/*
Theme Name: Boost4Biz
Theme URI: https://boost4biz.it
Author: Sergio De Carolis
Description: Sistema operativo-finanziario per PMI italiane in crescita
Version: 1.0
Text Domain: boost4biz
*/

/* ========================================
   VARIABILI CSS E RESET
======================================== */

:root {
  --verde-petrolio: #006D5B;
  --verde-petrolio-scuro: #004A3E;
  --arancione-caldo: #FF6B35;
  --arancione-hover: #E55A2B;
  --bianco-caldo: #FEFDFB;
  --beige-caldo: #F7F5F0;
  --grigio-testo: #2C2C2C;
  --grigio-chiaro: #E8E6E1;
  
  --font-principale: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-titoli: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --header-height: 72px;
  --max-width: 1200px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 32px;
  --spacing-lg: 64px;
  --spacing-xl: 120px;
  
  --border-radius: 8px;
  --transition: 0.2s ease;
}

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

body {
  font-family: var(--font-principale);
  font-size: 18px;
  line-height: 1.6;
  color: var(--grigio-testo);
  background: var(--bianco-caldo);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--arancione-caldo);
}

/* ========================================
   TIPOGRAFIA
======================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-titoli);
  font-weight: 600;
  line-height: 1.2;
  color: var(--verde-petrolio);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 48px;
  line-height: 1.1;
}

h2 {
  font-size: 36px;
}

h3 {
  font-size: 28px;
}

h4 {
  font-size: 22px;
}

p {
  margin-bottom: var(--spacing-sm);
}

/* ========================================
   LAYOUT UTILITIES
======================================== */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-sm {
  padding: var(--spacing-lg) 0;
}

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

.max-width-760 {
  max-width: 760px;
  margin: 0 auto;
}

.max-width-820 {
  max-width: 820px;
  margin: 0 auto;
}

/* ========================================
   HEADER FISSO
======================================== */

.site-header {
  position: sticky;
  top: 0;
  height: var(--header-height);
  background: var(--bianco-caldo);
  border-bottom: 1px solid var(--grigio-chiaro);
  z-index: 1000;
  transition: var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.site-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--verde-petrolio);
}

.site-logo a {
  color: var(--verde-petrolio);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.main-nav a {
  font-size: 16px;
  font-weight: 500;
  color: var(--verde-petrolio);
  padding: 8px 12px;
}

.main-nav a:hover {
  color: var(--arancione-caldo);
}

/* ========================================
   BOTTONI E CTA
======================================== */

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--arancione-hover);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

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

.btn-secondary:hover {
  background: var(--verde-petrolio);
  color: white;
}

.btn-full-width {
  width: 100%;
  max-width: 320px;
}

.cta-link {
  color: var(--verde-petrolio);
  font-weight: 600;
  text-decoration: underline;
}

/* ========================================
   GRID LAYOUTS
======================================== */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.grid-2-60-40 {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: var(--spacing-lg);
  align-items: center;
}

/* ========================================
   CARD COMPONENTS
======================================== */

.card {
  background: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: translateY(-4px);
}

.card-stadio {
  background: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  border: 2px solid var(--grigio-chiaro);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  text-decoration: none;
  display: block;
}

.card-stadio:hover {
  border-color: var(--arancione-caldo);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.2);
}

.card-stadio .numero {
  font-size: 48px;
  font-weight: 700;
  color: var(--verde-petrolio);
  margin-bottom: var(--spacing-sm);
}

.card-stadio h3 {
  font-size: 22px;
  margin-bottom: var(--spacing-sm);
  color: var(--verde-petrolio);
}

.card-stadio .dimensioni {
  font-size: 14px;
  color: #666;
  margin-bottom: var(--spacing-sm);
}

.card-stadio .sintomi {
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--grigio-testo);
}

