/* ===== 站点使用说明 · 折页手册 ===== */

.page-disclaimer {
  --d-rule: rgba(140, 151, 168, 0.24);
  --d-rule-soft: rgba(140, 151, 168, 0.12);
  --d-panel: #090E18;
  --d-text: rgba(242, 239, 230, 0.86);
  color: var(--paper);
  overflow-x: clip;
}

/* 面包屑 */
.page-disclaimer .dfn-crumbwrap {
  padding-block: 22px 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dfn-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(26px, 4.5vw, 54px) clamp(34px, 5.5vw, 68px);
}

.page-disclaimer .dfn-hero::before {
  content: "";
  position: absolute;
  inset: -12% -18% auto auto;
  width: min(540px, 72vw);
  height: min(540px, 72vw);
  background: radial-gradient(circle at 42% 42%, rgba(160, 107, 255, 0.2), transparent 66%);
  filter: blur(8px);
  pointer-events: none;
  z-index: -1;
}

.page-disclaimer .dfn-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-disclaimer .dfn-hero__lead .yb-lede {
  margin-top: 14px;
  max-width: 62ch;
}

.page-disclaimer .dfn-facts {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--d-rule-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-disclaimer .dfn-facts__item {
  background: var(--d-panel);
  padding: 14px 18px;
}

.page-disclaimer .dfn-facts dt {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-disclaimer .dfn-facts dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.5;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-disclaimer .dfn-hero__media {
  margin-top: clamp(28px, 5vw, 52px);
}

.page-disclaimer .dfn-hero__media .yb-media {
  border: 1px solid var(--line);
  border-radius: var(--r-organic);
  overflow: hidden;
  background: var(--d-panel);
}

.page-disclaimer .dfn-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 导览 ---------- */
.page-disclaimer .dfn-toc {
  padding-block: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 26, 43, 0.55), transparent);
}

.page-disclaimer .dfn-toc__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-disclaimer .dfn-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--d-rule-soft);
  border: 1px solid var(--d-rule-soft);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-disclaimer .dfn-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 16px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-disclaimer .dfn-toc__list a:hover,
.page-disclaimer .dfn-toc__list a:focus-visible {
  background: var(--ink-2);
  border-bottom-color: var(--violet);
}

.page-disclaimer .dfn-toc__list .yb-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--violet);
}

.page-disclaimer .dfn-toc__label {
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--paper);
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .dfn-sec {
  padding-block: clamp(34px, 5.5vw, 72px);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-disclaimer .dfn-sec:target {
  background: linear-gradient(90deg, rgba(160, 107, 255, 0.08), transparent 62%);
}

.page-disclaimer .dfn-sec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 38px);
  align-items: start;
}

.page-disclaimer .dfn-sec__side {
  padding-left: 16px;
  border-left: 2px solid rgba(160, 107, 255, 0.5);
}

.page-disclaimer .dfn-sec__side .yb-index__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

.page-disclaimer .dfn-sec__kicker {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-disclaimer .dfn-sec__side .yb-h2 {
  margin: 8px 0 0;
}

.page-disclaimer .dfn-sec__body > p {
  margin: 0 0 1.05em;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--d-text);
}

.page-disclaimer .dfn-sec__body > :last-child {
  margin-bottom: 0;
}

/* ---------- 四类素材 ---------- */
.page-disclaimer .dfn-sw {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .dfn-sw__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--d-rule-soft);
}

.page-disclaimer .dfn-sw dt {
  font-family: var(--font-display);
  font-size: 15.5px;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-disclaimer .dfn-sw dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--d-text);
}

/* ---------- 条目列表 ---------- */
.page-disclaimer .dfn-list {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .dfn-list li {
  position: relative;
  padding-left: 28px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--d-text);
}

.page-disclaimer .dfn-list li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.68em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-disclaimer .dfn-list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-disclaimer .dfn-list--num {
  counter-reset: dfn-num;
}

.page-disclaimer .dfn-list--num li {
  padding-left: 40px;
}

.page-disclaimer .dfn-list--num li::before {
  counter-increment: dfn-num;
  content: counter(dfn-num, decimal-leading-zero);
  left: 0;
  top: 0.2em;
  width: auto;
  height: auto;
  border: 0;
  transform: none;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: var(--violet);
}

