.page-disclaimer {
  --disc-w: min(var(--shell), 100% - var(--pad-x) * 2);
  --disc-gap: clamp(1.2rem, 3vw, 2.4rem);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-disclaimer .use-shell {
  width: var(--disc-w);
  margin-inline: auto;
  padding-top: clamp(0.9rem, 2.5vw, 1.75rem);
}

.page-disclaimer .use-crumb {
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
}

/* ---------- 首屏告示 ---------- */
.page-disclaimer .use-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--disc-gap);
  padding-bottom: clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .use-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 9vw, 2.9rem);
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--paper);
  padding: 0.5rem 1.6rem 0.5rem 0.85rem;
  background: linear-gradient(100deg, var(--felt) 0%, rgba(12, 48, 37, 0) 92%);
  border-left: 4px solid var(--neon);
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
}

.page-disclaimer .use-hero__aside {
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.35rem);
  min-width: 0;
}

.page-disclaimer .use-hero__eyebrow {
  margin: 0;
}

.page-disclaimer .use-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.9;
  color: var(--mist);
}

.page-disclaimer .use-hero__figure {
  margin: 0;
  position: relative;
  background: var(--felt);
  border: 1px solid var(--line);
  border-left: 3px solid rgba(77, 245, 211, 0.45);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-disclaimer .use-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
}

.page-disclaimer .use-hero__figure .media__caption {
  padding: 0.55rem 0.8rem 0.7rem;
  font-size: 0.78rem;
  color: var(--mint);
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .use-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.5rem, 4vw, 2.75rem);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .use-index {
  min-width: 0;
  padding: 0.85rem 0.85rem 1rem;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 48, 37, 0.9), rgba(7, 28, 22, 0.35));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-disclaimer .use-index__label {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-disclaimer .use-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.3rem;
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.page-disclaimer .use-index__list a {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.5rem 0.65rem;
  white-space: nowrap;
  font-size: 0.88rem;
  color: var(--mint);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-disclaimer .use-index__list a .mono {
  font-size: 0.76rem;
  color: var(--amber);
}

.page-disclaimer .use-index__list a:hover {
  color: var(--mist);
  border-left-color: var(--neon);
  background: rgba(77, 245, 211, 0.07);
}

.page-disclaimer .use-index__list a:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

/* ---------- 条款卡 ---------- */
.page-disclaimer .use-articles {
  min-width: 0;
}

.page-disclaimer .clause {
  position: relative;
  padding: clamp(1.4rem, 3vw, 2rem) 0 clamp(1.5rem, 3.2vw, 2.1rem);
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--topbar-h) + 1.2rem);
}

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

.page-disclaimer .clause:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0.9rem;
  width: 90px;
  height: 1px;
  background: repeating-linear-gradient(115deg, rgba(244, 185, 79, 0.55) 0 2px, transparent 2px 7px);
  opacity: 0.75;
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.7rem;
}

.page-disclaimer .clause__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.4rem;
  padding: 0.2rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--brown);
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-disclaimer .clause__text {
  margin: 0 0 0.85rem;
  max-width: var(--measure);
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(243, 232, 210, 0.86);
}

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

.page-disclaimer .clause__text a {
  color: var(--neon);
  text-decoration: underline;
  text-decoration-color: rgba(77, 245, 211, 0.4);
  text-underline-offset: 3px;
}

.page-disclaimer .clause__text a:hover {
  color: var(--mist);
  text-decoration-color: var(--mist);
}

.page-disclaimer .clause__text a:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 折叠细则 ---------- */
.page-disclaimer .clause__fold {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .clause__fold summary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.8rem 0.35rem 0.7rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--neon);
  background: var(--felt);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-disclaimer .clause__fold summary::after {
  content: "+";
  font-size: 0.95rem;
  line-height: 1;
}

.page-disclaimer .clause__fold[open] summary::after {
  content: "−";
}

.page-disclaimer .clause__fold summary:hover {
  color: var(--mist);
  border-color: var(--neon);
}

.page-disclaimer .clause__fold summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  max-width: var(--measure);
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(243, 232, 210, 0.78);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--neon);
  transform: rotate(45deg);
  opacity: 0.85;
}

/* ---------- 标签组 ---------- */
.page-disclaimer .clause__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.95rem;
}

/* ---------- 中屏 ---------- */
@media (min-width: 620px) {
  .page-disclaimer .use-hero__img {
    max-height: 380px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .use-hero {
    grid-template-columns: 118px minmax(0, 1fr);
    align-items: start;
    gap: clamp(1.5rem, 3vw, 2.75rem);
  }

  .page-disclaimer .use-hero__title {
    writing-mode: vertical-rl;
    text-orientation: upright;
    justify-self: start;
    font-size: clamp(2.5rem, 3.6vw, 3.5rem);
    letter-spacing: 0.14em;
    padding: 1.1rem 0.5rem 1.5rem;
    background: linear-gradient(180deg, var(--felt) 0%, rgba(12, 48, 37, 0) 88%);
    border-left: 0;
    border-top: 4px solid var(--neon);
    clip-path: none;
  }

  .page-disclaimer .use-body {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .use-index {
    position: sticky;
    top: calc(var(--topbar-h) + 1.25rem);
  }

  .page-disclaimer .use-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .use-index__list li + li {
    margin-top: 0.15rem;
  }

  .page-disclaimer .use-index__list a {
    border-left: 2px solid transparent;
    border-bottom: 0;
  }

  .page-disclaimer .clause::before {
    width: 120px;
    top: 1.5rem;
  }
}

/* ---------- 静态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .use-index__list a,
  .page-disclaimer .clause__fold summary {
    transition: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer {
    background: #ffffff;
    color: #1b110b;
    padding-bottom: 0;
  }

  .page-disclaimer .use-shell {
    width: 100%;
  }

  .page-disclaimer .use-index,
  .page-disclaimer .use-hero__figure {
    display: none;
  }

  .page-disclaimer .use-hero,
  .page-disclaimer .use-body {
    display: block;
  }

  .page-disclaimer .use-hero__title {
    writing-mode: horizontal-tb;
    background: none;
    border-left: 4px solid #1b110b;
    border-top: 0;
    color: #1b110b;
    padding-left: 0.7rem;
    clip-path: none;
  }

  .page-disclaimer .use-hero__lede,
  .page-disclaimer .clause__text,
  .page-disclaimer .clause__list li {
    color: #2a1d14;
  }

  .page-disclaimer .clause {
    break-inside: avoid;
    border-bottom: 1px solid #d8cdb8;
  }

  .page-disclaimer .clause::before {
    display: none;
  }

  .page-disclaimer .clause__num {
    background: #f4b94f;
    color: #1b110b;
  }

  .page-disclaimer .clause__title {
    color: #1b110b;
  }

  .page-disclaimer .clause__fold {
    border-top: 1px solid #d8cdb8;
  }

  .page-disclaimer .clause__fold summary {
    display: none;
  }

  .page-disclaimer .clause__text a {
    color: #1b110b;
  }
}