/* ============================================================
   app.css — Component styles for Mavericks Research Portal
   Extends portal.css — uses same CSS variables
   ============================================================ */

/* ── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 16px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
  line-height: 1.4;
  font-family: inherit;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }

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

.btn-navy {
  background: var(--navy);
  color: white;
  border-color: var(--navy);
}
.btn-navy:hover { background: var(--navy-lt); border-color: var(--navy-lt); color: white; }

.btn-outline {
  background: white;
  color: var(--navy);
  border-color: var(--border);
}
.btn-outline:hover { border-color: var(--navy); color: var(--navy); background: var(--lgray); }

.btn-success { background: var(--success); color: white; border-color: var(--success); }
.btn-success:hover { background: #15803d; color: white; }

.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn-danger:hover { background: #b91c1c; color: white; }

.btn-sm { padding: 4px 11px; font-size: 11.5px; }
.btn-lg { padding: 10px 22px; font-size: 14px; }

/* ── CARDS ─────────────────────────────────────────────── */
.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.card-header {
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 13px;
  color: var(--navy);
}

/* ── STAT ROW ───────────────────────────────────────────── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stat-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow);
}
.stat-icon {
  width: 40px; height: 40px; min-width: 40px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.stat-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.stat-label {
  font-size: 11px;
  color: var(--dgray);
  margin-top: 3px;
}

/* ── TABLES ─────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; margin-top: 14px; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.data-table thead th {
  background: var(--lgray);
  color: var(--navy);
  padding: 9px 14px;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .4px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
.data-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background .1s;
}
.data-table tbody tr:hover { background: var(--lgray); }
.data-table tbody td { padding: 9px 14px; vertical-align: middle; }
.data-table tbody tr:last-child { border-bottom: none; }

/* ── FORMS ──────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 5px;
}
.form-hint {
  font-size: 11px;
  color: var(--dgray);
  margin-top: 4px;
}
.form-control {
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--navy);
  background: white;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  transition: border-color .15s;
  outline: none;
}
.form-control:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(31,56,100,.08);
}
.form-control::placeholder { color: #b0b8c9; }
textarea.form-control { resize: vertical; min-height: 90px; line-height: 1.6; }
select.form-control { cursor: pointer; }

.form-grid {
  display: grid;
  gap: 0 16px;
}
.form-grid.g2 { grid-template-columns: 1fr 1fr; }
.form-grid.g3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.g4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* ── BADGES ─────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.badge-success   { background: #dcfce7; color: #15803d; }
.badge-danger    { background: #fee2e2; color: #b91c1c; }
.badge-warning   { background: #fef9c3; color: #a16207; }
.badge-info      { background: #dbeafe; color: #1d4ed8; }
.badge-secondary { background: var(--lgray); color: var(--dgray); }
.badge-navy      { background: #e0e7ff; color: var(--navy); }

/* ── BREADCRUMB ─────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--dgray);
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--navy); text-decoration: none; font-weight: 500; }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb-sep { color: var(--border); }

/* ── PAGINATION ─────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.page-link {
  padding: 5px 11px;
  font-size: 12px;
  font-weight: 600;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--navy);
  text-decoration: none;
  background: white;
  transition: all .15s;
}
.page-link:hover   { border-color: var(--navy); background: var(--lgray); }
.page-link.active  { background: var(--navy); color: white; border-color: var(--navy); }
.page-link.disabled{ opacity: .4; pointer-events: none; }

/* ── ALERTS / FLASH ─────────────────────────────────────── */
.alert {
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  border-left: 4px solid;
  margin-bottom: 12px;
}
.alert-success { background: #f0fdf4; color: #15803d; border-color: var(--success); }
.alert-danger  { background: #fef2f2; color: #b91c1c; border-color: var(--danger); }
.alert-info    { background: #eff6ff; color: #1d4ed8; border-color: var(--info); }
.alert-warning { background: #fffbeb; color: #92400e; border-color: var(--warning); }

/* ── EMPTY STATE ────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--dgray);
}
.empty-state-icon { font-size: 44px; margin-bottom: 12px; }
.empty-state h3 { font-size: 15px; color: var(--navy); margin-bottom: 6px; }
.empty-state p  { font-size: 12.5px; }

/* ── DOCUMENT HISTORY ───────────────────────────────────── */
.version-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.version-dot {
  width: 10px; height: 10px; min-width: 10px;
  border-radius: 50%;
  background: var(--navy);
  margin-top: 4px;
}
.version-dot.auto { background: var(--border); }

/* ── RESPONSIVE FIXES ───────────────────────────────────── */
@media (max-width: 900px) {
  .form-grid.g2,
  .form-grid.g3,
  .form-grid.g4 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .stat-row { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; }
  .btn { font-size: 12px; padding: 6px 12px; }
}