/* Styles propres à la page faq.php */
:root{
    --night:#06070D; --ivory:#F4F1EA; --mist:#A5AAC0;
    --glass:rgba(255,255,255,.055); --glass-line:rgba(255,255,255,.12); --hair:rgba(255,255,255,.09);
    --indigo:#5B5FEF; --cyan:#4FD8E0; --amber:#E0B84F;
    --ease:cubic-bezier(.19,.84,.4,1); --dur-fast:160ms; --dur:260ms;
    --sp-y:80px; --sp-y-tight:48px; --r-card:20px; --r-tile:14px;
    --nav-h:57px; --bar-h:72px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{margin:0;background:var(--night);color:var(--ivory);font-family:"Manrope",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
  a{color:inherit;text-decoration:none;}
  [hidden]{display:none !important;}
  img{max-width:100%;height:auto;}
  button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer;}
  .shell{max-width:1180px;margin:0 auto;padding-inline:20px;}
  @media (max-width:480px){.shell{padding-inline:18px;}}
  :focus-visible{outline:2px solid var(--ivory);outline-offset:3px;}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

  /* ---------- nav ---------- */
  .nav{position:sticky;top:0;z-index:30;background:rgba(6,7,13,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--hair);transition:box-shadow .35s var(--ease),background-color .35s var(--ease);}
  .nav.scrolled{box-shadow:0 12px 34px -22px rgba(0,0,0,.8);background:rgba(6,7,13,.88);}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-block:13px;transition:padding-block .35s var(--ease);}
  .nav.scrolled .nav-inner{padding-block:9px;}
  .wordmark{display:flex;align-items:center;transition:opacity var(--dur-fast) var(--ease);}
  .wordmark:hover{opacity:.82;}
  .wordmark img{height:30px;width:auto;display:block;transition:height .35s var(--ease);}
  .nav.scrolled .wordmark img{height:25px;}
  @media (max-width:420px){.wordmark img{height:26px;}}
  .nav-right{display:flex;align-items:center;gap:8px;}
  .nav-back{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;font-size:13.5px;font-weight:600;color:var(--mist);border-radius:100px;transition:color var(--dur) var(--ease),translate var(--dur-fast) var(--ease),scale var(--dur-fast) var(--ease);}
  .nav-back:hover{color:var(--ivory);translate:-2px 0;}
  .nav-back:active{scale:.96;}
  .btn,.nav-cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:100px;font-weight:800;
    background:linear-gradient(135deg,#8488FF,var(--cyan));color:var(--night);
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.22),0 10px 28px -12px rgba(79,216,224,.5);
    transition:filter var(--dur) var(--ease),box-shadow var(--dur) var(--ease),translate var(--dur-fast) var(--ease),scale var(--dur-fast) var(--ease);}
  .btn{min-height:50px;padding:14px 26px;font-size:15px;}
  .nav-cta{min-height:44px;padding:10px 18px;font-size:13px;}
  .btn:hover,.nav-cta:hover{filter:brightness(1.08);translate:0 -2px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.3),0 18px 38px -12px rgba(79,216,224,.65);}
  .btn:active,.nav-cta:active{scale:.97;translate:0 0;}
  .nav-cta .short{display:none;}
  @media (max-width:420px){.nav-back .txt{display:none;}.nav-cta .full{display:none;}.nav-cta .short{display:inline;}}

  /* ---------- hero ---------- */
  .hero{position:relative;overflow:hidden;border-bottom:1px solid var(--hair);}
  .glow{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;}
  .glow-a{width:520px;height:520px;top:-260px;right:-120px;background:rgba(91,95,239,.30);}
  .glow-b{width:420px;height:420px;bottom:-280px;left:-140px;background:rgba(79,216,224,.14);}
  .hero-inner{position:relative;padding-block:72px 56px;max-width:820px;}
  .label{display:flex;align-items:center;gap:10px;margin:0 0 22px;font-family:"JetBrains Mono",ui-monospace,monospace;font-size:11.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);}
  .label::before{content:"";width:26px;height:1px;background:currentColor;opacity:.6;}
  h1{margin:0 0 20px;font-family:"Fraunces",Georgia,serif;font-weight:650;font-size:clamp(36px,5.4vw,60px);line-height:1.03;letter-spacing:-.015em;text-wrap:balance;}
  h1 em{font-style:italic;font-weight:500;color:var(--cyan);}
  .lede{margin:0;max-width:58ch;font-size:16.5px;line-height:1.62;color:var(--mist);}
  .lede a{color:var(--ivory);border-bottom:1px solid rgba(79,216,224,.45);transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);}
  .lede a:hover{color:var(--cyan);border-color:var(--cyan);}

