:root{
  --bg:#f6f8fc;
  --paper:#ffffff;
  --ink:#151a2d;
  --muted:#667085;
  --line:#e5e9f2;
  --accent:#5b5cf0;
  --accent-2:#3e46d8;
  --cyan:#11b8c9;
  --navy:#151a32;
  --soft:#eef0ff;
  --shadow:0 24px 70px rgba(25,32,66,.12);
  --radius:26px;
  --container:min(1180px,calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:var(--container);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,248,252,.84);backdrop-filter:blur(20px);border-bottom:1px solid rgba(21,26,45,.07)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.03em}
.brand img{width:38px;height:38px;object-fit:contain}
.brand-mark{width:39px;height:39px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--cyan));color:#fff;box-shadow:0 8px 24px rgba(91,92,240,.24)}
.main-nav{display:flex;align-items:center;gap:24px;font-size:14px}
.main-nav a{opacity:.78;transition:.2s ease}
.main-nav a:hover{opacity:1;color:var(--accent-2)}
.nav-cta,.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff!important;border-color:transparent;box-shadow:0 10px 25px rgba(91,92,240,.22)}
.nav-cta{padding:11px 17px;border-radius:999px;opacity:1!important}
.menu-btn{display:none;border:0;background:none;font-size:24px;color:var(--ink)}
.hero{position:relative;padding:84px 0 76px;overflow:hidden;background:radial-gradient(circle at 82% 18%,rgba(17,184,201,.12),transparent 26%),radial-gradient(circle at 68% 62%,rgba(91,92,240,.12),transparent 28%)}
.hero:after{content:"";position:absolute;inset:auto -10% -220px 28%;height:340px;background:linear-gradient(90deg,rgba(91,92,240,.08),rgba(17,184,201,.08));filter:blur(80px);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:74px}
.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:850;color:var(--accent-2);text-transform:uppercase}
.hero h1{font-size:clamp(48px,7vw,84px);line-height:.98;letter-spacing:-.058em;margin:20px 0 26px;max-width:780px;font-weight:850}
.hero-copy{font-size:18px;color:var(--muted);max-width:680px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1px solid var(--line);border-radius:999px;font-weight:780;background:var(--paper);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn.secondary{background:rgba(255,255,255,.58);backdrop-filter:blur(10px)}
.btn.secondary:hover{border-color:#c8ceef;box-shadow:0 8px 24px rgba(25,32,66,.08)}
.trust-row{display:flex;gap:26px;flex-wrap:wrap;margin-top:40px;color:var(--muted);font-size:13px}
.trust-row span:before{content:"✓";color:var(--cyan);font-weight:950;margin-right:8px}
.cube-stage{position:relative;min-height:540px;display:grid;place-items:center;perspective:1150px;touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab;isolation:isolate}
.cube-stage.is-dragging{cursor:grabbing}
.cube-stage:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(91,92,240,.20),rgba(17,184,201,.08) 38%,transparent 69%);filter:blur(8px);pointer-events:none}
.cube-stage:after{content:"";position:absolute;width:280px;height:52px;border-radius:50%;background:rgba(22,30,68,.16);filter:blur(24px);transform:translateY(188px);z-index:-1;pointer-events:none}
.cube{position:relative;width:270px;height:270px;transform-style:preserve-3d;transform:rotateX(-18deg) rotateY(30deg);will-change:transform;user-select:none;-webkit-user-select:none}
.face{position:absolute;inset:0;overflow:hidden;border:1px solid rgba(255,255,255,.48);box-shadow:inset 0 0 34px rgba(0,0,0,.08),0 0 1px rgba(21,26,45,.1);background:#e7eaf1;backface-visibility:visible;user-select:none;-webkit-user-select:none;outline:none}
.face:focus-visible{box-shadow:inset 0 0 0 4px rgba(91,92,240,.85),inset 0 0 34px rgba(0,0,0,.08)}
.face img{width:100%;height:100%;object-fit:cover;pointer-events:none;user-select:none;-webkit-user-select:none;-webkit-user-drag:none}
.front{transform:translateZ(135px)}
.back{transform:rotateY(180deg) translateZ(135px)}
.right{transform:rotateY(90deg) translateZ(135px)}
.left{transform:rotateY(-90deg) translateZ(135px)}
.top{transform:rotateX(90deg) translateZ(135px)}
.bottom{transform:rotateX(-90deg) translateZ(135px)}
.cube-hint{position:absolute;bottom:20px;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);padding:9px 14px;border:1px solid rgba(91,92,240,.12);box-shadow:0 8px 30px rgba(25,32,66,.08);border-radius:999px;font-size:12px;color:var(--muted);pointer-events:none}
.section{padding:88px 0}
.section.alt{background:var(--paper)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:34px}
.section h2{font-size:clamp(36px,5vw,58px);line-height:1.03;letter-spacing:-.045em;margin:8px 0;font-weight:840}
.section-lead{color:var(--muted);max-width:650px}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.category-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px;min-height:215px;transition:.25s ease;position:relative;overflow:hidden}
