/* ================================================
   page-disclaimer — 使用条款与免责声明
   编号条款 + 档案侧栏 + 深墨底色红边
   ================================================ */
.page-disclaimer {
  --terms-num-size: 3rem;
  --terms-main-width: 720px;
  position: relative;
  overflow-x: clip;
  background:
    radial-gradient(900px 280px at 88% 0%, rgba(230, 57, 70, 0.1), transparent 62%),
    var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

.page-disclaimer .disclaimer-shell {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: 0 1.25rem 5rem;
  box-sizing: border-box;
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-block: 1.75rem 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--color-blue);
}

.page-disclaimer .breadcrumb-sep {
  color: var(--color-red);
}

/* 页头 */
.page-disclaimer .disclaimer-hero {
  position: relative;
  padding-block: 2.25rem 2rem;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 2.25rem;
}

.page-disclaimer .disclaimer-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(44vw, 460px);
  height: 8px;
  background: linear-gradient(90deg, transparent, var(--color-red) 30%, var(--color-blue));
  clip-path: polygon(16px 0, 100% 0, 100% 100%, 0 100%);
}

.page-disclaimer .disclaimer-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 84px;
  height: 4px;
  background: var(--color-red);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
}

.page-disclaimer .disclaimer-hero__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.page-disclaimer .disclaimer-hero__batch {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--color-red);
  border: 1px solid var(--color-red);
  background: rgba(230, 57, 70, 0.08);
  padding: 0.375rem 0.875rem;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-disclaimer .disclaimer-hero h1 {
  margin: 0 0 0.875rem;
  max-width: 13ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.25rem, 7vw, 4.25rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.page-disclaimer .disclaimer-hero__lead {
  margin: 0 0 1.5rem;
  max-width: 64ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.page-disclaimer .disclaimer-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* 主体两栏布局 */
.page-disclaimer .disclaimer-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.5rem 2.75rem;
}

.page-disclaimer .disclaimer-main {
  display: grid;
  gap: 1rem;
  align-content: start;
}

@media (min-width: 960px) {
  .page-disclaimer .disclaimer-shell {
    padding-inline: 2rem;
  }

  .page-disclaimer .disclaimer-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

/* 编号条款 */
.page-disclaimer .terms-item {
  position: relative;
  background: var(--color-bg-deep);
  border-left: 4px solid var(--color-red);
  box-shadow: 0 8px 28px var(--color-shadow);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-disclaimer .terms-item[open] {
  border-left-color: var(--color-blue);
  background: linear-gradient(90deg, rgba(230, 57, 70, 0.07), var(--color-bg-deep) 48%);
}

.page-disclaimer .terms-item__head {
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.25rem 1rem;
  align-items: center;
  padding: 1.25rem 1.25rem 1.25rem 1rem;
  cursor: pointer;
}

.page-disclaimer .terms-item__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .terms-item__num {
  grid-row: 1 / span 2;
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  line-height: 1;
  color: var(--color-text);
  background: var(--color-red);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
  transition: background 0.25s ease;
}

.page-disclaimer .terms-item__group {
  min-width: 0;
  display: grid;
  gap: 0.375rem;
}

.page-disclaimer .terms-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1.15;
  color: var(--color-text);
  transition: color 0.25s ease;
}

.page-disclaimer .terms-item__note {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.page-disclaimer .terms-item__toggle {
  grid-column: 3;
  grid-row: 1 / span 2;
  justify-self: end;
  align-self: center;
  position: relative;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background: rgba(0, 180, 216, 0.06);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-disclaimer .terms-item__toggle::before,
.page-disclaimer .terms-item__toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1px;
  background: var(--color-blue);
  transform: translate(-50%, -50%);
}

.page-disclaimer .terms-item__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-disclaimer .terms-item[open] .terms-item__toggle {
  background: rgba(0, 180, 216, 0.18);
}

.page-disclaimer .terms-item[open] .terms-item__toggle::after {
  transform: translate(-50%, -50%) rotate(180deg);
}

