/* === STORM PANEL MODERN UI === */
/* A sophisticated, high-quality admin dashboard UI */

/* === BASE VARIABLES === */
:root {
  /* Main color palette */
  --primary: #0066ff;
  --primary-dark: #0055d4;
  --primary-light: #e6f0ff;
  --primary-gradient: linear-gradient(135deg, #0066ff, #2e80ff);
  
  /* Secondary colors */
  --secondary: #1e1e2d;
  --secondary-dark: #151521;
  --secondary-light: #2b2b40;
  
  /* Accent colors */
  --accent-blue: #3699ff;
  --accent-red: #f1416c;
  --accent-green: #50cd89;
  --accent-orange: #ff9e30;
  --accent-purple: #7239ea;
  
  /* Neutral colors */
  --dark: #151521;
  --dark-alt: #1e1e2d;
  --dark-light: #252538;
  --mid: #474761;
  --light: #f9f9fc;
  --white: #ffffff;
  
  /* State colors */
  --success: #50cd89;
  --info: #3699ff;
  --warning: #ff9e30;
  --danger: #f1416c;
  
  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  
  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.15);
  --shadow-focus: 0 0 0 3px rgba(0, 102, 255, 0.25);
  
  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-pill: 50rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  
  /* Layout */
  --header-height: 4rem;
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 80px;
  --max-content-width: 1600px;
  --border-color: rgba(255, 255, 255, 0.12);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  /* Animations */
  --animate-duration: 0.3s;
  --enable-animations: 1;
}

/* === CSS RESET === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  height: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--light);
  background-color: var(--dark);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-normal);
}

button, input, optgroup, select, textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: 1.15;
  margin: 0;
}

button, select {
  text-transform: none;
}

button, [type="button"], [type="reset"], [type="submit"] {
  -webkit-appearance: button;
}

img, svg {
  vertical-align: middle;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* === UTILITIES === */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.flex-column { flex-direction: column !important; }
.flex-row { flex-direction: row !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.justify-content-start { justify-content: flex-start !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-end { align-items: flex-end !important; }
.align-items-center { align-items: center !important; }
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.px-1 { padding-left: var(--space-1); padding-right: var(--space-1); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }
.m-0 { margin: 0 !important; }
.mx-2 { margin-left: var(--space-2); margin-right: var(--space-2); }
.mx-3 { margin-left: var(--space-3); margin-right: var(--space-3); }
.ml-2 { margin-left: var(--space-2); }
.ml-3 { margin-left: var(--space-3); }
.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }
.fw-normal { font-weight: 400 !important; }
.fw-medium { font-weight: 500 !important; }
.fw-semibold { font-weight: 600 !important; }
.fw-bold { font-weight: 700 !important; }
.cursor-pointer { cursor: pointer !important; }
.overflow-hidden { overflow: hidden !important; }
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

/* Text colors */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--mid) !important; }
.text-white { color: var(--white) !important; }

/* Backgrounds */
.bg-dark { background-color: var(--dark) !important; }
.bg-dark-alt { background-color: var(--dark-alt) !important; }
.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-info { background-color: var(--info) !important; }
.bg-white { background-color: var(--white) !important; }

/* Opacity utilities */
.opacity-75 { opacity: 0.75; }
.opacity-50 { opacity: 0.5; }
.opacity-25 { opacity: 0.25; }

/* === ANIMATIONS === */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInUp {
  from {
    transform: translate3d(0, 20px, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    transform: translate3d(-20px, 0, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

.animate-fadeIn { animation: fadeIn var(--animate-duration) both; }
.animate-slideUp { animation: slideInUp var(--animate-duration) both; }
.animate-slideLeft { animation: slideInLeft var(--animate-duration) both; }
.animate-pulse { animation: pulse 2s ease infinite; }
.animate-spin { animation: spin 1s linear infinite; }

/* === BASE LAYOUT === */
.app-container {
  display: flex;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

/* === LOADING OVERLAY === */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border-top-color: var(--primary);
  animation: spin 1s ease-in-out infinite;
  margin-bottom: var(--space-4);
}

