/*
Theme Name: 3D Printer Catalog AR
Theme URI: https://example.com
Description: Arabic RTL catalog for industrial 3D printers with dark/light mode
Author: Developer
Version: 2.0.0
Text Domain: td-printers
*/

body {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  direction: rtl;
}

html {
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

* {
  transition-property: background-color, border-color, color;
  transition-duration: 150ms;
  transition-timing-function: ease-in-out;
}

svg, img, button svg {
  transition: none;
}

.mobile-menu.open {
  display: block !important;
}

.icon-sun { display: none; }
.icon-moon { display: block; }
.dark .icon-sun { display: block; }
.dark .icon-moon { display: none; }

@keyframes spin {
  to { transform: rotate(360deg); }
}
.animate-spin {
  animation: spin 1s linear infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}


/* ===================================================
   TD Printers Theme — Compiled CSS
   Tailwind-style utility classes, dark mode, RTL, responsive
   =================================================== */

/* ---------- Font Face ---------- */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-white: #ffffff;
  --color-black: #000000;
  --color-blue-50: #eff6ff;
  --color-blue-100: #dbeafe;
  --color-blue-200: #bfdbfe;
  --color-blue-300: #93c5fd;
  --color-blue-400: #60a5fa;
  --color-blue-500: #3b82f6;
  --color-blue-600: #2563eb;
  --color-blue-700: #1d4ed8;
  --color-blue-800: #1e40af;
  --color-blue-900: #1e3a8a;
  --color-blue-950: #172554;
  --color-zinc-50: #fafafa;
  --color-zinc-100: #f4f4f5;
  --color-zinc-200: #e4e4e7;
  --color-zinc-300: #d4d4d8;
  --color-zinc-400: #a1a1aa;
  --color-zinc-500: #71717a;
  --color-zinc-600: #52525b;
  --color-zinc-700: #3f3f46;
  --color-zinc-800: #27272a;
  --color-zinc-900: #18181b;
  --color-zinc-950: #09090b;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --color-green-50: #f0fdf4;
  --color-green-200: #bbf7d0;
  --color-green-300: #86efac;
  --color-green-400: #4ade80;
  --color-green-500: #22c55e;
  --color-green-700: #15803d;
  --color-green-800: #166534;
  --color-green-900: #14532d;
  --color-green-950: #052e16;
  --color-red-50: #fef2f2;
  --color-red-200: #fecaca;
  --color-red-300: #fca5a5;
  --color-red-400: #f87171;
  --color-red-500: #ef4444;
  --color-red-600: #dc2626;
  --color-red-700: #b91c1c;
  --color-red-800: #991b1b;
  --color-red-950: #450a0a;
  --color-amber-50: #fffbeb;
  --color-amber-200: #fde68a;
  --color-amber-400: #fbbf24;
  --color-amber-700: #b45309;
  --color-amber-800: #92400e;
  --color-amber-950: #451a03;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

/* ---------- Base Reset ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

body {
  font-family: 'IBM Plex Sans Arabic', sans-serif;
  background-color: var(--color-white);
  color: var(--color-zinc-900);
  transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark,
html.dark body {
  background-color: var(--color-zinc-950);
  color: var(--color-white);
}

img, svg, video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 100%;
}

ul {
  list-style: none;
}

table {
  border-collapse: collapse;
}

th, td {
  text-align: inherit;
}

/* ---------- Direction ---------- */
html[dir="rtl"] {
  direction: rtl;
}

/* ---------- Smooth Transitions (global) ---------- */
*,
*::before,
*::after {
  transition-property: background-color, border-color, color, box-shadow;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

.no-transition,
.no-transition * {
  transition: none !important;
}

/* ---------- Container ---------- */
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.max-w-7xl {
  max-width: 80rem;
}

.max-w-2xl {
  max-width: 42rem;
}

/* ---------- Display ---------- */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.grid {
  display: grid;
}