.page-disclaimer .terms-item__body {
  padding: 0.125rem 1.25rem 1.625rem 1rem;
  border-top: 1px dashed var(--color-line);
}

.page-disclaimer .terms-item__body p {
  margin: 0 0 0.875em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text);
}

.page-disclaimer .terms-item__body ul {
  list-style: none;
  margin: 0.375rem 0 1.25rem;
  padding: 0;
}

.page-disclaimer .terms-item__body li {
  position: relative;
  padding-left: 1.375rem;
  margin-bottom: 0.625rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
}

.page-disclaimer .terms-item__body li::before {
  content: "";
  position: absolute;
  left: 0.125rem;
  top: 0.7em;
  width: 7px;
  height: 7px;
  background: var(--color-blue);
  transform: rotate(45deg);
}

.page-disclaimer .terms-item__body a {
  color: var(--color-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 180, 216, 0.4);
}

.page-disclaimer .terms-item__body a:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-blue);
}

/* 联系行 */
.page-disclaimer .terms-contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  background: rgba(0, 180, 216, 0.06);
  border: 1px solid var(--color-line);
  padding: 0.875rem 1rem;
  margin-bottom: 1rem;
}

.page-disclaimer .terms-contact-row__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.page-disclaimer .terms-contact-row__value {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--color-blue);
}

/* 侧栏 */
.page-disclaimer .disclaimer-aside {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.page-disclaimer .terms-warning {
  position: relative;
  margin: 0;
  background: var(--color-bg-deep);
  border: 1px solid var(--color-line);
  box-shadow: 0 10px 30px var(--color-shadow);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-disclaimer .terms-warning::before {
  content: "!";
  position: absolute;
  top: -1px;
  right: 22px;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--color-red);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.page-disclaimer .terms-warning__media {
  padding: 1.625rem 1.5rem 0.625rem;
}

.page-disclaimer .terms-warning__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.page-disclaimer .terms-warning figcaption {
  padding: 0.625rem 1.25rem 1.25rem;
  border-top: 1px solid var(--color-line);
  margin-top: 0.625rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

/* 相关档案卡 */
.page-disclaimer .terms-nav-card {
  position: relative;
  background: var(--color-bg-paper);
  color: var(--color-bg);
  padding: 1.5rem 1.5rem 1.375rem;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-disclaimer .terms-nav-card__title {
  margin: 0 0 0.875rem;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid rgba(14, 17, 22, 0.25);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-bg);
}

.page-disclaimer .terms-nav-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .terms-nav-card li {
  position: relative;
  padding-left: 0.875rem;
}

.page-disclaimer .terms-nav-card li + li {
  margin-top: 0.625rem;
}

.page-disclaimer .terms-nav-card li::before {
  content: "";
  position: absolute;
  left: 0.0625rem;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--color-red);
  transform: rotate(45deg);
}

.page-disclaimer .terms-nav-card a {
  color: var(--color-bg);
  font-size: 0.9375rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 17, 22, 0.3);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .terms-nav-card a:hover {
  color: var(--color-red);
  border-color: var(--color-red);
}

/* 批次索引卡 */
.page-disclaimer .terms-index-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(230, 57, 70, 0.06);
  border: 1px solid var(--color-red);
}

.page-disclaimer .terms-index-card__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.page-disclaimer .terms-index-card__value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--color-red);
}

/* 信任声明卡 */
.page-disclaimer .terms-trust-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.125rem 1.25rem;
  border: 1px solid var(--color-line);
}

.page-disclaimer .terms-trust-card__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 0.5rem;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 4px rgba(42, 157, 143, 0.16);
}

.page-disclaimer .terms-trust-card p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* 悬停增强 */
@media (hover: hover) {
  .page-disclaimer .terms-item__head:hover .terms-item__num {
    background: var(--color-blue);
  }

  .page-disclaimer .terms-item__head:hover .terms-item__title {
    color: var(--color-blue);
  }
}