/* ===== 使用条款 / page-disclaimer ===== */

.page-disclaimer {
  --terms-num-size: clamp(2.6rem, 9vw, 5.2rem);
  --terms-gap: clamp(1.8rem, 5vw, 3rem);
}

/* ---------- 首屏框景 ---------- */

.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.4rem, 4vw, 2.6rem) clamp(1.6rem, 4vw, 3rem);
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -12%;
  width: 56vw;
  height: 56vw;
  max-width: 720px;
  max-height: 720px;
  background: radial-gradient(circle, rgba(123, 47, 247, .4), rgba(123, 47, 247, 0) 68%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .terms-hero .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .terms-hero__grid {
  display: grid;
  gap: 1.2rem;
  margin-top: 1.1rem;
}

.page-disclaimer .terms-hero__lead h1 {
  margin: .55rem 0 0;
  max-width: 18em;
  font-size: clamp(1.85rem, 6vw, 3.3rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--paper);
  text-shadow: 0 0 60px rgba(123, 47, 247, .38);
}

.page-disclaimer .terms-hero__aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-disclaimer .terms-hero__aside .lede {
  margin: 0;
  color: rgba(242, 239, 230, .78);
  line-height: 1.8;
}

.page-disclaimer .terms-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

@media (min-width: 960px) {
  .page-disclaimer .terms-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4rem);
  }
}

/* ---------- 顶部横幅 ---------- */

.page-disclaimer .terms-banner {
  position: relative;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  overflow: hidden;
  border: 1px solid var(--glass-line-soft);
  border-radius: var(--radius);
}

.page-disclaimer .terms-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(11, 12, 16, .78), rgba(11, 12, 16, 0) 58%),
    linear-gradient(180deg, rgba(123, 47, 247, .2), rgba(0, 229, 255, .08));
  pointer-events: none;
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

@media (max-width: 699px) {
  .page-disclaimer .terms-banner img {
    aspect-ratio: 3 / 2;
  }
}

/* ---------- 粘性目录 ---------- */

.page-disclaimer .terms-index {
  position: sticky;
  top: var(--topbar-h);
  z-index: 12;
  margin-top: clamp(.8rem, 2.5vw, 1.6rem);
  padding-block: .5rem;
  background: rgba(11, 12, 16, .92);
  border-top: 1px solid var(--glass-line-soft);
  border-bottom: 1px solid var(--glass-line-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-disclaimer .terms-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-index__list a {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  min-height: 44px;
  padding: 0 .75rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .9rem;
  color: var(--mist);
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.page-disclaimer .terms-index__num {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--accent);
}

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

/* ---------- 条文分节 ---------- */

.page-disclaimer .terms-body {
  padding-block: clamp(1.6rem, 4.5vw, 2.8rem);
}

.page-disclaimer .terms-stack {
  display: grid;
  gap: clamp(1.2rem, 3.5vw, 2rem);
}

.page-disclaimer .term-block {
  display: grid;
  gap: 1rem;
  padding: clamp(1.2rem, 4vw, 2.2rem);
  background: var(--surface);
  border: 1px solid var(--glass-line-soft);
  border-radius: var(--radius);
  scroll-margin-top: calc(var(--topbar-h) + 4.6rem);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

@media (min-width: 880px) {
  .page-disclaimer .term-block {
    grid-template-columns: minmax(8rem, 13rem) minmax(0, 1fr);
    gap: clamp(1.4rem, 3vw, 2.8rem);
  }
}

@media (hover: hover) and (pointer: fine) {
  .page-disclaimer .term-block:hover {
    transform: translateY(-2px);
    border-color: var(--glass-line);
    box-shadow: var(--shadow-lift);
  }
}

.page-disclaimer .term-block__head {
  display: grid;
  gap: .5rem;
  align-content: start;
}

.page-disclaimer .term-block__num {
  display: block;
  margin-bottom: .55rem;
  font-family: var(--font-mono);
  font-size: var(--terms-num-size);
  font-weight: 700;
  line-height: .85;
  letter-spacing: .02em;
  color: var(--accent);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-disclaimer .term-block__num {
    background: linear-gradient(135deg, var(--brand), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}

.page-disclaimer .term-block h2 {
  margin: 0;
  font-size: clamp(1.1rem, 3.2vw, 1.55rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .term-block__body {
  max-width: 46em;
}

