/* =========================================================================
   REMIS — v1.1 stylesheet
   "Le Scellé" — a site conceived as a sealed, dated, verifiable document.
   Tokens & rules documented in assets/DESIGN_NOTES.md.
   ========================================================================= */

/* ---------- Fonts ----------------------------------------------------- */
@font-face {
  font-family: "Cormorant Garamond";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/CormorantGaramondMedium.woff2") format("woff2"),
       url("../fonts/CormorantGaramondMedium.woff") format("woff");
}
@font-face {
  font-family: "Cormorant Garamond";
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/CormorantGaramondMediumItalic.woff2") format("woff2"),
       url("../fonts/CormorantGaramondMediumItalic.woff") format("woff");
}
@font-face {
  font-family: "Cormorant Garamond";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/CormorantGaramondSemiBold.woff2") format("woff2"),
       url("../fonts/CormorantGaramondSemiBold.woff") format("woff");
}
@font-face {
  font-family: "Luciole";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/Luciole-Regular.woff2") format("woff2"),
       url("../fonts/Luciole-Regular.woff") format("woff");
}

/* ---------- Tokens ---------------------------------------------------- */
/*
   DEFAULT PALETTE = "Greffe" (institutional registry).
   The warm "Scellé" palette is available via [data-theme="scelle"].
   Both share identical semantic tokens so the entire site reskins from
   a single attribute swap — no per-component overrides needed.
*/
:root {
  /* Paper / ink */
  --paper:        #f2f2f3;   /* Neutral-100 */
  --paper-light:  #ffffff;   /* Neutral-0   — cards / packets */
  --paper-deep:   #e6e7e9;
  --ink:          #141418;   /* Neutral-900 — text */
  --ink-body:     #2e2f36;   /* Primary     — body */
  --ink-soft:     #4b4d56;   /* Neutral-700 */
  --ink-faint:    #7a7d85;   /* Secondary   — metadata */

  /* Slate hairline */
  --rule:         #7a7d85;   /* Secondary */
  --rule-soft:    rgba(201, 201, 206, 0.85);  /* Neutral-400 */

  /* Accent — cardinal */
  --cire:         #8c1b3d;   /* Accent */
  --cire-deep:    #6b1530;
  --cire-bright:  #a82048;

  /* Info navy */
  --bleu:         #2d4f8a;

  /* Type */
  --serif: "Cormorant Garamond", "EB Garamond", Garamond, "Times New Roman", serif;
  --sans:  "Luciole", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --mono:  ui-monospace, "SF Mono", "JetBrains Mono", "IBM Plex Mono", "Menlo", Consolas, monospace;

  /* Scale */
  --measure: 64ch;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --band-pad: clamp(3.5rem, 9vw, 7rem);

  /* Motion */
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* =========================================================================
   Tweaks panel (theme switcher) — vanilla, brand-vocab
   ========================================================================= */
.tweaks {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: min(360px, calc(100vw - 2.5rem));
  background: var(--paper-light);
  border: 1px solid var(--rule);
  box-shadow: 0 24px 60px -28px rgba(20, 20, 24, .45),
              0 2px 0 0 var(--cire) inset;
  font-family: var(--sans);
  color: var(--ink);
  z-index: 100;
  padding: 1.25rem 1.25rem 1rem;
  opacity: 0; transform: translateY(8px);
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  pointer-events: none;
}
.tweaks.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }

.tweaks__header {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; padding-bottom: .85rem;
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 1rem;
}
.tweaks__kicker {
  font-size: .62rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--cire); margin-bottom: .25rem;
}
.tweaks__title {
  font-family: var(--serif); font-size: 1.15rem; font-weight: 500;
  color: var(--ink); line-height: 1.1;
}
.tweaks__close {
  background: transparent; border: 0;
  font-family: var(--serif); font-size: 1.4rem; line-height: 1;
  color: var(--ink-soft); cursor: pointer;
  padding: 0 .25rem; transition: color .2s var(--ease);
}
.tweaks__close:hover { color: var(--cire); }
.tweaks__intro {
  font-size: .82rem; line-height: 1.5; color: var(--ink-soft);
  margin: 0 0 1rem;
}
.tweaks__themes {
  display: grid; grid-template-columns: 1fr; gap: .65rem;
}
.tweaks__foot {
  margin-top: 1rem; padding-top: .85rem;
  border-top: 1px dashed var(--rule-soft);
  font-family: var(--mono); font-size: .68rem;
  color: var(--ink-faint);
}
.tweaks__foot code { color: var(--ink); }

