/* ============================================================
   ArvexBD E-Commerce — Self-contained stylesheet
   Tailwind-like utility set + custom components.
   No build step required. All classes used by views are here.
   ============================================================ */

/* ---------- Base ---------- */
*,
::before,
::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-width: 0;
  border-style: solid;
  border-color: #e5e7eb;
}
html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  font-family: 'Inter', 'Hind Siliguri', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
body {
  background-color: #fff;
  color: #111827;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video, canvas { display: block; vertical-align: middle; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; background: transparent; }
button, [role="button"] { cursor: pointer; }
a { color: inherit; text-decoration: inherit; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }
input::placeholder, textarea::placeholder { color: #9ca3af; opacity: 1; }
textarea { resize: vertical; }
input[type="checkbox"], input[type="radio"] { appearance: none; -webkit-appearance: none; }
:disabled { cursor: default; }

:root {
  --brand: #2563eb;
  --brand-50: color-mix(in srgb, var(--brand) 8%, white);
  --brand-100: color-mix(in srgb, var(--brand) 18%, white);
  --brand-200: color-mix(in srgb, var(--brand) 30%, white);
  --brand-500: color-mix(in srgb, var(--brand) 88%, white);
  --brand-600: var(--brand);
  --brand-700: color-mix(in srgb, var(--brand) 80%, black);
  --brand-900: color-mix(in srgb, var(--brand) 55%, black);
}

/* ---------- Components ---------- */
.card {
  background: #fff;
  border-radius: 0.75rem;
  border: 1px solid #f3f4f6;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.25rem;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--brand-600);
  color: #fff;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--brand-700); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid #d1d5db;
  color: #374151;
  background: #fff;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-outline:hover { background: #f9fafb; border-color: #9ca3af; }

.input {
  display: block;
  width: 100%;
  border-radius: 0.5rem;
  border: 1px solid #d1d5db;
  background: #fff;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: #111827;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }
.input::placeholder { color: #9ca3af; }
select.input { appearance: auto; -webkit-appearance: auto; }
.label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.375rem;
}

/* ---------- Typography ---------- */
.font-sans { font-family: 'Inter', 'Hind Siliguri', ui-sans-serif, system-ui, sans-serif; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-light { font-weight: 300; }
.font-thin { font-weight: 200; }
.font-black { font-weight: 900; }
.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; }
.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.italic { font-style: italic; }
.line-through { text-decoration: line-through; }
.underline { text-decoration: underline; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.break-all { word-break: break-all; }
.break-words { overflow-wrap: break-word; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre-line { white-space: pre-line; }
.list-disc { list-style: disc; }
.list-decimal { list-style: decimal; }
.pl-5 { padding-left: 1.25rem; }
.pl-6 { padding-left: 1.5rem; }

/* ---------- Layout ---------- */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.contents { display: contents; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-none { flex: none; }
.flex-initial { flex: 0 1 auto; }
.shrink-0 { flex-shrink: 0; }
.grow { flex-grow: 1; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-center { align-items: center; }
.items-baseline { align-items: baseline; }
.items-stretch { align-items: stretch; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }
.content-center { align-content: center; }
.self-start { align-self: flex-start; }
.self-end { align-self: flex-end; }
.self-center { align-self: center; }
.self-stretch { align-self: stretch; }
.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; }
.top-2 { top: 0.5rem; }
.top-3 { top: 0.75rem; }
.top-1\/2 { top: 50%; }
.right-0 { right: 0; }
.right-2 { right: 0.5rem; }
.right-3 { right: 0.75rem; }
.right-4 { right: 1rem; }
.right-1\/2 { right: 50%; }
.bottom-0 { bottom: 0; }
.bottom-4 { bottom: 1rem; }
.bottom-16 { bottom: 4rem; }
.bottom-20 { bottom: 5rem; }
.left-0 { left: 0; }
.left-3 { left: 0.75rem; }
.left-1\/2 { left: 50%; }
.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; }
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.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-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-fill { object-fit: fill; }
.object-top { object-position: top; }
.object-center { object-position: center; }
.object-bottom { object-position: bottom; }
.min-h-screen { min-height: 100vh; }
.min-h-full { min-height: 100%; }
.min-h-0 { min-height: 0; }
.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.hidden { display: none; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }
.rotate-45 { transform: rotate(45deg); }
.rotate-180 { transform: rotate(180deg); }
.-rotate-45 { transform: rotate(-45deg); }
.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.translate-x-0 { transform: translateX(0); }
.-translate-x-full { transform: translateX(-100%); }
.translate-y-0 { transform: translateY(0); }
.-translate-y-full { transform: translateY(-100%); }
.translate-y-1\/2 { transform: translateY(50%); }
.-translate-y-1\/2 { transform: translateY(-50%); }
.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-shadow { transition-property: box-shadow; 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-100 { transition-duration: 100ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.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; }
.animate-bounce { animation: bounce 1s infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes bounce { 0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8, 0, 1, 1); } 50% { transform: none; animation-timing-function: cubic-bezier(0, 0, 0.2, 1); } }
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-move { cursor: move; }
.cursor-grab { cursor: grab; }
.pointer-events-none { pointer-events: none; }
.select-none { user-select: none; }
.resize { resize: both; }
.resize-y { resize: vertical; }

