/* =========================================================
   LogikTech — v3 "Terminal Editorial"
   Même charte (teal / rouge / encre), gabarit entièrement différent
   ========================================================= */
:root{
  --teal-900:#08343a;
  --teal-700:#0a4f54;
  --teal-600:#0F6A71;
  --teal-400:#1c9aa0;
  --mint-300:#4fe0d3;
  --red-500:#E54B3B;
  --ink:#0c1517;
  --ink-soft:#131f22;
  --paper:#f5f8f7;
  --white:#ffffff;
  --line:#e0e7e6;
  --line-dark:rgba(255,255,255,.12);
  --text-soft:#4c5a59;

  --font-head:'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;
  --font-mono:'Space Mono', 'Courier New', monospace;

  --rail-w:84px;
  --dock-h:64px;
  --r:6px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;font-size:17px;}
body{
  margin:0;font-family:var(--font-body);color:var(--ink);background:var(--white);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;font-size:1.05rem;line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;background:none;border:0;}
:focus-visible{outline:2px solid var(--mint-300);outline-offset:3px;}

.wrap{width:100%;margin:0;padding:0 clamp(20px,4vw,64px);}

h1,h2,h3,h4{font-family:var(--font-head);line-height:1.05;margin:0;letter-spacing:-.01em;}

.mono{font-family:var(--font-mono);}
.tag{
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-600);display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
}
.tag::before{content:'';width:18px;height:1px;background:var(--teal-600);}
.on-dark .tag{color:var(--mint-300);}
.on-dark .tag::before{background:var(--mint-300);}

section{padding:110px 0;position:relative;}
@media (max-width:768px){section{padding:72px 0;}}

.on-dark{background:var(--ink);color:rgba(255,255,255,.82);}
.on-dark h1,.on-dark h2,.on-dark h3{color:#fff;}
.on-paper{background:var(--paper);}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* =========================================================
   Left rail — desktop primary navigation
   ========================================================= */
.rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail-w);
  background:var(--ink);z-index:1000;
  display:flex;flex-direction:column;align-items:center;
  padding:22px 0 18px;
  border-right:1px solid var(--line-dark);
}
.rail-logo{width:40px;height:40px;margin-bottom:36px;}
.rail-logo img{width:100%;height:100%;object-fit:contain;}
.rail-nav{display:flex;flex-direction:column;gap:22px;flex:1;align-items:center;}
.rail-nav a{
  font-family:var(--font-mono);font-size:.68rem;color:rgba(255,255,255,.4);
  writing-mode:vertical-rl;text-orientation:mixed;letter-spacing:.08em;
  padding:10px 0;position:relative;transition:color .2s;
}
.rail-nav a .num{display:block;color:var(--mint-300);font-size:.68rem;margin-bottom:8px;writing-mode:horizontal-tb;}
.rail-nav a.active{color:#fff;}
.rail-nav a.active::before{
  content:'';position:absolute;left:-11px;top:50%;transform:translateY(-50%);
  width:3px;height:24px;background:var(--mint-300);border-radius:2px;
}
.rail-cta{
  width:40px;height:40px;border-radius:50%;background:var(--teal-600);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:.95rem;
  transition:background .2s;
}
.rail-cta:hover{background:var(--teal-400);}

.lang-toggle{
  font-family:var(--font-mono);font-size:.68rem;font-weight:700;letter-spacing:.03em;
  cursor:pointer;transition:color .2s,border-color .2s,background .2s;
}
.rail-lang{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line-dark);color:rgba(255,255,255,.6);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;background:transparent;
}
.rail-lang:hover{color:#fff;border-color:#fff;}

.main-shell{margin-left:var(--rail-w);}

@media (max-width:1100px){
  .rail{display:none;}
  .main-shell{margin-left:0;}
}

