.page-disclaimer {
  --tx-max: 980px;
  --dc-measure: 66ch;
  background: var(--tx-night);
  color: var(--tx-ice);
  font-family: var(--tx-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2rem, 7vw, 3.4rem) 0 clamp(2.4rem, 7vw, 4.4rem);
  background:
    radial-gradient(125% 95% at 86% 6%, rgba(0, 229, 255, 0.16) 0%, rgba(0, 229, 255, 0) 58%),
    linear-gradient(152deg, var(--tx-blue) 0%, var(--tx-night) 54%, var(--tx-teal) 100%);
  border-bottom: 1px solid var(--tx-line);
}

.page-disclaimer .dc-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.16;
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-disclaimer .dc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(30, 74, 122, 0.42) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 74, 122, 0.42) 1px, transparent 1px);
  background-size: clamp(36px, 7vw, 72px) clamp(36px, 7vw, 72px);
  -webkit-mask-image: radial-gradient(132% 112% at 18% 0%, #000 6%, transparent 80%);
  mask-image: radial-gradient(132% 112% at 18% 0%, #000 6%, transparent 80%);
}

.page-disclaimer .dc-hero__cut {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: -1;
  width: min(50vw, 560px);
  height: clamp(46px, 9vw, 128px);
  pointer-events: none;
  background: linear-gradient(100deg, rgba(0, 229, 255, 0) 0%, rgba(0, 229, 255, 0.22) 46%, rgba(255, 107, 26, 0.3) 100%);
  clip-path: polygon(20% 100%, 100% 0%, 100% 100%);
}

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

.page-disclaimer .dc-hero__title {
  margin: 0.6rem 0 0;
  max-width: 20ch;
  font-family: var(--tx-display);
  font-weight: 200;
  font-size: clamp(1.9rem, 7vw, 4.1rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--tx-ice);
}

.page-disclaimer .dc-hero__lead {
  margin: 1.15rem 0 0;
  max-width: 58ch;
  font-size: clamp(0.94rem, 2.6vw, 1.0625rem);
  line-height: 1.9;
  color: var(--tx-steel);
  overflow-wrap: anywhere;
}

/* ---------- 索引条 ---------- */
.page-disclaimer .dc-index {
  background: linear-gradient(90deg, rgba(36, 20, 71, 0.85) 0%, rgba(6, 21, 46, 0.95) 58%, rgba(14, 59, 58, 0.72) 100%);
  border-bottom: 1px solid var(--tx-line);
}

.page-disclaimer .dc-index__list {
  display: flex;
  gap: 0.35rem;
  margin: 0;
  padding: 0.6rem 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dc-index__list li {
  flex: 0 0 auto;
}

.page-disclaimer .dc-index__link {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--tx-steel);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--tx-ease), background 0.2s var(--tx-ease), border-color 0.2s var(--tx-ease);
}

.page-disclaimer .dc-index__link:hover,
.page-disclaimer .dc-index__link:focus-visible {
  color: var(--tx-cyan);
  border-color: rgba(0, 229, 255, 0.45);
  background: rgba(0, 229, 255, 0.08);
}

.page-disclaimer .dc-index__link[aria-current] {
  color: var(--tx-night);
  background: var(--tx-cyan);
  border-color: var(--tx-cyan);
  font-weight: 500;
}

/* ---------- 章节 ---------- */
.page-disclaimer .dc-section {
  padding: clamp(2.2rem, 7vw, 3.8rem) 0;
  border-top: 1px solid rgba(30, 74, 122, 0.5);
  background: var(--tx-night);
  scroll-margin-top: 6rem;
}

.page-disclaimer .dc-section:first-of-type {
  border-top: 0;
}

.page-disclaimer .dc-section--teal {
  background: linear-gradient(180deg, rgba(14, 59, 58, 0.55) 0%, rgba(6, 21, 46, 0) 100%);
}

