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

.page-disclaimer {
  --term-index-w: 72px;
  --term-rule-color: #16443A;
}

/* ---------- 标题区：蓝图网格 + 对角冷色块 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(30px, 5.5vw, 68px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 46, 37, .92) 0%, rgba(4, 33, 26, 0) 82%);
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(53, 225, 255, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(53, 225, 255, .07) 1px, transparent 1px);
  background-size: 120px 120px;
  pointer-events: none;
}

.page-disclaimer .terms-hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: -34%;
  right: -20%;
  width: 54%;
  height: 158%;
  background: linear-gradient(150deg, rgba(14, 90, 120, .52) 0%, rgba(43, 35, 96, .3) 55%, rgba(255, 122, 26, 0) 100%);
  transform: rotate(16deg);
  pointer-events: none;
}

.page-disclaimer .terms-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-disclaimer .terms-hero__text {
  max-width: 40ch;
}

.page-disclaimer .terms-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .terms-hero__eyebrow .mono {
  color: var(--blue);
  letter-spacing: .1em;
}

.page-disclaimer .terms-hero__eyebrow-sep {
  display: block;
  width: 26px;
  height: 1px;
  background: var(--line);
}

.page-disclaimer .terms-hero__title {
  margin: 0 0 18px;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.08;
  font-size: clamp(2.3rem, 6vw, 4rem);
  color: var(--ink);
}

.page-disclaimer .terms-hero__desc {
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  line-height: 1.72;
  color: var(--muted);
}

.page-disclaimer .terms-hero__points {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-disclaimer .terms-hero__points li {
  position: relative;
  padding-left: 22px;
  font-size: .95rem;
  color: var(--ink);
}

.page-disclaimer .terms-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .52em;
  width: 12px;
  height: 2px;
  background: var(--amber);
}

.page-disclaimer .terms-hero__media {
  border: 1px solid var(--line);
  box-shadow: var(--shadow-line);
}

.page-disclaimer .terms-hero__media .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 条款主体：左窄编号列 / 右宽解读列 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 40px);
  padding-block: clamp(32px, 5vw, 60px) clamp(56px, 8vw, 96px);
}

.page-disclaimer .terms-nav {
  align-self: start;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  min-width: 0;
}

.page-disclaimer .terms-nav__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .terms-nav__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-disclaimer .terms-nav__item {
  flex: 0 0 auto;
}

.page-disclaimer .terms-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(10, 46, 37, .6);
  color: var(--ink);
  font-size: .84rem;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-disclaimer .terms-nav__link .mono {
  color: var(--blue);
  font-size: .76rem;
}

.page-disclaimer .terms-nav__link:hover,
.page-disclaimer .terms-nav__link:focus-visible {
  border-color: var(--blue);
  background: rgba(53, 225, 255, .08);
}

.page-disclaimer .terms-nav__link.is-active {
  border-color: var(--blue);
  background: rgba(53, 225, 255, .12);
  box-shadow: inset 2px 0 0 var(--amber);
}

.page-disclaimer .terms-nav__top {
  display: inline-block;
  margin-top: 14px;
  font-size: .84rem;
  color: var(--muted);
}

.page-disclaimer .terms-nav__top:hover,
.page-disclaimer .terms-nav__top:focus-visible {
  color: var(--blue);
}

/* ---------- 单个条款 ---------- */
.page-disclaimer .terms-body {
  min-width: 0;
}

.page-disclaimer .term {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  scroll-margin-top: 96px;
}

.page-disclaimer .term__index {
  color: var(--blue);
  font-size: 1.4rem;
  line-height: 1;
  letter-spacing: .04em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .term__main {
  min-width: 0;
}

.page-disclaimer .term__title {
  margin: 0 0 16px;
  font-size: clamp(1.28rem, 2.4vw, 1.72rem);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .term__lead {
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.68;
  color: var(--ink);
}

.page-disclaimer .term__text {
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
  overflow-wrap: break-word;
}

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

.page-disclaimer .term__list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .term__list li {
  position: relative;
  padding-left: 20px;
  font-size: .98rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-disclaimer .term__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--blue);
  border-radius: 50%;
}

.page-disclaimer .term__mail {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 225, 255, .4);
  word-break: break-all;
}

.page-disclaimer .term__mail:hover,
.page-disclaimer .term__mail:focus-visible {
  border-bottom-color: var(--blue);
}

.page-disclaimer .terms-rule {
  display: block;
  width: 100%;
  height: 6px;
  margin: clamp(26px, 4vw, 42px) 0;
  color: var(--term-rule-color);
}

.page-disclaimer .terms-rule line {
  stroke: currentColor;
  stroke-width: 1;
  stroke-dasharray: 3 7;
}

/* ---------- 关联入口 ---------- */
.page-disclaimer .term__related {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .term__related-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .term__related-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .term__related-list .link-arrow {
  font-size: .96rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .term {
    grid-template-columns: var(--term-index-w) minmax(0, 1fr);
    gap: 28px;
  }

  .page-disclaimer .term__index {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    padding: 2px 0 0;
    font-size: 1.6rem;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .terms-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-disclaimer .terms-hero__text {
    max-width: none;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 56px;
  }

  .page-disclaimer .terms-nav {
    position: sticky;
    top: 96px;
    border-top: 0;
    border-left: 1px solid var(--line);
    padding: 4px 0 0 20px;
  }

  .page-disclaimer .terms-nav__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .terms-nav__item {
    flex: 1 1 auto;
  }

  .page-disclaimer .terms-nav__link {
    justify-content: flex-start;
    width: 100%;
    padding: 9px 10px 9px 0;
    border: 0;
    border-radius: 0;
    background: none;
    border-bottom: 1px solid rgba(22, 68, 58, .6);
    transition: color .18s var(--ease), padding-left .18s var(--ease), border-color .18s var(--ease);
  }

  .page-disclaimer .terms-nav__link:hover,
  .page-disclaimer .terms-nav__link:focus-visible {
    background: none;
    border-bottom-color: var(--blue);
    padding-left: 6px;
  }

  .page-disclaimer .terms-nav__link.is-active {
    background: none;
    border-bottom-color: var(--blue);
    box-shadow: inset 2px 0 0 var(--amber);
    padding-left: 10px;
  }

  .page-disclaimer .term {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-nav__link,
  .page-disclaimer .terms-nav__top {
    transition: none;
  }
}