/* ===== 万能棋牌 · 使用说明（/instructions/）===== */
.page-disclaimer {
  --dm-panel-a: rgba(11, 26, 60, .58);
  --dm-panel-b: rgba(5, 11, 30, .80);
  --dm-glow: 0 26px 62px -42px rgba(41, 200, 255, .95);
  position: relative;
  isolation: isolate;
  padding-bottom: 96px;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1180px;
  z-index: -1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(142, 155, 189, .10) 0 1px, transparent 1px 116px),
    repeating-linear-gradient(0deg, rgba(142, 155, 189, .07) 0 1px, transparent 1px 116px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .85) 0%, transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .85) 0%, transparent 76%);
}

/* ---------- 面包屑位置 ---------- */
.page-disclaimer .breadcrumbs {
  margin-top: 24px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dm-hero__g {
  display: grid;
  gap: 34px;
}

.page-disclaimer .dm-hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(48px, 10vw, 88px);
  line-height: 1;
  letter-spacing: -.03em;
  margin: 14px 0 22px;
  color: var(--paper);
}

.page-disclaimer .dm-hero__copy .lede {
  max-width: 56ch;
}

.page-disclaimer .dm-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-disclaimer .dm-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .dm-hero__meta .num {
  font-size: 20px;
}

.page-disclaimer .dm-hero__meta em {
  font-style: normal;
  letter-spacing: .06em;
}

.page-disclaimer .dm-hero__figure {
  margin: 0;
}

.page-disclaimer .dm-hero__figure .media-frame {
  position: relative;
}

.page-disclaimer .dm-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-disclaimer .dm-hero__g {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 编号目录 ---------- */
.page-disclaimer .dm-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  margin-top: 46px;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.page-disclaimer .dm-index__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 14px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease;
}

.page-disclaimer .dm-index__icon {
  flex: 0 0 auto;
  color: var(--cyan);
  opacity: .8;
}

.page-disclaimer .dm-index__txt {
  flex: 1 1 auto;
  font-size: 14px;
  letter-spacing: .04em;
  white-space: nowrap;
}

.page-disclaimer .dm-index__no {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(142, 155, 189, .7);
}

.page-disclaimer .dm-index__item:hover,
.page-disclaimer .dm-index__item:focus-visible {
  color: var(--paper);
  background: rgba(41, 200, 255, .07);
}

.page-disclaimer .dm-index__item[aria-current] {
  color: var(--cyan);
  background: rgba(41, 200, 255, .07);
}

.page-disclaimer .dm-index__item[aria-current] .dm-index__icon {
  opacity: 1;
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .dm-chapter {
  scroll-margin-top: 92px;
}

.page-disclaimer .dm-chapter__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 20px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .dm-chapter__no {
  flex: 0 0 auto;
  padding-top: 9px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-disclaimer .dm-chapter__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(25px, 4.6vw, 38px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .dm-chapter__sub {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

/* ---------- 说明卡 ---------- */
.page-disclaimer .dm-cards {
  display: grid;
  gap: 16px;
}

.page-disclaimer .dm-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 24px;
  background: linear-gradient(180deg, var(--dm-panel-a), var(--dm-panel-b));
  border: 1px solid var(--line);
}

.page-disclaimer .dm-card:focus {
  outline: none;
}

.page-disclaimer .dm-card::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 20px;
  height: 20px;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
  opacity: .5;
  transition: width .35s ease, height .35s ease, opacity .35s ease;
}

.page-disclaimer .dm-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-disclaimer .dm-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 255, .78);
}

.page-disclaimer .dm-card__more {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

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

@media (hover: hover) {
  .page-disclaimer .dm-card {
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  }

  .page-disclaimer .dm-card:hover,
  .page-disclaimer .dm-card:focus-within,
  .page-disclaimer .dm-card:focus-visible {
    transform: translateY(-4px);
    border-color: rgba(41, 200, 255, .42);
    box-shadow: var(--dm-glow);
  }

  .page-disclaimer .dm-card:hover::after,
  .page-disclaimer .dm-card:focus-within::after,
  .page-disclaimer .dm-card:focus-visible::after {
    width: 48px;
    height: 48px;
    opacity: 1;
  }

  .page-disclaimer .dm-card__more {
    overflow: hidden;
    max-height: 0;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
    opacity: 0;
    transition: max-height .38s ease, opacity .3s ease, margin-top .3s ease,
      padding-top .3s ease, border-color .3s ease;
  }

