/**
 * TETRIVCI - Multiplayer UI Styles
 * Lobby, room codes, opponent HUD
 */

/* ============================
   Multiplayer Menu
   ============================ */

.multiplayer-buttons {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
	width: 100%;
	margin-top: var(--spacing-md);
}

.multiplayer-buttons .btn {
	font-size: 16px;
	padding: 14px 20px;
}

/* Inherit from btn-secondary pattern */
.btn-multiplayer {
	background: rgba(255, 255, 255, 0.06);
	border: 1px solid var(--glass-border);
	color: var(--color-white);
	transition: background var(--transition-normal);
}

.btn-multiplayer:hover {
	background: rgba(255, 255, 255, 0.1);
	border-color: var(--glass-border-light);
}

.divider {
	display: flex;
	align-items: center;
	gap: var(--spacing-md);
	width: 100%;
	margin: var(--spacing-sm) 0;
}

.divider::before,
.divider::after {
	content: "";
	flex: 1;
	height: 1px;
	background: var(--glass-border-light);
}

.divider span {
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 1px;
	opacity: 0.5;
	color: var(--color-text-muted);
}

.menu-title {
	margin: 0 0 var(--spacing-md) 0;
	font-size: 18px;
	font-weight: var(--font-weight-bold);
	color: var(--color-white);
	text-align: center;
}

/* ============================
   Room Code Display
   ============================ */

.room-code-container {
	text-align: center;
	padding: var(--spacing-lg);
	background: rgba(255, 255, 255, 0.03);
	border-radius: var(--radius-lg);
	border: 1px solid var(--glass-border);
	margin-bottom: var(--spacing-lg);
}

.room-code-label {
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 1px;
	color: var(--color-text-muted);
	margin-bottom: var(--spacing-sm);
}

.room-code {
	font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
	font-size: 32px;
	font-weight: var(--font-weight-extrabold);
	letter-spacing: 6px;
	color: var(--color-cyan);
	text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
	user-select: all;
	cursor: pointer;
	margin: var(--spacing-xs) 0;
}

.room-code-hint {
	font-size: 12px;
	color: var(--color-text-muted);
	opacity: 0.8;
}

/* ============================
   Waiting / Spinner
   ============================ */

.waiting-container {
	display: flex;
	flex-direction: column;
	align-items: center;
	margin-bottom: var(--spacing-xl);
}

.waiting-spinner {
	width: 40px;
	height: 40px;
	border: 3px solid rgba(255, 255, 255, 0.1);
	border-top-color: var(--color-cyan);
	border-radius: 50%;
	animation: spin 1s linear infinite;
	margin-bottom: var(--spacing-md);
}

.waiting-text {
	font-size: 16px;
	font-weight: var(--font-weight-semibold);
	color: var(--color-white);
	margin-bottom: var(--spacing-xs);
}

.waiting-subtext {
	font-size: 13px;
	color: var(--color-text-muted);
	text-align: center;
	max-width: 280px;
}

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

/* ============================
   Join Room Form
   ============================ */

.join-room-container {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
	width: 100%;
	margin-bottom: var(--spacing-md);
}

.room-code-input {
	background: rgba(0, 0, 0, 0.3);
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-md);
	padding: 12px;
	font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
	font-size: 24px;
	text-align: center;
	color: var(--color-white);
	letter-spacing: 4px;
	text-transform: uppercase;
	outline: none;
	transition: border-color var(--transition-fast);
}

.room-code-input:focus {
	border-color: var(--color-cyan);
	box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.2);
}

.join-error {
	color: var(--color-red);
	font-size: 13px;
	text-align: center;
	margin-bottom: var(--spacing-md);
	display: none;
	background: rgba(255, 77, 77, 0.1);
	padding: 8px;
	border-radius: var(--radius-sm);
	border: 1px solid rgba(255, 77, 77, 0.2);
}

.btn-spacer {
	margin-top: var(--spacing-sm);
}

/* ============================
   Opponent Status (Ready Screen)
   ============================ */

.opponent-status {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: var(--spacing-md);
	margin-bottom: var(--spacing-xl);
	padding: var(--spacing-lg);
	background: rgba(255, 255, 255, 0.05);
	border-radius: var(--radius-md);
	width: 100%;
}

.opponent-indicator {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	background: var(--color-green);
	box-shadow: 0 0 10px rgba(0, 255, 153, 0.5);
}

.opponent-indicator.disconnected {
	background: var(--color-red);
	box-shadow: 0 0 10px rgba(255, 77, 77, 0.5);
}

/* ============================
   Opponent HUD (In Game)
   ============================ */

#opponentHud {
	position: absolute;
	top: 20px;
	right: 20px;
	width: 220px;
	background: rgba(0, 0, 0, 0.6);
	backdrop-filter: blur(10px);
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-lg);
	padding: var(--spacing-md);
	z-index: 10;
	transform: translateX(120%);
	transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
}

