/* 1. RESET & VARIABILI CSS */
/* ===================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --serif: 'Playfair Display', serif;
  --sans: 'Lato', Arial, sans-serif;
  --primary: #111111;
  --accent: #f4b400;
  --light: #f8f8f5;
  --white: #ffffff;
  --text-light: #666666;
  --text-lighter: #888888;
  --border-light: #eaeaea;
  --border-lighter: #f5f5f5;
  --max-width: 1100px;
  --article-max-width: 1200px;
  --content-max-width: 70ch;
  --radius: 4px;
  --radius-large: 12px;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-strong: 0 4px 20px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
  --gradient: linear-gradient(135deg, var(--accent) 0%, #c99700 100%);
}

/* 2. TIPOGRAFIA BASE */
/* ===================================================== */
body {
  font-family: var(--sans);
  line-height: 1.6;
  color: var(--primary);
  background: var(--light);
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 0.5em;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3.75rem);
}

h2 {
  font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
  margin-bottom: 0.7em;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
}

h4 {
  font-size: 1.2rem;
  font-weight: 600;
}

p, li, label {
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 70ch;
  margin-bottom: 2rem;
}

/* 3. LAYOUT GENERALE */
/* ===================================================== */
.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

.section-light {
  background: var(--light);
  padding: 2.5rem 0;
}

section:not(.hero):not(.cta):not(.section-light) {
  padding: 2.5rem 0;
}

/* Liste */
ul {
  list-style: none;
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

/* Immagini */
img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

/* 4. HEADER E NAVIGAZIONE */
/* ===================================================== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 80;
  box-shadow: var(--shadow);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--primary);
}

.brand:hover {
  color: var(--accent);
}

/* Navigation Drawer */
.main-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 280px;
  background: var(--white);
  padding: 4.5rem 2rem 2rem;
  transform: translateX(100%);
  transition: transform 0.4s ease;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
  z-index: 120;
}

.main-nav.open {
  transform: translateX(0);
}

.main-nav ul {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.main-nav a {
  position: relative;
  font-size: 1.15rem;
  padding: 8px 0;
  font-weight: 500;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

/* Hamburger Menu */
#nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  position: fixed;
  top: 1rem;
  right: 1rem;
  background: none;
  border: 0;
  cursor: pointer;
  z-index: 130;
  padding: 8px;
}

#nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

#nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

#nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

#nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 5. HERO SECTION */
/* ===================================================== */
.hero {
  position: relative;
  min-height: 75vh;
  display: flex;
  align-items: center;
  background: url("images/hero.jpg") center/cover no-repeat;
  background-attachment: fixed;
}

.hero--small {
  min-height: 45vh;
}

.hero .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.hero-content {
  position: relative;
  color: var(--white);
  text-align: center;
  max-width: 750px;
  margin-inline: auto;
  padding: 2rem;
}

.hero h1,
.hero h2,
.hero h3 {
  color: var(--white);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.3rem;
  margin: 1.5rem auto 2.5rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Mobile hero background */
@media (max-width: 768px) {
  .hero {
    background-attachment: scroll;
  }
}

/* ===================================================== */
/* 6. STILI SPECIFICI PER ARTICOLI BLOG                  */
/* ===================================================== */

/* Hero per Articoli */
.hero--article {
  min-height: 60vh;
  background: none;
  position: relative;
  overflow: hidden;
}

.hero--article .hero-image {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero--article .hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.hero--article .hero-content {
  max-width: 800px;
  text-align: left;
  padding: 3rem 2rem;
}

.hero--article .article-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.hero--article .category {
  background: var(--accent);
  color: var(--white);
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero--article .date {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  padding: 0.4rem 0;
}

.hero--article h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero--article .hero-lead {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  margin-bottom: 2rem;
  opacity: 0.95;
}

.hero--article .author-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

.hero--article .author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero--article .author-details {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.hero--article .author-name {
  font-weight: 600;
  font-size: 1rem;
}

