/* ===== 使用协议页 · page-disclaimer ===== */
.page-disclaimer {
  --d-rail: 92px;
  background: var(--ink);
  color: var(--mist);
  overflow-x: hidden;
}

.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  padding: clamp(0.9rem, 3vw, 1.4rem) 0 0;
  font-size: 0.8rem;
}
.page-disclaimer .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-strong);
}
.page-disclaimer .breadcrumbs__sep {
  color: var(--line-strong);
}
.page-disclaimer .breadcrumbs__now {
  color: var(--mist);
}

/* 抬头 */
.page-disclaimer .agree-head {
  position: relative;
  margin-top: clamp(1rem, 3vw, 1.75rem);
  padding: clamp(2.25rem, 6vw, 4rem) 0 0;
  background: linear-gradient(155deg, var(--grad-a) 0%, var(--grad-b) 55%, var(--ink) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-disclaimer .agree-head::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: 48%;
  aspect-ratio: 1 / 1;
  background: repeating-linear-gradient(118deg, transparent 0 26px, var(--line-soft) 26px 27px);
  transform: rotate(-6deg);
  pointer-events: none;
}
.page-disclaimer .agree-head__shell {
  position: relative;
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: end;
  padding-bottom: clamp(1.75rem, 5vw, 3rem);
}
.page-disclaimer .agree-head__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.4rem, 10vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0.04em;
  color: var(--mist);
}
.page-disclaimer .agree-head__lede {
  margin: 1rem 0 0;
  max-width: 34rem;
  color: var(--mist);
  opacity: 0.86;
}

/* 版本信息面板 */
.page-disclaimer .agree-meta {
  padding: clamp(1.15rem, 3vw, 1.75rem);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 43, 71, 0.88), rgba(6, 26, 46, 0.92));
}
.page-disclaimer .agree-meta__ver {
  margin: 0.4rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 7vw, 2.75rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--signal);
}
.page-disclaimer .agree-meta__hint {
  margin: 0.45rem 0 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-disclaimer .agree-meta__rows {
  margin: 1.15rem 0 0;
  display: grid;
  gap: 0.6rem;
}
.page-disclaimer .agree-meta__rows > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.3rem 1rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.84rem;
}
.page-disclaimer .agree-meta__rows dt {
  color: var(--muted);
}
.page-disclaimer .agree-meta__rows dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--mist);
  text-align: right;
  overflow-wrap: anywhere;
}

/* 横幅视觉 */
.page-disclaimer .agree-banner {
  margin: 0;
  border-top: 1px solid var(--line);
}
.page-disclaimer .agree-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

/* 条款目录 */
.page-disclaimer .toc {
  margin: clamp(2rem, 5vw, 3.25rem) 0 0;
}
.page-disclaimer .toc__list {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.72rem 0.85rem;
  border: 1px solid var(--line-soft);
  clip-path: var(--cut-corners);
  color: var(--mist);
  font-size: 0.92rem;
  text-decoration: none;
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.page-disclaimer .toc__link:hover,
.page-disclaimer .toc__link:focus-visible {
  background: rgba(47, 211, 224, 0.07);
  border-color: var(--line-strong);
  color: var(--cyan);
}
.page-disclaimer .toc__no {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--signal);
}

/* 条款正文 */
.page-disclaimer .clauses {
  max-width: 62rem;
  margin: clamp(2rem, 5vw, 3.5rem) 0 0;
}
.page-disclaimer .clause {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0;
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .clause__rail {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}
.page-disclaimer .clause__no {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5vw, 2.25rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cyan);
}
.page-disclaimer .clause__tag {
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--line);
  clip-path: var(--cut-corners);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  white-space: nowrap;
}
.page-disclaimer .clause__body h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 3.6vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--mist);
}
.page-disclaimer .clause__body p {
  margin: 0 0 0.9rem;
  max-width: 40rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}
.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* 短提示 */
.page-disclaimer .clause-break {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin: clamp(1rem, 3vw, 1.5rem) 0;
  padding: 0.95rem 1.15rem;
  border-left: 2px solid var(--signal);
  background: linear-gradient(90deg, rgba(255, 201, 60, 0.10), rgba(255, 201, 60, 0) 72%);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--mist);
}
.page-disclaimer .clause-break__mark {
  flex: 0 0 auto;
  width: 26px;
  height: 1px;
  margin-top: 0.7rem;
  background: var(--signal);
  transform: skewX(-28deg);
}

/* 展开信息组 */
.page-disclaimer .agree-details {
  margin-top: 1.1rem;
  max-width: 40rem;
  border: 1px solid var(--line-soft);
  clip-path: var(--cut-corners);
  background: rgba(38, 48, 58, 0.35);
}
.page-disclaimer .agree-details summary {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.9rem;
  color: var(--cyan);
  transition: color 0.25s var(--ease);
}
.page-disclaimer .agree-details summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .agree-details summary::before {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--signal);
}
.page-disclaimer .agree-details[open] summary::before {
  content: "－";
}
.page-disclaimer .agree-details summary:hover,
.page-disclaimer .agree-details summary:focus-visible {
  color: var(--signal);
}
.page-disclaimer .agree-details__body {
  padding: 0.85rem 1rem 1rem;
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .agree-details__body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
}

/* 联系卡 */
.page-disclaimer .agree-contact {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin: clamp(2.25rem, 6vw, 3.5rem) 0 clamp(3rem, 8vw, 5rem);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(12, 43, 71, 0.9), rgba(6, 26, 46, 0.95));
}
.page-disclaimer .agree-contact__title {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 4vw, 1.7rem);
  font-weight: 700;
  color: var(--mist);
}
.page-disclaimer .agree-contact__lead p {
  margin: 0;
  max-width: 32rem;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist);
  opacity: 0.9;
}
.page-disclaimer .agree-contact__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .agree-contact__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.88rem;
}
.page-disclaimer .agree-contact__k {
  color: var(--muted);
}
.page-disclaimer .agree-contact__v {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--mist);
  overflow-wrap: anywhere;
}
.page-disclaimer .agree-contact__more {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--muted);
}
.page-disclaimer .agree-contact__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.page-disclaimer .agree-contact__more a:hover,
.page-disclaimer .agree-contact__more a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* 中屏以上 */
@media (min-width: 760px) {
  .page-disclaimer .clause {
    grid-template-columns: var(--d-rail) minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
  }
  .page-disclaimer .clause__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }
  .page-disclaimer .toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem 1rem;
  }
  .page-disclaimer .agree-contact {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: start;
  }
  .page-disclaimer .agree-meta__rows > div {
    flex-wrap: nowrap;
  }
}

/* 宽屏 */
@media (min-width: 960px) {
  .page-disclaimer {
    --d-rail: 108px;
  }
  .page-disclaimer .agree-head__shell {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition: none !important;
    animation: none !important;
  }
}