/* ===== 使用说明与免责声明 /page-disclaimer/ ===== */
.page-disclaimer {
  background: var(--color-primary);
  color: var(--color-text-main);
  overflow-x: hidden;
}

/* —— 首屏 —— */
.page-disclaimer .disclaimer-hero {
  position: relative;
  padding: clamp(32px, 6vw, 72px) 0 clamp(32px, 5vw, 64px);
  background:
    linear-gradient(120deg, rgba(255, 59, 48, 0.09) 0%, transparent 58%),
    radial-gradient(circle at 82% 26%, rgba(0, 255, 136, 0.06) 0%, transparent 42%);
  scroll-margin-top: 100px;
}

.page-disclaimer .disclaimer-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-disclaimer .disclaimer-title-block {
  min-width: 0;
}

.page-disclaimer .breadcrumb-nav {
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-mute);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .breadcrumb-nav a {
  color: var(--color-text-mute);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

.page-disclaimer .breadcrumb-nav a:hover {
  color: var(--color-accent2);
}

.page-disclaimer .breadcrumb-nav .breadcrumb-sep {
  color: rgba(176, 184, 196, 0.5);
}

.page-disclaimer .disclaimer-title-block .section-label {
  margin-bottom: 14px;
}

.page-disclaimer .disclaimer-title-block h1 {
  font-size: clamp(34px, 7vw, 68px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}

.page-disclaimer .disclaimer-hero-desc {
  margin: 0 0 24px;
  max-width: 58em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-mute);
  border-left: 3px solid var(--color-error);
  padding-left: 18px;
}

.page-disclaimer .disclaimer-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .disclaimer-hero-tags .data-chip {
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-disclaimer .disclaimer-doc-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid rgba(176, 184, 196, 0.22);
  background: rgba(18, 42, 62, 0.7);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  align-self: start;
}

.page-disclaimer .doc-info-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 16px 14px;
  border-right: 1px solid rgba(176, 184, 196, 0.12);
  border-bottom: 1px solid rgba(176, 184, 196, 0.12);
}

.page-disclaimer .doc-info-item:nth-child(2n) {
  border-right: 0;
}

.page-disclaimer .doc-info-item:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.page-disclaimer .doc-info-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-mute);
}

.page-disclaimer .doc-info-value {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text-main);
}

.page-disclaimer .doc-info-value a {
  color: var(--color-accent1);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

.page-disclaimer .doc-info-value a:hover {
  color: var(--color-accent2);
  border-bottom-color: currentColor;
}

/* —— 目录 —— */
.page-disclaimer .disclaimer-toc {
  border-top: 1px solid rgba(176, 184, 196, 0.16);
  border-bottom: 1px solid rgba(176, 184, 196, 0.16);
  background: rgba(10, 26, 43, 0.55);
}

.page-disclaimer .toc-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.page-disclaimer .toc-heading {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent2);
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.page-disclaimer .toc-item {
  border: 1px solid rgba(176, 184, 196, 0.14);
  background: rgba(10, 26, 43, 0.4);
}

.page-disclaimer .toc-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-mute);
  text-decoration: none;
  transition: color var(--transition-speed) ease, background var(--transition-speed) ease;
}

.page-disclaimer .toc-link:hover {
  color: var(--color-text-main);
  background: rgba(0, 255, 136, 0.07);
}

.page-disclaimer .toc-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-accent1);
}

/* —— 通用章节 —— */
.page-disclaimer .doc-section {
  padding: 56px 0 28px;
  scroll-margin-top: 96px;
}

.page-disclaimer .doc-section + .doc-section {
  border-top: 1px solid rgba(176, 184, 196, 0.12);
}

.page-disclaimer .doc-section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  border-bottom: 1px dashed rgba(176, 184, 196, 0.24);
  padding-bottom: 16px;
  margin-bottom: 30px;
}

.page-disclaimer .doc-section-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--color-accent1);
}

.page-disclaimer .doc-section-header h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.2;
  font-weight: 800;
}

