/* ===== 使用说明 /instructions/ ===== */

.page-disclaimer {
  --disc-ink-soft: rgba(247, 248, 250, .78);
  --disc-ink-faint: rgba(201, 206, 214, .28);
}

/* ---------- 顶部说明区 ---------- */

.page-disclaimer .disc-head {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: 30px 0 50px;
  background:
    radial-gradient(115% 120% at 4% -10%, rgba(200, 16, 46, .38), transparent 56%),
    radial-gradient(90% 90% at 100% 112%, rgba(31, 164, 99, .2), transparent 58%),
    var(--ink);
  color: var(--white);
}

.page-disclaimer .disc-head::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 2;
  background: linear-gradient(90deg, var(--red) 0%, var(--red-deep) 38%, var(--silver) 62%, var(--green) 100%);
}

.page-disclaimer .disc-head::after {
  content: "";
  position: absolute;
  top: -12%;
  right: -18%;
  width: 70%;
  height: 150%;
  z-index: 0;
  pointer-events: none;
  transform: rotate(-9deg);
  background:
    repeating-linear-gradient(90deg, rgba(201, 206, 214, .075) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(0deg, rgba(201, 206, 214, .075) 0 1px, transparent 1px 30px);
}

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

.page-disclaimer .disc-head .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 10px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-disclaimer .disc-head .crumbs li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(247, 248, 250, .55);
}

.page-disclaimer .disc-head .crumbs li + li::before {
  content: "/";
  color: rgba(201, 206, 214, .38);
}

.page-disclaimer .disc-head .crumbs a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .disc-head .crumbs a:hover,
.page-disclaimer .disc-head .crumbs a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--red);
}

.page-disclaimer .disc-head__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-disclaimer .disc-head__title {
  margin: 0 0 22px;
  max-width: 15em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-disclaimer .disc-head__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--disc-ink-soft);
}

.page-disclaimer .disc-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin: 32px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--disc-ink-faint);
}

.page-disclaimer .disc-facts__item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--disc-ink-soft);
}

.page-disclaimer .disc-facts__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
}

.page-disclaimer .disc-facts__num--mint {
  color: var(--mint);
}

/* ---------- 横幅 ---------- */

.page-disclaimer .disc-banner {
  margin: 0;
  border-bottom: 1px solid var(--silver);
}

.page-disclaimer .disc-banner .figure__media {
  aspect-ratio: 1400 / 560;
  width: 100%;
  border-radius: 0;
  overflow: hidden;
  background: linear-gradient(120deg, var(--ink) 0%, var(--red-deep) 62%, var(--green) 100%);
}

.page-disclaimer .disc-banner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 主体 ---------- */

.page-disclaimer .disc-body {
  padding: 46px 0 68px;
}

.page-disclaimer .disc-body__head {
  margin: 0 0 26px;
}

.page-disclaimer .disc-body__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--red);
}

.page-disclaimer .disc-body__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--ink);
}

/* ---------- 分组标签 ---------- */

.page-disclaimer .disc-tabs {
  display: flex;
  gap: 5px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: 6px;
  border: 1px solid var(--silver);
  border-radius: var(--radius);
  background: var(--slate);
}

.page-disclaimer .disc-tabs .segmented__tab {
  flex: 0 0 auto;
  padding: 11px 18px;
  border: 0;
  border-radius: 2px;
  background: transparent;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.2;
  color: var(--muted);
  white-space: nowrap;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .disc-tabs .segmented__tab:hover {
  color: var(--ink);
}

.page-disclaimer .disc-tabs .segmented__tab:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.page-disclaimer .disc-tabs .segmented__tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
}

.page-disclaimer .disc-tabs .segmented__tab[aria-selected="true"]::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 9px;
  vertical-align: 2px;
  border-radius: 50%;
  background: var(--green);
}

/* ---------- 面板 ---------- */

.page-disclaimer .disc-panels {
  margin-top: 38px;
}

.page-disclaimer .disc-panel[hidden] {
  display: none;
}

.page-disclaimer .disc-panel {
  animation: discPanelIn .28s var(--ease) both;
}

@keyframes discPanelIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

.page-disclaimer .disc-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-disclaimer .disc-points {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--silver);
}

.page-disclaimer .disc-points li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--silver);
  font-size: 15px;
  line-height: 1.62;
  color: var(--graphite);
}

.page-disclaimer .disc-points__idx {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--red);
}

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

.page-disclaimer .disc-panel__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .disc-panel__lead {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.82;
  color: var(--graphite);
}

.page-disclaimer .disc-panel__text {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer .disc-inline-link {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, .35);
  transition: border-color .18s var(--ease);
}

.page-disclaimer .disc-inline-link:hover,
.page-disclaimer .disc-inline-link:focus-visible {
  border-bottom-color: var(--red);
}

.page-disclaimer .disc-cite {
  margin: 24px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--green);
  background: linear-gradient(90deg, rgba(155, 232, 192, .22), rgba(155, 232, 192, 0) 78%);
}

.page-disclaimer .disc-cite__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-disclaimer .disc-cite__body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--graphite);
}

/* ---------- 收束 ---------- */

.page-disclaimer .disc-tail {
  padding: 48px 0 56px;
}

.page-disclaimer .disc-tail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-disclaimer .disc-tail__title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.28;
  color: var(--ink);
}

.page-disclaimer .disc-tail__text {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer .disc-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .disc-tail .tick {
  display: block;
  margin-top: 40px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .disc-head {
    padding: 40px 0 62px;
  }

  .page-disclaimer .disc-body {
    padding: 58px 0 84px;
  }

  .page-disclaimer .disc-tail {
    padding: 56px 0 68px;
  }

  .page-disclaimer .disc-tail__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 40px;
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .disc-panel__grid {
    grid-template-columns: minmax(0, 330px) minmax(0, 1fr);
    gap: 56px;
  }
}

@media (max-width: 719px) {
  .page-disclaimer .disc-head__title {
    max-width: none;
  }

  .page-disclaimer .disc-facts {
    gap: 10px 22px;
  }

  .page-disclaimer .disc-tabs {
    margin-right: -24px;
    margin-left: -24px;
    border-radius: 0;
    border-right: 0;
    border-left: 0;
    padding: 6px 24px;
  }

  .page-disclaimer .disc-tail__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-panel {
    animation: none;
  }
}