/* ============================================================
   App Shell — Refined CRM Design System
   Cohesive with existing light theme, elevated craft
   ============================================================ */

/* Force light color scheme to prevent OS dark mode from breaking form controls */
:root {
  color-scheme: only light;
}

/* ---------- Entrance Animations ---------- */
@keyframes appFadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes appFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes appSlideRight {
  from { opacity: 0; transform: translateX(-14px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes appScaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes appPulseSubtle {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0); }
  50%      { box-shadow: 0 0 0 6px rgba(var(--primary-rgb), 0.06); }
}
@keyframes shimmerAccent {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-fade-up { animation: appFadeUp 0.55s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.anim-fade-in { animation: appFadeIn 0.4s ease both; }
.anim-scale-in { animation: appScaleIn 0.45s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.anim-slide-right { animation: appSlideRight 0.45s cubic-bezier(0.22, 0.61, 0.36, 1) both; }

/* Stagger children */
.anim-stagger > * { animation: appFadeUp 0.5s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.anim-stagger > *:nth-child(1)  { animation-delay: 0.04s; }
.anim-stagger > *:nth-child(2)  { animation-delay: 0.08s; }
.anim-stagger > *:nth-child(3)  { animation-delay: 0.12s; }
.anim-stagger > *:nth-child(4)  { animation-delay: 0.16s; }
.anim-stagger > *:nth-child(5)  { animation-delay: 0.20s; }
.anim-stagger > *:nth-child(6)  { animation-delay: 0.24s; }
.anim-stagger > *:nth-child(7)  { animation-delay: 0.28s; }
.anim-stagger > *:nth-child(8)  { animation-delay: 0.32s; }
.anim-stagger > *:nth-child(9)  { animation-delay: 0.36s; }
.anim-stagger > *:nth-child(10) { animation-delay: 0.40s; }
.anim-stagger > *:nth-child(11) { animation-delay: 0.44s; }
.anim-stagger > *:nth-child(12) { animation-delay: 0.48s; }

/* ---------- Navbar ---------- */
.app-navbar {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(14px) saturate(1.6);
  -webkit-backdrop-filter: blur(14px) saturate(1.6);
  border-bottom: 1px solid rgba(var(--primary-rgb), 0.08);
  box-shadow: 0 1px 8px rgba(22, 34, 56, 0.04);
  position: sticky;
  top: 0;
  z-index: 1020;
}

.app-navbar .navbar-brand {
  font-weight: 700;
  font-size: 1.05rem;
  background: linear-gradient(135deg, var(--color-primary, #D71920), var(--color-accent, #FFC928));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.01em;
}

.app-navbar .nav-link {
  font-size: 0.82rem;
  padding: 0.45rem 0.7rem;
  border-radius: 8px;
  color: var(--text-sub, #4B5565);
  font-weight: 500;
  transition: all 0.2s cubic-bezier(0.22, 0.61, 0.36, 1);
  position: relative;
}

.app-navbar .nav-link:hover {
  background: rgba(var(--primary-rgb), 0.06);
  color: var(--color-primary, #D71920);
  transform: translateY(-1px);
}

.app-navbar .nav-link.active {
  color: var(--color-primary-dark, #A80F15);
  background: rgba(var(--primary-rgb), 0.10);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.06);
}

.app-navbar .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary, #D71920), var(--color-accent, #FFC928));
  border-radius: 2px;
}

.app-navbar .nav-link i {
  width: 1.1em;
  text-align: center;
}

.app-navbar .nav-user-pill {
  margin-left: 0.25rem;
}

.app-navbar .logout-link {
  font-size: 0.8rem;
  color: var(--text-muted, #6B7280);
  transition: color 0.2s ease;
}

.app-navbar .logout-link:hover {
  color: var(--color-danger, #7F1D1D);
}

/* ---------- Page Header Card ---------- */
.page-header-card {
  border: 1px solid var(--border, #F1D9D2);
  border-radius: 14px;
  background: var(--bg-card, #fff);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(22, 34, 56, 0.03);
  animation: appFadeUp 0.5s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

.page-header-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary, #D71920), var(--color-accent, #FFC928), var(--color-primary, #D71920));
  background-size: 200% 100%;
  animation: shimmerAccent 4s ease infinite;
}

.page-header-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main, #1E2430);
  margin-bottom: 0.3rem;
  letter-spacing: -0.02em;
}

