/* ── Dark theme (default) ── */
:root,
[data-theme='dark'] {
	--bg: #080b10;
	--bg-card: #0f1419;
	--bg-input: #151d27;
	--border: #2a3a4e;
	--border-focus: #39d353;
	--text: #c9d1d9;
	--text-dim: #6b7b8d;
	--text-bright: #e6edf3;
	--green: #39d353;
	--green-dim: #1a6b2a;
	--green-hover-text: #0a0e14;
	--cyan: #58a6ff;
	--orange: #d29922;
	--red: #f85149;
	--purple: #bc8cff;
	--row-hover: rgba(57, 211, 83, 0.03);
	--error-bg: rgba(248, 81, 73, 0.08);
	--error-border: rgba(248, 81, 73, 0.3);
	--success-bg: rgba(57, 211, 83, 0.08);
	--success-border: rgba(57, 211, 83, 0.3);
	--danger-hover-bg: rgba(248, 81, 73, 0.1);
	--backdrop: rgba(0, 0, 0, 0.6);
	--scanline: rgba(0, 0, 0, 0.03);
}

/* ── Light theme ── */
[data-theme='light'] {
	--bg: #f0f1f4;
	--bg-card: #ffffff;
	--bg-input: #e8eaef;
	--border: #c8ccd4;
	--border-focus: #1a7f37;
	--text: #3b4252;
	--text-dim: #6b7280;
	--text-bright: #1a1d24;
	--green: #1a7f37;
	--green-dim: #dafbe1;
	--green-hover-text: #ffffff;
	--cyan: #0969da;
	--orange: #9a6700;
	--red: #cf222e;
	--purple: #8250df;
	--row-hover: rgba(26, 127, 55, 0.04);
	--error-bg: rgba(207, 34, 46, 0.06);
	--error-border: rgba(207, 34, 46, 0.25);
	--success-bg: rgba(26, 127, 55, 0.06);
	--success-border: rgba(26, 127, 55, 0.25);
	--danger-hover-bg: rgba(207, 34, 46, 0.08);
	--backdrop: rgba(0, 0, 0, 0.3);
	--scanline: rgba(0, 0, 0, 0.015);
}

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

html {
	font-size: 20px;
}

body {
	font-family: 'JetBrains Mono', monospace;
	background: var(--bg);
	color: var(--text);
	min-height: 100vh;
	overflow-x: hidden;
}

/* Scanline overlay */
body::after {
	content: '';
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: repeating-linear-gradient(0deg, transparent, transparent 2px, var(--scanline) 2px, var(--scanline) 4px);
	pointer-events: none;
	z-index: 9999;
}

.container {
	max-width: 60rem;
	margin: 0 auto;
	padding: 2rem 0.75rem;
}

.hidden {
	display: none !important;
}

/* ── Header ── */
header {
	margin-bottom: 2.5rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid var(--border);
}

.logo {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	margin-bottom: 0.5rem;
}

.logo-icon {
	width: 2rem;
	height: 2rem;
	background: var(--green);
	border-radius: 4px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.8rem;
	color: var(--bg);
	font-weight: 700;
}

header h1 {
	font-size: 1.35rem;
	font-weight: 600;
	color: var(--text-bright);
	letter-spacing: -0.02em;
}

.subtitle {
	font-size: 0.75rem;
	color: var(--text-dim);
	margin-top: 0.35rem;
	font-weight: 300;
}

.header-row {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
}

/* ── Theme Toggle ── */
.theme-toggle {
	padding: 0.35rem 0.55rem;
	background: transparent;
	border: 1px solid var(--border);
	border-radius: 4px;
	color: var(--text-dim);
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.7rem;
	cursor: pointer;
	transition: all 0.15s;
	white-space: nowrap;
}

.theme-toggle:hover {
	border-color: var(--orange);
	color: var(--orange);
}

/* ── Links ── */
a {
	color: var(--cyan);
	text-decoration: none;
}

a:hover {
	text-decoration: underline;
}

/* ── Cards / Sections ── */
.card {
	background: var(--bg-card);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 1.5rem;
	margin-bottom: 1.5rem;
}

/* ── Auth pages (narrower) ── */
.auth-card {
	max-width: 24rem;
	margin-left: auto;
	margin-right: auto;
}

.auth-card h2 {
	font-size: 1.1rem;
	font-weight: 600;
	color: var(--text-bright);
	margin-bottom: 1.25rem;
}

