.page-disclaimer {
  --disc-gap: clamp(30px, 6vw, 74px);
  --disc-pad: var(--shell-pad);
  --disc-no-col: 2.15rem;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.85;
  overflow-x: clip;
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer p,
.page-disclaimer ul,
.page-disclaimer li,
.page-disclaimer h1,
.page-disclaimer h2 {
  margin: 0;
  overflow-wrap: break-word;
}

.page-disclaimer a {
  color: var(--blue-sub);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--ease);
}

.page-disclaimer a:hover {
  color: var(--neon);
}

.page-disclaimer strong {
  font-weight: 900;
  color: var(--blue-ink);
}

/* ---------- 面包屑条 ---------- */
.disc-crumbs {
  background: var(--paper);
  padding: 18px 0 6px;
}

/* ---------- 首屏 ---------- */
.disc-hero {
  position: relative;
  background:
    radial-gradient(120% 96% at 90% -10%, rgba(226, 62, 122, 0.26), transparent 60%),
    linear-gradient(158deg, var(--blue-ink) 0%, var(--blue-deep) 58%, var(--indigo) 100%);
  color: #fff;
  padding: 34px 0 46px;
  margin-top: 8px;
  overflow: hidden;
  border-bottom: var(--line-soft);
}

.disc-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -40px;
  width: 240px;
  height: 240px;
  border: 1px solid rgba(168, 198, 218, 0.28);
  transform: rotate(18deg);
  pointer-events: none;
}

.disc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  position: relative;
  z-index: 1;
}

.disc-hero__head .coord {
  color: var(--yellow);
}

.disc-hero__head h1 {
  margin-top: 14px;
  font-size: clamp(1.95rem, 6.6vw, 3.8rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0.04em;
  color: #fff;
}

.disc-hero__lead {
  margin-top: 18px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.86);
}

.disc-hero__meta {
  border: var(--line-dark);
  background: rgba(244, 241, 234, 0.07);
  padding: 18px 18px 6px;
  box-shadow: 0 18px 40px -34px rgba(0, 0, 0, 0.9);
}

.disc-meta__head {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--neon);
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(226, 62, 122, 0.4);
}

.disc-meta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 11px 0;
  border-bottom: var(--line-dark);
}

.disc-meta__row--last {
  border-bottom: 0;
}

.disc-meta__key {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--yellow);
}

.disc-meta__val {
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  text-align: right;
  flex: 1 1 12em;
}

/* ---------- 条款索引 ---------- */
.disc-index {
  background: var(--paper);
  padding: 26px 0 22px;
  border-bottom: var(--line-soft);
}

.disc-index__list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.disc-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: var(--line-soft);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.6);
  font-size: 0.83rem;
  color: var(--blue-ink);
  text-decoration: none;
  transition: border-color var(--ease), color var(--ease), background var(--ease);
}

.disc-index__link:hover {
  border-color: var(--neon);
  color: var(--neon-deep);
  background: #fff;
}

.disc-index__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--blue-sub);
}

.disc-index__link:hover .disc-index__no {
  color: var(--neon);
}

/* ---------- 条款序列 ---------- */
.disc-terms {
  padding-bottom: 10px;
}

.disc-clause {
  display: grid;
  grid-template-columns: var(--disc-no-col) minmax(0, 1fr);
  gap: 14px;
  padding: var(--disc-gap) 0;
  border-bottom: var(--line-soft);
}

.disc-clause:first-child {
  padding-top: clamp(34px, 5vw, 58px);
}

.disc-clause__no {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  text-align: right;
  color: var(--blue-pale);
  padding-top: 6px;
}

.disc-clause__body {
  border-left: var(--line-soft);
  padding-left: clamp(14px, 3.4vw, 28px);
  min-width: 0;
}

.disc-clause__title {
  font-size: clamp(1.22rem, 3.2vw, 1.62rem);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--blue-ink);
}

.disc-clause__lead {
  margin-top: 8px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--blue-deep);
}

.disc-list {
  list-style: none;
  padding: 0;
  margin-top: 16px;
}

.disc-list > li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink);
}

.disc-list > li + li {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(168, 198, 218, 0.32);
}

.disc-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.78em;
  width: 6px;
  height: 6px;
  background: var(--neon);
  transform: rotate(45deg);
}

.disc-clause__note {
  margin-top: 16px;
  padding-left: 20px;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--blue-sub);
}

.disc-mail {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--blue-ink);
  background: rgba(47, 110, 158, 0.09);
  padding: 1px 5px;
  border-bottom: 1px solid rgba(47, 110, 158, 0.4);
  word-break: break-all;
}