/* ---------- Width / Height ---------- */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }
.w-2 { width: 0.5rem; }
.w-2.5 { width: 0.625rem; }
.w-3 { width: 0.75rem; }
.w-3.5 { width: 0.875rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-7 { width: 1.75rem; }
.w-8 { width: 2rem; }
.w-9 { width: 2.25rem; }
.w-10 { width: 2.5rem; }
.w-11 { width: 2.75rem; }
.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-40 { width: 10rem; }
.w-48 { width: 12rem; }
.w-56 { width: 14rem; }
.w-64 { width: 16rem; }
.w-72 { width: 18rem; }
.w-80 { width: 20rem; }
.w-96 { width: 24rem; }
.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%; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.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; }
.max-w-full { max-width: 100%; }
.min-w-\[200px\] { min-width: 200px; }
.max-w-\[200px\] { max-width: 200px; }
.max-w-\[500px\] { max-width: 500px; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-2 { height: 0.5rem; }
.h-2.5 { height: 0.625rem; }
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-7 { height: 1.75rem; }
.h-8 { height: 2rem; }
.h-9 { height: 2.25rem; }
.h-10 { height: 2.5rem; }
.h-11 { height: 2.75rem; }
.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-36 { height: 9rem; }
.h-40 { height: 10rem; }
.h-48 { height: 12rem; }
.h-56 { height: 14rem; }
.h-64 { height: 16rem; }
.h-72 { height: 18rem; }
.h-80 { height: 20rem; }
.h-96 { height: 24rem; }
.h-\[480px\] { height: 480px; }
.h-\[520px\] { height: 520px; }

