/* ============================================================
   AutoTrade Performance — site italien
   Feuille unique, écrite pour ce site. Aucun héritage du site FR.
   Identité conservée : rouge #E31E24, fond sombre, Archivo + Inter.
   ============================================================ */

@import url("/assets/fonts/inter.css");
@import url("/assets/fonts/archivo.css");

/* ---------- 1. Jetons ---------- */

:root {
  /* Marque */
  --accent:        #E31E24;
  --accent-soft:   #ff3d43;
  --accent-deep:   #9e1116;
  --accent-glow:   rgba(227, 30, 36, .38);

  /* Fonds */
  --bg:            #0e0e10;
  --bg-1:          #141417;
  --bg-2:          #1b1b1f;
  --glass:         rgba(255, 255, 255, .045);
  --glass-strong:  rgba(255, 255, 255, .085);
  --hairline:      rgba(255, 255, 255, .10);
  --hairline-lit:  rgba(255, 255, 255, .20);

  /* Texte */
  --fg:            #f7f7f8;
  --fg-2:          rgba(247, 247, 248, .74);
  --fg-3:          rgba(247, 247, 248, .50);

  /* Typo */
  --display: "Archivo", "Segoe UI", system-ui, sans-serif;
  --body:    "Inter", "Segoe UI", system-ui, sans-serif;

  --step--1: clamp(.82rem, .78rem + .18vw, .92rem);
  --step-0:  clamp(1rem, .96rem + .22vw, 1.12rem);
  --step-1:  clamp(1.2rem, 1.1rem + .5vw, 1.5rem);
  --step-2:  clamp(1.6rem, 1.35rem + 1.2vw, 2.4rem);
  --step-3:  clamp(2.1rem, 1.6rem + 2.4vw, 3.8rem);
  --step-4:  clamp(2.6rem, 1.7rem + 4.2vw, 5.6rem);

  /* Géométrie */
  --r-sm: 10px;
  --r:    16px;
  --r-lg: 24px;
  --gutter: clamp(20px, 4vw, 40px);
  --maxw: 1240px;

  /* Mouvement */
  --ease:      cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- 2. Socle ---------- */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.025em;
  margin: 0 0 .6em;
  text-wrap: balance;
}
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); letter-spacing: -.015em; font-weight: 700; }

p { margin: 0 0 1.1em; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration: none; }
img, video, svg { max-width: 100%; display: block; }
img, video { height: auto; }

::selection { background: var(--accent); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.narrow    { max-width: 68ch; }
.muted     { color: var(--fg-2); }
.dim       { color: var(--fg-3); }
.accent    { color: var(--accent-soft); }

.skip {
  position: fixed; top: 0; left: 50%; translate: -50% -120%;
  background: var(--accent); color: #fff; padding: 12px 24px;
  border-radius: 0 0 var(--r-sm) var(--r-sm); z-index: 999;
  font-weight: 600; transition: translate .25s var(--ease);
}
.skip:focus { translate: -50% 0; }

/* ---------- 3. Curseur sur mesure ---------- */

@media (hover: hover) and (pointer: fine) {
  body { cursor: none; }
  a, button, summary, .card, input, textarea, select { cursor: none; }

  .cursor, .cursor-dot {
    position: fixed; top: 0; left: 0; z-index: 9999;
    pointer-events: none; border-radius: 50%;
    will-change: transform;
  }
  .cursor {
    width: 34px; height: 34px;
    border: 1.5px solid rgba(255, 255, 255, .55);
    margin: -17px 0 0 -17px;
    transition: width .3s var(--ease), height .3s var(--ease),
                margin .3s var(--ease), background-color .3s var(--ease),
                border-color .3s var(--ease), opacity .25s;
  }
  .cursor-dot {
    width: 5px; height: 5px; margin: -2.5px 0 0 -2.5px;
    background: var(--accent);
    transition: opacity .25s, scale .3s var(--ease);
  }
  /* Survol d'un élément interactif : l'anneau grossit et se teinte */
  body.is-hovering .cursor {
    width: 62px; height: 62px; margin: -31px 0 0 -31px;
    background: var(--accent-glow);
    border-color: transparent;
    backdrop-filter: blur(2px);
  }
  body.is-hovering .cursor-dot { scale: 0; }
  body.is-down .cursor { scale: .82; }
}
@media (hover: none), (pointer: coarse) {
  .cursor, .cursor-dot { display: none; }
}

