/* ========================================
   UTILITY CLASSES
   ======================================== */

/* -----------------------------
   SPACING UTILITIES
----------------------------- */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-xs); }
.m-2 { margin: var(--space-sm); }
.m-3 { margin: var(--space-md); }
.m-4 { margin: var(--space-lg); }
.m-5 { margin: var(--space-xl); }
.m-6 { margin: var(--space-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }
.mt-6 { margin-top: var(--space-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }
.p-6 { padding: var(--space-2xl); }

/* -----------------------------
   TEXT UTILITIES
----------------------------- */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-4xl { font-size: var(--text-4xl); }
.text-5xl { font-size: var(--text-5xl); }
.text-6xl { font-size: var(--text-6xl); }

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

.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; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }

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

.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.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; }
.justify-around { justify-content: space-around; }

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

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

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

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

.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; }

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

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

.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-full { max-width: 100%; }

/* -----------------------------
   BORDER UTILITIES
----------------------------- */
.border { border: 1px solid rgba(255, 255, 255, 0.1); }
.border-t { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.border-r { border-right: 1px solid rgba(255, 255, 255, 0.1); }
.border-b { border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.border-l { border-left: 1px solid rgba(255, 255, 255, 0.1); }

.border-0 { border: 0; }
.border-2 { border: 2px solid rgba(255, 255, 255, 0.1); }
.border-4 { border: 4px solid rgba(255, 255, 255, 0.1); }

.rounded { border-radius: var(--border-radius-sm); }
.rounded-sm { border-radius: 4px; }
.rounded-md { border-radius: var(--border-radius); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-full { border-radius: 9999px; }

/* -----------------------------
   SHADOW UTILITIES
----------------------------- */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-md { box-shadow: var(--shadow-lg); }
.shadow-lg { box-shadow: var(--shadow-xl); }
.shadow-xl { box-shadow: var(--shadow-2xl); }
.shadow-none { box-shadow: none; }

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

/* -----------------------------
   TRANSFORM UTILITIES
----------------------------- */
.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); }

/* -----------------------------
   TRANSITION UTILITIES
----------------------------- */
.transition-none { transition: none; }
.transition-all { transition: all var(--transition-base); }
.transition-colors { transition: color var(--transition-base), background-color var(--transition-base), border-color var(--transition-base); }
.transition-opacity { transition: opacity var(--transition-base); }
.transition-transform { transition: transform var(--transition-base); }

.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); }

/* -----------------------------
   INTERACTIVITY UTILITIES
----------------------------- */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-move { cursor: move; }
.cursor-grab { cursor: grab; }
.cursor-grabbing { cursor: grabbing; }

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

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

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

/* -----------------------------
   SCROLL 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; }

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

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

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

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

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

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

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

.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

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

.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) 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);
    }
}

@keyframes ping {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* -----------------------------
   ACCESSIBILITY 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: 0;
}

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

.focus\:outline-none:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
}

.focus\:outline-white:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* -----------------------------
   PRINT UTILITIES
----------------------------- */
@media print {
    .print\:hidden { display: none !important; }
    .print\:block { display: block !important; }
    .print\:text-black { color: black !important; }
    .print\:bg-white { background-color: white !important; }
}