/* ============================================
   STADIUM OPTIMIZER — Dark Tactical Theme
   ============================================ */

:root {
	--bg-deep: #0a0e17;
	--bg-surface: #111827;
	--bg-elevated: #1e2536;
	--bg-recessed: #0d1220;
	--border: #2a3347;
	--border-light: #3d4a63;
	--text: #e8edf5;
	--text-muted: #7a8599;
	--text-dim: #4a5568;
	--accent: #f59e0b;
	--accent-hover: #fbbf24;
	--accent-glow: rgba(245, 158, 11, 0.12);
	--cat-weapon: #e74c3c;
	--cat-ability: #3b82f6;
	--cat-survival: #22c55e;
	--cat-gadget: #a855f7;
	--radius: 6px;
	--radius-lg: 10px;
}

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

html {
	overflow-x: auto;
	overflow-y: hidden;
}

body {
	background: var(--bg-deep);
	color: var(--text);
	font-family: 'Source Sans 3', 'Segoe UI', sans-serif;
	font-size: 17px;
	line-height: 1.5;
	padding-bottom: 56px;
	height: 100vh;
	min-width: 1040px;
}

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

header {
	background: var(--bg-surface);
	border-bottom: 1px solid var(--border);
	padding: 14px 24px;
	text-align: center;
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 2rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--accent);
	position: relative;
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 1rem;
}

header::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--accent), transparent);
	opacity: 0.4;
}

#left-panel-actions {
	display: flex;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 0.5rem;
}

#left-panel-actions button,
#left-panel-actions-bottom button {
	padding: 6px 16px;
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.85rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	cursor: pointer;
	border: 1px solid var(--border-light);
	background: var(--bg-elevated);
	color: var(--text);
	border-radius: var(--radius);
	transition: border-color 0.15s, background 0.15s, color 0.15s;
}

#left-panel-actions button:hover,
#left-panel-actions-bottom button:hover {
	border-color: var(--accent);
	color: var(--accent);
	background: var(--bg-recessed);
}

#btn-hero-reselect {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 6px 14px 6px 6px;
}

#btn-hero-name {
	font-size: 1.2rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: var(--text);
}

#btn-hero-icon {
	width: 60px;
	height: 60px;
	object-fit: cover;
	border-radius: 4px;
	border: 1px solid var(--border);
}

#left-panel-actions-bottom {
	display: flex;
	justify-content: center;
	gap: 0.5rem;
	margin-top: 0.75rem;
	margin-bottom: 0.5rem;
}

#builds-bar {
	display: flex;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 0.75rem;
}

#select-builds {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.85rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	background: var(--bg-recessed);
	color: var(--text);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 4px 8px;
	cursor: pointer;
	outline: none;
	transition: border-color 0.15s;
}

#select-builds:focus {
	border-color: var(--accent);
}

#btn-delete-build {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.85rem;
	font-weight: 700;
	background: var(--bg-elevated);
	color: var(--text-muted);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 4px 10px;
	cursor: pointer;
	transition: border-color 0.15s, color 0.15s;
}

#btn-delete-build:hover {
	border-color: #ef4444;
	color: #ef4444;
}

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

.main-container {
	display: flex;
	height: calc(100vh - 56px - 56px);
	overflow-x: auto;
	overflow-y: hidden;
}

#left-panel, #middle-panel, #right-panel {
	padding: 20px;
}

#left-panel {
	flex: 0 0 320px;
	background: var(--bg-surface);
	border-right: 1px solid var(--border);
	text-align: center;
	overflow-y: auto;
	font-size: 1.1rem;
}

#left-panel h2 {
	font-size: 1.5rem;
}

#left-panel h3 {
	font-size: 1rem;
}

#middle-panel {
	flex: 1 0 400px;
	background: var(--bg-deep);
	overflow-y: auto;
}

#right-panel {
	flex: 0 0 320px;
	background: var(--bg-surface);
	border-left: 1px solid var(--border);
	text-align: center;
	overflow-y: auto;
}

#right-panel h2 {
	font-size: 1.5rem;
}

#right-panel-items {
	display: flex;
	flex-direction: column;
	align-items: center;
	font-size: 1.1rem;
}

