.split {
	display: grid;
	grid-template-columns: 1fr 360px;
}

.spacer {
	display: flex;
	margin-top: 10px;
	margin-bottom: 10px;
}

@media (max-width: 860px) {
	.split {
		grid-template-columns: 1fr;
	}
}
.tool {
	padding: clamp(1.5rem, 3vw, 2.75rem);
	border-right: 1px solid var(--rule);
	min-width: 0;
}
@media (max-width: 860px) {
	.tool {
		border-right: 0;
		border-bottom: 1px solid var(--rule);
	}
}

.lead {
	font-size: clamp(1.5rem, 3.4vw, 2.1rem);
	line-height: 1.08;
	letter-spacing: -0.02em;
	font-weight: 700;
	text-transform: uppercase;
}
.lead .dot {
	color: var(--accent-bright);
}
.lead-sub {
	font-family: var(--sans);
	color: var(--muted);
	font-size: 1rem;
	margin-top: 0.7rem;
	text-transform: none;
	max-width: 46ch;
}

.tabs {
	display: flex;
	gap: 1.5rem;
	margin: 1.75rem 0 1rem;
	border-bottom: 1px solid var(--rule-soft);
}
.tab {
	border: 0;
	background: transparent;
	font: inherit;
	font-size: 0.98rem;
	color: var(--muted);
	cursor: pointer;
	padding: 0 0 0.55rem;
	margin-bottom: -1px;
}
.tab::before {
	content: "  ";
	white-space: pre;
	color: var(--accent-bright);
}
.tab::after {
	content: "  ";
	white-space: pre;
}
.tab.active {
	color: var(--fg);
	font-weight: 700;
	border-bottom: 2px solid var(--accent-bright);
}
.tab.active::before {
	content: "[ ";
}
.tab.active::after {
	content: " ]";
}
.tab kbd {
	margin-left: 0.35rem;
}
.panel {
	display: none;
}
.panel.visible {
	display: block;
}

.slot {
	--mark: var(--rule);
	--len: 18px;
	--thk: 1.5px;
	display: block;
	cursor: pointer;
	text-align: center;
	padding: 3rem 1.5rem;
	background:
		linear-gradient(var(--mark), var(--mark)) 0 0 / var(--len) var(--thk)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 0 0 / var(--thk) var(--len)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 100% 0 / var(--len) var(--thk)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 100% 0 / var(--thk) var(--len)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 0 100% / var(--len) var(--thk)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 0 100% / var(--thk) var(--len)
			no-repeat,
		linear-gradient(var(--mark), var(--mark)) 100% 100% / var(--len)
			var(--thk) no-repeat,
		linear-gradient(var(--mark), var(--mark)) 100% 100% / var(--thk)
			var(--len) no-repeat;
	transition: background-color 0.15s;
}
.slot:hover,
body.drag .slot {
	--mark: var(--accent-bright);
	background-color: var(--accent-soft);
}
.slot .glyph {
	font-size: 1.6rem;
	color: var(--accent-ink);
	letter-spacing: 0.15em;
}
.slot .big {
	font-weight: 700;
	margin-top: 0.55rem;
	font-size: 1.05rem;
}
.slot .small {
	font-family: var(--sans);
	color: var(--muted);
	font-size: 0.9rem;
	margin-top: 0.3rem;
}
.slot .picked {
	display: none;
	margin-top: 0.7rem;
	color: var(--accent-ink);
	word-break: break-all;
}
.slot.has-file .picked {
	display: block;
}

.encrypt {
	display: flex;
	align-items: flex-start;
	gap: 0.65rem;
	margin-top: 1.2rem;
	cursor: pointer;
}
.encrypt input {
	appearance: none;
	-webkit-appearance: none;
	width: 16px;
	height: 16px;
	margin-top: 0.28rem;
	border: 1px solid var(--rule);
	background: var(--panel);
	cursor: pointer;
	flex-shrink: 0;
	position: relative;
}
.encrypt input:checked {
	background: var(--accent-bright);
	border-color: var(--accent-bright);
}
.encrypt input:checked::after {
	content: "";
	position: absolute;
	left: 4px;
	top: 1px;
	width: 4px;
	height: 8px;
	border: solid var(--panel);
	border-width: 0 2px 2px 0;
	transform: rotate(45deg);
}
.encrypt .lbl {
	font-weight: 700;
	font-size: 0.94rem;
}
.encrypt .lbl kbd {
	font-weight: 400;
}
.encrypt .hint {
	display: block;
	font-family: var(--sans);
	color: var(--muted);
	font-size: 0.88rem;
	font-weight: 400;
}

