/* =========================================================
   D'Cision Formation — Design system
   Refonte éditoriale — palette ancrée dans le logo (bordeaux,
   terracotta, ivoire), typographie mixte serif/sans, détails
   dessinés à la main plutôt que gabarit générique.
   ========================================================= */

:root{
  --ink:#20101A;
  --primary:#5C2340;
  --primary-dark:#2A0F1D;
  --primary-light:#8B5170;
  --accent:#BD8452;
  --accent-light:#E4C39B;
  --accent-pale:#F4E7D7;
  --sage:#75815F;
  --sage-bg:#EEF0E4;
  --bg:#FBF6F0;
  --bg-alt:#F3E7D9;
  --surface:#FFFFFF;
  --border:#E6D5C4;
  --border-strong:#D8BFA8;
  --text:#20101A;
  --text-muted:#71596A;
  --good:#55713F;
  --good-bg:#EAEFDD;
  --warning:#93601D;
  --warning-bg:#FBEFDA;
  --radius-sm:6px;
  --radius:12px;
  --radius-lg:30px;
  --shadow-sm:0 1px 2px rgba(32,16,26,.07);
  --shadow:0 14px 34px -12px rgba(32,16,26,.22);
  --shadow-lg:0 34px 70px -18px rgba(32,16,26,.32);
  --container:1180px;
  --font-display:'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-script:'Cormorant Garamond', Georgia, serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}*,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}}

body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--accent-light);color:var(--primary-dark);}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .15s ease;}
a:hover{color:var(--accent);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;border-radius:2px;
}
ul,ol{padding-left:1.2em;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--primary-dark);
  line-height:1.16;
  margin:0 0 .5em;
  font-weight:700;
  letter-spacing:-.01em;
}
h1{font-size:clamp(2.3rem,4.4vw,3.5rem);}
h2{font-size:clamp(1.7rem,3.1vw,2.35rem);}
h3{font-size:1.28rem;}
h4{font-family:var(--font-body);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:var(--primary);font-weight:700;}
p{margin:0 0 1em;}
.lede{font-size:1.18rem;color:var(--text-muted);font-weight:400;}
.script{font-family:var(--font-script);font-style:italic;color:var(--accent);font-weight:600;}
.small{font-size:.86rem;line-height:1.6;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;position:relative;}
.section--tight{padding:52px 0;}
.section--alt{background:var(--bg-alt);}
.section--dark{background:linear-gradient(155deg,var(--primary-dark) 0%,var(--primary) 100%);color:#F4E3EB;position:relative;overflow:hidden;}
.section--dark::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-mask-image:radial-gradient(ellipse at 80% 20%,#000 0%,transparent 70%);
  mask-image:radial-gradient(ellipse at 80% 20%,#000 0%,transparent 70%);
}
.section--dark .container{position:relative;z-index:1;}
.section--dark h1,.section--dark h2,.section--dark h3{color:#FBF1F5;}
.section--dark .text-muted{color:#D9B6C6;}
.text-center{text-align:center;}
.text-muted{color:var(--text-muted);}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-body);font-weight:700;font-size:.72rem;
  text-transform:uppercase;letter-spacing:.16em;color:var(--accent);
  margin-bottom:16px;
}
.eyebrow::before{content:'';width:26px;height:1px;background:var(--accent);display:inline-block;}

/* Buttons ------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:var(--radius-sm);font-weight:600;font-size:.94rem;
  border:1.5px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  font-family:var(--font-body);letter-spacing:.01em;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--shadow);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);}
.btn-accent:hover{background:#A06B3C;color:#fff;box-shadow:var(--shadow);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline-light:hover{background:#fff;color:var(--primary-dark);border-color:#fff;}
.btn-block{width:100%;}
.btn-row{display:flex;flex-wrap:wrap;gap:16px;}