.theme-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .85rem;
  align-items: center;
  padding: .65rem .75rem;
  background: var(--paper);
  border: 1px solid var(--rule-soft);
  cursor: pointer;
  text-align: left;
  font-family: var(--sans);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.theme-card:hover { border-color: var(--rule); }
.theme-card[aria-pressed="true"] {
  border-color: var(--cire);
  background: var(--paper-light);
  box-shadow: inset 0 0 0 1px var(--cire);
}
.theme-card__swatches {
  display: grid; grid-template-columns: repeat(4, 1fr);
  width: 56px; height: 28px;
  border: 1px solid var(--rule-soft);
}
.theme-card__swatches span { display: block; }
.theme-card__name {
  font-family: var(--serif); font-size: 1.05rem; font-weight: 500;
  color: var(--ink); line-height: 1.1;
}
.theme-card__sub {
  font-size: .68rem; letter-spacing: 0.1em; color: var(--ink-faint);
  margin-top: .15rem;
}
.theme-card__mark {
  width: 20px; height: 20px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--cire); color: var(--paper-light);
  font-size: .75rem;
  opacity: 0; transform: scale(.7);
  transition: opacity .2s var(--ease), transform .2s var(--ease);
}
.theme-card[aria-pressed="true"] .theme-card__mark { opacity: 1; transform: scale(1); }

/* ---------- Theme: "Scellé" (alternate palette) --------------------- */
/*
   Warm wax-and-paper palette — the original v.1.1 system, now selectable.
*/
[data-theme="scelle"] {
  --paper:        #e6e5e1;
  --paper-light:  #edede5;
  --paper-deep:   #d8d6cd;
  --ink:          #1f1d20;
  --ink-body:     #3b3a3f;
  --ink-soft:     #585453;
  --ink-faint:    #79756a;
  --rule:         #826847;
  --rule-soft:    rgba(130, 104, 71, 0.35);
  --cire:         #7c141f;
  --cire-deep:    #470b11;
  --cire-bright:  #971826;
  --bleu:         #111f39;
}

/* ---------- Base ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-body);
  background: var(--paper);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1;
}

::selection { background: var(--cire); color: var(--paper-light); }

a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-soft);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
a:hover { color: var(--cire); border-bottom-color: var(--cire); }
a:focus-visible {
  outline: 2px solid var(--cire);
  outline-offset: 3px;
  border-bottom-color: transparent;
}

img, svg { display: block; max-width: 100%; height: auto; }

/* Headings */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.005em;
  line-height: 1.12;
  margin: 0;
  text-wrap: balance;
}
p { margin: 0 0 1em; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

/* Skip link */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--paper-light);
  padding: .75rem 1rem; z-index: 100;
  font-family: var(--sans); font-size: .9rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================================
   Top filet & masthead
   ========================================================================= */
.filet {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
}
.filet__wax {
  height: 6px;
  background: linear-gradient(90deg, var(--cire-deep), var(--cire) 45%, var(--cire-bright) 55%, var(--cire-deep));
}
.filet__bronze {
  height: 1px;
  background: var(--rule);
  opacity: .55;
}

.masthead {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem var(--gutter);
  border-bottom: 1px solid var(--rule-soft);
  background: var(--paper);
}
.masthead__entity {
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.masthead__entity span { display: block; color: var(--ink-faint); font-size: .65rem; letter-spacing: 0.2em; margin-top: .2rem; }

.masthead__lockup {
  display: inline-flex; align-items: center; gap: .65rem;
  border: 0;
  font-family: var(--serif);
  font-size: 1.45rem;
  color: var(--ink);
  letter-spacing: 0.06em;
  font-weight: 600;
  line-height: 1;
}
.masthead__lockup:hover { color: var(--cire); border: 0; }
.masthead__lockup img { width: 28px; height: 28px; }

.masthead__date {
  text-align: right;
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}
.masthead__date span { display: block; color: var(--ink-faint); font-size: .65rem; letter-spacing: 0.2em; margin-top: .2rem; }

/* Nav */
.nav {
  border-bottom: 1px solid var(--rule-soft);
  background: var(--paper);
}
.nav__inner {
  display: flex; justify-content: center; gap: clamp(1.5rem, 4vw, 3rem);
  padding: .85rem var(--gutter);
  flex-wrap: wrap;
}
.nav a {
  border: 0;
  font-size: .78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-family: var(--sans);
  padding: .25rem .1rem;
  position: relative;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--cire); }
.nav a[aria-current="page"]::after {
  content: ""; position: absolute; left: 50%; bottom: -.85rem; transform: translateX(-50%);
  width: 6px; height: 6px; background: var(--cire); border-radius: 50%;
}

