/* =====================================================================
   Utility layer.

   A hand-written subset of the Tailwind utilities the original interface
   uses. Class names are kept identical to the original markup so the two
   applications' templates stay directly comparable during visual-parity
   review. Only the utilities this application actually renders are included.
   ===================================================================== */

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

/* -------------------------------------------------------------- layout */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.static { position: static; }

.inset-0 { inset: 0; }
.inset-y-0 { top: 0; bottom: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.top-0 { top: 0; }
.bottom-0 { bottom: 0; }
.left-2 { left: 0.5rem; }
.right-2 { right: 0.5rem; }
.top-2 { top: 0.5rem; }
.top-4 { top: 1rem; }
.left-4 { left: 1rem; }
.right-3 { right: 0.75rem; }
.right-4 { right: 1rem; }
.bottom-4 { bottom: 1rem; }
.top-1\/2 { top: 50%; }
.-translate-y-1\/2 { transform: translateY(-50%); }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* ---------------------------------------------------------------- flex */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-1 { flex: 1 1 0%; }
.flex-none { flex: none; }
.shrink-0 { flex-shrink: 0; }
.grow { flex-grow: 1; }

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

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

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

/* ---------------------------------------------------------------- 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)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-full { grid-column: 1 / -1; }

/* -------------------------------------------------------------- gap */
.gap-0 { gap: 0; }
.gap-0\.5 { gap: 0.125rem; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-2\.5 { gap: 0.625rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-x-2 { column-gap: 0.5rem; }
.gap-x-3 { column-gap: 0.75rem; }
.gap-x-4 { column-gap: 1rem; }
.gap-x-5 { column-gap: 1.25rem; }
.gap-x-6 { column-gap: 1.5rem; }
.gap-y-1 { row-gap: 0.25rem; }
.gap-y-2 { row-gap: 0.5rem; }
.gap-y-3 { row-gap: 0.75rem; }
.gap-y-4 { row-gap: 1rem; }

/* --------------------------------------------------- space between children */
.space-y-0\.5 > * + * { margin-top: 0.125rem; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-1\.5 > * + * { margin-top: 0.375rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-5 > * + * { margin-top: 1.25rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-x-2 > * + * { margin-left: 0.5rem; }

/* ------------------------------------------------------------- padding */
.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-1\.5 { padding-left: 0.375rem; padding-right: 0.375rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.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; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }

.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-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.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-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }

.pt-2 { padding-top: 0.5rem; }
.pt-2\.5 { padding-top: 0.625rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.pb-1\.5 { padding-bottom: 0.375rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-4 { padding-bottom: 1rem; }
.pl-2 { padding-left: 0.5rem; }
.pl-3 { padding-left: 0.75rem; }
.pl-4 { padding-left: 1rem; }
.pl-5 { padding-left: 1.25rem; }
.pl-9 { padding-left: 2.25rem; }
.pr-8 { padding-right: 2rem; }

/* -------------------------------------------------------------- margin */
.m-0 { margin: 0; }
.mx-auto { margin-left: auto; margin-right: auto; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.ml-1 { margin-left: 0.25rem; }
.ml-1\.5 { margin-left: 0.375rem; }
.ml-2 { margin-left: 0.5rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }

.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-1\.5 { margin-top: 0.375rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-2\.5 { margin-top: 0.625rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

/* -------------------------------------------------------------- sizing */
.h-2 { height: 0.5rem; }
.h-3 { height: 0.75rem; }
.h-3\.5 { height: 0.875rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-9 { height: 2.25rem; }
.h-10 { height: 2.5rem; }
.h-11 { height: 2.75rem; }
.h-12 { height: 3rem; }
.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }

.w-2 { width: 0.5rem; }
.w-3 { width: 0.75rem; }
.w-3\.5 { width: 0.875rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-9 { width: 2.25rem; }
.w-10 { width: 2.5rem; }
.w-11 { width: 2.75rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }
.w-20 { width: 5rem; }
.w-24 { width: 6rem; }
.w-28 { width: 7rem; }
.w-32 { width: 8rem; }
.w-36 { width: 9rem; }
.w-40 { width: 10rem; }
.w-44 { width: 11rem; }
.w-48 { width: 12rem; }
.w-56 { width: 14rem; }
.w-64 { width: 16rem; }
.w-72 { width: 18rem; }
.w-full { width: 100%; }
.w-auto { width: auto; }

.min-h-screen { min-height: 100vh; }
.min-w-0 { min-width: 0; }
.max-w-full { max-width: 100%; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-\[85vw\] { max-width: 85vw; }
.max-w-\[1400px\] { max-width: 1400px; }
.max-h-64 { max-height: 16rem; }
.max-h-80 { max-height: 20rem; }
.max-h-96 { max-height: 24rem; }
.max-h-\[70vh\] { max-height: 70vh; }
.max-h-\[80vh\] { max-height: 80vh; }

/* ---------------------------------------------------------- typography */
.text-\[10px\] { font-size: 10px; line-height: 1.4; }
.text-\[11px\] { font-size: 11px; line-height: 1.4; }
.text-\[13px\] { font-size: 13px; line-height: 1.5; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }

.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-mono { font-family: var(--font-mono); }
.font-sans { font-family: var(--font-sans); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

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

.tracking-tight { letter-spacing: -0.015em; }
.tracking-wide { letter-spacing: 0.025em; }
.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }

.tabular-nums { font-variant-numeric: tabular-nums; }
.underline { text-decoration-line: underline; }
.no-underline { text-decoration-line: none; }
.italic { font-style: italic; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre-wrap { white-space: pre-wrap; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }
.line-clamp-2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.line-clamp-3 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

