/* ========== 页面：disclaimer ========== */
.page-disclaimer {
  --pd-title-size: 34px;
  --pd-section-title: 24px;
  --pd-clause-size: 15px;
  --pd-line: var(--c-border);
  background: var(--c-primary);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* —— 首屏框景 —— */
.page-disclaimer__hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--c-primary);
  border-bottom: 1px solid var(--pd-line);
}
.page-disclaimer__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  filter: saturate(0.7);
}
.page-disclaimer__hero-box {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 48px 16px 40px;
}
.page-disclaimer__hero-box .container {
  padding-left: 0;
  padding-right: 0;
}
.page-disclaimer__hero-box .breadcrumb {
  margin-bottom: 22px;
}
.page-disclaimer__kicker {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
}
.page-disclaimer__h1 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: var(--pd-title-size);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--c-light);
}
.page-disclaimer__h1::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  background: var(--c-accent);
  margin-top: 16px;
  transform: skewX(-20deg);
}
.page-disclaimer__intro {
  margin: 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-dim);
}

/* —— 页内目录条 —— */
.page-disclaimer__index-bar {
  background: var(--c-secondary-bg);
  border-bottom: 1px solid var(--pd-line);
}
.page-disclaimer__index-bar .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 28px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.page-disclaimer__index-link {
  position: relative;
  padding: 4px 0;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--c-text-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.page-disclaimer__index-link:hover {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* —— 章节通用 —— */
.page-disclaimer__section {
  padding: 48px 0;
  background: var(--c-primary);
}
.page-disclaimer__section--alt {
  background: var(--c-secondary-bg);
  border-top: 1px solid var(--pd-line);
  border-bottom: 1px solid var(--pd-line);
}
.page-disclaimer__section-head {
  margin-bottom: 28px;
}
.page-disclaimer__dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(255, 106, 0, 0.16);
  margin-bottom: 14px;
}
.page-disclaimer__section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--pd-section-title);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--c-light);
}
.page-disclaimer__section-title::after {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  background: var(--c-accent);
  margin-top: 12px;
  transform: skewX(-20deg);
}

/* —— 条款正文 —— */
.page-disclaimer__clauses {
  font-size: var(--pd-clause-size);
  line-height: 1.8;
  color: var(--c-text);
}
.page-disclaimer__paragraph {
  margin: 0 0 18px;
  color: var(--c-text-dim);
}
.page-disclaimer__list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: clause;
}
.page-disclaimer__item {
  position: relative;
  padding: 0 0 18px 44px;
}
.page-disclaimer__item + .page-disclaimer__item {
  padding-top: 18px;
  border-top: 1px dashed var(--pd-line);
}
.page-disclaimer__item p {
  margin: 0;
  font-size: var(--pd-clause-size);
  line-height: 1.75;
  color: var(--c-text);
}
.page-disclaimer__num {
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-accent);
  color: var(--c-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.18);
}
.page-disclaimer__quote {
  margin: 4px 0 0;
  border-left: 3px solid var(--c-neon);
  background: rgba(57, 255, 20, 0.05);
  padding: 14px 16px;
}
.page-disclaimer__quote p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

/* —— 展开收起 —— */
.page-disclaimer__details {
  margin-top: 4px;
  border: 1px solid var(--pd-line);
  background: rgba(16, 31, 60, 0.6);
  border-radius: var(--radius);
}
.page-disclaimer__details summary {
  cursor: pointer;
  list-style: none;
  position: relative;
  padding: 14px 40px 14px 16px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-text);
  transition: color var(--transition-fast);
}
.page-disclaimer__details summary:hover {
  color: var(--c-accent);
}
.page-disclaimer__details summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer__details summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--c-accent);
  transition: transform var(--transition-fast);
}
.page-disclaimer__details[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}
.page-disclaimer__details-body {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--pd-line);
}
.page-disclaimer__details-body p {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--c-text-dim);
}
.page-disclaimer__details-body ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

/* —— 联系方式 —— */
.page-disclaimer__contact-list {
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-disclaimer__contact-item {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 12px;
  padding: 14px 16px;
  background: rgba(16, 31, 60, 0.55);
  border: 1px solid var(--pd-line);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.page-disclaimer__contact-item:hover {
  border-color: rgba(255, 106, 0, 0.55);
  box-shadow: 0 0 0 1px rgba(255, 106, 0, 0.12);
}
.page-disclaimer__contact-item dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-neon);
}
.page-disclaimer__contact-item dd {
  margin: 0;
  font-size: 14px;
  color: var(--c-text);
  word-break: break-all;
}
.page-disclaimer__contact-note {
  grid-column: 2;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-text-dim);
}

/* —— 按钮行 —— */
.page-disclaimer__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}
.page-disclaimer__btn {
  text-decoration: none;
}

/* —— 底部返回条 —— */
.page-disclaimer__footer-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 40px;
  padding-bottom: 56px;
  border-top: 1px solid var(--pd-line);
}
.page-disclaimer__footer-tip {
  margin: 0;
  max-width: 620px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-text-dim);
}
.page-disclaimer__back-btn {
  flex-shrink: 0;
  text-decoration: none;
}

/* —— 桌面端 —— */
@media (min-width: 768px) {
  .page-disclaimer {
    --pd-title-size: 48px;
    --pd-section-title: 28px;
    --pd-clause-size: 16px;
  }
  .page-disclaimer__hero {
    min-height: 300px;
  }
  .page-disclaimer__hero-box {
    padding: 64px 0 56px;
  }
  .page-disclaimer__intro {
    font-size: 16px;
  }
  .page-disclaimer__section {
    padding: 64px 0;
  }
  .page-disclaimer__section-grid {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }
  .page-disclaimer__section-head {
    margin-bottom: 0;
  }
  .page-disclaimer__clauses {
    max-width: 820px;
  }
  .page-disclaimer__item p {
    font-size: var(--pd-clause-size);
  }
  .page-disclaimer__contact-item {
    grid-template-columns: 120px minmax(0, 1fr);
  }
  .page-disclaimer__footer-bar {
    padding-top: 48px;
    padding-bottom: 72px;
  }
}