.page-header-card p {
  color: var(--text-sub, #4B5565);
  margin-bottom: 0;
  font-size: 0.88rem;
  line-height: 1.5;
}

/* ---------- Filter Tabs ---------- */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  animation: appFadeUp 0.5s 0.1s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

.filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.42rem 0.95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(var(--primary-rgb), 0.05);
  color: var(--text-sub, #4B5565);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.filter-tab:hover {
  color: var(--color-primary, #D71920);
  background: rgba(var(--primary-rgb), 0.10);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.06);
}

.filter-tab.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary, #D71920), var(--color-primary-dark, #A80F15));
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 3px 12px rgba(var(--primary-rgb), 0.20);
}

.filter-tab.is-active .badge {
  background: rgba(255, 255, 255, 0.22) !important;
  color: #fff !important;
}

/* Filter tab badge contrast fixes — WCAG AA compliant */
/* Warning (yellow) badge: dark text on yellow */
.filter-tab .badge.bg-warning {
  background-color: #FFC928 !important;
  color: #1E2430 !important;   /* dark text: ~7.3:1 contrast */
}
/* Success (green) badge: white on dark green */
.filter-tab .badge.bg-success {
  background-color: #1E6B52 !important;
  color: #ffffff !important;   /* ~5.4:1 contrast */
}
/* Danger (red) badge: white on dark red */
.filter-tab .badge.bg-danger {
  background-color: #A0262B !important;
  color: #ffffff !important;   /* ~5.5:1 contrast */
}
/* Secondary badge — keep but ensure readable */
.filter-tab .badge.bg-secondary {
  background-color: #5a6475 !important;
  color: #ffffff !important;   /* ~4.9:1 contrast */
}

/* ---------- Item Cards ---------- */
.item-card {
  border: 1px solid var(--border, #F1D9D2);
  border-radius: 14px;
  background: var(--bg-card, #fff);
  padding: 1.15rem 1.35rem;
  margin-bottom: 0.85rem;
  transition: all 0.25s cubic-bezier(0.22, 0.61, 0.36, 1);
  position: relative;
}

.item-card:hover {
  box-shadow: 0 8px 28px rgba(22, 34, 56, 0.07);
  transform: translateY(-2px);
  border-color: rgba(var(--primary-rgb), 0.15);
}

.item-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.item-card__title {
  font-weight: 700;
  color: var(--text-main, #1E2430);
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.item-card__meta {
  color: var(--text-muted, #6B7280);
  font-size: 0.76rem;
}

.item-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

/* ---------- Inner Table ---------- */
.inner-table {
  width: 100%;
  font-size: 0.84rem;
  margin-bottom: 0.5rem;
  border-collapse: separate;
  border-spacing: 0;
}

.inner-table th {
  color: var(--text-muted, #6B7280);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.6rem;
  border-bottom: 2px solid rgba(var(--primary-rgb), 0.10);
}

.inner-table td {
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid rgba(var(--primary-rgb), 0.04);
}

.inner-table .text-end { text-align: right; }

/* ---------- Loading ---------- */
.page-loading {
  text-align: center;
  padding: 4rem 1rem;
  animation: appFadeIn 0.3s ease;
}

/* ---------- Enhanced Badges ---------- */
.badge {
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.3em 0.65em;
}

/* ---------- Enhanced Buttons ---------- */
.item-card .btn-primary,
.item-card .btn-success,
.qt-actions .btn-success,
.gap-actions .btn-success,
.alert-actions .btn-success {
  background: linear-gradient(135deg, var(--color-primary, #D71920), var(--color-primary-dark, #A80F15));
  border: none;
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.15);
  transition: all 0.22s ease;
}
.item-card .btn-success,
.qt-actions .btn-success,
.gap-actions .btn-success,
.alert-actions .btn-success {
  background: linear-gradient(135deg, var(--color-success, #2D8F6F), #238263);
  box-shadow: 0 2px 8px rgba(45, 143, 111, 0.15);
}
.item-card .btn-primary:hover,
.item-card .btn-success:hover,
.qt-actions .btn:hover,
.gap-actions .btn:hover,
.alert-actions .btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .app-navbar .navbar-nav {
    gap: 0.15rem;
    padding: 0.5rem 0;
  }
  .app-navbar .nav-user-pill {
    margin-left: 0;
    margin-top: 0.5rem;
  }
  .app-navbar .nav-link.active::after {
    display: none;
  }
}