/* IBM Plex Sans — auto-hébergée (SIL OFL, aucune dépendance externe / RGPD-clean) */
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;
  src:url('fonts/ibm-plex-sans-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:500;font-display:swap;
  src:url('fonts/ibm-plex-sans-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;
  src:url('fonts/ibm-plex-sans-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:700;font-display:swap;
  src:url('fonts/ibm-plex-sans-latin-700-normal.woff2') format('woff2')}

:root{
  --navy:#0f1b33; --navy-2:#16264a; --blue:#2563eb; --blue-d:#1d4ed8; --blue-l:#5b9bff;
  --teal:#0d9488;
  --ink:#1a2230; --muted:#647089; --line:#e2e7ef; --bg:#ffffff; --bg-alt:#eef1f5;
  --radius:10px;
  --shadow:0 1px 3px rgba(20,30,50,.08),0 1px 2px rgba(20,30,50,.04);
  --shadow-lg:0 10px 30px rgba(20,30,50,.10);
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"IBM Plex Sans","Segoe UI",system-ui,-apple-system,sans-serif;color:var(--ink);
  background:var(--bg);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3{line-height:1.2;margin:0}
p{margin:0 0 1rem}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.4rem}
.hl{color:var(--blue)}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:.8rem 1.4rem;background:rgba(15,27,51,.96);backdrop-filter:blur(6px);color:#fff}
.brand{display:flex;align-items:center;gap:.5rem;color:#fff;font-weight:700}
.brand-logo{width:34px;height:34px;display:block}
.nav-links{display:flex;align-items:center;gap:1.5rem}
.nav-links a{color:#c9d4e8;font-size:.95rem;font-weight:500}
.nav-links a:hover{color:#fff}
.nav-cta{background:var(--blue);color:#fff!important;padding:.5rem .9rem;border-radius:8px;font-weight:600}
.nav-cta:hover{background:var(--blue-d)}

/* ---------- HERO ---------- */
.hero{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;
  padding:5.5rem 0 5rem;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(91,155,255,.22),transparent 70%);border-radius:50%}
.hero-inner{position:relative;z-index:1;max-width:860px}
.eyebrow{color:var(--blue-l);font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  font-size:.82rem;margin-bottom:1rem}
.hero h1{font-size:2.7rem;font-weight:700;margin-bottom:1.2rem;text-wrap:balance}
.hero .hl{color:var(--blue-l)}
.lead{font-size:1.18rem;color:#c9d4e8;max-width:720px;margin-bottom:1.8rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem}

/* ---------- BOUTONS ---------- */
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.75rem 1.3rem;border-radius:10px;
  font-weight:600;font-size:1rem;cursor:pointer;border:2px solid transparent;transition:.15s;white-space:nowrap}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d);transform:translateY(-1px)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-2)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost-light:hover{background:rgba(255,255,255,.1)}
.section:not(.section-dark) .btn-ghost{color:var(--ink);border-color:var(--line)}
.section:not(.section-dark) .btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-lg{padding:.9rem 1.6rem;font-size:1.08rem}

/* ---------- SECTIONS ---------- */
.section{padding:5rem 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff}
.section-title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:.5rem}
.section-title.left{text-align:left}
.section-title.light{color:#fff}
.section-sub{text-align:center;color:var(--muted);font-size:1.08rem;max-width:640px;margin:0 auto 2.6rem}
.section-sub.light{color:#c9d4e8}

/* ---------- GRILLES / CARTES ---------- */
.grid{display:grid;gap:1.2rem}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;
  box-shadow:var(--shadow)}
.pain-ico{font-size:1.8rem;margin-bottom:.6rem}
.pain h3{font-size:1.08rem;margin-bottom:.4rem}
.pain p{color:var(--muted);font-size:.95rem;margin:0}

