/* businessregistration.lu : outils et ressources. Design system de la refonte (10/2026). */
:root{
  --text:#202124; --text-2:#3c4043; --muted:#5f6368;
  --line:#dadce0; --line-soft:#e8eaed; --surface:#f8f9fa; --surface-2:#f1f3f4; --bg:#ffffff;
  --primary:#1a73e8; --primary-deep:#174ea6; --tonal:#e8f0fe; --tonal-2:#d2e3fc; --tonal-line:#aecbfa;
  --ok:#137333; --ok-bg:#e6f4ea; --warn:#8a4b00; --warn-bg:#fef7e0; --danger:#b3261e; --danger-bg:#fce8e6;
  --r-sm:12px; --r-md:20px; --r-lg:24px; --r-xl:28px;
  --shadow:0 1px 3px rgba(60,64,67,.12),0 4px 12px rgba(60,64,67,.08);
  --font:"Google Sans Flex","Google Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 var(--font);font-optical-sizing:auto}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-deep);text-decoration:underline}
:focus-visible{outline:3px solid var(--tonal-line);outline-offset:2px;border-radius:6px}
img,svg{max-width:100%}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--primary);color:#fff;padding:8px 14px;border-radius:999px;z-index:50}
.skip:focus{left:12px}

/* ---------- En-tête ---------- */
.br-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line-soft);backdrop-filter:saturate(1.2) blur(6px)}
.br-header-in{max-width:1200px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:32px}
.br-logo{display:flex;align-items:center;gap:10px;color:var(--text)}
.br-logo:hover{text-decoration:none;color:var(--text)}
.br-logo-mark{width:32px;height:32px;border-radius:8px;background:var(--tonal);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:var(--primary)}
.br-logo-name{font-size:18px;font-weight:500;letter-spacing:-.2px}
.br-logo-name span{color:var(--primary)}
.br-nav{display:flex;gap:28px;font-size:15px}
.br-nav a{color:var(--text-2)}
.br-nav a[aria-current="page"]{color:var(--primary)}
.br-header-end{margin-left:auto;display:flex;align-items:center;gap:16px}
.br-lang{display:flex;gap:6px;font-size:14px;color:var(--muted)}
.br-lang a{color:var(--muted)}
.br-lang a[aria-current="true"]{color:var(--text);font-weight:500}
@media (max-width:900px){.br-nav{display:none}.br-header-in{gap:16px}}
@media (max-width:520px){.br-logo-name{font-size:16px}.br-lang{display:none}}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;font:500 15px/1 var(--font);cursor:pointer;text-decoration:none;transition:background .15s,box-shadow .15s,border-color .15s;white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#1765cc;color:#fff;box-shadow:var(--shadow)}
.btn-tonal{background:var(--tonal);color:var(--primary-deep)}
.btn-tonal:hover{background:var(--tonal-2);color:var(--primary-deep)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--line)}
.btn-outline:hover{background:var(--surface);color:var(--primary-deep)}
.btn-text{background:none;color:var(--primary);padding:0 8px;min-height:36px}
.btn-text:hover{background:var(--tonal)}
.btn-sm{min-height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;box-shadow:none}

/* ---------- Mise en page ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:24px 24px 96px}
.crumb{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px}
.crumb a{color:var(--muted)}
.crumb [aria-current]{color:var(--text)}
.hero{margin-top:28px;max-width:820px}
.eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--tonal);color:var(--primary-deep);font-size:13px;font-weight:500}
h1{margin:16px 0 0;font-size:clamp(32px,4.6vw,48px);line-height:1.1;font-weight:500;letter-spacing:-1px}
h2{margin:0;font-size:clamp(24px,3vw,32px);line-height:1.2;font-weight:500;letter-spacing:-.4px}
h3{margin:0;font-size:19px;line-height:1.3;font-weight:500}
.lead{margin:18px 0 0;font-size:19px;line-height:1.6;color:var(--text-2)}
.byline{margin-top:16px;font-size:14px;color:var(--muted)}
.section{margin-top:72px}
.section > p{color:var(--text-2);max-width:760px}
.prose{max-width:760px;color:var(--text-2)}
.prose p{margin:12px 0}
.prose h2{margin-top:56px;color:var(--text)}
.prose h3{margin-top:28px;color:var(--text)}
.prose ul{padding-left:20px}
.prose li{margin:6px 0}

