/*! 
 * HSN Business Management System
 * Complete Tailwind CSS - Local Build
 * All styles work offline without any CDN
 */

/* ===== CSS RESET & BASE ===== */
*, ::before, ::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: #e5e7eb;
}

::before, ::after {
  --tw-content: '';
}

html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  tab-size: 4;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-feature-settings: normal;
  font-variation-settings: normal;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  line-height: inherit;
  background-color: #f9fafb;
  color: #111827;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

hr {
  height: 0;
  color: inherit;
  border-top-width: 1px;
}

h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  font-weight: 600;
  color: #111827;
}

a {
  color: inherit;
  text-decoration: inherit;
  transition: color 150ms;
}

b, strong {
  font-weight: bolder;
}

code, kbd, samp, pre {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 1em;
}

small {
  font-size: 80%;
}

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub { bottom: -0.25em; }
sup { top: -0.5em; }

table {
  text-indent: 0;
  border-color: inherit;
  border-collapse: collapse;
  width: 100%;
  font-size: 0.875rem;
  text-align: left;
  color: #6b7280;
}

button, input, optgroup, select, textarea {
  font-family: inherit;
  font-size: 100%;
  font-weight: inherit;
  line-height: inherit;
  color: inherit;
  margin: 0;
  padding: 0;
}

button, select {
  text-transform: none;
}

button, [type='button'], [type='reset'], [type='submit'] {
  -webkit-appearance: button;
  background-color: transparent;
  background-image: none;
}

:-moz-focusring {
  outline: auto;
}

:-moz-ui-invalid {
  box-shadow: none;
}

progress {
  vertical-align: baseline;
}

::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}

[type='search'] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}

::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}

summary {
  display: list-item;
}

blockquote, dl, dd, h1, h2, h3, h4, h5, h6, hr, figure, p, pre {
  margin: 0;
}

fieldset {
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

ol, ul, menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

textarea {
  resize: vertical;
}

input::placeholder, textarea::placeholder {
  opacity: 1;
  color: #9ca3af;
}

button, [role="button"] {
  cursor: pointer;
}

:disabled {
  cursor: default;
}

img, svg, video, canvas, audio, iframe, embed, object {
  display: block;
  vertical-align: middle;
}

img, video {
  max-width: 100%;
  height: auto;
}

[hidden] {
  display: none;
}

/* ===== FORM BASE STYLES ===== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
input[type="url"],
input[type="search"],
select,
textarea {
  display: block;
  width: 100%;
  border-radius: 0.375rem;
  border: 1px solid #d1d5db;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  background-color: #fff;
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgb(59 130 246 / 0.2);
}

/* Table base */
th {
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-align: left;
  text-transform: uppercase;
  color: #374151;
  background-color: #f9fafb;
}

td {
  padding: 0.75rem 1rem;
  white-space: nowrap;
}

/* ===== COMPONENT CLASSES ===== */

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-success,
.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  cursor: pointer;
  text-decoration: none;
  transition: all 150ms;
}

.btn-primary {
  background-color: #2563eb;
  color: #fff;
}
.btn-primary:hover {
  background-color: #1d4ed8;
}
.btn-primary:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #3b82f6;
}

.btn-secondary {
  background-color: #fff;
  color: #374151;
  border-color: #d1d5db;
}
.btn-secondary:hover {
  background-color: #f9fafb;
}
.btn-secondary:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #3b82f6;
}

.btn-success {
  background-color: #16a34a;
  color: #fff;
}
.btn-success:hover {
  background-color: #15803d;
}
.btn-success:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #22c55e;
}

.btn-danger {
  background-color: #dc2626;
  color: #fff;
}
.btn-danger:hover {
  background-color: #b91c1c;
}
.btn-danger:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #ef4444;
}

.btn-primary:disabled,
.btn-secondary:disabled,
.btn-success:disabled,
.btn-danger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

/* Cards */
.card {
  background-color: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  border: 1px solid #e5e7eb;
}