.auth-card p {
	font-size: 0.8rem;
	color: var(--text-dim);
	margin-bottom: 1.25rem;
	line-height: 1.5;
}

/* ── Forms ── */
label {
	display: block;
	font-size: 0.7rem;
	color: var(--text-dim);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	font-weight: 600;
	margin-bottom: 0.35rem;
}

input[type='text'],
input[type='password'],
input[type='file'] {
	width: 100%;
	background: var(--bg-input);
	border: 1px solid var(--border);
	border-radius: 6px;
	color: var(--text-bright);
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.85rem;
	padding: 0.65rem 0.75rem;
	outline: none;
	transition: border-color 0.2s;
	margin-bottom: 1rem;
}

input:focus {
	border-color: var(--border-focus);
}

input::placeholder {
	color: var(--text-dim);
	opacity: 0.5;
}

input[type='file'] {
	font-size: 0.75rem;
	cursor: pointer;
}

input[type='file']::file-selector-button {
	background: var(--green-dim);
	color: var(--green);
	border: 1px solid var(--green);
	border-radius: 4px;
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.7rem;
	font-weight: 600;
	padding: 0.35rem 0.75rem;
	cursor: pointer;
	margin-right: 0.75rem;
	transition: all 0.15s;
}

input[type='file']::file-selector-button:hover {
	background: var(--green);
	color: var(--green-hover-text);
}

/* ── Buttons ── */
.btn {
	padding: 0.5rem 1.25rem;
	border-radius: 6px;
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.78rem;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.15s;
	border: 1px solid transparent;
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
}

.btn-primary {
	background: var(--green-dim);
	color: var(--green);
	border-color: var(--green);
}

.btn-primary:hover {
	background: var(--green);
	color: var(--green-hover-text);
}

.btn-secondary {
	background: transparent;
	color: var(--text);
	border-color: var(--border);
}

.btn-secondary:hover {
	border-color: var(--text-dim);
	color: var(--text-bright);
}

.btn-danger {
	background: transparent;
	color: var(--red);
	border-color: var(--error-border);
}

.btn-danger:hover {
	background: var(--danger-hover-bg);
	border-color: var(--red);
}

.btn-icon {
	padding: 0.35rem 0.55rem;
	background: transparent;
	border: 1px solid var(--border);
	border-radius: 4px;
	color: var(--text-dim);
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.85rem;
	cursor: pointer;
	transition: all 0.15s;
}

.btn-icon:hover {
	border-color: var(--cyan);
	color: var(--cyan);
}

.btn-icon.danger:hover {
	border-color: var(--red);
	color: var(--red);
}

.btn-group {
	display: flex;
	gap: 0.5rem;
}

/* ── Files toolbar ── */
.files-toolbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 1.25rem;
}

/* ── Upload section ── */
.upload-card {
	margin-bottom: 1.5rem;
}

.upload-card form {
	display: flex;
	gap: 0.75rem;
	align-items: flex-end;
}

.upload-card form label {
	flex: 1;
	margin-bottom: 0;
}

.upload-card form input[type='file'] {
	margin-bottom: 0;
}

/* ── Files Table ── */
.files-table-wrap {
	background: var(--bg-card);
	border: 1px solid var(--border);
	border-radius: 8px;
	overflow: hidden;
}

.files-table {
	width: 100%;
	border-collapse: collapse;
}

.files-table thead {
	background: var(--bg-input);
	border-bottom: 1px solid var(--border);
}

.files-table th {
	padding: 0.6rem 1rem;
	font-size: 0.65rem;
	color: var(--text-dim);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	font-weight: 600;
	text-align: left;
}

.files-table th:last-child {
	text-align: right;
}

.files-table td {
	padding: 0.55rem 1rem;
	font-size: 0.8rem;
	border-bottom: 1px solid var(--border);
	vertical-align: middle;
}

.files-table tr:last-child td {
	border-bottom: none;
}

.files-table tbody tr {
	transition: background 0.1s;
}

.files-table tbody tr:hover {
	background: var(--row-hover);
}

.file-name {
	color: var(--cyan);
	font-weight: 400;
	word-break: break-word;
}

.file-date {
	color: var(--text-dim);
	font-size: 0.72rem;
	white-space: nowrap;
}

