/* ==========================================================================
   Visitor Voice Assistant - Minimalistic "Google-Style" UI
   Clean, modern, and light-weight.
   ========================================================================== */

/* CSS Custom Properties */
:root {
    /* Visitor Widget Colors - Light Mode Default */
    --mrt-visitor-text: #202124;
    --mrt-visitor-text-secondary: #898f97;
    --mrt-visitor-accent: #3b82f6; /* Google Blue-ish */
    --mrt-visitor-bg: transparent; /* No background for container */

    /* Action Button Colors */
    --mrt-visitor-btn-bg: #ffffff;
    --mrt-visitor-btn-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --mrt-visitor-btn-hover-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    --mrt-visitor-btn-active-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);

    /* State Colors */
    --mrt-visitor-mic-color: #3b82f6;
    --mrt-visitor-mic-bg: rgba(59, 130, 246, 0.08); /* Very subtle blue tint */

    --mrt-visitor-listening-color: #ef4444; /* Red */
    --mrt-visitor-listening-bg: #fce8e6;

    --mrt-visitor-thinking-color: #fbbc04; /* Yellow/Amber */
    --mrt-visitor-thinking-bg: #fef7e0;

    --mrt-visitor-speaking-color: #34a853; /* Green */
    --mrt-visitor-speaking-bg: #e6f4ea;
}

/* ==========================================================================
   Main Widget Container
   ========================================================================== */

.mrt-visitor-voice-widget {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 20px 0; /* Add some vertical breathing room */
    background: var(--mrt-visitor-bg);
    /* No borders, no shadows on container */

    font-family:
        "Google Sans", "Roboto", "Helvetica Neue", sans-serif; /* Fallbacks */
    -webkit-tap-highlight-color: transparent;
}

/* Inner Layout */
.mrt-visitor-voice-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* ==========================================================================
   Action Area (Floating Action Button Style)
   ========================================================================== */

.mrt-visitor-voice-action {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 24px;
    cursor: pointer;
    z-index: 10;
    color: white;

    /* Glassmorphism - Light Mode */
    background: linear-gradient(
        135deg,
        rgba(37, 99, 235, 0.85) 0%,
        rgba(59, 130, 246, 0.75) 50%,
        rgba(96, 165, 250, 0.85) 100%
    );
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow:
        0 8px 32px rgba(37, 99, 235, 0.35),
        0 4px 16px rgba(0, 0, 0, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.4),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);

    transition:
        transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
        background 0.3s ease,
        box-shadow 0.3s ease,
        border-color 0.3s ease;

    /* Prevent mobile tap highlight */
    -webkit-tap-highlight-color: transparent;
}

/* Subtle shimmer overlay */
.mrt-visitor-voice-action::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    z-index: 0;
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.25) 0%,
        rgba(255, 255, 255, 0.05) 40%,
        transparent 60%
    );
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mrt-visitor-voice-action:hover {
    background: linear-gradient(
        135deg,
        rgba(29, 78, 216, 0.9) 0%,
        rgba(37, 99, 235, 0.85) 50%,
        rgba(59, 130, 246, 0.9) 100%
    );
    transform: scale(1.05);
    box-shadow:
        0 12px 40px rgba(37, 99, 235, 0.45),
        0 6px 20px rgba(0, 0, 0, 0.2),
        inset 0 1px 3px rgba(255, 255, 255, 0.5),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
    border-color: rgba(255, 255, 255, 0.45);
}

.mrt-visitor-voice-action:active {
    transform: scale(0.95);
    box-shadow:
        0 4px 20px rgba(37, 99, 235, 0.3),
        0 2px 10px rgba(0, 0, 0, 0.15),
        inset 0 2px 4px rgba(0, 0, 0, 0.15);
}

/* State Gradients */
.mrt-visitor-voice-widget.is-listening .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(220, 38, 38, 0.9) 0%,
        rgba(239, 68, 68, 0.8) 50%,
        rgba(248, 113, 113, 0.85) 100%
    );
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow:
        0 8px 32px rgba(220, 38, 38, 0.4),
        0 4px 16px rgba(0, 0, 0, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.3),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
}

.mrt-visitor-voice-widget.is-thinking .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(124, 58, 237, 0.9) 0%,
        rgba(139, 92, 246, 0.8) 50%,
        rgba(167, 139, 250, 0.85) 100%
    );
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow:
        0 8px 32px rgba(124, 58, 237, 0.4),
        0 4px 16px rgba(0, 0, 0, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.3),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
}

