/**
 * Robo Forge – Build-A-Bot
 * All rules scoped to .rf-app. Mobile-first, no horizontal scrolling,
 * minimum 44px tap targets, reduced-motion respected.
 */

.rf-app {
	--rf-bg1: #1b2436;
	--rf-bg2: #2a3550;
	--rf-panel: #223048;
	--rf-panel-2: #1a2638;
	--rf-line: #3c4f74;
	--rf-text: #eef3ff;
	--rf-dim: #9fb0d0;
	--rf-amber: #ffb02e;
	--rf-amber-2: #ff8a1e;
	--rf-cyan: #35e0ff;
	--rf-radius: 16px;

	box-sizing: border-box;
	max-width: 980px;
	margin: 0 auto;
	padding: 16px;
	border-radius: 20px;
	background: linear-gradient(160deg, var(--rf-bg1), var(--rf-bg2));
	color: var(--rf-text);
	font-family: "Trebuchet MS", "Segoe UI", Verdana, sans-serif;
	overflow: hidden;
}

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

.rf-app button {
	font-family: inherit;
	cursor: pointer;
	border: 0;
	-webkit-tap-highlight-color: transparent;
	touch-action: manipulation;
}

.rf-app button:focus-visible {
	outline: 3px solid var(--rf-cyan);
	outline-offset: 2px;
}

/* ---------- Header ---------- */

.rf-header {
	text-align: center;
	margin-bottom: 12px;
}

.rf-title {
	margin: 0;
	font-size: clamp(1.6rem, 5vw, 2.4rem);
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--rf-amber);
	text-shadow: 0 2px 0 rgba(0, 0, 0, 0.35);
}

.rf-tagline {
	margin: 4px 0 0;
	color: var(--rf-dim);
	font-size: clamp(0.9rem, 3vw, 1.05rem);
}

.rf-loading,
.rf-noscript {
	text-align: center;
	padding: 32px 8px;
	color: var(--rf-dim);
}

/* ---------- Layout ---------- */

.rf-layout {
	display: grid;
	grid-template-columns: 1fr;
	gap: 14px;
}

@media (min-width: 760px) {
	.rf-layout {
		grid-template-columns: minmax(320px, 420px) 1fr;
		align-items: start;
	}
}

/* ---------- Stage ---------- */

.rf-stage-wrap {
	background: var(--rf-panel-2);
	border: 2px solid var(--rf-line);
	border-radius: var(--rf-radius);
	padding: 10px;
}

.rf-nameplate {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	flex-wrap: wrap;
	margin-bottom: 6px;
}

.rf-botname {
	font-size: clamp(1.1rem, 4vw, 1.5rem);
	font-weight: 800;
	letter-spacing: 0.05em;
	color: var(--rf-cyan);
	text-transform: uppercase;
	text-shadow: 0 0 12px rgba(53, 224, 255, 0.45);
}

.rf-btn-mini {
	min-height: 44px;
	padding: 8px 14px;
	border-radius: 12px;
	background: var(--rf-panel);
	border: 2px solid var(--rf-line);
	color: var(--rf-text);
	font-weight: 700;
	font-size: 0.9rem;
}

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

.rf-stage {
	position: relative;
	width: 100%;
	aspect-ratio: 360 / 460;
	max-height: 62vh;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 12px;
	background:
		radial-gradient(ellipse at 50% 88%, rgba(53, 224, 255, 0.14), transparent 55%),
		repeating-linear-gradient(0deg, transparent 0 34px, rgba(255, 255, 255, 0.03) 34px 35px),
		linear-gradient(180deg, #16203a, #101a2e);
	overflow: hidden;
}

.rf-stage svg {
	width: 100%;
	height: 100%;
	display: block;
}

.rf-stage.rf-morph svg {
	animation: rf-morph 0.7s ease-in-out;
}

@keyframes rf-morph {
	0%   { transform: rotate(0deg) scale(1); filter: brightness(1); }
	45%  { transform: rotate(360deg) scale(0.55); filter: brightness(2.2); }
	100% { transform: rotate(720deg) scale(1); filter: brightness(1); }
}

.rf-stage .rf-flash {
	position: absolute;
	inset: 0;
	background: radial-gradient(circle, rgba(255, 255, 255, 0.9), rgba(53, 224, 255, 0) 65%);
	opacity: 0;
	pointer-events: none;
}

.rf-stage.rf-morph .rf-flash {
	animation: rf-flash 0.7s ease-in-out;
}

@keyframes rf-flash {
	0%, 100% { opacity: 0; }
	45%      { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
	.rf-stage.rf-morph svg { animation: rf-fade 0.4s ease-in-out; }
	.rf-stage.rf-morph .rf-flash { animation: none; }
	@keyframes rf-fade {
		0%   { opacity: 1; }
		50%  { opacity: 0; }
		100% { opacity: 1; }
	}
}

