/*
 * SYS-UI Utilities
 * Tailwind-style utility classes for the SYS-UI framework
 * Version: 1.0.0
 */

/* ============================================
   DISPLAY UTILITIES
   ============================================ */

.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.inline-grid { display: inline-grid; }
.hidden { display: none; }
.contents { display: contents; }

/* ============================================
   FLEXBOX UTILITIES
   ============================================ */

/* Flex Direction */
.flex-row { flex-direction: row; }
.flex-row-reverse { flex-direction: row-reverse; }
.flex-col { flex-direction: column; }
.flex-col-reverse { flex-direction: column-reverse; }

/* Flex Wrap */
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-wrap-reverse { flex-wrap: wrap-reverse; }

/* Flex Grow & Shrink */
.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-initial { flex: 0 1 auto; }
.flex-none { flex: none; }
.grow { flex-grow: 1; }
.grow-0 { flex-grow: 0; }
.shrink { flex-shrink: 1; }
.shrink-0 { flex-shrink: 0; }

/* Justify Content */
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

/* Align Items */
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-center { align-items: center; }
.items-baseline { align-items: baseline; }
.items-stretch { align-items: stretch; }

/* Align Self */
.self-auto { align-self: auto; }
.self-start { align-self: flex-start; }
.self-end { align-self: flex-end; }
.self-center { align-self: center; }
.self-stretch { align-self: stretch; }

/* Align Content */
.content-start { align-content: flex-start; }
.content-end { align-content: flex-end; }
.content-center { align-content: center; }
.content-between { align-content: space-between; }
.content-around { align-content: space-around; }
.content-evenly { align-content: space-evenly; }

/* Gap */
.gap-0 { gap: 0; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }

.gap-x-0 { column-gap: 0; }
.gap-x-1 { column-gap: 0.25rem; }
.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-y-0 { row-gap: 0; }
.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; }
.gap-y-5 { row-gap: 1.25rem; }

/* ============================================
   GRID UTILITIES
   ============================================ */

.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-5 { grid-template-columns: repeat(5, 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-5 { grid-column: span 5 / span 5; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-full { grid-column: 1 / -1; }

.grid-rows-1 { grid-template-rows: repeat(1, minmax(0, 1fr)); }
.grid-rows-2 { grid-template-rows: repeat(2, minmax(0, 1fr)); }
.grid-rows-3 { grid-template-rows: repeat(3, minmax(0, 1fr)); }
.grid-rows-4 { grid-template-rows: repeat(4, minmax(0, 1fr)); }

.row-span-1 { grid-row: span 1 / span 1; }
.row-span-2 { grid-row: span 2 / span 2; }
.row-span-3 { grid-row: span 3 / span 3; }
.row-span-full { grid-row: 1 / -1; }

/* ============================================
   SPACING UTILITIES
   ============================================ */

/* Margin */
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.m-5 { margin: 1.25rem; }
.m-6 { margin: 1.5rem; }
.m-8 { margin: 2rem; }
.m-10 { margin: 2.5rem; }
.m-12 { margin: 3rem; }
.m-auto { margin: auto; }

.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: 0.25rem; margin-right: 0.25rem; }
.mx-2 { margin-left: 0.5rem; margin-right: 0.5rem; }
.mx-3 { margin-left: 0.75rem; margin-right: 0.75rem; }
.mx-4 { margin-left: 1rem; margin-right: 1rem; }
.mx-5 { margin-left: 1.25rem; margin-right: 1.25rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.my-2 { margin-top: 0.5rem; margin-bottom: 0.5rem; }
.my-3 { margin-top: 0.75rem; margin-bottom: 0.75rem; }
.my-4 { margin-top: 1rem; margin-bottom: 1rem; }
.my-5 { margin-top: 1.25rem; margin-bottom: 1.25rem; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.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; }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.mr-5 { margin-right: 1.25rem; }

.mb-0 { margin-bottom: 0; }
.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; }
.mb-10 { margin-bottom: 2.5rem; }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.ml-4 { margin-left: 1rem; }
.ml-5 { margin-left: 1.25rem; }
.ml-auto { margin-left: auto; }

/* 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; }
.p-10 { padding: 2.5rem; }
.p-12 { padding: 3rem; }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.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; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }

