/* Email Sender Frontend Styles */

.sender-frontend-form {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.sender-form-header {
    background: linear-gradient(135deg, #007cba, #00a32a);
    color: white;
    padding: 30px;
    text-align: center;
}

.sender-form-header h2 {
    margin: 0 0 10px 0;
    font-size: 28px;
    font-weight: 300;
}

.sender-form-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 16px;
}

#sender-frontend-campaign-form {
    padding: 30px;
}

.sender-form-group {
    margin-bottom: 25px;
}

.sender-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #23282d;
    font-size: 14px;
}

.sender-form-group .required {
    color: #dc3545;
}

.sender-form-group input[type="text"],
.sender-form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e1e1;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.4;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    box-sizing: border-box;
}

.sender-form-group input[type="text"]:focus,
.sender-form-group textarea:focus {
    outline: none;
    border-color: #007cba;
    box-shadow: 0 0 0 3px rgba(0, 124, 186, 0.1);
}

.sender-form-group input[type="text"].error,
.sender-form-group textarea.error {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.email-count-info {
    margin-top: 8px;
    font-size: 13px;
    color: #666;
}

.email-count-info #frontend-email-count {
    font-weight: bold;
    color: #007cba;
}

.description {
    margin-top: 8px;
    font-size: 13px;
    color: #666;
    line-height: 1.4;
}

.description a {
    color: #007cba;
    text-decoration: none;
}

.description a:hover {
    text-decoration: underline;
}

.template-help {
    margin-top: 15px;
    padding: 15px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
}

.template-help h4 {
    margin: 0 0 10px 0;
    color: #495057;
    font-size: 14px;
}

.template-help ul {
    margin: 0 0 15px 0;
    padding-left: 20px;
}

.template-help li {
    margin-bottom: 5px;
    font-size: 13px;
}

.template-help code {
    background: #e9ecef;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: monospace;
    font-size: 12px;
    color: #495057;
}

.preview-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

#frontend-preview-status {
    font-size: 14px;
    color: #666;
    font-style: italic;
}

.email-preview {
    margin-top: 20px;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.preview-header {
    background: #f8f9fa;
    padding: 15px 20px;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-header h3 {
    margin: 0;
    color: #495057;
    font-size: 16px;
}

.preview-content {
    background: white;
}

.sender-form-actions {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid #e9ecef;
}

.sender-form-actions .button {
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.sender-form-actions .button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.sender-form-actions .button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.sending-progress {
    margin-top: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.progress-container {
    text-align: center;
}

.progress-bar {
    width: 100%;
    height: 24px;
    background: #e9ecef;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 15px;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #007cba, #00a32a);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 12px;
}

.progress-text {
    font-size: 14px;
    color: #495057;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 6px;
    font-weight: 500;
}

.result-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.result-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.result-message.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Error styles */
.sender-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: 6px;
    padding: 15px;
    text-align: center;
    font-weight: 500;
}

/* Responsive design */
@media (max-width: 768px) {
    .sender-frontend-form {
        margin: 0 15px;
        border-radius: 0;
        box-shadow: none;
    }

    .sender-form-header {
        padding: 20px;
    }

    .sender-form-header h2 {
        font-size: 24px;
    }

    #sender-frontend-campaign-form {
        padding: 20px;
    }

    .preview-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .progress-text {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }

    .sender-form-actions .button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .sender-form-header {
        padding: 15px;
    }

    .sender-form-header h2 {
        font-size: 20px;
    }

    #sender-frontend-campaign-form {
        padding: 15px;
    }

    .sender-form-group input[type="text"],
    .sender-form-group textarea {
        padding: 10px 12px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Loading animation */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Success animations */
@keyframes checkmark {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.success-animation {
    animation: checkmark 0.6s ease-out;
}