/* ---------- Transform lever (signature) ---------- */

.rf-transform {
	display: block;
	width: 100%;
	margin-top: 10px;
	min-height: 58px;
	border-radius: 14px;
	font-size: clamp(1.1rem, 4.5vw, 1.4rem);
	font-weight: 900;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: #241a05;
	background:
		linear-gradient(180deg, var(--rf-amber), var(--rf-amber-2));
	border: 3px solid #241a05;
	box-shadow:
		0 4px 0 #241a05,
		0 0 18px rgba(255, 176, 46, 0.35);
	position: relative;
	overflow: hidden;
	transition: transform 0.08s ease;
}

.rf-transform::before,
.rf-transform::after {
	content: "";
	position: absolute;
	top: 0;
	bottom: 0;
	width: 26px;
	background: repeating-linear-gradient(
		-45deg,
		#241a05 0 10px,
		var(--rf-amber) 10px 20px
	);
	opacity: 0.9;
}

.rf-transform::before { left: 0; }
.rf-transform::after  { right: 0; }

.rf-transform:active {
	transform: translateY(3px);
	box-shadow: 0 1px 0 #241a05;
}

/* ---------- Builder panel ---------- */

.rf-panel {
	background: var(--rf-panel);
	border: 2px solid var(--rf-line);
	border-radius: var(--rf-radius);
	padding: 12px;
}

.rf-tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-bottom: 10px;
}

.rf-tab {
	flex: 1 1 auto;
	min-height: 44px;
	padding: 8px 10px;
	border-radius: 12px;
	background: var(--rf-panel-2);
	border: 2px solid var(--rf-line);
	color: var(--rf-dim);
	font-weight: 800;
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.rf-tab[aria-selected="true"] {
	background: var(--rf-cyan);
	border-color: var(--rf-cyan);
	color: #06232b;
}

.rf-options {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(86px, 1fr));
	gap: 8px;
	margin-bottom: 4px;
}

.rf-opt {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 4px;
	padding: 8px 4px;
	min-height: 96px;
	border-radius: 12px;
	background: var(--rf-panel-2);
	border: 3px solid var(--rf-line);
	color: var(--rf-text);
}

.rf-opt svg {
	width: 54px;
	height: 54px;
	display: block;
}

.rf-opt-label {
	font-size: 0.72rem;
	font-weight: 700;
	color: var(--rf-dim);
	text-align: center;
	line-height: 1.1;
}

.rf-opt[aria-pressed="true"] {
	border-color: var(--rf-amber);
	background: rgba(255, 176, 46, 0.12);
	box-shadow: 0 0 10px rgba(255, 176, 46, 0.3);
}

.rf-opt[aria-pressed="true"] .rf-opt-label {
	color: var(--rf-amber);
}

/* ---------- Colors ---------- */

.rf-colors {
	margin-top: 10px;
	border-top: 2px dashed var(--rf-line);
	padding-top: 10px;
}

.rf-color-row {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	margin-bottom: 8px;
}

.rf-color-label {
	flex: 0 0 58px;
	font-size: 0.78rem;
	font-weight: 800;
	text-transform: uppercase;
	color: var(--rf-dim);
	letter-spacing: 0.04em;
}

.rf-swatch {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	border: 3px solid rgba(255, 255, 255, 0.25);
	box-shadow: inset 0 -4px 6px rgba(0, 0, 0, 0.25);
}

.rf-swatch[aria-pressed="true"] {
	border-color: #fff;
	box-shadow:
		inset 0 -4px 6px rgba(0, 0, 0, 0.25),
		0 0 0 3px var(--rf-amber);
}

.rf-preset {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	min-height: 44px;
	padding: 6px 10px;
	border-radius: 12px;
	background: var(--rf-panel-2);
	border: 2px solid var(--rf-line);
	color: var(--rf-text);
	font-weight: 700;
	font-size: 0.78rem;
}

.rf-preset:hover {
	border-color: var(--rf-cyan);
}

.rf-dot {
	width: 13px;
	height: 13px;
	border-radius: 50%;
	display: inline-block;
	border: 2px solid rgba(255, 255, 255, 0.25);
}

/* ---------- Action row ---------- */

.rf-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 10px;
}

.rf-btn {
	flex: 1 1 130px;
	min-height: 50px;
	padding: 10px 12px;
	border-radius: 12px;
	font-weight: 800;
	font-size: 0.95rem;
	background: var(--rf-panel-2);
	border: 2px solid var(--rf-line);
	color: var(--rf-text);
}

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

.rf-btn-primary {
	background: linear-gradient(180deg, #38e08a, #1fa864);
	border-color: #0d4f30;
	color: #06231a;
}

.rf-btn-primary:hover {
	border-color: #0d4f30;
	filter: brightness(1.06);
}