/**
 * Welding Cost Calculator CSS System
 * Scoped under .csw-wc-container to avoid WP theme collisions.
 * High-end industrial aesthetic (Inter & JetBrains Mono).
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;700;800&display=swap');

.csw-wc-container {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	background: #ffffff;
	border: 1px solid #e2e8f0;
	border-radius: 16px;
	padding: 28px 24px;
	box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.05), 0 4px 12px -2px rgba(15, 23, 42, 0.02);
	color: #1e293b;
	box-sizing: border-box;
}

.csw-card-header {
	margin-bottom: 16px;
}

.csw-card-badge {
	display: inline-block;
	background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
	color: #ffffff;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.8px;
	padding: 4px 10px;
	border-radius: 20px;
	margin-bottom: 10px;
	text-transform: uppercase;
}

.csw-card-title {
	margin: 0 0 6px 0;
	font-size: 24px;
	font-weight: 800;
	letter-spacing: -0.5px;
	color: #0f172a;
	line-height: 1.2;
}

.csw-card-subtitle {
	margin: 0;
	font-size: 14px;
	color: #64748b;
	line-height: 1.5;
}

.csw-divider {
	border: 0;
	height: 1px;
	background: linear-gradient(90deg, #e2e8f0 0%, #cbd5e1 50%, #e2e8f0 100%);
	margin: 20px 0 24px 0;
}

/* Hint Text */
.csw-hint-text {
	font-weight: normal;
	color: #64748b;
	font-size: 12px;
	margin-left: 2px;
}

/* Top Control Switchers: UX Mode & Scenario */
.csw-wc-switchers {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 24px;
	padding: 16px 20px;
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	border-radius: 12px;
}

.csw-wc-switcher-group {
	display: flex;
	align-items: center;
	gap: 10px;
}

.csw-wc-switcher-label {
	font-size: 13px;
	font-weight: 600;
	color: #334155;
}

.csw-wc-pill-toggle {
	display: inline-flex;
	background: #e2e8f0;
	border-radius: 8px;
	padding: 3px;
}

.csw-wc-pill {
	border: none;
	background: transparent;
	padding: 7px 14px;
	font-size: 13px;
	font-weight: 600;
	color: #64748b;
	cursor: pointer;
	border-radius: 6px;
	transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.csw-wc-pill:hover {
	color: #0f172a;
}

.csw-wc-pill.csw-wc-pill-active {
	background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
	color: #ffffff;
	box-shadow: 0 4px 12px rgba(13, 148, 136, 0.25);
}

/* Form Layout */
.csw-field-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px 20px;
}

.csw-field-group {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.csw-field-group .csw-input-with-unit,
.csw-field-group .csw-select {
	margin-top: auto;
}

.csw-field-group.csw-full-width {
	grid-column: 1 / -1;
}

.csw-field-group label {
	font-size: 13px;
	font-weight: 600;
	color: #1e293b;
}

.csw-required {
	color: #ef4444;
	margin-left: 2px;
}

/* Inputs with Units */
.csw-input-with-unit {
	position: relative;
	display: flex;
	align-items: center;
	border: 1.5px solid #cbd5e1;
	border-radius: 8px;
	background: #ffffff;
	overflow: hidden;
	transition: all 0.2s ease;
	width: 100%;
}

.csw-input-with-unit:focus-within {
	border-color: #0d9488;
	box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.12);
}

/* Standalone inputs & selects */
.csw-input {
	width: 100%;
	height: 42px;
	padding: 0 12px;
	border: 1.5px solid #cbd5e1;
	border-radius: 8px;
	background: #ffffff;
	font-family: inherit;
	font-size: 14px;
	font-weight: 500;
	color: #0f172a;
	outline: none;
	transition: all 0.2s ease;
	box-sizing: border-box;
}

.csw-input:focus {
	border-color: #0d9488;
	box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.12);
}

/* Inputs wrapped inside .csw-input-with-unit */
.csw-input-with-unit .csw-input {
	border: none !important;
	background: transparent !important;
	border-radius: 0 !important;
	box-shadow: none !important;
	padding: 0 8px 0 10px !important;
	min-width: 0 !important;
	flex: 1 1 auto !important;
	width: 100% !important;
}

