/* ============================================================
   Conformité Publique · système visuel « instrument officiel »
   Libre Franklin + Overpass Mono · encre régalienne + sceau oxblood
   ============================================================ */

:root{
  /* Ground */
  --paper:        oklch(0.967 0.005 250);
  --surface:      oklch(0.992 0.003 250);
  --surface-sunk: oklch(0.945 0.006 250);

  /* Ink */
  --ink:          oklch(0.205 0.014 264);
  --ink-deep:     oklch(0.155 0.014 264);
  --ink-soft:     oklch(0.205 0.014 264 / 0.72);
  --ink-faint:    oklch(0.205 0.014 264 / 0.66);
  --on-ink:       oklch(0.93 0.006 250);
  --on-ink-soft:  oklch(0.93 0.006 250 / 0.68);

  /* Seal */
  --seal:         oklch(0.47 0.135 27);
  --seal-deep:    oklch(0.40 0.125 27);
  --seal-tint:    oklch(0.95 0.022 30);
  --seal-on-ink:  oklch(0.66 0.14 30);

  /* Conformity / caution */
  --conform:      oklch(0.46 0.072 152);
  --conform-tint: oklch(0.95 0.022 152);
  --caution:      oklch(0.50 0.10 70);
  --caution-tint: oklch(0.95 0.035 80);

  /* Lines */
  --rule:         oklch(0.205 0.014 264 / 0.14);
  --rule-strong:  oklch(0.205 0.014 264 / 0.30);
  --rule-on-ink:  oklch(0.93 0.006 250 / 0.18);

  /* Type */
  --sans:'Libre Franklin', system-ui, -apple-system, sans-serif;
  --mono:'Overpass Mono', ui-monospace, 'Cascadia Code', monospace;

  --step--1: clamp(0.8rem, 0.77rem + 0.15vw, 0.875rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --step-1:  clamp(1.25rem, 1.18rem + 0.35vw, 1.5rem);
  --step-2:  clamp(1.6rem, 1.45rem + 0.75vw, 2.1rem);
  --step-3:  clamp(2.1rem, 1.8rem + 1.5vw, 3.2rem);
  --step-4:  clamp(2.6rem, 2rem + 3vw, 4.6rem);

  --wrap: 1120px;
  --col:  720px;
  --pad:  clamp(1.25rem, 5vw, 2rem);
  --band: clamp(3.25rem, 7vw, 6.5rem);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{
  font-size:18px;
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  font-family:var(--sans);
  font-weight:400;
  font-size:var(--step-0);
  line-height:1.6;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{font-family:var(--sans);font-weight:800;line-height:1.08;letter-spacing:-0.02em;color:var(--ink);text-wrap:balance}
h1{font-size:var(--step-4)}
h2{font-size:var(--step-3)}
h3{font-size:var(--step-1);font-weight:700;letter-spacing:-0.01em}
h4{font-size:var(--step-0);font-weight:700;letter-spacing:0}
p{text-wrap:pretty}

a{color:inherit}
strong{font-weight:700}

/* ---------- Layout primitives ---------- */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.band{padding-block:var(--band)}
.band--paper{background:var(--paper)}
.band--surface{background:var(--surface)}
.band--ink{background:var(--ink);color:var(--on-ink);position:relative;overflow:hidden}
.band--ink h1,.band--ink h2,.band--ink h3,.band--ink h4{color:var(--on-ink)}
.band--ink p{color:var(--on-ink-soft)}
.band--seal-edge{border-top:3px solid var(--seal)}
.prose{max-width:var(--col)}
.prose p{margin-block:0.9em;color:var(--ink-soft)}
.prose p:first-child{margin-top:0}

/* security-paper texture for ink bands */
.guilloche{
  position:absolute;inset:0;pointer-events:none;opacity:0.5;
  background-image:
    repeating-linear-gradient(115deg, transparent 0 13px, var(--rule-on-ink) 13px 13.5px),
    repeating-linear-gradient(65deg, transparent 0 19px, oklch(0.93 0.006 250 / 0.07) 19px 19.4px);
  -webkit-mask-image:radial-gradient(120% 90% at 85% 0%, #000 0%, transparent 70%);
  mask-image:radial-gradient(120% 90% at 85% 0%, #000 0%, transparent 70%);
}