.loading-text {
  color: var(--white);
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-top: var(--space-3);
  font-size: 1.1rem;
}

/* Shimmer effect for loading states */
.shimmer {
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0.05),
    rgba(255, 255, 255, 0.1), 
    rgba(255, 255, 255, 0.05)
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite linear;
}

/* === BACKGROUND CANVAS === */
#starryBackground {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--white);
  margin-bottom: 1rem;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  margin-bottom: var(--space-5);
}

.page-title i {
  margin-right: var(--space-3);
  color: var(--primary);
  font-size: 1.8rem;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
  position: relative;
  padding-bottom: var(--space-2);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 40px;
  background: var(--primary-gradient);
  border-radius: var(--radius-pill);
}

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

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.25rem;
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.5;
  text-align: center;
  vertical-align: middle;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
  min-width: 100px;
  text-transform: none;
}

.btn:focus {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.btn:disabled, .btn.disabled {
  opacity: 0.65;
  pointer-events: none;
}

.btn i {
  margin-right: 0.5rem;
}

.btn-primary {
  color: var(--white);
  background: var(--primary-gradient);
  border: none;
}

.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.35);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-secondary {
  color: var(--white);
  background-color: var(--secondary);
  border: 1px solid var(--secondary-light);
}

.btn-secondary:hover {
  background-color: var(--secondary-light);
}

.btn-outline {
  background-color: transparent;
  color: var(--white);
  border: 1px solid var(--border-color);
}

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

.btn-success {
  color: var(--white);
  background: linear-gradient(135deg, #50cd89, #47be7d);
  border: none;
}

.btn-success:hover {
  box-shadow: 0 4px 12px rgba(80, 205, 137, 0.35);
  transform: translateY(-1px);
}

.btn-danger {
  color: var(--white);
  background: linear-gradient(135deg, #f1416c, #e11d48);
  border: none;
}

.btn-danger:hover {
  box-shadow: 0 4px 12px rgba(241, 65, 108, 0.35);
  transform: translateY(-1px);
}

.btn-warning {
  color: var(--white);
  background: linear-gradient(135deg, #ff9e30, #ff8b00);
  border: none;
}

.btn-warning:hover {
  box-shadow: 0 4px 12px rgba(255, 158, 48, 0.35);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8125rem;
  min-width: auto;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-icon {
  padding: 0.5rem;
  min-width: auto;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
}

.btn-icon i {
  margin-right: 0;
}

.btn-icon.btn-sm {
  width: 1.875rem;
  height: 1.875rem;
  padding: 0.25rem;
}

.btn-group {
  display: inline-flex;
  border-radius: var(--radius-md);
}

.btn-group .btn {
  border-radius: 0;
}

.btn-group .btn:first-child {
  border-top-left-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-md);
}

.btn-group .btn:last-child {
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
}

.btn-loading {
  pointer-events: none;
  position: relative;
  color: transparent !important;
}

.btn-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -0.5rem 0 0 -0.5rem;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Ripple effect for buttons */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.4);
  opacity: 0;
  border-radius: 50%;
  transform: scale(1, 1) translate(-50%, -50%);
  transform-origin: 50% 50%;
}

.btn-ripple:focus:not(:active)::after {
  animation: ripple 0.5s ease-out;
}

@keyframes ripple {
  0% {
    transform: scale(0, 0);
    opacity: 0.5;
  }
  100% {
    transform: scale(20, 20);
    opacity: 0;
  }
}

/* === FORMS AND INPUTS === */
.form-group {
  margin-bottom: var(--space-4);
  position: relative;
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--white);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.65rem 1rem;
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--light);
  background-color: var(--dark-light);
  background-clip: padding-box;
  border: 1px solid var(--mid);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-control:focus {
  color: var(--white);
  background-color: var(--dark-light);
  border-color: var(--primary);
  outline: 0;
  box-shadow: var(--shadow-focus);
}

.form-control::placeholder {
  color: var(--mid);
  opacity: 0.7;
}

.form-control:disabled {
  background-color: rgba(30, 30, 45, 0.7);
  opacity: 0.7;
  cursor: not-allowed;
}