.csw-select {
	width: 100%;
	height: 42px;
	padding: 0 12px;
	border: 1.5px solid #cbd5e1;
	border-radius: 8px;
	background-color: #ffffff;
	font-family: inherit;
	font-size: 14px;
	font-weight: 500;
	color: #0f172a;
	outline: none;
	cursor: pointer;
	appearance: auto;
}

.csw-select:focus {
	border-color: #0d9488;
	box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.12);
}

.csw-unit {
	padding: 0 8px;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	background: #f1f5f9;
	border-left: 1px solid #cbd5e1;
	font-size: 11.5px;
	font-weight: 600;
	color: #475569;
	white-space: nowrap;
	flex-shrink: 0;
}

/* Preset Buttons */
.csw-wc-preset-buttons {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 6px;
}

.csw-wc-preset-btn {
	border: 1.5px solid #cbd5e1;
	background: #ffffff;
	color: #334155;
	font-size: 12.5px;
	font-weight: 600;
	padding: 7px 14px;
	border-radius: 8px;
	cursor: pointer;
	transition: all 0.2s ease;
}

.csw-wc-preset-btn:hover {
	border-color: #0d9488;
	color: #0d9488;
	background: #f0fdf4;
}

.csw-wc-preset-btn.csw-wc-preset-active {
	background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
	color: #ffffff;
	border-color: #0f172a;
	box-shadow: 0 4px 10px rgba(15, 23, 42, 0.2);
}

/* Accordion Cards */
.csw-wc-accordion-card {
	border: 1.5px solid #e2e8f0;
	border-radius: 12px;
	margin-bottom: 12px;
	overflow: hidden;
	background: #ffffff;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.csw-wc-accordion-card.csw-wc-card-open {
	border-color: #cbd5e1;
	box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
}

.csw-wc-card-header-toggle {
	display: flex;
	align-items: center;
	padding: 14px 18px;
	background: #f8fafc;
	cursor: pointer;
	user-select: none;
	transition: background 0.2s ease;
}

.csw-wc-card-header-toggle:hover {
	background: #f1f5f9;
}

.csw-wc-card-icon {
	font-size: 18px;
	margin-right: 10px;
}

.csw-wc-card-title {
	font-size: 15px;
	font-weight: 700;
	color: #0f172a;
	flex: 1;
}

.csw-wc-card-arrow {
	font-size: 12px;
	color: #64748b;
}

.csw-wc-card-body {
	padding: 18px;
	border-top: 1px solid #f1f5f9;
}

/* Checkboxes & Radios */
.csw-checkbox-label, .csw-radio-label {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 13.5px;
	color: #334155;
	font-weight: 500;
	cursor: pointer;
}

/* Extra Services Items */
.csw-wc-extra-item {
	display: flex;
	flex-direction: column;
	gap: 8px;
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	padding: 12px;
	border-radius: 10px;
	transition: all 0.2s ease;
}

.csw-wc-extra-item:hover {
	border-color: #cbd5e1;
	background: #ffffff;
}

.csw-wc-extra-input-wrap {
	margin-top: 4px;
	width: 100%;
}

.csw-wc-radio-group {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	margin-top: 4px;
}

/* Links & Buttons */
.csw-wc-toggle-link {
	border: none;
	background: transparent;
	color: #0d9488;
	font-size: 12.5px;
	font-weight: 600;
	cursor: pointer;
	padding: 4px 0;
	margin-top: 4px;
	text-decoration: underline;
	text-underline-offset: 3px;
}

.csw-wc-toggle-link:hover {
	color: #0f766e;
}

.csw-button-primary.csw-wc-submit {
	width: 100%;
	height: 48px;
	margin-top: 24px;
	background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
	color: #ffffff;
	border: none;
	border-radius: 10px;
	font-family: inherit;
	font-size: 15px;
	font-weight: 700;
	cursor: pointer;
	box-shadow: 0 6px 16px rgba(13, 148, 136, 0.25);
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.csw-button-primary.csw-wc-submit:hover {
	transform: translateY(-1px);
	box-shadow: 0 8px 20px rgba(13, 148, 136, 0.35);
}

