/* ============================================================
   Dr AI Filters - AI bar styles (ai-filter.css)
   v0.2.3

   Patched: alignment classes + .dr-ai-fallback notice.
   ============================================================ */

.dr-ai-filter-bar {
  width: 100%;
  max-width: 900px;
  margin: 0 auto 22px;
  padding: 18px 20px;
  border: 1px solid #e5e5e5;
  border-radius: var(--dr-ai-radius, 14px);
  background: var(--dr-ai-bg, #ffffff);
  color: var(--dr-ai-text, #111827);
  box-shadow: 0 8px 24px rgba(0,0,0,.04);
  text-align: center;
  box-sizing: border-box;
}

/* ---------- Alignment ---------- */

.dr-ai-filter-bar.dr-ai-align-left {
  text-align: left;
  margin-left: 0;
  margin-right: auto;
}

.dr-ai-filter-bar.dr-ai-align-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.dr-ai-filter-bar.dr-ai-align-right {
  text-align: right;
  margin-left: auto;
  margin-right: 0;
}

.dr-ai-filter-bar.dr-ai-align-left .dr-ai-filter-form,
.dr-ai-filter-bar.dr-ai-align-left .dr-ai-chips,
.dr-ai-filter-bar.dr-ai-align-left .dr-ai-filter-results {
  justify-content: flex-start;
}
.dr-ai-filter-bar.dr-ai-align-right .dr-ai-filter-form,
.dr-ai-filter-bar.dr-ai-align-right .dr-ai-chips,
.dr-ai-filter-bar.dr-ai-align-right .dr-ai-filter-results {
  justify-content: flex-end;
}

/* ---------- Header ---------- */

.dr-ai-filter-head {
  margin-bottom: 10px;
}

.dr-ai-filter-title {
  display: block;
  font-size: 18px;
  line-height: 1.3;
  color: inherit;
}

.dr-ai-filter-subtitle {
  margin-top: 6px;
  font-size: 14px;
  color: inherit;
  opacity: 0.7;
}

/* ---------- Form row ---------- */

.dr-ai-filter-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.dr-ai-filter-input {
  flex: 1 1 420px;
  max-width: 620px;
  min-height: 46px;
  padding: 11px 16px;
  border: 1px solid #d6d6d6;
  border-radius: 999px;
  text-align: center;
  font-size: 15px;
  background: #fff;
  color: #111827;
  outline: none;
  transition: border-color .2s;
}

.dr-ai-filter-bar.dr-ai-align-left .dr-ai-filter-input,
.dr-ai-filter-bar.dr-ai-align-right .dr-ai-filter-input {
  text-align: left;
}

.dr-ai-filter-input:focus {
  border-color: var(--dr-ai-btn-bg, #111827);
  box-shadow: 0 0 0 2px rgba(0,0,0,.08);
}

.dr-ai-filter-submit {
  min-height: 46px;
  padding: 11px 22px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  background: var(--dr-ai-btn-bg, #111827);
  color: var(--dr-ai-btn-color, #ffffff);
  transition: opacity .15s;
}

.dr-ai-filter-submit:hover,
.dr-ai-filter-submit:focus-visible {
  opacity: 0.88;
}

/* ---------- Status ---------- */

.dr-ai-filter-status {
  margin-top: 12px;
  font-size: 14px;
  min-height: 20px;
}

.dr-ai-filter-status:empty {
  display: none;
}

.dr-ai-filter-status.is-error   { color: #b00020; }
.dr-ai-filter-status.is-success { color: #166534; }
.dr-ai-filter-status.is-loading { color: #555; }

.dr-ai-filter-status.is-loading::after {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-left: 8px;
  border: 2px solid #999;
  border-top-color: transparent;
  border-radius: 50%;
  animation: drAiSpin .7s linear infinite;
  vertical-align: text-bottom;
}

@keyframes drAiSpin { to { transform: rotate(360deg); } }

/* ---------- Results ---------- */

.dr-ai-filter-results {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.dr-ai-filter-results:empty {
  display: none;
}

.dr-ai-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
}

.dr-ai-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #d7d7d7;
  background: #f7f7f7;
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.3;
  transition: background .15s, border-color .15s;
}

.dr-ai-chip:hover {
  background: #eef2ff;
  border-color: var(--dr-ai-btn-bg, #111827);
}

.dr-ai-chip-label { font-weight: 500; }
.dr-ai-chip-conf  { font-size: 11px; opacity: 0.55; }

.dr-ai-apply-all {
  display: inline-block;
  padding: 9px 20px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  background: var(--dr-ai-btn-bg, #111827);
  color: var(--dr-ai-btn-color, #ffffff);
  transition: opacity .15s;
}

.dr-ai-apply-all:hover,
.dr-ai-apply-all:focus-visible { opacity: 0.88; }

/* ---------- Notices ---------- */

.dr-ai-clarification,
.dr-ai-empty,
.dr-ai-fallback {
  width: 100%;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 8px;
}

.dr-ai-clarification {
  color: #b45309;
  background: #fef3c7;
}

.dr-ai-empty {
  color: #555;
  background: #f3f4f6;
}

.dr-ai-fallback {
  color: #1e3a8a;
  background: #dbeafe;
  border: 1px solid #bfdbfe;
}

/* 0.2.4 - backend-only suggestions mode */
.dr-ai-suggest-only {
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fde68a;
  width: 100%;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 4px;
}

/* ---------- Mobile ---------- */

@media (max-width: 767px) {
  .dr-ai-filter-bar {
    padding: 14px;
    border-radius: calc(var(--dr-ai-radius, 14px) * 0.8);
    max-width: 100%;
  }
  .dr-ai-filter-input {
    flex-basis: 100%;
    max-width: 100%;
  }
  .dr-ai-filter-submit {
    flex-basis: 100%;
  }
  .dr-ai-filter-title {
    font-size: 16px;
  }
}