/* ANIMATION CONTAINER */
.voice-demo-container {
    margin-top: 4rem;
    position: relative;
    width: 100%;
    max-width: 800px;
    height: 120px;
    background: rgba(19, 19, 31, 0.5);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 3rem;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.05);
}

/* STEP 1: USER VOICE */
.demo-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    transition: all 0.5s ease;
    opacity: 0.5;
}

.demo-step.active {
    opacity: 1;
    transform: scale(1.1);
}

.demo-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.demo-step.active .demo-icon {
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary);
}

.demo-text {
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.demo-step.active .demo-text {
    color: #fff;
}

/* CONNECTING LINES */
.demo-line {
    flex-grow: 1;
    height: 2px;
    background: #333;
    margin: 0 1rem;
    position: relative;
    top: -10px;
}

.demo-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
    transition: width 0.5s linear;
}

.demo-line.active::after {
    width: 100%;
}

/* PULSE EFFECT FOR MIC */
@keyframes mic-pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 243, 255, 0.4); }
    70% { transform: scale(1.2); box-shadow: 0 0 0 10px rgba(0, 243, 255, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 243, 255, 0); }
}

.demo-step.active .fa-microphone {
    animation: mic-pulse 1.5s infinite;
}

/* ACTION SUCCESS FLASH */
.demo-step.success .demo-icon {
    color: var(--accent);
    text-shadow: 0 0 15px var(--accent);
}

.demo-step.success .demo-text {
    color: var(--accent);
}