/* =========================================================================
 * prefs.css — Settings modal. Rendered by framework/js/preferences.js.
 * ========================================================================= */

.prefs-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 500;
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
  font-family: var(--u-sans);
}
.prefs-modal {
  background: var(--u-bg-elev);
  border: 1px solid var(--u-border-accent);
  border-radius: 8px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.prefs-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--u-border);
  color: var(--u-accent);
  font-family: var(--u-mono);
  font-size: 13px;
  letter-spacing: 3px;
}
.prefs-close {
  background: transparent; border: none; color: var(--u-text-dim);
  font-size: 20px; line-height: 1; cursor: pointer;
  padding: 0 4px;
  transition: color 0.15s;
}
.prefs-close:hover { color: var(--u-text); }

.prefs-body {
  padding: 14px 18px;
  overflow-y: auto;
  flex: 1 1 auto;
}
.prefs-section {
  margin-bottom: 22px;
}
.prefs-section-title {
  font-family: var(--u-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--u-text-dim);
  margin-bottom: 4px;
}
.prefs-section-desc {
  font-size: 11px;
  color: var(--u-text-dim);
  margin-bottom: 12px;
  line-height: 1.5;
}
.prefs-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
}
.prefs-field-label {
  font-family: var(--u-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--u-text-dim);
}
.prefs-field-input {
  background: var(--u-bg);
  color: var(--u-text);
  border: 1px solid var(--u-border);
  border-radius: 4px;
  padding: 7px 10px;
  font-family: var(--u-mono);
  font-size: 12px;
  outline: none;
  transition: border-color 0.15s;
}
.prefs-field-input:focus { border-color: var(--u-accent); }
.prefs-field-help {
  font-size: 10px;
  color: var(--u-text-dim);
  line-height: 1.5;
}

.prefs-foot {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--u-border);
}
.prefs-foot button {
  background: var(--u-bg); color: var(--u-text-dim);
  border: 1px solid var(--u-border); border-radius: 4px;
  padding: 6px 14px;
  font: 11px var(--u-mono); letter-spacing: 1.5px; text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.prefs-foot button:hover { border-color: var(--u-accent); color: var(--u-text); }
.prefs-save  { color: var(--u-accent) !important; border-color: var(--u-border-accent) !important; }
.prefs-save:hover { background: rgba(79,193,201,0.08); }
.prefs-reset { color: #e08080 !important; border-color: rgba(224,128,128,0.25) !important; }
.prefs-reset:hover { background: rgba(224,128,128,0.08); }

/* ── Gear button in the header ─────────────────────────────────────── */
.header-btn {
  background: transparent;
  border: 1px solid var(--u-border);
  border-radius: 4px;
  color: var(--u-text-dim);
  padding: 6px 10px;
  font: 18px/1 var(--u-sans);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.header-btn:hover { border-color: var(--u-accent); color: var(--u-accent); }