/**
 * WhatsApp QR Login - 樣式文件
 */

/* 容器樣式 */
.whatsapp-qr-container * {
    box-sizing: border-box;
}

.whatsapp-qr-container .qr-form-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 40px;
    text-align: center;
    border: 1px solid #e1e1e1;
}

/* Logo 樣式 */
.whatsapp-qr-container .qr-logo {
    width: 80px;
    height: 80px;
    background: #25D366;
    border-radius: 50%;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
}

/* 標題樣式 */
.whatsapp-qr-container .qr-title {
    color: #333;
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 10px 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.whatsapp-qr-container .qr-subtitle {
    color: #666;
    font-size: 16px;
    margin: 0 0 30px 0;
    line-height: 1.5;
}

/* 表單樣式 */
.whatsapp-qr-container .qr-form {
    margin-bottom: 30px;
}

.whatsapp-qr-container .qr-form-group {
    margin-bottom: 20px;
    text-align: left;
}

.whatsapp-qr-container .qr-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.whatsapp-qr-container .qr-form-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e1e1e1;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fafafa;
    color: #333;
}

.whatsapp-qr-container .qr-form-group input:focus {
    outline: none;
    border-color: #25D366;
    background: white;
    color: #333;
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

.whatsapp-qr-container .qr-form-group input::placeholder {
    color: #999;
}

/* 按鈕樣式 */
.whatsapp-qr-container .qr-btn {
    padding: 15px 30px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    min-width: 150px;
}

.whatsapp-qr-container .qr-btn-primary {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
}

.whatsapp-qr-container .qr-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

.whatsapp-qr-container .qr-btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.whatsapp-qr-container .qr-btn-secondary {
    background: #f8f9fa;
    color: #333;
    border: 2px solid #e1e1e1;
}

.whatsapp-qr-container .qr-btn-secondary:hover {
    background: #e9ecef;
    border-color: #25D366;
}

/* 載入動畫 */
.whatsapp-qr-container .qr-loading {
    margin: 20px 0;
}

.whatsapp-qr-container .qr-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #25D366;
    border-radius: 50%;
    animation: qr-spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes qr-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.whatsapp-qr-container .qr-loading p {
    color: #666;
    font-size: 14px;
    margin: 0;
}

/* 消息樣式 */
.whatsapp-qr-container .qr-message {
    padding: 15px;
    border-radius: 10px;
    margin: 15px 0;
    font-size: 14px;
    font-weight: 500;
}

.whatsapp-qr-container .qr-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.whatsapp-qr-container .qr-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* QR 碼容器 */
.whatsapp-qr-container .qr-code-container {
    margin-top: 30px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
    border: 2px dashed #25D366;
}

.whatsapp-qr-container .qr-code-container h3 {
    color: #333;
    font-size: 18px;
    margin: 0 0 20px 0;
    font-weight: 600;
}

/* 計時器樣式 */
.whatsapp-qr-container .qr-timer {
    margin: 15px 0;
    font-size: 16px;
    font-weight: 600;
}

.whatsapp-qr-container .timer-text {
    color: #666;
}

.whatsapp-qr-container .timer-display {
    color: #25D366;
    font-size: 20px;
    margin-left: 10px;
}

.whatsapp-qr-container .timer-display.warning {
    color: #dc3545;
    animation: qr-pulse 1s infinite;
}

@keyframes qr-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* QR 碼圖片 */
.whatsapp-qr-container .qr-code-image {
    max-width: 250px;
    width: 100%;
    height: auto;
    border: 3px solid #25D366;
    border-radius: 15px;
    margin: 20px 0;
    background: white;
    padding: 10px;
}

/* 過期提示 */
.whatsapp-qr-container .qr-expired {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.whatsapp-qr-container .qr-expired p {
    color: #856404;
    margin: 0 0 15px 0;
    font-weight: 600;
}

/* 信息區域 */
.whatsapp-qr-container .qr-info {
    background: #e7f3ff;
    border: 1px solid #b8daff;
    border-radius: 10px;
    padding: 20px;
    margin-top: 30px;
    text-align: left;
    font-size: 14px;
    line-height: 1.6;
    color: #004085;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .whatsapp-qr-container .qr-form-container {
        padding: 30px 25px;
    }
    
    .whatsapp-qr-container .qr-title {
        font-size: 24px;
    }
    
    .whatsapp-qr-container .qr-logo {
        width: 60px;
        height: 60px;
        font-size: 30px;
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .whatsapp-qr-container .qr-form-container {
        padding: 30px 20px;
    }
    
    .whatsapp-qr-container .qr-title {
        font-size: 22px;
    }
    
    .whatsapp-qr-container .qr-form-group input {
        padding: 12px;
        font-size: 16px;
    }
    
    .whatsapp-qr-container .qr-btn {
        padding: 12px 25px;
        font-size: 15px;
    }
}