.page-disclaimer {
  --clause-line: rgba(140, 153, 184, 0.24);
  --clause-line-soft: rgba(140, 153, 184, 0.14);
  display: block;
}

/* ---------- 首屏封面 ---------- */

.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  border-bottom: 1px solid var(--clause-line-soft);
}

.page-disclaimer .terms-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .terms-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: grayscale(0.4) contrast(1.2);
}

.page-disclaimer .terms-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(92% 76% at 6% 0%, rgba(255, 107, 44, 0.24), transparent 58%),
    radial-gradient(70% 62% at 90% 14%, rgba(61, 224, 208, 0.14), transparent 64%),
    linear-gradient(180deg, rgba(6, 10, 22, 0.62) 0%, rgba(11, 18, 36, 0.93) 64%, var(--ink-800) 100%);
}

.page-disclaimer .terms-hero-inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(92px, 14vw, 152px);
  padding-bottom: clamp(44px, 7vw, 76px);
}

.page-disclaimer .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--grey);
}

.page-disclaimer .breadcrumb li + li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .breadcrumb li + li::before {
  content: "/";
  color: rgba(140, 153, 184, 0.5);
}

.page-disclaimer .breadcrumb a {
  color: var(--grey);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

.page-disclaimer .terms-hero .eyebrow {
  margin: 30px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .terms-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--paper);
  max-width: 15ch;
}

.page-disclaimer .terms-hero .lede {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--text-soft);
}

.page-disclaimer .terms-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-disclaimer .terms-hero-tags .tag {
  display: inline-block;
  padding: 6px 13px;
  border: 1px solid var(--clause-line);
  border-radius: 999px;
  background: var(--glass-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--text-soft);
}

.page-disclaimer .terms-hero-tags .tag--amber {
  border-color: rgba(255, 184, 77, 0.44);
  background: rgba(255, 184, 77, 0.1);
  color: var(--amber);
}

.page-disclaimer .terms-hero-annotation {
  display: none;
}

/* ---------- 条款主体 ---------- */

.page-disclaimer .terms-main {
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-disclaimer .terms-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey);
}

.page-disclaimer .terms-rail-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-rail-list a {
  display: block;
  padding: 7px 14px;
  border: 1px solid var(--clause-line);
  border-radius: 999px;
  background: var(--glass-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--grey);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer .terms-rail-list a:hover,
.page-disclaimer .terms-rail-list a:focus-visible {
  color: var(--paper);
  border-color: var(--line-strong);
  background: var(--glass);
}

.page-disclaimer .terms-rail-list a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .terms-stack {
  display: flex;
  flex-direction: column;
}

.page-disclaimer .terms-clause {
  padding: clamp(26px, 4vw, 38px) 0;
  scroll-margin-top: 118px;
}

.page-disclaimer .terms-clause + .terms-clause {
  border-top: 1px solid var(--clause-line);
}

.page-disclaimer .terms-clause:first-child {
  padding-top: 0;
}

.page-disclaimer .terms-clause:last-child {
  padding-bottom: 0;
}

.page-disclaimer .clause-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 14px;
}

.page-disclaimer .clause-num {
  flex: none;
  font-size: 21px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--orange);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .clause-num:hover,
.page-disclaimer .clause-num:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .clause-num:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-disclaimer .clause-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.3vw, 25px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-disclaimer .terms-clause p {
  margin: 0 0 11px;
  max-width: 70ch;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--text-soft);
}

.page-disclaimer .terms-clause p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause-note {
  margin-top: 16px;
  padding: 12px 18px;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--cyan-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: 9px;
  max-width: 70ch;
  margin: 0 0 11px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--text-soft);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.78em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

/* ---------- 底部互链 ---------- */

.page-disclaimer .terms-help {
  background: var(--ink-900);
  border-top: 1px solid var(--clause-line-soft);
}

.page-disclaimer .terms-help-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-disclaimer .terms-help-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 31px);
  line-height: 1.25;
  color: var(--paper);
  max-width: 18ch;
}

.page-disclaimer .terms-help-copy .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .terms-help-links {
  display: grid;
  gap: 10px;
}

.page-disclaimer .help-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid var(--clause-line);
  border-radius: var(--radius-md);
  background: var(--glass-soft);
  text-decoration: none;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-disclaimer .help-card:hover,
.page-disclaimer .help-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(61, 224, 208, 0.5);
  background: rgba(61, 224, 208, 0.08);
}

.page-disclaimer .help-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .help-card-num {
  flex: none;
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-disclaimer .help-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-disclaimer .help-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--paper);
}

.page-disclaimer .help-card-desc {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--grey);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 900px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: 58px;
    align-items: start;
  }

  .page-disclaimer .terms-rail {
    position: sticky;
    top: 116px;
    padding-left: 16px;
  }

  .page-disclaimer .terms-rail::before {
    content: "";
    position: absolute;
    left: 0;
    top: 30px;
    bottom: 4px;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--orange) 0%, var(--cyan) 56%, rgba(140, 153, 184, 0.16) 100%);
    opacity: 0.75;
  }

  .page-disclaimer .terms-rail-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-disclaimer .terms-rail-list a {
    padding: 7px 12px;
    border-color: transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    font-size: 13px;
  }

  .page-disclaimer .terms-help-inner {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .terms-hero-annotation {
    display: block;
    position: absolute;
    right: clamp(24px, 4vw, 58px);
    bottom: clamp(56px, 8vw, 98px);
    margin: 0;
    writing-mode: vertical-rl;
    font-size: 11px;
    letter-spacing: 0.34em;
    color: rgba(140, 153, 184, 0.55);
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .clause-num,
  .page-disclaimer .terms-rail-list a,
  .page-disclaimer .help-card {
    transition: none;
  }

  .page-disclaimer .help-card:hover,
  .page-disclaimer .help-card:focus-visible {
    transform: none;
  }
}