/* ---------- Tokens ---------- */
:root{
  --ink-900:#0f2338;
  --ink-800:#16283b;
  --slate-700:#3b5866;
  --slate-600:#48636f;
  --slate-500:#546e7a;
  --slate-300:#9fb0b8;
  --slate-100:#e9edef;
  --teal-500:#159c80;
  --teal-600:#0e7d67;
  --teal-tint:#e3f6f0;
  --orange-500:#ef9d3d;
  --bg:#f6f7f7;
  --paper:#ffffff;
  --border:#e2e6e8;
  --text:#16283b;
  --text-soft:#4c5c66;

  --font-display:'Space Grotesk', 'Inter', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:26px;
  --shadow-card:0 12px 28px rgba(15,35,56,.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--font-display);letter-spacing:-.01em;margin:0}
p{margin:0;color:var(--text-soft);line-height:1.6}
:focus-visible{outline:3px solid var(--teal-500);outline-offset:2px}

.material-symbols-outlined {
  font-variation-settings:
  'FILL' 1,
  'wght' 400,
  'GRAD' 0,
  'opsz' 24
}

/* ---------- Layout shell ---------- */
.layout{
  display:grid;
  grid-template-columns:1fr 380px;
}

/* ---------- Header ---------- */
.site-header{
  grid-column:1 / -1;
  display:flex;
  align-items:center;
  gap:32px;
  padding:20px 8%;
  background:var(--paper);
  border-bottom:1px solid var(--border);
  position:sticky;
  top:0;
  z-index:20;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.brand-mark{width:32px;height:32px}
.brand-mark.small{width:22px;height:22px}
.brand-name{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.15rem;
  color:var(--ink-900);
  letter-spacing:-.01em;
}
.brand-suffix{color:var(--teal-600);font-weight:600;margin-left:4px}
.site-nav{display:flex;gap:28px}
.site-nav a{
  text-decoration:none;
  font-size:.92rem;
  font-weight:500;
  color:var(--text-soft);
  transition:color .15s ease;
}
.site-nav a:hover{color:var(--ink-900)}
.nav-cta{display:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  flex-direction:column;
  align-items:flex-start;
  gap:2px;
  text-decoration:none;
  font-weight:600;
  border-radius:12px;
  padding:12px 18px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  border:1px solid transparent;
}
.btn-sub{font-size:.72rem;font-weight:500;opacity:.75}
.btn-primary{background:var(--teal-500);color:#fff}
.btn-primary:hover{background:var(--teal-600);transform:translateY(-1px)}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}
.btn-ghost{border-color:var(--border);color:var(--ink-900);padding:10px 16px;font-size:.9rem}
.btn-ghost:hover{border-color:var(--slate-500)}

.btn.primary,.btn.secondary{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  text-align:left;
  padding:16px 18px;
  border-radius:14px;
  margin:12px 0 0;
}
.btn.primary{background:var(--teal-500);color:#fff}
.btn.primary:hover{background:var(--teal-600)}
.btn.secondary{background:var(--slate-100);color:var(--ink-900)}
.btn.secondary:hover{background:#dfe6e8}
.btn.primary .btn-sub{color:rgba(255,255,255,.8)}
.btn.secondary .btn-sub{color:var(--text-soft)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:var(--ink-900);
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-media-gradient{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(15,35,56,.55) 0%, rgba(15,35,56,.58) 55%, var(--ink-900) 100%);
}
.hero-content{
  position:relative;
  padding:100px 100px 64px;
  max-width:900px;
  color:#fff;
  align-self: center;
}
.eyebrow{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);
  color:#fff;
  padding:8px 14px;
  border-radius:10px;
  max-width:fit-content;
}
.eyebrow-dark{
  background:var(--teal-tint);
  border:1px solid transparent;
  color:var(--teal-600);
}
.hero h1{
  font-size:clamp(2.4rem, 4.5vw, 3.6rem);
  margin:22px 0 18px;
  line-height:1.08;
}
.hero p{color:rgba(255,255,255,.82);font-size:1.08rem;max-width:640px}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}

.telemetry{
  margin:48px 0 0;
  display:flex;
  gap:0;
  flex-wrap:wrap;
  background:rgba(10,22,36,.55);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-md);
  backdrop-filter:blur(6px);
  overflow:hidden;
}
.telemetry-item{
  padding:16px 22px;
  border-right:1px solid rgba(255,255,255,.14);
  flex:1;
  min-width:120px;
}
.telemetry-item:last-child{border-right:none}
.telemetry dt{
  font-family:var(--font-mono);
  font-size:.68rem;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:rgba(255,255,255,.55);
  margin-bottom:6px;
}
.telemetry dd{margin:0;font-family:var(--font-mono);font-size:1.15rem;color:#fff;display:flex;align-items:baseline;gap:5px}
.telemetry .unit{font-size:.68rem;color:rgba(255,255,255,.55)}
.status-ok dd{font-family:var(--font-body);font-size:.95rem;font-weight:600;color:#7fe3c2;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:#3fe0ab;box-shadow:0 0 0 4px rgba(63,224,171,.22)}

/* ---------- Section shells ---------- */
.content,.section-flow,.section-platform,.features{
  padding:88px 8%;
}
.section-flow{background:var(--paper)}
.section-platform{background:var(--ink-900);color:#fff}
.features{background:var(--paper)}

