/* ═══════════════════════════════════════════════════════
   RTG Hospital — Design System
   ═══════════════════════════════════════════════════════ */

:root {
  --rtg-primary:       #1a6fb5;
  --rtg-primary-dark:  #0f5a9a;
  --rtg-primary-light: #e8f3fc;
  --rtg-accent:        #0ea5c9;
  --rtg-side-start:    #0c2d4e;
  --rtg-side-mid:      #0e4d82;
  --rtg-side-end:      #1a6fb5;
  --rtg-bg:            #f2f6fb;
  --rtg-card:          #ffffff;
  --rtg-border:        #dce8f3;
  --rtg-border-light:  #eef4fb;
  --rtg-text:          #0d1b2a;
  --rtg-text-2:        #2c3e55;
  --rtg-muted:         #607d94;
  --rtg-shadow-sm:     0 1px 4px rgba(15,60,120,0.07);
  --rtg-shadow:        0 2px 12px rgba(15,60,120,0.10), 0 1px 3px rgba(0,0,0,0.05);
  --rtg-shadow-md:     0 4px 20px rgba(15,60,120,0.13), 0 2px 6px rgba(0,0,0,0.07);
  --rtg-shadow-lg:     0 8px 36px rgba(15,60,120,0.18), 0 3px 10px rgba(0,0,0,0.08);
  --rtg-radius-sm:     8px;
  --rtg-radius:        12px;
  --rtg-radius-lg:     16px;
  --rtg-ease:          cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --rtg-dur:           0.20s;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 0.875rem;
  line-height: 1.6;
  background: var(--rtg-bg);
  background-image:
    radial-gradient(ellipse 900px 400px at 0% 0%,   rgba(26,111,181,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 15%, rgba(14,165,201,0.08) 0%, transparent 55%);
  color: var(--rtg-text);
  -webkit-font-smoothing: antialiased;
}

/* ── Shell ── */
.rtg-shell {
  min-height: 100vh;
  display: flex;
  gap: 0;
}

/* ═══════════════════════════
   SIDEBAR  –  clean slate design
════════════════════════════ */

/* colour tokens used only in the sidebar */
:root {
  --sb-bg:          #1c2333;
  --sb-bg-brand:    #161d2d;
  --sb-bg-footer:   #141a28;
  --sb-border:      rgba(255,255,255,0.06);
  --sb-text:        #8da2b5;
  --sb-text-bright: #e2eaf3;
  --sb-accent:      #38bdf8;          /* sky-400 */
  --sb-accent-bg:   rgba(56,189,248,0.11);
  --sb-accent-bar:  #38bdf8;
  --sb-hover-bg:    rgba(255,255,255,0.05);
  --sb-icon-bg:     rgba(255,255,255,0.07);
  --sb-icon-border: rgba(255,255,255,0.08);
}

.rtg-sidebar {
  width: 258px;
  flex-shrink: 0;
  height: calc(100vh - 44px);
  margin: 10px 0 10px 10px;
  border-radius: 14px;
  position: sticky;
  top: 10px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--sb-bg);
  box-shadow: 0 4px 24px rgba(0,0,0,0.35), 0 1px 4px rgba(0,0,0,0.20);
}

/* ── Scrollable body ── */
.rtg-sidebar-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.10) transparent;
}
.rtg-sidebar-scroll::-webkit-scrollbar       { width: 3px; }
.rtg-sidebar-scroll::-webkit-scrollbar-track { background: transparent; }
.rtg-sidebar-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.10); border-radius: 2px; }

/* ── Brand ── */
.rtg-sidebar .brand {
  background: var(--sb-bg-brand);
  padding: 18px 15px 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  border-bottom: 1px solid var(--sb-border);
  flex-shrink: 0;
}
.rtg-sidebar .brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--sb-accent-bg);
  border: 1px solid rgba(56,189,248,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.20rem;
  color: var(--sb-accent);
  flex-shrink: 0;
}
.rtg-sidebar .brand .title {
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}
.rtg-sidebar .brand .sub {
  font-size: 0.63rem;
  font-weight: 600;
  color: var(--sb-text);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-top: 1px;
  opacity: 0.70;
}

