.page-disclaimer {
  --notice-rule: rgba(14, 17, 20, .12);
  --notice-rule-gold: rgba(201, 162, 77, .46);
  --notice-tint: rgba(201, 162, 77, .08);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  padding-bottom: 0;
}

.page-disclaimer a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer a:hover,
.page-disclaimer a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 题头 ---------- */

.page-disclaimer .notice-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(1.75rem, 5vw, 3rem);
  background:
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  border-bottom: 1px solid var(--notice-rule);
  overflow: hidden;
}

.page-disclaimer .notice-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold) 0 18%, var(--cinnabar) 18% 24%, transparent 24% 100%);
  opacity: .7;
  pointer-events: none;
}

.page-disclaimer .notice-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-disclaimer .notice-hero__grid > * {
  min-width: 0;
}

.page-disclaimer .notice-hero__intro {
  position: relative;
  z-index: 1;
}

.page-disclaimer h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--step-6);
  line-height: 1.04;
  letter-spacing: .02em;
  color: var(--ink);
  margin: .5rem 0 .875rem;
}

.page-disclaimer .notice-hero .lede {
  max-width: 46ch;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--graphite);
  margin: 0 0 1.125rem;
}

.page-disclaimer .notice-hero__line {
  display: inline-block;
  margin: 0;
  padding: .4rem .75rem;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--ink);
  background: rgba(251, 250, 247, .72);
  border: 1px solid var(--notice-rule-gold);
}

.page-disclaimer .notice-hero__seal {
  position: relative;
  margin: 0;
  padding: 12px;
  background: var(--white);
  border: 1px solid var(--notice-rule-gold);
  box-shadow: 0 14px 30px rgba(14, 17, 20, .10);
}

.page-disclaimer .notice-hero__seal::before,
.page-disclaimer .notice-hero__seal::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cinnabar);
  pointer-events: none;
}

.page-disclaimer .notice-hero__seal::before {
  top: -7px;
  left: -7px;
  border-right: 0;
  border-bottom: 0;
}

.page-disclaimer .notice-hero__seal::after {
  right: -7px;
  bottom: -7px;
  border-left: 0;
  border-top: 0;
}

.page-disclaimer .notice-hero__seal img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  background: var(--paper-2);
}

.page-disclaimer .notice-hero__glyph {
  position: absolute;
  top: -18px;
  right: -18px;
  width: 96px;
  height: 96px;
  color: var(--gold);
  opacity: .45;
  pointer-events: none;
  z-index: 2;
}

.page-disclaimer .notice-hero__seal .media-caption {
  display: block;
  margin-top: .625rem;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--steel);
}

/* ---------- 主体布局 ---------- */

.page-disclaimer .notice-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-top: clamp(1.75rem, 4.5vw, 3rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.page-disclaimer .notice-layout > * {
  min-width: 0;
}

/* ---------- 左侧窄栏 ---------- */

.page-disclaimer .notice-rail {
  padding: 1rem 1.125rem 1.125rem;
  background: var(--white);
  border: 1px solid var(--notice-rule-gold);
  border-left: 3px solid var(--gold);
}

.page-disclaimer .notice-rail__label {
  margin: 0 0 .625rem;
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--cinnabar);
  text-transform: uppercase;
}

.page-disclaimer .notice-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .notice-rail__list li + li {
  margin-top: 2px;
}

.page-disclaimer .notice-rail__list a {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding: .45rem .375rem;
  font-size: .9375rem;
  line-height: 1.5;
  color: var(--graphite);
  border-bottom: 1px solid var(--notice-rule);
  transition: color .22s var(--ease), background-color .22s var(--ease), padding-left .22s var(--ease);
}

.page-disclaimer .notice-rail__list a:hover,
.page-disclaimer .notice-rail__list a:focus-visible {
  color: var(--ink);
  background: var(--notice-tint);
  padding-left: .625rem;
  border-bottom-color: var(--notice-rule-gold);
}

.page-disclaimer .notice-rail__list .mono {
  flex: 0 0 auto;
  font-size: .75rem;
  color: var(--gold);
}

.page-disclaimer .notice-rail__stamp {
  margin-top: 1.125rem;
  padding-top: .875rem;
  border-top: 1px dashed var(--notice-rule-gold);
}

