/* ===== 使用指引 · page-disclaimer ===== */

.page-disclaimer {
  background: var(--night);
  color: var(--score);
}

.page-disclaimer .guide-link {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .guide-link:hover {
  color: var(--cyan-soft);
}

.page-disclaimer .guide-key {
  color: var(--cyan-soft);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .guide-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h-sm) + 22px) 0 clamp(38px, 8vw, 84px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .guide-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 32%;
  opacity: .3;
  z-index: -2;
  filter: saturate(.7) contrast(1.05);
}

.page-disclaimer .guide-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 12% 6%, rgba(43, 230, 200, .16), transparent 58%),
    linear-gradient(180deg, rgba(5, 19, 15, .62) 0%, rgba(5, 19, 15, .9) 58%, var(--night) 100%);
}

.page-disclaimer .guide-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .guide-hero__note {
  position: absolute;
  top: 50%;
  right: clamp(10px, 2.5vw, 34px);
  display: none;
  margin: 0;
  transform: translateY(-50%);
  transform-origin: center;
  rotate: 90deg;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--mute);
  opacity: .65;
  white-space: nowrap;
  pointer-events: none;
}

.page-disclaimer .guide-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8vw, 86px);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--score);
}

.page-disclaimer .guide-hero__lede {
  max-width: 48ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.75;
  color: var(--mute);
}

/* 首屏三条摘要 */

.page-disclaimer .guide-summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(26px, 5vw, 46px);
}

.page-disclaimer .guide-summary__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(160deg, rgba(18, 58, 46, .88), rgba(11, 42, 34, .62));
  color: var(--score);
  text-decoration: none;
  transition: border-color .2s ease, transform .2s ease;
}

.page-disclaimer .guide-summary__item::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 52px;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--cyan-12));
  transform: skewX(-14deg) translateX(20px);
  pointer-events: none;
}

.page-disclaimer .guide-summary__item:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-disclaimer .guide-summary__item:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-disclaimer .guide-summary__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-disclaimer .guide-summary__text {
  font-size: 15px;
  line-height: 1.65;
}

/* ---------- 规则条目 ---------- */

.page-disclaimer .guide-rules {
  padding-top: clamp(38px, 7vw, 84px);
  padding-bottom: clamp(36px, 6vw, 72px);
}

.page-disclaimer .guide-rule {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-top: clamp(26px, 5vw, 50px);
  scroll-margin-top: calc(var(--header-h-sm) + 26px);
}

.page-disclaimer .guide-rule + .guide-rule::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--cyan) 0, var(--cyan) 72px, var(--line) 72px, var(--line) 100%);
  transform: skewY(-.8deg);
  transform-origin: left center;
  opacity: .85;
}

.page-disclaimer .guide-rule__num {
  font-size: clamp(38px, 6.5vw, 78px);
  line-height: .85;
  letter-spacing: -.02em;
  color: rgba(43, 230, 200, .22);
  -webkit-text-stroke: 1.4px var(--cyan);
  align-self: start;
}

.page-disclaimer .guide-rule__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--score);
}

.page-disclaimer .guide-rule__lede {
  max-width: 58ch;
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mute);
}

.page-disclaimer .guide-rule__toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

.page-disclaimer .guide-rule__body {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .guide-rule__body li {
  position: relative;
  padding: 13px 16px 13px 40px;
  border: 1px solid transparent;
  border-radius: var(--r-card);
  background: var(--grass);
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--score);
}

.page-disclaimer .guide-rule__body li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 12px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .guide-rule__body li.is-key {
  border-color: rgba(255, 90, 43, .55);
  background: linear-gradient(100deg, var(--hot-12), var(--grass) 58%);
  box-shadow: inset 3px 0 0 var(--hot);
}

.page-disclaimer .guide-rule__body li.is-key::before {
  background: var(--hot);
}

.page-disclaimer .guide-rule__more {
  display: none;
  width: fit-content;
  margin-top: 14px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
  cursor: pointer;
}

.page-disclaimer .guide-rule__more::before {
  content: "展开全部条款";
}

.page-disclaimer .guide-rule__toggle:checked ~ .guide-rule__more::before {
  content: "收起条款";
}

/* ---------- 结尾联系带 ---------- */

.page-disclaimer .guide-contact {
  padding-bottom: clamp(52px, 9vw, 108px);
}

.page-disclaimer .guide-contact__card {
  max-width: 820px;
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--r-panel);
  background: linear-gradient(150deg, var(--stand), var(--grass) 72%);
}

.page-disclaimer .guide-contact__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 30px);
  color: var(--score);
}

.page-disclaimer .guide-contact__text {
  max-width: 52ch;
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--mute);
}

.page-disclaimer .guide-contact__rows {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-disclaimer .guide-contact__rows .contact-row {
  margin: 0;
}

.page-disclaimer .guide-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .guide-summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .guide-hero {
    padding-top: calc(var(--header-h) + 42px);
  }

  .page-disclaimer .guide-hero__note {
    display: block;
  }

  .page-disclaimer .guide-rule {
    grid-template-columns: clamp(92px, 11vw, 146px) minmax(0, 1fr);
    column-gap: clamp(24px, 4vw, 56px);
    scroll-margin-top: calc(var(--header-h) + 34px);
  }

  .page-disclaimer .guide-rule__num {
    padding-top: 4px;
  }

  .page-disclaimer .guide-rule__body li {
    padding: 14px 20px 14px 44px;
  }

  .page-disclaimer .guide-rule__body li::before {
    left: 20px;
    top: 25px;
  }
}

@media (max-width: 719px) {
  .page-disclaimer .guide-rule__body {
    display: none;
  }

  .page-disclaimer .guide-rule__toggle:checked ~ .guide-rule__body {
    display: grid;
  }

  .page-disclaimer .guide-rule__more {
    display: inline-flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .guide-summary__item,
  .page-disclaimer .guide-rule + .guide-rule::before {
    transition: none;
  }
}