.page-disclaimer .term-block__body p {
  margin: 0 0 .85rem;
  color: rgba(242, 239, 230, .8);
  line-height: 1.8;
}

.page-disclaimer .term-block__body p:last-of-type {
  margin-bottom: .4rem;
}

.page-disclaimer .term-block__body a {
  color: var(--mist);
  text-decoration: underline;
  text-decoration-color: rgba(185, 140, 255, .42);
  text-underline-offset: 3px;
  transition: color .2s ease, text-decoration-color .2s ease;
}

.page-disclaimer .term-block__body a:hover,
.page-disclaimer .term-block__body a:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.page-disclaimer .term-block__body .copybtn {
  margin-top: .2rem;
}

.page-disclaimer .terms-mono {
  font-family: var(--font-mono);
  font-size: .94em;
  letter-spacing: .03em;
  color: var(--accent);
  word-break: break-all;
}

.page-disclaimer .terms-list {
  display: grid;
  gap: .55rem;
  margin: .3rem 0 .9rem;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-list li {
  position: relative;
  padding-left: 1.4rem;
  color: rgba(242, 239, 230, .8);
  line-height: 1.75;
}

.page-disclaimer .terms-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(0, 229, 255, .55);
}

/* ---------- 斜切渐变分隔条 ---------- */

.page-disclaimer .terms-slash {
  width: 96%;
  height: 2px;
  margin-inline: auto;
  border-radius: 2px;
  background: linear-gradient(90deg, rgba(123, 47, 247, 0), var(--brand) 22%, var(--accent) 78%, rgba(0, 229, 255, 0));
  transform: rotate(-1deg);
  transform-origin: left center;
  opacity: .7;
}

/* ---------- 结尾行动区 ---------- */

.page-disclaimer .terms-cta {
  padding-block: clamp(1.4rem, 4vw, 2.6rem) clamp(2.5rem, 7vw, 4.5rem);
}

.page-disclaimer .terms-cta__inner {
  display: grid;
  gap: 1.2rem;
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 160% at 0% 0%, rgba(123, 47, 247, .24), rgba(123, 47, 247, 0) 60%),
    radial-gradient(120% 160% at 100% 100%, rgba(0, 229, 255, .16), rgba(0, 229, 255, 0) 60%),
    var(--surface-2);
}

.page-disclaimer .terms-cta__inner h2 {
  margin: 0 0 .5rem;
  font-size: clamp(1.25rem, 3.4vw, 1.8rem);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .terms-cta__inner p {
  margin: 0;
  max-width: 40em;
  color: rgba(242, 239, 230, .78);
  line-height: 1.75;
}

.page-disclaimer .terms-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

@media (min-width: 800px) {
  .page-disclaimer .terms-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 2rem;
  }
}

/* ---------- 动效收敛 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .term-block {
    transition: none;
  }

  .page-disclaimer .term-block:hover {
    transform: none;
    box-shadow: none;
  }

  .page-disclaimer .terms-slash {
    transform: none;
  }

  .page-disclaimer .terms-index__list a {
    transition: none;
  }
}

/* ---------- 打印 ---------- */

@media print {
  .page-disclaimer .terms-hero::before,
  .page-disclaimer .terms-banner::after,
  .page-disclaimer .terms-index,
  .page-disclaimer .terms-cta__actions,
  .page-disclaimer .copybtn {
    display: none !important;
  }

  .page-disclaimer {
    background: #fff;
    color: #000;
  }

  .page-disclaimer .term-block,
  .page-disclaimer .terms-cta__inner {
    background: #fff;
    border-color: #c9c9c9;
    box-shadow: none;
    break-inside: avoid;
  }

  .page-disclaimer .term-block h2,
  .page-disclaimer .terms-cta__inner h2 {
    color: #000;
  }

  .page-disclaimer .term-block__body p,
  .page-disclaimer .terms-list li,
  .page-disclaimer .terms-cta__inner p {
    color: #111;
  }

  .page-disclaimer .term-block__num {
    background: none;
    color: #333;
    -webkit-text-fill-color: #333;
  }

  .page-disclaimer .terms-slash {
    background: #b9b9b9;
    transform: none;
    opacity: 1;
  }
}