/* ============================================
   GAME HUD & CONTROLS
   ============================================ */

/* Game Canvas */
#game-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-bg);
}

/* ============================================
   HUD
   ============================================ */
.game-hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    pointer-events: none;
    z-index: var(--z-hud);
    padding: max(env(safe-area-inset-top, 8px), 8px) 8px 0 8px;
}

.game-hud button {
    pointer-events: auto;
}

.hud-top-left {
    position: absolute;
    top: max(env(safe-area-inset-top, 8px), 8px);
    left: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.hud-distance, .hud-speed {
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 6px 12px;
    display: flex;
    flex-direction: column;
}

.hud-label {
    font-family: var(--font-heading);
    font-size: 0.55rem;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hud-value {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--white);
    text-shadow: 0 0 8px rgba(255,255,255,0.3);
}

.hud-distance .hud-value {
    color: var(--gold);
}

.hud-speed .hud-value {
    color: var(--guto-blue-bright);
}

.hud-top-center {
    position: absolute;
    top: max(env(safe-area-inset-top, 8px), 8px);
    left: 50%;
    transform: translateX(-50%);
}

.hud-logo {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 0.85rem;
    font-style: italic;
    color: var(--white);
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
    letter-spacing: 1px;
    white-space: nowrap;
}

.hud-top-right {
    position: absolute;
    top: max(env(safe-area-inset-top, 8px), 8px);
    right: 8px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
}

.hud-pause {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--white);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hud-coins {
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 4px 10px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.85rem;
    color: var(--gold);
}

.hud-coin-icon {
    font-size: 0.9rem;
}

/* HUD Ranking Mini */
.hud-ranking-mini {
    position: absolute;
    top: 90px;
    right: 8px;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 8px 10px;
    min-width: 130px;
    max-width: 160px;
}

.hud-ranking-title {
    font-family: var(--font-heading);
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
    text-align: center;
}

.hud-ranking-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.hud-rank-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-heading);
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--gray-300);
}

.hud-rank-pos {
    color: var(--gold);
    min-width: 14px;
}

.hud-rank-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.hud-rank-dist {
    color: var(--gray-400);
    font-size: 0.55rem;
}

/* ============================================
   SPEED BAR
   ============================================ */
.hud-speed-bar {
    position: absolute;
    bottom: 110px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 32px);
    max-width: 340px;
    height: 22px;
    background: rgba(0,0,0,0.4);
    border-radius: 11px;
    border: 1px solid rgba(255,255,255,0.1);
    overflow: hidden;
    z-index: var(--z-controls);
}

.speed-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #2196F3, #00C853, #FFD700, #FF6D00, #E53935);
    border-radius: 11px;
    transition: width 0.3s ease;
    position: relative;
}

.speed-bar-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.3), transparent);
    border-radius: 11px 11px 0 0;
}

.speed-bar-label {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.speed-bar-label span {
    font-family: var(--font-heading);
    font-size: 0.55rem;
    font-weight: 700;
    color: var(--white);
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ============================================
   GAME CONTROLS
   ============================================ */
.game-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 12px 16px max(env(safe-area-inset-bottom, 12px), 12px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: var(--z-controls);
    pointer-events: none;
}

.ctrl-btn {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 2px solid rgba(255,255,255,0.2);
    color: var(--white);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
    transition: all 0.1s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.ctrl-btn:active, .ctrl-btn.pressed {
    background: rgba(33,150,243,0.3);
    border-color: var(--guto-blue-accent);
    transform: scale(0.92);
    box-shadow: 0 0 15px rgba(33,150,243,0.4);
}

.ctrl-hint {
    font-family: var(--font-heading);
    font-size: 0.6rem;
    font-weight: 600;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    max-width: 100px;
    pointer-events: none;
}

/* ============================================
   PAUSE OVERLAY
   ============================================ */
.pause-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: var(--z-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pause-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.pause-content h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    color: var(--white);
    letter-spacing: 3px;
}

/* ============================================
   COUNTDOWN OVERLAY
   ============================================ */
.countdown-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: var(--z-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
}

.countdown-number {
    font-family: var(--font-heading);
    font-size: 8rem;
    font-weight: 900;
    color: var(--white);
    text-shadow: 0 0 30px rgba(33,150,243,0.5), 0 0 60px rgba(33,150,243,0.3);
    animation: countdownPulse 1s ease-out;
}

@keyframes countdownPulse {
    0% { opacity: 0; transform: scale(2); }
    50% { opacity: 1; }
    100% { opacity: 0.8; transform: scale(1); }
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 360px) {
    .ctrl-btn {
        width: 65px;
        height: 65px;
        font-size: 1.3rem;
    }
    
    .hud-ranking-mini {
        display: none;
    }
    
    .hud-value {
        font-size: 0.95rem;
    }
}

@media (min-width: 768px) {
    .ctrl-btn {
        width: 90px;
        height: 90px;
    }
}

/* Landscape mode adjustments */
@media (orientation: landscape) and (max-height: 500px) {
    .hud-ranking-mini {
        display: none;
    }
    
    .hud-speed-bar {
        bottom: 80px;
    }
    
    .game-controls {
        padding-bottom: 8px;
    }
    
    .ctrl-btn {
        width: 60px;
        height: 60px;
        font-size: 1.2rem;
    }
}