/* ============================================================
   RDS – Ramata Digital Service
   Palette logo : cyan #00e8f0, bleu #1e3c96, ocean #0f78b4
   ============================================================ */

:root {
  --cyan:       #00e8f0;
  --cyan-dark:  #00b4c8;
  --blue-mid:   #1e3c96;
  --blue-ocean: #0f78b4;
  --navy:       #071228;
  --navy-card:  #0a1a38;
  --white:      #ffffff;
  --text-muted: #7a90b0;
  --border:     rgba(255,255,255,0.07);
  --border-hover: rgba(0,232,240,0.25);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Montserrat', 'Segoe UI', sans-serif;
  --nav-h: 68px;
  --section-px: 6%;
  --section-py: 80px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);background:var(--navy);color:var(--white);overflow-x:hidden;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{cursor:pointer;font-family:inherit;border:none;outline:none}
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--navy)}
::-webkit-scrollbar-thumb{background:var(--blue-mid);border-radius:3px}

/* NETWORK CANVAS */
#network-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.55}

/* NAVBAR */
.navbar{position:fixed;top:0;left:0;width:100%;z-index:1000;height:var(--nav-h);background:rgba(7,18,40,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--section-px);transition:box-shadow .3s}
.navbar.scrolled{box-shadow:0 4px 32px rgba(0,0,0,.5)}
.nav-brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-brand img{height:40px;width:40px;object-fit:contain}
.nav-brand-name{font-family:var(--font-display);font-size:1rem;font-weight:600;letter-spacing:.04em;color:var(--white);display:block;white-space:nowrap}
.nav-brand-tagline{font-size:.52rem;font-weight:400;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);display:block}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu li a{font-size:.64rem;font-weight:500;letter-spacing:.09em;text-transform:uppercase;color:rgba(255,255,255,.6);padding:7px 12px;border-radius:2px;transition:color .25s;display:block}
.nav-menu li a:hover,.nav-menu li a.active{color:var(--cyan)}
.nav-menu li a.nav-btn{border:1px solid var(--cyan);color:var(--cyan);padding:7px 16px;margin-left:6px}
.nav-menu li a.nav-btn:hover{background:var(--cyan);color:var(--navy)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.hamburger span{width:22px;height:2px;background:var(--white);border-radius:2px;transition:all .3s;display:block}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* HERO */
.hero{min-height:100vh;padding:calc(var(--nav-h) + 60px) var(--section-px) 70px;display:flex;align-items:center;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:1;background:radial-gradient(ellipse 65% 55% at 68% 45%,rgba(15,120,180,.08) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 8% 80%,rgba(30,60,150,.12) 0%,transparent 55%),linear-gradient(150deg,rgba(5,13,32,.82) 0%,rgba(7,18,40,.78) 55%,rgba(11,30,69,.82) 100%)}
.hero-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;width:100%;gap:50px}
.hero-content{max-width:580px;flex:1}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.6rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:22px}
.hero-eyebrow::before{content:'';width:24px;height:1px;background:var(--cyan);flex-shrink:0}
.hero-title{font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.8rem);font-weight:300;line-height:1.1;margin-bottom:20px}
.hero-title em{font-style:italic;color:var(--cyan)}
.hero-title strong{font-weight:600}
.hero-sub{font-size:.82rem;font-weight:300;line-height:1.9;color:rgba(255,255,255,.55);margin-bottom:38px;max-width:460px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.hero-visual{flex-shrink:0;position:relative}
.hero-logo-wrap{width:260px;height:260px;display:flex;align-items:center;justify-content:center;position:relative}
.hero-logo-ring{position:absolute;inset:0;border-radius:50%;border:1px solid rgba(0,232,240,.15);animation:pulse-ring 3s ease-in-out infinite}
.hero-logo-ring:nth-child(2){inset:-22px;border-color:rgba(0,232,240,.07);animation-delay:.9s}
@keyframes pulse-ring{0%,100%{opacity:.5}50%{opacity:1}}
.hero-logo-img{width:185px;height:185px;object-fit:contain;filter:drop-shadow(0 0 36px rgba(0,232,240,.3));animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}
.hero-stats{display:flex;gap:36px;margin-top:46px;padding-top:38px;border-top:1px solid var(--border);flex-wrap:wrap}
.stat-num{font-family:var(--font-display);font-size:1.9rem;font-weight:600;color:var(--cyan);display:block;line-height:1}
.stat-lbl{font-size:.58rem;font-weight:400;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-top:4px;display:block}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;font-size:.68rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;border-radius:2px;padding:12px 28px;transition:all .3s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--cyan-dark));color:var(--navy);box-shadow:0 6px 26px rgba(0,232,240,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(0,232,240,.42)}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.72)}
.btn-outline:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-cyan-outline{background:transparent;border:1px solid var(--cyan);color:var(--cyan)}
.btn-cyan-outline:hover{background:var(--cyan);color:var(--navy)}

