/* ===== 必一体育 · 使用条款与服务范围说明 ===== */
.page-disclaimer {
  --disclaimer-gold-soft: rgba(255, 215, 0, 0.12);
  --disclaimer-red-soft: rgba(230, 57, 70, 0.16);
  --disclaimer-line: rgba(255, 255, 255, 0.12);
  background-color: var(--by-bg);
  color: var(--by-white);
  overflow-x: hidden;
  padding-bottom: 72px;
}

/* 首屏标题区 */
.page-disclaimer .disclaimer-hero {
  position: relative;
  padding: 52px 0 40px;
}

.page-disclaimer .disclaimer-hero__inner {
  display: flex;
  flex-direction: column;
  row-gap: 36px;
}

.page-disclaimer .disclaimer-hero__content h1 {
  margin: 18px 0 0;
  font-size: clamp(32px, 7vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-disclaimer .disclaimer-hero__lead {
  margin: 24px 0 0;
  font-size: 16px;
  max-width: 62ch;
}

.page-disclaimer .disclaimer-hero__meta {
  margin: 30px 0 0;
  padding: 18px 0 4px;
  border-top: 1px dashed var(--disclaimer-line);
  border-bottom: 1px dashed var(--disclaimer-line);
}

.page-disclaimer .disclaimer-hero__meta-item {
  margin: 0 0 14px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
}

.page-disclaimer .disclaimer-hero__meta dt {
  color: var(--by-gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.page-disclaimer .disclaimer-hero__meta dd {
  margin: 0;
  color: var(--by-white);
  font-weight: 500;
}

.page-disclaimer .disclaimer-hero__emblem {
  margin: 0;
  text-align: center;
}

.page-disclaimer .disclaimer-hero__emblem img {
  display: block;
  width: min(100%, 320px);
  height: auto;
  margin-inline: auto;
  padding: 10px;
  background:
    linear-gradient(135deg, rgba(230, 57, 70, 0.14), rgba(255, 215, 0, 0.12)),
    var(--by-panel);
  border: 1px solid rgba(255, 215, 0, 0.35);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-disclaimer .disclaimer-hero__emblem figcaption {
  margin-top: 12px;
  color: var(--by-gold);
  font-size: 12px;
  letter-spacing: 0.18em;
}

.page-disclaimer .disclaimer-hero__rule {
  height: 8px;
  margin-top: 44px;
  opacity: 0.7;
  background: repeating-linear-gradient(
    115deg,
    transparent 0,
    transparent 12px,
    var(--by-red) 12px,
    var(--by-red) 20px,
    transparent 20px,
    transparent 36px,
    var(--by-gold) 36px,
    var(--by-gold) 44px,
    transparent 44px,
    transparent 60px
  );
}

/* 条款目录 */
.page-disclaimer .disclaimer-toc {
  margin-top: 34px;
  background: rgba(26, 31, 41, 0.6);
  border: 1px solid rgba(255, 215, 0, 0.3);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-disclaimer .disclaimer-toc__list {
  list-style: none;
  margin: 0;
  padding: 22px 30px;
  display: grid;
  gap: 4px;
}

.page-disclaimer .disclaimer-toc__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 6px;
  color: var(--by-white);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed var(--disclaimer-line);
  transition: color 0.2s ease, background 0.2s ease;
}

.page-disclaimer .disclaimer-toc__list li:last-child .disclaimer-toc__link {
  border-bottom: 0;
}

.page-disclaimer .disclaimer-toc__num {
  min-width: 30px;
  color: var(--by-red);
  font-family: var(--by-font-num);
  font-size: 13px;
  font-weight: 700;
}

.page-disclaimer .disclaimer-toc__link:hover,
.page-disclaimer .disclaimer-toc__link:focus-visible {
  color: var(--by-gold);
  background: linear-gradient(90deg, rgba(255, 215, 0, 0.12), transparent);
  outline: none;
}

/* 条款正文 */
.page-disclaimer .disclaimer-body {
  margin-top: 64px;
  max-width: 960px;
}

.page-disclaimer .disclaimer-section {
  position: relative;
  margin-bottom: 26px;
  padding: 32px 4px 30px 22px;
  border-left: 3px solid var(--by-red);
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.035), transparent 72%);
}

.page-disclaimer .disclaimer-section:nth-child(odd) {
  border-left-color: var(--by-gold);
}

.page-disclaimer .disclaimer-section__head {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 20px;
}

.page-disclaimer .disclaimer-section__num {
  color: var(--by-red);
  font-family: var(--by-font-num);
  font-size: clamp(40px, 8vw, 64px);
  font-weight: 800;
  line-height: 0.9;
}

.page-disclaimer .disclaimer-section:nth-child(odd) .disclaimer-section__num {
  color: var(--by-gold);
}

.page-disclaimer .disclaimer-section__head .by-title {
  margin: 0;
  padding: 0 0 4px;
  color: var(--by-white);
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.15;
}

