/* ===== 页面作用域：disclaimer ===== */
.page-disclaimer {
  position: relative;
  background: var(--color-bg-deep);
  color: var(--color-text-light);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

.page-disclaimer section[id] {
  scroll-margin-top: calc(var(--header-h) + 12px);
}

.page-disclaimer .breadcrumb {
  margin-bottom: 1.5rem;
}

/* ---------- Hero ---------- */
.disclaimer-hero {
  position: relative;
  padding: 2rem 0 2.2rem;
  background-image:
    linear-gradient(rgba(192, 192, 192, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 192, 192, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  border-bottom: 3px solid var(--color-accent-orange);
}

.disclaimer-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 70px;
  height: 70px;
  background: var(--color-accent-orange);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0.92;
}

.disclaimer-vertical-note {
  position: absolute;
  top: 118px;
  left: 6px;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  color: var(--color-silver);
  text-transform: uppercase;
  opacity: 0.65;
}

.disclaimer-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  align-items: center;
}

.disclaimer-hero-copy {
  max-width: 42em;
}

.disclaimer-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--color-accent-green);
  border: 1px solid rgba(0, 230, 118, 0.45);
  background: rgba(0, 230, 118, 0.06);
  padding: 0.3rem 0.6rem;
  margin-bottom: 1rem;
}

.disclaimer-hero h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-white);
  margin: 0 0 1rem;
}

.disclaimer-hero-lead {
  margin: 0 0 1.4rem;
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 34em;
}

.disclaimer-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  padding-top: 0.75rem;
  border-top: 2px solid rgba(192, 192, 192, 0.2);
}

.disclaimer-hero-meta span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-silver);
}

.disclaimer-hero-media {
  position: relative;
  max-width: 800px;
}

.disclaimer-hero-media::before {
  content: "";
  position: absolute;
  top: -10px;
  left: -10px;
  width: 60px;
  height: 60px;
  background: var(--color-accent-orange);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  z-index: 2;
}

.disclaimer-hero-img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  max-width: 800px;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 3px solid var(--color-silver);
  box-shadow: var(--shadow-lg);
}

/* ---------- 目录 ---------- */
.terms-toc {
  background: var(--color-bg-panel);
  border: 2px solid var(--color-silver);
  box-shadow: var(--shadow-lg);
  padding: 1.25rem;
  margin: 2rem 0 2.5rem;
}

.terms-toc-title {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--color-white);
}

.terms-toc-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.terms-toc-link {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.7rem 0.8rem;
  background: var(--color-bg-deep);
  border: 2px solid var(--color-silver);
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.terms-toc-link:hover,
.terms-toc-link:focus-visible {
  border-color: var(--color-accent-orange);
  transform: translateX(4px);
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.15);
}

.terms-toc-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent-orange);
  background: rgba(255, 107, 53, 0.12);
  border-left: 4px solid var(--color-accent-orange);
  padding: 0.2rem 0.5rem;
}

.terms-toc-text {
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 0.03em;
  color: var(--color-text-light);
}

/* ---------- 章节面板 ---------- */
.terms-section {
  position: relative;
  background: var(--color-bg-panel);
  border: 2px solid var(--color-silver);
  box-shadow: var(--shadow-lg);
  padding: 1.8rem 1.2rem;
  margin-bottom: 2.2rem;
}

.section-label-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.3rem;
  padding-bottom: 0.7rem;
  border-bottom: 2px solid rgba(192, 192, 192, 0.22);
}

.section-orange-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 34px;
  padding: 0 0.55rem;
  background: var(--color-accent-orange);
  color: var(--color-bg-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
}

.section-label {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--color-white);
}

.terms-section h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-white);
  margin: 0 0 0.9rem;
  letter-spacing: -0.01em;
}

.terms-section-lead {
  margin: 0 0 1.4rem;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.terms-clause {
  display: flex;
  gap: 0.7rem;
  margin-top: 1.2rem;
  padding-top: 1.1rem;
  border-top: 1px dashed rgba(192, 192, 192, 0.28);
}

.terms-clause-num {
  flex: 0 0 auto;
  height: fit-content;
  min-width: 2.4em;
  text-align: center;
  padding: 0.2rem 0.35rem;
  background: var(--color-accent-orange);
  color: var(--color-bg-deep);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.35;
}