/* ---------- 标注格式块 ---------- */
.page-disclaimer .dfn-spec {
  margin: 0 0 1.4em;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: var(--d-panel);
  overflow: hidden;
}

.page-disclaimer .dfn-spec__head {
  margin: 0;
  padding: 10px 18px;
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
  background: rgba(14, 26, 43, 0.72);
  border-bottom: 1px solid var(--d-rule-soft);
}

.page-disclaimer .dfn-spec pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--cyan);
  white-space: pre;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dfn-spec code {
  font: inherit;
  color: inherit;
  background: none;
}

/* ---------- 使用范围双栏 ---------- */
.page-disclaimer .dfn-grid2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0 0 1.4em;
}

.page-disclaimer .dfn-note-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(14, 26, 43, 0.9), rgba(7, 8, 13, 0.92));
}

.page-disclaimer .dfn-note-card--ok {
  border-top: 2px solid var(--moss);
}

.page-disclaimer .dfn-note-card--ask {
  border-top: 2px solid var(--clay);
}

.page-disclaimer .dfn-note-card__k {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.09em;
  color: var(--paper);
}

.page-disclaimer .dfn-note-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-disclaimer .dfn-note-card li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--muted);
}

.page-disclaimer .dfn-note-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 1px;
  background: var(--d-rule);
}

/* ---------- 投稿流程 ---------- */
.page-disclaimer .dfn-flow {
  list-style: none;
  margin: 1.6em 0 1.4em;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-disclaimer .dfn-flow__step {
  position: relative;
  padding: 22px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--d-panel);
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-disclaimer .dfn-flow__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  right: 18px;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), transparent);
  transition: background 0.22s var(--ease);
}

.page-disclaimer .dfn-flow__step:hover,
.page-disclaimer .dfn-flow__step:focus-within {
  border-color: var(--cyan);
  background: var(--ink-2);
}

.page-disclaimer .dfn-flow__step:hover::before,
.page-disclaimer .dfn-flow__step:focus-within::before {
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-disclaimer .dfn-flow__n {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

.page-disclaimer .dfn-flow__t {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

.page-disclaimer .dfn-flow .dfn-flow__d {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--muted);
}

/* ---------- 更新节奏表 ---------- */
.page-disclaimer .dfn-rows {
  margin: 1.4em 0 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .dfn-rows__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--d-rule-soft);
}

.page-disclaimer .dfn-rows__k {
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

.page-disclaimer .dfn-rows__v {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 下一步 ---------- */
.page-disclaimer .dfn-next {
  padding-block: clamp(36px, 5.5vw, 70px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(14, 26, 43, 0.5));
}

.page-disclaimer .dfn-links {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .dfn-links a {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--d-rule-soft);
  text-decoration: none;
  color: var(--paper);
  transition: padding-left 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-disclaimer .dfn-links a:hover,
.page-disclaimer .dfn-links a:focus-visible {
  padding-left: 14px;
  border-bottom-color: var(--violet);
}

.page-disclaimer .dfn-links__t {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-disclaimer .dfn-links__d {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-disclaimer .dfn-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .dfn-hero__media .yb-media img {
    max-height: 460px;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .dfn-grid2 {
    grid-template-columns: 7fr 5fr;
  }

  .page-disclaimer .dfn-links a {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 28px;
    align-items: baseline;
  }

  .page-disclaimer .dfn-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .dfn-toc__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-disclaimer .dfn-toc__list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-disclaimer .dfn-sw__row {
    grid-template-columns: 5fr 7fr;
    gap: 28px;
    align-items: baseline;
  }

  .page-disclaimer .dfn-rows__row {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 26px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dfn-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(36px, 5vw, 72px);
  }

  .page-disclaimer .dfn-sec__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(40px, 6vw, 84px);
  }

  .page-disclaimer .dfn-sec__body > p {
    font-size: 17px;
  }

  .page-disclaimer .dfn-spec pre {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dfn-toc__list a,
  .page-disclaimer .dfn-flow__step,
  .page-disclaimer .dfn-links a {
    transition: none;
  }
}
<<<END>>>