.go {
	margin-top: 1.3rem;
	width: 100%;
	border: 1px solid var(--accent);
	background: var(--accent);
	color: var(--go-fg);
	font: inherit;
	font-weight: 700;
	font-size: 1rem;
	padding: 0.75rem;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.55rem;
	transition:
		filter 0.12s,
		transform 0.05s;
}
.go:hover {
	filter: brightness(1.08);
}
.go:active {
	transform: translateY(1px);
}
.go:disabled {
	opacity: 0.55;
	cursor: default;
	transform: none;
}
.go kbd {
	border-color: currentColor;
	opacity: 0.75;
}
.go.hidden {
	display: none;
}

.prog {
	display: none;
	margin-top: 1.1rem;
}
.prog.on {
	display: block;
}
.prog .bar {
	height: 8px;
	border: 1px solid var(--rule);
	background: var(--panel);
}
.prog .fill {
	height: 100%;
	width: 0%;
	background: var(--accent-bright);
	transition: width 0.12s linear;
}

.status {
	font-family: var(--sans);
	margin-top: 0.7rem;
	font-size: 0.9rem;
	color: var(--muted);
	min-height: 1.2em;
}
.status.error {
	color: var(--error);
	font-weight: 600;
}

.result {
	display: none;
	margin-top: 1.3rem;
	padding-top: 1.1rem;
	border-top: 1px solid var(--rule-soft);
}
.result.on {
	display: block;
}
.result .ok {
	color: var(--accent-ink);
	font-weight: 700;
	font-size: 0.9rem;
}
.id-row {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	margin-top: 0.7rem;
	flex-wrap: wrap;
}
.id-row code {
	font-size: 1rem;
	font-weight: 600;
	color: var(--fg);
	overflow-wrap: anywhere;
	min-width: 0;
}
.mini-btn {
	border: 1px solid var(--rule);
	background: transparent;
	color: var(--fg);
	font: inherit;
	font-size: 0.8rem;
	padding: 0.28rem 0.65rem;
	cursor: pointer;
}
.mini-btn:hover {
	background: var(--fg);
	color: var(--panel);
}
.mini-btn.hidden {
	display: none;
}
#qr-canvas {
	display: none;
	margin-top: 1.1rem;
	border: 1px solid var(--rule-soft);
	background: #fff;
	padding: 6px;
}
#qr-canvas.on {
	display: block;
}
.mnemonic {
	display: none;
	margin-top: 1.1rem;
	border: 1px solid var(--accent);
	background: var(--accent-soft);
	padding: 0.8rem;
}
.mnemonic.on {
	display: block;
}
.mnemonic .warn {
	font-weight: 700;
	font-size: 0.86rem;
}
.mnemonic .row {
	display: flex;
	gap: 0.55rem;
	align-items: center;
	margin-top: 0.55rem;
}
.mnemonic code {
	flex: 1;
	font-size: 0.92rem;
	word-break: break-word;
	color: var(--fg);
}
#mnemonic-qr-canvas {
	display: none;
	margin-top: 0.8rem;
	border: 1px solid var(--rule-soft);
	background: #fff;
	padding: 6px;
}
#mnemonic-qr-canvas.on {
	display: block;
}

.rcv-input {
	width: 100%;
	border: 1px solid var(--rule);
	background: var(--panel);
	color: var(--fg);
	font-family: var(--mono);
	font-size: 0.98rem;
	padding: 0.75rem 0.85rem;
}
.rcv-input:focus {
	outline: 2px solid var(--accent-bright);
	outline-offset: -1px;
}
.rcv-tip {
	font-family: var(--sans);
	color: var(--faint);
	font-size: 0.88rem;
	margin-top: 0.6rem;
}
.decrypt {
	display: none;
	margin-top: 0.85rem;
}
.decrypt.on {
	display: block;
}