@media (max-width: 767px) {
  .masthead { grid-template-columns: 1fr; text-align: center; gap: .35rem; padding-bottom: .65rem; }
  .masthead__entity, .masthead__date { text-align: center; }
  .masthead__date span, .masthead__entity span { margin-top: .15rem; }
}

/* =========================================================================
   Bands (paper-band motif)
   ========================================================================= */
.band {
  padding: var(--band-pad) var(--gutter);
  position: relative;
}
.band--light  { background: var(--paper-light); }
.band--paper  { background: var(--paper); }
.band--deep   { background: var(--paper-deep); }
.band--ink    { background: var(--ink); color: var(--paper-light); }
.band--ink h1, .band--ink h2, .band--ink h3, .band--ink h4 { color: var(--paper-light); }

.band__inner { max-width: 1180px; margin: 0 auto; }
.band__inner--narrow { max-width: 780px; }

/* Article label */
.article-label {
  display: flex; align-items: center; gap: .9rem;
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: 1.75rem;
}
.article-label::before {
  content: ""; width: 24px; height: 1px; background: var(--rule); opacity: .8;
}
.article-label span.num {
  font-variant-numeric: tabular-nums;
  color: var(--cire);
  font-weight: 400;
}

/* Section heading */
.h-display {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.012em;
  color: var(--ink);
}
.h-display em { font-style: italic; color: var(--cire); }

/* =========================================================================
   Hero / masthead-hero
   ========================================================================= */
.hero {
  position: relative;
  padding: clamp(4rem, 10vw, 8rem) var(--gutter) clamp(3rem, 8vw, 6rem);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(130, 104, 71, .07), transparent 60%),
    linear-gradient(180deg, var(--paper-light), var(--paper));
  overflow: hidden;
  border-bottom: 1px solid var(--rule-soft);
}
.hero__inner {
  max-width: 1080px; margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  text-align: center;
  position: relative; z-index: 1;
}

.hero__stamp {
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: inline-flex; align-items: center; gap: .8rem;
  margin: 0 auto;
}
.hero__stamp::before, .hero__stamp::after {
  content: ""; width: 36px; height: 1px; background: var(--rule); opacity: .55;
}

.hero__seal {
  width: clamp(120px, 16vw, 175px);
  margin: 0 auto;
  position: relative;
  filter: drop-shadow(0 14px 28px rgba(71, 11, 17, .25));
  animation: sealPress 1.2s var(--ease) .15s both;
}
@keyframes sealPress {
  0%   { transform: translateY(-30px) scale(1.05) rotate(-4deg); opacity: 0; filter: drop-shadow(0 2px 0 rgba(71, 11, 17, 0)); }
  60%  { transform: translateY(4px) scale(.96) rotate(.5deg); opacity: 1; }
  100% { transform: translateY(0) scale(1) rotate(0); opacity: 1; filter: drop-shadow(0 14px 28px rgba(71, 11, 17, .25)); }
}

.hero__wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(3rem, 9vw, 6rem);
  letter-spacing: 0.1em;
  color: var(--ink);
  line-height: 1;
  margin: 0;
}
.hero__rule {
  width: 1px; height: 28px; background: var(--rule); margin: 0 auto;
  opacity: .7;
}
.hero__tagline {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.1rem, 2.2vw, 1.6rem);
  color: var(--cire);
  letter-spacing: 0.04em;
}
.hero__category {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3.2vw, 2.3rem);
  font-weight: 500;
  color: var(--ink);
  max-width: 28ch;
  margin: 0 auto;
  line-height: 1.18;
}
.hero__value {
  font-family: var(--sans);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--ink-body);
  max-width: 58ch;
  margin: 0 auto;
  line-height: 1.55;
}

.hero__refs {
  margin-top: 1rem;
  display: flex; gap: 1.5rem; justify-content: center; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}
.hero__refs span b { color: var(--rule); font-weight: 400; letter-spacing: 0.18em; text-transform: uppercase; font-family: var(--sans); margin-right: .35rem;}

/* =========================================================================
   Lead / problem band
   ========================================================================= */
.lead {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.35;
  color: var(--ink);
  max-width: 28ch;
}
.lead--full { max-width: 38ch; }

.lettrine::first-letter {
  font-family: var(--serif);
  font-weight: 600;
  float: left;
  font-size: 5em;
  line-height: .85;
  padding: .08em .12em 0 0;
  color: var(--cire);
}