/* Header ---------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:100;background:var(--bg);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:24px;}
.brand{display:flex;align-items:center;gap:13px;color:var(--text);}
.brand img{width:44px;height:44px;border-radius:50%;box-shadow:var(--shadow-sm);border:1px solid var(--border);}
.brand-name{font-family:var(--font-display);font-weight:700;font-size:1.08rem;color:var(--primary-dark);line-height:1.1;}
.brand-name em{font-style:italic;color:var(--primary);}
.brand-sub{display:block;font-family:var(--font-body);font-size:.6rem;letter-spacing:.2em;color:var(--accent);text-transform:uppercase;margin-top:3px;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;}
.nav-links a{
  position:relative;display:block;padding:9px 15px;font-size:.9rem;font-weight:500;color:var(--text);
}
.nav-links a::after{
  content:'';position:absolute;left:15px;right:15px;bottom:5px;height:1.5px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--primary-dark);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--primary-dark);font-weight:600;}
.nav-cta{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;padding:8px;
  flex-direction:column;gap:5px;
}
.nav-toggle span{width:24px;height:1.5px;background:var(--primary-dark);display:block;border-radius:2px;}

@media (max-width:960px){
  .nav-links{
    position:fixed;top:73px;left:0;right:0;bottom:0;background:var(--bg);
    flex-direction:column;align-items:stretch;padding:20px;gap:2px;overflow-y:auto;
    transform:translateX(100%);transition:transform .25s ease;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{padding:15px 16px;font-size:1.04rem;border-bottom:1px solid var(--border);}
  .nav-links a::after{display:none;}
  .nav-toggle{display:flex;}
  .nav-cta .btn-outline{display:none;}
}

/* Hero -------------------------------------------------------- */
.hero{
  padding:88px 0 68px;position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse 60% 50% at 88% 8%, var(--accent-pale) 0%, transparent 60%),
    radial-gradient(circle,rgba(92,35,64,.05) 1px,transparent 1px);
  background-size:auto, 20px 20px;
}
.hero .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.05fr .85fr;gap:56px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);
  padding:8px 16px;border-radius:100px;font-size:.82rem;color:var(--primary);font-weight:600;box-shadow:var(--shadow-sm);
  margin-bottom:22px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);}
.hero-visual{
  aspect-ratio:1/1;background:var(--surface);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);
  border:1px solid var(--border);position:relative;
  border-radius:58% 42% 53% 47% / 44% 39% 61% 56%;
}
.hero-visual img{width:60%;}
.hero-visual::before{
  content:'';position:absolute;inset:-18px;border:1.5px solid var(--accent-light);
  border-radius:58% 42% 53% 47% / 44% 39% 61% 56%;
  animation:hero-spin 40s linear infinite;
}
.hero-visual::after{
  content:'';position:absolute;top:8%;right:2%;width:34px;height:34px;color:var(--accent);
  background:radial-gradient(circle,var(--accent-light) 0%,transparent 70%);
  border-radius:50%;opacity:.8;
}
@keyframes hero-spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;}.hero-visual{max-width:280px;margin:0 auto;}}

/* Cards / grids ------------------------------------------------ */
.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px 30px;box-shadow:none;transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--border-strong);}
.card .icon{
  width:50px;height:50px;border-radius:50%;background:var(--surface);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:18px;
  border:1.5px solid var(--accent-light);
}
.card h3{margin-bottom:.45em;}
.card p:last-child{margin-bottom:0;}

.formation-card{
  background:var(--surface);border:1px solid var(--border);border-top:3px solid var(--accent);
  border-radius:0 var(--radius-lg) var(--radius) var(--radius);
  padding:38px 36px;box-shadow:var(--shadow-sm);transition:box-shadow .22s ease,transform .22s ease;
}
.formation-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);}
.tag{
  display:inline-block;background:transparent;color:var(--accent);font-size:.72rem;font-weight:700;
  padding:0 0 5px;border-bottom:2px solid var(--accent);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px;
}
.tag + .tag{margin-left:12px;}
.tag--outline{color:var(--text-muted);border-color:var(--border-strong);}

/* Info list ------------------------------------------------------ */
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:16px;}
.info-list li{display:flex;gap:13px;align-items:flex-start;}
.info-list .ico{
  flex-shrink:0;width:36px;height:36px;border-radius:50%;background:var(--surface);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:1rem;margin-top:1px;
  border:1.5px solid var(--accent-light);
}
.info-list strong{display:block;color:var(--primary-dark);font-family:var(--font-display);font-weight:700;}

