#preloder {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 999999;
    background: #fff;
}

.loader {
    width: 40px;
    height: 40px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -13px;
    margin-left: -13px;
    border-radius: 60px;
    animation: loader 0.8s linear infinite;
    -webkit-animation: loader 0.8s linear infinite;
}

@keyframes loader {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
        border: 4px solid #f44336;
        border-left-color: transparent;
    }
    50% {
        -webkit-transform: rotate(180deg);
        transform: rotate(180deg);
        border: 4px solid #673ab7;
        border-left-color: transparent;
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
        border: 4px solid #f44336;
        border-left-color: transparent;
    }
}

@-webkit-keyframes loader {
    0% {
        -webkit-transform: rotate(0deg);
        border: 4px solid #f44336;
        border-left-color: transparent;
    }
    50% {
        -webkit-transform: rotate(180deg);
        border: 4px solid #673ab7;
        border-left-color: transparent;
    }
    100% {
        -webkit-transform: rotate(360deg);
        border: 4px solid #f44336;
        border-left-color: transparent;
    }
}

 :root {
            --primary-color: #2c3e50;
            --secondary-color: #3498db;
            --accent-color: #FFAA00;/*Цвет значков*/
            --light-color: #ecf0f1;
            --dark-color: #000D59;/*Цвет плашки "Академия"*/
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --border-radius: 12px;
            --animation-speed: 0.3s;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Roboto', sans-serif;
        }
        
        /* Стили для чат-бота */
        #chatbot-container {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 380px;
            height: 600px;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            overflow: hidden;
            z-index: 1000;
            transition: all var(--animation-speed) ease;
            transform: translateY(20px);
            opacity: 0;
            visibility: hidden;
        }
        
        #chatbot-container.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        
        #chatbot-header {
            background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
            color: white;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            position: relative;
        }
        
        #chatbot-title {
            font-weight: 500;
            font-size: 14px;
            margin-bottom: 9px;
            display: flex;
            align-items: center;
        }
    
        .zag{
            display: flex;
            align-items: center;
            width: 50px;
            height: 50px;
            margin-right: 15px;
            font-size: 20px;
        }
        
        #chatbot-close {
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
            transition: transform 0.2s;
        }
        
        #chatbot-close:hover {
            transform: scale(1.2);
        }
        
        #chatbot-status {
            position: absolute;
            bottom: 5px;
            left: 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.8);
            display: flex;
            align-items: center;
        }
        
        .status-dot {
            width: 8px;
            height: 8px;
            background-color: var(--success-color);
            border-radius: 50%;
            margin-right: 5px;
            animation: pulse 1.5s infinite;
        }
        
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.5; }
            100% { opacity: 1; }
        }
        
        #chatbot-messages {
            flex-grow: 1;
            padding: 15px;
            overflow-y: auto;
            background-color: #f5f7fa;
            display: flex;
            flex-direction: column;
        }
        
        .message {
            margin-bottom: 15px;
            max-width: 85%;
            padding: 12px 16px;
            border-radius: 18px;
            line-height: 1.4;
            font-size: 14px;
            position: relative;
            animation: fadeIn 0.3s ease;
            box-shadow: var(--shadow);
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .bot-message {
            background-color: white;
            border-bottom-left-radius: 5px;
            align-self: flex-start;
            color: var(--dark-color);
            border: 1px solid #e0e0e0;
        }
        
        .user-message {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            border-bottom-right-radius: 5px;
            margin-left: auto;
        }
        
        .message-time {
            font-size: 10px;
            color: rgba(0, 0, 0, 0.4);
            margin-top: 5px;
            text-align: right;
        }
        
        .user-message .message-time {
            color: rgba(255, 255, 255, 0.7);
        }
        
        #chatbot-input-container {
            display: flex;
            padding: 15px;
            border-top: 1px solid #e0e0e0;
            background-color: white;
            align-items: center;
        }
        
        #chatbot-input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 1px solid #e0e0e0;
            border-radius: 24px;
            outline: none;
            font-family: 'Roboto', sans-serif;
            font-size: 14px;
            transition: border-color var(--animation-speed);
        }
        
        #chatbot-input:focus {
            border-color: var(--secondary-color);
        }
        
        #chatbot-send {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            margin-left: 10px;
            cursor: pointer;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: background-color var(--animation-speed);
        }
        
        #chatbot-send:hover {
            background-color: var(--primary-color);
        }
        
        #chatbot-send i {
            font-size: 18px;
        }
        
        #chatbot-launcher {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            box-shadow: var(--shadow);
            z-index: 999;
            transition: all var(--animation-speed);
        }
        
        #chatbot-launcher:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
        }
        
