.page-disclaimer {
  --disc-pad: clamp(20px, 4vw, 40px);
  --disc-gap: clamp(22px, 3.6vw, 44px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  overflow-x: hidden;
}

/* ---------- 页首 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: clamp(88px, 13vw, 132px) 0 clamp(30px, 4.5vw, 48px);
  background:
    radial-gradient(120% 96% at 6% 0%, rgba(200, 255, 61, 0.36), rgba(200, 255, 61, 0) 56%),
    linear-gradient(180deg, #F6F2EA 0%, #EDE7DB 100%);
  border-bottom: 2px solid var(--line-strong);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: var(--disc-gap);
  align-items: end;
}

.page-disclaimer .disc-hero__copy .crumbs {
  margin-bottom: 18px;
  font-size: 12px;
}

.page-disclaimer .disc-hero__copy .eyebrow {
  margin: 0 0 14px;
}

.page-disclaimer .disc-hero h1 {
  margin: 0;
  font-family: var(--f-serif);
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 700;
  text-wrap: balance;
}

.page-disclaimer .disc-hero__lead {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-disclaimer .disc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-hero__media {
  margin: 0;
  border: 2px solid var(--ink);
  background: var(--card);
  box-shadow: var(--shadow-print);
  transform: rotate(-0.5deg);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-disclaimer .disc-hero__media .media__caption {
  padding: 8px 12px 10px;
  border-top: 1px dashed var(--line-strong);
  font-size: 12px;
  color: var(--ink-soft);
}

/* ---------- 索引 ---------- */
.page-disclaimer .disc-index {
  padding: clamp(26px, 4vw, 44px) 0;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-index__title {
  margin: 0 0 18px;
  font-family: var(--f-narrow);
  font-size: clamp(15px, 2vw, 18px);
  font-weight: 800;
  letter-spacing: 0.04em;
}

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

.page-disclaimer .disc-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 10px;
  border: 1px solid transparent;
  border-bottom-color: var(--line);
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  transition: background-color 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible {
  background: var(--kiwi-soft);
  border-color: var(--line-strong);
  transform: translateX(2px);
}

.page-disclaimer .disc-index__num {
  flex: none;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-disclaimer .disc-index__label {
  font-weight: 600;
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .disc-section {
  padding: clamp(34px, 6vw, 70px) 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-section__grid {
  display: grid;
  gap: 16px;
}

.page-disclaimer .disc-rail {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-disclaimer .disc-rail__num {
  font-family: var(--f-mono);
  font-size: clamp(26px, 4.6vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-disclaimer .disc-rail__tag {
  padding: 4px 9px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--card);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.page-disclaimer .disc-rail__tag--ember {
  border-color: var(--ember);
  color: var(--ember);
}

.page-disclaimer .disc-rail__tag--gold {
  border-color: var(--gold);
  color: #8A6A2C;
}

.page-disclaimer .disc-body h2 {
  margin: 0 0 14px;
  font-family: var(--f-narrow);
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-disclaimer .disc-body h3 {
  margin: 10px 0 6px;
  font-family: var(--f-narrow);
  font-size: 17px;
  font-weight: 800;
}

.page-disclaimer .disc-body p {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 60em;
}

.page-disclaimer .disc-body a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--kiwi);
  padding-bottom: 1px;
}

.page-disclaimer .disc-body a:hover,
.page-disclaimer .disc-body a:focus-visible {
  background: var(--kiwi-soft);
}

.page-disclaimer .disc-list {
  margin: 0 0 6px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 22px;
  font-size: clamp(14.5px, 1.6vw, 16px);
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  background: var(--kiwi);
  border: 1.5px solid var(--ink);
  border-radius: 1px;
}

.page-disclaimer .disc-list strong {
  color: var(--ink);
  font-weight: 700;
}

.page-disclaimer .disc-note {
  margin: 0;
  padding: 12px 14px;
  border-left: 4px solid var(--gold);
  background: rgba(201, 164, 92, 0.12);
  font-size: 14px;
  color: var(--ink-soft);
}

/* ---------- 深色章节 ---------- */
.page-disclaimer .disc-section--dark {
  background: var(--ink);
  color: var(--card);
  border-bottom-color: rgba(200, 255, 61, 0.34);
}

.page-disclaimer .disc-section--dark .disc-rail__num {
  color: var(--kiwi);
}

.page-disclaimer .disc-section--dark .disc-rail__tag {
  background: transparent;
  border-color: rgba(252, 249, 242, 0.34);
  color: rgba(252, 249, 242, 0.82);
}

.page-disclaimer .disc-section--dark .disc-rail__tag--ember {
  border-color: var(--ember);
  color: #FF7A5E;
}

.page-disclaimer .disc-section--dark .disc-body h2 {
  color: var(--card);
}

.page-disclaimer .disc-section--dark .disc-body p,
.page-disclaimer .disc-section--dark .disc-list li {
  color: rgba(252, 249, 242, 0.84);
}

