/* 
 * Music Logger - Production CSS
 * Complete Tailwind utilities extracted from project
 */

/* ========================================
   CSS RESET & BASE
   ======================================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { line-height: 1.5; -webkit-text-size-adjust: 100%; }
body { font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
img, video { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 100%; line-height: inherit; color: inherit; }
button, [type='button'], [type='submit'] { -webkit-appearance: button; background-color: transparent; background-image: none; cursor: pointer; }
a { color: inherit; text-decoration: inherit; }
table { border-collapse: collapse; border-spacing: 0; }

/* ========================================
   LAYOUT - MAX WIDTH
   ======================================== */
.container { width: 100%; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.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; }

/* ========================================
   FLEXBOX
   ======================================== */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.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; }

/* ========================================
   GRID
   ======================================== */
.grid { display: 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-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.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; }

/* ========================================
   SPACING - PADDING
   ======================================== */
.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-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-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.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-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; }
.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pb-4 { padding-bottom: 1rem; }
.pl-4 { padding-left: 1rem; }
.pr-4 { padding-right: 1rem; }

/* ========================================
   SPACING - MARGIN
   ======================================== */
.m-0 { margin: 0; }
.m-4 { margin: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.-mx-6 { margin-left: -1.5rem; margin-right: -1.5rem; }
.my-8 { margin-top: 2rem; margin-bottom: 2rem; }
.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-12 { margin-top: 3rem; }
.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-12 { margin-bottom: 3rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-4 { margin-left: 1rem; }
.mr-2 { margin-right: 0.5rem; }

/* ========================================
   WIDTH
   ======================================== */
.w-3 { width: 0.75rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-14 { width: 3.5rem; }
.w-16 { width: 4rem; }
.w-20 { width: 5rem; }
.w-24 { width: 6rem; }
.w-32 { width: 8rem; }
.w-48 { width: 12rem; }
.w-64 { width: 16rem; }
.w-full { width: 100%; }

/* ========================================
   HEIGHT
   ======================================== */
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-16 { height: 4rem; }
.h-20 { height: 5rem; }
.h-24 { height: 6rem; }
.h-32 { height: 8rem; }
.h-48 { height: 12rem; }
.h-64 { height: 16rem; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }
.min-w-0 { min-width: 0; }
.max-h-96 { max-height: 24rem; }
.max-h-\[90vh\] { max-height: 90vh; }
.aspect-square { aspect-ratio: 1 / 1; }

/* ========================================
   TYPOGRAPHY
   ======================================== */
.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-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-mono { font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace; }
.italic { font-style: italic; }
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.whitespace-nowrap { white-space: nowrap; }
.break-words { overflow-wrap: break-word; }
.leading-tight { line-height: 1.25; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.tracking-wide { letter-spacing: 0.025em; }

/* ========================================
   TEXT COLORS
   ======================================== */
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.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-800 { color: #1f2937; }
.text-gray-900 { color: #111827; }
.text-purple-300 { color: #c4b5fd; }
.text-purple-400 { color: #a78bfa; }
.text-purple-500 { color: #a855f7; }
.text-purple-600 { color: #9333ea; }
.text-purple-700 { color: #7e22ce; }
.text-purple-800 { color: #6b21a8; }
.text-blue-500 { color: #3b82f6; }
.text-blue-600 { color: #2563eb; }
.text-blue-700 { color: #1d4ed8; }
.text-blue-800 { color: #1e40af; }
.text-green-500 { color: #22c55e; }
.text-green-600 { color: #16a34a; }
.text-green-700 { color: #15803d; }
.text-green-800 { color: #166534; }
.text-red-400 { color: #f87171; }
.text-red-500 { color: #ef4444; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.text-red-800 { color: #991b1b; }
.text-orange-500 { color: #f97316; }
.text-orange-600 { color: #ea580c; }
.text-orange-700 { color: #c2410c; }
.text-yellow-400 { color: #facc15; }
.text-yellow-500 { color: #eab308; }
.text-yellow-600 { color: #ca8a04; }
.text-yellow-700 { color: #a16207; }
.text-pink-500 { color: #ec4899; }
.text-pink-600 { color: #db2777; }
.text-pink-700 { color: #be185d; }
.text-indigo-600 { color: #4f46e5; }
.text-teal-600 { color: #0d9488; }