/* ---------- Eyebrow / section index ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:var(--step--1);
  font-weight:600;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--seal);
  display:inline-flex;align-items:center;gap:0.6rem;
}
.eyebrow::before{content:"";width:1.6rem;height:1px;background:currentColor;display:inline-block}
.band--ink .eyebrow{color:var(--seal-on-ink)}
.section-head{max-width:46rem;margin-bottom:clamp(2rem,4vw,3rem)}
.section-head h2{margin-top:0.9rem}
.section-head p{margin-top:0.9rem;color:var(--ink-soft);font-size:var(--step-1);font-weight:400;line-height:1.45}
.band--ink .section-head p{color:var(--on-ink-soft)}

/* ---------- Mono utilities ---------- */
.mono{font-family:var(--mono)}
.ref{
  font-family:var(--mono);font-size:var(--step--1);
  letter-spacing:0.02em;color:var(--ink-faint);
}
.band--ink .ref{color:var(--on-ink-soft)}

/* ---------- Buttons ---------- */
.btn{
  --btn-bg:var(--ink);--btn-fg:var(--on-ink);
  display:inline-flex;align-items:center;justify-content:center;gap:0.55rem;
  font-family:var(--sans);font-size:var(--step-0);font-weight:600;
  letter-spacing:-0.01em;
  min-height:48px;padding:0.7rem 1.5rem;
  border:1px solid var(--btn-bg);border-radius:2px;
  background:var(--btn-bg);color:var(--btn-fg);
  text-decoration:none;cursor:pointer;
  transition:background .25s var(--ease), transform .25s var(--ease), border-color .25s var(--ease);
}
.btn .arr{font-family:var(--mono);font-weight:400;transition:transform .25s var(--ease)}
.btn:hover{transform:translateY(-1px)}
.btn:hover .arr{transform:translateX(3px)}
.btn--seal{--btn-bg:var(--seal);--btn-fg:oklch(0.98 0.01 30)}
.btn--seal:hover{background:var(--seal-deep);border-color:var(--seal-deep)}
.btn--ink:hover{background:var(--ink-deep);border-color:var(--ink-deep)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--rule-strong)}
.btn--ghost:hover{background:var(--surface-sunk)}
.band--ink .btn--ghost{color:var(--on-ink);border-color:var(--rule-on-ink)}
.band--ink .btn--ghost:hover{background:oklch(0.93 0.006 250 / 0.08)}
.btn-row{display:flex;flex-wrap:wrap;gap:0.85rem}

/* ---------- Focus (accessibilité, practice what we preach) ---------- */
:where(a,button,summary,input,[tabindex]):focus-visible{
  outline:2px solid var(--seal);
  outline-offset:3px;
  border-radius:2px;
}
.band--ink :where(a,button,summary):focus-visible{outline-color:var(--seal-on-ink)}

/* ---------- Skip link ---------- */
.skip{
  position:absolute;left:var(--pad);top:-3rem;z-index:200;
  background:var(--ink);color:var(--on-ink);padding:0.6rem 1rem;border-radius:2px;
  text-decoration:none;font-weight:600;transition:top .2s var(--ease);
}
.skip:focus{top:0.6rem}
.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}

