/* Tailwind CSS Fallback Styles */
* {
    box-sizing: border-box;
}

/* View Button Styles */
.btnDayView, .btnWeekView, .btnMonthView {
    background-color: #1c1e3a;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.btnDayView:hover, .btnWeekView:hover, .btnMonthView:hover {
    background-color: #2a2d4a;
}

.btnDayView.active, .btnWeekView.active, .btnMonthView.active {
    background-color: #1c1e3a;
    box-shadow: 0 2px 4px rgba(28, 30, 58, 0.3);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8fafc;
    color: #1e293b;
    line-height: 1.6;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

/* Spacing */
.p-4 {
    padding: 1rem;
}

.p-6 {
    padding: 1.5rem;
}

.m-4 {
    margin: 1rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mt-4 {
    margin-top: 1rem;
}

/* Colors */
.bg-white {
    background-color: #ffffff;
}

.bg-gray-50 {
    background-color: #f9fafb;
}

.bg-gray-100 {
    background-color: #f3f4f6;
}

.bg-blue-600 {
    background-color: #2563eb;
}

.bg-green-600 {
    background-color: #16a34a;
}

.bg-red-600 {
    background-color: #dc2626;
}

.text-white {
    color: #ffffff;
}

.text-gray-600 {
    color: #4b5563;
}

.text-gray-900 {
    color: #111827;
}

/* Typography */
.text-sm {
    font-size: 0.875rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

/* Borders and Rounded Corners */
.border {
    border: 1px solid #e5e7eb;
}

.rounded {
    border-radius: 0.25rem;
}

.rounded-lg {
    border-radius: 0.5rem;
}

.rounded-xl {
    border-radius: 0.75rem;
}

/* Shadows */
.shadow {
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

.shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-success {
    background-color: #16a34a;
    color: white;
}

.btn-success:hover {
    background-color: #15803d;
}

.btn-danger {
    background-color: #dc2626;
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.table th {
    background-color: #f9fafb;
    font-weight: 600;
}

/* Forms */
.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.form-control:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Navigation */
.navbar {
    background-color: white;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    text-decoration: none;
}

/* Grid */
.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-4 {
    gap: 1rem;
}

.gap-6 {
    gap: 1.5rem;
}

/* Responsive */
@media (min-width: 640px) {
    .sm\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 768px) {
    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Additional utility classes for dashboard */
.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

.space-y-4 > * + * {
    margin-top: 1rem;
}

.space-y-6 > * + * {
    margin-top: 1.5rem;
}

/* Dashboard specific styles */
.dashboard-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Chart container */
.chart-container {
    height: 300px;
    width: 100%;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

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

.fade-in {
    animation: fadeIn 0.3s ease-out;
}