.py-0 { padding-top: 0; padding-bottom: 0; }
.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; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.pt-5 { padding-top: 1.25rem; }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: 0.25rem; }
.pr-2 { padding-right: 0.5rem; }
.pr-3 { padding-right: 0.75rem; }
.pr-4 { padding-right: 1rem; }
.pr-5 { padding-right: 1.25rem; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-5 { padding-bottom: 1.25rem; }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: 0.25rem; }
.pl-2 { padding-left: 0.5rem; }
.pl-3 { padding-left: 0.75rem; }
.pl-4 { padding-left: 1rem; }
.pl-5 { padding-left: 1.25rem; }

/* ============================================
   WIDTH & HEIGHT UTILITIES
   ============================================ */

.w-0 { width: 0; }
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.w-min { width: min-content; }
.w-max { width: max-content; }
.w-fit { width: fit-content; }
.w-1\/2 { width: 50%; }
.w-1\/3 { width: 33.333333%; }
.w-2\/3 { width: 66.666667%; }
.w-1\/4 { width: 25%; }
.w-3\/4 { width: 75%; }

.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.min-w-min { min-width: min-content; }
.min-w-max { min-width: max-content; }

.max-w-none { max-width: none; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.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-full { max-width: 100%; }

.h-0 { height: 0; }
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-min { height: min-content; }
.h-max { height: max-content; }
.h-fit { height: fit-content; }

.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }

.max-h-full { max-height: 100%; }
.max-h-screen { max-height: 100vh; }

/* ============================================
   TYPOGRAPHY UTILITIES
   ============================================ */

/* Font Family */
.font-mono { font-family: var(--sys-font-mono); }
.font-display { font-family: var(--sys-font-display); }
.font-body { font-family: var(--sys-font-body); }

/* Font Size */
.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; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1; }
.text-6xl { font-size: 3.75rem; line-height: 1; }

/* Font Weight */
.font-thin { font-weight: 100; }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }

/* Font Style */
.italic { font-style: italic; }
.not-italic { font-style: normal; }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Text Transform */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

/* Text Decoration */
.underline { text-decoration: underline; }
.line-through { text-decoration: line-through; }
.no-underline { text-decoration: none; }

/* Letter Spacing */
.tracking-tighter { letter-spacing: -0.05em; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-normal { letter-spacing: 0; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }

/* Line Height */
.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }

/* Text Overflow */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.text-ellipsis { text-overflow: ellipsis; }
.text-clip { text-overflow: clip; }

/* Whitespace */
.whitespace-normal { white-space: normal; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre { white-space: pre; }
.whitespace-pre-line { white-space: pre-line; }
.whitespace-pre-wrap { white-space: pre-wrap; }

/* Word Break */
.break-normal { word-break: normal; overflow-wrap: normal; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }

/* ============================================
   COLOR UTILITIES
   ============================================ */

/* Text Colors */
.text-primary { color: var(--sys-primary); }
.text-secondary { color: var(--sys-secondary); }
.text-accent { color: var(--sys-accent); }
.text-highlight { color: var(--sys-highlight); }
.text-success { color: var(--sys-success); }
.text-warning { color: var(--sys-warning); }
.text-danger { color: var(--sys-danger); }
.text-info { color: var(--sys-info); }
.text-muted { color: var(--sys-text-muted); }
.text-bright { color: var(--sys-text-bright); }
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-inherit { color: inherit; }
.text-current { color: currentColor; }
.text-transparent { color: transparent; }

/* Background Colors */
.bg-primary { background-color: var(--sys-primary); }
.bg-secondary { background-color: var(--sys-secondary); }
.bg-accent { background-color: var(--sys-accent); }
.bg-highlight { background-color: var(--sys-highlight); }
.bg-success { background-color: var(--sys-success); }
.bg-warning { background-color: var(--sys-warning); }
.bg-danger { background-color: var(--sys-danger); }
.bg-info { background-color: var(--sys-info); }
.bg-surface { background-color: var(--sys-surface); }
.bg-surface-elevated { background-color: var(--sys-surface-elevated); }
.bg-base { background-color: var(--sys-bg); }
.bg-white { background-color: #ffffff; }
.bg-black { background-color: #000000; }
.bg-transparent { background-color: transparent; }

/* Background Opacity */
.bg-opacity-10 { --tw-bg-opacity: 0.1; background-color: rgba(var(--sys-primary-rgb), var(--tw-bg-opacity)); }
.bg-opacity-20 { --tw-bg-opacity: 0.2; background-color: rgba(var(--sys-primary-rgb), var(--tw-bg-opacity)); }
.bg-opacity-30 { --tw-bg-opacity: 0.3; background-color: rgba(var(--sys-primary-rgb), var(--tw-bg-opacity)); }
.bg-opacity-50 { --tw-bg-opacity: 0.5; background-color: rgba(var(--sys-primary-rgb), var(--tw-bg-opacity)); }
.bg-opacity-75 { --tw-bg-opacity: 0.75; background-color: rgba(var(--sys-primary-rgb), var(--tw-bg-opacity)); }

