.page-disclaimer {
  --pd-cut: 18px;
  --pd-text-soft: rgba(234, 246, 247, 0.8);
  --pd-text-dim: rgba(234, 246, 247, 0.72);
  background: var(--c-space);
  color: var(--c-white);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer h1,
.page-disclaimer h2,
.page-disclaimer h3 {
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0;
}

.page-disclaimer a {
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-disclaimer a:focus-visible,
.page-disclaimer .clause:focus-within {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
}

/* 面包屑前置带 */
.page-disclaimer__crumb {
  padding: clamp(14px, 2.6vw, 24px) 0 0;
  background: var(--c-space);
}

.page-disclaimer__crumb .breadcrumb {
  margin: 0;
}

/* 首屏 */
.page-disclaimer__hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px) 0 clamp(34px, 6vw, 68px);
  background: var(--c-space);
}

.page-disclaimer__hero-art {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer__hero-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-disclaimer__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(105deg, rgba(7, 26, 47, 0.97) 0%, rgba(7, 26, 47, 0.88) 44%, rgba(7, 26, 47, 0.32) 100%),
    linear-gradient(0deg, var(--c-space) 0%, rgba(7, 26, 47, 0) 42%);
}

.page-disclaimer__hero-inner {
  position: relative;
  z-index: 2;
  max-width: 880px;
}

.page-disclaimer h1 {
  margin-top: 14px;
  font-size: clamp(30px, 6vw, 60px);
  line-height: 1.06;
  max-width: 20ch;
  color: var(--c-white);
}

.page-disclaimer__lead {
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--pd-text-soft);
}

.page-disclaimer__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

/* 段落速查条 */
.page-disclaimer__steps {
  padding: 12px 0;
  background: var(--c-ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stepbar {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin: 0;
  padding: 2px 0 4px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.stepbar__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.stepbar__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(7, 26, 47, 0.55);
  color: var(--c-white);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
}

.stepbar__link:hover {
  border-color: var(--c-cyan);
  background: rgba(24, 214, 200, 0.14);
  transform: translateY(-2px);
}

.stepbar__link:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
}

.stepbar__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.stepbar__link:hover .stepbar__num {
  color: var(--c-lime);
}

/* 条款区块 */
.page-disclaimer .dsection {
  padding: clamp(34px, 6vw, 72px) 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dsection:last-of-type {
  border-bottom: 0;
}

.dsection__grid {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
}

.dsection__head {
  min-width: 0;
}

.dsection__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: clamp(38px, 7vw, 74px);
  font-weight: 500;
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--c-cyan);
}

.dsection__title {
  font-size: clamp(21px, 3.4vw, 31px);
  color: var(--c-white);
}

.dsection__kicker {
  margin: 10px 0 0;
  max-width: 36ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-slate);
}

.dsection__body {
  min-width: 0;
}

.dsection__body > * + * {
  margin-top: clamp(16px, 2.2vw, 22px);
}

.page-disclaimer .dsection__body a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 1px;
}

.page-disclaimer .dsection__body a:hover {
  color: var(--c-lime);
  border-color: var(--c-lime);
}

.dsection__note {
  margin: 0;
  padding: 12px 0 12px 15px;
  border-left: 2px solid var(--c-orange);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pd-text-dim);
}

/* 条款卡 */
.clause-list {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.clause {
  padding: 17px 20px 19px;
  background: rgba(13, 43, 69, 0.6);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(0 0, calc(100% - var(--pd-cut)) 0, 100% var(--pd-cut), 100% 100%, 0 100%);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), background 0.24s var(--ease);
}

.clause:hover {
  transform: translateY(-3px);
  background: rgba(13, 43, 69, 0.92);
  box-shadow: inset 0 0 0 1px var(--line-cyan);
}

.clause__title {
  margin-bottom: 8px;
  font-size: 16.5px;
  color: var(--c-white);
}

.clause p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pd-text-soft);
}

/* 格式卡（暖纸色分区） */
.fmt-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.fmt {
  padding: 15px 15px 17px;
  background: var(--c-paper);
  color: var(--c-coal);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
}

.fmt__tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-ink);
}

.fmt p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-coal);
}

/* 字段条 */
.fieldstrip {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.fieldstrip li {
  padding: 11px 14px;
  border-left: 2px solid var(--line-cyan);
  background: rgba(7, 26, 47, 0.55);
}

.fieldstrip__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
}

.fieldstrip__v {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--pd-text-dim);
}

/* 版本框 */
.verbox {
  display: grid;
  gap: 8px;
  padding: 18px 20px 20px;
  background: linear-gradient(122deg, rgba(24, 214, 200, 0.18) 0%, rgba(13, 43, 69, 0.92) 62%);
  box-shadow: inset 0 0 0 1px var(--line-cyan);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.verbox__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-lime);
}

.verbox p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--pd-text-soft);
}

/* 求助步骤 */
.help-steps {
  counter-reset: pdstep;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.help-steps li {
  counter-increment: pdstep;
  position: relative;
  padding: 15px 18px 17px 54px;
  background: rgba(13, 43, 69, 0.58);
  box-shadow: inset 0 0 0 1px var(--line);
}

.help-steps li::before {
  content: counter(pdstep, decimal-leading-zero);
  position: absolute;
  left: 15px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--c-orange);
}

.help-steps h3 {
  margin-bottom: 6px;
  font-size: 15.5px;
  color: var(--c-white);
}

.help-steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pd-text-soft);
}

/* 联系信息板 */
.contact-slab {
  display: grid;
  gap: 9px;
  padding: 16px 18px 18px;
  background: var(--c-ink);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.contact-slab p {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-white);
  overflow-wrap: anywhere;
}

.contact-slab .mono {
  flex: 0 0 auto;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
}

/* 收尾 */
.page-disclaimer__outro {
  padding: clamp(38px, 7vw, 78px) 0 clamp(44px, 8vw, 86px);
  border-top: 1px solid var(--line-cyan);
  background: linear-gradient(118deg, var(--c-ink) 0%, var(--c-ink) 52%, var(--c-space) 52%, var(--c-space) 100%);
}

.page-disclaimer__outro h2 {
  margin-top: 12px;
  max-width: 22ch;
  font-size: clamp(23px, 4vw, 38px);
  color: var(--c-white);
}

.page-disclaimer__outro p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pd-text-soft);
}

.page-disclaimer__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-disclaimer__actions .btn {
  text-decoration: none;
}

.page-disclaimer__top {
  display: inline-block;
  margin-top: 26px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--c-slate);
  text-decoration: none;
}

.page-disclaimer__top:hover {
  color: var(--c-lime);
  border-color: var(--c-lime);
}

/* 平板及以上 */
@media (min-width: 720px) {
  .fmt-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .fieldstrip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .stepbar {
    overflow: visible;
  }

  .stepbar__item {
    flex: 1 1 0;
  }

  .stepbar__link {
    width: 100%;
    justify-content: flex-start;
    padding: 10px 18px;
  }

  .dsection__grid {
    grid-template-columns: minmax(190px, 268px) minmax(0, 1fr);
    align-items: start;
  }

  .dsection__head {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .dsection__num {
    margin-bottom: 14px;
  }

  .clause p {
    font-size: 15.5px;
  }
}

@media (min-width: 1120px) {
  .page-disclaimer__hero-inner {
    max-width: 820px;
  }

  .dsection__grid {
    gap: clamp(28px, 3.4vw, 52px);
  }
}

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

  .clause:hover,
  .stepbar__link:hover {
    transform: none;
  }
}