/* === Layout & Flex === */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1rem; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-col-reverse { flex-direction: column-reverse; }
.flex-row { flex-direction: row; }
.flex-row-reverse { flex-direction: row-reverse; }
.lg\:flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }
html {
  scroll-behavior: smooth;
}

/* === Flex Grow === */
.flex-1         { flex: 1 1 0%; }
.flex-auto      { flex: 1 1 auto; }
.flex-initial   { flex: 0 1 auto; }
.flex-none      { flex: none; }

/* === Text Wrapping & Overflow === */
.break-words          { overflow-wrap: break-word; word-break: break-word; }
.whitespace-normal    { white-space: normal; }
.whitespace-nowrap    { white-space: nowrap; }
.truncate             {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* === 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-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 768px) {
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .lg\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .md\:grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
}

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

@media (min-width: 1024px) {
  .lg\:block {
    display: block;
  }
}

@media (min-width: 1024px) {
  .lg\:w-\[200px\] {
    width: 200px;
  }
}

@media (min-width: 1024px) {
  .lg\:flex-row {
    flex-direction: row;
  }
}
.active\:bg-gray-200:active {
  background-color: #e5e7eb; /* màu gray-200 */
}

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

/* === Gap === */
.gap-0 { gap: 0rem; }
.gap-0\.5 { gap: 0.125rem; }
.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; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }
.gap-16 { gap: 4rem; }
.gap-20 { gap: 5rem; }

/* === Spacing (Padding & Margin) === */
/* === Padding === */
.p-0  { padding: 0rem; }
.p-0\.5 { padding: 0.125rem; }
.p-1  { padding: 0.25rem; }
.p-1\.5 { padding: 0.375rem; }
.p-2  { padding: 0.5rem; }
.p-2\.5 { padding: 0.625rem; }
.p-3  { padding: 0.75rem; }
.p-3\.5 { padding: 0.875rem; }
.p-4  { padding: 1rem; }
.p-5  { padding: 1.25rem; }
.p-6  { padding: 1.5rem; }
.p-8  { padding: 2rem; }
.p-10 { padding: 2.5rem; }
.p-12 { padding: 3rem; }
.p-16 { padding: 4rem; }
.p-20 { padding: 5rem; }
.p-24 { padding: 6rem; }
.p-32 { padding: 8rem; }
.p-40 { padding: 10rem; }
.p-48 { padding: 12rem; }
.p-56 { padding: 14rem; }
.p-64 { padding: 16rem; }
.p-80 { padding: 20rem; }
.p-96 { padding: 24rem; }

/* Padding X */
.px-0    { padding-left: 0rem; padding-right: 0rem; }
.px-0\.5 { padding-left: 0.125rem; padding-right: 0.125rem; }
.px-1    { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-1\.5 { padding-left: 0.375rem; padding-right: 0.375rem; }
.px-2    { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.px-3    { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-3\.5 { padding-left: 0.875rem; padding-right: 0.875rem; }
.px-4    { padding-left: 1rem; padding-right: 1rem; }
.px-5    { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6    { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-7    { padding-left: 1.75rem; padding-right: 1.75rem; }
.px-8    { padding-left: 2rem; padding-right: 2rem; }
.px-9    { padding-left: 2.25rem; padding-right: 2.25rem; }
.px-10   { padding-left: 2.5rem; padding-right: 2.5rem; }
.px-11   { padding-left: 2.75rem; padding-right: 2.75rem; }
.px-12   { padding-left: 3rem; padding-right: 3rem; }
.px-14   { padding-left: 3.5rem; padding-right: 3.5rem; }
.px-16   { padding-left: 4rem; padding-right: 4rem; }
.px-20   { padding-left: 5rem; padding-right: 5rem; }
.px-24   { padding-left: 6rem; padding-right: 6rem; }
.px-28   { padding-left: 7rem; padding-right: 7rem; }
.px-32   { padding-left: 8rem; padding-right: 8rem; }
.px-36   { padding-left: 9rem; padding-right: 9rem; }
.px-40   { padding-left: 10rem; padding-right: 10rem; }
.px-44   { padding-left: 11rem; padding-right: 11rem; }
.px-48   { padding-left: 12rem; padding-right: 12rem; }
.px-52   { padding-left: 13rem; padding-right: 13rem; }
.px-56   { padding-left: 14rem; padding-right: 14rem; }
.px-60   { padding-left: 15rem; padding-right: 15rem; }
.px-64   { padding-left: 16rem; padding-right: 16rem; }
.px-72   { padding-left: 18rem; padding-right: 18rem; }
.px-80   { padding-left: 20rem; padding-right: 20rem; }
.px-96   { padding-left: 24rem; padding-right: 24rem; }


