/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f9fafb;
    color: #111827;
}

/* Background colors */
.bg-white { background-color: white; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-gray-300 { background-color: #d1d5db; }
.bg-gray-500 { background-color: #6b7280; }
.bg-gray-800 { background-color: #1f2937; }
.bg-gray-900 { background-color: #111827; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }
.bg-blue-800 { background-color: #1e40af; }
.bg-blue-900 { background-color: #1e3a8a; }
.bg-green-50 { background-color: #f0fdf4; }
.bg-green-100 { background-color: #dcfce7; }
.bg-green-600 { background-color: #16a34a; }
.bg-green-800 { background-color: #166534; }
.bg-red-50 { background-color: #fef2f2; }
.bg-red-100 { background-color: #fee2e2; }
.bg-red-600 { background-color: #dc2626; }
.bg-orange-50 { background-color: #fff7ed; }
.bg-orange-100 { background-color: #ffedd5; }
.bg-orange-600 { background-color: #ea580c; }
.bg-purple-50 { background-color: #faf5ff; }
.bg-purple-100 { background-color: #f3e8ff; }
.bg-purple-600 { background-color: #9333ea; }
.bg-yellow-100 { background-color: #fef9c3; }

/* Text colors */
.text-white { color: white; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-900 { color: #111827; }
.text-blue-600 { color: #2563eb; }
.text-blue-700 { color: #1d4ed8; }
.text-blue-900 { color: #1e3a8a; }
.text-green-600 { color: #16a34a; }
.text-green-800 { color: #166534; }
.text-green-900 { color: #14532d; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.text-red-900 { color: #7f1d1d; }
.text-orange-600 { color: #ea580c; }
.text-purple-600 { color: #9333ea; }

/* Padding */
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }

/* Margin */
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.mt-16 { margin-top: 4rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.ml-4 { margin-left: 1rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.mr-6 { margin-right: 1.5rem; }

/* Flexbox */
.flex { display: flex; }
.flex-1 { flex: 1 1 0%; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }

/* 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; }
.gap-8 { gap: 2rem; }

/* Border radius */
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-full { border-radius: 9999px; }

/* Shadow */
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px 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); }

/* Text alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }

/* Font weight */
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Font size */
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-6xl { font-size: 3.75rem; }

/* Width and height */
.w-full { width: 100%; }
.w-64 { width: 16rem; }
.h-10 { height: 2.5rem; }
.h-16 { height: 4rem; }
.h-20 { height: 5rem; }
.h-24 { height: 6rem; }
.h-64 { height: 16rem; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* Max width */
.max-w-7xl { max-width: 80rem; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.max-w-4xl { max-width: 56rem; margin-left: auto; margin-right: auto; }
.max-w-2xl { max-width: 42rem; margin-left: auto; margin-right: auto; }
.max-w-lg { max-width: 32rem; margin-left: auto; margin-right: auto; }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Border */
.border { border: 1px solid #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-blue-600 { border-color: #2563eb; }
.border-l-4 { border-left: 4px solid #2563eb; }

/* Position */
.fixed { position: fixed; }
.relative { position: relative; }
.absolute { position: absolute; }

/* Overflow */
.overflow-x-auto { overflow-x: auto; }
.overflow-hidden { overflow: hidden; }

/* Spacing */
.space-x-4 > * + * { margin-left: 1rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }

/* Hover states */
.hover\:bg-blue-700:hover { background-color: #1d4ed8; }
.hover\:bg-gray-100:hover { background-color: #f3f4f6; }
.hover\:bg-gray-300:hover { background-color: #d1d5db; }
.hover\:text-blue-900:hover { color: #1e3a8a; }
.hover\:text-green-900:hover { color: #14532d; }
.hover\:text-red-900:hover { color: #7f1d1d; }
.hover\:scale-110:hover { transform: scale(1.1); }

/* Transition */
.transition { transition: all 0.15s ease-in-out; }

/* Button styles */
button, a {
    cursor: pointer;
    text-decoration: none;
}

/* Form styles */
input, select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    outline: none;
}

input:focus, select:focus, textarea:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Table styles */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

/* Navigation */
nav {
    background-color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

nav a {
    text-decoration: none;
    color: #374151;
}

/* Sidebar */
aside {
    width: 16rem;
    background-color: #111827;
    color: white;
    position: fixed;
    height: 100%;
}

/* Status badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
}

.badge-green { background-color: #dcfce7; color: #166534; }
.badge-yellow { background-color: #fef9c3; color: #854d0e; }
.badge-red { background-color: #fee2e2; color: #991b1b; }

/* Responsive */
@media (min-width: 640px) {
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .md\:col-span-2 { grid-column: span 2 / span 2; }
}

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