/* ===== 内容与使用声明 · 页面专属样式 ===== */
.page-disclaimer {
  --stmt-rail: 116px;
  --stmt-measure: 72ch;
  display: block;
  background: var(--ink);
  color: var(--silver);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .statement-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-line) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 64px);
}

.page-disclaimer .statement-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.32;
  pointer-events: none;
}

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

.page-disclaimer .statement-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 12, 15, 0.55) 0%, rgba(10, 12, 15, 0.93) 76%, var(--ink) 100%);
}

.page-disclaimer .statement-hero__inner {
  padding-top: 28px;
  padding-bottom: 52px;
}

.page-disclaimer .breadcrumb {
  margin: 0 0 26px;
}

.page-disclaimer .statement-hero__eyebrow {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-disclaimer .statement-hero__title {
  margin: 22px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 8vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--silver);
}

.page-disclaimer .statement-hero__lede {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--fog);
}

.page-disclaimer .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .hero-tags li {
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(18, 22, 28, 0.74);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--fog);
}

.page-disclaimer .hero-tags strong {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--cyan);
}

/* ---------- 条目索引条 ---------- */
.page-disclaimer .clause-index {
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.page-disclaimer .clause-index__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 10px;
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .clause-index__label {
  flex: 0 0 auto;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--fog-dim);
}

.page-disclaimer .clause-index__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: var(--fs-14);
  color: var(--fog);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-disclaimer .clause-index__list a:hover,
.page-disclaimer .clause-index__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--line);
  background: var(--graphite);
}

.page-disclaimer .clause-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--gold);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .statement-body {
  padding-top: 4px;
  padding-bottom: 56px;
}

.page-disclaimer .clause + .clause {
  border-top: 1px dotted var(--line);
}

.page-disclaimer .clause__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding-top: 40px;
  padding-bottom: 40px;
}

.page-disclaimer .clause__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-disclaimer .clause__kicker {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--fog-dim);
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--silver);
}

.page-disclaimer .clause__lede {
  margin: 0 0 22px;
  max-width: 64ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--fog);
}

.page-disclaimer .clause__list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: var(--stmt-measure);
}

.page-disclaimer .clause__list li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-top: 1px dotted var(--line);
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--silver);
}

.page-disclaimer .clause__idx {
  padding-top: 3px;
  font-size: var(--fs-14);
  color: var(--gold);
}

.page-disclaimer .clause__list a,
.page-disclaimer .statement-version__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-soft);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .clause__list a:hover,
.page-disclaimer .clause__list a:focus-visible,
.page-disclaimer .statement-version__note a:hover,
.page-disclaimer .statement-version__note a:focus-visible {
  color: var(--gold);
  border-color: var(--gold-soft);
}

.page-disclaimer .clause__list a:focus-visible,
.page-disclaimer .clause-index__list a:focus-visible,
.page-disclaimer .statement-version__note a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 版本条 ---------- */
.page-disclaimer .statement-version {
  padding-top: 44px;
  padding-bottom: 64px;
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.page-disclaimer .statement-version__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-20);
  letter-spacing: -0.01em;
  color: var(--silver);
}

.page-disclaimer .version-bar {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 2px;
  background: var(--line);
  overflow: hidden;
}

.page-disclaimer .version-bar__cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 16px;
  background: var(--graphite);
}

.page-disclaimer .version-bar__key {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--fog-dim);
}

.page-disclaimer .version-bar__val {
  font-size: var(--fs-14);
  color: var(--cyan);
  word-break: break-word;
}

.page-disclaimer .version-bar__cell .copy-btn {
  align-self: flex-start;
}

.page-disclaimer .statement-notes {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink);
  overflow: hidden;
}

.page-disclaimer .statement-notes__heading {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 600;
}

.page-disclaimer .statement-notes__log {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .statement-notes__log .log__row {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-top: 1px dotted var(--line);
}

.page-disclaimer .statement-notes__log .log__key {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--gold);
}

.page-disclaimer .statement-notes__log .log__val {
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--fog);
}

.page-disclaimer .statement-version__note {
  margin: 24px 0 0;
  max-width: 62ch;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--fog);
}

/* ---------- 桌面端布局 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .statement-hero__inner {
    padding-top: 36px;
    padding-bottom: 64px;
  }

  .page-disclaimer .statement-body {
    padding-bottom: 72px;
  }

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

  .page-disclaimer .statement-notes__log .log__row {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .clause__grid {
    grid-template-columns: var(--stmt-rail) minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .page-disclaimer .clause__rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-disclaimer .clause__lede {
    margin-bottom: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-index__list a,
  .page-disclaimer .clause__list a,
  .page-disclaimer .statement-version__note a {
    transition: none;
  }
}