:root {
  --blue-900: #0a1628;
  --blue-800: #112240;
  --blue-700: #1a3a6c;
  --blue-600: #1e4d8c;
  --blue-500: #2563c4;
  --blue-400: #3b82f6;
  --blue-100: #e8f0fb;
  --blue-50:  #f0f5ff;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-800: #1e293b;
  --accent: #e8401a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { overflow-x: hidden; max-width: 100%; scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; color: var(--gray-800); background: var(--white); }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  padding: 0 40px;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 600; color: var(--blue-800); text-decoration: none; }
.nav-logo-dot { width: 8px; height: 8px; background: #e8401a; border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 14px; color: var(--gray-600); text-decoration: none; font-weight: 400; transition: color .2s; }
.nav-links a:hover { color: var(--blue-600); }
.nav-cta { background: var(--blue-600) !important; color: white !important; padding: 9px 20px; border-radius: 6px; font-weight: 500 !important; transition: background .2s !important; }
.nav-cta:hover { background: var(--blue-700) !important; }
.burger { display: none; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--blue-800); padding: 8px; }

/* ── HERO ── */
.hero { padding: 140px 40px 100px; background: linear-gradient(160deg, var(--blue-900) 0%, var(--blue-800) 50%, var(--blue-700) 100%); position: relative; overflow: hidden; min-height: 92vh; display: flex; align-items: center; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
.hero-glow { position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(37,99,196,.35) 0%, transparent 70%); top: -100px; right: -100px; pointer-events: none; }
.hero-content { position: relative; z-index: 2; max-width: 1100px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); border-radius: 99px; padding: 6px 14px; font-size: 12px; color: rgba(255,255,255,.7); margin-bottom: 24px; letter-spacing: .05em; }
.hero-tag-dot { width: 6px; height: 6px; background: #4ade80; border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
.hero h1 { font-family: 'DM Serif Display', serif; font-size: clamp(32px, 5vw, 58px); color: white; line-height: 1.1; margin-bottom: 20px; }
.hero h1 em { font-style: italic; color: #93c5fd; }
.hero-sub { font-size: 16px; color: rgba(255,255,255,.65); line-height: 1.7; margin-bottom: 36px; font-weight: 300; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 24px; margin-top: 48px; padding-top: 40px; border-top: 1px solid rgba(255,255,255,.1); flex-wrap: wrap; }
.hero-stat .val { font-family: 'DM Serif Display', serif; font-size: 32px; color: white; }
.hero-stat .lbl { font-size: 12px; color: rgba(255,255,255,.5); margin-top: 2px; }

/* ── BUTTONS ── */
.btn-primary { background: white; color: var(--blue-800); padding: 14px 28px; border-radius: 7px; font-size: 15px; font-weight: 600; text-decoration: none; transition: transform .15s, box-shadow .15s; display: inline-flex; align-items: center; gap: 8px; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 30px rgba(0,0,0,.2); }
.btn-secondary { background: transparent; color: rgba(255,255,255,.8); padding: 14px 28px; border-radius: 7px; border: 1px solid rgba(255,255,255,.25); font-size: 15px; text-decoration: none; transition: background .15s; }
.btn-secondary:hover { background: rgba(255,255,255,.08); }

/* ── DASHBOARD CARD ── */
.hero-visual { position: relative; }
.dashboard-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 24px; backdrop-filter: blur(20px); }
.dc-header { display: flex; align-items: center; gap: 6px; margin-bottom: 20px; }
.dc-dot { width: 10px; height: 10px; border-radius: 50%; }
.dc-dot.red { background: #f87171; }
.dc-dot.amber { background: #fbbf24; }
.dc-dot.green { background: #4ade80; }
.dc-title { font-size: 13px; color: rgba(255,255,255,.6); margin-left: 6px; }
.dc-stat-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 20px; }
.dc-stat { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); border-radius: 10px; padding: 14px; text-align: center; }
.dc-stat .v { font-size: 22px; font-weight: 600; color: white; }
.dc-stat .l { font-size: 10px; color: rgba(255,255,255,.4); margin-top: 2px; }
.dc-stat.red .v { color: #f87171; }
.dc-stat.amber .v { color: #fbbf24; }
.dc-stat.green .v { color: #4ade80; }
.dc-bar-label { font-size: 11px; color: rgba(255,255,255,.4); margin-bottom: 8px; }
.dc-bar-track { background: rgba(255,255,255,.08); border-radius: 99px; height: 6px; margin-bottom: 10px; }
.dc-bar-fill { height: 6px; border-radius: 99px; }
.dc-bar-fill.red { background: #f87171; width: 28%; }
.dc-bar-fill.amber { background: #fbbf24; width: 65%; }
.dc-bar-fill.blue { background: #60a5fa; width: 42%; }
.dc-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(74,222,128,.1); border: 1px solid rgba(74,222,128,.2); border-radius: 99px; padding: 6px 12px; font-size: 11px; color: #4ade80; margin-top: 16px; }
.dot-green { width: 6px; height: 6px; background: #4ade80; border-radius: 50%; display: inline-block; }

