/**
 * PlugFlow Frontend
 *
 * Global frontend foundation.
 *
 * @package PlugFlow
 */

/* =========================================================
   ROOT
   ========================================================= */

.pf-app,
.pf-frontend,
.pf-crm {
	--pf-primary: #2563eb;
	--pf-primary-hover: #1d4ed8;
	--pf-primary-soft: #eff6ff;

	--pf-success: #16a34a;
	--pf-success-soft: #f0fdf4;

	--pf-warning: #d97706;
	--pf-warning-soft: #fffbeb;

	--pf-danger: #dc2626;
	--pf-danger-soft: #fef2f2;

	--pf-text: #111827;
	--pf-text-secondary: #4b5563;
	--pf-text-muted: #6b7280;

	--pf-border: #e5e7eb;
	--pf-border-light: #f1f5f9;

	--pf-bg: #f8fafc;
	--pf-card: #ffffff;

	--pf-radius-sm: 6px;
	--pf-radius: 10px;
	--pf-radius-lg: 14px;

	--pf-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
	--pf-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);

	box-sizing: border-box;
}

.pf-app *,
.pf-app *::before,
.pf-app *::after,
.pf-frontend *,
.pf-frontend *::before,
.pf-frontend *::after,
.pf-crm *,
.pf-crm *::before,
.pf-crm *::after {
	box-sizing: border-box;
}


/* =========================================================
   PAGE FOUNDATION
   ========================================================= */

.pf-app {
	width: 100%;
	max-width: 1400px;
	margin: 0 auto;
	padding: 24px;
	color: var(--pf-text);
	font-family:
		-apple-system,
		BlinkMacSystemFont,
		"Segoe UI",
		Roboto,
		Helvetica,
		Arial,
		sans-serif;
	line-height: 1.5;
}

.pf-frontend {
	width: 100%;
	color: var(--pf-text);
}

.pf-crm {
	width: 100%;
	background: var(--pf-bg);
	color: var(--pf-text);
}


/* =========================================================
   TYPOGRAPHY
   ========================================================= */

.pf-app h1,
.pf-app h2,
.pf-app h3,
.pf-app h4,
.pf-app h5,
.pf-app h6,
.pf-frontend h1,
.pf-frontend h2,
.pf-frontend h3,
.pf-frontend h4,
.pf-frontend h5,
.pf-frontend h6,
.pf-crm h1,
.pf-crm h2,
.pf-crm h3,
.pf-crm h4,
.pf-crm h5,
.pf-crm h6 {
	margin-top: 0;
	color: var(--pf-text);
}

.pf-app h1,
.pf-frontend h1,
.pf-crm h1 {
	font-size: 30px;
	line-height: 1.2;
	font-weight: 700;
}

.pf-app h2,
.pf-frontend h2,
.pf-crm h2 {
	font-size: 24px;
	line-height: 1.3;
	font-weight: 700;
}

.pf-app h3,
.pf-frontend h3,
.pf-crm h3 {
	font-size: 18px;
	line-height: 1.4;
	font-weight: 650;
}

.pf-muted {
	color: var(--pf-text-muted);
}

.pf-secondary-text {
	color: var(--pf-text-secondary);
}


/* =========================================================
   LINKS
   ========================================================= */

.pf-app a,
.pf-frontend a,
.pf-crm a {
	color: var(--pf-primary);
	text-decoration: none;
}

.pf-app a:hover,
.pf-frontend a:hover,
.pf-crm a:hover {
	color: var(--pf-primary-hover);
}


/* =========================================================
   CARDS
   ========================================================= */

.pf-card {
	background: var(--pf-card);
	border: 1px solid var(--pf-border);
	border-radius: var(--pf-radius-lg);
	box-shadow: var(--pf-shadow-sm);
}

.pf-card-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 18px 20px;
	border-bottom: 1px solid var(--pf-border-light);
}

.pf-card-body {
	padding: 20px;
}

.pf-card-footer {
	padding: 16px 20px;
	border-top: 1px solid var(--pf-border-light);
}


/* =========================================================
   BUTTONS
   ========================================================= */

.pf-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;

	min-height: 40px;
	padding: 8px 16px;

	border: 1px solid transparent;
	border-radius: var(--pf-radius-sm);

	font-size: 14px;
	font-weight: 600;
	line-height: 1.2;

	cursor: pointer;
	text-decoration: none;

	transition:
		background-color 0.15s ease,
		border-color 0.15s ease,
		color 0.15s ease,
		box-shadow 0.15s ease,
		transform 0.05s ease;
}

.pf-btn:focus-visible {
	outline: 3px solid rgba(37, 99, 235, 0.2);
	outline-offset: 2px;
}

.pf-btn:active {
	transform: translateY(1px);
}

.pf-btn-primary {
	background: var(--pf-primary);
	border-color: var(--pf-primary);
	color: #fff !important;
}

.pf-btn-primary:hover {
	background: var(--pf-primary-hover);
	border-color: var(--pf-primary-hover);
	color: #fff !important;
}

.pf-btn-secondary {
	background: #fff;
	border-color: var(--pf-border);
	color: var(--pf-text) !important;
}