.right-panel-divider {
	border: none;
	border-top: 1px solid var(--border);
	margin: 12px 0;
	width: 100%;
}

#right-panel-items > p {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.2rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

/* ---- Typography ---- */

h2 {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.1rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--text);
	margin-bottom: 16px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--border);
}

h3 {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.85rem;
	font-weight: 600;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--text-muted);
	margin-top: 20px;
	margin-bottom: 10px;
}

p {
	margin-bottom: 6px;
}

/* ---- Round Tabs ---- */

.tab-bar {
	position: relative;
}

.tab-bar.overflow .round-tabs,
.tab-bar.overflow .tabs {
	display: none;
}

.tab-dropdown {
	display: none;
	width: 100%;
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.2rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	background: var(--bg-elevated);
	color: var(--text);
	border: 1px solid var(--border);
	border-bottom: 2px solid var(--border);
	border-radius: var(--radius) var(--radius) 0 0;
	padding: 8px 20px;
	cursor: pointer;
	outline: none;
	margin-bottom: 8px;
	transition: color 0.15s, border-color 0.15s;
}

#cat-tab-dropdown[data-active="weapon"] {
	color: var(--cat-weapon);
	border-bottom-color: var(--cat-weapon);
}
#cat-tab-dropdown[data-active="ability"] {
	color: var(--cat-ability);
	border-bottom-color: var(--cat-ability);
}
#cat-tab-dropdown[data-active="survival"] {
	color: var(--cat-survival);
	border-bottom-color: var(--cat-survival);
}
#cat-tab-dropdown[data-active="gadget"] {
	color: var(--cat-gadget);
	border-bottom-color: var(--cat-gadget);
}

#round-tab-dropdown {
	color: var(--accent);
	border-bottom-color: var(--accent);
}

.tab-bar.overflow .tab-dropdown {
	display: block;
}

.tab-dropdown:focus {
	border-color: var(--accent);
}

.round-tabs {
	display: flex;
	gap: 4px;
	margin-bottom: 8px;
	justify-content: center;
}

.round-tab {
	padding: 6px 12px;
	cursor: pointer;
	background: transparent;
	border: none;
	border-bottom: 2px solid transparent;
	border-radius: 0;
	color: var(--text-muted);
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.9rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	user-select: none;
	transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.round-tab:hover {
	color: var(--text);
	background: var(--bg-elevated);
}

.round-tab.active {
	color: var(--accent);
	border-bottom: 2px solid var(--accent);
	font-weight: 700;
}

/* ---- Category Tabs ---- */

.tabs {
	display: flex;
	gap: 4px;
	margin-bottom: 20px;
	border-bottom: 1px solid var(--border);
	padding-bottom: 0;
	justify-content: center;
}

.tab {
	padding: 8px 20px;
	cursor: pointer;
	background: transparent;
	border: 1px solid transparent;
	border-bottom: none;
	border-radius: var(--radius) var(--radius) 0 0;
	color: var(--text-muted);
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.2rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.tab:hover {
	color: var(--text);
	background: var(--bg-elevated);
}

.tab.active {
	background: var(--bg-elevated);
	border-color: var(--border);
	font-weight: 700;
}

.tab[data-tab="weapon"]       { border-bottom: 2px solid rgba(231, 76, 60, 0.4); color: rgba(231, 76, 60, 0.6); }
.tab[data-tab="ability"]      { border-bottom: 2px solid rgba(59, 130, 246, 0.4); color: rgba(59, 130, 246, 0.6); }
.tab[data-tab="survival"]     { border-bottom: 2px solid rgba(34, 197, 94, 0.4); color: rgba(34, 197, 94, 0.6); }
.tab[data-tab="gadget"]       { border-bottom: 2px solid rgba(168, 85, 247, 0.4); color: rgba(168, 85, 247, 0.6); }

.tab[data-tab="weapon"]:hover  { color: var(--cat-weapon); }
.tab[data-tab="ability"]:hover { color: var(--cat-ability); }
.tab[data-tab="survival"]:hover{ color: var(--cat-survival); }
.tab[data-tab="gadget"]:hover  { color: var(--cat-gadget); }