/* Padding Y */
.py-0  { padding-top: 0rem; padding-bottom: 0rem; }
.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-5  { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6  { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
.py-12 {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

/* Padding Top */
.pt-0  { padding-top: 0rem; }
.pt-1  { padding-top: 0.25rem; }
.pt-2  { padding-top: 0.5rem; }
.pt-3  { padding-top: 0.75rem; }
.pt-4  { padding-top: 1rem; }
.pt-5  { padding-top: 1.25rem; }
.pt-6  { padding-top: 1.5rem; }

/* Padding Bottom */
.pb-0  { padding-bottom: 0rem; }
.pb-1  { padding-bottom: 0.25rem; }
.pb-2  { padding-bottom: 0.5rem; }
.pb-3  { padding-bottom: 0.75rem; }
.pb-4  { padding-bottom: 1rem; }
.pb-5  { padding-bottom: 1.25rem; }
.pb-6  { padding-bottom: 1.5rem; }

/* Padding Left */
.pl-0  { padding-left: 0rem; }
.pl-1  { padding-left: 0.25rem; }
.pl-2  { padding-left: 0.5rem; }
.pl-3  { padding-left: 0.75rem; }
.pl-4  { padding-left: 1rem; }
.pl-5  { padding-left: 1.25rem; }
.pl-6  { padding-left: 1.5rem; }
.pl-10 { padding-left: 2.5rem; }


/* Padding Right */
.pr-0  { padding-right: 0rem; }
.pr-1  { padding-right: 0.25rem; }
.pr-2  { padding-right: 0.5rem; }
.pr-3  { padding-right: 0.75rem; }
.pr-4  { padding-right: 1rem; }
.pr-5  { padding-right: 1.25rem; }
.pr-6  { padding-right: 1.5rem; }
.pr-10 { padding-right: 2.5rem; }


/* === Margin === */
.m-0  { margin: 0rem; }
.m-1  { margin: 0.25rem; }
.m-2  { margin: 0.5rem; }
.m-3  { margin: 0.75rem; }
.m-4  { margin: 1rem; }

.mt-0  { margin-top: 0rem; }
.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-7  { margin-top: 1.75rem; }
.mt-8  { margin-top: 2rem; }
.mt-9  { margin-top: 2.25rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-11 { margin-top: 2.75rem; }
.mt-12 { margin-top: 3rem; }
.mt-14 { margin-top: 3.5rem; }
.mt-16 { margin-top: 4rem; }
.mt-20 { margin-top: 5rem; }
.mt-24 { margin-top: 6rem; }
.mt-28 { margin-top: 7rem; }
.mt-32 { margin-top: 8rem; }
.mt-36 { margin-top: 9rem; }
.mt-40 { margin-top: 10rem; }
.mt-44 { margin-top: 11rem; }
.mt-48 { margin-top: 12rem; }
.mt-52 { margin-top: 13rem; }
.mt-56 { margin-top: 14rem; }
.mt-60 { margin-top: 15rem; }
.mt-64 { margin-top: 16rem; }
.mt-72 { margin-top: 18rem; }
.mt-80 { margin-top: 20rem; }
.mt-96 { margin-top: 24rem; }


.mb-0  { margin-bottom: 0rem; }
.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-7  { margin-bottom: 1.75rem; }
.mb-8  { margin-bottom: 2rem; }

.ml-0 { margin-left: 0rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.ml-4 { margin-left: 1rem; }

.mr-0 { margin-right: 0rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* === Text & Font === */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.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-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-6xl { font-size: 3.75rem; }
.text-7xl { font-size: 4.5rem; }
.text-8xl { font-size: 6rem; }
.text-9xl { font-size: 8rem; }

/* === Font Weight === */
.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; }
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }


/* === Width & Height === */
.w-0     { width: 0rem; }
.w-1     { width: 0.25rem; }
.w-2     { width: 0.5rem; }
.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-16    { width: 4rem; }
.w-20    { width: 5rem; }
.w-24    { width: 6rem; }
.w-32    { width: 8rem; }
.w-40    { width: 10rem; }
.w-48    { width: 12rem; }
.w-56    { width: 14rem; }
.w-64    { width: 16rem; }