.hidden {
  display: none;
}

.block {
  display: block;
}

.inline-block {
  display: inline-block;
}

/* ---------- Flex Direction ---------- */
.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* ---------- Flex Alignment ---------- */
.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

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

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

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

/* ---------- Flex / Grid Gap ---------- */
.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-3 {
  gap: 0.75rem;
}

.gap-4 {
  gap: 1rem;
}

.gap-6 {
  gap: 1.5rem;
}

.gap-8 {
  gap: 2rem;
}

.gap-10 {
  gap: 2.5rem;
}

.space-y-0 > * + * {
  margin-top: 0;
}

.space-y-1 > * + * {
  margin-top: 0.25rem;
}

.space-y-2 > * + * {
  margin-top: 0.5rem;
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

.space-y-6 > * + * {
  margin-top: 1.5rem;
}

.space-y-8 > * + * {
  margin-top: 2rem;
}

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

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.w-8 {
  width: 2rem;
}

.w-10 {
  width: 2.5rem;
}

.w-12 {
  width: 3rem;
}

.w-14 {
  width: 3.5rem;
}

.w-16 {
  width: 4rem;
}

.w-20 {
  width: 5rem;
}

.w-40 {
  width: 10rem;
}

.h-full {
  height: 100%;
}

.h-4 {
  height: 1rem;
}

.h-8 {
  height: 2rem;
}

.h-10 {
  height: 2.5rem;
}

.h-12 {
  height: 3rem;
}

.h-14 {
  height: 3.5rem;
}

.h-16 {
  height: 4rem;
}

.h-20 {
  height: 5rem;
}

.h-24 {
  height: 6rem;
}

.h-48 {
  height: 12rem;
}

.h-64 {
  height: 16rem;
}

.h-80 {
  height: 20rem;
}

.h-40 {
  height: 10rem;
}

.h-96 {
  height: 24rem;
}

.max-h-96 {
  max-height: 24rem;
}

/* ---------- Spacing ---------- */
.p-1 {
  padding: 0.25rem;
}

.p-1\.5 {
  padding: 0.375rem;
}

.p-2 {
  padding: 0.5rem;
}

.p-4 {
  padding: 1rem;
}

.p-5 {
  padding: 1.25rem;
}

.p-6 {
  padding: 1.5rem;
}

.px-2 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.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;
}

.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-12 {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.py-16 {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.py-20 {
  padding-top: 5rem;
}

.pt-6 {
  padding-top: 1.5rem;
}

.pt-20 {
  padding-top: 5rem;
}

.pb-20 {
  padding-bottom: 5rem;
}

/* ---------- Margin ---------- */
.mt-0\.5 {
  margin-top: 0.125rem;
}

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

.mt-2 {
  margin-top: 0.5rem;
}

.mt-3 {
  margin-top: 0.75rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-6 {
  margin-top: 1.5rem;
}

.mt-8 {
  margin-top: 2rem;
}

.mb-1 {
  margin-bottom: 0.25rem;
}

.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;
}

.mx-1 {
  margin-left: 0.25rem;
  margin-right: 0.25rem;
}

.mx-2 {
  margin-left: 0.5rem;
  margin-right: 0.5rem;
}

/* ---------- 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-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;
}

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

.font-semibold {
  font-weight: 600;
}

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

.tracking-tight {
  letter-spacing: -0.025em;
}

.leading-relaxed {
  line-height: 1.625;
}

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

.text-right {
  text-align: right;
}

/* ---------- Colors (text) ---------- */
.text-white {
  color: var(--color-white);
}

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

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

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

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

.text-zinc-700 {
  color: var(--color-zinc-700);
}

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

/* ---------- Gray text colors ---------- */
.text-gray-300 { color: var(--color-gray-300); }
.text-gray-400 { color: var(--color-gray-400); }
.text-gray-500 { color: var(--color-gray-500); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-700 { color: var(--color-gray-700); }
.text-gray-800 { color: var(--color-gray-800); }
.text-gray-900 { color: var(--color-gray-900); }

