
  margin: 20px 0 14px;
}

.page-disclaimer .copy-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label label"
    "value button"
    "hint hint";
  align-items: center;
  gap: 8px 12px;
  padding: 14px 16px;
  background: var(--ink-800);
  border: 1px solid var(--disc-line);
}

.page-disclaimer .copy-field-label {
  grid-area: label;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .copy-field-value {
  grid-area: value;
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 2.6vw, 1.15rem);
  color: var(--paper);
  word-break: break-all;
}

.page-disclaimer .copy-field .btn {
  grid-area: button;
  white-space: nowrap;
}

.page-disclaimer .copy-field-hint {
  grid-area: hint;
  font-size: 12px;
  color: var(--mist);
}

.page-disclaimer .copy-field .btn.is-copied {
  color: var(--ink-950);
  background: var(--cy);
  border-color: var(--cy);
}

.page-disclaimer .disc-copy__note {
  font-size: 13px;
  color: var(--mist);
  line-height: 1.7;
}

/* ---------- 脚注区 ---------- */
.page-disclaimer .disc-foot {
  padding-top: 44px;
  padding-bottom: 52px;
  border-top: 1px solid var(--disc-line);
}

.page-disclaimer .disc-foot__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-disclaimer .disc-foot__text {
  margin: 10px 0 0;
  max-width: 34em;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

.page-disclaimer .disc-foot__links {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-disclaimer .disc-foot__links a {
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-disclaimer .disc-foot__links a:hover {
  color: var(--cy);
  border-bottom-color: var(--cy);
}

.page-disclaimer .disc-foot__code {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--cy);
  letter-spacing: .02em;
}

.page-disclaimer .disc-foot .btn {
  margin-top: 16px;
}

/* ---------- 显现动画 ---------- */
.page-disclaimer .disc-clause[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .32s ease, transform .32s ease;
}

.page-disclaimer .disc-clause.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    gap: 48px;
    padding-top: 40px;
    padding-bottom: 72px;
  }

  .page-disclaimer .disc-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-disclaimer .disc-index__list {
    display: block;
    overflow: visible;
  }

  .page-disclaimer .disc-index__list li {
    margin-bottom: 6px;
  }

  .page-disclaimer .disc-index__link {
    white-space: normal;
    background: transparent;
    border-left: 2px solid var(--disc-line);
    padding: 8px 10px 8px 14px;
  }

  .page-disclaimer .disc-index__link:hover {
    border-left-color: var(--cy);
  }

  .page-disclaimer .disc-index__link[aria-current="true"] {
    color: var(--cy);
    background: var(--ink-800);
    border-left-color: var(--cy);
  }

  .page-disclaimer .disc-clause__body {
    padding-left: 66px;
  }

  .page-disclaimer .disc-clause__head {
    padding-left: 0;
  }

  .page-disclaimer .disc-foot__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .9fr) minmax(0, 1fr);
    gap: 40px;
  }

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

@media (min-width: 1200px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: 64px;
  }
}

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