/* ── SECTIONS ── */
section { padding: 90px 40px; }
.container { max-width: 1100px; margin: 0 auto; width: 100%; }
.section-tag { display: inline-block; font-size: 11px; font-weight: 600; color: var(--blue-600); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 12px; }
.section-title { font-family: 'DM Serif Display', serif; font-size: clamp(26px, 4vw, 42px); color: var(--blue-900); line-height: 1.2; margin-bottom: 16px; }
.section-sub { font-size: 16px; color: var(--gray-600); line-height: 1.7; max-width: 580px; font-weight: 300; }

/* ── HOW ── */
.how { background: var(--gray-50); }
.steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; margin-top: 56px; position: relative; }
.steps::before { content: ''; position: absolute; top: 28px; left: 28px; right: 28px; height: 1px; background: var(--gray-200); z-index: 0; }
.step { position: relative; z-index: 1; padding: 0 12px; text-align: center; }
.step-num { width: 56px; height: 56px; background: var(--blue-600); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: 'DM Serif Display', serif; font-size: 22px; margin: 0 auto 20px; border: 4px solid var(--gray-50); }
.step h4 { font-size: 13px; font-weight: 600; color: var(--blue-900); margin-bottom: 8px; }
.step p { font-size: 12px; color: var(--gray-600); line-height: 1.6; }

/* ── EXPERTISE ── */
.expertise-section { background: var(--blue-900); }
.expertise-section .section-title { color: white; }
.expertise-section .section-sub { color: rgba(255,255,255,.55); }
.expertise-section .section-tag { color: #93c5fd; }
.expertise-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; }
.expertise-card { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: 14px; padding: 28px 24px; transition: background .2s; }
.expertise-card:hover { background: rgba(255,255,255,.07); }
.expertise-icon { width: 44px; height: 44px; background: rgba(37,99,196,.3); border: 1px solid rgba(59,130,246,.3); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 20px; }
.expertise-card h4 { font-size: 15px; font-weight: 600; color: white; margin-bottom: 8px; }
.expertise-card p { font-size: 13px; color: rgba(255,255,255,.5); line-height: 1.6; }

/* ── CTA ── */
.cta-section { background: var(--blue-600); }
.cta-box { text-align: center; padding: 40px; }
.cta-box h2 { font-family: 'DM Serif Display', serif; font-size: clamp(24px, 4vw, 36px); color: white; margin-bottom: 12px; }
.cta-box p { font-size: 16px; color: rgba(255,255,255,.7); margin-bottom: 28px; }

/* ── FOOTER ── */
footer { background: var(--blue-900); padding: 48px 40px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-logo { font-size: 18px; font-weight: 600; color: white; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,.4); text-decoration: none; transition: color .15s; }
.footer-links a:hover { color: rgba(255,255,255,.8); }
.footer-copy { font-size: 12px; color: rgba(255,255,255,.4); }

/* ── PRICING ── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; }
.pricing-card { border: 1px solid var(--gray-200); border-radius: 14px; padding: 32px 28px; background: white; position: relative; transition: transform .2s, box-shadow .2s; }
.pricing-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,.08); }
.pricing-card.featured { border-color: var(--blue-500); border-width: 2px; background: var(--blue-50); }
.feat-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--blue-600); color: white; font-size: 11px; font-weight: 600; padding: 4px 14px; border-radius: 99px; white-space: nowrap; }
.pricing-name { font-size: 13px; font-weight: 600; color: var(--gray-600); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.pricing-price { font-family: 'DM Serif Display', serif; font-size: 42px; color: var(--blue-900); margin-bottom: 4px; }
.pricing-price span { font-family: 'DM Sans', sans-serif; font-size: 15px; color: var(--gray-400); font-weight: 300; }
.pricing-desc { font-size: 13px; color: var(--gray-600); margin-bottom: 24px; line-height: 1.6; padding-bottom: 24px; border-bottom: 1px solid var(--gray-200); }
.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--gray-600); margin-bottom: 10px; line-height: 1.5; }
.check { width: 18px; height: 18px; flex-shrink: 0; background: var(--blue-100); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-top: 1px; }
.check::after { content: ''; width: 5px; height: 8px; border-right: 2px solid var(--blue-600); border-bottom: 2px solid var(--blue-600); transform: rotate(45deg) translate(-1px,-1px); display: block; }
.btn-plan { display: block; text-align: center; padding: 12px; border-radius: 7px; font-size: 14px; font-weight: 500; text-decoration: none; transition: all .15s; }
.btn-plan-outline { border: 1.5px solid var(--blue-500); color: var(--blue-600); }
.btn-plan-outline:hover { background: var(--blue-50); }
.btn-plan-filled { background: var(--blue-600); color: white; }
.btn-plan-filled:hover { background: var(--blue-700); }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 24px; margin-top: 40px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-icon { width: 44px; height: 44px; background: var(--blue-100); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 20px; }
.contact-info-text h4 { font-size: 14px; font-weight: 600; color: var(--blue-900); margin-bottom: 4px; }
.contact-info-text p, .contact-info-text a { font-size: 14px; color: var(--gray-600); text-decoration: none; }
.contact-info-text a { color: var(--blue-600); }
.contact-form-card { background: white; border-radius: 16px; padding: 36px; border: 1px solid var(--gray-200); box-shadow: 0 4px 24px rgba(0,0,0,.06); }
.contact-form-title { font-size: 18px; font-weight: 600; color: var(--blue-900); margin-bottom: 24px; }

