/* 
 * ไฟล์ CSS สำหรับแชทบอทโรงเรียนสาธิตมหาวิทยาลัยพะเยา
 * ใช้สำหรับกำหนดรูปแบบการแสดงผลของแชทบอท
 */

/* คอนเทนเนอร์หลักของแชทบอท - DesUPGPT Premium Edition */
.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 380px;
    max-width: 90vw;
    height: 520px;
    max-height: 70vh;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    border: 3px solid #ffd700;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.15),
        0 0 30px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 9999;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    pointer-events: none;
    backdrop-filter: blur(10px);
}

/* เมื่อแชทบอทถูกเปิด */
.chatbot-container.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* ส่วนหัวของแชทบอท - DesUPGPT Premium Header */
.chatbot-header {
    background: linear-gradient(135deg, #7b3b95 0%, #9b59b6 50%, #ffd700 100%);
    color: #fff;
    padding: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top-left-radius: 17px;
    border-top-right-radius: 17px;
    position: relative;
    overflow: hidden;
}

.chatbot-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), transparent);
    animation: header-shine 3s infinite;
}

@keyframes header-shine {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: -100%; }
}

.chatbot-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

.chatbot-header h3 i {
    margin-right: 8px;
    color: #ffd700;
    animation: robot-glow 2s infinite alternate;
}

@keyframes robot-glow {
    0% {
        color: #ffd700;
        text-shadow: 0 0 5px rgba(255, 215, 0, 0.5);
    }
    100% {
        color: #fff;
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
    }
}

.chatbot-header .chatbot-controls {
    display: flex;
    gap: 10px;
}

.chatbot-header button {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.3);
    color: #fff;
    cursor: pointer;
    font-size: 16px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(5px);
}

.chatbot-header button:hover {
    background: rgba(255, 215, 0, 0.2);
    border-color: #ffd700;
    transform: scale(1.1);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

/* ส่วนแสดงข้อความแชท */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background-color: #f5f5f5;
}

/* ข้อความในแชท */
.chat-message {
    max-width: 80%;
    padding: 10px 15px;
    border-radius: 15px;
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
}

/* ข้อความจากผู้ใช้ - Premium Style */
.user-message {
    align-self: flex-end;
    background: linear-gradient(135deg, #7b3b95 0%, #9b59b6 100%);
    color: #fff;
    border-bottom-right-radius: 8px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 3px 10px rgba(123, 59, 149, 0.2);
    position: relative;
    animation: user-message-appear 0.3s ease-out;
}

@keyframes user-message-appear {
    0% {
        opacity: 0;
        transform: translateX(20px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

/* ข้อความจากบอท DesUPGPT - Premium Style */
.bot-message {
    align-self: flex-start;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    color: #333;
    border-bottom-left-radius: 8px;
    border: 2px solid #ffd700;
    box-shadow:
        0 3px 10px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 215, 0, 0.1);
    position: relative;
    animation: bot-message-appear 0.3s ease-out;
}

@keyframes bot-message-appear {
    0% {
        opacity: 0;
        transform: translateX(-20px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.bot-message::before {
    content: '🤖';
    position: absolute;
    top: -8px;
    left: 10px;
    font-size: 12px;
    opacity: 0.7;
}

/* ข้อความจากบอทที่กำลัง streaming */
.bot-message.streaming {
    position: relative;
}

.bot-message.streaming::after {
    content: '|';
    display: inline-block;
    animation: cursor-blink 0.8s infinite;
    font-weight: bold;
    margin-left: 2px;
}

@keyframes cursor-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* เอฟเฟกต์กระพริบสีทอง */
@keyframes golden-pulse {
    0% {
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    }
    25% {
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2), 0 0 15px rgba(255, 215, 0, 0.3);
    }
    50% {
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2), 0 0 25px rgba(255, 215, 0, 0.5);
    }
    75% {
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2), 0 0 15px rgba(255, 215, 0, 0.3);
    }
    100% {
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    }
}

