/* =========================================================
   CANDIDATE SEARCH PORTAL — Main Stylesheet
   ========================================================= */

:root {
  --primary:        #2563eb;
  --primary-dark:   #1d4ed8;
  --primary-light:  #eff6ff;
  --danger:         #dc2626;
  --danger-light:   #fef2f2;
  --success:        #16a34a;
  --success-light:  #f0fdf4;
  --warning:        #ca8a04;

  --sidebar-bg:     #1e293b;
  --sidebar-active: #2563eb;
  --sidebar-hover:  #334155;
  --sidebar-text:   #cbd5e1;
  --sidebar-width:  240px;

  --bg-surface:     #f1f5f9;
  --bg-white:       #ffffff;
  --border:         #e2e8f0;
  --text:           #0f172a;
  --text-muted:     #64748b;
  --text-light:     #94a3b8;

  --radius:         8px;
  --radius-sm:      4px;
  --shadow:         0 1px 4px rgba(0,0,0,.08), 0 2px 12px rgba(0,0,0,.06);
  --shadow-sm:      0 1px 3px rgba(0,0,0,.08);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg-surface);
}

/* =========================================================
   LAYOUT
   ========================================================= */

#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ---- Sidebar ------------------------------------------ */

.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
}

.sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid #334155;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
}

.brand-icon { height: 22px; width: 22px; object-fit: contain; }

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: background .15s, color .15s;
  position: relative;
}

.nav-item:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.nav-item.active {
  background: rgba(37,99,235,.15);
  color: #fff;
  border-left-color: var(--primary);
}

.nav-icon { width: 18px; text-align: center; }

.badge {
  margin-left: auto;
  background: var(--primary);
  color: #fff;
  border-radius: 10px;
  padding: 1px 7px;
  font-size: .75rem;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  border-top: 1px solid #334155;
  gap: 10px;
}

.user-info { flex: 1; overflow: hidden; }
.user-name  { color: #fff; font-weight: 600; font-size: .875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role  { color: var(--sidebar-text); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; }

.user-avatar {
  width: 34px; height: 34px;
  background: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .9rem;
  flex-shrink: 0;
}

.btn-logout {
  background: none; border: none;
  color: var(--sidebar-text);
  font-size: 1rem;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  line-height: 1;
}
.btn-logout:hover { color: var(--danger); background: rgba(220,38,38,.1); }

/* ---- Main content ------------------------------------- */

.main-content {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
}

.tab-panel { display: none; padding: 28px; flex-direction: column; gap: 20px; }
.tab-panel.active { display: flex; }

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.panel-header h2 { font-size: 1.35rem; font-weight: 700; color: var(--text); }

.panel-desc { color: var(--text-muted); font-size: .875rem; margin-top: -8px; }

.panel-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* =========================================================
   COMPONENTS
   ========================================================= */

/* ---- Buttons ------------------------------------------ */

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: .875rem; font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  white-space: nowrap;
  line-height: 1.4;
}

.btn-primary   { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-outline   { background: #fff; color: var(--text); border-color: var(--border); }
.btn-outline:hover { background: var(--bg-surface); border-color: #c8d3e0; }

.btn-danger    { color: var(--danger); border-color: #fca5a5; background: var(--danger-light); }
.btn-danger:hover { background: #fee2e2; }

.btn-icon {
  padding: 5px 8px; font-size: .75rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer; font-weight: 600;
  transition: background .15s, border-color .15s;
}
.btn-icon.session  { background: #e0f2fe; color: #0369a1; border-color: #bae6fd; }
.btn-icon.session:hover { background: #bae6fd; }
.btn-icon.archive  { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.btn-icon.archive:hover { background: #fde68a; }
.btn-icon.delete   { background: var(--danger-light); color: var(--danger); border-color: #fca5a5; }
.btn-icon.delete:hover { background: #fee2e2; }
.btn-icon.fav      { background: #fef9c3; color: #713f12; border-color: #fef08a; }
.btn-icon.fav:hover { background: #fef08a; }
.btn-icon.unarchive { background: var(--success-light); color: var(--success); border-color: #86efac; }
.btn-icon.unarchive:hover { background: #dcfce7; }
.btn-icon.remove    { background: var(--danger-light); color: var(--danger); border-color: #fca5a5; }
.btn-icon.remove:hover { background: #fee2e2; }

.btn-sm { padding: 5px 10px; font-size: .8rem; }

/* ---- Forms -------------------------------------------- */

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: .8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }

.form-control {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: .875rem;
  color: var(--text);
  background: #fff;
  width: 100%;
  transition: border-color .15s;
  outline: none;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