.form-control-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8125rem;
}

.form-control-lg {
  padding: 0.8rem 1.25rem;
  font-size: 1rem;
}

.form-control-solid {
  background-color: var(--dark-light);
  border-color: var(--dark-light);
  color: var(--light);
  transition: color var(--transition-normal);
}

.form-control-solid:focus {
  background-color: var(--dark-light);
  border-color: var(--dark-light);
  color: var(--white);
}

.form-text {
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: var(--mid);
}

.form-select {
  display: block;
  width: 100%;
  padding: 0.65rem 2.25rem 0.65rem 1rem;
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--light);
  background-color: var(--dark-light);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23aaaacc' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px 12px;
  border: 1px solid var(--mid);
  border-radius: var(--radius-md);
  appearance: none;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-select:focus {
  border-color: var(--primary);
  outline: 0;
  box-shadow: var(--shadow-focus);
}

.form-check {
  display: block;
  min-height: 1.5rem;
  padding-left: 1.75em;
  margin-bottom: 0.5rem;
  position: relative;
}

.form-check-input {
  position: absolute;
  margin-top: 0.25em;
  margin-left: -1.75em;
  width: 1.25em;
  height: 1.25em;
  border: 1px solid var(--mid);
  border-radius: var(--radius-sm);
  background-color: var(--dark-light);
  transition: background-color var(--transition-normal), border var(--transition-normal);
  appearance: none;
}

.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M6 10l3 3l6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 14px;
}

.form-check-input:focus {
  border-color: var(--primary);
  outline: 0;
  box-shadow: var(--shadow-focus);
}

.form-check-input:disabled {
  opacity: 0.5;
  pointer-events: none;
}

.form-check-label {
  font-size: 0.9375rem;
  color: var(--light);
  cursor: pointer;
}

.form-switch {
  padding-left: 3em;
}

.form-switch .form-check-input {
  width: 2.5em;
  margin-left: -3em;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23aaaacc'/%3e%3c/svg%3e");
  background-position: left center;
  border-radius: 2em;
  transition: background-position var(--transition-normal), background-color var(--transition-normal), border var(--transition-normal);
}

.form-switch .form-check-input:checked {
  background-position: right center;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23ffffff'/%3e%3c/svg%3e");
}

/* Form validation states */
.was-validated .form-control:valid, .form-control.is-valid {
  border-color: var(--success);
  padding-right: calc(1.5em + 0.75rem);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2350cd89' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.was-validated .form-control:invalid, .form-control.is-invalid {
  border-color: var(--danger);
  padding-right: calc(1.5em + 0.75rem);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23f1416c'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23f1416c' stroke='none'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: var(--danger);
}

.was-validated :invalid ~ .invalid-feedback,
.is-invalid ~ .invalid-feedback {
  display: block;
}

.input-group {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  width: 100%;
}

.input-group > .form-control,
.input-group > .form-select {
  position: relative;
  flex: 1 1 auto;
  width: 1%;
  min-width: 0;
}

.input-group > .form-control:not(:last-child),
.input-group > .form-select:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group > .form-control:not(:first-child),
.input-group > .form-select:not(:first-child) {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.input-group-text {
  display: flex;
  align-items: center;
  padding: 0.65rem 1rem;
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--light);
  text-align: center;
  white-space: nowrap;
  background-color: var(--secondary-light);
  border: 1px solid var(--mid);
}

.input-group-text:first-child {
  border-top-left-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-md);
}

.input-group-text:last-child {
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
}

/* === LOGIN PAGE === */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.login-container {
  width: 100%;
  max-width: 450px;
  padding: var(--space-5);
  position: relative;
  z-index: 2;
  animation: fadeIn 0.8s ease-out;
}

.login-box {
  background: rgba(30, 30, 45, 0.85);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 102, 255, 0.15);
  position: relative;
  overflow: hidden;
}

.login-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
  z-index: 1;
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
}