.synthesis {
  margin-top: 3rem;
  padding: 2rem clamp(1rem, 3vw, 2.5rem);
  border-left: 2px solid var(--cire);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.45;
  color: var(--ink);
  background: linear-gradient(90deg, rgba(124, 20, 31, .03), transparent 60%);
}
.synthesis ol { margin: 0; padding-left: 1.2em; counter-reset: synth; list-style: none; }
.synthesis li { counter-increment: synth; padding: .35rem 0; position: relative; padding-left: 2.4em; }
.synthesis li::before {
  content: counter(synth, decimal-leading-zero);
  position: absolute; left: 0; top: .55em;
  font-family: var(--sans); font-style: normal; font-size: .65rem;
  color: var(--cire); letter-spacing: 0.18em; font-weight: 400;
}

/* =========================================================================
   Two-col body
   ========================================================================= */
.cols-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
}
@media (max-width: 767px) { .cols-2 { grid-template-columns: 1fr; } }

.kicker {
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: .8rem;
}

/* =========================================================================
   Signature demo — "De l'événement au scellé"
   ========================================================================= */
.demo {
  position: relative;
  background: var(--paper-light);
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.demo__header {
  max-width: 1180px; margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 3rem;
}
@media (max-width: 767px) { .demo__header { grid-template-columns: 1fr; } }

.demo__title { font-size: clamp(1.8rem, 3.8vw, 2.7rem); }
.demo__sub { color: var(--ink-soft); margin-top: .8rem; font-size: .95rem; max-width: 42ch; }

.demo__ctrl {
  display: flex; gap: .75rem; justify-content: flex-end; align-items: center;
}
@media (max-width: 767px) { .demo__ctrl { justify-content: flex-start; } }

.btn {
  font-family: var(--sans);
  font-size: .78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: .85rem 1.4rem;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  font-weight: 400;
  display: inline-flex; align-items: center; gap: .65rem;
}
.btn:hover { background: var(--ink); color: var(--paper-light); border-color: var(--ink); }
.btn--wax { background: var(--cire); color: var(--paper-light); border-color: var(--cire); }
.btn--wax:hover { background: var(--cire-deep); border-color: var(--cire-deep); }
.btn--ghost { border-color: var(--rule-soft); color: var(--ink-soft); }

.demo__board {
  max-width: 1180px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 0;
  border: 1px solid var(--rule-soft);
  background: var(--paper);
  position: relative;
}
@media (max-width: 900px) { .demo__board { grid-template-columns: 1fr; } }

.demo__stages {
  border-right: 1px solid var(--rule-soft);
}
@media (max-width: 900px) { .demo__stages { border-right: 0; border-bottom: 1px solid var(--rule-soft); } }

.stage {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 1.25rem;
  padding: 1.6rem 1.5rem;
  border-bottom: 1px solid var(--rule-soft);
  position: relative;
  align-items: flex-start;
  transition: background .35s var(--ease);
}
.stage:last-child { border-bottom: 0; }
.stage.is-active { background: linear-gradient(90deg, rgba(124,20,31,.045), transparent 60%); }
.stage.is-done .stage__index { background: var(--cire); color: var(--paper-light); border-color: var(--cire); }
.stage.is-done .stage__index::after {
  content: "✓"; position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--sans); font-size: .95rem; color: var(--paper-light);
}
.stage.is-done .stage__index .stage__num { opacity: 0; }

.stage__index {
  width: 44px; height: 44px;
  border: 1px solid var(--rule);
  border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--serif);
  color: var(--cire);
  font-size: 1.1rem;
  font-weight: 500;
  position: relative;
  background: var(--paper);
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  font-variant-numeric: tabular-nums;
}
.stage__body { min-width: 0; }
.stage__label {
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: .35rem;
}
.stage__title {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: .35rem;
  line-height: 1.15;
}
.stage__detail {
  font-family: var(--sans);
  font-size: .92rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

.stage__data {
  margin-top: .9rem;
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--ink);
  background: var(--paper-light);
  border: 1px solid var(--rule-soft);
  padding: .65rem .85rem;
  overflow-x: auto;
  white-space: pre;
  line-height: 1.5;
}
.stage__data .k { color: var(--ink-faint); }
.stage__data .v { color: var(--cire); }
.stage__data .h { color: var(--bleu); word-break: break-all; }

/* The "packet" — right side */
.demo__packet {
  padding: 2rem clamp(1.25rem, 3vw, 2.5rem);
  display: flex; flex-direction: column; gap: 1.25rem;
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  position: relative;
  min-height: 100%;
}

.packet {
  border: 1px solid var(--rule);
  background: var(--paper-light);
  padding: 1.5rem 1.25rem 2rem;
  position: relative;
  box-shadow: 0 18px 36px -28px rgba(31, 29, 32, .35);
  flex: 1;
  display: flex; flex-direction: column;
}
.packet__header {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 1rem;
  font-family: var(--sans);
  font-size: .65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.packet__header b { color: var(--rule); font-weight: 400; }

