/* ═══════════════════════════════════════════════════════
   CryptoBlob Arena — Global Stylesheet
   Neon Las Vegas theme: dark + light mode
   ═══════════════════════════════════════════════════════ */

/* ─── Reset & Base ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0a0a1a;
    --bg-secondary: #10102a;
    --bg-panel: rgba(255,255,255,0.05);
    --border: rgba(255,255,255,0.1);
    --text-primary: #e0e0e0;
    --text-secondary: #888888;
    --text-muted: #555555;
    --neon-cyan: #00f5ff;
    --neon-magenta: #ff00c8;
    --neon-green: #c8ff00;
    --neon-purple: #7b00ff;
    --neon-orange: #ff6600;
    --glass-bg: rgba(255,255,255,0.05);
    --glass-blur: blur(12px);
    --glass-border: 1px solid rgba(255,255,255,0.1);
    --transition: 0.3s ease;
}

.light-mode {
    --bg-primary: #f0f0f5;
    --bg-secondary: #e8e8f0;
    --bg-panel: rgba(0,0,0,0.04);
    --border: rgba(0,0,0,0.1);
    --text-primary: #1a1a2e;
    --text-secondary: #666666;
    --text-muted: #999999;
    --glass-bg: rgba(255,255,255,0.7);
    --glass-border: 1px solid rgba(0,0,0,0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow: hidden;
    transition: background var(--transition), color var(--transition);
}

/* ─── Typography ─── */
h1, h2, h3, .logo-text {
    font-family: 'Orbitron', sans-serif;
}

.logo-text {
    font-size: 2.8rem;
    font-weight: 900;
    text-align: center;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta), var(--neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

/* ─── Glass Panels ─── */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 16px;
    padding: 36px;
    position: relative;
}

/* ─── Full Overlay ─── */
.overlay-full {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--bg-primary);
    overflow-y: auto;
}
.overlay-full.overlay-transparent {
    background: transparent;
}
.overlay-transparent .profile-card {
    background: rgba(10, 10, 30, 0.92);
    border: 1px solid rgba(0, 245, 255, 0.15);
    box-shadow: 0 0 40px rgba(0, 245, 255, 0.08), 0 8px 32px rgba(0, 0, 0, 0.6);
}
.light-mode .overlay-transparent .profile-card {
    background: rgba(240, 240, 250, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

/* ─── Inputs ─── */
.input-neon {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: border-color var(--transition);
}
.light-mode .input-neon {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.12);
    color: #1a1a2e;
}
.input-neon:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px rgba(0,245,255,0.15);
}

.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

/* ─── Buttons ─── */
.btn-primary-neon {
    padding: 14px 28px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--neon-cyan), #0088ff);
    color: #000;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 0 25px rgba(0,245,255,0.3);
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.btn-primary-neon:hover {
    box-shadow: 0 0 40px rgba(0,245,255,0.5);
    transform: translateY(-2px);
}

.btn-secondary-neon {
    padding: 12px 24px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 10px;
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition);
}
.btn-secondary-neon:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-primary);
}

.btn-neon {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: linear-gradient(135deg, var(--neon-green), #88cc00);
    color: #000;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(200,255,0,0.25);
    transition: all var(--transition);
}

.btn-dim {
    padding: 8px 16px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    background: rgba(255,255,255,0.03);
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
}
.btn-dim:hover {
    background: rgba(255,255,255,0.06);
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.75rem;
}

/* ─── Profile Panel ─── */
.profile-card {
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
}
.profile-title {
    font-size: 1.3rem;
    text-align: center;
    color: var(--neon-magenta);
    margin-bottom: 24px;
}
.join-notice {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 12px;
    line-height: 1.5;
}
.theme-toggle-wrap {
    text-align: center;
    margin-top: 16px;
}
.lobby-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 12px 0 4px;
}
.lobby-nav-btn {
    display: block;
    padding: 8px 10px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.78rem;
    text-align: center;
    transition: all 0.2s;
    font-family: 'Orbitron', sans-serif;
}
.lobby-nav-btn:hover {
    background: rgba(0,245,255,0.1);
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}
.remember-row {
    display: flex;
    align-items: center;
}
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    user-select: none;
}
.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--neon-cyan);
    cursor: pointer;
}

/* ─── Game Canvas ─── */
#game-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* ─── Game HUD ─── */
.game-hud {
    position: fixed;
    inset: 0;
    z-index: 100;
    pointer-events: none;
}
.game-hud * {
    pointer-events: auto;
}

.hud-panel {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 10px;
    padding: 10px 14px;
}