.category-card:after{content:"";position:absolute;width:100px;height:100px;border-radius:50%;right:-45px;top:-45px;background:linear-gradient(135deg,rgba(91,92,240,.10),rgba(17,184,201,.08))}
.category-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4d8f8}
.category-card h3{font-size:17px;margin:20px 0 10px}
.category-card p{font-size:14px;color:var(--muted);margin:0}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:steps}
.step{position:relative;background:linear-gradient(180deg,#f9faff,#f4f6fc);border-radius:24px;padding:30px;border:1px solid var(--line);min-height:255px}
.step:before{counter-increment:steps;content:"0" counter(steps);font-size:42px;color:var(--accent);display:block;margin-bottom:34px;font-weight:850;letter-spacing:-.05em}
.step h3{margin:0 0 12px}
.step p{color:var(--muted);font-size:14px}
.highlight{position:relative;overflow:hidden;background:linear-gradient(135deg,#171d39,#242d5d);color:#fff;border-radius:32px;padding:42px;display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center;box-shadow:0 30px 70px rgba(23,29,57,.17)}
.highlight:after{content:"";position:absolute;right:-90px;top:-120px;width:330px;height:330px;border-radius:50%;background:radial-gradient(circle,rgba(17,184,201,.32),rgba(91,92,240,.14) 42%,transparent 70%);pointer-events:none}
.highlight .eyebrow{color:#aeb9ff}
.highlight p{color:rgba(255,255,255,.72)}
.highlight .btn{justify-self:end;position:relative;z-index:1}
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden;transition:.25s ease}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.article-cover{aspect-ratio:16/9;background:linear-gradient(135deg,#20295a,#5b5cf0 55%,#11b8c9);display:grid;place-items:center;color:white;font-size:42px}
.article-cover img{width:100%;height:100%;object-fit:cover}
.article-body{padding:24px}
.article-card h3{font-size:20px;line-height:1.25;margin:8px 0 12px}
.article-card p{color:var(--muted);font-size:14px}
.meta{font-size:12px;color:var(--accent-2);font-weight:850;text-transform:uppercase;letter-spacing:.08em}
.site-footer{padding:48px 0;background:#11162c;color:#fff}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:30px;align-items:start}
.footer-grid p,.footer-grid small{color:rgba(255,255,255,.62)}
.footer-grid>div:nth-child(2){display:grid;gap:8px}
.page-hero{padding:64px 0 34px;background:radial-gradient(circle at 80% 0,rgba(91,92,240,.08),transparent 35%)}
.page-hero h1{font-size:clamp(44px,6vw,70px);line-height:1;letter-spacing:-.045em;margin:10px 0;font-weight:850}
.content-shell{display:grid;grid-template-columns:minmax(0,760px) 1fr;gap:46px;align-items:start}
.article-main{background:var(--paper);border:1px solid var(--line);padding:38px;border-radius:24px}
.article-main h2{font-size:32px;letter-spacing:-.025em;margin-top:38px}
.article-main p{font-size:17px;color:#3f4759}
.sidebar-card{background:linear-gradient(145deg,#171d39,#252e60);color:white;border-radius:24px;padding:28px;position:sticky;top:105px}
.sidebar-card p{color:rgba(255,255,255,.68)}
.form-card{max-width:820px;background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:0 16px 50px rgba(25,32,66,.05)}
.form-grid{display:grid;gap:18px}
.form-grid label{display:grid;gap:7px;font-size:13px;font-weight:750}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;font:inherit;border:1px solid var(--line);background:#fff;border-radius:13px;padding:13px 14px;outline:none;transition:.2s ease}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(91,92,240,.09)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.notice{padding:14px 16px;border-radius:14px;margin:15px 0}
.notice.success{background:#e9f8f0;color:#236640}
.notice.error{background:#fff0f0;color:#9b2d36}
.small{font-size:12px}
.muted{color:var(--muted)}
@media(max-width:1000px){.hero-grid{grid-template-columns:1fr;gap:20px}.cube-stage{min-height:440px}.category-grid{grid-template-columns:repeat(2,1fr)}.process-grid{grid-template-columns:repeat(2,1fr)}.articles-grid{grid-template-columns:1fr 1fr}.content-shell{grid-template-columns:1fr}.sidebar-card{position:static}.highlight{grid-template-columns:1fr}.highlight .btn{justify-self:start}}
@media(max-width:760px){:root{--container:min(100% - 28px,1180px)}.nav-wrap{height:68px}.menu-btn{display:block}.main-nav{display:none;position:absolute;top:68px;left:14px;right:14px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.hero{padding:44px 0 40px}.hero h1{font-size:48px}.cube-stage{min-height:380px}.cube{width:210px;height:210px}.front{transform:translateZ(105px)}.back{transform:rotateY(180deg) translateZ(105px)}.right{transform:rotateY(90deg) translateZ(105px)}.left{transform:rotateY(-90deg) translateZ(105px)}.top{transform:rotateX(90deg) translateZ(105px)}.bottom{transform:rotateX(-90deg) translateZ(105px)}.cube-stage:after{transform:translateY(150px);width:220px}.section{padding:62px 0}.section-head{display:block}.category-grid,.process-grid,.articles-grid,.footer-grid,.two{grid-template-columns:1fr}.highlight{padding:28px}.form-card{padding:22px}.article-main{padding:24px}}

