/* ==========================================================================
   OPERATORS PAGE
   ========================================================================== */

.operators-page {
  background:
    radial-gradient(1200px 500px at 10% -20%, var(--color-surface-accent-navy) 0%, rgba(23, 64, 146, 0) 70%),
    radial-gradient(900px 420px at 90% -10%, var(--color-surface-accent-osm) 0%, rgba(76, 175, 80, 0) 68%),
    var(--color-bg-subtle);
  min-height: calc(100vh - 60px);
  padding: var(--space-2) 0;
}

.operators-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.operators-header {
  margin-bottom: var(--space-2);
}

.operators-header h1 {
  margin: 0;
  color: var(--color-fg);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
}

.operators-header p {
  margin: var(--space-2) 0 0 0;
  color: var(--color-fg-muted);
  font-size: var(--text-sm);
}

.operators-toolbar {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  padding: var(--space-4);
  overflow: visible;
  position: relative;
  z-index: 30;
}

.operators-toolbar__form {
  display: block;
}

.operators-toolbar__inline {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-3);
  overflow: visible;
  padding-bottom: 2px;
}

.operators-toolbar__inline-item {
  flex: 0 0 auto;
  min-width: 0;
}

.operators-toolbar__inline-item--search {
  width: 360px;
}

.operators-toolbar__inline-item .dropdown-menu {
  margin-top: 0.4rem;
  z-index: 1700;
}

.smart-search-input-group {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.1);
  width: 100%;
}

.operators-summary {
  color: var(--color-fg-muted);
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

.operators-list {
  display: grid;
  gap: var(--space-4);
}

/* --------------- OPERATOR CARD (horizontal split) --------------- */

.operator-card {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.operator-card--has-matches {
  border-color: rgba(76, 175, 80, 0.24);
}

.operator-card--no-matches {
  border-color: rgba(15, 23, 42, 0.12);
}

/* Header is a 50/50 horizontal grid like routes */
.operator-card__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg-subtle) 100%);
}

/* Shared pane base */
.operator-card__pane {
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

/* ATLAS pane — blue tint, like route-meta--atlas */
.operator-card__pane--atlas {
  background: linear-gradient(135deg, var(--color-surface-atlas) 0%, var(--color-primary-subtle) 100%);
}

/* OSM pane — green tint, like route-meta--osm */
.operator-card__pane--osm {
  background: linear-gradient(135deg, var(--color-surface-osm) 0%, var(--color-success-subtle) 100%);
}

/* Pane label (ATLAS / OSM) */
.operator-card__pane-label {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  font-weight: var(--font-semibold);
  color: var(--color-fg-muted);
  text-transform: uppercase;
}

.operator-card__title {
  margin: 0;
  color: var(--color-fg);
  font-size: clamp(1rem, 0.9rem + 0.4vw, 1.3rem);
  font-weight: var(--font-semibold);
  word-break: break-word;
}

.operator-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-1);
}

.operator-card__meta-pill {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.12);
  color: var(--color-fg-muted);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  padding: 0.2rem 0.6rem;
}

.operator-card__stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-1);
}

.operator-card__stat {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(15, 23, 42, 0.12);
  color: var(--color-fg-muted);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  padding: 0.25rem 0.7rem;
  white-space: nowrap;
}

.operator-card__stat strong {
  color: var(--color-fg);
  margin-right: 0.3rem;
}

.operator-card__osm-count {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-fg);
}

/* OSM matches list */
.operator-card__matches {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.operator-match-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(76, 175, 80, 0.18);
  color: var(--color-fg);
  padding: 0.35rem 0.75rem;
  font-size: var(--text-sm);
}

.operator-match-pill__name {
  font-weight: var(--font-semibold);
}

.operator-match-pill__count {
  color: var(--color-fg-muted);
  font-size: var(--text-xs);
}

.operator-card__empty {
  margin: 0;
  color: var(--color-fg-muted);
  font-size: var(--text-sm);
}

.operator-card__empty code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

.operator-card__footer-note {
  color: var(--color-fg-muted);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  margin-top: var(--space-1);
}

/* --------------- EMPTY STATE --------------- */

.operators-empty-state {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.operators-empty-state h2 {
  margin: 0 0 var(--space-2) 0;
  font-size: var(--text-xl);
}

.operators-empty-state p {
  margin: 0 0 var(--space-3) 0;
  color: var(--color-fg-muted);
  max-width: 36rem;
}

/* --------------- RESPONSIVE --------------- */

@media (max-width: 992px) {
  .operators-toolbar__inline {
    flex-wrap: wrap;
  }

  .operators-toolbar__inline-item--search {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .operator-card__header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .operators-container {
    padding: 0 var(--space-3);
  }

  .operators-toolbar {
    padding: var(--space-3);
  }

  .operator-card__matches {
    flex-direction: column;
  }

  .operator-match-pill {
    width: 100%;
    justify-content: space-between;
  }
}

/* --------------- INFO POPUP --------------- */

.operators-info {
  display: inline-flex;
  vertical-align: middle;
  margin-left: var(--space-2);
  position: relative;
  line-height: 1;
}

.operators-info__button {
  width: 26px;
  height: 26px;
  border: 1px solid rgba(23, 64, 146, 0.2);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: help;
  padding: 0;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-xs);
}

.operators-info__button:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.operators-info__tooltip {
  position: absolute;
  top: calc(100% + 0.6rem);
  left: 0;
  width: 340px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  color: var(--color-fg);
  font-size: var(--text-xs);
  font-weight: var(--font-normal);
  line-height: var(--leading-normal);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 1000;
  text-transform: none;
}

.operators-info:hover .operators-info__tooltip,
.operators-info:focus-within .operators-info__tooltip {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.operators-info__tooltip p {
  margin: 0;
  color: var(--color-fg);
}

.operators-info__tooltip a {
  color: var(--color-primary);
  font-weight: var(--font-semibold);
  text-decoration: none;
}

.operators-info__tooltip a:hover {
  text-decoration: underline;
}