.mrt-visitor-voice-widget.is-speaking .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(22, 163, 74, 0.9) 0%,
        rgba(34, 197, 94, 0.8) 50%,
        rgba(74, 222, 128, 0.85) 100%
    );
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow:
        0 8px 32px rgba(22, 163, 74, 0.4),
        0 4px 16px rgba(0, 0, 0, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.3),
        inset 0 -1px 2px rgba(0, 0, 0, 0.1);
}

/* State Containers */
.mrt-visitor-state {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

/* ==========================================================================
   Idle State
   ========================================================================== */

.mrt-visitor-state-idle {
    opacity: 1;
}

.mrt-visitor-mic-icon {
    position: absolute;
    inset: 0;
    color: white;
    transition:
        opacity 0.3s ease,
        color 0.3s ease;
    z-index: 5;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}

.mrt-visitor-mic-icon svg {
    width: 32px;
    height: 32px;
}

/* Hide Icon for Thinking and Speaking */
.mrt-visitor-voice-widget.is-thinking .mrt-visitor-mic-icon,
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-mic-icon {
    opacity: 0;
}

/* Subtle pulse for idle state - replacing heavy glow */
.mrt-visitor-mic-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid white;
    opacity: 0;
    animation: mrt-minimal-pulse 2s infinite;
}

@keyframes mrt-minimal-pulse {
    0% {
        transform: scale(1);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* ==========================================================================
   Listening State (Bars or Waves)
   ========================================================================== */

.mrt-visitor-voice-widget.is-listening .mrt-visitor-state-idle {
    opacity: 0;
}

.mrt-visitor-mic-container {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mrt-visitor-voice-widget.is-listening .mrt-visitor-state-listening {
    opacity: 1;
}

/* Reusing waves but making them cleaner */
.mrt-visitor-waves-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    z-index: -1;
}

.mrt-visitor-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: mrt-visitor-wave-expand 1.5s infinite; /* No delay, just infinite pulse */
    opacity: 0;
}

@keyframes mrt-visitor-wave-expand {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* ==========================================================================
   Thinking State (Google Dots)
   ========================================================================== */

.mrt-visitor-voice-widget.is-thinking .mrt-visitor-state-idle {
    opacity: 0;
}
.mrt-visitor-voice-widget.is-thinking .mrt-visitor-state-thinking {
    opacity: 1;
}

.mrt-visitor-thinking-dots {
    display: flex;
    gap: 6px;
}

.mrt-visitor-thinking-dots span {
    width: 8px;
    height: 8px;
    background-color: white;
    border-radius: 50%;
    animation: mrt-visitor-bounce 1.4s infinite ease-in-out both;
}

.mrt-visitor-thinking-dots span:nth-child(2) {
    animation-delay: -0.16s;
}
.mrt-visitor-thinking-dots span:nth-child(3) {
    animation-delay: 0s;
}

@keyframes mrt-visitor-bounce {
    0%,
    80%,
    100% {
        transform: scale(0.6);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ==========================================================================
   Speaking State (Equalizer)
   ========================================================================== */

.mrt-visitor-voice-widget.is-speaking .mrt-visitor-state-idle {
    opacity: 0;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-state-speaking {
    opacity: 1;
}

.mrt-visitor-speaker-bars {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 32px;
}

.mrt-visitor-speaker-bars span {
    width: 4px;
    background-color: white;
    border-radius: 2px;
    animation: mrt-visitor-bar-wave 0.6s ease-in-out infinite;
}

.mrt-visitor-speaker-bars span:nth-child(1) {
    height: 12px;
    animation-delay: 0s;
}
.mrt-visitor-speaker-bars span:nth-child(2) {
    height: 20px;
    animation-delay: 0.1s;
}
.mrt-visitor-speaker-bars span:nth-child(3) {
    height: 28px;
    animation-delay: 0.2s;
}
.mrt-visitor-speaker-bars span:nth-child(4) {
    height: 20px;
    animation-delay: 0.3s;
}
.mrt-visitor-speaker-bars span:nth-child(5) {
    height: 12px;
    animation-delay: 0.4s;
}

@keyframes mrt-visitor-bar-wave {
    0%,
    100% {
        transform: scaleY(0.5);
    }
    50% {
        transform: scaleY(1);
    }
}

/* ==========================================================================
   CTA and Status Text (Overlapping Area)
   ========================================================================== */

.mrt-visitor-text-area {
    display: grid;
    grid-template-areas: "content";
    place-items: center;
    min-height: 24px; /* Ensure stable height */
}

.mrt-visitor-voice-cta,
.mrt-visitor-voice-status {
    grid-area: content;
    font-size: 0.8rem; /* Unified font size */
    font-weight: 400; /* Unified weight */
    font-style: italic;
    color: var(--mrt-visitor-text-secondary); /* Unified color */
    transition: opacity 0.3s ease;
    margin: 15px 5px 10px 5px;
    line-height: 1.5;
}