        #chatbot-launcher i {
            font-size: 30px;
            animation: bounce 2s infinite;
        }
        
        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
            40% {transform: translateY(-10px);}
            60% {transform: translateY(-5px);}
        }
        
        .hidden {
            display: none !important;
        }
        
        .quick-reply {
            display: inline-block;
            margin: 5px;
            padding: 8px 15px;
            background-color: white;
            border-radius: 20px;
            cursor: pointer;
            font-size: 13px;
            color: var(--dark-color);
            border: 1px solid #e0e0e0;
            transition: all var(--animation-speed);
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
        }
        
        .quick-reply:hover {
            background-color: var(--secondary-color);
            color: white;
            border-color: var(--secondary-color);
            transform: translateY(-2px);
        }
        
        .quick-replies-container {
            margin-top: 10px;
            display: flex;
            flex-wrap: wrap;
        }
        
        .typing-indicator {
            display: flex;
            padding: 10px 15px;
            background-color: white;
            border-radius: 18px;
            align-self: flex-start;
            margin-bottom: 15px;
            box-shadow: var(--shadow);
        }
        
        .typing-dot {
            width: 8px;
            height: 8px;
            background-color: #bbb;
            border-radius: 50%;
            margin: 0 2px;
            animation: typingAnimation 1.4s infinite ease-in-out;
        }
        
        .typing-dot:nth-child(1) {
            animation-delay: 0s;
        }
        
        .typing-dot:nth-child(2) {
            animation-delay: 0.2s;
        }
        
        .typing-dot:nth-child(3) {
            animation-delay: 0.4s;
        }
        
        @keyframes typingAnimation {
            0%, 60%, 100% { transform: translateY(0); }
            30% { transform: translateY(-5px); }
        }
        
        .document-card {
            background-color: white;
            border-radius: 10px;
            padding: 12px;
            margin: 5px 0;
            border: 1px solid #e0e0e0;
            box-shadow: var(--shadow);
        }
        
        .document-card i {
            color: var(--secondary-color);
            margin-right: 8px;
        }
        
        .contact-card {
            background-color: white;
            border-radius: 10px;
            padding: 12px;
            margin: 5px 0;
            border: 1px solid #e0e0e0;
            box-shadow: var(--shadow);
        }
        
        .contact-card i {
            color: var(--accent-color);
            margin-right: 8px;
        }
        
        .schedule-item {
            display: flex;
            margin-bottom: 8px;
        }
        
        .schedule-day {
            font-weight: 500;
            min-width: 80px;
        }
        
        .menu-button {
            background-color: var(--light-color);
            border: none;
            border-radius: 20px;
            padding: 8px 15px;
            margin: 5px;
            cursor: pointer;
            transition: all var(--animation-speed);
            font-size: 13px;
            display: flex;
            align-items: center;
        }
        
        .menu-button i {
            margin-right: 8px;
        }
        
        .menu-button:hover {
            background-color: var(--secondary-color);
            color: white;
        }
        
        .menu-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            margin-top: 10px;
        }
        
        .back-button {
            background: none;
            border: none;
            color: var(--secondary-color);
            font-size: 13px;
            cursor: pointer;
            display: flex;
            align-items: center;
            margin-top: 10px;
        }
        
        .back-button i {
            margin-right: 5px;
        }
        
        .rating-container {
            display: flex;
            justify-content: center;
            margin-top: 10px;
        }
        
        .rating-star {
            font-size: 24px;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
            margin: 0 3px;
        }
        
        .rating-star:hover, .rating-star.active {
            color: var(--warning-color);
        }
        
        .feedback-input {
            width: 100%;
            padding: 10px;
            border: 1px solid #e0e0e0;
            border-radius: 5px;
            margin-top: 10px;
            font-family: 'Roboto', sans-serif;
            resize: none;
            height: 60px;
        }
        
        .submit-feedback {
            background-color: var(--success-color);
            color: white;
            border: none;
            border-radius: 5px;
            padding: 8px 15px;
            margin-top: 10px;
            cursor: pointer;
            transition: background-color var(--animation-speed);
        }
        
        .submit-feedback:hover {
            background-color: #27ae60;
        }
        
        .confirmation-message {
            text-align: center;
            color: var(--success-color);
            font-weight: 500;
            margin-top: 10px;
            animation: fadeIn 0.5s ease;
        }
        
        @media (max-width: 480px) {
            #chatbot-container {
                width: 100%;
                height: 100%;
                bottom: 0;
                right: 0;
                border-radius: 0;
            }
            
            #chatbot-launcher {
                bottom: 20px;
                right: 20px;
                width: 60px;
                height: 60px;
            }
        }