/* ============================================================
   Amministratore Crescente™ — Fogli di stile principali
   Palette: blu profondo + oro caldo (autorevolezza + crescita)
   Modifica qui le variabili per cambiare la pelle del sito.
   ============================================================ */

:root {
  /* Colori brand */
  --color-primary: #0f2a4a;        /* blu profondo */
  --color-primary-dark: #081a30;
  --color-accent: #d4a24c;          /* oro caldo */
  --color-accent-dark: #b2842f;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f7f9;
  --color-text: #1a1d23;
  --color-text-muted: #5a6270;
  --color-border: #e3e6ec;

  /* Tipografia */
  --font-body: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Inter', system-ui, sans-serif;

  /* Spaziature */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  --radius: 10px;
  --radius-lg: 18px;

  --container-width: 1120px;
}

/* ----- Reset essenziale ----- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-accent-dark); }

/* ----- Layout ----- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}
.site-main { min-height: 60vh; }

/* ----- Tipografia ----- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  color: var(--color-primary-dark);
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.25rem); margin-top: var(--space-lg); }
h3 { font-size: 1.4rem; margin-top: var(--space-md); }
p { margin: 0 0 1em; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  color: var(--color-accent-dark);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}
.subtitle { font-size: 1.2rem; color: var(--color-text-muted); max-width: 720px; }

/* ----- Header ----- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: rgba(255,255,255,0.95);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem var(--space-md);
  gap: var(--space-md);
}
.brand { display: flex; align-items: center; gap: 0.6rem; }
.brand-mark {
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  padding: 0.35em 0.55em;
  border-radius: 6px;
  font-size: 1rem;
  letter-spacing: 0.02em;
}
.brand-mark sup { font-size: 0.6em; margin-left: 2px; }
.brand-name { font-weight: 700; color: var(--color-primary-dark); }

.site-nav ul {
  display: flex; gap: var(--space-md); list-style: none;
  margin: 0; padding: 0; align-items: center;
}
.site-nav a {
  color: var(--color-text); font-weight: 500; font-size: 0.95rem;
  padding: 0.5rem 0; position: relative;
}
.site-nav a.highlight { color: var(--color-accent-dark); }
.site-nav a:hover { color: var(--color-accent-dark); }
.nav-cta { margin-left: var(--space-md); }

.menu-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 0.5rem; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--color-primary); margin: 5px 0; transition: 0.2s; }

/* ----- Bottoni ----- */
.btn {
  display: inline-block;
  padding: 0.85em 1.6em;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
}
.btn-primary { background: var(--color-accent); color: var(--color-primary-dark); }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(212,162,76,0.3); }
.btn-secondary { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-secondary:hover { background: var(--color-primary); color: #fff; }
.btn-lg { font-size: 1.05rem; padding: 1em 2em; }

/* ----- Hero pagina ----- */
.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, #fff 100%);
  border-bottom: 1px solid var(--color-border);
}
.page-body {
  padding: var(--space-lg) 0;
  max-width: 860px;
}
.page-body h2 { margin-top: var(--space-lg); }
.page-body ul, .page-body ol { padding-left: 1.4em; }
.page-body blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-alt);
  margin: var(--space-md) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

/* ----- Home hero (homepage) ----- */
.home-hero {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #fff;
}
.home-hero h1 { color: #fff; }
.home-hero h1 span { color: var(--color-accent); }
.home-hero .subtitle { color: rgba(255,255,255,0.85); margin-top: var(--space-sm); }
.home-hero .cta-row { margin-top: var(--space-md); display: flex; gap: var(--space-sm); flex-wrap: wrap; }

/* ----- Sezione standard ----- */
.section { padding: var(--space-lg) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-center { text-align: center; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}
.card {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(15,42,74,0.08); }
.card h3 { margin-top: 0; color: var(--color-primary-dark); }

/* ----- CTA box ----- */
.cta-box {
  background: var(--color-primary-dark);
  color: #fff;
  padding: var(--space-lg) 0;
  text-align: center;
  margin: var(--space-lg) 0;
  border-radius: 0;
}
.cta-box h3 { color: #fff; font-size: 1.8rem; }
.cta-box p { max-width: 640px; margin: 0 auto var(--space-md); color: rgba(255,255,255,0.85); }

/* ----- Footer ----- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.8);
  padding: var(--space-lg) 0 0;
  margin-top: var(--space-xl);
}
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: var(--space-sm); text-transform: uppercase; letter-spacing: 0.05em; }
.site-footer a { color: rgba(255,255,255,0.8); }
.site-footer a:hover { color: var(--color-accent); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 0.5rem; font-size: 0.9rem; }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-sm) 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}

/* ----- Blog list ----- */
.post-list { display: grid; gap: var(--space-md); }
.post-item {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color 0.2s;
}
.post-item:hover { border-color: var(--color-accent); }
.post-item h3 { margin: 0 0 0.5rem; }
.post-item h3 a { color: var(--color-primary-dark); }
.post-meta { color: var(--color-text-muted); font-size: 0.85rem; margin: 0; }
.post-body { padding: var(--space-md) 0; max-width: 760px; }
.post-cover img { width: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius-lg); margin: var(--space-md) auto; max-width: var(--container-width); }

/* ----- Form ----- */
form { display: grid; gap: var(--space-sm); max-width: 560px; }
label { font-weight: 500; font-size: 0.95rem; }
input, textarea, select {
  width: 100%;
  padding: 0.8em 1em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  background: #fff;
}
input:focus, textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}

/* ----- Responsive ----- */
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: flex-start; gap: 0; }
  .site-nav ul li { width: 100%; border-bottom: 1px solid var(--color-border); }
  .site-nav ul li a { display: block; padding: 0.85rem 0; }
  .nav-cta { margin: var(--space-sm) 0 0; width: 100%; }
  .home-hero, .page-hero { padding: var(--space-lg) 0; }
}