/* =========================================================
   NEWFUTUR — Thème "Tech Premium"
   Palette sombre, bleu acier, typographie Inter.
   Surcharge ciblée de Bootstrap 5.3.
   ========================================================= */

/* ---------- Police auto-hébergée ---------- */
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url("../fonts/inter-latin-400.woff2") format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;src:url("../fonts/inter-latin-500.woff2") format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;src:url("../fonts/inter-latin-600.woff2") format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;src:url("../fonts/inter-latin-700.woff2") format("woff2")}

/* ---------- Tokens ---------- */
:root{
  --bg:#0b1220;
  --bg-alt:#0e1728;
  --surface:#131e33;
  --surface-2:#17233c;
  --border:#243450;
  --border-soft:#1d2b44;
  --text:#e8eef8;
  --text-muted:#9db0cc;
  --text-dim:#6f83a3;
  --accent:#4c8dff;
  --accent-strong:#3b7bf0;
  --accent-soft:rgba(76,141,255,.14);
  --cyan:#38bdf8;
  --success:#34d399;
  --danger:#f87171;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 20px 45px -20px rgba(0,0,0,.65);
  --ring:0 0 0 3px rgba(76,141,255,.35);
  --maxw:1140px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* ---------- Base ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-weight:700;line-height:1.2;letter-spacing:-.02em;color:#fff}
p{margin:0 0 1rem}
a{color:var(--accent);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--cyan)}
img,svg{max-width:100%}
hr{border:0;border-top:1px solid var(--border-soft);margin:1.75rem 0}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:6px}

.container{max-width:var(--maxw)}

.skip-link{position:fixed;top:12px;left:12px;z-index:1080;background:var(--accent);color:#fff;padding:.5rem .9rem;border-radius:8px}

/* ---------- Boutons ---------- */
.btn{font-weight:600;letter-spacing:-.01em;border-radius:10px;padding:.62rem 1.35rem;transition:transform .15s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease}
.btn-lg{padding:.85rem 1.9rem;font-size:1.02rem}
.btn-sm{padding:.45rem 1rem;font-size:.9rem}
.btn-accent{background:var(--accent);border:1px solid var(--accent);color:#fff}
.btn-accent:hover,.btn-accent:focus{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px -12px rgba(76,141,255,.7)}
.btn-outline-light{border:1px solid var(--border);color:var(--text);background:transparent}
.btn-outline-light:hover,.btn-outline-light:focus{background:var(--surface-2);border-color:var(--accent);color:#fff;transform:translateY(-2px)}

/* ---------- Navigation ---------- */
.site-nav{
  background:rgba(11,18,32,0);
  border-bottom:1px solid transparent;
  padding:1rem 0;
  transition:background-color .3s ease,border-color .3s ease,padding .3s ease,backdrop-filter .3s ease;
}
.site-nav.is-scrolled{
  background:rgba(11,18,32,.85);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--border-soft);
  padding:.55rem 0;
}
.navbar-brand{display:flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.15rem;letter-spacing:.04em;color:#fff}
.navbar-brand:hover{color:#fff}
.brand-mark{display:inline-flex;color:var(--accent)}
.site-nav .nav-link{color:var(--text-muted);font-weight:500;padding:.4rem .9rem;border-radius:8px}
.site-nav .nav-link:hover,.site-nav .nav-link.active{color:#fff}
.navbar-toggler{border:1px solid var(--border);padding:.35rem .5rem}
.navbar-toggler:focus{box-shadow:var(--ring)}
.navbar-toggler-icon{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%239db0cc' stroke-width='2' stroke-linecap='round' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")}
@media (max-width:991.98px){
  .navbar-collapse{background:var(--surface);margin-top:.75rem;padding:.75rem;border:1px solid var(--border-soft);border-radius:var(--radius)}
  .site-nav .nav-item{width:100%}
  .site-nav .nav-item .btn{width:100%;margin-top:.4rem}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:11rem 0 5rem;overflow:hidden;background:radial-gradient(120% 90% at 50% -10%,#16223c 0%,var(--bg) 55%)}
.hero-glow{position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(40% 45% at 78% 12%,rgba(56,189,248,.16),transparent 70%),
    radial-gradient(45% 45% at 18% 25%,rgba(76,141,255,.20),transparent 70%);
  mask-image:linear-gradient(#000,transparent 92%);
}
.hero .container{position:relative;z-index:1}
.hero-eyebrow{text-transform:uppercase;letter-spacing:.22em;font-size:.76rem;font-weight:600;color:var(--cyan);margin-bottom:1.1rem}
.hero-title{font-size:clamp(2.1rem,5vw,3.5rem);margin:0 auto 1.4rem;max-width:16ch}
.hero-lead{font-size:clamp(1.05rem,2.2vw,1.28rem);color:var(--text-muted);max-width:60ch;margin:0 auto 2.2rem}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* Bandeau de réassurance */
.reassurance{
  margin-top:4rem;padding:1.6rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),rgba(19,30,51,.4));
  display:flex;gap:2.5rem;flex-wrap:wrap;justify-content:center;
}
.reassurance-group{display:flex;flex-direction:column;gap:.7rem;align-items:center}
.reassurance-label{text-transform:uppercase;letter-spacing:.16em;font-size:.7rem;font-weight:600;color:var(--text-dim)}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;padding:0;margin:0;justify-content:center}
.chips li{font-size:.82rem;font-weight:500;color:var(--text-muted);border:1px solid var(--border);background:var(--surface-2);padding:.32rem .75rem;border-radius:999px}
.chips-alt li{border-color:rgba(56,189,248,.35);color:#bfe6fb;background:rgba(56,189,248,.08)}

