/* ============================================================
   Konforme – Design System 2025
   Palette : fond #F8F9FA, texte #111827, accent teal #0D9488
   CTA vert #10B981, Inter font
   ============================================================ */

/* --- Reset & Base --- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#F8F9FA;--bg-card:#FFFFFF;--bg-subtle:#F1F5F9;
  --border:#E2E8F0;--border-light:#F1F5F9;
  --text:#111827;--text-secondary:#475569;--text-tertiary:#94A3B8;
  --accent:#0D9488;--accent-light:#14B8A6;--accent-dark:#0F766E;--accent-bg:rgba(13,148,136,.06);
  --green:#10B981;--green-light:#34D399;--green-dark:#059669;--green-bg:rgba(16,185,129,.08);
  --red:#EF4444;--red-light:#F87171;--red-bg:rgba(239,68,68,.06);
  --orange:#F59E0B;--orange-bg:rgba(245,158,11,.08);
  --radius:8px;--radius-lg:12px;--radius-xl:16px;--radius-2xl:24px;--radius-pill:9999px;
  --shadow-xs:0 1px 2px rgba(0,0,0,.04);
  --shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 12px rgba(0,0,0,.06),0 1px 3px rgba(0,0,0,.04);
  --shadow-lg:0 12px 40px rgba(0,0,0,.08),0 4px 12px rgba(0,0,0,.04);
  --max-w:1100px;
  --transition:all .2s cubic-bezier(.4,0,.2,1);
  --font:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:var(--accent);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent-dark)}
img{max-width:100%;display:block}

/* --- Layout --- */
.container{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem}
.section{padding:4rem 0}
.section--alt{background:var(--bg-card)}

/* --- Navbar --- */
.navbar{background:rgba(255,255,255,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:60px}
.navbar__brand{font-size:1.5rem;font-weight:800;color:var(--text);letter-spacing:-.03em;text-decoration:none;margin-right:auto}
.navbar__brand .brand-k{color:var(--accent)}
.navbar__brand .brand-f{color:var(--text)}
.navbar__links{display:flex;gap:2rem;align-items:center;list-style:none}
.navbar__links a{font-size:.875rem;font-weight:500;color:var(--text-secondary);transition:var(--transition)}
.navbar__links a:hover,.navbar__links a.active{color:var(--accent)}
.navbar__toggle{display:none;background:none;border:none;cursor:pointer;padding:.5rem}
.navbar__toggle span{display:block;width:18px;height:1.5px;background:var(--text);margin:4px 0;transition:var(--transition);border-radius:1px}

/* --- Buttons (pill style) --- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.5rem;border-radius:var(--radius-pill);font-size:.875rem;font-weight:500;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;line-height:1.4;font-family:var(--font)}
.btn--primary{background:var(--text);color:#fff;box-shadow:var(--shadow-xs)}
.btn--primary:hover{background:#1F2937;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}
.btn--secondary:hover{background:var(--bg-subtle);border-color:var(--text-tertiary)}
.btn--accent{background:var(--accent);color:#fff}
.btn--accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}
.btn--outline:hover{background:var(--bg-subtle);color:var(--text);border-color:var(--text-tertiary)}
.btn--green{background:var(--green);color:#fff}
.btn--green:hover{background:var(--green-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--large{padding:.8rem 2rem;font-size:.95rem}
.btn--small{padding:.4rem 1rem;font-size:.8rem}
.btn--block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}

/* --- Hero (light background with dot pattern) --- */
.hero{background:var(--bg);color:var(--text);padding:6rem 0 5rem;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,var(--border) 1px,transparent 1px);background-size:24px 24px;opacity:.5;pointer-events:none}
.hero::after{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(13,148,136,.06),transparent);pointer-events:none}
.hero h1{font-size:3rem;font-weight:800;line-height:1.1;margin-bottom:1.25rem;max-width:720px;margin-left:auto;margin-right:auto;letter-spacing:-.03em;position:relative}
.hero h1 span{color:var(--accent)}
.hero__sub{font-size:1.125rem;color:var(--text-secondary);max-width:540px;margin:0 auto 2.5rem;line-height:1.7;position:relative}
.hero__ctas{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap;position:relative}