/* ---------- 4. Barre de progression ---------- */

.progress {
  position: fixed; inset: 0 0 auto 0; height: 2px; z-index: 200;
  background: linear-gradient(90deg, var(--accent-deep), var(--accent), var(--accent-soft));
  transform-origin: 0 50%; scale: 0 1;
}
@supports (animation-timeline: scroll()) {
  .progress { animation: grow linear; animation-timeline: scroll(root block); }
  @keyframes grow { to { scale: 1 1; } }
}

/* ---------- 5. Navigation ---------- */

.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 150;
  transition: background-color .35s var(--ease-soft),
              backdrop-filter .35s var(--ease-soft),
              border-color .35s var(--ease-soft);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(14, 14, 16, .72);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--hairline);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; min-height: 78px;
  transition: min-height .35s var(--ease-soft);
}
.nav.is-stuck .nav-inner { min-height: 64px; }

.nav-logo img { width: 104px; height: auto; transition: scale .35s var(--ease); }
.nav-logo:hover img { scale: 1.05; }

.nav-menu {
  display: flex; align-items: center; gap: 4px;
  list-style: none; margin: 0; padding: 0;
}
.nav-menu > li > a {
  display: block; padding: 10px 15px; border-radius: 99px;
  font-size: var(--step--1); font-weight: 500; color: var(--fg-2);
  position: relative; transition: color .25s var(--ease);
}
.nav-menu > li > a::after {
  content: ""; position: absolute; inset: auto 15px 6px;
  height: 1.5px; background: var(--accent);
  scale: 0 1; transform-origin: 0 50%;
  transition: scale .32s var(--ease);
}
.nav-menu > li > a:hover { color: var(--fg); }
.nav-menu > li > a:hover::after { scale: 1 1; }

.nav-cta { margin-left: 10px; }

.nav-burger {
  display: none; width: 46px; height: 46px; padding: 0;
  background: var(--glass); border: 1px solid var(--hairline);
  border-radius: 12px; color: var(--fg);
  align-items: center; justify-content: center;
}
.nav-burger span {
  display: block; width: 19px; height: 1.5px; background: currentColor;
  position: relative; transition: background-color .2s;
}
.nav-burger span::before, .nav-burger span::after {
  content: ""; position: absolute; left: 0; width: 19px; height: 1.5px;
  background: currentColor; transition: translate .3s var(--ease), rotate .3s var(--ease);
}
.nav-burger span::before { translate: 0 -6px; }
.nav-burger span::after  { translate: 0 6px; }
.nav-burger[aria-expanded="true"] span { background: transparent; }
.nav-burger[aria-expanded="true"] span::before { translate: 0 0; rotate: 45deg; }
.nav-burger[aria-expanded="true"] span::after  { translate: 0 0; rotate: -45deg; }

/* ---------- 6. Boutons ---------- */

.btn {
  --btn-bg: var(--accent);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border: 0; border-radius: 99px;
  background: var(--btn-bg); color: #fff;
  font-family: var(--display); font-size: var(--step--1);
  font-weight: 600; letter-spacing: .01em;
  position: relative; overflow: hidden; isolation: isolate;
  transition: translate .3s var(--ease), box-shadow .3s var(--ease);
  box-shadow: 0 8px 26px -12px var(--accent-glow);
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(115deg, var(--accent-soft), var(--accent-deep));
  opacity: 0; transition: opacity .35s var(--ease);
}
.btn:hover { translate: 0 -2px; box-shadow: 0 16px 40px -14px var(--accent-glow); }
.btn:hover::before { opacity: 1; }
.btn:active { translate: 0 0; }
.btn svg { width: 18px; height: 18px; flex: none; }

.btn-ghost {
  --btn-bg: transparent;
  border: 1px solid var(--hairline-lit); color: var(--fg);
  box-shadow: none; backdrop-filter: blur(8px);
}
.btn-ghost::before { background: var(--glass-strong); }
.btn-ghost:hover { box-shadow: none; border-color: var(--fg-3); }

