/* style.css - Architettura Glassmorphism 2026 */

:root {
    --bg-primary: #0a0f1c;          
    --text-primary: #f8fafc;        
    --text-secondary: #94a3b8;      
    --accent-color: #38bdf8;        
    --accent-glow: rgba(56, 189, 248, 0.4);
    
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-bg-hover: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-primary); color: var(--text-primary); font-family: var(--font-main);
    line-height: 1.6; overflow-x: hidden; position: relative; -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
.text-accent { color: var(--accent-color); }
.text-center { text-align: center; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-6 { margin-top: 3rem; }
.mb-2 { margin-bottom: 0.5rem; }
.ml-1 { margin-left: 0.25rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.icon-large { font-size: 2rem; }

#particle-canvas {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1; pointer-events: auto; 
}
.section-container { max-width: 1200px; margin: 0 auto; padding: 8rem 2rem 4rem; }
.section-title { font-size: 2.5rem; margin-bottom: 3.5rem; text-align: center; position: relative; }
.section-title::after {
    content: ''; position: absolute; bottom: -15px; left: 50%; transform: translateX(-50%); width: 60px; height: 4px;
    background: var(--accent-color); border-radius: 4px; box-shadow: 0 0 12px var(--accent-glow);
}

.glass-nav {
    position: fixed; top: 0; width: 100%; z-index: 1000; background: rgba(10, 15, 28, 0.6);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}
.glass-card {
    background: var(--glass-bg); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border); border-radius: 20px; padding: 2.5rem; box-shadow: var(--glass-shadow); transition: var(--transition-smooth);
}
.glass-card:hover {
    transform: translateY(-5px); background: var(--glass-bg-hover);
    border-color: rgba(255, 255, 255, 0.15); box-shadow: 0 15px 40px -10px rgba(56, 189, 248, 0.2);
}
.full-width-card {
    grid-column: 1 / -1;
}

.nav-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 1.2rem 2rem; }
.logo { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.5px; }
.logo span { color: var(--accent-color); }
.nav-links { display: flex; list-style: none; gap: 2.5rem; align-items: center; }
.nav-links a { color: var(--text-primary); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color 0.2s ease; }
.nav-links a:hover { color: var(--accent-color); }

.lang-switch {
    background: rgba(56, 189, 248, 0.1); border: 1px solid var(--accent-color); color: var(--text-primary);
    padding: 0.35rem 0.7rem; border-radius: 6px; font-weight: 700; font-size: 0.85rem; margin-left: 0.5rem;
    transition: var(--transition-smooth);
}
.lang-switch:hover { background: var(--accent-color); color: var(--bg-primary) !important; }

.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; }

/* =========================================
   Lightbox Immagine Profilo & Modal
========================================= */
.profile-pic {
    width: 180px; height: 180px; border-radius: 50%; object-fit: cover; border: 3px solid var(--accent-color);
    box-shadow: 0 0 25px var(--accent-glow); margin-bottom: 1.5rem; cursor: zoom-in; transition: var(--transition-smooth);
}
.profile-pic:hover { transform: scale(1.05); box-shadow: 0 0 35px var(--accent-color); }

.image-modal {
    display: none; position: fixed; z-index: 2000; left: 0; top: 0; width: 100%; height: 100%;
    background-color: rgba(10, 15, 28, 0.85); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    opacity: 0; transition: opacity 0.3s ease; align-items: center; justify-content: center;
}
.image-modal.active { display: flex; opacity: 1; }
.modal-content {
    max-width: 90%; max-height: 90vh; border-radius: 15px; border: 2px solid var(--accent-color);
    box-shadow: 0 10px 40px rgba(0,0,0,0.6); transform: scale(0.8); transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.image-modal.active .modal-content { transform: scale(1); }
.close-modal-btn {
    position: absolute; top: 20px; right: 35px; color: var(--text-primary); font-size: 40px;
    font-weight: bold; background: transparent; border: none; cursor: pointer; transition: color 0.2s; z-index: 2001;
}
.close-modal-btn:hover { color: var(--accent-color); }