  /* ---------- barre recherche + filtres ---------- */
  .faq-toolbar{position:sticky;top:var(--nav-h);z-index:20;background:rgba(6,7,13,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--hair);}
  .faq-toolbar-inner{display:flex;align-items:center;gap:12px 18px;padding-block:14px;}
  .faq-search{position:relative;flex:0 1 320px;min-width:0;}
  .faq-search svg{position:absolute;left:15px;top:50%;translate:0 -50%;width:17px;height:17px;color:var(--mist);pointer-events:none;}
  .faq-search input{width:100%;min-height:44px;padding:0 16px 0 42px;border-radius:100px;font:inherit;font-size:14.5px;color:var(--ivory);
    background:var(--glass);border:1px solid var(--glass-line);transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background-color var(--dur) var(--ease);}
  .faq-search input::placeholder{color:#7E8398;}
  .faq-search input:hover{border-color:rgba(255,255,255,.26);}
  .faq-search input:focus{outline:none;border-color:var(--cyan);background:rgba(6,7,13,.8);box-shadow:0 0 0 3px rgba(79,216,224,.18);}
  .faq-search input::-webkit-search-cancel-button{filter:invert(1) opacity(.6);}
  .faq-chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;flex:1 1 auto;min-width:0;padding-block:2px;}
  .faq-chips::-webkit-scrollbar{display:none;}
  .faq-chip{flex-shrink:0;min-height:44px;padding:0 16px;border-radius:100px;font-size:13px;font-weight:600;color:var(--mist);background:var(--glass);border:1px solid var(--glass-line);
    transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease),scale var(--dur-fast) var(--ease);}
  .faq-chip:hover{color:var(--ivory);border-color:rgba(255,255,255,.3);}
  .faq-chip:active{scale:.96;}
  .faq-chip[aria-pressed="true"]{color:var(--night);background:var(--ivory);border-color:var(--ivory);}
  .faq-count{flex-shrink:0;margin:0;font-family:"JetBrains Mono",ui-monospace,monospace;font-size:12px;color:var(--mist);white-space:nowrap;}
  @media (max-width:860px){
    .faq-toolbar-inner{flex-wrap:wrap;}
    .faq-search{flex:1 1 100%;}
    .faq-chips{flex:1 1 0;margin-inline:-20px;padding-inline:20px;}
    .faq-count{display:none;}
  }

  /* ---------- liste ---------- */
  .faq-list{padding-block:var(--sp-y-tight) var(--sp-y);}
  .faq-group{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:24px 64px;padding-block:40px;border-top:1px solid var(--hair);scroll-margin-top:calc(var(--nav-h) + var(--bar-h));}
  .faq-group:first-of-type{border-top:none;padding-top:8px;}
  .faq-group-head{align-self:start;position:sticky;top:calc(var(--nav-h) + var(--bar-h) + 28px);}
  .faq-num{margin:0 0 10px;font-family:"JetBrains Mono",ui-monospace,monospace;font-size:12px;color:var(--cyan);}
  .faq-group-head h2{margin:0 0 8px;font-family:"Fraunces",Georgia,serif;font-weight:650;font-size:clamp(24px,2.8vw,30px);line-height:1.15;letter-spacing:-.01em;}
  .faq-desc{margin:0;font-size:14.5px;line-height:1.55;color:var(--mist);}
  .faq-items{display:grid;gap:10px;min-width:0;}