.ledger {
	margin-top: 1.75rem;
	padding-top: 1.1rem;
	border-top: 1px solid var(--rule-soft);
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem 1.25rem;
	font-size: 0.84rem;
	color: var(--muted);
}
.ledger span {
	white-space: nowrap;
}
.ledger .tick {
	color: var(--accent-bright);
	font-weight: 700;
}

.terminal {
	margin-top: 1.4rem;
	border: 1px solid var(--rule-soft);
}
.terminal > summary {
	list-style: none;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0.75rem 0.95rem;
	font-weight: 700;
	font-size: 0.92rem;
}
.terminal > summary::-webkit-details-marker {
	display: none;
}
.terminal > summary .sub {
	font-family: var(--sans);
	color: var(--muted);
	font-weight: 400;
	font-size: 0.86rem;
}
.terminal > summary .chev {
	color: var(--accent-ink);
}
.terminal[open] > summary .chev::after {
	content: "[-]";
}
.terminal:not([open]) > summary .chev::after {
	content: "[+]";
}
.terminal-body {
	padding: 0 0.95rem 0.95rem;
	border-top: 1px solid var(--rule-soft);
}
.subhead {
	color: var(--faint);
	font-size: 0.78rem;
	margin: 1rem 0 0.45rem;
}
.subhead::before {
	content: "# ";
	color: var(--accent-ink);
}
.cmd {
	display: flex;
	align-items: stretch;
	border: 1px solid var(--rule-soft);
	background: var(--code-bg);
}
.cmd code {
	flex: 1;
	font-size: 0.85rem;
	overflow-x: auto;
	white-space: nowrap;
	padding: 0.55rem 0.7rem;
	min-width: 0;
}
.cmd .copy {
	border: 0;
	border-left: 1px solid var(--rule-soft);
	background: transparent;
	color: var(--muted);
	font: inherit;
	font-size: 0.8rem;
	padding: 0 0.75rem;
	cursor: pointer;
	white-space: nowrap;
}
.cmd .copy:hover {
	background: var(--fg);
	color: var(--panel);
}
.os-tabs {
	display: flex;
	gap: 1rem;
	margin-bottom: 0.5rem;
	font-size: 0.84rem;
}
.os-tabs button {
	border: 0;
	background: transparent;
	font: inherit;
	color: var(--muted);
	cursor: pointer;
	padding: 0;
}
.os-tabs button.active {
	color: var(--accent-ink);
	text-decoration: underline;
	text-underline-offset: 3px;
}
.os-cmd {
	display: none;
}
.os-cmd.visible {
	display: flex;
}
.clients {
	font-family: var(--sans);
	margin-top: 0.95rem;
	font-size: 0.88rem;
	color: var(--muted);
}
.clients a {
	color: var(--accent-ink);
	text-decoration: none;
	font-weight: 600;
}
.clients a:hover {
	text-decoration: underline;
}

.info {
	padding: clamp(1.5rem, 3vw, 2.75rem);
}
.info .tagline {
	font-size: clamp(1.6rem, 3.6vw, 2.15rem);
	line-height: 1.05;
	letter-spacing: -0.02em;
	font-weight: 700;
	text-transform: uppercase;
}
.info .tagline .dot {
	color: var(--accent-bright);
}
.info .desc {
	font-family: var(--sans);
	color: var(--muted);
	margin-top: 0.8rem;
	font-size: 0.95rem;
}
.info .links {
	margin-top: 1.4rem;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	font-size: 0.9rem;
}
.info .links a {
	color: var(--fg);
	text-decoration: none;
	width: fit-content;
}
.info .links a::before {
	content: "→ ";
	color: var(--accent-ink);
}
.info .links a:hover {
	color: var(--accent-ink);
}
.info .specs {
	margin-top: 1.6rem;
	padding-top: 1.2rem;
	border-top: 1px solid var(--rule-soft);
	display: grid;
	grid-template-columns: auto 1fr;
	gap: 0.4rem 1rem;
	font-size: 0.84rem;
	color: var(--muted);
}
.info .specs .k {
	color: var(--fg);
	font-weight: 700;
}

.hl {
	color: var(--accent-ink);
}