/* ── Nav wrapper ── */
.rtg-nav {
  padding: 8px 8px 12px;
  display: flex;
  flex-direction: column;
}

/* ── Top-level nav item & group header ── */
.rtg-nav-link,
.rtg-nav-group > summary {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--sb-text);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
  margin-bottom: 1px;
  font-size: 0.835rem;
  font-weight: 500;
  background: transparent;
  position: relative;
  transition: background 0.15s ease, color 0.15s ease;
}

/* ── Icon ── */
.rtg-nav-link .nav-icon,
.rtg-nav-group > summary .nav-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--sb-icon-bg);
  border: 1px solid var(--sb-icon-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  flex-shrink: 0;
  color: var(--sb-text);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

/* ── Hover ── */
.rtg-nav-link:hover,
.rtg-nav-group > summary:hover {
  background: var(--sb-hover-bg);
  color: var(--sb-text-bright);
}
.rtg-nav-link:hover .nav-icon,
.rtg-nav-group > summary:hover .nav-icon {
  background: rgba(255,255,255,0.10);
  color: var(--sb-text-bright);
  border-color: rgba(255,255,255,0.12);
}

/* ── Active link ── */
.rtg-nav-link.active {
  background: var(--sb-accent-bg);
  color: var(--sb-accent);
  font-weight: 600;
}
.rtg-nav-link.active .nav-icon {
  background: rgba(56,189,248,0.18);
  color: var(--sb-accent);
  border-color: rgba(56,189,248,0.30);
}
.rtg-nav-link.active::after {
  content: '';
  position: absolute;
  right: 0; top: 6px; bottom: 6px;
  width: 3px;
  background: var(--sb-accent-bar);
  border-radius: 3px 0 0 3px;
}

/* ── Active group ── */
.rtg-nav-group.active > summary {
  background: var(--sb-hover-bg);
  color: var(--sb-text-bright);
}
.rtg-nav-group.active > summary .nav-icon {
  background: rgba(56,189,248,0.14);
  color: var(--sb-accent);
  border-color: rgba(56,189,248,0.22);
}

/* ── Group summary ── */
.rtg-nav-group         { margin-bottom: 1px; }
.rtg-nav-group > summary {
  list-style: none;
  cursor: pointer;
  justify-content: space-between;
}
.rtg-nav-group > summary::-webkit-details-marker { display: none; }
.rtg-nav-group > summary .summary-inner {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  flex: 1;
}
.rtg-nav-group > summary .summary-inner > span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Chevron ── */
.chev-icon {
  font-size: 0.68rem;
  color: var(--sb-text);
  opacity: 0.55;
  flex-shrink: 0;
  margin-right: 2px;
  transition: transform 0.18s ease, opacity 0.15s ease;
}
.rtg-nav-group[open]      .chev-icon { transform: rotate(90deg); opacity: 0.90; }
.rtg-nav-group > summary:hover .chev-icon { opacity: 0.80; }

/* ── Sub-nav ── */
.rtg-nav-sub {
  margin: 2px 0 4px 17px;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,0.07);
  display: flex;
  flex-direction: column;
  gap: 0;
}
.rtg-nav-sub a {
  display: block;
  padding: 6px 10px;
  font-size: 0.800rem;
  font-weight: 400;
  border-radius: 6px;
  color: var(--sb-text);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rtg-nav-sub a:hover {
  background: var(--sb-hover-bg);
  color: var(--sb-text-bright);
}
.rtg-nav-sub a.active {
  background: var(--sb-accent-bg);
  color: var(--sb-accent);
  font-weight: 500;
}