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

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

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

.text-blue-700 {
  color: var(--color-blue-700);
}

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

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

.text-green-700 {
  color: var(--color-green-700);
}

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

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

.text-red-700 {
  color: var(--color-red-700);
}

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

.text-amber-700 {
  color: var(--color-amber-700);
}

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

/* ---------- Colors (background) ---------- */
.bg-white {
  background-color: var(--color-white);
}

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

.bg-zinc-100 {
  background-color: var(--color-zinc-100);
}

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

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

.bg-blue-100 {
  background-color: var(--color-blue-100);
}

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

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

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

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

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

/* ---------- Gray background colors ---------- */
.bg-gray-50 { background-color: var(--color-gray-50); }
.bg-gray-100 { background-color: var(--color-gray-100); }
.bg-gray-200 { background-color: var(--color-gray-200); }

/* ---------- Border Colors ---------- */
.border-zinc-200 {
  border-color: var(--color-zinc-200);
}

.border-zinc-300 {
  border-color: var(--color-zinc-300);
}

.border-zinc-100 {
  border-color: var(--color-zinc-100);
}

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

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

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

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

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

/* ---------- Gray border colors ---------- */
.border-gray-100 { border-color: var(--color-gray-100); }
.border-gray-200 { border-color: var(--color-gray-200); }
.border-gray-300 { border-color: var(--color-gray-300); }

/* ---------- Border ---------- */
.border {
  border-width: 1px;
  border-style: solid;
}

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

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

.border-collapse {
  border-collapse: collapse;
}

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

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

.rounded-md {
  border-radius: 0.375rem;
}

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

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

/* ---------- Box Shadow ---------- */
.shadow-lg {
  box-shadow: var(--shadow-lg);
}

.shadow-xl {
  box-shadow: var(--shadow-xl);
}

/* ---------- Position ---------- */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.fixed {
  position: fixed;
}

.sticky {
  position: sticky;
}

.inset-0 {
  inset: 0;
}

.top-0 {
  top: 0;
}

.top-3 {
  top: 0.75rem;
}

.top-20 {
  top: 5rem;
}

.bottom-0 {
  bottom: 0;
}

.bottom-24 {
  bottom: 6rem;
}

.left-0 {
  left: 0;
}

.left-3 {
  left: 0.75rem;
}

.left-1\/2 {
  left: 50%;
}

.right-0 {
  right: 0;
}

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

.z-40 {
  z-index: 40;
}

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

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

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

/* ---------- Object Fit ---------- */
.object-contain {
  object-fit: contain;
}

/* ---------- Backdrop Blur ---------- */
.backdrop-blur-md {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* ---------- Transitions ---------- */
.transition-all {
  transition-property: all;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

.transition-colors {
  transition-property: background-color, border-color, color;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

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

.hover\:bg-zinc-50:hover {
  background-color: var(--color-zinc-50);
}

.hover\:bg-zinc-100:hover {
  background-color: var(--color-zinc-100);
}

.hover\:bg-zinc-200:hover {
  background-color: var(--color-zinc-200);
}

.hover\:border-blue-500:hover {
  border-color: var(--color-blue-500);
}

.hover\:text-zinc-700:hover {
  color: var(--color-zinc-700);
}

.hover\:text-zinc-900:hover {
  color: var(--color-zinc-900);
}

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

.hover\:underline:hover {
  text-decoration: underline;
}

.hover\:shadow-lg:hover {
  box-shadow: var(--shadow-lg);
}

.hover\:shadow-xl:hover {
  box-shadow: var(--shadow-xl);
}

/* Shadow with color (specific) */
.hover\:shadow-blue-500\/10:hover {
  box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.1), 0 4px 6px -4px rgba(37, 99, 235, 0.1);
}