/* --- Urgency banner --- */
.urgency{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:2.5rem 3rem;text-align:center;max-width:640px;margin:-3rem auto 0;position:relative;z-index:10;box-shadow:var(--shadow-lg)}
.urgency__count{font-size:4rem;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block;line-height:1;letter-spacing:-.04em}
.urgency__label{font-size:.95rem;font-weight:500;color:var(--text-secondary);margin-top:.375rem;display:block}
.urgency__penalty{font-size:.8rem;color:var(--text-tertiary);margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--border-light)}
.urgency__penalty strong{color:var(--red)}

/* --- Steps --- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem}
.step{text-align:center;padding:2rem 1.5rem;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);transition:var(--transition)}
.step:hover{border-color:var(--accent);box-shadow:var(--shadow-md)}
.step__icon{width:48px;height:48px;border-radius:var(--radius-lg);background:var(--accent-bg);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:1.15rem;font-weight:700;margin:0 auto 1.25rem}
.step h3{font-size:.95rem;font-weight:600;margin-bottom:.5rem;color:var(--text)}
.step p{font-size:.85rem;color:var(--text-tertiary);line-height:1.6}

/* --- Info cards --- */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem;margin-top:2rem}
.info-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.75rem;transition:var(--transition)}
.info-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.info-card h3{font-size:.9rem;font-weight:600;color:var(--text);margin-bottom:.5rem}
.info-card p{font-size:.85rem;color:var(--text-secondary);line-height:1.65}

/* --- Section titles --- */
.section h2{font-size:1.75rem;font-weight:700;letter-spacing:-.02em;color:var(--text)}

/* --- Upload zone --- */
.dropzone{border:1.5px dashed var(--border);border-radius:var(--radius-xl);padding:3.5rem 2rem;text-align:center;cursor:pointer;transition:var(--transition);background:var(--bg-card)}
.dropzone:hover,.dropzone.dragover{border-color:var(--accent);background:var(--accent-bg)}
.dropzone__icon{font-size:2.5rem;margin-bottom:.75rem;opacity:.4}
.dropzone h3{font-size:.95rem;font-weight:500;color:var(--text-secondary);margin-bottom:.25rem}
.dropzone p{font-size:.8rem;color:var(--text-tertiary)}
.dropzone input[type=file]{display:none}

/* --- Progress bar --- */
.progress{width:100%;height:3px;background:var(--bg-subtle);border-radius:2px;overflow:hidden;margin:1.5rem 0;display:none}
.progress.active{display:block}
.progress__bar{height:100%;background:var(--accent);border-radius:2px;width:0;transition:width .4s ease}
.progress__bar.indeterminate{width:30%;animation:indeterminate 1.5s ease-in-out infinite}
@keyframes indeterminate{0%{transform:translateX(-100%)}100%{transform:translateX(400%)}}

/* --- Results --- */
.result{display:none;margin-top:2rem}
.result.visible{display:block;animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.result__header{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;border-radius:var(--radius-lg) var(--radius-lg) 0 0;color:#fff}
.result__header--pass{background:var(--green)}
.result__header--fail{background:var(--red)}
.result__header h3{font-size:1rem;font-weight:600}
.result__body{background:var(--bg-card);border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius-lg) var(--radius-lg);padding:1.5rem}
.result__profile{display:inline-block;padding:.25rem .75rem;background:var(--accent-bg);color:var(--accent);border-radius:var(--radius-pill);font-size:.75rem;font-weight:600;margin-bottom:1rem}
.result__section{margin-bottom:1.25rem}
.result__section h4{font-size:.8rem;font-weight:600;color:var(--text-tertiary);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.5px}
.result__list{list-style:none;padding:0}
.result__list li{padding:.5rem .75rem;border-left:2px solid var(--red);background:var(--red-bg);margin-bottom:.375rem;border-radius:0 var(--radius) var(--radius) 0;font-size:.825rem;color:var(--text)}
.result__list li.warning{border-left-color:var(--orange);background:var(--orange-bg)}
.result__list li .line-num{font-weight:600;color:var(--text-tertiary);margin-right:.25rem;font-size:.75rem}

/* --- Affiliation CTA block --- */
.affiliation-cta{margin-top:2rem;padding:2rem;background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border)}
.affiliation-cta__header{text-align:center;margin-bottom:1.5rem}
.affiliation-cta__header h3{font-size:1.05rem;color:var(--text);margin-bottom:.25rem;font-weight:600}
.affiliation-cta__header p{font-size:.875rem;color:var(--text-secondary);margin:0}
.affiliation-cta--guide{margin:1.5rem 0;border:1px solid var(--accent);background:var(--accent-bg)}