/* Status is hidden by default (Idle) */
.mrt-visitor-voice-status {
    opacity: 0;
    pointer-events: none;
}

/* CTA is visible by default (Idle) */
.mrt-visitor-voice-cta {
    opacity: 1;
}

/* Active State: Hide CTA, Show Status */
.mrt-visitor-voice-widget.is-listening .mrt-visitor-voice-cta,
.mrt-visitor-voice-widget.is-thinking .mrt-visitor-voice-cta,
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-voice-cta {
    opacity: 0;
    pointer-events: none;
}

.mrt-visitor-voice-widget.is-listening .mrt-visitor-voice-status,
.mrt-visitor-voice-widget.is-thinking .mrt-visitor-voice-status,
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-voice-status {
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================================================
   Dark Mode Integration
   ========================================================================== */

html.maxreptracker-dark-mode-enabled {
    /* Main Text & Colors */
    --mrt-visitor-text: #e8eaed;
    --mrt-visitor-text-secondary: #9aa0a6;
}

/* Base FAB - Dark Mode Glassmorphism Override */
html.maxreptracker-dark-mode-enabled .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.7) 0%,
        rgba(96, 165, 250, 0.5) 50%,
        rgba(147, 197, 253, 0.4) 100%
    );
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(147, 197, 253, 0.35);
    box-shadow:
        0 0 30px rgba(59, 130, 246, 0.4),
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 2px rgba(255, 255, 255, 0.2),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

html.maxreptracker-dark-mode-enabled .mrt-visitor-voice-action::before {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.15) 0%,
        rgba(255, 255, 255, 0.03) 40%,
        transparent 60%
    );
}

html.maxreptracker-dark-mode-enabled .mrt-visitor-voice-action:hover {
    background: linear-gradient(
        135deg,
        rgba(37, 99, 235, 0.8) 0%,
        rgba(59, 130, 246, 0.65) 50%,
        rgba(96, 165, 250, 0.55) 100%
    );
    border-color: rgba(147, 197, 253, 0.5);
    box-shadow:
        0 0 40px rgba(59, 130, 246, 0.55),
        0 12px 40px rgba(0, 0, 0, 0.35),
        inset 0 1px 3px rgba(255, 255, 255, 0.25),
        inset 0 -1px 2px rgba(0, 0, 0, 0.2);
}

/* Listening State - Dark Mode */
html.maxreptracker-dark-mode-enabled
    .mrt-visitor-voice-widget.is-listening
    .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(239, 68, 68, 0.75) 0%,
        rgba(248, 113, 113, 0.55) 50%,
        rgba(252, 165, 165, 0.45) 100%
    );
    border-color: rgba(252, 165, 165, 0.4);
    box-shadow:
        0 0 35px rgba(239, 68, 68, 0.5),
        0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Thinking State - Dark Mode */
html.maxreptracker-dark-mode-enabled
    .mrt-visitor-voice-widget.is-thinking
    .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(139, 92, 246, 0.75) 0%,
        rgba(167, 139, 250, 0.55) 50%,
        rgba(196, 181, 253, 0.45) 100%
    );
    border-color: rgba(196, 181, 253, 0.4);
    box-shadow:
        0 0 35px rgba(139, 92, 246, 0.5),
        0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Speaking State - Dark Mode */
html.maxreptracker-dark-mode-enabled
    .mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-voice-action {
    background: linear-gradient(
        135deg,
        rgba(34, 197, 94, 0.75) 0%,
        rgba(74, 222, 128, 0.55) 50%,
        rgba(134, 239, 172, 0.45) 100%
    );
    border-color: rgba(134, 239, 172, 0.4);
    box-shadow:
        0 0 35px rgba(34, 197, 94, 0.5),
        0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Breathing Glow for Dark Mode Idle */
@keyframes mrt-visitor-dark-breathing {
    0%,
    100% {
        box-shadow:
            0 0 25px rgba(59, 130, 246, 0.35),
            0 8px 32px rgba(0, 0, 0, 0.3),
            inset 0 1px 2px rgba(255, 255, 255, 0.2),
            inset 0 -1px 2px rgba(0, 0, 0, 0.2);
        border-color: rgba(147, 197, 253, 0.3);
    }
    50% {
        box-shadow:
            0 0 40px rgba(59, 130, 246, 0.5),
            0 8px 32px rgba(0, 0, 0, 0.3),
            inset 0 1px 2px rgba(255, 255, 255, 0.2),
            inset 0 -1px 2px rgba(0, 0, 0, 0.2);
        border-color: rgba(147, 197, 253, 0.5);
    }
}

html.maxreptracker-dark-mode-enabled
    .mrt-visitor-voice-widget:not(.is-listening):not(.is-thinking):not(
        .is-speaking
    )
    .mrt-visitor-voice-action {
    animation: mrt-visitor-dark-breathing 3s ease-in-out infinite;
}