/* ---------- Outil : colonnes ---------- */
.tool{margin-top:40px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:32px;align-items:start}
.tool.tool-wide{grid-template-columns:minmax(0,1fr)}
@media (max-width:980px){.tool{grid-template-columns:minmax(0,1fr)}}
.panel{border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;background:#fff}
.panel-sticky{position:sticky;top:88px}
@media (max-width:980px){.panel-sticky{position:static}}
.panel-tonal{background:var(--tonal);border-color:transparent}
.panel-soft{background:var(--surface);border-color:transparent}
.panel h2{font-size:22px;letter-spacing:-.2px}
.panel-title{font-size:13px;font-weight:500;color:var(--primary-deep);text-transform:uppercase;letter-spacing:.6px;margin:0}
.panel + .panel{margin-top:16px}
@media (max-width:520px){.panel{padding:20px;border-radius:var(--r-md)}.wrap{padding:16px 16px 96px}}

/* ---------- Questions ---------- */
.q{border:0;margin:0 0 28px;padding:0;min-inline-size:0}
.q:last-child{margin-bottom:0}
.q legend,.q-label{display:block;padding:0;margin:0 0 4px;font-size:17px;font-weight:500;color:var(--text)}
.q-help{margin:0 0 12px;font-size:14px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.chip span{display:inline-flex;align-items:center;min-height:40px;padding:8px 16px;border:1px solid var(--line);border-radius:999px;font-size:15px;color:var(--text-2);background:#fff;transition:background .15s,border-color .15s;cursor:pointer;line-height:1.3}
.chip:hover span{background:var(--surface)}
.chip input:checked + span{background:var(--tonal);border-color:var(--tonal-line);color:var(--primary-deep)}
.chip input:focus-visible + span{outline:3px solid var(--tonal-line);outline-offset:2px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:14px;font-weight:500;color:var(--text-2)}
.input,.select{height:48px;padding:0 16px;border:1px solid var(--line);border-radius:12px;font:16px var(--font);color:var(--text);background:#fff;width:100%}
.input:focus,.select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.row2{grid-template-columns:1fr}}
.toggle{display:flex;align-items:flex-start;gap:12px;padding:14px 0;border-top:1px solid var(--line-soft);cursor:pointer}
.toggle:first-of-type{border-top:0}
.toggle input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--primary);flex:none}
.toggle b{display:block;font-weight:500;font-size:15px;color:var(--text)}
.toggle small{display:block;font-size:14px;color:var(--muted);margin-top:2px}

/* ---------- Étapes (questionnaire par séries) ---------- */
.stepper{display:flex;gap:6px;margin-bottom:20px}
.stepper span{flex:1;height:4px;border-radius:2px;background:var(--line-soft)}
.stepper span.on{background:var(--primary)}
.step-count{font-size:13px;color:var(--muted);margin:0 0 6px}
.step-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line-soft)}

/* ---------- Résultats ---------- */
.big{font-size:40px;line-height:1.1;font-weight:500;letter-spacing:-.8px;margin:6px 0 4px}
.big small{font-size:18px;color:var(--muted);font-weight:400;letter-spacing:0}
.lines{width:100%;border-collapse:collapse;font-size:15px;margin-top:12px}
.lines th,.lines td{padding:10px 0;border-top:1px solid var(--line-soft);vertical-align:top;text-align:left}
.lines td.num{text-align:right;white-space:nowrap;padding-left:12px;font-variant-numeric:tabular-nums}
.lines tr.sub th{font-weight:500;color:var(--text);padding-top:16px}
.lines tr.total th,.lines tr.total td{border-top:1px solid var(--text-2);font-weight:500;color:var(--text)}
.lines th{font-weight:400;color:var(--text-2)}
.lines .note{display:block;font-size:13px;color:var(--muted);margin-top:2px}
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:500;line-height:1.5;white-space:nowrap}
.badge-ok{background:var(--ok-bg);color:var(--ok)}
.badge-warn{background:var(--warn-bg);color:var(--warn)}
.badge-info{background:var(--tonal);color:var(--primary-deep)}
.badge-mute{background:var(--surface-2);color:var(--muted)}
.notice{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:16px;background:var(--warn-bg);color:#5c3300;font-size:14px;line-height:1.5}
.notice-info{background:var(--tonal);color:var(--primary-deep)}
.notice b{font-weight:500}
.fine{font-size:13px;color:var(--muted);line-height:1.5}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ---------- Recommandation (forme juridique) ---------- */
.reco{border-radius:var(--r-lg);background:var(--tonal);padding:28px}
.reco h2{font-size:36px;letter-spacing:-.6px;margin:6px 0 8px}
.reasons{list-style:none;margin:14px 0 0;padding:0}
.reasons li{position:relative;padding:6px 0 6px 28px;font-size:15px;color:var(--text-2)}
.reasons li::before{content:"";position:absolute;left:4px;top:13px;width:12px;height:7px;border-left:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(-45deg)}
.reasons.neg li::before{width:12px;height:2px;border:0;background:var(--muted);transform:none;top:17px}
.alt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:16px}
.alt{border:1px solid var(--line);border-radius:var(--r-md);padding:18px}
.alt h3{font-size:17px}
.alt p{margin:6px 0 0;font-size:14px;color:var(--muted)}
.meter{height:6px;border-radius:3px;background:var(--line-soft);margin-top:10px;overflow:hidden}
.meter i{display:block;height:100%;background:var(--primary);border-radius:3px}