.terms-clause-body h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--color-white);
}

.terms-clause-body p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--color-text-light);
}

/* 窄面板：免责声明 */
.terms-section-narrow {
  margin-left: auto;
  margin-right: auto;
  max-width: 780px;
  border-color: var(--color-accent-orange);
  background-image: repeating-linear-gradient(
    -45deg,
    rgba(255, 107, 53, 0.04) 0,
    rgba(255, 107, 53, 0.04) 8px,
    transparent 8px,
    transparent 16px
  );
}

.terms-section-narrow::before {
  content: "";
  position: absolute;
  top: 2rem;
  bottom: 2rem;
  left: -8px;
  width: 8px;
  background: var(--color-accent-orange);
  transform: skewY(-4deg);
}

.terms-warning {
  background: rgba(255, 107, 53, 0.1);
  border-left: 4px solid var(--color-accent-orange);
  padding: 0.8rem 1rem;
  margin: 0 0 1.4rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* 笔记信息条 */
.terms-note {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin-top: 1.5rem;
  padding: 0.9rem 1rem;
  background: rgba(255, 107, 53, 0.08);
  border: 1px solid rgba(255, 107, 53, 0.3);
}

.terms-note-dot {
  width: 10px;
  height: 10px;
  background: var(--color-accent-green);
  margin-top: 0.4rem;
  flex: 0 0 auto;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.terms-note p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

/* ---------- 知识产权 ---------- */
.terms-ip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 2rem;
}

.terms-copyright-box {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--color-bg-deep);
  border: 2px solid var(--color-silver);
}

.terms-copyright-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-silver);
  color: var(--color-bg-deep);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  flex: 0 0 auto;
}

.terms-copyright-box p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

/* ---------- 联系与法律支持 ---------- */
.terms-support {
  margin: 3rem 0;
}

.terms-support-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  background: var(--color-bg-panel);
  border: 2px solid var(--color-accent-orange);
  box-shadow: var(--shadow-lg);
  padding: 1.8rem 1.2rem;
}

.terms-support-card::before {
  content: "";
  position: absolute;
  top: -2px;
  right: -2px;
  width: 60px;
  height: 60px;
  background: var(--color-accent-orange);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.terms-support-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: var(--color-accent-orange);
  color: var(--color-bg-deep);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
}

.terms-support-body h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-white);
}

.terms-support-body > p {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.terms-contact-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0.8rem 1rem;
  background: var(--color-bg-deep);
  border-left: 4px solid var(--color-accent-green);
}

.terms-contact-list li {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.3rem 0;
  color: var(--color-text-light);
}

.terms-contact-list .data-highlight {
  color: var(--color-accent-green);
}

.terms-support-links {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.terms-support-links a {
  color: var(--color-accent-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面端适配 ---------- */
@media (min-width: 768px) {
  .disclaimer-hero {
    padding: 2.5rem 0 2.8rem;
  }

  .disclaimer-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2.5rem;
  }

  .disclaimer-vertical-note {
    left: 10px;
    font-size: 0.75rem;
  }

  .terms-toc-links {
    grid-template-columns: repeat(3, 1fr);
  }

  .terms-section {
    padding: 2.2rem 2rem;
    margin-bottom: 3rem;
  }

  .terms-section h2 {
    font-size: 1.7rem;
  }

  .terms-clause {
    gap: 1.2rem;
  }

  .terms-clause-body p {
    font-size: 0.92rem;
  }

  .terms-support-card {
    grid-template-columns: auto 1fr;
    padding: 2.2rem 2rem;
  }
}

@media (min-width: 1024px) {
  .disclaimer-hero h1 {
    font-size: 2.9rem;
  }

  .disclaimer-hero-media::after {
    content: "";
    position: absolute;
    bottom: -14px;
    right: -14px;
    width: 0;
    height: 0;
    border-bottom: 48px solid var(--color-accent-green);
    border-left: 48px solid transparent;
    z-index: 0;
  }

  .terms-section-narrow {
    max-width: 860px;
  }

  .terms-ip-grid {
    grid-template-columns: 1fr 1fr;
  }

  .terms-support-card {
    padding: 2.4rem 2.5rem;
  }
}