.page-disclaimer {
  --pd-gutter: 104px;
  --pd-body: 66ch;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dl-hero {
  position: relative;
  padding: clamp(22px, 4vw, 40px) 0 clamp(22px, 3.4vw, 38px);
  border-bottom: 1px solid var(--kt-line);
  background-image:
    linear-gradient(180deg, rgba(16, 30, 56, 0.92), rgba(10, 20, 40, 0) 78%),
    repeating-linear-gradient(90deg, rgba(30, 58, 95, 0.42) 0 1px, transparent 1px 92px);
}

.page-disclaimer .dl-hero__grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(20px, 3.2vw, 34px);
}

.page-disclaimer .dl-hero__title {
  margin: 10px 0 0;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--kt-ice);
}

.page-disclaimer .dl-hero__lead {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--kt-mute);
}

.page-disclaimer .dl-hero__live {
  position: relative;
  padding: 16px 18px 18px;
  border: 1px solid var(--kt-line);
  border-left: 3px solid var(--kt-cyan);
  background: var(--kt-board);
  box-shadow: var(--kt-hard);
}

.page-disclaimer .dl-live__num {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 6px 0 0;
  font-size: clamp(2.2rem, 8vw, 3rem);
  font-weight: 700;
  color: var(--kt-cyan);
  line-height: 1;
}

.page-disclaimer .dl-live__unit {
  font-size: 0.9rem;
  color: var(--kt-mute);
  font-family: var(--kt-font-sans);
  font-weight: 500;
}

.page-disclaimer .dl-hero__note {
  margin: 10px 0 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--kt-mute);
}

/* ---------- 章节跳转 ---------- */
.page-disclaimer .dl-jump {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 40px);
  border: 1px solid var(--kt-line);
  background: var(--kt-line);
}

.page-disclaimer .dl-jump__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  background: var(--kt-void);
  color: var(--kt-ice);
  font-size: 0.88rem;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-disclaimer .dl-jump__item .kt-mono {
  font-size: 0.72rem;
  color: var(--kt-cyan);
}

.page-disclaimer .dl-jump__item:hover {
  background: var(--kt-board);
  color: var(--kt-orange-soft);
}

.page-disclaimer .dl-jump__item:focus-visible {
  outline: 2px solid var(--kt-orange);
  outline-offset: -2px;
  color: var(--kt-orange-soft);
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .dl-sec {
  position: relative;
  padding: clamp(30px, 5vw, 60px) 0 clamp(24px, 4vw, 46px);
}

.page-disclaimer .dl-sec::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 9px;
  border-top: 1px solid var(--kt-line);
  background-image: repeating-linear-gradient(to right, var(--kt-line) 0 1px, transparent 1px 22px);
  background-repeat: no-repeat;
  background-position: bottom left;
  background-size: 100% 8px;
}

.page-disclaimer .dl-sec__grid {
  display: grid;
  gap: clamp(12px, 2vw, 24px);
}

.page-disclaimer .dl-sec__body {
  max-width: var(--pd-body);
  min-width: 0;
}

.page-disclaimer .dl-sec__index {
  order: -1;
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  line-height: 1;
  color: rgba(41, 240, 208, 0.24);
  letter-spacing: 0.04em;
}

.page-disclaimer .dl-sec__title {
  margin: 10px 0 0;
  font-size: clamp(1.3rem, 3.4vw, 1.85rem);
  line-height: 1.3;
  color: var(--kt-ice);
  letter-spacing: 0.01em;
}

.page-disclaimer .dl-sec__lead {
  margin: clamp(12px, 2vw, 18px) 0 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--kt-mute);
}

/* ---------- 要点列表 ---------- */
.page-disclaimer .dl-list {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .dl-list__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: start;
  gap: 0 12px;
  padding: 13px 14px 13px 12px;
  border-left: 2px solid var(--kt-line);
  background: linear-gradient(90deg, rgba(16, 30, 56, 0.75), rgba(16, 30, 56, 0));
  transition: border-color 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.page-disclaimer .dl-list__item:hover,
.page-disclaimer .dl-list__item:focus-within {
  border-left-color: var(--kt-cyan);
  background: linear-gradient(90deg, rgba(41, 240, 208, 0.12), rgba(16, 30, 56, 0));
  transform: translateX(2px);
}

.page-disclaimer .dl-list__no {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--kt-cyan);
  padding-top: 4px;
}

.page-disclaimer .dl-list__no::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--kt-cyan);
  flex: none;
}

.page-disclaimer .dl-list__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--kt-mute);
}

.page-disclaimer .dl-list__text strong {
  color: var(--kt-ice);
  font-weight: 600;
}

.page-disclaimer .dl-inline {
  color: var(--kt-orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .dl-inline:hover,
.page-disclaimer .dl-inline:focus-visible {
  color: var(--kt-cyan);
  outline: none;
}

/* ---------- 节奏条形 ---------- */
.page-disclaimer .dl-bars {
  display: grid;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 26px);
  padding: clamp(14px, 2vw, 20px);
  border: 1px solid var(--kt-line);
  background: var(--kt-board);
}

.page-disclaimer .dl-bars__row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  align-items: center;
  gap: 6px 12px;
}

.page-disclaimer .dl-bars__name {
  font-size: 0.84rem;
  color: var(--kt-ice);
}

