.page-disclaimer {
  --agree-pad: clamp(20px, 3.6vw, 32px);
  display: block;
}

/* 顶部窄幅通栏 */
.page-disclaimer .agree-banner {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 7;
  min-height: 148px;
  max-height: 300px;
  overflow: hidden;
  border-bottom: 1px solid var(--line-strong);
  background: var(--paper-2);
}

.page-disclaimer .agree-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.86);
}

/* 前言 */
.page-disclaimer .agree-open {
  padding-top: clamp(24px, 5vw, 46px);
  padding-bottom: clamp(20px, 4vw, 36px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .agree-open h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(26px, 6.2vw, 46px);
  line-height: 1.22;
  letter-spacing: -0.012em;
  color: var(--ink-900);
  max-width: 21ch;
  margin: 12px 0 18px;
}

.page-disclaimer .agree-open .eyebrow {
  margin: 14px 0 0;
}

.page-disclaimer .agree-open .lead {
  max-width: 54ch;
  margin: 0 0 20px;
  font-size: clamp(15px, 3.7vw, 17px);
  line-height: 1.9;
  color: var(--ink-600);
}

.page-disclaimer .agree-open .lead a {
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-underline-offset: 3px;
}

.page-disclaimer .agree-open .lead a:hover {
  color: var(--orange-ink);
}

.page-disclaimer .agree-open__meta {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-300);
}

.page-disclaimer .agree-open__meta .mono {
  font-family: var(--font-num);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--orange);
}

/* 条款区 */
.page-disclaimer .agree-body {
  padding-top: clamp(24px, 5vw, 52px);
  padding-bottom: clamp(30px, 6vw, 64px);
}

.page-disclaimer .agree-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-disclaimer .clause {
  position: relative;
  margin: 0 0 14px;
  padding: clamp(18px, 3vw, 28px) var(--agree-pad);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .clause:nth-of-type(even) {
  background: var(--paper-2);
}

.page-disclaimer .clause:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2.4vw, 20px);
  list-style: none;
  cursor: pointer;
}

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

.page-disclaimer .clause__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}

.page-disclaimer .clause__num {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: clamp(28px, 7vw, 46px);
  font-weight: 600;
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .clause__title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(18px, 4.2vw, 25px);
  font-weight: 700;
  line-height: 1.36;
  letter-spacing: 0.005em;
  color: var(--ink-900);
}

.page-disclaimer .clause__tog {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 17px;
  line-height: 1;
  color: var(--ink-300);
}

.page-disclaimer .clause__tog::before {
  content: "–";
}

.page-disclaimer .clause:not([open]) .clause__tog::before {
  content: "+";
}

.page-disclaimer .clause__body {
  margin-top: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__tags li {
  padding: 7px 10px;
  font-size: 11.5px;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--ink-300);
  background: var(--paper-2);
  border: 1px solid rgba(11, 21, 38, .07);
  border-radius: var(--radius);
}

.page-disclaimer .clause:nth-of-type(even) .clause__tags li {
  background: var(--white);
}

.page-disclaimer .clause__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-800);
}

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

.page-disclaimer .clause__body a {
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .clause__body a:hover {
  color: var(--orange-ink);
}

/* 侧栏索引 */
.page-disclaimer .agree-rail {
  border-top: 2px solid var(--ink-900);
  padding-top: 16px;
}

.page-disclaimer .agree-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-300);
}

.page-disclaimer .rail-nav {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rail-nav__item {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .rail-nav__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 11px 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-600);
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-disclaimer .rail-nav__link:hover {
  color: var(--orange);
  padding-left: 6px;
}

.page-disclaimer .rail-nav__link:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-disclaimer .rail-nav__n {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--ink-300);
}

.page-disclaimer .agree-rail__box {
  margin-top: 20px;
  padding: 16px 16px 18px;
  background: var(--ink-900);
  border-radius: var(--radius);
}

.page-disclaimer .agree-rail__box-t {
  margin: 0;
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(247, 243, 236, .58);
}

.page-disclaimer .agree-rail__box-v {
  margin: 8px 0 10px;
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-disclaimer .agree-rail__box-n {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(247, 243, 236, .74);
}

/* 收束 */
.page-disclaimer .agree-coda {
  padding: clamp(34px, 6vw, 62px) 0;
}

.page-disclaimer .agree-coda p {
  max-width: 32ch;
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 4.6vw, 28px);
  line-height: 1.56;
  letter-spacing: 0.005em;
  color: var(--paper);
}

.page-disclaimer .agree-coda p::before {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-bottom: 20px;
  background: var(--orange);
}

/* 平板与桌面 */
@media (min-width: 760px) {
  .page-disclaimer .clause__body {
    padding-top: 20px;
  }

  .page-disclaimer .clause__body p {
    max-width: 62ch;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .agree-grid {
    grid-template-columns: minmax(0, 1fr) 264px;
    gap: 62px;
  }

  .page-disclaimer .agree-rail {
    position: sticky;
    top: 88px;
  }

  .page-disclaimer .agree-banner {
    max-height: 340px;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .agree-banner {
    aspect-ratio: 3 / 2;
  }

  .page-disclaimer .clause__head {
    gap: 10px;
    align-items: flex-start;
  }

  .page-disclaimer .clause__num {
    font-size: 26px;
    line-height: 1;
  }
}