/* Border Colors */
.border-primary { border-color: var(--sys-primary); }
.border-secondary { border-color: var(--sys-secondary); }
.border-accent { border-color: var(--sys-accent); }
.border-highlight { border-color: var(--sys-highlight); }
.border-success { border-color: var(--sys-success); }
.border-warning { border-color: var(--sys-warning); }
.border-danger { border-color: var(--sys-danger); }
.border-info { border-color: var(--sys-info); }
.border-default { border-color: var(--sys-border); }
.border-white { border-color: #ffffff; }
.border-black { border-color: #000000; }
.border-transparent { border-color: transparent; }

/* ============================================
   BORDER UTILITIES
   ============================================ */

.border-0 { border-width: 0; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-8 { border-width: 8px; }

.border-t-0 { border-top-width: 0; }
.border-t { border-top-width: 1px; }
.border-t-2 { border-top-width: 2px; }
.border-t-4 { border-top-width: 4px; }

.border-r-0 { border-right-width: 0; }
.border-r { border-right-width: 1px; }
.border-r-2 { border-right-width: 2px; }
.border-r-4 { border-right-width: 4px; }

.border-b-0 { border-bottom-width: 0; }
.border-b { border-bottom-width: 1px; }
.border-b-2 { border-bottom-width: 2px; }
.border-b-4 { border-bottom-width: 4px; }

.border-l-0 { border-left-width: 0; }
.border-l { border-left-width: 1px; }
.border-l-2 { border-left-width: 2px; }
.border-l-4 { border-left-width: 4px; }

.border-solid { border-style: solid; }
.border-dashed { border-style: dashed; }
.border-dotted { border-style: dotted; }
.border-double { border-style: double; }
.border-none { border-style: none; }

.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: 0.125rem; }
.rounded { border-radius: var(--sys-radius); }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: var(--sys-radius-lg); }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

.rounded-t-none { border-top-left-radius: 0; border-top-right-radius: 0; }
.rounded-t { border-top-left-radius: var(--sys-radius); border-top-right-radius: var(--sys-radius); }
.rounded-t-lg { border-top-left-radius: var(--sys-radius-lg); border-top-right-radius: var(--sys-radius-lg); }

.rounded-b-none { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.rounded-b { border-bottom-left-radius: var(--sys-radius); border-bottom-right-radius: var(--sys-radius); }
.rounded-b-lg { border-bottom-left-radius: var(--sys-radius-lg); border-bottom-right-radius: var(--sys-radius-lg); }

.rounded-l-none { border-top-left-radius: 0; border-bottom-left-radius: 0; }
.rounded-l { border-top-left-radius: var(--sys-radius); border-bottom-left-radius: var(--sys-radius); }

.rounded-r-none { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.rounded-r { border-top-right-radius: var(--sys-radius); border-bottom-right-radius: var(--sys-radius); }

/* ============================================
   POSITION UTILITIES
   ============================================ */

.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.inset-auto { top: auto; right: auto; bottom: auto; left: auto; }

.top-0 { top: 0; }
.top-auto { top: auto; }
.top-1\/2 { top: 50%; }
.top-full { top: 100%; }

.right-0 { right: 0; }
.right-auto { right: auto; }

.bottom-0 { bottom: 0; }
.bottom-auto { bottom: auto; }

.left-0 { left: 0; }
.left-auto { left: auto; }
.left-1\/2 { left: 50%; }

.-top-1 { top: -0.25rem; }
.-right-1 { right: -0.25rem; }
.-bottom-1 { bottom: -0.25rem; }
.-left-1 { left: -0.25rem; }

/* ============================================
   Z-INDEX UTILITIES
   ============================================ */

.z-0 { z-index: 0; }
.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; }
.z-auto { z-index: auto; }
.-z-10 { z-index: -10; }

/* ============================================
   OVERFLOW UTILITIES
   ============================================ */

.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }

.overflow-x-auto { overflow-x: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-x-visible { overflow-x: visible; }
.overflow-x-scroll { overflow-x: scroll; }

.overflow-y-auto { overflow-y: auto; }
.overflow-y-hidden { overflow-y: hidden; }
.overflow-y-visible { overflow-y: visible; }
.overflow-y-scroll { overflow-y: scroll; }

