:root {
	--font-family-base: 'Poppins', Arial, sans-serif;
	--color-text: #202531;
	--color-muted: #64748b;
	--color-border: rgba(148, 163, 184, 0.35);
	--color-border-strong: rgba(15, 23, 42, 0.12);
	--color-primary: #6366f1;
	--color-primary-dark: #4338ca;
	--color-success: #16a34a;
	--color-warning: #d97706;
	--color-danger: #ef4444;
	--color-surface: #ffffff;
	--color-surface-alt: #f1f5f9;
	--shadow-card: 0 14px 48px rgba(15, 23, 42, 0.08);
	--shadow-card-small: 0 8px 24px rgba(15, 23, 42, 0.06);

	--space-0: 0;
	--space-xxs: 4px;
	--space-xs: 6px;
	--space-sm: 8px;
	--space-md: 12px;
	--space-lg: 16px;
	--space-xl: 24px;
	--space-2xl: 28px;
	--space-3xl: 32px;

	--radius-sm: 6px;
	--radius-md: 10px;
	--radius-lg: 14px;
	--radius-pill: 999px;
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	font-family: var(--font-family-base);
	color: var(--color-text);
	background: #ffffff;
	line-height: 1.5;
}

a {
	color: var(--color-primary);
	text-decoration: none;
}

a:hover,
a:focus-visible {
	color: var(--color-primary-dark);
	text-decoration: underline;
	outline: none;
}

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

[hidden] {
	display: none !important;
}

/* Layout utilities */
.u-container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 var(--space-lg);
}

.u-maxw-sm { max-width: 480px; }
.u-maxw-md { max-width: 680px; }
.u-maxw-lg { max-width: 920px; }
.u-maxw-xl { max-width: 1000px; }

.u-flex { display: flex; }
.u-inline-flex { display: inline-flex; }
.u-flex-col { flex-direction: column; }
.u-flex-wrap { flex-wrap: wrap; }
.u-items-center { align-items: center; }
.u-items-start { align-items: flex-start; }
.u-items-end { align-items: flex-end; }
.u-justify-between { justify-content: space-between; }
.u-justify-center { justify-content: center; }
.u-justify-end { justify-content: flex-end; }

.u-grid { display: grid; gap: var(--space-lg); }
.u-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.u-grid-auto { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

.u-gap-xs { gap: var(--space-xs); }
.u-gap-sm { gap: var(--space-sm); }
.u-gap-md { gap: var(--space-md); }
.u-gap-lg { gap: var(--space-lg); }
.u-gap-xl { gap: var(--space-xl); }

.u-align-self-end { align-self: flex-end; }
.u-w-full { width: 100%; }
.u-w-auto { width: auto; }

/* Typography utilities */
.u-text-left { text-align: left; }
.u-text-center { text-align: center; }
.u-text-right { text-align: right; }

.u-text-xs { font-size: 0.75rem; }
.u-text-sm { font-size: 0.85rem; }
.u-text-base { font-size: 1rem; }
.u-text-lg { font-size: 1.15rem; }
.u-text-xl { font-size: 1.5rem; }

.u-text-muted { color: var(--color-muted); }
.u-text-strong { font-weight: 600; }
.u-text-bold { font-weight: 700; }

.u-leading-tight { line-height: 1.3; }
.u-leading-relaxed { line-height: 1.6; }

/* Spacing utilities */
.u-m-0 { margin: 0 !important; }
.u-mt-0 { margin-top: 0 !important; }
.u-mb-0 { margin-bottom: 0 !important; }
.u-mt-xs { margin-top: var(--space-xs) !important; }
.u-mt-sm { margin-top: var(--space-sm) !important; }
.u-mt-md { margin-top: var(--space-md) !important; }
.u-mt-lg { margin-top: var(--space-lg) !important; }
.u-mt-xl { margin-top: var(--space-xl) !important; }
.u-mt-2xl { margin-top: var(--space-2xl) !important; }
.u-mb-xs { margin-bottom: var(--space-xs) !important; }
.u-mb-sm { margin-bottom: var(--space-sm) !important; }
.u-mb-md { margin-bottom: var(--space-md) !important; }
.u-mb-lg { margin-bottom: var(--space-lg) !important; }
.u-mb-xl { margin-bottom: var(--space-xl) !important; }
.u-mb-2xl { margin-bottom: var(--space-2xl) !important; }