.btn-sm { padding: 11px 22px; }

/* Lien fléché */
.arrow-link {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--display); font-weight: 600; color: var(--accent-soft);
  font-size: var(--step--1);
}
.arrow-link svg { width: 16px; height: 16px; transition: translate .3s var(--ease); }
.arrow-link:hover svg { translate: 5px 0; }

/* ---------- 7. Hero ---------- */

.hero {
  position: relative; min-height: min(100svh, 900px);
  display: grid; align-items: center;
  padding: 140px 0 70px; overflow: hidden;
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img, .hero-media video {
  width: 100%; height: 100%; object-fit: cover;
}
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 15% 15%, rgba(227,30,36,.20) 0%, transparent 55%),
    linear-gradient(to right, rgba(10,10,12,.94) 0%, rgba(10,10,12,.74) 45%, rgba(10,10,12,.45) 100%),
    linear-gradient(to top, var(--bg) 2%, transparent 42%);
}
/* Grain fin, purement CSS */
.hero-grain {
  position: absolute; inset: 0; z-index: 1; opacity: .16;
  pointer-events: none; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 16px 7px 12px; border-radius: 99px;
  background: var(--glass); border: 1px solid var(--hairline);
  backdrop-filter: blur(10px);
  font-size: var(--step--1); font-weight: 500; color: var(--fg-2);
  margin-bottom: 26px;
}
.eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 0 var(--accent-glow);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-glow); }
  70%  { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero h1 { margin-bottom: .35em; }
.hero h1 .lit {
  background: linear-gradient(100deg, var(--accent-soft), var(--accent) 55%, #ff8a5c);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: var(--step-1); color: var(--fg-2); max-width: 56ch; margin-bottom: 38px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }

/* Bandeau de preuves — faits sur la méthode, jamais de statistiques clients */
.proofs {
  display: grid; gap: 1px; background: var(--hairline);
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  border: 1px solid var(--hairline); border-radius: var(--r);
  overflow: hidden; backdrop-filter: blur(14px);
  max-width: 760px;
}
.proof { background: rgba(14,14,16,.60); padding: 20px 22px; }
.proof-k {
  font-family: var(--display); font-size: var(--step-1);
  font-weight: 800; color: var(--fg); line-height: 1.1;
}
.proof-v { font-size: var(--step--1); color: var(--fg-3); margin-top: 2px; }

/* ---------- 8. Bandeau de marques ---------- */

.marquee {
  padding: 26px 0; background: #fff;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; align-items: center; gap: 58px; width: max-content;
  animation: slide 46s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee img {
  height: 34px; width: auto; object-fit: contain;
  filter: grayscale(1); opacity: .55;
  transition: filter .3s var(--ease), opacity .3s var(--ease);
}
.marquee img:hover { filter: none; opacity: 1; }
@keyframes slide { to { translate: -50% 0; } }

/* ---------- 9. Sections ---------- */

.section { position: relative; padding: clamp(72px, 9vw, 132px) 0; overflow: hidden; }
.section-media { position: absolute; inset: 0; z-index: 0; }
.section-media img { width: 100%; height: 100%; object-fit: cover; }
.section-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to bottom, var(--bg) 0%, rgba(14,14,16,.90) 30%, rgba(14,14,16,.93) 100%);
}
.section > .container { position: relative; z-index: 1; }
.section-alt { background: var(--bg-1); }

.section-head { max-width: 62ch; margin-bottom: clamp(40px, 5vw, 68px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { font-size: var(--step-1); color: var(--fg-2); }

.label {
  display: block; font-family: var(--display); font-size: var(--step--1);
  font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-soft); margin-bottom: 16px;
}

/* ---------- 10. Grilles et cartes ---------- */

.grid { display: grid; gap: clamp(16px, 2vw, 24px); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }

.card {
  position: relative; padding: clamp(26px, 3vw, 36px);
  background: var(--glass); border: 1px solid var(--hairline);
  border-radius: var(--r-lg); backdrop-filter: blur(12px);
  overflow: hidden; isolation: isolate;
  transition: translate .4s var(--ease), border-color .4s var(--ease);
}
/* Halo qui suit la souris, alimenté par --mx/--my depuis le JS */
.card::before {
  content: ""; position: absolute; inset: -1px; z-index: -1; opacity: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%),
              rgba(227,30,36,.16), transparent 62%);
  transition: opacity .4s var(--ease);
}
.card:hover { translate: 0 -5px; border-color: var(--hairline-lit); }
.card:hover::before { opacity: 1; }