/* ========================================
   BACKGROUND COLORS
   ======================================== */
.bg-transparent { background-color: transparent; }
.bg-white { background-color: #ffffff; }
.bg-black { background-color: #000000; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-gray-300 { background-color: #d1d5db; }
.bg-gray-400 { background-color: #9ca3af; }
.bg-gray-500 { background-color: #6b7280; }
.bg-gray-600 { background-color: #4b5563; }
.bg-gray-700 { background-color: #374151; }
.bg-gray-800 { background-color: #1f2937; }
.bg-gray-900 { background-color: #111827; }
.bg-purple-50 { background-color: #faf5ff; }
.bg-purple-100 { background-color: #f3e8ff; }
.bg-purple-200 { background-color: #e9d5ff; }
.bg-purple-300 { background-color: #d8b4fe; }
.bg-purple-400 { background-color: #c084fc; }
.bg-purple-500 { background-color: #a855f7; }
.bg-purple-600 { background-color: #9333ea; }
.bg-purple-700 { background-color: #7e22ce; }
.bg-purple-800 { background-color: #6b21a8; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-200 { background-color: #bfdbfe; }
.bg-blue-500 { background-color: #3b82f6; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }
.bg-green-50 { background-color: #f0fdf4; }
.bg-green-100 { background-color: #dcfce7; }
.bg-green-200 { background-color: #bbf7d0; }
.bg-green-500 { background-color: #22c55e; }
.bg-green-600 { background-color: #16a34a; }
.bg-green-700 { background-color: #15803d; }
.bg-red-50 { background-color: #fef2f2; }
.bg-red-100 { background-color: #fee2e2; }
.bg-red-200 { background-color: #fecaca; }
.bg-red-500 { background-color: #ef4444; }
.bg-red-600 { background-color: #dc2626; }
.bg-red-700 { background-color: #b91c1c; }
.bg-orange-50 { background-color: #fff7ed; }
.bg-orange-100 { background-color: #ffedd5; }
.bg-orange-200 { background-color: #fed7aa; }
.bg-orange-500 { background-color: #f97316; }
.bg-orange-600 { background-color: #ea580c; }
.bg-yellow-50 { background-color: #fefce8; }
.bg-yellow-100 { background-color: #fef9c3; }
.bg-yellow-200 { background-color: #fef08a; }
.bg-yellow-500 { background-color: #eab308; }
.bg-pink-50 { background-color: #fdf2f8; }
.bg-pink-100 { background-color: #fce7f3; }
.bg-pink-400 { background-color: #f472b6; }
.bg-pink-500 { background-color: #ec4899; }
.bg-indigo-100 { background-color: #e0e7ff; }
.bg-indigo-200 { background-color: #c7d2fe; }
.bg-indigo-500 { background-color: #6366f1; }
.bg-teal-100 { background-color: #ccfbf1; }
.bg-teal-200 { background-color: #99f6e4; }
.bg-teal-500 { background-color: #14b8a6; }
.bg-opacity-50 { --tw-bg-opacity: 0.5; }
.bg-opacity-60 { --tw-bg-opacity: 0.6; }
.bg-opacity-75 { --tw-bg-opacity: 0.75; }

/* ========================================
   GRADIENTS
   ======================================== */


/* ========================================
   BORDERS
   ======================================== */
.border { border-width: 1px; }
.border-0 { border-width: 0; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-b { border-bottom-width: 1px; }
.border-b-2 { border-bottom-width: 2px; }
.border-t { border-top-width: 1px; }
.border-t-2 { border-top-width: 2px; }
.border-l { border-left-width: 1px; }
.border-l-2 { border-left-width: 2px; }
.border-l-4 { border-left-width: 4px; }
.border-r { border-right-width: 1px; }
.border-r-0 { border-right-width: 0; }
.border-transparent { border-color: transparent; }
.border-gray-100 { border-color: #f3f4f6; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-gray-400 { border-color: #9ca3af; }
.border-gray-500 { border-color: #6b7280; }
.border-gray-700 { border-color: #374151; }
.border-purple-200 { border-color: #e9d5ff; }
.border-purple-300 { border-color: #d8b4fe; }
.border-purple-400 { border-color: #c084fc; }
.border-purple-500 { border-color: #a855f7; }
.border-purple-600 { border-color: #9333ea; }
.border-blue-200 { border-color: #bfdbfe; }
.border-blue-500 { border-color: #3b82f6; }
.border-green-200 { border-color: #bbf7d0; }
.border-green-500 { border-color: #22c55e; }
.border-red-200 { border-color: #fecaca; }
.border-red-500 { border-color: #ef4444; }
.border-red-600 { border-color: #dc2626; }
.border-yellow-200 { border-color: #fef08a; }
.border-orange-200 { border-color: #fed7aa; }