/* ---------- Spacing ---------- */
.p-0 { padding: 0; }
.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-10 { padding: 2.5rem; }
.p-12 { padding: 3rem; }
.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.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-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-8 { padding-left: 2rem; padding-right: 2rem; }
.py-0 { padding-top: 0; padding-bottom: 0; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.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; }
.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pt-12 { padding-top: 3rem; }
.pt-16 { padding-top: 4rem; }
.pb-0 { padding-bottom: 0; }
.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; }
.pb-8 { padding-bottom: 2rem; }
.pb-12 { padding-bottom: 3rem; }
.pb-16 { padding-bottom: 4rem; }
.pb-24 { padding-bottom: 6rem; }
.pr-2 { padding-right: 0.5rem; }
.pr-3 { padding-right: 0.75rem; }
.pr-4 { padding-right: 1rem; }
.pl-4 { padding-left: 1rem; }
.pl-8 { padding-left: 2rem; }
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: 0.25rem; margin-right: 0.25rem; }
.mx-2 { margin-left: 0.5rem; margin-right: 0.5rem; }
.mx-3 { margin-left: 0.75rem; margin-right: 0.75rem; }
.mx-4 { margin-left: 1rem; margin-right: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.my-2 { margin-top: 0.5rem; margin-bottom: 0.5rem; }
.my-3 { margin-top: 0.75rem; margin-bottom: 0.75rem; }
.my-4 { margin-top: 1rem; margin-bottom: 1rem; }
.my-6 { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.my-8 { margin-top: 2rem; margin-bottom: 2rem; }
.mt-0 { margin-top: 0; }
.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-1\.5 { margin-top: 0.375rem; }
.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-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mb-0 { margin-bottom: 0; }
.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-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.ml-0 { margin-left: 0; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.ml-4 { margin-left: 1rem; }
.ml-auto { margin-left: auto; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.mr-auto { margin-right: auto; }
.-mt-1 { margin-top: -0.25rem; }
.-mt-2 { margin-top: -0.5rem; }
.-mt-4 { margin-top: -1rem; }
.-mt-6 { margin-top: -1.5rem; }
.-mb-4 { margin-bottom: -1rem; }
.-ml-4 { margin-left: -1rem; }
.-mr-1 { margin-right: -0.25rem; }
.-mt-px { margin-top: -1px; }
.space-y-0 > * + * { margin-top: 0; }
.space-y-0\.5 > * + * { margin-top: 0.125rem; }
.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-x-1 > * + * { margin-left: 0.25rem; }
.space-x-2 > * + * { margin-left: 0.5rem; }
.space-x-3 > * + * { margin-left: 0.75rem; }
.space-x-4 > * + * { margin-left: 1rem; }
.space-x-6 > * + * { margin-left: 1.5rem; }
.gap-0 { gap: 0; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-2\.5 { gap: 0.625rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-x-4 { column-gap: 1rem; }
.gap-y-4 { row-gap: 1rem; }
.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)); }
.grid-cols-7 { grid-template-columns: repeat(7, 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; }
.col-start-1 { grid-column-start: 1; }
.row-span-2 { grid-row: span 2 / span 2; }
.divide-y > * + * { border-top-width: 1px; }
.divide-x > * + * { border-left-width: 1px; }
.divide-gray-50 > * + * { border-color: #f9fafb; }
.divide-gray-100 > * + * { border-color: #f3f4f6; }
.divide-gray-200 > * + * { border-color: #e5e7eb; }

/* ---------- Borders ---------- */
.border { border-width: 1px; }
.border-0 { border-width: 0; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-t { border-top-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-b-2 { border-bottom-width: 2px; }
.border-b-4 { border-bottom-width: 4px; }
.border-l { border-left-width: 1px; }
.border-l-4 { border-left-width: 4px; }
.border-r { border-right-width: 1px; }
.border-dashed { border-style: dashed; }
.border-dotted { border-style: dotted; }
.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-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; }
.ring-1 { box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05); }
.ring-2 { box-shadow: 0 0 0 2px var(--brand-200); }
.ring-brand-500 { --tw-ring-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }
.ring-offset-2 { --tw-ring-offset-width: 2px; }

/* ---------- 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-inner { box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05); }
.shadow-none { box-shadow: 0 0 #0000; }

/* ---------- Colors: Gray ---------- */
.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-gray-900\/50 { background-color: rgba(17, 24, 39, 0.5); }
.bg-gray-900\/80 { background-color: rgba(17, 24, 39, 0.8); }
.text-gray-50 { color: #f9fafb; }
.text-gray-100 { color: #f3f4f6; }
.text-gray-200 { color: #e5e7eb; }
.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; }
.border-gray-50 { border-color: #f9fafb; }
.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-600 { border-color: #4b5563; }
.border-gray-700 { border-color: #374151; }
.border-gray-800 { border-color: #1f2937; }
.border-gray-900 { border-color: #111827; }

/* ---------- Colors: White / Black ---------- */
.bg-white { background-color: #ffffff; }
.bg-black { background-color: #000000; }
.bg-black\/50 { background-color: rgba(0, 0, 0, 0.5); }
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.border-white { border-color: #ffffff; }
.border-black { border-color: #000000; }

