/* AK2R ÉCOLE — Timeline + FAQ */
:root {
    --primary:#1a5276;--primary-dark:#123b57;--primary-light:#2980b9;--primary-text:#fff;--primary-bg:rgba(26,82,118,0.08);
    --bg:#f8fafc;--bg-surface:#f0f4f8;--card:#fff;
    --text:#1a1a2e;--text-secondary:#475569;--text-muted:#78909c;
    --border:rgba(0,0,0,0.06);--border-strong:rgba(0,0,0,0.12);
    --font-display:'Playfair Display',Georgia,serif;--font-body:'Inter',system-ui,sans-serif;
    --max-w:1100px;--radius-card:12px;--radius-pill:99px;--header-h:4rem;
}
body.dark-theme {
    --bg:#0f172a;--bg-surface:#1e293b;--card:#1e293b;
    --text:#e2e8f0;--text-secondary:#94a3b8;--text-muted:#64748b;
    --border:rgba(255,255,255,0.05);--border-strong:rgba(255,255,255,0.1);
    --primary-bg:rgba(26,82,118,0.2);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:1rem;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;transition:background 0.3s,color 0.3s}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{cursor:pointer;font:inherit;border:none;background:none}:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}:focus:not(:focus-visible){outline:none}

.site-header{position:sticky;top:0;z-index:50;background:rgba(248,250,252,0.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
body.dark-theme .site-header{background:rgba(15,23,42,0.92)}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--max-w);margin:0 auto;padding:0 1.5rem;height:var(--header-h)}
.logo{font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:var(--text)}.logo em{font-style:italic;color:var(--primary)}
.nav-links{display:flex;gap:1.5rem}
.nav-link{font-size:0.78rem;font-weight:500;color:var(--text-secondary);transition:color 0.2s}.nav-link:hover{color:var(--primary)}
.btn-icon{width:2.2rem;height:2.2rem;display:flex;align-items:center;justify-content:center;border:1px solid var(--border-strong);border-radius:50%;color:var(--text-secondary);font-size:1rem;transition:border-color 0.2s,color 0.2s}
.btn-icon:hover{border-color:var(--primary);color:var(--primary)}

.section-hero{max-width:var(--max-w);margin:0 auto;padding:5rem 1.5rem;text-align:center}
.hero-badge{display:inline-block;font-size:0.7rem;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--primary);background:var(--primary-bg);padding:0.35rem 1rem;border-radius:var(--radius-pill);margin-bottom:1.5rem}
.hero-title{font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.5rem);font-weight:700;line-height:1.15;margin-bottom:1rem}.hero-title em{font-style:italic;color:var(--primary)}
.hero-subtitle{font-size:1.05rem;color:var(--text-secondary);max-width:500px;margin:0 auto 2rem}
.hero-stats{display:flex;justify-content:center;gap:3rem;margin-bottom:2.5rem}
.hero-stat{text-align:center}.hero-stat span{display:block;font-family:var(--font-display);font-size:2.5rem;font-weight:700;color:var(--primary);line-height:1.2}.hero-stat{font-size:0.8rem;color:var(--text-muted)}
.btn-primary{display:inline-flex;align-items:center;gap:0.5rem;padding:0.85rem 1.8rem;background:var(--primary);color:var(--primary-text);border-radius:var(--radius-pill);font-size:0.88rem;font-weight:600;transition:background 0.2s,transform 0.15s}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:0.75rem 1.5rem;border:1px solid var(--border-strong);color:var(--text);border-radius:var(--radius-pill);font-size:0.85rem;font-weight:500;transition:border-color 0.2s,color 0.2s}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}

.section-header{text-align:center;margin-bottom:2.5rem}
.section-kicker{font-size:0.68rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--primary);margin-bottom:0.5rem}
.section-title{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.4rem);font-weight:700}.section-title em{font-style:italic;color:var(--primary)}

