/* Reset e variabili globali */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #003366;
    --primary-gold: #FFD700;
    --light-blue: #e6f2ff;
    --dark-gray: #333333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    min-height: 100px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 100%;
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    opacity: 0.8;
}

.logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: 1px;
    line-height: 1.2;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 500;
    transition: var(--transition);
}

.nav a:hover {
    color: var(--primary-gold);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #004080 100%);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    background-color: var(--primary-gold);
    color: var(--primary-blue);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.cta-icon {
    font-size: 1.3rem;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

.badge {
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--primary-gold);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
}

/* Form Section */
.form-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.form-section h2 {
    text-align: center;
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.form-subtitle {
    text-align: center;
    color: var(--dark-gray);
    margin-bottom: 3rem;
}

.certification-form {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    max-width: 900px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 3rem;
}

.form-group h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-gold);
}

.form-group h4 {
    color: var(--primary-blue);
    margin: 1.5rem 0 1rem 0;
    font-size: 1.1rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-field {
    flex: 1;
}

.form-field.full-width {
    flex: 1 0 100%;
}

.form-field label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
    font-weight: 500;
}

.field-note {
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
    margin: 0.25rem 0 0.5rem 0;
    line-height: 1.4;
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"],
.form-field input[type="url"],
.form-field input[type="number"],
.form-field input[type="date"],
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

.radio-group,
.checkbox-group {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.radio-label,
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 400;
}

.checkbox-group {
    flex-direction: column;
    gap: 1rem;
}

.radio-label input[type="radio"],
.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
}

.form-field input[type="file"] {
    padding: 0.5rem;
    background-color: var(--light-gray);
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
}

.submit-button {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.submit-button:hover {
    background-color: #002244;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 51, 102, 0.3);
}

.submit-icon {
    font-size: 1.2rem;
}

.form-note {
    margin-top: 1rem;
    color: var(--dark-gray);
    font-style: italic;
}

/* Footer */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.footer-info h4,
.footer-links h4 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-badges {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .certification-form {
        padding: 2rem 1.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .nav {
        display: none;
    }
}

/* Animazioni */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-group {
    animation: fadeIn 0.5s ease-out;
}

/* Stati di errore */
.error {
    border-color: #dc3545 !important;
}

.error-message {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Stati di successo */
.success-message {
    background-color: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    text-align: center;
}

/* Sezione Corsi */
.corsi-section {
    background-color: var(--light-gray);
    padding: 4rem 0;
    text-align: center;
}

.corsi-section h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--dark-gray);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.course-search {
    max-width: 700px;
    margin: 0 auto;
}

.search-box {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.course-input {
    flex: 1;
    padding: 1rem;
    border: 2px solid var(--primary-blue);
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.course-input:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

.search-button {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #004080 100%);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 51, 102, 0.3);
}

.search-icon {
    font-size: 1.2rem;
}

.course-result {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.course-result.success {
    border-left: 4px solid #28a745;
}

.course-result.error {
    border-left: 4px solid #dc3545;
}

.course-result h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.course-result p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.download-button {
    background-color: var(--primary-gold);
    color: var(--dark-gray);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.download-button:hover {
    background-color: #FFC700;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.pdf-preview-container {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--light-gray);
}

.pdf-preview-container h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.pdf-preview {
    width: 100%;
    height: 600px;
    border: 2px solid var(--primary-blue);
    border-radius: 5px;
    box-shadow: var(--shadow);
}

@media (max-width: 768px) {
    .search-box {
        flex-direction: column;
    }

    .search-button {
        width: 100%;
        justify-content: center;
    }

    .pdf-preview {
        height: 400px;
    }
}