/* Voice Chat - Full Screen Session */

.voice-session-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    overflow: hidden;
}

/* Client Avatar */
.voice-avatar-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
}

.voice-avatar-ring {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid rgba(255, 255, 255, 0.2);
    transition: border-color 0.3s ease;
}

.voice-avatar-ring img {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    object-fit: cover;
}

.voice-avatar-ring .avatar-placeholder {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.5);
}

.voice-client-name {
    margin-top: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
}

.voice-phase-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.25rem;
}

/* State indicator animations */
.voice-avatar-ring.state-listening {
    border-color: #4caf50;
    box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4);
    animation: pulse-green 2s infinite;
}

.voice-avatar-ring.state-processing {
    border-color: #ff9800;
    box-shadow: 0 0 0 0 rgba(255, 152, 0, 0.4);
    animation: pulse-yellow 1.5s infinite;
}

.voice-avatar-ring.state-speaking {
    border-color: #2196f3;
    box-shadow: 0 0 0 0 rgba(33, 150, 243, 0.4);
    animation: pulse-blue 1.8s infinite;
}

@keyframes pulse-green {
    0% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.5); }
    70% { box-shadow: 0 0 0 20px rgba(76, 175, 80, 0); }
    100% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0); }
}

@keyframes pulse-yellow {
    0% { box-shadow: 0 0 0 0 rgba(255, 152, 0, 0.5); }
    70% { box-shadow: 0 0 0 20px rgba(255, 152, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 152, 0, 0); }
}

@keyframes pulse-blue {
    0% { box-shadow: 0 0 0 0 rgba(33, 150, 243, 0.5); }
    70% { box-shadow: 0 0 0 20px rgba(33, 150, 243, 0); }
    100% { box-shadow: 0 0 0 0 rgba(33, 150, 243, 0); }
}

/* Status pill — explicit indicator of session state. Solid background so
   nothing passing behind it (waveform ring, ripples, etc.) can smear the
   text. Color shifts with state to make "Listening" unmistakable. */
.voice-status-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.45rem 1.1rem;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.92);
    min-height: 2.25rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1100;
}

.voice-status-label.is-idle {
    visibility: hidden;
}

.voice-status-label.is-listening {
    background: #4caf50;
    border-color: #4caf50;
    color: #fff;
}

.voice-status-label.is-processing {
    background: #ff9800;
    border-color: #ff9800;
    color: #fff;
}

.voice-status-label.is-speaking {
    background: #2196f3;
    border-color: #2196f3;
    color: #fff;
}

.voice-status-label .status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 8px currentColor;
    animation: status-dot-pulse 1.1s ease-in-out infinite;
}

@keyframes status-dot-pulse {
    0%, 100% { opacity: 0.55; transform: scale(0.85); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Live STT caption — shows what the user is currently saying */
.voice-interim-caption {
    max-width: min(720px, 90vw);
    margin: -1rem auto 2rem auto;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.92);
    font-size: 1.05rem;
    font-style: italic;
    line-height: 1.4;
    text-align: center;
    animation: caption-fade-in 0.15s ease-out;
}

@keyframes caption-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Bottom control bar — three-column grid so the mic wrap stays exactly
   centered on the page even when the side controls (toggles / end button)
   change width. */
.voice-control-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 2rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    column-gap: 2rem;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1001;
}

/* Side controls hug the center column rather than the screen edges, so
   they stay visually grouped with the mic on wide screens. */
.voice-control-bar > .voice-toggles { justify-self: end; }
.voice-control-bar > .voice-mic-wrap { justify-self: center; }
.voice-control-bar > .voice-end-btn { justify-self: start; }

.voice-toggles {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

.voice-toggles .form-check-input {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.voice-toggles .form-check-input:checked {
    background-color: #4caf50;
    border-color: #4caf50;
}

/* Mic button */
.voice-mic-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.voice-mic-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.voice-mic-btn.active {
    background: #f44336;
    border-color: #f44336;
}

/* The mic button sits inside a wrapper so a sibling canvas can render
   a live waveform ring around it without affecting layout. */
.voice-mic-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
}

.voice-mic-wrap .voice-mic-btn {
    position: relative;
    z-index: 1;
}

.voice-mic-viz {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.voice-mic-viz.active {
    opacity: 1;
}

/* End session button */
.voice-end-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid #f44336;
    background: transparent;
    color: #f44336;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.voice-end-btn:hover {
    background: #f44336;
    color: #fff;
}

/* Admin transcript panel */
.voice-transcript-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 350px;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    z-index: 1002;
    display: flex;
    flex-direction: column;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.voice-transcript-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 600;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

.voice-transcript-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 1.25rem;
}

.voice-transcript-msg {
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.85rem;
    line-height: 1.4;
}

.voice-transcript-msg.user-msg {
    background: rgba(76, 175, 80, 0.15);
    border-left: 3px solid #4caf50;
}

.voice-transcript-msg.ai-msg {
    background: rgba(33, 150, 243, 0.15);
    border-left: 3px solid #2196f3;
}

.voice-transcript-msg .msg-role {
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.voice-transcript-msg .msg-time {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    float: right;
}

.voice-transcript-msg .msg-text {
    color: rgba(255, 255, 255, 0.85);
}

/* Responsive */
@media (max-width: 768px) {
    .voice-avatar-ring {
        width: 200px;
        height: 200px;
    }

    .voice-avatar-ring img,
    .voice-avatar-ring .avatar-placeholder {
        width: 180px;
        height: 180px;
    }

    .voice-client-name {
        font-size: 1.25rem;
    }

    .voice-transcript-panel {
        width: 100%;
        height: 40%;
        top: auto;
        bottom: 80px;
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .voice-control-bar {
        column-gap: 1rem;
        padding: 1rem;
    }

    .voice-mic-btn {
        width: 60px;
        height: 60px;
        font-size: 1.3rem;
    }

    .voice-mic-wrap {
        width: 170px;
        height: 170px;
    }

    .voice-end-btn {
        width: 48px;
        height: 48px;
        font-size: 1rem;
    }
}