.file-size {
	color: var(--orange);
	font-weight: 500;
	font-size: 0.72rem;
}

.actions {
	display: flex;
	gap: 0.25rem;
	justify-content: flex-end;
}

/* ── Stats Bar ── */
.stats-bar {
	display: flex;
	gap: 1.5rem;
	margin-bottom: 1.5rem;
	padding: 0.75rem 1rem;
	background: var(--bg-card);
	border: 1px solid var(--border);
	border-radius: 6px;
	font-size: 0.7rem;
}

.stat {
	display: flex;
	align-items: center;
	gap: 0.4rem;
}

.stat-label {
	color: var(--text-dim);
}

.stat-value {
	color: var(--green);
	font-weight: 600;
}

/* ── Alerts ── */
.error {
	background: var(--error-bg);
	border: 1px solid var(--error-border);
	border-radius: 6px;
	padding: 0.75rem 1rem;
	color: var(--red);
	font-size: 0.8rem;
	margin-bottom: 1rem;
}

.success {
	background: var(--success-bg);
	border: 1px solid var(--success-border);
	border-radius: 6px;
	padding: 0.75rem 1rem;
	color: var(--green);
	font-size: 0.8rem;
	margin-bottom: 1rem;
}

/* ── Loading ── */
.loading {
	text-align: center;
	padding: 2.5rem 1rem;
	color: var(--text-dim);
	font-size: 0.8rem;
}

.spinner {
	display: inline-block;
	width: 1.25rem;
	height: 1.25rem;
	border: 2px solid var(--border);
	border-top-color: var(--green);
	border-radius: 50%;
	animation: spin 0.7s linear infinite;
	margin-bottom: 0.75rem;
}

@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

.loading-text {
	font-size: 0.75rem;
	color: var(--text-dim);
	margin-top: 0.5rem;
	opacity: 0.7;
}

/* ── Progress Bar ── */
.progress-container {
	margin: 1rem 0;
}

.progress-bar {
	width: 100%;
	height: 1.5rem;
	background: var(--bg-input);
	border-radius: 4px;
	overflow: hidden;
	border: 1px solid var(--border);
}

.progress-fill {
	height: 100%;
	background: linear-gradient(90deg, var(--green-dim), var(--green));
	transition: width 0.3s ease;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--green-hover-text);
	font-weight: 600;
	font-size: 0.7rem;
}

/* ── Empty State ── */
.empty {
	text-align: center;
	padding: 3rem 1rem;
	color: var(--text-dim);
}

.empty-icon {
	font-size: 2rem;
	margin-bottom: 0.75rem;
	opacity: 0.3;
}

.empty p {
	font-size: 0.8rem;
}

/* ── Dialog ── */
dialog {
	background: var(--bg-card);
	border: 1px solid var(--border);
	border-radius: 8px;
	color: var(--text);
	padding: 1.5rem;
	max-width: 24rem;
	width: 90%;
}

dialog::backdrop {
	background: var(--backdrop);
}

dialog h3 {
	font-size: 0.9rem;
	color: var(--text-bright);
	font-weight: 600;
	margin-bottom: 1rem;
	word-break: break-word;
}

dialog nav {
	padding: 0;
}

dialog nav ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

dialog nav ul li {
	margin: 0.35rem 0;
}

dialog nav ul li button {
	width: 100%;
	text-align: left;
}

dialog footer {
	margin-top: 1rem;
	padding-top: 1rem;
	border-top: 1px solid var(--border);
}

/* ── Footer ── */
.site-footer {
	text-align: center;
	margin-top: 3rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--border);
	font-size: 0.7rem;
	color: var(--text-dim);
}

.site-footer p {
	margin: 0.4rem 0;
}

/* ── Landing page ── */
.landing-actions {
	text-align: center;
	margin-top: 1.5rem;
}

/* ── Responsive ── */
@media (max-width: 42rem) {
	.container {
		padding: 1rem;
	}

	header h1 {
		font-size: 1.1rem;
	}

	.auth-card {
		max-width: 100%;
	}

	.upload-card form {
		flex-direction: column;
		align-items: stretch;
	}

	.files-table th:nth-child(2),
	.files-table th:nth-child(3),
	.files-table td:nth-child(2),
	.files-table td:nth-child(3) {
		display: none;
	}

	.btn-group {
		flex-direction: column;
	}

	.btn-group .btn {
		width: 100%;
		justify-content: center;
	}

	.files-toolbar {
		flex-direction: column;
		gap: 0.75rem;
		align-items: stretch;
	}

	.files-toolbar .btn {
		width: 100%;
		justify-content: center;
	}

	.stats-bar {
		flex-wrap: wrap;
		gap: 0.75rem;
	}
}