.page-disclaimer {
  --notice-rail: 76px;
  --notice-body: 70ch;
  --notice-soft: #C3CFE4;
  position: relative;
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: 78px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .notice-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 42px) 0 clamp(36px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(11, 18, 32, 0) 60%, rgba(18, 28, 51, .55)),
    repeating-linear-gradient(90deg, rgba(37, 50, 77, .28) 0 1px, transparent 1px 96px);
}

.page-disclaimer .notice-hero::before {
  content: "";
  position: absolute;
  inset: -34% -20% auto -20%;
  height: 480px;
  background:
    radial-gradient(45% 70% at 18% 14%, rgba(255, 107, 26, .24), transparent 68%),
    radial-gradient(40% 65% at 88% 4%, rgba(0, 229, 255, .16), transparent 70%);
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--orange-bright);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

.page-disclaimer .breadcrumb-sep {
  color: var(--line);
}

.page-disclaimer .notice-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 54px);
}

.page-disclaimer h1 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 10vw, 72px);
  line-height: .98;
  letter-spacing: -.04em;
}

.page-disclaimer .h1-brand {
  color: var(--paper);
}

.page-disclaimer .h1-em {
  position: relative;
  color: var(--orange);
}

.page-disclaimer .h1-em::after {
  content: "";
  display: block;
  width: 100%;
  height: 4px;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}

.page-disclaimer .notice-lede {
  max-width: 46ch;
  margin: 0 0 6px;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.85;
  color: var(--notice-soft);
}

.page-disclaimer .notice-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .notice-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-disclaimer .notice-hero-figure {
  position: relative;
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-1);
}

.page-disclaimer .notice-hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-disclaimer .notice-hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(0, 229, 255, 0) 42%, rgba(0, 229, 255, .14));
  pointer-events: none;
}

/* ---------- 目录 ---------- */
.page-disclaimer .notice-toc {
  padding: clamp(30px, 5vw, 58px) 0 clamp(14px, 3vw, 26px);
}

.page-disclaimer .toc-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
}

.page-disclaimer .toc-head .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .toc-head p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-disclaimer .toc-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 15px 18px;
  background: var(--ink-1);
  color: var(--paper);
  font-size: 15px;
  text-decoration: none;
  transition: background .18s ease, color .18s ease, padding-left .18s ease;
}

.page-disclaimer .toc-list a:hover,
.page-disclaimer .toc-list a:focus-visible {
  padding-left: 24px;
  background: var(--ink-2);
  color: var(--orange-bright);
}

.page-disclaimer .toc-list .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

/* ---------- 条款 ---------- */
.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(30px, 5vw, 60px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause-num {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.2;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-disclaimer .clause-body {
  max-width: var(--notice-body);
}

.page-disclaimer .clause-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 36px);
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-disclaimer .clause-sub {
  margin: 26px 0 10px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-disclaimer .clause-body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--notice-soft);
}

.page-disclaimer .clause-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .4);
}

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

.page-disclaimer .clause-note {
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: 10px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--notice-soft);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 11px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 两步锚点 ---------- */
.page-disclaimer .step-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 20px 0 18px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .step-card {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--orange);
  background: linear-gradient(155deg, var(--ink-2), var(--ink-1));
}

.page-disclaimer .step-card--alt {
  border-top-color: var(--cyan);
}

.page-disclaimer .step-card::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 22px;
  height: 22px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.page-disclaimer .step-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-disclaimer .step-card h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .step-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 折叠条款 ---------- */
.page-disclaimer .disclosure {
  margin-top: 20px;
  border: 1px solid var(--line);
  background: rgba(18, 28, 51, .72);
}

.page-disclaimer .disclosure summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .disclosure summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--orange);
}

.page-disclaimer .disclosure[open] summary::before {
  content: "–";
}

.page-disclaimer .disclosure summary:hover,
.page-disclaimer .disclosure summary:focus-visible {
  color: var(--orange-bright);
}

.page-disclaimer .disclosure-body {
  padding: 0 18px 18px;
}

.page-disclaimer .disclosure-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 联系与相关入口 ---------- */
.page-disclaimer .notice-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 20px 0 22px;
  padding: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(140deg, var(--ink-2), var(--ink-1));
}

.page-disclaimer .contact-label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-disclaimer .notice-mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.6vw, 19px);
  color: var(--cyan);
  word-break: break-all;
}

.page-disclaimer .notice-contact .copy-btn {
  justify-self: start;
}

.page-disclaimer .notice-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .notice-links a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--ink-1);
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.page-disclaimer .notice-links a:hover,
.page-disclaimer .notice-links a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--lift);
}

.page-disclaimer .notice-links strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .notice-links a:hover strong,
.page-disclaimer .notice-links a:focus-visible strong {
  color: var(--orange-bright);
}

.page-disclaimer .notice-links span {
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .notice-top-wrap {
  margin: 30px 0 0;
}

.page-disclaimer .notice-top-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease;
}

.page-disclaimer .notice-top-link:hover,
.page-disclaimer .notice-top-link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .notice-contact {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-disclaimer .notice-contact .copy-btn {
    justify-self: end;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .step-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 28px;
  }

  .page-disclaimer .step-card--alt {
    margin-top: 28px;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .clause {
    grid-template-columns: var(--notice-rail) minmax(0, 1fr);
    gap: 34px;
  }

  .page-disclaimer .notice-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-disclaimer .notice-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-disclaimer .toc-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-list a,
  .page-disclaimer .notice-links a,
  .page-disclaimer .notice-top-link {
    transition: none;
  }

  .page-disclaimer .notice-links a:hover,
  .page-disclaimer .notice-links a:focus-visible {
    transform: none;
  }
}