.page-disclaimer {
  --pd-cut: 22px;
  --pd-cut-sm: 14px;
  --pd-rule: rgba(127, 212, 255, .18);
  display: block;
  background:
    linear-gradient(180deg, rgba(24, 74, 122, .22) 0%, rgba(10, 22, 51, 0) 42%),
    var(--ink);
}

/* 首屏 */
.page-disclaimer .terms-hero {
  padding: clamp(26px, 5vw, 56px) 0 0;
}

.page-disclaimer .terms-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 10vw, 92px);
  line-height: .96;
  letter-spacing: -.02em;
  color: var(--ice-white);
  text-shadow: 0 0 34px rgba(127, 212, 255, .22);
}

.page-disclaimer .terms-hero__lede {
  margin: 20px 0 0;
  max-width: 36em;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.78;
  color: var(--silver);
}

.page-disclaimer .terms-hero__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}

.page-disclaimer .terms-hero__meta li {
  position: relative;
  padding-left: 14px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-disclaimer .terms-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .5em;
  width: 6px;
  height: 6px;
  background: var(--neon);
  transform: rotate(45deg);
}

/* 通栏纹理图 */
.page-disclaimer .terms-banner {
  margin: 32px 0 0;
  overflow: hidden;
  border-top: 1px solid var(--pd-rule);
  border-bottom: 1px solid var(--pd-rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pd-cut)), calc(100% - var(--pd-cut)) 100%, 0 100%);
}

.page-disclaimer .terms-banner__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 340;
  object-fit: cover;
  filter: saturate(.92);
}

/* 主体两栏 */
.page-disclaimer .terms-body {
  padding: clamp(44px, 7vw, 84px) 0 clamp(40px, 6vw, 64px);
}

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

/* 条款索引 */
.page-disclaimer .clause-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-disclaimer .clause-index__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--silver);
  text-decoration: none;
  background: rgba(24, 74, 122, .35);
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .clause-index__link .mono {
  color: var(--ice);
  font-weight: 700;
}

.page-disclaimer .clause-index__link:hover {
  color: var(--ice-white);
  border-left-color: var(--ice);
  background: rgba(24, 74, 122, .6);
}

.page-disclaimer .clause-index__link:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-disclaimer .clause-index__link[data-active="true"] {
  color: var(--neon);
  border-left-color: var(--neon);
  background: rgba(43, 245, 208, .08);
}

/* 条文分组 */
.page-disclaimer .clause {
  position: relative;
  padding: clamp(22px, 4vw, 34px) clamp(20px, 4vw, 40px);
  background: rgba(24, 74, 122, .5);
  border-left: 2px solid rgba(43, 245, 208, .45);
  clip-path: polygon(0 0, calc(100% - var(--pd-cut)) 0, 100% var(--pd-cut), 100% 100%, 0 100%);
}

.page-disclaimer .clause + .clause {
  margin-top: 18px;
}

.page-disclaimer .clause:nth-child(even) {
  background: rgba(5, 11, 24, .72);
  border-left-color: rgba(127, 212, 255, .4);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.page-disclaimer .clause__num {
  font-size: clamp(26px, 5.4vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: rgba(127, 212, 255, .5);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 3.2vw, 26px);
  letter-spacing: -.01em;
  color: var(--ice-white);
}

.page-disclaimer .clause__lede {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ice-white);
}

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

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 20px;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 11px;
  height: 2px;
  background: var(--neon);
  transform: rotate(-18deg);
}

.page-disclaimer .clause__list strong {
  color: var(--amber);
  font-weight: 700;
}

.page-disclaimer .clause__list .link-arrow {
  color: var(--ice);
}

.page-disclaimer .clause__more {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed rgba(127, 212, 255, .22);
}

.page-disclaimer .clause__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--neon);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .clause__more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__more summary::before {
  content: "＋";
  font-size: 14px;
  line-height: 1;
}

.page-disclaimer .clause__more[open] summary::before {
  content: "－";
}

.page-disclaimer .clause__more summary:hover {
  color: var(--mint);
}

.page-disclaimer .clause__more summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-disclaimer .clause__more p {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--silver);
}

/* 末尾联系提示带 */
.page-disclaimer .terms-contact {
  padding: 0 0 clamp(52px, 9vw, 96px);
}

.page-disclaimer .contact-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: clamp(24px, 4vw, 40px);
  background: linear-gradient(150deg, rgba(24, 74, 122, .68) 0%, rgba(10, 22, 51, .95) 100%);
  border: 1px solid rgba(255, 122, 47, .55);
  clip-path: polygon(var(--pd-cut-sm) 0, 100% 0, 100% calc(100% - var(--pd-cut-sm)), calc(100% - var(--pd-cut-sm)) 100%, 0 100%, 0 var(--pd-cut-sm));
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-disclaimer .contact-band:hover,
.page-disclaimer .contact-band:focus-within {
  border-color: var(--amber);
  box-shadow: 0 0 0 1px rgba(255, 122, 47, .22), 0 22px 44px -26px rgba(255, 122, 47, .6);
}

.page-disclaimer .contact-band__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 3.4vw, 28px);
  letter-spacing: -.01em;
  color: var(--ice-white);
}

.page-disclaimer .contact-band__lede {
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--silver);
}

.page-disclaimer .contact-band__hint {
  margin: 14px 0 0;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mint);
  opacity: .6;
  transition: opacity var(--dur) var(--ease);
}

.page-disclaimer .contact-band:hover .contact-band__hint,
.page-disclaimer .contact-band:focus-within .contact-band__hint {
  opacity: 1;
}

.page-disclaimer .contact-band__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

/* 平板及以上：索引左置并吸附 */
@media (min-width: 900px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 214px minmax(0, 1fr);
    gap: 56px;
  }

  .page-disclaimer .clause-index {
    position: sticky;
    top: 110px;
    align-self: start;
  }

  .page-disclaimer .clause-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    margin-top: 18px;
  }

  .page-disclaimer .clause-index__link {
    padding: 9px 12px;
    background: transparent;
  }

  .page-disclaimer .contact-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-index__link,
  .page-disclaimer .clause__more summary,
  .page-disclaimer .contact-band,
  .page-disclaimer .contact-band__hint {
    transition: none;
  }
}