/* ── User footer ── */
.rtg-sidebar-footer {
  flex-shrink: 0;
  padding: 11px 13px;
  background: var(--sb-bg-footer);
  border-top: 1px solid var(--sb-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.rtg-sidebar-footer .sf-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--sb-accent-bg);
  border: 1px solid rgba(56,189,248,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--sb-accent);
  flex-shrink: 0;
  letter-spacing: 0.5px;
}
.rtg-sidebar-footer .sf-info  { flex: 1; min-width: 0; }
.rtg-sidebar-footer .sf-name  {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sb-text-bright);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rtg-sidebar-footer .sf-role  {
  font-size: 0.65rem;
  color: var(--sb-text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  opacity: 0.75;
}
.rtg-sidebar-footer .sf-logout {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: transparent;
  border: 1px solid var(--sb-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sb-text);
  font-size: 0.85rem;
  text-decoration: none;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.rtg-sidebar-footer .sf-logout:hover {
  background: rgba(248,113,113,0.15);
  border-color: rgba(248,113,113,0.30);
  color: #f87171;
}

/* ═══════════════════════════
   MAIN
════════════════════════════ */
.rtg-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: visible;
}

/* ═══════════════════════════
   TOPBAR
════════════════════════════ */
.rtg-topbar {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--rtg-border);
  position: sticky;
  top: 0;
  z-index: 3000;
  overflow: visible;
  box-shadow: 0 1px 0 var(--rtg-border), 0 2px 12px rgba(15,60,120,0.06);
}
.rtg-topbar .dropdown-menu {
  z-index: 3050 !important;
  border-radius: var(--rtg-radius);
  box-shadow: var(--rtg-shadow-lg);
  border: 1px solid var(--rtg-border);
  padding: 6px;
  min-width: 180px;
}
.rtg-topbar .dropdown-item {
  border-radius: var(--rtg-radius-sm);
  font-size: 0.84rem;
  padding: 8px 12px;
  transition: background var(--rtg-dur);
}
.rtg-topbar-title {
  font-weight: 600;
  font-size: 0.90rem;
  color: var(--rtg-text);
  letter-spacing: -0.1px;
}

/* Avatar */
.rtg-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--rtg-primary), var(--rtg-accent));
  color: #fff;
  font-size: 0.70rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.5px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(26,111,181,0.35);
}

/* ═══════════════════════════
   MOBILE NAV
════════════════════════════ */
.rtg-mobile-nav {
  width: min(86vw, 300px);
  background: linear-gradient(170deg, #0a2540 0%, #0d3d6b 55%, #1260a8 100%);
  color: #cde4f8;
}
.rtg-mobile-nav .offcanvas-header {
  border-bottom: 1px solid rgba(255,255,255,0.10);
  padding: 16px 14px;
}
.rtg-mobile-nav .title    { font-weight: 700; font-size: 0.83rem; color: #fff; }
.rtg-mobile-nav .sub      { font-size: 0.64rem; font-weight: 600; opacity: 0.40; letter-spacing: 1.2px; text-transform: uppercase; margin-top: 1px; }
.rtg-mobile-nav .btn-close { filter: invert(1) brightness(2); opacity: 0.80; }
.rtg-mobile-nav .offcanvas-body { padding: 0; }

/* ═══════════════════════════
   CONTAINER
════════════════════════════ */
.rtg-container {
  padding: 22px 22px 36px;
  flex: 1;
}

