:root {
  --primary-color: #2563eb;
  --secondary-color: #4f46e5;
  --bg-dark: #f8fafc;
  --bg-darker: #f1f5f9;
  --card-bg: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-light: rgba(0, 0, 0, 0.08);
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-darker);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Base Styles & Typography */
a {
  text-decoration: none;
  color: var(--text-main);
  transition: color 0.3s ease;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Utilities */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: 1rem;
}

.text-gradient {
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.4);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Admin Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 250px;
  background: var(--bg-dark);
  border-right: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

.admin-sidebar .brand {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.admin-nav li {
  margin-bottom: 0.5rem;
}

.admin-nav a {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  color: var(--text-muted);
}

.admin-nav a:hover,
.admin-nav a.active {
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-main);
}

.admin-main {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

/* Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

th {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

tr:hover td {
  background: rgba(0, 0, 0, 0.02);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 0.5rem;
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

/* Dashboard Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.stat-card h3 {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.stat-card .value {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 0.5rem;
  color: var(--text-main);
}

/* Form Grid Layout */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.form-grid .form-group {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.5rem;
  }
}

/* --- LIGHT MODE COMPATIBILITY OVERRIDES FOR INLINE STYLES --- */

/* High contrast overrides for inline colored texts */
[style*="color: #fca5a5"],
[style*="color:#fca5a5"] {
  color: var(--danger) !important;
}

[style*="color: #86efac"],
[style*="color:#86efac"] {
  color: var(--success) !important;
}

[style*="color: #60a5fa"],
[style*="color:#60a5fa"] {
  color: var(--primary-color) !important;
}

/* Specific overrides for status badges and labels */
.hero-badge[style*="background: rgba(239"],
.hero-badge[style*="background:rgba(239"],
[style*="background: rgba(239"][style*="color: #fca5a5"],
[style*="background:rgba(239"][style*="color:#fca5a5"] {
  background: rgba(239, 68, 68, 0.1) !important;
  color: var(--danger) !important;
  border-color: rgba(239, 68, 68, 0.3) !important;
}

.hero-badge[style*="background: rgba(34"],
.hero-badge[style*="background:rgba(34"],
[style*="background: rgba(34"][style*="color: #86efac"],
[style*="background:rgba(34"][style*="color:#86efac"] {
  background: rgba(34, 197, 94, 0.1) !important;
  color: var(--success) !important;
  border-color: rgba(34, 197, 94, 0.3) !important;
}