.login-logo img {
  height: 60px;
  margin-right: var(--space-3);
}

.login-logo h1 {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(135deg, #ffffff, #a0c4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.login-title {
  text-align: center;
  margin-bottom: var(--space-5);
}

.login-title h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-2);
}

.login-title p {
  color: var(--mid);
  margin-bottom: 0;
}

.login-form .btn {
  width: 100%;
  margin-top: var(--space-3);
  padding: 0.75rem;
}

.login-form .form-group:last-of-type {
  margin-bottom: var(--space-5);
}

.login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--mid);
  font-size: 0.875rem;
  margin: var(--space-4) 0;
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.login-divider::before {
  margin-right: var(--space-3);
}

.login-divider::after {
  margin-left: var(--space-3);
}

.login-footer {
  text-align: center;
  font-size: 0.875rem;
  color: var(--mid);
  margin-top: var(--space-5);
}

.login-footer a {
  color: var(--primary);
  font-weight: 500;
}

.login-info {
  background: rgba(0, 102, 255, 0.08);
  border-left: 3px solid var(--primary);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
  font-size: 0.875rem;
}

.login-info p {
  margin-bottom: 0;
  color: var(--light);
}

.forgot-password {
  display: block;
  text-align: right;
  font-size: 0.875rem;
  color: var(--primary);
  margin-top: var(--space-2);
  text-decoration: none;
}

.forgot-password:hover {
  text-decoration: underline;
}

/* === CARDS === */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: var(--secondary);
  background-clip: border-box;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  margin-bottom: var(--space-4);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  display: flex;
  align-items: center;
}

.card-header-title i {
  margin-right: var(--space-2);
  color: var(--primary);
}

.card-header-actions {
  display: flex;
  align-items: center;
}

.card-header-actions .btn {
  margin-left: var(--space-2);
}

.card-body {
  flex: 1 1 auto;
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.1);
}

.card-hover {
  cursor: pointer;
}

.card-hover:hover {
  border-color: var(--primary);
}

.card-primary {
  border-top: 4px solid var(--primary);
}

.card-success {
  border-top: 4px solid var(--success);
}

.card-warning {
  border-top: 4px solid var(--warning);
}

.card-danger {
  border-top: 4px solid var(--danger);
}

.card-info {
  border-top: 4px solid var(--info);
}

.card-img {
  width: 100%;
  border-top-left-radius: calc(var(--radius-lg) - 1px);
  border-top-right-radius: calc(var(--radius-lg) - 1px);
}

.card-img-overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  padding: var(--space-5);
  border-radius: calc(var(--radius-lg) - 1px);
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.8));
}

/* === TABLES === */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  box-shadow: var(--shadow-sm);
  background-color: var(--secondary);
  border: 1px solid var(--border-color);
}

.table {
  width: 100%;
  margin-bottom: 0;
  color: var(--light);
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 1rem;
  vertical-align: middle;
  border-top: 1px solid var(--border-color);
}

.table thead th {
  vertical-align: bottom;
  border-bottom: 2px solid var(--border-color);
  font-weight: 600;
  color: var(--white);
  background-color: rgba(0, 0, 0, 0.1);
  white-space: nowrap;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.table tbody + tbody {
  border-top: 2px solid var(--border-color);
}

.table-hover tbody tr {
  transition: background-color var(--transition-fast);
}

.table-hover tbody tr:hover {
  background-color: rgba(0, 102, 255, 0.05);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: rgba(0, 0, 0, 0.05);
}

.table-bordered {
  border: 1px solid var(--border-color);
}

.table-bordered th,
.table-bordered td {
  border: 1px solid var(--border-color);
}

.table-bordered thead th,
.table-bordered thead td {
  border-bottom-width: 2px;
}

.table-sm th,
.table-sm td {
  padding: 0.5rem;
}

/* Status indicator in tables */
.status-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

.status-active {
  background-color: var(--success);
  box-shadow: 0 0 0 2px rgba(80, 205, 137, 0.25);
}

.status-inactive {
  background-color: var(--mid);
  box-shadow: 0 0 0 2px rgba(127, 127, 158, 0.25);
}