/* ═══════════════════════════
   PAGE HERO HEADER
════════════════════════════ */
.rtg-page-hero {
  background: linear-gradient(135deg,
    rgba(26,111,181,0.07) 0%,
    rgba(14,165,201,0.04) 100%);
  border: 1px solid var(--rtg-border);
  border-left: 4px solid var(--rtg-primary);
  border-radius: var(--rtg-radius);
  padding: 18px 22px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.rtg-page-hero-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--rtg-primary), var(--rtg-accent));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(26,111,181,0.30);
}
.rtg-page-hero-text h4,
.rtg-page-hero-text h5 {
  margin: 0 0 3px;
  font-weight: 700;
  color: var(--rtg-text);
  letter-spacing: -0.2px;
}
.rtg-page-hero-text .sub {
  font-size: 0.80rem;
  color: var(--rtg-muted);
  margin: 0;
}
.rtg-page-hero-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ═══════════════════════════
   CARDS
════════════════════════════ */
.card {
  border: 1px solid var(--rtg-border);
  background: var(--rtg-card);
  border-radius: var(--rtg-radius);
  box-shadow: var(--rtg-shadow);
  transition: box-shadow var(--rtg-dur) var(--rtg-ease),
              transform var(--rtg-dur) var(--rtg-ease);
}
.card-header {
  background: transparent;
  border-bottom: 1px solid var(--rtg-border-light);
  font-weight: 600;
  font-size: 0.86rem;
  color: var(--rtg-text-2);
  padding: 14px 18px;
}
.card-body { padding: 18px; }

/* ═══════════════════════════
   STAT CARDS
════════════════════════════ */
.rtg-stat {
  border-radius: var(--rtg-radius);
  padding: 18px;
  background: var(--rtg-card);
  border: 1px solid var(--rtg-border);
  box-shadow: var(--rtg-shadow);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: box-shadow var(--rtg-dur) var(--rtg-ease),
              transform  var(--rtg-dur) var(--rtg-ease);
  height: 100%;
}
.rtg-stat:hover {
  box-shadow: var(--rtg-shadow-md);
  transform: translateY(-2px);
}
.rtg-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}
.rtg-stat-icon.blue   { background: rgba(26,111,181,0.12);  color: #1a6fb5; }
.rtg-stat-icon.teal   { background: rgba(14,165,201,0.12);  color: #0ea5c9; }
.rtg-stat-icon.green  { background: rgba(16,131,78,0.12);   color: #10834e; }
.rtg-stat-icon.orange { background: rgba(234,88,12,0.12);   color: #ea580c; }
.rtg-stat-icon.purple { background: rgba(109,40,217,0.12);  color: #6d28d9; }
.rtg-stat-icon.red    { background: rgba(220,38,38,0.12);   color: #dc2626; }
.rtg-stat-icon.indigo { background: rgba(67,56,202,0.12);   color: #4338ca; }
.rtg-stat-icon.pink   { background: rgba(219,39,119,0.12);  color: #db2777; }

.rtg-stat-body  { flex: 1; min-width: 0; }
.rtg-stat-label {
  font-size: 0.71rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--rtg-muted);
  margin-bottom: 5px;
}
.rtg-stat-value {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--rtg-text);
  line-height: 1.1;
  letter-spacing: -0.5px;
}
.rtg-stat-sub {
  font-size: 0.74rem;
  color: var(--rtg-muted);
  margin-top: 4px;
}

/* ═══════════════════════════
   FORM SECTIONS
════════════════════════════ */
.rtg-form-section {
  border: 1px solid var(--rtg-border);
  border-top: 3px solid var(--rtg-primary);
  border-radius: var(--rtg-radius);
  padding: 20px 20px 16px;
  margin-bottom: 18px;
  background: #fff;
  box-shadow: var(--rtg-shadow-sm);
}
.rtg-form-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--rtg-primary);
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.rtg-form-section-title i {
  font-size: 0.95rem;
  opacity: 0.85;
}

/* legacy class used by add forms – remap to new style */
.patient-form-group {
  border: 1px solid var(--rtg-border) !important;
  border-top: 3px solid var(--rtg-primary) !important;
  border-radius: var(--rtg-radius) !important;
  padding: 18px 18px 12px !important;
  margin-bottom: 18px !important;
  background: #fff !important;
  box-shadow: var(--rtg-shadow-sm) !important;
}
.patient-form-group h6 {
  font-size: 0.73rem !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.7px !important;
  color: var(--rtg-primary) !important;
  margin-bottom: 14px !important;
}