.shadow-blue-600\/25 {
  box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.25), 0 4px 6px -4px rgba(37, 99, 235, 0.25);
}

.hover\:shadow-blue-600\/30:hover {
  box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.3), 0 8px 10px -6px rgba(37, 99, 235, 0.3);
}

/* ---------- Group Hover ---------- */
.group:hover .group-hover\:bg-blue-600 {
  background-color: var(--color-blue-600);
}

.group:hover .group-hover\:text-white {
  color: var(--color-white);
}

/* ---------- Focus / Active / Disabled ---------- */
:focus-visible {
  outline: 2px solid var(--color-blue-500);
  outline-offset: 2px;
}

/* ---------- SVG Icon sizing ---------- */
svg.h-3, .h-3 {
  height: 0.75rem;
}

svg.w-3, .w-3 {
  width: 0.75rem;
}

svg.h-4, .h-4 {
  height: 1rem;
}

svg.w-4, .w-4 {
  width: 1rem;
}

svg.h-8, .h-8 {
  height: 2rem;
}

svg.w-8, .w-8 {
  width: 2rem;
}

svg.h-10, .h-10 {
  height: 2.5rem;
}

svg.w-10, .w-10 {
  width: 2.5rem;
}

svg.h-16, .h-16 {
  height: 4rem;
}

svg.w-16, .w-16 {
  width: 4rem;
}

/* ---------- Animation ---------- */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* ---------- Border transparent (for spinner) ---------- */
.border-t-transparent {
  border-top-color: transparent;
}

.border-4 {
  border-width: 4px;
}

/* ---------- Flex Shrink ---------- */
.flex-shrink-0 {
  flex-shrink: 0;
}

/* ---------- Aspect Ratio ---------- */
.aspect-video {
  aspect-ratio: 16 / 9;
}

/* ---------- Transform ---------- */
.-translate-x-1\/2 {
  transform: translateX(-50%);
}

/* ---------- Inline flex (specific for icon+text) ---------- */
.inline-flex.items-center.gap-1,
.inline-flex.items-center.gap-2 {
  /* already defined above */
}

/* ---------- Background Gradients ---------- */
.bg-gradient-to-b {
  background-image: linear-gradient(to bottom, var(--tw-gradient-from), var(--tw-gradient-to));
}

.from-blue-50 {
  --tw-gradient-from: var(--color-blue-50);
  --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(255,255,255,0));
}

.to-white {
  --tw-gradient-to: var(--color-white);
}

/* ---------- Compare Toggle ---------- */
.td-compare-toggle {
  cursor: pointer;
}

/* ---------- Theme Toggle (icons) ---------- */
.icon-sun,
.icon-moon {
  display: block;
}

html.dark .icon-sun {
  display: block;
}

html.dark .icon-moon {
  display: none;
}

html:not(.dark) .icon-sun {
  display: none;
}

html:not(.dark) .icon-moon {
  display: block;
}

/* ---------- Mobile Menu ---------- */
.mobile-menu-btn {
  display: block;
}

.mobile-menu {
  display: none;
}

.mobile-menu.open {
  display: block;
}

/* ---------- Loading Spinner Container ---------- */
.loading-spinner {
  display: inline-block;
}

/* ---------- Toast ---------- */
#compare-toast.show {
  display: block;
}

/* ---------- Scrollbar Styling ---------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-zinc-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-zinc-400);
}

html.dark ::-webkit-scrollbar-thumb {
  background-color: var(--color-zinc-700);
}

html.dark ::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-zinc-600);
}

/* ---------- Firefox Scrollbar ---------- */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--color-zinc-300) transparent;
}

html.dark {
  scrollbar-color: var(--color-zinc-700) transparent;
}

/* ===================================================
   MISSING UTILITIES (batch add)
   =================================================== */

