/* ── Utilities ── */

.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 640px) { .container { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Flex */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

/* Grid */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1023px) {
	.grid-4 { grid-template-columns: repeat(2, 1fr); }
	.grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 639px) {
	.grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* Gaps */
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }

/* Spacing */
.py-4  { padding-top: 1rem; padding-bottom: 1rem; }
.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; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.px-4  { padding-left: 1rem; padding-right: 1rem; }
.px-6  { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8  { padding-left: 2rem; padding-right: 2rem; }
.p-4   { padding: 1rem; }
.p-5   { padding: 1.25rem; }
.p-6   { padding: 1.5rem; }
.p-8   { padding: 2rem; }
.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; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.mt-4  { margin-top: 1rem; }
.mt-6  { margin-top: 1.5rem; }
.mt-8  { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }

/* Text */
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.leading-relaxed { line-height: 1.7; }
.leading-tight { line-height: 1.25; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--muted-foreground); }
.text-foreground { color: var(--foreground); }
.text-accent { color: var(--accent); }
.text-destructive { color: var(--destructive); }
.text-white { color: #ffffff; }

/* Background */
.bg-white { background-color: #ffffff; }
.bg-background { background-color: var(--background); }
.bg-primary { background-color: var(--primary); }
.bg-muted { background-color: var(--muted); }
.bg-surface { background-color: var(--surface); }

/* Border */
.border { border: 1px solid var(--border); }
.border-t { border-top: 1px solid var(--border); }
.border-b { border-bottom: 1px solid var(--border); }
.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

/* Shadow */
.shadow { box-shadow: var(--shadow); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }
.overflow-hidden { overflow: hidden; }

/* Hidden */
.hidden { display: none; }

@media (min-width: 640px) { .sm\:block { display: block; } .sm\:hidden { display: none; } .sm\:grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .md\:flex { display: flex; } .md\:hidden { display: none; } .md\:grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .lg\:block { display: block; } .lg\:grid-2 { grid-template-columns: repeat(2, 1fr); } .lg\:grid-3 { grid-template-columns: repeat(3, 1fr); } .lg\:grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* Animation */
@keyframes fadeUp {
	from { opacity: 0; transform: translateY(20px); }
	to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
	from { opacity: 0; }
	to   { opacity: 1; }
}
.animate-fade-up { animation: fadeUp 0.5s ease forwards; }
.animate-fade-in { animation: fadeIn 0.3s ease forwards; }