  .qa{border-radius:var(--r-tile);background:var(--glass);border:1px solid var(--glass-line);scroll-margin-top:calc(var(--nav-h) + var(--bar-h) + 16px);
    transition:border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);}
  .qa:hover{border-color:rgba(255,255,255,.22);}
  .qa[open]{background:linear-gradient(160deg,rgba(91,95,239,.10),rgba(79,216,224,.03));border-color:rgba(79,216,224,.32);}
  .qa summary{display:flex;align-items:center;gap:14px;min-height:60px;padding:16px 20px;cursor:pointer;list-style:none;border-radius:var(--r-tile);}
  .qa summary::-webkit-details-marker{display:none;}
  .qa summary:focus-visible{outline:2px solid var(--ivory);outline-offset:2px;}
  .qa-q{flex:1;font-size:16px;font-weight:700;line-height:1.4;text-wrap:pretty;transition:color var(--dur) var(--ease);}
  .qa summary:hover .qa-q{color:#fff;}
  .qa-icon{position:relative;flex-shrink:0;width:30px;height:30px;border-radius:50%;border:1px solid var(--glass-line);transition:border-color var(--dur) var(--ease),background-color var(--dur) var(--ease),rotate var(--dur) var(--ease);}
  .qa-icon::before,.qa-icon::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;border-radius:1px;background:var(--ivory);translate:-50% -50%;transition:rotate var(--dur) var(--ease),opacity var(--dur-fast) var(--ease);}
  .qa-icon::after{rotate:90deg;}
  .qa summary:hover .qa-icon{border-color:rgba(255,255,255,.35);}
  .qa[open] .qa-icon{background:var(--cyan);border-color:var(--cyan);rotate:180deg;}
  .qa[open] .qa-icon::before{background:var(--night);}
  .qa[open] .qa-icon::after{rotate:0deg;opacity:0;}
  .qa summary:active .qa-icon{scale:.92;}
  .qa-todo{flex-shrink:0;padding:4px 10px;border-radius:100px;font-family:"JetBrains Mono",ui-monospace,monospace;font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--amber);background:rgba(224,184,79,.1);border:1px dashed rgba(224,184,79,.55);}
  .qa-body{overflow:hidden;}
  .qa-inner{padding:0 20px 20px;max-width:68ch;}
  .qa-inner p{margin:0 0 12px;font-size:15px;line-height:1.68;color:var(--mist);}
  .qa-inner p:last-child{margin-bottom:0;}
  .qa-inner strong{color:var(--ivory);font-weight:700;}
  .qa-inner a.inline{color:var(--ivory);border-bottom:1px solid rgba(79,216,224,.45);transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);}
  .qa-inner a.inline:hover{color:var(--cyan);border-color:var(--cyan);}
  .qa-more{margin-top:16px !important;}
  .qa-steps{margin:0;padding:0;list-style:none;counter-reset:step;display:grid;gap:12px;}
  .qa-steps li{position:relative;padding-left:40px;font-size:15px;line-height:1.6;color:var(--mist);counter-increment:step;}
  .qa-steps li::before{content:counter(step);position:absolute;left:0;top:0;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;font-family:"JetBrains Mono",ui-monospace,monospace;font-size:12px;font-weight:600;color:var(--cyan);background:rgba(79,216,224,.12);}
  @media (max-width:860px){
    .faq-group{grid-template-columns:1fr;gap:18px;padding-block:32px;}
    .faq-group-head{position:static;}
  }
  @media (max-width:480px){
    .qa summary{padding:14px 16px;gap:10px;}
    .qa-q{font-size:15.5px;}
    .qa-inner{padding:0 16px 18px;}
    .qa-todo{display:none;}
    .qa[data-todo] .qa-q::after{content:" · À valider";font-family:"JetBrains Mono",ui-monospace,monospace;font-size:10.5px;font-weight:600;color:var(--amber);text-transform:uppercase;}
  }

  .faq-empty{padding:48px 28px;text-align:center;border-radius:var(--r-card);border:1px dashed var(--glass-line);}
  .faq-empty h2{margin:0 0 10px;font-family:"Fraunces",Georgia,serif;font-weight:650;font-size:24px;}
  .faq-empty p{margin:0 auto 22px;max-width:44ch;font-size:15px;line-height:1.6;color:var(--mist);}
  .faq-empty-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;}
  .btn-ghost{display:inline-flex;align-items:center;gap:10px;min-height:50px;padding:13px 24px;border-radius:100px;font-size:14.5px;font-weight:700;
    border:1px solid rgba(255,255,255,.3);color:var(--ivory);background:rgba(255,255,255,.07);
    transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),translate var(--dur-fast) var(--ease),scale var(--dur-fast) var(--ease);}
  .btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);translate:0 -2px;}
  .btn-ghost:active{scale:.97;translate:0 0;}

  /* ---------- footer ---------- */
  .site-footer{border-top:1px solid var(--hair);padding-block:20px;}
  .site-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;font-size:13px;color:var(--mist);}
  .footer-links{display:flex;flex-wrap:wrap;gap:0 22px;}
  .footer-links a{display:inline-block;padding-block:10px;transition:color var(--dur) var(--ease);}
  .footer-links a:hover{color:var(--ivory);}

  [data-reveal]{opacity:1;}
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
  .reveal.in{opacity:1;transform:none;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
    .reveal{opacity:1;transform:none;}
  }