.page-disclaimer {
  --disc-gold-soft: rgba(212, 175, 55, 0.16);
  --disc-gold-line: linear-gradient(90deg, transparent, var(--bwin-gold) 18%, transparent 82%);
  background: var(--bwin-cream);
  color: var(--bwin-ink);
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer {
    scroll-behavior: auto;
  }
}

/* ===== 顶部：斜切草皮与规则封面 ===== */
.disc-hero {
  position: relative;
  background: linear-gradient(148deg, var(--bwin-forest-deep), var(--bwin-forest) 58%, #0F4D3A);
  color: var(--bwin-cream);
  padding: 56px 0 96px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 64px), 0 100%);
}
.disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(118deg, transparent 0 56%, rgba(212,175,55,.07) 56% 58%, transparent 58%),
    linear-gradient(294deg, transparent 0 64%, rgba(27,107,78,.32) 64% 66%, transparent 66%);
  pointer-events: none;
}
.disc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 52px;
  height: 1px;
  background: var(--disc-gold-line);
  opacity: .75;
}
.disc-hero-inner {
  position: relative;
  z-index: 2;
}
.disc-hero .breadcrumbs {
  color: rgba(245, 240, 230, .65);
  margin-bottom: 40px;
}
.disc-hero .breadcrumbs a {
  color: var(--bwin-cream);
}
.disc-hero .breadcrumbs a:hover {
  color: var(--bwin-gold);
}
.disc-hero-grid {
  display: grid;
  gap: 40px;
}
.disc-hero-copy {
  max-width: 720px;
}
.disc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .32em;
  color: var(--bwin-gold);
}
.disc-kicker::before {
  content: "";
  width: 36px;
  height: 2px;
  background: var(--bwin-gold);
}
.disc-hero h1 {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 7vw, 3.9rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: .02em;
  color: #fff;
}
.disc-hero-title-sub {
  display: block;
  margin-top: 12px;
  font-size: .42em;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--bwin-gold);
}
.disc-hero-intro {
  max-width: 60ch;
  margin: 0;
  font-size: .95rem;
  line-height: 1.9;
  color: rgba(245, 240, 230, .86);
}
.disc-hero-media {
  position: relative;
  max-width: 400px;
  margin: 0;
}
.disc-hero-media::before {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid rgba(212, 175, 55, .5);
}
.disc-hero-img {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--bwin-gold);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.disc-hero-media figcaption {
  margin-top: 14px;
  font-size: .75rem;
  letter-spacing: .22em;
  color: var(--bwin-gold);
}
.disc-warning-mark {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  display: none;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  background: var(--bwin-wine);
  border: 2px solid var(--bwin-gold);
  color: var(--bwin-cream);
  font-family: var(--font-display);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .08em;
  transform: rotate(10deg);
}