.section-formations{max-width:var(--max-w);margin:0 auto;padding:3rem 1.5rem}
.view-toggle{display:flex;gap:0.5rem;justify-content:center;margin-top:1rem}
.view-btn{display:flex;align-items:center;gap:0.4rem;padding:0.5rem 1rem;border:1px solid var(--border-strong);border-radius:var(--radius-pill);font-size:0.8rem;font-weight:500;color:var(--text-secondary);transition:all 0.2s}
.view-btn.active{background:var(--primary);color:var(--primary-text);border-color:var(--primary)}
.formations-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
body.layout-list .formations-grid{grid-template-columns:1fr;max-width:700px;margin:0 auto}

.formation-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;transition:transform 0.3s,box-shadow 0.3s}
.formation-card:hover{transform:translateY(-3px);box-shadow:0 12px 35px rgba(0,0,0,0.08)}
.formation-card__img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-surface)}
.formation-card__img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.formation-card:hover .formation-card__img img{transform:scale(1.04)}
body.hide-images .formation-card__img{display:none}
.formation-card__body{padding:1.2rem}
.formation-card__name{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:0.3rem}
.formation-card__desc{font-size:0.82rem;color:var(--text-secondary);margin-bottom:0.8rem}
.formation-card__footer{display:flex;justify-content:space-between;align-items:center}
.formation-card__price{font-weight:700;color:var(--primary);font-size:1.1rem}
body.hide-prices .formation-card__price{visibility:hidden}
.formation-card__duration{font-size:0.72rem;color:var(--text-muted);background:var(--bg-surface);padding:0.2rem 0.6rem;border-radius:var(--radius-pill)}

.section-parcours{max-width:var(--max-w);margin:0 auto;padding:3rem 1.5rem;background:var(--bg-surface);border-radius:24px}
.timeline{max-width:600px;margin:0 auto}
.timeline-item{display:flex;gap:1.5rem;padding-bottom:2rem;position:relative}
.timeline-item:not(:last-child)::after{content:'';position:absolute;left:1.7rem;top:3.5rem;bottom:0;width:2px;background:var(--primary);opacity:0.2}
.timeline-num{width:3.5rem;height:3.5rem;border-radius:50%;background:var(--primary);color:var(--primary-text);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.4rem;font-weight:700;flex-shrink:0}
.timeline-body h3{font-size:1.05rem;font-weight:600;margin-bottom:0.25rem}
.timeline-body p{font-size:0.85rem;color:var(--text-secondary)}

.section-tarifs{max-width:var(--max-w);margin:0 auto;padding:3rem 1.5rem}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;max-width:900px;margin:0 auto}
.pricing-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:2rem;text-align:center;transition:transform 0.3s,box-shadow 0.3s;position:relative}
.pricing-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,0.06)}
.pricing-card--featured{border-color:var(--primary);box-shadow:0 8px 30px rgba(26,82,118,0.15)}
.pricing-badge{position:absolute;top:-0.6rem;left:50%;transform:translateX(-50%);background:var(--primary);color:var(--primary-text);font-size:0.7rem;font-weight:600;padding:0.25rem 1rem;border-radius:var(--radius-pill);white-space:nowrap}
.pricing-card h3{font-family:var(--font-display);font-size:1.2rem;margin-bottom:0.75rem}
.pricing-price{font-size:2rem;font-weight:700;color:var(--primary);margin-bottom:1.2rem}.pricing-price span{font-size:0.9rem;font-weight:400;color:var(--text-muted)}
.pricing-card ul{list-style:none;text-align:left;margin-bottom:1.5rem}
.pricing-card li{display:flex;align-items:center;gap:0.5rem;padding:0.4rem 0;font-size:0.85rem;color:var(--text-secondary)}.pricing-card li i{color:var(--primary);flex-shrink:0}
.pricing-card .btn-primary,.pricing-card .btn-outline{width:100%;justify-content:center}

.section-avis{max-width:800px;margin:0 auto;padding:3rem 1.5rem}
.reviews-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.review-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:1.5rem}
.review-stars{color:var(--primary);font-size:0.85rem;margin-bottom:0.6rem}
.review-text{font-size:0.88rem;color:var(--text-secondary);line-height:1.7;font-style:italic;margin-bottom:0.8rem}
.review-author{font-size:0.82rem;font-weight:600}.review-date{font-size:0.7rem;color:var(--text-muted);margin-top:0.1rem}

