/* ==========================================================================
   ChopSkills Embedded Arena — Voting UI Styles
   Renders inside #cs-embedded-arena on challenge pages during voting_live.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Arena Container
   -------------------------------------------------------------------------- */
.cs-arena-wrap {
	max-width: 100%;
	margin: 1.5rem 0;
	padding: 1.5rem;
	background: rgba(255, 255, 255, 0.02);
	border: 1px solid rgba(255, 255, 255, 0.06);
	border-radius: 14px;
}

/* Hero compact mode when voting — no background image */
.cs-sc-hero--voting {
	min-height: auto !important;
}

/* --------------------------------------------------------------------------
   Header — Round counter + instruction
   -------------------------------------------------------------------------- */
.cs-arena-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 1rem;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.cs-arena-round {
	font-size: 0.82rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: #60a5fa;
	background: rgba(59, 130, 246, 0.12);
	border: 1px solid rgba(59, 130, 246, 0.25);
	padding: 0.25rem 0.65rem;
	border-radius: 6px;
}

.cs-arena-instruction {
	font-size: 0.95rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	background: linear-gradient(90deg, var(--cs-arena-accent-2, #a78bfa), var(--cs-arena-accent-1, #60a5fa));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
	animation: cs-instruction-pulse 2.8s ease-in-out infinite;
}

@keyframes cs-instruction-pulse {
	0%, 100% { opacity: 1; }
	50%       { opacity: 0.65; }
}

/* --------------------------------------------------------------------------
   Matchup Grid — Two cards + VS badge
   -------------------------------------------------------------------------- */
.cs-arena-matchup {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	gap: 0.75rem;
	align-items: center;
	transition: opacity 200ms ease, transform 200ms ease;
}

@media (max-width: 640px) {
	.cs-arena-matchup {
		grid-template-columns: 1fr;
		gap: 0.5rem;
	}
	.cs-arena-vs {
		display: none;
	}
	.cs-arena-entry {
		height: 300px;
	}
}

/* --------------------------------------------------------------------------
   Slide animations
   -------------------------------------------------------------------------- */
.cs-arena-slide-in {
	opacity: 0;
	transform: scale(0.96);
}

.cs-arena-slide-out {
	opacity: 0;
	transform: scale(0.92) translateY(20px);
	pointer-events: none;
}

/* --------------------------------------------------------------------------
   VS Badge
   -------------------------------------------------------------------------- */
.cs-arena-vs {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--cs-arena-accent-1, #3b82f6) 0%, var(--cs-arena-accent-2, #8b5cf6) 100%);
	box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
	flex-shrink: 0;
}

.cs-arena-vs span {
	font-size: 0.85rem;
	font-weight: 800;
	color: #fff;
	letter-spacing: 0.1em;
}

/* --------------------------------------------------------------------------
   Entry Card
   -------------------------------------------------------------------------- */
.cs-arena-entry {
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	cursor: pointer;
	border: 3px solid transparent;
	background: var(--cs-bg-card, #1a1a2e);
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
	height: 460px;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
	            box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
	            border-color 0.2s ease;
}

.cs-arena-entry:hover {
	transform: translateY(-4px) scale(1.01);
	box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
	border-color: rgba(255, 255, 255, 0.15);
}

.cs-arena-entry:focus-visible {
	outline: none;
	border-color: #60a5fa;
	box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.3), 0 12px 32px rgba(0, 0, 0, 0.45);
}

.cs-arena-entry img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

/* Hover overlay */
.cs-arena-entry-overlay {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: 1.5rem 1rem 0.85rem;
	background: linear-gradient(0deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0) 100%);
	opacity: 0;
	transition: opacity 0.2s ease;
	text-align: center;
}

.cs-arena-entry:hover .cs-arena-entry-overlay {
	opacity: 1;
}

.cs-arena-entry-overlay span {
	font-size: 0.9rem;
	font-weight: 700;
	color: #fff;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

/* Zoom button — bottom-right corner, always visible */
.cs-arena-zoom-btn {
	position: absolute;
	bottom: 0.55rem;
	right: 0.55rem;
	z-index: 10;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0.4rem 0.75rem;
	background: rgba(0, 0, 0, 0.6);
	border: 1px solid rgba(255, 255, 255, 0.18);
	border-radius: 6px;
	color: #fff;
	font-size: 0.72rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	cursor: pointer;
	opacity: 0.7;
	transition: opacity 0.2s ease, background 0.15s;
	backdrop-filter: blur(4px);
}

.cs-arena-zoom-btn:hover {
	opacity: 1;
	background: rgba(255, 255, 255, 0.2);
}

/* --------------------------------------------------------------------------
   Vote Registered — Green border glow
   -------------------------------------------------------------------------- */
.cs-vote-registered {
	border-color: #4ade80 !important;
	box-shadow: 0 0 0 4px rgba(74, 222, 128, 0.35),
	            0 0 24px rgba(74, 222, 128, 0.15) !important;
	transform: scale(1.02);
}

