.page-disclaimer {
  --ud-rule: rgba(53, 167, 216, 0.26);
  --ud-rule-soft: rgba(122, 147, 166, 0.24);
  background: var(--ink-deep);
  color: var(--pearl);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

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

.page-disclaimer .ud-shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 顶部封面 ---------- */

.page-disclaimer .ud-hero {
  position: relative;
  padding: 36px 0 72px;
  background:
    radial-gradient(120% 72% at 84% 0%, rgba(79, 211, 232, 0.14), rgba(10, 26, 43, 0) 62%),
    var(--ink-deep);
  overflow: hidden;
}

.page-disclaimer .ud-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(var(--ud-rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--ud-rule) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.42;
  -webkit-mask-image: radial-gradient(92% 68% at 50% 18%, #000 0%, transparent 76%);
  mask-image: radial-gradient(92% 68% at 50% 18%, #000 0%, transparent 76%);
  pointer-events: none;
}

.page-disclaimer .ud-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .ud-beacon {
  position: absolute;
  top: -160px;
  right: -110px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 211, 232, 0.22) 0%, rgba(79, 211, 232, 0) 68%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .ud-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-disclaimer .ud-crumb li + li::before {
  content: "›";
  margin-right: 8px;
  color: var(--sea-bright);
}

.page-disclaimer .ud-crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .ud-crumb a:hover {
  color: var(--coral-light);
  border-bottom-color: currentColor;
}

.page-disclaimer .ud-crumb li[aria-current="page"] {
  color: var(--pearl);
}

.page-disclaimer .ud-eyebrow {
  margin: 30px 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sea-bright);
}

.page-disclaimer .ud-title {
  margin: 0;
  max-width: 18em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7.6vw, 62px);
  line-height: 1.16;
  letter-spacing: 0.05em;
  color: var(--pearl);
}

.page-disclaimer .ud-lead {
  margin: 24px 0 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.9;
  color: rgba(247, 242, 232, 0.8);
}

.page-disclaimer .ud-banner {
  position: relative;
  z-index: 1;
  margin: 48px auto 0;
  padding-inline: 20px;
  max-width: calc(var(--shell-max) + 40px);
}

.page-disclaimer .ud-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
  border: 1px solid var(--ud-rule);
  border-radius: 3px;
}

.page-disclaimer .ud-banner figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 分区带 ---------- */

.page-disclaimer .ud-band {
  padding: 64px 0 76px;
}

.page-disclaimer .ud-band--light {
  --ud-rule: rgba(28, 22, 19, 0.14);
  background: var(--pearl);
  color: var(--brown);
}

.page-disclaimer .ud-band--deep {
  position: relative;
  background: var(--ink-deep);
  color: var(--pearl);
}

.page-disclaimer .ud-band--tail {
  padding-top: 8px;
}

.page-disclaimer .ud-sec-head {
  max-width: 40em;
}

.page-disclaimer .ud-sec-title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(23px, 4.6vw, 34px);
  line-height: 1.34;
  letter-spacing: 0.12em;
  color: var(--brown);
}

.page-disclaimer .ud-band--deep .ud-sec-title {
  color: var(--pearl);
}

.page-disclaimer .ud-band--deep .ud-eyebrow {
  color: var(--neon);
}

.page-disclaimer .ud-sec-note {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(28, 22, 19, 0.66);
}

.page-disclaimer .ud-sec-note--dark {
  color: rgba(247, 242, 232, 0.68);
}

/* ---------- 四条须知 ---------- */

.page-disclaimer .ud-notes {
  margin-top: 40px;
  border-bottom: 1px solid var(--ud-rule);
}

.page-disclaimer .ud-note {
  border-top: 1px solid var(--ud-rule);
}

.page-disclaimer .ud-note__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px;
  gap: 8px 18px;
  align-items: start;
  padding: 24px 0;
  list-style: none;
  cursor: pointer;
  transition: transform 0.22s ease;
}

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

.page-disclaimer .ud-note__summary::marker {
  content: "";
}

.page-disclaimer .ud-note__summary:hover .ud-note__title {
  color: var(--sea);
}

.page-disclaimer .ud-note__no {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--coral);
}

.page-disclaimer .ud-note__label {
  display: block;
  min-width: 0;
}

.page-disclaimer .ud-note__title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(18px, 3vw, 23px);
  line-height: 1.42;
  letter-spacing: 0.07em;
  color: var(--brown);
  transition: color 0.2s ease;
}

.page-disclaimer .ud-note__lead {
  display: block;
  margin-top: 10px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(28, 22, 19, 0.68);
}

.page-disclaimer .ud-note__toggle {
  position: relative;
  justify-self: end;
  width: 16px;
  height: 16px;
  margin-top: 6px;
}

.page-disclaimer .ud-note__toggle::before,
.page-disclaimer .ud-note__toggle::after {
  content: "";
  position: absolute;
  background: var(--coral);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