.card-ico {
  width: 50px; height: 50px; border-radius: 14px; margin-bottom: 22px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(227,30,36,.22), rgba(227,30,36,.06));
  border: 1px solid rgba(227,30,36,.28); color: var(--accent-soft);
}
.card-ico svg { width: 23px; height: 23px; }
.card h3 { margin-bottom: .5em; }
.card p { color: var(--fg-2); font-size: var(--step--1); }

.card-feat { border-color: rgba(227,30,36,.34); background: rgba(227,30,36,.05); }
.card-feat::after {
  content: attr(data-tag); position: absolute; top: 20px; right: 20px;
  font-family: var(--display); font-size: .68rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent-soft); border: 1px solid rgba(227,30,36,.4);
  padding: 4px 10px; border-radius: 99px;
}

.ticks { list-style: none; margin: 20px 0 0; padding: 0; }
.ticks li {
  display: flex; gap: 11px; align-items: flex-start;
  font-size: var(--step--1); color: var(--fg-2); margin-bottom: 11px;
}
.ticks svg { width: 17px; height: 17px; flex: none; margin-top: 4px; color: var(--accent-soft); }

/* ---------- 11. Étapes numérotées ---------- */

.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; }
.steps li {
  counter-increment: s; position: relative;
  padding: 0 0 38px 78px;
}
.steps li::before {
  content: "0" counter(s);
  position: absolute; left: 0; top: -6px;
  font-family: var(--display); font-size: 1.5rem; font-weight: 800;
  color: transparent; -webkit-text-stroke: 1.2px rgba(227,30,36,.65);
}
.steps li::after {
  content: ""; position: absolute; left: 22px; top: 26px; bottom: 8px;
  width: 1px; background: linear-gradient(var(--hairline-lit), transparent);
}
.steps li:last-child { padding-bottom: 0; }
.steps li:last-child::after { display: none; }
.steps p { color: var(--fg-2); font-size: var(--step--1); }

/* ---------- 12. Tableau comparatif ---------- */

.table-scroll {
  overflow-x: auto; border: 1px solid var(--hairline);
  border-radius: var(--r-lg); background: var(--glass); backdrop-filter: blur(12px);
}
table { width: 100%; border-collapse: collapse; min-width: 560px; }
th, td { padding: 17px 22px; text-align: left; font-size: var(--step--1); }
thead th {
  font-family: var(--display); font-weight: 700;
  border-bottom: 1px solid var(--hairline-lit);
  background: rgba(255,255,255,.03);
}
thead th:last-child { color: var(--accent-soft); }
tbody tr + tr td { border-top: 1px solid var(--hairline); }
tbody td:first-child { color: var(--fg-3); font-weight: 500; }
tbody td:last-child { color: var(--fg); }

/* ---------- 13. FAQ ---------- */

.faq { display: grid; gap: 10px; }
.faq details {
  border: 1px solid var(--hairline); border-radius: var(--r);
  background: var(--glass); backdrop-filter: blur(10px);
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.faq details[open] { border-color: rgba(227,30,36,.32); background: rgba(227,30,36,.045); }
.faq summary {
  display: flex; align-items: center; gap: 18px;
  padding: 22px 26px; list-style: none;
  font-family: var(--display); font-weight: 650; font-size: var(--step-0);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; margin-left: auto; flex: none;
  width: 11px; height: 11px; border-right: 1.8px solid var(--accent-soft);
  border-bottom: 1.8px solid var(--accent-soft);
  rotate: 45deg; translate: 0 -3px;
  transition: rotate .32s var(--ease), translate .32s var(--ease);
}
.faq details[open] summary::after { rotate: -135deg; translate: 0 3px; }
.faq-n {
  font-size: .72rem; letter-spacing: .1em; color: var(--fg-3);
  flex: none; padding-top: 2px;
}
.faq-body { padding: 0 26px 24px 68px; color: var(--fg-2); font-size: var(--step--1); }