/* =========================================================
   Top bar (thin, only logo wordmark + contact link)
   ========================================================= */
.topbar{
  position:fixed;top:0;left:var(--rail-w);right:0;z-index:900;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px clamp(20px,4vw,64px);
  transition:background .3s,padding .3s,border-color .3s,color .3s;
  border-bottom:1px solid transparent;
  color:#fff;
}
.topbar.scrolled{
  background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-color:var(--line);padding-top:12px;padding-bottom:12px;
  color:var(--ink);
}
.topbar .word{font-family:var(--font-head);font-weight:700;font-size:1.15rem;}
.topbar .word img{height:38px;transition:filter .3s;}
.topbar.scrolled .word img{filter:brightness(0);}
.topbar-right{display:flex;align-items:center;gap:10px;}
.topbar-lang{
  width:34px;height:34px;border-radius:50%;border:1px solid currentColor;
  display:flex;align-items:center;justify-content:center;background:transparent;color:inherit;
}
.topbar-lang:hover{background:rgba(127,127,127,.12);}
.topbar-cta{
  font-family:var(--font-mono);font-size:.82rem;border:1px solid currentColor;padding:9px 18px;border-radius:var(--r);
  display:inline-flex;align-items:center;gap:8px;
}
@media (max-width:1100px){.topbar{left:0;}}
@media (max-width:480px){
  .topbar{padding-left:16px;padding-right:16px;}
  .topbar-cta span{display:none;}
  .topbar-cta{padding:9px 12px;}
}

/* body offset for fixed topbar */
.hero{padding-top:132px;}

/* =========================================================
   Buttons — square terminal style
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 26px;border-radius:var(--r);border:1px solid transparent;
  font-weight:600;font-size:1rem;font-family:var(--font-body);
  transition:transform .18s ease, box-shadow .18s ease, background .18s, color .18s, border-color .18s;
}
.btn:active{transform:translateY(1px);}
.btn .mono-arrow{font-family:var(--font-mono);}
.btn-primary{background:var(--teal-600);color:#fff;}
.btn-primary:hover{background:var(--mint-300);color:var(--ink);}
.btn-line{border-color:rgba(255,255,255,.35);color:#fff;}
.btn-line:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-line-dark{border-color:var(--ink);color:var(--ink);}
.btn-line-dark:hover{background:var(--ink);color:#fff;}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 8px 20px -8px rgba(0,0,0,.4);}
.btn-dark:hover{background:#000;}
.btn-block{width:100%;justify-content:center;}
.btn[disabled]{opacity:.55;cursor:not-allowed;}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  background:var(--ink);overflow:hidden;padding-bottom:0;
}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.5;}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:end;padding-bottom:64px;}

.hero h1{
  color:#fff;font-size:clamp(2.6rem,6.2vw,5.6rem);letter-spacing:-.02em;
}
.hero h1 .outline{
  color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.55);
  display:block;
}
.hero h1 .fill{color:var(--mint-300);display:block;}
.hero-lede{color:rgba(255,255,255,.68);font-size:1.18rem;max-width:46ch;margin-top:26px;line-height:1.6;}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap;}

.hero-side{border-left:1px solid var(--line-dark);padding-left:32px;}
.hero-side p{color:rgba(255,255,255,.5);font-size:.95rem;line-height:1.7;margin:0 0 22px;}
.hero-side .mini-stats{display:flex;flex-direction:column;gap:14px;}
.hero-side .mini-stats div{display:flex;justify-content:space-between;border-top:1px solid var(--line-dark);padding-top:10px;}
.hero-side .mini-stats strong{font-family:var(--font-mono);color:var(--mint-300);font-size:1.1rem;}
.hero-side .mini-stats span{color:rgba(255,255,255,.55);font-size:.85rem;align-self:flex-end;}

@media (max-width:1100px){.hero-grid{grid-template-columns:1fr;}.hero-side{border-left:0;padding-left:0;border-top:1px solid var(--line-dark);padding-top:28px;}}

/* ticker */
.ticker-strip{background:var(--teal-600);overflow:hidden;padding:14px 0;}
.ticker-track{display:flex;gap:48px;width:max-content;animation:tick 24s linear infinite;}
.ticker-track span{
  font-family:var(--font-mono);color:#fff;font-size:.92rem;letter-spacing:.04em;text-transform:uppercase;
  display:flex;align-items:center;gap:14px;
}
.ticker-track span::after{content:'/';opacity:.5;}
@keyframes tick{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* =========================================================
   Trust — table style, no marquee
   ========================================================= */
.trust-table{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);}
.trust-table > div{
  flex:1 1 25%;min-width:160px;padding:32px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;transition:transform .2s;
}
.trust-table > div:hover{transform:translateY(-2px);}
.trust-table a{display:flex;align-items:center;justify-content:center;width:100%;height:100%;}
.trust-table img{max-height:38px;width:auto;}

