/* ============================================================
   使用条款 /terms-of-use/
   作用域：.page-disclaimer
   ============================================================ */

.page-disclaimer {
  --terms-ink-soft: rgba(8, 9, 12, .62);
  --terms-rule: rgba(11, 18, 32, .13);
  position: relative;
}

/* ---------- 顶部方格装饰带 ---------- */
.page-disclaimer .terms-gridband {
  position: relative;
  height: clamp(46px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 28px 28px;
  overflow: hidden;
}

.page-disclaimer .terms-gridband::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 68%;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--red-bright) 18%, var(--red) 54%, transparent 100%);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  padding: clamp(26px, 4vw, 52px) 0 clamp(38px, 5.5vw, 76px);
  overflow: hidden;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .3;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 74%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 74%);
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  position: relative;
  margin: 0 0 clamp(18px, 3vw, 30px);
}

.page-disclaimer .terms-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-disclaimer .terms-hero__text {
  min-width: 0;
}

.page-disclaimer .terms-hero h1 {
  margin: 14px 0 16px;
  font-size: clamp(36px, 6.6vw, 82px);
  font-weight: 300;
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-disclaimer .terms-hero h1 strong {
  font-weight: 900;
}

.page-disclaimer .terms-hero .lead {
  max-width: 36em;
  color: var(--paper-2);
}

/* 关键数据条 */
.page-disclaimer .terms-facts {
  display: grid;
  gap: 14px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: clamp(16px, 2.4vw, 22px) 0 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .terms-facts__cell {
  display: grid;
  gap: 5px;
}

.page-disclaimer .terms-facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-disclaimer .terms-facts dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--paper);
}

/* 首屏配图 */
.page-disclaimer .terms-hero__figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-disclaimer .terms-hero__figure .figure__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 主体双栏 ---------- */
.page-disclaimer .terms-shell {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* 左侧条款分组 */
.page-disclaimer .terms-side {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-disclaimer .terms-side__caption {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-disclaimer .terms-side__toc {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-disclaimer .terms-side .toc-link {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px 9px 10px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.5;
  white-space: nowrap;
  color: var(--paper-2);
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-disclaimer .terms-side .toc-link__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-disclaimer .terms-side .toc-link:hover,
.page-disclaimer .terms-side .toc-link:focus-visible {
  color: var(--paper);
  border-left-color: var(--gold);
  background: rgba(22, 35, 58, .72);
}

.page-disclaimer .terms-side__foot {
  display: grid;
  gap: 9px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .terms-side__foot p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-disclaimer .terms-side__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-disclaimer .terms-side__links a {
  display: inline-block;
  font-size: 14px;
  color: var(--paper-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-disclaimer .terms-side__links a:hover,
.page-disclaimer .terms-side__links a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 右侧纸白阅读层 */
.page-disclaimer .terms-body {
  min-width: 0;
  padding: clamp(24px, 3.8vw, 56px);
  border-radius: 4px;
  border-top: 3px solid var(--red);
  color: var(--black);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .34);
}

/* ---------- 条款分组 ---------- */
.page-disclaimer .terms-group {
  scroll-margin-top: 92px;
}

.page-disclaimer .terms-group + .terms-group {
  margin-top: clamp(34px, 5vw, 62px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--terms-rule);
}

.page-disclaimer .terms-group__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(14px, 2.2vw, 24px);
}

.page-disclaimer .terms-group__no {
  justify-self: start;
  display: inline-block;
  padding: 5px 11px;
  border-radius: 2px;
  background: var(--ink);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .12em;
}

.page-disclaimer .terms-group__title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 44px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--black);
}

.page-disclaimer .terms-group__title strong {
  font-weight: 900;
}

.page-disclaimer .terms-group__note {
  margin: 0;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.7;
  color: var(--terms-ink-soft);
}

/* ---------- 条目 ---------- */
.page-disclaimer .terms-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-disclaimer .terms-item {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 16px 0 16px 4px;
  border-top: 1px solid var(--terms-rule);
  scroll-margin-top: 92px;
}

.page-disclaimer .terms-item:first-child {
  border-top: 0;
}

.page-disclaimer .terms-item::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: var(--red-bright);
  opacity: 0;
  transition: opacity .18s ease;
  pointer-events: none;
}

.page-disclaimer .terms-item:hover::before,
.page-disclaimer .terms-item:focus-within::before {
  opacity: 1;
}

.page-disclaimer .terms-item__num {
  justify-self: start;
  display: inline-block;
  padding: 3px 9px;
  border-radius: 2px;
  background: var(--gold-soft);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease;
}

.page-disclaimer .terms-item__num:hover,
.page-disclaimer .terms-item__num:focus-visible {
  background: var(--gold);
  color: var(--black);
}

.page-disclaimer .terms-item__body {
  min-width: 0;
}

.page-disclaimer .terms-item__lead {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.62;
  color: var(--black);
}

.page-disclaimer .terms-item__sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--terms-ink-soft);
}

/* ---------- 尾部入口 ---------- */
.page-disclaimer .terms-cta {
  padding-top: 0;
}

.page-disclaimer .terms-cta__box {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 14px;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  border-radius: 4px;
  background: linear-gradient(135deg, rgba(22, 35, 58, .94), rgba(11, 18, 32, .94));
}

.page-disclaimer .terms-cta__box::after {
  content: "";
  position: absolute;
  right: -50px;
  bottom: -70px;
  width: 240px;
  height: 240px;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: .55;
  transform: rotate(12deg);
  pointer-events: none;
}

.page-disclaimer .terms-cta__title {
  position: relative;
  margin: 0;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 300;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .terms-cta__text {
  position: relative;
  margin: 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper-2);
}

.page-disclaimer .terms-cta__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-disclaimer .terms-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 640px) {
  .page-disclaimer .terms-item {
    grid-template-columns: 74px minmax(0, 1fr);
    gap: 16px;
    padding: 18px 0;
  }

  .page-disclaimer .terms-item__num {
    padding-top: 4px;
    padding-bottom: 4px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .terms-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .terms-shell {
    grid-template-columns: minmax(0, 224px) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .terms-side {
    position: sticky;
    top: 36px;
  }

  .page-disclaimer .terms-side__toc {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .terms-side .toc-link {
    white-space: normal;
  }
}

@media (min-width: 1440px) {
  .page-disclaimer .terms-shell {
    grid-template-columns: minmax(0, 244px) minmax(0, 1fr);
  }
}
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