/* =====================================================================
   ALLOBYTE SAS — Feuille de style principale
   ===================================================================== */

:root{
  --navy-900:#081726;
  --navy-800:#0C1E33;
  --navy-700:#10243A;
  --navy-600:#16314D;
  --navy-500:#1E4066;
  --line:#22405F;

  --orange:#F26B21;
  --orange-soft:#FF8A4C;
  --gold:#E8C67F;

  --ink:#0E1B29;
  --text:#EAF1F8;
  --muted:#9DB3C8;
  --muted-2:#7B93AC;
  --white:#FFFFFF;
  --paper:#F4F7FA;

  --radius:14px;
  --radius-sm:9px;
  --shadow:0 22px 60px rgba(0,0,0,.38);
  --shadow-sm:0 10px 26px rgba(0,0,0,.22);
  --ease:cubic-bezier(.22,.9,.28,1);
  --maxw:1220px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  background:var(--navy-900);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}

h1,h2,h3,h4{line-height:1.16;margin:0 0 .6em;font-weight:800;letter-spacing:-.02em;}
h1{font-size:clamp(2.1rem,5vw,3.6rem);}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);}
h3{font-size:clamp(1.1rem,1.7vw,1.35rem);}
p{margin:0 0 1.1em;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:110px 0;position:relative;}
.section--tight{padding:78px 0;}
.section--paper{background:var(--paper);color:var(--ink);}
.section--paper .muted{color:#5A6B7D;}
.section--navy{background:var(--navy-800);}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.72rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--orange);margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--orange);}
.muted{color:var(--muted);}
.lead{font-size:1.1rem;max-width:62ch;}
.center{text-align:center;}
.center .lead{margin-left:auto;margin-right:auto;}
.center .eyebrow::before{display:none;}

/* ---------- Boutons ---------- */
.btn{
  --bg:var(--orange);
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:100px;border:0;cursor:pointer;
  background:var(--bg);color:#fff;font-weight:700;font-size:.95rem;
  position:relative;overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .25s;
  box-shadow:0 12px 30px rgba(242,107,33,.28);
}
.btn::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 20%,rgba(255,255,255,.32),transparent 80%);
  transform:translateX(-130%);transition:transform .7s var(--ease);
}
.btn:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(242,107,33,.42);}
.btn:hover::after{transform:translateX(130%);}
.btn:active{transform:translateY(-1px);}
.btn--ghost{
  background:transparent;border:1.5px solid rgba(255,255,255,.28);
  box-shadow:none;color:var(--text);
}
.btn--ghost:hover{border-color:var(--orange);background:rgba(242,107,33,.1);box-shadow:none;}
.btn--dark{background:var(--navy-700);box-shadow:0 12px 30px rgba(16,36,58,.3);}
.btn--dark:hover{box-shadow:0 18px 40px rgba(16,36,58,.42);}
.btn--sm{padding:10px 20px;font-size:.86rem;}
.btn--block{width:100%;justify-content:center;}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none;}

