/* ==========================================================================
   AFRICAN IDEAS - DESIGN SYSTEM 2.0 (Rich Aesthetics)
   ========================================================================== */

:root {
  /* --- Color Palette (HSL) --- */
  /* Primary: Deep Royal Blue (African Ideas Brand) */
  --primary-h: 220;
  --primary-s: 90%;
  --primary: #2563eb;
  --primary-l: 45%;
  --primary-gradient: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --accent: #3b82f6; /* Improved blue for visibility */

  /* Accent: Vivid Cyan/Blue */
  --accent-h: 195;
  --accent-s: 100%;
  --accent-l: 45%;
  --accent: hsl(var(--accent-h), var(--accent-s), var(--accent-l));

  /* Gradient: Main Brand Gradient */
  --gradient-primary: linear-gradient(135deg, #0a4bad 0%, #2563eb 100%);
  --gradient-accent: linear-gradient(
    135deg,
    hsl(195, 100%, 45%) 0%,
    hsl(220, 90%, 40%) 100%
  );
  --gradient-glass: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.6) 100%
  );

  /* Surface & Backgrounds */
  --bg-body: #f4f6f9; /* Soft Cool Gray */
  --surface-card: #ffffff;
  --surface-glass: rgba(255, 255, 255, 0.75);

  /* Text Colors */
  --text-main: hsl(220, 20%, 15%);
  --text-muted: hsl(220, 10%, 45%);
  --text-on-primary: #ffffff;

  /* Status Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;

  /* --- Typography --- */
  --font-heading:
    "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* --- Spacing & Radius --- */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* --- Shadows (Depth) --- */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md:
    0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg:
    0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow-primary: 0 4px 20px -2px rgba(5, 39, 103, 0.4);
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

html,
body {
  height: 100%;
  margin: 0;
  font-family: var(--font-body);
  background-color: var(--bg-body);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
}
h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
}
h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

/* Layout Grid System (Mobile First) */
.layout-dashboard {
  display: grid;
  grid-template-areas: 
    "header"
    "main";
  grid-template-columns: 1fr;
  grid-template-rows: 70px 1fr;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

.area-sidebar {
  grid-area: sidebar;
  position: fixed;
  left: -280px; /* Hidden by default on mobile */
  top: 0;
  bottom: 0;
  width: 280px;
  z-index: 1200;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--gradient-primary) !important;
}

.sidebar-open {
  transform: translateX(280px);
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 1150;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.sidebar-overlay.show {
  opacity: 1;
  visibility: visible;
}

.area-header {
  grid-area: header;
  z-index: 1000;
}

.area-main {
  grid-area: main;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Tablet & Desktop Layout Overrides */
@media (min-width: 992px) {
  .layout-dashboard {
    grid-template-areas: 
      "sidebar header"
      "sidebar main";
    grid-template-columns: 280px 1fr;
    grid-template-rows: 80px 1fr;
  }

  .area-sidebar {
    position: static;
    left: 0;
    width: auto;
  }
  
  .sidebar-overlay {
    display: none;
  }
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  text-decoration: none;
  color: var(--accent);
}

/* --- Viewport Utilities --- */
.d-mobile-only {
  display: flex !important;
}
.d-desktop-only {
  display: none !important;
}

@media (min-width: 992px) {
  .d-mobile-only {
    display: none !important;
  }
  .d-desktop-only {
    display: flex !important;
  }
}

.glass-panel {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-lg);
}

.card {
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
  background: var(--surface-card);
  overflow: hidden;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==========================================================================
   Components
   ========================================================================== */

.btn {
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 0.6rem 1.25rem;
  transition: all 0.25s ease;
  border: none;
  min-height: 48px; /* Accessible touch target for mobile-first */
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: var(--gradient-primary) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 6px -1px rgba(10, 75, 173, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
  filter: brightness(1.2);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(10, 75, 173, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  background: #cbd5e1 !important;
  color: #64748b !important;
  box-shadow: none;
  cursor: not-allowed;
  filter: none;
  transform: none;
}

.btn-white {
  background: #ffffff;
  color: var(--primary);
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow-sm);
}

.btn-white:hover {
  background: #f8fafc;
  color: #2563eb;
  border-color: #2563eb;
  box-shadow: var(--shadow-md);
}

.btn-white:active {
  background: #f1f5f9;
}

.btn-outline-primary {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline-primary:hover {
  background: var(--primary);
  color: var(--text-on-primary);
}

/* --- Tables (Modern) --- */
.table {
  border-collapse: separate;
  border-spacing: 0 0.5rem;
  margin-top: -0.5rem;
}

.table thead th {
  border: none;
  font-family: var(--font-heading);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 1rem;
}

.table tbody tr {
  background: var(--surface-card);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.table tbody tr:hover {
  transform: scale(1.005);
  box-shadow: var(--shadow-md);
  z-index: 10;
  position: relative;
}

.table tbody td {
  border: none;
  padding: 1rem;
  vertical-align: middle;
}

.table tbody tr td:first-child {
  border-top-left-radius: var(--radius-sm);
  border-bottom-left-radius: var(--radius-sm);
}