/* ---------- Navigation ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:oklch(0.967 0.005 250 / 0.88);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--rule);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  max-width:var(--wrap);margin-inline:auto;padding:0.75rem var(--pad)}
.brand{display:inline-flex;align-items:center;gap:0.6rem;text-decoration:none;color:var(--ink)}
.brand svg{width:42px;height:42px;flex:none}
.brand b{font-weight:800;font-size:1.0625rem;letter-spacing:-0.02em;line-height:1}
.brand b span{font-weight:400;color:var(--seal)}
.brand small{display:block;font-family:var(--mono);font-size:0.5rem;letter-spacing:0.13em;
  text-transform:uppercase;color:var(--ink-faint);margin-top:-1px}
.nav-links{display:flex;align-items:center;gap:clamp(1rem,2.4vw,2rem)}
.nav-links a{font-size:0.9rem;color:var(--ink-soft);text-decoration:none;font-weight:500;
  transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-links a.is-cta{color:var(--seal);font-weight:600}
.nav-links a.is-cta:hover{color:var(--seal-deep)}
@media(max-width:760px){.nav-links a:not(.is-cta){display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden}
.hero-grid{
  display:grid;gap:clamp(2rem,4vw,3.5rem);
  grid-template-columns:minmax(0,1.95fr) minmax(0,1fr);
  align-items:center;
}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}}
.docref{
  font-family:var(--mono);font-size:var(--step--1);letter-spacing:0.04em;
  color:var(--on-ink-soft);display:flex;flex-wrap:wrap;gap:0.4rem 1.4rem;
  padding-bottom:1.1rem;margin-bottom:1.6rem;border-bottom:1px solid var(--rule-on-ink);
}
.docref span{white-space:nowrap}
.hero h1{font-size:clamp(2.3rem,1.7rem + 2.3vw,3.7rem);letter-spacing:-0.03em;max-width:17ch}
.hero .lead{font-size:var(--step-1);font-weight:400;line-height:1.45;
  color:var(--on-ink-soft);max-width:48ch;margin-top:1.4rem}
.hero .btn-row{margin-top:2.2rem}
.hero-aside{display:flex;justify-content:center}
@media(max-width:900px){.hero-aside{display:none}}

/* the seal */
.seal{width:min(232px,86%);height:auto;color:var(--seal-on-ink)}

/* ---------- Stat strip (sober, not the hero-metric cliché) ---------- */
.factline{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--rule-on-ink);margin-top:2.6rem;
}
.factline div{padding:1.2rem 1rem 0;border-left:1px solid var(--rule-on-ink)}
.factline div:first-child{border-left:0;padding-left:0}
.factline dt{font-family:var(--mono);font-size:1.7rem;font-weight:700;color:var(--on-ink);letter-spacing:-0.02em}
.factline dd{font-size:0.8rem;color:var(--on-ink-soft);margin-top:0.3rem;line-height:1.35}
@media(max-width:680px){
  .factline{grid-template-columns:1fr 1fr}
  .factline div:nth-child(3){border-left:0;padding-left:0}
  .factline div:nth-child(n+3){margin-top:1.1rem}
}

/* ---------- Register (4 domaines) ---------- */
.register{border-top:1px solid var(--rule-strong)}
.reg-row{
  display:grid;grid-template-columns:auto minmax(0,2.4fr) minmax(0,1fr) auto;
  gap:clamp(0.75rem,2.5vw,2.5rem);align-items:baseline;
  padding:clamp(1.4rem,3vw,2.1rem) 0;
  border-bottom:1px solid var(--rule);
  transition:background .2s var(--ease);
}
.reg-row:hover{background:var(--surface-sunk)}
.reg-idx{font-family:var(--mono);font-size:0.85rem;font-weight:600;color:var(--seal);
  letter-spacing:0.06em;padding-top:0.35rem}
.reg-main h3{margin-bottom:0.4rem}
.reg-main p{color:var(--ink-soft);font-size:0.92rem;line-height:1.5;max-width:54ch}
.reg-basis{font-family:var(--mono);font-size:var(--step--1);color:var(--ink-faint);
  line-height:1.5;letter-spacing:0.01em}
.reg-count{text-align:right;white-space:nowrap}
.reg-count b{font-family:var(--mono);font-size:1.9rem;font-weight:700;color:var(--ink);
  display:block;letter-spacing:-0.02em;line-height:1}
.reg-count span{font-size:0.72rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--ink-faint);
  font-family:var(--mono)}
@media(max-width:720px){
  .reg-row{grid-template-columns:auto 1fr;row-gap:0.6rem}
  .reg-basis{grid-column:2}
  .reg-count{grid-column:2;text-align:left;display:flex;align-items:baseline;gap:0.5rem}
  .reg-count b{font-size:1.3rem;display:inline}
}

