.page-disclaimer {
  --tos-ink-soft: #4A3C30;
  --tos-line-dark: rgba(34, 26, 20, .18);
  --tos-line-mid: rgba(34, 26, 20, .32);
  --tos-orange-line: rgba(210, 84, 42, .48);
}

/* ---------- 首屏题头 ---------- */
.page-disclaimer .tos-masthead {
  position: relative;
  margin-top: 20px;
  padding: 26px 20px 24px;
  border: 1px solid var(--line);
  background: linear-gradient(158deg, rgba(19, 35, 57, .96), rgba(11, 22, 38, .72));
}

.page-disclaimer .tos-masthead__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 8.6vw, 78px);
  line-height: 1.04;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-disclaimer .tos-masthead__lede {
  max-width: 64ch;
  margin-top: 18px;
  color: var(--fg-soft);
  font-size: 15px;
  line-height: 1.8;
}

.page-disclaimer .tos-masthead__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

/* ---------- 页首窄幅图 ---------- */
.page-disclaimer .tos-banner {
  margin-top: 24px;
}

.page-disclaimer .tos-banner .figure__frame {
  border: 1px solid var(--line);
  background: var(--ink-stand);
}

.page-disclaimer .tos-banner .figure__caption {
  margin-top: 8px;
  color: var(--mist);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .tos-shell {
  display: grid;
  gap: 26px;
  margin-top: 36px;
}

/* ---------- 左侧条款目录 ---------- */
.page-disclaimer .tos-index {
  padding: 16px 14px 18px;
  border: 1px solid var(--line);
  background: rgba(19, 35, 57, .82);
}

.page-disclaimer .tos-index__label {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-disclaimer .tos-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .tos-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 8px 9px 10px;
  border-left: 2px solid transparent;
  color: var(--fg-soft);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease;
}

.page-disclaimer .tos-index__link:hover {
  color: var(--paper);
  border-left-color: var(--gold);
  background: rgba(201, 162, 39, .1);
}

.page-disclaimer .tos-index__link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-disclaimer .tos-index__num {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--mist);
}

.page-disclaimer .tos-index__hint {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  color: var(--mist);
  font-size: 12px;
  line-height: 1.6;
}

/* 滚动到位高亮 */
.page-disclaimer:has(#clause-01.is-active) #idx-clause-01 .tos-index__link,
.page-disclaimer:has(#clause-02.is-active) #idx-clause-02 .tos-index__link,
.page-disclaimer:has(#clause-03.is-active) #idx-clause-03 .tos-index__link,
.page-disclaimer:has(#clause-04.is-active) #idx-clause-04 .tos-index__link,
.page-disclaimer:has(#clause-05.is-active) #idx-clause-05 .tos-index__link,
.page-disclaimer:has(#clause-06.is-active) #idx-clause-06 .tos-index__link {
  color: var(--paper);
  border-left-color: var(--pulse);
  background: rgba(123, 226, 74, .1);
}

.page-disclaimer:has(#clause-01.is-active) #idx-clause-01 .tos-index__num,
.page-disclaimer:has(#clause-02.is-active) #idx-clause-02 .tos-index__num,
.page-disclaimer:has(#clause-03.is-active) #idx-clause-03 .tos-index__num,
.page-disclaimer:has(#clause-04.is-active) #idx-clause-04 .tos-index__num,
.page-disclaimer:has(#clause-05.is-active) #idx-clause-05 .tos-index__num,
.page-disclaimer:has(#clause-06.is-active) #idx-clause-06 .tos-index__num {
  color: var(--pulse);
}

/* ---------- 右侧档案纸正文 ---------- */
.page-disclaimer .tos-body {
  padding: 4px 16px 24px;
  border: 1px solid var(--tos-line-dark);
  background-color: var(--paper);
  background-image: repeating-linear-gradient(0deg, rgba(34, 26, 20, .022) 0 1px, transparent 1px 4px);
  color: var(--ink-dark);
  box-shadow: 0 1px 0 rgba(0, 0, 0, .28);
}

.page-disclaimer .tos-clause {
  position: relative;
  padding: 22px 0 24px;
  border-top: 1px dashed var(--tos-line-mid);
  scroll-margin-top: 24px;
}

.page-disclaimer .tos-clause:first-child {
  border-top: 0;
}

.page-disclaimer .tos-clause::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 42px;
  height: 2px;
  background: var(--tos-orange-line);
  transition: width .3s ease, background-color .3s ease;
}

.page-disclaimer .tos-clause.is-active::before {
  width: 96px;
  background: var(--orange);
}

.page-disclaimer .tos-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
}

.page-disclaimer .tos-clause__index {
  font-family: var(--font-data);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: .02em;
  color: var(--ink-dark);
}

.page-disclaimer .tos-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 4.6vw, 28px);
  line-height: 1.3;
  letter-spacing: .02em;
  color: var(--ink-dark);
}

.page-disclaimer .tos-body p {
  max-width: 68ch;
  margin: 0 0 12px;
  color: var(--tos-ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

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

/* 正文链接 */
.page-disclaimer .tos-link {
  color: var(--ink-dark);
  text-decoration: underline;
  text-decoration-color: var(--tos-orange-line);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .tos-link:hover {
  background: rgba(210, 84, 42, .14);
}

