/* ===== Palette personal brand ===== */
:root {
  --charcoal-blue: #395264;
  --air-force-blue: #4e7e93;
  --palm-leaf: #99a05b;
  --white: #ffffff;
  --coral: #ff6663;

  --ink: var(--charcoal-blue);
  --muted: #6b7f8c;
  --bg-tint: #f4f7f8;
  --border: #e1e8ea;

  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--air-force-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 96px 0; }
section.tint { background: var(--bg-tint); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 20px;
  color: var(--charcoal-blue);
}

h2 { font-size: clamp(28px, 4vw, 40px); }
h3 { font-size: 22px; }

p { margin: 0 0 16px; }

.eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--air-force-blue);
  margin-bottom: 12px;
}

.lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 640px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }

.btn-primary {
  background: var(--coral);
  color: var(--white);
}
.btn-primary:hover { background: #ff4d49; }

.btn-ghost {
  background: transparent;
  border-color: var(--white);
  color: var(--white);
}
.btn-ghost:hover { background: var(--white); color: var(--charcoal-blue); }

.btn-outline {
  background: transparent;
  border-color: var(--charcoal-blue);
  color: var(--charcoal-blue);
}
.btn-outline:hover { background: var(--charcoal-blue); color: var(--white); }

/* ===== Nav ===== */
header.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  color: var(--charcoal-blue);
}

nav.links { display: flex; gap: 28px; align-items: center; }
nav.links a {
  color: var(--charcoal-blue);
  font-weight: 600;
  font-size: 15px;
}
nav.links a:hover { color: var(--coral); text-decoration: none; }

.nav-cta {
  background: var(--coral);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
}
.nav-cta:hover { background: #ff4d49; color: var(--white); text-decoration: none; }

.nav-toggle { display: none; }

/* ===== Hero ===== */
.hero {
  background: linear-gradient(160deg, var(--charcoal-blue) 0%, var(--air-force-blue) 100%);
  color: var(--white);
  padding: 80px 0 100px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(34px, 5vw, 52px);
  margin-bottom: 24px;
}

.hero .lede { color: #dce8ec; font-size: 19px; max-width: 560px; margin-bottom: 32px; }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-photo {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  border: 6px solid rgba(255,255,255,0.15);
}
.hero-photo img { aspect-ratio: 3/4; object-fit: cover; width: 100%; }

/* ===== Numeri dello studio ===== */
.stats-band {
  background: var(--charcoal-blue);
  padding: 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 40px 24px;
}
.stat { text-align: center; color: var(--white); }
.stat-num {
  display: block;
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--coral);
}
.stat-label {
  display: block;
  font-size: 13px;
  color: #cfe0e6;
  margin-top: 6px;
}

/* ===== Metodo ===== */
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.method-step {
  border-top: 3px solid var(--palm-leaf);
  padding-top: 20px;
}
.method-step:nth-child(2) { border-top-color: var(--air-force-blue); }
.method-step:nth-child(3) { border-top-color: var(--coral); }
.method-step:nth-child(4) { border-top-color: var(--charcoal-blue); }
.method-num {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 8px;
}

/* ===== Unlock band (lead magnet) ===== */
.unlock-band {
  margin-top: 48px;
  background: var(--bg-tint);
  border: 1px dashed var(--palm-leaf);
  border-radius: 14px;
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.unlock-band h3 { margin-bottom: 6px; font-size: 20px; }
.unlock-band p { margin: 0; color: var(--muted); }

/* ===== FAQ ===== */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 32px;
}
.faq-item h4 { font-size: 17px; margin-bottom: 8px; color: var(--charcoal-blue); }
.faq-item p { color: var(--muted); margin: 0; }

.signature {
  margin-top: 24px;
  font-style: italic;
  color: #cfe0e6;
}

/* ===== Featured case studies (home) ===== */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px rgba(57,82,100,0.12); }

.card .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--palm-leaf);
  margin-bottom: 10px;
}

.card h3 { margin-bottom: 10px; }
.card .why {
  font-size: 14px;
  color: var(--muted);
  border-top: 1px dashed var(--border);
  margin-top: 16px;
  padding-top: 14px;
}
.card .meta {
  font-size: 13px;
  color: var(--air-force-blue);
  font-weight: 600;
  margin-top: 10px;
}
.card.parallel { border-color: var(--palm-leaf); background: #fbfbf5; }

/* ===== Chi sono ===== */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.about-photo {
  border-radius: 16px;
  overflow: hidden;
  position: sticky;
  top: 100px;
}
.about-photo img { aspect-ratio: 4/5; object-fit: cover; object-position: 50% 20%; }

.track-record {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 32px;
}

.track-record h4 {
  font-family: var(--sans);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--air-force-blue);
  margin-bottom: 14px;
}

.track-record ul { list-style: none; margin: 0; padding: 0; }
.track-record li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}
.track-record li strong { color: var(--charcoal-blue); }

/* ===== Progetti ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--white);
  background: var(--palm-leaf);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

/* ===== Docenze ===== */
.teaching-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 32px;
  font-size: 15px;
}
.teaching-table th, .teaching-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}
.teaching-table th {
  font-family: var(--sans);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--air-force-blue);
}

/* ===== Collaborazioni ===== */
#collaborazioni .eyebrow { margin-bottom: 40px; }
.collab-category { margin-bottom: 32px; }
.collab-category h4 {
  font-family: var(--sans);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--air-force-blue);
  margin-bottom: 14px;
}
.pill-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 32px; }
.pill {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--charcoal-blue);
}
.logo {
  max-height: 52px;
  max-width: 160px;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* ===== Contatti ===== */
.contact-band {
  background: var(--charcoal-blue);
  color: var(--white);
  text-align: center;
}
.contact-band h2 { color: var(--white); }
.contact-band .lede { color: #dce8ec; margin: 0 auto 32px; }
.contact-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

footer {
  background: var(--charcoal-blue);
  color: #9fb2bc;
  text-align: center;
  padding: 28px 0;
  font-size: 13px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
footer a { color: #cfe0e6; }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  nav.links { display: none; }
  .nav-toggle {
    display: inline-flex;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 700;
    color: var(--charcoal-blue);
  }
  nav.links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo { max-width: 340px; margin: 0 auto; }
  .featured-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { position: static; max-width: 340px; margin: 0 auto 24px; }
  .track-record { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .method-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .unlock-band { flex-direction: column; align-items: flex-start; }
  section { padding: 64px 0; }
}