/* AR UI Overlay */
#ar-ui {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
}

/* Subtítulos / Closed Captions */
.subtitles {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 90%;
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.9);
    border-radius: 12px;
    color: #fff;
    font-size: 1.5rem;  /* Aumentado de 1rem a 1.5rem */
    font-weight: 500;
    line-height: 1.6;
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.subtitles.active {
    opacity: 1;
}

.subtitles.hidden {
    opacity: 0;
}

/* Skip Button */
.skip-button {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(102, 126, 234, 0.9);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.skip-button:hover,
.skip-button:active {
    background: rgba(118, 75, 162, 0.9);
    transform: scale(1.1);
}

.skip-button .material-icons {
    font-size: 28px;
}

/* Hand Indicator */
.hand-indicator {
    position: absolute;
    animation: pulse 1.5s ease-in-out infinite, float 2s ease-in-out infinite;
    pointer-events: none;
    color: #667eea;
    filter: drop-shadow(0 0 8px rgba(102, 126, 234, 0.6));
}

.hand-indicator .material-icons {
    font-size: 48px;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Target lost indicator */
.target-lost {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 1.5rem 2rem;
    background: rgba(255, 152, 0, 0.95);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    max-width: 80%;
}

.target-lost.active {
    opacity: 1;
}

.target-lost .material-icons {
    font-size: 48px;
    margin-bottom: 0.5rem;
    display: block;
}

/* Tap to start audio indicator */
.tap-to-start {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 1.5rem 2rem;
    background: rgba(102, 126, 234, 0.95);
    border-radius: 16px;
    color: #fff;
    font-size: 1.1rem;
    text-align: center;
    cursor: pointer;
    pointer-events: auto;
    animation: pulse-button 2s ease-in-out infinite;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.tap-to-start .material-icons {
    font-size: 56px;
}

@keyframes pulse-button {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.05);
    }
}

/* AR Status messages */
.ar-status {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.8rem 1.5rem;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 20px;
    color: #fff;
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.ar-status.active {
    opacity: 1;
}

/* Responsive ajustes */
@media (max-width: 480px) {
    .subtitles {
        bottom: 100px;
        font-size: 1.2rem;  /* Aumentado de 0.9rem a 1.2rem */
        padding: 1rem 1.5rem;
    }
    
    .skip-button {
        width: 45px;
        height: 45px;
        top: 15px;
        right: 15px;
    }
    
    .skip-button .material-icons {
        font-size: 24px;
    }
    
    .hand-indicator .material-icons {
        font-size: 40px;
    }
}

/* Landscape orientation específico */
@media (orientation: landscape) and (max-height: 500px) {
    .subtitles {
        bottom: 80px;
        font-size: 1.1rem;  /* Aumentado de 0.85rem a 1.1rem */
    }
}