/* ==========================================================================
   LMH Consulting — feuille de style
   Style : broadsheet éditorial (papier os, une seule bande bleue par page,
   typographie à très grande échelle, micro-libellés monospace, filets fins).
   Identité conservée : marine #0B0B4F et bleu électrique #2A4BFF.
   ========================================================================== */

/* ---------- Polices auto-hébergées (licence SIL Open Font License) ---------- */
@font-face { font-family: "Inter Tight"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/inter-tight-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Inter Tight"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/inter-tight-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Inter Tight"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../fonts/inter-tight-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Inter Tight"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../fonts/inter-tight-latin-ext-500-normal.woff2") format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

/* ---------- Jetons ---------- */
:root {
  --bone: #e8e6e0;          /* fond papier */
  --paper: #ffffff;         /* surface qui ressort (bouton menu) */
  --ink: #0e0f2b;           /* texte courant */
  --ink-soft: #3e4260;      /* texte secondaire (7,9:1 sur os) */
  --navy: #0b0b4f;          /* marine LMH : logo, titres */
  --blue: #2a4bff;          /* bleu électrique LMH : grands titres, bande pleine largeur */
  --on-blue: #ffffff;       /* texte sur bande bleue (5,9:1) */
  --on-blue-soft: #e8e6e0;  /* texte secondaire sur bande bleue (4,7:1) */
  --rule: rgba(11, 11, 79, 0.16);      /* filet sur os */
  --rule-blue: rgba(255, 255, 255, 0.32); /* filet sur bleu */

  --sans: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --display: clamp(3.25rem, 9.4vw, 10rem);   /* jusqu'à 160 px */
  --display-sm: clamp(2.75rem, 7vw, 7.5rem);
  --h-lg: clamp(2rem, 3.4vw, 2.875rem);     /* 46 px */
  --h: clamp(1.625rem, 2.6vw, 2.25rem);     /* 36 px */
  --h-sm: clamp(1.375rem, 2vw, 1.875rem);   /* 30 px */
  --sub: 1.5rem;                             /* 24 px */

  --gutter: clamp(1rem, 4vw, 3.5rem);
  --section: clamp(4rem, 8vw, 7.5rem);
  --header-h: 64px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--bone); color: var(--ink);
  font-family: var(--sans); font-size: 1.0625rem; line-height: 1.55;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
h1, h2, h3, h4, b { font-weight: 400; }  /* seules les graisses 400 et 500 sont chargées : pas de gras par défaut */
main { overflow-x: clip; }  /* les titres scindés entrent depuis les bords sans créer de défilement horizontal */
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.band--blue :focus-visible { outline-color: var(--paper); }
.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; }
.skip-link { position: absolute; left: var(--gutter); top: -100px; z-index: 100; background: var(--paper); padding: 10px 14px; font-family: var(--mono); font-size: .8125rem; }
.skip-link:focus { top: 12px; }

/* ---------- Registres typographiques ---------- */
.mono, .label {
  font-family: var(--mono); font-size: .75rem; line-height: 1.4;
  letter-spacing: .02em; text-transform: uppercase;
}
.label { color: var(--ink-soft); }
.display {
  font-size: var(--display); line-height: .94; letter-spacing: -.02em;
  font-weight: 400; color: var(--blue);
}
.display--ink { color: var(--navy); }
.h-lg { font-size: var(--h-lg); line-height: 1.05; font-weight: 400; letter-spacing: -.01em; }
.h { font-size: var(--h); line-height: 1.1; font-weight: 400; letter-spacing: -.01em; }
.h-sm { font-size: var(--h-sm); line-height: 1.2; font-weight: 400; }
.lead { font-size: 1.125rem; line-height: 1.55; max-width: 38rem; color: var(--ink-soft); }
.text-blue { color: var(--blue); }

/* Lien d'action façon annotation : [ ÉCHANGER AVEC NOUS → ] */
.action {
  display: inline-flex; align-items: center; gap: .6em; min-height: 44px;
  font-family: var(--mono); font-size: .8125rem; letter-spacing: .04em; text-transform: uppercase;
  color: var(--blue); border-bottom: 1px solid currentColor; padding: 10px 0 6px;
  transition: gap .2s ease, color .2s ease;
}
.action:hover { gap: 1.1em; }
.band--blue .action { color: var(--on-blue); }
.action--email { text-transform: none; letter-spacing: 0; }  /* adresse email en bas de casse, copiable telle quelle */

