/* ===== 使用说明页 · page-disclaimer ===== */

.page-disclaimer {
  --disc-hair: rgba(233, 223, 204, .16);
  --disc-hair-strong: rgba(233, 223, 204, .3);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .disc-crumb {
  padding-top: 24px;
}

.page-disclaimer .disc-crumb .breadcrumb {
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding-top: 26px;
  padding-bottom: 40px;
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-disclaimer .disc-hero__title {
  margin: 12px 0 0;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(32px, 9.4vw, 62px);
  line-height: 1.07;
  letter-spacing: -.015em;
  color: var(--on-ink);
}

.page-disclaimer .disc-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--on-ink-dim);
}

.page-disclaimer .disc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

/* ---------- 版本标记卡 ---------- */
.page-disclaimer .disc-version {
  position: relative;
  overflow: hidden;
  padding: 22px 20px 20px;
  border: 1px solid var(--disc-hair-strong);
  border-radius: var(--r-xl);
  background: var(--ink-2);
  box-shadow: var(--shadow-1);
}

.page-disclaimer .disc-version::before {
  content: "";
  position: absolute;
  top: -62px;
  right: -72px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 138, 31, .3), rgba(255, 138, 31, 0) 68%);
  pointer-events: none;
}

.page-disclaimer .disc-version__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber-soft);
}

.page-disclaimer .disc-version__title {
  margin: 8px 0 16px;
  font-family: var(--f-sans);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.2;
  color: var(--on-ink);
}

.page-disclaimer .disc-version__list {
  margin: 0;
  display: grid;
  border-top: 1px solid var(--disc-hair);
}

.page-disclaimer .disc-version__list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--disc-hair);
}

.page-disclaimer .disc-version__list dt {
  font-size: 13px;
  color: var(--mist);
}

.page-disclaimer .disc-version__list dd {
  margin: 0;
  font-size: 13px;
  color: var(--on-ink);
  text-align: right;
}

.page-disclaimer .disc-version__jump {
  margin-top: 18px;
}

/* ---------- 条款区 ---------- */
.page-disclaimer .disc-clauses {
  padding-top: 26px;
}

.page-disclaimer .disc-clauses__list {
  margin-top: 22px;
  border-bottom: 1px solid var(--disc-hair);
}

.page-disclaimer .disc-clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 26px 0;
  border-top: 1px solid var(--disc-hair);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-disclaimer .disc-clause__num {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--amber);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .disc-clause__num:hover,
.page-disclaimer .disc-clause__num:focus-visible {
  color: var(--amber-soft);
}

.page-disclaimer .disc-clause__hash {
  font-size: 16px;
  color: var(--mist);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.page-disclaimer .disc-clause__num:hover .disc-clause__hash,
.page-disclaimer .disc-clause__num:focus-visible .disc-clause__hash {
  opacity: 1;
}

.page-disclaimer .disc-clause__title {
  margin: 0 0 12px;
  font-family: var(--f-sans);
  font-weight: 800;
  font-size: clamp(19px, 4.6vw, 24px);
  line-height: 1.42;
  color: var(--on-ink);
}

.page-disclaimer .disc-clause__body p {
  margin: 0 0 12px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--on-ink-dim);
}

.page-disclaimer .disc-clause__body a {
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 196, 107, .45);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

.page-disclaimer .disc-subhead {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jade);
}

/* ---------- 要点列表 ---------- */
.page-disclaimer .disc-points {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-disclaimer .disc-points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--on-ink-dim);
  max-width: 62ch;
}

.page-disclaimer .disc-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber-soft);
}

.page-disclaimer .disc-points--stop li::before {
  background: var(--pink);
}

/* ---------- 关键边界句 ---------- */
.page-disclaimer .disc-keyline {
  margin: 18px 0 4px;
  padding: 6px 0 6px 16px;
  border-left: 3px solid var(--jade);
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-ink);
  max-width: 60ch;
}

/* ---------- 旧版 / 当季版 对照 ---------- */
.page-disclaimer .disc-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 18px 0 4px;
  padding: 16px;
  border-radius: var(--r-lg);
  background: var(--paper);
}