.packet__field {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: .75rem;
  padding: .55rem 0;
  border-bottom: 1px dashed var(--rule-soft);
  font-size: .82rem;
}
.packet__field:last-of-type { border-bottom: 0; }
.packet__field dt {
  font-family: var(--sans);
  font-size: .65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-top: .15em;
}
.packet__field dd {
  margin: 0;
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--ink);
  word-break: break-all;
  min-height: 1.2em;
  position: relative;
}
.packet__field dd.pending::after {
  content: "—";
  color: var(--ink-faint);
}
.packet__field dd.is-set { color: var(--cire-deep); }
.packet__field dd.is-set::after { display: none; }

.packet__seal {
  position: absolute;
  right: -18px; bottom: -18px;
  width: 84px; height: 84px;
  opacity: 0;
  transform: rotate(-10deg) scale(.6);
  transition: transform .8s var(--ease), opacity .6s var(--ease);
  filter: drop-shadow(0 8px 18px rgba(71, 11, 17, .35));
}
.demo.is-sealed .packet__seal { opacity: 1; transform: rotate(-6deg) scale(1); }

/* Verify line — CLI */
.verify {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--ink);
  background: var(--ink);
  color: var(--paper-light);
  padding: .9rem 1rem;
  display: flex; flex-direction: column; gap: .3rem;
  white-space: pre-wrap;
  min-height: 4.5rem;
}
.verify .prompt { color: var(--rule); }
.verify .cmd { color: var(--paper-light); }
.verify .ok { color: #7fb78a; }
.verify .ok b { color: var(--paper-light); font-weight: 400; }
.verify .cursor {
  display: inline-block; width: .55ch; background: var(--paper-light);
  animation: blink 1s steps(2) infinite;
  height: 1em; vertical-align: -.15em; margin-left: 2px;
}
@keyframes blink { 50% { opacity: 0; } }

.demo__progress {
  position: absolute; left: 0; top: 0; height: 2px;
  background: var(--cire);
  width: 0;
  transition: width .4s var(--ease);
}

/* No-JS fallback */
.no-js .demo .stage { background: linear-gradient(90deg, rgba(124,20,31,.045), transparent 60%); }
.no-js .demo .packet__field dd { color: var(--cire-deep); }
.no-js .demo .packet__field dd::after { display: none; }
.no-js .demo .packet__seal { opacity: 1; transform: rotate(-6deg) scale(1); }
.no-js .demo__ctrl { display: none; }

/* =========================================================================
   Regimes — 4 sealed cards (NOT a generic icon grid)
   ========================================================================= */
.regimes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
@media (max-width: 900px) { .regimes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .regimes { grid-template-columns: 1fr; } }

.regime {
  padding: 2rem 1.5rem 2.25rem;
  border-right: 1px solid var(--rule-soft);
  position: relative;
  min-height: 280px;
  display: flex; flex-direction: column;
  background: var(--paper-light);
}
.regime:last-child { border-right: 0; }
@media (max-width: 900px) {
  .regime:nth-child(2n) { border-right: 0; }
  .regime { border-bottom: 1px solid var(--rule-soft); }
}
@media (max-width: 520px) {
  .regime { border-right: 0; }
}

.regime__stamp {
  width: 56px; height: 56px;
  border: 1.5px solid var(--cire);
  border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cire);
  margin-bottom: 1.4rem;
  font-variant-numeric: tabular-nums;
  position: relative;
}
.regime__stamp::before {
  content: ""; position: absolute; inset: 4px; border: 1px solid var(--cire); border-radius: 50%; opacity: .35;
}
.regime__code {
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: .5rem;
}
.regime__name {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: .55rem;
  line-height: 1.15;
}
.regime__desc {
  font-size: .9rem;
  color: var(--ink-soft);
  margin-bottom: 1rem;
}
.regime__date {
  margin-top: auto;
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--ink-faint);
  border-top: 1px dashed var(--rule-soft);
  padding-top: .65rem;
}
.regime__date b { color: var(--cire); font-weight: 400; letter-spacing: 0.16em; text-transform: uppercase; margin-right: .35rem; font-family: var(--sans); font-size: .65rem; }

/* =========================================================================
   "This / Not this" category delineation
   ========================================================================= */
.delim {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--rule-soft);
}
.delim__row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  border-bottom: 1px solid var(--rule-soft);
  align-items: stretch;
}
.delim__row:last-child { border-bottom: 0; }
.delim__row > * {
  padding: 1.15rem 1.25rem;
  border-right: 1px solid var(--rule-soft);
}
.delim__row > *:last-child { border-right: 0; }
.delim__cap {
  background: var(--paper-deep);
  font-family: var(--sans);
  font-size: .65rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}
.delim__head {
  background: var(--ink); color: var(--paper-light);
}
.delim__head--wax { background: var(--cire); color: var(--paper-light); }
.delim__head .kicker { color: var(--paper-deep); }
.delim__head h4 { color: var(--paper-light); font-size: 1.2rem; margin-top: .2rem; }

