/*
 * tailwind-compat.css
 * Minimal CSS shim replacing the Tailwind build pipeline.
 * Covers only the utility classes actually used in this codebase.
 * Generated from grep audit of 8 affected files (B3 Tailwind removal sprint).
 * Over time, replace these with --cc-* tokens or MUI sx props and remove entries.
 */

/* ── Layout ─────────────────────────────────────────────────────────────── */
.flex { display: flex; }
.grid { display: grid; }
.inline-flex { display: inline-flex; }
.inline-block { display: inline-block; }
.block { display: block; }
.hidden { display: none; }

.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }

.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)); }

.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.items-end    { align-items: flex-end; }

.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.justify-end     { justify-content: flex-end; }
.justify-start   { justify-content: flex-start; }

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

/* ── Spacing — gap ──────────────────────────────────────────────────────── */
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

/* ── Spacing — padding ──────────────────────────────────────────────────── */
.p-0  { padding: 0; }
.p-2  { padding: 0.5rem; }
.p-4  { padding: 1rem; }
.p-5  { padding: 1.25rem; }
.p-6  { padding: 1.5rem; }
.p-12 { padding: 3rem; }

.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-6 { padding-left: 1.5rem;  padding-right: 1.5rem; }
.px-8 { padding-left: 2rem;    padding-right: 2rem; }

.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.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-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6 { padding-top: 1.5rem;  padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem;    padding-bottom: 2rem; }
.py-12{ padding-top: 3rem;    padding-bottom: 3rem; }
.py-16{ padding-top: 4rem;    padding-bottom: 4rem; }

.pt-4 { padding-top: 1rem; }
.pl-10{ padding-left: 2.5rem; }
.pr-4 { padding-right: 1rem; }

/* ── Spacing — margin ───────────────────────────────────────────────────── */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.ml-2 { margin-left: 0.5rem; }
.ml-4 { margin-left: 1rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.my-8 { margin-top: 2rem; margin-bottom: 2rem; }

/* ── Space-between children ─────────────────────────────────────────────── */
.space-x-2 > * + * { margin-left: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-8 > * + * { margin-top: 2rem; }

/* ── Sizing ─────────────────────────────────────────────────────────────── */
.w-0    { width: 0; }
.w-4    { width: 1rem; }
.w-8    { width: 2rem; }
.w-10   { width: 2.5rem; }
.w-12   { width: 3rem; }
.w-16   { width: 4rem; }
.w-full { width: 100%; }

.h-4    { height: 1rem; }
.h-8    { height: 2rem; }
.h-10   { height: 2.5rem; }
.h-12   { height: 3rem; }
.h-64   { height: 16rem; }
.h-full { height: 100%; }

.min-h-screen { min-height: 100vh; }
.max-w-md  { max-width: 28rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }

/* ── 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; }
.text-xl  { font-size: 1.25rem;  line-height: 1.75rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }

.font-medium   { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold     { font-weight: 700; }

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.uppercase   { text-transform: uppercase; }
.capitalize  { text-transform: capitalize; }
.truncate    { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Colours — text ─────────────────────────────────────────────────────── */
.text-white      { color: #ffffff; }
.text-gray-300   { color: #d1d5db; }
.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-red-600    { color: #dc2626; }
.text-red-700    { color: #b91c1c; }
.text-red-800    { color: #991b1b; }
.text-green-600  { color: #16a34a; }
.text-green-700  { color: #15803d; }
.text-purple-600 { color: #9333ea; }
.text-purple-700 { color: #7e22ce; }
.text-yellow-700 { color: #a16207; }

/* ── Colours — background ───────────────────────────────────────────────── */
.bg-white        { background-color: #ffffff; }
.bg-transparent  { background-color: transparent; }
.bg-gray-50      { background-color: #f9fafb; }
.bg-gray-100     { background-color: #f3f4f6; }
.bg-gray-500     { background-color: #6b7280; }
.bg-blue-50      { background-color: #eff6ff; }
.bg-blue-100     { background-color: #dbeafe; }
.bg-blue-600     { background-color: #2563eb; }
.bg-red-50       { background-color: #fef2f2; }
.bg-red-100      { background-color: #fee2e2; }
.bg-red-600      { background-color: #dc2626; }
.bg-green-100    { background-color: #dcfce7; }
.bg-purple-100   { background-color: #f3e8ff; }
.bg-yellow-100   { background-color: #fef9c3; }

/* ── Borders ────────────────────────────────────────────────────────────── */
.border             { border-width: 1px; border-style: solid; }
.border-t           { border-top-width: 1px; border-top-style: solid; }
.border-b           { border-bottom-width: 1px; border-bottom-style: solid; }
.border-2           { border-width: 2px; border-style: solid; }
.border-transparent { border-color: transparent; }
.border-gray-100    { border-color: #f3f4f6; }
.border-gray-200    { border-color: #e5e7eb; }
.border-gray-300    { border-color: #d1d5db; }
.border-blue-500    { border-color: #3b82f6; }
.border-blue-600    { border-color: #2563eb; }
.border-red-200     { border-color: #fecaca; }

/* ── Border radius ──────────────────────────────────────────────────────── */
.rounded      { border-radius: 0.25rem; }
.rounded-md   { border-radius: 0.375rem; }
.rounded-lg   { border-radius: 0.5rem; }
.rounded-xl   { border-radius: 0.75rem; }
.rounded-full { border-radius: 9999px; }

/* ── Shadows ────────────────────────────────────────────────────────────── */
.shadow    { box-shadow: 0 1px 3px 0 rgb(0 0 0/.1),0 1px 2px -1px rgb(0 0 0/.1); }
.shadow-sm { box-shadow: 0 1px 2px 0 rgb(0 0 0/.05); }
.shadow-md { box-shadow: 0 4px 6px -1px rgb(0 0 0/.1),0 2px 4px -2px rgb(0 0 0/.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0/.1),0 4px 6px -4px rgb(0 0 0/.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgb(0 0 0/.1),0 8px 10px -6px rgb(0 0 0/.1); }

/* ── Overflow / z-index ─────────────────────────────────────────────────── */
.overflow-hidden  { overflow: hidden; }
.overflow-y-auto  { overflow-y: auto; }
.z-50             { z-index: 50; }

/* ── Misc ───────────────────────────────────────────────────────────────── */
.opacity-50       { opacity: 0.5; }
.opacity-75       { opacity: 0.75; }
.cursor-not-allowed { cursor: not-allowed; }

/* ── Pseudo-classes ─────────────────────────────────────────────────────── */
.hover\:bg-gray-50:hover   { background-color: #f9fafb; }
.hover\:bg-gray-100:hover  { background-color: #f3f4f6; }
.hover\:bg-blue-200:hover  { background-color: #bfdbfe; }
.hover\:bg-blue-700:hover  { background-color: #1d4ed8; }
.hover\:bg-green-200:hover { background-color: #bbf7d0; }
.hover\:bg-red-200:hover   { background-color: #fecaca; }
.hover\:bg-red-700:hover   { background-color: #b91c1c; }
.hover\:text-gray-500:hover { color: #6b7280; }
.hover\:text-gray-700:hover { color: #374151; }
.hover\:text-gray-800:hover { color: #1f2937; }
.hover\:text-blue-600:hover { color: #2563eb; }
.hover\:text-red-800:hover  { color: #991b1b; }
.hover\:border-blue-300:hover { border-color: #93c5fd; }

.focus\:outline-none:focus { outline: none; }
.focus\:ring-2:focus       { box-shadow: 0 0 0 2px #3b82f6; }

.disabled\:opacity-50:disabled { opacity: 0.5; }
