/* ============================================================
   KOD Platform — Design System (0DATA DNA)
   Palette pastel sobre · verre cyan · grille labo · Inter + Share Tech Mono
   ============================================================ */

:root{
  --bg:#0b1322;               /* fond principal */
  --abyss:#0e1828;
  --panel:#121d2d;
  --elevated:#172436;

  --cyan:#7eb8da;             /* primaire — réseau, liens */
  --cyan-soft:rgba(126,184,218,.12);
  --cyan-border:rgba(126,184,218,.32);
  --gold:#d4b896;             /* premium / CTA secondaire */
  --green:#8cc9b8;            /* succès, PnL+ */
  --rose:#d4a0a8;
  --violet:#a0a0d4;
  --red:#d47070;              /* alerte, liquidation */

  --text:#d4dce8;
  --dim:#98a8bd;
  --muted:#5a6b80;
  --head:#e6f2ff;
  --hairline:rgba(126,184,218,.14);
  --hairline-strong:rgba(126,184,218,.28);

  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,system-ui,sans-serif;
  --mono:'SF Mono','Courier New',ui-monospace,monospace;

  --radius:12px;
  --maxw:1120px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--text);
  line-height:1.6;
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(126,184,218,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(126,184,218,.035) 1px,transparent 1px),
    linear-gradient(rgba(126,184,218,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(126,184,218,.055) 1px,transparent 1px);
  background-size:32px 32px,32px 32px,160px 160px,160px 160px;
  background-attachment:fixed;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--cyan);text-decoration:none}
a:hover{color:var(--head)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Typo ---------- */
h1,h2,h3{color:var(--head);font-weight:600;line-height:1.15}
h1{font-size:clamp(2rem,5vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
.mono{font-family:var(--mono)}
.dim{color:var(--muted)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(11,19,34,.7);border-bottom:1px solid rgba(126,184,218,.12)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:26px;width:auto}
.logo-tag{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--muted);white-space:nowrap}
nav{display:flex;align-items:center;gap:24px}
nav a{font-size:14px;color:var(--text)}
nav a:hover{color:var(--head)}

/* ---------- Boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--cyan-soft);
  border:1px solid var(--cyan-border);
  color:var(--head);
  padding:13px 26px;border-radius:8px;
  font:500 13.5px var(--sans);
  cursor:pointer;transition:all .18s ease;
  white-space:nowrap;
}
.btn:hover{background:rgba(126,184,218,.2);color:#fff;border-color:rgba(126,184,218,.45)}
.btn.gold{background:rgba(212,184,150,.1);border-color:rgba(212,184,150,.32);color:var(--gold)}
.btn.gold:hover{background:rgba(212,184,150,.18);color:#fff}
.btn.ghost{background:transparent;border-color:rgba(126,184,218,.18);color:var(--text)}

/* ---------- Hero ---------- */
.hero{padding:88px 0 64px;text-align:center;position:relative}
.hero h1{margin:18px 0 20px}
.hero h1 .grad{
  background:linear-gradient(90deg,var(--cyan),var(--gold));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{max-width:640px;margin:0 auto 32px;color:var(--muted);font-size:17px}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stats{display:flex;gap:40px;justify-content:center;margin-top:48px;flex-wrap:wrap}
.stat{text-align:center}
.stat .n{font-family:var(--mono);font-size:26px;color:var(--head)}
.stat .l{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:4px}

/* ---------- Sections ---------- */
section{padding:72px 0}
.sec-head{max-width:640px;margin:0 auto 48px;text-align:center}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--muted)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:var(--panel);border:1px solid rgba(126,184,218,.12);border-radius:var(--radius);padding:28px}
.step .num{font-family:var(--mono);font-size:12px;color:var(--cyan);letter-spacing:.1em}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:14px;color:var(--muted)}

/* ---------- Pricing ---------- */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{background:var(--panel);border:1px solid rgba(126,184,218,.12);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column}
.plan.featured{border-color:var(--cyan-border);background:linear-gradient(180deg,rgba(126,184,218,.06),var(--panel))}
.plan .price{font-family:var(--mono);font-size:34px;color:var(--head);margin:14px 0 4px}
.plan .price span{font-size:14px;color:var(--muted)}
.plan ul{list-style:none;margin:22px 0;flex:1}
.plan li{padding:7px 0;font-size:14px;color:var(--text);display:flex;gap:10px;align-items:flex-start}
.plan li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-top:8px;flex-shrink:0}
.plan li.off{color:var(--muted)}
.plan li.off::before{background:var(--muted)}

/* ---------- Comment ça marche ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.flow .box{background:var(--panel);border:1px solid rgba(126,184,218,.12);border-radius:var(--radius);padding:26px}
.flow .box h3{font-size:16px;margin:10px 0 8px}
.flow .box p{font-size:13.5px;color:var(--muted)}
.flow .ico{font-family:var(--mono);color:var(--cyan);font-size:22px}

/* ---------- Preuve (anonyme collectif) ---------- */
.proof{background:var(--panel);border:1px solid rgba(126,184,218,.12);border-radius:var(--radius);padding:36px;text-align:center}
.proof .q{font-size:18px;color:var(--head);max-width:560px;margin:0 auto 12px;line-height:1.5}
.proof .src{font-family:var(--mono);font-size:12px;color:var(--muted)}

/* ---------- Footer ---------- */
footer{border-top:1px solid rgba(126,184,218,.12);padding:40px 0;margin-top:40px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
footer small{color:var(--muted);font-size:12px}
footer nav{display:flex;gap:20px;flex-wrap:wrap}
footer nav a{font-size:12.5px}

/* ---------- Responsive ---------- */
@media(max-width:768px){
  .steps,.pricing,.flow{grid-template-columns:1fr}
  nav{display:none}
  .hero{padding:60px 0 48px}
  section{padding:52px 0}
}