/* ========================================
   BORDER RADIUS
   ======================================== */
.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: 0.125rem; }
.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-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }
.rounded-l-lg { border-top-left-radius: 0.5rem; border-bottom-left-radius: 0.5rem; }
.rounded-r-lg { border-top-right-radius: 0.5rem; border-bottom-right-radius: 0.5rem; }
.rounded-t-lg { border-top-left-radius: 0.5rem; border-top-right-radius: 0.5rem; }
.rounded-b-lg { border-bottom-left-radius: 0.5rem; border-bottom-right-radius: 0.5rem; }

/* ========================================
   SHADOWS
   ======================================== */
.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-none { box-shadow: none; }

/* ========================================
   OPACITY
   ======================================== */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-90 { opacity: 0.9; }
.opacity-100 { opacity: 1; }

/* ========================================
   POSITIONING
   ======================================== */
.static { position: static; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.inset-x-0 { left: 0; right: 0; }
.inset-y-0 { top: 0; bottom: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-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; }

/* ========================================
   DISPLAY & VISIBILITY
   ======================================== */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* ========================================
   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; }

/* ========================================
   OBJECT FIT
   ======================================== */
.object-contain { object-fit: contain; }
.object-cover { object-fit: cover; }
.object-fill { object-fit: fill; }
.object-center { object-position: center; }

/* ========================================
   TRANSITIONS & ANIMATIONS
   ======================================== */
.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-all { transition-property: all; 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-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.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); }
.animate-spin { animation: spin 1s linear infinite; }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }

/* ========================================
   TRANSFORMS
   ======================================== */
.transform { transform: var(--tw-transform); }
.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.rotate-45 { transform: rotate(45deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }
.-rotate-45 { transform: rotate(-45deg); }
.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); }

/* ========================================
   CURSOR
   ======================================== */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-not-allowed { cursor: not-allowed; }

/* ========================================
   USER SELECT & RESIZE
   ======================================== */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.resize-none { resize: none; }
.resize { resize: both; }
.resize-y { resize: vertical; }
.resize-x { resize: horizontal; }

/* ========================================
   SPACE BETWEEN (Children)
   ======================================== */
.space-x-1 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.25rem; }
.space-x-2 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.5rem; }
.space-x-3 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.75rem; }
.space-x-4 > :not([hidden]) ~ :not([hidden]) { margin-left: 1rem; }
.space-y-1 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.25rem; }
.space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem; }
.space-y-3 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.75rem; }
.space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem; }
.space-y-5 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.25rem; }
.space-y-6 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.5rem; }
.space-y-8 > :not([hidden]) ~ :not([hidden]) { margin-top: 2rem; }

/* ========================================
   DIVIDE (Between children)
   ======================================== */
.divide-y > :not([hidden]) ~ :not([hidden]) { border-top-width: 1px; }
.divide-x > :not([hidden]) ~ :not([hidden]) { border-left-width: 1px; }
.divide-gray-200 > :not([hidden]) ~ :not([hidden]) { border-color: #e5e7eb; }
.divide-gray-300 > :not([hidden]) ~ :not([hidden]) { border-color: #d1d5db; }

/* ========================================
   HOVER STATES
   ======================================== */
.hover\:bg-gray-50:hover { background-color: #f9fafb; }
.hover\:bg-gray-100:hover { background-color: #f3f4f6; }
.hover\:bg-gray-200:hover { background-color: #e5e7eb; }
.hover\:bg-gray-300:hover { background-color: #d1d5db; }
.hover\:bg-purple-50:hover { background-color: #faf5ff; }
.hover\:bg-purple-100:hover { background-color: #f3e8ff; }
.hover\:bg-purple-700:hover { background-color: #7e22ce; }
.hover\:bg-purple-800:hover { background-color: #6b21a8; }
.hover\:bg-blue-100:hover { background-color: #dbeafe; }
.hover\:bg-blue-700:hover { background-color: #1d4ed8; }
.hover\:bg-green-100:hover { background-color: #dcfce7; }
.hover\:bg-green-200:hover { background-color: #bbf7d0; }
.hover\:bg-green-700:hover { background-color: #15803d; }
.hover\:bg-red-100:hover { background-color: #fee2e2; }
.hover\:bg-red-200:hover { background-color: #fecaca; }
.hover\:bg-red-700:hover { background-color: #b91c1c; }
.hover\:bg-yellow-100:hover { background-color: #fef9c3; }
.hover\:bg-yellow-200:hover { background-color: #fef08a; }
.hover\:bg-orange-100:hover { background-color: #ffedd5; }
.hover\:text-gray-600:hover { color: #4b5563; }
.hover\:text-gray-700:hover { color: #374151; }
.hover\:text-gray-800:hover { color: #1f2937; }
.hover\:text-gray-900:hover { color: #111827; }
.hover\:text-purple-500:hover { color: #a855f7; }
.hover\:text-purple-600:hover { color: #9333ea; }
.hover\:text-purple-700:hover { color: #7e22ce; }
.hover\:text-purple-800:hover { color: #6b21a8; }
.hover\:text-blue-600:hover { color: #2563eb; }
.hover\:text-blue-700:hover { color: #1d4ed8; }
.hover\:text-blue-800:hover { color: #1e40af; }
.hover\:text-green-600:hover { color: #16a34a; }
.hover\:text-red-600:hover { color: #dc2626; }
.hover\:text-red-800:hover { color: #991b1b; }
.hover\:text-orange-700:hover { color: #c2410c; }
.hover\:text-orange-800:hover { color: #9a3412; }
.hover\:text-pink-700:hover { color: #be185d; }
.hover\:underline:hover { text-decoration-line: underline; }
.hover\:no-underline:hover { text-decoration-line: none; }
.hover\:shadow-lg:hover { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1); }
.hover\:shadow-xl:hover { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1); }
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:opacity-80:hover { opacity: 0.8; }
.hover\:opacity-90:hover { opacity: 0.9; }