.w-auto  { width: auto; }
.w-px    { width: 1px; }
.w-full  { width: 100%; }
.w-screen { width: 100vw; }
.w-min   { width: min-content; }
.w-max   { width: max-content; }
.w-fit   { width: fit-content; }

.w-1\/2  { width: 50%; }
.w-1\/3  { width: 33.333333%; }
.w-2\/3  { width: 66.666667%; }
.w-1\/4  { width: 25%; }
.w-3\/4  { width: 75%; }
.w-1\/5  { width: 20%; }
.w-2\/5  { width: 40%; }
.w-3\/5  { width: 60%; }
.w-4\/5  { width: 80%; }
.w-1\/6  { width: 16.666667%; }
.w-5\/6  { width: 83.333333%; }

/* Min width */

.min-w-1  { min-width: 0.25rem; }
.min-w-2  { min-width: 0.5rem; }
.min-w-3  { min-width: 0.75rem; }
.min-w-4  { min-width: 1rem; }
.min-w-5  { min-width: 1.25rem; }
.min-w-6  { min-width: 1.5rem; }
.min-w-8  { min-width: 2rem; }
.min-w-10 { min-width: 2.5rem; }
.min-w-12 { min-width: 3rem; }
.min-w-16 { min-width: 4rem; }
.min-w-20 { min-width: 5rem; }
.min-w-24 { min-width: 6rem; }
.min-w-32 { min-width: 8rem; }
.min-w-40 { min-width: 10rem; }
.min-w-48 { min-width: 12rem; }
.min-w-56 { min-width: 14rem; }
.min-w-64 { min-width: 16rem; }

.min-w-0     { min-width: 0; }
.min-w-full  { min-width: 100%; }
.min-w-fit   { min-width: fit-content; }
.min-w-max   { min-width: max-content; }

/* Max width */
.max-w-1  { max-width: 0.25rem; }
.max-w-2  { max-width: 0.5rem; }
.max-w-3  { max-width: 0.75rem; }
.max-w-4  { max-width: 1rem; }
.max-w-5  { max-width: 1.25rem; }
.max-w-6  { max-width: 1.5rem; }
.max-w-8  { max-width: 2rem; }
.max-w-10 { max-width: 2.5rem; }
.max-w-12 { max-width: 3rem; }
.max-w-16 { max-width: 4rem; }
.max-w-20 { max-width: 5rem; }
.max-w-24 { max-width: 6rem; }
.max-w-32 { max-width: 8rem; }
.max-w-40 { max-width: 10rem; }
.max-w-48 { max-width: 12rem; }
.max-w-56 { max-width: 14rem; }
.max-w-64 { max-width: 16rem; }

.max-w-0     { max-width: 0; }
.max-w-full  { max-width: 100%; }
.max-w-fit   { max-width: fit-content; }
.max-w-max   { max-width: max-content; }
.max-w-220px { max-width: 220px; }
.max-w-\[600px\] {
  max-width: 600px;
}
/* Min height */

.min-h-1  { min-height: 0.25rem; }
.min-h-2  { min-height: 0.5rem; }
.min-h-3  { min-height: 0.75rem; }
.min-h-4  { min-height: 1rem; }
.min-h-5  { min-height: 1.25rem; }
.min-h-6  { min-height: 1.5rem; }
.min-h-8  { min-height: 2rem; }
.min-h-10 { min-height: 2.5rem; }
.min-h-12 { min-height: 3rem; }
.min-h-16 { min-height: 4rem; }
.min-h-20 { min-height: 5rem; }
.min-h-24 { min-height: 6rem; }
.min-h-32 { min-height: 8rem; }
.min-h-40 { min-height: 10rem; }
.min-h-48 { min-height: 12rem; }
.min-h-56 { min-height: 14rem; }
.min-h-64 { min-height: 16rem; }

.min-h-0      { min-height: 0; }
.min-h-full   { min-height: 100%; }
.min-h-screen { min-height: 100vh; }
.min-h-fit    { min-height: fit-content; }
.min-h-max    { min-height: max-content; }

