.page-disclaimer,
.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer {
  --disc-cut: 22px;
  background: var(--by-paper);
  color: var(--by-slate);
  font-family: var(--by-font);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 4vw, 28px) 0 clamp(34px, 6vw, 68px);
  color: var(--by-white);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(57, 242, 208, 0.22), transparent 58%),
    radial-gradient(80% 70% at 0% 110%, rgba(255, 138, 61, 0.16), transparent 60%),
    linear-gradient(155deg, var(--by-ink) 0%, var(--by-panel) 55%, var(--by-moss) 100%);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(169, 255, 240, 0.07) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(169, 255, 240, 0.05) 0 1px, transparent 1px 72px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
}

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

.page-disclaimer .disc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.62);
}

.page-disclaimer .disc-crumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed rgba(169, 255, 240, 0.35);
  transition: color 0.25s var(--by-ease);
}

.page-disclaimer .disc-crumb a:hover {
  color: var(--by-cyan);
}

.page-disclaimer .disc-crumb__sep {
  color: rgba(57, 242, 208, 0.6);
}

.page-disclaimer .disc-crumb [aria-current="page"] {
  color: var(--by-cyan-soft);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-disclaimer .disc-eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 14px 6px 12px;
  font-family: var(--by-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--by-cyan);
  background: rgba(57, 242, 208, 0.09);
  border: 1px solid var(--by-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}

.page-disclaimer .disc-title {
  margin: 0 0 18px;
  font-family: var(--by-display);
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--by-white);
}

.page-disclaimer .disc-hero__sub {
  margin: 0;
  max-width: 36em;
  padding-left: 16px;
  border-left: 3px solid var(--by-cyan);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.84);
}

.page-disclaimer .disc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(169, 255, 240, 0.85);
}

.page-disclaimer .disc-meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .disc-meta__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--by-orange);
  box-shadow: 0 0 0 3px rgba(255, 138, 61, 0.18);
}

.page-disclaimer .disc-hero__media {
  margin: 0;
  min-width: 0;
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--by-line);
  background: linear-gradient(140deg, rgba(57, 242, 208, 0.18), rgba(7, 26, 20, 0.92));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-disclaimer .disc-hero__media figcaption {
  margin-top: 12px;
  font-family: var(--by-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
}

/* ---------- 正文区 ---------- */
.page-disclaimer .disc-body {
  padding: clamp(32px, 6vw, 76px) 0 clamp(36px, 6vw, 84px);
  background-color: var(--by-paper);
  background-image: radial-gradient(120% 60% at 100% 0, rgba(31, 92, 74, 0.07), transparent 62%);
}

.page-disclaimer .disc-body__grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-disclaimer .disc-doc {
  min-width: 0;
}

.page-disclaimer .disc-doc__head h2 {
  margin: 0 0 14px;
  font-family: var(--by-display);
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--by-ink);
}

.page-disclaimer .disc-doc__head p {
  margin: 0 0 24px;
  max-width: 44em;
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.85;
  color: var(--by-slate);
}

.page-disclaimer .disc-index {
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 16px 0 0;
  border-top: 1px dashed rgba(31, 92, 74, 0.3);
}

.page-disclaimer .disc-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-disclaimer .disc-index a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 4px;
  text-decoration: none;
  color: var(--by-ink);
  font-size: 14.5px;
  line-height: 1.5;
  border-bottom: 1px solid rgba(31, 92, 74, 0.12);
  transition: color 0.25s var(--by-ease), padding-left 0.25s var(--by-ease);
}

.page-disclaimer .disc-index a:hover {
  color: var(--by-moss);
  padding-left: 8px;
}

.page-disclaimer .disc-index__num {
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--by-orange);
}

/* 条款卡 */
.page-disclaimer .disc-clause {
  margin: 0 0 14px;
  background: #ffffff;
  border: 1px solid rgba(31, 92, 74, 0.16);
  border-left: 3px solid var(--by-moss);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-disclaimer .disc-clause > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: clamp(14px, 2.2vw, 18px) clamp(14px, 2.4vw, 22px);
  cursor: pointer;
  list-style: none;
  background: linear-gradient(100deg, rgba(31, 92, 74, 0.09), rgba(57, 242, 208, 0.05) 70%, transparent);
  transition: background 0.3s var(--by-ease);
}

.page-disclaimer .disc-clause > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-clause[open] > summary {
  background: linear-gradient(100deg, rgba(31, 92, 74, 0.14), rgba(57, 242, 208, 0.08) 70%, transparent);
}

.page-disclaimer .disc-clause > summary::after {
  content: "+";
  margin-left: auto;
  padding-top: 2px;
  font-family: var(--by-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--by-moss);
}

.page-disclaimer .disc-clause[open] > summary::after {
  content: "–";
  color: var(--by-orange);
}

.page-disclaimer .disc-clause__num {
  padding-top: 3px;
  font-family: var(--by-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--by-moss);
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--by-ink);
}

.page-disclaimer .disc-clause__body {
  padding: clamp(12px, 2vw, 18px) clamp(14px, 2.4vw, 22px) clamp(18px, 2.6vw, 24px);
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--by-slate);
}