/* ---------- Ledger / barème table ---------- */
.ledger{width:100%;border-collapse:collapse;font-size:0.92rem}
.ledger caption{text-align:left;font-family:var(--mono);font-size:var(--step--1);
  letter-spacing:0.12em;text-transform:uppercase;color:var(--ink-faint);padding-bottom:0.9rem}
.ledger th{text-align:left;font-family:var(--mono);font-size:0.7rem;font-weight:600;
  text-transform:uppercase;letter-spacing:0.08em;color:var(--ink-faint);
  padding:0.7rem 0.9rem;border-bottom:2px solid var(--rule-strong)}
.ledger td{padding:0.8rem 0.9rem;border-bottom:1px solid var(--rule);vertical-align:top}
.ledger tbody tr:nth-child(even){background:var(--surface-sunk)}
.ledger .num{font-family:var(--mono);white-space:nowrap}
.ledger .amount{font-family:var(--mono);font-weight:600;text-align:right;white-space:nowrap}
.ledger .lawcol{font-family:var(--mono);font-size:0.78rem;color:var(--ink-faint)}
@media(max-width:720px){
  .ledger{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  .ledger td,.ledger th{white-space:nowrap}
}

/* ---------- Severity tags ---------- */
.tag{display:inline-flex;align-items:center;gap:0.35rem;
  font-family:var(--mono);font-size:0.66rem;font-weight:700;
  text-transform:uppercase;letter-spacing:0.08em;
  padding:0.22rem 0.5rem;border:1px solid currentColor;border-radius:2px;white-space:nowrap}
.tag::before{content:"";width:0.45rem;height:0.45rem;background:currentColor;border-radius:50%}
.tag--major{color:var(--seal)}
.tag--minor{color:var(--caution)}
.tag--ok{color:var(--conform)}

/* ---------- Finding blocks ---------- */
.finding{background:var(--surface);border:1px solid var(--rule);border-radius:3px;
  padding:1.1rem 1.25rem;margin-top:0.85rem}
.finding--major{background:var(--seal-tint);border-color:oklch(0.47 0.135 27 / 0.3)}
.finding-top{display:flex;align-items:center;gap:0.7rem;margin-bottom:0.5rem}
.finding h4{flex:1}
.finding p{font-size:0.9rem;color:var(--ink-soft);line-height:1.5}
.finding .ref{display:block;margin-top:0.55rem;padding-top:0.55rem;border-top:1px dashed var(--rule)}
.findings{display:grid;gap:0.95rem;grid-template-columns:repeat(auto-fit,minmax(330px,1fr))}
.finding-head{display:flex;align-items:center;gap:0.6rem;flex-wrap:wrap;margin-bottom:0.55rem}
.finding-id{font-family:var(--mono);font-weight:700;font-size:0.78rem;letter-spacing:1px;
  color:var(--ink);background:var(--paper);border:1px solid var(--rule);border-radius:2px;padding:0.12rem 0.4rem}
.finding-law{margin-left:auto;font-family:var(--mono);font-size:0.72rem;letter-spacing:0.5px;
  text-transform:uppercase;color:var(--ink-mut)}
.finding h3{font-size:var(--step-0);margin:0 0 0.45rem}
.finding-action{margin-top:0.7rem;padding-top:0.7rem;border-top:1px dashed var(--rule);
  font-size:0.88rem;color:var(--ink)}
.finding-action b{color:var(--seal)}
.docmeta{display:grid;gap:1px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  margin-top:2rem;border:1px solid var(--rule-on-ink);background:var(--rule-on-ink)}
.docmeta>div{background:var(--ink);padding:0.85rem 1rem}
.docmeta dt{font-family:var(--mono);font-size:0.68rem;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--seal-on-ink);margin-bottom:0.3rem}
.docmeta dd{font-family:var(--mono);font-size:0.95rem;font-weight:600;color:var(--on-ink)}

/* ---------- Cards / panels (used sparingly) ---------- */
.panel{background:var(--surface);border:1px solid var(--rule);border-radius:3px;
  padding:clamp(1.4rem,3vw,2rem)}
.panel--seal{border-top:3px solid var(--seal)}
.cols{display:grid;gap:clamp(1.25rem,3vw,2rem)}
.cols-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.cols-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}

