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

:root {
	--bg:      #1c1c1c;
	--bg2:     #252525;
	--bg3:     #2e2e2e;
	--bg4:     #383838;
	--border:  #3a3a3a;
	--border2: #484848;
	--accent:  #4e9fd4;
	--text:    #d4d4d4;
	--muted:   #6a6a6a;
	--success: #5a9e6f;
	--warn:    #c8963c;
	--danger:  #b05050;
	--mono:    Monaco, Menlo, Consolas, monospace;
	--sans:    Helvetica Neue, Helvetica, Arial, sans-serif;
}

html, body {
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	font-size: 13px;
	font-weight: 400;
	min-height: 100vh;
	-webkit-font-smoothing: antialiased;
}

body { padding: 36px 20px 60px; }

.container { max-width: 860px; margin: 0 auto; }

/* ── Header ── */
header {
	margin-bottom: 32px;
	border-bottom: 1px solid var(--border);
	padding-bottom: 20px;
}

.app-name {
	font-size: 10px; font-weight: 500;
	letter-spacing: 0.14em; text-transform: uppercase;
	color: var(--muted); margin-bottom: 8px;
}

h1 { font-size: 20px; font-weight: 300; color: #e8e8e8; letter-spacing: 0.01em; }
h1 strong { font-weight: 500; }

.subtitle { margin-top: 6px; font-size: 11px; color: var(--muted); line-height: 1.6; }

/* ── Alert bar ── */
.alert {
	padding: 11px 16px;
	border-radius: 3px;
	border-left: 2px solid;
	font-size: 12px;
	line-height: 1.6;
	margin-bottom: 2px;
	display: flex;
	align-items: flex-start;
	gap: 10px;
}

.alert-warning  { background: rgba(200,150,60,0.08);  border-color: var(--warn);    color: #c8963c; }
.alert-success  { background: rgba(90,158,111,0.08);  border-color: var(--success); color: #5a9e6f; }
.alert-danger   { background: rgba(176,80,80,0.08);   border-color: var(--danger);  color: #b05050; }

.alert-body { flex: 1; }
.alert-body strong { font-weight: 500; display: block; margin-bottom: 4px; }
.alert-body ol { padding-left: 18px; margin-top: 4px; }
.alert-body ol li { margin-bottom: 3px; }

.alert-close {
	background: none; border: none; cursor: pointer;
	color: inherit; opacity: 0.5; font-size: 14px;
	padding: 0; line-height: 1; flex-shrink: 0;
}
.alert-close:hover { opacity: 1; }

/* ── Panels ── */
.panel {
	background: var(--bg2);
	border: 1px solid var(--border);
	border-radius: 4px;
	margin-bottom: 2px;
}

.panel-title {
	font-size: 9px; font-weight: 600;
	letter-spacing: 0.13em; text-transform: uppercase;
	color: var(--muted);
	padding: 12px 18px;
	border-bottom: 1px solid var(--border);
}

.panel-body { padding: 16px 18px; }

/* ── Form layout ── */
.form-grid {
	display: grid;
	grid-template-columns: 1fr 200px;
	gap: 2px;
	margin-bottom: 2px;
	background: var(--border);
	border: 1px solid var(--border);
	border-radius: 4px;
	overflow: hidden;
}

@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

.form-cell {
	background: var(--bg2);
	padding: 16px 18px;
}

label {
	display: block;
	font-size: 11px;
	color: var(--muted);
	margin-bottom: 6px;
	letter-spacing: 0.01em;
}

textarea, select {
	width: 100%;
	background: var(--bg3);
	border: 1px solid var(--border2);
	border-radius: 3px;
	color: var(--text);
	font-family: var(--sans);
	font-size: 13px;
	padding: 7px 9px;
	outline: none;
	transition: border-color 0.1s;
	-webkit-appearance: none;
}

textarea {
	font-family: var(--mono);
	font-size: 12px;
	resize: vertical;
	min-height: 200px;
	line-height: 1.6;
}

textarea:focus, select:focus { border-color: var(--accent); }
select { cursor: pointer; }
select option { background: #2e2e2e; }

textarea::placeholder { color: var(--muted); }

/* ── Buttons ── */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 7px 16px;
	font-family: var(--sans);
	font-size: 12px;
	font-weight: 500;
	border-radius: 3px;
	border: 1px solid var(--border2);
	cursor: pointer;
	background: var(--bg3);
	color: var(--text);
	transition: background 0.1s, border-color 0.1s, color 0.1s;
	text-decoration: none;
	white-space: nowrap;
}

.btn:hover { background: var(--bg4); border-color: var(--border2); color: #e8e8e8; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
	background: rgba(78,159,212,0.12);
	border-color: rgba(78,159,212,0.3);
	color: var(--accent);
	padding: 9px 22px;
	font-size: 13px;
}
.btn-primary:hover { background: rgba(78,159,212,0.2); border-color: var(--accent); color: #6ab8e0; }

.btn-success {
	background: rgba(90,158,111,0.10);
	border-color: rgba(90,158,111,0.3);
	color: var(--success);
}
.btn-success:hover { background: rgba(90,158,111,0.18); border-color: var(--success); }

.btn-outline {
	background: transparent;
	border-color: var(--accent);
	color: var(--accent);
}
.btn-outline:hover { background: rgba(78,159,212,0.08); }

/* ── Generate row ── */
.generate-row {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 14px 18px;
	background: var(--bg2);
	border: 1px solid var(--border);
	border-radius: 4px;
	margin-bottom: 2px;
}

/* ── Output area ── */
.output-wrap {
	display: flex;
	gap: 0;
	align-items: stretch;
}

.output-wrap textarea {
	border-radius: 3px 0 0 3px;
	min-height: 90px;
	flex: 1;
	color: var(--muted);
	font-size: 11px;
}

.output-wrap textarea:not(:placeholder-shown) { color: var(--text); }

.copy-btn-wrap {
	display: none;
}

.copy-btn-wrap .btn {
	border-left: none;
	border-radius: 0 3px 3px 0;
	height: 100%;
	padding: 0 14px;
	align-self: stretch;
}

/* ── Bookmarklet result ── */
#bookmarklet-result {
	display: none;
	background: var(--bg2);
	border: 1px solid var(--border);
	border-left: 2px solid var(--accent);
	border-radius: 4px;
	padding: 16px 18px;
	margin-bottom: 2px;
}

#bookmarklet-result .result-title {
	font-size: 11px;
	font-weight: 600;
	color: var(--accent);
	margin-bottom: 4px;
	letter-spacing: 0.04em;
}

#bookmarklet-result .result-sub {
	font-size: 11px;
	color: var(--muted);
	margin-bottom: 12px;
}

.result-actions {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
}

/* ── Tip ── */
.tip {
	font-size: 11px;
	color: var(--muted);
	padding: 10px 18px;
}

kbd {
	display: inline-block;
	background: var(--bg3);
	border: 1px solid var(--border2);
	border-radius: 3px;
	padding: 1px 5px;
	font-family: var(--mono);
	font-size: 10px;
	color: var(--text);
	line-height: 1.5;
}

/* ── Temp alert (injected by showAlert) ── */
.temp-alert { animation: fadeIn 0.15s ease; }

@keyframes fadeIn {
	from { opacity: 0; transform: translateY(-4px); }
	to   { opacity: 1; transform: translateY(0); }
}

footer {
	margin-top: 28px;
	text-align: center;
	font-size: 10px;
	color: #4a4a4a;
	letter-spacing: 0.06em;
}

footer a { color: #4a4a4a; text-decoration: none; }
footer a:hover { color: var(--accent); }