/* Tables ----------------------------------------------------------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);}
table{width:100%;border-collapse:collapse;background:var(--surface);min-width:640px;}
table caption{caption-side:top;text-align:left;padding:16px 20px;font-weight:700;font-family:var(--font-display);color:var(--primary-dark);background:var(--bg-alt);border-bottom:1px solid var(--border);}
th,td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--border);font-size:.92rem;vertical-align:top;}
thead th{background:var(--surface);color:var(--primary);font-family:var(--font-body);font-weight:700;font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;border-bottom:2px solid var(--primary);}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:var(--bg-alt);}

/* Accordion ----------------------------------------------------------- */
.accordion{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface);}
.accordion-item + .accordion-item{border-top:1px solid var(--border);}
.accordion-trigger{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  background:none;border:none;text-align:left;padding:22px 26px;cursor:pointer;
  font-family:var(--font-display);font-weight:700;color:var(--primary-dark);font-size:1.04rem;
  transition:background .15s ease;
}
.accordion-trigger:hover{background:var(--bg-alt);}
.accordion-trigger .plus{
  transition:transform .25s ease;color:var(--accent);font-size:1.3rem;flex-shrink:0;
  width:28px;height:28px;border:1.5px solid var(--accent-light);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}
.accordion-item.open .accordion-trigger .plus{transform:rotate(135deg);}
.accordion-panel{max-height:0;overflow:hidden;transition:max-height .25s ease;padding:0 26px;}
.accordion-item.open .accordion-panel{padding-bottom:24px;}
.accordion-panel p:last-child{margin-bottom:0;}

/* Steps --------------------------------------------------------------- */
.steps{list-style:none;margin:0;padding:0;counter-reset:step;display:grid;gap:0;}
.steps li{position:relative;padding:0 0 36px 66px;}
.steps li:last-child{padding-bottom:0;}
.steps li::before{
  counter-increment:step;content:counter(step);position:absolute;left:0;top:-2px;
  width:44px;height:44px;border-radius:50%;background:var(--surface);color:var(--primary-dark);
  border:2px solid var(--primary);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;font-size:1.05rem;
  z-index:1;
}
.steps li::after{
  content:'';position:absolute;left:22px;top:42px;bottom:-36px;width:1.5px;background:var(--border-strong);
}
.steps li:last-child::after{display:none;}
.steps li strong{display:block;color:var(--primary-dark);font-family:var(--font-display);margin-bottom:3px;font-size:1.08rem;}

/* Callouts --------------------------------------------------------------- */
.callout{
  border-radius:var(--radius);padding:26px 28px;border:1px solid var(--border);background:var(--surface);
  display:flex;gap:16px;align-items:flex-start;
}
.callout .ico{flex-shrink:0;font-size:1.4rem;}
.callout--warning{background:var(--warning-bg);border-color:#E9CE9B;}
.callout--accent{background:var(--accent-pale);border-color:var(--accent-light);}
.callout--quote{
  background:linear-gradient(155deg,var(--primary-dark),var(--primary));color:#F6E5EC;
  border:none;position:relative;overflow:hidden;padding:44px 48px;
}
.callout--quote::before{
  content:'”';position:absolute;top:-38px;left:20px;font-family:var(--font-display);font-size:9rem;
  color:rgba(255,255,255,.08);line-height:1;
}
.callout--quote p{font-family:var(--font-script);font-style:italic;font-weight:600;font-size:1.65rem;line-height:1.4;margin:0;position:relative;}

/* Timeline (générique) ---------------------------------------------------- */
.timeline{border-left:2px solid var(--accent-light);margin-left:10px;padding-left:30px;display:grid;gap:32px;}
.timeline-item{position:relative;}
.timeline-item::before{
  content:'';position:absolute;left:-37px;top:4px;width:13px;height:13px;border-radius:50%;
  background:var(--accent);border:3px solid var(--bg);
}

