.page-disclaimer {
  --disc-radius: 22px;
  background: var(--paper);
  color: var(--ink);
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(64px, 10vw, 128px);
}

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

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disc-hero {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
  margin-bottom: clamp(36px, 6vw, 68px);
}

.page-disclaimer .disc-hero__text {
  min-width: 0;
}

.page-disclaimer .disc-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.6vw, 52px);
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.22;
  color: var(--ink);
}

.page-disclaimer .disc-hero__lead {
  margin: 18px 0 0;
  max-width: 38em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--slate);
}

.page-disclaimer .disc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-disclaimer .disc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-disclaimer .disc-hero__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-disclaimer .disc-hero__v {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--gold-deep);
}

.page-disclaimer .disc-hero__figure {
  margin: 0;
}

.page-disclaimer .disc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--disc-radius);
  background: var(--paper-raised);
  object-fit: cover;
  box-shadow: 0 22px 46px -30px rgba(20, 22, 27, .55);
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }
  .page-disclaimer .disc-hero__figure img {
    clip-path: polygon(4% 0, 100% 0, 100% 100%, 0 100%);
  }
}

/* ---------- 主体骨架 ---------- */

.page-disclaimer .disc-body {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

.page-disclaimer .disc-toc > .disc-toc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: var(--paper-raised);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .disc-toc > .disc-toc__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-toc > .disc-toc__summary::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--gold-deep);
  border-bottom: 2px solid var(--gold-deep);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 200ms var(--ease);
}

.page-disclaimer .disc-toc[open] > .disc-toc__summary::after {
  transform: rotate(225deg) translate(-2px, -2px);
}

.page-disclaimer .disc-toc .index-rail {
  display: grid;
  gap: 2px;
  margin-top: 10px;
}

.page-disclaimer .index-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  color: var(--slate);
  font-size: 14px;
  text-decoration: none;
  transition: color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-disclaimer .index-rail__link:hover {
  color: var(--ink);
  background: rgba(20, 22, 27, .05);
}

.page-disclaimer .index-rail__link.is-active {
  color: var(--ink);
  background: rgba(212, 160, 23, .16);
}

.page-disclaimer .index-rail__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold-deep);
}

@media (min-width: 980px) {
  .page-disclaimer .disc-body {
    grid-template-columns: 224px minmax(0, 1fr);
  }
  .page-disclaimer .disc-toc {
    position: sticky;
    top: 118px;
  }
  .page-disclaimer .disc-toc > .disc-toc__summary {
    display: none;
  }
  .page-disclaimer .disc-toc .index-rail {
    margin-top: 0;
  }
  .page-disclaimer .index-rail__link {
    padding-left: 16px;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
  }
  .page-disclaimer .index-rail__link.is-active {
    background: rgba(212, 160, 23, .12);
    border-left-color: var(--gold);
  }
}

/* ---------- 条款折叠 ---------- */

.page-disclaimer .disc-panels {
  display: grid;
  gap: 12px;
  align-content: start;
  min-width: 0;
}

.page-disclaimer .disc-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--disc-radius);
  background: var(--paper-raised);
  transition: border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}

.page-disclaimer .disc-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--gold-bright), var(--gold-deep));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 260ms var(--ease);
}

.page-disclaimer .disc-panel[open] {
  border-color: rgba(212, 160, 23, .55);
  box-shadow: 0 20px 40px -34px rgba(20, 22, 27, .6);
}

.page-disclaimer .disc-panel[open]::before {
  transform: scaleY(1);
}

.page-disclaimer .disc-panel__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: clamp(15px, 2.2vw, 21px) clamp(16px, 2.6vw, 26px);
  font-family: var(--font-serif);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .disc-panel__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-panel__label {
  min-width: 0;
}

.page-disclaimer .disc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold-deep);
}

.page-disclaimer .disc-mark {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 16px;
  height: 16px;
}

.page-disclaimer .disc-mark::before,
.page-disclaimer .disc-mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
  border-radius: 2px;
}

.page-disclaimer .disc-mark::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.page-disclaimer .disc-mark::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
  transition: transform 220ms var(--ease), opacity 220ms var(--ease);
}

.page-disclaimer .disc-panel[open] .disc-mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .disc-panel__body {
  padding: 0 clamp(16px, 2.6vw, 26px) clamp(20px, 2.8vw, 28px);
  max-width: 46em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .disc-panel__body p {
  margin: 0 0 12px;
}

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

.page-disclaimer .disc-panel__body a {
  color: var(--blue-ink);
  text-decoration: underline;
  text-decoration-color: rgba(46, 155, 255, .5);
  text-underline-offset: 3px;
}

.page-disclaimer .disc-panel__body a:hover {
  color: var(--blue);
}

.page-disclaimer .disc-list {
  display: grid;
  gap: 8px;
  margin: 4px 0 14px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 18px;
  color: var(--slate);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
}

.page-disclaimer .disc-list strong {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 引用格式色块 ---------- */

.page-disclaimer .disc-band {
  position: relative;
  overflow: hidden;
  margin-top: 2px;
  padding: clamp(20px, 3.2vw, 32px);
  border-radius: var(--disc-radius);
  background: var(--night);
  color: var(--silver);
}

.page-disclaimer .disc-band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(212, 160, 23, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 160, 23, .12) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: linear-gradient(120deg, rgba(0, 0, 0, .9), transparent 72%);
  mask-image: linear-gradient(120deg, rgba(0, 0, 0, .9), transparent 72%);
}

.page-disclaimer .disc-band > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-band__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold-bright);
}

.page-disclaimer .disc-band__hint {
  margin: 10px 0 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-disclaimer .disc-band__row {
  display: grid;
  gap: 12px;
}

.page-disclaimer .disc-band__input {
  width: 100%;
  min-width: 0;
  padding: 12px 16px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-pill);
  background: rgba(246, 241, 231, .07);
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .04em;
}

.page-disclaimer .disc-band__input:focus {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-disclaimer .disc-band__copy {
  justify-self: start;
}

.page-disclaimer .disc-band__msg {
  min-height: 1em;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--silver);
}

@media (min-width: 720px) {
  .page-disclaimer .disc-band__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

/* ---------- 备案信息带 ---------- */

.page-disclaimer .disc-meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 14px 0 0;
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: rgba(199, 205, 212, .18);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--slate);
}

/* ---------- 收束 ---------- */

.page-disclaimer .disc-outro {
  display: grid;
  gap: 14px;
  justify-items: start;
  max-width: 620px;
  margin-top: clamp(56px, 9vw, 112px);
  padding-top: clamp(32px, 5vw, 56px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-outro__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  color: var(--ink);
}

.page-disclaimer .disc-outro__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
}

.page-disclaimer .disc-outro__action {
  margin-top: 6px;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-panel::before,
  .page-disclaimer .disc-panel .disc-mark::after,
  .page-disclaimer .disc-toc > .disc-toc__summary::after {
    transition: none;
  }
}