/* ========================================
   SEZIONI BACKGROUND
======================================== */

.bg-beige {
  background: var(--beige-caldo);
}

.bg-white {
  background: white;
}

.bg-verde {
  background: var(--verde-petrolio);
  color: white;
}

.bg-verde h1,
.bg-verde h2,
.bg-verde h3 {
  color: white;
}

.bg-verde-scuro {
  background: var(--verde-petrolio-scuro);
  color: white;
}

/* ========================================
   IMMAGINI PLACEHOLDER
======================================== */

.img-placeholder {
  background: var(--grigio-chiaro);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
  color: #666;
  font-style: italic;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed #ccc;
}

.img-placeholder-sm {
  min-height: 200px;
}

/* ========================================
   FOOTER
======================================== */

.site-footer {
  background: var(--verde-petrolio-scuro);
  color: white;
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-column h4 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: 8px;
}

.footer-column a {
  color: white;
  opacity: 0.9;
}

.footer-column a:hover {
  opacity: 1;
  color: var(--arancione-caldo);
}

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-md);
  font-size: 13px;
  opacity: 0.8;
  text-align: center;
}

/* ========================================
   FAQ ACCORDION
======================================== */

.faq-accordion {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  border: 1px solid var(--grigio-chiaro);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
}

.faq-question {
  padding: var(--spacing-md);
  cursor: pointer;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--beige-caldo);
}

.faq-answer {
  padding: 0 var(--spacing-md) var(--spacing-md);
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* ========================================
   TABELLE CONFRONTO
======================================== */

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-sm);
  border: 1px solid var(--grigio-chiaro);
  text-align: left;
}

.comparison-table th {
  background: var(--verde-petrolio);
  color: white;
  font-weight: 600;
}

.comparison-table tr:nth-child(even) {
  background: var(--beige-caldo);
}

/* ========================================
   MOBILE MENU
======================================== */

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  color: var(--verde-petrolio);
  cursor: pointer;
  padding: 8px;
}

/* ========================================
   ARTICLE CONTENT STYLING
======================================== */

.article-content h2 {
  margin-top: 48px;
  margin-bottom: 24px;
}

.article-content h3 {
  margin-top: 32px;
  margin-bottom: 16px;
}

.article-content p {
  margin-bottom: 24px;
  line-height: 1.8;
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 32px;
}

.article-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.article-content img {
  margin: 32px 0;
  border-radius: var(--border-radius);
}

.article-content blockquote {
  margin: 32px 0;
  padding: 24px;
  background: var(--beige-caldo);
  border-left: 4px solid var(--verde-petrolio);
  font-style: italic;
}

.article-content code {
  background: var(--beige-caldo);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
}

.article-content pre {
  background: var(--grigio-testo);
  color: white;
  padding: 24px;
  border-radius: var(--border-radius);
  overflow-x: auto;
  margin: 32px 0;
}

.article-content pre code {
  background: none;
  padding: 0;
  color: white;
}

/* ========================================
   UTILITY CLASSES
======================================== */

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.microcopy {
  font-size: 14px;
  color: #666;
  font-style: italic;
}

/* ========================================
   RESPONSIVE
======================================== */

@media (max-width: 768px) {
  h1 {
    font-size: 32px;
  }
  
  h2 {
    font-size: 28px;
  }
  
  h3 {
    font-size: 22px;
  }
  
  body {
    font-size: 16px;
  }
  
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-2-60-40 {
    grid-template-columns: 1fr;
  }
  
  .footer-columns {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bianco-caldo);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
  }
  
  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .main-nav a {
    padding: 16px 0;
    border-bottom: 1px solid var(--grigio-chiaro);
    width: 100%;
    text-align: center;
  }
  
  .main-nav .btn {
    margin-top: 16px;
    width: 100%;
  }
}

/* ========================================
   PRINT STYLES
======================================== */

@media print {
  .site-header,
  .site-footer,
  .btn,
  .cta-link {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  h1 {
    font-size: 24pt;
  }
  
  h2 {
    font-size: 18pt;
  }
  
  h3 {
    font-size: 14pt;
  }
}