/* ====== 使用说明页 · page-disclaimer ====== */
.page-disclaimer {
  --disclaimer-gold: var(--gold-end);
  --disclaimer-gold-deep: var(--gold-start);
  --disclaimer-line: rgba(255, 215, 0, 0.26);
  --disclaimer-muted: #8A94A6;
  background: var(--deep-space-blue);
  color: var(--text-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.page-disclaimer h1,
.page-disclaimer h2,
.page-disclaimer h3 {
  font-family: var(--font-heading);
}

.page-disclaimer a {
  color: var(--gold-end);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 215, 0, 0.36);
  text-decoration-thickness: 1px;
  transition: color 0.3s var(--ease), text-decoration-color 0.3s var(--ease);
}

.page-disclaimer a:hover,
.page-disclaimer a:focus-visible {
  color: #ffe97a;
  text-decoration-color: var(--gold-end);
}

/* —— 封面区 —— */
.disclaimer-cover {
  position: relative;
  padding: 40px 0 36px;
  background:
    linear-gradient(120deg, rgba(14, 42, 95, 0.9) 0%, rgba(10, 29, 79, 0.3) 58%, rgba(10, 29, 79, 0.1) 100%),
    var(--deep-space-blue);
  border-bottom: 1px solid rgba(255, 215, 0, 0.16);
}

.disclaimer-cover__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.disclaimer-cover__topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

.disclaimer-cover__breadcrumb {
  margin: 0;
  font-size: 0.85rem;
}

.disclaimer-cover__path {
  display: inline-block;
  flex-shrink: 0;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(232, 236, 241, 0.62);
  background: rgba(14, 42, 95, 0.52);
  border: 1px solid rgba(255, 215, 0, 0.24);
  border-radius: 2px;
  padding: 4px 10px;
  transform: skewX(-10deg);
}

.disclaimer-cover__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: end;
}

.disclaimer-cover__text {
  position: relative;
  z-index: 1;
}

.disclaimer-cover__eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 10px 5px 6px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-end);
  background: rgba(255, 215, 0, 0.08);
  border-left: 3px solid var(--gold-start);
  transform: skewX(-8deg);
}

.disclaimer-cover h1 {
  margin: 0 0 14px;
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0.01em;
  transform: skewX(-3deg);
}

.disclaimer-cover__brand {
  color: var(--gold-end);
}

.disclaimer-cover__lead {
  max-width: 640px;
  margin: 0 0 24px;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(232, 236, 241, 0.84);
}

.disclaimer-cover__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.disclaimer-cover__tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(232, 236, 241, 0.78);
  background: rgba(14, 42, 95, 0.65);
  border: 1px solid rgba(255, 215, 0, 0.22);
  border-radius: 999px;
}

.disclaimer-cover__visual {
  position: relative;
}

.disclaimer-cover__figure {
  position: relative;
  width: 100%;
  margin: 0;
  border-radius: var(--radius-cut);
  overflow: hidden;
  background: var(--night-blue);
  box-shadow: var(--shadow-1);
  aspect-ratio: 4 / 3;
}

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

.disclaimer-cover__frame {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid rgba(255, 215, 0, 0.42);
  border-radius: var(--radius-cut);
  box-shadow: inset 0 0 0 14px rgba(10, 29, 79, 0.2);
}

.disclaimer-cover__frame::after {
  content: "";
  position: absolute;
  top: 0;
  left: -12%;
  width: 38%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255, 215, 0, 0.16), transparent 70%);
  transform: skewX(-18deg);
}

/* —— 文档正文 —— */
.disclaimer-doc {
  padding: 48px 0 72px;
  background:
    radial-gradient(1100px 600px at 88% 0%, rgba(14, 42, 95, 0.5), transparent 64%),
    var(--deep-space-blue);
}

.disclaimer-doc__inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

/* —— 章节 —— */
.disclaimer-chapter {
  position: relative;
  padding: 52px 0 44px;
  border-top: 1px solid rgba(255, 215, 0, 0.18);
}

.disclaimer-chapter:first-child {
  border-top: 0;
  padding-top: 8px;
}

.disclaimer-chapter::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 132px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-end), var(--gold-deep) 60%, transparent);
  transform: skewX(-45deg);
}

.disclaimer-chapter__head {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.disclaimer-chapter__head::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 72px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-end), var(--gold-deep));
  transform: skewX(-45deg);
}