.status-warning {
  background-color: var(--warning);
  box-shadow: 0 0 0 2px rgba(255, 158, 48, 0.25);
}

.status-danger {
  background-color: var(--danger);
  box-shadow: 0 0 0 2px rgba(241, 65, 108, 0.25);
}

/* Table action buttons */
.table-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-actions .btn {
  padding: 0.4rem;
  min-width: unset;
}

/* Table header with filters */
.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.table-filters {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.table-pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-4);
}

.pagination {
  display: flex;
  padding-left: 0;
  list-style: none;
  border-radius: var(--radius-md);
}

.page-item:not(:first-child) .page-link {
  margin-left: -1px;
}

.page-item.active .page-link {
  z-index: 3;
  color: var(--white);
  background-color: var(--primary);
  border-color: var(--primary);
}

.page-item.disabled .page-link {
  color: var(--mid);
  pointer-events: none;
  cursor: not-allowed;
  background-color: var(--secondary);
  border-color: var(--border-color);
}

.page-link {
  position: relative;
  display: block;
  padding: 0.5rem 0.75rem;
  margin-left: -1px;
  line-height: 1.25;
  color: var(--primary);
  background-color: var(--secondary);
  border: 1px solid var(--border-color);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.page-link:hover {
  z-index: 2;
  color: var(--white);
  text-decoration: none;
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.page-item:first-child .page-link {
  margin-left: 0;
  border-top-left-radius: var(--radius-sm);
  border-bottom-left-radius: var(--radius-sm);
}

.page-item:last-child .page-link {
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

/* === SIDEBAR === */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background-color: var(--secondary);
  border-right: 1px solid var(--border-color);
  z-index: 100;
  overflow-y: auto;
  transition: width var(--transition-normal), transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.sidebar-collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: var(--space-5);
  display: flex;
  align-items: center;
  height: var(--header-height);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.25rem;
  transition: opacity var(--transition-normal);
}

.sidebar-logo img {
  height: 30px;
  margin-right: var(--space-3);
}

.sidebar-collapsed .sidebar-logo span {
  opacity: 0;
  visibility: hidden;
  width: 0;
}

.sidebar-toggle {
  margin-left: auto;
  cursor: pointer;
  color: var(--mid);
  height: 30px;
  width: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-toggle:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.sidebar-body {
  flex: 1;
  padding: var(--space-4) 0;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border-color);
}

.sidebar-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-title {
  padding: var(--space-3) var(--space-5);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--mid);
  margin-top: var(--space-4);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-collapsed .sidebar-title {
  padding: var(--space-3) var(--space-3);
  text-align: center;
}

.sidebar-item {
  position: relative;
}

.sidebar-link {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-5);
  color: var(--light);
  font-weight: 500;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  position: relative;
  cursor: pointer;
}

.sidebar-link:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.sidebar-link.active {
  background-color: rgba(0, 102, 255, 0.1);
  color: var(--primary);
}

.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary);
}

.sidebar-link i {
  font-size: 1.125rem;
  margin-right: var(--space-3);
  width: 1.25rem;
  text-align: center;
  transition: margin var(--transition-normal);
}

.sidebar-link span {
  opacity: 1;
  transition: opacity var(--transition-normal);
  white-space: nowrap;
}

.sidebar-collapsed .sidebar-link {
  padding: var(--space-3);
  justify-content: center;
}

.sidebar-collapsed .sidebar-link i {
  margin-right: 0;
  width: auto;
}

.sidebar-collapsed .sidebar-link span {
  opacity: 0;
  width: 0;
  visibility: hidden;
}

.sidebar-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  background-color: var(--danger);
  color: var(--white);
  font-size: 0.6875rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  margin-left: auto;
  padding: 0 5px;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.sidebar-collapsed .sidebar-badge {
  position: absolute;
  top: 7px;
  right: 7px;
  transform: scale(0.8);
}

.sidebar-dropdown {
  height: 0;
  overflow: hidden;
  transition: height var(--transition-normal);
}

