/* QR Forge — frontend
   Paleta fría de papel técnico, azul eléctrico para la acción, ámbar solo para lo que es de pago. */

.qrf-app {
	--qrf-paper: #e9ecf2;
	--qrf-surface: #ffffff;
	--qrf-ink: #16202b;
	--qrf-muted: #5c6b7e;
	--qrf-line: #c9d2e0;
	--qrf-accent: #2b4cff;
	--qrf-accent-soft: #eaeeff;
	--qrf-pro: #b8730a;
	--qrf-pro-soft: #fdf1dc;
	--qrf-radius: 12px;
	--qrf-gap: 20px;

	font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
	color: var(--qrf-ink);
	font-size: 15px;
	line-height: 1.55;
	background: var(--qrf-paper);
	padding: clamp(16px, 3vw, 28px);
	border-radius: var(--qrf-radius);
}

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

.qrf-app h2,
.qrf-app h3 {
	font-family: "Bricolage Grotesque", Inter, sans-serif;
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0;
}

/* --- Rail de tipos --- */
.qrf-types { margin-bottom: var(--qrf-gap); }

.qrf-types__list {
	display: flex;
	gap: 6px;
	overflow-x: auto;
	padding-bottom: 6px;
	scrollbar-width: thin;
}

.qrf-type {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 9px 14px;
	border: 1px solid var(--qrf-line);
	border-radius: 999px;
	background: var(--qrf-surface);
	color: var(--qrf-muted);
	font: inherit;
	font-weight: 500;
	cursor: pointer;
	white-space: nowrap;
}

.qrf-type:hover { border-color: #97a6bb; color: var(--qrf-ink); }

.qrf-type[aria-selected="true"] {
	background: var(--qrf-ink);
	border-color: var(--qrf-ink);
	color: #fff;
}

.qrf-type__icon { font-size: 15px; line-height: 1; }

/* --- Rejilla principal --- */
.qrf-workspace {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 340px;
	gap: var(--qrf-gap);
	align-items: start;
}

@media (max-width: 880px) {
	.qrf-workspace { grid-template-columns: 1fr; }
}

.qrf-editor,
.qrf-preview__sticky {
	background: var(--qrf-surface);
	border: 1px solid var(--qrf-line);
	border-radius: var(--qrf-radius);
}

.qrf-editor { padding: clamp(16px, 2.4vw, 24px); }

.qrf-editor__head { margin-bottom: 18px; }
.qrf-editor__title { font-size: 20px; }
.qrf-editor__hint { margin: 4px 0 0; color: var(--qrf-muted); font-size: 13.5px; }

/* --- Campos --- */
.qrf-form { display: grid; gap: 14px; }

.qrf-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 520px) { .qrf-grid-2 { grid-template-columns: 1fr; } }

.qrf-field { display: grid; gap: 6px; }
.qrf-field > span { font-size: 13px; font-weight: 500; color: var(--qrf-muted); }

.qrf-field input[type="text"],
.qrf-field input[type="url"],
.qrf-field input[type="email"],
.qrf-field input[type="tel"],
.qrf-field input[type="number"],
.qrf-field input[type="date"],
.qrf-field input[type="datetime-local"],
.qrf-field select,
.qrf-field textarea {
	width: 100%;
	padding: 10px 12px;
	border: 1px solid var(--qrf-line);
	border-radius: 9px;
	background: #fbfcfe;
	font: inherit;
	color: var(--qrf-ink);
}

.qrf-field textarea { min-height: 110px; resize: vertical; }

.qrf-field input:focus-visible,
.qrf-field select:focus-visible,
.qrf-field textarea:focus-visible,
.qrf-app button:focus-visible,
.qrf-app a:focus-visible {
	outline: 2px solid var(--qrf-accent);
	outline-offset: 2px;
}

.qrf-field--inline {
	grid-template-columns: auto 1fr auto;
	align-items: center;
	gap: 10px;
}

.qrf-field--check {
	grid-template-columns: auto 1fr;
	align-items: center;
	gap: 10px;
}