/* ---------- Sections ---------- */
.section{padding:6rem 0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.section-head{max-width:44rem;margin:0 auto 3.25rem;text-align:center}
.section-kicker{text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;font-weight:600;color:var(--accent);margin-bottom:.9rem}
.section-title{font-size:clamp(1.6rem,3.4vw,2.35rem);margin-bottom:1rem}
.section-intro{color:var(--text-muted);font-size:1.05rem;margin:0}

/* ---------- Cartes expertise ---------- */
.card-expertise{
  height:100%;padding:2rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),rgba(19,30,51,.35));
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card-expertise:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;
  border-radius:12px;background:var(--accent-soft);color:var(--accent);margin-bottom:1.2rem;
}
.card-icon svg{width:26px;height:26px}
.card-expertise h3{font-size:1.22rem;margin-bottom:.7rem}
.card-expertise p{color:var(--text-muted);font-size:.97rem;margin-bottom:1.1rem}
.card-tags{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;padding:0;margin:0}
.card-tags li{font-size:.75rem;font-weight:500;color:var(--text-dim);border:1px solid var(--border-soft);padding:.24rem .6rem;border-radius:6px}

/* ---------- Approche ---------- */
.step{
  height:100%;padding:1.7rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:var(--surface);position:relative;transition:border-color .2s ease,transform .2s ease;
}
.step:hover{border-color:var(--accent);transform:translateY(-4px)}
.step-num{font-size:1.6rem;font-weight:700;color:var(--accent);letter-spacing:0;display:block;margin-bottom:.6rem}
.step h3{font-size:1.08rem;margin-bottom:.5rem}
.step p{color:var(--text-muted);font-size:.92rem;margin:0}

/* ---------- Cas d'usage ---------- */
.card-case{
  height:100%;padding:2rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),rgba(19,30,51,.35));
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card-case:hover{transform:translateY(-4px);border-color:var(--cyan);box-shadow:var(--shadow)}
.case-metric{font-size:2.6rem;font-weight:700;color:#fff;line-height:1;margin:0 0 .35rem}
.case-metric span{font-size:1.4rem;color:var(--cyan);margin-left:.1rem}
.case-label{font-weight:600;color:var(--cyan);font-size:.95rem;margin-bottom:.8rem}
.case-desc{color:var(--text-muted);font-size:.95rem;margin-bottom:1.1rem}

/* Bandeau chiffres */
.stats-band{
  margin-top:3.5rem;padding:2rem 1rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:var(--surface);display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;text-align:center;
}
.stat-num{display:block;font-size:1.9rem;font-weight:700;color:#fff}
.stat-txt{color:var(--text-muted);font-size:.88rem}
@media (max-width:767.98px){.stats-band{grid-template-columns:repeat(2,1fr)}}

/* ---------- Formulaire de qualification ---------- */
.form-card,.contact-aside{
  padding:2rem;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),rgba(19,30,51,.35));height:100%;
}
.lead-progress{height:6px;background:var(--surface-2);border-radius:999px;margin-bottom:1.75rem}
.lead-progress .progress-bar{width:33%;background:var(--accent);transition:width .35s ease}
.wizard-step{border:0;padding:0;margin:0;display:none}
.wizard-step.is-active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.wizard-step legend{font-size:1.1rem;font-weight:600;color:#fff;margin-bottom:1.1rem}
.option-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.7rem;margin-bottom:1.6rem}
@media (max-width:575.98px){.option-grid{grid-template-columns:1fr}}
.option-card{
  position:relative;display:flex;align-items:center;gap:.6rem;cursor:pointer;
  padding:.85rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface-2);font-size:.92rem;font-weight:500;color:var(--text-muted);transition:all .18s ease;
}
.option-card input{position:absolute;opacity:0;pointer-events:none}
.option-card::before{content:"";width:16px;height:16px;border-radius:50%;border:2px solid var(--border);flex:0 0 auto;transition:all .18s ease}
.option-card:hover{border-color:var(--accent);color:var(--text)}
.option-card.is-checked,.option-card:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:#fff}
.option-card.is-checked::before,.option-card:has(input:checked)::before{border-color:var(--accent);background:var(--accent);box-shadow:inset 0 0 0 3px var(--surface-2)}
.option-card:has(input:focus-visible){box-shadow:var(--ring)}