.csw-button-primary.csw-wc-submit:active {
	transform: translateY(0);
}

/* RESULT BOX */
.csw-result-box {
	margin-top: 28px;
}

.csw-result-empty {
	padding: 24px;
	text-align: center;
	color: #64748b;
	font-size: 14px;
	background: #f8fafc;
	border: 2px dashed #cbd5e1;
	border-radius: 12px;
}

/* GRAND TOTAL CARD */
.csw-wc-total-card {
	background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
	color: #ffffff;
	border-radius: 14px;
	padding: 24px;
	text-align: center;
	margin-bottom: 24px;
	box-shadow: 0 12px 28px -6px rgba(15, 23, 42, 0.25);
	position: relative;
	overflow: hidden;
}

.csw-wc-total-card::before {
	content: '';
	position: absolute;
	top: -50%;
	right: -50%;
	width: 200%;
	height: 200%;
	background: radial-gradient(circle, rgba(56, 189, 248, 0.08) 0%, transparent 60%);
	pointer-events: none;
}

.csw-wc-total-label {
	font-size: 12px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 1px;
	color: #94a3b8;
	margin-bottom: 6px;
}

.csw-wc-total-amount {
	font-family: 'JetBrains Mono', monospace;
	font-size: 38px;
	font-weight: 800;
	line-height: 1.2;
	background: linear-gradient(135deg, #38bdf8 0%, #34d399 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

/* Hero Unit Pills */
.csw-wc-hero-unit-pills {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 8px;
	margin: 12px 0 14px 0;
}

.csw-wc-hero-pill {
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid rgba(255, 255, 255, 0.18);
	padding: 4px 12px;
	border-radius: 20px;
	font-size: 12.5px;
	color: #cbd5e1;
	backdrop-filter: blur(4px);
}

.csw-wc-hero-pill strong {
	color: #38bdf8;
	font-weight: 700;
}

.csw-wc-total-breakdown-line {
	margin-top: 10px;
	font-size: 13.5px;
	color: #cbd5e1;
	line-height: 1.4;
}

.csw-wc-total-breakdown-line strong {
	color: #ffffff;
}

/* KPI CARDS GRID */
.csw-wc-kpi-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 12px;
	margin-bottom: 24px;
}

.csw-wc-kpi-card {
	background: #ffffff;
	border: 1.5px solid #e2e8f0;
	border-radius: 12px;
	padding: 14px 10px;
	text-align: center;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
	transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
	cursor: pointer;
	user-select: none;
}

.csw-wc-kpi-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
	border-color: #cbd5e1;
}

.csw-wc-kpi-card:active {
	transform: scale(0.97);
}

.csw-wc-kpi-labor { border-top: 3px solid #3b82f6; }
.csw-wc-kpi-mat { border-top: 3px solid #10b981; }
.csw-wc-kpi-energy { border-top: 3px solid #f59e0b; }
.csw-wc-kpi-overhead { border-top: 3px solid #f97316; }

.csw-wc-kpi-icon {
	font-size: 20px;
	margin-bottom: 4px;
}

.csw-wc-kpi-title {
	font-size: 11.5px;
	color: #64748b;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.3px;
}

.csw-wc-kpi-val {
	font-size: 15px;
	font-weight: 700;
	color: #0f172a;
	margin: 4px 0 2px 0;
}

.csw-wc-kpi-pct {
	font-size: 12px;
	font-weight: 700;
	color: #0d9488;
}

/* COST BREAKDOWN BAR */
.csw-wc-breakdown-bar-wrapper {
	margin-bottom: 24px;
}

.csw-wc-bar-label {
	font-size: 13px;
	font-weight: 600;
	color: #475569;
	margin-bottom: 8px;
}

.csw-wc-breakdown-bar {
	display: flex;
	height: 16px;
	border-radius: 8px;
	overflow: hidden;
	background: #e2e8f0;
	box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.csw-wc-bar-segment {
	height: 100%;
	transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.csw-wc-seg-labor { background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%); }
.csw-wc-seg-mat { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.csw-wc-seg-energy { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.csw-wc-seg-overhead { background: linear-gradient(135deg, #f97316 0%, #ea580c 100%); }