/* ---------- Mise en page ---------- */
.wrap { padding-inline: var(--gutter); }
.section { padding-block: var(--section); position: relative; }
.section + .section { border-top: 1px solid var(--rule); }
.band--blue { background: var(--blue); color: var(--on-blue); border-top: 0 !important; }
.band--blue + .section { border-top: 0; }
.band--blue .label { color: var(--on-blue-soft); }
.band--blue .display, .band--blue .h-lg { color: var(--on-blue); }

/* Libellé vertical dans la marge droite */
.side-label {
  position: absolute; right: calc(var(--gutter) * .5); top: var(--section);
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-size: 1.125rem; color: var(--ink-soft); letter-spacing: .01em;
}
.band--blue .side-label { color: var(--on-blue-soft); }
@media (max-width: 700px) { .side-label { display: none; } }

/* En-tête de section scindé : « Nos ........ | ........ expertises » */
.split-heading {
  display: grid; grid-template-columns: 1fr 1px 1fr; align-items: end; gap: var(--gutter);
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
.split-heading span { font-size: var(--display-sm); line-height: .94; letter-spacing: -.02em; color: var(--blue); }
.split-heading span:last-child { text-align: right; }
.split-heading i { align-self: stretch; background: var(--rule); }

/* ---------- En-tête du site ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-inline: var(--gutter); background: var(--bone);
  border-bottom: 1px solid var(--rule);
}
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--navy); min-height: 44px; }
.brand-mark { height: 20.4px; width: auto; flex: none; overflow: visible; }  /* « LMH. » : capitales d'un corps de 28 px */
.brand-name { font-family: var(--mono); font-size: .75rem; font-weight: 400; letter-spacing: .08em; text-transform: uppercase; color: var(--navy); }
.nav { display: flex; align-items: center; gap: clamp(16px, 2.2vw, 32px); }
.nav a {
  font-family: var(--mono); font-size: .75rem; letter-spacing: .04em; text-transform: uppercase;
  padding: 12px 0; border-bottom: 1px solid transparent; transition: border-color .2s ease, color .2s ease;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--blue); border-bottom-color: currentColor; }
.menu-btn {
  display: none; align-items: stretch; height: 44px; background: var(--paper);
  font-family: var(--mono); font-size: .75rem; letter-spacing: .04em; text-transform: uppercase;
}
.menu-btn span:first-child { display: flex; align-items: center; padding: 0 14px; }
.menu-btn span:last-child { width: 44px; display: flex; align-items: center; justify-content: center; background: var(--blue); color: var(--paper); font-size: 1.125rem; }
.menu-btn[aria-expanded="true"] span:last-child::before { content: "×"; }
.menu-btn[aria-expanded="true"] span:last-child > b { display: none; }

@media (max-width: 960px) {
  .menu-btn { display: inline-flex; }
  .nav {
    position: fixed; inset: var(--header-h) 0 0 0; background: var(--bone);
    flex-direction: column; align-items: stretch; gap: 0; padding: 24px var(--gutter);
    display: none; overflow-y: auto;
  }
  .nav.is-open { display: flex; }
  .nav a { font-family: var(--sans); text-transform: none; letter-spacing: -.01em; font-size: 2rem; padding: 14px 0; border-bottom: 1px solid var(--rule); }
}

/* ---------- Accueil : ouverture ---------- */
.hero { padding-top: clamp(3rem, 7vw, 6rem); padding-bottom: clamp(3rem, 6vw, 5rem); padding-right: calc(var(--gutter) * 2); }
.hero .label { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.hero h1 { max-width: 14ch; }
.hero-foot { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-top: clamp(2.5rem, 5vw, 4.5rem); }

/* ---------- Chiffres clés ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { padding: 0 clamp(1rem, 2vw, 2rem); border-left: 1px solid var(--rule); display: flex; flex-direction: column; gap: 14px; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { font-weight: 400; font-size: clamp(3rem, 6vw, 5.75rem); line-height: .94; letter-spacing: -.02em; color: var(--blue); }
.stat p { font-family: var(--mono); font-size: .8125rem; line-height: 1.45; color: var(--ink-soft); max-width: 26ch; }
@media (max-width: 860px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
}