/* --- Layout --- */
.min-h-screen { min-height: 100vh; }
.flex-1 { flex: 1 1 0%; }
.justify-end { justify-content: flex-end; }
.col-span-full { grid-column: 1 / -1; }
.order-1 { order: 1; }

/* --- Sizing fractions --- */
.w-1\/3 { width: 33.333333%; }
.w-2\/3 { width: 66.666667%; }
.w-1\/2 { width: 50%; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-36 { height: 9rem; }
.h-auto { height: auto; }
.max-w-3xl { max-width: 48rem; }
.max-w-none { max-width: none; }

/* --- Padding --- */
.p-3 { padding: 0.75rem; }
.p-8 { padding: 2rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
.pt-2 { padding-top: 0.5rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pt-20 { padding-top: 5rem; }

/* --- Margin --- */
.mb-5 { margin-bottom: 1.25rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.ml-1 { margin-left: 0.25rem; }
.mt-10 { margin-top: 2.5rem; }
.mr-1 { margin-right: 0.25rem; }

/* --- Font size --- */
.text-base { font-size: 1rem; line-height: 1.5rem; }

/* --- Typography extras --- */
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.md\:text-5xl { font-size: 3rem; line-height: 1; }
.md\:text-base { font-size: 1rem; line-height: 1.5rem; }

/* --- Grid responsive --- */
.lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.lg\:order-1 { order: 1; }
.lg\:order-2 { order: 2; }
.sm\:order-1 { order: 1; }

/* --- Shadows --- */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }

/* --- Divide --- */
.divide-y > * + * { border-top-width: 1px; }
.divide-gray-100 > * + * { border-color: var(--color-gray-100); }

/* --- Border extras --- */
.border-dashed { border-style: dashed; }
.border-2 { border-width: 2px; }
.border-transparent { border-color: transparent; }

/* --- Radius extras --- */
.rounded { border-radius: 0.25rem; }
.rounded-t-xl { border-top-left-radius: 0.75rem; border-top-right-radius: 0.75rem; }

/* --- Object fit --- */
.object-cover { object-fit: cover; }

/* --- Text colors (remaining) --- */
.text-blue-100 { color: var(--color-blue-100); }
.text-blue-800 { color: var(--color-blue-800); }
.text-amber-600 { color: var(--color-amber-600); }
.text-purple-800 { color: #6b21a8; }

/* --- BG colors (remaining) --- */
.bg-purple-100 { background-color: #f3e8ff; }
.bg-green-500 { background-color: var(--color-green-500); }
.bg-red-100 { background-color: var(--color-red-50); }
.bg-gray-800 { background-color: var(--color-gray-800); }
.bg-gray-900 { background-color: var(--color-gray-900); }
.bg-white\/80 { background-color: rgba(255, 255, 255, 0.8); }

/* --- Border colors (remaining) --- */
.border-green-800 { border-color: var(--color-green-800); }
.border-blue-600 { border-color: #2563eb; }

/* --- Focus states --- */
.focus\:outline-none:focus { outline: none; }
.focus\:border-blue-500:focus { border-color: var(--color-blue-500); }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px var(--color-blue-500); }
.focus\:ring-offset-2:focus { box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--color-blue-500); }
.focus\:ring-blue-500:focus { --tw-ring-color: var(--color-blue-500); }
.focus\:ring-gray-500:focus { --tw-ring-color: var(--color-gray-500); }

/* --- Hover states (remaining) --- */
.hover\:bg-blue-50:hover { background-color: var(--color-blue-50); }
.hover\:bg-blue-100:hover { background-color: var(--color-blue-100); }
.hover\:bg-gray-50:hover { background-color: var(--color-gray-50); }
.hover\:bg-gray-900:hover { background-color: var(--color-gray-900); }
.hover\:bg-red-100:hover { background-color: var(--color-red-100); }
.hover\:bg-red-700:hover { background-color: var(--color-red-700); }
.hover\:border-blue-400:hover { border-color: var(--color-blue-400); }
.hover\:text-blue-400:hover { color: var(--color-blue-400); }
.hover\:shadow-md:hover { box-shadow: var(--shadow-md); }