.cs-vote-registered .cs-arena-entry-overlay {
	opacity: 1;
	background: linear-gradient(0deg, rgba(22, 163, 74, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
}

.cs-vote-registered .cs-arena-entry-overlay span {
	color: #fff;
}

.cs-vote-registered .cs-arena-entry-overlay span::before {
	content: '✓ ';
}

/* --------------------------------------------------------------------------
   Loading State
   -------------------------------------------------------------------------- */
.cs-arena-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 3rem 1rem;
	color: #94a3b8;
	font-size: 0.9rem;
	font-weight: 500;
	gap: 1rem;
}

.cs-arena-spinner {
	width: 32px;
	height: 32px;
	border: 3px solid rgba(255, 255, 255, 0.08);
	border-top-color: #60a5fa;
	border-radius: 50%;
	animation: cs-arena-spin 0.7s linear infinite;
}

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

/* --------------------------------------------------------------------------
   Completion / Done State
   -------------------------------------------------------------------------- */
.cs-arena-done {
	text-align: center;
	padding: 3rem 2rem;
	border: 2px dashed rgba(255, 255, 255, 0.08);
	border-radius: 14px;
	background: rgba(255, 255, 255, 0.02);
}

.cs-arena-done-icon {
	font-size: 3rem;
	display: block;
	margin-bottom: 0.75rem;
}

.cs-arena-done h3 {
	font-size: 1.3rem;
	font-weight: 700;
	color: #e0e0e8;
	margin: 0 0 0.5rem;
}

.cs-arena-done p {
	font-size: 0.9rem;
	color: #8888a0;
	margin: 0 0 0.5rem;
}

.cs-arena-done a {
	color: #60a5fa;
	text-decoration: none;
	font-weight: 600;
}

.cs-arena-done a:hover {
	text-decoration: underline;
}

.cs-arena-done-stat {
	margin-top: 1rem !important;
	font-size: 0.82rem !important;
	color: #64748b !important;
}

.cs-arena-upgrade-btn {
	display: inline-block;
	margin-top: 1rem;
	padding: 0.65rem 1.5rem;
	background: linear-gradient(135deg, var(--cs-arena-accent-1, #3b82f6) 0%, var(--cs-arena-accent-2, #8b5cf6) 100%);
	color: #fff !important;
	font-weight: 700;
	font-size: 0.9rem;
	border-radius: 8px;
	text-decoration: none !important;
	transition: transform 0.2s, box-shadow 0.2s;
}

.cs-arena-upgrade-btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(59, 130, 246, 0.35);
}

/* --------------------------------------------------------------------------
   About Section Accordion (voting_live state)
   -------------------------------------------------------------------------- */
.cs-sc-about-accordion summary {
	cursor: pointer;
	padding: 0.75rem 0;
	font-size: 1.1rem;
	font-weight: 700;
	color: #e0e0e8;
	list-style: none;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.cs-sc-about-accordion summary::-webkit-details-marker {
	display: none;
}

.cs-sc-about-accordion summary::after {
	content: '▸';
	font-size: 0.85rem;
	transition: transform 0.2s;
	color: #64748b;
	margin-left: auto;
}

.cs-sc-about-accordion[open] summary::after {
	transform: rotate(90deg);
}

/* --------------------------------------------------------------------------
   Marching Ants — Embedded Arena Voting Card Hover
   Gated by body.cs-marching-ants-active (Customizer: ChopSkills Design).
   -------------------------------------------------------------------------- */
@keyframes cs-marching-ants {
	to {
		background-position: 100% 0, 0 100%, 0 0, 100% 100%;
	}
}

body.cs-marching-ants-active .cs-arena-entry::after {
	content: '';
	position: absolute;
	inset: 0;
	pointer-events: none;
	z-index: 10;
	border-radius: inherit;
	opacity: 0;
	transition: opacity 0.3s ease;
	background-image:
		linear-gradient(90deg, #fff 50%, transparent 50%),
		linear-gradient(90deg, #fff 50%, transparent 50%),
		linear-gradient(0deg, #fff 50%, transparent 50%),
		linear-gradient(0deg, #fff 50%, transparent 50%);
	background-repeat: repeat-x, repeat-x, repeat-y, repeat-y;
	background-size: 12px 2px, 12px 2px, 2px 12px, 2px 12px;
	background-position: 0 0, 100% 100%, 0 100%, 100% 0;
}

body.cs-marching-ants-active .cs-arena-entry:hover::after {
	opacity: 0.25;
	animation: cs-marching-ants 10s linear infinite;
}

body.cs-marching-ants-active .cs-arena-entry:hover {
	border-color: transparent !important;
}