:root {
    --purple-primary: #7B2D8E;
    --purple-dark: #5A1D6B;
    --purple-light: #A855F7;
    --purple-bg: #F5F0F9;
    --white: #FFFFFF;
    --gray-light: #F8F9FA;
    --gray-text: #6B7280;
    --dark: #1F2937;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 5%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-logo img {
    height: 45px;
}

.navbar-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.navbar-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

.navbar-links a:hover {
    color: var(--purple-primary);
}

/* Hero */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    padding: 6rem 5% 4rem;
    background: linear-gradient(135deg, var(--purple-bg) 0%, var(--white) 100%);
}

.hero-logo {
    max-width: 500px;
    width: 90%;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 3rem;
    color: var(--purple-dark);
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--gray-text);
    max-width: 600px;
    margin-bottom: 2rem;
}

.btn-primary {
    display: inline-block;
    padding: 0.85rem 2.5rem;
    background: var(--purple-primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: background 0.3s, transform 0.2s;
}

.btn-primary:hover {
    background: var(--purple-dark);
    transform: translateY(-2px);
}

/* Sezioni */
.section {
    padding: 5rem 5%;
}

.section-alt {
    background: var(--gray-light);
}

.section h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--purple-dark);
    margin-bottom: 3rem;
}

/* About block */
.about-block {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-block .about-lead {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--purple-dark);
    margin-bottom: 1.5rem;
}

.about-block p {
    color: var(--gray-text);
    font-size: 1.05rem;
    margin-bottom: 1rem;
    line-height: 1.8;
}

/* Card grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(123, 45, 142, 0.15);
}

.card h3 {
    color: var(--purple-primary);
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.card p {
    color: var(--gray-text);
    font-size: 0.95rem;
}

/* Alert */
.alert {
    max-width: 700px;
    margin: 0 auto 2rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
}

.alert-success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

/* Contact page */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark);
}

.form-group input,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid #D1D5DB;
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(123, 45, 142, 0.1);
}

.contact-form .btn-primary {
    border: none;
    cursor: pointer;
    align-self: flex-start;
}

@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

/* Footer */
.footer {
    background: var(--purple-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem 5%;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 1rem;
}

.footer p {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .navbar-links {
        gap: 1rem;
    }
}