/* --- Affiliation card grid --- */
.affiliation__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.affiliation__card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem 1.25rem;text-align:center;border:1px solid var(--border);transition:var(--transition);position:relative}
.affiliation__card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.affiliation__card--gold{border-top:3px solid #F59E0B}
.affiliation__card--silver{border-top:3px solid #94A3B8}
.affiliation__card--bronze{border-top:3px solid #D97706}
.affiliation__medal{font-size:1.75rem;display:block;margin-bottom:.5rem;line-height:1}
.affiliation__card h4{font-size:.95rem;color:var(--text);margin-bottom:.5rem;font-weight:600}
.affiliation__card p{font-size:.8rem;color:var(--text-secondary);margin-bottom:1rem;line-height:1.55;min-height:3em}

/* --- Extraction indicators --- */
.field--detected{border-color:var(--green)!important;background:var(--green-bg)}
.field--undetected{border-color:var(--orange)!important;background:var(--orange-bg)}
.msg--extract{background:var(--green-bg);color:var(--green-dark);border:1px solid rgba(16,185,129,.2);padding:.75rem 1rem;border-radius:var(--radius);font-size:.85rem;margin-bottom:1.25rem}

/* --- Conversion form --- */
.form-stepper{display:flex;gap:0;margin-bottom:2rem;border-bottom:1px solid var(--border)}
.form-stepper__step{flex:1;text-align:center;padding:.75rem .5rem;font-size:.8rem;font-weight:600;color:var(--text-tertiary);position:relative;cursor:default;transition:var(--transition)}
.form-stepper__step.active{color:var(--accent)}
.form-stepper__step.active::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--accent)}
.form-stepper__step.done{color:var(--green)}

.convert-step{display:none}
.convert-step.active{display:block;animation:fadeIn .3s ease}

.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-size:.8rem;font-weight:500;color:var(--text-secondary);margin-bottom:.375rem}
.form-group input,.form-group select{width:100%;padding:.5rem .75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;transition:var(--transition);background:var(--bg-card);color:var(--text);font-family:var(--font)}
.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(13,148,136,.1)}
.form-group input::placeholder{color:var(--text-tertiary)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-row--3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}

.fieldset-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem;margin-bottom:1.25rem}
.fieldset-card h3{font-size:.875rem;font-weight:600;color:var(--text);margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border-light)}

/* --- Line items table --- */
.lines-table{width:100%;border-collapse:collapse;font-size:.825rem;margin-bottom:1rem}
.lines-table th{text-align:left;padding:.5rem;font-weight:500;color:var(--text-tertiary);border-bottom:1px solid var(--border);font-size:.75rem;text-transform:uppercase;letter-spacing:.5px}
.lines-table td{padding:.375rem .5rem;border-bottom:1px solid var(--border-light)}
.lines-table input{width:100%;padding:.375rem .5rem;border:1px solid var(--border);border-radius:6px;font-size:.825rem;transition:var(--transition);font-family:var(--font);color:var(--text)}
.lines-table input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(13,148,136,.08)}
.lines-table .col-desc{width:35%}
.lines-table .col-num{width:13%;text-align:right}
.lines-table .col-num input{text-align:right}
.lines-table .col-act{width:40px;text-align:center}
.line-remove{background:none;border:none;color:var(--text-tertiary);cursor:pointer;font-size:1.1rem;padding:.25rem;opacity:.5;transition:var(--transition)}
.line-remove:hover{opacity:1;color:var(--red)}

.totals-box{background:var(--bg-subtle);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1rem 1.25rem;margin-top:1rem}
.totals-row{display:flex;justify-content:space-between;padding:.375rem 0;font-size:.875rem;color:var(--text-secondary)}
.totals-row:last-child{border-top:1px solid var(--border);padding-top:.75rem;margin-top:.375rem;font-weight:700;font-size:1rem;color:var(--text)}

