/* ===== SafeSend site vitrine — CSS refonte (base complète) ===== */
  :root{
    --deep:#1A3A52;
    --brand:#2A5F87;
    --brand-light:#4A8AB5;
    --teal:#5FA8A3;
    --teal-light:#8CC5C2;
    --ink:#122A3D;
    --bg:#F4F8FA;
    --bg2:#EAF2F5;
    --surface:#FFFFFF;
    --line:#DCE7EC;
    --text:#1A2E3B;
    --muted:#5B7285;
    --subtle:#8CA0AE;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth;background:var(--bg)}
  body{background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,sans-serif;line-height:1.6;overflow-x:hidden;-webkit-text-size-adjust:100%}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:1180px;margin:0 auto;padding:0 28px}
  h1,h2,h3,.display{font-family:'Sora',sans-serif;letter-spacing:-.02em}
  em{font-style:normal;background:linear-gradient(120deg,var(--brand),var(--teal));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

  /* NAV */
  header{position:sticky;top:0;z-index:100;background:rgba(244,248,250,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
  nav{display:flex;align-items:center;justify-content:space-between;height:90px;gap:20px}
  .logo-nav img{height:56px;width:auto;display:block}
  .nav-links{display:flex;gap:26px;align-items:center}
  .nav-links a{font-size:14.5px;color:var(--muted);font-weight:500;transition:color .2s}
  .nav-links a:hover{color:var(--deep)}
  .nav-actions{display:flex;gap:12px;align-items:center}
  .btn{padding:12px 22px;border-radius:10px;font-weight:600;font-size:14.5px;transition:transform .2s,box-shadow .2s,background .2s;display:inline-flex;align-items:center;gap:8px;cursor:pointer;border:none;font-family:inherit}
  .btn-primary{background:linear-gradient(135deg,var(--brand),var(--teal));color:#fff}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(42,95,135,.28)}
  .btn-ghost{background:transparent;color:var(--deep);border:1px solid var(--line)}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
  .btn-login{color:var(--deep);font-weight:600;font-size:14.5px}
  .burger{display:none;background:none;border:none;color:var(--deep);cursor:pointer;font-size:22px}

  /* HERO */
  .hero{position:relative;padding:90px 0 80px;overflow:hidden}
  .hero-glow{position:absolute;top:-200px;right:-100px;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(140,197,194,.28),rgba(140,197,194,0) 70%);pointer-events:none}
  .hero-glow2{position:absolute;bottom:-150px;left:-120px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(74,138,181,.16),rgba(74,138,181,0) 70%);pointer-events:none}
  .hero-inner{position:relative;z-index:2;max-width:820px}
  .hero-badge{display:inline-flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);padding:9px 18px;border-radius:999px;font-size:13.5px;color:var(--deep);font-weight:600;margin-bottom:28px;box-shadow:0 2px 12px rgba(26,58,82,.05)}
  .hero-badge span{color:var(--teal)}
  .hero h1{font-size:clamp(40px,6.5vw,68px);font-weight:800;line-height:1.04;margin-bottom:26px;color:var(--deep)}
  .hero p.lead{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:680px;margin-bottom:38px}
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap}
  .btn-lg{padding:16px 30px;font-size:16px}

  /* SECTIONS */
  section.block{padding:80px 0}
  .section-head{text-align:center;max-width:720px;margin:0 auto 56px}
  .eyebrow{display:inline-block;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);font-weight:700;margin-bottom:14px}
  h2.title{font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.14;color:var(--deep);margin-bottom:18px}
  .section-head p{color:var(--muted);font-size:17px}

  /* grille features */
  .features{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
  .feature-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:30px;transition:transform .25s,box-shadow .25s}
  .feature-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(26,58,82,.09)}
  .feature-ic{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,var(--deep),var(--brand));display:flex;align-items:center;justify-content:center;margin-bottom:20px}
  .feature-ic svg{width:26px;height:26px;stroke:var(--teal-light);fill:none;stroke-width:2}
  .feature-card h3{font-size:19px;font-weight:600;color:var(--deep);margin-bottom:10px}
  .feature-card p{font-size:14.5px;color:var(--muted);line-height:1.6}

  /* espaces (3 colonnes) */
  .spaces{background:var(--bg2)}
  .spaces-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
  .space-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:34px;display:flex;flex-direction:column}
  .space-card .tag{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
  .space-card h3{font-size:22px;font-weight:700;color:var(--deep);margin-bottom:12px}
  .space-card p{font-size:14.5px;color:var(--muted);line-height:1.6;flex:1;margin-bottom:22px}
  .space-card a{color:var(--brand);font-weight:600;font-size:14.5px}

  /* CTA */
  .cta-band{background:linear-gradient(135deg,var(--deep),var(--brand));border-radius:28px;padding:64px 48px;text-align:center;position:relative;overflow:hidden}
  .cta-band::before{content:"";position:absolute;top:-80px;right:-40px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(140,197,194,.25),transparent 70%)}
  .cta-band h2{color:#fff;font-size:clamp(28px,4vw,40px);margin-bottom:14px;position:relative}
  .cta-band p{color:rgba(255,255,255,.85);margin-bottom:30px;position:relative;font-size:17px}
  .cta-band .btn-primary{background:#fff;color:var(--deep)}
  .cta-band .btn-primary:hover{box-shadow:0 12px 30px rgba(0,0,0,.2)}

