/* ============================================
   BITGEN - STYLESHEET PRINCIPALE
   Stile editoriale moderno ispirato a Breaking Italy
   Palette verde del logo BItGen
   ============================================ */

/* ==========================================
   VARIABILI & RESET
   ========================================== */
:root {
  /* Colori brand */
  --green-primary: #22c55e;
  --green-dark: #16a34a;
  --green-darker: #15803d;
  --green-light: #86efac;
  --green-subtle: #f0fdf4;
  --green-accent: #4ade80;
  
  /* Grigi */
  --ink: #0a0a0a;
  --ink-soft: #1f2937;
  --text: #374151;
  --text-soft: #6b7280;
  --text-muted: #9ca3af;
  --border: #e5e7eb;
  --border-soft: #f3f4f6;
  --bg-soft: #fafafa;
  --bg-muted: #f9fafb;
  --white: #ffffff;
  
  /* Rubriche (colori distintivi per ogni categoria) */
  --rubrica-cos-e: #10b981;
  --rubrica-cofano: #3b82f6;
  --rubrica-pratico: #f59e0b;
  --rubrica-miti: #a855f7;
  --rubrica-dietro: #ec4899;
  
  /* Typography */
  --font-display: 'Archivo', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Spacing */
  --container: 1280px;
  --container-narrow: 860px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  
  /* Transitions */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 300ms var(--ease);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================
   TIPOGRAFIA
   ========================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

/* ==========================================
   LAYOUT
   ========================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==========================================
   HEADER
   ========================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: var(--container);
  margin: 0 auto;
  gap: 2rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.logo-link img {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--ink);
  padding: 2px;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.logo-text .accent {
  color: var(--green-primary);
}

/* Navigazione */
.nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--green-darker);
  background: var(--green-subtle);
}

.nav-link.active {
  color: var(--green-darker);
  background: var(--green-subtle);
}

/* Search bar nel header */
.header-search {
  position: relative;
  flex-shrink: 0;
  width: 280px;
}

.search-input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.5rem;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  font-family: inherit;
  font-size: 0.9rem;
  background: var(--bg-muted);
  transition: var(--transition);
}

.search-input:focus {
  outline: none;
  border-color: var(--green-primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.12);
}

.search-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Mobile menu toggle */
.mobile-toggle {
  display: none;
  padding: 0.5rem;
  font-size: 1.5rem;
  color: var(--ink);
}

/* ==========================================
   SEARCH RESULTS DROPDOWN
   ========================================== */
.search-results {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  right: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  max-height: 400px;
  overflow-y: auto;
  z-index: 200;
  display: none;
}

.search-results.active {
  display: block;
}

.search-result-item {
  padding: 1rem;
  border-bottom: 1px solid var(--border-soft);
  transition: background 150ms ease;
  cursor: pointer;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--green-subtle);
}

.search-result-rubrica {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--green-darker);
  margin-bottom: 0.25rem;
}

.search-result-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.search-result-excerpt {
  font-size: 0.8rem;
  color: var(--text-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.search-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ==========================================
   HERO SECTION (HOME)
   ========================================== */
.hero {
  position: relative;
  padding: 5rem 0 6rem;
  background: linear-gradient(180deg, var(--green-subtle) 0%, var(--white) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--green-accent) 0%, transparent 70%);
  opacity: 0.15;
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-primary) 0%, transparent 70%);
  opacity: 0.1;
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  animation: fadeUp 800ms var(--ease) forwards;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: var(--white);
  border: 1.5px solid var(--green-primary);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--green-darker);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--green-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 1.5rem;
  line-height: 1.05;
}

.hero h1 .highlight {
  color: var(--green-darker);
  position: relative;
  display: inline-block;
}

.hero h1 .highlight::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  right: 0;
  height: 12px;
  background: var(--green-accent);
  opacity: 0.4;
  z-index: -1;
  transform: skewX(-5deg);
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-soft);
  margin-bottom: 2rem;
  line-height: 1.6;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--ink);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--green-darker);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1.5px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--green-primary);
  background: var(--green-subtle);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-container {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
  animation: float 6s ease-in-out infinite;
}

.hero-logo-container img {
  width: 100%;
  height: 100%;
  border-radius: 32px;
  box-shadow: 
    0 20px 60px -20px rgba(34, 197, 94, 0.4),
    0 0 0 1px rgba(34, 197, 94, 0.1);
  background: var(--ink);
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(-2deg); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Decorazioni fluttuanti intorno al logo */
.floating-decoration {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-darker);
  background: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  border: 1.5px solid var(--green-light);
}

.deco-1 {
  top: 10%;
  right: -5%;
  animation: float 4s ease-in-out infinite;
}

.deco-2 {
  bottom: 15%;
  left: -10%;
  animation: float 4s ease-in-out infinite 2s;
}

