.page-disclaimer {
  --disc-tone: var(--cyan);
  display: block;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  padding-bottom: 4rem;
}

/* ---------- 页头 ---------- */
.page-disclaimer .doc-head {
  position: relative;
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding: clamp(1.25rem, 4vw, 2.75rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 130% at 0% 0%, rgba(34, 211, 238, 0.14), transparent 55%),
    radial-gradient(100% 130% at 100% 6%, rgba(245, 158, 11, 0.16), transparent 58%),
    linear-gradient(155deg, var(--ink-3), var(--ink-2) 58%, var(--ink));
  overflow: hidden;
}

.page-disclaimer .doc-head::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -44%;
  width: 62%;
  height: 80%;
  background: repeating-linear-gradient(118deg, rgba(230, 237, 247, 0.06) 0 1px, transparent 1px 16px);
  transform: rotate(-7deg);
  pointer-events: none;
}

.page-disclaimer .doc-head__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .doc-head h1 {
  margin: 0.35rem 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.page-disclaimer .lede {
  max-width: 48ch;
  margin: 0;
  color: var(--silver);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
}

.page-disclaimer .doc-head__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.page-disclaimer .doc-head__tag {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(5, 7, 10, 0.45);
  color: var(--silver);
  font-size: 0.76rem;
  letter-spacing: 0.01em;
}

.page-disclaimer .doc-head__meta .button {
  min-height: 40px;
  font-size: 0.85rem;
}

.page-disclaimer .doc-head__media {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--ink);
  overflow: hidden;
}

.page-disclaimer .doc-head__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 目录 + 正文 ---------- */
.page-disclaimer .doc-layout {
  display: grid;
  gap: 1.5rem;
}

.page-disclaimer .doc-toc {
  padding: 1rem 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--ink-2);
}

.page-disclaimer .doc-toc__title {
  margin: 0 0 0.75rem;
  color: var(--silver);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-disclaimer .doc-toc__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.4rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .doc-toc__list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  color: var(--silver);
  font-size: 0.86rem;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease),
    background-color var(--dur-1) var(--ease);
}

.page-disclaimer .doc-toc__list a:hover {
  color: var(--white);
  border-color: var(--line-strong);
}

.page-disclaimer .doc-toc__list a[aria-current="true"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: transparent;
  font-weight: 700;
}

.page-disclaimer .doc-toc__list a:focus-visible,
.page-disclaimer .clause__trail a:focus-visible,
.page-disclaimer .breadcrumbs a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  background: var(--ink-3);
  border-radius: var(--radius-s);
}

.page-disclaimer .doc-body {
  display: grid;
  gap: 1.1rem;
}

/* ---------- 条款分节 ---------- */
.page-disclaimer .clause {
  position: relative;
  padding: clamp(1.1rem, 3vw, 1.9rem);
  border: 1px solid var(--line);
  border-left: 3px solid var(--disc-tone);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, rgba(16, 26, 43, 0.72), rgba(11, 14, 19, 0.92));
  scroll-margin-top: 5rem;
}

.page-disclaimer .clause--accept { --disc-tone: var(--cyan); }
.page-disclaimer .clause--service { --disc-tone: var(--azure); }
.page-disclaimer .clause--conduct { --disc-tone: var(--magenta); }
.page-disclaimer .clause--ip { --disc-tone: var(--gold); }
.page-disclaimer .clause--links { --disc-tone: var(--lime); }
.page-disclaimer .clause--liability { --disc-tone: var(--silver); }
.page-disclaimer .clause--change { --disc-tone: var(--azure); }
.page-disclaimer .clause--contact { --disc-tone: var(--cyan); }

.page-disclaimer .clause h2 {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-disclaimer .clause__index {
  color: var(--disc-tone);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.page-disclaimer .clause p {
  margin: 0 0 0.85rem;
  color: rgba(230, 237, 247, 0.84);
  font-size: 0.95rem;
}