/* UNIT METRICS BOX */
.csw-wc-unit-metrics-box {
	background: #f8fafc;
	border: 1.5px solid #e2e8f0;
	border-radius: 12px;
	padding: 18px;
	margin-bottom: 24px;
}

.csw-wc-metrics-title {
	margin: 0 0 12px 0;
	font-size: 13.5px;
	font-weight: 700;
	color: #0f172a;
}

.csw-wc-unit-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 14px;
}

.csw-wc-unit-item {
	background: #ffffff;
	padding: 12px;
	border-radius: 8px;
	border: 1px solid #e2e8f0;
	display: flex;
	flex-direction: column;
}

.csw-wc-unit-name {
	font-size: 12px;
	color: #64748b;
	font-weight: 500;
}

.csw-wc-unit-val {
	font-size: 16px;
	color: #0f172a;
	margin-top: 4px;
}

/* SMART ADVICE BOX */
.csw-wc-advice-box {
	background: linear-gradient(135deg, #eff6ff 0%, #e0e7ff 100%);
	border-left: 4px solid #3b82f6;
	padding: 16px 18px;
	border-radius: 0 12px 12px 0;
	margin-bottom: 20px;
	box-shadow: 0 4px 12px rgba(59, 130, 246, 0.08);
}

.csw-wc-advice-header {
	font-size: 13.5px;
	font-weight: 700;
	color: #1e40af;
	margin-bottom: 6px;
}

.csw-wc-advice-text {
	font-size: 13.5px;
	color: #1e3a8a;
	line-height: 1.5;
}

/* EXPORT TOOLBAR */
.csw-wc-export-toolbar {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 20px;
}

.csw-wc-export-btn {
	flex: 1 1 auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 10px 16px;
	border: 1.5px solid #cbd5e1;
	background: #ffffff;
	color: #334155;
	font-family: inherit;
	font-size: 13px;
	font-weight: 600;
	border-radius: 8px;
	cursor: pointer;
	transition: all 0.2s ease;
}

.csw-wc-export-btn:hover {
	background: #f8fafc;
	border-color: #0d9488;
	color: #0f766e;
	box-shadow: 0 2px 8px rgba(13, 148, 136, 0.15);
}

/* TOAST NOTIFICATION */
.csw-wc-toast {
	position: fixed;
	bottom: 24px;
	right: 24px;
	background: #0f172a;
	color: #ffffff;
	padding: 12px 20px;
	border-radius: 8px;
	font-size: 13.5px;
	font-weight: 600;
	box-shadow: 0 10px 25px rgba(0,0,0,0.2);
	z-index: 99999;
	animation: cswToastIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes cswToastIn {
	from { opacity: 0; transform: translateY(10px); }
	to { opacity: 1; transform: translateY(0); }
}

/* Responsive Rules */
@media (max-width: 767px) {
	.csw-wc-container {
		padding: 18px 14px;
		border-radius: 12px;
		max-width: 100%;
		box-sizing: border-box;
		overflow: hidden;
	}

	.csw-wc-switchers {
		flex-direction: column;
		align-items: stretch;
		padding: 12px;
		gap: 14px;
	}

	.csw-wc-switcher-group {
		flex-direction: column;
		align-items: stretch;
		gap: 6px;
		width: 100%;
	}

	.csw-wc-switcher-label {
		font-size: 12px;
		font-weight: 700;
		color: #475569;
		text-transform: uppercase;
		letter-spacing: 0.4px;
	}

	.csw-wc-pill-toggle {
		display: flex;
		width: 100%;
		box-sizing: border-box;
	}

	.csw-wc-pill {
		flex: 1 1 50%;
		text-align: center;
		justify-content: center;
		font-size: 12px;
		padding: 8px 4px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.csw-field-grid {
		grid-template-columns: 1fr;
		gap: 14px;
	}

	.csw-wc-preset-buttons {
		display: grid;
		grid-template-columns: repeat(3, 1fr);
		gap: 6px;
	}

	.csw-wc-preset-btn {
		padding: 8px 4px;
		font-size: 11.5px;
		text-align: center;
	}