/* ---------- Liste numérotée (enjeux, approche) ---------- */
.rows { border-top: 1px solid var(--rule); }
.row { display: grid; grid-template-columns: 7rem minmax(0, 1fr) minmax(0, 1.2fr); gap: var(--gutter); padding: 28px 0; border-bottom: 1px solid var(--rule); align-items: baseline; }
.row .mono { color: var(--blue); }
.row h3 { font-size: var(--h-sm); line-height: 1.15; font-weight: 400; color: var(--navy); }
.row p { color: var(--ink-soft); }
.row--q { grid-template-columns: 7rem minmax(0, 1fr); }
@media (max-width: 860px) { .row, .row--q { grid-template-columns: 1fr; gap: 10px; } }

/* ---------- Accordéon des expertises ---------- */
.accordion { border-top: 1px solid var(--rule); }
.acc-item { border-bottom: 1px solid var(--rule); }
.acc-item h3 { margin: 0; }
.acc-trigger {
  width: 100%; display: grid; grid-template-columns: 4rem 1fr auto; gap: var(--gutter); align-items: baseline;
  text-align: left; padding: clamp(20px, 2.4vw, 30px) 0; color: var(--blue);
}
.acc-trigger .mono { color: var(--ink-soft); }
.acc-title { font-size: var(--h); line-height: 1.1; letter-spacing: -.01em; font-weight: 500; }
.acc-icon { font-size: var(--h); line-height: 1; font-weight: 400; transition: transform .25s ease; }
.acc-trigger[aria-expanded="true"] .acc-icon { transform: rotate(45deg); }
.acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.acc-panel > div { overflow: hidden; }
.acc-item.is-open .acc-panel { grid-template-rows: 1fr; }
.acc-body { padding: 0 0 32px calc(4rem + var(--gutter)); display: grid; gap: 18px; max-width: 64rem; }
.acc-body p { font-family: var(--mono); font-size: .875rem; line-height: 1.6; color: var(--ink); }
@media (max-width: 700px) {
  .acc-trigger { grid-template-columns: 1fr auto; }
  .acc-trigger .mono { display: none; }
  .acc-body { padding-left: 0; }
}
.no-js .acc-panel { grid-template-rows: 1fr; }

/* ---------- Études de cas (bande bleue) ---------- */
.cases { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); border-top: 1px solid var(--rule-blue); }  /* autant de colonnes que de cas */
.case { padding: 32px clamp(1rem, 2vw, 2rem) 8px; border-left: 1px solid var(--rule-blue); display: flex; flex-direction: column; gap: 18px; }
.case:first-child { border-left: 0; padding-left: 0; }
.case b { font-weight: 400; font-size: clamp(3rem, 5.6vw, 5.5rem); line-height: .94; letter-spacing: -.02em; }
.case .figure-caption { font-family: var(--mono); font-size: .8125rem; color: var(--on-blue-soft); }
.case h3 { font-size: var(--sub); line-height: 1.25; font-weight: 500; }
.case p { color: var(--on-blue); opacity: .92; }
.case .label { margin-top: auto; padding-top: 8px; }
@media (max-width: 960px) {
  .cases { grid-auto-flow: row; grid-template-columns: 1fr; }
  .case { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule-blue); }
  .case:first-child { border-top: 0; }
}

/* ---------- Citations ---------- */
.quote-main { font-size: var(--h-lg); line-height: 1.1; letter-spacing: -.01em; color: var(--navy); max-width: 28ch; }
.quote-cap { margin-top: 24px; }
.quotes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gutter); margin-top: clamp(3rem, 6vw, 5rem); }
.quotes figure { border-top: 1px solid var(--rule); padding-top: 24px; display: grid; gap: 16px; }
.quotes blockquote { font-size: var(--sub); line-height: 1.3; color: var(--navy); }
@media (max-width: 760px) { .quotes { grid-template-columns: 1fr; } }

