/* Global styles - variables, resets, and common styles */

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

html {
	font-size: 16px;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

body {
	font-family: var(--font-family);
	font-size: var(--font-size-base);
	line-height: 1.5;
	color: var(--text-primary);
	background-color: var(--bg-primary);
	min-height: 100vh;
}

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

a:hover {
	color: var(--color-primary-hover);
}

button {
	cursor: pointer;
	font-family: inherit;
	font-size: inherit;
}

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

/* Common utility classes */
.container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 var(--spacing-md);
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--spacing-xs);
	padding: var(--spacing-sm) var(--spacing-lg);
	font-weight: 500;
	border-radius: var(--radius-md);
	border: none;
	cursor: pointer;
	transition: all var(--transition-fast);
}

.btn:disabled {
	opacity: 0.7;
	cursor: not-allowed;
}

.btn-loading {
	pointer-events: none;
}

.btn-spinner {
	width: 16px;
	height: 16px;
	animation: btn-spin 0.8s linear infinite;
}

@keyframes btn-spin {
	to { transform: rotate(360deg); }
}

.btn-primary {
	background-color: var(--color-primary);
	color: white;
}

.btn-primary:hover {
	background-color: var(--color-primary-hover);
}

.btn-secondary {
	background-color: var(--bg-tertiary);
	color: var(--text-primary);
}

.btn-secondary:hover {
	background-color: var(--border-color);
}

/* Form elements */
.form-group {
	margin-bottom: var(--spacing-md);
}

.form-row {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: var(--spacing-md);
}

.form-label {
	display: block;
	margin-bottom: var(--spacing-xs);
	font-size: var(--font-size-sm);
	font-weight: 500;
	color: var(--text-secondary);
}

.form-input {
	width: 100%;
	padding: var(--spacing-sm) var(--spacing-md);
	background-color: var(--bg-tertiary);
	border: 1px solid var(--border-color);
	border-radius: var(--radius-md);
	color: var(--text-primary);
	transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
	outline: none;
	border-color: var(--border-focus);
	box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.form-input::placeholder {
	color: var(--text-muted);
}

/* Alert messages */
.alert {
	padding: var(--spacing-sm) var(--spacing-md);
	border-radius: var(--radius-md);
	margin-bottom: var(--spacing-md);
	font-size: var(--font-size-sm);
}

.alert-error {
	background-color: rgba(239, 68, 68, 0.1);
	border: 1px solid var(--color-danger);
	color: var(--color-danger);
}

.alert-success {
	background-color: rgba(16, 185, 129, 0.1);
	border: 1px solid var(--color-success);
	color: var(--color-success);
}