.section-faq{max-width:700px;margin:0 auto;padding:3rem 1.5rem}
.faq-item{border-bottom:1px solid var(--border);padding:1rem 0}
.faq-item summary{font-weight:600;font-size:0.95rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:'+';font-size:1.2rem;color:var(--primary);transition:transform 0.2s}
.faq-item[open] summary::after{content:'−'}
.faq-item p{font-size:0.85rem;color:var(--text-secondary);padding-top:0.75rem}

.section-contact{max-width:900px;margin:0 auto;padding:3rem 1.5rem}
.contact-wrapper{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:2.5rem;display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.contact-info .section-title{text-align:left;margin-bottom:1.5rem}
.contact-items{display:flex;flex-direction:column;gap:1rem}
.contact-item{display:flex;align-items:center;gap:0.6rem;font-size:0.88rem;color:var(--text-secondary)}.contact-item i{color:var(--primary);flex-shrink:0}.contact-item a{color:var(--primary)}
.contact-form{display:flex;flex-direction:column;gap:0.8rem}
.contact-form input,.contact-form select{padding:0.75rem 1rem;border:1px solid var(--border-strong);border-radius:var(--radius-card);font-size:0.9rem;background:var(--bg);color:var(--text);font-family:inherit}
.contact-form button{margin-top:0.5rem}

.site-footer{border-top:1px solid var(--border);padding:2.5rem 1.5rem;text-align:center}
.footer-logo{font-family:var(--font-display);font-size:1.3rem;font-weight:700}.footer-logo em{color:var(--primary);font-style:italic}
.footer-tagline{font-size:0.75rem;color:var(--text-muted);letter-spacing:0.08em;text-transform:uppercase;margin:0.3rem 0}
.footer-copy{font-size:0.7rem;color:var(--text-muted)}

@media(max-width:768px){
    .nav-links{display:none;flex-direction:column;position:absolute;top:var(--header-h);left:0;right:0;background:var(--card);padding:1rem 1.5rem;gap:0.75rem;border-bottom:1px solid var(--border);box-shadow:0 8px 24px rgba(0,0,0,0.08);z-index:49}
    .nav-links.open{display:flex}
    .nav-toggle{display:flex;flex-direction:column;gap:4px;width:2.2rem;height:2.2rem;align-items:center;justify-content:center;border:1px solid var(--border-strong);border-radius:8px;background:transparent;cursor:pointer}
    .nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:all 0.2s}
    #btn-dark{display:none}
    .hero-stats{gap:1.5rem}
    .formations-grid{grid-template-columns:repeat(2,1fr)}
    body.layout-list .formations-grid{grid-template-columns:1fr}
    .pricing-grid{grid-template-columns:1fr;max-width:400px}
    .reviews-grid{grid-template-columns:1fr}
    .contact-wrapper{grid-template-columns:1fr}
    .timeline-item{gap:1rem}
}
@media(min-width:769px){.nav-toggle{display:none}}
@media(max-width:480px){
    .formations-grid{grid-template-columns:1fr}
    .hero-stats{flex-direction:column;gap:0.75rem}
}