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

.page-disclaimer .clause strong {
  color: var(--white);
  font-weight: 700;
}

/* 服务条目 */
.page-disclaimer .svc-list {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .svc-list li {
  padding-left: 1.05rem;
  border-left: 2px solid var(--disc-tone);
  color: rgba(230, 237, 247, 0.84);
  font-size: 0.93rem;
}

.page-disclaimer .svc-list strong {
  color: var(--white);
}

/* 行为约定 */
.page-disclaimer .rule-list {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rule-list li {
  position: relative;
  padding-left: 1.55rem;
  color: rgba(230, 237, 247, 0.84);
  font-size: 0.93rem;
}

.page-disclaimer .rule-list li::before {
  content: "";
  position: absolute;
  left: 0.35rem;
  top: 0.68em;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--disc-tone);
}

/* 版本记录 */
.page-disclaimer .ver-list {
  display: grid;
  gap: 0.7rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .ver-list li {
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(5, 7, 10, 0.5);
}

.page-disclaimer .ver-list__tag {
  color: var(--azure);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.page-disclaimer .ver-list p {
  margin: 0;
  color: rgba(230, 237, 247, 0.82);
  font-size: 0.92rem;
}

/* 折叠面板 */
.page-disclaimer .fold {
  margin-top: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(5, 7, 10, 0.5);
}

.page-disclaimer .fold__summary {
  display: block;
  padding: 0.9rem 1.1rem;
  color: var(--white);
  font-size: 0.94rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .fold__summary::after {
  content: "+";
  float: right;
  color: var(--disc-tone);
  font-family: var(--font-mono);
}

.page-disclaimer .fold[open] .fold__summary::after {
  content: "\2212";
}

.page-disclaimer .fold__body {
  padding: 0 1.1rem 1.1rem;
}

.page-disclaimer .fold__body p {
  margin: 0 0 0.75rem;
  color: rgba(230, 237, 247, 0.82);
  font-size: 0.92rem;
}

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

/* ---------- 联系区 ---------- */
.page-disclaimer .contact-grid {
  display: grid;
  gap: 0.75rem;
  margin: 1.1rem 0 0;
}

.page-disclaimer .contact-card {
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(5, 7, 10, 0.55);
}

.page-disclaimer .contact-card__label {
  margin: 0 0 0.35rem;
  color: var(--silver);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-disclaimer .contact-card__value {
  margin: 0;
  color: var(--white);
  font-size: 0.96rem;
  font-weight: 700;
  word-break: break-word;
}

.page-disclaimer .contact-card__note {
  margin: 0.4rem 0 0;
  color: rgba(230, 237, 247, 0.65);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-disclaimer .clause__trail {
  margin-top: 1.1rem;
  font-size: 0.93rem;
}

.page-disclaimer .clause__trail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.35);
  padding-bottom: 1px;
}

.page-disclaimer .clause__trail a:hover {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .clause__legal {
  margin-top: 0.9rem;
  color: var(--silver);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .ver-list li {
    grid-template-columns: 118px minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }
}

@media (min-width: 720px) {
  .page-disclaimer .contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .doc-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-disclaimer .doc-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: 1.5rem;
  }

  .page-disclaimer .doc-toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .doc-toc__list a {
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
    border-radius: var(--radius-m);
    font-size: 0.88rem;
  }

  .page-disclaimer .clause p,
  .page-disclaimer .svc-list li,
  .page-disclaimer .rule-list li {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc__list a {
    transition-duration: 1ms;
  }
}

@media print {
  .page-disclaimer,
  .page-disclaimer .clause,
  .page-disclaimer .doc-head,
  .page-disclaimer .contact-card,
  .page-disclaimer .ver-list li {
    background: #fff !important;
    color: #111 !important;
    border-color: #bbb !important;
  }

  .page-disclaimer .doc-toc,
  .page-disclaimer .doc-head__media,
  .page-disclaimer .doc-head__meta .button {
    display: none !important;
  }

  .page-disclaimer .clause p,
  .page-disclaimer .svc-list li,
  .page-disclaimer .rule-list li,
  .page-disclaimer .contact-card__note {
    color: #222 !important;
  }
}