/* ===== page: disclaimer / 用户协议 ===== */
.page-disclaimer {
  --agree-rail: 252px;
  --agree-top: 96px;
  --agree-measure: 62ch;
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: hidden;
}

.page-disclaimer .container {
  width: 100%;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-disclaimer .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-disclaimer .breadcrumb__item {
  display: inline-flex;
  align-items: center;
}

.page-disclaimer .breadcrumb__link {
  color: var(--stone);
  text-decoration: none;
  transition: color 140ms ease;
}

.page-disclaimer .breadcrumb__link:hover {
  color: var(--amber);
}

.page-disclaimer .breadcrumb__sep {
  color: rgba(140, 154, 163, 0.5);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .agreement-hero {
  padding-top: clamp(20px, 3vw, 36px);
}

.page-disclaimer .agreement-scale {
  height: 18px;
  margin-bottom: clamp(20px, 3.4vw, 34px);
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(
    to right,
    var(--line-strong) 0,
    var(--line-strong) 1px,
    transparent 1px,
    transparent 34px
  );
  background-position: 0 100%;
  background-size: 100% 10px;
  background-repeat: repeat-x;
}

.page-disclaimer .agreement-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-disclaimer .agreement-hero__meta .mono {
  color: var(--amber);
}

.page-disclaimer .agreement-hero__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(127, 209, 174, 0.16);
  flex: none;
}

.page-disclaimer .agreement-hero h1 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.6vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
}

.page-disclaimer .agreement-hero__lede {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(15.5px, 1.5vw, 17.5px);
  line-height: 1.75;
  color: var(--veil);
}

/* 首屏横幅 */
.page-disclaimer .agreement-banner {
  position: relative;
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-disclaimer .agreement-banner .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 3;
  object-fit: cover;
}

.page-disclaimer .agreement-banner .media-frame__caption {
  position: absolute;
  right: 14px;
  bottom: 12px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  background: rgba(11, 27, 43, 0.78);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(242, 239, 231, 0.78);
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .agreement-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 56px);
  padding-top: clamp(34px, 5vw, 60px);
}

/* ---------- 右侧目录 ---------- */
.page-disclaimer .agreement-toc {
  order: -1;
}

.page-disclaimer .agreement-toc__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--stone);
}

.page-disclaimer .agreement-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .agreement-toc__item {
  margin: 0;
}

.page-disclaimer .agreement-toc__link {
  display: inline-block;
  font-size: 13px;
  line-height: 1.5;
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-disclaimer .agreement-toc__link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .agreement-doc {
  min-width: 0;
}

.page-disclaimer .agreement-section {
  padding-top: clamp(24px, 3.4vw, 36px);
  border-top: 1px solid var(--line);
  scroll-margin-top: clamp(80px, 12vw, 110px);
}

.page-disclaimer .agreement-section + .agreement-section {
  margin-top: clamp(30px, 4.4vw, 48px);
}

.page-disclaimer .agreement-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-disclaimer .agreement-section__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-disclaimer .agreement-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-disclaimer .agreement-section p {
  margin: 0 0 14px;
  max-width: var(--agree-measure);
  font-size: 16px;
  line-height: 1.78;
  color: var(--veil);
}

.page-disclaimer .agreement-section p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .agreement-section a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(221, 164, 59, 0.42);
  transition: border-color 140ms ease;
}

.page-disclaimer .agreement-section a:hover {
  border-bottom-color: var(--amber);
}

/* 清单 */
.page-disclaimer .agreement-list {
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  max-width: var(--agree-measure);
}

.page-disclaimer .agreement-list li {
  position: relative;
  padding: 11px 0 11px 24px;
  border-top: 1px solid var(--line);
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--veil);
}

.page-disclaimer .agreement-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 9px;
  height: 1px;
  background: var(--stone);
}

.page-disclaimer .agreement-list li:last-child {
  border-bottom: 1px solid var(--line);
}

/* 状态标注说明 */
.page-disclaimer .agreement-states {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 20px 0 22px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-disclaimer .agreement-state {
  background: var(--ink-800);
  padding: 18px 18px 20px;
  min-width: 0;
}

.page-disclaimer .agreement-state__term {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin: 0 0 9px;
  max-width: none;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-disclaimer .agreement-state p {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--stone);
}

/* 折叠条款 */
.page-disclaimer .agreement-fold {
  max-width: var(--agree-measure);
  margin: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .agreement-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--paper);
  transition: color 140ms ease;
}

.page-disclaimer .agreement-fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .agreement-fold summary::after {
  content: "展开";
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-disclaimer .agreement-fold[open] summary::after {
  content: "收起";
}

.page-disclaimer .agreement-fold summary:hover {
  color: var(--amber);
}

.page-disclaimer .agreement-fold__body {
  padding-bottom: 18px;
}

.page-disclaimer .agreement-fold__body p {
  margin: 0 0 12px;
  max-width: none;
  font-size: 15px;
  line-height: 1.75;
  color: var(--veil);
}

.page-disclaimer .agreement-fold__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .agreement-fold__body a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(221, 164, 59, 0.42);
}

/* 章节尾部行动 */
.page-disclaimer .agreement-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(36px, 5vw, 58px);
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
}

.page-disclaimer .agreement-foot__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--stone);
}

.page-disclaimer .agreement-foot .button,
.page-disclaimer .agreement-foot .button--ghost {
  text-decoration: none;
}

/* 返回顶部 */
.page-disclaimer .agreement-top {
  display: inline-block;
  margin-top: clamp(30px, 4vw, 46px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-disclaimer .agreement-top:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .agreement-states {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .agreement-banner .media-frame__img {
    aspect-ratio: 10 / 3;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .agreement-body {
    grid-template-columns: minmax(0, 1fr) var(--agree-rail);
    align-items: start;
  }

  .page-disclaimer .agreement-toc {
    order: 0;
    position: sticky;
    top: var(--agree-top);
  }

  .page-disclaimer .agreement-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-disclaimer .agreement-toc__item {
    display: block;
  }

  .page-disclaimer .agreement-toc__link {
    display: block;
    padding: 9px 0 9px 16px;
    margin-left: -1px;
    border-left: 1px solid var(--line);
    border-bottom: 0;
    font-size: 13.5px;
  }

  .page-disclaimer .agreement-toc__link:hover {
    color: var(--amber);
    border-left-color: var(--amber);
    border-bottom-color: transparent;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .agreement-hero__meta {
    font-size: 11px;
    letter-spacing: 0.14em;
  }

  .page-disclaimer .agreement-section p,
  .page-disclaimer .agreement-list li {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .agreement-toc__link,
  .page-disclaimer .agreement-top,
  .page-disclaimer .agreement-fold summary,
  .page-disclaimer .breadcrumb__link {
    transition: none;
  }
}