.page-disclaimer .disc-section--dark .disc-list strong {
  color: var(--kiwi);
}

.page-disclaimer .disc-section--dark .disc-list li::before {
  background: var(--kiwi);
  border-color: var(--card);
}

.page-disclaimer .disc-section--dark .disc-body a {
  color: var(--kiwi);
  border-bottom-color: rgba(200, 255, 61, 0.5);
}

/* ---------- 版本切换示意 ---------- */
.page-disclaimer .disc-switch {
  margin: 0 0 22px;
  padding: 12px 10px;
  border: 2px solid rgba(252, 249, 242, 0.28);
  border-radius: var(--radius);
  background: rgba(47, 58, 34, 0.42);
  overflow: hidden;
}

.page-disclaimer .disc-switch__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-disclaimer .disc-switch__track {
  stroke: rgba(252, 249, 242, 0.26);
  stroke-width: 2;
  stroke-dasharray: 7 7;
}

.page-disclaimer .disc-switch__dot--live {
  fill: var(--kiwi);
  stroke: var(--ink);
  stroke-width: 2;
}

.page-disclaimer .disc-switch__dot--beta {
  fill: var(--ember);
  stroke: var(--ink);
  stroke-width: 2;
}

.page-disclaimer .disc-switch__dot--archive {
  fill: var(--gold);
  stroke: var(--ink);
  stroke-width: 2;
}

.page-disclaimer .disc-switch__label {
  fill: var(--card);
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

/* ---------- 旧版对照 ---------- */
.page-disclaimer .disc-versions {
  display: grid;
  gap: 14px;
  margin: 6px 0 22px;
}

.page-disclaimer .disc-version {
  position: relative;
  padding: 16px 16px 18px;
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(27, 21, 18, 0.16);
}

.page-disclaimer .disc-version:nth-child(2) {
  border-color: var(--gold);
  box-shadow: 4px 4px 0 rgba(201, 164, 92, 0.42);
  transform: translateY(6px);
}

.page-disclaimer .disc-version h3 {
  margin-top: 12px;
}

.page-disclaimer .disc-version p {
  margin: 0;
  font-size: 14.5px;
}

/* ---------- 荧光绿章节 ---------- */
.page-disclaimer .disc-section--kiwi {
  background:
    linear-gradient(135deg, var(--kiwi-soft) 0%, #F3FFD0 52%, var(--paper) 100%);
  border-bottom-color: var(--line-strong);
}

.page-disclaimer .disc-section--kiwi .disc-rail__tag {
  background: var(--ink);
  color: var(--kiwi);
  border-color: var(--ink);
}

.page-disclaimer .disc-section--kiwi .disc-list li::before {
  background: var(--ink);
  border-color: var(--ink);
}

/* ---------- 条款折叠 ---------- */
.page-disclaimer .disc-terms {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

.page-disclaimer .disc-terms__item {
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(27, 21, 18, 0.14);
}

.page-disclaimer .disc-terms__item[open] {
  border-color: var(--ink);
  box-shadow: 4px 4px 0 var(--kiwi);
}

.page-disclaimer .disc-terms__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-family: var(--f-narrow);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 800;
  color: var(--ink);
  list-style: none;
}

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

.page-disclaimer .disc-terms__summary::after {
  content: "+";
  flex: none;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius);
  background: var(--kiwi);
  font-family: var(--f-mono);
  font-size: 15px;
  line-height: 1;
}

.page-disclaimer .disc-terms__item[open] .disc-terms__summary::after {
  content: "–";
  background: var(--ink);
  color: var(--kiwi);
}

.page-disclaimer .disc-terms__summary:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
}

.page-disclaimer .disc-terms__content {
  padding: 0 16px 16px;
  border-top: 1px dashed var(--line-strong);
  padding-top: 14px;
}

.page-disclaimer .disc-terms__content p {
  margin: 0;
  font-size: 14.5px;
}

/* ---------- 联系章节 ---------- */
.page-disclaimer .disc-section--contact {
  background: var(--card);
  border-bottom: none;
}

.page-disclaimer .disc-contact {
  display: grid;
  gap: 2px;
  margin: 6px 0 18px;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .disc-contact__row {
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  background: var(--paper);
  border-bottom: 1px dashed var(--line-strong);
}

.page-disclaimer .disc-contact__row:last-child {
  border-bottom: none;
}

.page-disclaimer .disc-contact__k {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  font-family: var(--f-mono);
}

.page-disclaimer .disc-contact__v {
  font-size: clamp(15px, 1.9vw, 17px);
  font-weight: 700;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 18px;
  }

  .page-disclaimer .disc-versions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-disclaimer .disc-contact__row {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-disclaimer .disc-section__grid {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-disclaimer .disc-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-disclaimer .disc-section--dark .disc-rail,
  .page-disclaimer .disc-section--kiwi .disc-rail {
    padding-left: 2px;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index__link,
  .page-disclaimer .disc-version {
    transition: none;
    transform: none;
  }
}
</main>