#opponentHud.visible {
	transform: translateX(0);
}

.opponent-header {
	display: flex;
	align-items: center;
	gap: var(--spacing-sm);
	padding-bottom: var(--spacing-sm);
	border-bottom: 1px solid var(--glass-border);
}

.opponent-name {
	font-weight: var(--font-weight-bold);
	color: var(--color-white);
	font-size: 14px;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.opponent-stats {
	display: grid;
	grid-template-columns: 1fr;
	gap: 8px;
}

.opponent-stat {
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 13px;
}

.opponent-stat-label {
	color: var(--color-text-muted);
}

.opponent-stat-value {
	color: var(--color-white);
	font-weight: var(--font-weight-semibold);
	font-variant-numeric: tabular-nums;
}

.opponent-latency {
	font-size: 10px;
	color: var(--color-text-muted);
	text-align: right;
	opacity: 0.6;
}

/* ============================
   Countdown Overlay
   ============================ */

#countdownOverlay {
	position: absolute;
	inset: 0;
	z-index: 50;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(0, 0, 0, 0.3);
	pointer-events: none;
}

.countdown-number {
	font-size: 120px;
	font-weight: 900;
	color: var(--color-white);
	text-shadow: 0 0 40px rgba(0, 240, 255, 0.6);
	animation: countdownPop 0.8s cubic-bezier(0.19, 1, 0.22, 1) forwards;
}

.countdown-number.go {
	color: var(--color-green);
	text-shadow: 0 0 40px rgba(0, 255, 153, 0.6);
}

@keyframes countdownPop {
	0% { transform: scale(0.5); opacity: 0; }
	50% { transform: scale(1.1); opacity: 1; }
	100% { transform: scale(1); opacity: 0; }
}

/* ============================
   Status Banner
   ============================ */

#multiplayerBanner {
	position: absolute;
	top: 80px;
	left: 50%;
	transform: translateX(-50%) translateY(-100px);
	background: rgba(20, 20, 30, 0.95);
	border: 1px solid var(--color-red);
	box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
	padding: var(--spacing-lg);
	border-radius: var(--radius-lg);
	z-index: 60;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--spacing-sm);
	min-width: 300px;
	transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1);
	opacity: 0;
	pointer-events: none;
}

#multiplayerBanner.visible {
	transform: translateX(-50%) translateY(0);
	opacity: 1;
	pointer-events: auto;
}

.banner-icon {
	font-size: 32px;
}

.banner-title {
	font-size: 18px;
	font-weight: bold;
	color: var(--color-white);
}

.banner-message {
	font-size: 14px;
	color: var(--color-text-muted);
	margin-bottom: var(--spacing-sm);
	text-align: center;
}

/* ============================
   Game Over Results
   ============================ */

.mp-game-over {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: var(--spacing-md) 0;
}

.mp-result-header {
    font-size: 28px;
    font-weight: var(--font-weight-extrabold);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-xl);
    animation: mp-result-pulse 2s ease-in-out infinite;
}

@keyframes mp-result-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.02); }
}

.mp-result-win {
    color: var(--color-green);
    text-shadow: 
        0 0 10px rgba(0, 255, 153, 0.6),
        0 0 30px rgba(0, 255, 153, 0.4),
        0 0 50px rgba(0, 255, 153, 0.2);
}

.mp-result-lose {
    color: var(--color-red);
    text-shadow: 
        0 0 10px rgba(255, 77, 77, 0.6),
        0 0 30px rgba(255, 77, 77, 0.4);
}

.mp-score-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    width: 100%;
    max-width: 400px;
    margin-bottom: var(--spacing-lg);
}

.mp-player-col {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    position: relative;
    transition: all 0.3s ease;
}

.mp-player-col.winner {
    background: rgba(255, 212, 0, 0.08);
    border-color: var(--color-yellow);
    box-shadow: 
        0 0 15px rgba(255, 212, 0, 0.15),
        inset 0 0 20px rgba(255, 212, 0, 0.05);
}

.mp-player-col.winner::before {
    content: "👑";
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 20px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

.mp-player-name {
    font-size: 12px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
}

.mp-player-col.winner .mp-player-name {
    color: var(--color-yellow);
}

.mp-player-score {
    font-size: 22px;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--spacing-sm);
    font-variant-numeric: tabular-nums;
}

.mp-player-col.winner .mp-player-score {
    color: var(--color-yellow);
    text-shadow: 0 0 10px rgba(255, 212, 0, 0.3);
}

.mp-stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--color-text-muted);
    padding: 4px 0;
}

.mp-stat-row:first-of-type {
    border-top: 1px solid var(--glass-border);
    margin-top: var(--spacing-xs);
    padding-top: var(--spacing-xs);
}

.mp-stat-val {
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    font-variant-numeric: tabular-nums;
}