  .page-disclaimer .dm-card:hover .dm-card__more,
  .page-disclaimer .dm-card:focus-within .dm-card__more,
  .page-disclaimer .dm-card:focus-visible .dm-card__more {
    max-height: 260px;
    margin-top: 14px;
    padding-top: 14px;
    border-top-color: var(--line);
    opacity: 1;
  }
}

/* ---------- 两种情形分支 ---------- */
.page-disclaimer .dm-split {
  display: grid;
  gap: 16px;
}

.page-disclaimer .dm-branch {
  position: relative;
  padding: 26px 24px 26px 28px;
  background: var(--dm-panel-b);
  border: 1px solid var(--line);
}

.page-disclaimer .dm-branch::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), rgba(41, 200, 255, 0));
}

.page-disclaimer .dm-branch h3 {
  margin: 16px 0 10px;
  font-size: 19px;
  font-weight: 500;
  line-height: 1.42;
  color: var(--paper);
}

.page-disclaimer .dm-branch p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 255, .76);
}

@media (min-width: 780px) {
  .page-disclaimer .dm-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

.page-disclaimer .dm-chip {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  letter-spacing: .08em;
  border: 1px solid var(--line-strong);
  color: var(--muted);
}

.page-disclaimer .dm-chip--green {
  border-color: rgba(53, 242, 160, .5);
  color: var(--neon);
}

.page-disclaimer .dm-chip--cyan {
  border-color: rgba(41, 200, 255, .5);
  color: var(--cyan);
}

.page-disclaimer .dm-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 200, 255, .35);
  transition: color .2s ease, border-color .2s ease;
}

.page-disclaimer .dm-link::after {
  content: "\2192";
  font-size: 13px;
}

.page-disclaimer .dm-link:hover,
.page-disclaimer .dm-link:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 关键提醒 ---------- */
.page-disclaimer .dm-alert {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 22px;
  padding: 20px 22px;
  border: 1px solid rgba(53, 242, 160, .38);
  border-left: 3px solid var(--neon);
  background:
    linear-gradient(90deg, rgba(53, 242, 160, .10), rgba(53, 242, 160, 0) 72%),
    var(--dm-panel-b);
}

.page-disclaimer .dm-alert__icon {
  flex: 0 0 auto;
  margin-top: 2px;
  color: var(--neon);
}

.page-disclaimer .dm-alert__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(242, 245, 255, .86);
}

/* ---------- 房间信息逐条 ---------- */
.page-disclaimer .dm-rows {
  border-top: 1px solid var(--line);
}

.page-disclaimer .dm-row {
  display: grid;
  gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dm-row__k {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-disclaimer .dm-row__v h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--paper);
}

.page-disclaimer .dm-row__v p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 245, 255, .74);
}

@media (min-width: 820px) {
  .page-disclaimer .dm-row {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
    padding: 28px 0;
  }

  .page-disclaimer .dm-row__k {
    padding-top: 4px;
  }
}

/* ---------- 更新时间线 ---------- */
.page-disclaimer .dm-log {
  position: relative;
  padding-left: 26px;
  border-left: 1px solid var(--line-strong);
}

.page-disclaimer .dm-log__item {
  position: relative;
  padding: 0 0 30px;
}

.page-disclaimer .dm-log__item:last-child {
  padding-bottom: 0;
}

.page-disclaimer .dm-log__item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--ink-900);
  border: 1px solid var(--cyan);
}

.page-disclaimer .dm-log__time {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-disclaimer .dm-log__body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--paper);
}

.page-disclaimer .dm-log__body p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 255, .74);
}

.page-disclaimer .dm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 留意事项清单 ---------- */
.page-disclaimer .dm-notes {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dm-notes__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dm-notes__item:first-child {
  border-top: 1px solid var(--line);
}

.page-disclaimer .dm-notes__mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid rgba(41, 200, 255, .5);
}

.page-disclaimer .dm-notes__mark::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 5px;
  width: 8px;
  height: 4px;
  border-left: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(-45deg);
}

.page-disclaimer .dm-notes__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 245, 255, .80);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .dm-foot {
  position: relative;
  display: grid;
  gap: 18px;
  margin-top: 58px;
  padding: 30px 26px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(135deg, rgba(11, 26, 60, .72), rgba(5, 11, 30, .92));
}

.page-disclaimer .dm-foot__text {
  margin: 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.76;
  color: var(--paper);
}

.page-disclaimer .dm-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 760px) {
  .page-disclaimer .dm-foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
    padding: 34px 38px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }

  .page-disclaimer .dm-card:hover,
  .page-disclaimer .dm-card:focus-within,
  .page-disclaimer .dm-card:focus-visible {
    transform: none;
  }
}