/* Reset และ Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Prompt', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* Container และ Card */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 30px;
    text-align: center;
}

.header h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Content */
.content {
    padding: 40px;
}

/* Step Indicator */
.step-indicator {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

.step {
    display: flex;
    align-items: center;
    margin: 0 10px;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e0e0e0;
    color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: 10px;
}

.step.active .step-number {
    background: #667eea;
    color: white;
}

.step.completed .step-number {
    background: #4caf50;
    color: white;
}

.step-label {
    font-weight: 500;
    color: #666;
}

.step.active .step-label {
    color: #667eea;
}

/* Pages */
.page {
    display: none;
}

.page.active {
    display: block;
}

.page-title {
    margin-bottom: 20px;
    color: #1e3c72;
}

/* Training Info Section */
.training-info {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 30px;
    border-left: 5px solid #667eea;
}

.training-header {
    text-align: center;
    margin-bottom: 20px;
}

.training-header h3 {
    color: #1e3c72;
    margin: 0 0 15px 0;
    font-size: 1.3rem;
}

.training-content {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.training-main {
    margin: 0 0 15px 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: #2c3e50;
    line-height: 1.7;
}

.training-highlight {
    text-align: center;
    margin: 20px 0;
}

.training-highlight span {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1rem;
    display: inline-block;
    line-height: 1.4;
    word-wrap: break-word;
    max-width: 100%;
}

.training-features {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
    flex-wrap: wrap;
    gap: 15px;
}

.feature {
    text-align: center;
    flex: 1;
    min-width: 200px;
}

.feature i {
    font-size: 2rem;
    color: #667eea;
    margin-bottom: 10px;
}

.feature p {
    margin: 0;
    font-weight: 600;
    color: #2c3e50;
}

.certificate-info {
    background: linear-gradient(135deg, #4caf50 0%, #45a049 100%);
    color: white;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    margin-top: 20px;
}

.certificate-info i {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.cert-title {
    margin: 0;
    font-weight: 600;
    font-size: 1.1rem;
}

.cert-desc {
    margin: 5px 0 0 0;
    font-size: 0.95rem;
    opacity: 0.9;
}

/* Form Styles */
.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-label.required::after {
    content: " *";
    color: #e74c3c;
}

.form-input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    font-family: 'Prompt', sans-serif;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input.error {
    border-color: #e74c3c;
}

.time-other-input {
    margin-left: 10px;
    width: 200px;
}

.error-message {
    color: #e74c3c;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

/* Checkbox Styles */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-item input[type="checkbox"] {
    transform: scale(1.2);
    flex-shrink: 0;
}

/* แยกการจัดการ PDPA checkbox บน desktop */
.form-group > .checkbox-item {
    align-items: flex-start;
}

.form-group > .checkbox-item input[type="checkbox"] {
    margin-top: 3px;
}

.form-group > .checkbox-item label {
    line-height: 1.5;
}

.checkbox-item label {
    margin: 0;
}

.time-other-input {
    margin-left: 5px;
    width: 200px;
    max-width: 200px;
}

/* Button Styles */
.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Prompt', sans-serif;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: #f8f9fa;
    color: #666;
    border: 2px solid #e0e0e0;
}

.btn-secondary:hover {
    background: #e9ecef;
}

.btn-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

/* PDPA Content */
.pdpa-content {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 25px;
    border-left: 4px solid #667eea;
}

.pdpa-content ul {
    margin: 15px 0;
    padding-left: 20px;
}

/* Thank You Page */
.thank-you-icon {
    text-align: center;
    margin-bottom: 30px;
}

.thank-you-icon i {
    font-size: 4rem;
    color: #4caf50;
}

.thank-you-title {
    text-align: center;
    margin-bottom: 20px;
    color: #4caf50;
}

.thank-you-content {
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-info {
    margin-top: 30px;
}

/* Loading */
.loading {
    display: none;
    text-align: center;
    margin: 20px 0;
}

.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .content {
        padding: 20px;
    }

    .header h1 {
        font-size: 1.5rem;
    }

    .step-indicator {
        flex-direction: column;
        align-items: center;
    }

    .step {
        margin: 5px 0;
    }

    .btn-group {
        flex-direction: column;
    }

    .training-features {
        flex-direction: column;
    }

    .feature {
        min-width: auto;
        margin-bottom: 15px;
    }

    /* Mobile-specific training highlight */
    .training-highlight span {
        font-size: 0.9rem;
        padding: 12px 16px;
        line-height: 1.5;
        display: block;
        text-align: center;
    }

    /* Mobile-specific checkbox styling */
    .checkbox-item {
        align-items: center;
        padding: 5px 0;
    }

    .checkbox-item input[type="checkbox"] {
        flex-shrink: 0;
    }

    .checkbox-item label {
        font-size: 16px;
        line-height: 1.4;
    }

    .time-other-input {
        width: 120px;
        max-width: 120px;
        margin-left: 5px;
        font-size: 14px;
        padding: 10px;
    }

    /* Special handling for PDPA checkbox */
    .form-group .checkbox-item {
        align-items: flex-start;
    }

    .form-group .checkbox-item input[type="checkbox"] {
        margin-top: 3px;
        flex-shrink: 0;
    }

    .form-group .checkbox-item label {
        line-height: 1.5;
    }

    /* Training info mobile adjustments */
    .training-info {
        padding: 20px;
        margin-bottom: 25px;
    }

    .training-header h3 {
        font-size: 1.1rem;
        line-height: 1.4;
    }

    .training-content {
        padding: 15px;
    }

    .training-main {
        font-size: 1rem;
        line-height: 1.6;
    }
}