/* Top Left: Player info */
.hud-top-left {
    top: 12px;
    left: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.hud-player-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-magenta));
}
.hud-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--neon-cyan);
}
.hud-streak {
    font-size: 1.1rem;
    margin-left: 4px;
}
.hud-size {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Top Right: Timer */
.hud-top-right {
    top: 12px;
    right: 12px;
    text-align: right;
}
.hud-timer {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--neon-green);
    text-shadow: 0 0 15px rgba(200,255,0,0.5);
}
.hud-hashrate {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--neon-cyan);
    margin-top: 4px;
}

/* Top Center: Status */
.hud-top-center {
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    white-space: nowrap;
}
#hud-status-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* Mining Pill */
.hud-mining-pill {
    top: 52px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px;
    font-size: 0.75rem;
    white-space: nowrap;
}
.mining-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #555;
}
.mining-dot.active {
    background: var(--neon-green);
    box-shadow: 0 0 8px var(--neon-green);
    animation: pulse-dot 1.5s infinite;
}
.mining-dot.paused {
    background: #888;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.mining-stop {
    color: var(--text-muted);
    font-size: 0.7rem;
    text-decoration: underline;
    cursor: pointer;
}
.mining-stop:hover {
    color: #ff5555;
}

/* Observer Banner */
.observer-banner {
    position: absolute;
    top: 52px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 18px;
    background: rgba(255,100,0,0.15);
    border: 1px solid rgba(255,100,0,0.3);
    border-radius: 8px;
    font-size: 0.8rem;
    color: var(--neon-orange);
    white-space: nowrap;
}

/* Bottom Right: Leaderboard */
.hud-bottom-right {
    bottom: 12px;
    right: 12px;
    width: 220px;
    max-height: 320px;
    overflow-y: auto;
}
.lb-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.lb-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
}
.lb-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background var(--transition);
    border-radius: 4px;
    padding: 4px 6px;
}
.lb-row:hover {
    background: rgba(255,255,255,0.05);
}
.lb-local {
    background: rgba(0,245,255,0.08) !important;
}
.lb-rank {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: var(--text-muted);
    width: 28px;
}
.lb-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lb-observer {
    color: var(--text-muted);
    font-size: 0.65rem;
}
.lb-score {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--neon-green);
}

/* Auto-play */
.hud-autoplay {
    bottom: 12px;
    left: 170px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.autoplay-badge {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: var(--neon-green);
    background: rgba(200,255,0,0.1);
    padding: 3px 8px;
    border-radius: 4px;
    animation: pulse-dot 1.5s infinite;
}

/* Chat */
.hud-chat {
    bottom: 60px;
    left: 12px;
    width: 280px;
    max-height: 180px;
    display: flex;
    flex-direction: column;
}
.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 6px;
    max-height: 130px;
}
.chat-line {
    font-size: 0.78rem;
    padding: 2px 0;
    word-break: break-word;
}
.chat-name {
    font-weight: 600;
    color: var(--neon-cyan);
}
.chat-input {
    width: 100%;
    padding: 8px 10px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.82rem;
    font-family: 'Inter', sans-serif;
}
.chat-input:focus {
    outline: none;
    border-color: var(--neon-cyan);
}

/* ─── Results Screen ─── */
.results-card {
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}
.results-title {
    font-size: 1.6rem;
    text-align: center;
    margin-bottom: 24px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.podium {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}
.podium-place {
    text-align: center;
    padding: 16px;
    border-radius: 12px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    min-width: 100px;
}
.podium-1 { border-color: rgba(255,200,0,0.4); }
.podium-2 { border-color: rgba(192,192,192,0.4); }
.podium-3 { border-color: rgba(205,127,50,0.4); }
.podium-local {
    background: rgba(0,245,255,0.08) !important;
    border-color: var(--neon-cyan) !important;
}
.podium-medal { font-size: 2rem; margin-bottom: 6px; }
.podium-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
}
.podium-score { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; }
.podium-xmr { font-size: 0.7rem; color: var(--neon-green); margin-top: 4px; }

.results-local {
    text-align: center;
    padding: 12px;
    margin-bottom: 16px;
    background: rgba(0,245,255,0.05);
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
}

.results-full-list {
    max-height: 200px;
    overflow-y: auto;
}
.results-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 10px;
    font-size: 0.82rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.results-row-local {
    background: rgba(0,245,255,0.06);
}
.results-countdown {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 16px;
}