/* SECTIONS */
.section{padding:var(--section-py) var(--section-px);position:relative;z-index:2}
.section-alt{background:rgba(6,14,36,.78)}
.section-mid{background:rgba(10,21,48,.78)}
.section-header{text-align:center;margin-bottom:56px}
.section-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.58rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:12px}
.section-title{font-family:var(--font-display);font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:300;line-height:1.2;margin-bottom:10px}
.section-title em{font-style:italic;color:var(--cyan)}
.section-line{display:block;width:36px;height:2px;background:var(--cyan);margin:0 auto 16px}
.section-desc{font-size:.78rem;color:var(--text-muted);line-height:1.85;max-width:480px;margin:0 auto}

/* GRIDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}

/* CARDS */
.card{background:rgba(10,26,56,.95);padding:36px 30px;position:relative;overflow:hidden;transition:background .3s}
.card:hover{background:rgba(13,32,64,.98)}
.card::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--cyan);transition:width .35s}
.card:hover::after{width:100%}
.card-icon{width:44px;height:44px;border-radius:2px;margin-bottom:18px;background:rgba(0,232,240,.07);border:1px solid rgba(0,232,240,.13);display:flex;align-items:center;justify-content:center;font-size:1.2rem}
.card-title{font-size:.85rem;font-weight:600;margin-bottom:9px}
.card-text{font-size:.74rem;color:var(--text-muted);line-height:1.8}
.tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:16px}
.tag{font-size:.55rem;font-weight:500;letter-spacing:.07em;text-transform:uppercase;padding:3px 9px;background:rgba(0,232,240,.07);border:1px solid rgba(0,232,240,.14);color:var(--cyan);border-radius:1px}

/* CERT */
.cert-grid{display:flex;flex-wrap:wrap;gap:1px;background:var(--border);border:1px solid var(--border)}
.cert-item{flex:1;min-width:130px;background:rgba(10,26,56,.95);padding:28px 18px;display:flex;flex-direction:column;align-items:center;gap:8px;transition:background .3s}
.cert-item:hover{background:rgba(13,32,64,.98)}
.cert-badge{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,rgba(0,232,240,.12),rgba(0,232,240,.04));border:1px solid rgba(0,232,240,.18);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:.95rem;font-weight:700;color:var(--cyan)}
.cert-name{font-size:.73rem;font-weight:600;color:var(--white);text-align:center}
.cert-org{font-size:.58rem;color:var(--text-muted);letter-spacing:.05em}

/* PAGE HERO */
.page-hero{padding:calc(var(--nav-h) + 60px) var(--section-px) 60px;background:radial-gradient(ellipse 60% 60% at 80% 50%,rgba(15,120,180,.06) 0%,transparent 60%),linear-gradient(150deg,rgba(5,13,32,.8) 0%,rgba(7,18,40,.75) 100%);border-bottom:1px solid var(--border);position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--cyan)}
.breadcrumb span::before{content:'/';margin-right:8px}
.page-hero-eyebrow{font-size:.58rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);display:flex;align-items:center;gap:10px;margin-bottom:14px}
.page-hero-eyebrow::before{content:'';width:22px;height:1px;background:var(--cyan)}
.page-hero-title{font-family:var(--font-display);font-size:clamp(1.9rem,4.5vw,3.2rem);font-weight:300;line-height:1.15;margin-bottom:14px}
.page-hero-title em{font-style:italic;color:var(--cyan)}
.page-hero-desc{font-size:.8rem;color:var(--text-muted);line-height:1.85;max-width:520px}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:1px;background:var(--border);border:1px solid var(--border)}
.contact-info{background:rgba(10,26,56,.95);padding:44px 36px}
.contact-form-wrap{background:rgba(13,32,64,.97);padding:44px 36px}
.contact-info-item{margin-bottom:24px}
.contact-info-label{font-size:.56rem;font-weight:500;letter-spacing:.15em;text-transform:uppercase;color:var(--text-muted);margin-bottom:5px;display:block}
.contact-info-val{font-size:.82rem;color:var(--white);display:flex;align-items:center;gap:10px}
.form-group{margin-bottom:16px}
.form-group label{font-size:.56rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--text-muted);display:block;margin-bottom:6px}
.form-control{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--border);color:var(--white);font-family:var(--font-body);font-size:.78rem;padding:10px 14px;border-radius:2px;outline:none;transition:border-color .25s;-webkit-appearance:none}
.form-control:focus{border-color:rgba(0,232,240,.38)}
.form-control option{background:var(--navy-card)}
textarea.form-control{resize:vertical;min-height:95px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* FOOTER */
.footer{background:rgba(4,10,24,.88);border-top:1px solid var(--border);padding:56px var(--section-px) 28px;position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand img{height:44px;width:44px;object-fit:contain;margin-bottom:12px}
.footer-brand-name{font-family:var(--font-display);font-size:1rem;font-weight:600;margin-bottom:3px}
.footer-tagline{font-size:.62rem;color:var(--text-muted);letter-spacing:.07em}
.footer-desc{font-size:.72rem;color:var(--text-muted);line-height:1.85;margin-top:14px}
.footer-col-title{font-size:.6rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--white);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:7px}
.footer-links a{font-size:.72rem;color:var(--text-muted);transition:color .25s}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:24px;border-top:1px solid var(--border);flex-wrap:wrap;gap:10px}
.footer-copy{font-size:.6rem;color:var(--text-muted)}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a{font-size:.6rem;color:var(--text-muted);transition:color .25s}
.footer-legal a:hover{color:var(--cyan)}

