/* ===== 服务条款 · 合同图谱 ===== */
.page-disclaimer {
  --terms-line: rgba(255, 255, 255, 0.1);
  --terms-grid: rgba(245, 197, 66, 0.045);
  --terms-accent-soft: rgba(255, 122, 0, 0.07);
  --terms-accent-border: rgba(255, 122, 0, 0.38);
  --terms-risk-soft: rgba(231, 76, 60, 0.06);
  --terms-risk-border: rgba(231, 76, 60, 0.36);
  --terms-rail-w: 240px;
  position: relative;
  overflow-x: clip;
  background: var(--c-bg);
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--terms-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--terms-grid) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer > * {
  position: relative;
  z-index: 1;
}

/* ---- 首屏横幅 ---- */
.terms-hero {
  position: relative;
  margin-top: calc(var(--header-h) * -1);
  padding-top: calc(var(--header-h) + 44px);
  background:
    radial-gradient(circle at 84% 15%, rgba(255, 122, 0, 0.16), transparent 34%),
    radial-gradient(circle at 12% 42%, rgba(18, 59, 103, 0.7), transparent 46%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-bg) 70%);
  border-bottom: 1px solid var(--terms-line);
  overflow: hidden;
}

.terms-hero-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: end;
  padding: 34px 0 38px;
}

.terms-hero-copy .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-accent-soft);
}

.terms-hero-copy .section-label::before {
  content: "//";
  color: var(--c-accent);
}

.terms-hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--c-white);
  font-weight: 800;
}

.terms-hero-lead {
  margin: 0;
  max-width: 640px;
  color: var(--c-text);
  font-size: 1rem;
  line-height: 1.85;
}

.terms-hero-meta {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--terms-line);
  border-radius: var(--radius-sm);
  background: rgba(6, 14, 32, 0.34);
  overflow: hidden;
}

.terms-meta-cell {
  padding: 12px 14px;
  border-bottom: 1px solid var(--terms-line);
}

.terms-meta-cell:last-child {
  border-bottom: 0;
}

.terms-meta-cell dt {
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--c-accent-soft);
}

.terms-meta-cell dd {
  margin: 0;
  color: var(--c-white);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.5;
}

.terms-hero-banner-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.terms-hero-banner {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
}

.terms-hero-banner-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to bottom, rgba(6, 14, 32, 0.42), rgba(6, 14, 32, 0.06) 78%),
    repeating-linear-gradient(to bottom, rgba(232, 237, 245, 0.05) 0 1px, transparent 1px 34px);
}

/* ---- 图谱主体布局 ---- */
.terms-layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 36px;
  padding-bottom: 56px;
}

/* --- 坐标索引 rail --- */
.terms-rail {
  border: 1px solid var(--terms-line);
  border-radius: var(--radius-sm);
  background: rgba(6, 14, 32, 0.36);
  padding: 14px 14px 10px;
}

.terms-rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--terms-line);
}

.terms-rail-head .section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-accent-soft);
}

.terms-rail-tip {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: rgba(232, 237, 245, 0.5);
}

.terms-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(104px, 1fr);
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.terms-rail-link {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 5px;
  color: var(--c-text);
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.terms-rail-link:hover,
.terms-rail-link:focus-visible {
  border-color: var(--terms-accent-border);
  background: var(--terms-accent-soft);
  color: var(--c-white);
  outline: none;
}

.terms-rail-no {
  min-width: 24px;
  padding-left: 4px;
  border-left: 2px solid rgba(255, 122, 0, 0.5);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  line-height: 1;
  color: var(--c-accent);
}

.terms-rail-name {
  white-space: nowrap;
}

/* ---- 条款文档 ---- */
.terms-doc {
  min-width: 0;
}

.terms-item {
  position: relative;
  padding: 16px 0 40px;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.terms-item + .terms-item {
  border-top: 1px solid var(--terms-line);
  padding-top: 38px;
}

.terms-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 14px;
  margin-bottom: 18px;
}

.terms-item-no {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border: 1px solid var(--terms-accent-border);
  border-radius: 3px;
  background: var(--terms-accent-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  line-height: 1.3;
  color: var(--c-accent);
}

.terms-item-head h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-white);
}

.terms-item-tag {
  padding: 3px 10px;
  border: 1px solid rgba(255, 158, 61, 0.32);
  border-radius: 999px;
  font-size: 0.74rem;
  color: var(--c-accent-soft);
  background: rgba(255, 158, 61, 0.06);
}

.terms-item-content {
  max-width: 780px;
  color: var(--c-text);
}

.terms-item-content p {
  margin: 0 0 14px;
  line-height: 1.85;
}

.terms-item-content h3 {
  margin: 26px 0 12px;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--c-white);
}

.terms-item-content a {
  color: var(--c-accent-soft);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color var(--transition);
}

.terms-item-content a:hover,
.terms-item-content a:focus-visible {
  color: var(--c-white);
}

.terms-item-list {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
}

.terms-item-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  line-height: 1.75;
}

.terms-item-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.82em;
  width: 13px;
  height: 1px;
  background: linear-gradient(90deg, var(--c-accent), transparent 85%);
}

.terms-item--risk .terms-item-list li::before {
  background: linear-gradient(90deg, var(--c-danger), transparent 85%);
}