/* WIDGET */
#demo-widget-trigger{position:fixed;bottom:1.25rem;right:1.25rem;width:3.5rem;height:3.5rem;background:var(--primary);color:var(--primary-text);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 4px 20px rgba(0,0,0,0.3);z-index:10000;transition:transform 0.3s cubic-bezier(0.175,0.885,0.32,1.275)}
#demo-widget-trigger:hover{transform:scale(1.1) rotate(60deg)}
#demo-widget-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.55);backdrop-filter:blur(4px);z-index:9999;opacity:0;visibility:hidden;transition:opacity 0.3s,visibility 0.3s}
#demo-widget-overlay.open{opacity:1;visibility:visible}
#demo-widget-modal{position:fixed;bottom:0;left:0;right:0;background:var(--card);color:var(--text);border-radius:1.25rem 1.25rem 0 0;padding:1.5rem 1.5rem 2rem;z-index:10001;transform:translateY(100%);transition:transform 0.35s cubic-bezier(0.16,1,0.3,1);max-height:90vh;overflow-y:auto}
#demo-widget-modal.open{transform:translateY(0)}
@media(min-width:560px){#demo-widget-modal{bottom:auto;top:50%;left:50%;right:auto;border-radius:1.25rem;width:90%;max-width:380px;transform:translate(-50%,-40%) scale(0.95);opacity:0;visibility:hidden;transition:transform 0.3s,opacity 0.3s,visibility 0.3s}#demo-widget-modal.open{transform:translate(-50%,-50%) scale(1);opacity:1;visibility:visible}}
.widget-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}.widget-header h3{font-size:1rem;font-weight:700}
.demo-option{margin-bottom:1.25rem}.demo-option>label:first-child{display:block;font-size:0.78rem;font-weight:600;color:var(--text-secondary);margin-bottom:0.6rem;text-transform:uppercase;letter-spacing:0.06em}
.demo-toggle-label{display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-size:0.9rem;font-weight:500}
.color-presets{display:flex;gap:0.6rem;align-items:center}
.color-preset{width:2.5rem;height:2.5rem;border-radius:50%;border:2px solid transparent;box-shadow:0 1px 4px rgba(0,0,0,0.2);transition:transform 0.2s}.color-preset:hover{transform:scale(1.1)}.color-preset.active{border-color:var(--text)}
.color-custom{position:relative;width:2.5rem;height:2.5rem;border-radius:50%;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,0.2)}
.color-custom__gradient{position:absolute;inset:0;background:conic-gradient(red,yellow,lime,cyan,blue,magenta,red);pointer-events:none}
.color-custom i{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:1rem;filter:drop-shadow(0 1px 2px rgba(0,0,0,0.5))}
.color-custom input[type=color]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.font-presets{display:grid;grid-template-columns:repeat(3,1fr);gap:0.5rem}
.font-btn{padding:0.6rem 0.4rem;border-radius:0.75rem;border:1px solid var(--border-strong);background:var(--bg-surface);color:var(--text-secondary);font-size:0.7rem;font-weight:500;text-align:center;transition:all 0.2s}.font-btn:hover{border-color:var(--primary);color:var(--primary)}.font-btn.active{border-color:var(--primary);background:var(--primary-bg);color:var(--primary)}
.font-preview{display:block;font-size:1.2rem;line-height:1.4;margin-bottom:0.1rem}
.card-style-presets{display:grid;grid-template-columns:repeat(2,1fr);gap:0.5rem}
.card-style-btn{padding:0.6rem 0.4rem;border-radius:0.75rem;border:1px solid var(--border-strong);background:var(--bg-surface);color:var(--text-secondary);font-size:0.75rem;font-weight:500;text-align:center;transition:all 0.2s}.card-style-btn:hover{border-color:var(--primary);color:var(--primary)}.card-style-btn.active{border-color:var(--primary);background:var(--primary-bg);color:var(--primary)}
.range-input{width:100%;accent-color:var(--primary)}
.toggle-track{position:relative;width:2.6rem;height:1.4rem;flex-shrink:0}
.toggle-track input{position:absolute;opacity:0;width:100%;height:100%;cursor:pointer;z-index:1;margin:0}
.toggle-thumb{position:absolute;inset:0;border-radius:var(--radius-pill);background:var(--border-strong);transition:background 0.25s}
.toggle-thumb::after{content:'';position:absolute;top:0.15rem;left:0.15rem;width:1.1rem;height:1.1rem;border-radius:50%;background:#fff;transition:transform 0.25s;box-shadow:0 1px 4px rgba(0,0,0,0.2)}
.toggle-track input:checked~.toggle-thumb{background:var(--primary)}
.toggle-track input:checked~.toggle-thumb::after{transform:translateX(1.2rem)}