/* ==========================================================================
   Mobile Responsive
   ========================================================================== */

/* ==========================================================================
   Visualizer Container
   ========================================================================== */

.mrt-visitor-visualizer-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    width: 100%;
    margin-bottom: 24px;
    height: 80px; /* Match FAB height */
    position: relative;
}

/* Ensure FAB is centered and overrides margins */
.mrt-visitor-visualizer-container .mrt-visitor-voice-action {
    margin-bottom: 0;
    flex-shrink: 0;
}

/* ==========================================================================
   Wave Bars (Left/Right)
   ========================================================================== */

.mrt-visitor-wave-bars {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 40px; /* Max height for bars */
    flex: 1; /* Take remaining space */
}

.mrt-visitor-wave-bars.left {
    justify-content: flex-end;
    margin-right: 24px;
}

.mrt-visitor-wave-bars.right {
    justify-content: flex-start;
    margin-left: 24px;
}

.mrt-visitor-wave-bars span {
    width: 3px;
    height: 4px; /* Default height (flat line) */
    background-color: #bbc5d1; /* Default inactive color/light grey */
    border-radius: 2px;
    transition:
        height 0.2s ease,
        background-color 0.3s ease,
        opacity 0.3s ease;
    opacity: 0.4; /* Visible but subtle in Idle */
    /* Default/Idle Animation */
    animation: mrt-wave-idle 3s ease-in-out infinite;
}

@keyframes mrt-wave-idle {
    0%,
    100% {
        height: 4px;
        opacity: 0.4;
    }
    50% {
        height: 8px;
        opacity: 0.6;
    } /* Subtle breathing */
}

/* Stagger idle animation slightly */
.mrt-visitor-wave-bars span:nth-child(odd) {
    animation-delay: 0s;
}
.mrt-visitor-wave-bars span:nth-child(even) {
    animation-delay: 1.5s;
}

/* Dark mode default bar color */
html.maxreptracker-dark-mode-enabled .mrt-visitor-wave-bars span {
    background-color: #4b5563;
}

/* ==========================================================================
   State: Listening (Blue/Red gentle wave)
   ========================================================================== */

/* Show bars in listening mode */
.mrt-visitor-voice-widget.is-listening .mrt-visitor-wave-bars span {
    opacity: 1;
    background-color: var(--mrt-visitor-listening-color); /* Red */
    animation: mrt-wave-listening 1.2s ease-in-out infinite;
}

@keyframes mrt-wave-listening {
    0%,
    100% {
        height: 4px;
    }
    50% {
        height: 12px;
    }
}

/* Sine wave pattern for listening (Gentle flow) */
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(1) {
    animation-delay: 0s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(2) {
    animation-delay: 0.1s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(3) {
    animation-delay: 0.2s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(4) {
    animation-delay: 0.3s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(5) {
    animation-delay: 0.4s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(6) {
    animation-delay: 0.5s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(7) {
    animation-delay: 0.6s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(8) {
    animation-delay: 0.7s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(9) {
    animation-delay: 0.6s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(10) {
    animation-delay: 0.5s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(11) {
    animation-delay: 0.4s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(12) {
    animation-delay: 0.3s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(13) {
    animation-delay: 0.2s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(14) {
    animation-delay: 0.1s;
}
.mrt-visitor-voice-widget.is-listening
    .mrt-visitor-wave-bars
    span:nth-child(15) {
    animation-delay: 0s;
}

/* ==========================================================================
   State: Speaking (Green active equalizer)
   ========================================================================== */

.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span {
    opacity: 1;
    background-color: var(--mrt-visitor-speaking-color); /* Green */
    /* Use multiple animations for more randomness */
    animation:
        mrt-wave-speaking-height 0.8s ease-in-out infinite alternate,
        mrt-wave-speaking-opacity 0.4s ease-in-out infinite alternate;
    transform-origin: center;
}

/* Dynamic height animation */
@keyframes mrt-wave-speaking-height {
    0% {
        height: 4px;
    }
    20% {
        height: 18px;
    }
    40% {
        height: 8px;
    }
    60% {
        height: 28px;
    }
    80% {
        height: 12px;
    }
    100% {
        height: 36px;
    }
}

