/* Aether Pages — Shared Styles */
:root {
  --bg-primary: #0f1117;
  --bg-card: #1a1d27;
  --bg-hover: #22263a;
  --border: #2d3148;
  --accent: #7c3aed;
  --accent-light: #a78bfa;
  --accent-hover: #c4b5fd;
  --text-primary: #f1f5f9;
  --text-body: #cbd5e1;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-body);
  line-height: 1.6;
  min-height: 100vh;
}
a { color: var(--accent-light); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* Index page */
.index-wrap { max-width: 960px; margin: 0 auto; padding: 2rem; }
.index-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border);
}
.index-header h1 { font-size: 1.5rem; font-weight: 600; color: var(--text-primary); }
.index-header .auth-area { display: flex; align-items: center; gap: 1rem; font-size: 0.9rem; }

.btn {
  display: inline-block; padding: 0.5rem 1rem; border-radius: 0.5rem;
  font-size: 0.85rem; font-weight: 500; cursor: pointer;
  border: 1px solid var(--border); background: var(--bg-card); color: var(--text-body);
  transition: all 0.2s;
}
.btn:hover { background: var(--bg-hover); color: var(--text-primary); text-decoration: none; }
.btn-accent { background: var(--accent); border-color: var(--accent); color: white; }
.btn-accent:hover { background: #6d28d9; border-color: #6d28d9; color: white; }

.page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.page-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 0.75rem;
  padding: 1.25rem; transition: border-color 0.2s;
}
.page-card:hover { border-color: var(--accent); }
.page-card .title {
  font-size: 1rem; font-weight: 600; color: var(--text-primary);
  margin-bottom: 0.4rem;
}
.page-card .title a { color: var(--text-primary); }
.page-card .title a:hover { color: var(--accent-light); text-decoration: none; }
.page-card .desc { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0.75rem; }
.page-card .meta {
  font-size: 0.75rem; color: var(--text-muted);
  display: flex; justify-content: space-between; align-items: center;
}
.page-card .tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.5rem; }
.tag {
  display: inline-block; padding: 0.15rem 0.5rem; border-radius: 1rem;
  font-size: 0.7rem; background: rgba(124, 58, 237, 0.15); color: var(--accent-light);
  border: 1px solid rgba(124, 58, 237, 0.3);
}
.vis-badge {
  display: inline-block; padding: 0.15rem 0.5rem; border-radius: 1rem;
  font-size: 0.7rem; font-weight: 500;
}
.vis-public { background: rgba(34, 197, 94, 0.15); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.3); }
.vis-shared { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.vis-private { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }

.empty-state {
  text-align: center; padding: 4rem 2rem; color: var(--text-muted);
}
.empty-state p { font-size: 1.1rem; margin-bottom: 0.5rem; }

.error-page {
  max-width: 480px; margin: 4rem auto; text-align: center; padding: 2rem;
}
.error-page h1 { font-size: 3rem; color: var(--accent); margin-bottom: 0.5rem; }
.error-page p { color: var(--text-secondary); margin-bottom: 1.5rem; }