:root {
  --red-dark: #8b0000;
  --red-main: #c1121f;
  --red-light: #e63946;
  --black: #000;
  --white: #fff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--black);
}

/* HEADER */
.site-header {
  background: var(--red-dark);
  text-align: center;
  padding: 1.5rem;
}

.header-link {
  color: var(--white);
  text-decoration: none;
}

.header-link:hover,
.header-link:active {
  color: var(--white);
}

/* NAVBAR */
.navbar-custom {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--red-main);
}

/* DROPDOWN */
.dropdown {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.drop-link {
  color: white;
  text-decoration: none;
  padding: 0.5rem 0.6rem;
}

.drop-link:hover,
.drop-link:active, 
.drop-link:visited{
  color: white
}

.drop-arrow {
  background: none;
  border: none;
  cursor: default;
  font-size: 0.8rem;
  padding: 0;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border: 1px solid #ccc;
  min-width: 180px;
  z-index: 1000;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.dropdown-content a {
  display: block;
  padding: 0.6rem 1rem;
  background: white;
  color: black;
  text-decoration: none;
}

.dropdown-content a:hover,
.dropdown-content a:active {
  background: #f2f2f2;
}

/* HERO */
.hero {
  position: relative;
  width: 100%;
  height: 80vh; /* altezza dell’hero */
  overflow: hidden;
}

.hero video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2; /* sopra il video */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  color: white;
  text-align: center;
}

.hero-content h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-content button {
  padding: 0.8rem 1.5rem;
  font-size: 1.1rem;
  background-color: #ff4d4d;
  border: none;
  color: white;
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.3s;
}

.hero-content button:hover {
  background-color: #ff1a1a;
}

/* SECTIONS */
.content-section {
  padding: 3rem;
}

/* ACCORDION */
.accordion-btn {
  width: 100%;
  background: var(--red-main);
  color: var(--white);
  padding: 1rem;
  border: none;
  display: flex;
  justify-content: space-between;
  cursor: pointer;
}

.accordion-content {
  display: none;
  padding: 1rem;
}

.accordion-content button {
  padding: 0.8rem 1.5rem;
  font-size: 1.1rem;
  background-color: #ff4d4d;
  border: none;
  color: white;
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.3s;
}

.accordion-content button:hover {
  background-color: #ff1a1a;
}

/* CATALOGO */
.cover {
  width: 100%;
  height: 260px;
  overflow: hidden;
  background-color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: transparent;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}


.cover img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}


.container.my-5 {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem; 
}

.col-12.col-sm-6.col-md-4 {
  display: flex;
  flex-direction: column; 
}


/* ITEM */
.item-layout {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.item-left {
  flex: 1;
  max-width: 400px;
}

.item-right {
  flex: 2; 
}

.modal {
    display: none;
    position: fixed; /
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;    
    height: 100%;  
    overflow: auto; 
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: #fff;
    margin: 10% auto; 
    padding: 20px;
    border-radius: 8px;
    width: 80%;
    max-width: 500px;
    color: #333;
    text-align: center;
}

/*SECONDARY NAV*/
.secondary-nav {
  flex: 0 0 200px;
  border-left: 2px solid #b30000;
  padding-left: 1rem;
  position: sticky;
  top: 100px;
  order: 2;  
}


.secondary-nav ul {
  list-style: none;
  padding: 0;
}

.secondary-nav li {
  margin-bottom: 0.5rem;
}

.secondary-nav a {
  color: #b30000;
  text-decoration: none;
  transition: color 0.3s, background 0.3s;
  padding: 0.2rem 0.5rem;
  display: inline-block;
  border-radius: 4px;
}

.secondary-nav a:hover {
  color: #fff;
  background-color: #b30000;
}

.secondary-nav a.active {
  color: #fff;
  background-color: #b30000;
}

/* BUBBLES TEMI */
.themes-map {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 15px;
}

.theme-bubble {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 50px;
  background-color: #b30000;
  color: white;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.3s;
}

.theme-bubble:hover {
  background-color: #ff1a1a;
}

.theme-link {
  display: inline-block;
  margin-top: 1rem;
  padding: 8px 14px;
  border-radius: 20px;
  background: #b30000;
  color: white;
  text-decoration: none;
  font-size: 0.9rem;
}

.theme-link:hover {
  background: #ff1a1a;
}

/* FOOTER */
.site-footer {
  background: var(--red-dark);
  color: var(--white);
  padding: 2rem;
  text-align: center;
}