.sidebar-dropdown.open {
  height: auto;
}

.sidebar-dropdown .sidebar-link {
  padding-left: calc(var(--space-5) + 1.5rem);
}

.sidebar-collapsed .sidebar-dropdown .sidebar-link {
  padding-left: var(--space-3);
}

.has-dropdown .sidebar-link::after {
  content: '\f105';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  margin-left: auto;
  transition: transform var(--transition-normal);
}

.has-dropdown.open .sidebar-link::after {
  transform: rotate(90deg);
}

.sidebar-collapsed .has-dropdown .sidebar-link::after {
  display: none;
}

/* === HEADER === */
.header {
  height: var(--header-height);
  background-color: var(--secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 var(--space-5);
  position: fixed;
  top: 0;
  right: 0;
  left: var(--sidebar-width);
  z-index: 99;
  transition: left var(--transition-normal);
}

.header-brand {
  display: none;
  align-items: center;
  margin-right: var(--space-5);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--white);
}

.header-brand img {
  height: 30px;
  margin-right: var(--space-3);
}

.header-search {
  position: relative;
  max-width: 400px;
  width: 100%;
  margin-right: auto;
}

.header-search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--mid);
  pointer-events: none;
}

.header-search-input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--dark-light);
  border: 1px solid var(--border-color);
  color: var(--white);
  transition: all var(--transition-normal);
}

.header-search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-focus);
}

.header-actions {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.header-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mid);
  font-size: 1.125rem;
  position: relative;
  cursor: pointer;
  margin-left: var(--space-2);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.header-icon:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.header-icon-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background-color: var(--danger);
  color: var(--white);
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--secondary);
}

.header-user {
  display: flex;
  align-items: center;
  margin-left: var(--space-3);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.header-user:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.header-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  margin-right: var(--space-3);
}

.header-user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.header-user-info {
  display: flex;
  flex-direction: column;
}

.header-user-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--white);
  line-height: 1.2;
}

.header-user-role {
  font-size: 0.75rem;
  color: var(--mid);
}

.header-collapsed .header {
  left: var(--sidebar-collapsed-width);
}

/* === CONTENT AREA === */
.content {
  margin-left: var(--sidebar-width);
  padding: calc(var(--header-height) + var(--space-5)) var(--space-5) var(--space-5);
  transition: margin-left var(--transition-normal);
  min-height: 100vh;
  max-width: var(--max-content-width);
}

.content-collapsed {
  margin-left: var(--sidebar-collapsed-width);
}

/* === ALERTS === */
.alert {
  position: relative;
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
}

.alert-icon {
  margin-right: var(--space-3);
  font-size: 1.125rem;
  padding-top: 2px;
}

.alert-content {
  flex: 1;
}

.alert-heading {
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.alert-close {
  color: inherit;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  opacity: 0.6;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  margin-left: var(--space-3);
  transition: opacity var(--transition-fast);
}

.alert-close:hover {
  opacity: 1;
}

.alert-primary {
  color: var(--white);
  background-color: rgba(0, 102, 255, 0.15);
  border-left: 4px solid var(--primary);
}

.alert-success {
  color: var(--white);
  background-color: rgba(80, 205, 137, 0.15);
  border-left: 4px solid var(--success);
}

.alert-danger {
  color: var(--white);
  background-color: rgba(241, 65, 108, 0.15);
  border-left: 4px solid var(--danger);
}

.alert-warning {
  color: var(--white);
  background-color: rgba(255, 158, 48, 0.15);
  border-left: 4px solid var(--warning);
}

.alert-info {
  color: var(--white);
  background-color: rgba(54, 153, 255, 0.15);
  border-left: 4px solid var(--info);
}

/* === MODALS === */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1040;
  display: none; /* Initially hidden */
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
  display: flex !important; /* Force display when shown */
}

.modal {
  position: relative;
  width: 100%;
  max-width: 500px;
  background-color: var(--secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: scale(0.95);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  overflow: hidden;
  border: 1px solid var(--border-color);
  display: none; /* Initially hidden */
}

