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

body {
  font-family: 'Calibri', 'Segoe UI', 'Roboto', system-ui, -apple-system, sans-serif;
  background: #f5f7fa;
  color: #1a2a3a;
  line-height: 1.6;
}

/* LAYOUT PRINCIPALE - minimal e centrato */
.article-section {
  max-width: 880px;
  margin: 2rem auto;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 10px 30px -10px rgba(0, 0, 0, 0.08);
  padding: 2.5rem;
}

@media (max-width: 960px) {
  .article-section {
    margin: 1rem;
    padding: 1.5rem;
  }
}

/* CONTENUTO ARTICOLO */
.article-content {
  font-family: 'Calibri', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #2c3e44;
}

/* TITOLI - puliti, niente fronzoli */
.article-content h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 1rem;
  color: #1a3a3a;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.article-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: #1e4a4a;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid #e2e8f0;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: #2d5a5a;
}

/* PARAGRAFI - leggibilità pulita */
.article-content p {
  margin-bottom: 1rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #2d3e42;
}

/* EVIDENZIAZIONI MINIMAL */
.article-content strong {
  color: #1a6b5e;
  font-weight: 700;
}

.survey-highlight {
  background: #f0f4f8;
  padding: 0.1rem 0.3rem;
  border-radius: 12px;
  font-weight: 600;
  color: #1a6b5e;
}

/* GRAFICI - essenziali */
.chart-container {
  margin: 1.5rem 0;
  padding: 1rem;
  background: #fafcfc;
  border-radius: 16px;
  text-align: center;
}

.chart-img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  display: inline-block;
}

.chart-caption {
  font-size: 0.8rem;
  color: #6b7b7b;
  margin-top: 0.5rem;
  font-style: normal;
}

/* SEPARATORE */
hr {
  margin: 2rem 0;
  border: none;
  height: 1px;
  background: #e2e8f0;
}

/* FOOTER - semplice e pulito */
.article-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #e2e8f0;
  text-align: right;
  font-size: 0.8rem;
  color: #6b7b7b;
}

.article-footer i {
  margin-right: 0.25rem;
  color: #8aa0a0;
}

/* LINK SE PRESENTI */
.article-content a {
  color: #1a6b5e;
  text-decoration: none;
  border-bottom: 1px dotted #b0c4c4;
}

.article-content a:hover {
  color: #0e4d44;
  border-bottom: 1px solid #1a6b5e;
}

/* MOBILE - adattamento pulito */
@media (max-width: 640px) {
  .article-section {
    padding: 1.2rem;
    margin: 0.75rem;
  }

  .article-content h1 {
    font-size: 1.6rem;
  }

  .article-content h2 {
    font-size: 1.3rem;
  }

  .article-content h3 {
    font-size: 1.1rem;
  }

  .article-content p {
    font-size: 0.95rem;
  }

  .chart-container {
    padding: 0.5rem;
    margin: 1rem 0;
  }

  .article-footer {
    text-align: left;
    font-size: 0.75rem;
  }
}