.page-disclaimer .dc-section--wine {
  background: linear-gradient(180deg, rgba(74, 18, 48, 0.45) 0%, rgba(6, 21, 46, 0) 100%);
}

.page-disclaimer .dc-section--violet {
  background: linear-gradient(180deg, rgba(36, 20, 71, 0.6) 0%, rgba(6, 21, 46, 0) 100%);
}

.page-disclaimer .dc-section__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.5rem;
}

.page-disclaimer .dc-num {
  display: block;
  font-family: var(--tx-display);
  font-weight: 200;
  font-size: clamp(2.6rem, 13vw, 3.6rem);
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.5);
  user-select: none;
}

@supports not (-webkit-text-stroke: 1px #000) {
  .page-disclaimer .dc-num {
    color: rgba(0, 229, 255, 0.35);
  }
}

.page-disclaimer .dc-title {
  margin: 0 0 0.95rem;
  font-family: var(--tx-body);
  font-size: clamp(1.15rem, 3.8vw, 1.5rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--tx-ice);
}

.page-disclaimer .dc-title::before {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  margin-bottom: 0.75rem;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--tx-cyan), var(--tx-orange));
}

.page-disclaimer .dc-body {
  max-width: var(--dc-measure);
  overflow-wrap: anywhere;
}

.page-disclaimer .dc-body--after {
  margin-top: 1.1rem;
}

.page-disclaimer .dc-body p {
  margin: 0 0 1.05em;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--tx-steel);
}

.page-disclaimer .dc-body > p:first-child {
  color: var(--tx-ice);
  font-size: 1.0625rem;
}

.page-disclaimer .dc-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-body a {
  color: var(--tx-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  transition: color 0.2s var(--tx-ease), border-color 0.2s var(--tx-ease);
}

.page-disclaimer .dc-body a:hover,
.page-disclaimer .dc-body a:focus-visible {
  color: var(--tx-orange);
  border-bottom-color: var(--tx-orange);
}

/* ---------- 授权清单 ---------- */
.page-disclaimer .dc-rules {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
  max-width: var(--dc-measure);
}

.page-disclaimer .dc-rules li {
  position: relative;
  padding: 0.72rem 1rem 0.72rem 2.35rem;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--tx-ice);
  background: linear-gradient(90deg, rgba(74, 18, 48, 0.7) 0%, rgba(74, 18, 48, 0.12) 100%);
  border-left: 2px solid var(--tx-orange);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-disclaimer .dc-rules li::before {
  content: "✕";
  position: absolute;
  left: 0.9rem;
  top: 0.72rem;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--tx-orange);
}

/* ---------- 尾部 ---------- */
.page-disclaimer .dc-tail {
  border-top: 1px solid var(--tx-line);
  background: linear-gradient(90deg, rgba(36, 20, 71, 0.82) 0%, rgba(6, 21, 46, 0.96) 100%);
}

.page-disclaimer .dc-tail__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem 1.5rem;
  padding-top: clamp(1.3rem, 4vw, 2.1rem);
  padding-bottom: calc(clamp(1.3rem, 4vw, 2.1rem) + var(--tx-subbar-h));
}

.page-disclaimer .dc-tail__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--tx-steel);
}

.page-disclaimer .dc-tail__top {
  text-decoration: none;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 860px) {
  .page-disclaimer .dc-hero {
    padding-top: clamp(3rem, 6vw, 5rem);
    padding-bottom: clamp(3rem, 6vw, 5rem);
  }

  .page-disclaimer .dc-hero__title {
    max-width: 17ch;
  }

  .page-disclaimer .dc-section__inner {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 0 clamp(2rem, 5vw, 3.6rem);
    align-items: start;
  }

  .page-disclaimer .dc-num {
    font-size: clamp(3.6rem, 5.4vw, 4.4rem);
    padding-top: 0.15rem;
  }

  .page-disclaimer .dc-section {
    padding: clamp(2.8rem, 4.6vw, 4.6rem) 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-index__link,
  .page-disclaimer .dc-body a {
    transition: none;
  }
}