/* ===== 访问说明页 · page-disclaimer ===== */

.page-disclaimer {
  background: var(--ink);
  color: var(--text);
  overflow-x: clip;
}

/* ---- 页首 ---- */
.page-disclaimer .dis-head {
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) 0 clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(200, 162, 74, .16) 0%, rgba(200, 162, 74, 0) 58%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
}

.page-disclaimer .dis-title {
  margin: .5rem 0 0;
  font-family: var(--f-display);
  font-size: clamp(2rem, 5.6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.1;
  color: var(--ivory);
}

.page-disclaimer .dis-head-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.25rem, 3.5vw, 2.25rem);
}

@media (min-width: 880px) {
  .page-disclaimer .dis-head-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }
}

.page-disclaimer .dis-head-copy p {
  margin: 0 0 1rem;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 58ch;
}

.page-disclaimer .dis-head-copy p:last-of-type {
  margin-bottom: 0;
}

.page-disclaimer .dis-stamp {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-top: 1.35rem;
  padding: .42rem .95rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--gold);
  background: rgba(200, 162, 74, .06);
}

.page-disclaimer .dis-stamp::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cinnabar);
  flex: none;
}

/* ---- 主题插图 ---- */
.page-disclaimer .dis-figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
  overflow: hidden;
}

.page-disclaimer .dis-figure-img {
  position: relative;
}

.page-disclaimer .dis-figure-img::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(200, 162, 74, .3);
  pointer-events: none;
}

.page-disclaimer .dis-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-disclaimer .dis-figure figcaption {
  margin: 0;
  padding: .75rem 1rem;
  border-top: 1px solid var(--line);
  background: var(--ink-2);
  font-size: var(--fs-12);
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---- 正文骨架 ---- */
.page-disclaimer .dis-body {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(3rem, 7vw, 6rem);
}

.page-disclaimer .dis-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}

@media (min-width: 900px) {
  .page-disclaimer .dis-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
}

/* ---- 条款目录 ---- */
.page-disclaimer .dis-toc {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

@media (min-width: 900px) {
  .page-disclaimer .dis-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
}

.page-disclaimer .dis-toc-title {
  margin: 0 0 .9rem;
  font-family: var(--f-body);
  font-size: var(--fs-12);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .dis-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  gap: .5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding-bottom: .6rem;
}

.page-disclaimer .dis-toc-list li {
  flex: none;
}

.page-disclaimer .dis-toc-list a {
  display: inline-flex;
  align-items: baseline;
  gap: .5rem;
  padding: .45rem .8rem;
  border: 1px solid transparent;
  border-bottom-color: rgba(200, 162, 74, .28);
  color: var(--text-soft);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.4;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-disclaimer .dis-toc-list a:hover,
.page-disclaimer .dis-toc-list a:focus-visible {
  color: var(--gold-bright);
  border-color: var(--gold);
  background: rgba(200, 162, 74, .08);
}

.page-disclaimer .dis-toc-num {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--gold);
}

@media (min-width: 900px) {
  .page-disclaimer .dis-toc-list {
    flex-direction: column;
    gap: .15rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .dis-toc-list a {
    width: 100%;
    padding: .5rem 0 .5rem .8rem;
    border: none;
    border-left: 1px solid rgba(200, 162, 74, .28);
  }

  .page-disclaimer .dis-toc-list a:hover,
  .page-disclaimer .dis-toc-list a:focus-visible {
    border-left: 1px solid var(--gold);
    background: rgba(200, 162, 74, .06);
  }
}

/* ---- 条款分组 ---- */
.page-disclaimer .dis-group {
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-disclaimer .dis-group + .dis-group {
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
  padding-top: clamp(2rem, 5vw, 3.5rem);
  border-top: 1px solid var(--line);
}

.page-disclaimer .dis-group-head {
  display: flex;
  align-items: baseline;
  gap: clamp(.9rem, 2.5vw, 1.75rem);
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
}

.page-disclaimer .dis-group-num {
  flex: none;
  font-family: var(--f-display);
  font-size: clamp(2.5rem, 7vw, 4.25rem);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold);
  text-stroke: 1px var(--gold);
  min-width: 2.1ch;
}

.page-disclaimer .dis-group-title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--ivory);
}

/* ---- 纸白条款卡面 ---- */
.page-disclaimer .dis-card {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: clamp(1rem, 2.8vw, 1.75rem) clamp(1rem, 3vw, 2rem);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 1px 0 rgba(200, 162, 74, .12);
}

.page-disclaimer .dis-clauses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-disclaimer .dis-clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: .2rem;
  padding: .9rem 0;
  border-bottom: 1px dashed rgba(200, 162, 74, .38);
}

.page-disclaimer .dis-clause:first-child {
  padding-top: .2rem;
}

.page-disclaimer .dis-clause:last-child {
  padding-bottom: .2rem;
  border-bottom: none;
}

@media (min-width: 640px) {
  .page-disclaimer .dis-clause {
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 1.1rem;
  }
}

.page-disclaimer .dis-clause-num {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--jade-deep);
  white-space: nowrap;
  padding-top: .32em;
}

.page-disclaimer .dis-clause p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: #26262C;
}

.page-disclaimer .dis-clause a {
  color: var(--jade-deep);
  text-decoration: underline;
  text-decoration-color: rgba(200, 162, 74, .7);
  text-underline-offset: .22em;
  transition: color var(--t-fast) var(--ease), text-decoration-color var(--t-fast) var(--ease);
}

.page-disclaimer .dis-clause a:hover,
.page-disclaimer .dis-clause a:focus-visible {
  color: var(--cinnabar);
  text-decoration-color: var(--cinnabar);
}

.page-disclaimer .dis-cite {
  display: block;
  margin-top: .35rem;
  padding: .8rem 1rem;
  background: var(--ivory);
  border-left: 2px solid var(--gold);
  font-family: var(--f-mono);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--ink-2);
  word-break: break-all;
  user-select: all;
}

/* ---- 返回顶部 ---- */
.page-disclaimer .dis-totop {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  bottom: clamp(1rem, 4vw, 2rem);
  z-index: 40;
  padding: .62rem 1rem;
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  color: var(--gold);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--t-mid) var(--ease), transform var(--t-mid) var(--ease), visibility var(--t-mid);
}

.page-disclaimer .dis-totop[data-visible] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .dis-totop:hover,
.page-disclaimer .dis-totop:focus-visible {
  color: var(--gold-bright);
  border-color: var(--gold);
}

/* ---- 进入视口淡入（仅在 JS 环境下生效） ---- */
.js .page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 320ms var(--ease), transform 320ms var(--ease);
}

.js .page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dis-toc-list a,
  .page-disclaimer .dis-clause a,
  .page-disclaimer .dis-totop,
  .js .page-disclaimer [data-reveal] {
    transition: none;
  }

  .js .page-disclaimer [data-reveal] {
    opacity: 1;
    transform: none;
  }
}