/* v1.3 — contraste des actions, images de catégories et fond administrable */
.btn{color:var(--ink)}
.highlight .btn,.sidebar-card .btn{background:#fff;color:var(--navy)!important;border-color:rgba(255,255,255,.72)}
.highlight .btn:hover,.sidebar-card .btn:hover{box-shadow:0 10px 28px rgba(0,0,0,.16)}


body.site-has-background{
  background-color:var(--bg);
  background-image:linear-gradient(rgba(246,248,252,.72),rgba(246,248,252,.72)),var(--site-background-image);
  background-position:center center;
  background-repeat:no-repeat;
  background-size:cover;
  background-attachment:fixed;
}
.site-has-background .hero{background:radial-gradient(circle at 82% 18%,rgba(17,184,201,.15),transparent 26%),radial-gradient(circle at 68% 62%,rgba(91,92,240,.15),transparent 28%),rgba(246,248,252,.72)}
.site-has-background .section{background:rgba(246,248,252,.78)}
.site-has-background .section.alt{background:rgba(255,255,255,.88);backdrop-filter:blur(3px)}
.site-has-background .page-hero{background:radial-gradient(circle at 80% 0,rgba(91,92,240,.12),transparent 35%),rgba(246,248,252,.76)}
.site-has-background .category-card,.site-has-background .article-card,.site-has-background .form-card,.site-has-background .article-main{background:rgba(255,255,255,.94);backdrop-filter:blur(3px)}
@media(max-width:760px){body.site-has-background{background-attachment:scroll}}

/* v1.3.4 — deux visuels 96 × 96 px par catégorie */
.category-visuals{min-height:96px;display:flex;align-items:center;justify-content:center;gap:14px;position:relative;z-index:1;margin-bottom:2px}
.category-visuals:empty{display:none}
.category-visuals img{width:96px;height:96px;max-width:96px;max-height:96px;object-fit:contain;object-position:center;display:block;user-select:none;-webkit-user-drag:none}
@media(max-width:420px){.category-visuals{gap:8px}}

/* v1.4 — hiérarchie typographique et contenu éditorial */
body,input,select,textarea,button{font-family:var(--font-primary,Inter),ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
h1,h2,h3,h4,h5,h6,.brand,.eyebrow{font-family:var(--font-secondary,Inter),ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.article-card-title{font-size:20px;line-height:1.25;margin:8px 0 12px}.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin-bottom:24px}.breadcrumbs a:hover{text-decoration:underline}.article-meta-line{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;color:var(--muted);font-size:12px;font-weight:700}.article-section{padding-top:22px}.article-main{padding:0;overflow:hidden}.article-featured{margin:0;border-bottom:1px solid var(--line);background:#eef1f7}.article-featured img{width:100%;max-height:600px;object-fit:cover}.article-rich-content{padding:38px}.article-rich-content>*:first-child{margin-top:0}.article-rich-content h2{font-size:32px;line-height:1.15;letter-spacing:-.025em;margin:42px 0 16px}.article-rich-content h3{font-size:25px;line-height:1.2;letter-spacing:-.02em;margin:34px 0 13px}.article-rich-content h4{font-size:20px;margin:28px 0 11px}.article-rich-content p,.article-rich-content li{font-size:17px;line-height:1.75;color:#3f4759}.article-rich-content ul,.article-rich-content ol{padding-left:24px}.article-rich-content a{color:var(--accent-2);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.article-rich-content img{width:auto;max-width:100%;height:auto;border-radius:14px;margin-inline:auto}.article-rich-content figure{margin:30px 0}.article-rich-content figcaption{text-align:center;color:var(--muted);font-size:12px;margin-top:8px}.article-rich-content blockquote{margin:30px 0;padding:18px 22px;border-left:4px solid var(--accent);background:#f5f6ff;border-radius:0 14px 14px 0;color:#4d5568}.article-rich-content table{width:100%;border-collapse:collapse;margin:26px 0;display:block;overflow-x:auto}.article-rich-content th,.article-rich-content td{border:1px solid var(--line);padding:10px 12px;text-align:left}.article-rich-content th{background:#f5f7fb}.article-rich-content pre{overflow:auto;background:#151a2d;color:#f7f8ff;padding:18px;border-radius:14px}.article-rich-content iframe{max-width:100%;border:0;border-radius:14px}.article-page-hero .section-lead{max-width:820px}
@media(max-width:760px){.article-rich-content{padding:24px}.article-rich-content h2{font-size:27px}.article-rich-content h3{font-size:22px}.article-rich-content p,.article-rich-content li{font-size:16px}}