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

:root {
	color-scheme: light;
	font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Arial", sans-serif;
	background: #f5f6fa;
	color: #1f2937;
}

body {
	margin: 0;
	background: radial-gradient(circle at top, #ffffff, #eef2ff 60%);
	min-height: 100vh;
	padding: 2.5rem clamp(1rem, 4vw, 4rem);
}

.app {
	max-width: 960px;
	margin: 0 auto;
	display: grid;
	gap: 2rem;
}

h1 {
	font-weight: 700;
	margin-bottom: 0.25rem;
}

p {
	margin: 0;
	color: #4b5563;
	line-height: 1.6;
}

.hero {
	display: grid;
	gap: 1.5rem;
	padding: 1.5rem;
	border-radius: 24px;
	border: 1px solid rgba(255, 255, 255, 0.6);
	background: rgba(255, 255, 255, 0.85);
	box-shadow: 0 25px 60px rgba(15, 23, 42, 0.08);
}

.hero-meta {
	margin-top: 0.75rem;
	font-size: 0.95rem;
	color: #6b7280;
}

.audio-shell {
	background: rgba(15, 23, 42, 0.9);
	border-radius: 18px;
	padding: 1rem;
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
	display: grid;
	gap: 0.75rem;
}

audio {
	width: 100%;
	filter: drop-shadow(0 5px 20px rgba(0, 0, 0, 0.3));
}

#waveform {
	width: 100%;
	height: 140px;
	border-radius: 12px;
	background: rgba(255, 255, 255, 0.05);
}

.transcripts {
	display: grid;
	gap: 1.75rem;
}

.insights {
	display: grid;
	gap: 1rem;
	padding: 1.5rem;
	border-radius: 24px;
	background: rgba(255, 255, 255, 0.9);
	box-shadow: 0 30px 60px rgba(15, 23, 42, 0.08);
	border: 1px solid rgba(15, 23, 42, 0.08);
}

.section-subtitle {
	margin: 0;
	color: #6b7280;
	font-size: 0.95rem;
}

.insight-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 1rem;
}

.insight-card {
	padding: 1rem;
	border-radius: 18px;
	background: #fff;
	box-shadow: inset 0 0 0 1px rgba(31, 41, 55, 0.08);
	display: grid;
	gap: 0.75rem;
}

.insight-card::before {
	content: "";
	width: 32px;
	height: 4px;
	border-radius: 999px;
	background: var(--accent, #4070f4);
	display: block;
}

.metric-value {
	font-size: 1.75rem;
	font-weight: 700;
	color: #0f172a;
}

.metric-label {
	font-size: 0.85rem;
	color: #6b7280;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.insight-meta {
	display: flex;
	justify-content: space-between;
	font-size: 0.85rem;
	color: #4b5563;
}

.transcripts-toolbar {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 1rem;
	align-items: flex-end;
}

.search-group label {
	display: block;
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #6b7280;
	margin-bottom: 0.35rem;
}

.search-input {
	display: flex;
	border-radius: 12px;
	background: #fff;
	box-shadow: inset 0 0 0 1px rgba(31, 41, 55, 0.12);
	overflow: hidden;
}

.search-input input {
	flex: 1;
	padding: 0.75rem 1rem;
	border: none;
	font-size: 1rem;
	outline: none;
	min-width: 220px;
}

.search-input button {
	border: none;
	background: rgba(31, 41, 55, 0.08);
	padding: 0 1rem;
	cursor: pointer;
	font-weight: 600;
	color: #1f2937;
	transition: background 0.2s ease;
}

.search-input button:hover {
	background: rgba(31, 41, 55, 0.16);
}

.match-count {
	font-size: 0.9rem;
	color: #4b5563;
}

.model-legend {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.5rem;
	font-size: 0.9rem;
	color: #4b5563;
}

.model-legend span {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
}

.model-legend i {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	display: inline-block;
	background: var(--accent, #1f2937);
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.comparison-table {
	background: #ffffff;
	border-radius: 20px;
	box-shadow: 0 20px 40px rgba(15, 23, 42, 0.07);
	border: 1px solid rgba(31, 41, 55, 0.08);
	overflow: hidden;
}

.comparison-header {
	display: grid;
	grid-template-columns: 80px repeat(5, 1fr);
	gap: 1px;
	background: rgba(15, 23, 42, 0.05);
	font-weight: 600;
	font-size: 0.9rem;
	position: sticky;
	top: 0;
	z-index: 10;
}

.time-column,
.model-column {
	padding: 0.85rem 1rem;
	background: #ffffff;
}

.time-column {
	font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
	color: rgba(55, 65, 81, 0.9);
}

.model-column {
	color: var(--accent, #1f2937);
	text-align: left;
	border-left: 3px solid var(--accent);
}

.comparison-row {
	display: grid;
	grid-template-columns: 80px repeat(5, 1fr);
	gap: 1px;
	background: rgba(15, 23, 42, 0.03);
	transition: background 0.25s ease, transform 0.25s ease;
}

.comparison-row:hover {
	background: rgba(15, 23, 42, 0.06);
}

.time-cell,
.transcript-cell {
	padding: 1rem;
	background: #ffffff;
	font-size: 0.9rem;
	line-height: 1.6;
	color: #1f2937;
}

.time-cell {
	font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
	font-size: 0.85rem;
	color: rgba(55, 65, 81, 0.9);
	font-weight: 500;
	display: flex;
	align-items: center;
}

.transcript-cell {
	border-left: 3px solid transparent;
}

.transcript-text {
	margin: 0;
}

.diff-token {
	display: inline-flex;
	align-items: center;
	background: rgba(255, 107, 107, 0.12);
	border-radius: 6px;
	padding: 0.05rem 0.35rem;
	margin: 0 0.15rem;
	font-weight: 600;
	color: #b91c1c;
}

.muted-text {
	color: #9ca3af;
	font-style: italic;
}

.insight-card h3 {
	margin: 0;
	font-size: 1rem;
	color: #1f2937;
}

.comparison-row.is-active {
	background: linear-gradient(90deg, rgba(64, 112, 244, 0.08), rgba(64, 112, 244, 0.03));
	transform: scale(1.01);
	box-shadow: 0 4px 12px rgba(64, 112, 244, 0.12);
}

.comparison-row.is-active .transcript-cell {
	border-left-color: var(--accent);
	font-weight: 500;
}

.comparison-row.is-active .time-cell {
	color: #4070f4;
	font-weight: 700;
}

.error-text {
	color: #b91c1c;
	font-style: italic;
}

.comparison-row.is-hidden {
	display: none;
}

@media (min-width: 720px) {
	.hero {
		grid-template-columns: 1.1fr 0.9fr;
		align-items: center;
	}

	.comparison-table {
		max-height: 70vh;
		overflow-y: auto;
		scrollbar-width: thin;
	}

	.comparison-table::-webkit-scrollbar {
		width: 8px;
	}

	.comparison-table::-webkit-scrollbar-thumb {
		background: rgba(31, 41, 55, 0.25);
		border-radius: 999px;
	}
}

@media (max-width: 719px) {
	.comparison-header,
	.comparison-row {
		grid-template-columns: 60px repeat(5, minmax(120px, 1fr));
		font-size: 0.85rem;
	}

	.time-cell,
	.transcript-cell {
		padding: 0.75rem 0.5rem;
	}

	.search-input input {
		min-width: 160px;
	}

	.comparison-table {
		overflow-x: auto;
	}
}