  /* FOOTER */
  footer{background:var(--deep);color:#fff;padding:64px 0 30px}
  .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
  .foot-brand img{height:64px;margin-bottom:18px;background:#fff;padding:10px 16px;border-radius:12px}
  .foot-brand p{font-size:14px;color:rgba(255,255,255,.6);max-width:340px;line-height:1.65}
  .foot-col h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-light);margin-bottom:16px;font-weight:600}
  .foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:11px;transition:color .2s}
  .foot-col a:hover{color:#fff}
  .foot-bottom{padding-top:28px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.5);text-align:center}

  @media(max-width:900px){
    .nav-links{display:none}
    .nav-actions .btn-ghost{display:none}
    .burger{display:block}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
    .hero{padding:60px 0 50px}
  }
  @media(max-width:560px){
    .foot-grid{grid-template-columns:1fr}
    .cta-band{padding:44px 26px}
  }
  @media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
  .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}
</style>
<style>
  .page-hero{padding:80px 0 40px;position:relative;overflow:hidden}
  .page-hero .hero-glow{position:absolute;top:-200px;right:-100px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(140,197,194,.24),transparent 70%);pointer-events:none}
  .page-hero .inner{position:relative;z-index:2;max-width:780px}
  .page-hero h1{font-family:'Sora';font-size:clamp(34px,5vw,54px);font-weight:800;line-height:1.06;color:var(--deep);margin-bottom:20px}
  .page-hero p.lead{font-size:18px;color:var(--muted);max-width:640px}
  .prose{max-width:760px}
  .prose p{color:var(--muted);margin-bottom:18px;font-size:16px}
  .prose h2{font-family:'Sora';font-size:26px;color:var(--deep);margin:34px 0 16px}
  .contact-form{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:34px;max-width:620px;box-shadow:0 4px 24px rgba(26,58,82,.06)}
  .field{margin-bottom:20px}
  .field label{display:block;font-size:13.5px;font-weight:600;color:var(--deep);margin-bottom:8px}
  .field input,.field select,.field textarea{width:100%;padding:13px 15px;background:var(--bg);border:1px solid var(--line);border-radius:9px;color:var(--text);font-family:inherit;font-size:15px}
  .field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal)}
  .field textarea{min-height:130px;resize:vertical}
  .split{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:start}
  .contact-info{display:flex;flex-direction:column;gap:22px}
  .ci-item{display:flex;gap:14px;align-items:flex-start}
  .ci-item .ic{width:44px;height:44px;border-radius:11px;flex-shrink:0;background:linear-gradient(135deg,var(--deep),var(--brand));display:flex;align-items:center;justify-content:center;color:var(--teal-light);font-size:18px}
  .ci-item h4{font-size:15px;font-weight:600;color:var(--deep);margin-bottom:3px}
  .ci-item p{font-size:14px;color:var(--muted)}
  .price-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:40px;max-width:460px;margin:0 auto;text-align:center;box-shadow:0 8px 40px rgba(26,58,82,.08)}
  .price-card .plan{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin-bottom:16px}
  .price-card .amount{font-family:'Sora';font-size:52px;font-weight:800;color:var(--deep);line-height:1}
  .price-card .amount span{font-size:18px;color:var(--muted);font-weight:500}
  .price-card ul{list-style:none;text-align:left;margin:28px 0}
  .price-card ul li{padding:10px 0 10px 30px;position:relative;color:var(--muted);font-size:15px;border-bottom:1px solid var(--line)}
  .price-card ul li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}
  .feat-block{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:40px}
  .feat-item{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px}
  .feat-item h3{font-size:18px;color:var(--deep);margin-bottom:10px;font-weight:600}
  .feat-item p{font-size:14.5px;color:var(--muted);line-height:1.6}
  @media(max-width:900px){.split{grid-template-columns:1fr;gap:36px}}

/* ===== Menu mobile (version PHP) ===== */
header .nav-mobile{display:none;flex-direction:column;gap:4px;padding:16px 0;border-top:1px solid var(--line)}
header .nav-mobile.open{display:flex}
.nav-mobile a{padding:12px 4px;font-size:15px;color:var(--muted);font-weight:500;border-radius:8px}
.nav-mobile a:hover{color:var(--deep)}
.nav-mobile .btn{margin-top:6px;justify-content:center}

/* ===== Alertes flash (version PHP) ===== */
.ss-alert{padding:14px 18px;border-radius:12px;font-size:14.5px;margin-bottom:8px}
.ss-alert-success{background:#e7f6f3;color:#0f5f57;border:1px solid #b8e0da}
.ss-alert-error{background:#fdecec;color:#a12020;border:1px solid #f5c6c6}
.ss-alert-info{background:#eaf2f7;color:#1a3a52;border:1px solid #c5dae6}