/* ============================================
   OPACITY UTILITIES
   ============================================ */

.opacity-0 { opacity: 0; }
.opacity-5 { opacity: 0.05; }
.opacity-10 { opacity: 0.1; }
.opacity-20 { opacity: 0.2; }
.opacity-25 { opacity: 0.25; }
.opacity-30 { opacity: 0.3; }
.opacity-40 { opacity: 0.4; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-70 { opacity: 0.7; }
.opacity-75 { opacity: 0.75; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }
.opacity-95 { opacity: 0.95; }
.opacity-100 { opacity: 1; }

/* ============================================
   SHADOW UTILITIES
   ============================================ */

.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }
.shadow { box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1); }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }
.shadow-inner { box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05); }

.shadow-glow {
  box-shadow: 0 0 10px rgba(var(--sys-primary-rgb), 0.3),
              0 0 20px rgba(var(--sys-primary-rgb), 0.2),
              0 0 30px rgba(var(--sys-primary-rgb), 0.1);
}

/* ============================================
   TRANSFORM UTILITIES
   ============================================ */

.translate-x-0 { transform: translateX(0); }
.translate-x-1 { transform: translateX(0.25rem); }
.translate-x-2 { transform: translateX(0.5rem); }
.translate-x-4 { transform: translateX(1rem); }
.translate-x-full { transform: translateX(100%); }
.-translate-x-1 { transform: translateX(-0.25rem); }
.-translate-x-2 { transform: translateX(-0.5rem); }
.-translate-x-4 { transform: translateX(-1rem); }
.-translate-x-full { transform: translateX(-100%); }
.-translate-x-1\/2 { transform: translateX(-50%); }

.translate-y-0 { transform: translateY(0); }
.translate-y-1 { transform: translateY(0.25rem); }
.translate-y-2 { transform: translateY(0.5rem); }
.translate-y-4 { transform: translateY(1rem); }
.translate-y-full { transform: translateY(100%); }
.-translate-y-1 { transform: translateY(-0.25rem); }
.-translate-y-2 { transform: translateY(-0.5rem); }
.-translate-y-4 { transform: translateY(-1rem); }
.-translate-y-full { transform: translateY(-100%); }
.-translate-y-1\/2 { transform: translateY(-50%); }

.scale-0 { transform: scale(0); }
.scale-50 { transform: scale(0.5); }
.scale-75 { transform: scale(0.75); }
.scale-90 { transform: scale(0.9); }
.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.scale-125 { transform: scale(1.25); }
.scale-150 { transform: scale(1.5); }

.rotate-0 { transform: rotate(0deg); }
.rotate-1 { transform: rotate(1deg); }
.rotate-2 { transform: rotate(2deg); }
.rotate-3 { transform: rotate(3deg); }
.rotate-6 { transform: rotate(6deg); }
.rotate-12 { transform: rotate(12deg); }
.rotate-45 { transform: rotate(45deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }
.-rotate-1 { transform: rotate(-1deg); }
.-rotate-2 { transform: rotate(-2deg); }
.-rotate-3 { transform: rotate(-3deg); }
.-rotate-6 { transform: rotate(-6deg); }
.-rotate-12 { transform: rotate(-12deg); }
.-rotate-45 { transform: rotate(-45deg); }
.-rotate-90 { transform: rotate(-90deg); }
.-rotate-180 { transform: rotate(-180deg); }

.origin-center { transform-origin: center; }
.origin-top { transform-origin: top; }
.origin-top-right { transform-origin: top right; }
.origin-right { transform-origin: right; }
.origin-bottom-right { transform-origin: bottom right; }
.origin-bottom { transform-origin: bottom; }
.origin-bottom-left { transform-origin: bottom left; }
.origin-left { transform-origin: left; }
.origin-top-left { transform-origin: top left; }

/* ============================================
   TRANSITION UTILITIES
   ============================================ */

.transition-none { transition-property: none; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-colors { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-opacity { transition-property: opacity; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-shadow { transition-property: box-shadow; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }

.duration-75 { transition-duration: 75ms; }
.duration-100 { transition-duration: 100ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.duration-700 { transition-duration: 700ms; }
.duration-1000 { transition-duration: 1000ms; }

.ease-linear { transition-timing-function: linear; }
.ease-in { transition-timing-function: cubic-bezier(0.4, 0, 1, 1); }
.ease-out { transition-timing-function: cubic-bezier(0, 0, 0.2, 1); }
.ease-in-out { transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); }

.delay-75 { transition-delay: 75ms; }
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-500 { transition-delay: 500ms; }

