/* Offline Tailwind CSS Replacement */
:root {
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;

    --blue-50: #eff6ff;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;

    --green-50: #f0fdf4;
    --green-500: #22c55e;
    --green-600: #16a34a;

    --red-50: #fef2f2;
    --red-500: #ef4444;
    --red-600: #dc2626;

    --amber-500: #f59e0b;
    --amber-600: #d97706;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--slate-50);
    color: var(--slate-900);
}

/* Layout */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.flex-1 {
    flex: 1 1 0%;
}

.flex-shrink-0 {
    flex-shrink: 0;
}

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.hidden {
    display: none;
}

.block {
    display: block;
}

@media (min-width: 768px) {
    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .md\:flex-row {
        flex-direction: row;
    }
}

/* Spacing */
.p-2 {
    padding: 0.5rem;
}

.p-4 {
    padding: 1rem;
}

.p-6 {
    padding: 1.5rem;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.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;
}

.px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
}

.m-0 {
    margin: 0;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mt-1 {
    margin-top: 0.25rem;
}

.mr-2 {
    margin-right: 0.5rem;
}

.mr-3 {
    margin-right: 0.75rem;
}

.ml-4 {
    margin-left: 1rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-6 {
    gap: 1.5rem;
}

.space-x-2> :not([hidden])~ :not([hidden]) {
    --tw-space-x-reverse: 0;
    margin-right: calc(0.5rem * var(--tw-space-x-reverse));
    margin-left: calc(0.5rem * (1 - var(--tw-space-x-reverse)));
}

.space-y-2> :not([hidden])~ :not([hidden]) {
    --tw-space-y-reverse: 0;
    margin-top: calc(0.5rem * (1 - var(--tw-space-y-reverse)));
    margin-bottom: calc(0.5rem * var(--tw-space-y-reverse));
}

/* Sizing */
.w-full {
    width: 100%;
}

.h-screen {
    height: 100vh;
}

.w-64 {
    width: 16rem;
}

.h-16 {
    height: 4rem;
}

.w-4 {
    width: 1rem;
}

.h-4 {
    height: 1rem;
}

.w-5 {
    width: 1.25rem;
}

.h-5 {
    height: 1.25rem;
}

.w-6 {
    width: 1.5rem;
}

.h-6 {
    height: 1.5rem;
}

.w-8 {
    width: 2rem;
}

.h-8 {
    height: 2rem;
}

.w-10 {
    width: 2.5rem;
}

.h-10 {
    height: 2.5rem;
}

/* Typography */
.text-xs {
    font-size: 0.75rem;
    line-height: 1rem;
}

.text-sm {
    font-size: 0.875rem;
    line-height: 1.25rem;
}

.text-lg {
    font-size: 1.125rem;
    line-height: 1.75rem;
}

.text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
}

.text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

.font-bold {
    font-weight: 700;
}

.font-medium {
    font-weight: 500;
}

.uppercase {
    text-transform: uppercase;
}

.tracking-wider {
    letter-spacing: 0.05em;
}

/* Colors - Text */
.text-white {
    color: #fff;
}

.text-slate-300 {
    color: var(--slate-300);
}

.text-slate-400 {
    color: var(--slate-400);
}

.text-slate-500 {
    color: var(--slate-500);
}

.text-slate-600 {
    color: var(--slate-600);
}

.text-slate-800 {
    color: var(--slate-800);
}

.text-slate-900 {
    color: var(--slate-900);
}

.text-blue-500 {
    color: var(--blue-500);
}

.text-blue-600 {
    color: var(--blue-600);
}

.text-green-500 {
    color: var(--green-500);
}

.text-green-600 {
    color: var(--green-600);
}

.text-red-600 {
    color: var(--red-600);
}

/* Colors - Bg */
.bg-white {
    background-color: #fff;
}

.bg-gray-50 {
    background-color: #f9fafb;
}

.bg-gray-100 {
    background-color: #f3f4f6;
}

.bg-slate-50 {
    background-color: var(--slate-50);
}

.bg-slate-200 {
    background-color: var(--slate-200);
}

.bg-slate-900 {
    background-color: var(--slate-900);
}

.bg-blue-50 {
    background-color: var(--blue-50);
}

.bg-blue-600 {
    background-color: var(--blue-600);
}

.bg-green-50 {
    background-color: var(--green-50);
}

.bg-green-600 {
    background-color: var(--green-600);
}

.bg-red-50 {
    background-color: var(--red-50);
}

.bg-red-600 {
    background-color: var(--red-600);
}

.bg-emerald-600 {
    background-color: #059669;
}

.bg-amber-500 {
    background-color: var(--amber-500);
}

/* Borders & Rounded */
.border {
    border-width: 1px;
}

.border-b {
    border-bottom-width: 1px;
}

.border-t {
    border-top-width: 1px;
}

.border-slate-200 {
    border-color: var(--slate-200);
}

.border-slate-700 {
    border-color: var(--slate-700);
}

.rounded-lg {
    border-radius: 0.5rem;
}

.rounded-xl {
    border-radius: 0.75rem;
}

.rounded-full {
    border-radius: 9999px;
}

.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-xl {
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

/* Utilities */
.overflow-hidden {
    overflow: hidden;
}

.overflow-y-auto {
    overflow-y: auto;
}

.overflow-x-auto {
    overflow-x: auto;
}

.cursor-pointer {
    cursor: pointer;
}

.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;
}

.hover\:bg-blue-700:hover {
    background-color: var(--blue-700);
}

.hover\:bg-slate-800:hover {
    background-color: var(--slate-800);
}

.hover\:text-white:hover {
    color: #fff;
}

.hover\:shadow-md:hover {
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}
/* Extended Utilities */
.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-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

@media (min-width: 768px) {
    .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\:block { display: block; }
    .md\:hidden { display: none; }
    .md\:flex { display: flex; }
    .md\:w-1\/3 { width: 33.333333%; }
    .md\:w-1\/2 { width: 50%; }
    .md\:w-2\/3 { width: 66.666667%; }
    .md\:w-auto { width: auto; }
}

.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }

.p-8 { padding: 2rem; }
.p-10 { padding: 2.5rem; }
.p-12 { padding: 3rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.px-10 { padding-left: 2.5rem; padding-right: 2.5rem; }

.m-8 { margin: 2rem; }
.mt-8 { margin-top: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-2 { margin-bottom: 0.5rem; }

.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.top-0 { top: 0px; }
.bottom-0 { bottom: 0px; }
.left-0 { left: 0px; }
.right-0 { right: 0px; }
.inset-0 { top: 0px; right: 0px; bottom: 0px; left: 0px; }

.w-screen { width: 100vw; }
.h-full { height: 100%; }

.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-8 { gap: 2rem; }

.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }

.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }
.pointer-events-none { pointer-events: none; }

.transform { transform: var(--tw-transform); }
.rotate-3 { --tw-rotate: 3deg; transform: rotate(3deg); }
.rotate-6 { --tw-rotate: 6deg; transform: rotate(6deg); }
.translate-y-1 { --tw-translate-y: 0.25rem; transform: translateY(0.25rem); }
.-translate-y-1 { --tw-translate-y: -0.25rem; transform: translateY(-0.25rem); }
.scale-95 { --tw-scale-x: .95; --tw-scale-y: .95; transform: scale(.95); }
.scale-100 { --tw-scale-x: 1; --tw-scale-y: 1; transform: scale(1); }