.page-disclaimer {
  --notice-measure: 66ch;
  --notice-node-line: 24px;
  position: relative;
  isolation: isolate;
  padding: var(--sp-4) 0 var(--sp-6);
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 440px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 10% 0%, rgba(47, 217, 232, 0.12), transparent 62%),
    radial-gradient(86% 62% at 92% 6%, rgba(255, 106, 31, 0.08), transparent 58%);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .notice-hero {
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-4) 0 var(--sp-3);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .notice-hero__kicker::before {
  content: "";
  display: block;
  width: 30px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .notice-hero__title {
  margin: 0;
  font-size: clamp(28px, 6vw, 50px);
  line-height: 1.16;
  letter-spacing: 0.01em;
  font-weight: 800;
  color: var(--text);
}

.page-disclaimer .notice-hero__lead {
  max-width: var(--notice-measure);
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  opacity: 0.86;
}

/* ---------- 顶部条带视觉 ---------- */
.page-disclaimer .notice-strip {
  position: relative;
  margin: var(--sp-3) 0 var(--sp-4);
  overflow: hidden;
  clip-path: var(--cut-tr);
  border-left: 2px solid var(--cyan);
}

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

.page-disclaimer .notice-strip::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 11, 22, 0.6), rgba(6, 11, 22, 0.1) 46%, rgba(6, 11, 22, 0.78));
}

/* ---------- 章节索引 ---------- */
.page-disclaimer .notice-index {
  margin: 0 0 var(--sp-4);
}

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

.page-disclaimer .notice-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  clip-path: var(--cut-tr);
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-disclaimer .notice-index__num {
  font-size: 12px;
  color: var(--cyan);
}

.page-disclaimer .notice-index__link:hover,
.page-disclaimer .notice-index__link:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: var(--ink-700);
}

.page-disclaimer .notice-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 正文章节 ---------- */
.page-disclaimer .notice-body {
  display: grid;
}

.page-disclaimer .notice-sec {
  padding: var(--sp-4) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 84px;
}

.page-disclaimer .notice-sec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 var(--sp-2);
  font-size: clamp(20px, 3.4vw, 27px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
}

.page-disclaimer .notice-sec__num {
  flex: none;
  min-width: 2.2em;
  padding-bottom: 3px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border-bottom: 2px solid var(--cyan);
}

.page-disclaimer .notice-sec__body {
  display: grid;
  gap: var(--sp-2);
  max-width: var(--notice-measure);
}

.page-disclaimer .notice-sec__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  opacity: 0.86;
}

.page-disclaimer .notice-sec__body a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .notice-sec__body a:hover,
.page-disclaimer .notice-sec__body a:focus-visible {
  color: var(--cyan);
}

/* ---------- 条目列表 ---------- */
.page-disclaimer .notice-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .notice-list > li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  opacity: 0.86;
}

.page-disclaimer .notice-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* ---------- 确认顺序链 ---------- */
.page-disclaimer .notice-chain {
  list-style: none;
  margin: var(--sp-1) 0 0;
  padding: 0;
  display: grid;
  max-width: 720px;
}

.page-disclaimer .notice-chain__step {
  position: relative;
}

.page-disclaimer .notice-chain__step + .notice-chain__step {
  margin-top: 32px;
}

.page-disclaimer .notice-chain__step + .notice-chain__step::before {
  content: "";
  position: absolute;
  left: 23px;
  top: -32px;
  width: 2px;
  height: 24px;
  background: repeating-linear-gradient(180deg, var(--cyan) 0 4px, transparent 4px 8px);
}

.page-disclaimer .notice-chain__step + .notice-chain__step::after {
  content: "";
  position: absolute;
  left: 19px;
  top: -10px;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 7px solid var(--cyan);
}

.page-disclaimer .notice-chain__node {
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: var(--cut-tr);
}

.page-disclaimer .notice-chain__sum {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  transition: color 0.18s ease, background-color 0.18s ease;
}

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

.page-disclaimer .notice-chain__sum:hover {
  color: var(--cyan-soft);
  background: var(--ink-700);
}

.page-disclaimer .notice-chain__sum:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-disclaimer .notice-chain__badge {
  flex: none;
  padding: 3px 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--line);
}

.page-disclaimer .notice-chain__label {
  flex: 1 1 auto;
}

.page-disclaimer .notice-chain__mark {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-disclaimer .notice-chain__mark::before,
.page-disclaimer .notice-chain__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
}

.page-disclaimer .notice-chain__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-disclaimer .notice-chain__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform 0.2s ease;
}

.page-disclaimer .notice-chain__node[open] .notice-chain__mark::after {
  transform: scaleY(0);
}

.page-disclaimer .notice-chain__panel {
  padding: 0 18px 18px;
  border-top: 1px dashed var(--line);
}

.page-disclaimer .notice-chain__panel p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  opacity: 0.82;
}

.page-disclaimer .notice-chain__panel a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 结尾提示条 ---------- */
.page-disclaimer .notice-callout {
  display: grid;
  gap: 10px;
  margin-top: var(--sp-5);
  padding: var(--sp-3);
  border: 2px solid var(--orange);
  background: linear-gradient(135deg, rgba(255, 106, 31, 0.16), rgba(255, 106, 31, 0.02));
  clip-path: var(--cut-tr);
}

.page-disclaimer .notice-callout__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .notice-callout__text {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(17px, 2.8vw, 23px);
  line-height: 1.5;
  font-weight: 800;
  color: var(--text);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-disclaimer {
    padding: var(--sp-5) 0 var(--sp-6);
  }

  .page-disclaimer .notice-hero {
    padding-top: var(--sp-5);
  }

  .page-disclaimer .notice-strip {
    aspect-ratio: 1400 / 600;
  }

  .page-disclaimer .notice-strip img {
    height: 100%;
  }

  .page-disclaimer .notice-sec {
    padding: var(--sp-4) 0 var(--sp-4);
  }

  .page-disclaimer .notice-sec__body {
    gap: var(--sp-2);
  }

  .page-disclaimer .notice-sec__body p,
  .page-disclaimer .notice-list > li {
    font-size: 17px;
  }

  .page-disclaimer .notice-callout {
    padding: var(--sp-4);
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .notice-hero__lead,
  .page-disclaimer .notice-sec__body {
    max-width: 72ch;
  }

  .page-disclaimer .notice-chain__sum {
    padding: 18px 22px;
  }

  .page-disclaimer .notice-chain__panel {
    padding: 0 22px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .notice-index__link,
  .page-disclaimer .notice-chain__sum,
  .page-disclaimer .notice-chain__mark::after {
    transition: none;
  }
}