/* ==========================================================================
   Motorivoluzionario.it — foglio di stile condiviso
   ========================================================================== */

:root {
  --color-bg: #0e1116;
  --color-bg-alt: #161b22;
  --color-surface: #1c222b;
  --color-text: #eef1f5;
  --color-text-muted: #9aa4b2;
  --color-accent: #ff5a1f;
  --color-accent-dark: #d84315;
  --color-border: #2a313c;
  --radius: 10px;
  --max-width: 1140px;
  --font-main: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  font-size: 16px;
}

a { color: inherit; text-decoration: none; }

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

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

/* ---------- Header ---------- */

header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 17, 22, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo span { color: var(--color-accent); }

nav.main-nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
}

nav.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--color-text);
}

.nav-cta {
  background: var(--color-accent);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s ease;
}

.nav-cta:hover { background: var(--color-accent-dark); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.6rem;
  cursor: pointer;
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 80px;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% -10%, rgba(255, 90, 31, 0.18), transparent 60%),
    var(--color-bg);
}

.hero .eyebrow {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 820px;
  margin: 0 auto 20px;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto 36px;
}

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

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover { background: var(--color-accent-dark); }

.btn-secondary {
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover { border-color: var(--color-text-muted); }

/* ---------- Sections ---------- */

section { padding: 88px 0; }

section.alt { background: var(--color-bg-alt); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-head .eyebrow {
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  display: block;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ---------- Cards / grid ---------- */

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.card .num {
  color: var(--color-accent);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 14px;
}

.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p { color: var(--color-text-muted); font-size: 0.98rem; }

/* ---------- Two-column ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.split h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.split p { color: var(--color-text-muted); margin-bottom: 16px; }

.split ul { list-style: none; margin-top: 20px; }

.split ul li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 12px;
  color: var(--color-text-muted);
}

.split ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
}

.panel .stat {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent);
}

.panel .stat-label {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

/* ---------- Timeline / metodo ---------- */

.steps {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  counter-reset: step;
}

.step {
  border-left: 2px solid var(--color-border);
  padding: 4px 0 4px 24px;
  position: relative;
}

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  color: var(--color-accent);
  font-weight: 800;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 8px;
}

.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { color: var(--color-text-muted); font-size: 0.95rem; }

/* ---------- CTA banner ---------- */

.cta-banner {
  background: linear-gradient(135deg, rgba(255, 90, 31, 0.12), rgba(255, 90, 31, 0.02));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 56px 40px;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-banner p {
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 28px;
}

/* ---------- Forms ---------- */

form.contact-form {
  display: grid;
  gap: 18px;
}

.form-row { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

input, textarea, select {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-accent);
}

textarea { resize: vertical; min-height: 130px; }

/* ---------- Contact info list ---------- */

.contact-info { display: grid; gap: 24px; }

.contact-info .item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 20px;
}

.contact-info .item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 6px;
}

/* ---------- Footer ---------- */

footer.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 48px 0 32px;
  background: var(--color-bg-alt);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-grid h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.footer-grid ul { list-style: none; }
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid ul a { color: var(--color-text-muted); font-size: 0.95rem; }
.footer-grid ul a:hover { color: var(--color-text); }

.footer-grid p.desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 340px;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  nav.main-nav { display: none; }
  .menu-toggle { display: block; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}