/* ── FORM ── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--gray-600); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 11px 14px; border: 1.5px solid var(--gray-200); border-radius: 7px; font-size: 14px; font-family: 'DM Sans', sans-serif; color: var(--gray-800); background: white; transition: border-color .15s; outline: none; -webkit-appearance: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue-500); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.btn-submit { width: 100%; padding: 14px; background: var(--blue-600); color: white; border: none; border-radius: 7px; font-size: 15px; font-weight: 600; font-family: 'DM Sans', sans-serif; cursor: pointer; transition: background .15s; margin-top: 8px; }
.btn-submit:hover { background: var(--blue-700); }
.form-note { font-size: 12px; color: var(--gray-400); text-align: center; margin-top: 12px; }
.alert { display: none; border-radius: 8px; padding: 16px; margin-bottom: 20px; font-size: 14px; }
.alert-success { background: #e8f5e9; border: 1px solid #4caf50; color: #2e7d32; }
.alert-error { background: #ffebee; border: 1px solid #f44336; color: #c62828; }

/* ── CONFORMITE (offres page) ── */
.conformite-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; background: var(--blue-900); border-radius: 16px; padding: 48px; margin-top: 80px; }
.conformite-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.conformite-badge { background: var(--blue-50); border: 1px solid var(--blue-100); border-radius: 8px; padding: 10px 16px; font-size: 13px; font-weight: 600; color: var(--blue-700); }
.conformite-right { display: flex; flex-direction: column; }
.conformite-row { display: flex; gap: 14px; align-items: center; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.06); }
.conformite-row:last-child { border: none; }
.conformite-icon { width: 36px; height: 36px; background: rgba(74,222,128,.15); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.conformite-row h5 { font-size: 13px; font-weight: 500; color: white; margin-bottom: 2px; }
.conformite-row p { font-size: 11px; color: rgba(255,255,255,.4); }

/* ── ANIMATIONS ── */
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(1.3)} }
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE TABLETTE ── */
@media (max-width: 1024px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .steps::before { display: none; }
  .hero-content { gap: 40px; }
  .conformite-grid { gap: 40px; padding: 36px; }
}

/* ── RESPONSIVE MOBILE ── */
@media (max-width: 768px) {
  /* Nav */
  nav { padding: 0 16px; }
  .nav-links { display: none; flex-direction: column; position: fixed; top: 64px; left: 0; right: 0; background: white; padding: 20px 16px; border-bottom: 1px solid var(--gray-200); z-index: 99; box-shadow: 0 8px 24px rgba(0,0,0,.1); gap: 16px; }
  .nav-links.open { display: flex; }
  .burger { display: block; }

  /* Sections */
  section { padding: 60px 16px; }
  footer { padding: 40px 16px; }

  /* Hero */
  .hero { padding: 90px 16px 60px; min-height: auto; }
  .hero-content { grid-template-columns: 1fr; gap: 0; }
  .hero-visual { display: none; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-secondary { text-align: center; justify-content: center; }

  /* Steps */
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .steps::before { display: none; }
  .step { display: flex; gap: 16px; text-align: left; padding: 0; align-items: flex-start; }
  .step-num { margin: 0; flex-shrink: 0; width: 44px; height: 44px; font-size: 18px; }

  /* Expertise */
  .expertise-grid { grid-template-columns: 1fr; gap: 14px; }

  /* Pricing */
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card { padding: 24px 20px; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-form-card { padding: 24px 16px; }

  /* Conformite */
  .conformite-grid { grid-template-columns: 1fr; padding: 24px 16px; margin-top: 40px; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; gap: 16px; }

  /* CTA */
  .cta-box { padding: 32px 16px; }
}