/* ==========================================================================
   SG Società tra Avvocati — Landing page
   Font: Public Sans | Palette: blu notte + oro
   ========================================================================== */

:root {
  --background: #f8fafd;
  --foreground: #0a1628;
  --primary: #0b1f3b;
  --primary-foreground: #f6f9fc;
  --secondary: #ecf1f5;
  --muted-foreground: #535e6f;
  --border: #d9dfe5;
  --gold: #e0ae57;
  --gold-foreground: #0a1628;
  --gold-deep: #ad721c;
  --radius: 4px;
  --container: 1280px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Public Sans", ui-sans-serif, system-ui, sans-serif;
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

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

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

/* ---------- Testo ---------- */

h1, h2, h3 { line-height: 1.1; margin: 0; letter-spacing: -0.01em; }

.eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--gold-deep);
}

.gold { color: var(--gold); }

/* ---------- Bottoni ---------- */

.btn {
  display: inline-block;
  border-radius: var(--radius);
  padding: 16px 28px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity .2s ease, background-color .2s ease;
}

.btn-sm { padding: 10px 20px; font-size: 14px; }

.btn-gold {
  background: var(--gold);
  color: var(--gold-foreground);
}
.btn-gold:hover { opacity: .9; }

.btn-ghost {
  border: 1px solid rgba(246, 249, 252, .3);
  color: var(--primary-foreground);
}
.btn-ghost:hover { background: rgba(246, 249, 252, .1); }

/* ---------- Intestazione ---------- */

.site-header {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 24px;
  color: var(--primary-foreground);
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
}

.brand-sub {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .3em;
  color: var(--gold);
}

/* ---------- Apertura ---------- */

.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--primary);
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .4;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 31, 59, .6) 0%, var(--primary) 100%);
}

.hero-content {
  position: relative;
  width: 100%;
  padding-top: 160px;
  padding-bottom: 96px;
  color: var(--primary-foreground);
}

.pillars {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .3em;
  color: var(--gold);
}
.pillars .sep { opacity: .5; }

.hero h1 {
  max-width: 896px;
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.05;
}

.lead {
  max-width: 672px;
  margin: 32px 0 0;
  font-size: 18px;
  color: rgba(246, 249, 252, .8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}

/* ---------- Il contesto ---------- */

.context { padding: 96px 0; }

.context-grid {
  display: grid;
  gap: 48px;
}

.context h2 {
  margin-top: 16px;
  font-size: clamp(28px, 3.4vw, 36px);
  font-weight: 700;
}

.context-body p {
  margin: 0 0 20px;
  color: var(--muted-foreground);
}
.context-body p:last-child { margin-bottom: 0; }

.quote {
  border-left: 2px solid var(--gold);
  padding-left: 20px;
  font-weight: 600;
  color: var(--foreground) !important;
}

/* ---------- Aree di attività ---------- */

.services {
  background: var(--secondary);
  padding: 96px 0;
}

.services-title {
  max-width: 672px;
  margin-top: 16px;
  font-size: clamp(28px, 3.4vw, 36px);
  font-weight: 700;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 56px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card {
  background: #fff;
  padding: 32px;
  transition: background-color .25s ease, color .25s ease;
}
.card:hover { background: var(--primary); }

.card .num {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-deep);
}

.card h3 {
  margin-top: 16px;
  font-size: 20px;
  font-weight: 700;
}

.card p {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--muted-foreground);
}

.card:hover .num { color: var(--gold); }
.card:hover h3 { color: var(--primary-foreground); }
.card:hover p { color: rgba(246, 249, 252, .75); }

/* ---------- Valori ---------- */

.values { padding: 96px 0; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.value {
  border-top: 2px solid var(--primary);
  padding-top: 24px;
}
.value h3 { font-size: 24px; font-weight: 700; }

.values-note {
  max-width: 576px;
  margin: 40px 0 0;
  color: var(--muted-foreground);
}

/* ---------- Contatti ---------- */

.contact {
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 96px 0 32px;
}

.contact-grid {
  display: grid;
  gap: 48px;
}

.contact h2 {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700;
}

.contact-sub {
  margin: 24px 0 0;
  color: rgba(246, 249, 252, .75);
}

.contact-details {
  display: grid;
  gap: 24px;
  font-size: 18px;
  align-content: start;
}

.contact-details .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .3em;
  color: var(--gold);
  margin-bottom: 6px;
}

.contact-details a {
  color: inherit;
  text-decoration: none;
  word-break: break-word;
}
.contact-details a:hover { color: var(--gold); }

.footer {
  margin-top: 80px;
  border-top: 1px solid rgba(246, 249, 252, .15);
  padding-top: 32px;
  font-size: 14px;
  color: rgba(246, 249, 252, .5);
}

/* ---------- Animazioni all'ingresso ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Schermi grandi ---------- */

@media (min-width: 768px) {
  .context-grid,
  .contact-grid { grid-template-columns: 1fr 1fr; }

  .cards { grid-template-columns: repeat(3, 1fr); }

  .values-grid { grid-template-columns: repeat(4, 1fr); }
}