/* ---------- Colors: Brand (theme-aware) ---------- */
.bg-brand-50 { background-color: var(--brand-50); }
.bg-brand-100 { background-color: var(--brand-100); }
.bg-brand-200 { background-color: var(--brand-200); }
.bg-brand-500 { background-color: var(--brand-500); }
.bg-brand-600 { background-color: var(--brand-600); }
.bg-brand-700 { background-color: var(--brand-700); }
.bg-brand-900 { background-color: var(--brand-900); }
.text-brand-500 { color: var(--brand-500); }
.text-brand-600 { color: var(--brand-600); }
.text-brand-700 { color: var(--brand-700); }
.text-brand-900 { color: var(--brand-900); }
.border-brand-100 { border-color: var(--brand-100); }
.border-brand-200 { border-color: var(--brand-200); }
.border-brand-500 { border-color: var(--brand-500); }
.border-brand-600 { border-color: var(--brand-600); }
.from-brand-500 { --tw-gradient-from: var(--brand-500); }
.from-brand-600 { --tw-gradient-from: var(--brand-600); }
.to-brand-700 { --tw-gradient-to: var(--brand-700); }
.to-brand-900 { --tw-gradient-to: var(--brand-900); }
.bg-gradient-to-b { background-image: linear-gradient(to bottom, var(--tw-gradient-from, rgba(0,0,0,0)), var(--tw-gradient-to, rgba(0,0,0,0))); }
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-gradient-from, rgba(0,0,0,0)), var(--tw-gradient-to, rgba(0,0,0,0))); }
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--tw-gradient-from, rgba(0,0,0,0)), var(--tw-gradient-to, rgba(0,0,0,0))); }
.bg-gradient-to-t { background-image: linear-gradient(to top, var(--tw-gradient-from, rgba(0,0,0,0)), var(--tw-gradient-to, rgba(0,0,0,0))); }

/* ---------- Colors: Green ---------- */
.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; }
.text-green-500 { color: #22c55e; }
.text-green-600 { color: #16a34a; }
.text-green-700 { color: #15803d; }
.text-green-800 { color: #166534; }
.border-green-100 { border-color: #dcfce7; }
.border-green-200 { border-color: #bbf7d0; }
.border-green-500 { border-color: #22c55e; }

/* ---------- Colors: Red ---------- */
.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; }
.text-red-500 { color: #ef4444; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.text-red-800 { color: #991b1b; }
.border-red-100 { border-color: #fee2e2; }
.border-red-200 { border-color: #fecaca; }
.border-red-500 { border-color: #ef4444; }

/* ---------- Colors: Blue / Indigo / Purple / Yellow / Amber / Orange / Pink / Teal ---------- */
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-600 { background-color: #2563eb; }
.text-blue-800 { color: #1e40af; }
.bg-indigo-100 { background-color: #e0e7ff; }
.text-indigo-800 { color: #3730a3; }
.bg-purple-100 { background-color: #f3e8ff; }
.text-purple-800 { color: #6b21a8; }
.bg-yellow-100 { background-color: #fef9c3; }
.text-yellow-800 { color: #854d0e; }
.bg-amber-50 { background-color: #fffbeb; }
.bg-amber-100 { background-color: #fef3c7; }
.bg-amber-500 { background-color: #f59e0b; }
.text-amber-600 { color: #d97706; }
.text-amber-700 { color: #b45309; }
.bg-orange-100 { background-color: #ffedd5; }
.text-orange-600 { color: #ea580c; }
.bg-pink-100 { background-color: #fce7f3; }
.text-pink-800 { color: #9d174d; }
.bg-teal-100 { background-color: #ccfbf1; }
.text-teal-800 { color: #115e59; }