/* Services */
.service{position:relative;display:flex;flex-direction:column}
.service-num{font-size:.8rem;font-weight:800;color:var(--blue);letter-spacing:1px}
.service h3{font-size:1.25rem;margin:.5rem 0 .6rem}
.service p{color:var(--muted);font-size:.98rem}
.service ul{margin:.5rem 0 0;padding-left:0;list-style:none;color:var(--ink)}
.service ul li{position:relative;margin-bottom:.3rem;font-size:.95rem;padding-left:1.5rem}
.service ul li::before{content:"✓";position:absolute;left:0;top:0;color:var(--teal);font-weight:700}
.service-feature{border-color:var(--blue);box-shadow:var(--shadow-lg);position:relative}
.service-feature::before{content:"Le plus demandé";position:absolute;top:-11px;left:1.6rem;
  background:var(--blue);color:#fff;font-size:.7rem;font-weight:700;padding:.15rem .6rem;border-radius:20px;
  text-transform:uppercase;letter-spacing:.5px}
.services-note{text-align:center;color:var(--muted);max-width:680px;margin:2.2rem auto 0}

/* ---------- DIFFÉRENCE ---------- */
.diff{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.big-quote{font-size:1.7rem;font-weight:700;line-height:1.35;color:var(--navy);margin:0}
.diff-text p{color:var(--muted)}
.diff-text strong{color:var(--ink)}

/* ---------- SHOWCASE ---------- */
.showcase{display:grid;grid-template-columns:1.15fr .85fr;gap:2.2rem;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow-lg)}
.showcase-media img{width:100%;border-radius:10px;border:1px solid var(--line);display:block}
.showcase-text .tag{display:inline-block;background:#eef2f9;color:#42506b;font-size:.75rem;font-weight:600;
  padding:.2rem .6rem;border-radius:6px;margin-bottom:.6rem}
.showcase-text h3{font-size:1.5rem;margin-bottom:.6rem}
.showcase-text p{color:var(--muted)}
.showcase-stack{font-size:.9rem;color:var(--ink);font-weight:600}

/* ---------- À PROPOS ---------- */
.apropos{display:grid;grid-template-columns:280px 1fr;gap:2.5rem;align-items:center}
.apropos-photo .photo{width:240px;height:240px;border-radius:50%;object-fit:cover;object-position:center top;
  margin:0 auto;display:block;box-shadow:var(--shadow-lg);border:4px solid #fff}
.photo-placeholder{width:220px;height:220px;border-radius:50%;background:linear-gradient(160deg,var(--navy),var(--blue));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:4rem;font-weight:800;margin:0 auto;
  box-shadow:var(--shadow-lg)}
.apropos-text p{color:var(--muted)}
.apropos-text strong{color:var(--ink)}

/* ---------- CONTACT ---------- */
.contact{text-align:center}
.contact-form{max-width:560px;margin:0 auto;text-align:left;display:flex;flex-direction:column;gap:1rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.contact-form label{display:flex;flex-direction:column;gap:.35rem;font-size:.9rem;font-weight:600;color:#dbe4f5}
.contact-form .req{color:var(--blue-l)}
.contact-form input,.contact-form textarea{font:inherit;font-weight:400;padding:.7rem .8rem;border-radius:9px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;outline:none;transition:.15s}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:#8a96b0}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--blue-l);background:rgba(255,255,255,.1)}
.contact-form textarea{resize:vertical}
.contact-form button{align-self:flex-start;margin-top:.3rem}
.form-status{min-height:1.2em;font-size:.92rem;font-weight:600;margin:0}
.form-status.ok{color:#8ff0b0}
.form-status.err{color:#ffb0b0}
.contact-alt{margin-top:1.4rem;color:#c9d4e8;font-size:.95rem}
.contact-alt a{color:#fff;text-decoration:underline}
@media(max-width:520px){.field-row{grid-template-columns:1fr}}

/* ---------- FOOTER ---------- */
.footer{background:#0a1327;color:#8a96b0;padding:1.6rem 0;font-size:.88rem}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer a{color:#c9d4e8}

/* ---------- RESPONSIVE ---------- */
@media(max-width:960px){
  .grid-4{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr}
  .diff,.showcase,.apropos{grid-template-columns:1fr;gap:1.6rem}
  .apropos-photo{order:-1}
}
@media(max-width:680px){
  body{font-size:16px}
  .hero{padding:3.5rem 0}
  .hero h1{font-size:2rem}
  .nav-links{gap:.9rem}
  .nav-links a:not(.nav-cta){display:none}
  .section{padding:3.4rem 0}
  .section-title{font-size:1.6rem}
  .grid-4{grid-template-columns:1fr}
}