/* ═══════════════════════════
   FILTER BAR CARD
════════════════════════════ */
.rtg-filter-card {
  background: #fff;
  border: 1px solid var(--rtg-border);
  border-radius: var(--rtg-radius);
  padding: 16px 18px;
  margin-bottom: 18px;
  box-shadow: var(--rtg-shadow-sm);
}
.rtg-filter-card .form-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--rtg-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 4px;
}

/* ═══════════════════════════
   BUTTONS
════════════════════════════ */
.btn {
  font-weight: 500;
  font-size: 0.84rem;
  border-radius: var(--rtg-radius-sm);
  transition: all var(--rtg-dur) var(--rtg-ease);
  letter-spacing: 0.1px;
}
.btn-sm { font-size: 0.78rem; padding: 5px 12px; border-radius: 7px; }
.btn-lg { font-size: 0.94rem; border-radius: 10px; }

.btn-primary {
  background: linear-gradient(135deg, var(--rtg-primary) 0%, var(--rtg-accent) 100%);
  border: none;
  box-shadow: 0 2px 8px rgba(26,111,181,0.30);
}
.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(135deg, var(--rtg-primary-dark) 0%, #0b8aaa 100%);
  box-shadow: 0 4px 16px rgba(26,111,181,0.40);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline-primary {
  color: var(--rtg-primary);
  border-color: var(--rtg-primary);
}
.btn-outline-primary:hover {
  background: var(--rtg-primary);
  border-color: var(--rtg-primary);
}

.btn-outline-secondary { border-color: var(--rtg-border); color: var(--rtg-muted); }
.btn-outline-secondary:hover { background: var(--rtg-bg); color: var(--rtg-text); border-color: #b0c4d8; }

/* Icon-only action buttons */
.btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 7px;
  font-size: 0.88rem;
  border: 1px solid var(--rtg-border);
  background: #fff;
  color: var(--rtg-muted);
  transition: all var(--rtg-dur);
  box-shadow: var(--rtg-shadow-sm);
}
.btn-action:hover { transform: translateY(-1px); box-shadow: var(--rtg-shadow); }
.btn-action.view   { color: var(--rtg-primary); border-color: rgba(26,111,181,0.25); }
.btn-action.edit   { color: #d97706; border-color: rgba(217,119,6,0.25); }
.btn-action.delete { color: #dc2626; border-color: rgba(220,38,38,0.25); }
.btn-action.view:hover   { background: rgba(26,111,181,0.06); }
.btn-action.edit:hover   { background: rgba(217,119,6,0.06); }
.btn-action.delete:hover { background: rgba(220,38,38,0.06); }

/* ═══════════════════════════
   BADGES
════════════════════════════ */
.badge {
  font-weight: 600;
  letter-spacing: 0.2px;
  border-radius: 6px;
  font-size: 0.73rem;
  padding: 4px 9px;
}
.badge-active,   .badge.bg-active   { background: rgba(16,131,78,0.12)  !important; color: #0d6b43 !important; }
.badge-inactive, .badge.bg-inactive { background: rgba(100,116,139,0.12)!important; color: #475569 !important; }
.badge-pending,  .badge.bg-pending  { background: rgba(234,179,8,0.14)  !important; color: #856404 !important; }
.badge-paid,     .badge.bg-paid     { background: rgba(16,131,78,0.12)  !important; color: #0d6b43 !important; }
.badge-unpaid,   .badge.bg-unpaid   { background: rgba(220,38,38,0.12)  !important; color: #b91c1c !important; }
.badge.text-bg-light {
  background: var(--rtg-primary-light) !important;
  color: var(--rtg-primary) !important;
}