/* ---------- Steps ---------- */
.steps{counter-reset:step;border-top:1px solid var(--rule-strong)}
.step{display:grid;grid-template-columns:auto 1fr;gap:1.3rem;
  padding:1.6rem 0;border-bottom:1px solid var(--rule)}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--mono);font-size:0.95rem;font-weight:700;color:var(--seal);
  letter-spacing:0.04em}
.step h3{margin-bottom:0.4rem}
.step p{color:var(--ink-soft);font-size:0.95rem;max-width:60ch}

/* ---------- Tarif ---------- */
.tarif{display:grid;gap:clamp(1.25rem,3vw,1.75rem);
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));max-width:760px}
.tarif .panel{display:flex;flex-direction:column}
.price{font-family:var(--mono);font-size:clamp(2.4rem,6vw,3.1rem);font-weight:700;
  letter-spacing:-0.03em;line-height:1;margin:0.9rem 0 0.2rem}
.price small{font-family:var(--mono);font-size:0.8rem;font-weight:400;color:var(--ink-faint);
  letter-spacing:0.04em}
.checklist{list-style:none;margin:1.2rem 0;display:flex;flex-direction:column;gap:0.55rem}
.checklist li{display:flex;gap:0.6rem;font-size:0.92rem;color:var(--ink-soft);line-height:1.4}
.checklist li::before{content:"\2713";color:var(--conform);font-weight:700;flex:none}
.tarif .btn{margin-top:auto}

/* ---------- FAQ ---------- */
.faq{max-width:var(--col)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.15rem 0;cursor:pointer;font-weight:600;font-size:1.0625rem;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{font-family:var(--mono);font-size:1.3rem;color:var(--seal);flex:none;
  transition:transform .3s var(--ease)}
.faq details[open] summary .pm{transform:rotate(45deg)}
.faq .answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s var(--ease)}
.faq details[open] .answer{grid-template-rows:1fr}
.faq .answer>div{overflow:hidden}
.faq .answer p{padding-bottom:1.15rem;color:var(--ink-soft);font-size:0.96rem;max-width:62ch}

/* ---------- Callout ---------- */
.callout{background:var(--seal-tint);border:1px solid oklch(0.47 0.135 27 / 0.22);
  border-radius:3px;padding:1.2rem 1.4rem;font-size:0.95rem;color:var(--ink-soft)}
.callout strong{color:var(--ink)}

/* ---------- Footer ---------- */
.footer{background:var(--ink-deep);color:var(--on-ink-soft);
  padding-block:clamp(2.5rem,5vw,3.5rem) 2rem;font-size:0.9rem}
.footer-grid{display:grid;gap:2rem;grid-template-columns:1.8fr 1fr 1fr;
  max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
@media(max-width:680px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer h3{color:var(--on-ink);font-family:var(--mono);font-size:0.72rem;font-weight:600;
  text-transform:uppercase;letter-spacing:0.12em;margin-bottom:1rem}
.footer p{color:var(--on-ink-soft);font-size:0.88rem;line-height:1.55;max-width:38ch}
.footer a{display:block;color:var(--on-ink-soft);text-decoration:none;padding:0.25rem 0;
  font-size:0.9rem;transition:color .2s}
.footer a:hover{color:var(--on-ink)}
.footer .brand{display:inline-flex;color:var(--on-ink);margin-bottom:0.9rem}
.footer .brand b{color:var(--on-ink)}
.footer .brand b span{color:var(--seal-on-ink)}
.footer .brand small{color:var(--on-ink-soft)}
.footer-base{max-width:var(--wrap);margin:2.2rem auto 0;padding:1.4rem var(--pad) 0;
  border-top:1px solid var(--rule-on-ink);display:flex;flex-wrap:wrap;gap:0.5rem 1.5rem;
  justify-content:space-between;font-family:var(--mono);font-size:0.72rem;
  letter-spacing:0.04em;color:var(--on-ink-soft)}

/* ---------- Page hero (interior pages) ---------- */
.pagehead{border-bottom:1px solid var(--rule)}
.pagehead h1{font-size:var(--step-3);max-width:18ch}
.pagehead .lead{font-size:var(--step-1);font-weight:400;color:var(--ink-soft);
  max-width:54ch;margin-top:1.1rem;line-height:1.45}

/* ---------- Reveal motion ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .faq .answer{transition:none}
}