:root {
	--bg: #0a0b0d;
	--bg-2: #111318;
	--surface: #161920;
	--surface-2: #1d2230;
	--border: #252b3b;
	--border-2: #2e3650;

	--accent: #1d6aad;
	--accent-dim: #0d518d;
	--accent-glow: rgba(29, 106, 173, 0.15);

	--text-1: #f0f2f7;
	--text-2: #8892a4;
	--text-3: #4b5568;

	--danger: #ef4444;
	--success: #22c55e;
	--info: #3b82f6;

	--radius: 10px;
	--radius-lg: 16px;
	--transition: 0.2s ease;

	--font-display: 'Sora', sans-serif;
	--font-mono: 'Space Mono', monospace;
}

*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	font-size: 16px;
	scroll-behavior: smooth;
	-webkit-font-smoothing: antialiased;
}

body {
	background-color: var(--bg);
	color: var(--text-1);
	font-family: var(--font-display);
	min-height: 100vh;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
	background-size: 40px 40px;
}

/* ── Layout Container ── */
.container {
	max-width: 780px;
	margin: 0 auto;
	padding: 3rem 1.5rem 4rem;
}

/* ── Header ── */
.header {
	text-align: center;
	margin-bottom: 3rem;
	animation: fadeUp 0.6s ease both;
}

.header h1 {
	font-size: clamp(2rem, 5vw, 3rem);
	font-weight: 800;
	letter-spacing: -0.03em;
	color: var(--text-1);
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
}

.upload-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
	margin-bottom: 1.25rem;
	animation: fadeUp 0.6s 0.1s ease both;
}

@media (max-width: 540px) {
	.upload-grid {
		grid-template-columns: 1fr;
	}
}

.card {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-lg);
	padding: 1.5rem;
	position: relative;
	overflow: hidden;
	transition: border-color var(--transition), transform var(--transition);
}

.card:hover {
	border-color: var(--border-2);
	transform: translateY(-2px);
}

.card:hover::before {
	opacity: 1;
}

.card h3 {
	font-size: 0.95rem;
	font-weight: 600;
	color: var(--text-1);
	margin-bottom: 1.1rem;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.card h3 i {
	color: var(--accent);
}

.card h3 span {
	font-size: 0.7rem;
	color: var(--text-3);
	font-family: var(--font-mono);
	margin-left: auto;
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

/* ── File Label ── */
.file-label {
	display: flex;
	align-items: center;
	gap: 0.45rem;
	padding: 0.55rem 0.9rem;
	border-radius: var(--radius);
	background: var(--bg-2);
	border: 1px dashed var(--border-2);
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--text-2);
	margin-bottom: 0.75rem;
	cursor: default;
}

.file-label i {
	color: var(--accent-dim);
}

/* ── File Input ── */
input[type="file"] {
	width: 100%;
	padding: 0.55rem 0.75rem;
	background: var(--bg-2);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	color: var(--text-2);
	font-family: var(--font-mono);
	font-size: 0.72rem;
	cursor: pointer;
	transition: border-color var(--transition);
	margin-bottom: 0.75rem;
}

input[type="file"]::-webkit-file-upload-button {
	background: var(--surface-2);
	border: 1px solid var(--border-2);
	border-radius: 6px;
	color: var(--accent);
	font-family: var(--font-mono);
	font-size: 0.7rem;
	padding: 0.3rem 0.75rem;
	cursor: pointer;
	margin-right: 0.75rem;
	transition: background var(--transition);
}

input[type="file"]::-webkit-file-upload-button:hover {
	background: var(--accent-glow);
}

input[type="file"]:hover,
input[type="file"]:focus {
	outline: none;
	border-color: var(--accent-dim);
}

/* ── File Status ── */
.file-status {
	font-family: var(--font-mono);
	font-size: 0.72rem;
	color: var(--text-3);
	display: flex;
	align-items: center;
	gap: 0.4rem;
	min-height: 1.2rem;
	margin-bottom: 0.85rem;
}

.file-status .fa-check-circle {
	color: var(--success);
}

.file-status .fa-times-circle {
	color: var(--danger);
}

.file-status .fa-exclamation-triangle {
	color: var(--accent);
}

/* ── Stats Row ── */
.stats-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.5rem 0.8rem;
	background: var(--bg);
	border-radius: var(--radius);
	border: 1px solid var(--border);
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--text-2);
}

.stats-row span:last-child {
	color: var(--accent);
	font-weight: 700;
}

/* ── Compare Button ── */
.btn-compare {
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.65rem;
	padding: 0.95rem 2rem;
	background: var(--accent);
	color: #000;
	font-family: var(--font-display);
	font-size: 0.95rem;
	font-weight: 700;
	letter-spacing: 0.01em;
	border: none;
	border-radius: var(--radius);
	cursor: pointer;
	position: relative;
	overflow: hidden;
	transition: filter var(--transition), transform var(--transition);
	animation: fadeUp 0.6s 0.2s ease both;
	margin-bottom: 2rem;
	box-shadow: 0 4px 24px rgba(29, 106, 173, 0.3);
}

.btn-compare::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.15) 50%, transparent 100%);
	transform: translateX(-100%);
	transition: transform 0.5s ease;
}

.btn-compare:hover::after {
	transform: translateX(100%);
}

.btn-compare:hover {
	filter: brightness(1.1);
	transform: translateY(-1px);
}

.btn-compare:active {
	filter: brightness(0.95);
	transform: translateY(0);
}

.btn-compare .fa-arrow-right {
	margin-left: auto;
	opacity: 0.6;
	transition: transform var(--transition);
}

