.page-disclaimer {
  --dc-ink-line: rgba(108, 123, 166, 0.34);
  --dc-ink-faint: rgba(108, 123, 166, 0.14);
  position: relative;
  overflow-x: clip;
  scroll-behavior: smooth;
}

.page-disclaimer .breadcrumb {
  padding-top: 26px;
}

/* 首屏 */
.page-disclaimer__hero {
  position: relative;
  padding: clamp(30px, 6vw, 66px) 0 clamp(30px, 5vw, 56px);
}

.page-disclaimer__hero::before {
  content: "";
  position: absolute;
  inset: -40px -10vw 0;
  background-image:
    linear-gradient(rgba(108, 123, 166, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 123, 166, 0.075) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 76%);
  pointer-events: none;
}

.page-disclaimer__hero-grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.page-disclaimer__h1 {
  margin: 12px 0 0;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 15ch;
}

.page-disclaimer__hero-copy .lede {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: clamp(1rem, 1.6vw, 1.075rem);
  line-height: 1.82;
  color: var(--mute);
}

.page-disclaimer__stamp {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 24px 0 0;
  padding: 9px 16px;
  border: 1px solid var(--dc-ink-line);
  border-radius: 999px;
  background: rgba(18, 34, 77, 0.72);
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

.page-disclaimer__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-disclaimer__toc a {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--dc-ink-line);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mute);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer__toc a:hover,
.page-disclaimer__toc a:focus-visible {
  border-color: var(--cyan);
  color: var(--white);
  background: rgba(36, 211, 238, 0.09);
}

.page-disclaimer__toc a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-disclaimer__hero-art {
  margin: 0;
}

.page-disclaimer__hero-art .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* 章节 */
.page-disclaimer__chapter {
  position: relative;
  padding: clamp(32px, 5vw, 56px) 0;
  scroll-margin-top: 128px;
}

.page-disclaimer__chapter::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dc-ink-line) 12%, var(--dc-ink-line) 88%, transparent);
  transform: rotate(-0.3deg);
  transform-origin: left center;
}

.page-disclaimer__chapter:target {
  background: linear-gradient(90deg, rgba(255, 107, 26, 0.075), transparent 66%);
}

.page-disclaimer__chapter:target .page-disclaimer__num {
  color: var(--neon);
}

.page-disclaimer__col {
  width: 100%;
  max-width: 700px;
  margin-inline: auto;
}

.page-disclaimer__head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 2vw, 18px);
  margin-bottom: 18px;
}

.page-disclaimer__num {
  flex: none;
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
  transition: color 0.25s var(--ease);
}

.page-disclaimer__h2 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-disclaimer__col p {
  margin: 0 0 16px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--mute);
}

.page-disclaimer__col p:last-child {
  margin-bottom: 0;
}

.page-disclaimer__col p strong {
  color: var(--white);
  font-weight: 600;
}

.page-disclaimer__col a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 211, 238, 0.4);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer__col a:hover,
.page-disclaimer__col a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--orange);
}

.page-disclaimer__col a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* 列表 */
.page-disclaimer__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-disclaimer__list li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--mute);
}

.page-disclaimer__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

/* 署名格式块 */
.page-disclaimer__code-label {
  margin: 0 0 10px !important;
  font-size: 12px !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange) !important;
}

.page-disclaimer__code {
  margin: 0 0 22px;
  padding: 18px 20px 18px 20px;
  border: 1px solid var(--dc-ink-line);
  border-left: 3px solid var(--orange);
  border-radius: 4px 12px 12px 4px;
  background: linear-gradient(150deg, rgba(27, 44, 96, 0.92), rgba(10, 22, 51, 0.94));
  color: var(--white);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;
  font-size: 13.5px;
  line-height: 1.95;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-disclaimer__code-key {
  color: var(--cyan);
  font-weight: 600;
}

/* 联系信息 */
.page-disclaimer__contact {
  margin: 22px 0 20px;
  padding: 20px 22px;
  background: linear-gradient(155deg, rgba(27, 44, 96, 0.72), rgba(10, 22, 51, 0.86));
}

.page-disclaimer__contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 6px 0;
}

.page-disclaimer__contact-key {
  flex: none;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-disclaimer__contact-val {
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--white);
  word-break: break-all;
}

.page-disclaimer__contact-note {
  margin: 4px 0 8px !important;
  font-size: 13.5px !important;
  line-height: 1.7 !important;
  color: var(--mute) !important;
}

.page-disclaimer__tail {
  font-size: 15.5px !important;
}

/* 响应式 */
@media (min-width: 720px) {
  .page-disclaimer__contact-row {
    gap: 18px;
  }
}

@media (min-width: 980px) {
  .page-disclaimer__hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(40px, 6vw, 76px);
  }

  .page-disclaimer__hero-art {
    transform: translateY(-12px);
  }
}

@media (max-width: 560px) {
  .page-disclaimer__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-disclaimer__chapter {
    scroll-margin-top: 96px;
  }

  .page-disclaimer__code {
    font-size: 12.5px;
    padding: 16px;
  }

  .page-disclaimer__contact {
    padding: 18px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer,
  .page-disclaimer * {
    scroll-behavior: auto;
    transition-duration: 0.01ms !important;
  }

  .page-disclaimer__hero-art {
    transform: none;
  }
}