.disclaimer-chapter__index {
  display: inline-block;
  min-width: 76px;
  font-size: clamp(3rem, 11vw, 4.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: rgba(255, 215, 0, 0.22);
  -webkit-text-stroke: 1px rgba(255, 215, 0, 0.5);
  transform: skewX(-12deg);
}

.disclaimer-chapter__heading {
  flex: 1;
  min-width: 200px;
  padding-top: 8px;
}

.disclaimer-chapter__heading h2 {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: 0.02em;
}

.disclaimer-chapter__heading h2::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--gold-end), var(--gold-deep));
}

.disclaimer-chapter__intro {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--disclaimer-muted);
}

.disclaimer-chapter__blocks {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.disclaimer-block {
  position: relative;
  padding: 18px 18px 18px 22px;
  background: rgba(14, 42, 95, 0.34);
  border-left: 3px solid var(--disclaimer-line);
  border-radius: 0 var(--radius-cut) var(--radius-cut) 0;
  transition: background 0.3s var(--ease);
}

.disclaimer-block:hover {
  background: rgba(14, 42, 95, 0.52);
}

.disclaimer-block h3 {
  margin: 0 0 8px;
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--gold-end);
}

.disclaimer-block p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.82;
  color: rgba(232, 236, 241, 0.8);
}

.disclaimer-block--wide {
  background:
    linear-gradient(135deg, rgba(14, 42, 95, 0.72), rgba(14, 42, 95, 0.3) 75%),
    rgba(14, 42, 95, 0.4);
  border-left-color: var(--gold-end);
}

/* —— 站内服务索引 —— */
.disclaimer-index {
  position: relative;
  margin-top: 72px;
  padding: 34px 24px 28px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 215, 0, 0.12), transparent 62%),
    #f0f4f8;
  border: 1px solid rgba(255, 215, 0, 0.55);
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-1);
}

.disclaimer-index::before {
  content: "";
  position: absolute;
  top: -64px;
  right: -48px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.32), transparent 68%);
  pointer-events: none;
}

.disclaimer-index__title {
  position: relative;
  margin-bottom: 20px;
}

.disclaimer-index__overline {
  margin: 0 0 6px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-start);
}

.disclaimer-index__title h2 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 900;
  color: #0a1d4f;
}

.disclaimer-index__list {
  position: relative;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  padding: 0;
}

.disclaimer-index__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(10, 29, 79, 0.18);
}

.disclaimer-index__item:last-child {
  border-bottom: 0;
}

.page-disclaimer .disclaimer-index__item a {
  font-size: 1rem;
  font-weight: 800;
  color: #0a1d4f;
  text-decoration: none;
  transition: color 0.3s var(--ease);
}

.page-disclaimer .disclaimer-index__item a::after {
  content: "→";
  display: inline-block;
  margin-left: 6px;
  color: var(--gold-start);
  transition: transform 0.3s var(--ease);
}

.page-disclaimer .disclaimer-index__item a:hover {
  color: var(--gold-start);
}

.page-disclaimer .disclaimer-index__item a:hover::after {
  transform: translateX(4px);
}

.disclaimer-index__desc {
  font-size: 0.85rem;
  line-height: 1.5;
  color: #0a1d4f;
  opacity: 0.72;
}

/* —— 桌面布局 —— */
@media (min-width: 768px) {
  .disclaimer-cover {
    padding: 52px 0 44px;
  }

  .disclaimer-cover__topline {
    margin-bottom: 44px;
  }

  .disclaimer-cover__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
  }

  .disclaimer-cover__lead {
    font-size: 1.06rem;
  }

  .disclaimer-doc {
    padding: 64px 0 96px;
  }

  .disclaimer-chapter {
    padding: 60px 0 52px;
  }

  .disclaimer-chapter__head {
    gap: 24px;
    margin-bottom: 34px;
  }

  .disclaimer-chapter__index {
    min-width: 92px;
  }

  .disclaimer-chapter__blocks {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px 36px;
    margin-top: 12px;
  }

  .disclaimer-block {
    padding: 24px 24px 24px 28px;
  }

  .disclaimer-block--wide {
    grid-column: span 2;
  }

  .disclaimer-index {
    margin-top: 92px;
    padding: 40px 36px 34px;
  }

  .disclaimer-index__list {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0 40px;
  }
}

.page-disclaimer {
  --gold-deep: transparent;
}