/* ---------- Barre de navigation ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;
  padding:18px 0;
  transition:background .35s var(--ease),padding .35s var(--ease),box-shadow .35s;
  backdrop-filter:blur(0px);
}
.nav.is-stuck{
  background:rgba(8,23,38,.92);backdrop-filter:blur(14px);
  padding:11px 0;box-shadow:0 1px 0 rgba(255,255,255,.07),0 10px 30px rgba(0,0,0,.35);
}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav__logo img{height:40px;transition:height .35s var(--ease);}
.nav.is-stuck .nav__logo img{height:33px;}
.nav__links{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0;}
.nav__links a{
  font-size:.92rem;font-weight:600;color:var(--muted);position:relative;padding:4px 0;
  transition:color .25s;
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--orange);transition:width .3s var(--ease);
}
.nav__links a:hover,.nav__links a.is-active{color:var(--white);}
.nav__links a:hover::after,.nav__links a.is-active::after{width:100%;}
.nav__cta{display:flex;align-items:center;gap:14px;}
.nav__burger{
  display:none;background:none;border:0;cursor:pointer;padding:8px;
}
.nav__burger span{
  display:block;width:26px;height:2px;background:var(--white);margin:5px 0;
  transition:transform .3s var(--ease),opacity .2s;
}
.nav.is-open .nav__burger span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav.is-open .nav__burger span:nth-child(2){opacity:0;}
.nav.is-open .nav__burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:150px 0 90px;overflow:hidden;
}
.hero__bg{
  position:absolute;inset:-8% 0 0;z-index:0;
  background:url('../img/hero-bg.png') center/cover no-repeat;
  transform:scale(1.06);will-change:transform;
}
.hero__veil{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg,rgba(8,23,38,.94) 0%,rgba(8,23,38,.78) 42%,rgba(8,23,38,.25) 100%);
}
.hero__inner{position:relative;z-index:2;max-width:760px;}
.hero h1{margin-bottom:22px;}
.hero h1 .accent{
  background:linear-gradient(96deg,var(--orange),var(--orange-soft));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__sub{font-size:clamp(1rem,1.5vw,1.18rem);color:#C6D6E5;max-width:56ch;margin-bottom:34px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:56px;}
.hero__stats{display:flex;flex-wrap:wrap;gap:44px;}
.hero__stat b{
  display:block;font-size:2.1rem;font-weight:800;color:var(--white);line-height:1;
}
.hero__stat span{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);}
.hero__scroll{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:2;
  width:26px;height:42px;border:2px solid rgba(255,255,255,.28);border-radius:14px;
}
.hero__scroll::after{
  content:"";position:absolute;left:50%;top:8px;width:3px;height:7px;border-radius:2px;
  background:var(--orange);transform:translateX(-50%);
  animation:scrollDot 1.8s infinite;
}
@keyframes scrollDot{
  0%{opacity:0;transform:translate(-50%,0);}
  35%{opacity:1;}
  70%{opacity:0;transform:translate(-50%,15px);}
  100%{opacity:0;}
}

/* ---------- Grilles ---------- */
.grid{display:grid;gap:26px;}
.grid--2{grid-template-columns:repeat(2,1fr);}
.grid--3{grid-template-columns:repeat(3,1fr);}
.grid--4{grid-template-columns:repeat(4,1fr);}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}

/* ---------- Cartes solution ---------- */
.card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:var(--navy-700);border:1px solid var(--line);
  transition:transform .4s var(--ease),border-color .35s,box-shadow .4s var(--ease);
}
.card:hover{transform:translateY(-8px);border-color:rgba(242,107,33,.55);box-shadow:var(--shadow);}
.card__media{position:relative;aspect-ratio:16/11;overflow:hidden;background:var(--navy-800);}
.card__media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .8s var(--ease),filter .5s;
  filter:saturate(1.05);
}
.card:hover .card__media img{transform:scale(1.09);}
.card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(16,36,58,.92));
}
.card__body{padding:26px 26px 30px;position:relative;}
.card__tag{
  display:inline-block;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--orange);font-weight:700;margin-bottom:10px;
}
.card__body p{color:var(--muted);font-size:.94rem;margin:0;}
.card__link{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-weight:700;font-size:.88rem;color:var(--white);
}
.card__link i{transition:transform .3s var(--ease);}
.card:hover .card__link i{transform:translateX(6px);}

/* ---------- Bloc produit ---------- */
.product{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:52px 0;
}
.product:nth-child(even) .product__media{order:2;}
.product__media{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);position:relative;
}
.product__media img{transition:transform .9s var(--ease);}
.product__media:hover img{transform:scale(1.05);}
.product__badge{
  display:inline-block;padding:5px 14px;border-radius:100px;
  background:rgba(242,107,33,.14);border:1px solid rgba(242,107,33,.4);
  color:var(--orange);font-size:.72rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;margin-bottom:14px;
}
.checklist{list-style:none;margin:0 0 26px;padding:0;}
.checklist li{
  position:relative;padding-left:30px;margin-bottom:11px;color:var(--muted);font-size:.96rem;
}
.checklist li::before{
  content:"";position:absolute;left:0;top:.55em;width:16px;height:16px;border-radius:50%;
  background:rgba(242,107,33,.16);border:1px solid var(--orange);
}
.checklist li::after{
  content:"";position:absolute;left:5px;top:.86em;width:5px;height:8px;
  border:solid var(--orange);border-width:0 2px 2px 0;transform:rotate(42deg);
}