.page-disclaimer .tos-link:focus-visible {
  outline: 2px solid var(--ink-dark);
  outline-offset: 2px;
}

/* 普通条目列表 */
.page-disclaimer .tos-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .tos-list li {
  position: relative;
  padding-left: 20px;
  color: var(--tos-ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-disclaimer .tos-list li::before {
  content: "";
  position: absolute;
  top: .78em;
  left: 0;
  width: 10px;
  height: 1px;
  background: var(--tos-line-mid);
}

/* 禁止项 */
.page-disclaimer .tos-ban {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .tos-ban__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px dashed var(--tos-orange-line);
  background: rgba(210, 84, 42, .06);
  border-radius: var(--radius);
}

.page-disclaimer .tos-ban__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-disclaimer .tos-flag {
  flex: 0 0 auto;
  padding: 2px 7px;
  border: 1px solid var(--tos-orange-line);
  background: rgba(210, 84, 42, .14);
  color: #8E3413;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: .08em;
}

/* 表格（档案纸底上的暗色文字覆盖） */
.page-disclaimer .tos-body .data-table {
  color: var(--ink-dark);
}

.page-disclaimer .tos-body .data-table caption {
  color: var(--tos-ink-soft);
  font-size: 12px;
  text-align: left;
  padding-bottom: 8px;
}

.page-disclaimer .tos-body .data-table th,
.page-disclaimer .tos-body .data-table td {
  border-color: var(--tos-line-dark);
  color: var(--tos-ink-soft);
  font-size: 14px;
}

.page-disclaimer .tos-body .data-table thead th {
  background: rgba(34, 26, 20, .06);
  color: var(--ink-dark);
  font-weight: 700;
}

.page-disclaimer .tos-body .data-table tbody tr:hover {
  background: rgba(123, 226, 74, .18);
}

/* 折叠提交模板 */
.page-disclaimer .tos-fold {
  margin-top: 16px;
  border: 1px solid var(--tos-line-dark);
  background: rgba(251, 247, 238, .8);
}

.page-disclaimer .tos-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  color: var(--ink-dark);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .tos-fold__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .tos-fold__summary::after {
  content: "＋";
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--orange);
}

.page-disclaimer .tos-fold[open] .tos-fold__summary::after {
  content: "－";
}

.page-disclaimer .tos-fold__summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-disclaimer .tos-fold__body {
  padding: 0 14px 16px;
}

.page-disclaimer .tos-fold__body p {
  font-size: 14px;
}

.page-disclaimer .tos-template {
  margin: 10px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--orange);
  background: var(--paper-hi);
  color: var(--ink-dark);
  font-family: var(--font-data);
  font-size: 12.5px;
  line-height: 1.9;
  white-space: pre-wrap;
  overflow-x: auto;
}

/* ---------- 收尾条款 ---------- */
.page-disclaimer .tos-tail {
  margin-top: 28px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: rgba(19, 35, 57, .8);
}

.page-disclaimer .tos-tail__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-disclaimer .tos-tail__text {
  max-width: 70ch;
  margin: 0;
  color: var(--fg-soft);
  font-size: 14px;
  line-height: 1.8;
}

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

.page-disclaimer .tos-related a {
  display: inline-block;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, background-color .18s ease;
}

.page-disclaimer .tos-related a:hover {
  border-color: var(--gold);
  color: var(--gold-soft);
  background: rgba(201, 162, 39, .1);
}

.page-disclaimer .tos-related a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .tos-masthead {
    padding: 34px 32px 30px;
  }

  .page-disclaimer .tos-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 40px;
    margin-top: 44px;
  }

  .page-disclaimer .tos-index {
    position: sticky;
    top: 22px;
    align-self: start;
    padding: 18px 16px 20px;
  }

  .page-disclaimer .tos-body {
    padding: 10px 34px 34px;
  }

  .page-disclaimer .tos-clause {
    padding: 26px 0 30px;
  }

  .page-disclaimer .tos-clause__index {
    font-size: 30px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer .tos-index,
  .page-disclaimer .breadcrumbs,
  .page-disclaimer .tos-banner,
  .page-disclaimer .tos-tail,
  .page-disclaimer .tos-fold__summary::after {
    display: none;
  }

  .page-disclaimer .tos-shell {
    display: block;
    margin-top: 12px;
  }

  .page-disclaimer .tos-masthead {
    border-color: #999;
    background: none;
    padding: 0 0 12px;
  }

  .page-disclaimer .tos-masthead__title,
  .page-disclaimer .tos-masthead__lede {
    color: #000;
  }

  .page-disclaimer .tos-body {
    padding: 0;
    border: 0;
    background: none;
    background-image: none;
    box-shadow: none;
    color: #000;
  }

  .page-disclaimer .tos-clause {
    break-inside: avoid;
    border-top: 1px solid #999;
  }

  .page-disclaimer .tos-clause::before {
    background: #000;
  }

  .page-disclaimer .tos-body p,
  .page-disclaimer .tos-list li,
  .page-disclaimer .tos-ban__item p {
    color: #000;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .tos-index__link,
  .page-disclaimer .tos-clause::before,
  .page-disclaimer .tos-related a {
    transition: none;
  }
}