.form-label{font-size:.85rem;font-weight:600;color:var(--text-muted);margin-bottom:.35rem}
.form-label .opt{font-weight:400;color:var(--text-dim)}
.form-control{
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  border-radius:var(--radius-sm);padding:.6rem .85rem;
}
.form-control:focus{background:var(--surface-2);border-color:var(--accent);color:var(--text);box-shadow:var(--ring)}
.form-control::placeholder{color:var(--text-dim)}
.form-check-input{background-color:var(--surface-2);border-color:var(--border)}
.form-check-input:checked{background-color:var(--accent);border-color:var(--accent)}
.form-check-input:focus{box-shadow:var(--ring)}
.form-check-label{font-size:.88rem;color:var(--text-muted)}
.field-invalid .form-control,.field-invalid.option-grid .option-card{border-color:var(--danger)}

.wizard-nav{display:flex;justify-content:space-between;align-items:center;margin-top:1.6rem;gap:1rem}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-feedback{margin:1.2rem 0 0;font-size:.92rem;font-weight:500;min-height:1.2em}
.form-feedback.is-error{color:var(--danger)}
.form-feedback.is-success{color:var(--success)}
.form-sent .wizard-step,.form-sent .lead-progress,.form-sent .wizard-nav{display:none!important}

/* ---------- Aside contact ---------- */
.contact-aside h3{font-size:1.2rem;margin-bottom:.7rem}
.contact-aside>p{color:var(--text-muted);font-size:.95rem}
.contact-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:1rem}
.contact-list li{display:flex;align-items:center;gap:.8rem;color:var(--text-muted);font-size:.95rem}
.ci{display:inline-flex;width:38px;height:38px;flex:0 0 auto;align-items:center;justify-content:center;border-radius:10px;background:var(--accent-soft);color:var(--accent)}
.ci svg{width:20px;height:20px}
.aside-note{margin-top:1.5rem;font-size:.82rem;color:var(--text-dim)}

/* ---------- Page dédiée (contact) ---------- */
.subpage{padding-top:4.5rem}
/* hors page à 2 colonnes, la carte ne doit pas s'étirer sur la hauteur de la colonne */
.subpage .form-card{height:auto}
.contact-coords{list-style:none;display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:center;
  padding:1.75rem 0 0;margin:1.75rem 0 0;border-top:1px solid var(--border-soft)}
.contact-coords li{display:flex;align-items:center;gap:.55rem;color:var(--text-muted);font-size:.92rem}
.contact-coords a{color:var(--text-muted)}
.contact-coords a:hover{color:#fff}
.contact-coords .ci{width:32px;height:32px}
.contact-coords .ci svg{width:17px;height:17px}
.subpage .aside-note{text-align:center}

/* ---------- Bandeau d'appel à l'action (accueil) ---------- */
.cta-band .section-head{margin-bottom:1.75rem}

/* ---------- Pages légales ---------- */
.legal{max-width:52rem;margin:0 auto}
.legal .updated{color:var(--text-dim);font-size:.9rem;margin:0 0 2rem}
.legal h2{font-size:1.3rem;color:#fff;margin:2.5rem 0 .8rem}
.legal h2:first-of-type{margin-top:0}
.legal h3{font-size:1.05rem;color:var(--text);margin:1.6rem 0 .5rem}
.legal p,.legal li{color:var(--text-muted);line-height:1.75}
.legal p{margin:0 0 1rem}
.legal ul{margin:0 0 1rem;padding-left:1.25rem}
.legal li{margin:.3rem 0}
.legal a{color:var(--accent)}
.legal a:hover{color:var(--cyan)}
.legal dl{margin:0 0 1rem}
.legal dt{color:var(--text);font-weight:600;margin-top:.9rem}
.legal dd{margin:.15rem 0 0}
.legal .todo{color:var(--danger);font-style:italic}
.legal .table-wrap{overflow-x:auto;margin:0 0 1.5rem}
.legal table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:640px}
.legal th,.legal td{border:1px solid var(--border-soft);padding:.6rem .8rem;text-align:left;vertical-align:top;color:var(--text-muted)}
.legal th{color:var(--text-dim);font-weight:600;background:var(--surface-2)}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--border-soft);padding:3.5rem 0 2rem}
.footer-brand{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;letter-spacing:.04em;font-size:1.1rem;color:#fff;margin-bottom:1rem}
.footer-baseline{color:var(--text-muted);font-size:.92rem;max-width:42ch}
.site-footer h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--text-dim);margin-bottom:1rem}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.55rem}
.footer-links a{color:var(--text-muted);font-size:.92rem}
.footer-links a:hover{color:#fff}
.footer-bottom{margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--border-soft);display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;color:var(--text-dim);font-size:.85rem}

/* ---------- Révélation au défilement ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card-expertise:hover,.card-case:hover,.step:hover{transform:none}
}