.deco-3 {
  top: 50%;
  right: -15%;
  animation: float 5s ease-in-out infinite 1s;
}

/* ==========================================
   SEZIONI
   ========================================== */
.section {
  padding: 5rem 0;
}

.section-muted {
  background: var(--bg-soft);
}

.section-header {
  margin-bottom: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
}

.section-title-group {
  flex: 1;
  min-width: 280px;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green-darker);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-eyebrow::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--green-primary);
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.section-description {
  color: var(--text-soft);
  margin-top: 1rem;
  max-width: 600px;
  font-size: 1.05rem;
}

.see-all-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--green-darker);
  font-weight: 600;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}

.see-all-link:hover {
  border-bottom-color: var(--green-primary);
}

/* ==========================================
   RUBRICHE GRID (tipo Breaking Italy)
   ========================================== */
.rubriche-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.rubrica-card {
  padding: 1.5rem;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 20px;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.rubrica-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--rubrica-color, var(--green-primary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 400ms var(--ease);
}

.rubrica-card:hover::before {
  transform: scaleX(1);
}

.rubrica-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--rubrica-color, var(--green-primary));
}

.rubrica-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.rubrica-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.rubrica-card p {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.5;
}

/* ==========================================
   ARTICLE CARD (GRANDE, BREAKING ITALY STYLE)
   ========================================== */
.articoli-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.articoli-grid.featured {
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto;
}

.articoli-grid.featured .article-card:first-child {
  grid-row: span 2;
}

.article-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: 24px;
  overflow: hidden;
  border: 1.5px solid var(--border);
  transition: var(--transition);
  position: relative;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: var(--green-primary);
  box-shadow: var(--shadow-xl);
}

.article-thumbnail {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--green-darker), var(--green-primary));
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.articoli-grid.featured .article-card:first-child .article-thumbnail {
  aspect-ratio: 16 / 10;
}

.article-thumbnail::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(0,0,0,0.3) 100%);
}

.article-thumbnail-inner {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  text-align: center;
  padding: 2rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.article-thumbnail::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1) 0%, transparent 40%),
    radial-gradient(circle at 70% 70%, rgba(255,255,255,0.08) 0%, transparent 40%);
}

.article-rubrica-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 3;
  padding: 0.35rem 0.8rem;
  background: var(--white);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.article-duration {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 3;
  padding: 0.3rem 0.7rem;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(10px);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.article-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.article-content h3 {
  font-size: 1.35rem;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  transition: var(--transition);
}

.articoli-grid.featured .article-card:first-child h3 {
  font-size: 2rem;
}

.article-card:hover h3 {
  color: var(--green-darker);
}

.article-excerpt {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  padding: 0.25rem 0.6rem;
  background: var(--green-subtle);
  color: var(--green-darker);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
}

.article-arrow {
  color: var(--green-darker);
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: var(--transition);
}

.article-card:hover .article-arrow {
  transform: translateX(4px);
}

/* ==========================================
   PAGINA ENCICLOPEDIA
   ========================================== */
.page-header {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, var(--green-subtle) 0%, var(--white) 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-accent) 0%, transparent 70%);
  opacity: 0.15;
  border-radius: 50%;
}

.page-header-inner {
  position: relative;
  z-index: 2;
}

.page-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1rem;
}

.page-description {
  font-size: 1.2rem;
  color: var(--text-soft);
  max-width: 700px;
  margin-bottom: 2rem;
}

.page-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.page-stat {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--green-darker);
}

.page-stat-label {
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* FILTRI */
.filters-bar {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--white);
  position: sticky;
  top: 80px;
  z-index: 50;
}

.filters-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: space-between;
}

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

.filter-btn {
  padding: 0.5rem 1rem;
  background: var(--bg-muted);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--green-primary);
}

.filter-btn.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.filter-count {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.filter-count strong {
  color: var(--ink);
}

/* No results state */
.no-results {
  padding: 5rem 1.5rem;
  text-align: center;
}

.no-results-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.no-results h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.no-results p {
  color: var(--text-soft);
  margin-bottom: 1.5rem;
}

/* ==========================================
   PAGINA ARTICOLO
   ========================================== */
.article-page {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.article-breadcrumb a:hover {
  color: var(--green-darker);
}

.article-breadcrumb .separator {
  color: var(--border);
}

.article-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.article-header-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.article-page h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.article-page .article-excerpt-large {
  font-size: 1.25rem;
  color: var(--text-soft);
  line-height: 1.5;
  margin-bottom: 2rem;
  font-weight: 400;
}

.video-embed-container {
  margin: 2rem 0;
  padding: 2rem;
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-soft) 100%);
  border-radius: 20px;
  color: var(--white);
  text-align: center;
}

.video-embed-container h4 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.video-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.5rem;
  background: var(--green-primary);
  color: var(--white);
  border-radius: 999px;
  font-weight: 600;
  transition: var(--transition);
}

