/* ===== 使用指南 / page-disclaimer ===== */
.page-disclaimer {
  --cl-track: #DCD8CC;
  --cl-rule: #D3CEC0;
  display: block;
}

/* --- 面包屑 --- */
.page-disclaimer .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.5rem);
}
.page-disclaimer .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
}
.page-disclaimer .breadcrumb__list li + li::before {
  content: "/";
  margin-right: .35rem;
  color: var(--gray);
}
.page-disclaimer .breadcrumb__link {
  color: var(--royal);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.page-disclaimer .breadcrumb__link:hover,
.page-disclaimer .breadcrumb__link:focus-visible {
  border-bottom-color: var(--gold);
}
.page-disclaimer .breadcrumb__list [aria-current="page"] {
  color: var(--gray);
}

/* --- 首屏 --- */
.page-disclaimer .guide-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0 clamp(1.75rem, 5vw, 3rem);
}
.page-disclaimer .guide-hero::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-end: 0;
  width: clamp(110px, 26vw, 260px);
  height: clamp(110px, 26vw, 260px);
  background: linear-gradient(135deg, var(--royal) 0%, var(--navy) 100%);
  clip-path: polygon(100% 0, 22% 0, 100% 78%);
  opacity: .07;
  pointer-events: none;
}
.page-disclaimer .guide-hero::after {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: clamp(80px, 18vw, 170px);
  height: 8px;
  background: repeating-linear-gradient(
    90deg,
    var(--gold) 0 14px,
    var(--gold-hi) 14px 28px,
    var(--royal) 28px 42px
  );
  pointer-events: none;
}
.page-disclaimer .guide-hero .eyebrow {
  margin: clamp(.5rem, 2vw, 1rem) 0 0;
}
.page-disclaimer .guide-hero h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--navy);
  margin: .55rem 0 0;
  max-width: 19ch;
}
.page-disclaimer .guide-hero__lead {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: clamp(.98rem, 2vw, 1.0625rem);
  line-height: 1.85;
  color: var(--ink);
}
.page-disclaimer .guide-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .5rem;
  margin: 1.25rem 0 0;
}
.page-disclaimer .guide-hero__jump {
  margin: .9rem 0 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
}
.page-disclaimer .guide-hero__jump a {
  color: var(--royal);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}
.page-disclaimer .guide-hero__jump a:hover {
  color: var(--navy);
  border-bottom-color: var(--magenta);
}

/* --- 通用区块 --- */
.page-disclaimer .guide-sec {
  padding: clamp(2.25rem, 6vw, 4rem) 0;
}
.page-disclaimer .guide-sec + .guide-sec {
  border-top: 2px solid var(--cl-rule);
}
.page-disclaimer .guide-sec--first {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
}
.page-disclaimer .guide-h2 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.6vw, 2.05rem);
  line-height: 1.25;
  color: var(--navy);
  margin: 0;
  max-width: 24ch;
}
.page-disclaimer .guide-lede {
  margin: .75rem 0 0;
  max-width: 64ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink);
}

/* --- 清单区 --- */
.page-disclaimer .guide-checklist__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
  margin-top: clamp(1.25rem, 3vw, 1.85rem);
}
.page-disclaimer .checklist {
  background: var(--white);
  border: var(--line);
  box-shadow: var(--shadow);
  padding: clamp(.85rem, 3vw, 1.35rem);
}

.page-disclaimer .cl-meter {
  display: grid;
  gap: .4rem;
  margin-bottom: 1rem;
}
.page-disclaimer .cl-meter__label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--gray);
}
.page-disclaimer .cl-progress {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 5px;
}
.page-disclaimer .cl-seg {
  height: 9px;
  background: var(--cl-track);
  border: 1px solid #C6C1B2;
  transition: background var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}
.page-disclaimer .checklist:has(.cl-item:nth-child(1) .cl-check:checked) .cl-seg:nth-child(1),
.page-disclaimer .checklist:has(.cl-item:nth-child(2) .cl-check:checked) .cl-seg:nth-child(2),
.page-disclaimer .checklist:has(.cl-item:nth-child(3) .cl-check:checked) .cl-seg:nth-child(3),
.page-disclaimer .checklist:has(.cl-item:nth-child(4) .cl-check:checked) .cl-seg:nth-child(4),
.page-disclaimer .checklist:has(.cl-item:nth-child(5) .cl-check:checked) .cl-seg:nth-child(5),
.page-disclaimer .checklist:has(.cl-item:nth-child(6) .cl-check:checked) .cl-seg:nth-child(6) {
  background: var(--teal);
  border-color: var(--teal);
}