/* ========================================
   FOCUS STATES
   ======================================== */
.focus\:outline-none:focus { outline: 2px solid transparent; outline-offset: 2px; }
.focus\:ring-0:focus { box-shadow: none; }
.focus\:ring-1:focus { box-shadow: 0 0 0 1px; }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px; }
.focus\:ring-purple-500:focus { --tw-ring-color: #a855f7; }
.focus\:ring-purple-600:focus { --tw-ring-color: #9333ea; }
.focus\:border-purple-500:focus { border-color: #a855f7; }
.focus\:border-purple-600:focus { border-color: #9333ea; }
.focus\:border-red-500:focus { border-color: #ef4444; }
.focus\:border-red-600:focus { border-color: #dc2626; }
.focus\:border-blue-500:focus { border-color: #3b82f6; }
.focus\:bg-gray-100:focus { background-color: #f3f4f6; }

/* ========================================
   ACTIVE STATES
   ======================================== */
.active\:bg-gray-200:active { background-color: #e5e7eb; }
.active\:bg-purple-800:active { background-color: #6b21a8; }
.active\:scale-95:active { transform: scale(0.95); }

/* ========================================
   GROUP HOVER
   ======================================== */
.group:hover .group-hover\:visible { visibility: visible; }
.group:hover .group-hover\:opacity-100 { opacity: 1; }
.group:hover .group-hover\:scale-105 { transform: scale(1.05); }
.group:hover .group-hover\:shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1); }
.group { position: relative; }

/* ========================================
   DISABLED STATES
   ======================================== */
.disabled\:opacity-50:disabled { opacity: 0.5; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }
.disabled\:bg-gray-100:disabled { background-color: #f3f4f6; }

/* ========================================
   PLACEHOLDER
   ======================================== */
.placeholder-gray-400::placeholder { color: #9ca3af; }
.placeholder-gray-500::placeholder { color: #6b7280; }

/* ========================================
   RESPONSIVE - SMALL (640px+)
   ======================================== */
@media (min-width: 640px) {
    .sm\:flex { display: flex; }
    .sm\:hidden { display: none; }
    .sm\:block { display: block; }
    .sm\:inline-block { display: inline-block; }
    .sm\:flex-row { flex-direction: row; }
    .sm\:items-center { align-items: center; }
    .sm\:justify-between { justify-content: space-between; }
    .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\:p-6 { padding: 1.5rem; }
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .sm\:text-sm { font-size: 0.875rem; line-height: 1.25rem; }
    .sm\:text-base { font-size: 1rem; line-height: 1.5rem; }
    .sm\:w-auto { width: auto; }
    .sm\:max-w-md { max-width: 28rem; }
}