.qrf-field--check input { width: 18px; height: 18px; accent-color: var(--qrf-accent); }

.qrf-hint { font-size: 12.5px; color: var(--qrf-muted); margin: 0; }

/* --- Paneles de diseño --- */
.qrf-design { margin-top: 24px; display: grid; gap: 10px; }

.qrf-panel {
	border: 1px solid var(--qrf-line);
	border-radius: 10px;
	background: #fbfcfe;
}

.qrf-panel__summary {
	cursor: pointer;
	padding: 12px 14px;
	font-weight: 600;
	list-style: none;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.qrf-panel__summary::-webkit-details-marker { display: none; }
.qrf-panel__summary::after { content: "+"; color: var(--qrf-muted); font-size: 18px; }
.qrf-panel[open] .qrf-panel__summary::after { content: "–"; }

.qrf-panel__body { padding: 0 14px 16px; display: grid; gap: 14px; }

/* Selector de color */
.qrf-colors { display: flex; flex-wrap: wrap; gap: 14px; }

.qrf-color {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 13px;
	color: var(--qrf-muted);
}

.qrf-color input[type="color"] {
	inline-size: 38px;
	block-size: 32px;
	padding: 0;
	border: 1px solid var(--qrf-line);
	border-radius: 8px;
	background: none;
	cursor: pointer;
}

/* Muestras de forma */
.qrf-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(62px, 1fr)); gap: 8px; }

.qrf-swatch {
	position: relative;
	aspect-ratio: 1;
	border: 1px solid var(--qrf-line);
	border-radius: 9px;
	background: var(--qrf-surface);
	color: var(--qrf-ink);
	cursor: pointer;
	display: grid;
	place-items: center;
	padding: 8px;
	-webkit-appearance: none;
	appearance: none;
	font: inherit;
	line-height: normal;
	box-shadow: none;
	text-transform: none;
}

.qrf-swatch svg { width: 100%; height: 100%; color: inherit; }
.qrf-swatch:hover,
.qrf-swatch:focus,
.qrf-swatch:focus-visible { color: var(--qrf-ink); background: var(--qrf-surface); }
.qrf-swatch[aria-pressed="true"] { border-color: var(--qrf-accent); color: var(--qrf-accent); box-shadow: inset 0 0 0 2px var(--qrf-accent-soft); }
.qrf-swatch:disabled { opacity: 0.55; cursor: not-allowed; }

/* Distintivo Pro */
.qrf-pro-tag {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 2px 7px;
	border-radius: 999px;
	background: var(--qrf-pro-soft);
	color: var(--qrf-pro);
	font-size: 11px;
	font-weight: 600;
	margin-left: 6px;
	vertical-align: middle;
}

/* --- Vista previa --- */
.qrf-preview__sticky { position: sticky; top: 24px; padding: 18px; }

@media (max-width: 880px) {
	.qrf-preview__sticky { position: static; }
}

.qrf-preview__stage {
	display: grid;
	place-items: center;
	padding: 18px;
	border-radius: 10px;
	/* Retícula de módulos: guiño al propio QR */
	background-color: #f3f5f9;
	background-image:
		linear-gradient(var(--qrf-line) 1px, transparent 1px),
		linear-gradient(90deg, var(--qrf-line) 1px, transparent 1px);
	background-size: 16px 16px;
	background-position: -1px -1px;
}

.qrf-canvas { width: 100%; max-width: 260px; aspect-ratio: 1; display: grid; place-items: center; }
.qrf-canvas canvas,
.qrf-canvas svg { max-width: 100%; height: auto; border-radius: 4px; }

.qrf-preview__controls { display: grid; gap: 12px; margin-top: 16px; }

.qrf-size-out { font-variant-numeric: tabular-nums; font-size: 13px; color: var(--qrf-muted); min-width: 56px; text-align: right; }

