/* ==========================================================================
   TOOL WORKSPACE & TOOL TEMPLATE STYLES
   ========================================================================== */

.tool-single-container {
	padding-top: clamp(2rem, 4vw, 3.5rem);
	padding-bottom: clamp(3rem, 6vw, 5rem);
}

/* Tool Header */
.tool-header {
	margin-bottom: clamp(2rem, 3.5vw, 3rem);
}

.tool-title {
	font-size: var(--text-4xl);
	margin-top: 0.75rem;
	margin-bottom: 0.75rem;
	color: var(--text);
	letter-spacing: -0.03em;
}

.tool-description {
	font-size: var(--text-lg);
	color: var(--text-secondary);
	max-width: 780px;
	margin: 0 auto;
	line-height: 1.6;
}

/* Tool Interface Wrapper */
.tool-interface-wrapper {
	margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.tool-interface {
	background-color: var(--surface-card);
	border: 1px solid var(--border);
	border-radius: var(--radius-2xl);
	box-shadow: var(--shadow-md);
	overflow: hidden;
}

/* 2-Column Responsive Workspace Grid */
.tool-workspace-grid {
	display: grid;
	grid-template-columns: 1.25fr 1fr;
	gap: clamp(1.5rem, 3vw, 2.5rem);
	align-items: start;
}

@media (max-width: 900px) {
	.tool-workspace-grid {
		grid-template-columns: 1fr;
	}
}

/* Input Panel */
.tool-inputs-panel {
	background-color: var(--tool-panel-bg, var(--surface-card));
}

.tool-inputs-panel .form-label {
	font-weight: 600;
	color: var(--text);
	margin-bottom: 0.5rem;
}

/* Output & Preview Panel */
.tool-preview-panel {
	background-color: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-xl);
	padding: clamp(1.25rem, 2.5vw, 1.75rem);
	position: sticky;
	top: 96px;
}

.qr-preview-box {
	background-color: var(--qr-preview-bg, var(--surface-card));
	border: 1px solid var(--border);
	border-radius: var(--radius-lg);
	min-height: 280px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 1.5rem;
	margin-bottom: 1.25rem;
	box-shadow: var(--shadow-sm);
	position: relative;
	overflow: hidden;
}

.qr-preview-box svg,
.qr-preview-box canvas,
.qr-preview-box img {
	max-width: 100%;
	height: auto;
	object-fit: contain;
}

.preview-empty-state {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	color: var(--text-muted);
}

/* Editorial & SEO Content Sections */
.tool-content-sections {
	max-width: 860px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 3.5rem;
	padding-top: 2.5rem;
	border-top: 1px solid var(--border);
}

.tool-content-sections h2 {
	font-size: var(--text-2xl);
	color: var(--primary);
	margin-top: 2.5rem;
	margin-bottom: 1rem;
	letter-spacing: -0.02em;
}

.tool-content-sections h3 {
	font-size: var(--text-xl);
	color: var(--primary);
	margin-top: 1.75rem;
	margin-bottom: 0.75rem;
}

.tool-content-sections p,
.tool-content-sections li {
	font-size: var(--text-base);
	color: var(--text-secondary);
	line-height: 1.75;
}

.tool-content-sections ul,
.tool-content-sections ol {
	margin-bottom: 1.75rem;
}

.tool-content-sections li {
	margin-bottom: 0.5rem;
}

/* Step-by-Step Guide List */
.step-guide-list {
	list-style: none;
	padding-left: 0;
	counter-reset: step-counter;
	margin-bottom: 2rem;
}

.step-guide-item {
	counter-increment: step-counter;
	display: flex;
	gap: 1rem;
	margin-bottom: 1.25rem;
	align-items: flex-start;
}

.step-guide-number {
	width: 32px;
	height: 32px;
	min-width: 32px;
	border-radius: var(--radius-full);
	background-color: var(--accent);
	color: #ffffff;
	font-size: var(--text-sm);
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

.step-guide-text {
	flex-grow: 1;
	padding-top: 0.25rem;
}

/* Ad Slot Placeholders */
.ad-slot-container {
	margin: 2.5rem 0;
	text-align: center;
}

.ad-placeholder-box {
	background-color: var(--surface);
	border: 1px dashed var(--border);
	border-radius: var(--radius-lg);
	padding: 1.5rem;
	min-height: 120px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	color: var(--text-muted);
}

.ad-badge {
	font-size: 0.65rem;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: #94a3b8;
	margin-bottom: 0.5rem;
}