/* ============================================================
   Effisys Partners — Charte CSS v3.0
   Style : Corporate IT & Bancaire — Confiance & Autorité
   Montserrat (titres) + Inter (corps)
   Palette : Navy #0F172A · Bleu #3B82F6 · Vert #10B981
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ── Variables ────────────────────────────────────────────── */
:root {
  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Couleurs */
  --color-primary:   #0F172A;
  --color-secondary: #3B82F6;
  --color-accent:    #10B981;
  --color-accent-hover: #0d9468;
  --color-light:     #F1F5F9;
  --color-neutral:   #64748B;
  --color-dark:      #1E293B;
  --color-white:     #FFFFFF;
  --color-border:    #E2E8F0;
  --color-border-mid: #CBD5E1;

  /* Dérivés pour dark sections */
  --color-ink:        var(--color-primary);
  --color-ink-muted:  var(--color-neutral);
  --color-ink-faint:  #94A3B8;
  --color-bg:         var(--color-white);
  --color-bg-alt:     var(--color-light);
  --color-bg-dark:    #0B1120;
  --color-bg-dark-2:  #172144;
  --dark-text:        #FFFFFF;
  --dark-text-muted:  rgba(255,255,255,0.60);
  --dark-text-faint:  rgba(255,255,255,0.32);
  --dark-border:      rgba(255,255,255,0.10);
  --dark-card-bg:     rgba(255,255,255,0.05);

  /* Accent bg (teinté) */
  --color-accent-bg:  #ECFDF5;
  --color-secondary-bg: #EFF6FF;

  /* Rayons */
  --radius-sm: var(--border-radius-sm, 4px);
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --border-radius-sm: 4px;
  --border-radius-md: 6px;
  --border-radius-lg: 8px;

  /* Ombres */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:  0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);
  --shadow-lg:  0 10px 24px rgba(0,0,0,0.08), 0 4px 8px rgba(0,0,0,0.04);

  --nav-h:   72px;
  --max-w:   1200px;
  --gutter:  48px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--color-dark);
  background: var(--color-white);
  line-height: 1.6;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--font-display); color: var(--color-primary); }
h1 { font-size: clamp(32px, 5vw, 48px);  font-weight: 700; line-height: 1.2;  }
h2 { font-size: clamp(24px, 3.5vw, 32px); font-weight: 600; line-height: 1.3; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 500; line-height: 1.4; }
p  { font-size: 15px; font-weight: 400; color: var(--color-neutral); line-height: 1.7; }

.eyebrow {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

/* ── Layout ───────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter); }
.section    { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
  z-index: 100;
  display: flex; align-items: center;
}
.nav-inner {
  width: 100%; max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 18px; font-weight: 700;
  letter-spacing: -0.01em; color: var(--color-primary);
  white-space: nowrap; flex-shrink: 0;
}
.nav-logo .accent { color: var(--color-secondary); }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-family: var(--font-display);
  font-size: 14px; font-weight: 500;
  color: var(--color-neutral);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--color-primary); }
.nav-links a.active { color: var(--color-secondary); }
.nav-right { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.nav-lang { display: flex; gap: 8px; }
.nav-lang button {
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  color: var(--color-neutral); letter-spacing: 0.04em;
  padding: 0; transition: color 0.2s;
}
.nav-lang button:hover,
.nav-lang button.active { color: var(--color-primary); font-weight: 600; }
.nav-cta {
  font-family: var(--font-display);
  font-size: 14px; font-weight: 600;
  padding: 10px 22px;
  background: var(--color-primary); color: var(--color-white);
  border-radius: var(--border-radius-md);
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--color-dark); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 1.5px; background: var(--color-primary); transition: all 0.3s; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-size: 14px; font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--border-radius-md);
  transition: all 0.2s ease;
  cursor: pointer; white-space: nowrap; border: none;
}
.btn-primary {
  background: var(--color-primary); color: var(--color-white);
  border: 1px solid var(--color-primary);
}
.btn-primary:hover { background: var(--color-dark); border-color: var(--color-dark); }

