/*
   LAYOUT SEZIONI
*/

section {
  padding: var(--section-padding);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--neon);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-label::after {
  content: '';
  display: block;
  height: 1px;
  width: 60px;
  background: var(--neon);
  opacity: 0.4;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 56px;
  line-height: 1.15;
}

.section-title .accent { color: var(--neon); }

.divider {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--neon), transparent);
  opacity: 0.12;
}

/*
   ABOUT
*/

#about { background: var(--bg-secondary); }

.about-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 64px;
  align-items: start;
}

/* 
   Foto avatar 
*/
.about-avatar {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  box-shadow: 0 0 40px rgba(168, 85, 247, 0.12);
}

.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.about-text p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 20px;
}

.about-text p:last-of-type { margin-bottom: 32px; }

.about-stats {
  display: flex;
  gap: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border-card);
}

.stat-num {
  display: block;
  font-size: 30px;
  font-weight: 700;
  color: var(--neon);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/*
   TECHNOLOGIES
*/

#technologies { background: var(--bg-primary); }

.tech-intro {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 600px;
  margin-bottom: 48px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.tech-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.tech-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 50%, var(--neon-dim), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.tech-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.tech-card:hover::before { opacity: 1; }

.tech-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 20px;
  position: relative;
  z-index: 1;
}

.tech-info {
  position: relative;
  z-index: 1;
}

.tech-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  line-height: 1.2;
}

.tech-desc {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

/*
   SKILLS
*/

#skills { background: var(--bg-secondary); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity var(--transition);
}

.skill-card.java::before   { background: #a855f7; }
.skill-card.web::before    { background: #c084fc; }
.skill-card.other::before  { background: #7c3aed; }
.skill-card.tools::before  { background: var(--text-muted); }

.skill-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.skill-card:hover::before { opacity: 1; }

.skill-cat-icon {
  font-size: 20px;
  margin-bottom: 14px;
  display: block;
}

.skill-cat-title {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.skill-card.java  .skill-cat-title { color: #a855f7; }
.skill-card.web   .skill-cat-title { color: #c084fc; }
.skill-card.other .skill-cat-title { color: #7c3aed; }
.skill-card.tools .skill-cat-title { color: var(--text-muted); }

.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.3px;
  border: 1px solid;
  transition: var(--transition);
}

.skill-card.java  .tag { color: #a855f7; background: rgba(168,85,247,0.08);  border-color: rgba(168,85,247,0.2); }
.skill-card.web   .tag { color: #c084fc; background: rgba(192,132,252,0.08); border-color: rgba(192,132,252,0.2); }
.skill-card.other .tag { color: #7c3aed; background: rgba(124,58,237,0.08);  border-color: rgba(124,58,237,0.2); }
.skill-card.tools .tag { color: var(--text-secondary); background: rgba(255,255,255,0.03); border-color: var(--border-card); }

/*
   PROGETTI
*/

#projects { background: var(--bg-primary); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.project-card:hover::after { opacity: 0.5; }

.project-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}

.project-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--neon-dim);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.project-links { display: flex; gap: 10px; }

.project-link {
  font-size: 12px;
  color: var(--text-muted);
  border: 1px solid var(--border-card);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
}

.project-link:hover {
  color: var(--neon);
  border-color: var(--border);
}

.project-type-badge {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.project-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.project-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.project-stack { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }

.stack-tag {
  font-size: 11px;
  color: var(--neon);
  background: var(--neon-dim);
  border: 1px solid rgba(168, 85, 247, 0.15);
  padding: 3px 9px;
  border-radius: 4px;
  letter-spacing: 0.3px;
}

/*
   ESPERIENZA
*/

#experience { background: var(--bg-secondary); }

.timeline {
  position: relative;
  padding-left: 36px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 3px; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--neon) 0%, transparent 100%);
  opacity: 0.2;
}

.timeline-item {
  position: relative;
  margin-bottom: 52px;
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -40px; top: 7px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 12px var(--neon);
  border: 2px solid var(--bg-primary);
}

.timeline-period {
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--neon);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.timeline-role {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 13px;
  color: var(--cyan);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.timeline-company::before { content: '@'; color: var(--text-muted); }

.timeline-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 620px;
}

.timeline-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.timeline-tech span {
  font-size: 11px;
  color: var(--text-muted);
  border: 1px solid var(--border-card);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.3px;
}

/*
   CONTATTI (senza form)
*/

#contact { background: var(--bg-primary); }

.contact-wrapper {
  max-width: 600px;
}

.contact-intro-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 40px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.contact-link:hover {
  border-color: var(--border-hover);
  color: var(--neon);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.contact-link-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--neon-dim);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  transition: var(--transition);
}

.contact-link:hover .contact-link-icon {
  background: rgba(168,85,247,0.2);
}

.contact-link-info { flex: 1; }

.contact-link-platform {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-link-handle {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  transition: color var(--transition);
}

.contact-link:hover .contact-link-handle {
  color: var(--neon);
}

.contact-link-arrow {
  font-size: 16px;
  color: var(--text-muted);
  transition: var(--transition);
}

.contact-link:hover .contact-link-arrow {
  color: var(--neon);
  transform: translateX(4px);
}

/*
   FOOTER
*/

footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-card);
  padding: 28px 40px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-text {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-text .accent { color: var(--neon); }

.footer-back-top {
  font-size: 12px;
  color: var(--text-muted);
  border: 1px solid var(--border-card);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-mono);
}

.footer-back-top:hover {
  color: var(--neon);
  border-color: var(--border);
}

/*
   RESPONSIVE
*/

@media (max-width: 768px) {
  section { padding: 70px 24px; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
    text-align: center;
  }

  .about-avatar { margin: 0 auto; }
  .about-stats { justify-content: center; }

  .tech-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .timeline { padding-left: 24px; }
}