.u-pt-xl { padding-top: var(--space-xl) !important; }
.u-pb-xl { padding-bottom: var(--space-xl) !important; }
.u-py-lg { padding-top: var(--space-lg) !important; padding-bottom: var(--space-lg) !important; }
.u-px-lg { padding-left: var(--space-lg) !important; padding-right: var(--space-lg) !important; }

/* Shadows & borders */
.u-shadow-lg { box-shadow: var(--shadow-card); }
.u-shadow-md { box-shadow: var(--shadow-card-small); }
.u-rounded-sm { border-radius: var(--radius-sm); }
.u-rounded-md { border-radius: var(--radius-md); }
.u-rounded-lg { border-radius: var(--radius-lg); }
.u-rounded-pill { border-radius: var(--radius-pill); }
.u-border { border: 1px solid var(--color-border); }
.u-border-strong { border: 1px solid var(--color-border-strong); }

/* Form controls */
.c-input,
.c-select,
.c-textarea {
	width: 100%;
	font: inherit;
	color: inherit;
	padding: 10px 12px;
	border-radius: var(--radius-md);
	border: 1px solid var(--color-border);
	background: #ffffff;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.c-textarea {
	resize: vertical;
	min-height: 120px;
}

.c-select {
	appearance: none;
	background-image: linear-gradient(45deg, transparent 50%, var(--color-muted) 50%),
		linear-gradient(135deg, var(--color-muted) 50%, transparent 50%);
	background-position: right 14px top 50%, right 9px top 50%;
	background-size: 6px 6px;
	background-repeat: no-repeat;
}

.c-input:focus,
.c-select:focus,
.c-textarea:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}

.c-input--inline,
.c-select--inline {
	width: auto;
}

.c-label {
	display: flex;
	flex-direction: column;
	font-size: 0.85rem;
	font-weight: 600;
	gap: var(--space-xs);
	color: var(--color-text);
}

.c-checkbox,
.c-radio {
	accent-color: var(--color-primary);
}

/* Buttons */
.c-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-xs);
	padding: 10px 18px;
	border-radius: var(--radius-md);
	border: 1px solid transparent;
	font-weight: 600;
	font-size: 0.95rem;
	cursor: pointer;
	transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.c-btn:disabled {
	opacity: 0.55;
	cursor: not-allowed;
	box-shadow: none;
}

.c-btn--primary {
	color: #ffffff;
	background: linear-gradient(120deg, var(--color-primary), #22d3ee);
	box-shadow: 0 8px 20px rgba(99, 102, 241, 0.34);
}

.c-btn--primary:hover,
.c-btn--primary:focus-visible {
	background: linear-gradient(120deg, #4f46e5, #0ea5e9);
}

.c-btn--outline {
	color: var(--color-primary);
	border-color: rgba(79, 70, 229, 0.35);
	background: #ffffff;
}

.c-btn--outline:hover,
.c-btn--outline:focus-visible {
	border-color: rgba(79, 70, 229, 0.6);
	color: #312e81;
}

.c-btn--outline-danger {
	color: var(--color-danger);
	border-color: rgba(239, 68, 68, 0.35);
	background: #ffffff;
}

.c-btn--outline-danger:hover,
.c-btn--outline-danger:focus-visible {
	border-color: rgba(239, 68, 68, 0.6);
	color: #b91c1c;
}

.c-btn--ghost {
	color: var(--color-muted);
	background: transparent;
	border-color: transparent;
}

.c-btn--ghost:hover,
.c-btn--ghost:focus-visible {
	color: var(--color-text);
	background: rgba(15, 23, 42, 0.06);
}

/* Table base */
.c-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.95rem;
}

.c-table th,
.c-table td {
	padding: var(--space-sm);
	border: 1px solid rgba(148, 163, 184, 0.35);
	text-align: left;
}

.c-table th {
	font-weight: 600;
	background: var(--color-surface-alt);
}

@media (max-width: 720px) {
	.u-grid-2 {
		grid-template-columns: 1fr;
	}

	.u-hide-mobile {
		display: none !important;
	}
}