/* ===== 规则书主体 ===== */
.disc-rulebook {
  position: relative;
  padding: 64px 0 32px;
}
.disc-rulebook::before {
  content: "";
  display: block;
  height: 1px;
  margin-bottom: 48px;
  background: linear-gradient(90deg, var(--bwin-gold) 0 140px, var(--bwin-mist) 140px 100%);
}
.disc-rulebook::after {
  content: "";
  display: block;
  height: 4px;
  margin-top: 44px;
  background: repeating-linear-gradient(90deg, var(--bwin-gold) 0 32px, transparent 32px 56px, var(--bwin-wine) 56px 72px, transparent 72px 104px);
  opacity: .55;
}
.disc-toc {
  position: relative;
  background: #FFF9EF;
  border: 1px solid var(--bwin-mist);
  margin-bottom: 56px;
}
.disc-toc::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 24px;
  width: 64px;
  height: 3px;
  background: var(--bwin-gold);
}
.disc-toc-head {
  padding: 24px 24px 10px;
  border-bottom: 1px dashed var(--bwin-mist);
}
.disc-toc-mark {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  background: var(--bwin-gold);
  color: var(--bwin-forest);
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .26em;
}
.disc-toc-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--bwin-forest);
}
.disc-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.disc-toc-list li {
  border-bottom: 1px solid var(--bwin-mist);
}
.disc-toc-list li:last-child {
  border-bottom: 0;
}
.disc-toc-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  color: var(--bwin-ink);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .94rem;
  transition: background var(--t-fast), color var(--t-fast);
}
.disc-toc-list a:hover {
  background: var(--disc-gold-soft);
  color: var(--bwin-forest);
}
.disc-toc-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 7px;
  border: 1px solid var(--bwin-gold);
  color: var(--bwin-forest);
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 900;
  background: #fff;
}
.disc-rule {
  position: relative;
  margin-bottom: 26px;
  padding: 34px 28px 30px;
  background: #FDFBF6;
  border: 1px solid var(--bwin-mist);
  border-left: 6px solid var(--bwin-gold);
  scroll-margin-top: calc(var(--header-h) + 18px);
  transition: box-shadow var(--t-med), border-color var(--t-med), background var(--t-med);
}
.disc-rule:hover {
  border-color: var(--bwin-spring);
}
.disc-rule:target {
  background: #FFFDF8;
  border-color: var(--bwin-gold);
  border-left-color: var(--bwin-wine);
  box-shadow: 10px 10px 0 rgba(212, 175, 55, .16);
}
.disc-rule-active {
  display: none;
  position: absolute;
  top: -1px;
  right: -1px;
  padding: 6px 14px;
  background: var(--bwin-wine);
  color: var(--bwin-cream);
  font-family: var(--font-display);
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .2em;
}
.disc-rule:target .disc-rule-active {
  display: block;
}
.disc-rule-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.disc-rule-no {
  padding: 5px 14px 4px 12px;
  background: var(--bwin-forest);
  color: var(--bwin-cream);
  font-family: var(--font-display);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .26em;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
}
.disc-rule h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--bwin-forest);
}
.disc-rule-body {
  font-size: .94rem;
  line-height: 1.9;
}
.disc-rule-body p {
  margin: 0 0 14px;
}
.disc-rule-body p:last-child {
  margin-bottom: 0;
}
.disc-rule-body a {
  color: var(--bwin-wine);
  font-weight: 700;
}
.disc-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 18px;
  padding: 14px 16px;
  background: rgba(139, 30, 30, .06);
  border-left: 3px solid var(--bwin-wine);
}
.disc-note-label {
  flex: 0 0 auto;
  padding: 2px 8px;
  border: 1px solid rgba(139, 30, 30, .4);
  color: var(--bwin-wine);
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 900;
  letter-spacing: .2em;
}

/* ===== 收尾：场边问询 ===== */
.disc-ack {
  position: relative;
  margin-top: 48px;
  padding: 72px 0 88px;
  background: linear-gradient(140deg, var(--bwin-forest-deep), var(--bwin-forest));
  color: var(--bwin-cream);
  overflow: hidden;
}
.disc-ack::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: repeating-linear-gradient(90deg, var(--bwin-gold) 0 28px, transparent 28px 52px, var(--bwin-wine) 52px 72px, transparent 72px 104px);
}
.disc-ack::after {
  content: "终场哨";
  position: absolute;
  right: -8px;
  bottom: 20px;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1;
  color: rgba(245, 240, 230, .06);
  pointer-events: none;
}
.disc-ack-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.disc-ack-kicker {
  display: inline-block;
  margin: 0 0 12px;
  padding: 6px 16px;
  border: 1px solid rgba(212, 175, 55, .5);
  color: var(--bwin-gold);
  font-family: var(--font-display);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .32em;
}
.disc-ack h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  font-weight: 900;
  color: #fff;
}
.disc-ack-inner > p {
  max-width: 56ch;
  margin: 0 auto 28px;
  font-size: .94rem;
  line-height: 1.85;
  color: rgba(245, 240, 230, .8);
}
.disc-ack-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.disc-ack .btn {
  min-width: 132px;
}

/* ===== 回到顶部 ===== */
.disc-back-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: rgba(11, 61, 46, .92);
  border: 2px solid var(--bwin-gold);
  color: var(--bwin-gold);
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1;
  text-decoration: none;
  box-shadow: 4px 4px 0 rgba(11, 61, 46, .18);
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.disc-back-top:hover {
  background: var(--bwin-gold);
  color: var(--bwin-forest);
  transform: translateY(-3px);
}

/* ===== 桌面端 ===== */
@media (min-width: 768px) {
  .disc-hero {
    padding: 72px 0 120px;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 88px), 0 100%);
  }
  .disc-hero-grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    align-items: end;
    gap: 56px;
  }
  .disc-warning-mark {
    display: flex;
  }
  .disc-rule {
    padding: 44px 40px 36px;
  }
  .disc-toc-head {
    padding: 26px 32px 8px;
  }
  .disc-toc-list a {
    padding: 18px 32px;
  }
}

@media (min-width: 900px) {
  .disc-toc-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
  }
  .disc-toc-list li {
    border-bottom: 0;
    border-right: 1px solid var(--bwin-mist);
  }
  .disc-toc-list li:last-child {
    border-right: 0;
  }
  .disc-toc-list a {
    justify-content: flex-start;
    padding: 20px 16px;
  }
  .disc-ack {
    padding: 88px 0 96px;
  }
}