.top-btn {
  margin-top: 1rem;
  padding: 0.5rem 1rem;
}

/* BREADCRUMBS */
.breadcrumb {
  background: none;
  padding: 0.5rem 0;
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: #b30000;
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: #333;
}

/* BOTTONE INDIETRO */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background-color: #ff4d4d;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
  transition: background 0.3s;
  margin-bottom: 1rem;
}

.btn-back:hover {
  background-color: #ff1a1a;
}

.btn-back i {
  font-size: 1rem;
}

/* BOTTONE CATALOGO */
.btn-catalogo {
  display: block;
  margin-top: 0.8rem;
  padding: 0.6rem;
  text-align: center;
  background-color: #b30000;
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.btn-catalogo:hover {
  background-color: #ff1a1a;
}

/*LINK WIKIPEDIA*/
.wiki-link {
  color: #b30000;
  margin-left: 5px;
  text-decoration: none;
  font-size: 0.9rem;
  vertical-align: middle;
}

.wiki-link:hover {
  color: #ff1a1a;
}

/* PAGINE TEMI E CITAZIONI */
.themes-page, .citations-page {
  padding: 30px;
  font-family: 'Arial', sans-serif;
}

.themes-page h1, .citations-page h1 {
  text-align: center;
  color: #b30000;
  margin-bottom: 10px;
}

.themes-page p, .citations-page p {
  text-align: center;
  color: #333;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* GRIGLIE */
.themes-grid, .citations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.citation-layout {
  display: flex;          
  gap: 2rem;              
  align-items: flex-start; 
}


.citations-grid {
  flex: 2;                
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  align-items: flex-start;
}




/* SCHEDE TEMI E CITAZIONI */
.theme-card, .citation-card {
  background-color: #fff;
  border: 2px solid #b30000;
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.theme-card:hover, .citation-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.theme-card h2, .citation-card h2 {
  color: #b30000;
  margin-bottom: 10px;
}

.theme-card p, .citation-card p {
  color: #333;
  font-size: 0.9rem;
  margin-bottom: 15px;
}

/* BOTTONI */
.theme-btn, .citation-btn {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 50px;
  background-color: #b30000;
  color: #fff;
  text-decoration: none;
  transition: background-color 0.3s;
}

.theme-btn:hover, .citation-btn:hover {
  background-color: #ff1a1a;
}

/* BOTTONE PDF */
.pdf-btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 18px;
  background-color: #b30000;
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-size: 0.9rem;
  transition: background-color 0.3s, transform 0.2s;
}

.pdf-btn i {
  margin-right: 6px;
}

.pdf-btn:hover {
  background-color: #ff1a1a;
  transform: translateY(-2px);
}

.pdf-note {
  font-size: 0.8rem;
  color: #666;
  margin-top: 6px;
}

/* SEARCHBAR TEMI */


#searchBtn {
  background-color: #b30000;
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  cursor: pointer;
}

#searchResults {
    margin-top: 1rem;
}

#searchResults ul {
    list-style: none;
    padding: 0;
    margin: 0;
    border: 1px solid #ddd;
    border-radius: 6px;
    background-color: #f9f9f9;
}

#searchResults li {
    border-bottom: 1px solid #e0e0e0;
}

#searchResults li:last-child {
    border-bottom: none;
}

#searchResults a {
    display: block;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: #222;               
    font-weight: 500;
    transition: background-color 0.2s ease, color 0.2s ease;
}

#searchResults a:hover {
    background-color: #b30000; 
    color: #fff;
}


#searchResults p {
    margin: 0.5rem 0;
    font-style: italic;
    color: #b30000;
}

.search-section {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap; /* per mobile */
}

.sort-btn {
  background-color: transparent;
  border: 1px solid #b30000;
  color: #b30000;
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
  cursor: pointer;
}

.sort-btn:hover {
  background-color: #b30000;
  color: #fff;
}

.row.g-4 {
  display: flex;
  flex-wrap: wrap;
}

.sort-btn.active {
  background-color: #c00;
  color: #fff;
}



/* TABELLA DATI */
.catalog-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-family: 'Noto Sans', sans-serif;
}

.catalog-table th,
.catalog-table td {
  border: 1px solid #b30000;
  padding: 0.8rem 1rem;
  text-align: left;
  vertical-align: middle;
}

.catalog-table th {
  background-color: #b30000;
  color: white;
  font-weight: bold;
}

.catalog-table tbody tr:nth-child(even) {
  background-color: #ffe6e6;
}

.catalog-table tbody tr:hover {
  background-color: #ff9999;
}

.catalog-table a {
  color: #b30000;
  text-decoration: none;
  font-weight: bold;
}