.delim__cell {
  font-size: .92rem;
  color: var(--ink-body);
  background: var(--paper-light);
}
.delim__cell--wax {
  background: var(--paper);
  color: var(--ink);
}
.delim__cell--wax::before {
  content: "Scellé"; display: inline-block;
  font-family: var(--sans); font-size: .6rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--cire); margin-bottom: .35rem;
}
.delim__cell .topic {
  font-family: var(--serif); font-size: 1.05rem; color: var(--ink);
  display: block; margin-bottom: .2rem;
}

@media (max-width: 767px) {
  .delim__row { grid-template-columns: 1fr; }
  .delim__row > * { border-right: 0; border-bottom: 1px solid var(--rule-soft); }
  .delim__row > *:last-child { border-bottom: 0; }
}

/* =========================================================================
   Antériorité — stamps of record
   ========================================================================= */
.stamps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
@media (max-width: 767px) { .stamps { grid-template-columns: 1fr; } }

.stamp {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--rule-soft);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  background: var(--paper-light);
}
.stamp:last-child { border-right: 0; }
@media (max-width: 767px) {
  .stamp { border-right: 0; border-bottom: 1px solid var(--rule-soft); }
  .stamp:last-child { border-bottom: 0; }
}

.stamp__mark {
  width: 76px; height: 76px;
  border: 2px solid var(--cire);
  display: grid; place-items: center;
  text-align: center;
  background: var(--paper);
  transform: rotate(-3deg);
  font-family: var(--serif);
  color: var(--cire);
  position: relative;
}
.stamp__mark::before {
  content: ""; position: absolute; inset: 3px; border: 1px solid var(--cire); opacity: .35;
}
.stamp__mark span {
  font-family: var(--sans);
  font-size: .55rem;
  letter-spacing: 0.18em;
  display: block;
  line-height: 1;
  margin-top: 4px;
}
.stamp__mark b { font-family: var(--serif); font-size: 1.4rem; font-weight: 600; display:block; line-height: 1; }

.stamp__kicker {
  font-family: var(--sans);
  font-size: .65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: .4rem;
}
.stamp__title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: .4rem;
  line-height: 1.2;
}
.stamp__id {
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--cire-deep);
  margin-bottom: .35rem;
  word-break: break-all;
}
.stamp__date {
  font-family: var(--sans);
  font-size: .78rem;
  color: var(--ink-soft);
}

/* =========================================================================
   Routing cards
   ========================================================================= */
.routes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 900px) { .routes { grid-template-columns: 1fr; } }

.route {
  display: block;
  padding: 2rem 1.75rem;
  background: var(--paper);
  border: 1px solid var(--rule-soft);
  border-top: 3px solid var(--cire);
  position: relative;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  border-bottom-left-radius: 0;
}
.route:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 38px -28px rgba(31,29,32,.3);
  border-color: var(--cire);
}
.route__num {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: 0.2em;
  color: var(--rule);
  margin-bottom: 1.25rem;
}
.route__title {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: .6rem;
}
.route__desc {
  font-size: .9rem;
  color: var(--ink-soft);
  margin-bottom: 1.75rem;
  line-height: 1.55;
}
.route__cta {
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cire);
  display: inline-flex; align-items: center; gap: .5rem;
}
.route__cta::after { content: "→"; font-family: var(--serif); font-size: .9rem; transition: transform .25s var(--ease); }
.route:hover .route__cta::after { transform: translateX(4px); }

/* =========================================================================
   Sovereignty band
   ========================================================================= */
.sov {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-top: 2rem;
}
@media (max-width: 767px) { .sov { grid-template-columns: 1fr; } }

.sov__flag {
  display: flex;
  width: 120px; height: 14px;
  margin-bottom: 1.25rem;
  border: 1px solid var(--rule-soft);
}
.sov__flag span { flex: 1; }
.sov__flag span:nth-child(1) { background: var(--bleu); }
.sov__flag span:nth-child(2) { background: var(--paper-light); }
.sov__flag span:nth-child(3) { background: var(--cire); }

.sov__list {
  list-style: none; padding: 0; margin: 1.5rem 0 0;
  border-top: 1px dashed var(--rule-soft);
}
.sov__list li {
  display: grid; grid-template-columns: 130px 1fr;
  gap: 1rem; padding: .75rem 0;
  border-bottom: 1px dashed var(--rule-soft);
  font-size: .88rem;
}
.sov__list dt {
  font-family: var(--sans); font-size: .65rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--rule); padding-top: .2em;
}
.sov__list dd { margin: 0; color: var(--ink-body); }
.sov__list .mono { font-family: var(--mono); font-size: .82rem; color: var(--ink); }