/* ═══════════════════════════
   FORMS
════════════════════════════ */
.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--rtg-text-2);
  margin-bottom: 5px;
}
.form-control, .form-select {
  border-radius: var(--rtg-radius-sm);
  font-size: 0.85rem;
  border: 1px solid #c8dce9;
  color: var(--rtg-text);
  transition: border-color var(--rtg-dur), box-shadow var(--rtg-dur);
  background-color: #fff;
}
.form-control:focus, .form-select:focus {
  border-color: var(--rtg-primary);
  box-shadow: 0 0 0 3px rgba(26,111,181,0.14);
  outline: none;
}
.form-control::placeholder { color: #aec3d4; }
.input-group .btn { border-radius: 0; }
.input-group .btn:last-child { border-radius: 0 var(--rtg-radius-sm) var(--rtg-radius-sm) 0; }
.input-group .form-control:first-child { border-radius: var(--rtg-radius-sm) 0 0 var(--rtg-radius-sm); }

/* ═══════════════════════════
   TABLES & DATATABLES
════════════════════════════ */
.table {
  font-size: 0.84rem;
  color: var(--rtg-text-2);
  border-color: var(--rtg-border-light);
}
.table thead tr {
  background: #f4f8fc;
}
.table thead th {
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--rtg-muted);
  border-bottom: 2px solid var(--rtg-border) !important;
  border-top: none !important;
  padding: 10px 14px;
  white-space: nowrap;
}
.table tbody td {
  padding: 11px 14px;
  vertical-align: middle;
  border-color: var(--rtg-border-light);
}
.table tbody tr { transition: background var(--rtg-dur); }
.table-striped > tbody > tr:nth-of-type(odd) > td  { background: rgba(26,111,181,0.025); }
.table-hover > tbody > tr:hover > td { background: rgba(26,111,181,0.05) !important; }
.table-bordered { border-color: var(--rtg-border-light) !important; }
.table-bordered td, .table-bordered th { border-color: var(--rtg-border-light) !important; }

/* DataTables */
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
  margin-bottom: 14px;
}
.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label {
  font-size: 0.80rem;
  font-weight: 500;
  color: var(--rtg-muted);
  display: flex;
  align-items: center;
  gap: 7px;
}
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
  border: 1px solid #c8dce9;
  border-radius: var(--rtg-radius-sm);
  font-size: 0.82rem;
  padding: 5px 10px;
  color: var(--rtg-text);
  background: #fff;
  transition: border-color var(--rtg-dur), box-shadow var(--rtg-dur);
}
.dataTables_wrapper .dataTables_filter input {
  min-width: 200px;
}
.dataTables_wrapper .dataTables_filter input:focus,
.dataTables_wrapper .dataTables_length select:focus {
  border-color: var(--rtg-primary);
  box-shadow: 0 0 0 3px rgba(26,111,181,0.12);
  outline: none;
}
.dataTables_wrapper .dataTables_info {
  font-size: 0.78rem;
  color: var(--rtg-muted);
  padding-top: 12px;
}
.dataTables_wrapper .dataTables_paginate {
  padding-top: 10px;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: 7px !important;
  font-size: 0.80rem !important;
  font-weight: 500 !important;
  padding: 5px 11px !important;
  margin: 0 2px !important;
  border: 1px solid transparent !important;
  color: var(--rtg-muted) !important;
  background: transparent !important;
  transition: all var(--rtg-dur) !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background: var(--rtg-primary-light) !important;
  color: var(--rtg-primary) !important;
  border-color: var(--rtg-border) !important;
  box-shadow: none !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: var(--rtg-primary) !important;
  color: #fff !important;
  border-color: var(--rtg-primary) !important;
  box-shadow: 0 2px 8px rgba(26,111,181,0.30) !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
  opacity: 0.35 !important;
  cursor: default !important;
}
table.dataTable.no-footer { border-bottom: 1px solid var(--rtg-border) !important; }
table.dataTable thead .sorting,
table.dataTable thead .sorting_asc,
table.dataTable thead .sorting_desc {
  cursor: pointer;
}
table.dataTable thead .sorting::after,
table.dataTable thead .sorting_asc::after,
table.dataTable thead .sorting_desc::after {
  opacity: 0.45;
}