/* ============================================
   CURSOR UTILITIES
   ============================================ */

.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-move { cursor: move; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-crosshair { cursor: crosshair; }
.cursor-grab { cursor: grab; }
.cursor-grabbing { cursor: grabbing; }

/* ============================================
   POINTER EVENTS UTILITIES
   ============================================ */

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* ============================================
   USER SELECT UTILITIES
   ============================================ */

.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* ============================================
   VISIBILITY UTILITIES
   ============================================ */

.visible { visibility: visible; }
.invisible { visibility: hidden; }
.collapse { visibility: collapse; }

/* ============================================
   OBJECT FIT UTILITIES
   ============================================ */

.object-contain { object-fit: contain; }
.object-cover { object-fit: cover; }
.object-fill { object-fit: fill; }
.object-none { object-fit: none; }
.object-scale-down { object-fit: scale-down; }

.object-bottom { object-position: bottom; }
.object-center { object-position: center; }
.object-left { object-position: left; }
.object-right { object-position: right; }
.object-top { object-position: top; }

/* ============================================
   FILTER UTILITIES
   ============================================ */

.blur-none { filter: blur(0); }
.blur-sm { filter: blur(4px); }
.blur { filter: blur(8px); }
.blur-md { filter: blur(12px); }
.blur-lg { filter: blur(16px); }
.blur-xl { filter: blur(24px); }
.blur-2xl { filter: blur(40px); }
.blur-3xl { filter: blur(64px); }

.brightness-0 { filter: brightness(0); }
.brightness-50 { filter: brightness(0.5); }
.brightness-75 { filter: brightness(0.75); }
.brightness-90 { filter: brightness(0.9); }
.brightness-100 { filter: brightness(1); }
.brightness-105 { filter: brightness(1.05); }
.brightness-110 { filter: brightness(1.1); }
.brightness-125 { filter: brightness(1.25); }
.brightness-150 { filter: brightness(1.5); }
.brightness-200 { filter: brightness(2); }

.contrast-0 { filter: contrast(0); }
.contrast-50 { filter: contrast(0.5); }
.contrast-75 { filter: contrast(0.75); }
.contrast-100 { filter: contrast(1); }
.contrast-125 { filter: contrast(1.25); }
.contrast-150 { filter: contrast(1.5); }
.contrast-200 { filter: contrast(2); }

.grayscale-0 { filter: grayscale(0); }
.grayscale { filter: grayscale(1); }

.hue-rotate-0 { filter: hue-rotate(0deg); }
.hue-rotate-15 { filter: hue-rotate(15deg); }
.hue-rotate-30 { filter: hue-rotate(30deg); }
.hue-rotate-60 { filter: hue-rotate(60deg); }
.hue-rotate-90 { filter: hue-rotate(90deg); }
.hue-rotate-180 { filter: hue-rotate(180deg); }

.invert-0 { filter: invert(0); }
.invert { filter: invert(1); }

.saturate-0 { filter: saturate(0); }
.saturate-50 { filter: saturate(0.5); }
.saturate-100 { filter: saturate(1); }
.saturate-150 { filter: saturate(1.5); }
.saturate-200 { filter: saturate(2); }

.sepia-0 { filter: sepia(0); }
.sepia { filter: sepia(1); }

/* Backdrop Filter */
.backdrop-blur-none { backdrop-filter: blur(0); }
.backdrop-blur-sm { backdrop-filter: blur(4px); }
.backdrop-blur { backdrop-filter: blur(8px); }
.backdrop-blur-md { backdrop-filter: blur(12px); }
.backdrop-blur-lg { backdrop-filter: blur(16px); }
.backdrop-blur-xl { backdrop-filter: blur(24px); }

/* ============================================
   LIST UTILITIES
   ============================================ */

.list-none { list-style-type: none; }
.list-disc { list-style-type: disc; }
.list-decimal { list-style-type: decimal; }

.list-inside { list-style-position: inside; }
.list-outside { list-style-position: outside; }

/* ============================================
   SCREEN READER UTILITIES
   ============================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.not-sr-only {
  position: static;
  width: auto;
  height: auto;
  padding: 0;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (min-width: 640px) {
  .sm\:hidden { display: none; }
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:grid { display: grid; }
  .sm\:inline { display: inline; }
  .sm\:inline-block { display: inline-block; }
  .sm\:inline-flex { display: inline-flex; }

  .sm\:flex-row { flex-direction: row; }
  .sm\:flex-col { flex-direction: column; }

