/* ============================================================
   CLOUDSYS-ERP — Design system (SaaS bleu moderne)
   ============================================================ */
:root{
  --blue-900:#15324f;
  --blue-700:#1f4e79;
  --blue-600:#2e75b6;   /* primary */
  --blue-500:#3b82c4;
  --accent:#06b6d4;     /* cyan accent */
  --accent-700:#0e7490;
  --ink:#1f2937;
  --muted:#5b6b7b;
  --bg:#ffffff;
  --bg-soft:#f4f8fc;
  --bg-deep:#0f2c47;
  --border:#e2e8f0;
  --ok:#1e8449;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(20,50,79,.08);
  --shadow-lg:0 20px 50px rgba(20,50,79,.14);
  --maxw:1140px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;font-size:17px;
}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--blue-700);line-height:1.2;margin:0 0 .4em}
h1{font-size:clamp(2rem,4.5vw,3.1rem);letter-spacing:-.5px}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.18rem}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:76px 0}
.section--soft{background:var(--bg-soft)}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:720px}
.center .lead{margin-left:auto;margin-right:auto}
.eyebrow{display:inline-block;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  font-size:.78rem;color:var(--blue-600);background:#e7f1fb;padding:6px 14px;border-radius:999px;margin-bottom:18px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:1rem;
  padding:13px 24px;border-radius:999px;cursor:pointer;border:2px solid transparent;transition:.18s;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn--primary{background:var(--blue-600);color:#fff;box-shadow:0 8px 20px rgba(46,117,182,.3)}
.btn--primary:hover{background:var(--blue-700)}
.btn--accent{background:var(--accent);color:#063}
.btn--accent:hover{background:var(--accent-700);color:#fff}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--outline{background:#fff;color:var(--blue-700);border-color:var(--border)}
.btn--outline:hover{border-color:var(--blue-600)}
.btn--lg{padding:16px 32px;font-size:1.05rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;color:var(--blue-700)}
.brand:hover{text-decoration:none}
.brand .logo-mark{width:34px;height:34px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink);font-weight:600}
.nav-links a:hover{color:var(--blue-600);text-decoration:none}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-actions .link-account{font-weight:600;color:var(--ink)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:42px;height:42px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--blue-700);margin:5px auto;transition:.2s}

/* Hero */
.hero{position:relative;overflow:hidden;color:#fff;
  background:radial-gradient(1200px 600px at 80% -10%,#2e75b6 0%,transparent 60%),
             linear-gradient(135deg,#15324f 0%,#1f4e79 55%,#2e75b6 120%)}
.hero .container{position:relative;z-index:2;padding-top:84px;padding-bottom:90px}
.hero h1{color:#fff;max-width:880px}
.hero .eyebrow{background:rgba(255,255,255,.14);color:#cfe6fb}
.hero p{color:#dbe9f6;font-size:1.2rem;max-width:680px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero-blob{position:absolute;right:-120px;top:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(6,182,212,.5),transparent 60%);filter:blur(20px);z-index:1}

/* Stats band */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.stat{padding:18px}
.stat .num{font-size:2.4rem;font-weight:800;color:var(--blue-600);line-height:1}
.stat .lbl{color:var(--muted);font-size:.98rem;margin-top:8px}

/* Cards grid */
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#cfe0f0}
.card .ico{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#e7f1fb,#d3e7fa);margin-bottom:16px}
.card .ico svg{width:28px;height:28px;stroke:var(--blue-600)}
.card .num-badge{font-weight:800;color:var(--accent-700);font-size:.85rem;letter-spacing:.08em}
.card h3{margin-top:4px}
.card p{color:var(--muted);margin:0}

/* Module detail (solutions) */
.module{display:grid;grid-template-columns:48px 1fr;gap:20px;padding:30px 0;border-bottom:1px solid var(--border)}
.module:last-child{border-bottom:0}
.module .m-ico{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,#e7f1fb,#d3e7fa);
  display:flex;align-items:center;justify-content:center}
.module .m-ico svg{width:26px;height:26px;stroke:var(--blue-600)}
.module h3{margin-bottom:.3em}
.feat-list{list-style:none;margin:10px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 26px}
.feat-list li{position:relative;padding-left:26px;color:var(--ink)}
.feat-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 3px #d7f4fb}

/* Highlight band (Tunisia) */
.band{background:linear-gradient(120deg,#0f2c47,#1f4e79);color:#fff;border-radius:18px;padding:46px;
  display:grid;grid-template-columns:1.3fr 1fr;gap:30px;align-items:center}
.band h2{color:#fff}
.band p{color:#cfe0f0;margin:0}
.band .chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:8px 14px;border-radius:999px;font-weight:600;font-size:.92rem}

/* CTA */
.cta{background:linear-gradient(135deg,#1f4e79,#2e75b6);color:#fff;text-align:center;border-radius:20px;padding:54px 28px}
.cta h2{color:#fff}
.cta p{color:#dbe9f6;max-width:560px;margin:0 auto 22px}

/* Forms */
.form-wrap{display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:start}
.form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);
  font:inherit;color:var(--ink);background:#fcfdff}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-600);box-shadow:0 0 0 3px #d7e8f9}
.field textarea{min-height:120px;resize:vertical}
.contact-aside{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.contact-aside h3{margin-top:0}
.contact-item{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px}
.contact-item svg{width:22px;height:22px;stroke:var(--blue-600);flex:0 0 auto;margin-top:2px}

/* Page hero (inner) */
.page-hero{background:var(--bg-soft);border-bottom:1px solid var(--border);padding:56px 0 40px}
.page-hero h1{margin-bottom:.25em}

/* Footer */
.site-footer{background:var(--bg-deep);color:#c7d6e4;padding:54px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.06em;text-transform:uppercase;margin:0 0 14px}
.site-footer a{color:#c7d6e4;display:block;margin-bottom:9px}
.site-footer a:hover{color:#fff}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:1.2rem;margin-bottom:12px}
.foot-brand .logo-mark{width:30px;height:30px}
.socials{display:flex;gap:12px;margin-top:14px}
.socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;margin:0}
.socials svg{width:18px;height:18px;fill:#c7d6e4}
.socials a:hover{background:var(--blue-600)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.9rem;color:#9fb3c6}

/* Utilities */
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.note{font-size:.88rem;color:var(--muted)}
.spacer{height:36px}

/* Responsive */
@media(max-width:900px){
  .grid--3{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .band{grid-template-columns:1fr}
  .form-wrap{grid-template-columns:1fr}
}
@media(max-width:680px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;
    background:#fff;border-bottom:1px solid var(--border);padding:18px 22px;gap:16px}
  .nav.open .nav-links a{width:100%}
  .grid--3,.grid--2,.stats{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .feat-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:52px 0}
  .band{padding:30px}
}