.page-disclaimer {
  --terms-rule: rgba(28, 79, 128, .18);
  --terms-rule-soft: rgba(28, 79, 128, .09);
  --terms-index-col: 64px;
  --terms-note-col: 248px;
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  padding: calc(var(--header-space) + 20px) 0 0;
  background: var(--navy-900);
  color: var(--paper);
  overflow: hidden;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(122, 147, 174, .14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122, 147, 174, .14) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

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

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--blue-300);
}

.page-disclaimer .breadcrumb__item a {
  color: var(--blue-300);
  text-decoration: none;
}

.page-disclaimer .breadcrumb__item a:hover {
  color: var(--orange-500);
}

.page-disclaimer .breadcrumb__sep {
  color: var(--navy-500);
}

.page-disclaimer .terms-hero__eyebrow {
  margin: 40px 0 16px;
  padding-left: 14px;
  position: relative;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-500);
}

.page-disclaimer .terms-hero__eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  background: var(--orange-500);
}

.page-disclaimer .terms-hero__title {
  margin: 0 0 24px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(44px, 9vw, 92px);
  line-height: 1.02;
  letter-spacing: -.02em;
}

.page-disclaimer .terms-hero__lede {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(252, 253, 255, .84);
}

.page-disclaimer .terms-hero__meta {
  margin: 0;
  padding-bottom: 40px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--blue-300);
}

.page-disclaimer .terms-figure {
  position: relative;
  margin: 0;
  border-top: 1px solid rgba(122, 147, 174, .3);
}

.page-disclaimer .terms-figure__frame {
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: var(--navy-700);
}

.page-disclaimer .terms-figure__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-disclaimer .terms-figure__caption {
  position: absolute;
  left: 20px;
  bottom: 12px;
  padding: 5px 10px;
  background: var(--navy-900);
  border-left: 2px solid var(--orange-500);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist-100);
}

/* ---------- 主体布局 ---------- */
.page-disclaimer .terms-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-top: 56px;
  padding-bottom: 80px;
}

/* 目录 */
.page-disclaimer .terms-toc__title {
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--navy-500);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--navy-700);
}

.page-disclaimer .terms-toc__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--terms-rule-soft);
  font-size: 14px;
  color: var(--navy-700);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-disclaimer .terms-toc__list a:hover,
.page-disclaimer .terms-toc__list a:focus-visible {
  color: var(--orange-700);
}

.page-disclaimer .terms-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--orange-500);
}

/* 条款 */
.page-disclaimer .terms-clauses {
  display: block;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 30px 0;
  border-top: 1px solid var(--terms-rule);
}

.page-disclaimer .clause__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--orange-500);
}

@supports (-webkit-text-stroke: 1px red) {
  .page-disclaimer .clause__num {
    color: transparent;
    -webkit-text-stroke: 1px var(--orange-500);
  }
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-disclaimer .clause__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--navy-700);
}

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

.page-disclaimer .clause__body a {
  color: var(--orange-700);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .clause__body a:hover {
  color: var(--navy-900);
}

.page-disclaimer .clause__list {
  margin: 4px 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--navy-700);
}

.page-disclaimer .clause__list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--orange-500);
}

/* 折叠补充 */
.page-disclaimer .clause__more {
  margin-top: 18px;
  border: 1px solid var(--terms-rule);
  background: var(--paper);
}

.page-disclaimer .clause__more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy-700);
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .clause__more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--orange-500);
}

.page-disclaimer .clause__more[open] summary::before {
  content: "–";
}

.page-disclaimer .clause__more[open] summary {
  border-bottom: 1px solid var(--terms-rule-soft);
}

.page-disclaimer .clause__more-list {
  margin: 0;
  padding: 14px 16px 16px 40px;
  list-style: none;
}

.page-disclaimer .clause__more-list li {
  position: relative;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--navy-700);
}

.page-disclaimer .clause__more-list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__more-list li::before {
  content: "";
  position: absolute;
  left: -16px;
  top: .72em;
  width: 6px;
  height: 1px;
  background: var(--navy-500);
}

/* 注释栏 */
.page-disclaimer .clause__note {
  padding: 14px 16px;
  background: var(--mist-100);
  border-left: 2px solid var(--navy-500);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .clause__note:hover {
  border-left-color: var(--orange-500);
  background: #eef4fb;
}

.page-disclaimer .clause__note-label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--orange-700);
}

.page-disclaimer .clause__note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--navy-700);
}

/* 返回顶部 */
.page-disclaimer .terms-topline {
  margin: 32px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--terms-rule);
}

.page-disclaimer .terms-top {
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--navy-500);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--navy-700);
  text-decoration: none;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .terms-top:hover {
  background: var(--navy-900);
  border-color: var(--navy-900);
  color: var(--paper);
}

/* ---------- 页尾反馈通栏 ---------- */
.page-disclaimer .terms-outro {
  background: var(--navy-900);
  color: var(--paper);
  padding: 56px 0;
}

.page-disclaimer .terms-outro__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-disclaimer .terms-outro__label {
  margin: 0 0 14px;
  padding-left: 14px;
  position: relative;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-500);
}

.page-disclaimer .terms-outro__label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  background: var(--orange-500);
}

.page-disclaimer .terms-outro__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-disclaimer .terms-outro__text {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(252, 253, 255, .78);
}

.page-disclaimer .terms-outro__contact {
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(122, 147, 174, .3);
}

.page-disclaimer .terms-outro__line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 0;
  padding: 14px 0;
  border-bottom: 1px solid rgba(122, 147, 174, .18);
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-disclaimer .terms-outro__key {
  flex: 0 0 auto;
  min-width: 76px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--blue-300);
  align-self: center;
}

.page-disclaimer .terms-outro__line a {
  color: var(--orange-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, .5);
}

.page-disclaimer .terms-outro__line a:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-disclaimer .terms-figure__frame {
    aspect-ratio: 8 / 3;
  }

  .page-disclaimer .terms-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .terms-outro__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 768px) {
  .page-disclaimer .terms-shell {
    padding-top: 72px;
    padding-bottom: 96px;
  }

  .page-disclaimer .clause {
    grid-template-columns: var(--terms-index-col) minmax(0, 1fr);
    grid-template-areas:
      "num body"
      "num note";
    column-gap: 24px;
    row-gap: 20px;
    padding: 36px 0;
  }

  .page-disclaimer .clause__num {
    grid-area: num;
    font-size: 38px;
  }

  .page-disclaimer .clause__body {
    grid-area: body;
  }

  .page-disclaimer .clause__note {
    grid-area: note;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .terms-shell {
    grid-template-columns: 224px minmax(0, 1fr);
    column-gap: 52px;
    align-items: start;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: calc(var(--header-space) + 20px);
  }

  .page-disclaimer .terms-toc__list {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .clause {
    grid-template-columns: var(--terms-index-col) minmax(0, 1fr) var(--terms-note-col);
    grid-template-areas: "num .page-disclaimer note";
    column-gap: 28px;
  }

  .page-disclaimer .clause__note {
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-toc__list a,
  .page-disclaimer .clause__note,
  .page-disclaimer .terms-top,
  .page-disclaimer .terms-outro__line a {
    transition: none;
  }
}