.disc-ver {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blue-sub);
  margin-right: 6px;
}

/* ---------- 责任限制：酒红警示带 ---------- */
.disc-clause--warn {
  background: var(--warn);
  color: #fff;
  border-bottom: 0;
  margin-left: calc(-1 * var(--disc-pad));
  margin-right: calc(-1 * var(--disc-pad));
  padding-left: var(--disc-pad);
  padding-right: var(--disc-pad);
  padding-top: calc(var(--disc-gap) * 0.82);
  padding-bottom: calc(var(--disc-gap) * 0.82);
}

.disc-clause--warn .disc-clause__no {
  color: rgba(255, 255, 255, 0.5);
}

.disc-clause--warn .disc-clause__body {
  border-left-color: rgba(255, 255, 255, 0.32);
}

.disc-clause--warn .disc-clause__title {
  color: #fff;
}

.disc-clause--warn .disc-clause__lead {
  color: rgba(255, 255, 255, 0.82);
}

.disc-clause--warn .disc-list > li {
  color: rgba(255, 255, 255, 0.94);
}

.disc-clause--warn .disc-list > li + li {
  border-top-color: rgba(255, 255, 255, 0.24);
}

.disc-clause--warn .disc-list > li::before {
  background: var(--yellow);
}

.disc-clause--warn a {
  color: var(--yellow);
  text-decoration-color: rgba(242, 178, 27, 0.6);
}

.disc-clause--warn a:hover {
  color: #fff;
}

/* ---------- 折叠条目 ---------- */
.disc-fold {
  margin-top: 18px;
  border-top: var(--line-soft);
}

.disc-fold__summary {
  cursor: pointer;
  list-style: none;
  padding: 13px 0 13px 24px;
  position: relative;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--blue-ink);
  letter-spacing: 0.02em;
}

.disc-fold__summary::-webkit-details-marker {
  display: none;
}

.disc-fold__summary::before {
  content: "+";
  position: absolute;
  left: 0;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--neon);
}

.disc-fold[open] .disc-fold__summary::before {
  content: "−";
}

.disc-list--fold > li {
  font-size: 0.88rem;
  color: var(--blue-deep);
}

/* ---------- 纹理带 ---------- */
.disc-texture {
  position: relative;
  overflow: hidden;
  border-top: var(--line-soft);
  border-bottom: var(--line-soft);
  background: var(--indigo);
}

.disc-texture img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(96px, 15vw, 190px);
  object-fit: cover;
  object-position: center;
}

.disc-texture::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(92deg, rgba(20, 69, 110, 0.62) 0%, rgba(226, 62, 122, 0.16) 52%, rgba(36, 30, 60, 0.6) 100%);
  pointer-events: none;
}

/* ---------- 备案窄条 ---------- */
.disc-registry {
  background: var(--blue-ink);
  color: #fff;
  padding: 20px 0 22px;
}

.disc-registry__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
}

.disc-registry__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--neon);
}

.disc-registry__value {
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: #fff;
}

.disc-registry__side {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--blue-pale);
}

/* ---------- 返回顶部 ---------- */
.disc-top {
  position: fixed;
  right: 14px;
  bottom: 16px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: var(--indigo);
  color: var(--yellow);
  border: 1px solid rgba(242, 178, 27, 0.42);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  box-shadow: 0 14px 28px -22px rgba(0, 0, 0, 0.95);
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.disc-top:hover {
  background: var(--neon-deep);
  color: #fff;
  border-color: var(--neon-deep);
}

.disc-top__arrow {
  font-size: 0.9rem;
  line-height: 1;
}

/* ---------- 中屏 ---------- */
@media (min-width: 700px) {
  .page-disclaimer {
    --disc-no-col: 3.1rem;
    --disc-pad: var(--shell-pad);
  }

  .disc-hero {
    padding: 48px 0 62px;
  }

  .disc-index {
    padding: 32px 0 26px;
  }

  .disc-clause {
    gap: 22px;
  }

  .disc-clause__no {
    font-size: 1.85rem;
  }

  .disc-index__link {
    font-size: 0.86rem;
    padding: 8px 14px;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 980px) {
  .page-disclaimer {
    --disc-no-col: 4rem;
  }

  .disc-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: 48px;
  }

  .disc-hero__meta {
    padding: 22px 22px 8px;
  }

  .disc-clause {
    gap: 30px;
  }

  .disc-clause__body {
    max-width: 62ch;
  }

  .disc-clause__no {
    font-size: 2.15rem;
    padding-top: 4px;
  }

  .disc-registry__inner {
    justify-content: flex-start;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer a,
  .disc-index__link,
  .disc-top {
    transition: none;
  }
}
</main>