/* Utility classes */

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

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

/* Top, right, bottom, left */
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* Z-index */
.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; }

/* Width utilities */
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.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%; }

/* Height utilities */
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }

/* Min/Max width */
.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.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-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }

/* Min/Max height */
.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }

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

/* Text utilities */
.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; }

/* Font weight */
.font-thin { font-weight: 100; }
.font-extralight { font-weight: 200; }
.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 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; }

/* Line height */
.leading-3 { line-height: .75rem; }
.leading-4 { line-height: 1rem; }
.leading-5 { line-height: 1.25rem; }
.leading-6 { line-height: 1.5rem; }
.leading-7 { line-height: 1.75rem; }
.leading-8 { line-height: 2rem; }
.leading-9 { line-height: 2.25rem; }
.leading-10 { line-height: 2.5rem; }
.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; }

/* Background colors */
.bg-transparent { background-color: transparent; }
.bg-white { background-color: white; }
.bg-black { background-color: black; }
.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-gray-300 { background-color: var(--gray-300); }
.bg-gray-400 { background-color: var(--gray-400); }
.bg-gray-500 { background-color: var(--gray-500); }
.bg-gray-600 { background-color: var(--gray-600); }
.bg-gray-700 { background-color: var(--gray-700); }
.bg-gray-800 { background-color: var(--gray-800); }
.bg-gray-900 { background-color: var(--gray-900); }

/* Text colors */
.text-transparent { color: transparent; }
.text-white { color: white; }
.text-black { color: black; }
.text-gray-50 { color: var(--gray-50); }
.text-gray-100 { color: var(--gray-100); }
.text-gray-200 { color: var(--gray-200); }
.text-gray-300 { color: var(--gray-300); }
.text-gray-400 { color: var(--gray-400); }
.text-gray-500 { color: var(--gray-500); }
.text-gray-600 { color: var(--gray-600); }
.text-gray-700 { color: var(--gray-700); }
.text-gray-800 { color: var(--gray-800); }
.text-gray-900 { color: var(--gray-900); }

/* Border colors */
.border-transparent { border-color: transparent; }
.border-white { border-color: white; }
.border-black { border-color: black; }
.border-gray-50 { border-color: var(--gray-50); }
.border-gray-100 { border-color: var(--gray-100); }
.border-gray-200 { border-color: var(--gray-200); }
.border-gray-300 { border-color: var(--gray-300); }
.border-gray-400 { border-color: var(--gray-400); }
.border-gray-500 { border-color: var(--gray-500); }
.border-gray-600 { border-color: var(--gray-600); }
.border-gray-700 { border-color: var(--gray-700); }
.border-gray-800 { border-color: var(--gray-800); }
.border-gray-900 { border-color: var(--gray-900); }

/* Border width */
.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 radius */
.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-md); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: 9999px; }

/* Box shadow */
.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Cursor */
.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-help { cursor: help; }
.cursor-not-allowed { cursor: not-allowed; }

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

/* Pointer events */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* Resize */
.resize-none { resize: none; }
.resize-y { resize: vertical; }
.resize-x { resize: horizontal; }
.resize { resize: both; }

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

/* Object fit */
.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 position */
.object-bottom { object-position: bottom; }
.object-center { object-position: center; }
.object-left { object-position: left; }
.object-left-bottom { object-position: left bottom; }
.object-left-top { object-position: left top; }
.object-right { object-position: right; }
.object-right-bottom { object-position: right bottom; }
.object-right-top { object-position: right top; }
.object-top { object-position: top; }

/* Float */
.float-right { float: right; }
.float-left { float: left; }
.float-none { float: none; }

/* Clear */
.clear-left { clear: left; }
.clear-right { clear: right; }
.clear-both { clear: both; }
.clear-none { clear: none; }

/* Visibility */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

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

/* Focus utilities */
.focus\\:outline-none:focus { outline: none; }
.focus\\:ring:focus { box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1); }

/* Hover utilities */
.hover\\:bg-gray-50:hover { background-color: var(--gray-50); }
.hover\\:bg-gray-100:hover { background-color: var(--gray-100); }
.hover\\:text-gray-900:hover { color: var(--gray-900); }
.hover\\:text-primary-600:hover { color: var(--primary-600); }

/* Transform utilities */
.transform { transform: var(--tw-transform); }
.transform-none { transform: none; }

/* Scale */
.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 */
.rotate-0 { transform: rotate(0deg); }
.rotate-45 { transform: rotate(45deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }
.-rotate-45 { transform: rotate(-45deg); }
.-rotate-90 { transform: rotate(-90deg); }
.-rotate-180 { transform: rotate(-180deg); }

/* Translate */
.translate-x-0 { transform: translateX(0); }
.translate-y-0 { transform: translateY(0); }
.-translate-y-1 { transform: translateY(-0.25rem); }
.-translate-y-2 { transform: translateY(-0.5rem); }

/* Animation */
.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

.animate-bounce {
  animation: bounce 1s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(-25%);
    animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
  }
  50% {
    transform: translateY(0);
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
  }
}