/* เอฟเฟกต์สั่นเบาๆ */
@keyframes gentle-shake {
    0%, 100% {
        transform: translateX(0) translateY(0);
    }
    10% {
        transform: translateX(-1px) translateY(-1px);
    }
    20% {
        transform: translateX(1px) translateY(0);
    }
    30% {
        transform: translateX(-1px) translateY(1px);
    }
    40% {
        transform: translateX(1px) translateY(-1px);
    }
    50% {
        transform: translateX(0) translateY(0);
    }
}

/* ส่วนพิมพ์ข้อความ */
.chatbot-input {
    display: flex;
    padding: 10px 15px;
    background-color: #fff;
    border-top: 1px solid #e0e0e0;
}

.chatbot-input input {
    flex: 1;
    padding: 12px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    outline: none;
    font-size: 14px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.chatbot-input input:focus {
    border-color: #ffd700;
    box-shadow:
        0 0 0 3px rgba(255, 215, 0, 0.2),
        inset 0 2px 4px rgba(0, 0, 0, 0.05);
    background: #ffffff;
}

.chatbot-input input::placeholder {
    color: #7b3b95;
    font-style: italic;
    opacity: 0.8;
}

.chatbot-input button {
    background: linear-gradient(135deg, #7b3b95 0%, #9b59b6 100%);
    color: #fff;
    border: 2px solid #ffd700;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    margin-left: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(123, 59, 149, 0.3);
    position: relative;
    overflow: hidden;
}

.chatbot-input button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 215, 0, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
    z-index: 0;
}

.chatbot-input button:hover::before {
    width: 100%;
    height: 100%;
}

.chatbot-input button:hover {
    background: linear-gradient(135deg, #ffd700 0%, #7b3b95 100%);
    border-color: #fff;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
    transform: scale(1.05);
}

.chatbot-input button:disabled {
    background: #ccc;
    border-color: #999;
    cursor: not-allowed;
    box-shadow: none;
}

.chatbot-input button i {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.chatbot-input button:hover i {
    color: #7b3b95;
    transform: scale(1.1);
}

/* ปุ่มเปิดแชทบอท */
.chatbot-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #7b3b95 0%, #9b59b6 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    z-index: 9998;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: golden-pulse 2s infinite, gentle-shake 3s infinite;
}

.chatbot-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4), 0 0 30px rgba(255, 215, 0, 0.6);
    animation: golden-pulse 0.5s infinite, gentle-shake 0.5s infinite;
}

.chatbot-toggle i {
    font-size: 24px;
    transition: transform 0.2s ease;
}

.chatbot-toggle:hover i {
    transform: scale(1.1);
}

/* ไอคอนโหลด - DesUPGPT Premium Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 12px 18px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    color: #666;
    border-radius: 18px;
    align-self: flex-start;
    font-size: 14px;
    max-width: 80%;
    border-bottom-left-radius: 8px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    animation: typing-appear 0.3s ease-out;
}

@keyframes typing-appear {
    0% {
        opacity: 0;
        transform: translateY(10px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.typing-indicator span {
    height: 10px;
    width: 10px;
    margin: 0 2px;
    background: linear-gradient(135deg, #7b3b95 0%, #ffd700 100%);
    display: block;
    border-radius: 50%;
    opacity: 0.6;
    box-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
}

.typing-indicator span:nth-of-type(1) {
    animation: typing 1s infinite;
}

.typing-indicator span:nth-of-type(2) {
    animation: typing 1s infinite 0.2s;
}

.typing-indicator span:nth-of-type(3) {
    animation: typing 1s infinite 0.4s;
}

@keyframes typing {
    0% {
        opacity: 0.4;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
    100% {
        opacity: 0.4;
        transform: scale(1);
    }
}

/* การตอบสนองต่อขนาดหน้าจอ */
@media (max-width: 576px) {
    .chatbot-container {
        width: 100%;
        max-width: 100%;
        height: 100vh;
        max-height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
    }
    
    .chatbot-header {
        border-radius: 0;
    }
    
    .chatbot-toggle {
        bottom: 10px;
        right: 10px;
    }
}