/* ===== 28体育 · 使用说明页 ===== */
.page-disclaimer {
  display: block;
  background: var(--cream-50);
  color: var(--text-900);
  font-family: var(--font-body);
  scroll-behavior: smooth;
  overflow-x: hidden;
}

/* —— 容器 —— */
.page-disclaimer .disc-shell {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(26px, 4.6vw, 52px) var(--gutter) 0;
}

.page-disclaimer .yrb-crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

/* —— 首屏 —— */
.page-disclaimer .disc-hero {
  display: grid;
  gap: clamp(12px, 1.8vw, 18px);
  max-width: 66ch;
}

.page-disclaimer .disc-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}

.page-disclaimer .disc-hero .yrb-lead {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--ink-700);
}

.page-disclaimer .disc-hero__meta {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disc-hero__meta li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss-500);
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  padding: 5px 13px;
}

.page-disclaimer .disc-hero__media {
  margin: clamp(26px, 4.6vw, 48px) 0 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid var(--hair);
  background: var(--cream-100);
  aspect-ratio: 3 / 2;
}

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

.page-disclaimer .disc-hero__caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cream-50);
  background: rgba(11, 36, 30, 0.82);
  border-radius: var(--r-pill);
  padding: 5px 12px;
}

/* —— 条款导航带 —— */
.page-disclaimer .disc-band {
  margin-top: clamp(34px, 5.4vw, 62px);
  background: var(--ink-900);
  border-top: 3px solid var(--cyan-400);
  border-bottom: 1px solid var(--hair-cyan);
}

.page-disclaimer .disc-band__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(14px, 2vw, 18px) var(--gutter);
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.page-disclaimer .disc-band__inner::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .disc-band__label {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-200);
  padding-right: 14px;
  margin-right: 4px;
  border-right: 1px solid var(--hair-cyan);
}

.page-disclaimer .disc-pill {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan-200);
  text-decoration: none;
  border: 1px solid var(--hair-cyan);
  border-radius: var(--r-pill);
  padding: 8px 16px;
  transition: background var(--t-fast) ease-out, color var(--t-fast) ease-out,
    border-color var(--t-fast) ease-out;
}

.page-disclaimer .disc-pill .yrb-num {
  color: var(--cyan-400);
  transition: color var(--t-fast) ease-out;
}

.page-disclaimer .disc-pill:hover,
.page-disclaimer .disc-pill:focus-visible {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--ink-900);
  outline: none;
}

.page-disclaimer .disc-pill:hover .yrb-num,
.page-disclaimer .disc-pill:focus-visible .yrb-num {
  color: var(--ink-900);
}

.page-disclaimer .disc-pill:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

/* —— 条款正文 —— */
.page-disclaimer .disc-clauses {
  padding-top: clamp(44px, 6.4vw, 88px);
  display: grid;
  gap: clamp(46px, 7vw, 92px);
}

.page-disclaimer .disc-clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  scroll-margin-top: 24px;
}

.page-disclaimer .disc-clause__no {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 2px solid var(--orange-500);
  border-radius: var(--r-sm);
  color: var(--orange-500);
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.04em;
  transition: border-color var(--t-base) ease-out, background var(--t-base) ease-out,
    color var(--t-base) ease-out;
}

.page-disclaimer .disc-clause:hover .disc-clause__no,
.page-disclaimer .disc-clause:focus-within .disc-clause__no {
  border-color: var(--cyan-400);
  background: var(--ink-900);
  color: var(--cyan-400);
}

.page-disclaimer .disc-clause__body h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.1vw, 31px);
  line-height: 1.22;
  color: var(--ink-900);
}

.page-disclaimer .disc-clause__body > p {
  margin: 0;
  max-width: 42ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-900);
}

.page-disclaimer .disc-terms {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-disclaimer .disc-terms li {
  position: relative;
  padding: 14px 0 14px 20px;
  border-bottom: 1px solid var(--hair);
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-900);
}

.page-disclaimer .disc-terms li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 23px;
  width: 10px;
  height: 2px;
  background: var(--orange-500);
}

.page-disclaimer .disc-terms strong {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--ink-900);
  margin-right: 6px;
}

.page-disclaimer .disc-terms .yrb-link {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 2px solid var(--orange-500);
  transition: color var(--t-fast) ease-out, border-color var(--t-fast) ease-out;
}

.page-disclaimer .disc-terms .yrb-link:hover,
.page-disclaimer .disc-terms .yrb-link:focus-visible {
  color: var(--red-600);
  border-color: var(--cyan-400);
}

.page-disclaimer .disc-terms .yrb-link:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

/* —— 收束带 —— */
.page-disclaimer .disc-outro {
  margin-top: clamp(56px, 8vw, 104px);
  background: var(--ink-900);
  border-top: 3px solid var(--cyan-400);
  color: var(--cream-50);
}

.page-disclaimer .disc-outro__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(36px, 6vw, 76px) var(--gutter);
  display: grid;
  gap: clamp(22px, 3vw, 44px);
}

.page-disclaimer .disc-outro__text h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.18;
  color: var(--cream-50);
}

.page-disclaimer .disc-outro__text p {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--cyan-200);
}

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

.page-disclaimer .disc-toplink {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--hair-cyan);
  padding-bottom: 2px;
  transition: color var(--t-fast) ease-out, border-color var(--t-fast) ease-out;
}

.page-disclaimer .disc-toplink:hover,
.page-disclaimer .disc-toplink:focus-visible {
  color: var(--cream-50);
  border-color: var(--cyan-400);
}

.page-disclaimer .disc-toplink:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

/* —— 窄屏隐藏导航带前缀 —— */
@media (max-width: 599px) {
  .page-disclaimer .disc-band__label {
    display: none;
  }
}

/* —— 桌面端：编号栏与正文分列 —— */
@media (min-width: 900px) {
  .page-disclaimer .disc-clause {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-disclaimer .disc-clause__no {
    width: 66px;
    height: 66px;
    font-size: 20px;
  }

  .page-disclaimer .disc-outro__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-disclaimer .disc-terms li {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer {
    scroll-behavior: auto;
  }

  .page-disclaimer .disc-pill,
  .page-disclaimer .disc-clause__no,
  .page-disclaimer .disc-terms .yrb-link,
  .page-disclaimer .disc-toplink {
    transition: none;
  }
}