.page-disclaimer {
  --disc-gap: clamp(28px, 4vw, 64px);
  --disc-panel: rgba(11, 43, 71, 0.48);
  color: var(--mist-100);
  font-family: var(--font-body);
  padding-inline: clamp(0px, 1vw, 16px);
  padding-bottom: clamp(40px, 6vw, 88px);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .disc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: clamp(18px, 2.6vw, 32px) 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--steel-400);
}

.page-disclaimer .disc-crumb a {
  color: var(--cyan-200);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .disc-crumb a:hover,
.page-disclaimer .disc-crumb a:focus-visible {
  color: var(--cyan-400);
}

.page-disclaimer .disc-crumb [aria-current="page"] {
  color: var(--mist-100);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 3.6vw, 48px) clamp(26px, 4vw, 52px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -12%;
  width: min(620px, 78vw);
  height: min(460px, 52vw);
  pointer-events: none;
  background:
    radial-gradient(circle at 62% 38%, rgba(51, 230, 209, 0.18), transparent 62%),
    radial-gradient(circle at 28% 72%, rgba(255, 107, 53, 0.14), transparent 60%);
  filter: blur(8px);
}

.page-disclaimer .disc-hero__eyebrow {
  position: relative;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan-400);
}

.page-disclaimer .disc-hero__title {
  position: relative;
  margin: 0 0 20px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 6.4vw, 84px);
  line-height: 1.04;
  letter-spacing: -0.005em;
  color: var(--mist-100);
}

.page-disclaimer .disc-hero__title strong {
  font-weight: 700;
  color: var(--cyan-400);
}

.page-disclaimer .disc-hero__lede {
  position: relative;
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--steel-400);
}

.page-disclaimer .disc-hero__index {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-hero__index a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan-200);
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .disc-hero__index a:hover,
.page-disclaimer .disc-hero__index a:focus-visible {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--abyss-950);
}

/* ---------- 双栏说明面板 ---------- */
.page-disclaimer .disc-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--disc-gap);
  padding-block: clamp(28px, 4.4vw, 62px);
}

.page-disclaimer .disc-col {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-content: start;
}

.page-disclaimer .disc-section {
  scroll-margin-top: calc(var(--topbar-h) + 24px);
  padding-block: clamp(20px, 3vw, 34px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-col > .disc-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .disc-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-disclaimer .disc-head__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan-400);
}

.page-disclaimer .disc-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--mist-100);
}

.page-disclaimer .disc-text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel-400);
}

.page-disclaimer .disc-text a,
.page-disclaimer .disc-note a {
  color: var(--cyan-200);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-note {
  margin: 16px 0 0;
  padding: 12px 0 0;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--steel-400);
}

/* ---------- 编号条目 ---------- */
.page-disclaimer .disc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-disclaimer .disc-list__item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 2px 12px;
  padding-block: 13px;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .disc-list__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .disc-list__key {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-disclaimer .disc-list__name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--mist-100);
}

.page-disclaimer .disc-list__text {
  grid-column: 2;
  margin: 5px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--steel-400);
}

.page-disclaimer .disc-list--tight .disc-list__item {
  padding-block: 11px;
}

/* ---------- 更新节奏时间轴 ---------- */
.page-disclaimer .disc-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-disclaimer .disc-timeline__item {
  position: relative;
  padding-left: 26px;
  padding-bottom: 2px;
  border-left: 1px solid var(--line);
  transition: border-color 0.2s var(--ease);
}

.page-disclaimer .disc-timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--abyss-950);
  border: 1px solid var(--cyan-400);
  transform: rotate(45deg);
  transition: background 0.2s var(--ease);
}

.page-disclaimer .disc-timeline__item:hover {
  border-left-color: var(--line-strong);
}

.page-disclaimer .disc-timeline__item:hover::before {
  background: var(--cyan-400);
}

.page-disclaimer .disc-timeline__tag {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lava-500);
}

.page-disclaimer .disc-timeline__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--steel-400);
}

/* ---------- 标签页 ---------- */
.page-disclaimer .disc-tabs {
  margin-top: 6px;
}

.page-disclaimer .disc-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .disc-tab {
  appearance: none;
  -webkit-appearance: none;
  padding: 11px 15px;
  border: 1px solid transparent;
  border-bottom: 0;
  background: transparent;
  color: var(--steel-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .disc-tab:hover {
  color: var(--cyan-200);
}

.page-disclaimer .disc-tab:focus-visible {
  outline: 1px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-disclaimer .disc-tab[aria-selected="true"] {
  background: var(--disc-panel);
  border-color: var(--line-strong);
  color: var(--cyan-200);
}

.page-disclaimer .disc-tabpanel {
  padding-block: 18px 0;
}

.page-disclaimer .disc-tabpanel[hidden] {
  display: none;
}

/* ---------- 勾选列表 ---------- */
.page-disclaimer .disc-checks {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-check {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist-100);
}

.page-disclaimer .disc-check__mark {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--cyan-400);
}

/* ---------- 图与提示 ---------- */
.page-disclaimer .disc-figure {
  margin: 22px 0 0;
}

.page-disclaimer .disc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%);
}

.page-disclaimer .disc-figure__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel-400);
}

.page-disclaimer .disc-tip {
  margin: 18px 0 0;
  padding: 13px 16px;
  border-left: 2px solid var(--lava-500);
  background: linear-gradient(90deg, rgba(255, 107, 53, 0.12), transparent 72%);
  font-size: 14px;
  line-height: 1.74;
  color: var(--mist-100);
}

/* ---------- 内容使用与联系 ---------- */
.page-disclaimer .disc-usage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 44px);
  padding-block: clamp(28px, 4vw, 56px) 0;
  border-top: 1px solid var(--line-strong);
}

.page-disclaimer .disc-usage__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-disclaimer .disc-usage__links .btn {
  text-decoration: none;
}

.page-disclaimer .disc-contact {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: var(--disc-panel);
}

.page-disclaimer .disc-contact__label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan-400);
}

.page-disclaimer .disc-contact__list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .disc-contact__row {
  display: grid;
  gap: 3px;
}

.page-disclaimer .disc-contact__row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel-400);
}

.page-disclaimer .disc-contact__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist-100);
  word-break: break-word;
}

.page-disclaimer .disc-contact__row:last-child dd {
  font-family: var(--font-body);
}

.page-disclaimer .disc-contact__note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel-400);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-columns {
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(36px, 4.6vw, 80px);
    align-items: start;
  }

  .page-disclaimer .disc-col--right {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }

  .page-disclaimer .disc-hero__title {
    max-width: 20ch;
  }

  .page-disclaimer .disc-usage {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .disc-hero {
    padding-block: 56px 60px;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .disc-list__item {
    grid-template-columns: 28px 1fr;
    gap: 2px 8px;
  }

  .page-disclaimer .disc-check {
    grid-template-columns: 15px 1fr;
    gap: 8px;
  }

  .page-disclaimer .disc-usage__links .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-timeline__item,
  .page-disclaimer .disc-timeline__item::before,
  .page-disclaimer .disc-hero__index a,
  .page-disclaimer .disc-tab,
  .page-disclaimer .disc-crumb a {
    transition: none;
  }
}