.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #e5e7eb;
}

.card-body {
  padding: 1rem 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid #e5e7eb;
  background-color: #f9fafb;
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.25rem;
}

.form-input,
.form-select {
  display: block;
  width: 100%;
  border-radius: 0.375rem;
  border: 1px solid #d1d5db;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  background-color: #fff;
}

.form-input:focus,
.form-select:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgb(59 130 246 / 0.2);
}

.form-error {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #dc2626;
}

.form-help {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #6b7280;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
}

.alert-success {
  background-color: #ecfdf5;
  color: #065f46;
  border-color: #a7f3d0;
}

.alert-error {
  background-color: #fef2f2;
  color: #991b1b;
  border-color: #fecaca;
}

.alert-warning {
  background-color: #fffbeb;
  color: #92400e;
  border-color: #fde68a;
}

.alert-info {
  background-color: #eff6ff;
  color: #1e40af;
  border-color: #bfdbfe;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-gray {
  background-color: #f3f4f6;
  color: #1f2937;
}

.badge-blue {
  background-color: #dbeafe;
  color: #1e40af;
}

.badge-green {
  background-color: #dcfce7;
  color: #166534;
}

.badge-red {
  background-color: #fee2e2;
  color: #991b1b;
}

.badge-yellow {
  background-color: #fef9c3;
  color: #854d0e;
}

.badge-purple {
  background-color: #f3e8ff;
  color: #6b21a8;
}

/* Data Tables */
.data-table {
  min-width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.data-table thead {
  background-color: #f9fafb;
}

.data-table tbody {
  background-color: #fff;
}

.data-table tbody tr {
  border-bottom: 1px solid #e5e7eb;
}

.data-table tbody tr:hover {
  background-color: #f9fafb;
}

/* Sidebar */
.sidebar-link {
  display: flex;
  align-items: center;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #4b5563;
  border-radius: 0.5rem;
  transition: all 150ms;
}

.sidebar-link:hover {
  background-color: #f3f4f6;
  color: #111827;
}

.sidebar-link.active {
  background-color: #eff6ff;
  color: #1d4ed8;
}

.sidebar-link svg {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.75rem;
  color: #9ca3af;
}

.sidebar-link.active svg {
  color: #3b82f6;
}

/* Page titles */
.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
}

.page-subtitle {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 0.25rem;
}

/* Stats cards */
.stats-card {
  background-color: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  border: 1px solid #e5e7eb;
  padding: 1.5rem;
}

.stats-card-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: #111827;
}

.stats-card-label {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 0.25rem;
}

/* Action buttons */
.action-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 0.25rem;
  transition: all 150ms;
}

.action-btn-view {
  color: #2563eb;
}
.action-btn-view:hover {
  color: #1e40af;
  background-color: #eff6ff;
}

.action-btn-edit {
  color: #16a34a;
}
.action-btn-edit:hover {
  color: #166534;
  background-color: #f0fdf4;
}

.action-btn-delete {
  color: #dc2626;
}
.action-btn-delete:hover {
  color: #991b1b;
  background-color: #fef2f2;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 0;
}

.empty-state-icon {
  margin: 0 auto;
  height: 3rem;
  width: 3rem;
  color: #9ca3af;
}

.empty-state-title {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #111827;
}

.empty-state-description {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #6b7280;
}

/* Loading spinner */
.spinner {
  animation: spin 1s linear infinite;
  height: 1.25rem;
  width: 1.25rem;
  color: #2563eb;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Dropdowns */
.dropdown-menu {
  position: absolute;
  right: 0;
  z-index: 10;
  margin-top: 0.5rem;
  width: 12rem;
  transform-origin: top right;
  border-radius: 0.375rem;
  background-color: #fff;
  padding: 0.25rem 0;
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  border: 1px solid rgb(0 0 0 / 0.05);
}

.dropdown-item {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: #374151;
}

.dropdown-item:hover {
  background-color: #f3f4f6;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgb(107 114 128 / 0.75);
  transition: opacity 150ms;
}