.tab.active[data-tab="weapon"] {
	color: var(--cat-weapon);
	border-bottom: 2px solid var(--cat-weapon);
}
.tab.active[data-tab="ability"] {
	color: var(--cat-ability);
	border-bottom: 2px solid var(--cat-ability);
}
.tab.active[data-tab="survival"] {
	color: var(--cat-survival);
	border-bottom: 2px solid var(--cat-survival);
}
.tab.active[data-tab="gadget"] {
	color: var(--cat-gadget);
	border-bottom: 2px solid var(--cat-gadget);
}

.tab-dot {
	display: inline-block;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--text-muted);
	margin-left: 6px;
	vertical-align: middle;
}

.tab[data-tab="weapon"] .tab-dot   { background: var(--cat-weapon); }
.tab[data-tab="ability"] .tab-dot  { background: var(--cat-ability); }
.tab[data-tab="survival"] .tab-dot { background: var(--cat-survival); }
.tab[data-tab="gadget"] .tab-dot   { background: var(--cat-gadget); }

.tab-content {
	display: none;
}

.tab-content.active {
	display: flex;
	gap: 12px;
	justify-content: center;
	flex-wrap: wrap;
}

/* ---- Footer ---- */

footer {
	position: fixed;
	bottom: 0;
	left: 0;
	right: 0;
	background: var(--bg-surface);
	border-top: 1px solid var(--border);
	color: var(--text-dim);
	text-align: center;
	padding: 10px 16px;
	font-size: 1rem;
	z-index: 9;
}

footer p {
	margin: 0;
}

/* ---- Inputs ---- */

input[type=number] {
	text-align: center;
	-moz-appearance: textfield;
	background: var(--bg-recessed);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	color: var(--accent);
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.3rem;
	font-weight: 700;
	padding: 8px 12px;
	width: 120px;
	outline: none;
	transition: border-color 0.15s;
}

input[type=number]:focus {
	border-color: var(--accent);
	box-shadow: 0 0 0 2px var(--accent-glow);
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
	-webkit-appearance: none;
	margin: 0;
}

#input-currency {
	text-align: center;
}

#currency-row {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
}

.currency-btn {
	width: 32px;
	height: 32px;
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.2rem;
	font-weight: 700;
	cursor: pointer;
	border: 1px solid var(--border-light);
	background: var(--bg-elevated);
	color: var(--text);
	border-radius: var(--radius);
	transition: border-color 0.15s, background 0.15s, color 0.15s;
	padding: 0;
	line-height: 1;
}

.currency-btn-sm {
	width: 26px;
	height: 26px;
	font-size: 1rem;
}

.currency-btn:hover {
	border-color: var(--accent);
	color: var(--accent);
	background: var(--bg-recessed);
}

.indent {
	margin-left: 1rem;
}

/* ---- Dropdown (generic) ---- */

.dropdown {
	display: none;
}

/* ---- Hero Select Overlay ---- */

.background.container {
	background-color: black;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 10;
}

.background.container.darken {
	background: black;
	opacity: 0.6;
	z-index: 11;
}

.background.container.color {
	background: var(--bg-deep);
}

.container.hero.select {
	position: fixed;
	width: 1000px;
	min-height: 500px;
	max-height: 800px;
	overflow-y: auto;
	background: var(--bg-surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-lg);
	box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
	z-index: 12;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	color: var(--text);
	padding: 20px;
}

.container.hero.select h1 {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.5rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--accent);
	margin-bottom: 20px;
}

/* ---- Hero Role Groups ---- */

.hero-roles-row {
	display: flex;
	gap: 0;
}

.hero-roles-row .hero-role-group {
	flex: 1;
	min-width: 0;
	padding: 12px 16px;
	border-right: 1px solid var(--border);
}

.hero-roles-row .hero-role-group:last-child {
	border-right: none;
}

.hero-role-group {
	margin-bottom: 0;
}

.hero-role-header {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 10px;
	padding: 0 4px;
}