/* ---------- Hover / Focus / Group 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-800:hover { background-color: #1f2937; }
.hover\:bg-gray-900:hover { background-color: #111827; }
.hover\:bg-white:hover { background-color: #ffffff; }
.hover\:bg-brand-50:hover { background-color: var(--brand-50); }
.hover\:bg-brand-100:hover { background-color: var(--brand-100); }
.hover\:bg-brand-600:hover { background-color: var(--brand-600); }
.hover\:bg-brand-700:hover { background-color: var(--brand-700); }
.hover\:bg-red-50:hover { background-color: #fef2f2; }
.hover\:bg-red-100:hover { background-color: #fee2e2; }
.hover\:bg-red-600:hover { background-color: #dc2626; }
.hover\:bg-green-50:hover { background-color: #f0fdf4; }
.hover\:bg-green-600:hover { background-color: #16a34a; }
.hover\:text-white:hover { color: #ffffff; }
.hover\:text-gray-300:hover { color: #d1d5db; }
.hover\:text-gray-500:hover { color: #6b7280; }
.hover\:text-gray-700:hover { color: #374151; }
.hover\:text-gray-900:hover { color: #111827; }
.hover\:text-brand-600:hover { color: var(--brand-600); }
.hover\:text-brand-700:hover { color: var(--brand-700); }
.hover\:text-red-500:hover { color: #ef4444; }
.hover\:text-red-700:hover { color: #b91c1c; }
.hover\:text-green-600:hover { color: #16a34a; }
.hover\:border-gray-400:hover { border-color: #9ca3af; }
.hover\:border-brand-600:hover { border-color: var(--brand-600); }
.hover\:shadow-md:hover { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1); }
.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\:scale-110:hover { transform: scale(1.1); }
.hover\:opacity-80:hover { opacity: 0.8; }
.focus\:outline-none:focus { outline: none; }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px var(--brand-100); }
.focus\:ring-brand-500:focus { box-shadow: 0 0 0 3px var(--brand-100); }
.focus\:ring-brand-600:focus { box-shadow: 0 0 0 3px var(--brand-100); }
.focus\:border-brand-500:focus { border-color: var(--brand); }
.active\:scale-95:active { transform: scale(0.95); }
.disabled\:opacity-50:disabled { opacity: 0.5; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }
.group:hover .group-hover\:flex { display: flex; }
.group:hover .group-hover\:block { display: block; }
.group:hover .group-hover\:opacity-100 { opacity: 1; }
.group:hover .group-hover\:scale-105 { transform: scale(1.05); }

/* ---------- Checkbox / Radio styling ---------- */
input[type="checkbox"], input[type="radio"] {
  width: 1rem;
  height: 1rem;
  border-radius: 0.25rem;
  border: 1px solid #d1d5db;
  background: #fff;
  display: inline-block;
  vertical-align: middle;
  position: relative;
  flex-shrink: 0;
}
input[type="checkbox"]:checked, input[type="radio"]:checked {
  background-color: var(--brand-600);
  border-color: var(--brand-600);
}
input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 0px;
  width: 6px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
input[type="radio"] { border-radius: 9999px; }
input[type="radio"]:checked::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 9999px;
  background: #fff;
}

/* ---------- Table ---------- */
table { border-collapse: collapse; }
thead tr { background-color: #f9fafb; }

/* ---------- Custom helpers ---------- */
[x-cloak] { display: none !important; }
.text-balance { text-wrap: balance; }
.text-\[10px\] { font-size: 10px; line-height: 14px; }
.text-\[11px\] { font-size: 11px; line-height: 16px; }
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-75 { opacity: 0.75; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }
.opacity-100 { opacity: 1; }
.opacity-20 { opacity: 0.2; }
.bg-white\/95 { background-color: rgba(255, 255, 255, 0.95); }
.bg-white\/90 { background-color: rgba(255, 255, 255, 0.9); }
.bg-white\/10 { background-color: rgba(255, 255, 255, 0.1); }
.text-white\/60 { color: rgba(255, 255, 255, 0.6); }
.text-white\/70 { color: rgba(255, 255, 255, 0.7); }
.text-white\/80 { color: rgba(255, 255, 255, 0.8); }
.backdrop-blur { backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
/* Rich text from product long description / custom sections */
.prose-html p, .prose-html ul, .prose-html ol, .prose-html h1, .prose-html h2, .prose-html h3, .prose-html h4, .prose-html blockquote, .prose-html table, .prose-html pre, .prose-html hr { margin-bottom: 0.75rem; }
.prose-html p { line-height: 1.7; }
.prose-html h1, .prose-html h2, .prose-html h3, .prose-html h4 { font-weight: 700; color: #111827; margin-top: 1.25rem; }
.prose-html h1 { font-size: 1.5rem; } .prose-html h2 { font-size: 1.25rem; } .prose-html h3 { font-size: 1.125rem; } .prose-html h4 { font-size: 1rem; }
.prose-html ul { list-style: disc; padding-left: 1.5rem; }
.prose-html ol { list-style: decimal; padding-left: 1.5rem; }
.prose-html li { margin-bottom: 0.25rem; }
.prose-html a { color: var(--brand-600); text-decoration: underline; }
.prose-html strong { font-weight: 700; color: #111827; }
.prose-html img { border-radius: 0.75rem; margin: 0.75rem 0; }
.prose-html table { width: 100%; border-collapse: collapse; }
.prose-html table td, .prose-html table th { border: 1px solid #e5e7eb; padding: 0.5rem 0.75rem; font-size: 0.875rem; }
.prose-html blockquote { border-left: 4px solid var(--brand-100); padding-left: 1rem; color: #6b7280; }
.aspect-video { aspect-ratio: 16 / 9; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.star-rating { color: #f59e0b; }
.divider { height: 1px; background: #e5e7eb; }
.bg-grid-pattern { background-image: radial-gradient(circle, #e5e7eb 1px, transparent 1px); background-size: 20px 20px; }

