/* ==========================================================================
   Dedit.ai — style.css
   Dark mode / tech, accenti bright (azzurro elettrico + viola)
   ========================================================================== */

:root {
  --bg: #06070d;
  --bg-alt: #0b0d18;
  --surface: #10131f;
  --border: #1f2436;
  --text: #e9ecf5;
  --text-dim: #9aa1b8;
  --accent-1: #4de1ff;   /* azzurro elettrico */
  --accent-2: #a259ff;   /* viola */
  --gradient: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  --radius: 14px;
  --max-width: 1160px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p { margin: 0 0 1em; color: var(--text-dim); }

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

ul { padding: 0; margin: 0; list-style: none; }

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

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--gradient);
  color: #06070d;
  box-shadow: 0 0 24px rgba(77, 225, 255, 0.25);
}
.btn--primary:hover { box-shadow: 0 0 32px rgba(162, 89, 255, 0.4); }

.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--accent-1); }

.btn--block { width: 100%; text-align: center; border: none; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(6, 7, 13, 0.7);
  border-bottom: 1px solid var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
}
.logo__accent { color: var(--accent-1); }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a {
  font-size: 0.95rem;
  color: var(--text-dim);
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--text); }
.nav__cta {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--accent-1);
  color: var(--text) !important;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.burger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 180px 0 120px;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(77,225,255,0.18) 0%, rgba(162,89,255,0.08) 40%, transparent 70%);
  pointer-events: none;
}

.hero__inner { position: relative; text-align: center; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  color: var(--accent-1);
  font-weight: 600;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  max-width: 900px;
  margin: 0.4em auto 0.5em;
}

.hero__lead {
  max-width: 640px;
  margin: 0 auto 2em;
  font-size: 1.1rem;
}

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

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }
.section--feature { padding: 120px 0; }

.section__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  color: var(--accent-2);
  font-weight: 600;
  margin-bottom: 0.5em;
}

.section__title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  max-width: 700px;
}

.section__text { max-width: 720px; font-size: 1.05rem; }

/* ---------- Grid / Cards ---------- */
.grid { display: grid; gap: 24px; margin-top: 48px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover {
  border-color: var(--accent-1);
  transform: translateY(-4px);
}
.card__icon {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--accent-1);
  margin-bottom: 16px;
}
.card h3 { font-size: 1.2rem; }
.card p { margin: 0; }

/* ---------- AI Agents feature ---------- */
.ai-agents__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.check-list { margin-top: 24px; display: flex; flex-direction: column; gap: 14px; }
.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--text);
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 6px;
  width: 14px; height: 14px;
  border-radius: 4px;
  background: var(--gradient);
}

.ai-agents__visual { display: flex; justify-content: center; }

.orbit {
  position: relative;
  width: 280px;
  height: 280px;
}
.orbit__core {
  position: absolute;
  top: 50%; left: 50%;
  width: 48px; height: 48px;
  margin: -24px 0 0 -24px;
  border-radius: 50%;
  background: var(--gradient);
  box-shadow: 0 0 40px rgba(77, 225, 255, 0.5);
}
.orbit__ring {
  position: absolute;
  border: 1px solid var(--border);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: spin linear infinite;
}
.orbit__ring--1 { inset: 40px; animation-duration: 8s; }
.orbit__ring--2 { inset: 15px; animation-duration: 14s; border-top-color: var(--accent-2); }
.orbit__ring--3 { inset: 0; animation-duration: 20s; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.step {
  border-top: 2px solid var(--accent-1);
  padding-top: 20px;
}
.step__num {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--text-dim);
  display: block;
  margin-bottom: 8px;
}
.step h3 { font-size: 1.1rem; }
.step p { margin: 0; font-size: 0.95rem; }

/* ---------- Contatti / Form ---------- */
.contatti__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}

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

.form__row { margin-bottom: 20px; }
.form__row label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--text-dim);
}
.form__row input,
.form__row textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
}
.form__row input:focus,
.form__row textarea:focus {
  outline: none;
  border-color: var(--accent-1);
}

/* honeypot: nascosto ai visitatori, presente per i bot */
.form__hp {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form__status {
  margin: 16px 0 0;
  font-size: 0.9rem;
  min-height: 1.2em;
}
.form__status--ok { color: #4de17a; }
.form__status--error { color: #ff6b6b; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
  background: var(--bg-alt);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer__brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.footer__legal {
  font-size: 0.85rem;
  color: var(--text-dim);
}
.footer__copy {
  font-size: 0.85rem;
  color: var(--text-dim);
  align-self: flex-end;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid--3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .ai-agents__inner { grid-template-columns: 1fr; }
  .ai-agents__visual { order: -1; }
  .contatti__inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 24px;
    gap: 20px;
    transform: translateY(-150%);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .nav.is-open { transform: translateY(0); opacity: 1; }
  .burger { display: flex; }
  .steps { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; }
  .footer__copy { align-self: flex-start; }
}