.btn-accent {
  background: var(--color-accent); color: var(--color-white);
  border: 1px solid var(--color-accent);
}
.btn-accent:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }

.btn-secondary {
  background: var(--color-secondary); color: var(--color-white);
  border: 1px solid var(--color-secondary);
}
.btn-secondary:hover { background: #2563EB; border-color: #2563EB; }

.btn-white {
  background: var(--color-white); color: var(--color-primary);
  border: 1px solid var(--color-white);
}
.btn-white:hover { background: rgba(255,255,255,0.90); }

.btn-outline {
  background: transparent; color: var(--color-primary);
  border: 1px solid var(--color-border-mid);
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }

.btn-ghost {
  background: transparent; color: var(--color-neutral);
  border: none; padding-left: 0; padding-right: 0; font-weight: 500;
}
.btn-ghost:hover { color: var(--color-primary); }
.btn-ghost i { transition: transform 0.2s; }
.btn-ghost:hover i { transform: translateX(3px); }

.btn-ghost-dark {
  background: transparent; color: var(--dark-text-muted);
  border: none; padding-left: 0; padding-right: 0; font-weight: 500;
}
.btn-ghost-dark:hover { color: var(--dark-text); }

.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: var(--border-radius-lg); }
.btn-sm { padding: 8px 16px; font-size: 13px; border-radius: var(--border-radius-sm); }

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.card-alt {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 28px 32px;
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block; font-size: 11px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 4px;
}
.badge-blue    { background: var(--color-secondary-bg); color: var(--color-secondary); }
.badge-green   { background: var(--color-accent-bg);    color: var(--color-accent); }
.badge-ink     { background: var(--color-primary);      color: var(--color-white); }
.badge-neutral { background: var(--color-light); color: var(--color-neutral); border: 1px solid var(--color-border); }

/* ── Section headers ──────────────────────────────────────── */
.section-header {
  display: flex; align-items: baseline; justify-content: space-between;
  padding-bottom: 24px; border-bottom: 2px solid var(--color-light);
  margin-bottom: 48px;
}
.section-header .eyebrow { margin-bottom: 8px; }
.section-header h2 { margin-top: 6px; }

/* ── Stats strip (dark) ───────────────────────────────────── */
.stats-strip { padding: 32px 0; border-top: 1px solid var(--dark-border); }
.stats-inner { display: flex; align-items: stretch; }
.stat-item {
  flex: 1; padding: 0 36px;
  border-right: 1px solid var(--dark-border);
}
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child  { border-right: none; }
.stat-num {
  font-family: var(--font-display); font-size: 36px; font-weight: 700;
  color: var(--dark-text); line-height: 1; margin-bottom: 4px;
}
.stat-label { font-size: 13px; font-weight: 400; color: var(--dark-text-muted); }

/* ── Forms ────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-label {
  display: block; font-family: var(--font-display);
  font-size: 13px; font-weight: 500; color: var(--color-dark);
}
.form-input, .form-select, .form-textarea {
  font-family: var(--font-body); font-size: 15px; font-weight: 400;
  color: var(--color-dark);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%; outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.10);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-neutral); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-checkbox {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 14px; font-weight: 400; color: var(--color-neutral);
}
.form-checkbox input { width: 16px; height: 16px; margin-top: 2px; accent-color: var(--color-secondary); flex-shrink: 0; }

/* ── Sector image zone ────────────────────────────────────── */
.sector-img-zone {
  width: 100%; aspect-ratio: 4/3;
  border-radius: var(--border-radius-lg); overflow: hidden;
  background: var(--color-light); border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 8px; margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.sector-img-zone img { width: 100%; height: 100%; object-fit: cover; }
.sector-img-placeholder { font-size: 36px; color: var(--color-border-mid); }
.sector-img-label { font-size: 11px; font-weight: 500; color: var(--color-neutral); letter-spacing: 0.06em; }

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--color-primary);
  padding: 48px 0;
}
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-logo { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--color-white); }
.footer-logo .accent { color: var(--color-accent); }
.footer-links { display: flex; gap: 28px; }
.footer-links a {
  font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.55);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--color-white); }
.footer-copy { font-size: 12px; font-weight: 400; color: rgba(255,255,255,0.35); }