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

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

  .sm\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .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\:gap-4 { gap: 1rem; }
  .sm\:gap-6 { gap: 1.5rem; }

  .sm\:w-auto { width: auto; }
  .sm\:w-full { width: 100%; }
  .sm\:w-1\/2 { width: 50%; }
  .sm\:w-1\/3 { width: 33.333333%; }

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

  .sm\:p-4 { padding: 1rem; }
  .sm\:p-6 { padding: 1.5rem; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:py-4 { padding-top: 1rem; padding-bottom: 1rem; }

  .sm\:m-0 { margin: 0; }
  .sm\:mx-auto { margin-left: auto; margin-right: auto; }
}

@media (min-width: 768px) {
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:grid { display: grid; }
  .md\:inline { display: inline; }
  .md\:inline-block { display: inline-block; }
  .md\:inline-flex { display: inline-flex; }

  .md\:flex-row { flex-direction: row; }
  .md\:flex-col { flex-direction: column; }

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

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

  .md\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .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\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

  .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-full { grid-column: 1 / -1; }

  .md\:gap-4 { gap: 1rem; }
  .md\:gap-6 { gap: 1.5rem; }
  .md\:gap-8 { gap: 2rem; }

  .md\:w-auto { width: auto; }
  .md\:w-full { width: 100%; }
  .md\:w-1\/2 { width: 50%; }
  .md\:w-1\/3 { width: 33.333333%; }
  .md\:w-1\/4 { width: 25%; }

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

  .md\:p-6 { padding: 1.5rem; }
  .md\:p-8 { padding: 2rem; }
  .md\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .md\:py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }

  .md\:m-0 { margin: 0; }
  .md\:mx-auto { margin-left: auto; margin-right: auto; }

  .md\:text-lg { font-size: 1.125rem; line-height: 1.75rem; }
  .md\:text-xl { font-size: 1.25rem; line-height: 1.75rem; }
  .md\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
  .md\:text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
}

@media (min-width: 1024px) {
  .lg\:hidden { display: none; }
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:grid { display: grid; }
  .lg\:inline { display: inline; }
  .lg\:inline-block { display: inline-block; }
  .lg\:inline-flex { display: inline-flex; }

  .lg\:flex-row { flex-direction: row; }
  .lg\:flex-col { flex-direction: column; }

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

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

  .lg\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .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\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

  .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-full { grid-column: 1 / -1; }

  .lg\:gap-6 { gap: 1.5rem; }
  .lg\:gap-8 { gap: 2rem; }
  .lg\:gap-10 { gap: 2.5rem; }

  .lg\:w-auto { width: auto; }
  .lg\:w-full { width: 100%; }
  .lg\:w-1\/2 { width: 50%; }
  .lg\:w-1\/3 { width: 33.333333%; }
  .lg\:w-1\/4 { width: 25%; }
  .lg\:w-1\/5 { width: 20%; }

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

  .lg\:p-8 { padding: 2rem; }
  .lg\:p-10 { padding: 2.5rem; }
  .lg\:px-10 { padding-left: 2.5rem; padding-right: 2.5rem; }
  .lg\:py-8 { padding-top: 2rem; padding-bottom: 2rem; }

  .lg\:m-0 { margin: 0; }
  .lg\:mx-auto { margin-left: auto; margin-right: auto; }

  .lg\:text-xl { font-size: 1.25rem; line-height: 1.75rem; }
  .lg\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
  .lg\:text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
  .lg\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
}

@media (min-width: 1280px) {
  .xl\:hidden { display: none; }
  .xl\:block { display: block; }
  .xl\:flex { display: flex; }
  .xl\:grid { display: grid; }

  .xl\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

  .xl\:gap-8 { gap: 2rem; }
  .xl\:gap-10 { gap: 2.5rem; }
  .xl\:gap-12 { gap: 3rem; }

  .xl\:w-1\/4 { width: 25%; }
  .xl\:w-1\/5 { width: 20%; }
  .xl\:w-1\/6 { width: 16.666667%; }

  .xl\:p-12 { padding: 3rem; }
  .xl\:px-12 { padding-left: 3rem; padding-right: 3rem; }
}

/* ============================================
   HOVER UTILITIES
   ============================================ */

.hover\:opacity-80:hover { opacity: 0.8; }
.hover\:opacity-100:hover { opacity: 1; }

.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }

.hover\:-translate-y-1:hover { transform: translateY(-0.25rem); }
.hover\:-translate-y-2:hover { transform: translateY(-0.5rem); }

