.page-disclaimer {
  --inst-cut: 16px;
  --inst-line: rgba(39, 73, 111, 0.55);
  --inst-line-strong: rgba(39, 73, 111, 0.9);
  --inst-gap: clamp(22px, 4.2vw, 48px);
  --inst-orange-deep: #B4440C;
  display: block;
  overflow-x: clip;
  background:
    radial-gradient(1100px 620px at 88% -10%, rgba(18, 42, 74, 0.9), transparent 68%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 46%, var(--ink) 100%);
  color: var(--ice);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  padding-top: clamp(16px, 3vw, 28px);
}
.page-disclaimer .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mute);
}
.page-disclaimer .crumbs__item + .crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-disclaimer .crumbs__link {
  color: var(--mute);
  text-decoration: none;
}
.page-disclaimer .crumbs__link:hover {
  color: var(--orange-2);
}
.page-disclaimer .crumbs__current {
  color: var(--ice);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .inst-hero {
  position: relative;
  padding: clamp(26px, 5vw, 54px) 0 0;
}
.page-disclaimer .inst-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(39, 73, 111, 0.26) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(39, 73, 111, 0.26) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 84%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 84%);
  pointer-events: none;
}
.page-disclaimer .inst-hero > .wrap {
  position: relative;
  z-index: 1;
}
.page-disclaimer .inst-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}
.page-disclaimer .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange-2);
}
.page-disclaimer .inst-hero__intro h1 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 15ch;
  font-size: clamp(2.1rem, 6.2vw, 4.2rem);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ice);
  overflow-wrap: break-word;
}
.page-disclaimer .inst-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(1rem, 0.4vw + 0.9rem, 1.1rem);
  line-height: 1.85;
  color: rgba(232, 241, 248, 0.82);
}

.page-disclaimer .inst-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--inst-line);
  border: 1px solid var(--inst-line);
}
.page-disclaimer .inst-hero__facts > li {
  background: rgba(10, 20, 32, 0.92);
  padding: 16px 18px;
}
.page-disclaimer .inst-facts__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1.1;
  color: var(--orange);
}
.page-disclaimer .inst-facts__num--plus::after {
  content: "+";
  margin-left: 2px;
  font-size: 0.7em;
  color: var(--orange-2);
}
.page-disclaimer .inst-facts__label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mute);
}

/* ---------- 条款索引板 ---------- */
.page-disclaimer .inst-toc {
  border: 1px solid var(--inst-line-strong);
  background: linear-gradient(180deg, rgba(18, 42, 74, 0.96), rgba(10, 20, 32, 0.96));
  padding: clamp(18px, 2.6vw, 26px);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}
.page-disclaimer .inst-toc__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--inst-line);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ice);
}
.page-disclaimer .index-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--orange);
  padding: 3px 8px;
}
.page-disclaimer .inst-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .inst-toc__list li + li {
  border-top: 1px dashed rgba(39, 73, 111, 0.6);
}
.page-disclaimer .inst-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(232, 241, 248, 0.86);
  text-decoration: none;
  transition: color 0.18s var(--ease), transform 0.18s var(--ease);
}
.page-disclaimer .inst-toc__list a:hover,
.page-disclaimer .inst-toc__list a:focus-visible {
  color: var(--orange-2);
  transform: translateX(4px);
}
.page-disclaimer .inst-toc__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}
.page-disclaimer .inst-toc__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 条款面板 ---------- */
.page-disclaimer .inst-block {
  margin-top: var(--inst-gap);
}
.page-disclaimer .inst-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 20px);
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--inst-line);
  background: linear-gradient(180deg, rgba(18, 42, 74, 0.92), rgba(10, 20, 32, 0.94));
  clip-path: polygon(0 0, calc(100% - var(--inst-cut)) 0, 100% var(--inst-cut), 100% 100%, 0 100%);
}
.page-disclaimer .inst-clause--paper {
  background: var(--paper);
  border-color: var(--paper-2);
  color: var(--ink-text);
}
.page-disclaimer .inst-clause__no {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--orange);
}
.page-disclaimer .inst-clause--paper .inst-clause__no {
  color: var(--inst-orange-deep);
}
.page-disclaimer .inst-clause__title {
  margin: 0 0 14px;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ice);
}
.page-disclaimer .inst-clause--paper .inst-clause__title {
  color: var(--ink-text);
}
.page-disclaimer .inst-clause__body p {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(232, 241, 248, 0.82);
}
.page-disclaimer .inst-clause--paper .inst-clause__body p {
  color: var(--ink-text-soft);
}
.page-disclaimer .inst-clause__body p:last-child {
  margin-bottom: 0;
}

