/* db-* — shared tile-grid + topbar styles, ehemals /app/dashboard/style.css.
 * Wiederverwendet u.a. von /app/agents/. Tokens aus /shared/tokens.css und
 * /shared/theme.css.
 */

:root {
  color-scheme: light dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI",
               Roboto, sans-serif;
  background: var(--surface-canvas, #f7f7f8);
  color: var(--text-primary, #18181b);
  min-height: 100vh;
}

body.theme-dark {
  background: var(--surface-canvas, #0c0e12);
  color: var(--text-primary, #f4f5f7);
}

/* ── Topbar ────────────────────────────────────────────────── */
.db-topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border-subtle, #e5e7eb);
  background: var(--surface-elevated, #fff);
  position: sticky;
  top: 0;
  z-index: 10;
}

body.theme-dark .db-topbar {
  background: var(--surface-elevated, #14171c);
  border-bottom-color: var(--border-subtle, #2a2f37);
}

.db-back {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-secondary, #4b5563);
  font-size: 14px;
  font-weight: 500;
  transition: background 120ms ease, color 120ms ease;
}

.db-back:hover {
  background: var(--surface-canvas, #f3f4f6);
  color: var(--text-primary, #111);
}

.db-title {
  flex: 1;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-align: center;
  color: var(--text-primary, #18181b);
}

.db-theme-toggle {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary, #4b5563);
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.db-theme-toggle:hover {
  background: var(--surface-canvas, #f3f4f6);
  border-color: var(--border-subtle, #e5e7eb);
}

/* ── Main + Hero ───────────────────────────────────────────── */
.db-main {
  max-width: 980px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.db-hero {
  margin-bottom: 40px;
}

.db-hero-title {
  margin: 0 0 6px;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary, #18181b);
}

.db-hero-sub {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary, #6b7280);
  line-height: 1.5;
}

/* ── Sections ──────────────────────────────────────────────── */
.db-section {
  margin-bottom: 36px;
}

.db-section:last-child { margin-bottom: 0; }

.db-section-heading {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary, #9ca3af);
}

.db-section-hint {
  font-size: 11px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0.01em;
  color: var(--text-tertiary, #9ca3af);
}

/* ── Tile-Grid ─────────────────────────────────────────────── */
.db-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.db-tile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--surface-elevated, #fff);
  border: 1px solid var(--border-subtle, #e5e7eb);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text-primary, #18181b);
  transition:
    border-color 140ms ease,
    box-shadow 140ms ease,
    transform 80ms ease;
}

body.theme-dark .db-tile {
  background: var(--surface-elevated, #14171c);
  border-color: var(--border-subtle, #2a2f37);
}

.db-tile:hover {
  border-color: var(--border-strong, #d1d5db);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.04),
    0 4px 12px rgba(0, 0, 0, 0.06);
}

body.theme-dark .db-tile:hover {
  border-color: var(--border-strong, #404652);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.32);
}

.db-tile:active { transform: translateY(1px); }

.db-tile-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--surface-canvas, #f3f4f6);
  color: var(--text-secondary, #4b5563);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

body.theme-dark .db-tile-icon {
  background: var(--surface-canvas, #1c2027);
  color: var(--text-secondary, #cbd5e1);
}

.db-tile-icon svg { width: 20px; height: 20px; }

.db-tile-body { min-width: 0; flex: 1; }

.db-tile-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.db-tile-sub {
  font-size: 12px;
  color: var(--text-secondary, #6b7280);
  line-height: 1.35;
}

/* ── Tile-Variants ────────────────────────────────────────── */

/* "Bridge" — Mein Wissen, fuehrt zurueck in den Chat */
.db-tile--bridge .db-tile-icon {
  background: rgba(59, 130, 246, 0.10);
  color: #3b82f6;
}

body.theme-dark .db-tile--bridge .db-tile-icon {
  background: rgba(96, 165, 250, 0.16);
  color: #60a5fa;
}

/* "Accent" — Tenant-Konsole, hervorgehoben weil Tenant-Ebene */
.db-tile--accent .db-tile-icon {
  background: rgba(168, 85, 247, 0.10);
  color: #a855f7;
}

body.theme-dark .db-tile--accent .db-tile-icon {
  background: rgba(192, 132, 252, 0.16);
  color: #c084fc;
}

/* "Ghost" — Hilfe, dezent */
.db-tile--ghost .db-tile-icon {
  background: transparent;
  border: 1px dashed var(--border-strong, #d1d5db);
}

body.theme-dark .db-tile--ghost .db-tile-icon {
  border-color: var(--border-strong, #404652);
}

/* Sprint J-2: Connector-Health tile — status-dot overlay on the icon
   + a health-pill strip in the subtitle. */
.db-tile--health .db-tile-icon { position: relative; }
.db-health-dot {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 2px solid var(--bg, #fff);
  display: inline-block;
}
.db-health-dot--ok   { background: var(--ok, #16a34a); }
.db-health-dot--warn { background: var(--error, #dc2626); }
body.theme-dark .db-health-dot { border-color: var(--bg, #1a1d23); }

.db-tile--health-warn {
  border-color: color-mix(in srgb, var(--error, #dc2626) 35%, var(--border, #e5e7eb));
}

.db-health-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}
.db-health-pill {
  display: inline-flex;
  align-items: center;
  font-size: 10.5px;
  padding: 1px 8px;
  border-radius: 999px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.db-health-pill--ok    { background: color-mix(in srgb, var(--ok, #16a34a) 14%, transparent); color: var(--ok, #15803d); }
.db-health-pill--warn  { background: color-mix(in srgb, var(--warn, #d97706) 14%, transparent); color: var(--warn, #b45309); }
.db-health-pill--err   { background: color-mix(in srgb, var(--error, #dc2626) 14%, transparent); color: var(--error, #b91c1c); }
.db-health-pill--muted { background: var(--bg-elevated, #f3f4f6); color: var(--ink-3, #6b7280); }
body.theme-dark .db-health-pill--ok    { background: rgba(22, 163, 74, 0.20);   color: #86efac; }
body.theme-dark .db-health-pill--warn  { background: rgba(217, 119, 6, 0.20);   color: #fbbf24; }
body.theme-dark .db-health-pill--err   { background: rgba(220, 38, 38, 0.20);   color: #fca5a5; }
body.theme-dark .db-health-pill--muted { background: rgba(255, 255, 255, 0.05); color: #9ca3af; }