.page-disclaimer .disc-compare__side {
  padding: 16px 15px;
  border-radius: var(--r-sm);
}

.page-disclaimer .disc-compare__side--old {
  border: 1px solid var(--paper-2);
  background: rgba(255, 79, 135, .08);
}

.page-disclaimer .disc-compare__side--now {
  border: 1px solid rgba(255, 138, 31, .6);
  background: #FFFBF3;
  box-shadow: 0 14px 26px rgba(11, 31, 51, .1);
}

.page-disclaimer .disc-compare__badge {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 11px;
  border-radius: var(--pill);
  font-size: 11.5px;
  letter-spacing: .1em;
}

.page-disclaimer .disc-compare__side--old .disc-compare__badge {
  background: rgba(255, 79, 135, .16);
  color: #A31947;
}

.page-disclaimer .disc-compare__side--now .disc-compare__badge {
  background: rgba(255, 138, 31, .2);
  color: #8F4600;
}

.page-disclaimer .disc-compare__head {
  margin: 0 0 10px;
  font-family: var(--f-sans);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--black);
}

.page-disclaimer .disc-compare__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-disclaimer .disc-compare__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: #3D4552;
}

.page-disclaimer .disc-compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mist);
}

/* ---------- 差异配图 ---------- */
.page-disclaimer .disc-diff-figure {
  margin: 20px 0 0;
}

.page-disclaimer .disc-diff-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--disc-hair);
  object-fit: cover;
  background: var(--ink-3);
}

.page-disclaimer .disc-diff-figure figcaption {
  margin-top: 10px;
  max-width: 64ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 联系方式块 ---------- */
.page-disclaimer .disc-contact {
  margin: 16px 0 14px;
  display: grid;
  gap: 10px;
  padding: 16px 15px;
  border: 1px solid var(--disc-hair);
  border-radius: var(--r-lg);
  background: var(--ink-3);
}

.page-disclaimer .disc-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-disclaimer .disc-contact__key {
  min-width: 72px;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-disclaimer .disc-contact__val {
  font-size: 14.5px;
  color: var(--on-ink);
  word-break: break-all;
}

/* ---------- 收尾入口 ---------- */
.page-disclaimer .disc-tail {
  padding-top: 10px;
  padding-bottom: 48px;
}

.page-disclaimer .disc-tail__panel {
  display: grid;
  gap: 22px;
  padding: 26px 20px;
  border: 1px solid var(--disc-hair);
  border-radius: var(--r-xl);
  background: linear-gradient(150deg, var(--ink-2), var(--ink-deep));
}

.page-disclaimer .disc-tail__title {
  margin: 0 0 10px;
  font-family: var(--f-sans);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.35;
  color: var(--on-ink);
}

.page-disclaimer .disc-tail__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--on-ink-dim);
}

.page-disclaimer .disc-tail__links {
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-tail__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  border: 1px solid var(--disc-hair);
  border-radius: var(--pill);
  font-size: 14.5px;
  color: var(--on-ink);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .disc-tail__link:hover,
.page-disclaimer .disc-tail__link:focus-visible {
  border-color: rgba(255, 138, 31, .65);
  background: rgba(255, 138, 31, .1);
  color: var(--amber-soft);
}

.page-disclaimer .disc-tail__arrow {
  font-size: 14px;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .disc-tail__link:hover .disc-tail__arrow,
.page-disclaimer .disc-tail__link:focus-visible .disc-tail__arrow {
  color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-disclaimer .disc-compare {
    grid-template-columns: 1fr 1fr;
    padding: 18px;
  }

  .page-disclaimer .disc-tail__panel {
    padding: 30px 28px;
  }

  .page-disclaimer .disc-tail__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-tail__link {
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-crumb {
    padding-top: 34px;
  }

  .page-disclaimer .disc-hero {
    padding-top: 42px;
    padding-bottom: 64px;
  }

  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-disclaimer .disc-clause {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 32px;
    padding: 34px 0;
  }

  .page-disclaimer .disc-clause__num {
    font-size: 34px;
  }

  .page-disclaimer .disc-tail__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 40px;
    padding: 34px 32px;
  }
}
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