.hover\:text-primary:hover { color: var(--sys-primary); }
.hover\:text-secondary:hover { color: var(--sys-secondary); }
.hover\:text-bright:hover { color: var(--sys-text-bright); }

.hover\:bg-primary:hover { background-color: var(--sys-primary); }
.hover\:bg-surface:hover { background-color: var(--sys-surface); }
.hover\:bg-surface-elevated:hover { background-color: var(--sys-surface-elevated); }

.hover\:border-primary:hover { border-color: var(--sys-primary); }

.hover\:shadow-glow:hover {
  box-shadow: 0 0 10px rgba(var(--sys-primary-rgb), 0.3),
              0 0 20px rgba(var(--sys-primary-rgb), 0.2),
              0 0 30px rgba(var(--sys-primary-rgb), 0.1);
}

/* ============================================
   FOCUS UTILITIES
   ============================================ */

.focus\:outline-none:focus { outline: none; }
.focus\:ring:focus { box-shadow: 0 0 0 3px rgba(var(--sys-primary-rgb), 0.3); }
.focus\:ring-primary:focus { box-shadow: 0 0 0 3px rgba(var(--sys-primary-rgb), 0.3); }
.focus\:ring-secondary:focus { box-shadow: 0 0 0 3px rgba(var(--sys-secondary-rgb), 0.3); }
.focus\:border-primary:focus { border-color: var(--sys-primary); }

/* ============================================
   GROUP UTILITIES
   ============================================ */

.group:hover .group-hover\:opacity-100 { opacity: 1; }
.group:hover .group-hover\:visible { visibility: visible; }
.group:hover .group-hover\:text-primary { color: var(--sys-primary); }
.group:hover .group-hover\:scale-105 { transform: scale(1.05); }
.group:hover .group-hover\:-translate-y-1 { transform: translateY(-0.25rem); }

/* ============================================
   DARK MODE (Optional - already dark by default)
   ============================================ */

@media (prefers-color-scheme: light) {
  .light\:bg-white { background-color: #ffffff; }
  .light\:text-black { color: #000000; }
}

/* ============================================
   DIVIDE UTILITIES
   ============================================ */

.divide-y > * + * {
  border-top: 1px solid var(--sys-border);
}

.divide-x > * + * {
  border-left: 1px solid var(--sys-border);
}

.divide-y-2 > * + * {
  border-top: 2px solid var(--sys-border);
}

.divide-primary > * + * {
  border-color: var(--sys-primary);
}

.divide-dashed > * + * {
  border-style: dashed;
}

/* ============================================
   RING UTILITIES (Focus Rings)
   ============================================ */

.ring {
  box-shadow: 0 0 0 3px rgba(var(--sys-primary-rgb), 0.3);
}

.ring-2 {
  box-shadow: 0 0 0 2px rgba(var(--sys-primary-rgb), 0.3);
}

.ring-4 {
  box-shadow: 0 0 0 4px rgba(var(--sys-primary-rgb), 0.3);
}

.ring-primary {
  box-shadow: 0 0 0 3px rgba(var(--sys-primary-rgb), 0.4);
}

.ring-secondary {
  box-shadow: 0 0 0 3px rgba(var(--sys-secondary-rgb), 0.4);
}

.ring-success {
  box-shadow: 0 0 0 3px rgba(var(--sys-success-rgb), 0.4);
}

.ring-danger {
  box-shadow: 0 0 0 3px rgba(var(--sys-danger-rgb), 0.4);
}

.ring-offset-2 {
  box-shadow: 0 0 0 2px var(--sys-bg), 0 0 0 4px rgba(var(--sys-primary-rgb), 0.3);
}

/* ============================================
   ORDER UTILITIES (Flexbox)
   ============================================ */

.order-first { order: -9999; }
.order-last { order: 9999; }
.order-none { order: 0; }
.order-1 { order: 1; }
.order-2 { order: 2; }
.order-3 { order: 3; }
.order-4 { order: 4; }
.order-5 { order: 5; }

/* ============================================
   PLACE UTILITIES (Grid)
   ============================================ */

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

.place-items-center { place-items: center; }
.place-items-start { place-items: start; }
.place-items-end { place-items: end; }
.place-items-stretch { place-items: stretch; }

.place-self-center { place-self: center; }
.place-self-start { place-self: start; }
.place-self-end { place-self: end; }
.place-self-stretch { place-self: stretch; }

/* ============================================
   ISOLATION UTILITIES
   ============================================ */