/* =========================================================================
   Footer
   ========================================================================= */
.footer {
  background: var(--ink);
  color: var(--paper-light);
  position: relative;
  padding: clamp(3rem, 7vw, 5rem) var(--gutter) 2rem;
  margin-top: 0;
  overflow: hidden;
}
.footer::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("textures/footer-ice-desktop.jpg");
  background-size: cover; background-position: center;
  opacity: .08;
  filter: contrast(1.2) brightness(.7);
  pointer-events: none;
}
@media (max-width: 1279px) { .footer::before { background-image: url("textures/footer-ice-tablet.jpg"); } }
@media (max-width: 767px) { .footer::before { background-image: url("textures/footer-ice-mobile.jpg"); } }

.footer__inner { max-width: 1180px; margin: 0 auto; position: relative; }

.footer__top {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(130, 104, 71, .25);
}
@media (max-width: 767px) { .footer__top { grid-template-columns: 1fr; } }

.footer__seal { width: 110px; }
.footer__motto {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  color: var(--paper-light);
  margin-bottom: 1rem;
}
.footer__motto em { color: #d9a8a8; }
.footer__cat {
  font-family: var(--sans); font-size: .72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: rgba(230, 229, 225, .65);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 2.5rem 0;
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .footer__grid { grid-template-columns: 1fr; } }

.footer__col h4 {
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--rule);
  margin-bottom: 1rem;
  font-weight: 400;
}
.footer__col p, .footer__col li {
  font-size: .85rem;
  color: rgba(230, 229, 225, .75);
  margin-bottom: .5rem;
  line-height: 1.5;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; }
.footer__col a {
  color: var(--paper-light);
  border-bottom-color: rgba(130, 104, 71, .4);
}
.footer__col a:hover {
  color: #f0d4d4;
  border-bottom-color: #d9a8a8;
}
.footer__col .mono { font-family: var(--mono); font-size: .8rem; color: rgba(230, 229, 225, .85); }

.footer__flag {
  margin: 2rem auto;
  width: 80px; height: 10px;
  display: flex;
}
.footer__flag span { flex: 1; }
.footer__flag span:nth-child(1) { background: var(--bleu); }
.footer__flag span:nth-child(2) { background: var(--paper-light); }
.footer__flag span:nth-child(3) { background: var(--cire); }

.footer__bottom {
  text-align: center;
  font-family: var(--mono);
  font-size: .72rem;
  color: rgba(230, 229, 225, .5);
  letter-spacing: 0.06em;
  padding-top: 2rem;
  border-top: 1px solid rgba(130, 104, 71, .25);
}
.footer__bottom b { color: var(--rule); font-weight: 400; font-family: var(--sans); letter-spacing: 0.2em; }

/* =========================================================================
   Page-specific: pilote form (signing a register)
   ========================================================================= */
.register {
  border: 1px solid var(--rule-soft);
  background: var(--paper-light);
  padding: 2.5rem clamp(1.5rem, 4vw, 3rem);
  position: relative;
}
.register__header {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 1rem; border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 2rem;
  font-family: var(--sans);
  font-size: .68rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ink-faint);
  flex-wrap: wrap; gap: 1rem;
}
.register__header b { color: var(--rule); font-weight: 400; }
.register__no {
  font-family: var(--mono); font-size: .78rem; color: var(--cire); letter-spacing: 0;
}

.field { display: grid; gap: .35rem; margin-bottom: 1.5rem; }
.field > label {
  font-family: var(--sans);
  font-size: .68rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--rule);
}
.field > input, .field > textarea, .field > select {
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: .6rem 0;
  outline: none;
  transition: border-color .25s var(--ease);
}
.field > textarea { resize: vertical; min-height: 6rem; line-height: 1.5; }
.field > input:focus, .field > textarea:focus, .field > select:focus {
  border-color: var(--cire);
}
.field > input::placeholder, .field > textarea::placeholder { color: var(--ink-faint); }
.field__hint { font-size: .78rem; color: var(--ink-faint); margin-top: .25rem; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }

.register__sign {
  margin-top: 2.5rem; padding-top: 2rem;
  border-top: 1px solid var(--rule-soft);
  display: grid; grid-template-columns: 1fr auto; gap: 2rem;
  align-items: end;
}
@media (max-width: 600px) { .register__sign { grid-template-columns: 1fr; } }
.register__sign-line {
  font-family: var(--serif); font-style: italic;
  font-size: .92rem; color: var(--ink-soft);
}
.register__sign-line b { color: var(--ink); font-weight: 500; font-style: normal; }