.terms-note {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-left: 2px solid rgba(245, 197, 66, 0.5);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(245, 197, 66, 0.05);
  color: var(--c-text);
  font-size: 0.9rem;
  line-height: 1.7;
}

.terms-callout {
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--terms-accent-border);
  border-left-width: 3px;
  border-radius: var(--radius-sm);
  background: var(--terms-accent-soft);
  color: var(--c-text);
  font-size: 0.92rem;
  line-height: 1.7;
}

.terms-callout-label {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-accent);
}

.terms-callout--danger {
  border-color: var(--terms-risk-border);
  background: var(--terms-risk-soft);
}

.terms-callout--danger .terms-callout-label {
  color: var(--c-danger);
}

.terms-related {
  margin-top: 16px;
  font-size: 0.9rem;
  color: rgba(232, 237, 245, 0.78);
}

/* ---- 服务范围矩阵 ---- */
.terms-matrix {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0 20px;
}

.terms-matrix-cell {
  position: relative;
  padding: 14px 10px 13px;
  text-align: center;
  background: rgba(18, 59, 103, 0.26);
  border: 1px solid var(--terms-line);
  border-radius: var(--radius-sm);
}

.terms-matrix-cell::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, var(--c-accent), transparent);
}

.terms-matrix-cell strong {
  display: block;
  font-family: var(--font-num);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1;
  color: var(--c-accent);
}

.terms-matrix-cell span {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--c-text);
}

/* ---- 费用变更高亮的橙色图谱 ---- */
.terms-item--fee::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-gold) 60%, transparent);
  z-index: 1;
}

.terms-item--fee .terms-item-content {
  padding: 18px 18px 12px;
  margin-top: 6px;
  background: linear-gradient(120deg, rgba(255, 122, 0, 0.08), rgba(255, 158, 61, 0.03) 72%);
  border: 1px solid var(--terms-accent-border);
  border-radius: var(--radius);
}

/* ---- 风险条款的警示色边界 ---- */
.terms-item--risk {
  border-left: 2px solid rgba(231, 76, 60, 0.35);
  padding-left: 14px;
}

.terms-item--risk .terms-item-no {
  border-color: var(--terms-risk-border);
  background: var(--terms-risk-soft);
  color: var(--c-danger);
}

.terms-item--risk .terms-item-tag {
  border-color: rgba(231, 76, 60, 0.34);
  background: var(--terms-risk-soft);
  color: rgba(255, 255, 255, 0.72);
}

/* ---- 联系信息 ---- */
.terms-contact {
  display: grid;
  grid-template-columns: 1fr;
  margin: 14px 0 20px;
  border: 1px solid var(--terms-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: rgba(6, 14, 32, 0.24);
}

.terms-contact > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--terms-line);
}

.terms-contact > div:last-child {
  border-bottom: 0;
}

.terms-contact dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--c-accent-soft);
}

.terms-contact dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--c-white);
  text-align: right;
  word-break: break-all;
}

/* ---- 页尾条款摘要 ---- */
.terms-footerline {
  display: grid;
  gap: 0;
  margin-top: 8px;
  margin-bottom: 56px;
  border: 1px solid var(--terms-line);
  border-radius: var(--radius-sm);
  background: rgba(6, 14, 32, 0.3);
  overflow: hidden;
}

.terms-footerline-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 16px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.12);
}

.terms-footerline-row:last-child {
  border-bottom: 0;
}

.terms-footerline-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--c-accent-soft);
}

.terms-footerline-value {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--c-white);
  font-weight: 500;
}

/* ---- 中屏适配 ---- */
@media (min-width: 720px) {
  .terms-hero-entry {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
  }

  .terms-hero-meta {
    grid-template-columns: repeat(3, 1fr);
  }

  .terms-meta-cell {
    border-bottom: 0;
    border-right: 1px solid var(--terms-line);
  }

  .terms-meta-cell:last-child {
    border-right: 0;
  }

  .terms-hero-banner {
    height: 260px;
  }

  .terms-contact {
    grid-template-columns: repeat(3, 1fr);
  }

  .terms-contact > div {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    border-bottom: 0;
    border-right: 1px solid var(--terms-line);
  }

  .terms-contact > div:last-child {
    border-right: 0;
  }

  .terms-contact dd {
    text-align: left;
    word-break: normal;
  }
}

/* ---- 桌面分栏：左坐标轴 + 右条款图谱 ---- */
@media (min-width: 960px) {
  .terms-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: 56px;
    padding-top: 56px;
    padding-bottom: 80px;
  }

  .terms-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    flex: 0 0 var(--terms-rail-w);
    padding: 16px 12px 12px;
  }

  .terms-rail-tip {
    display: block;
  }

  .terms-rail-list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: 1fr;
    gap: 2px;
    overflow: visible;
  }

  .terms-rail-name {
    white-space: normal;
  }

  .terms-doc {
    flex: 1 1 auto;
    max-width: 820px;
  }

  .terms-footerline {
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 72px;
  }

  .terms-footerline-row {
    border-bottom: 0;
    border-right: 1px dashed rgba(255, 255, 255, 0.12);
  }

  .terms-footerline-row:last-child {
    border-right: 0;
  }
}