.page-disclaimer .doc-section-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-mute);
  max-width: 24em;
}

.page-disclaimer .doc-section[data-section-highlight].active .doc-section-index,
.page-disclaimer .doc-section[data-section-highlight].active .doc-section-header h2 {
  color: var(--color-accent2);
}

.page-disclaimer .doc-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

/* —— 主内容面板 —— */
.page-disclaimer .doc-main-panel {
  min-width: 0;
  background: rgba(18, 42, 62, 0.72);
  padding: 24px 20px;
  border-left: 3px solid var(--color-accent2);
  position: relative;
}

.page-disclaimer .doc-main-panel::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background: var(--color-accent1);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.page-disclaimer .doc-lead {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-main);
}

.page-disclaimer .doc-paragraph {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

.page-disclaimer .doc-clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-disclaimer .doc-clause-item {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: rgba(10, 26, 43, 0.5);
  border: 1px solid rgba(176, 184, 196, 0.13);
  transition: border-color var(--transition-speed) ease, background var(--transition-speed) ease;
}

.page-disclaimer .doc-clause-item:hover {
  border-color: rgba(0, 255, 136, 0.45);
  background: rgba(10, 26, 43, 0.65);
}

.page-disclaimer .doc-clause-num {
  flex: 0 0 auto;
  min-width: 38px;
  height: 30px;
  padding: 0 10px 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent1);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-disclaimer .doc-clause-body {
  min-width: 0;
}

.page-disclaimer .doc-clause-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--color-text-main);
}

.page-disclaimer .doc-clause-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

/* —— 侧边注记 —— */
.page-disclaimer .doc-side-note {
  min-width: 0;
  padding: 22px 20px;
  border: 1px solid rgba(176, 184, 196, 0.18);
  border-top: 3px solid var(--color-accent1);
  background: rgba(10, 26, 43, 0.42);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-disclaimer .side-note-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent1);
}

.page-disclaimer .side-note-code {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(176, 184, 196, 0.55);
}

/* —— 可折叠说明 —— */
.page-disclaimer .doc-details-group {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px dashed rgba(176, 184, 196, 0.22);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-disclaimer .doc-details-item {
  border: 1px solid rgba(176, 184, 196, 0.14);
  background: rgba(10, 26, 43, 0.45);
  transition: border-color var(--transition-speed) ease;
}

.page-disclaimer .doc-details-item[open] {
  border-color: rgba(0, 255, 136, 0.4);
}

.page-disclaimer .doc-details-item summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-main);
  list-style: none;
}

.page-disclaimer .doc-details-item summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .doc-details-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--color-accent2);
}

.page-disclaimer .doc-details-item[open] summary::after {
  content: "-";
}

.page-disclaimer .doc-details-item p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

/* —— 知识产权列表 —— */
.page-disclaimer .ip-points-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-disclaimer .ip-points-list li {
  position: relative;
  padding-left: 26px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

.page-disclaimer .ip-points-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-accent1);
  transform: rotate(45deg);
}

/* —— 免责声明警示区 —— */
.page-disclaimer .disclaimer-warning-section {
  background: linear-gradient(180deg, transparent 0%, rgba(255, 59, 48, 0.04) 25%, rgba(255, 59, 48, 0.04) 75%, transparent 100%);
}

.page-disclaimer .warning-block {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px 20px;
  border: 2px solid rgba(255, 59, 48, 0.55);
  background: rgba(255, 59, 48, 0.06);
}

.page-disclaimer .warning-symbol {
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-error);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}

.page-disclaimer .warning-msg {
  min-width: 0;
}

.page-disclaimer .warning-main {
  margin: 0 0 8px;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--color-text-main);
}

.page-disclaimer .warning-sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-mute);
}

/* —— 警示图 —— */
.page-disclaimer .disclaimer-image-block {
  margin: 36px 0 0;
  padding: 0;
  border: 1px solid rgba(255, 59, 48, 0.25);
  background: rgba(10, 26, 43, 0.5);
  display: flex;
  flex-direction: column;
}

