.page-disclaimer {
  color: var(--text);
  background: var(--ink);
  padding-bottom: clamp(40px, 8vw, 88px);
}

.page-disclaimer .breadcrumb {
  padding-block: 18px 0;
}

/* ---------- 文档封面 ---------- */
.page-disclaimer .doc-cover {
  position: relative;
  margin-top: 14px;
  padding-block: clamp(26px, 7vw, 58px) clamp(30px, 7vw, 64px);
  border-block: 1px solid var(--line);
  background:
    radial-gradient(820px 400px at 92% -14%, rgba(55, 242, 214, 0.17), transparent 62%),
    radial-gradient(640px 340px at 0% 116%, rgba(123, 97, 255, 0.18), transparent 60%),
    linear-gradient(180deg, rgba(13, 27, 46, 0.92), rgba(7, 17, 31, 0));
  overflow: hidden;
}

.page-disclaimer .doc-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(28, 51, 80, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(28, 51, 80, 0.55) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  opacity: 0.75;
}

.page-disclaimer .doc-cover__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 4vw, 34px);
}

.page-disclaimer .doc-cover__text .kicker {
  color: var(--cyan);
}

.page-disclaimer h1 {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(46px, 15vw, 104px);
  font-weight: 200;
  line-height: 0.95;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-disclaimer .doc-cover__lead {
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  border-left: 2px solid var(--orange);
  padding-left: 14px;
}

.page-disclaimer .doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--silver);
}

.page-disclaimer .doc-meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .doc-cover__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 10px 10px 0 rgba(28, 51, 80, 0.55);
}

.page-disclaimer .doc-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .doc-cover__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(55, 242, 214, 0.07) 0 1px,
    transparent 1px 4px
  );
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .doc-layout {
  padding-top: clamp(26px, 5vw, 52px);
}

.page-disclaimer .doc-toc {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 18px 18px 20px;
  margin-bottom: clamp(26px, 5vw, 40px);
}

.page-disclaimer .doc-toc__title {
  margin: 0 0 12px;
  color: var(--silver);
}

.page-disclaimer .doc-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-disclaimer .doc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  border-left: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-disclaimer .doc-toc__list a .mono {
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-disclaimer .doc-toc__list a:hover,
.page-disclaimer .doc-toc__list a:focus-visible {
  color: var(--paper);
  border-left-color: var(--orange);
  background: rgba(55, 242, 214, 0.06);
}

.page-disclaimer .doc-toc__note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .doc-toc__note p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--silver);
}

.page-disclaimer .doc-toc__note .btn {
  font-size: 13px;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .clause {
  padding-block: clamp(22px, 4vw, 34px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .clause__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  padding: 5px 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--cyan);
  border: 1px solid var(--cyan);
}

.page-disclaimer .clause h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.6vw, 30px);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.25;
  color: var(--paper);
}

.page-disclaimer .clause p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.8;
}

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

.page-disclaimer .clause a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 242, 214, 0.4);
}

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

.page-disclaimer .clause__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--violet);
}

.page-disclaimer .callout {
  margin-top: 18px;
  padding: 16px 18px;
  border: 2px solid var(--line);
  border-left: 4px solid var(--orange);
  background: rgba(255, 90, 54, 0.07);
}

.page-disclaimer .callout__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-disclaimer .callout ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 6px;
  font-size: 14.5px;
  line-height: 1.65;
}

/* ---------- 联系块 ---------- */
.page-disclaimer .doc-contact {
  margin-top: 22px;
  padding: 20px;
  border: 1px solid var(--line);
  background:
    linear-gradient(140deg, rgba(55, 242, 214, 0.08), transparent 55%),
    var(--panel);
  box-shadow: 8px 8px 0 rgba(28, 51, 80, 0.5);
}

.page-disclaimer .doc-contact__label {
  margin: 0 0 12px;
  color: var(--cyan);
}

.page-disclaimer .copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-block: 8px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .doc-contact__value {
  font-size: 14px;
  color: var(--paper);
  word-break: break-all;
}

.page-disclaimer .doc-contact .copy-btn {
  margin-left: auto;
  padding: 5px 12px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--cyan);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.page-disclaimer .doc-contact .copy-btn:hover,
.page-disclaimer .doc-contact .copy-btn:focus-visible {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-disclaimer .doc-contact__hint {
  margin: 14px 0 6px;
  font-size: 13px;
  line-height: 1.65;
}

.page-disclaimer .copy-status {
  min-height: 18px;
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--green);
}

.page-disclaimer .doc-contact .btn--accent {
  font-size: 14px;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .doc-top-wrap {
  margin: 26px 0 0;
  text-align: right;
}

.page-disclaimer .doc-top {
  display: inline-block;
  padding: 8px 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver);
  text-decoration: none;
  border: 1px solid var(--line);
}

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .doc-cover__inner {
    flex-direction: row;
    align-items: center;
    gap: 48px;
  }

  .page-disclaimer .doc-cover__text {
    flex: 1 1 52%;
    min-width: 0;
  }

  .page-disclaimer .doc-cover__figure {
    flex: 1 1 48%;
    min-width: 0;
    clip-path: polygon(0 6%, 100% 0, 100% 94%, 0 100%);
  }

  .page-disclaimer .doc-layout {
    display: grid;
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-disclaimer .doc-body {
    min-width: 0;
  }

  .page-disclaimer .clause:first-of-type {
    border-top: 0;
    padding-top: 0;
  }

  .page-disclaimer .doc-contact {
    padding: 24px 26px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .doc-cover__lead {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc__list a,
  .page-disclaimer .doc-contact .copy-btn,
  .page-disclaimer .doc-top {
    transition: none;
  }
}