/* Стили для голосового интерфейса */
:root {
    --primary-color: #2563eb;
    --secondary-color: #3b82f6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --bg-color: #0f172a;
    --surface-color: #1e293b;
    --surface-hover: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border-color: #475569;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 800px;
    background: var(--surface-color);
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 90vh;
    max-height: 800px;
}

header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 30px;
    text-align: center;
}

header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.messages-area {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.bot {
    flex-direction: row;
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.message.bot .message-avatar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.message.user .message-avatar {
    background: var(--surface-hover);
}

.message-content {
    background: var(--surface-hover);
    padding: 12px 16px;
    border-radius: 16px;
    max-width: 70%;
    word-wrap: break-word;
}

.message.user .message-content {
    background: var(--primary-color);
}

.input-area {
    padding: 24px;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--border-color);
}

.voice-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.voice-btn {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    font-size: 36px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.voice-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 30px rgba(16, 185, 129, 0.6);
}

.voice-btn:active, .voice-btn.listening {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
}

.btn-text {
    font-size: 10px;
    margin-top: 4px;
}

.listening-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--success-color);
    font-weight: 600;
}

.listening-indicator .pulse {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--success-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.text-input-container {
    display: flex;
    gap: 12px;
}

#textInput {
    flex: 1;
    padding: 14px 18px;
    background: var(--surface-hover);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 15px;
    transition: all 0.3s ease;
}

#textInput:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.send-btn {
    padding: 14px 28px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.send-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.keyboard-options {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.keyboard-option {
    padding: 10px 16px;
    background: var(--surface-hover);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.keyboard-option:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.status-bar {
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    border-top: 1px solid var(--border-color);
}

.status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status.connected {
    color: var(--success-color);
}

.status.disconnected {
    color: var(--danger-color);
}

.hidden {
    display: none !important;
}

/* Скроллбар */
.messages-area::-webkit-scrollbar {
    width: 8px;
}

.messages-area::-webkit-scrollbar-track {
    background: transparent;
}

.messages-area::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.messages-area::-webkit-scrollbar-thumb:hover {
    background: var(--surface-hover);
}