	.csw-wc-kpi-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 10px;
	}

	.csw-wc-kpi-card {
		padding: 10px 8px;
	}

	.csw-wc-kpi-val {
		font-size: 14px;
	}

	.csw-wc-unit-grid {
		grid-template-columns: 1fr;
	}

	.csw-wc-total-card {
		padding: 18px 14px;
	}

	.csw-wc-total-amount {
		font-size: 26px;
	}

	.csw-wc-total-breakdown-line {
		font-size: 12px;
	}

	.csw-wc-export-toolbar {
		flex-direction: column;
	}
}

@media (max-width: 420px) {
	.csw-wc-kpi-grid {
		grid-template-columns: 1fr;
	}

	.csw-wc-preset-buttons {
		grid-template-columns: repeat(2, 1fr);
	}
}

/* Print Header hidden on screen */
.csw-wc-print-header {
	display: none;
}

/* PRINT STYLES - Clean Commercial Proposal Document */
@media print {
	/* Hide WordPress site chrome & form inputs */
	header, footer, nav, sidebar, #wpadminbar, .csw-card-header, .csw-divider, .csw-wc-switchers, .csw-wc-form, .csw-result-empty, .csw-wc-export-toolbar, .csw-wc-toast, button {
		display: none !important;
	}

	body, html {
		background: #ffffff !important;
		color: #000000 !important;
		padding: 0 !important;
		margin: 0 !important;
	}

	body * {
		visibility: hidden;
	}

	.csw-wc-container, .csw-wc-container * {
		visibility: visible;
	}

	.csw-wc-container {
		position: static !important;
		width: 100% !important;
		box-shadow: none !important;
		border: none !important;
		padding: 0 !important;
		margin: 0 !important;
	}

	.csw-wc-result-box, .csw-result-content {
		display: block !important;
		width: 100% !important;
		margin: 0 !important;
		padding: 0 !important;
	}

	.csw-wc-print-header {
		display: block !important;
		text-align: center;
		margin-bottom: 24px;
	}

	.csw-wc-print-title {
		font-size: 22px;
		font-weight: 800;
		color: #0f172a;
		letter-spacing: 0.5px;
	}

	.csw-wc-print-sub {
		font-size: 13px;
		color: #475569;
		margin-top: 4px;
	}

	.csw-wc-print-date {
		font-size: 12px;
		color: #64748b;
		margin-top: 6px;
	}

	.csw-wc-print-divider {
		border: 0;
		border-top: 2px solid #0f172a;
		margin: 12px 0 24px 0;
	}

	.csw-wc-total-card::before {
		display: none !important;
	}

	.csw-wc-total-card,
	.csw-wc-total-card * {
		background: none !important;
		background-image: none !important;
		-webkit-text-fill-color: #0f172a !important;
		color: #0f172a !important;
		text-shadow: none !important;
		box-shadow: none !important;
	}

	.csw-wc-total-card {
		border: 2px solid #0f172a !important;
		background-color: #ffffff !important;
		padding: 20px !important;
	}

	.csw-wc-total-label {
		color: #475569 !important;
		-webkit-text-fill-color: #475569 !important;
		font-size: 13px !important;
		font-weight: 700 !important;
	}

	.csw-wc-total-amount {
		color: #0f172a !important;
		-webkit-text-fill-color: #0f172a !important;
		font-size: 32px !important;
		font-weight: 800 !important;
		background: transparent !important;
	}

	.csw-wc-hero-pill {
		background-color: #f1f5f9 !important;
		border: 1px solid #cbd5e1 !important;
		color: #0f172a !important;
		-webkit-text-fill-color: #0f172a !important;
	}

	.csw-wc-hero-pill strong {
		color: #0f172a !important;
		-webkit-text-fill-color: #0f172a !important;
	}

	.csw-wc-total-breakdown-line {
		color: #334155 !important;
		-webkit-text-fill-color: #334155 !important;
	}

	.csw-wc-total-breakdown-line strong {
		color: #0f172a !important;
		-webkit-text-fill-color: #0f172a !important;
	}

	.csw-wc-kpi-card {
		border: 1px solid #cbd5e1 !important;
		box-shadow: none !important;
	}

	.csw-wc-unit-metrics-box, .csw-wc-advice-box {
		background: #ffffff !important;
		border: 1px solid #cbd5e1 !important;
		box-shadow: none !important;
		color: #0f172a !important;
	}
}