.hero--article .author-title {
  font-size: 0.9rem;
  opacity: 0.8;
}

.hero--article .reading-time {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Breadcrumbs */
.breadcrumbs {
  background: var(--white);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.95rem;
}

.breadcrumbs a {
  color: var(--text-light);
  transition: var(--transition);
}

.breadcrumbs a:hover {
  color: var(--accent);
}

.breadcrumbs li + li::before {
  content: "/";
  margin: 0 0.5rem;
  color: var(--border-light);
}

.breadcrumbs li[aria-current="page"] {
  color: var(--primary);
  font-weight: 500;
}

.breadcrumbs ol {
  list-style: none;
  counter-reset: none; /* RIMUOVE COUNTER */
}

.breadcrumbs li {
  list-style: none; /* RIMUOVE NUMERI */
}

/* Layout Articoli */
.article-container {
  background: var(--white);
  padding: 1.5rem 0;
}

.article-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  max-width: var(--article-max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Sidebar Articoli */
.article-sidebar {
  position: relative;
}

.toc {
  background: var(--light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-large);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.toc.sticky {
  position: static;
}

.toc h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--primary);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.5rem;
}

.toc nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.toc nav a {
  color: var(--text-light);
  font-size: 0.95rem;
  padding: 0.5rem 0;
  border-left: 3px solid transparent;
  padding-left: 1rem;
  transition: var(--transition);
}

.toc nav a:hover,
.toc nav a.active {
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 600;
}

/* Social Share */

.social-share h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.social-buttons {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.2rem;
  transition: var(--transition);
  border: 1px solid var(--border-light);
  background: var(--white);
}

.social-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

/* Contenuto Articoli */
.article-content {
  max-width: none;
}

.article-lead {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  padding: 2rem;
  background: var(--light);
  border-radius: var(--radius-large);
  border-left: 4px solid var(--accent);
}

.article-content section {
  margin-bottom: 1.5rem;
  scroll-margin-top: 100px;
}

.article-content h2 {
  color: var(--primary);
  margin-bottom: 1.5rem;
  margin-top: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent);
}

.article-content h3 {
  margin-bottom: 1rem;
  margin-top: 2rem;
  color: var(--primary);
}

.article-content p {
  max-width: var(--content-max-width);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.article-content ul,
.article-content ol {
  max-width: var(--content-max-width);
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.article-content li {
  margin-bottom: 0.8rem;
  line-height: 1.7;
}

/* Boxes e Callouts */
.highlight-box,
.tip-box,
.warning-box {
  margin: 2rem 0;
  padding: 1.5rem;
  border-radius: var(--radius-large);
  border-left: 4px solid;
}

.highlight-box {
  background: #fff3cd;
  border-left-color: #ffc107;
}

.tip-box {
  background: #d1ecf1;
  border-left-color: #0dcaf0;
}

.warning-box {
  background: #f8d7da;
  border-left-color: #dc3545;
}

.highlight-box h3,
.tip-box h3,
.warning-box h3 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

/* Griglie di contenuto */
.symptoms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.symptom-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-large);
  padding: 1.5rem;
  transition: var(--transition);
}

.symptom-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.symptom-card h4 {
  margin-bottom: 1rem;
  color: var(--accent);
}

.symptom-card ul {
  margin: 0;
  padding: 0;
}

.symptom-card li {
  padding: 0.3rem 0;
  margin: 0;
  border-bottom: 1px solid var(--border-lighter);
}

.symptom-card li:last-child {
  border-bottom: none;
}

/* Liste speciali */
.causes-list,
.strategies-container {
  margin: 2rem 0;
}

.cause-item,
.strategy-section {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--light);
  border-radius: var(--radius-large);
}

.cause-item h4,
.strategy-section h3 {
  margin-bottom: 1rem;
  color: var(--primary);
}

.technique {
  background: var(--white);
  padding: 1.5rem;
  margin: 1rem 0;
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
}