.btn-compare:hover .fa-arrow-right {
	transform: translateX(4px);
	opacity: 1;
}

/* ── Results Panel ── */
.results-section {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-lg);
	overflow: hidden;
	animation: fadeUp 0.5s ease both;
}

/* ── Result Header ── */
.result-header {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem 1rem;
	padding: 1.25rem 1.5rem;
	border-bottom: 1px solid var(--border);
	background: var(--surface-2);
}

.result-header h2 {
	font-size: 1rem;
	font-weight: 700;
	display: flex;
	align-items: center;
	gap: 0.45rem;
	flex: 1 0 auto;
}

.result-header h2 i {
	color: var(--accent);
	font-size: 0.9em;
}

/* ── Sort Controls ── */
.sort-controls {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	flex-wrap: wrap;
}

.sort-label {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	color: var(--text-3);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.sort-btn {
	background: var(--bg-2);
	border: 1px solid var(--border);
	border-radius: 99px;
	color: var(--text-2);
	font-family: var(--font-mono);
	font-size: 0.7rem;
	padding: 0.3rem 0.85rem;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 0.35rem;
	transition: all var(--transition);
}

.sort-btn:hover {
	border-color: var(--accent-dim);
	color: var(--text-1);
}

.sort-btn.active {
	background: var(--accent-glow);
	border-color: var(--accent);
	color: var(--accent);
}

/* ── Insight Bar ── */
.insight {
	margin-left: auto;
	font-family: var(--font-mono);
	font-size: 0.72rem;
	color: var(--text-2);
	background: var(--bg);
	border: 1px solid var(--border);
	padding: 0.3rem 0.9rem;
	border-radius: 99px;
	white-space: nowrap;
	display: flex;
	align-items: center;
	gap: 0.4rem;
}

.insight i {
	color: var(--accent-dim);
}

/* ── List Container ── */
.list-container {
	padding: 1.25rem 1.5rem;
	max-height: 520px;
	overflow-y: auto;
	scrollbar-width: thin;
	scrollbar-color: var(--border-2) transparent;
}

.list-container::-webkit-scrollbar {
	width: 5px;
}

.list-container::-webkit-scrollbar-track {
	background: transparent;
}

.list-container::-webkit-scrollbar-thumb {
	background: var(--border-2);
	border-radius: 99px;
}

/* ── Count Badge ── */
.count-badge {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	background: rgba(29, 106, 173, 0.1);
	border: 1px solid var(--accent);
	color: var(--accent);
	font-family: var(--font-mono);
	font-size: 0.72rem;
	padding: 0.3rem 0.9rem;
	border-radius: 99px;
}

/* ── User Item ── */
.user-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0.8rem 1rem;
	border-radius: var(--radius);
	border: 1px solid transparent;
	transition: background var(--transition), border-color var(--transition);
	margin-bottom: 0.4rem;
	gap: 0.75rem;
}

.user-item:hover {
	background: var(--surface-2);
	border-color: var(--border);
}

.user-info {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	min-width: 0;
}

.avatar-icon {
	width: 36px;
	height: 36px;
	flex-shrink: 0;
	border-radius: 50%;
	background: var(--surface-2);
	border: 1px solid var(--border-2);
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--text-3);
	font-size: 1.1rem;
	transition: color var(--transition), border-color var(--transition);
}

.user-item:hover .avatar-icon {
	color: var(--accent-dim);
	border-color: var(--accent-dim);
}

/* ── Username Link ── */
a.username {
	display: block;
	font-size: 0.88rem;
	font-weight: 600;
	color: var(--text-1);
	text-decoration: none;
	transition: color var(--transition);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 280px;
}

a.username:hover {
	color: var(--accent);
}

/* ── Timestamp ── */
.timestamp {
	display: flex;
	align-items: center;
	gap: 0.3rem;
	font-family: var(--font-mono);
	font-size: 0.67rem;
	color: var(--text-3);
	margin-top: 0.2rem;
}

/* ── Empty State ── */
.empty-state {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.85rem;
	padding: 3.5rem 1rem;
	text-align: center;
	color: var(--text-3);
}

.empty-state i {
	font-size: 2.25rem;
	color: var(--border-2);
}

.empty-state span {
	font-size: 0.85rem;
	font-family: var(--font-mono);
	color: var(--text-3);
	max-width: 300px;
	line-height: 1.6;
}

/* ── Footer ── */
.foot-note {
	margin-top: 2.5rem;
	text-align: center;
	font-family: var(--font-mono);
	font-size: 0.67rem;
	color: var(--text-3);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 0.5rem 1.25rem;
	letter-spacing: 0.03em;
}

/* ── Footer ── */
.foot-note p, .foot-note a {
	margin-top: 2.5rem;
	text-align: center;
	font-family: var(--font-mono);
	font-size: 0.67rem;
	color: var(--text-3);
	gap: 0.5rem 1.25rem;
	letter-spacing: 0.03em;
}

.foot-note i {
	color: var(--border-2);
}

/* ── Animations ── */
@keyframes fadeUp {
	from {
		opacity: 0;
		transform: translateY(14px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* ── Responsive tweaks ── */
@media (max-width: 480px) {
	.container {
		padding: 2rem 1rem 3rem;
	}

	.result-header {
		padding: 1rem;
	}

	.list-container {
		padding: 1rem;
	}

	a.username {
		max-width: 160px;
	}

	.insight {
		display: none;
	}
}