/* BLOG */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.blog-card{background:rgba(10,26,56,.95);border:1px solid var(--border);overflow:hidden;transition:all .3s}
.blog-card:hover{border-color:var(--border-hover);transform:translateY(-4px)}
.blog-img{height:160px;background:linear-gradient(135deg,#0a1a38,#1e3c96);display:flex;align-items:center;justify-content:center;font-size:2.2rem}
.blog-body{padding:22px 20px}
.blog-cat{font-size:.56rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan);margin-bottom:9px;display:block}
.blog-title{font-size:.85rem;font-weight:600;line-height:1.42;margin-bottom:9px}
.blog-excerpt{font-size:.72rem;color:var(--text-muted);line-height:1.75}
.blog-meta{display:flex;align-items:center;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--border);font-size:.6rem;color:var(--text-muted)}

/* MISC */
.notice{background:rgba(0,232,240,.06);border:1px solid rgba(0,232,240,.15);border-left:3px solid var(--cyan);padding:16px 20px;border-radius:2px;font-size:.76rem;color:rgba(255,255,255,.7);line-height:1.75}
.text-cyan{color:var(--cyan)}
.text-muted{color:var(--text-muted)}
.text-center{text-align:center}
.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mb-24{margin-bottom:24px}

/* STANDARD CARD (conformite) */
.standard-card{background:rgba(10,26,56,.95);padding:40px;display:flex;gap:26px;transition:background .3s;border-bottom:1px solid var(--border)}
.standard-card:hover{background:rgba(13,32,64,.98)}
.standard-num{font-family:var(--font-display);font-size:3rem;font-weight:300;color:rgba(0,232,240,.1);min-width:58px;line-height:1;flex-shrink:0}
.standard-name{font-size:.96rem;font-weight:600;margin-bottom:7px}
.standard-desc{font-size:.75rem;color:var(--text-muted);line-height:1.8}
.standard-steps{margin-top:14px;display:flex;flex-direction:column;gap:5px}
.step{font-size:.71rem;color:rgba(255,255,255,.62);display:flex;align-items:flex-start;gap:7px}
.step::before{content:'›';color:var(--cyan);font-weight:700;flex-shrink:0}

/* PARTNER */
.partner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.partner-card{background:rgba(10,26,56,.95);padding:40px 30px;display:flex;flex-direction:column;align-items:center;text-align:center;border:1px solid var(--border);transition:all .3s}
.partner-card:hover{background:rgba(13,32,64,.98);border-color:var(--border-hover);transform:translateY(-4px)}
.partner-logo-box{width:90px;height:90px;border-radius:4px;margin-bottom:20px;background:linear-gradient(135deg,rgba(0,232,240,.1),rgba(30,60,150,.15));border:1px solid rgba(0,232,240,.18);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:var(--cyan)}
.partner-name{font-size:.95rem;font-weight:600;margin-bottom:5px}
.partner-type{font-size:.58rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan);margin-bottom:12px}
.partner-desc{font-size:.73rem;color:var(--text-muted);line-height:1.8}