.hero-role-label {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.85rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	white-space: nowrap;
}

.hero-role-line {
	flex: 1;
	height: 1px;
	background: var(--border);
}

[data-role="tank"] { background: rgba(59, 130, 246, 0.05); }
[data-role="damage"] { background: rgba(231, 76, 60, 0.05); }
[data-role="support"] { background: rgba(34, 197, 94, 0.05); }

[data-role="tank"] .hero-role-label { color: #3b82f6; }
[data-role="damage"] .hero-role-label { color: #e74c3c; }
[data-role="support"] .hero-role-label { color: #22c55e; }

[data-role="tank"] .hero-role-line { background: linear-gradient(90deg, rgba(59, 130, 246, 0.4), transparent); }
[data-role="damage"] .hero-role-line { background: linear-gradient(90deg, rgba(231, 76, 60, 0.4), transparent); }
[data-role="support"] .hero-role-line { background: linear-gradient(90deg, rgba(34, 197, 94, 0.4), transparent); }

.hero-role-grid {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 2px;
}

.hero-card {
	display: inline-flex;
	flex-direction: column;
	align-items: center;
	margin: 4px;
	cursor: pointer;
	transition: transform 0.15s;
}

.hero-card:hover {
	transform: scale(1.05);
}

.hero-card:hover .hero-name {
	color: var(--accent);
}

.hero-name {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: var(--text-muted);
	margin-top: 4px;
	transition: color 0.15s;
}

img.hero.portrait {
	width: 80px;
	border-radius: var(--radius);
	border: 2px solid transparent;
	transition: border-color 0.15s;
}

.hero-card:hover img.hero.portrait {
	border-color: var(--accent);
}

.centertext {
	text-align: center;
}

/* ---- Optimizer Loading Overlay ---- */

#optimizer-loading-overlay {
	position: fixed;
	inset: 0;
	z-index: 50;
	background: var(--bg-deep);
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 1;
	transition: opacity 0.5s ease-out;
	pointer-events: all;
}

#optimizer-loading-overlay.fade-out {
	opacity: 0;
	pointer-events: none;
}

.loading-hud {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 24px;
}

.loading-ring {
	position: relative;
	width: 120px;
	height: 120px;
}

.loading-ring svg {
	width: 100%;
	height: 100%;
	animation: ring-pulse 2.5s ease-in-out infinite;
}

.loading-ring circle {
	fill: none;
	stroke-linecap: round;
}

.ring-track {
	stroke: var(--border);
	stroke-width: 2;
}

.ring-arc {
	stroke: var(--accent);
	stroke-width: 3;
	stroke-dasharray: 80 264;
	transform-origin: center;
	animation: ring-spin 1.8s linear infinite;
	filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.4));
}

.ring-arc-fast {
	stroke: var(--accent);
	stroke-width: 1.5;
	stroke-dasharray: 30 214;
	opacity: 0.4;
	transform-origin: center;
	animation: ring-spin-reverse 2.4s linear infinite;
}

.loading-icon-center {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 8px;
	height: 8px;
	background: var(--accent);
	border-radius: 50%;
	transform: translate(-50%, -50%);
	box-shadow: 0 0 12px rgba(245, 158, 11, 0.6), 0 0 24px rgba(245, 158, 11, 0.2);
	animation: center-pulse 1.8s ease-in-out infinite;
}

.loading-label {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: var(--accent);
}

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

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

@keyframes ring-pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.8; }
}

@keyframes center-pulse {
	0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
	50% { opacity: 0.5; transform: translate(-50%, -50%) scale(0.7); }
}


/* ---- Summary / Cost ---- */

#left-panel-cost-wrapper {
	text-align: center;
	width: 100%;
	margin: 12px auto 10px;
	padding-bottom: 12px;
	border-bottom: 1px solid var(--border);
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.3rem;
	font-weight: 700;
	color: var(--text);
}

#left-panel-cost {
	font-family: 'Rajdhani', 'Segoe UI', sans-serif;
	font-size: 1.3rem;
	font-weight: 700;
	color: var(--accent);
}