/* --- Transition extras --- */
.transition-shadow { transition-property: box-shadow; transition-duration: 0.15s; }

/* --- Space between (remaining) --- */
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-5 > * + * { margin-top: 1.25rem; }

/* --- Gradient --- */
.bg-gradient-to-l { background-image: linear-gradient(to left, var(--tw-gradient-from), var(--tw-gradient-to)); }
.from-blue-800 { --tw-gradient-from: var(--color-blue-800); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(30, 64, 175, 0)); }
.to-blue-600 { --tw-gradient-to: var(--color-blue-600); }

/* --- Hover translate --- */
.hover\:-translate-y-0\.5:hover { transform: translateY(-0.125rem); }

/* --- max-w specific --- */
.max-w-3xl { max-width: 48rem; }
.max-w-\[60\%\] { max-width: 60%; }

/* --- Prose --- */
.prose { max-width: 65ch; color: var(--color-zinc-800); line-height: 1.75; }
.prose p { margin-top: 1.25em; margin-bottom: 1.25em; }
.prose h1, .prose h2, .prose h3, .prose h4 { margin-top: 1.5em; margin-bottom: 0.5em; font-weight: 700; }
.prose a { color: var(--color-blue-600); text-decoration: underline; }
.prose ul, .prose ol { padding-left: 1.5em; }
.prose li { margin-top: 0.5em; }
.dark .dark\:prose-invert { color: var(--color-zinc-300); }

/* --- Responsive missing variants --- */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:grid { display: grid; }
  .sm\:w-auto { width: auto; }
  .sm\:gap-6 { gap: 1.5rem; }
}

@media (min-width: 768px) {
  .md\:p-8 { padding: 2rem; }
  .md\:gap-8 { gap: 2rem; }
  .md\:grid { display: grid; }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:grid { display: grid; }
  .lg\:flex-row { flex-direction: row; }
  .lg\:w-72 { width: 18rem; }
  .lg\:flex-shrink-0 { flex-shrink: 0; }
  .lg\:gap-8 { gap: 2rem; }
}

/* --- Dark mode extras --- */
html.dark .dark\:bg-blue-900 { background-color: #1e3a5f; }
html.dark .dark\:bg-red-900\/20 { background-color: rgba(127, 29, 29, 0.2); }
html.dark .dark\:bg-zinc-800\/50 { background-color: rgba(39, 39, 42, 0.5); }
html.dark .dark\:hover\:bg-red-900\/40:hover { background-color: rgba(127, 29, 29, 0.4); }

/* ===================================================
   DARK MODE — prefers-color-scheme
   =================================================== */
@media (prefers-color-scheme: dark) {
  html:not(.light) body {
    background-color: var(--color-zinc-950);
    color: var(--color-white);
  }
}

/* ===================================================
   DARK MODE — .dark class overrides
   =================================================== */

html.dark body,
html.dark .dark\:bg-zinc-950 { background-color: var(--color-zinc-950); }
html.dark .dark\:bg-zinc-900 { background-color: var(--color-zinc-900); }
html.dark .dark\:bg-zinc-900\/50 { background-color: color-mix(in srgb, var(--color-zinc-900) 50%, transparent); }
html.dark .dark\:bg-zinc-800 { background-color: var(--color-zinc-800); }
html.dark .dark\:bg-zinc-950\/80 { background-color: color-mix(in srgb, var(--color-zinc-950) 80%, transparent); }