.modal.show {
  opacity: 1;
  transform: scale(1);
  display: block !important; /* Force display when shown */
}

.modal-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  color: var(--white);
}

.modal-close {
  background: transparent;
  border: 0;
  font-size: 1.5rem;
  padding: 0;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--mid);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.modal-body {
  padding: var(--space-5);
  max-height: calc(100vh - 200px);
  overflow-y: auto;
}

.modal-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.modal-lg {
  max-width: 800px;
}

.modal-sm {
  max-width: 400px;
}

/* === RESPONSIVE ADJUSTMENTS === */
@media (max-width: 992px) {
  .sidebar {
    transform: translateX(-100%);
    position: fixed;
    z-index: 1050;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .header {
    left: 0;
    padding-left: var(--space-3);
  }
  
  .content {
    margin-left: 0;
  }
  
  .header-brand {
    display: flex;
    margin-left: var(--space-3);
  }
  
  /* Menu toggle button specific styles */
  #menuToggle {
    margin-left: 0;
    margin-right: var(--space-2);
    z-index: 1060;
    background-color: transparent;
    border: none;
    cursor: pointer;
  }
  
  #menuToggle:focus {
    outline: none;
  }
  
  #menuToggle i {
    font-size: 1.25rem;
    transition: transform var(--transition-normal);
  }
  
  .sidebar.open ~ .main-content #menuToggle i {
    transform: rotate(90deg);
  }
}

@media (max-width: 768px) {
  .header-user-info {
    display: none;
  }
  
  .login-container {
    padding: var(--space-3);
  }
  
  .login-box {
    padding: var(--space-4);
  }
  
  .table-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .table-filters {
    width: 100%;
    margin-top: var(--space-3);
  }
}

@media (max-width: 576px) {
  :root {
    --header-height: 3.5rem;
  }
  
  .header {
    padding: 0 var(--space-3);
  }
  
  .header-actions {
    gap: var(--space-1);
  }
  
  .content {
    padding: calc(var(--header-height) + var(--space-3)) var(--space-3) var(--space-3);
  }
  
  .card-header, .card-body, .card-footer {
    padding: var(--space-3);
  }
  
  .table-container {
    margin-bottom: var(--space-3);
  }
  
  .modal-header, .modal-footer {
    padding: var(--space-3);
  }
  
  .modal-body {
    padding: var(--space-3);
    max-height: calc(100vh - 150px);
  }
}

/* === GRID SYSTEM === */
.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -15px;
  margin-left: -15px;
}

.col {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  flex-basis: 0;
  flex-grow: 1;
  max-width: 100%;
}

.col-auto {
  flex: 0 0 auto;
  width: auto;
  max-width: 100%;
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
  .col-md-auto { flex: 0 0 auto; width: auto; max-width: 100%; }
  .col-md-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-md-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-md-3 { flex: 0 0 25%; max-width: 25%; }
  .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-md-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-md-9 { flex: 0 0 75%; max-width: 75%; }
  .col-md-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-md-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
  .col-lg-auto { flex: 0 0 auto; width: auto; max-width: 100%; }
  .col-lg-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
  .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
  .col-lg-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
  .col-lg-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-lg-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
  .col-sm-auto { flex: 0 0 auto; width: auto; max-width: 100%; }
  .col-sm-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-sm-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-sm-3 { flex: 0 0 25%; max-width: 25%; }
  .col-sm-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-sm-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
  .col-sm-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-sm-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-sm-9 { flex: 0 0 75%; max-width: 75%; }
  .col-sm-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-sm-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

/* === ADDITIONAL COMPONENTS === */

/* Card icon */
.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

.bg-primary-light { background-color: rgba(0, 102, 255, 0.1); }
.bg-success-light { background-color: rgba(80, 205, 137, 0.1); }
.bg-danger-light { background-color: rgba(241, 65, 108, 0.1); }
.bg-warning-light { background-color: rgba(255, 158, 48, 0.1); }
.bg-info-light { background-color: rgba(54, 153, 255, 0.1); }