.video-link-btn:hover {
  background: var(--green-accent);
  transform: translateY(-2px);
}

.article-body {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text);
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body h2 {
  font-size: 1.8rem;
  margin: 2.5rem 0 1.25rem;
  color: var(--ink);
}

.article-body h3 {
  font-size: 1.4rem;
  margin: 2rem 0 1rem;
  color: var(--ink);
}

.article-body strong {
  color: var(--ink);
  font-weight: 700;
}

.article-body em {
  color: var(--green-darker);
  font-style: italic;
}

.article-footer-share {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.related-articles {
  padding: 4rem 0;
  background: var(--bg-soft);
}

/* ==========================================
   PAGINA CONTATTI
   ========================================== */
.contact-section {
  padding: 4rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-soft);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-method {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  transition: var(--transition);
}

.contact-method:hover {
  border-color: var(--green-primary);
  transform: translateX(4px);
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-subtle);
  color: var(--green-darker);
  border-radius: 12px;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-method h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-method p {
  font-size: 0.9rem;
  margin: 0;
}

.contact-form {
  padding: 2rem;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 24px;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--ink);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--white);
  transition: var(--transition);
  resize: vertical;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--green-primary);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.12);
}

.form-textarea {
  min-height: 140px;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  background: var(--ink);
  color: var(--white);
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
}

.form-submit:hover {
  background: var(--green-darker);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.form-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1rem;
}

/* ==========================================
   FOOTER
   ========================================== */
.site-footer {
  background: var(--ink);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo-link img {
  background: var(--green-darker);
}

.footer-brand .logo-text {
  color: var(--white);
}

.footer-brand p {
  margin-top: 1rem;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  max-width: 300px;
  line-height: 1.6;
}

.footer-col h5 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
  color: var(--green-light);
  font-family: var(--font-mono);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--green-light);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

.footer-bottom .footer-mono {
  font-family: var(--font-mono);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .hero-logo-container {
    max-width: 280px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .articoli-grid.featured {
    grid-template-columns: 1fr 1fr;
  }
  
  .articoli-grid.featured .article-card:first-child {
    grid-column: span 2;
    grid-row: span 1;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  .nav {
    order: 3;
    width: 100%;
    display: none;
    flex-direction: column;
    gap: 0;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
  }
  
  .nav.mobile-open {
    display: flex;
  }
  
  .nav-link {
    padding: 0.75rem 1rem;
    width: 100%;
  }
  
  .header-search {
    width: 100%;
    order: 2;
  }
  
  .mobile-toggle {
    display: block;
    order: 1;
  }
  
  .articoli-grid,
  .articoli-grid.featured {
    grid-template-columns: 1fr;
  }
  
  .articoli-grid.featured .article-card:first-child {
    grid-column: span 1;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    padding: 3rem 0 4rem;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .filters-bar {
    position: relative;
    top: 0;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .page-stats {
    gap: 1.5rem;
  }
  
  .floating-decoration {
    display: none;
  }
}


/* ==========================================
   NEWSLETTER SECTION
   ========================================== */
.newsletter-section {
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: var(--white);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.newsletter-section::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--green-primary) 0%, transparent 70%);
  opacity: 0.2;
  border-radius: 50%;
}

.newsletter-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-accent) 0%, transparent 70%);
  opacity: 0.1;
  border-radius: 50%;
}

.newsletter-inner {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
}

.newsletter-section .section-eyebrow {
  color: var(--green-accent);
  justify-content: center;
  margin-bottom: 0.75rem;
}

.newsletter-section .section-eyebrow::before {
  background: var(--green-accent);
}

.newsletter-section h2 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
}

.newsletter-section p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.newsletter-form {
  display: flex;
  gap: 0.75rem;
  max-width: 500px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: 0.9rem 1.25rem;
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border-radius: 999px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.newsletter-form input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input[type="email"]:focus {
  outline: none;
  border-color: var(--green-primary);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.2);
}

.newsletter-form button {
  padding: 0.9rem 1.75rem;
  background: var(--green-primary);
  color: var(--white);
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.newsletter-form button:hover:not(:disabled) {
  background: var(--green-accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(34, 197, 94, 0.4);
}

.newsletter-form button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.newsletter-feedback {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  text-align: center;
  min-height: 20px;
}

.newsletter-feedback:empty {
  display: none;
}

.newsletter-feedback.success {
  background: rgba(34, 197, 94, 0.2);
  color: var(--green-light);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.newsletter-feedback.error {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.newsletter-privacy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 1.25rem;
}

.newsletter-privacy a {
  color: var(--green-light);
  text-decoration: underline;
}

@media (max-width: 600px) {
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form input,
  .newsletter-form button {
    width: 100%;
  }
}