/* =========================================
   Taglio Diagonale Asimmetrico (Card Larga con Foto a Sinistra 50%)
========================================= */
.diagonal-card {
    padding: 0; 
    display: flex;
    overflow: hidden;
    grid-column: 1 / -1; /* Espande la card su tutta la larghezza dello schermo */
}
.diagonal-image-wrapper-left {
    flex: 0 0 50%; /* La foto occupa il 50% esatto della card */
    position: relative;
    clip-path: polygon(0 0, 100% 0, 90% 100%, 0 100%); /* Taglio obliquo PIU' MORBIDO a destra per non coprire il volto */
}
.diagonal-image-wrapper-left img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    transition: transform 0.6s ease;
}
.diagonal-card:hover .diagonal-image-wrapper-left img {
    transform: scale(1.06);
}
.diagonal-content-right {
    padding: 3.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* =========================================
   USI Feature Card (Immersione Università)
========================================= */
.usi-feature-card {
    flex-direction: column; 
    padding: 0;
    overflow: hidden;
    grid-column: 1 / -1; 
}
.usi-image-wrapper {
    width: 100%;
    height: 280px;
    position: relative;
    border-bottom: 2px solid var(--accent-color);
}
.usi-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.usi-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(10, 15, 28, 0.85);
    backdrop-filter: blur(10px);
    color: var(--accent-color);
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    font-weight: 700;
    border: 1px solid var(--accent-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
}
.usi-content {
    padding: 2.5rem;
}
.edu-header-inline {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 0.5rem;
}

/* =========================================
   Moduli Base
========================================= */
.hero-section { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 0 2rem; text-align: center; }
.greeting { font-size: 1.2rem; color: var(--accent-color); margin-bottom: 1rem; font-weight: 500; letter-spacing: 2px; text-transform: uppercase; }
.main-title {
    font-size: 4.5rem; font-weight: 800; margin-bottom: 0.5rem; letter-spacing: -1.5px;
    background: linear-gradient(to right, #ffffff, #94a3b8); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.subtitle { font-size: 1.6rem; color: var(--text-secondary); margin-bottom: 2.5rem; font-weight: 400; }
.hero-desc { max-width: 650px; margin: 0 auto 3rem; color: var(--text-secondary); font-size: 1.1rem; }
.hero-actions { display: flex; gap: 1.5rem; justify-content: center; margin-bottom: 3rem; }
.btn {
    padding: 0.9rem 2rem; border-radius: 8px; font-weight: 600; text-decoration: none;
    transition: var(--transition-smooth); cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
}
.btn-primary { background: var(--accent-color); color: var(--bg-primary); box-shadow: 0 4px 15px var(--accent-glow); }
.btn-primary:hover { background: #0ea5e9; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(56, 189, 248, 0.6); }
.btn-secondary { background: transparent; color: var(--text-primary); border: 1px solid var(--glass-border); }
.btn-secondary:hover { background: var(--glass-bg); border-color: var(--text-secondary); }
.btn-outline { background: transparent; border: 1px solid var(--accent-color); color: var(--text-primary); }
.btn-outline:hover { background: rgba(56, 189, 248, 0.1); color: var(--accent-color); }
.social-links { display: flex; gap: 2rem; justify-content: center; }
.social-links a { color: var(--text-secondary); font-size: 1.8rem; transition: var(--transition-smooth); }
.social-links a:hover { color: var(--accent-color); transform: scale(1.15) translateY(-3px); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.card-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.card-header h3 { font-size: 1.5rem; }
.skills-container { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1rem; }
.skill-tag {
    background: rgba(56, 189, 248, 0.1); border: 1px solid rgba(56, 189, 248, 0.2); color: var(--accent-color);
    padding: 0.5rem 1.2rem; border-radius: 20px; font-size: 0.85rem; font-weight: 600; transition: var(--transition-smooth);
}
.skill-tag:hover { background: rgba(56, 189, 248, 0.2); }
.skill-tag.outline { background: transparent; border: 1px solid var(--glass-border); color: var(--text-secondary); }
.personal-info-list, .lang-list { list-style: none; }
.personal-info-list li, .lang-list li { margin-bottom: 0.8rem; color: var(--text-secondary); border-bottom: 1px solid var(--glass-border); padding-bottom: 0.5rem; }
.personal-info-list strong, .lang-list strong { color: var(--text-primary); margin-right: 0.5rem; }

.timeline { position: relative; max-width: 900px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 20px; top: 0; height: 100%; width: 2px; background: linear-gradient(to bottom, var(--accent-color), var(--glass-border)); }
.timeline-item { position: relative; margin-bottom: 3rem; padding-left: 3.5rem; margin-left: 10px; }
.timeline-item::before {
    content: ''; position: absolute; left: 4px; top: 2.2rem; width: 14px; height: 14px; background: var(--bg-primary);
    border: 2px solid var(--accent-color); border-radius: 50%; box-shadow: 0 0 10px var(--accent-glow); z-index: 2;
}
.border-accent { border: 1px solid rgba(56, 189, 248, 0.3); }
.timeline-date {
    display: inline-block; background: rgba(56, 189, 248, 0.1); color: var(--accent-color);
    padding: 0.2rem 0.8rem; border-radius: 12px; font-size: 0.85rem; font-weight: 600; margin-bottom: 1rem;
}
.timeline-role { font-size: 1.4rem; margin-bottom: 0.3rem; }
.timeline-company { color: var(--text-secondary); font-size: 1rem; margin-bottom: 1.2rem; font-weight: 500; }

