/* 独立 loading 页 + 主站 #page-loading 门套样式（由主站先引入 style.css 再引入本文件） */

:root {
  --lp-bg: #0f0f12;
  --lp-card: rgba(26, 26, 31, 0.72);
  --lp-text: #e8e8ec;
  --lp-muted: #9a9aa8;
  --lp-accent: #7c9cff;
  --lp-accent-2: #a78bfa;
  --lp-border: 1px solid rgba(255, 255, 255, 0.08);
}

@media (prefers-color-scheme: light) {
  :root {
    --lp-bg: #f5f5f7;
    --lp-card: rgba(255, 255, 255, 0.88);
    --lp-text: #1d1d1f;
    --lp-muted: #6e6e73;
    --lp-accent: #0066cc;
    --lp-accent-2: #0077ed;
    --lp-border: 1px solid rgba(0, 0, 0, 0.08);
  }
}

[data-theme="light"] {
  --lp-bg: #f5f5f7;
  --lp-card: rgba(255, 255, 255, 0.88);
  --lp-text: #1d1d1f;
  --lp-muted: #6e6e73;
  --lp-accent: #0066cc;
  --lp-accent-2: #0077ed;
  --lp-border: 1px solid rgba(0, 0, 0, 0.08);
}

/* ========== 独立页 loading.html ========== */
.loading-page {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: radial-gradient(ellipse 100% 70% at 50% -10%, color-mix(in srgb, var(--lp-accent) 22%, transparent), transparent 55%),
    var(--lp-bg);
  color: var(--lp-text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.loading-page-shell {
  width: min(420px, 100%);
  padding: 2rem 1.75rem;
  border-radius: 16px;
  border: var(--lp-border);
  background: var(--lp-card);
  backdrop-filter: blur(12px);
  text-align: center;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.28);
}

.loading-page-brand {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lp-muted);
}

.loading-page-heading {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.loading-page-lead {
  margin: 0 0 1.25rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--lp-muted);
}

.loading-page-spinner {
  width: 44px;
  height: 44px;
  margin: 0 auto 1.25rem;
  border: 3px solid color-mix(in srgb, var(--lp-muted) 55%, transparent);
  border-top-color: var(--lp-accent);
  border-radius: 50%;
  animation: lp-spin 0.85s linear infinite;
}

.loading-page-actions {
  margin: 0;
  font-size: 0.88rem;
}

.loading-page-actions a {
  color: var(--lp-accent);
  text-decoration: none;
}
.loading-page-actions a:hover {
  text-decoration: underline;
}

@keyframes lp-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ========== 主站嵌入 #page-loading.page-loading--gate ========== */
.page-loading.page-loading--gate {
  background: radial-gradient(ellipse 100% 65% at 50% 0%, color-mix(in srgb, var(--accent-1, var(--lp-accent)) 18%, transparent), transparent 52%),
    var(--bg-page, var(--lp-bg));
}

.page-loading--gate .loading-gate-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  max-width: min(400px, 88vw);
  padding: 0 0.5rem;
}

.page-loading--gate .loading-gate-brand {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted, var(--lp-muted));
}

.page-loading--gate .loading-gate-heading {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 650;
  color: var(--text-primary, var(--lp-text));
}

.page-loading--gate .loading-gate-desc {
  margin: 0 0 0.15rem;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text-secondary, var(--lp-muted));
  text-align: center;
}

.page-loading--gate .page-loading-spinner {
  margin-top: 0.15rem;
}

.page-loading--gate .page-loading-progress {
  width: min(300px, 86vw);
}

.page-loading--gate .page-loading-text {
  margin-top: 0.15rem;
}