/* CTOBlue - Optimized CSS */

/* Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased}
body{font-family:'Inter',sans-serif;font-size:18px;line-height:1.6;color:#4b5563}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* Layout */
.container{max-width:80rem;margin:0 auto;padding:0 1.5rem}
.container-sm{max-width:64rem;margin:0 auto;padding:0 1.5rem}
.flex{display:flex}
.flex-col{flex-direction:column}
.items-center{align-items:center}
.items-start{align-items:flex-start}
.justify-between{justify-content:space-between}
.justify-center{justify-content:center}
.justify-around{justify-content:space-around}
.gap-2{gap:0.5rem}
.gap-3{gap:0.75rem}
.gap-4{gap:1rem}
.gap-6{gap:1.5rem}
.gap-8{gap:2rem}
.gap-12{gap:3rem}
.grid{display:grid}
.grid-cols-2{grid-template-columns:repeat(2,1fr)}
.grid-cols-3{grid-template-columns:repeat(3,1fr)}
.hidden{display:none}
.block{display:block}
.inline-block{display:inline-block}
.inline-flex{display:inline-flex}

/* Spacing */
.p-6{padding:1.5rem}
.p-8{padding:2rem}
.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-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-12{padding-top:3rem;padding-bottom:3rem}
.py-20{padding-top:5rem;padding-bottom:5rem}
.pt-8{padding-top:2rem}
.pt-32{padding-top:8rem}
.pb-4{padding-bottom:1rem}
.pb-6{padding-bottom:1.5rem}
.pb-20{padding-bottom:5rem}
.pr-8{padding-right:2rem}
.pl-8{padding-left:2rem}
.m-0{margin:0}
.mb-2{margin-bottom:0.5rem}
.mb-3{margin-bottom:0.75rem}
.mb-4{margin-bottom:1rem}
.mb-6{margin-bottom:1.5rem}
.mb-8{margin-bottom:2rem}
.mb-10{margin-bottom:2.5rem}
.mb-12{margin-bottom:3rem}
.mb-16{margin-bottom:4rem}
.mt-4{margin-top:1rem}
.mt-8{margin-top:2rem}
.mt-12{margin-top:3rem}
.mt-16{margin-top:4rem}
.mx-auto{margin-left:auto;margin-right:auto}
.space-y-2>*+*{margin-top:0.5rem}
.space-y-3>*+*{margin-top:0.75rem}
.space-y-4>*+*{margin-top:1rem}
.space-y-6>*+*{margin-top:1.5rem}
.space-x-8>*+*{margin-left:2rem}

/* Typography */
.text-sm{font-size:0.875rem}
.text-base{font-size:1rem}
.text-lg{font-size:1.125rem}
.text-xl{font-size:1.25rem}
.text-2xl{font-size:1.5rem}
.text-4xl{font-size:2.25rem}
.text-5xl{font-size:3rem}
.text-6xl{font-size:3.75rem}
.text-7xl{font-size:4.5rem}
.font-medium{font-weight:500}
.font-semibold{font-weight:600}
.font-bold{font-weight:700}
.text-center{text-align:center}
.text-left{text-align:left}
.leading-tight{line-height:1.25}
.leading-relaxed{line-height:1.625}

/* Colors */
.text-white{color:#fff}
.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-blue-600{color:#2563eb}
.text-blue-700{color:#1d4ed8}
.text-blue-900{color:#1e3a8a}
.text-cyan-700{color:#0e7490}
.text-indigo-700{color:#4338ca}
.text-sky-700{color:#0369a1}
.bg-white{background-color:#fff}
.bg-gray-50{background-color:#f9fafb}
.bg-gray-200{background-color:#e5e7eb}
.bg-gray-800{background-color:#1f2937}
.bg-gray-900{background-color:#111827}
.bg-blue-50{background-color:#eff6ff}
.bg-blue-100{background-color:#dbeafe}
.bg-blue-600{background-color:#2563eb}
.bg-yellow-400{background-color:#facc15}

/* Gradients */
.gradient-text{background:linear-gradient(135deg,#2563eb 0%,#0ea5e9 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gradient-bg{background:linear-gradient(135deg,#2563eb 0%,#0ea5e9 100%)}