.isolate { isolation: isolate; }
.isolation-auto { isolation: auto; }

/* ============================================
   SCROLL UTILITIES
   ============================================ */

.scroll-smooth { scroll-behavior: smooth; }
.scroll-auto { scroll-behavior: auto; }

.scroll-m-0 { scroll-margin: 0; }
.scroll-m-4 { scroll-margin: 1rem; }
.scroll-mt-4 { scroll-margin-top: 1rem; }
.scroll-mt-20 { scroll-margin-top: 5rem; }

.scroll-p-0 { scroll-padding: 0; }
.scroll-p-4 { scroll-padding: 1rem; }

.snap-start { scroll-snap-align: start; }
.snap-center { scroll-snap-align: center; }
.snap-end { scroll-snap-align: end; }

.snap-x { scroll-snap-type: x mandatory; }
.snap-y { scroll-snap-type: y mandatory; }
.snap-none { scroll-snap-type: none; }

/* ============================================
   TOUCH ACTION UTILITIES
   ============================================ */

.touch-auto { touch-action: auto; }
.touch-none { touch-action: none; }
.touch-pan-x { touch-action: pan-x; }
.touch-pan-y { touch-action: pan-y; }
.touch-manipulation { touch-action: manipulation; }

/* ============================================
   WILL-CHANGE UTILITIES
   ============================================ */

.will-change-auto { will-change: auto; }
.will-change-scroll { will-change: scroll-position; }
.will-change-contents { will-change: contents; }
.will-change-transform { will-change: transform; }

/* ============================================
   APPEARANCE UTILITIES
   ============================================ */

.appearance-none { appearance: none; }
.appearance-auto { appearance: auto; }

/* ============================================
   CONTENT UTILITIES
   ============================================ */

.content-none::before,
.content-none::after { content: none; }

.content-empty::before { content: ''; }

/* ============================================
   LINE CLAMP UTILITIES
   ============================================ */

.line-clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-none {
  -webkit-line-clamp: unset;
}

/* ============================================
   CARET UTILITIES
   ============================================ */

.caret-primary { caret-color: var(--sys-primary); }
.caret-secondary { caret-color: var(--sys-secondary); }
.caret-transparent { caret-color: transparent; }

/* ============================================
   ACCENT UTILITIES
   ============================================ */

.accent-primary { accent-color: var(--sys-primary); }
.accent-secondary { accent-color: var(--sys-secondary); }
.accent-auto { accent-color: auto; }

/* ============================================
   ADDITIONAL SPACING (Negative Margins)
   ============================================ */

.-m-1 { margin: -0.25rem; }
.-m-2 { margin: -0.5rem; }
.-m-4 { margin: -1rem; }

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

.-ml-1 { margin-left: -0.25rem; }
.-ml-2 { margin-left: -0.5rem; }
.-ml-4 { margin-left: -1rem; }

.-mr-1 { margin-right: -0.25rem; }
.-mr-2 { margin-right: -0.5rem; }
.-mr-4 { margin-right: -1rem; }

/* ============================================
   TABLE UTILITIES
   ============================================ */

.table-auto { table-layout: auto; }
.table-fixed { table-layout: fixed; }

.border-collapse { border-collapse: collapse; }
.border-separate { border-collapse: separate; }

.border-spacing-0 { border-spacing: 0; }
.border-spacing-1 { border-spacing: 0.25rem; }
.border-spacing-2 { border-spacing: 0.5rem; }

/* ============================================
   ADDITIONAL FLEX UTILITIES
   ============================================ */

.basis-0 { flex-basis: 0; }
.basis-auto { flex-basis: auto; }
.basis-full { flex-basis: 100%; }
.basis-1\/2 { flex-basis: 50%; }
.basis-1\/3 { flex-basis: 33.333333%; }
.basis-1\/4 { flex-basis: 25%; }

/* ============================================
   BREAK UTILITIES
   ============================================ */

.break-before-auto { break-before: auto; }
.break-before-avoid { break-before: avoid; }
.break-before-page { break-before: page; }

.break-after-auto { break-after: auto; }
.break-after-avoid { break-after: avoid; }
.break-after-page { break-after: page; }

.break-inside-auto { break-inside: auto; }
.break-inside-avoid { break-inside: avoid; }

/* ============================================
   COLUMNS UTILITIES
   ============================================ */

.columns-1 { columns: 1; }
.columns-2 { columns: 2; }
.columns-3 { columns: 3; }
.columns-4 { columns: 4; }
.columns-auto { columns: auto; }

.column-gap-4 { column-gap: 1rem; }
.column-gap-8 { column-gap: 2rem; }