/* Forms --------------------------------------------------------------------- */
.form-grid{display:grid;gap:20px;}
.form-row{display:grid;gap:20px;grid-template-columns:1fr 1fr;}
@media (max-width:640px){.form-row{grid-template-columns:1fr;}}
label{display:block;font-weight:600;font-size:.86rem;color:var(--primary-dark);margin-bottom:7px;}
.req{color:var(--accent);}
input[type=text],input[type=email],input[type=tel],select,textarea{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);border:1.5px solid var(--border);
  background:var(--surface);font-family:var(--font-body);font-size:.95rem;color:var(--text);
  transition:border-color .15s ease,box-shadow .15s ease;
}
textarea{resize:vertical;min-height:130px;}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-pale);}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--text-muted);}
.checkbox-row input{margin-top:4px;}
.form-note{font-size:.8rem;color:var(--text-muted);}

/* Footer --------------------------------------------------------------------- */
.site-footer{background:var(--primary-dark);color:#DFC2D1;padding:72px 0 30px;position:relative;}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent) 0%,var(--accent-light) 50%,var(--accent) 100%);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.site-footer h4{color:#F6E4EC;margin-bottom:18px;}
.site-footer .brand-name{color:#F6E4EC;}
.site-footer a{color:#DFC2D1;}
.site-footer a:hover{color:var(--accent-light);}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:11px;font-size:.9rem;}
.footer-legal-strip{
  margin-top:0px;font-size:.72rem;color:#BD93A6;background:rgba(0,0,0,.16);
  border-radius:var(--radius-sm);padding:16px 20px;line-height:1.65;border:1px solid rgba(255,255,255,.06);
}
.footer-bottom{
  margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:.8rem;color:#BD93A6;
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px;list-style:none;padding:0;margin:0;}

/* Stat cards ------------------------------------------------------------------- */
.stat-card{
  background:var(--surface);border:1.5px dashed var(--border-strong);border-radius:var(--radius);
  padding:28px;text-align:center;
}
.stat-card .stat-value{font-family:var(--font-display);font-size:2.1rem;color:var(--accent);font-weight:700;}
.stat-card .stat-label{font-size:.85rem;color:var(--text-muted);margin-top:8px;line-height:1.5;}

/* Page hero / breadcrumb (pages intérieures) -------------------------------------- */
.page-hero{padding:64px 0 46px;background:linear-gradient(155deg,var(--primary-dark),var(--primary));color:#F6E5EC;position:relative;overflow:hidden;}
.page-hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.1) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-mask-image:radial-gradient(ellipse at 85% 0%,#000 0%,transparent 65%);
  mask-image:radial-gradient(ellipse at 85% 0%,#000 0%,transparent 65%);
}
.page-hero .container{position:relative;z-index:1;}
.page-hero h1{color:#FCEFF4;}
.page-hero .lede{color:#E3C4D3;}
.breadcrumb{font-size:.8rem;color:#CB9DB2;margin-bottom:16px;}
.breadcrumb a{color:#CB9DB2;}
.breadcrumb a:hover{color:#fff;}

/* Anchor sub-nav (page VAE) ------------------------------------------------------- */
.subnav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:40px;border-bottom:1px solid var(--border);}
.subnav a{
  padding:11px 6px;margin-right:22px;border-bottom:2px solid transparent;font-size:.88rem;font-weight:600;color:var(--text-muted);
  background:transparent;
}
.subnav a:hover{color:var(--primary);}

/* Skip link ------------------------------------------------------------------------ */
.skip-link{
  position:absolute;left:-999px;top:auto;background:var(--primary);color:#fff;padding:12px 18px;border-radius:8px;z-index:1000;
}
.skip-link:focus{left:16px;top:16px;}

hr.sep{border:none;border-top:1px solid var(--border);margin:48px 0;}

.legal h2{margin-top:1.7em;}
.legal h3{margin-top:1.3em;color:var(--primary);}
.legal p, .legal li{color:var(--text);}
.legal{max-width:820px;}

.section-title-row{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:42px;}