/* ---------- Checklist ---------- */
.group{margin-top:28px}
.group:first-child{margin-top:0}
.group-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.group-head h3{font-size:18px}
.items{list-style:none;margin:0;padding:0}
.item{display:grid;grid-template-columns:24px minmax(0,1fr);gap:12px;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.item input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--primary)}
.item b{font-weight:500;color:var(--text);font-size:15.5px}
.item p{margin:4px 0 0;font-size:14px;color:var(--muted)}
.item .meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.item.done b{color:var(--muted);text-decoration:line-through;text-decoration-color:var(--line)}
.progress{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--muted)}
.progress .meter{flex:1;margin:0}
.src{font-size:13px}

/* ---------- Calendrier ---------- */
.month{margin-top:28px}
.month:first-child{margin-top:0}
.month h3{font-size:15px;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.ev{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:16px;align-items:start;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.ev-date{font-variant-numeric:tabular-nums}
.ev-date b{display:block;font-size:26px;font-weight:500;line-height:1}
.ev-date small{font-size:13px;color:var(--muted)}
.ev b.t{font-weight:500;font-size:15.5px}
.ev p{margin:4px 0 0;font-size:14px;color:var(--muted)}
@media (max-width:520px){.ev{grid-template-columns:56px minmax(0,1fr)}.ev .badge{grid-column:2;justify-self:start}}

/* ---------- Ressources ---------- */
.res-list{counter-reset:res;list-style:none;margin:24px 0 0;padding:0}
.res-item{counter-increment:res;display:grid;grid-template-columns:44px minmax(0,1fr);gap:16px;padding:22px 0;border-top:1px solid var(--line-soft)}
.res-item::before{content:counter(res);width:36px;height:36px;border-radius:999px;background:var(--tonal);color:var(--primary-deep);display:flex;align-items:center;justify-content:center;font-weight:500;font-size:15px}
.res-item h3{font-size:18px}
.res-item p{margin:6px 0 0;color:var(--text-2);font-size:15px}
.res-item dl{margin:12px 0 0;display:grid;grid-template-columns:max-content minmax(0,1fr);gap:6px 14px;font-size:14.5px}
.res-item dt{font-weight:500;color:var(--text)}
.res-item dd{margin:0;color:var(--text-2)}
.locked{position:relative}
.locked .res-detail{display:none}
.unlocked .res-detail{display:block}
.gate-card{margin-top:28px;border-radius:var(--r-lg);background:var(--tonal);padding:28px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center}
@media (max-width:720px){.gate-card{grid-template-columns:1fr}}
.gate-card h2{font-size:24px}
.gate-card p{margin:8px 0 0;color:var(--text-2)}

/* ---------- Hub ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:32px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;color:var(--text);background:#fff;transition:box-shadow .15s,border-color .15s}
.card:hover{box-shadow:var(--shadow);border-color:transparent;text-decoration:none;color:var(--text)}
.card h3{font-size:20px;margin-top:14px}
.card p{margin:8px 0 18px;font-size:15px;color:var(--muted);flex:1}
.card .go{color:var(--primary);font-weight:500;font-size:15px}

