@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@600;700;800&display=swap');
:root{
  /* Design system Haesia — cyber-minimaliste B2B premium */
  --bg:#0B1120;--card:#0F172A;--card2:#0d1526;--line:rgba(255,255,255,.06);
  --txt:#F3F4F6;--mut:#9CA3AF;--cyan:#00E5FF;--amber:#f59e0b;
  --grn:#3ecf8e;--vio:#a78bfa;--org:#f97316;--blue:#7dd3fc;--yel:#FFEA00;
  --glow:0 0 15px rgba(0,229,255,.4);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--txt);line-height:1.55}
h1,h2,h3,.logo,.hero h1,.pagehead h1{font-family:'Outfit','Inter',sans-serif}
a{color:inherit;transition:color .2s ease-in-out}
/* Surbrillance « écran allumé » sur les mots-clés cyan */
.hero h1 b,h2 b,.diff h2 b{text-shadow:0 0 8px rgba(0,229,255,.35)}
img{max-width:100%}
.wrap{max-width:980px;margin:0 auto;padding:0 22px}
.btn{display:inline-block;background:var(--cyan);color:#0B1120;font-weight:800;text-decoration:none;padding:14px 26px;border-radius:12px;font-size:15px;transition:all .2s ease-in-out}
.btn:hover{transform:translateY(-1px);box-shadow:var(--glow)}
.btn.ghost{background:transparent;color:var(--cyan);border:1px solid rgba(0,229,255,.35);padding:9px 18px;font-size:14px}
.btn.ghost:hover{background:rgba(0,229,255,.08);box-shadow:none}
.btn.sm{padding:10px 18px;font-size:14px}

/* Header / nav */
header{position:sticky;top:0;z-index:20;background:rgba(11,15,26,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;gap:14px;padding:13px 22px}
.logo{font-family:'Outfit','Inter',sans-serif;font-weight:600;font-size:22px;letter-spacing:-.5px;text-decoration:none;display:inline-flex;align-items:center;line-height:1}
.logo .haes{color:var(--txt)}
.logo .ia{color:var(--cyan);text-shadow:0 0 12px rgba(0,229,255,.4)}
.logo .spark-i{position:relative;display:inline-block}
.logo .spark-i::after{content:'';position:absolute;top:-.12em;left:50%;transform:translateX(-50%);width:.5em;height:.5em;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 0C12 0 13.5 9 24 12C13.5 15 12 24 12 24C12 24 10.5 15 0 12C10.5 9 12 0 12 0Z' fill='%23FFEA00'/%3E%3C/svg%3E");background-size:contain;background-repeat:no-repeat;background-position:center;filter:drop-shadow(0 0 5px var(--yel)) drop-shadow(0 0 10px rgba(255,255,255,.8));animation:spark-pulse 3s infinite alternate}
@keyframes spark-pulse{0%{transform:translateX(-50%) scale(.9);opacity:.8}100%{transform:translateX(-50%) scale(1.1);opacity:1}}
.logo:hover .spark-i::after{animation:none;transform:translateX(-50%) scale(1.3)}
@media(prefers-reduced-motion:reduce){.logo .spark-i::after{animation:none}}
header nav{margin-left:auto;display:flex;gap:8px;align-items:center}
header nav a.lnk{color:var(--mut);text-decoration:none;font-size:14px;font-weight:600;padding:8px 10px;border-radius:8px}
header nav a.lnk:hover,header nav a.lnk.on{color:var(--txt)}
@media(max-width:640px){header nav a.lnk{display:none}}

/* Hero */
.hero{background:radial-gradient(1000px 520px at 50% -20%,#12283f 0,var(--bg) 62%);text-align:center;padding:74px 0 52px}
.kick{color:var(--cyan);font-size:12.5px;letter-spacing:2px;font-weight:700;text-transform:uppercase}
.kick #tw{color:#fff}
.kick .cur{display:inline-block;border-left:2px solid var(--cyan);height:1em;margin-left:2px;vertical-align:text-bottom;animation:blink .8s step-end infinite}
@keyframes blink{50%{opacity:0}}
.kick .plus{position:relative;display:inline-block;color:var(--yel);font-weight:900;font-size:1.4em;margin-left:3px;vertical-align:middle;text-shadow:0 0 10px rgba(255,234,0,.6)}
.kick .plus::after{content:"+1";position:absolute;left:55%;bottom:72%;font-size:.5em;font-weight:800;letter-spacing:0;color:var(--grn);opacity:0;text-shadow:0 0 8px rgba(62,207,142,.85);animation:gain 2.6s ease-out infinite}
@keyframes gain{0%{opacity:0;transform:translateY(3px) scale(.7)}15%{opacity:1;transform:translateY(-1px) scale(1)}38%{opacity:1;transform:translateY(-8px)}62%{opacity:0;transform:translateY(-16px)}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.kick .plus::after{animation:none;display:none}}
.hero h1{font-size:44px;font-weight:800;line-height:1.1;letter-spacing:-1px;margin:16px auto;max-width:800px}
.hero h1 b{color:var(--cyan)}
.hero p.lead{color:var(--mut);font-size:18px;max-width:660px;margin:0 auto 28px}
.highlight-cyan{color:var(--cyan);font-weight:600;text-shadow:0 0 8px rgba(0,229,255,.3)}
.highlight-yellow{color:var(--yel);font-weight:600;text-shadow:0 0 8px rgba(255,234,0,.3)}
.count-up{display:inline-block;min-width:1.1em;text-align:right}
.cta2{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero small{display:block;color:var(--mut);margin-top:14px;font-size:13px}

