.page-disclaimer {
  --dc-maxw: 1180px;
  --dc-hair: rgba(201, 207, 201, .14);
  --dc-hair-dark: rgba(7, 22, 19, .14);
  background: var(--ink-950);
  color: var(--concrete-200);
  font-family: var(--font-body);
}

.page-disclaimer .container {
  max-width: var(--dc-maxw);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .dc-hero {
  position: relative;
  padding: clamp(132px, 19vh, 200px) 0 clamp(40px, 6vw, 68px);
  border-bottom: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .dc-hero__media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: .3;
  filter: saturate(.7) contrast(1.05);
}

.page-disclaimer .dc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 78% 10%, var(--glow-cyan), transparent 62%),
    linear-gradient(180deg, rgba(7, 22, 19, .56) 0%, rgba(7, 22, 19, .88) 58%, var(--ink-950) 100%);
}

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

.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(28px, 5vw, 56px);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--concrete-500);
}

.page-disclaimer .crumbs a {
  color: var(--concrete-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--neon-400);
  border-bottom-color: var(--neon-400);
  outline: none;
}

.page-disclaimer .crumbs__item:last-child {
  color: var(--concrete-200);
}

.page-disclaimer .crumbs__sep {
  color: rgba(110, 118, 113, .7);
}

.page-disclaimer .dc-hero__annot {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--neon-400);
}

.page-disclaimer .dc-hero__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(56px, 13vw, 128px);
  line-height: .88;
  letter-spacing: -.02em;
  color: var(--paint-050);
}

.page-disclaimer .dc-hero__lead {
  max-width: 38em;
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--signal-500);
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--concrete-200);
}

/* ---------- 规则目录 ---------- */

.page-disclaimer .dc-toc {
  position: sticky;
  top: calc(var(--capsule-h) + var(--header-pad) * 2 + 8px);
  z-index: 15;
  background: rgba(9, 26, 22, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-toc__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-disclaimer .dc-toc__label {
  flex: none;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--concrete-500);
}

.page-disclaimer .dc-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 2px 2px 4px;
  list-style: none;
  overflow-x: auto;
}

.page-disclaimer .dc-toc__list li {
  flex: none;
}

.page-disclaimer .dc-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border: 1px solid var(--dc-hair);
  border-radius: 999px;
  color: var(--concrete-200);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .16s var(--ease), color .16s var(--ease), background-color .16s var(--ease);
}

.page-disclaimer .dc-toc__list a:hover,
.page-disclaimer .dc-toc__list a:focus-visible {
  border-color: var(--neon-400);
  color: var(--neon-400);
  background: rgba(47, 232, 198, .07);
  outline: none;
}

.page-disclaimer .dc-toc__num {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--signal-500);
}

/* ---------- 章节 ---------- */

.page-disclaimer .dc-section {
  position: relative;
  padding: clamp(48px, 7.5vw, 92px) 0;
  border-top: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-section--light {
  background: var(--paint-050);
  color: var(--ink-950);
  border-top-color: transparent;
}

.page-disclaimer .dc-chapter {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.page-disclaimer .dc-chapter__num {
  flex: none;
  padding: 5px 12px;
  background: var(--signal-500);
  color: var(--ink-950);
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 9px 100%, 0 calc(100% - 9px));
}

.page-disclaimer .dc-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4.2vw, 44px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--paint-050);
}

.page-disclaimer .dc-section--light .dc-chapter__title {
  color: var(--ink-950);
}

.page-disclaimer .dc-section__lead {
  max-width: 40em;
  margin: 0 0 clamp(28px, 4vw, 44px);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--concrete-200);
}

.page-disclaimer .dc-section--light .dc-section__lead {
  color: rgba(7, 22, 19, .76);
}

/* ---------- 时间轴 ---------- */

.page-disclaimer .dc-timeline {
  margin: 0 0 clamp(34px, 5vw, 52px);
  padding: 0 0 10px;
  overflow-x: auto;
}

.page-disclaimer .dc-timeline svg {
  display: block;
  width: 100%;
  min-width: 540px;
  height: auto;
}

.page-disclaimer .dc-timeline__axis {
  stroke: var(--line-strong);
  stroke-width: 2;
  stroke-dasharray: 3 8;
}

.page-disclaimer .dc-timeline__node circle {
  fill: var(--ink-950);
  stroke: var(--neon-400);
  stroke-width: 2;
}

.page-disclaimer .dc-timeline__node text {
  font-family: var(--font-data);
  font-size: 14px;
  fill: var(--concrete-200);
}