/* =========================================================
   Pourquoi nous — editorial numbered rows
   ========================================================= */
.row-list{border-top:1px solid var(--line-dark);}
.row-item{
  display:grid;grid-template-columns:120px 1fr 1.3fr;gap:32px;align-items:start;
  padding:38px 0;border-bottom:1px solid var(--line-dark);position:relative;
}
.row-item .idx{font-family:var(--font-mono);font-size:1rem;color:var(--mint-300);padding-top:6px;}
.row-item .ico{width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.row-item .ico img{width:24px;height:24px;object-fit:contain;}
.row-item h3{font-size:1.3rem;color:#fff;margin-bottom:4px;}
.row-item p{color:rgba(255,255,255,.6);font-size:1rem;line-height:1.65;max-width:56ch;}

@media (max-width:800px){
  .row-item{grid-template-columns:1fr;gap:10px;}
  .row-item .idx{order:-1;}
}

/* =========================================================
   CTA — diagonal split
   ========================================================= */
.cta-split{
  background:linear-gradient(100deg,var(--teal-600) 0%,var(--teal-600) 55%,var(--paper) 55%,var(--paper) 100%);
  padding:0;
}
.cta-split .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;padding-top:64px;padding-bottom:64px;}
.cta-split h2{color:#fff;font-size:clamp(1.6rem,2.8vw,2.2rem);max-width:26ch;}
@media (max-width:900px){
  .cta-split{background:var(--teal-600);}
  .cta-split .wrap{padding-top:48px;padding-bottom:48px;}
}

/* =========================================================
   Formations — bento
   ========================================================= */
.bento{display:grid;grid-template-columns:1.4fr 1fr;grid-template-rows:auto auto;gap:20px;}
.bento-card{
  border-radius:var(--r);padding:34px;display:flex;flex-direction:column;
  background:var(--ink);color:#fff;position:relative;overflow:hidden;
}
.bento-card.light{background:var(--white);color:var(--ink);border:1px solid var(--line);}
.bento-card.feat{grid-row:span 2;}
.bento-card .plan-tag{font-family:var(--font-mono);color:var(--mint-300);text-transform:uppercase;font-size:.85rem;letter-spacing:.05em;margin-bottom:18px;}
.bento-card.light .plan-tag{color:var(--red-500);}
.bento-card .price{font-family:var(--font-mono);font-size:2.6rem;margin-bottom:6px;}
.bento-card.feat .price{font-size:3.4rem;}
.bento-card .per{opacity:.6;font-size:.85rem;font-family:var(--font-mono);}
.bento-card ul{margin:22px 0;flex:1;display:flex;flex-direction:column;gap:9px;}
.bento-card li{font-size:.94rem;opacity:.85;display:flex;gap:8px;align-items:center;}
.bento-card li i{color:var(--mint-300);font-size:.7rem;}
.bento-card.light li i{color:var(--teal-600);}
.bento-card .desc{font-size:.96rem;line-height:1.6;opacity:.75;margin:0 0 6px;max-width:42ch;}
.bento-card .badge{
  display:inline-flex;align-self:flex-start;font-family:var(--font-mono);font-size:.7rem;
  text-transform:uppercase;letter-spacing:.04em;color:var(--ink);background:var(--mint-300);
  padding:5px 10px;border-radius:4px;margin-bottom:16px;
}
.code-block{
  font-family:var(--font-mono);font-size:.82rem;line-height:1.7;color:rgba(255,255,255,.55);
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:var(--r);
  padding:18px 20px;margin:6px 0 24px;
}
.code-block .c1{color:#e07ad1;}
.code-block .c2{color:var(--mint-300);}
.code-block .c3{color:#f0c674;}