html.dark .dark\:bg-blue-900\/30 { background-color: color-mix(in srgb, var(--color-blue-900) 30%, transparent); }
html.dark .dark\:bg-blue-900\/50 { background-color: color-mix(in srgb, var(--color-blue-900) 50%, transparent); }
html.dark .dark\:bg-blue-950\/20 { background-color: color-mix(in srgb, var(--color-blue-950) 20%, transparent); }
html.dark .dark\:bg-green-950\/20 { background-color: color-mix(in srgb, var(--color-green-950) 20%, transparent); }
html.dark .dark\:bg-green-900\/30 { background-color: color-mix(in srgb, var(--color-green-900) 30%, transparent); }
html.dark .dark\:bg-red-950\/20 { background-color: color-mix(in srgb, var(--color-red-950) 20%, transparent); }
html.dark .dark\:bg-amber-950\/20 { background-color: color-mix(in srgb, var(--color-amber-950) 20%, transparent); }

html.dark .dark\:text-white { color: var(--color-white); }
html.dark .dark\:text-zinc-300 { color: var(--color-zinc-300); }
html.dark .dark\:text-zinc-400 { color: var(--color-zinc-400); }
html.dark .dark\:text-zinc-500 { color: var(--color-zinc-500); }
html.dark .dark\:text-blue-300 { color: var(--color-blue-300); }
html.dark .dark\:text-blue-400 { color: var(--color-blue-400); }
html.dark .dark\:text-green-300 { color: var(--color-green-300); }
html.dark .dark\:text-green-400 { color: var(--color-green-400); }
html.dark .dark\:text-red-300 { color: var(--color-red-300); }
html.dark .dark\:text-red-400 { color: var(--color-red-400); }
html.dark .dark\:text-amber-400 { color: var(--color-amber-400); }

html.dark .dark\:border-zinc-800 { border-color: var(--color-zinc-800); }
html.dark .dark\:border-zinc-700 { border-color: var(--color-zinc-700); }
html.dark .dark\:border-zinc-600 { border-color: var(--color-zinc-600); }
html.dark .dark\:border-blue-400 { border-color: var(--color-blue-400); }
html.dark .dark\:border-blue-800 { border-color: var(--color-blue-800); }
html.dark .dark\:border-green-800 { border-color: var(--color-green-800); }
html.dark .dark\:border-red-800 { border-color: var(--color-red-800); }
html.dark .dark\:border-amber-800 { border-color: var(--color-amber-800); }

html.dark .dark\:hover\:bg-blue-700:hover { background-color: var(--color-blue-700); }
html.dark .dark\:hover\:bg-zinc-700:hover { background-color: var(--color-zinc-700); }
html.dark .dark\:hover\:bg-zinc-800:hover { background-color: var(--color-zinc-800); }

html.dark .dark\:hover\:text-white:hover { color: var(--color-white); }
html.dark .dark\:hover\:text-blue-400:hover { color: var(--color-blue-400); }

html.dark .dark\:hover\:border-blue-400:hover { border-color: var(--color-blue-400); }

/* Dark gradient */
html.dark .dark\:from-zinc-900 { --tw-gradient-from: var(--color-zinc-900); }
html.dark .dark\:to-zinc-950 { --tw-gradient-to: var(--color-zinc-950); }

/* ===================================================
   RESPONSIVE BREAKPOINTS
   =================================================== */

/* sm: 640px+ */
@media (min-width: 640px) {
  .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\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:p-8 { padding: 2rem; }
  .sm\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
  .sm\:text-5xl { font-size: 3rem; line-height: 1; }
  .sm\:h-80 { height: 20rem; }
}

/* md: 768px+ */
@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* lg: 1024px+ */
@media (min-width: 1024px) {
  .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-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:hidden { display: none; }
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .lg\:text-6xl { font-size: 3.75rem; line-height: 1; }
}

/* xl: 1280px+ */
@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ===================================================
   PRINT STYLES
   =================================================== */
@media print {
  .mobile-menu,
  .mobile-menu-btn,
  .theme-toggle,
  #compare-bar,
  #compare-toast {
    display: none !important;
  }
}