.checkbox-label {
  display: flex; align-items: center; gap: 8px;
  font-size: .875rem; color: var(--text-muted);
  cursor: pointer; user-select: none;
}

/* ---- Filter card -------------------------------------- */

.filter-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: 14px;
}

.filter-row {
  display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end;
}
.filter-row .form-group { flex: 1; min-width: 180px; }

.filter-actions-row { justify-content: space-between; align-items: center; }

/* ---- Autocomplete ------------------------------------- */

.autocomplete-wrap { position: relative; }

.autocomplete-list {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 100;
  background: #fff; border: 1.5px solid var(--border);
  border-top: none; border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow);
  list-style: none; max-height: 220px; overflow-y: auto;
  display: none;
}
.autocomplete-list li {
  padding: 9px 12px; cursor: pointer; font-size: .875rem;
  transition: background .1s;
}
.autocomplete-list li:hover, .autocomplete-list li.active { background: var(--primary-light); color: var(--primary); }

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

.results-area { display: flex; flex-direction: column; gap: 10px; }

.results-meta { font-size: .8rem; color: var(--text-muted); }

.table-wrapper {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: auto;
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%; border-collapse: collapse; font-size: .875rem;
}
.data-table thead th {
  background: #f8fafc; padding: 10px 14px;
  text-align: left; font-weight: 600; color: var(--text-muted);
  font-size: .75rem; text-transform: uppercase; letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table tbody tr { border-bottom: 1px solid var(--border); transition: background .1s; }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: #fafbff; }
.data-table td { padding: 10px 14px; vertical-align: top; }

.col-actions { width: 220px; }
.actions-cell { display: flex; gap: 4px; flex-wrap: wrap; }

.empty-state { text-align: center; color: var(--text-muted); padding: 32px 14px; font-size: .9rem; }

.cell-skills {
  max-width: 220px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ---- Pagination --------------------------------------- */

.pagination {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  justify-content: center; padding: 8px 0;
}
.page-btn {
  min-width: 34px; height: 34px; padding: 0 10px;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  background: #fff; color: var(--text); cursor: pointer; font-size: .875rem;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s, border-color .15s;
}
.page-btn:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary); }
.page-btn.current { background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 700; pointer-events: none; }
.page-btn:disabled { opacity: .4; pointer-events: none; }

/* ---- Stats grid --------------------------------------- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}
.stat-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  text-align: center; box-shadow: var(--shadow-sm);
}
.stat-num { font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: .8rem; color: var(--text-muted); margin-top: 4px; text-transform: uppercase; letter-spacing: .05em; }

/* ---- Admin sections ----------------------------------- */

.admin-section {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  box-shadow: var(--shadow-sm);
}
.admin-section h3 { font-size: 1rem; margin-bottom: 8px; }
.admin-section p  { color: var(--text-muted); font-size: .875rem; margin-bottom: 12px; }

.etl-output {
  margin-top: 12px; background: #0f172a; color: #a3e635;
  padding: 14px 16px; border-radius: var(--radius);
  font-family: monospace; font-size: .8rem; white-space: pre-wrap;
}

/* ---- Favourite toolbar -------------------------------- */

.fav-toolbar {
  display: flex; gap: 20px; align-items: flex-end; flex-wrap: wrap;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
  box-shadow: var(--shadow-sm);
}
.fav-create-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ---- Modal -------------------------------------------- */

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15,23,42,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}
.modal {
  background: #fff; border-radius: 12px;
  width: 100%; max-width: 420px;
  box-shadow: 0 8px 40px rgba(0,0,0,.2);
  overflow: hidden;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 1rem; margin: 0; }
.modal-close {
  background: none; border: none; font-size: 1.4rem;
  cursor: pointer; color: var(--text-muted); line-height: 1;
}
.modal-close:hover { color: var(--danger); }
.modal-body { padding: 20px; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 14px 20px; border-top: 1px solid var(--border);
  background: #f8fafc;
}

/* ---- Toast -------------------------------------------- */

.toast {
  position: fixed; bottom: 28px; right: 28px;
  background: #1e293b; color: #fff;
  padding: 12px 20px; border-radius: var(--radius);
  font-size: .875rem; font-weight: 500;
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
  transform: translateY(80px); opacity: 0;
  transition: transform .25s, opacity .25s;
  z-index: 2000; max-width: 340px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-left: 4px solid var(--success); }
.toast.error   { border-left: 4px solid var(--danger); }
.toast.info    { border-left: 4px solid var(--primary); }

/* ---- Loading spinner ---------------------------------- */

.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(37,99,235,.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Archived row style ------------------------------- */
tr.is-archived td { color: var(--text-muted); font-style: italic; }