.page-disclaimer {
  --terms-rule: rgba(14, 26, 43, .14);
  --terms-rule-strong: rgba(14, 26, 43, .26);
  --terms-panel: rgba(255, 255, 255, .62);
}

/* ---------- 顶部规则区 ---------- */

.page-disclaimer .terms-hero {
  position: relative;
  padding-top: clamp(116px, 15vw, 186px);
  padding-bottom: clamp(52px, 7vw, 88px);
  overflow: hidden;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(169, 194, 217, .085) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(169, 194, 217, .085) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .15) 88%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .15) 88%, transparent 100%);
  pointer-events: none;
}

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

.page-disclaimer .terms-hero__title {
  margin: .1em 0 .22em;
  color: var(--ivory);
  letter-spacing: -.02em;
}

.page-disclaimer .terms-hero__intro {
  margin-top: clamp(4px, 1vw, 12px);
}

.page-disclaimer .terms-hero__intro .lead {
  color: var(--ivory);
  max-width: 34em;
}

/* ---------- 条目索引 ---------- */

.page-disclaimer .terms-index {
  list-style: none;
  margin: clamp(30px, 4.5vw, 52px) 0 0;
  padding: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 24px;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .terms-index li {
  display: flex;
}

.page-disclaimer .terms-index a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 4px 2px;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-disclaimer .terms-index .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

/* ---------- 顶图 ---------- */

.page-disclaimer .terms-hero__media {
  position: relative;
  margin: clamp(36px, 5vw, 64px) auto 0;
  aspect-ratio: 21 / 8;
  border: 1px solid var(--line-hard);
  border-radius: 0;
  overflow: hidden;
  background: rgba(169, 194, 217, .06);
}

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

/* ---------- 正文长区 ---------- */

.page-disclaimer .page-disclaimer__body {
  padding-block: clamp(60px, 8vw, 112px);
}

.page-disclaimer .terms-list-label {
  color: var(--graphite);
}

.page-disclaimer .terms-list {
  list-style: none;
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--terms-rule);
}

.page-disclaimer .terms-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(28px, 4vw, 46px) 0;
  border-bottom: 1px solid var(--terms-rule);
  scroll-margin-top: 112px;
}

.page-disclaimer .terms-item__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--ember);
  line-height: 1.2;
}

.page-disclaimer .terms-item__body h2 {
  margin: 0 0 .72em;
  font-size: clamp(20px, 2.5vw, 27px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .terms-item__body p {
  margin: 0 0 1em;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink);
}

.page-disclaimer .terms-item__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-item--key .terms-item__body {
  border-left: 3px solid var(--ember);
  padding-left: clamp(14px, 2.2vw, 26px);
}

/* ---------- 术语展开 ---------- */

.page-disclaimer .expand {
  margin-top: clamp(20px, 2.6vw, 30px);
  max-width: 38em;
  border: 1px solid var(--terms-rule-strong);
  background: var(--terms-panel);
}

.page-disclaimer .expand__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 54px;
  padding: 12px 18px;
  background: none;
  border: 0;
  font: inherit;
  font-size: 16px;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}

.page-disclaimer .expand__trigger:hover {
  background: rgba(240, 83, 45, .06);
}

.page-disclaimer .expand__trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-disclaimer .expand__no {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ember);
  letter-spacing: .1em;
}

.page-disclaimer .expand__title {
  font-weight: 600;
}

.page-disclaimer .expand__mark {
  margin-left: auto;
  width: 12px;
  height: 12px;
  position: relative;
  flex: 0 0 auto;
}

.page-disclaimer .expand__mark::before,
.page-disclaimer .expand__mark::after {
  content: "";
  position: absolute;
  background: var(--ember);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-disclaimer .expand__mark::before {
  top: 5px;
  left: 0;
  width: 12px;
  height: 2px;
}

.page-disclaimer .expand__mark::after {
  left: 5px;
  top: 0;
  width: 2px;
  height: 12px;
}

.page-disclaimer .expand[data-expand="open"] .expand__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .expand__body {
  padding: 0 18px 18px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--graphite);
}

/* ---------- 版权使用范围小图示 ---------- */

.page-disclaimer .rights-box {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(22px, 3vw, 32px);
  max-width: 42em;
  border: 1px solid var(--terms-rule-strong);
  border-radius: 0;
}

.page-disclaimer .rights-box__col {
  padding: 20px 22px 22px;
}

.page-disclaimer .rights-box__col + .rights-box__col {
  border-top: 1px solid var(--terms-rule-strong);
}

.page-disclaimer .rights-box__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ember);
}

.page-disclaimer .rights-box__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .rights-box__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 9px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-disclaimer .rights-box__list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .rights-box__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 收束区 ---------- */

.page-disclaimer .terms-cta {
  padding-block: clamp(56px, 7vw, 96px);
}

.page-disclaimer .terms-cta__grid {
  align-items: start;
  row-gap: clamp(28px, 4vw, 44px);
}

.page-disclaimer .terms-cta__title {
  margin: 0 0 .6em;
  font-size: clamp(24px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ivory);
}

.page-disclaimer .terms-cta__text {
  margin: 0;
  max-width: 30em;
  font-size: 17px;
  line-height: 1.9;
  color: var(--mist);
}

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

.page-disclaimer .terms-cta__contact {
  flex: 1 1 100%;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  line-height: 1.8;
  color: var(--celadon);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */

@media (max-width: 899px) {
  .page-disclaimer .terms-hero__media {
    aspect-ratio: 16 / 10;
  }

  .page-disclaimer .terms-cta__side .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .terms-item {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 44px);
  }

  .page-disclaimer .terms-item__no {
    padding-top: .45em;
  }

  .page-disclaimer .rights-box {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .rights-box__col + .rights-box__col {
    border-top: 0;
    border-left: 1px solid var(--terms-rule-strong);
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .terms-item {
    grid-template-columns: 116px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-index a,
  .page-disclaimer .expand__trigger,
  .page-disclaimer .expand__mark::before,
  .page-disclaimer .expand__mark::after {
    transition: none;
  }
}