.page-disclaimer .disclaimer-image {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .disclaimer-image-block figcaption {
  margin: 0;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-mute);
  border-left: 3px solid var(--color-accent2);
}

/* —— 责任卡片 —— */
.page-disclaimer .disclaimer-rule-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 32px;
}

.page-disclaimer .disclaimer-rule-card {
  position: relative;
  padding: 22px 20px;
  background: rgba(255, 59, 48, 0.045);
  border: 1px solid rgba(255, 59, 48, 0.28);
  transition: border-color var(--transition-speed) ease, background var(--transition-speed) ease;
}

.page-disclaimer .disclaimer-rule-card:hover {
  border-color: rgba(255, 59, 48, 0.55);
  background: rgba(255, 59, 48, 0.06);
}

.page-disclaimer .rule-card-num {
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 59, 48, 0.6);
}

.page-disclaimer .disclaimer-rule-card h3 {
  margin: 0 0 10px;
  padding-right: 58px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--color-text-main);
}

.page-disclaimer .disclaimer-rule-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

/* —— 条款变更列表 —— */
.page-disclaimer .doc-simple-list {
  list-style: none;
  counter-reset: clause-counter;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-disclaimer .doc-simple-list li {
  position: relative;
  counter-increment: clause-counter;
  padding-left: 54px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

.page-disclaimer .doc-simple-list li::before {
  content: "0" counter(clause-counter);
  position: absolute;
  left: 0;
  top: 0;
  min-width: 36px;
  padding: 3px 6px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-accent1);
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid rgba(255, 107, 0, 0.3);
}

/* —— 联系信息 —— */
.page-disclaimer .disclaimer-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-disclaimer .contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 20px 18px;
  background: var(--color-secondary);
  border: 1px solid rgba(176, 184, 196, 0.15);
  text-decoration: none;
  transition: border-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.page-disclaimer a.contact-info-card:hover {
  border-color: var(--color-accent2);
  transform: translateY(-2px);
}

.page-disclaimer .contact-card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-mute);
}

.page-disclaimer .contact-card-value {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--color-text-main);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-disclaimer .contact-card-note {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-mute);
}

.page-disclaimer .contact-address-card {
  border-top: 3px solid var(--color-accent1);
}

.page-disclaimer .disclaimer-contact-foot {
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--color-accent2);
  background: rgba(18, 42, 62, 0.5);
}

.page-disclaimer .disclaimer-contact-foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-mute);
}

.page-disclaimer .disclaimer-contact-foot a {
  color: var(--color-accent2);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color var(--transition-speed) ease;
}

.page-disclaimer .disclaimer-contact-foot a:hover {
  color: var(--color-accent1);
}

/* —— 返回顶部 —— */
.page-disclaimer .disclaimer-back-top {
  padding: 24px 0 32px;
  text-align: center;
}

/* —— 中等屏：720px —— */
@media (min-width: 720px) {
  .page-disclaimer .disclaimer-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.7fr);
    gap: 48px;
    align-items: start;
  }

  .page-disclaimer .disclaimer-doc-info {
    margin-top: 52px;
  }

  .page-disclaimer .toc-grid {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-disclaimer .toc-list {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: nowrap;
  }

  .page-disclaimer .toc-item + .toc-item {
    border-left: 1px solid rgba(176, 184, 196, 0.16);
    border-top: 0;
  }

  .page-disclaimer .disclaimer-rule-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .disclaimer-contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* —— 大屏：900px —— */
@media (min-width: 900px) {
  .page-disclaimer .doc-content-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.8fr);
    gap: 32px;
  }

  .page-disclaimer .doc-section-note {
    margin-left: auto;
    text-align: right;
  }

  .page-disclaimer .doc-main-panel {
    padding: 32px 30px;
  }
}

/* —— 桌面：1024px —— */
@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-contact-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-disclaimer .doc-section {
    padding: 72px 0 36px;
  }

  .page-disclaimer .doc-side-note {
    padding: 28px 24px;
  }
}