/* ===== 使用指引 /usage/ ===== */
.page-disclaimer {
  --ud-index-w: 92px;
  --ud-radius: 14px;
  background: var(--paper);
  color: var(--text-on-light);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .ud-hero {
  padding-top: clamp(30px, 5vw, 60px);
  padding-bottom: clamp(30px, 5vw, 54px);
  background:
    radial-gradient(1100px 400px at 84% -12%, rgba(217, 164, 65, .22), transparent 62%),
    var(--ink);
  color: var(--text-on-dark);
  border-bottom: var(--line-strong) solid var(--black);
}

.page-disclaimer .ud-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: end;
}

@media (min-width: 940px) {
  .page-disclaimer .ud-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-disclaimer .ud-hero .eyebrow {
  color: var(--gold-2);
  margin: 0;
}

.page-disclaimer .ud-hero__title {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--near-white);
}

.page-disclaimer .ud-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--text-on-dark);
}

.page-disclaimer .breadcrumbs {
  margin-top: 22px;
  font-size: var(--fs-14);
  color: var(--text-mute-dark);
}

.page-disclaimer .breadcrumbs a {
  color: var(--gold-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 215, 154, .5);
  transition: color var(--dur-1) var(--ease);
}

.page-disclaimer .breadcrumbs a:hover {
  color: var(--near-white);
}

/* 速览板 */
.page-disclaimer .ud-board {
  padding: 22px clamp(18px, 2.4vw, 26px);
  background: var(--ink-2);
  border: var(--line-strong) solid var(--black);
  border-radius: var(--ud-radius);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .ud-board__title {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: var(--fs-21);
  color: var(--gold-2);
}

.page-disclaimer .ud-board__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .ud-board__row {
  display: grid;
  gap: 5px;
  padding: 11px 0;
  border-top: 1px dashed rgba(168, 201, 184, .34);
}

.page-disclaimer .ud-board__row:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .ud-board__key {
  font-size: var(--fs-14);
  letter-spacing: .02em;
  color: var(--text-mute-dark);
}

.page-disclaimer .ud-board__val {
  font-size: var(--fs-17);
  color: var(--near-white);
}

/* 首屏横图 */
.page-disclaimer .ud-hero__figure {
  max-width: var(--shell-max);
  margin: clamp(28px, 4vw, 46px) auto 0;
  padding-inline: var(--gutter);
}

.page-disclaimer .ud-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  background: var(--ink-3);
  border: var(--line-strong) solid var(--black);
  border-radius: var(--ud-radius);
  box-shadow: var(--shadow-hard-lg);
}

@media (max-width: 700px) {
  .page-disclaimer .ud-hero__figure img {
    aspect-ratio: 16 / 9;
  }
}

/* ---------- 条款区 ---------- */
.page-disclaimer .ud-clauses {
  padding-block: clamp(48px, 7vw, 104px);
  background: var(--paper);
}

.page-disclaimer .ud-clauses__intro {
  max-width: 62ch;
  margin-bottom: clamp(30px, 4.5vw, 56px);
}

.page-disclaimer .ud-clauses__intro .eyebrow {
  color: var(--moss);
  margin: 0;
}

.page-disclaimer .ud-clauses__intro .section-title {
  margin: 10px 0 12px;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.2;
  color: var(--ink);
}

.page-disclaimer .ud-clauses__intro p:last-child {
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--text-mute-light);
}

.page-disclaimer .ud-clauses__list {
  display: grid;
  gap: clamp(24px, 3vw, 38px);
}

.page-disclaimer .ud-clause {
  display: grid;
  gap: 10px 26px;
  padding: 22px 0 22px clamp(14px, 2vw, 22px);
  border-left: var(--line-strong) solid var(--black);
  background: linear-gradient(90deg, rgba(168, 201, 184, .26), rgba(168, 201, 184, 0) 46%);
}

@media (min-width: 780px) {
  .page-disclaimer .ud-clause {
    grid-template-columns: var(--ud-index-w) minmax(0, 1fr);
    padding: 26px 0 26px 26px;
  }
}