/* ─── Confetti ─── */
.confetti {
    position: fixed;
    width: 8px;
    height: 8px;
    border-radius: 2px;
    z-index: 10000;
    top: -10px;
    animation: confetti-fall 3s linear forwards;
    pointer-events: none;
}
@keyframes confetti-fall {
    0% { transform: translateY(0) rotate(0deg); opacity: 1; }
    100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

/* ─── Skin Shop ─── */
.shop-card {
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}
.shop-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.shop-title {
    font-size: 1.3rem;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.skin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 14px;
}
.skin-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
    transition: border-color var(--transition);
}
.skin-card:hover {
    border-color: var(--neon-cyan);
}
.skin-card.skin-equipped {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 12px rgba(0,245,255,0.3);
}
.shop-tier-tabs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.tier-tab {
    padding: 5px 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    font-size: 0.72rem;
    font-family: 'Orbitron', sans-serif;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}
.tier-tab:hover, .tier-tab.active {
    background: rgba(0,245,255,0.1);
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}
.skin-preview {
    border-radius: 50%;
    margin-bottom: 8px;
}
.skin-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.skin-tier {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}
.skin-btn {
    width: 100%;
}

/* ─── Alert Toast ─── */
.alert-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(20,20,40,0.95);
    border: 1px solid var(--neon-cyan);
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.88rem;
    z-index: 20000;
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
    box-shadow: 0 0 20px rgba(0,245,255,0.2);
}
.alert-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ─── Mobile Responsive ─── */
@media (max-width: 768px) {
    .hud-bottom-right {
        width: 160px;
        max-height: 200px;
        font-size: 0.75rem;
    }
    .hud-chat {
        width: 200px;
        max-height: 120px;
    }
    .hud-autoplay {
        left: 12px;
        bottom: 200px;
    }
    .hud-mining-pill {
        font-size: 0.65rem;
        gap: 6px;
        padding: 4px 10px;
    }
    .observer-banner {
        font-size: 0.7rem;
        gap: 8px;
        padding: 6px 12px;
    }
    .podium {
        flex-direction: column;
        align-items: center;
    }
    .skin-grid {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    }
    .logo-text {
        font-size: 2rem;
    }
    .profile-card {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .hud-top-left, .hud-top-right, .hud-top-center {
        font-size: 0.8rem;
    }
    .hud-timer {
        font-size: 1.2rem;
    }
    .hud-chat {
        display: none;
    }
}

/* ─── Light Mode Overrides ─── */
.light-mode .hud-panel {
    background: rgba(255,255,255,0.7);
    border-color: rgba(0,0,0,0.08);
}
.light-mode .chat-input {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.12);
    color: #1a1a2e;
}
.light-mode .lb-row:hover {
    background: rgba(0,0,0,0.04);
}
.light-mode .alert-toast {
    background: rgba(255,255,255,0.95);
    border-color: #0088ff;
    color: #1a1a2e;
}
.light-mode .observer-banner {
    background: rgba(255,100,0,0.08);
}

/* ─── Auth Tabs (Login / Register / Guest) ─── */
.auth-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    background: rgba(255,255,255,0.04);
    border-radius: 8px;
    padding: 4px;
}
.auth-tab {
    flex: 1;
    padding: 7px 0;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}
.auth-tab:hover { color: var(--text-primary); }
.auth-tab.active {
    background: rgba(0,245,255,0.12);
    color: var(--neon-cyan);
    box-shadow: 0 0 8px rgba(0,245,255,0.15);
}

/* ─── Auth Tab Content ─── */
.auth-tab-content { animation: fadeInDown 0.18s ease; }
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Logged-in Banner ─── */
.logged-in-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(0,245,255,0.06);
    border: 1px solid rgba(0,245,255,0.2);
    border-radius: 10px;
    padding: 12px 14px;
    margin-bottom: 4px;
}
.logged-in-icon { font-size: 1.4rem; flex-shrink: 0; }
.logged-in-info  { flex: 1; }
.logged-in-name  { font-family: 'Orbitron', sans-serif; font-size: 0.9rem; color: var(--neon-cyan); }
.logged-in-sub   { font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }
.btn-logout {
    padding: 5px 12px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}
.btn-logout:hover { border-color: var(--neon-magenta); color: var(--neon-magenta); }

/* ─── Label hint (small inline note) ─── */
.label-hint { color: var(--text-muted); font-size: 0.73em; font-weight: 400; }

