/* PI design system — adapted from licensing-portal / RxTransfer-Tracker. */

:root {
  --primary: #2a6ebb;
  --primary-dark: #233f76;
  --primary-darker: #172a4f;
  --primary-light: #50a0d6;
  --primary-lighter: #8bc2e4;

  --accent: #303c9d;
  --sky: #309bdb;

  --success: #16a34a; --success-bg: #f0fdf4;
  --warning: #d97706; --warning-bg: #fffbeb;
  --danger:  #dc2626; --danger-bg:  #fef2f2;
  --info:    #0891b2; --info-bg:    #ecfeff;

  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

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

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  font-size: 14px;
  line-height: 1.5;
}

/* ---- navbar ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(135deg, var(--primary-darker), var(--primary-dark));
  height: 64px;
  box-shadow: 0 2px 8px rgba(23,42,79,.3);
  display: flex;
  align-items: center;
  padding: 0 24px;
  color: white;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 32px;
  text-decoration: none;
}
.navbar-brand img {
  height: 56px;
  filter: brightness(1.1);
  object-fit: contain;
}
.navbar-brand .brand-text {
  color: white;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .5px;
}
.navbar-brand .brand-sub {
  color: var(--primary-lighter);
  font-size: 11px;
  font-weight: 400;
  display: block;
  margin-top: -2px;
  letter-spacing: 1px;
}
.nav-tabs {
  display: flex;
  gap: 2px;
  height: 100%;
}
.nav-tab {
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  transition: all .15s;
  white-space: nowrap;
  text-decoration: none;
}
.nav-tab:hover { color: white; background: rgba(255,255,255,.08); }
.nav-tab.active { color: white; border-bottom-color: var(--sky); }
.nav-actions {
  margin-left: auto;
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-actions .user-info {
  font-size: 13px;
  color: rgba(255,255,255,.9);
  margin-right: 4px;
}
.role-badge {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 12px;
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.85);
}
.navbar-help {
  color: rgba(255,255,255,.85);
  font-size: 13px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 4px;
  transition: background .15s;
}
.navbar-help:hover { color: white; background: rgba(255,255,255,.12); }
.navbar-help svg { display: block; }

/* ---- container + main layout ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 12px;
}
.page-header h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-800);
  margin: 0;
}

/* ---- buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  line-height: 1;
}
.btn-primary   { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: white; color: var(--gray-700); border-color: var(--gray-300); }
.btn-secondary:hover { background: var(--gray-50); }
.btn-success   { background: var(--success); color: white; }
.btn-danger    { background: var(--danger);  color: white; }
.btn-warning   { background: var(--warning); color: white; }
.btn-accent    { background: var(--accent);  color: white; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---- login gate ---- */
.login-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  padding: 0 24px;
}
.login-gate h2 {
  font-size: 24px;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.login-gate p {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 24px;
  max-width: 480px;
}
.login-gate .btn { font-size: 16px; padding: 12px 32px; }

/* ---- cards ---- */
.card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}
.card-header h2 { font-size: 16px; margin: 0; }
.card-body { padding: 18px; }

/* ---- stat cards ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  padding: 20px;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--primary);
}
.stat-card .stat-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: .5px;
}
.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-800);
  margin: 6px 0 2px;
}
.stat-card .stat-sub {
  font-size: 13px;
  color: var(--gray-500);
}

/* ---- badges ---- */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .3px;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger); }
.badge-info    { background: var(--info-bg);    color: var(--info); }

/* ---- forms ---- */
.form-group { display: flex; flex-direction: column; gap: 4px; margin-bottom: 14px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--gray-700); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 9px 10px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  background: white;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(42,110,187,.15);
}

/* ---- placeholder / empty states ---- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64px 24px;
  color: var(--gray-500);
  text-align: center;
}
.empty-state .empty-icon {
  font-size: 48px;
  color: var(--gray-300);
  margin-bottom: 12px;
}
.empty-state h3 { color: var(--gray-700); margin: 0 0 6px; font-size: 16px; }
.empty-state p { margin: 0; font-size: 13px; }

/* ---- responsive ---- */
@media (max-width: 768px) {
  .navbar { padding: 0 12px; flex-wrap: wrap; height: auto; min-height: 64px; }
  .navbar-brand img { height: 40px; }
  .navbar-brand .brand-text { font-size: 16px; }
  .nav-tabs { overflow-x: auto; width: 100%; }
  .container { padding: 16px; }
}