.pf-btn-secondary:hover {
	background: var(--pf-bg);
	border-color: #d1d5db;
}

.pf-btn-danger {
	background: var(--pf-danger);
	border-color: var(--pf-danger);
	color: #fff !important;
}

.pf-btn-danger:hover {
	background: #b91c1c;
	border-color: #b91c1c;
}

.pf-btn-sm {
	min-height: 34px;
	padding: 6px 11px;
	font-size: 13px;
}

.pf-btn-lg {
	min-height: 46px;
	padding: 10px 20px;
	font-size: 15px;
}


/* =========================================================
   FORM ELEMENTS
   ========================================================= */

.pf-field {
	margin-bottom: 18px;
}

.pf-field:last-child {
	margin-bottom: 0;
}

.pf-label {
	display: block;
	margin-bottom: 6px;
	color: var(--pf-text);
	font-size: 13px;
	font-weight: 600;
}

.pf-required {
	color: var(--pf-danger);
}

.pf-input,
.pf-select,
.pf-textarea {
	display: block;
	width: 100%;
	min-height: 42px;
	padding: 9px 12px;

	background: #fff;
	border: 1px solid #d1d5db;
	border-radius: var(--pf-radius-sm);

	color: var(--pf-text);
	font: inherit;
	font-size: 14px;

	transition:
		border-color 0.15s ease,
		box-shadow 0.15s ease;
}

.pf-input::placeholder,
.pf-textarea::placeholder {
	color: #9ca3af;
}

.pf-input:focus,
.pf-select:focus,
.pf-textarea:focus {
	border-color: var(--pf-primary);
	box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
	outline: none;
}

.pf-textarea {
	min-height: 110px;
	resize: vertical;
}

.pf-help {
	display: block;
	margin-top: 5px;
	color: var(--pf-text-muted);
	font-size: 12px;
	line-height: 1.45;
}

.pf-form-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 18px;
}

.pf-form-grid-3 {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
}


/* =========================================================
   BADGES
   ========================================================= */

.pf-badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;

	min-height: 26px;
	padding: 4px 9px;

	border-radius: 999px;

	font-size: 12px;
	font-weight: 600;
	line-height: 1;
	white-space: nowrap;
}

.pf-badge-primary {
	background: var(--pf-primary-soft);
	color: #1d4ed8;
}

.pf-badge-success {
	background: var(--pf-success-soft);
	color: #15803d;
}

.pf-badge-warning {
	background: var(--pf-warning-soft);
	color: #b45309;
}

.pf-badge-danger {
	background: var(--pf-danger-soft);
	color: #b91c1c;
}

.pf-badge-neutral {
	background: #f3f4f6;
	color: #4b5563;
}


/* =========================================================
   TABLES
   ========================================================= */

.pf-table-wrap {
	width: 100%;
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
}

.pf-table {
	width: 100%;
	border-collapse: collapse;
	border-spacing: 0;
	background: #fff;
}

.pf-table th {
	padding: 12px 14px;
	background: #f8fafc;
	border-bottom: 1px solid var(--pf-border);
	color: var(--pf-text-secondary);
	font-size: 12px;
	font-weight: 700;
	text-align: left;
	white-space: nowrap;
}

.pf-table td {
	padding: 14px;
	border-bottom: 1px solid var(--pf-border-light);
	color: var(--pf-text);
	font-size: 13px;
	vertical-align: middle;
}

.pf-table tbody tr:hover {
	background: #fafafa;
}

.pf-table tbody tr:last-child td {
	border-bottom: 0;
}


/* =========================================================
   TOOLBAR
   ========================================================= */

.pf-toolbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	flex-wrap: wrap;

	margin-bottom: 18px;
}

.pf-toolbar-left,
.pf-toolbar-right {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
}

.pf-search {
	position: relative;
	min-width: 240px;
}

.pf-search .pf-input {
	padding-left: 38px;
}


/* =========================================================
   EMPTY STATE
   ========================================================= */

.pf-empty {
	padding: 50px 24px;
	text-align: center;
	background: #fff;
	border: 1px dashed #d1d5db;
	border-radius: var(--pf-radius-lg);
}

.pf-empty-icon {
	display: flex;
	align-items: center;
	justify-content: center;

	width: 52px;
	height: 52px;
	margin: 0 auto 14px;

	background: var(--pf-primary-soft);
	border-radius: 50%;

	color: var(--pf-primary);
	font-size: 22px;
}

.pf-empty-title {
	margin: 0 0 6px;
	font-size: 17px;
	font-weight: 700;
	color: var(--pf-text);
}

.pf-empty-text {
	max-width: 500px;
	margin: 0 auto 18px;
	color: var(--pf-text-muted);
	font-size: 13px;
}


/* =========================================================
   ALERTS / NOTICES
   ========================================================= */

.pf-alert {
	display: flex;
	align-items: flex-start;
	gap: 10px;

	margin-bottom: 18px;
	padding: 12px 14px;

	border: 1px solid transparent;
	border-radius: var(--pf-radius);

	font-size: 13px;
}

.pf-alert-success {
	background: var(--pf-success-soft);
	border-color: #bbf7d0;
	color: #166534;
}

