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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: #f8fafc;
    color: #1e293b;
    line-height: 1.65;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
}

.logo h1 {
    font-size: 2.1rem;
    color: #1e40af;          /* blu istituzionale */
    margin: 0;
    font-weight: 700;
}

.logo p {
    font-size: 0.95rem;
    color: #64748b;
    margin-top: 4px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 36px;
}

.main-nav a {
    color: #334155;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
    color: #1e40af;
}

.hero {
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
    padding: 120px 0 100px;
    text-align: center;
}

.hero h2 {
    font-size: 3.2rem;
    color: #1e40af;
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.lead {
    font-size: 1.38rem;
    max-width: 780px;
    margin: 0 auto 2.5rem;
    color: #334155;
}

.hero-cta {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.22s;
}

.btn-primary {
    background: #1e40af;
    color: white;
}

.btn-primary:hover {
    background: #1e3a8a;
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid #1e40af;
    color: #1e40af;
}

.btn-outline:hover {
    background: #1e40af;
    color: white;
}

.section {
    padding: 100px 0;
}

.section h2 {
    font-size: 2.6rem;
    color: #1e40af;
    text-align: center;
    margin-bottom: 2.5rem;
    font-weight: 700;
}

.large-text {
    font-size: 1.28rem;
    max-width: 820px;
    margin: 0 auto 2rem;
    text-align: center;
}

.mission-list {
    list-style: none;
    max-width: 720px;
    margin: 2.5rem auto;
    font-size: 1.18rem;
}

.mission-list li {
    margin: 1.2rem 0;
    padding-left: 2rem;
    position: relative;
}

.mission-list li::before {
    content: "•";
    color: #3b82f6;
    position: absolute;
    left: 0;
    font-size: 2rem;
    line-height: 1;
}

.membership-section {
    background: #f1f5f9;
    text-align: center;
}

.membership-cta {
    margin-top: 2.5rem;
    display: flex;
    gap: 28px;
    justify-content: center;
    flex-wrap: wrap;
}

.site-footer {
    background: #0f172a;
    color: #94a3b8;
    text-align: center;
    padding: 60px 0 40px;
}

.site-footer p {
    margin: 0.6rem 0;
}

.credits {
    font-size: 0.95rem;
    margin-top: 1.5rem;
}

/* Responsive */
@media (max-width: 992px) {
    .site-header .container {
        flex-direction: column;
        gap: 20px;
    }
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 24px;
    }
    .hero {
        padding: 90px 0 70px;
    }
    .hero h2 {
        font-size: 2.6rem;
    }
}

@media (max-width: 600px) {
    .hero-cta, .membership-cta {
        flex-direction: column;
        gap: 16px;
    }
    .btn {
        width: 100%;
        max-width: 320px;
        text-align: center;
    }
}

/* Hero full-width con background image */
.full-width-hero {
    position: relative;
    height: 80vh;           /* o min-height: 600px; */
    min-height: 500px;
    background: url('https://www.globalstemcellcare.com/wp-content/uploads/2020/12/new-hero-banner-1.jpg') no-repeat center center;
    background-size: cover;
    color: white;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(30, 64, 175, 0.65), rgba(30, 64, 175, 0.45));
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 800px;
    text-align: center;
}

.hero h2 {
    font-size: 3.8rem;
    margin-bottom: 1.4rem;
    color: white;
    text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.hero .lead {
    color: #e0f2fe;
    font-size: 1.5rem;
    text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .full-width-hero {
        height: 70vh;
    }
    .hero h2 {
        font-size: 2.8rem;
    }
}

/* Logo */
.logo-img, .footer-logo-img {
    max-height: 60px;          /* adatta all'altezza desiderata */
    width: auto;
    margin-bottom: 8px;
}

/* News section */
.news-section {
    background: #f8fafc;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 3rem;
}

.news-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: transform 0.25s, box-shadow 0.25s;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.1);
}

.news-date {
    background: #1e40af;
    color: white;
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
}

.news-card h3 {
    padding: 20px 24px 12px;
    font-size: 1.35rem;
    color: #f3f3f7; 
}

.news-card p {
    padding: 0 24px 20px;
    color: #475569;
}

.news-link {
    display: block;
    padding: 0 24px 24px;
    color: #1e40af;
    font-weight: 600;
    text-decoration: none;
}

.news-link:hover {
    text-decoration: underline;
}

/* Footer enhancements */
.site-footer .container {
    padding: 60px 24px 40px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 32px;
}

.footer-links {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: #cbd5e1;
}

.copyright {
    font-size: 0.95rem;
    margin: 1rem 0;
}

/* Responsive footer */
@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

.full-width-hero {
    position: relative;
    height: 80vh;
    min-height: 500px;
    overflow: hidden;
}

/* VIDEO */
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    z-index: 0;
}

/* overlay sopra il video */
.hero-overlay {
    position: relative;
    z-index: 2;
    background: rgba(0,0,0,0.45); /* scurisce il video */
    width: 100%;
    height: 100%;
}

/* contenuto sopra */
.hero-content {
    color: white;
    text-align: center;
    padding-top: 180px;
}