/* ---------- FAQ et sources ---------- */
.faq{margin-top:20px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;padding:20px 0;font-size:17px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;line-height:1;color:var(--muted);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 20px;color:var(--text-2);max-width:760px}
.sources{margin-top:16px;padding-left:20px;color:var(--text-2);font-size:15px}
.sources li{margin:6px 0}

/* ---------- Fenêtre de remise (lead) ---------- */
.modal{position:fixed;inset:0;z-index:60;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(32,33,36,.45)}
.modal.open{display:flex}
.modal-card{width:100%;max-width:520px;max-height:calc(100vh - 32px);overflow:auto;background:#fff;border-radius:var(--r-xl);padding:28px;box-shadow:0 8px 32px rgba(0,0,0,.2)}
.modal-card h2{font-size:24px}
.modal-card > p{margin:8px 0 20px;color:var(--text-2);font-size:15px}
.modal-close{float:right;margin:-8px -8px 0 0;width:40px;height:40px;border-radius:999px;border:0;background:none;font-size:22px;color:var(--muted);cursor:pointer}
.modal-close:hover{background:var(--surface-2)}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-2);margin:4px 0 16px}
.consent input{width:18px;height:18px;margin:2px 0 0;accent-color:var(--primary);flex:none}
.form-error{color:var(--danger);font-size:14px;margin:0 0 12px}
.form-ok{padding:16px;border-radius:16px;background:var(--ok-bg);color:var(--ok);font-size:15px}

/* ---------- CTA et pied de page ---------- */
.cta{margin-top:72px;border-radius:var(--r-xl);background:var(--surface);padding:40px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.cta h2{font-size:28px}
.cta p{margin:8px 0 0;color:var(--text-2)}
.br-footer{border-top:1px solid var(--line-soft);background:#fff}
.br-footer-in{max-width:1200px;margin:0 auto;padding:40px 24px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;font-size:14px;color:var(--muted)}
.br-footer-in h4{margin:0 0 10px;font-size:14px;font-weight:500;color:var(--text)}
.br-footer-in ul{list-style:none;margin:0;padding:0}
.br-footer-in li{margin:6px 0}
.br-footer-in a{color:var(--muted)}
.br-legal{max-width:1200px;margin:0 auto;padding:16px 24px 32px;font-size:13px;color:var(--muted);border-top:1px solid var(--line-soft)}
@media (max-width:820px){.br-footer-in{grid-template-columns:1fr 1fr}}

/* ---------- Document imprimable ---------- */
.print-only{display:none}
@media print{
  @page{size:A4;margin:16mm 14mm}
  body{font-size:11pt;color:#000;background:#fff}
  .br-header,.br-footer,.br-legal,.crumb,.no-print,.cta,.modal,.faq,.panel-inputs,.actions,.gate-card,.skip{display:none!important}
  .print-only{display:block}
  .wrap{padding:0;max-width:none}
  .tool{display:block;margin:0}
  .panel,.reco{border:0;padding:0;background:none;box-shadow:none;position:static}
  .panel-tonal{background:none}
  h1{font-size:20pt;letter-spacing:0}
  h2{font-size:15pt}
  .hero{margin:0 0 6mm}
  .lead{font-size:11pt}
  .section{margin-top:8mm}
  a{color:#000;text-decoration:none}
  .badge{border:1px solid #000;background:none!important;color:#000!important;padding:0 6px}
  .notice{background:none;border:1px solid #000;color:#000}
  .lines th,.lines td,.item,.ev,.res-item{break-inside:avoid}
  table{border-collapse:collapse}
  .print-table th{background:#fff;color:#000;font-weight:700}
  .locked .res-detail{display:block}
  .item input{appearance:none;-webkit-appearance:none;width:12px;height:12px;border:1px solid #000;border-radius:2px}
  .doc-head{display:flex!important;justify-content:space-between;align-items:flex-end;border-bottom:1px solid #000;padding-bottom:3mm;margin-bottom:6mm;font-size:9.5pt}
  .doc-foot{margin-top:10mm;border-top:1px solid #000;padding-top:3mm;font-size:8.5pt;color:#000}
}
.tool > .panel + .panel{margin-top:0}
.tool.tool-list{grid-template-columns:minmax(0,400px) minmax(0,1fr)}
@media (max-width:980px){.tool.tool-list{grid-template-columns:minmax(0,1fr)}}