.technique h4 {
  margin-bottom: 1rem;
  color: var(--accent);
}

.technique-note {
  font-style: italic;
  color: var(--text-light);
  font-size: 0.95rem;
  margin-top: 1rem;
}

.protective-list {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  list-style: none;
}

.protective-list li {
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border-lighter);
}

.protective-list li:last-child {
  border-bottom: none;
}

/* Indicatori e griglie */
.help-indicators {
  margin: 2rem 0;
}

.indicator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.indicator-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--white);
  border-radius: var(--radius-large);
  border: 1px solid var(--border-light);
}

.indicator-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* Info terapia */
.therapy-info {
  background: var(--light);
  padding: 2rem;
  border-radius: var(--radius-large);
  margin: 2rem 0;
}

.therapy-info h3 {
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.therapy-info ul {
  margin: 1.5rem 0;
}

.therapy-info li {
  margin-bottom: 0.8rem;
}

/* FAQ */
.faq-container {
  margin: 2rem 0;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--white);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  padding: 1.5rem;
  position: relative;
  transition: var(--transition);
}

.faq-item summary:hover {
  background: var(--light);
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 1.5rem;
  font-size: 1.5rem;
  transition: transform 0.3s ease;
  color: var(--accent);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 1.5rem 1.5rem;
  margin: 0;
  color: var(--text-light);
  line-height: 1.7;
}

/* Citazioni */
.quote {
  margin: 2rem 0;
  padding: 2rem;
  background: var(--light);
  border-radius: var(--radius-large);
  border-left: 4px solid var(--accent);
  font-style: italic;
}

.quote p {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.quote cite {
  font-weight: 600;
  color: var(--text-light);
  font-style: normal;
}

/* Articoli correlati */
.related-articles {
  padding: 4rem 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.related-card {
  background: var(--white);
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
}

.related-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 0;
}

.related-content {
  padding: 1.5rem;
}

.related-category {
  background: var(--accent);
  color: var(--white);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.related-card h3 {
  margin: 1rem 0 0.5rem 0;
  font-size: 1.2rem;
  color: var(--primary);
}

.related-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  margin: 0;
}

/* Responsive Articles */
@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .article-sidebar {
    order: -1;
  }

  .toc.sticky {
    position: static;
  }

  .toc {
    margin-bottom: 2rem;
  }

  .hero--article .author-info {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .hero--article .author-details {
    align-items: center;
  }
}

@media (max-width: 600px) {
  .article-container {
    padding: 1.5rem 0;
  }

  .article-layout {
    padding: 0 1rem;
    gap: 1.5rem;
  }

  .article-lead {
    padding: 1.5rem;
    font-size: 1.1rem;
  }

  .symptoms-grid,
  .indicator-grid {
    grid-template-columns: 1fr;
  }

  .social-buttons {
    justify-content: center;
  }

  .hero--article .article-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .hero--article .hero-content {
    padding: 2rem 1rem;
  }
}

/* 7. BOTTONI */
/* ===================================================== */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius);
  transition: var(--transition);
  text-align: center;
  cursor: pointer;
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(244, 180, 0, 0.3);
}

.btn-primary:hover {
  background: #c99700;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(244, 180, 0, 0.4);
}

.btn-secondary {
  border: 2px solid var(--accent);
  color: var(--accent);
  background: transparent;
}

.btn-secondary:hover {
  background: var(--accent);
  color: var(--white);
  transform: translateY(-2px);
}

/* CTA con bottoni multipli */
.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1rem;
}

.cta-note {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-bottom: 0;
}

@media (max-width: 600px) {
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 300px;
  }
}

/* 8. CHI SONO SECTION */
/* ===================================================== */
.section-about {
  padding: 2.5rem 0;
}

.section-about .about-text p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.about-img {
  max-width: 280px;
  margin: 0 auto 3rem;
  aspect-ratio: 4/5;
  overflow: hidden;
}