/* ---------- 14. Appel à l'action ---------- */

.cta {
  position: relative; text-align: center; overflow: hidden;
  border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline);
  background:
    radial-gradient(90% 130% at 50% 0%, rgba(227,30,36,.17) 0%, transparent 62%),
    var(--bg-1);
}
.cta .container { position: relative; z-index: 1; }
.cta p { max-width: 56ch; margin-inline: auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }

/* ---------- 15. Pied de page ---------- */

.footer { background: #0a0a0c; padding: clamp(56px, 6vw, 84px) 0 32px; }
.footer-grid {
  display: grid; gap: 40px; margin-bottom: 52px;
  grid-template-columns: minmax(240px, 1.5fr) repeat(auto-fit, minmax(150px, 1fr));
}
.footer img { width: 104px; margin-bottom: 20px; }
.footer h4 {
  font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-3); margin-bottom: 18px; font-weight: 700;
}
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer li { margin-bottom: 11px; }
.footer li a { color: var(--fg-2); font-size: var(--step--1); transition: color .25s; }
.footer li a:hover { color: var(--accent-soft); }
.footer-social { display: flex; gap: 10px; margin-top: 22px; }
.footer-social a {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--hairline); border-radius: 12px; color: var(--fg-2);
  transition: color .25s var(--ease), border-color .25s var(--ease), translate .25s var(--ease);
}
.footer-social a:hover { color: var(--accent-soft); border-color: rgba(227,30,36,.4); translate: 0 -2px; }
.footer-social svg { width: 17px; height: 17px; fill: currentColor; }
.footer-base {
  border-top: 1px solid var(--hairline); padding-top: 26px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  color: var(--fg-3); font-size: var(--step--1);
}

/* ---------- 16. WhatsApp flottant ---------- */

.wa {
  position: fixed; right: 22px; bottom: 22px; z-index: 140;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25d366; color: #06281a;
  box-shadow: 0 12px 30px -10px rgba(37,211,102,.6);
  transition: translate .3s var(--ease), scale .3s var(--ease);
}
.wa:hover { translate: 0 -3px; scale: 1.06; }
.wa svg { width: 27px; height: 27px; fill: currentColor; }

/* ---------- 17. Révélation au défilement ---------- */

.reveal {
  opacity: 0; translate: 0 26px;
  transition: opacity .75s var(--ease), translate .75s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.is-in { opacity: 1; translate: 0 0; }

/* ---------- 18. Mobile ---------- */

@media (max-width: 900px) {
  .nav-burger { display: inline-flex; }
  .nav-menu {
    position: fixed; inset: 0 0 auto 0; padding: 96px var(--gutter) 34px;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(12,12,14,.97); backdrop-filter: blur(22px);
    border-bottom: 1px solid var(--hairline);
    translate: 0 -100%; visibility: hidden;
    transition: translate .42s var(--ease), visibility .42s;
  }
  .nav-menu.is-open { translate: 0 0; visibility: visible; }
  .nav-menu > li > a { padding: 15px 0; font-size: var(--step-1); font-family: var(--display); }
  .nav-menu > li > a::after { inset: auto 0 8px; }
  .nav-cta { margin: 18px 0 0; }
  .nav-cta .btn { width: 100%; }

  .hero { min-height: auto; padding: 118px 0 60px; }
  .hero-media::after {
    background:
      radial-gradient(120% 70% at 50% 0%, rgba(227,30,36,.22) 0%, transparent 55%),
      linear-gradient(to bottom, rgba(10,10,12,.62) 0%, rgba(10,10,12,.88) 55%, var(--bg) 96%);
  }
  .proofs { grid-template-columns: repeat(2, 1fr); }
  .steps li { padding-left: 62px; }
  .steps li::after { left: 16px; }
  .faq-body { padding-left: 26px; }
}

/* ---------- 19. Accessibilité du mouvement ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; translate: none; }
  .marquee-track { animation: none; }
  .cursor, .cursor-dot { display: none; }
  body { cursor: auto; }
}

@media print {
  .nav, .wa, .cursor, .cursor-dot, .progress, .marquee { display: none; }
  body { background: #fff; color: #000; }
}

/* ============================================================
   20. Calcolatore aumento di potenza
   ============================================================ */