/* Max height */

.max-h-1  { max-height: 0.25rem; }
.max-h-2  { max-height: 0.5rem; }
.max-h-3  { max-height: 0.75rem; }
.max-h-4  { max-height: 1rem; }
.max-h-5  { max-height: 1.25rem; }
.max-h-6  { max-height: 1.5rem; }
.max-h-8  { max-height: 2rem; }
.max-h-10 { max-height: 2.5rem; }
.max-h-12 { max-height: 3rem; }
.max-h-16 { max-height: 4rem; }
.max-h-20 { max-height: 5rem; }
.max-h-24 { max-height: 6rem; }
.max-h-32 { max-height: 8rem; }
.max-h-40 { max-height: 10rem; }
.max-h-48 { max-height: 12rem; }
.max-h-56 { max-height: 14rem; }
.max-h-64 { max-height: 16rem; }

.max-h-0      { max-height: 0; }
.max-h-full   { max-height: 100%; }
.max-h-screen { max-height: 100vh; }
.max-h-fit    { max-height: fit-content; }
.max-h-max    { max-height: max-content; }



.h-0     { height: 0rem; }
.h-1     { height: 0.25rem; }
.h-2     { height: 0.5rem; }
.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-16    { height: 4rem; }
.h-20    { height: 5rem; }
.h-24    { height: 6rem; }
.h-32    { height: 8rem; }
.h-40    { height: 10rem; }
.h-48    { height: 12rem; }
.h-56    { height: 14rem; }
.h-64    { height: 16rem; }

.h-auto  { height: auto; }
.h-px    { height: 1px; }
.h-full  { height: 100%; }
.h-screen { height: 100vh; }
.h-min   { height: min-content; }
.h-max   { height: max-content; }
.h-fit   { height: fit-content; }



/* === Text & Font === */
.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-bold { font-weight: 700; }

/* === Colors (limited palette) === */
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-gray-700 { color: #374151; }
.text-gray-600 {
  color: #4b5563;
}
.text-gray-500 { color: #6b7280; }
.text-blue-500 { color: #3b82f6; }
.text-red-500 { color: #ef4444; }
.text-red-600 { color: #dc2626; } /* bạn đang dùng */
.text-red-700 { color: #b91c1c; }


.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-red-50 { background-color: #fef2f2; }
.bg-red-100 { background-color: #fee2e2; }
.bg-red-200 { background-color: #fecaca; }
.bg-red-300 { background-color: #fca5a5; }
.bg-red-400 { background-color: #f87171; }  
.bg-blue-500 { background-color: #3b82f6; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }
.bg-blue-800 { background-color: #1e40af; }
.bg-blue-900 { background-color: #1e3a8a; }
.bg-blue-100 { background-color: #bfdbfe; }
.bg-blue-200 { background-color: #93c5fd; }
.bg-blue-300 { background-color: #60a5fa; }
.bg-blue-400 { background-color: #3b82f6; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-200 { background-color: #bfdbfe; }
.bg-blue-300 { background-color: #93c5fd; }
.bg-blue-400 { background-color: #60a5fa; }
.bg-blue-500 { background-color: #3b82f6; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }
.bg-blue-800 { background-color: #1e40af; }
.bg-blue-900 { background-color: #1e3a8a; }
.bg-neutral-700 {
  background-color: #374151; 
}
.hover\:bg-neutral-900:hover {
  background-color: #111827;
}
.hover\bg-gray-100 { background-color: #f3f4f6; }


/* === Borders & Radius === */
.border { border: 1px solid #e5e7eb; }
.border-2 { border-width: 2px; }
.border-gray-300 { border-color: #d1d5db; }
.rounded { border-radius: 0.25rem; }
.rounded-md {border-radius: 0.375rem;}
.rounded-lg { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }

/* === Hover / Focus === */
.hover\:bg-blue-600:hover { background-color: #2563eb; }
.hover\:text-white:hover { color: #ffffff; }
.focus\:outline-none:focus { outline: none; }

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  background-color: #3b82f6;
  color: white;
}
.btn:hover {
  background-color: #2563eb;
}

/* === Utility === */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.shadow { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1); }
.overflow-hidden { overflow: hidden; }
.overflow-y-auto { overflow-y: auto; }


@media (min-width: 1024px) {
  .lg\:w-full { width: 100%; }
  .lg\:w-1\/2 { width: 50%; }
  .lg\:w-1\/3 { width: 33.333333%; }
  .lg\:w-2\/3 { width: 66.666667%; }
  .lg\:w-1\/4 { width: 25%; }
  .lg\:w-3\/4 { width: 75%; }

  .lg\:px-6 {
    padding-left: 1.5rem;  /* 24px */
    padding-right: 1.5rem;
  }

  .lg\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
  .lg\:text-7xl { font-size: 4.5rem; line-height: 1; }