.modal-container {
  background-color: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  max-width: 32rem;
  width: 100%;
}

/* Print utilities */
@media print {
  .no-print, .print\:hidden {
    display: none !important;
  }
  .print-only {
    display: block !important;
  }
  .print\:shadow-none {
    box-shadow: none !important;
  }
  .print\:border-none {
    border: none !important;
  }
}

/* ===== TAILWIND UTILITY CLASSES ===== */

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.table { display: table; }

/* Position */
.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }

.inset-0 { inset: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* Z-index */
.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; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.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; }
.grow { flex-grow: 1; }
.shrink { flex-shrink: 1; }
.shrink-0 { flex-shrink: 0; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.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; }

/* 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-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

.col-span-1 { grid-column: span 1 / span 1; }
.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-5 { grid-column: span 5 / span 5; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-full { grid-column: 1 / -1; }

/* Spacing - Margin */
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.m-5 { margin: 1.25rem; }
.m-6 { margin: 1.5rem; }
.m-8 { margin: 2rem; }
.m-auto { margin: auto; }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mt-0 { margin-top: 0; }
.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-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }

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

.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; }

.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; }

.-mt-1 { margin-top: -0.25rem; }
.-mt-2 { margin-top: -0.5rem; }

/* Spacing - Padding */
.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-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-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; }

.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; }

.pr-0 { padding-right: 0; }
.pr-2 { padding-right: 0.5rem; }
.pr-4 { padding-right: 1rem; }

.pb-0 { padding-bottom: 0; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-4 { padding-bottom: 1rem; }

.pl-0 { padding-left: 0; }
.pl-2 { padding-left: 0.5rem; }
.pl-4 { padding-left: 1rem; }

/* Width */
.w-0 { width: 0; }
.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-72 { width: 18rem; }
.w-80 { width: 20rem; }
.w-96 { width: 24rem; }
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.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%; }

/* Min/Max Width */
.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.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%; }

/* Height */
.h-0 { height: 0; }
.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-64 { height: 16rem; }
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }

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

/* Typography */
.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; }

.font-thin { font-weight: 100; }
.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; }

.italic { font-style: italic; }
.not-italic { font-style: normal; }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

.align-top { vertical-align: top; }
.align-middle { vertical-align: middle; }
.align-bottom { vertical-align: bottom; }

.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }

.tracking-tighter { letter-spacing: -0.05em; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-normal { letter-spacing: 0; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }

.whitespace-normal { white-space: normal; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre { white-space: pre; }
.whitespace-pre-line { white-space: pre-line; }
.whitespace-pre-wrap { white-space: pre-wrap; }

.break-normal { word-break: normal; overflow-wrap: normal; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }

.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.underline { text-decoration: underline; }
.line-through { text-decoration: line-through; }
.no-underline { text-decoration: none; }

/* Text Colors */
.text-transparent { color: transparent; }
.text-black { color: #000; }
.text-white { color: #fff; }

.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; }

.text-red-50 { color: #fef2f2; }
.text-red-100 { color: #fee2e2; }
.text-red-200 { color: #fecaca; }
.text-red-300 { color: #fca5a5; }
.text-red-400 { color: #f87171; }
.text-red-500 { color: #ef4444; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.text-red-800 { color: #991b1b; }
.text-red-900 { color: #7f1d1d; }

.text-green-50 { color: #f0fdf4; }
.text-green-100 { color: #dcfce7; }
.text-green-200 { color: #bbf7d0; }
.text-green-300 { color: #86efac; }
.text-green-400 { color: #4ade80; }
.text-green-500 { color: #22c55e; }
.text-green-600 { color: #16a34a; }
.text-green-700 { color: #15803d; }
.text-green-800 { color: #166534; }
.text-green-900 { color: #14532d; }