/* Borders */
.border{border-width:1px;border-style:solid}
.border-2{border-width:2px;border-style:solid}
.border-t{border-top-width:1px;border-style:solid}
.border-t-2{border-top-width:2px;border-top-style:solid}
.border-gray-100{border-color:#f3f4f6}
.border-gray-200{border-color:#e5e7eb}
.border-blue-100{border-color:#dbeafe}
.border-blue-500{border-color:#3b82f6}
.rounded{border-radius:0.25rem}
.rounded-lg{border-radius:0.5rem}
.rounded-2xl{border-radius:1rem}
.rounded-full{border-radius:9999px}

/* Effects */
.shadow-sm{box-shadow:0 1px 2px 0 rgb(0 0 0/0.05)}
.shadow-md{box-shadow:0 4px 6px -1px rgb(0 0 0/0.1)}
.shadow-lg{box-shadow:0 10px 15px -3px rgb(0 0 0/0.1)}
.shadow-xl{box-shadow:0 20px 25px -5px rgb(0 0 0/0.1)}
.opacity-30{opacity:0.3}
.opacity-40{opacity:0.4}
.opacity-60{opacity:0.6}
.opacity-80{opacity:0.8}
.opacity-90{opacity:0.9}

/* Position */
.fixed{position:fixed}
.relative{position:relative}
.absolute{position:absolute}
.top-0{top:0}
.-top-4{top:-1rem}
.left-1\/2{left:50%}
.inset-0{top:0;right:0;bottom:0;left:0}
.z-50{z-index:50}

/* Transform */
.transform{transform:translateX(var(--tw-translate-x,0)) translateY(var(--tw-translate-y,0)) rotate(var(--tw-rotate,0)) skewX(var(--tw-skew-x,0)) skewY(var(--tw-skew-y,0)) scaleX(var(--tw-scale-x,1)) scaleY(var(--tw-scale-y,1))}
.-translate-x-1\/2{--tw-translate-x:-50%}

/* Sizing */
.w-full{width:100%}
.w-6{width:1.5rem}
.w-10{width:2.5rem}
.w-12{width:3rem}
.w-16{width:4rem}
.w-20{width:5rem}
.w-px{width:1px}
.h-6{height:1.5rem}
.h-10{height:2.5rem}
.h-12{height:3rem}
.h-16{height:4rem}
.h-20{height:5rem}
.h-48{height:12rem}
.h-full{height:100%}
.max-w-3xl{max-width:48rem}
.max-w-4xl{max-width:56rem}
.max-w-6xl{max-width:72rem}
.max-w-7xl{max-width:80rem}
.max-w-none{max-width:none}

/* Transitions */
.transition{transition-property:all;transition-timing-function:cubic-bezier(0.4,0,0.2,1);transition-duration:150ms}
.hover\:opacity-80:hover{opacity:0.8}
.hover\:opacity-90:hover{opacity:0.9}
.hover\:bg-gray-50:hover{background-color:#f9fafb}
.hover\:bg-gray-100:hover{background-color:#f3f4f6}
.hover\:bg-blue-600:hover{background-color:#2563eb}
.hover\:text-white:hover{color:#fff}
.hover\:text-blue-600:hover{color:#2563eb}
.hover\:border-blue-500:hover{border-color:#3b82f6}
.hover\:underline:hover{text-decoration:underline}

/* Overflow */
.overflow-hidden{overflow:hidden}

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

/* Mobile responsiveness */
@media(min-width:768px){
.md\:text-5xl{font-size:3rem}
.md\:text-6xl{font-size:3.75rem}
.md\:text-7xl{font-size:4.5rem}
.md\:grid-cols-2{grid-template-columns:repeat(2,1fr)}
.md\:grid-cols-3{grid-template-columns:repeat(3,1fr)}
.md\:flex{display:flex}
.md\:hidden{display:none}
}
@media(min-width:1024px){
.lg\:grid-cols-3{grid-template-columns:repeat(3,1fr)}
}

/* Card hover effect */
.card-hover{transition:all 0.3s ease}
.card-hover:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,0.1)}