/* UPX GUI - 精简版 Tailwind CSS */
/* 仅包含项目中实际使用的类，优化加载性能 */

/* Reset & Base */
*, ::before, ::after {
    box-sizing: border-box;
    border-width: 0;
    border-style: solid;
    border-color: #e5e7eb;
}

/* Layout */
.h-screen { height: 100vh; }
.h-10 { height: 2.5rem; }
.h-9 { height: 2.25rem; }
.h-4 { height: 1rem; }
.h-2 { height: 0.5rem; }
.h-full { height: 100%; }
.h-\[calc\(100vh-2\.5rem\)\] { height: calc(100vh - 2.5rem); }

.w-full { width: 100%; }
.w-16 { width: 4rem; }
.w-9 { width: 2.25rem; }
.w-4 { width: 1rem; }
.w-2 { width: 0.5rem; }

.min-h-0 { min-height: 0; }
.min-w-0 { min-width: 0; }
.max-w-\[700px\] { max-width: 700px; }

/* Flexbox */
.flex { display: flex; }
.flex-1 { flex: 1 1 0%; }
.flex-col { flex-direction: column; }
.flex-shrink-0 { flex-shrink: 0; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }

/* Grid */
.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.col-span-2 { grid-column: span 2 / span 2; }

/* Spacing */
.gap-3 { gap: 0.75rem; }
.gap-6 { gap: 1.5rem; }
.space-x-1 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.25rem; }
.space-x-2\.5 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.625rem; }
.space-x-3 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.75rem; }
.space-y-5 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.25rem; }

.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }

.m-0 { margin: 0; }
.mx-4 { margin-left: 1rem; margin-right: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-0\.5 { margin-top: 0.125rem; }
.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; }
.mt-6 { margin-top: 1.5rem; }
.pt-5 { padding-top: 1.25rem; }

/* Position */
.relative { position: relative; }
.fixed { position: fixed; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.z-50 { z-index: 50; }

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

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

/* Colors - Background */
.bg-transparent { background-color: transparent; }
.bg-white { background-color: rgb(255 255 255); }
.bg-gray-50 { background-color: rgb(249 250 251); }
.bg-gray-100 { background-color: rgb(243 244 246); }
.bg-gray-200 { background-color: rgb(229 231 235); }
.bg-gray-900 { background-color: rgb(17 24 39); }
.bg-blue-50 { background-color: rgb(239 246 255); }
.bg-blue-500 { background-color: rgb(59 130 246); }
.bg-red-50 { background-color: rgb(254 242 242); }
.bg-black { background-color: rgb(0 0 0); }

.bg-opacity-50 { --tw-bg-opacity: 0.5; }
.bg-opacity-50 { background-color: rgb(0 0 0 / var(--tw-bg-opacity)); }

/* Colors - Text */
.text-gray-400 { color: rgb(156 163 175); }
.text-gray-500 { color: rgb(107 114 128); }
.text-gray-600 { color: rgb(75 85 99); }
.text-gray-700 { color: rgb(55 65 81); }
.text-gray-800 { color: rgb(31 41 55); }
.text-blue-600 { color: rgb(37 99 235); }
.text-blue-700 { color: rgb(29 78 216); }
.text-green-400 { color: rgb(74 222 128); }
.text-green-600 { color: rgb(22 163 74); }
.text-green-700 { color: rgb(21 128 61); }
.text-white { color: rgb(255 255 255); }

/* Colors - Border */
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-gray-200 { border-color: rgb(229 231 235); }
.border-gray-300 { border-color: rgb(209 213 219); }
.border-blue-300 { border-color: rgb(147 197 253); }
.border-blue-500 { border-color: rgb(59 130 246); }
.border-green-500 { border-color: rgb(34 197 94); }

/* Border Radius */
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }

/* Shadow */
.shadow-md { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25); }

/* 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; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

/* Appearance */
.appearance-none { appearance: none; }

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Select */
.select-none { user-select: none; }

/* Transform */
.transform { transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y)); }
.hover\:-translate-y-1:hover { --tw-translate-y: -0.25rem; transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y)); }

/* Transition */
.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; }
.duration-200 { transition-duration: 200ms; }

/* Gradient */
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-gradient-stops)); }
.from-blue-50 { --tw-gradient-from: #eff6ff; --tw-gradient-to: rgb(239 246 255 / 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.from-blue-100 { --tw-gradient-from: #dbeafe; --tw-gradient-to: rgb(219 234 254 / 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.from-green-50 { --tw-gradient-from: #f0fdf4; --tw-gradient-to: rgb(240 253 244 / 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.from-green-100 { --tw-gradient-from: #dcfce7; --tw-gradient-to: rgb(220 252 231 / 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.to-blue-100 { --tw-gradient-to: #dbeafe; }
.to-blue-200 { --tw-gradient-to: #bfdbfe; }
.to-green-100 { --tw-gradient-to: #dcfce7; }
.to-green-200 { --tw-gradient-to: #bbf7d0; }

/* Hover States - Background */
.hover\:bg-gray-100:hover { 
    background-color: rgb(243 244 246) !important; 
}
.hover\:bg-red-50:hover { 
    background-color: rgb(254 242 242) !important; 
}
.hover\:bg-blue-50:hover { 
    background-color: rgb(239 246 255) !important; 
}
.hover\:bg-blue-600:hover { 
    background-color: rgb(37 99 235) !important; 
}

/* Hover States - Border */
.hover\:border-blue-300:hover { 
    border-color: rgb(147 197 253) !important; 
}

/* Hover States - Text */
.hover\:text-blue-600:hover { 
    color: rgb(37 99 235) !important; 
}
.hover\:text-red-600:hover { 
    color: rgb(220 38 38) !important; 
}

/* Hover States - Shadow */
.hover\:shadow-xl:hover { 
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1) !important; 
}
.hover\:shadow-lg:hover { 
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1) !important; 
}

/* Hover States - Gradient */
.hover\:from-blue-100:hover { 
    --tw-gradient-from: #dbeafe !important; 
    --tw-gradient-to: rgb(219 234 254 / 0) !important; 
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to) !important; 
}
.hover\:from-green-100:hover { 
    --tw-gradient-from: #dcfce7 !important; 
    --tw-gradient-to: rgb(220 252 231 / 0) !important; 
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to) !important; 
}
.hover\:to-blue-200:hover { 
    --tw-gradient-to: #bfdbfe !important; 
}
.hover\:to-green-200:hover { 
    --tw-gradient-to: #bbf7d0 !important; 
}

/* Active States */
.active\:bg-blue-700:active { background-color: rgb(29 78 216); }

/* Focus States */
.focus\:ring-2:focus { --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color); --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color); box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow, 0 0 #0000); }
.focus\:ring-blue-500:focus { --tw-ring-color: rgb(59 130 246); }

/* Group Hover */
.group:hover .group-hover\:text-red-600 { color: rgb(220 38 38); }

/* Drop Zone */
.drop-zone { transition: all 0.3s ease; position: relative; }