.page-disclaimer .dl-bars__track {
  position: relative;
  height: 12px;
  border: 1px solid var(--kt-line);
  background-image: repeating-linear-gradient(90deg, rgba(30, 58, 95, 0.7) 0 1px, transparent 1px 16px);
  background-color: rgba(30, 58, 95, 0.22);
}

.page-disclaimer .dl-bars__fill {
  display: block;
  height: 100%;
}

.page-disclaimer .dl-bars__fill--a {
  width: 36%;
  background: var(--kt-cyan-deep);
}

.page-disclaimer .dl-bars__fill--b {
  width: 100%;
  background: var(--kt-orange);
}

.page-disclaimer .dl-bars__fill--c {
  width: 8%;
  background: var(--kt-cyan);
}

.page-disclaimer .dl-bars__val {
  grid-column: 2;
  font-size: 0.78rem;
  color: var(--kt-cyan);
}

/* ---------- 图像 ---------- */
.page-disclaimer .dl-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-disclaimer .dl-figure .kt-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--kt-line);
  background: var(--kt-board);
}

.page-disclaimer .dl-figure .kt-figure__cap {
  margin-top: 10px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--kt-mute);
}

/* ---------- 折叠区 ---------- */
.page-disclaimer .dl-fold {
  margin-top: clamp(20px, 2.8vw, 28px);
  border: 1px solid var(--kt-line);
  background: var(--kt-board);
}

.page-disclaimer .dl-fold__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  font-size: 0.92rem;
  color: var(--kt-cyan);
  list-style: none;
}

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

.page-disclaimer .dl-fold__sum::after {
  content: "＋";
  font-family: var(--kt-font-mono);
  font-size: 0.95rem;
  color: var(--kt-orange-soft);
}

.page-disclaimer .dl-fold[open] .dl-fold__sum {
  border-bottom: 1px solid var(--kt-line);
}

.page-disclaimer .dl-fold[open] .dl-fold__sum::after {
  content: "－";
}

.page-disclaimer .dl-fold__sum:focus-visible {
  outline: 2px solid var(--kt-orange);
  outline-offset: -2px;
}

.page-disclaimer .dl-fold__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dl-fold__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 16px;
  border-top: 1px solid rgba(30, 58, 95, 0.6);
}

.page-disclaimer .dl-fold__row:first-child {
  border-top: 0;
}

.page-disclaimer .dl-fold__row p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--kt-mute);
}

.page-disclaimer .dl-fold__tag {
  display: inline-block;
  align-self: start;
  padding: 3px 8px;
  font-size: 0.72rem;
  color: var(--kt-void);
  background: var(--kt-cyan);
  letter-spacing: 0.04em;
}

/* ---------- 返回区 ---------- */
.page-disclaimer .dl-return {
  padding: clamp(24px, 4vw, 48px) 0 clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--kt-line);
}

.page-disclaimer .dl-return__box {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--kt-line);
  border-left: 4px solid var(--kt-orange);
  background:
    linear-gradient(135deg, rgba(255, 107, 44, 0.1), rgba(16, 30, 56, 0.95) 55%),
    var(--kt-board);
  box-shadow: var(--kt-hard-lg);
}

.page-disclaimer .dl-return__title {
  margin: 0;
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  color: var(--kt-ice);
  line-height: 1.35;
}

.page-disclaimer .dl-return__text {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--kt-mute);
}

.page-disclaimer .dl-return__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(16px, 2.4vw, 24px);
}

/* ---------- 浮动返回顶部 ---------- */
.page-disclaimer .dl-totop {
  position: fixed;
  right: clamp(12px, 2vw, 26px);
  bottom: 148px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 13px;
  border: 1px solid var(--kt-orange);
  background: rgba(6, 12, 22, 0.94);
  color: var(--kt-orange-soft);
  font-size: 0.8rem;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .dl-totop:hover,
.page-disclaimer .dl-totop:focus-visible {
  background: var(--kt-orange);
  color: var(--kt-void);
  border-color: var(--kt-orange-soft);
  outline: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dl-bars__row {
    grid-template-columns: 120px minmax(0, 1fr) 110px;
  }

  .page-disclaimer .dl-bars__val {
    grid-column: auto;
    text-align: right;
  }

  .page-disclaimer .dl-fold__row {
    grid-template-columns: 84px minmax(0, 1fr);
    align-items: start;
    gap: 0 16px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dl-hero__grid {
    grid-template-columns: minmax(0, 1fr) 264px;
    align-items: end;
  }

  .page-disclaimer .dl-sec__grid {
    grid-template-columns: minmax(0, 1fr) var(--pd-gutter);
    align-items: start;
  }

  .page-disclaimer .dl-sec__index {
    order: 0;
    position: sticky;
    top: 96px;
    text-align: right;
    font-size: 2.6rem;
  }
}

@media (max-width: 700px) {
  .page-disclaimer .dl-totop {
    bottom: 96px;
    right: 12px;
    font-size: 0.75rem;
  }

  .page-disclaimer .dl-list__item {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 0 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dl-list__item,
  .page-disclaimer .dl-jump__item,
  .page-disclaimer .dl-totop {
    transition: none;
  }

  .page-disclaimer .dl-list__item:hover,
  .page-disclaimer .dl-list__item:focus-within {
    transform: none;
  }
}