.about-img img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

@media (min-width: 900px) {
  .section-about .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
  }
  
  .section-about .about-img {
    order: 2;
    margin-bottom: 0;
  }
}

/* 9. SERVIZI */
/* ===================================================== */
.services-list {
  max-width: 800px;
  margin: 2rem 0;
}

.services-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.services-list li:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.services-list li::before {
  content: "";
  width: 0.8rem;
  height: 0.8rem;
  margin-right: 1rem;
  margin-top: 0.3em;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* 10. FAQ HOMEPAGE */
/* ===================================================== */
details {
  border-bottom: 1px solid #ddd;
  padding: 1.5rem 0;
  margin-bottom: 1rem;
}

details:last-child {
  border-bottom: none;
}

summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1rem;
  position: relative;
  padding-right: 2rem;
  transition: var(--transition);
}

summary:hover {
  color: var(--accent);
}

summary::after {
  content: "+";
  position: absolute;
  right: 0;
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

details[open] summary::after {
  transform: rotate(45deg);
}

details p {
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
}

/* 11. CALL TO ACTION */
/* ===================================================== */
.cta {
  background: var(--gradient);
  color: var(--white);
  text-align: center;
  padding: 2rem 0;
}

.cta h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.cta .btn-secondary {
  border-color: var(--white);
  color: var(--white);
}

.cta .btn-secondary:hover {
  background: var(--white);
  color: var(--accent);
}

/* 12. BLOG HOMEPAGE */
/* ===================================================== */
.blog-header {
  text-align: center;
  margin-bottom: 3rem;
}

.blog-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-top: 3rem;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.blog-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 0;
}

.blog-card-content {
  padding: 1.5rem;
}

.blog-card h2 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.blog-card h2 a {
  color: var(--primary);
  transition: var(--transition);
}

.blog-card h2 a:hover {
  color: var(--accent);
}

.blog-card .meta {
  display: flex;
  gap: 1rem;
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.blog-card p {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  background: var(--light);
  color: var(--primary);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* 13. CONTATTI */
/* ===================================================== */
.contact-info p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.contact-info a {
  color: var(--accent);
  font-weight: 600;
}

.contact-info a:hover {
  text-decoration: underline;
}

/* 14. FOOTER */
/* ===================================================== */
.site-footer {
  background: #f1f1f1;
  padding: 3rem 0 2rem;
  font-size: 0.9rem;
  color: var(--text-light);
  text-align: center;
}

.footer-flex {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* 15. WHATSAPP FLOAT */
/* ===================================================== */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.whatsapp-float img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 0;
}

/* 16. RESPONSIVE DESIGN */
/* ===================================================== */
@media (max-width: 600px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    bottom: 15px;
    right: 15px;
  }
  
  .hero-content {
    padding: 1rem;
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 0.8rem 2rem;
    font-size: 0.9rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    width: min(100% - 1rem, var(--max-width));
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
}

/* 17. UTILITIES */
/* ===================================================== */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center {
  text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }

/* 18. ANIMAZIONI */
/* ===================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.6s ease-out;
}

/* 19. PRINT STYLES */
/* ===================================================== */
@media print {
  .whatsapp-float,
  #nav-toggle,
  .main-nav,
  .social-share,
  .cta {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3 {
    page-break-after: avoid;
  }
  
  .article-layout {
    grid-template-columns: 1fr;
  }
  
  .toc {
    page-break-inside: avoid;
  }


/* SOCIAL SHARE STICKY - SOTTO IL TOC */

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */

    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Colorful background palette - Dark Mode */
  --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
  --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
  --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
  --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
  --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
  --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
  --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
  --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */

  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

  /* Common style patterns - updated for dark mode */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for dark mode */
  --color-success-rgb: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-hover);
}

/* Fixed TOC and Social Share - No Sticky Positioning */
.toc.sticky {
    position: static;
}

.social-share {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-large);
    padding: 1.5rem;
    margin-bottom: 2rem;
    position: static;
}