/* ─── Auth choice buttons (Log In / Register below Join) ─── */
.auth-choice-row {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}
.auth-choice-btn {
    flex: 1;
    padding: 8px 0;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: var(--text-secondary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s;
}
.auth-choice-btn:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    background: rgba(0,245,255,0.07);
}
.auth-choice-btn.active {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    background: rgba(0,245,255,0.10);
}
.auth-sub-form {
    margin-top: 12px;
    animation: fadeInDown 0.18s ease;
}
.auth-sub-form .form-group:first-child { margin-top: 0; }
.auth-sub-divider {
    text-align: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin: 8px 0 4px;
    letter-spacing: 1px;
}

/* ─── Back-to-guest link inside login/register forms ─── */
.auth-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 0 0 10px 0;
    transition: color 0.15s;
    font-family: inherit;
}
.auth-back-btn:hover { color: var(--neon-cyan); }

/* ─── Death Overlay ─── */
.death-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5000;
    backdrop-filter: blur(4px);
    animation: deathFadeIn 0.4s ease;
}
@keyframes deathFadeIn {
    from { opacity: 0; transform: scale(1.04); }
    to   { opacity: 1; transform: scale(1); }
}
.death-card {
    background: rgba(10,10,26,0.97);
    border: 2px solid rgba(255,40,40,0.5);
    border-radius: 20px;
    padding: 40px 48px;
    text-align: center;
    box-shadow: 0 0 60px rgba(255,40,40,0.25), 0 20px 60px rgba(0,0,0,0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    min-width: 280px;
}
.death-skull {
    font-size: 4rem;
    line-height: 1;
    animation: skullPulse 1s ease-in-out infinite alternate;
}
@keyframes skullPulse {
    from { transform: scale(1);    filter: drop-shadow(0 0 8px rgba(255,80,80,0.5)); }
    to   { transform: scale(1.08); filter: drop-shadow(0 0 20px rgba(255,80,80,0.9)); }
}
.death-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    font-weight: 900;
    color: #ff4444;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(255,68,68,0.6);
}
.death-killer {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.death-killer strong { color: var(--text-primary); }
.death-spectate-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
    max-width: 240px;
    line-height: 1.5;
}

/* ─── Exit Arena HUD Panel ─── */
.hud-exit-panel {
    position: absolute;
    top: 60px;
    right: 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
}
.btn-exit {
    padding: 6px 14px;
    background: rgba(255,40,40,0.12);
    border: 1px solid rgba(255,40,40,0.35);
    border-radius: 8px;
    color: #ff6666;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.68rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.5px;
}
.btn-exit:hover {
    background: rgba(255,40,40,0.22);
    border-color: rgba(255,40,40,0.7);
    color: #ff9999;
    box-shadow: 0 0 12px rgba(255,40,40,0.3);
}
.exit-countdown-hud {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,40,40,0.15);
    border: 1px solid rgba(255,40,40,0.4);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 0.78rem;
    color: #ff8888;
    font-family: 'Orbitron', sans-serif;
    animation: exitPulse 0.8s ease-in-out infinite alternate;
}
@keyframes exitPulse {
    from { box-shadow: 0 0 6px rgba(255,40,40,0.2); }
    to   { box-shadow: 0 0 18px rgba(255,40,40,0.5); }
}
.btn-cancel-exit {
    padding: 3px 8px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 5px;
    color: var(--text-secondary);
    font-size: 0.65rem;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-cancel-exit:hover { color: var(--neon-cyan); border-color: var(--neon-cyan); }

/* ─── Rules "?" Button ─── */
.btn-rules-hud {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.15);
    color: var(--text-secondary);
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 900;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
}
.btn-rules-hud:hover {
    background: rgba(0,245,255,0.12);
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 0 0 12px rgba(0,245,255,0.25);
}

/* ─── Rules Modal ─── */
.rules-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(6px);
    padding: 20px;
    animation: deathFadeIn 0.2s ease;
}
.rules-modal-card {
    background: rgba(10,10,26,0.98);
    border: 1px solid rgba(0,245,255,0.25);
    border-radius: 16px;
    padding: 32px;
    max-width: 540px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 0 60px rgba(0,245,255,0.1), 0 20px 60px rgba(0,0,0,0.6);
}
.rules-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}
.rules-close:hover { color: var(--text-primary); background: rgba(255,255,255,0.08); }
.rules-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    color: var(--neon-cyan);
    margin-bottom: 20px;
    padding-right: 32px;
}
.rules-body { display: flex; flex-direction: column; gap: 14px; }
.rules-section {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 0.83rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.rules-section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.72rem;
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 5px;
    letter-spacing: 0.5px;
}
.rules-section b { color: var(--neon-cyan); }

/* ─── Split-part visual (same as player blob, no extra CSS needed) ─── */
/* Exit countdown ring is drawn on canvas — no extra CSS */