/* Tailwind CSS replacement - static build for student-comment */
/* Base reset */
*, ::before, ::after { box-sizing: border-box; border-width: 0; border-style: solid; border-color: #e5e7eb; }
html { line-height: 1.5; -webkit-text-size-adjust: 100%; font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { margin: 0; line-height: inherit; }
h1, h2, h3, h4, p { margin: 0; }
button, input, select, textarea { font-family: inherit; font-size: 100%; line-height: inherit; color: inherit; margin: 0; padding: 0; }
button, select { text-transform: none; }
button, [type='button'] { -webkit-appearance: button; background-color: transparent; background-image: none; }
textarea { resize: vertical; }
input::placeholder, textarea::placeholder { color: #9ca3af; }
a { color: inherit; text-decoration: inherit; }
img, svg { display: block; vertical-align: middle; }

/* Layout */
.min-h-screen { min-height: 100vh; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.bottom-0 { bottom: 0; }
.bottom-6 { bottom: 1.5rem; }
.left-1\/2 { left: 50%; }
.-translate-x-1\/2 { transform: translateX(-50%); }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

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

/* Flex */
.flex-1 { flex: 1 1 0%; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }

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

/* Spacing */
.space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem; }
.space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem; }

/* Sizing */
.w-full { width: 100%; }
.max-w-3xl { max-width: 48rem; }
.max-w-md { max-width: 28rem; }
.max-h-\[90vh\] { max-height: 90vh; }
.h-2 { height: 0.5rem; }

/* Padding */
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.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; }

/* Margin */
.mx-4 { margin-left: 1rem; margin-right: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-5 { margin-top: 1.25rem; }

/* Typography */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.leading-relaxed { line-height: 1.625; }

/* Colors - Text */
.text-white { color: #ffffff; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-blue-500 { color: #3b82f6; }
.text-blue-600 { color: #2563eb; }
.text-blue-700 { color: #1d4ed8; }
.text-green-700 { color: #15803d; }
.text-red-400 { color: #f87171; }
.text-red-500 { color: #ef4444; }

/* Colors - Background */
.bg-white { background-color: #ffffff; }
.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-800 { background-color: #1f2937; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-600 { background-color: #2563eb; }
.bg-green-50 { background-color: #f0fdf4; }
.bg-green-100 { background-color: #dcfce7; }
.bg-green-600 { background-color: #16a34a; }
.bg-orange-500 { background-color: #f97316; }
.bg-emerald-600 { background-color: #059669; }
.bg-black\/50 { background-color: rgb(0 0 0 / 0.5); }

/* Border */
.border { border-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-gray-200 { border-color: #e5e7eb; }
.border-blue-200 { border-color: #bfdbfe; }
.border-blue-400 { border-color: #60a5fa; }
.border-green-200 { border-color: #bbf7d0; }
.border-green-400 { border-color: #4ade80; }

/* Border radius */
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }

/* Shadow */
.shadow-sm { box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }

/* Overflow */
.overflow-y-auto { overflow-y: auto; }

/* Transitions */
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Hover states */
.hover\:bg-blue-700:hover { background-color: #1d4ed8; }
.hover\:bg-blue-800:hover { background-color: #1e40af; }
.hover\:bg-gray-100:hover { background-color: #f3f4f6; }
.hover\:bg-green-700:hover { background-color: #15803d; }
.hover\:bg-orange-600:hover { background-color: #ea580c; }
.hover\:bg-emerald-700:hover { background-color: #047857; }
.hover\:text-gray-700:hover { color: #374151; }
.hover\:text-blue-700:hover { color: #1d4ed8; }
.hover\:text-red-600:hover { color: #dc2626; }

/* Disabled states */
.disabled\:bg-gray-300:disabled { background-color: #d1d5db; }

/* v-cloak */
[v-cloak] { display: none; }