.page-disclaimer {
  padding: 24px 0 96px;
  background-color: var(--c-bg-main);
  font-family: var(--font-body);
  color: var(--c-text);
}

.page-disclaimer > .container {
  margin-bottom: 72px;
}

.page-disclaimer > .container:last-child {
  margin-bottom: 0;
}

.page-disclaimer > .container.breadcrumb {
  margin-bottom: 0;
}

/* ===== Hero ===== */
.page-disclaimer .disclaimer-hero {
  position: relative;
  margin-top: 28px;
  margin-bottom: 72px;
  padding: 52px 0 48px;
  background-color: var(--c-bg-card);
  background-image:
    linear-gradient(rgba(35, 53, 84, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 53, 84, 0.22) 1px, transparent 1px);
  background-size: 32px 32px;
  border-top: 3px solid var(--c-line);
  border-bottom: 3px solid var(--c-line);
  box-shadow: var(--shadow-header);
  overflow: hidden;
}

.page-disclaimer .disclaimer-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-top: 48px solid var(--c-lava);
  border-left: 48px solid transparent;
}

.page-disclaimer .disclaimer-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-disclaimer .disclaimer-hero__title-block {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.page-disclaimer .disclaimer-hero__heading {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-disclaimer .disclaimer-hero__index {
  font-family: var(--font-display);
  font-size: 72px;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 2px var(--c-neon);
  opacity: 0.55;
  flex-shrink: 0;
}

.page-disclaimer .page-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(40px, 8vw, 72px);
  line-height: 0.95;
  letter-spacing: 0.01em;
  color: var(--c-text);
  text-transform: uppercase;
}

.page-disclaimer .disclaimer-hero__lead {
  max-width: 640px;
  margin: 0;
  padding-left: 16px;
  border-left: 4px solid var(--c-neon);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* ===== 章节标题扩展 ===== */
.page-disclaimer .section-head {
  margin-bottom: 26px;
  position: relative;
  z-index: 1;
}

.page-disclaimer .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.15;
  color: var(--c-text);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* ===== 访问指南 ===== */
.page-disclaimer .guide-section {
  position: relative;
}

.page-disclaimer .guide-section::before {
  content: "GUIDE";
  position: absolute;
  top: -10px;
  right: 0;
  z-index: 0;
  font-family: var(--font-display);
  font-size: 96px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(35, 53, 84, 0.55);
  pointer-events: none;
}

.page-disclaimer .guide-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-disclaimer .guide-card {
  position: relative;
  padding: 28px 24px;
  background: var(--c-bg-card);
  border: 2px solid var(--c-line);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-disclaimer .guide-card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--c-neon);
  box-shadow: var(--shadow-card-hover);
}

.page-disclaimer .guide-card__no {
  position: absolute;
  top: -16px;
  right: 18px;
  font-family: var(--font-display);
  font-size: 56px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--c-neon);
  opacity: 0.45;
  pointer-events: none;
}

.page-disclaimer .guide-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.2;
  color: var(--c-text);
  letter-spacing: 0.02em;
}

.page-disclaimer .guide-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* ===== 下载说明 ===== */
.page-disclaimer .install-section {
  position: relative;
}

.page-disclaimer .install-section::before {
  content: "SETUP";
  position: absolute;
  bottom: -20px;
  right: 0;
  z-index: 0;
  font-family: var(--font-display);
  font-size: 88px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(35, 53, 84, 0.4);
  pointer-events: none;
}

.page-disclaimer .install-section__intro {
  max-width: 680px;
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.page-disclaimer .install-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 24px;
}

.page-disclaimer .install-steps {
  display: grid;
  gap: 12px;
}

.page-disclaimer .step-item {
  border: 2px solid var(--c-line);
  background: var(--c-bg-card);
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease;
}

.page-disclaimer .step-item[open] {
  border-color: rgba(57, 255, 20, 0.45);
}

.page-disclaimer .step-item__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  background: rgba(2, 12, 27, 0.4);
}

.page-disclaimer .step-item__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .step-item__no {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1;
  color: var(--c-neon);
  min-width: 34px;
}

.page-disclaimer .step-item__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
}

.page-disclaimer .step-item__body {
  padding: 16px 18px 18px 62px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.page-disclaimer .step-item__body p {
  margin: 0;
}

.page-disclaimer .install-figure {
  margin: 0;
  padding: 12px;
  border: 2px solid var(--c-line);
  background: var(--c-bg-card);
  box-shadow: var(--shadow-card);
  align-self: start;
}

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

.page-disclaimer .install-figure figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 4px 2px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-sub);
}

.page-disclaimer .install-figure__tag {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--c-neon);
}

/* ===== 版权与免责 ===== */
.page-disclaimer .legal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-disclaimer .legal-block {
  position: relative;
  padding: 28px 24px;
  background: rgba(17, 34, 64, 0.45);
  border-left: 4px solid var(--c-line);
  transition: border-left-color 0.2s ease, background 0.2s ease;
}

.page-disclaimer .legal-block:hover {
  border-left-color: var(--c-neon);
  background: rgba(17, 34, 64, 0.75);
}

.page-disclaimer .legal-grid--three .legal-block:last-child {
  border-left-color: var(--c-lava);
}

.page-disclaimer .legal-grid--three .legal-block:last-child:hover {
  border-left-color: var(--c-lava);
  background: rgba(255, 107, 53, 0.08);
}

.page-disclaimer .legal-block__no {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--c-neon);
}

.page-disclaimer .legal-block h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.2;
  color: var(--c-text);
}

.page-disclaimer .legal-block p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* ===== 相关链接 ===== */
.page-disclaimer .related-links__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px 24px;
  border: 2px solid var(--c-line);
  background:
    linear-gradient(90deg, rgba(57, 255, 20, 0.04) 0%, transparent 100%),
    var(--c-bg-card);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .related-links__items {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-disclaimer .related-links__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  background: rgba(10, 25, 47, 0.7);
  color: var(--c-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-disclaimer .related-links__item:hover {
  border-color: var(--c-neon);
  background: rgba(57, 255, 20, 0.08);
  transform: translateY(-2px);
}

.page-disclaimer .related-links__arrow {
  color: var(--c-neon);
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 48px;
    align-items: end;
  }

  .page-disclaimer .disclaimer-hero__lead {
    margin-bottom: 6px;
    font-size: 16px;
  }

  .page-disclaimer .guide-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-disclaimer .install-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 36px;
    align-items: start;
  }

  .page-disclaimer .legal-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-disclaimer .legal-grid--three {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-disclaimer .related-links__items {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}