.page-disclaimer .notice-rail__stamp p:first-child {
  margin: 0 0 .375rem;
  font-size: .6875rem;
  letter-spacing: .16em;
  color: var(--cinnabar);
}

.page-disclaimer .notice-rail__stamp p:last-child {
  margin: 0;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 条目 ---------- */

.page-disclaimer .notice-body {
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.375rem);
}

.page-disclaimer .notice-item {
  position: relative;
  padding: clamp(1.25rem, 3vw, 1.875rem) clamp(1.125rem, 3vw, 2.25rem);
  background: var(--white);
  border: 1px solid var(--notice-rule);
  scroll-margin-top: 6rem;
}

.page-disclaimer .notice-item::after {
  content: "";
  position: absolute;
  left: clamp(1.125rem, 3vw, 2.25rem);
  right: clamp(1.125rem, 3vw, 2.25rem);
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--notice-rule-gold), transparent 82%);
}

.page-disclaimer .notice-item__idx {
  display: inline-block;
  margin: 0 0 .5rem;
  padding-bottom: .3rem;
  font-size: .8125rem;
  letter-spacing: .2em;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
}

.page-disclaimer .notice-item h2 {
  margin: 0 0 .875rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--step-3);
  line-height: 1.28;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .notice-item p {
  max-width: 68ch;
  margin: 0 0 .75rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--graphite);
}

.page-disclaimer .notice-item p:last-child {
  margin-bottom: 0;
}

/* ---------- 折叠条目 ---------- */

.page-disclaimer .notice-fold {
  max-width: 68ch;
  margin-top: 1rem;
  padding: .75rem 1rem .875rem;
  background: var(--notice-tint);
  border: 1px dashed var(--notice-rule-gold);
}

.page-disclaimer .notice-fold summary {
  display: flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  list-style: none;
}

.page-disclaimer .notice-fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .notice-fold summary::before {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--gold);
}

.page-disclaimer .notice-fold[open] summary::before {
  content: "–";
}

.page-disclaimer .notice-fold p {
  margin: .625rem 0 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 联系方式条目 ---------- */

.page-disclaimer .notice-item--contact {
  background: var(--ink);
  border-color: rgba(231, 206, 147, .28);
  color: var(--text-ink);
}

.page-disclaimer .notice-item--contact::after {
  background: linear-gradient(90deg, var(--gold), transparent 82%);
}

.page-disclaimer .notice-item--contact .notice-item__idx {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.page-disclaimer .notice-item--contact h2 {
  color: var(--white);
}

.page-disclaimer .notice-contact {
  list-style: none;
  margin: 0 0 .875rem;
  padding: 0;
  border-top: 1px solid rgba(231, 206, 147, .22);
}

.page-disclaimer .notice-contact li {
  display: grid;
  grid-template-columns: 1fr;
  gap: .2rem;
  padding: .75rem 0;
  border-bottom: 1px solid rgba(231, 206, 147, .18);
}

.page-disclaimer .notice-contact__key {
  font-size: .6875rem;
  letter-spacing: .16em;
  color: var(--gold-soft);
}

.page-disclaimer .notice-contact__value {
  font-family: var(--font-mono);
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-disclaimer .notice-contact__hint {
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-disclaimer .notice-item--contact .notice-contact__tip {
  margin: 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--text-ink);
}

/* ---------- 页尾备注 ---------- */

.page-disclaimer .notice-footnote {
  max-width: 72ch;
  margin: 0;
  padding: .875rem 0 0 clamp(1.125rem, 3vw, 2.25rem);
  border-left: 2px solid var(--celadon);
  font-size: .9375rem;
  line-height: 1.9;
  color: var(--graphite);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .notice-contact li {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: baseline;
    column-gap: 1rem;
    row-gap: .25rem;
  }

  .page-disclaimer .notice-contact__hint {
    grid-column: 2;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .notice-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: end;
  }

  .page-disclaimer .notice-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .notice-rail {
    position: sticky;
    top: 1.75rem;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .notice-layout {
    grid-template-columns: 244px minmax(0, 1fr);
  }

  .page-disclaimer .notice-hero__glyph {
    width: 124px;
    height: 124px;
    top: -22px;
    right: -22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer a,
  .page-disclaimer .notice-rail__list a {
    transition: none;
  }
}