.page-disclaimer .disclaimer-section__body {
  color: var(--by-gray);
  font-size: 15px;
  line-height: 1.8;
}

.page-disclaimer .disclaimer-section__body p {
  margin: 0 0 16px;
}

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

.page-disclaimer .disclaimer-section__body ul,
.page-disclaimer .disclaimer-section__body ol {
  margin: 16px 0 0;
  padding-left: 22px;
  display: grid;
  gap: 12px;
}

.page-disclaimer .disclaimer-section__body li {
  padding-left: 6px;
}

.page-disclaimer .disclaimer-section__body li::marker {
  color: var(--by-red);
  font-weight: 700;
}

.page-disclaimer .disclaimer-section__clause,
.page-disclaimer .disclaimer-section__warn {
  margin: 20px 0 0;
  padding: 16px 18px;
  background: var(--disclaimer-gold-soft);
  border-left: 2px solid var(--by-gold);
  color: var(--by-white);
  font-size: 14px;
}

.page-disclaimer .disclaimer-section__warn {
  background: var(--disclaimer-red-soft);
  border-left-color: var(--by-red-light);
}

.page-disclaimer .disclaimer-section__body a {
  color: var(--by-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 法律问题与联系方式 */
.page-disclaimer .disclaimer-contact {
  position: relative;
  margin-top: 72px;
  background:
    linear-gradient(120deg, rgba(230, 57, 70, 0.2), rgba(26, 31, 41, 0.85) 50%, rgba(255, 215, 0, 0.1)),
    var(--by-panel);
  border: 1px solid rgba(255, 215, 0, 0.35);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-disclaimer .disclaimer-contact__inner {
  padding: 34px 30px 40px;
}

.page-disclaimer .disclaimer-contact__inner .by-title {
  margin: 0 0 12px;
  color: var(--by-white);
  font-size: clamp(22px, 4vw, 32px);
}

.page-disclaimer .disclaimer-contact__lead {
  margin: 0 0 26px;
  max-width: 58ch;
  color: var(--by-gray);
  font-size: 15px;
}

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

.page-disclaimer .disclaimer-contact__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
}

.page-disclaimer .disclaimer-contact__list li:last-child {
  border-bottom: 0;
}

.page-disclaimer .disclaimer-contact__label {
  min-width: 76px;
  color: var(--by-gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.page-disclaimer .disclaimer-contact__list li > span:not(.disclaimer-contact__label),
.page-disclaimer .disclaimer-contact__list li > a {
  color: var(--by-white);
  font-size: 16px;
  font-weight: 600;
}

.page-disclaimer .disclaimer-contact__list a {
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  text-decoration: none;
}

/* 底部说明 */
.page-disclaimer .disclaimer-footnote {
  margin: 32px 0 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--by-gold);
  color: var(--by-gray);
  font-size: 13px;
  line-height: 1.7;
}

.page-disclaimer .disclaimer-footnote a {
  color: var(--by-white);
}

.page-disclaimer .disclaimer-section__body a:focus-visible,
.page-disclaimer .disclaimer-contact__list a:focus-visible,
.page-disclaimer .disclaimer-footnote a:focus-visible {
  outline: 2px solid var(--by-gold);
  outline-offset: 3px;
}

/* 平板及以上 */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero {
    padding-top: 68px;
  }

  .page-disclaimer .disclaimer-hero__inner {
    flex-direction: row;
    align-items: center;
    gap: 56px;
  }

  .page-disclaimer .disclaimer-hero__content {
    flex: 1 1 58%;
  }

  .page-disclaimer .disclaimer-hero__emblem {
    flex: 0 1 360px;
  }

  .page-disclaimer .disclaimer-hero__meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: 24px;
  }

  .page-disclaimer .disclaimer-hero__meta-item {
    flex-direction: column;
    gap: 6px;
    margin-bottom: 6px;
  }

  .page-disclaimer .disclaimer-body {
    margin-top: 80px;
  }

  .page-disclaimer .disclaimer-section {
    padding-left: 28px;
    padding-right: 16px;
  }
}

/* 桌面端 */
@media (min-width: 900px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
  }

  .page-disclaimer .disclaimer-toc__link {
    justify-content: center;
    border-bottom: 0;
    border-right: 1px dashed var(--disclaimer-line);
  }

  .page-disclaimer .disclaimer-toc__list li:last-child .disclaimer-toc__link {
    border-right: 0;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-hero {
    padding: 96px 0 56px;
  }

  .page-disclaimer .disclaimer-hero__emblem {
    flex-basis: 420px;
  }

  .page-disclaimer .disclaimer-body {
    margin-top: 96px;
  }

  .page-disclaimer .disclaimer-section {
    padding: 40px 32px 38px;
  }

  .page-disclaimer .disclaimer-contact__inner {
    padding: 44px 48px 48px;
  }
}