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

  .lg\:flex-nowrap {
    flex-wrap: nowrap;
  }
}


@media (min-width: 640px) { /* sm */
  .sm\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
  .sm\:text-5xl { font-size: 3rem; line-height: 1; }
}



/* Tạo khoảng cách theo chiều dọc giữa các phần tử con */
.space-y-0 > * + * { margin-top: 0; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-5 > * + * { margin-top: 1.25rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }
.space-y-12 > * + * {
  margin-top: 3rem; /* 48px */
}

.space-x-1 > *:not(:first-child) { margin-left: 0.25rem; } /* 4px */
.space-x-2 > *:not(:first-child) { margin-left: 0.5rem; }  /* 8px */
.space-x-4 > *:not(:first-child) { margin-left: 1rem; }    /* 16px */
.space-x-6 > *:not(:first-child) { margin-left: 1.5rem; }  /* 24px */
.space-x-8 > *:not(:first-child) { margin-left: 2rem; }    /* 32px */


/* Tạo khoảng cách theo chiều ngang giữa các phần tử con */
.object-cover {
  object-fit: cover;
}

/* Hiệu ứng chuyển động */
.transition {
  transition-property: all;
  transition-timing-function: ease-in-out;
  transition-duration: 150ms;
}

.transition-transform {
  transition: transform 0.3s ease;
}

.duration-300 {
  transition-duration: 300ms;
}


.group { position: relative; }
.relative { position: relative; }
.absolute { position: absolute; }

.opacity-0 { opacity: 0; }
.translate-x-\[-10px\] { transform: translateX(-10px); }

.transition-all {
  transition-property: all;
  transition-duration: 300ms;
}
.transition-colors {
  transition-property: background-color, border-color, color, fill, stroke;
}

.group:hover .group-hover\:bg-neutral-900 {
  background-color: #313131;
}

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

.hover\:scale-105:hover {
  transform: scale(1.05);
}

/* === Cursor Utilities (Tailwind-like) === */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-move { cursor: move; }
.cursor-help { cursor: help; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-progress { cursor: progress; }
.cursor-crosshair { cursor: crosshair; }
.cursor-cell { cursor: cell; }
.cursor-grab { cursor: grab; }
.cursor-grabbing { cursor: grabbing; }
.cursor-alias { cursor: alias; }
.cursor-copy { cursor: copy; }
.cursor-none { cursor: none; }
.cursor-zoom-in { cursor: zoom-in; }
.cursor-zoom-out { cursor: zoom-out; }
.cursor-col-resize { cursor: col-resize; }
.cursor-row-resize { cursor: row-resize; }
.cursor-ew-resize { cursor: ew-resize; }
.cursor-ns-resize { cursor: ns-resize; }
.cursor-nesw-resize { cursor: nesw-resize; }
.cursor-nwse-resize { cursor: nwse-resize; }
.cursor-no-drop { cursor: no-drop; }
.cursor-context-menu { cursor: context-menu; }



/* Shadow */
.shadow {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1),
              0 1px 2px rgba(0, 0, 0, 0.06);
}
.shadow-sm {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}
.shadow-md {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1),
              0 2px 4px rgba(0, 0, 0, 0.06);
}
.shadow-lg {
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1),
              0 4px 6px rgba(0, 0, 0, 0.1);
}
.shadow-xl {
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1),
              0 10px 10px rgba(0, 0, 0, 0.04);
}
.shadow-2xl {
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25),
              0 15px 20px rgba(0, 0, 0, 0.15);
}
.shadow-inner {
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.06),
              inset 0 1px 3px rgba(0, 0, 0, 0.1);
}
.shadow-none {
  box-shadow: none;
} 

.hover\:shadow-lg:hover {
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1),
              0 4px 6px rgba(0, 0, 0, 0.05);
}

/* div:hover {
  cursor: pointer;
} */
 .uppercase{
  text-transform: uppercase;
 }

/* Mặc định: desktop */
.desktop-only {
  display: flex;
}

.mobile-only,
.tablet-only {
  display: none;
}

/* Khi ở mobile (<=768px) */
@media screen and (max-width: 768px) {
  .desktop-only {
    display: none !important;
  }
  .mobile-only {
    display: flex !important;
  }
  .tablet-only {
    display: none !important;
  }
}

/* Khi ở tablet (>768px và <=1024px) */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .desktop-only {
    display: none !important;
  }
  .mobile-only {
    display: none !important;
  }
  .tablet-only {
    display: flex !important;
  }
}