.page-disclaimer .dc-timeline__node .dc-timeline__tag {
  font-size: 12px;
  letter-spacing: .06em;
  fill: var(--concrete-500);
}

.page-disclaimer .dc-timeline__node--signal circle {
  fill: var(--signal-500);
  stroke: var(--signal-500);
}

.page-disclaimer .dc-timeline__node--signal text {
  fill: var(--signal-500);
}

/* ---------- 规则块 ---------- */

.page-disclaimer .dc-rules {
  display: grid;
}

.page-disclaimer .dc-rule {
  position: relative;
  padding: clamp(18px, 2.4vw, 24px) 0 clamp(18px, 2.4vw, 24px) 20px;
  border-bottom: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-section--light .dc-rule {
  border-bottom-color: var(--dc-hair-dark);
}

.page-disclaimer .dc-rule:first-child {
  border-top: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-section--light .dc-rule:first-child {
  border-top-color: var(--dc-hair-dark);
}

.page-disclaimer .dc-rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(20px, 2.6vw, 26px);
  bottom: clamp(20px, 2.6vw, 26px);
  width: 2px;
  background: var(--concrete-500);
  opacity: .5;
  transition: width .18s var(--ease), background-color .18s var(--ease), opacity .18s var(--ease);
}

.page-disclaimer .dc-rule:hover::before,
.page-disclaimer .dc-rule:focus-within::before {
  width: 5px;
  background: var(--signal-500);
  opacity: 1;
}

.page-disclaimer .dc-rule__head {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.5;
  color: var(--paint-050);
}

.page-disclaimer .dc-section--light .dc-rule__head {
  color: var(--ink-950);
}

.page-disclaimer .dc-rule__text {
  max-width: 44em;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--concrete-200);
}

.page-disclaimer .dc-section--light .dc-rule__text {
  color: rgba(7, 22, 19, .76);
}

.page-disclaimer .dc-rule__text a,
.page-disclaimer .dc-contact__note a {
  color: var(--neon-400);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color .16s var(--ease);
}

.page-disclaimer .dc-rule__text a:hover,
.page-disclaimer .dc-rule__text a:focus-visible,
.page-disclaimer .dc-contact__note a:hover,
.page-disclaimer .dc-contact__note a:focus-visible {
  color: var(--paint-050);
  outline: none;
}

.page-disclaimer .dc-section--light .dc-rule__text a {
  color: var(--turf-700);
}

.page-disclaimer .dc-section--light .dc-rule__text a:hover,
.page-disclaimer .dc-section--light .dc-rule__text a:focus-visible {
  color: var(--signal-600);
}

/* ---------- 反馈清单 ---------- */

.page-disclaimer .dc-checklist {
  display: grid;
  gap: 10px;
  margin: 0 0 clamp(26px, 4vw, 42px);
  padding: 0;
  list-style: none;
  max-width: 46em;
}

.page-disclaimer .dc-checklist li {
  position: relative;
  padding-left: 26px;
  font-size: 15.5px;
  line-height: 1.7;
  color: rgba(7, 22, 19, .82);
}

.page-disclaimer .dc-checklist li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: .58em;
  width: 9px;
  height: 9px;
  border: 1.5px solid var(--signal-500);
  transform: rotate(45deg);
}

/* ---------- 联系信息 ---------- */

.page-disclaimer .dc-contact {
  display: grid;
  gap: 1px;
  margin: clamp(30px, 4.5vw, 46px) 0 18px;
  padding: 1px;
  background: var(--dc-hair);
  border: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 14px 18px;
  background: var(--ink-950);
}

.page-disclaimer .dc-contact__key {
  flex: none;
  width: 92px;
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--concrete-500);
}

.page-disclaimer .dc-contact__val {
  margin: 0;
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paint-050);
  word-break: break-word;
}

.page-disclaimer .dc-contact__note {
  max-width: 46em;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--concrete-500);
}

/* ---------- 响应式 ---------- */

@media (max-width: 860px) {
  .page-disclaimer .dc-toc {
    position: static;
  }

  .page-disclaimer .dc-toc__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-disclaimer .dc-toc__list {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .page-disclaimer .dc-hero {
    padding-top: clamp(118px, 17vh, 150px);
  }

  .page-disclaimer .dc-hero__lead {
    padding-left: 13px;
    border-left-width: 2px;
  }

  .page-disclaimer .dc-contact__key {
    width: 100%;
  }

  .page-disclaimer .dc-contact__row {
    padding: 13px 15px;
  }

  .page-disclaimer .dc-rule {
    padding-left: 16px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .dc-timeline {
    overflow: visible;
  }

  .page-disclaimer .dc-timeline svg {
    min-width: 0;
  }
}