/* Chart placeholder for demonstration */
.chart-placeholder {
  background-color: rgba(0, 0, 0, 0.05);
  border-radius: var(--radius-md);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.legend-color {
  display: block;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
}

/* Status badges */
.badge {
  display: inline-block;
  padding: 0.35em 0.65em;
  font-size: 0.75em;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: 50rem;
  color: var(--white);
}

.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-info { background-color: var(--info) !important; }
.bg-secondary { background-color: var(--secondary) !important; }

/* Navs and Tabs */
.nav {
  display: flex;
  flex-wrap: wrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.nav-tabs {
  border-bottom: 1px solid var(--border-color);
}

.nav-item {
  margin-bottom: -1px;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--light);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary);
  border-color: var(--border-color);
}

.nav-tabs .nav-link {
  margin-bottom: -1px;
  border: 1px solid transparent;
  border-top-left-radius: var(--radius-sm);
  border-top-right-radius: var(--radius-sm);
}

.nav-tabs .nav-link:hover {
  border-color: var(--border-color) var(--border-color) transparent;
}

.nav-tabs .nav-link.active {
  color: var(--primary);
  background-color: var(--secondary);
  border-color: var(--border-color) var(--border-color) transparent;
}

.tab-content > .tab-pane {
  display: none;
}

.tab-content > .active {
  display: block;
}

/* Spinners */
.spinner-border {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  vertical-align: text-bottom;
  border: 0.25em solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
  to { transform: rotate(360deg); }
}

.spinner-border-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.2em;
}

/* Main content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  width: calc(100% - var(--sidebar-width));
  transition: width var(--transition-normal);
}

.sidebar-collapsed ~ .main-content {
  width: calc(100% - var(--sidebar-collapsed-width));
}

/* Section visibility */
.section {
  display: none;
  animation: fadeIn 0.3s ease-in-out;
}

.section.active {
  display: block;
}

/* Enhancing buttons with special styles */
.btn-floating {
  position: fixed;
  right: 2rem;
  bottom: 2rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--shadow-lg);
  z-index: 90;
}

/* Table row hover effect */
.table tr {
  transition: all var(--transition-fast);
}

.table tbody tr:hover {
  background-color: rgba(0, 102, 255, 0.05);
}

/* Status indicator in table rows */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
}

.status-active {
  background-color: rgba(80, 205, 137, 0.1);
  color: var(--success);
}

.status-banned {
  background-color: rgba(241, 65, 108, 0.1);
  color: var(--danger);
}

.status-expired {
  background-color: rgba(127, 127, 158, 0.1);
  color: var(--mid);
}

/* Action buttons in tables */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: transparent;
  color: var(--light);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.action-btn:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.action-btn.edit:hover {
  color: var(--info);
}

.action-btn.delete:hover {
  color: var(--danger);
}

.action-btn.view:hover {
  color: var(--primary);
}

/* Modal enhancements */
.modal-backdrop, .modal {
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-backdrop.show, .modal.show {
  opacity: 1;
  visibility: visible;
}

/* Device list in HWID modal */
.device-item {
  background-color: var(--dark-light);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-bottom: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-left: 3px solid var(--primary);
}

.device-item:last-child {
  margin-bottom: 0;
}

.device-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.device-name {
  font-weight: 600;
  color: var(--white);
}

.device-time {
  font-size: 0.75rem;
  color: var(--mid);
}

.device-info {
  font-size: 0.875rem;
  color: var(--light);
  word-break: break-all;
}

/* IP history item */
.ip-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  border-bottom: 1px solid var(--border-color);
}

.ip-item:last-child {
  border-bottom: none;
}

.ip-address {
  font-family: var(--font-mono);
  color: var(--white);
}

.ip-timestamp {
  font-size: 0.875rem;
  color: var(--mid);
}

/* User info row in HWID modal */
.user-info-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.user-info-header h4 {
  margin: 0;
  color: var(--white);
  font-weight: 600;
}

/* Custom scrollbar for better UX */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dark);
}

::-webkit-scrollbar-thumb {
  background: var(--mid);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}