@media (max-width:860px){
  .bento{grid-template-columns:1fr;}
  .bento-card.feat{grid-row:auto;}
}

/* =========================================================
   Réalisations — alternating editorial rows w/ ghost numeral
   ========================================================= */
.work-row{
  display:grid;grid-template-columns:.5fr 1fr;gap:40px;align-items:center;
  padding:56px 0;border-bottom:1px solid var(--line);position:relative;
}
.work-row .ghost{
  font-family:var(--font-head);font-size:clamp(4rem,10vw,8rem);color:var(--teal-600);
  opacity:.9;line-height:1;user-select:none;
}
.work-row h3{font-size:1.5rem;color:var(--red-500);margin-bottom:12px;}
.work-row p{color:var(--text-soft);font-size:1.02rem;line-height:1.65;max-width:64ch;}
@media (max-width:760px){
  .work-row{grid-template-columns:1fr;gap:8px;}
  .work-row .ghost{font-size:3rem;}
}

/* =========================================================
   Floating-label form fields
   ========================================================= */
.field{position:relative;margin-bottom:16px;}
.field input,.field textarea{
  width:100%;padding:16px 14px 8px;border-radius:var(--r);
  border:1px solid var(--line);background:var(--white);
  font-family:var(--font-body);font-size:.98rem;color:var(--ink);
  transition:border-color .2s,box-shadow .2s;
}
.on-dark .field input,.on-dark .field textarea{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.2);color:#fff;}
.field textarea{resize:vertical;min-height:110px;padding-top:20px;}
.field label{
  position:absolute;left:14px;top:16px;font-size:.92rem;color:var(--text-soft);
  pointer-events:none;transition:.18s ease;
}
.on-dark .field label{color:rgba(255,255,255,.5);}
.field input:focus,.field textarea:focus{border-color:var(--teal-600);box-shadow:0 0 0 3px rgba(15,106,113,.15);outline:none;}
.field input:focus + label,.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,.field textarea:not(:placeholder-shown) + label{
  top:-8px;left:10px;font-size:.7rem;background:var(--white);padding:0 6px;color:var(--teal-600);
}
.on-dark .field input:focus + label,.on-dark .field input:not(:placeholder-shown) + label,
.on-dark .field textarea:focus + label,.on-dark .field textarea:not(:placeholder-shown) + label{
  background:var(--ink);color:var(--mint-300);
}
.field.error input,.field.error textarea{border-color:var(--red-500);}
.field .err-msg{display:none;color:var(--red-500);font-size:.78rem;margin-top:6px;}
.field.error .err-msg{display:block;}
.form-status{margin-top:14px;font-size:.88rem;padding:12px 14px;border-radius:var(--r);display:none;}
.form-status.show{display:flex;align-items:center;gap:8px;}
.form-status.ok{background:rgba(15,106,113,.1);color:var(--teal-700);}
.form-status.bad{background:rgba(229,75,59,.1);color:var(--red-500);}
.on-dark .form-status.ok{background:rgba(79,224,211,.12);color:var(--mint-300);}
.on-dark .form-status.bad{background:rgba(229,75,59,.18);color:#ffb3ab;}

/* =========================================================
   Contact — two tone split
   ========================================================= */
.contact-split{display:grid;grid-template-columns:.85fr 1.15fr;}
.contact-left{background:var(--ink);color:#fff;padding:80px clamp(20px,4vw,64px);}
.contact-left h2{font-size:clamp(1.8rem,3vw,2.6rem);color:#fff;max-width:16ch;}
.contact-left p{color:rgba(255,255,255,.6);margin-top:18px;max-width:38ch;line-height:1.6;}
.contact-row{display:flex;gap:14px;margin:22px 0;align-items:flex-start;}
.contact-row i{color:var(--mint-300);width:20px;margin-top:4px;}
.contact-row span{color:rgba(255,255,255,.75);font-size:.98rem;line-height:1.5;}
.social-row{display:flex;gap:10px;margin-top:24px;}
.social-row a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:center;color:#fff;transition:background .2s,border-color .2s;
}
.social-row a:hover{background:var(--teal-600);border-color:var(--teal-600);}
.contact-right{background:var(--paper);padding:80px clamp(20px,4vw,64px);}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
.contact-form .field.full{grid-column:1/-1;}
@media (max-width:960px){
  .contact-split{grid-template-columns:1fr;}
  .contact-left,.contact-right{padding:56px clamp(20px,5vw,32px);}
  .contact-form{grid-template-columns:1fr;}
}

