/* ============================================================
   BASE.CSS — la struttura. Non si tocca mai, per nessun cliente.
   Tutto il "look" arriva dalle variabili definite in css/temi/*.css
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

::selection { background: var(--c-accent); color: var(--c-bg); }

:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
}

/* ---------- Tipografia ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: var(--display-weight, 600);
  line-height: 1.02;
  letter-spacing: var(--display-tracking, -0.02em);
  margin: 0 0 0.4em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.8rem, 9vw, 7rem); }
h2 { font-size: clamp(2rem, 5.5vw, 4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }

p { margin: 0 0 1em; max-width: 62ch; }

.eyebrow {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.4rem;
  display: block;
}

.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); opacity: 0.85; }

.muted { opacity: 0.62; }

/* ---------- Layout ---------- */

.wrap {
  width: min(1240px, 100% - 2.5rem);
  margin-inline: auto;
}

.sezione {
  padding-block: clamp(4.5rem, 11vw, 9rem);
  position: relative;
}

.griglia {
  display: grid;
  gap: clamp(1.2rem, 2.5vw, 2rem);
}

.testata { max-width: 46rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 1em 1.9em;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--c-accent);
  border-radius: var(--radius);
  background: var(--c-accent);
  color: var(--c-bg);
  cursor: pointer;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), background .3s, color .3s;
  will-change: transform;
}
.btn:hover { background: transparent; color: var(--c-accent); }

.btn--ghost { background: transparent; color: var(--c-fg); border-color: currentColor; }
.btn--ghost:hover { background: var(--c-fg); color: var(--c-bg); }

.azioni { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

/* ---------- Navigazione ---------- */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.25rem, 4vw, 3rem);
  transition: background .4s, backdrop-filter .4s, padding .4s;
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--c-bg) 82%, transparent);
  backdrop-filter: blur(14px);
  padding-block: 0.7rem;
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  text-decoration: none;
}
.nav__menu { display: flex; gap: 1.8rem; align-items: center; }
.nav__menu a {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0.75;
  transition: opacity .25s;
}
.nav__menu a:hover { opacity: 1; }
@media (max-width: 1080px) {
  .nav__menu a:not(:last-child) { display: none; }
}

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

.hero {
  min-height: 100svh;
  display: grid;
  align-items: end;
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(3rem, 8vh, 6rem);
}
.hero .wrap { position: relative; z-index: 2; }

/* ---------- Campi del modulo e stato di apertura ---------- */

.campo { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.1rem; }
.campo label { font-family: var(--font-ui); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.7; }
.campo input, .campo textarea, .campo select {
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--c-fg) 22%, transparent);
  border-radius: var(--radius);
  color: inherit;
  font: inherit;
  padding: 0.85em 1em;
}
.campo input:focus, .campo textarea:focus, .campo select:focus { border-color: var(--c-accent); outline: none; }

.pallino-aperto { display: inline-flex; align-items: center; gap: 0.5em; font-family: var(--font-ui); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.pallino-aperto::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #4ADE80; box-shadow: 0 0 0 0 #4ADE8099; animation: pulsa 2s infinite; }
.pallino-aperto.chiuso::before { background: #F87171; animation: none; }
@keyframes pulsa { 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }

/* ---------- Piè di pagina ---------- */

.footer { padding-block: 3rem; border-top: 1px solid color-mix(in srgb, var(--c-fg) 12%, transparent); }
.footer__riga { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; font-family: var(--font-ui); font-size: 0.78rem; opacity: 0.6; }

/* ============================================================
   ANIMAZIONI — attivate dagli attributi data-anim in js/motion.js
   L'intensità è regolata da --motion (0.5 sobrio → 1.5 spinto)
   ============================================================ */

[data-anim="reveal"] {
  opacity: 0;
  transform: translateY(calc(34px * var(--motion, 1)));
  transition: opacity calc(0.8s * var(--motion, 1)) ease,
              transform calc(0.9s * var(--motion, 1)) cubic-bezier(.2,.8,.2,1);
  transition-delay: var(--ritardo, 0s);
}

.is-visibile[data-anim="reveal"] { opacity: 1; transform: none; }

.parola { display: inline-block; overflow: hidden; vertical-align: top; }
.parola > i {
  display: inline-block;
  font-style: inherit;
  transform: translateY(105%);
  transition: transform calc(0.95s * var(--motion, 1)) cubic-bezier(.2,.85,.25,1);
  transition-delay: calc(var(--i) * 0.055s * var(--motion, 1));
}
.is-visibile .parola > i { transform: none; }

/* Accessibilità: se l'utente ha chiesto meno animazioni, spegniamo tutto */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-anim] { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .parola > i { transform: none !important; }
}