@keyframes mrt-wave-speaking-opacity {
    0% {
        opacity: 0.9;
    }
    100% {
        opacity: 0.7;
    }
}

/* Pseudo-random delays and durations for a "visualizer" look */
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(1) {
    animation-duration: 0.7s;
    animation-delay: 0.1s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(2) {
    animation-duration: 0.9s;
    animation-delay: 0.3s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(3) {
    animation-duration: 0.6s;
    animation-delay: 0.5s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(4) {
    animation-duration: 1.1s;
    animation-delay: 0.2s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(5) {
    animation-duration: 0.8s;
    animation-delay: 0.4s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(6) {
    animation-duration: 1.2s;
    animation-delay: 0.6s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(7) {
    animation-duration: 0.5s;
    animation-delay: 0.1s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(8) {
    animation-duration: 0.9s;
    animation-delay: 0.3s;
}
.mrt-visitor-voice-widget.is-speaking .mrt-visitor-wave-bars span:nth-child(9) {
    animation-duration: 0.7s;
    animation-delay: 0.5s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(10) {
    animation-duration: 1s;
    animation-delay: 0.2s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(11) {
    animation-duration: 0.6s;
    animation-delay: 0.4s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(12) {
    animation-duration: 0.8s;
    animation-delay: 0.6s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(13) {
    animation-duration: 1.1s;
    animation-delay: 0.2s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(14) {
    animation-duration: 0.7s;
    animation-delay: 0.1s;
}
.mrt-visitor-voice-widget.is-speaking
    .mrt-visitor-wave-bars
    span:nth-child(15) {
    animation-duration: 0.9s;
    animation-delay: 0.3s;
}

/* Force "Shape" to the visualizer (taller in middle, shorter at ends) */
.mrt-visitor-wave-bars span:nth-child(1),
.mrt-visitor-wave-bars span:nth-child(15) {
    max-height: 12px;
}
.mrt-visitor-wave-bars span:nth-child(2),
.mrt-visitor-wave-bars span:nth-child(14) {
    max-height: 16px;
}
.mrt-visitor-wave-bars span:nth-child(3),
.mrt-visitor-wave-bars span:nth-child(13) {
    max-height: 20px;
}
.mrt-visitor-wave-bars span:nth-child(4),
.mrt-visitor-wave-bars span:nth-child(12) {
    max-height: 24px;
}
.mrt-visitor-wave-bars span:nth-child(5),
.mrt-visitor-wave-bars span:nth-child(11) {
    max-height: 32px;
}

/* ==========================================================================
   State: Thinking (Purple pulse)
   ========================================================================== */

.mrt-visitor-voice-widget.is-thinking .mrt-visitor-wave-bars span {
    opacity: 0.5;
    background-color: var(--mrt-visitor-thinking-color); /* Purple/Amber */
    height: 4px;
    animation: mrt-wave-thinking 1s ease-in-out infinite;
}

@keyframes mrt-wave-thinking {
    0%,
    100% {
        transform: scaleY(1);
        opacity: 0.3;
    }
    50% {
        transform: scaleY(1.5);
        opacity: 0.7;
    }
}

/* ==========================================================================
   Status Overlay (Dots below/over button)
   ========================================================================== */

.mrt-visitor-status-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 20; /* Above button content */
}

/* Show dots only when thinking */
.mrt-visitor-voice-widget.is-thinking
    .mrt-visitor-status-overlay.is-thinking-overlay {
    opacity: 1;
}

/* Reuse existing dots animation but ensure it's visible white */
.mrt-visitor-status-overlay .mrt-visitor-thinking-dots span {
    background-color: white;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

/* ==========================================================================
   Mobile Responsive
   ========================================================================== */

@media (max-width: 450px) {
    .mrt-visitor-voice-widget {
        max-width: 100%;
        margin: 0 16px;
    }

    /* Slightly smaller button on very small screens */
    .mrt-visitor-voice-action {
        width: 72px;
        height: 72px;
    }

    .mrt-visitor-visualizer-container {
        height: 72px;
        gap: 12px;
    }

    .mrt-visitor-mic-icon svg {
        width: 28px;
        height: 28px;
    }

    /* Reduce number of visible bars on mobile to fit width */
    .mrt-visitor-wave-bars span:nth-child(n + 10) {
        display: none;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .mrt-visitor-mic-pulse,
    .mrt-visitor-wave,
    .mrt-visitor-thinking-dots span,
    .mrt-visitor-speaker-bars span,
    .mrt-visitor-wave-bars span {
        animation: none;
        transition: none;
    }

    .mrt-visitor-voice-action {
        transition: none;
    }
}