/* ===== 用户协议页 · page-disclaimer ===== */
.page-disclaimer {
  --pd-rail: 296px;
  --pd-gap: clamp(24px, 3.4vw, 56px);
  --pd-block: clamp(44px, 5.6vw, 86px);
  --pd-edge: 14px;
  background: var(--paper);
  color: var(--ink-900);
}

/* ---- 面包屑带 ---- */
.page-disclaimer__crumb {
  background: var(--paper);
  border-bottom: 1px solid var(--mist-200);
  padding-block: 14px;
}

.page-disclaimer__crumb .crumbs {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
}

/* ---- 首屏 ---- */
.page-disclaimer__hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(46px, 6vw, 88px);
}

.page-disclaimer__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    rgba(242, 160, 61, .09) 0 2px,
    rgba(242, 160, 61, 0) 2px 17px
  );
  pointer-events: none;
}

.page-disclaimer__hero-grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 50px);
  align-items: center;
}

.page-disclaimer__eyebrow {
  color: var(--amber-500);
  letter-spacing: .1em;
}

.page-disclaimer__h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer__lede {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--mist-200);
}

.page-disclaimer__figure {
  margin: 0;
}

.page-disclaimer__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 3;
  object-fit: cover;
  border: 1px solid rgba(223, 227, 233, .22);
  clip-path: polygon(
    0 0,
    calc(100% - 16px) 0,
    100% 16px,
    100% 100%,
    16px 100%,
    0 calc(100% - 16px)
  );
}

/* ---- 条款目录 ---- */
.page-disclaimer__jumpbar {
  background: var(--mist-050);
  border-bottom: 1px solid var(--mist-200);
  padding-block: clamp(22px, 2.6vw, 34px);
}

.page-disclaimer__jump .eyebrow {
  margin: 0;
}

.page-disclaimer__jump-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer__jump-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  font-size: 14px;
  line-height: 1.2;
  color: var(--ink-700);
  background: var(--paper);
  border: 1px solid var(--mist-200);
  text-decoration: none;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
  clip-path: polygon(
    0 0,
    calc(100% - 9px) 0,
    100% 9px,
    100% 100%,
    9px 100%,
    0 calc(100% - 9px)
  );
}

.page-disclaimer__jump-link .mono {
  font-size: 11.5px;
  color: var(--amber-500);
  letter-spacing: .06em;
}

.page-disclaimer__jump-link:hover,
.page-disclaimer__jump-link:focus-visible {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

.page-disclaimer__jump-link[data-active] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

/* ---- 正文主体：左卡片 + 右条款 ---- */
.page-disclaimer__doc {
  display: flex;
  flex-direction: column;
  gap: clamp(38px, 4.6vw, 68px);
  padding-block: var(--pd-block);
}

.page-disclaimer__group {
  position: relative;
  display: grid;
  gap: clamp(22px, 2.6vw, 36px);
  padding-top: clamp(22px, 2.6vw, 34px);
  border-top: 2px solid var(--mist-200);
}

.page-disclaimer__group::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 64px;
  height: 2px;
  background: var(--amber-500);
}

/* ---- 要点小结卡 ---- */
.page-disclaimer__note {
  align-self: start;
}

.page-disclaimer__note-inner {
  padding: clamp(20px, 2.4vw, 26px);
  background: var(--amber-200);
  color: var(--ink-900);
  clip-path: polygon(
    0 0,
    calc(100% - var(--pd-edge)) 0,
    100% var(--pd-edge),
    100% 100%,
    var(--pd-edge) 100%,
    0 calc(100% - var(--pd-edge))
  );
}

.page-disclaimer__note-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--ink-700);
}

.page-disclaimer__note-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer__note-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
}

.page-disclaimer__note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 2px;
  background: var(--ink-900);
  opacity: .5;
}

.page-disclaimer__note-link {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 2px solid rgba(14, 27, 46, .3);
  transition: border-color .18s ease;
}

.page-disclaimer__note-link:hover,
.page-disclaimer__note-link:focus-visible {
  border-bottom-color: var(--ink-900);
}

/* ---- 条款 ---- */
.page-disclaimer__clause + .page-disclaimer__clause {
  margin-top: clamp(28px, 3.2vw, 42px);
  padding-top: clamp(28px, 3.2vw, 42px);
  border-top: 1px solid var(--mist-200);
}

.page-disclaimer__clause-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 14px;
}

.page-disclaimer__clause-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber-500);
}

.page-disclaimer__clause-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-disclaimer__clause-body p {
  margin: 0 0 13px;
  max-width: 40em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-700);
}

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

.page-disclaimer__clause-body a {
  color: var(--ink-500);
  text-decoration: none;
  border-bottom: 2px solid var(--amber-500);
  padding-bottom: 1px;
  transition: color .18s ease, border-color .18s ease;
}

.page-disclaimer__clause-body a:hover,
.page-disclaimer__clause-body a:focus-visible {
  color: var(--ink-900);
  border-bottom-color: var(--ink-900);
}

/* ---- 协议版本并排 ---- */
.page-disclaimer__versions {
  display: grid;
  gap: 14px;
  margin: 22px 0 4px;
}

.page-disclaimer__version {
  padding: 18px 20px;
  background: var(--mist-050);
  border-left: 3px solid var(--mist-200);
  border-radius: 0 2px 2px 0;
}

.page-disclaimer__version--current {
  background: var(--paper);
  border-left-color: var(--amber-500);
  box-shadow: var(--shadow-1);
}

.page-disclaimer__version-tag {
  display: inline-block;
  margin: 0 0 8px;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--mist-500);
}

.page-disclaimer__version--current .page-disclaimer__version-tag {
  color: var(--ink-900);
  font-weight: 700;
}

.page-disclaimer__version-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-700);
}

/* ---- 桌面端栅格 ---- */
@media (min-width: 980px) {
  .page-disclaimer__group {
    grid-template-columns: var(--pd-rail) minmax(0, 1fr);
    gap: var(--pd-gap);
  }

  .page-disclaimer__note {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer__clause-title {
    max-width: 22ch;
  }
}

@media (min-width: 920px) {
  .page-disclaimer__hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (min-width: 620px) {
  .page-disclaimer__versions {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---- 窄屏收口 ---- */
@media (max-width: 619px) {
  .page-disclaimer__jump-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  .page-disclaimer__jump-list li {
    flex: none;
  }

  .page-disclaimer__clause-body p {
    font-size: 16px;
    line-height: 1.82;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__jump-link,
  .page-disclaimer__note-link,
  .page-disclaimer__clause-body a {
    transition: none;
  }
}