.page-disclaimer .ud-clause__index {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: start;
  padding: 2px 4px;
  font-family: var(--mono);
  font-size: var(--fs-21);
  letter-spacing: .04em;
  color: var(--ink);
  text-decoration: none;
  border-radius: var(--radius-pill);
  transition: color var(--dur-1) var(--ease);
}

.page-disclaimer .ud-clause__index::before {
  content: "";
  flex: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--gold);
  border: 2px solid var(--black);
}

.page-disclaimer .ud-clause__index:hover {
  color: var(--cinnabar);
}

.page-disclaimer .ud-clause__index:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--gold);
}

.page-disclaimer .ud-clause__body {
  min-width: 0;
}

.page-disclaimer .ud-clause__title {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.3vw, 1.6rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-disclaimer .ud-clause__body p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--text-on-light);
}

.page-disclaimer .ud-clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .ud-clause__body a {
  color: var(--moss);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color var(--dur-1) var(--ease);
}

.page-disclaimer .ud-clause__body a:hover {
  color: var(--cinnabar);
}

.page-disclaimer .ud-clause__body .mono {
  color: var(--ink);
  font-weight: 500;
}

.page-disclaimer .ud-clause__points {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  max-width: 68ch;
}

.page-disclaimer .ud-clause__points li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-17);
  line-height: 1.7;
  color: var(--text-on-light);
}

.page-disclaimer .ud-clause__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 10px;
  height: 3px;
  border-radius: 2px;
  background: var(--gold);
}

.page-disclaimer .ud-clause__points .mono {
  color: var(--moss);
  font-weight: 500;
}

/* 更新节奏四格 */
.page-disclaimer .ud-cadence {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 68ch;
  margin: 18px 0 20px;
}

@media (min-width: 720px) {
  .page-disclaimer .ud-cadence {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-disclaimer .ud-cadence__cell {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 14px 14px 12px;
  background: var(--near-white);
  border: var(--line-thin) solid var(--black);
  border-bottom: var(--line-strong) solid var(--moss);
  border-radius: 12px;
  box-shadow: 4px 4px 0 rgba(30, 31, 29, .16);
}

.page-disclaimer .ud-cadence__num {
  font-family: var(--mono);
  font-size: var(--fs-21);
  letter-spacing: .04em;
  color: var(--ink);
}

.page-disclaimer .ud-cadence__label {
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--text-mute-light);
}

/* ---------- 底部联系条带 ---------- */
.page-disclaimer .ud-band {
  padding-block: clamp(34px, 5vw, 60px);
  background: var(--ink);
  color: var(--text-on-dark);
  border-top: var(--line-strong) solid var(--black);
}

.page-disclaimer .ud-band__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

@media (min-width: 900px) {
  .page-disclaimer .ud-band__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-disclaimer .ud-band__title {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.25;
  color: var(--gold-2);
}

.page-disclaimer .ud-band__text {
  margin: 0 0 20px;
  max-width: 56ch;
  font-size: var(--fs-17);
  line-height: 1.76;
  color: var(--text-on-dark);
}

.page-disclaimer .ud-band__contact {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .ud-band__contact li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(168, 201, 184, .3);
}

.page-disclaimer .ud-band__key {
  font-size: var(--fs-14);
  color: var(--text-mute-dark);
}

.page-disclaimer .ud-band__val {
  color: var(--near-white);
  overflow-wrap: anywhere;
}

.page-disclaimer .ud-band__side {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 20px;
  background: var(--ink-2);
  border: var(--line-thin) solid rgba(168, 201, 184, .34);
  border-radius: var(--ud-radius);
}

.page-disclaimer .ud-band__hours {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-on-dark);
}

.page-disclaimer .ud-band__top {
  justify-self: start;
  text-decoration: none;
}

.page-disclaimer .ud-band__meta {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: .02em;
  color: var(--text-mute-dark);
}

.page-disclaimer .ud-band__meta a {
  color: var(--jade);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--dur-1) var(--ease);
}

.page-disclaimer .ud-band__meta a:hover {
  color: var(--gold-2);
}

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