.page-disclaimer .cl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}
.page-disclaimer .cl-item {
  position: relative;
  background: var(--ivory);
  border: 1px solid var(--cl-track);
  border-left: 4px solid var(--cl-track);
  transition: border-color var(--t-base) var(--ease), background var(--t-base) var(--ease);
}
.page-disclaimer .cl-item:has(.cl-check:checked) {
  border-left-color: var(--gold);
  background: var(--white);
}
.page-disclaimer .cl-check {
  position: absolute;
  inset-block-start: .8rem;
  inset-inline-start: .8rem;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  padding: 0;
  pointer-events: none;
}
.page-disclaimer .cl-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: .3rem .7rem;
  padding: .8rem .9rem;
  min-height: 44px;
  cursor: pointer;
}
.page-disclaimer .cl-check:focus-visible ~ .cl-head {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}
.page-disclaimer .cl-num {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  border: 2px solid var(--navy);
  background: var(--cl-track);
  color: var(--navy);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .72rem;
  letter-spacing: .04em;
  transition: background var(--t-base) var(--ease), color var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}
.page-disclaimer .cl-item:has(.cl-check:checked) .cl-num {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}
.page-disclaimer .cl-action {
  display: block;
  font-weight: 700;
  font-size: .99rem;
  line-height: 1.5;
  color: var(--ink);
}
.page-disclaimer .cl-proof {
  display: block;
  margin-top: .2rem;
  font-size: .84rem;
  line-height: 1.72;
  color: var(--gray);
}
.page-disclaimer .cl-state {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .08em;
  padding: .22rem .42rem;
  border: 2px solid #C6C1B2;
  background: var(--white);
  color: var(--gray);
  white-space: nowrap;
  transition: background var(--t-base) var(--ease), color var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}
.page-disclaimer .cl-state::after {
  content: "待完成";
}
.page-disclaimer .cl-check:checked ~ .cl-head .cl-state {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}
.page-disclaimer .cl-check:checked ~ .cl-head .cl-state::after {
  content: "已完成";
}

.page-disclaimer .cl-more {
  margin: 0 .9rem;
  border-top: 1px dashed var(--cl-track);
  padding-bottom: .7rem;
}
.page-disclaimer .cl-more summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--royal);
  cursor: pointer;
  list-style: none;
}
.page-disclaimer .cl-more summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .cl-more summary::after {
  content: "＋";
  margin-left: .4rem;
  color: var(--gold);
  font-weight: 700;
}
.page-disclaimer .cl-more[open] summary::after {
  content: "－";
}
.page-disclaimer .cl-more p {
  margin: 0 0 .2rem;
  font-size: .84rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-disclaimer .guide-checklist__side {
  display: grid;
  gap: .7rem;
  align-content: start;
}
.page-disclaimer .guide-checklist__side img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--line);
  box-shadow: var(--shadow);
  background: var(--ivory);
}
.page-disclaimer .side-note {
  margin: 0;
  padding-left: .75rem;
  border-left: 4px solid var(--gold);
  font-size: .84rem;
  line-height: 1.75;
  color: var(--gray);
}

/* --- 设备适配 --- */
.page-disclaimer .device-pair {
  display: grid;
  gap: clamp(1rem, 3vw, 1.5rem);
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}
.page-disclaimer .device-block {
  display: grid;
  align-content: start;
  gap: .6rem;
  background: var(--white);
  border: var(--line);
  box-shadow: var(--shadow);
  padding: clamp(1rem, 3vw, 1.5rem);
}
.page-disclaimer .device-block--alt {
  background: var(--ivory);
  box-shadow: var(--shadow-gold);
}
.page-disclaimer .device-block__os {
  justify-self: start;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .74rem;
  letter-spacing: .08em;
  padding: .3rem .55rem;
  background: var(--royal);
  border: 2px solid var(--navy);
  color: var(--white);
}
.page-disclaimer .device-block--alt .device-block__os {
  background: var(--gold);
  color: var(--navy);
}
.page-disclaimer .device-block h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--navy);
}
.page-disclaimer .device-block ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .45rem;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--ink);
}
.page-disclaimer .device-block li::marker {
  color: var(--gold);
}
.page-disclaimer .guide-fallback {
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: .9rem 1.05rem;
  background: var(--white);
  border-left: 5px solid var(--brick);
  font-size: .92rem;
  line-height: 1.82;
  color: var(--ink);
}