.table tbody tr td:last-child {
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

/* --- Badges --- */
.badge {
  padding: 0.4em 0.8em;
  border-radius: var(--radius-xl); /* Pill shape */
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.bg-success {
  background-color: rgba(16, 185, 129, 0.15) !important;
  color: #065f46;
}
.bg-warning {
  background-color: rgba(245, 158, 11, 0.15) !important;
  color: #92400e;
}
.bg-danger {
  background-color: rgba(239, 68, 68, 0.15) !important;
  color: #991b1b;
}
.bg-info {
  background-color: rgba(59, 130, 246, 0.15) !important;
  color: #1e40af;
}
.bg-primary {
  background-color: rgba(5, 39, 103, 0.1) !important;
  color: #052767 !important;
}

.text-primary {
  color: #052767 !important;
}

.border-primary {
  border-color: #052767 !important;
}

.progress-bar.bg-primary {
  background-color: #052767 !important;
}

/* --- Forms (Floating Labels Enhanced) --- */
.form-floating > .form-control {
  border-radius: var(--radius-sm);
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  height: 3.5rem;
  box-shadow: none;
  transition: all 0.2s;
}

.form-floating > .form-control:focus {
  background: #ffffff;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.1);
}

.form-label {
  color: var(--text-muted);
}

/* --- Sidebar & Navigation Items --- */

.area-sidebar {
  background: #052767 !important; /* Force Brand Dark Sidebar */
  color: #ffffff;
}

.area-sidebar .glass-panel {
  background: rgba(255, 255, 255, 0.05);
  border: none;
}

.nav-item .nav-link {
  color: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-weight: 500;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-item .nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  transform: translateX(4px);
}

.nav-item .nav-link.active {
  background: var(--gradient-accent); /* Vivid active state */
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.4s ease-out forwards;
}

/* Loading Spinner override */
.spinner-border {
  border-width: 3px;
  color: var(--accent) !important;
}

/* ==========================================================================
   Global Layout Overrides
   ========================================================================== */

/* Main Layout Grid Helper */
.layout-dashboard {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: 70px 1fr;
  min-height: 100vh;
  grid-template-areas:
    "sidebar header"
    "sidebar main";
}

@media (max-width: 992px) {
  .layout-dashboard {
    grid-template-columns: 1fr;
    grid-template-rows: 70px 1fr;
    grid-template-areas:
      "header"
      "main";
  }
}

.area-sidebar {
  grid-area: sidebar;
}
.area-header {
  grid-area: header;
}
.area-main {
  grid-area: main;
}

/* --- Utilities --- */
.transition-all {
  transition: all 0.3s ease;
}

.hover-translate-y:hover {
  transform: translateY(-2px);
}

.letter-spacing-wide {
  letter-spacing: 0.1em;
}

.shadow-inner {
  box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
}

.cursor-pointer {
  cursor: pointer;
}

.bg-gradient-brand {
  background: var(--gradient-primary);
}

.last-child-mb-0 > *:last-child {
  margin-bottom: 0 !important;
}

/* Premium Biometric UI Extensions */
.biometric-video-container {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  background: #000;
}

.biometric-overlay-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  pointer-events: none;
  z-index: 10;
}

.biometric-status-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 1rem;
  pointer-events: auto;
}

.biometric-badge {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.biometric-badge .indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.indicator-success {
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}
.indicator-pending {
  background: #f59e0b;
  box-shadow: 0 0 8px #f59e0b;
}


.face-frame-oval.active-valid {
  border-color: #10b981;
}

.instruction-box {
  position: absolute;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 400px;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  border-radius: 1rem;
  padding: 1rem;
  text-align: center;
  color: white;
  z-index: 15;
}

.opacity-40 {
  opacity: 0.4 !important;
}

/* Custom Badge Refinements */
.badge-premium-pill {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.05rem;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
}

/* Mobile Responsive Utilities */
@media (max-width: 768px) {
  .mobile-hide {
    display: none !important;
  }
  .mobile-full-width {
    width: 100% !important;
  }
  .mobile-text-center {
    text-align: center !important;
  }
  .mobile-mb-3 {
    margin-bottom: 1rem !important;
  }
  .mobile-p-3 {
    padding: 1rem !important;
  }

  /* Mobile Typography */
  .mobile-h1 {
    font-size: 1.75rem !important;
  }
  .mobile-h2 {
    font-size: 1.5rem !important;
  }
  .mobile-h3 {
    font-size: 1.25rem !important;
  }
  .mobile-h4 {
    font-size: 1.1rem !important;
  }
  .mobile-h5 {
    font-size: 1rem !important;
  }

  /* Mobile Spacing */
  .mobile-py-2 {
    padding-top: 0.5rem !important;
    padding-bottom: 0.5rem !important;
  }
  .mobile-py-3 {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
  }
  .mobile-px-2 {
    padding-left: 0.5rem !important;
    padding-right: 0.5rem !important;
  }
  .mobile-px-3 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  /* Mobile Cards */
  .glass-panel {
    border-radius: 1rem !important;
  }