.page-disclaimer .disc-clause__body p {
  margin: 0;
}

.page-disclaimer .disc-clause__body p + p {
  margin-top: 12px;
}

.page-disclaimer .disc-clause__body a {
  color: var(--by-moss);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-rules {
  list-style: none;
  margin: 12px 0 14px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .disc-rules li {
  position: relative;
  padding: 9px 12px 9px 32px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--by-ink);
  background: rgba(255, 138, 61, 0.1);
  border-left: 2px solid var(--by-orange);
}

.page-disclaimer .disc-rules li::before {
  content: "×";
  position: absolute;
  left: 11px;
  top: 7px;
  font-family: var(--by-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--by-orange);
}

.page-disclaimer .disc-note {
  margin: 14px 0 0 !important;
  padding: 12px 14px 12px 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--by-ink);
  background: rgba(255, 196, 107, 0.28);
  border-left: 3px solid var(--by-amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

/* ---------- 侧栏 ---------- */
.page-disclaimer .disc-side {
  min-width: 0;
}

.page-disclaimer .disc-side__panel {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  color: rgba(255, 255, 255, 0.84);
  background: linear-gradient(165deg, var(--by-panel) 0%, var(--by-ink) 100%);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
  box-shadow: var(--by-shadow);
}

.page-disclaimer .disc-side__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 3px;
  background: linear-gradient(90deg, var(--by-cyan), transparent);
}

.page-disclaimer .disc-side__title {
  margin: 0 0 16px;
  font-family: var(--by-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--by-cyan);
}

.page-disclaimer .disc-points {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-disclaimer .disc-points li {
  position: relative;
  padding: 10px 0 10px 26px;
  font-size: 14px;
  line-height: 1.65;
  border-bottom: 1px dashed var(--by-line-soft);
}

.page-disclaimer .disc-points li:last-child {
  border-bottom: 0;
}

.page-disclaimer .disc-points li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 17px;
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--by-cyan);
  border-bottom: 2px solid var(--by-cyan);
  transform: rotate(-45deg);
}

.page-disclaimer .disc-contact {
  display: grid;
  gap: 14px;
  margin: 0 0 20px;
  padding-top: 18px;
  border-top: 1px solid var(--by-line);
}

.page-disclaimer .disc-contact__row {
  display: grid;
  gap: 6px;
  justify-items: start;
}

.page-disclaimer .disc-contact__key {
  font-family: var(--by-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: rgba(169, 255, 240, 0.72);
}

.page-disclaimer .disc-contact__val {
  font-family: var(--by-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--by-white);
  word-break: break-all;
}

.page-disclaimer .disc-copy {
  width: auto;
  max-width: 100%;
  padding: 6px 14px;
  font-size: 12px;
  line-height: 1.4;
}

.page-disclaimer .disc-contact__hint {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}

.page-disclaimer .disc-links {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-top: 1px solid var(--by-line);
}

.page-disclaimer .disc-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  font-size: 14px;
  color: var(--by-cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(169, 255, 240, 0.1);
  transition: color 0.2s var(--by-ease), padding-left 0.2s var(--by-ease);
}

.page-disclaimer .disc-links a::after {
  content: "→";
  font-family: var(--by-mono);
  color: var(--by-cyan);
}

.page-disclaimer .disc-links a:hover {
  color: var(--by-white);
  padding-left: 6px;
}

.page-disclaimer .disc-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  border-bottom: 1px dashed rgba(169, 255, 240, 0.35);
  transition: color 0.2s var(--by-ease);
}

.page-disclaimer .disc-top:hover {
  color: var(--by-cyan);
}

/* ---------- 底部延展 ---------- */
.page-disclaimer .disc-more {
  padding: 0 0 clamp(40px, 7vw, 84px);
}

.page-disclaimer .disc-more__inner {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  padding: clamp(22px, 4vw, 36px);
  background: #ffffff;
  border: 1px solid rgba(31, 92, 74, 0.16);
  border-top: 3px solid var(--by-cyan);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-disclaimer .disc-more__eyebrow {
  margin: 0 0 8px;
  font-family: var(--by-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--by-moss);
}

.page-disclaimer .disc-more__title {
  margin: 0 0 10px;
  font-family: var(--by-display);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--by-ink);
}

.page-disclaimer .disc-more__text {
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--by-slate);
}

.page-disclaimer .disc-more__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

.page-disclaimer .disc-more__actions .by-btn {
  font-size: 14px;
}

.page-disclaimer .disc-more__link {
  font-size: 13.5px;
  color: var(--by-moss);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .disc-index ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 26px;
  }

  .page-disclaimer .disc-rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 20px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .disc-body__grid {
    grid-template-columns: minmax(0, 1fr) 330px;
    align-items: start;
  }

  .page-disclaimer .disc-side__panel {
    position: sticky;
    top: 92px;
  }

  .page-disclaimer .disc-more__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-disclaimer .disc-more__actions {
    justify-content: flex-end;
    max-width: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-crumb a,
  .page-disclaimer .disc-index a,
  .page-disclaimer .disc-clause > summary,
  .page-disclaimer .disc-links a,
  .page-disclaimer .disc-top {
    transition: none;
  }
}
<<<END>>>