/* --- 使用规范 --- */
.page-disclaimer .rules-list {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0;
  border-top: 2px solid var(--cl-rule);
}
.page-disclaimer .rule-row {
  display: grid;
  gap: .35rem;
  padding: 1.05rem 0;
  border-bottom: 2px solid var(--cl-rule);
}
.page-disclaimer .rule-row__idx {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--magenta);
}
.page-disclaimer .rule-row__body {
  font-size: .96rem;
  line-height: 1.85;
  color: var(--ink);
}
.page-disclaimer .rule-row__body strong {
  color: var(--navy);
  font-weight: 700;
}

/* --- 时效与版本 --- */
.page-disclaimer .cycle {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.85rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1.2rem;
}
.page-disclaimer .cycle > li {
  position: relative;
  display: grid;
  grid-template-columns: 1.7rem minmax(0, 1fr);
  gap: 0 .9rem;
}
.page-disclaimer .cycle > li:not(:last-child)::after {
  content: "";
  position: absolute;
  inset-block-start: 1.75rem;
  bottom: -1.2rem;
  inset-inline-start: .85rem;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), var(--cl-rule));
}
.page-disclaimer .cycle__dot {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  border: 2px solid var(--navy);
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .66rem;
}
.page-disclaimer .cycle__title {
  margin: 0 0 .2rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--navy);
}
.page-disclaimer .cycle__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.82;
  color: var(--ink);
}

/* --- 路径 --- */
.page-disclaimer .path-list {
  display: grid;
  gap: .8rem;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}
.page-disclaimer .path-item {
  display: block;
  padding: 1rem 1.1rem;
  background: var(--white);
  border: var(--line);
  border-left: 6px solid var(--gold);
  text-decoration: none;
  color: inherit;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}
.page-disclaimer .path-item:hover,
.page-disclaimer .path-item:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.page-disclaimer .path-item h3 {
  margin: 0 0 .35rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--royal);
}
.page-disclaimer .path-item p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--ink);
}

/* --- 收束横条 --- */
.page-disclaimer .guide-banner {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  background: linear-gradient(135deg, var(--royal) 0%, var(--navy) 100%);
  border: 2px solid var(--gold);
  box-shadow: var(--shadow-lg);
}
.page-disclaimer .guide-banner h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.2rem, 3.2vw, 1.7rem);
  line-height: 1.35;
  color: var(--white);
}
.page-disclaimer .guide-banner p {
  margin: .6rem 0 0;
  max-width: 56ch;
  font-size: .95rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .84);
}
.page-disclaimer .guide-banner__btn {
  justify-self: start;
  background: var(--gold);
  color: var(--navy);
  border: 2px solid var(--navy);
  box-shadow: 4px 4px 0 var(--navy);
  white-space: nowrap;
}
.page-disclaimer .guide-banner__btn:hover {
  background: var(--gold-hi);
}

.page-disclaimer .guide-footlinks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem 1.75rem;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding-top: 1.1rem;
  border-top: 2px solid var(--cl-rule);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
}
.page-disclaimer .guide-footlinks a {
  color: var(--royal);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}
.page-disclaimer .guide-footlinks a:hover {
  color: var(--magenta);
}

/* --- 响应式 --- */
@media (min-width: 40rem) {
  .page-disclaimer .cl-num {
    border-radius: 0;
    width: 2rem;
    height: 2rem;
  }
  .page-disclaimer .cl-head {
    gap: .5rem 1rem;
    padding: 1rem 1.1rem;
  }
  .page-disclaimer .rule-row {
    grid-template-columns: 3rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0 1rem;
    padding: 1.15rem 0;
  }
}

@media (min-width: 48rem) {
  .page-disclaimer .device-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 62rem) {
  .page-disclaimer .guide-checklist__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(1.5rem, 3vw, 2.25rem);
  }
  .page-disclaimer .guide-checklist__side {
    position: sticky;
    top: 6.5rem;
  }
  .page-disclaimer .guide-banner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 2.25rem;
  }
  .page-disclaimer .guide-banner__btn {
    justify-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .path-item,
  .page-disclaimer .cl-seg,
  .page-disclaimer .cl-num,
  .page-disclaimer .cl-state,
  .page-disclaimer .cl-item {
    transition: none;
  }
  .page-disclaimer .path-item:hover,
  .page-disclaimer .path-item:focus-visible {
    transform: none;
  }
}
<<<END>>>