/* --- Guide page --- */
.article{max-width:720px;margin:0 auto}
.article h1{font-size:2rem;font-weight:700;color:var(--text);margin-bottom:.75rem;line-height:1.2;letter-spacing:-.02em}
.article .article__meta{font-size:.8rem;color:var(--text-tertiary);margin-bottom:2.5rem}
.article h2{font-size:1.35rem;font-weight:700;color:var(--text);margin:3rem 0 .75rem;padding-top:1.5rem;border-top:1px solid var(--border-light);letter-spacing:-.01em}
.article h3{font-size:1.05rem;font-weight:600;color:var(--text);margin:1.75rem 0 .5rem}
.article p{margin-bottom:1rem;color:var(--text-secondary);line-height:1.7}
.article ul,.article ol{margin:0 0 1rem 1.25rem;color:var(--text-secondary)}
.article li{margin-bottom:.5rem;line-height:1.65}
.article blockquote{border-left:3px solid var(--accent);padding:.75rem 1.25rem;background:var(--accent-bg);margin:1.25rem 0;border-radius:0 var(--radius) var(--radius) 0;font-style:normal;color:var(--text-secondary);font-size:.9rem}
.article .callout{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.5rem;margin:2rem 0}
.article .callout h4{color:var(--text);margin-bottom:.5rem;font-size:.9rem}
.article .callout p:last-child{margin-bottom:0}

.toc{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:1.25rem 1.5rem;margin-bottom:2.5rem}
.toc h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.75px;color:var(--text-tertiary);margin-bottom:.75rem;font-weight:600}
.toc ol{list-style:decimal;margin-left:1.25rem}
.toc li{margin-bottom:.375rem}
.toc a{font-size:.85rem;color:var(--text-secondary);font-weight:500}
.toc a:hover{color:var(--accent)}

/* --- Footer (light minimal) --- */
.footer{background:var(--bg-card);border-top:1px solid var(--border);color:var(--text-secondary);padding:3.5rem 0 2rem;margin-top:4rem}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.footer h4{color:var(--text);font-size:.8rem;margin-bottom:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.footer p,.footer a{font-size:.825rem;color:var(--text-tertiary);line-height:1.7}
.footer a:hover{color:var(--accent)}
.footer ul{list-style:none}
.footer li{margin-bottom:.375rem}
.footer__bottom{border-top:1px solid var(--border);margin-top:2rem;padding-top:1.5rem;text-align:center;font-size:.75rem;color:var(--text-tertiary)}

/* --- Legal --- */
.legal{max-width:720px;margin:0 auto}
.legal h1{font-size:1.75rem;font-weight:700;color:var(--text);margin-bottom:1.5rem;letter-spacing:-.02em}
.legal h2{font-size:1.1rem;font-weight:600;color:var(--text);margin:2rem 0 .5rem}
.legal p,.legal li{font-size:.875rem;color:var(--text-secondary);line-height:1.75;margin-bottom:.75rem}
.legal ul{margin-left:1.25rem;margin-bottom:1rem}

/* --- Utilities --- */
.text-center{text-align:center}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}
.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}
.hidden{display:none!important}

/* --- Status messages --- */
.msg{padding:.75rem 1rem;border-radius:var(--radius);font-size:.85rem;margin-bottom:1rem;display:none}
.msg.visible{display:block}
.msg--error{background:var(--red-bg);color:var(--red);border:1px solid rgba(239,68,68,.15)}
.msg--success{background:var(--green-bg);color:var(--green-dark);border:1px solid rgba(16,185,129,.15)}

/* --- Responsive --- */
@media(max-width:768px){
  .hero{padding:4rem 0 3.5rem}
  .hero h1{font-size:2rem}
  .hero__sub{font-size:1rem}
  .steps{grid-template-columns:1fr;gap:1rem}
  .form-row,.form-row--3{grid-template-columns:1fr}
  .navbar__links{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:1rem 1.5rem;border-bottom:1px solid var(--border);gap:.75rem;z-index:200;box-shadow:var(--shadow-md)}
  .navbar__links.open{display:flex}
  .navbar__toggle{display:block}
  .footer__grid{grid-template-columns:1fr}
  .affiliation__grid{grid-template-columns:1fr}
  .affiliation__card p{min-height:auto}
  .urgency{margin:0 1rem;margin-top:-2rem;padding:1.5rem 1.25rem}
  .urgency__count{font-size:2.5rem}
  .lines-table{font-size:.75rem}
  .section{padding:2.5rem 0}
  .info-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .hero{padding:3rem 0 2.5rem}
  .hero h1{font-size:1.6rem}
  .btn--large{padding:.625rem 1.25rem;font-size:.9rem}
  .section{padding:2rem 0}
}