/* --------------------------------------------------------------- color */
.text-ink { color: var(--ink); }
.text-ink-soft { color: var(--ink-soft); }
.text-ink-muted { color: var(--ink-muted); }
.text-white { color: var(--white); }
.text-brand { color: var(--brand); }
.text-brand-dark { color: var(--brand-dark); }
.text-ok { color: var(--ok); }
.text-warn { color: var(--warn); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }
.text-gray-400 { color: var(--gray-400); }
.text-gray-500 { color: var(--gray-500); }

.bg-white { background-color: var(--white); }
.bg-canvas { background-color: var(--canvas); }
.bg-transparent { background-color: transparent; }
.bg-brand { background-color: var(--brand); }
.bg-brand-soft { background-color: var(--brand-soft); }
.bg-ok { background-color: var(--ok); }
.bg-ok-soft { background-color: var(--ok-soft); }
.bg-warn-soft { background-color: var(--warn-soft); }
.bg-danger-soft { background-color: var(--danger-soft); }
.bg-info-soft { background-color: var(--info-soft); }
.bg-gray-50 { background-color: var(--gray-50); }
.bg-gray-100 { background-color: var(--gray-100); }
.bg-gray-200 { background-color: var(--gray-200); }
.bg-ink\/40 { background-color: rgba(31, 41, 55, 0.4); }
.bg-white\/95 { background-color: rgba(255, 255, 255, 0.95); }

.backdrop-blur { backdrop-filter: blur(8px); }

/* -------------------------------------------------------------- border */
.border { border-width: 1px; }
.border-0 { border-width: 0; }
.border-t { border-top-width: 1px; }
.border-r { border-right-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-l { border-left-width: 1px; }
.border-l-2 { border-left-width: 2px; }
.border-dashed { border-style: dashed; }

.border-line { border-color: var(--line); }
.border-transparent { border-color: transparent; }
.border-brand { border-color: var(--brand); }
.border-brand-border { border-color: var(--brand-border); }
.border-ok-border { border-color: var(--ok-border); }
.border-warn-border { border-color: var(--warn-border); }
.border-danger-border { border-color: var(--danger-border); }
.border-info-border { border-color: var(--info-border); }
.border-gray-200 { border-color: var(--gray-200); }
.border-gray-300 { border-color: var(--gray-300); }

.rounded-none { border-radius: 0; }
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

.shadow-card { box-shadow: var(--shadow-card); }
.shadow-pop { box-shadow: var(--shadow-pop); }
.shadow-none { box-shadow: none; }

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

/* ------------------------------------------------------------ behaviour */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-grab { cursor: grab; }
.select-none { user-select: none; }
.pointer-events-none { pointer-events: none; }
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-100 { opacity: 1; }
.transition-colors {
  transition-property: color, background-color, border-color, fill, stroke;
  transition-duration: 150ms;
}
.transition-all { transition: all 150ms; }
.resize-none { resize: none; }
.resize-y { resize: vertical; }
.align-top { vertical-align: top; }
.align-middle { vertical-align: middle; }
.list-disc { list-style-type: disc; }
.list-decimal { list-style-type: decimal; }

/* ---------------------------------------------------------------- hover */
.hover\:bg-gray-50:hover { background-color: var(--gray-50); }
.hover\:bg-gray-100:hover { background-color: var(--gray-100); }
.hover\:bg-brand-soft:hover { background-color: var(--brand-soft); }
.hover\:bg-white:hover { background-color: var(--white); }
.hover\:text-ink:hover { color: var(--ink); }
.hover\:text-brand:hover { color: var(--brand); }
.hover\:text-danger:hover { color: var(--danger); }
.hover\:underline:hover { text-decoration-line: underline; }
.hover\:border-brand:hover { border-color: var(--brand); }
.hover\:border-brand-border:hover { border-color: var(--brand-border); }
.hover\:shadow-card:hover { box-shadow: var(--shadow-card); }
.hover\:opacity-100:hover { opacity: 1; }

.group:hover .group-hover\:text-brand { color: var(--brand); }
.group:hover .group-hover\:opacity-100 { opacity: 1; }
.group:hover .group-hover\:visible { visibility: visible; }

/* --------------------------------------------------------- breakpoints */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:inline { display: inline; }
  .sm\:inline-flex { display: inline-flex; }
  .sm\:flex { display: flex; }
  .sm\:hidden { display: none; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:items-center { align-items: center; }
  .sm\:justify-between { justify-content: space-between; }
  .sm\:items-end { align-items: flex-end; }
  .sm\:self-center { align-self: center; }
  .sm\:px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:w-40 { width: 10rem; }
  .sm\:w-auto { width: auto; }
  .sm\:text-sm { font-size: 0.875rem; line-height: 1.25rem; }
  .sm\:col-span-2 { grid-column: span 2 / span 2; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:inline-flex { display: inline-flex; }
  .md\:hidden { display: none; }
  .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\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:items-center { align-items: center; }
  .md\:items-end { align-items: flex-end; }
  .md\:justify-between { justify-content: space-between; }
  .md\:self-center { align-self: center; }
  .md\:col-span-1 { grid-column: span 1 / span 1; }
  .md\:col-span-2 { grid-column: span 2 / span 2; }
  .md\:col-span-3 { grid-column: span 3 / span 3; }
  .md\:col-span-4 { grid-column: span 4 / span 4; }
  .md\:w-auto { width: auto; }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:flex-row { flex-direction: row; }
  .lg\:items-end { align-items: flex-end; }
  .lg\:justify-between { justify-content: space-between; }
  .lg\:items-center { align-items: center; }
  .lg\:self-center { align-self: center; }
  .lg\:pl-64 { padding-left: var(--sidebar-width); }
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:w-auto { width: auto; }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .xl\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}