/* =========================================================================
   TOC (doctrine page)
   ========================================================================= */
.toc {
  border: 1px solid var(--rule-soft);
  background: var(--paper-light);
  padding: 1.5rem 1.75rem;
  margin-bottom: 2.5rem;
}
.toc h2 {
  font-family: var(--sans);
  font-size: .68rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--rule);
  font-weight: 400;
  margin-bottom: 1rem;
}
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.toc li {
  counter-increment: toc;
  padding: .35rem 0;
  font-family: var(--serif); font-size: 1.05rem;
  border-bottom: 1px dotted var(--rule-soft);
  display: flex; gap: 1rem; align-items: baseline;
}
.toc li:last-child { border-bottom: 0; }
.toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--sans); font-size: .68rem; letter-spacing: 0.18em;
  color: var(--cire); flex-shrink: 0;
}
.toc a { border: 0; color: var(--ink); flex: 1; }
.toc a:hover { color: var(--cire); }

/* Doctrine prose */
.prose {
  max-width: 64ch;
  margin: 0 auto;
}
.prose h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 3rem 0 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-soft);
  color: var(--ink);
}
.prose h2::before {
  content: "Article " counter(article, decimal-leading-zero);
  counter-increment: article;
  display: block;
  font-family: var(--sans); font-size: .68rem;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--cire); margin-bottom: .65rem;
  font-weight: 400;
}
.prose { counter-reset: article; }
.prose h3 {
  font-family: var(--serif); font-size: 1.3rem;
  margin: 2rem 0 .8rem;
  color: var(--ink);
}
.prose p { font-size: 1rem; line-height: 1.7; color: var(--ink-body); }
.prose blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--cire);
  font-family: var(--serif); font-style: italic;
  font-size: 1.15rem;
  color: var(--ink);
  background: linear-gradient(90deg, rgba(124,20,31,.04), transparent 70%);
}
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: .35rem; }

/* =========================================================================
   Page intro masthead
   ========================================================================= */
.page-intro {
  padding: clamp(3rem, 7vw, 5rem) var(--gutter) clamp(2rem, 5vw, 3rem);
  background: linear-gradient(180deg, var(--paper-light), var(--paper));
  border-bottom: 1px solid var(--rule-soft);
}
.page-intro__inner { max-width: 1080px; margin: 0 auto; }
.page-intro__title {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.05;
  color: var(--ink);
  max-width: 22ch;
  margin: 0 0 1rem;
}
.page-intro__sub {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--cire);
  max-width: 56ch;
}
.page-intro__meta {
  margin-top: 1.5rem;
  display: flex; gap: 2rem; flex-wrap: wrap;
  font-family: var(--mono); font-size: .75rem;
  color: var(--ink-faint);
}
.page-intro__meta b { color: var(--rule); font-family: var(--sans); font-weight: 400; letter-spacing: 0.2em; text-transform: uppercase; font-size: .65rem; margin-right: .35rem; }

/* =========================================================================
   How it works (pipeline)
   ========================================================================= */
.pipeline {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
@media (max-width: 900px) { .pipeline { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .pipeline { grid-template-columns: 1fr; } }

.pipe-step {
  padding: 1.5rem 1.1rem;
  border-right: 1px solid var(--rule-soft);
  background: var(--paper-light);
  position: relative;
  min-height: 200px;
  display: flex; flex-direction: column;
}
.pipe-step:last-child { border-right: 0; }
@media (max-width: 900px) { .pipe-step { border-right: 0; border-bottom: 1px solid var(--rule-soft); } }
.pipe-step__num {
  font-family: var(--mono);
  font-size: .68rem; letter-spacing: 0.18em;
  color: var(--cire);
  margin-bottom: .65rem;
}
.pipe-step__title {
  font-family: var(--serif); font-size: 1.15rem; font-weight: 500;
  color: var(--ink); margin-bottom: .4rem;
}
.pipe-step__desc { font-size: .82rem; color: var(--ink-soft); line-height: 1.5; }
.pipe-step__arrow {
  position: absolute; right: -7px; top: 50%;
  transform: translateY(-50%);
  width: 12px; height: 12px;
  border-top: 1px solid var(--rule); border-right: 1px solid var(--rule);
  transform: translateY(-50%) rotate(45deg);
  background: var(--paper-light);
  z-index: 1;
}
.pipe-step:last-child .pipe-step__arrow { display: none; }
@media (max-width: 900px) { .pipe-step__arrow { display: none; } }