.page-disclaimer {
  --clause-gap: clamp(2.4rem, 6vw, 4.6rem);
  --notice-accent: var(--cyan);
  background: var(--void);
  color: var(--ice);
  overflow-x: clip;
}

.page-disclaimer .shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible,
.page-disclaimer button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ── 页首版头 ───────────────────────────── */
.page-disclaimer .notice-masthead {
  position: relative;
  padding-block: clamp(1.4rem, 4vw, 2.4rem) clamp(2.2rem, 6vw, 3.6rem);
  background:
    linear-gradient(180deg, rgba(12, 111, 104, 0.24), rgba(5, 7, 12, 0) 64%),
    var(--carbon);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-masthead::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), rgba(53, 242, 223, 0) 52%, var(--magenta) 88%, rgba(255, 79, 216, 0));
  opacity: 0.85;
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(1.4rem, 4vw, 2.4rem);
}

.page-disclaimer .masthead-grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

.page-disclaimer .masthead-lead .eyebrow {
  margin-bottom: 0.8rem;
}

.page-disclaimer .masthead-lead .display-l {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 200;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

.page-disclaimer .lede {
  max-width: 46ch;
  color: var(--ice-soft);
  line-height: 1.75;
}

.page-disclaimer .masthead-lead .note {
  margin-top: 1.2rem;
  max-width: 44ch;
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-disclaimer .masthead-figure {
  position: relative;
  margin: 0;
  background: var(--steel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-disclaimer .masthead-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-disclaimer .masthead-figure-caption {
  display: block;
  padding: 0.7rem clamp(0.8rem, 2vw, 1.2rem) 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--mist);
}

/* ── 条款目录 ───────────────────────────── */
.page-disclaimer .notice-index {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.7rem;
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.page-disclaimer .notice-index .index-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--mist);
  margin-right: 0.3rem;
}

.page-disclaimer .notice-index a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.8rem;
  font-size: 0.82rem;
  color: var(--ice-soft);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .notice-index a .num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan);
}

.page-disclaimer .notice-index a:hover,
.page-disclaimer .notice-index a:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--void);
}

.page-disclaimer .notice-index a:hover .num,
.page-disclaimer .notice-index a:focus-visible .num {
  color: var(--void);
}

/* ── 条款主体 ───────────────────────────── */
.page-disclaimer .clause {
  padding-block: var(--clause-gap);
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause--cyan { --notice-accent: var(--cyan); }
.page-disclaimer .clause--magenta { --notice-accent: var(--magenta); }
.page-disclaimer .clause--amber { --notice-accent: var(--amber); }

.page-disclaimer .clause-grid {
  display: grid;
  gap: 1.3rem;
}

.page-disclaimer .clause-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--notice-accent);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .clause-title {
  margin: 0.45rem 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.3rem, 3.4vw, 1.85rem);
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ice);
}

.page-disclaimer .clause-body .prose {
  max-width: 68ch;
  color: var(--ice-soft);
  line-height: 1.78;
}

.page-disclaimer .clause-body .prose + .prose {
  margin-top: 1rem;
}

.page-disclaimer .clause-body .prose a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 223, 0.45);
  transition: border-color 0.2s var(--ease);
}

.page-disclaimer .clause-body .prose a:hover {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .clause-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  max-width: 70ch;
}

.page-disclaimer .clause-list li {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause-list li:first-child {
  border-top-color: var(--line-strong);
}

.page-disclaimer .clause-list strong {
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--ice);
}

.page-disclaimer .clause-list strong::before {
  content: "";
  display: inline-block;
  width: 0.42rem;
  height: 0.42rem;
  margin-right: 0.55rem;
  vertical-align: 0.12em;
  background: var(--notice-accent);
}

.page-disclaimer .clause-list span {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ── 展开补充 ───────────────────────────── */
.page-disclaimer details {
  margin-top: 1.6rem;
  max-width: 70ch;
  border-top: 1px solid var(--line-strong);
}

.page-disclaimer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  list-style: none;
  cursor: pointer;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  color: var(--ice-soft);
}

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

.page-disclaimer summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1;
  color: var(--notice-accent);
}

.page-disclaimer details[open] summary::after {
  content: "－";
}

.page-disclaimer .details-body {
  padding-bottom: 0.6rem;
}

.page-disclaimer .details-body p {
  margin: 0;
  max-width: 66ch;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .details-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 223, 0.45);
}

/* ── 联络块 ─────────────────────────────── */
.page-disclaimer .contact-panel {
  display: grid;
  gap: 1rem;
  margin-top: 1.8rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  max-width: 70ch;
  background: var(--carbon);
  border-left: 3px solid var(--cyan);
}

.page-disclaimer .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.95rem;
  grid-template-columns: 1fr;
}

.page-disclaimer .contact-item {
  display: grid;
  gap: 0.28rem;
}

.page-disclaimer .contact-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-disclaimer .contact-value {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-disclaimer .contact-copy {
  justify-self: start;
  padding: 0.55rem 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--deep-cyan);
  background: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: 0;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .contact-copy:hover {
  background: var(--deep-cyan);
  color: var(--ice);
  border-color: var(--deep-cyan);
}

.page-disclaimer .copy-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--amber);
  min-height: 1em;
}

/* ── 收尾 ───────────────────────────────── */
.page-disclaimer .notice-outro {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.1rem;
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  padding-block: clamp(1.8rem, 5vw, 2.8rem);
  border-top: 1px solid var(--line-strong);
}

.page-disclaimer .back-top {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border: 1px solid rgba(53, 242, 223, 0.45);
}

.page-disclaimer .back-top:hover {
  background: rgba(53, 242, 223, 0.12);
}

.page-disclaimer .outro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.3rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .outro-links a {
  font-size: 0.85rem;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .outro-links a:hover {
  color: var(--ice);
  border-bottom-color: var(--cyan);
}

/* ── 平板与桌面 ─────────────────────────── */
@media (min-width: 760px) {
  .page-disclaimer .contact-list {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .masthead-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: end;
  }

  .page-disclaimer .masthead-lead {
    padding-bottom: 0.5rem;
  }

  .page-disclaimer .clause-grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-disclaimer .clause-aside {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-disclaimer .clause-body {
    padding-top: 0.35rem;
  }
}

/* ── 打印 ───────────────────────────────── */
@media print {
  .page-disclaimer {
    background: #ffffff;
    color: #111111;
  }

  .page-disclaimer .notice-masthead,
  .page-disclaimer .contact-panel {
    background: #ffffff;
    border-color: #999999;
  }

  .page-disclaimer .notice-masthead::after,
  .page-disclaimer .masthead-figure,
  .page-disclaimer .notice-index,
  .page-disclaimer .back-top,
  .page-disclaimer .outro-links,
  .page-disclaimer .contact-copy,
  .page-disclaimer .copy-status {
    display: none;
  }

  .page-disclaimer .clause {
    break-inside: avoid;
    border-top: 1px solid #999999;
    padding-block: 1.4rem;
  }

  .page-disclaimer .clause-aside {
    position: static;
  }

  .page-disclaimer .clause-num,
  .page-disclaimer .clause-title,
  .page-disclaimer .clause-body .prose,
  .page-disclaimer .clause-list strong,
  .page-disclaimer .clause-list span,
  .page-disclaimer .details-body p {
    color: #111111;
  }

  .page-disclaimer details {
    border-top: 1px solid #cccccc;
  }
}