/* ========== 使用说明与免责声明页专属样式 ========== */
.page-disclaimer {
  --disclaimer-body-indent: 0px;
  --disclaimer-head-gap: clamp(16px, 3vw, 36px);
  position: relative;
  padding-bottom: 96px;
  background-image:
    linear-gradient(rgba(26, 26, 26, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 26, 26, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-disclaimer .breadcrumb {
  padding-top: 28px;
  margin-bottom: 0;
}

/* ========== 首屏区块 ========== */
.page-disclaimer .disclaimer-hero {
  border-bottom: var(--border-w) solid var(--border-dark);
  margin-bottom: 64px;
  padding: 56px 0 72px;
}

.page-disclaimer .disclaimer-hero__top {
  margin-bottom: 48px;
}

.page-disclaimer .disclaimer-hero h1 {
  margin: 16px 0 24px;
  font-size: clamp(2.75rem, 7vw, 5.25rem);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .disclaimer-hero .lead {
  margin: 0;
  max-width: 60ch;
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .disclaimer-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-disclaimer .disclaimer-hero__figure {
  margin: 0;
  box-shadow: var(--shadow-md);
}

.page-disclaimer .disclaimer-hero__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ========== 目录面板 ========== */
.page-disclaimer .disclaimer-toc {
  margin-bottom: 80px;
}

.page-disclaimer .disclaimer-toc__panel {
  background: var(--paper-deep);
  border: var(--border-w) solid var(--border-dark);
  box-shadow: var(--shadow-md);
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-disclaimer .disclaimer-toc__label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
}

.page-disclaimer .disclaimer-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.page-disclaimer .disclaimer-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 6px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-disclaimer .disclaimer-toc__list a:hover,
.page-disclaimer .disclaimer-toc__list a:focus-visible {
  color: var(--blue);
  border-bottom-color: var(--neon);
}

.page-disclaimer .disclaimer-toc__list .mono {
  color: var(--purple);
  font-size: 0.85rem;
  font-weight: 400;
}

.page-disclaimer .disclaimer-toc__list a:hover .mono {
  color: var(--blue);
}

/* ========== 章节区块容器 ========== */
.page-disclaimer .disclaimer-blocks {
  display: grid;
  gap: 88px;
}

.page-disclaimer .disclaimer-block {
  position: relative;
  border-top: var(--border-w) solid var(--border-dark);
  padding-top: 48px;
}

.page-disclaimer .disclaimer-block__head {
  display: flex;
  align-items: flex-start;
  gap: var(--disclaimer-head-gap);
  margin-bottom: 36px;
}

.page-disclaimer .disclaimer-block__num {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 10vw, 5rem);
  font-weight: 200;
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--purple);
}

.page-disclaimer .disclaimer-block__heading h2 {
  margin: 6px 0 0;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-disclaimer .disclaimer-block__body {
  padding-left: var(--disclaimer-body-indent);
}

.page-disclaimer .disclaimer-block__body > p {
  margin: 0 0 18px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .disclaimer-block__note {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px dashed var(--ink-soft);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.page-disclaimer .disclaimer-block__note a {
  color: var(--blue);
  font-weight: 600;
  text-decoration-color: var(--neon);
  text-underline-offset: 4px;
}

.page-disclaimer .disclaimer-lede::first-letter {
  float: left;
  margin: 2px 6px 0 0;
  font-size: 1.5em;
  font-weight: 700;
  line-height: 1;
  color: var(--blue);
}

/* ========== 知识产权卡片 ========== */
.page-disclaimer .ip-card {
  margin: 0;
}

.page-disclaimer .ip-card__title {
  margin: 0 0 14px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-disclaimer .ip-card__title .mono {
  color: var(--purple);
  margin-right: 6px;
}

.page-disclaimer .ip-card__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ========== 区块03：禁止行为（深空蓝） ========== */
.page-disclaimer .disclaimer-block--dark {
  background: var(--blue);
  border: var(--border-w) solid var(--border-dark);
  box-shadow: var(--shadow-lg);
  color: var(--white);
  padding: 56px clamp(20px, 4vw, 48px);
}

.page-disclaimer .disclaimer-block--dark .disclaimer-block__body {
  padding-left: 0;
}

.page-disclaimer .disclaimer-block--dark .disclaimer-block__num {
  color: var(--neon);
}

.page-disclaimer .disclaimer-block--dark h2 {
  color: var(--white);
}

.page-disclaimer .disclaimer-block--dark .kicker {
  color: rgba(255, 255, 255, 0.7);
}

.page-disclaimer .disclaimer-block--dark .disclaimer-block__body > p {
  color: rgba(255, 255, 255, 0.88);
}

.page-disclaimer .prohibited-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-disclaimer .prohibited-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 22px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-disclaimer .prohibited-item:hover,
.page-disclaimer .prohibited-item:focus-within {
  background: rgba(57, 255, 20, 0.1);
  border-color: var(--neon);
  transform: translateY(-2px);
}

.page-disclaimer .prohibited-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  color: var(--neon);
}

.page-disclaimer .prohibited-item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.page-disclaimer .prohibited-item p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.75);
}

/* ========== 区块04：免责声明 ========== */
.page-disclaimer .disclaimer-block--notice {
  background: var(--paper-deep);
  border-top: var(--border-w) solid var(--border-dark);
  border-left: 6px solid var(--neon);
  box-shadow: var(--shadow-md);
  padding: 48px clamp(20px, 4vw, 36px) 40px;
}

.page-disclaimer .disclaimer-block--notice .disclaimer-block__body {
  padding-left: 0;
}

.page-disclaimer .disclaimer-lead-in {
  margin: 0 0 20px;
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-disclaimer .disclaimer-points {
  display: grid;
  gap: 14px;
  margin: 28px 0 8px;
}

.page-disclaimer .disclaimer-point {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 18px 0;
  border-top: 1px solid rgba(26, 26, 26, 0.15);
}

.page-disclaimer .disclaimer-point__num {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--purple);
}

.page-disclaimer .disclaimer-point p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ========== 区块05：条款变更 ========== */
.page-disclaimer .changes-note {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 28px;
  padding: 20px 24px;
  background: var(--paper);
  border: var(--border-w) solid var(--border-dark);
  box-shadow: var(--shadow-sm);
}

.page-disclaimer .changes-note__mark {
  font-size: 1.5rem;
  line-height: 1;
  color: var(--purple);
}

.page-disclaimer .changes-note p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ========== 区块06：联系我们 ========== */
.page-disclaimer .disclaimer-block--contact .disclaimer-block__body > p:first-child {
  max-width: 60ch;
}

.page-disclaimer .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-disclaimer .contact-card {
  background: var(--paper);
  border: var(--border-w) solid var(--border-dark);
  box-shadow: var(--shadow-sm);
  padding: 24px;
}

.page-disclaimer .contact-card__label {
  display: inline-block;
  margin-bottom: 12px;
  padding-bottom: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--purple);
  border-bottom: 2px solid var(--neon);
}

.page-disclaimer .contact-card__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
}

.page-disclaimer a.contact-card__value:hover {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: var(--neon);
  text-underline-offset: 4px;
}

.page-disclaimer .contact-card__desc {
  margin: 8px 0 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* ========== 桌面端增强 ========== */
@media (min-width: 768px) {
  .page-disclaimer {
    --disclaimer-body-indent: clamp(64px, 9vw, 104px);
  }

  .page-disclaimer .disclaimer-toc__panel {
    flex-direction: row;
    align-items: center;
    gap: 32px;
  }

  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-disclaimer .prohibited-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-disclaimer .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .prohibited-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .contact-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}