.text-blue-50 { color: #eff6ff; }
.text-blue-100 { color: #dbeafe; }
.text-blue-200 { color: #bfdbfe; }
.text-blue-300 { color: #93c5fd; }
.text-blue-400 { color: #60a5fa; }
.text-blue-500 { color: #3b82f6; }
.text-blue-600 { color: #2563eb; }
.text-blue-700 { color: #1d4ed8; }
.text-blue-800 { color: #1e40af; }
.text-blue-900 { color: #1e3a8a; }

.text-yellow-50 { color: #fefce8; }
.text-yellow-100 { color: #fef9c3; }
.text-yellow-200 { color: #fef08a; }
.text-yellow-300 { color: #fde047; }
.text-yellow-400 { color: #facc15; }
.text-yellow-500 { color: #eab308; }
.text-yellow-600 { color: #ca8a04; }
.text-yellow-700 { color: #a16207; }
.text-yellow-800 { color: #854d0e; }
.text-yellow-900 { color: #713f12; }

.text-purple-500 { color: #a855f7; }
.text-purple-600 { color: #9333ea; }
.text-purple-700 { color: #7e22ce; }

/* Background Colors */
.bg-transparent { background-color: transparent; }
.bg-black { background-color: #000; }
.bg-white { background-color: #fff; }

.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-500 { background-color: #ef4444; }
.bg-red-600 { background-color: #dc2626; }
.bg-red-700 { background-color: #b91c1c; }

.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; }

.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-200 { background-color: #bfdbfe; }
.bg-blue-500 { background-color: #3b82f6; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }

.bg-yellow-50 { background-color: #fefce8; }
.bg-yellow-100 { background-color: #fef9c3; }
.bg-yellow-200 { background-color: #fef08a; }
.bg-yellow-500 { background-color: #eab308; }
.bg-yellow-600 { background-color: #ca8a04; }

.bg-purple-50 { background-color: #faf5ff; }
.bg-purple-100 { background-color: #f3e8ff; }
.bg-purple-500 { background-color: #a855f7; }
.bg-purple-600 { background-color: #9333ea; }

/* Border */
.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-r { border-right-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-l { border-left-width: 1px; }

.border-t-0 { border-top-width: 0; }
.border-r-0 { border-right-width: 0; }
.border-b-0 { border-bottom-width: 0; }
.border-l-0 { border-left-width: 0; }

.border-transparent { border-color: transparent; }
.border-black { border-color: #000; }
.border-white { border-color: #fff; }
.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-red-200 { border-color: #fecaca; }
.border-red-500 { border-color: #ef4444; }
.border-green-200 { border-color: #bbf7d0; }
.border-green-500 { border-color: #22c55e; }
.border-blue-200 { border-color: #bfdbfe; }
.border-blue-500 { border-color: #3b82f6; }
.border-yellow-200 { border-color: #fef08a; }

.border-solid { border-style: solid; }
.border-dashed { border-style: dashed; }
.border-dotted { border-style: dotted; }
.border-none { border-style: none; }

/* Border Radius */
.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-none { border-top-left-radius: 0; border-top-right-radius: 0; }
.rounded-t-lg { border-top-left-radius: 0.5rem; border-top-right-radius: 0.5rem; }
.rounded-b-none { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.rounded-b-lg { border-bottom-left-radius: 0.5rem; border-bottom-right-radius: 0.5rem; }

/* Shadow */
.shadow-sm { box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05); }
.shadow { box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1); }
.shadow-md { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25); }
.shadow-none { box-shadow: none; }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Overflow */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }

/* Cursor */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-not-allowed { cursor: not-allowed; }

/* Pointer Events */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* User Select */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* Transitions */
.transition-none { transition-property: none; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.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-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-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }

.duration-75 { transition-duration: 75ms; }
.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; }

/* Transform */
.transform { transform: translateX(var(--tw-translate-x, 0)) translateY(var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0)) skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1)); }
.transform-none { transform: none; }

/* Divide */
.divide-y > :not([hidden]) ~ :not([hidden]) {
  border-top-width: 1px;
  border-bottom-width: 0;
}