/* ═══════════════════════════
   ALERTS
════════════════════════════ */
.alert {
  border-radius: var(--rtg-radius-sm);
  font-size: 0.84rem;
  border: none;
  padding: 12px 16px;
}
.alert-success {
  background: rgba(16,131,78,0.10);
  color: #0d6b43;
  border-left: 4px solid #10834e;
}
.alert-danger {
  background: rgba(220,38,38,0.09);
  color: #b91c1c;
  border-left: 4px solid #dc2626;
}
.alert-warning {
  background: rgba(234,179,8,0.12);
  color: #854d0e;
  border-left: 4px solid #eab308;
}
.alert-info {
  background: rgba(14,165,201,0.10);
  color: #0c6e88;
  border-left: 4px solid #0ea5c9;
}

/* ═══════════════════════════
   MODALS
════════════════════════════ */
.modal-content {
  border: none;
  border-radius: var(--rtg-radius-lg);
  box-shadow: var(--rtg-shadow-lg);
  overflow: hidden;
}
.modal-header {
  background: linear-gradient(135deg, rgba(26,111,181,0.06), rgba(14,165,201,0.04));
  border-bottom: 1px solid var(--rtg-border);
  padding: 16px 20px;
}
.modal-title { font-weight: 700; font-size: 0.96rem; }
.modal-footer {
  border-top: 1px solid var(--rtg-border-light);
  padding: 12px 20px;
}
.modal-body { padding: 20px; }

/* ═══════════════════════════
   SELECT2
════════════════════════════ */
.modal .select2-container--open,
.modal .select2-dropdown { z-index: 2100; }
.select2-container--open { z-index: 2100 !important; }
.select2-container .select2-selection--single,
.select2-container .select2-selection--multiple {
  border-radius: var(--rtg-radius-sm) !important;
  border-color: #c8dce9 !important;
  min-height: 36px !important;
  font-size: 0.85rem !important;
  display: flex !important;
  align-items: center !important;
}
.select2-container--default .select2-selection--single .select2-selection__rendered {
  color: var(--rtg-text) !important;
  font-size: 0.85rem !important;
  line-height: 1.5 !important;
  padding-left: 10px !important;
}
.select2-dropdown {
  border-color: var(--rtg-border) !important;
  border-radius: var(--rtg-radius-sm) !important;
  box-shadow: var(--rtg-shadow-md) !important;
  font-size: 0.84rem !important;
}
.select2-results__option--highlighted {
  background-color: var(--rtg-primary) !important;
}

/* ═══════════════════════════
   LOGIN PAGE
════════════════════════════ */
.rtg-login-wrap {
  min-height: 100vh;
  display: flex;
  background: var(--rtg-bg);
}

/* Left panel */
.rtg-login-panel {
  width: 420px;
  flex-shrink: 0;
  background: linear-gradient(175deg, var(--rtg-side-start) 0%, var(--rtg-side-mid) 45%, var(--rtg-side-end) 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}
.rtg-login-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle 300px at 80% 20%, rgba(14,165,201,0.20), transparent),
    radial-gradient(circle 200px at 10% 80%, rgba(255,255,255,0.06), transparent);
  pointer-events: none;
}
.rtg-login-panel-logo {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.20);
}
.rtg-login-panel h2 {
  font-size: 1.45rem;
  font-weight: 800;
  text-align: center;
  margin: 0 0 10px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.rtg-login-panel p {
  font-size: 0.86rem;
  text-align: center;
  opacity: 0.65;
  margin: 0;
  line-height: 1.6;
}
.rtg-login-panel-stats {
  display: flex;
  gap: 20px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.12);
  width: 100%;
}
.rtg-login-stat {
  flex: 1;
  text-align: center;
}
.rtg-login-stat-val {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.rtg-login-stat-lbl {
  font-size: 0.70rem;
  opacity: 0.55;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 2px;
}