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .sm\:flex { display: flex; }
  .sm\:hidden { display: none; }
  .sm\:block { display: block; }
  .sm\:grid { display: grid; }
  .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\:flex-row { flex-direction: row; }
  .sm\:items-center { align-items: center; }
  .sm\:justify-between { justify-content: space-between; }
  .sm\:w-auto { width: auto; }
  .sm\:w-1\/2 { width: 50%; }
  .sm\:p-6 { padding: 1.5rem; }
  .sm\:p-8 { padding: 2rem; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .sm\:py-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
  .sm\:text-sm { font-size: 0.875rem; line-height: 1.25rem; }
  .sm\:text-lg { font-size: 1.125rem; line-height: 1.75rem; }
  .sm\:text-2xl { font-size: 1.5rem; line-height: 2rem; }
  .sm\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
  .sm\:text-5xl { font-size: 3rem; line-height: 1; }
  .sm\:grid-cols-\[80px_1fr_1fr_40px\] { grid-template-columns: 80px 1fr 1fr 40px; }
  .sm\:grid-cols-\[1fr_1fr_40px\] { grid-template-columns: 1fr 1fr 40px; }
}
@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  .md\:grid { display: grid; }
  .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\:flex-row { flex-direction: row; }
  .md\:items-center { align-items: center; }
  .md\:w-1\/2 { width: 50%; }
  .md\:w-1\/3 { width: 33.333333%; }
  .md\:w-2\/3 { width: 66.666667%; }
  .md\:p-8 { padding: 2rem; }
  .md\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .md\:py-12 { padding-top: 3rem; padding-bottom: 3rem; }
  .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\:col-span-2 { grid-column: span 2 / span 2; }
  .md\:col-span-3 { grid-column: span 3 / span 3; }
}
@media (min-width: 1024px) {
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:block { display: block; }
  .lg\:grid { display: grid; }
  .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\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
  .lg\:flex-row { flex-direction: row; }
  .lg\:static { position: static; }
  .lg\:translate-x-0 { transform: translateX(0); }
  .lg\:p-8 { padding: 2rem; }
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .lg\:py-16 { padding-top: 4rem; padding-bottom: 4rem; }
  .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\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:w-2\/3 { width: 66.666667%; }
  .lg\:w-1\/3 { width: 33.333333%; }
}
@media (min-width: 1280px) {
  .xl\:flex { display: flex; }
  .xl\:hidden { display: none; }
  .xl\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .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\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .xl\:grid-cols-7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
  .xl\:col-span-3 { grid-column: span 3 / span 3; }
  .xl\:col-span-4 { grid-column: span 4 / span 4; }
  .xl\:p-12 { padding: 3rem; }
  .xl\:px-12 { padding-left: 3rem; padding-right: 3rem; }
  .xl\:text-5xl { font-size: 3rem; line-height: 1; }
}