.qrf-formats { display: flex; flex-wrap: wrap; gap: 6px; }

.qrf-format {
	flex: 1 1 auto;
	padding: 8px 10px;
	border: 1px solid var(--qrf-line);
	border-radius: 8px;
	background: var(--qrf-surface);
	font: inherit;
	font-size: 13px;
	font-weight: 600;
	color: var(--qrf-muted);
	cursor: pointer;
}

.qrf-format[aria-pressed="true"] { border-color: var(--qrf-accent); color: var(--qrf-accent); background: var(--qrf-accent-soft); }
.qrf-format--locked { color: var(--qrf-pro); border-style: dashed; }

.qrf-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 11px 16px;
	border-radius: 9px;
	border: 1px solid transparent;
	font: inherit;
	font-weight: 600;
	cursor: pointer;
	text-decoration: none;
}

.qrf-btn--primary { background: var(--qrf-accent); color: #fff; }
.qrf-btn--primary:hover { background: #1f3ce0; }
.qrf-btn--ghost { background: transparent; border-color: var(--qrf-line); color: var(--qrf-ink); }
.qrf-btn--ghost:hover { border-color: #97a6bb; }

.qrf-preview__secondary { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.qrf-plan-note { margin: 0; font-size: 12.5px; color: var(--qrf-muted); }
.qrf-plan-note a { color: var(--qrf-accent); }

/* --- Avisos --- */
.qrf-toast {
	position: fixed;
	inset-inline: 0;
	bottom: 24px;
	margin-inline: auto;
	width: max-content;
	max-width: calc(100% - 32px);
	background: var(--qrf-ink);
	color: #fff;
	padding: 11px 18px;
	border-radius: 999px;
	font-size: 14px;
	z-index: 9999;
}

.qrf-upsell {
	border: none;
	border-radius: 14px;
	padding: 26px;
	max-width: 27rem;
	color: var(--qrf-ink);
	box-shadow: 0 24px 60px rgba(22, 32, 43, 0.22);
}

.qrf-upsell::backdrop { background: rgba(22, 32, 43, 0.45); }
.qrf-upsell h3 { font-size: 19px; margin-bottom: 8px; }
.qrf-upsell__text { color: var(--qrf-muted); margin: 0 0 18px; }
.qrf-upsell__actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* --- Panel del usuario --- */
.qrf-dashboard { font-family: Inter, system-ui, sans-serif; color: #16202b; }
.qrf-dashboard__head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.qrf-dashboard__quota { color: #5c6b7e; font-size: 13.5px; margin: 0; }

.qrf-dashboard__list { display: grid; gap: 12px; margin-top: 18px; }

.qrf-code-card {
	display: grid;
	grid-template-columns: 64px minmax(0, 1fr) auto;
	gap: 16px;
	align-items: center;
	padding: 14px 16px;
	border: 1px solid #c9d2e0;
	border-radius: 12px;
	background: #fff;
}

@media (max-width: 600px) {
	.qrf-code-card { grid-template-columns: 48px minmax(0, 1fr); }
	.qrf-code-card__actions { grid-column: 1 / -1; }
}

.qrf-code-card__thumb { width: 64px; height: 64px; }
.qrf-code-card__thumb canvas, .qrf-code-card__thumb svg { width: 100%; height: auto; }
.qrf-code-card__name { font-weight: 600; }
.qrf-code-card__meta { font-size: 13px; color: #5c6b7e; overflow-wrap: anywhere; }
.qrf-code-card__actions { display: flex; gap: 8px; flex-wrap: wrap; }

.qrf-stats { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 10px; font-size: 13px; }
.qrf-stats b { font-family: "Bricolage Grotesque", Inter, sans-serif; font-size: 20px; display: block; }

.qrf-sparkline { display: flex; align-items: flex-end; gap: 2px; height: 42px; margin-top: 8px; }
.qrf-sparkline span { flex: 1; background: #2b4cff; border-radius: 2px 2px 0 0; min-height: 2px; }

@media (prefers-reduced-motion: no-preference) {
	.qrf-canvas { transition: opacity 0.18s ease; }
	.qrf-canvas[data-loading="1"] { opacity: 0.45; }
}