/* ============================================================
   docs.css · 功能 / 隐私 / 关于 页
   ============================================================ */

.feat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }

.feat-grid .doc-card.wide { grid-column: 1 / -1; }

.req-list { display: grid; gap: 14px; margin-top: 8px; }

.req-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: var(--r-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 var(--glass-hi);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  color: var(--text-2);
  font-size: 14.5px;
  line-height: 1.7;
}

.req-item svg { width: 20px; height: 20px; flex: none; color: var(--accent); margin-top: 2px; }

/* 关于页 */
.about-hero { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; margin-bottom: 26px; }

.about-hero img {
  width: 96px;
  height: 96px;
  border-radius: 24px;
  box-shadow: 0 20px 50px rgba(6, 20, 60, 0.4), inset 0 2px 0 rgba(255, 255, 255, 0.25);
}

.about-hero h3 { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; }
.about-hero .ver { color: var(--text-2); font-size: 14px; margin-top: 6px; }

.kv { display: grid; gap: 0; }

.kv-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--glass-border);
  font-size: 14.5px;
}

.kv-row:last-child { border-bottom: none; }
.kv-row .k { color: var(--text-3); font-weight: 600; }
.kv-row .v { color: var(--text-2); }
.kv-row .v a { color: var(--accent); }
.kv-row .v a:hover { text-decoration: underline; }

.warn-card {
  border: 1px solid rgba(255, 159, 10, 0.5) !important;
  background: rgba(255, 159, 10, 0.08) !important;
}

.warn-card h3 { color: #ff9f0a; }
.warn-card p { color: var(--text-2); }

.stack-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }

@media (max-width: 860px) {
  .feat-grid { grid-template-columns: 1fr; }
  .kv-row { grid-template-columns: 110px 1fr; }
}