.pf-alert-warning {
	background: var(--pf-warning-soft);
	border-color: #fde68a;
	color: #92400e;
}

.pf-alert-danger {
	background: var(--pf-danger-soft);
	border-color: #fecaca;
	color: #991b1b;
}

.pf-alert-info {
	background: var(--pf-primary-soft);
	border-color: #bfdbfe;
	color: #1e40af;
}


/* =========================================================
   STATS
   ========================================================= */

.pf-stats {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
	margin-bottom: 20px;
}

.pf-stat-card {
	padding: 18px;
	background: #fff;
	border: 1px solid var(--pf-border);
	border-radius: var(--pf-radius-lg);
	box-shadow: var(--pf-shadow-sm);
}

.pf-stat-label {
	margin-bottom: 6px;
	color: var(--pf-text-muted);
	font-size: 12px;
	font-weight: 600;
}

.pf-stat-value {
	color: var(--pf-text);
	font-size: 28px;
	font-weight: 750;
	line-height: 1.15;
}

.pf-stat-meta {
	margin-top: 7px;
	color: var(--pf-text-secondary);
	font-size: 12px;
}


/* =========================================================
   DASHBOARD GRID
   ========================================================= */

.pf-dashboard-grid {
	display: grid;
	grid-template-columns: repeat(12, minmax(0, 1fr));
	gap: 20px;
}

.pf-col-12 {
	grid-column: span 12;
}

.pf-col-8 {
	grid-column: span 8;
}

.pf-col-6 {
	grid-column: span 6;
}

.pf-col-4 {
	grid-column: span 4;
}


/* =========================================================
   MODAL
   ========================================================= */

.pf-modal {
	position: fixed;
	inset: 0;
	z-index: 99999;

	display: none;
	align-items: center;
	justify-content: center;

	padding: 24px;

	background: rgba(15, 23, 42, 0.55);
}

.pf-modal.is-open {
	display: flex;
}

.pf-modal-dialog {
	width: 100%;
	max-width: 620px;
	max-height: calc(100vh - 48px);
	overflow-y: auto;

	background: #fff;
	border-radius: var(--pf-radius-lg);
	box-shadow: 0 20px 50px rgba(15, 23, 42, 0.2);
}

.pf-modal-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;

	padding: 18px 20px;
	border-bottom: 1px solid var(--pf-border);
}

.pf-modal-body {
	padding: 20px;
}

.pf-modal-footer {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: 10px;

	padding: 16px 20px;
	border-top: 1px solid var(--pf-border);
}


/* =========================================================
   LOADING
   ========================================================= */

.pf-loading {
	position: relative;
	pointer-events: none;
	opacity: 0.65;
}

.pf-spinner {
	display: inline-block;

	width: 18px;
	height: 18px;

	border: 2px solid currentColor;
	border-right-color: transparent;
	border-radius: 50%;

	animation: pf-spin 0.7s linear infinite;
}

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


/* =========================================================
   PAGINATION
   ========================================================= */

.pf-pagination {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	flex-wrap: wrap;

	margin-top: 20px;
}

.pf-pagination a,
.pf-pagination span {
	display: inline-flex;
	align-items: center;
	justify-content: center;

	min-width: 34px;
	height: 34px;
	padding: 0 9px;

	border: 1px solid var(--pf-border);
	border-radius: var(--pf-radius-sm);

	background: #fff;
	color: var(--pf-text-secondary);

	font-size: 13px;
	font-weight: 600;
}

.pf-pagination a:hover {
	border-color: var(--pf-primary);
	color: var(--pf-primary);
}

.pf-pagination .current {
	background: var(--pf-primary);
	border-color: var(--pf-primary);
	color: #fff;
}


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

@media (max-width: 1100px) {

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

	.pf-col-8,
	.pf-col-6,
	.pf-col-4 {
		grid-column: span 12;
	}
}


@media (max-width: 782px) {

	.pf-app {
		padding: 16px;
	}

	.pf-form-grid,
	.pf-form-grid-3 {
		grid-template-columns: 1fr;
	}

	.pf-toolbar {
		align-items: stretch;
	}

	.pf-toolbar-left,
	.pf-toolbar-right {
		width: 100%;
	}

	.pf-search {
		width: 100%;
		min-width: 0;
	}

	.pf-stats {
		grid-template-columns: 1fr;
	}

	.pf-card-header {
		align-items: flex-start;
		flex-direction: column;
	}

	.pf-modal {
		padding: 12px;
	}

	.pf-modal-dialog {
		max-height: calc(100vh - 24px);
	}

	.pf-modal-footer {
		flex-direction: column-reverse;
	}

	.pf-modal-footer .pf-btn {
		width: 100%;
	}
}


@media (max-width: 480px) {

	.pf-app {
		padding: 12px;
	}

	.pf-btn {
		width: 100%;
	}

	.pf-toolbar-left .pf-btn,
	.pf-toolbar-right .pf-btn {
		width: auto;
	}

	.pf-table th,
	.pf-table td {
		padding: 10px;
	}
}