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

.page-disclaimer .ud-note__toggle::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-disclaimer .ud-note[open] .ud-note__toggle::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .ud-note__body {
  padding: 0 0 30px;
}

.page-disclaimer .ud-note__body p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.88;
  color: rgba(28, 22, 19, 0.86);
}

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

.page-disclaimer .ud-note__body a {
  color: var(--sea);
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .ud-note__body a:hover {
  color: var(--coral);
  border-bottom-color: var(--sea);
}

.page-disclaimer .ud-points {
  margin: 0 0 16px;
  padding: 0;
  max-width: 34em;
  list-style: none;
}

.page-disclaimer .ud-points li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 24px;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(28, 22, 19, 0.86);
}

.page-disclaimer .ud-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 12px;
  height: 1px;
  background: var(--sea-bright);
}

.page-disclaimer .ud-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .ud-steps li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 15px;
  border: 1px solid rgba(28, 22, 19, 0.2);
  background: var(--cream);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--brown);
}

.page-disclaimer .ud-steps__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--coral);
}

/* ---------- 提示带 ---------- */

.page-disclaimer .ud-callout {
  margin: 40px 0;
  padding: 24px 22px;
  display: grid;
  gap: 12px;
  background: var(--cream);
  border: 2px solid var(--coral);
  box-shadow: var(--shadow-brut);
}

.page-disclaimer .ud-callout__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--coral);
}

.page-disclaimer .ud-callout__text {
  margin: 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--brown);
}

.page-disclaimer .ud-callout__link {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 11px 22px;
  background: var(--coral);
  color: var(--brown);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 14.5px;
  letter-spacing: 0.1em;
  text-decoration: none;
  border: 2px solid var(--brown);
  box-shadow: var(--shadow-brut);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-disclaimer .ud-callout__link:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 rgba(28, 22, 19, 0.85);
}

.page-disclaimer .ud-callout__link:focus-visible,
.page-disclaimer .ud-dock-link:focus-visible,
.page-disclaimer .ud-note__summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 反馈区 ---------- */

.page-disclaimer .ud-fb-grid {
  margin-top: 34px;
  display: grid;
  gap: 34px;
  grid-template-columns: 1fr;
}

.page-disclaimer .ud-fb-col h3 {
  margin: 0 0 14px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: 0.1em;
  color: var(--coral-light);
}

.page-disclaimer .ud-fb-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .ud-fb-list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid var(--ud-rule-soft);
  font-size: 15px;
  line-height: 1.82;
  color: rgba(247, 242, 232, 0.8);
}

.page-disclaimer .ud-fb-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .ud-k {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--sea-bright);
}

.page-disclaimer .ud-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--pearl);
}

/* ---------- 备案索引 ---------- */

.page-disclaimer .ud-meta {
  margin: 32px 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 48px;
}

.page-disclaimer .ud-meta > div {
  display: grid;
  grid-template-columns: minmax(76px, auto) minmax(0, 1fr);
  gap: 6px 18px;
  padding: 13px 0;
  border-top: 1px solid var(--ud-rule-soft);
}

.page-disclaimer .ud-meta dt {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sea-bright);
}

.page-disclaimer .ud-meta dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 242, 232, 0.84);
  word-break: break-word;
}

/* ---------- 浮动入口 ---------- */

.page-disclaimer .ud-dock-link {
  position: fixed;
  left: 16px;
  bottom: 16px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  background: rgba(10, 26, 43, 0.94);
  border: 1px solid var(--sea-bright);
  color: var(--pearl);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .ud-dock-link:hover {
  background: var(--sea);
  border-color: var(--neon);
  color: #ffffff;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-disclaimer .ud-shell {
    padding-inline: 32px;
  }

  .page-disclaimer .ud-hero {
    padding: 56px 0 84px;
  }

  .page-disclaimer .ud-banner {
    padding-inline: 32px;
  }

  .page-disclaimer .ud-band {
    padding: 76px 0 90px;
  }

  .page-disclaimer .ud-note__summary {
    grid-template-columns: 54px minmax(0, 1fr) 30px;
    padding: 30px 0;
  }

  .page-disclaimer .ud-note__no {
    grid-column: auto;
    padding-top: 7px;
  }

  .page-disclaimer .ud-note__body {
    padding: 0 48px 36px 72px;
  }

  .page-disclaimer .ud-callout {
    padding: 30px 32px;
  }

  .page-disclaimer .ud-dock-link {
    left: 24px;
    bottom: 24px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .ud-shell {
    padding-inline: 40px;
  }

  .page-disclaimer .ud-banner {
    padding-inline: 40px;
  }

  .page-disclaimer .ud-fb-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px 56px;
  }

  .page-disclaimer .ud-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .ud-hero {
    padding: 72px 0 96px;
  }

  .page-disclaimer .ud-note__body {
    padding: 0 96px 40px 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .page-disclaimer .ud-callout__link:hover {
    transform: none;
    box-shadow: var(--shadow-brut);
  }
}