/* ---------- Compteurs ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  border-radius:var(--radius);overflow:hidden;
  background:var(--navy-700);border:1px solid var(--line);
}
.stat{padding:38px 26px;text-align:center;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat b{display:block;font-size:2.6rem;font-weight:800;color:var(--white);line-height:1;}
.stat b .suffix{color:var(--orange);}
.stat span{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);}

/* ---------- Processus ---------- */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step{position:relative;padding:30px 24px;border-radius:var(--radius);
  background:var(--navy-700);border:1px solid var(--line);transition:border-color .3s,transform .4s var(--ease);}
.step:hover{border-color:rgba(242,107,33,.5);transform:translateY(-6px);}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:1.6rem;font-weight:800;color:var(--orange);margin-bottom:12px;
}
.step h3{font-size:1.05rem;margin-bottom:8px;}
.step p{color:var(--muted);font-size:.9rem;margin:0;}

/* ---------- Bandeau CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--radius);
  padding:70px 56px;background:var(--navy-700);border:1px solid var(--line);
}
.cta__bg{position:absolute;inset:0;background:url('../img/cta-bg.png') center/cover no-repeat;opacity:.55;}
.cta__inner{position:relative;z-index:2;max-width:640px;}

/* ---------- La Forge ---------- */
.forge{position:relative;overflow:hidden;}
.forge__media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.pricing{display:flex;flex-wrap:wrap;gap:18px;margin:26px 0 8px;}
.price{
  flex:1;min-width:210px;padding:22px 24px;border-radius:var(--radius-sm);
  background:var(--navy-600);border:1px solid var(--line);
}
.price--hot{background:linear-gradient(140deg,var(--orange),#D9541A);border-color:transparent;}
.price small{display:block;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);}
.price--hot small{color:rgba(255,255,255,.8);}
.price b{display:block;font-size:1.6rem;font-weight:800;margin-top:6px;}

/* ---------- Formulaires ---------- */
.form{display:grid;gap:16px;}
.form--2{grid-template-columns:1fr 1fr;}
.field{display:flex;flex-direction:column;gap:7px;}
.field--full{grid-column:1/-1;}
.field label{font-size:.8rem;font-weight:700;letter-spacing:.05em;color:var(--muted);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.045);border:1px solid var(--line);
  color:var(--text);transition:border-color .25s,background .25s,box-shadow .25s;
}
.field input::placeholder,.field textarea::placeholder{color:#5F778F;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--orange);background:rgba(242,107,33,.06);
  box-shadow:0 0 0 3px rgba(242,107,33,.15);
}
.field textarea{min-height:130px;resize:vertical;}
.field select option{background:var(--navy-700);}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#E0564B;}
.field__err{font-size:.78rem;color:#FF8C82;min-height:0;}

.section--paper .field input,
.section--paper .field select,
.section--paper .field textarea{
  background:#fff;border-color:#D5DFE9;color:var(--ink);
}
.section--paper .field label{color:#5A6B7D;}

.dl-modal{
  position:relative;border:1px solid var(--line);border-radius:var(--radius);background:var(--navy-700);
  color:var(--text);padding:36px;max-width:460px;width:calc(100% - 40px);
  box-shadow:var(--shadow);
}
.dl-modal::backdrop{background:rgba(6,14,24,.72);backdrop-filter:blur(2px);}
.dl-modal__close{
  position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--muted);
  font-size:1.1rem;line-height:1;cursor:pointer;transition:all .2s;
}
.dl-modal__close:hover{color:#fff;border-color:var(--orange);}

.alert{padding:14px 18px;border-radius:var(--radius-sm);font-size:.92rem;display:none;}
.alert.is-on{display:block;animation:slideIn .4s var(--ease);}
.alert--ok{background:rgba(46,160,96,.14);border:1px solid rgba(46,160,96,.5);color:#8FE3B4;}
.alert--ko{background:rgba(224,86,75,.14);border:1px solid rgba(224,86,75,.5);color:#FF9C93;}
@keyframes slideIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:none;}}

.spinner{
  width:16px;height:16px;border:2px solid rgba(255,255,255,.35);
  border-top-color:#fff;border-radius:50%;display:none;
  animation:spin .7s linear infinite;
}
.is-loading .spinner{display:inline-block;}
@keyframes spin{to{transform:rotate(360deg);}}