/* Right panel */
.rtg-login-form-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}
.rtg-login-form-card {
  width: 100%;
  max-width: 400px;
}
.rtg-login-form-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--rtg-text);
  margin: 0 0 4px;
  letter-spacing: -0.3px;
}
.rtg-login-form-card .sub {
  font-size: 0.82rem;
  color: var(--rtg-muted);
  margin: 0 0 28px;
}

/* ── old login card fallback ── */
.rtg-login-card {
  width: 100%;
  max-width: 430px;
  border-radius: var(--rtg-radius-lg);
  overflow: hidden;
  box-shadow: var(--rtg-shadow-lg);
}
.rtg-login-hero {
  padding: 24px 24px 16px;
  background: linear-gradient(135deg, rgba(26,111,181,0.08), rgba(14,165,201,0.06));
  border-bottom: 1px solid var(--rtg-border);
}
.rtg-login-hero .h-title { margin: 0; font-weight: 800; }
.rtg-login-hero .h-sub { margin: 6px 0 0; color: var(--rtg-muted); }

/* ═══════════════════════════
   MISC
════════════════════════════ */
.text-muted { color: var(--rtg-muted) !important; }
hr { border-color: var(--rtg-border-light); opacity: 1; }

/* Dropdown menus */
.dropdown-menu {
  border-radius: var(--rtg-radius);
  border: 1px solid var(--rtg-border);
  box-shadow: var(--rtg-shadow-md);
  font-size: 0.84rem;
  padding: 6px;
}
.dropdown-item {
  border-radius: 7px;
  padding: 7px 12px;
  transition: background var(--rtg-dur);
}

/* Nav tabs */
.nav-tabs .nav-link {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--rtg-muted);
  border-radius: var(--rtg-radius-sm) var(--rtg-radius-sm) 0 0;
  padding: 9px 18px;
  border: 1px solid transparent;
  transition: all var(--rtg-dur);
}
.nav-tabs .nav-link.active {
  font-weight: 600;
  color: var(--rtg-primary);
  border-color: var(--rtg-border) var(--rtg-border) #fff;
}

/* Custom scrollbar for main content */
.rtg-main::-webkit-scrollbar,
.rtg-container::-webkit-scrollbar { width: 5px; height: 5px; }
.rtg-main::-webkit-scrollbar-track,
.rtg-container::-webkit-scrollbar-track { background: transparent; }
.rtg-main::-webkit-scrollbar-thumb,
.rtg-container::-webkit-scrollbar-thumb {
  background: rgba(26,111,181,0.18);
  border-radius: 3px;
}

/* ═══════════════════════════
   RESPONSIVE
════════════════════════════ */
@media (max-width: 992px) {
  .rtg-sidebar { display: none; }

  .rtg-topbar {
    background: linear-gradient(90deg, var(--rtg-side-start), var(--rtg-side-end));
    border-bottom-color: rgba(255,255,255,0.18);
    box-shadow: 0 2px 14px rgba(12,45,78,0.35);
  }
  .rtg-topbar .btn-outline-primary {
    color: #e0f0ff;
    border-color: rgba(224,240,255,0.65);
  }
  .rtg-topbar .btn-outline-primary:hover { color: var(--rtg-side-start); background: #e0f0ff; border-color: #e0f0ff; }
  .rtg-topbar-title { color: #e8f4ff; font-size: 0.88rem; max-width: 55vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .rtg-avatar { border-color: rgba(255,255,255,0.30); }

  .rtg-mobile-nav .rtg-nav-link.active,
  .rtg-mobile-nav .rtg-nav-sub a.active,
  .rtg-mobile-nav .rtg-nav-group.active > summary {
    background: rgba(255,255,255,0.18);
  }
  .rtg-mobile-nav .rtg-nav-sub { border-left-color: rgba(255,255,255,0.22); }
  .rtg-container { padding: 14px; }
  .rtg-page-hero { padding: 14px 16px; }
}

@media (max-width: 640px) {
  .rtg-login-panel { display: none; }
  .rtg-login-form-wrap { padding: 24px 16px; }
}