  /* Mobile Tables */
  .table-responsive {
    font-size: 0.8rem !important;
  }

  .table th,
  .table td {
    padding: 0.5rem !important;
  }

  /* Mobile Buttons */
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 0.95rem !important;
  }
}

/* Add Soft Pulse Animation */
@keyframes pulse-soft {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
  }
  70% {
    transform: scale(1.02);
    box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
  }
}

.animate-pulse-soft {
  animation: pulse-soft 2s infinite;
}

@media (max-width: 576px) {
  /* Extra small devices */
  .mobile-sm-hide {
    display: none !important;
  }

  .glass-panel {
    margin-left: -0.5rem;
    margin-right: -0.5rem;
    border-radius: 0.75rem !important;
  }

  .modal-dialog {
    margin: 0.5rem !important;
  }

  /* Compact spacing for small screens */
  h1,
  .h1 {
    font-size: 1.5rem !important;
  }
  h2,
  .h2 {
    font-size: 1.35rem !important;
  }
  h3,
  .h3 {
    font-size: 1.2rem !important;
  }
  h4,
  .h4 {
    font-size: 1.05rem !important;
  }
  h5,
  .h5 {
    font-size: 0.95rem !important;
  }
}

/* High-Visibility Form Styles */
.form-label-primary {
  font-weight: 700;
  color: #1e293b;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.form-control-premium {
  background: #f8fafc !important;
  border: 2px solid transparent !important;
  border-radius: 1rem !important;
  padding: 0.8rem 1rem !important;
  font-weight: 500 !important;
  color: #0f172a !important;
  transition: all 0.2s ease-in-out !important;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02) !important;
}

.form-control-premium:focus {
  background: #ffffff !important;
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1) !important;
  outline: none !important;
}

.form-control-premium::placeholder {
  color: #94a3b8;
  font-weight: 400;
}

.select-premium {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.5em 1.5em;
  padding-right: 3rem !important;
}

@media (max-width: 576px) {
  .modal-fullscreen-sm-down {
    padding: 0 !important;
    margin: 0 !important;
    max-width: 100% !important;
    height: 100% !important;
  }

  .modal-fullscreen-sm-down .modal-content {
    height: 100% !important;
    border-radius: 0 !important;
  }

  .modal-fullscreen-sm-down .biometric-video-container {
    border-radius: 0 !important;
    height: calc(100vh - 120px) !important;
  }
}

/* ==========================================================================
   Responsive Sidebar & Navigation (Mobile)
   ========================================================================== */

/* Mobile Sidebar Helper Classes */
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease-in-out;
}

.sidebar-overlay.show {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 992px) {
  .layout-dashboard {
    /* Remove sidebar from grid on mobile */
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main";
  }

  .area-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    height: 100vh;
    z-index: 1050;
    transform: translateX(-100%); /* Hidden by default */
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 5px 0 25px rgba(0, 0, 0, 0.2);
  }

  .area-sidebar.sidebar-open {
    transform: translateX(0); /* Slide in */
  }

  /* Adjust main content padding on mobile */
  /* ==========================================================================
   Premium Animations & Dynamic Backgrounds
   ========================================================================== */

  @keyframes gradient-xy {
    0% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
    100% {
      background-position: 0% 50%;
    }
  }

  @keyframes float-up {
    0% {
      transform: translateY(0px);
    }
    50% {
      transform: translateY(-10px);
    }
    100% {
      transform: translateY(0px);
    }
  }

  @keyframes pulse-soft {
    0% {
      box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    70% {
      box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
    }
  }

  .animate-float {
    animation: float-up 6s ease-in-out infinite;
  }

  .animate-pulse-soft {
    animation: pulse-soft 2s infinite;
  }

  .bg-dynamic-mesh {
    background: linear-gradient(-45deg, #f1f5f9, #e2e8f0, #f8fafc, #ffffff);
    background-size: 400% 400%;
    animation: gradient-xy 15s ease infinite;
  }

  /* Enhanced Glass Panel with White Border Gradient */
  .glass-panel {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.8),
      rgba(255, 255, 255, 0.4)
    );
  }

  /* Ensure header takes full width */
  .area-header {
    width: 100%;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
}

/* ==========================================================================
   Responsive Utility Adjustments
   ========================================================================== */

@media (max-width: 768px) {
  :root {
    --radius-lg: 16px;
    --radius-xl: 24px;
  }

  h1 {
    font-size: 1.75rem;
  }
  h2 {
    font-size: 1.5rem;
  }
  h3 {
    font-size: 1.25rem;
  }

  .display-4 {
    font-size: 2rem;
  }

  .btn-lg {
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
  }

  /* Make glass panels more compact on mobile */
  .glass-panel {
    border-radius: var(--radius-md);
  }
}

@media (max-width: 576px) {
  /* Full width buttons on small mobile */
  .d-grid-mobile {
    display: grid !important;
    width: 100% !important;
  }

  /* Adjust padding for containers */
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  /* Reduce chart heights or huge elements */
  .chart-container {
    height: 250px !important;
  }
}