/* 提示框 */
.page-disclaimer .inst-callout {
  margin-top: 4px;
  padding: 14px 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ice);
  background: rgba(255, 106, 26, 0.1);
  border: 1px solid rgba(255, 106, 26, 0.5);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.page-disclaimer .inst-clause--paper .inst-callout {
  color: var(--ink-text);
  background: rgba(255, 106, 26, 0.12);
  border-color: rgba(180, 68, 12, 0.5);
}

/* 条目列表 */
.page-disclaimer .inst-rules {
  display: grid;
  gap: 1px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  background: rgba(39, 73, 111, 0.5);
  border: 1px solid rgba(39, 73, 111, 0.5);
}
.page-disclaimer .inst-rules > li {
  padding: 14px 16px;
  background: rgba(10, 20, 32, 0.86);
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(232, 241, 248, 0.85);
}
.page-disclaimer .inst-rules b {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange-2);
}
.page-disclaimer .inst-clause--paper .inst-rules {
  background: var(--paper-2);
  border-color: var(--paper-2);
}
.page-disclaimer .inst-clause--paper .inst-rules > li {
  background: rgba(255, 255, 255, 0.58);
  color: var(--ink-text-soft);
}
.page-disclaimer .inst-clause--paper .inst-rules b {
  color: var(--inst-orange-deep);
}

/* 图文与信息图 */
.page-disclaimer .inst-figure {
  margin: clamp(20px, 3vw, 28px) 0 0;
  border: 1px solid var(--inst-line);
  background: rgba(10, 20, 32, 0.78);
}
.page-disclaimer .inst-figure .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-disclaimer .inst-figure .media-frame__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--inst-line);
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--mute);
}

.page-disclaimer .inst-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 32px);
}
.page-disclaimer .inst-diagram {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--paper-2);
}
.page-disclaimer .inst-diagram text {
  font-family: var(--font-sans);
}
.page-disclaimer .dg-title {
  font-size: 22px;
  font-weight: 800;
  fill: #FF6A1A;
}
.page-disclaimer .dg-title--green {
  fill: #2FBF71;
}
.page-disclaimer .dg-sub {
  font-size: 13px;
  fill: #7C93AC;
}
.page-disclaimer .dg-item {
  font-size: 15px;
  fill: #E8F1F8;
}
.page-disclaimer .dg-foot {
  font-size: 12px;
  fill: #7C93AC;
}

/* 示例标注 */
.page-disclaimer .inst-sample {
  margin: 4px 0 16px;
  padding: 15px 18px;
  background: #101E2E;
  border-left: 3px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-disclaimer .inst-mail {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--inst-orange-deep);
  overflow-wrap: anywhere;
}

/* ---------- 页尾分流 ---------- */
.page-disclaimer .inst-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: clamp(30px, 4.5vw, 52px);
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--inst-line-strong);
  background: linear-gradient(120deg, rgba(18, 42, 74, 0.95), rgba(10, 20, 32, 0.95) 68%);
  clip-path: polygon(0 0, calc(100% - var(--inst-cut)) 0, 100% var(--inst-cut), 100% 100%, 0 100%);
}
.page-disclaimer .inst-actions__text {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(232, 241, 248, 0.86);
}
.page-disclaimer .inst-actions__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.page-disclaimer .inst-actions__btns .btn {
  text-decoration: none;
  white-space: nowrap;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .inst-actions {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-disclaimer .inst-actions__btns {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .inst-clause {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: clamp(18px, 2.4vw, 32px);
  }
  .page-disclaimer .inst-clause__no {
    padding-top: 6px;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .inst-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-disclaimer .inst-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.94fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .inst-toc__list a {
    transition: none;
  }
  .page-disclaimer .inst-toc__list a:hover,
  .page-disclaimer .inst-toc__list a:focus-visible {
    transform: none;
  }
}