/**
 * Text to Morse Code Converter - front-end styles.
 */

.ttmc-wrapper {
	--ttmc-primary: #2563eb;
	--ttmc-primary-dark: #1d4ed8;
	--ttmc-border: #e2e8f0;
	--ttmc-bg: #f8fafc;
	--ttmc-text: #0f172a;
	--ttmc-text-muted: #64748b;

	max-width: 960px;
	margin: 2rem auto;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	color: var(--ttmc-text);
}

.ttmc-wrapper *,
.ttmc-wrapper *::before,
.ttmc-wrapper *::after {
	box-sizing: border-box;
}

/* Header */
.ttmc-header {
	text-align: center;
	margin-bottom: 1.5rem;
}

.ttmc-title {
	font-size: 1.9rem;
	font-weight: 800;
	margin: 0 0 0.25rem;
}

.ttmc-eyebrow {
	color: var(--ttmc-primary);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	font-size: 0.8rem;
	margin: 0 0 0.75rem;
}

.ttmc-subtitle {
	color: var(--ttmc-text-muted);
	max-width: 640px;
	margin: 0 auto;
	line-height: 1.6;
	font-size: 0.98rem;
}

/* Toolbar */
.ttmc-toolbar {
	display: flex;
	justify-content: center;
	margin-bottom: 1rem;
}

.ttmc-mode-toggle {
	display: inline-flex;
	background: var(--ttmc-bg);
	border: 1px solid var(--ttmc-border);
	border-radius: 999px;
	padding: 4px;
}

.ttmc-mode-btn {
	border: none;
	background: transparent;
	padding: 0.5rem 1.1rem;
	border-radius: 999px;
	font-size: 0.88rem;
	font-weight: 600;
	color: var(--ttmc-text-muted);
	cursor: pointer;
}

.ttmc-mode-btn.is-active {
	background: var(--ttmc-primary);
	color: #fff;
}

/* Card */
.ttmc-card {
	background: #fff;
	border: 1px solid var(--ttmc-border);
	border-radius: 14px;
	box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
	padding: 1.5rem;
}

.ttmc-columns {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.5rem;
}

@media (max-width: 720px) {
	.ttmc-columns {
		grid-template-columns: 1fr;
	}
	.ttmc-card {
		padding: 1rem;
	}
}

.ttmc-column {
	display: flex;
	flex-direction: column;
}

.ttmc-label {
	font-size: 0.82rem;
	font-weight: 700;
	color: var(--ttmc-text-muted);
	margin-bottom: 0.4rem;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.ttmc-textarea {
	width: 100%;
	border: 1px solid var(--ttmc-border);
	border-radius: 10px;
	padding: 0.85rem;
	font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
	font-size: 0.95rem;
	line-height: 1.6;
	resize: vertical;
	background: var(--ttmc-bg);
	color: var(--ttmc-text);
}

.ttmc-textarea:focus {
	outline: 2px solid var(--ttmc-primary);
	outline-offset: 1px;
	background: #fff;
}

.ttmc-textarea[readonly] {
	background: #f1f5f9;
}

.ttmc-row-actions {
	display: flex;
	gap: 0.5rem;
	margin-top: 0.75rem;
}

.ttmc-btn {
	font-size: 0.85rem;
	font-weight: 600;
	padding: 0.55rem 0.9rem;
	border-radius: 8px;
	border: 1px solid var(--ttmc-border);
	background: #fff;
	color: var(--ttmc-text);
	cursor: pointer;
}

.ttmc-btn-primary {
	background: var(--ttmc-primary);
	border-color: var(--ttmc-primary);
	color: #fff;
	flex: 1 1 auto;
}

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

.ttmc-btn-ghost:hover {
	background: var(--ttmc-bg);
}

.ttmc-copied-msg {
	margin: 0.5rem 0 0;
	font-size: 0.82rem;
	color: #16a34a;
	font-weight: 600;
}