/* Sections */
section{padding:56px 0}
h2{font-size:29px;font-weight:800;text-align:center;letter-spacing:-.5px}
h2 b{color:var(--cyan)}
.sub{color:var(--mut);text-align:center;max-width:660px;margin:10px auto 34px;font-size:16px}
.pagehead{padding:56px 0 8px;text-align:center}
.pagehead h1{font-size:36px;font-weight:800;letter-spacing:-.5px}
.pagehead p{color:var(--mut);font-size:17px;max-width:640px;margin:12px auto 0}

/* Differentiator band */
.diff{background:linear-gradient(135deg,#07202b,#0b1424);border:1px solid #164e63;border-radius:20px;padding:34px;text-align:center}
.diff .tag{display:inline-block;background:rgba(34,211,238,.12);color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:1px;padding:5px 12px;border-radius:20px;text-transform:uppercase}
.diff h2{margin-top:14px}
.diff p{color:var(--mut);max-width:620px;margin:12px auto 0;font-size:16px}
.bars{max-width:420px;margin:22px auto 0;display:grid;gap:9px}
.brow{display:grid;grid-template-columns:120px 1fr 42px;align-items:center;gap:10px;font-size:13px}
.brow .l{text-align:left;color:var(--txt)}.brow .l.you{color:var(--cyan);font-weight:800}
.brow .t{background:#0a1220;border:1px solid var(--line);border-radius:7px;height:20px;overflow:hidden}
.brow .fi{height:100%;border-radius:6px}
.brow .v{font-weight:800;text-align:right}

/* Grids / cards */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.feat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;display:block;transition:border-color .15s,transform .1s}
.feat:hover{border-color:rgba(0,229,255,.35);transform:translateY(-2px);box-shadow:0 0 20px rgba(0,229,255,.08)}
.feat .ic{font-size:26px;line-height:0}
.feat .ic svg{width:30px;height:30px;display:block}
.feat h3{font-size:17px;margin:10px 0 6px;color:var(--txt)}
.feat p{color:var(--mut);font-size:14px}

/* Solution blocks (detailed) */
.sol{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--_c,var(--cyan));border-radius:16px;padding:24px;margin-bottom:16px}
.sol h3{font-size:20px;display:flex;align-items:center;gap:10px}
.sol h3 svg{width:24px;height:24px;flex:0 0 auto;color:var(--_c,var(--cyan))}
.sol .lead{color:var(--mut);font-size:14px;margin:4px 0 14px}
.sol ul{list-style:none;display:grid;gap:9px}
.sol li{padding-left:26px;position:relative;color:#c8ccd2;font-size:14.5px;line-height:1.5}
.sol li::before{content:"→";position:absolute;left:0;color:var(--_c,var(--cyan));font-weight:700}
.sol li b{color:#fff}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s;margin-top:14px}
.step{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 22px 22px;position:relative}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:30px;height:30px;background:var(--cyan);color:#05070f;font-weight:800;border-radius:50%;display:grid;place-items:center}
.step h3{font-size:16px;margin:8px 0 6px}.step p{color:var(--mut);font-size:14px}

/* Offers */
.offers{display:grid;gap:12px}
.offer{display:grid;grid-template-columns:200px 1fr auto;gap:16px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.offer .name{font-weight:800;font-size:16px;color:var(--_c,var(--cyan))}
.offer .desc{color:#c8ccd2;font-size:14px}
.offer .pill{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--mut);border:1px solid var(--line);border-radius:20px;padding:4px 11px;white-space:nowrap}
.offer .price{font-weight:800;font-size:18px;color:var(--_c,var(--cyan));white-space:nowrap;text-align:right}
.offer .price em{display:block;font-style:normal;font-weight:600;font-size:11px;color:var(--mut);margin-top:2px;text-transform:uppercase;letter-spacing:.5px}
@media(max-width:640px){.offer{grid-template-columns:1fr;gap:6px}.offer .pill{justify-self:start}.offer .price{text-align:left}.offer .price em{display:inline;margin-left:6px}}

/* Audiences */
.aud{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.audcard{border-radius:16px;padding:22px}
.audcard.a{background:#101a14;border:1px solid #1f3a2a}
.audcard.b{background:var(--card2);border:1px solid #164e63}
.audcard .who{font-weight:800;font-size:16px}
.audcard.a .who{color:var(--grn)}.audcard.b .who{color:var(--blue)}
.audcard p{color:#c8ccd2;font-size:14px;margin-top:6px}

/* CTA band */
.band{background:linear-gradient(135deg,#0e2a3a,#0d1424);border:1px solid #164e63;border-radius:20px;padding:42px;text-align:center;margin:20px 0}
.band h2{font-size:26px}.band p{color:var(--mut);margin:10px auto 22px;max-width:540px}

/* Logos clients (preuve sociale) */
.logos-band{padding:36px 0}
.logos-band .lab{text-align:center;color:var(--mut);font-size:12px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:18px;font-weight:700}
.logos-row{display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:center}
.logos-row img{height:40px;max-width:140px;object-fit:contain;filter:grayscale(1) brightness(1.7);opacity:.72;transition:filter .2s,opacity .2s}
.logos-row img:hover{filter:none;opacity:1}
@media(max-width:640px){.logos-row{gap:20px}.logos-row img{height:30px;max-width:104px}}

/* Footer */
footer{border-top:1px solid var(--line);color:var(--mut);font-size:13px;text-align:center;padding:30px 0 44px}
footer a{color:var(--cyan);text-decoration:none}
.foot-links{margin-top:8px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

@media(max-width:760px){.grid,.grid.two,.steps,.aud{grid-template-columns:1fr}}
@media(max-width:640px){.hero h1{font-size:31px}.pagehead h1{font-size:28px}h2{font-size:23px}.diff,.band{padding:26px}.brow{grid-template-columns:96px 1fr 36px}}