/* ── Cookie banner ────────────────────────────────────────── */
.cookie-banner {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px); max-width: 720px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 18px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  z-index: 200;
  box-shadow: var(--shadow-lg);
  transition: opacity 0.3s, transform 0.3s;
}
.cookie-banner.hidden { opacity: 0; pointer-events: none; transform: translateX(-50%) translateY(16px); }
.cookie-text { font-size: 13px; color: var(--color-neutral); line-height: 1.5; }
.cookie-text a { color: var(--color-secondary); text-decoration: underline; text-underline-offset: 2px; }
.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }

/* ── CTA band ─────────────────────────────────────────────── */
.cta-band { background: var(--color-primary); padding: 64px 0; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-band h2 {
  font-family: var(--font-display); font-size: 32px; font-weight: 700;
  color: var(--color-white); line-height: 1.25;
}
.cta-band h2 em { font-style: italic; color: rgba(255,255,255,0.55); font-weight: 600; }
.cta-band-btn {
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  padding: 14px 32px;
  background: var(--color-accent); color: var(--color-white);
  border-radius: var(--border-radius-md);
  white-space: nowrap; transition: background 0.2s; flex-shrink: 0;
}
.cta-band-btn:hover { background: var(--color-accent-hover); }

/* ── Dark page hero ───────────────────────────────────────── */
.page-hero-dark {
  background: var(--color-bg-dark);
  padding: 64px 0 56px;
  position: relative; overflow: hidden;
}
.page-hero-dark::before {
  content: '';
  position: absolute; top: -150px; right: -150px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.10) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero-dark-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: end;
  position: relative; z-index: 1;
}
.page-hero-dark-eyebrow {
  font-family: var(--font-display);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: 14px;
}
.page-hero-dark h1 { color: var(--dark-text); font-size: clamp(28px, 4vw, 42px); }
.page-hero-dark-sub {
  font-size: 15px; font-weight: 400; color: var(--dark-text-muted);
  line-height: 1.75; max-width: 420px; align-self: end;
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.anim-fade-up  { animation: fadeIn 0.6s ease forwards; }
.anim-delay-1  { animation-delay: 0.1s; }
.anim-delay-2  { animation-delay: 0.2s; }
.anim-delay-3  { animation-delay: 0.3s; }
.anim-delay-4  { animation-delay: 0.4s; }

/* ── Page wrapper ─────────────────────────────────────────── */
.page-wrap { padding-top: var(--nav-h); min-height: 100vh; display: flex; flex-direction: column; }

/* ── Page hero interne ────────────────────────────────────── */
.page-hero { padding: 64px 0 56px; border-bottom: 1px solid var(--color-border); }
.page-hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: end; }
.page-hero h1 { margin-top: 10px; }
.page-hero-sub { font-size: 15px; color: var(--color-neutral); line-height: 1.75; max-width: 420px; align-self: end; }

/* ── Utilities ────────────────────────────────────────────── */
.text-primary  { color: var(--color-primary); }
.text-secondary{ color: var(--color-secondary); }
.text-accent   { color: var(--color-accent); }
.text-neutral  { color: var(--color-neutral); }
.text-white    { color: var(--color-white); }
.bg-alt        { background: var(--color-light); }
.bg-primary    { background: var(--color-primary); }
.mt-8  { margin-top: 8px; }   .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }  .mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }  .mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex        { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8  { gap: 8px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --gutter: 32px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  :root { --gutter: 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 24px var(--gutter); gap: 20px;
    font-size: 15px; z-index: 99;
    box-shadow: var(--shadow-md);
  }
  .stats-inner { flex-direction: column; gap: 0; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--dark-border); padding: 20px 0; width: 100%; }
  .stat-item:last-child { border-bottom: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .section { padding: 56px 0; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .cookie-banner { flex-direction: column; align-items: flex-start; bottom: 12px; }
  .page-hero-dark-inner { grid-template-columns: 1fr; gap: 16px; }
  .page-hero-inner { grid-template-columns: 1fr; gap: 24px; }
}