/* ---------- Pied de page ---------- */
.footer{background:var(--navy-900);border-top:1px solid var(--line);padding:70px 0 30px;}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:44px;}
.footer__social{display:flex;gap:10px;margin-top:16px;list-style:none;padding:0;}
.footer__social a{
  display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);
  font-size:.72rem;font-weight:800;transition:all .2s;
}
.footer__social a:hover{color:#fff;border-color:var(--orange);background:rgba(242,107,33,.14);}
.footer h4{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px;}
.footer ul{list-style:none;margin:0;padding:0;}
.footer li{margin-bottom:9px;}
.footer a{color:var(--muted);font-size:.92rem;transition:color .25s,padding-left .25s;}
.footer a:hover{color:var(--orange);padding-left:4px;}
.footer__logo img{height:44px;margin-bottom:18px;}
.footer__bottom{
  border-top:1px solid var(--line);padding-top:24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-size:.84rem;color:var(--muted-2);
}

/* ---------- Filtres portfolio ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px;}
.filter{
  padding:9px 20px;border-radius:100px;cursor:pointer;font-size:.86rem;font-weight:600;
  background:transparent;border:1px solid var(--line);color:var(--muted);
  transition:all .25s var(--ease);
}
.filter:hover{border-color:var(--orange);color:var(--white);}
.filter.is-on{background:var(--orange);border-color:var(--orange);color:#fff;}

/* ---------- Révélations au défilement ---------- */
[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
[data-reveal].is-in{opacity:1;transform:none;}
[data-reveal="left"]{transform:translateX(-40px);}
[data-reveal="right"]{transform:translateX(40px);}
[data-reveal="zoom"]{transform:scale(.94);}
[data-reveal].is-in{transform:none;}

/* ---------- Motif de fond ---------- */
.pattern-bg{position:relative;}
.pattern-bg::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:url('../img/pattern.png') center/620px repeat;
  opacity:.05;mix-blend-mode:screen;
}
.section--paper.pattern-bg::before{opacity:.5;mix-blend-mode:multiply;}

/* ---------- Badges ---------- */
.badge{
  display:inline-block;padding:4px 12px;border-radius:100px;
  font-size:.72rem;font-weight:700;letter-spacing:.04em;
}
.badge--info{background:rgba(70,140,220,.16);color:#84B6EE;border:1px solid rgba(70,140,220,.4);}
.badge--warn{background:rgba(242,107,33,.16);color:var(--orange-soft);border:1px solid rgba(242,107,33,.45);}
.badge--ok{background:rgba(46,160,96,.16);color:#7ED9A6;border:1px solid rgba(46,160,96,.45);}
.badge--mute{background:rgba(157,179,200,.13);color:var(--muted);border:1px solid var(--line);}
.badge--dark{background:rgba(224,86,75,.15);color:#FF9C93;border:1px solid rgba(224,86,75,.45);}

/* ---------- Barre de progression ---------- */
.progress{height:8px;border-radius:100px;background:rgba(255,255,255,.09);overflow:hidden;}
.progress__bar{
  height:100%;border-radius:100px;width:0;
  background:linear-gradient(90deg,var(--orange),var(--orange-soft));
  transition:width 1.1s var(--ease);
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .grid--4,.steps,.stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .split,.product{grid-template-columns:1fr;gap:34px;}
  .product:nth-child(even) .product__media{order:0;}
  .nav__links{gap:18px;}
  .nav__links a{font-size:.86rem;}
}
@media (max-width:820px){
  .section{padding:76px 0;}
  .nav__burger{display:block;}
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(320px,84vw);
    background:var(--navy-800);border-left:1px solid var(--line);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;
    padding:0 36px;transform:translateX(100%);transition:transform .4s var(--ease);
  }
  .nav.is-open .nav__links{transform:none;}
  .nav__links a{font-size:1.15rem;}
  .nav__cta .btn{display:none;}
  .grid--2,.grid--3,.grid--4,.form--2{grid-template-columns:1fr;}
  .hero__stats{gap:28px;}
  .hero__stat b{font-size:1.7rem;}
  .cta{padding:44px 26px;}
}
@media (max-width:560px){
  .stats,.steps{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);}
  .footer__grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;}
  [data-reveal]{opacity:1;transform:none;}
}