.calc-search {
  position: relative; max-width: 460px; margin: 0 0 34px;
}
.calc-search input {
  width: 100%; padding: 15px 20px 15px 50px;
  background: var(--glass); border: 1px solid var(--hairline);
  border-radius: 99px; color: var(--fg);
  font-family: var(--body); font-size: var(--step-0);
}
.calc-search input::placeholder { color: var(--fg-3); }
.calc-search input:focus { border-color: var(--accent); outline: none; }
.calc-search svg {
  position: absolute; left: 19px; top: 50%; translate: 0 -50%;
  width: 18px; height: 18px; color: var(--fg-3); pointer-events: none;
}

.crumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
  margin-bottom: 26px; font-size: var(--step--1);
}
.crumb-link {
  background: none; border: 0; padding: 4px 2px; color: var(--fg-3);
  font-family: var(--body); font-size: inherit;
  border-bottom: 1px solid transparent; transition: color .2s, border-color .2s;
}
.crumb-link:hover { color: var(--accent-soft); border-bottom-color: var(--accent-soft); }
.crumb-sep { color: var(--fg-3); opacity: .5; padding: 0 4px; }

.tiles {
  display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(146px, 1fr));
}
.tile {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; min-height: 104px; padding: 16px 12px;
  background: var(--glass); border: 1px solid var(--hairline);
  border-radius: var(--r); color: var(--fg);
  font-family: var(--body); font-size: var(--step--1); text-align: center;
  transition: border-color .25s var(--ease), background-color .25s var(--ease), translate .25s var(--ease);
}
.tile:hover {
  border-color: rgba(227,30,36,.5); background: rgba(227,30,36,.07); translate: 0 -3px;
}
.tile img { height: 34px; width: auto; object-fit: contain; filter: brightness(0) invert(1); opacity: .8; }
.tile:hover img { opacity: 1; }
.tile-text { min-height: 68px; font-weight: 500; }
.tile-engine { min-height: 84px; gap: 5px; }
.tile-engine-name { font-weight: 600; }
.tile-engine-power { color: var(--fg-3); font-size: .8rem; }

/* ---------- Résultat ---------- */

.res-head { margin-bottom: 38px; }
.res-head h2 { margin-bottom: 6px; }
.res-anno { color: var(--fg-3); font-size: var(--step-0); }

.res-metric {
  padding: 28px 30px; margin-bottom: 16px;
  background: var(--glass); border: 1px solid var(--hairline);
  border-radius: var(--r-lg); backdrop-filter: blur(12px);
}
.res-metric-top {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 22px;
}
.res-metric h3 { margin: 0; }
.res-metric-gain {
  font-family: var(--display); font-weight: 800; font-size: var(--step-2);
  color: var(--accent-soft); line-height: 1;
}
.res-metric-pct { color: var(--fg-3); font-size: var(--step--1); margin-left: 8px; }

.bar-row { display: flex; align-items: center; gap: 14px; margin-bottom: 11px; }
.bar-lab { flex: none; width: 86px; font-size: var(--step--1); color: var(--fg-3); }
.bar-track { flex: 1; height: 12px; background: rgba(255,255,255,.06); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; width: 0; border-radius: 99px; transition: width .9s var(--ease); }
.bar-fill.prima { background: rgba(255,255,255,.26); }
.bar-fill.dopo  { background: linear-gradient(90deg, var(--accent-deep), var(--accent-soft)); }
.bar-val { flex: none; width: 74px; text-align: right; font-family: var(--display); font-weight: 700; }

.res-note {
  border-left: 2px solid var(--accent); padding-left: 18px;
  margin: 30px 0; color: var(--fg-2); font-size: var(--step--1);
}
.res-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

#ricomincia {
  background: none; border: 0; color: var(--fg-3);
  font-family: var(--body); font-size: var(--step--1);
  border-bottom: 1px solid var(--hairline-lit); padding: 2px 0;
}
#ricomincia:hover { color: var(--fg); }

@media (max-width: 600px) {
  .tiles { grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 8px; }
  .tile { min-height: 92px; }
  .bar-lab { width: 62px; font-size: .78rem; }
  .bar-val { width: 62px; font-size: .9rem; }
  .res-metric { padding: 22px 20px; }
}