.catalog-table a:hover {
  text-decoration: underline;
}

.download-btn {
  margin-top: 1.5rem;
  text-align: right;
}

.download-btn .btn {
  background-color: #b30000;
  color: white;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s;
}

.download-btn .btn:hover {
  background-color: #ff1a1a;
}

/* TH ORDINABILI */
th.sortable {
  cursor: pointer;
  user-select: none;
  position: relative;
}

th.sortable .hint {
  display: block;
  font-size: 0.7rem;
  color: #f2f2f2;
}

/*PAGINA APPROFONDIMENTI*/
.approfondimenti-layout {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.approfondimenti-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}

.approfondimento-card img {
  width: 100%;
  height: auto;
  margin-bottom: 0.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.approfondimento-card img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.approfondimento-content {
  display: flex;
  gap: 2rem;
}

.approfondimento-media img {
  max-width: 250px;
  height: 300px;
  margin-bottom: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.approfondimento-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}



.approfondimento-card h2 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.approfondimento-card p {
  flex-grow: 1;          
}

.btn-approfondimento {
  align-self: flex-start;
}


/*SEZIONE PARALLELISMI E COLLEGAMENTI APPROFONDIMENTI*/
.parallelism-section {
  padding: 2rem 3rem;
  background-color: #fff5f5;
  border: 2px solid #b30000;
  border-radius: 10px;
  margin-top: 2rem;
  width: 100%; 
}

.parallelism-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  align-items: start; 
}


.parallelism-section h2 {
  color: #b30000;
  text-align: center;
  margin-bottom: 1rem;
}

.parallelism-section p {
  text-align: center;
  margin-bottom: 2rem;
  color: #333;
}

.parallelism-card {
  background-color: #fff;
  border: 1px solid #b30000;
  border-radius: 8px;
  padding: 1rem 1.2rem;
  box-shadow: 2px 2px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.parallelism-card h3 {
  color: #b30000;
  margin-bottom: 0.5rem;
}

.parallelism-card p {
  color: #333;
  font-size: 0.9rem;
}

.parallelism-card:hover {
  transform: translateY(-3px);
  box-shadow: 3px 3px 10px rgba(0,0,0,0.2);
}

/*INFO BOX FILM*/
.film-meta {
  margin-top: 1.2rem;
  padding: 1rem;
  border-left: 3px solid #b30000;
  background-color: #f9f9f9;
  font-size: 0.9rem;
}

.film-meta h3 {
  font-size: 1rem;
  color: #b30000;
  margin-bottom: 0.6rem;
}

.film-meta ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.film-meta li {
  margin-bottom: 0.4rem;
}

/* WEB PROJECT PLAN */
.wpp-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  font-family: sans-serif;
  line-height: 1.6;
}

/* Titoli sezioni */
.wpp-main h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: #b22222; 
  font-size: 1.8rem;
  border-bottom: 2px solid #eee;
  padding-bottom: 0.3rem;
}

/* Paragrafi */
.wpp-main p {
  margin-bottom: 1rem;
}

/* Liste */
.wpp-main ul {
  margin-bottom: 1.5rem;
  padding-left: 1.2rem;
}

/* Immagini WPP */
.wpp-main img {
  display: block;
  max-width: 50%;          
  max-height: 400px;       
  height: auto;            
  clear: both;            
  margin: 0 1rem 1rem 0;   
  border: 1px solid #ccc;  
  box-shadow: 0 2px 6px rgba(0,0,0,0.15); 
}


.wpp-main section::after {
  content: "";
  display: block;
  clear: both;
}

/* Link */
.wpp-main a {
  color: #b22222;
  text-decoration: none;
}
.wpp-main a:hover {
  text-decoration: underline;
}

/* Bottone home o link vari */
.wpp-main nav a {
    margin-right: 1rem;
    color: #333;
}




/*media query per adattabilità su schermi più piccoli, tenere in fondo*/
@media (max-width: 768px) {

  /* Layout item e citazioni */
  .item-layout,
  .citation-layout {
    flex-direction: column;
  }
  
  .approfondimento-content {
    flex-direction: column; 
    gap: 1rem;              
  }



  /* Sidebar */
  .secondary-nav {
    position: static;
    border-left: none;
    border-top: 2px solid #b30000;
    margin-top: 2rem;
    padding-top: 1rem;
    width: 100%;
  }

  /* Immagini nelle card */
  .approfondimento-card img {
   width: 100%;      
    height: auto;     
    max-height: 1000px; 
    object-fit: cover;
  }

}