/* CLIENTS */
.client-logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}
.client-logo-item{background:rgba(10,26,56,.95);padding:26px 16px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:.95rem;font-weight:600;color:rgba(255,255,255,.28);letter-spacing:.03em;text-align:center;min-height:75px;transition:all .3s}
.client-logo-item:hover{background:rgba(13,32,64,.98);color:rgba(0,232,240,.7)}
.testimonial{background:rgba(10,26,56,.95);border:1px solid var(--border);padding:32px 28px;transition:all .3s}
.testimonial:hover{border-color:var(--border-hover);background:rgba(13,32,64,.98)}
.testimonial-quote{font-family:var(--font-display);font-size:2.8rem;color:var(--cyan);line-height:1;margin-bottom:12px}
.testimonial-text{font-size:.78rem;color:rgba(255,255,255,.68);line-height:1.85;margin-bottom:18px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:11px}
.author-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--cyan-dark),var(--blue-mid));display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.05rem;font-weight:600;flex-shrink:0}
.author-name{font-size:.8rem;font-weight:600}
.author-role{font-size:.6rem;color:var(--text-muted)}
.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}

/* ============================================================
   RESPONSIVE – TABLET
   ============================================================ */
@media(max-width:1024px){
  :root{--section-px:5%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .client-logo-grid{grid-template-columns:repeat(3,1fr)}
  .partner-grid{grid-template-columns:repeat(2,1fr)}
}

/* ============================================================
   RESPONSIVE – MOBILE
   ============================================================ */
@media(max-width:768px){
  :root{--section-px:4.5%;--section-py:52px;--nav-h:62px}

  /* Nav */
  .hamburger{display:flex}
  .nav-brand-tagline{display:none}
  .nav-brand-name{font-size:.82rem;white-space:normal;line-height:1.2}
  .nav-brand img{height:32px;width:32px}
  .nav-brand{gap:8px;min-width:0;overflow:hidden}
  .nav-brand-text{min-width:0;overflow:hidden}
  .nav-menu{
    position:fixed;top:var(--nav-h);left:0;width:100%;
    background:rgba(5,13,30,.98);
    backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    padding:16px var(--section-px) 28px;
    flex-direction:column;align-items:flex-start;gap:0;
    transform:translateY(-110%);opacity:0;
    transition:transform .35s ease,opacity .35s ease;
    border-bottom:1px solid var(--border);
    max-height:calc(100vh - var(--nav-h));overflow-y:auto;
    z-index:999;
  }
  .nav-menu.open{transform:translateY(0);opacity:1}
  .nav-menu li{width:100%}
  .nav-menu li a{padding:13px 0;width:100%;font-size:.72rem;border-bottom:1px solid rgba(255,255,255,.04)}
  .nav-menu li:last-child a{border-bottom:none}
  .nav-menu li a.nav-btn{margin-left:0;margin-top:12px;text-align:center;border:1px solid var(--cyan);padding:11px 0}

  /* Hero */
  .hero{padding:calc(var(--nav-h) + 36px) var(--section-px) 48px;min-height:auto}
  .hero-inner{flex-direction:column;align-items:flex-start;gap:0}
  .hero-visual{display:none}
  .hero-title{font-size:clamp(2rem,8vw,2.6rem)}
  .hero-sub{font-size:.76rem;max-width:100%;margin-bottom:28px}
  .hero-btns{gap:10px;width:100%}
  .hero-btns .btn{padding:11px 18px;font-size:.64rem;flex:1;justify-content:center}
  .hero-stats{gap:20px;margin-top:28px;padding-top:24px}
  .stat-num{font-size:1.55rem}
  .stat-lbl{font-size:.52rem}

  /* Grids */
  .grid-3,.grid-2,.grid-4{grid-template-columns:1fr}
  .cert-grid{display:grid;grid-template-columns:1fr 1fr}
  .cert-item{min-width:0;padding:20px 12px}
  .blog-grid{grid-template-columns:1fr}
  .sector-grid{grid-template-columns:1fr}
  .partner-grid{grid-template-columns:1fr}
  .client-logo-grid{grid-template-columns:repeat(2,1fr)}

  /* Contact */
  .contact-grid{grid-template-columns:1fr}
  .contact-info,.contact-form-wrap{padding:28px 20px}
  .form-row{grid-template-columns:1fr}

  /* Footer */
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}

  /* Standard card */
  .standard-card{flex-direction:column;gap:10px;padding:26px 20px}
  .standard-num{font-size:2rem;min-width:auto}

  /* Page hero */
  .page-hero{padding:calc(var(--nav-h) + 36px) var(--section-px) 40px}
  .page-hero-title{font-size:clamp(1.65rem,7vw,2.3rem)}

  /* Section */
  .section-title{font-size:clamp(1.5rem,6vw,2rem)}
  .section-header{margin-bottom:36px}
  .card{padding:26px 20px}
  .testimonial{padding:26px 20px}
}

/* SMALL MOBILE */
@media(max-width:400px){
  :root{--section-px:4%}
  .hero-btns{flex-direction:column}
  .hero-btns .btn{flex:none;width:100%}
  .hero-stats{gap:16px}
  .cert-grid{grid-template-columns:1fr 1fr}
}