/* =========================================================
   Footer
   ========================================================= */
footer{background:var(--ink);color:rgba(255,255,255,.7);padding-top:64px;padding-left:var(--rail-w);}
@media (max-width:1100px){footer{padding-left:0;}}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid var(--line-dark);}
.footer-grid h4{color:#fff;font-family:var(--font-mono);font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:18px;}
.footer-grid li{margin-bottom:10px;font-size:.92rem;}
.footer-grid li a:hover{color:var(--mint-300);}
.footer-grid address{font-size:.92rem;line-height:1.85;font-style:normal;}
.footer-brand img{height:34px;margin-bottom:16px;}
.footer-brand p{font-size:.92rem;line-height:1.65;color:rgba(255,255,255,.55);max-width:32ch;}
.news-field{display:flex;margin-top:14px;border:1px solid var(--line-dark);border-radius:var(--r);overflow:hidden;}
.news-field input{flex:1;background:transparent;border:0;padding:12px 14px;color:#fff;font-size:.86rem;}
.news-field input::placeholder{color:rgba(255,255,255,.4);}
.news-field button{background:var(--teal-600);border:0;color:#fff;width:44px;}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr;}}

.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  padding:22px 0;font-size:.8rem;font-family:var(--font-mono);color:rgba(255,255,255,.45);
  padding-bottom:calc(22px + var(--dock-h));
}
@media (min-width:1101px){.footer-bottom{padding-bottom:22px;}}

/* =========================================================
   Reveal
   ========================================================= */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
.reveal-stagger > *{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease;}
.reveal-stagger.in > *{opacity:1;transform:none;}
.reveal-stagger.in > *:nth-child(1){transition-delay:.02s;}
.reveal-stagger.in > *:nth-child(2){transition-delay:.08s;}
.reveal-stagger.in > *:nth-child(3){transition-delay:.14s;}
.reveal-stagger.in > *:nth-child(4){transition-delay:.2s;}
.reveal-stagger.in > *:nth-child(5){transition-delay:.26s;}
.reveal-stagger.in > *:nth-child(6){transition-delay:.32s;}

/* back to top */
.to-top{
  position:fixed;right:24px;bottom:calc(var(--dock-h) + 24px);width:44px;height:44px;border-radius:50%;
  background:var(--teal-600);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 24px -10px rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:900;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);}
@media (min-width:1101px){.to-top{bottom:24px;right:calc(24px);}}

/* =========================================================
   Mobile dock — sharper, matches new system
   ========================================================= */
.dock{
  display:none;position:fixed;left:10px;right:10px;bottom:10px;height:var(--dock-h);
  background:rgba(12,21,23,.86);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line-dark);border-radius:14px;z-index:1000;
  box-shadow:0 16px 32px -12px rgba(0,0,0,.4);
}
.dock-track{position:relative;display:grid;grid-template-columns:repeat(5,1fr);height:100%;}
.dock-item{
  position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;color:rgba(255,255,255,.55);font-family:var(--font-mono);font-size:.6rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.03em;transition:color .2s;
}
.dock-item i{font-size:1.02rem;transition:transform .2s;}
.dock-item.active{color:#fff;}
.dock-item.active i{transform:translateY(-2px);}
.dock-indicator{
  position:absolute;top:6px;height:calc(100% - 12px);width:calc(100%/5);
  background:var(--teal-600);border-radius:9px;z-index:1;transition:transform .35s cubic-bezier(.65,0,.35,1);
}
@media (max-width:1100px){.dock{display:block;}}

/* scroll progress (top, thin) */
.scroll-progress{position:fixed;top:0;left:var(--rail-w);height:2px;background:var(--mint-300);width:0%;z-index:1100;}
@media (max-width:1100px){.scroll-progress{left:0;}}