.edu-main-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 2.5rem; }
.edu-card { display: flex; flex-direction: column; }
.edu-card.highlight { border-color: rgba(56, 189, 248, 0.4); background: linear-gradient(145deg, rgba(255,255,255,0.05), rgba(56,189,248,0.02)); }
.edu-icon-container { display: flex; align-items: center; gap: 1.2rem; margin-bottom: 1rem; }
.edu-icon-container i { font-size: 2.5rem; color: var(--accent-color); }
.edu-details h3 { margin-bottom: 0.2rem; }
.edu-details h4 { color: var(--text-secondary); font-weight: 400; font-size: 1rem; }
.edu-details .date { display: block; font-size: 0.85rem; color: var(--accent-color); margin: 0.8rem 0; }
.cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; }
.cert-card h4 { font-size: 1.1rem; }
.cert-card p { font-size: 0.9rem; color: var(--text-secondary); margin-top: 0.5rem; }
.cert-card .date { display: block; font-size: 0.8rem; color: var(--accent-color); margin-top: 1rem; }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2.5rem; }
.project-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.project-img-placeholder {
    height: 200px; background: rgba(0,0,0,0.3); display: flex; align-items: center; justify-content: center;
    font-size: 3.5rem; color: var(--glass-border); border-bottom: 1px solid var(--glass-border); transition: var(--transition-smooth);
}
.project-card:hover .project-img-placeholder { color: var(--accent-color); background: rgba(56, 189, 248, 0.08); }
.project-content { padding: 2rem; display: flex; flex-direction: column; flex-grow: 1; }
.project-content p { color: var(--text-secondary); font-size: 0.95rem; margin: 1rem 0 1.5rem; flex-grow: 1; }
.project-tech { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 2rem; }
.project-tech span { font-size: 0.8rem; color: var(--text-primary); background: rgba(255,255,255,0.05); padding: 0.3rem 0.8rem; border-radius: 4px; }

.glass-footer {
    background: rgba(10, 15, 28, 0.8); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid var(--glass-border); padding: 6rem 2rem 2rem; margin-top: 6rem;
}
.contact-methods { display: flex; justify-content: center; flex-wrap: wrap; gap: 2rem; }
.contact-methods a { color: var(--text-primary); text-decoration: none; font-size: 1.1rem; transition: color 0.3s ease; display: flex; align-items: center; }
.contact-methods a:hover { color: var(--accent-color); }
.contact-methods i { margin-right: 0.8rem; color: var(--accent-color); }
.footer-bottom { border-top: 1px solid var(--glass-border); padding-top: 1.5rem; text-align: center; color: var(--text-secondary); font-size: 0.9rem; }

.fade-in { opacity: 0; transform: translateY(40px); transition: opacity 0.8s cubic-bezier(0.25, 0.8, 0.25, 1), transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1); will-change: opacity, transform; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

@media screen and (max-width: 992px) {
    .main-title { font-size: 3.5rem; }
    .about-grid { grid-template-columns: 1fr; }
    
    /* Layout obliquo ricalcolato in basso per gli schermi verticali (Mobile/Tablet) */
    .diagonal-card { flex-direction: column; }
    .diagonal-image-wrapper-left { 
        height: 300px; 
        flex: auto;
        clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%); 
    }
}
@media screen and (max-width: 768px) {
    .nav-links {
        display: none; position: absolute; top: 100%; left: 0; width: 100%; background: rgba(10, 15, 28, 0.95);
        backdrop-filter: blur(20px); flex-direction: column; padding: 2rem 0; text-align: center; border-bottom: 1px solid var(--glass-border); box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    }
    .nav-links.active { display: flex; }
    .mobile-menu-btn { display: block; }
    .main-title { font-size: 2.8rem; }
    .subtitle { font-size: 1.2rem; }
    .hero-actions { flex-direction: column; }
    .timeline::before { left: 15px; }
    .timeline-item { padding-left: 2.5rem; margin-left: 5px; }
    .timeline-item::before { left: 4px; }
    .contact-methods { flex-direction: column; gap: 1rem; align-items: center; }
    
    .usi-image-wrapper { height: 200px; }
    .edu-header-inline { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .diagonal-content-right { padding: 2rem; }
}

/* Stile per le immagini reali dei progetti */
.project-image {
    
    height:200px;
    overflow: hidden;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
}

.project-image img {

    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.project-card:hover .project-image img {
    transform: scale(1.08); /* Effetto zoom fluido quando passi sopra col mouse */
}