/* ========================================
   RESPONSIVE - MEDIUM (768px+)
   ======================================== */
@media (min-width: 768px) {
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
    .md\:block { display: block; }
    .md\:inline-block { display: inline-block; }
    .md\:flex-row { flex-direction: row; }
    .md\:items-center { align-items: center; }
    .md\:justify-between { justify-content: space-between; }
    .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-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
    .md\:col-span-2 { grid-column: span 2 / span 2; }
    .md\:gap-4 { gap: 1rem; }
    .md\:gap-6 { gap: 1.5rem; }
    .md\:gap-8 { gap: 2rem; }
    .md\:p-6 { padding: 1.5rem; }
    .md\:p-8 { padding: 2rem; }
    .md\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .md\:px-8 { padding-left: 2rem; padding-right: 2rem; }
    .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; }
    .md\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
    .md\:text-5xl { font-size: 3rem; line-height: 1; }
    .md\:w-48 { width: 12rem; }
    .md\:w-64 { width: 16rem; }
    .md\:h-48 { height: 12rem; }
    .md\:h-64 { height: 16rem; }
    .md\:max-w-md { max-width: 28rem; }
    .md\:max-w-lg { max-width: 32rem; }
    .md\:max-w-xl { max-width: 36rem; }
    .md\:-mx-12 { margin-left: -3rem; margin-right: -3rem; }
    .md\:space-y-0 > :not([hidden]) ~ :not([hidden]) { margin-top: 0; }
}

/* ========================================
   RESPONSIVE - LARGE (1024px+)
   ======================================== */
@media (min-width: 1024px) {
    .lg\:flex { display: flex; }
    .lg\:hidden { display: none; }
    .lg\:block { display: block; }
    .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\:col-span-2 { grid-column: span 2 / span 2; }
    .lg\:col-span-4 { grid-column: span 4 / span 4; }
    .lg\:gap-6 { gap: 1.5rem; }
    .lg\:gap-8 { gap: 2rem; }
    .lg\:p-8 { padding: 2rem; }
    .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
    .lg\:text-xl { font-size: 1.25rem; line-height: 1.75rem; }
    .lg\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
    .lg\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
    .lg\:text-5xl { font-size: 3rem; line-height: 1; }
    .lg\:text-6xl { font-size: 3.75rem; line-height: 1; }
    .lg\:max-w-xl { max-width: 36rem; }
    .lg\:max-w-2xl { max-width: 42rem; }
    .lg\:-mx-24 { margin-left: -6rem; margin-right: -6rem; }
}

/* ========================================
   RESPONSIVE - XL (1280px+)
   ======================================== */
@media (min-width: 1280px) {
    .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\:gap-8 { gap: 2rem; }
    .xl\:p-10 { padding: 2.5rem; }
    .xl\:text-6xl { font-size: 3.75rem; line-height: 1; }
}

/* ========================================
   FORMS
   ======================================== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="url"],
input[type="date"],
input[type="search"],
input[type="tel"],
select,
textarea {
    appearance: none;
    background-color: #fff;
    border: 1px solid #d1d5db;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5rem;
    border-radius: 0.375rem;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #9333ea;
    box-shadow: 0 0 0 1px #9333ea;
}

input:disabled,
select:disabled,
textarea:disabled {
    background-color: #f3f4f6;
    cursor: not-allowed;
}

/* Checkbox and Radio */
input[type="checkbox"],
input[type="radio"] {
    appearance: none;
    width: 1rem;
    height: 1rem;
    border: 1px solid #d1d5db;
    background-color: #fff;
    cursor: pointer;
}

input[type="checkbox"] {
    border-radius: 0.25rem;
}

input[type="radio"] {
    border-radius: 50%;
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
    background-color: #9333ea;
    border-color: #9333ea;
}

/* ========================================
   TABLES
   ======================================== */
table { width: 100%; border-collapse: collapse; }
th { font-weight: 600; text-align: left; }
th, td { padding: 0.75rem 1rem; }
tbody tr { border-bottom: 1px solid #e5e7eb; }
tbody tr:hover { background-color: #f9fafb; }

/* ========================================
   PROSE (for content)
   ======================================== */
.prose { max-width: 65ch; color: #374151; }
.prose p { margin-top: 1.25em; margin-bottom: 1.25em; }
.prose h1 { font-size: 2.25em; margin-top: 0; margin-bottom: 0.889em; font-weight: 800; }
.prose h2 { font-size: 1.5em; margin-top: 2em; margin-bottom: 1em; font-weight: 700; }
.prose h3 { font-size: 1.25em; margin-top: 1.6em; margin-bottom: 0.6em; font-weight: 600; }
.prose a { color: #9333ea; text-decoration: underline; }
.prose ul { list-style-type: disc; margin-top: 1.25em; margin-bottom: 1.25em; padding-left: 1.625em; }
.prose ol { list-style-type: decimal; margin-top: 1.25em; margin-bottom: 1.25em; padding-left: 1.625em; }
.prose li { margin-top: 0.5em; margin-bottom: 0.5em; }
.prose-lg { font-size: 1.125rem; line-height: 1.778; }

/* ========================================
   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-width: 0;
}