.divide-x > :not([hidden]) ~ :not([hidden]) {
  border-right-width: 0;
  border-left-width: 1px;
}

.divide-gray-200 > :not([hidden]) ~ :not([hidden]) {
  border-color: #e5e7eb;
}

.divide-gray-300 > :not([hidden]) ~ :not([hidden]) {
  border-color: #d1d5db;
}

/* Space */
.space-x-1 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.25rem; }
.space-x-2 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.5rem; }
.space-x-3 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.75rem; }
.space-x-4 > :not([hidden]) ~ :not([hidden]) { margin-left: 1rem; }

.space-y-1 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.25rem; }
.space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem; }
.space-y-3 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.75rem; }
.space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem; }
.space-y-6 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.5rem; }
.space-y-8 > :not([hidden]) ~ :not([hidden]) { margin-top: 2rem; }

/* Ring */
.ring-0 { box-shadow: var(--tw-ring-inset) 0 0 0 calc(0px + var(--tw-ring-offset-width, 0px)) var(--tw-ring-color, rgb(59 130 246 / 0.5)); }
.ring-1 { box-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width, 0px)) var(--tw-ring-color, rgb(59 130 246 / 0.5)); }
.ring-2 { box-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width, 0px)) var(--tw-ring-color, rgb(59 130 246 / 0.5)); }

.ring-blue-500 { --tw-ring-color: #3b82f6; }
.ring-green-500 { --tw-ring-color: #22c55e; }
.ring-red-500 { --tw-ring-color: #ef4444; }

.ring-offset-2 { --tw-ring-offset-width: 2px; }

/* Focus states */
.focus\:outline-none:focus { outline: 2px solid transparent; outline-offset: 2px; }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px #fff, 0 0 0 4px #3b82f6; }
.focus\:ring-blue-500:focus { --tw-ring-color: #3b82f6; }
.focus\:border-blue-500:focus { border-color: #3b82f6; }

/* Hover states */
.hover\:bg-gray-50:hover { background-color: #f9fafb; }
.hover\:bg-gray-100:hover { background-color: #f3f4f6; }
.hover\:bg-blue-50:hover { background-color: #eff6ff; }
.hover\:bg-blue-700:hover { background-color: #1d4ed8; }
.hover\:bg-green-50:hover { background-color: #f0fdf4; }
.hover\:bg-green-700:hover { background-color: #15803d; }
.hover\:bg-red-50:hover { background-color: #fef2f2; }
.hover\:bg-red-700:hover { background-color: #b91c1c; }

.hover\:text-gray-700:hover { color: #374151; }
.hover\:text-gray-800:hover { color: #1f2937; }
.hover\:text-gray-900:hover { color: #111827; }
.hover\:text-blue-600:hover { color: #2563eb; }
.hover\:text-blue-700:hover { color: #1d4ed8; }
.hover\:text-blue-800:hover { color: #1e40af; }
.hover\:text-blue-900:hover { color: #1e3a8a; }
.hover\:text-green-800:hover { color: #166534; }
.hover\:text-green-900:hover { color: #14532d; }
.hover\:text-red-700:hover { color: #b91c1c; }
.hover\:text-red-900:hover { color: #7f1d1d; }

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

/* Disabled states */
.disabled\:opacity-50:disabled { opacity: 0.5; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }

/* Responsive - Small screens and up (sm: 640px) */
@media (min-width: 640px) {
  .sm\:text-sm { font-size: 0.875rem; line-height: 1.25rem; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:max-w-lg { max-width: 32rem; }
  .sm\:w-full { width: 100%; }
}

/* Responsive - Medium screens and up (md: 768px) */
@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\:col-span-2 { grid-column: span 2 / span 2; }
  .md\:col-span-3 { grid-column: span 3 / span 3; }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:w-64 { width: 16rem; }
  .md\:ml-64 { margin-left: 16rem; }
}

/* Responsive - Large screens and up (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-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
}

/* Responsive - Extra large screens and up (xl: 1280px) */
@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}