.section-head{max-width:680px;margin-bottom:44px}
.section-head h2{font-size:clamp(1.6rem, 2.6vw, 2.1rem);margin-top:14px;color:var(--ink-900)}
.section-platform .section-head h2{color:#fff}
.section-platform .section-head .lede{color:rgba(255,255,255,.7)}
.lede{margin-top:14px;font-size:1.02rem}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.cards article{
  background:var(--paper);
  border:1px solid var(--border);
  padding:26px 24px;
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-card);
  transition:transform .18s ease, box-shadow .18s ease;
}
.cards article:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(15,35,56,.12)}
.card-index{
  font-family:var(--font-mono);
  font-size:.7rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--teal-600);
}
.cards h3{margin:10px 0 8px;font-size:1.08rem}

/* Flow / how it works */
.flow{
  list-style:none;
  margin:0 0 56px;
  padding:0;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  counter-reset:step;
  position:relative;
}
.flow li{
  position:relative;
  padding:28px 22px 0;
  border-top:3px solid var(--slate-100);
}
.flow li::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  position:absolute;
  top:-14px;
  left:0;
  font-family:var(--font-mono);
  font-size:.75rem;
  background:var(--ink-900);
  color:#fff;
  padding:3px 8px;
  border-radius:20px;
}
.flow h3{font-size:1.02rem;margin-bottom:6px;color:var(--ink-900)}
.flow p{font-size:.92rem}

.device-figure{
  margin:0;
  max-width:420px;
  margin-left:auto;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--slate-100);
  box-shadow:var(--shadow-card);
}
.device-figure img{width:100%}
.device-figure figcaption{
  padding:14px 18px;
  font-size:.82rem;
  color:var(--text-soft);
  background:var(--paper);
  border-top:1px solid var(--border);
}

/* Platform shots */
.platform-shots{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  align-items:start;
}
.platform-shots figure{margin:0;border-radius:var(--radius-md);overflow:hidden;background:#0c1c2c;border:1px solid rgba(255,255,255,.12)}
.platform-shots img{width:100%;display:block}
.platform-shots figcaption{
  padding:12px 16px;
  font-size:.82rem;
  color:rgba(255,255,255,.65);
  font-family:var(--font-mono);
}


/* Composants */
.zoom-composants{
	display:flex;
    gap: 5rem;
	flex-wrap: wrap;	
}

.composants-layout {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.composants-block {
    display: flex;
    flex-direction: column;
}
.composants-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.4rem;
}
.composants-icon {
    font-size: 2rem;
}
.composants-heading {
    font-size: 1.02rem;
    margin-bottom: 6px;
    color: var(--ink-900);
	font-family: var(--font-display);
    letter-spacing: -.01em;
    margin: 0;
	font-weight: bold;
}
.composants-bullets {
    margin: 0;
    padding-left: 1.5rem;
}
.composants-bullets li {
    line-height: 1.5;
}



.composants-layout .red{
    color: #d04b4b;
}

.composants-layout .orange{
    color: #d88a34;
}

.composants-layout .green{
    color: #18a36f;
}

.composants-layout .blue{
    color: #2f86a6;
}

/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
.feature{padding:0;border-top:1px solid var(--border);padding-top:18px}
.feature h3{font-size:1rem;margin-bottom:8px;color:var(--ink-900)}
.feature p{font-size:.92rem}

/* ---------- Login panel ---------- */
.login-panel{background:var(--paper);border-left:1px solid var(--border)}
.sticky{position:sticky;top:85px;padding:44px 34px}
.sticky h2{font-size:1.3rem;color:var(--ink-900)}
.sticky > p{margin-top:8px;font-size:.92rem}
.panel-divider{height:1px;background:var(--border);margin:26px 0 16px}
.panel-note{font-size:.82rem;color:var(--slate-500)}

.mobile-login-btn{
    display:none;
    border:none;
    background:var(--teal-500);
    color:#fff;
    font-family:var(--font-body);
    font-weight:600;
    padding:10px 16px;
    border-radius:12px;
    cursor:pointer;
}

.mobile-overlay{
    position:fixed;
    inset:0;
    background:rgba(15,35,56,.55);
    opacity:0;
    visibility:hidden;
    transition:.25s;
    z-index:39;
}

/* ---------- Footer ---------- */
.site-footer{
  padding:40px 8%;
  background:var(--ink-900);
  color:rgba(255,255,255,.6);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 28px;
  font-size:.85rem;
}
.footer-brand{display:flex;align-items:center;gap:8px;color:#fff;font-family:var(--font-display);font-weight:600;margin-right:auto}
.footer-brand img{filter:brightness(0) invert(1);opacity:.9}


/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .layout{grid-template-columns:1fr}
  .login-panel{border-left:none;border-top:1px solid var(--border)}
  .sticky{position:static;padding:36px 8%}
  .site-nav{display:none}
  .nav-cta{display:inline-flex}
  .flow{grid-template-columns:repeat(2,1fr);gap:32px 22px}
  .platform-shots{grid-template-columns:1fr}
  
  .mobile-login-btn{display:inline-flex;}
  .login-panel{
	  position:fixed;
	  top:0;
	  right:0;
	  width:min(380px,90vw);
	  height:100vh;
	  background:var(--paper);
	  border-left:1px solid var(--border);
	  border-top:none;
	  z-index:40;
	  
	  transform:translateX(100%);
	  transition:transform .3s ease;
	  overflow:auto;
  }
  .login-panel.open{transform:translateX(0);}
  .mobile-overlay.open{opacity:1;visibility:visible;}
}
@media (max-width:640px){
  .site-header{padding:16px 6%}
  .hero-content{padding:64px 6% 44px}
  .content,.section-flow,.section-platform,.features{padding:56px 6%}
  .flow{grid-template-columns:1fr}
  .device-figure{margin-left:0}
  .telemetry{flex-direction:column}
  .telemetry-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.14)}
  .telemetry-item:last-child{border-bottom:none}
	.zoom-composants img{margin:auto;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .cards article,.btn{transition:none}
}