/* ---------- Deux colonnes éditoriales ---------- */
.cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: var(--gutter); }
.cols > :first-child { display: flex; flex-direction: column; gap: 16px; }
.stack { display: grid; gap: 20px; align-content: start; }
.stack p { color: var(--ink-soft); }
.ticks { border-top: 1px solid var(--rule); }
.ticks li { padding: 16px 0; border-bottom: 1px solid var(--rule); display: grid; grid-template-columns: 2.5rem 1fr; gap: 12px; }
.ticks li::before { content: "/"; font-family: var(--mono); color: var(--blue); }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr; } }

/* ---------- Liste de publications ---------- */
.list-rows { border-top: 1px solid var(--rule); }
.list-rows a, .list-rows .item {
  display: grid; grid-template-columns: 12rem 1fr auto; gap: var(--gutter); align-items: baseline;
  padding: 26px 0; border-bottom: 1px solid var(--rule); transition: color .2s ease;
}
.list-rows a:hover { color: var(--blue); }
.list-rows h3 { font-size: var(--sub); line-height: 1.25; font-weight: 400; }
@media (max-width: 760px) { .list-rows a, .list-rows .item { grid-template-columns: 1fr; gap: 8px; } }

/* ---------- Appel final ---------- */
.cta .display { max-width: 11ch; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px 40px; margin-top: clamp(2rem, 4vw, 3rem); }
.centered-caption { text-align: center; max-width: 44rem; margin: 0 auto; color: var(--blue); }

/* ---------- Formulaire ---------- */
.form { display: grid; gap: 22px; max-width: 44rem; }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--mono); font-size: .75rem; letter-spacing: .04em; text-transform: uppercase; }
.field input, .field textarea, .field select {
  font: inherit; color: var(--ink); background: var(--paper); border: 0; border-bottom: 1px solid var(--navy);
  border-radius: 0; padding: 14px 12px; min-height: 48px;
}
.field textarea { min-height: 160px; resize: vertical; }
.form button {
  justify-self: start; min-height: 48px; padding: 0 22px; background: var(--paper); color: var(--ink);
  display: inline-flex; align-items: center; gap: 14px; font-family: var(--mono); font-size: .8125rem; letter-spacing: .04em; text-transform: uppercase;
}
.form button::after { content: "→"; width: 48px; align-self: stretch; margin-right: -22px; display: flex; align-items: center; justify-content: center; background: var(--blue); color: var(--paper); }
.form-note { font-family: var(--mono); font-size: .75rem; color: var(--ink-soft); }
.form-note a, .legal-text a { text-decoration: underline; text-underline-offset: 3px; }
.form-note a:hover, .legal-text a:hover, .footer-legal a:hover { color: var(--blue); }
.form button[disabled] { opacity: .6; cursor: progress; }
/* Champ piège anti-spam : invisible pour les visiteurs, rempli seulement par les robots */
.field--piege { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Pages légales ---------- */
.legal-block { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: var(--gutter); padding: 28px 0; border-top: 1px solid var(--rule); }
.legal-block:last-of-type { border-bottom: 1px solid var(--rule); }
.legal-text { display: grid; gap: 12px; max-width: 44rem; color: var(--ink-soft); }
@media (max-width: 860px) { .legal-block { grid-template-columns: 1fr; gap: 10px; } }

/* ---------- Pied de page ---------- */
.site-footer { border-top: 1px solid var(--rule); padding: clamp(3rem, 6vw, 5rem) var(--gutter) 32px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr)); gap: var(--gutter); }
.footer-grid h2 { margin-bottom: 14px; }
.footer-grid li a { display: inline-block; padding: 6px 0; }
.footer-grid li a:hover { color: var(--blue); }
/* Dispositif monumental (piste 06) : LMH qui déborde du cadre marine, avec le point bleu */
.foot-mark { position: relative; overflow: hidden; margin: clamp(3rem, 6vw, 5rem) calc(var(--gutter) * -1) 0;
  font-size: clamp(14rem, 30vw, 26rem); height: calc(.63em + 6rem); background: var(--navy); color: var(--bone); }
.foot-mark-word { position: absolute; left: -.04em; bottom: -.22em; font-weight: 500; letter-spacing: -.07em; line-height: 1; white-space: nowrap; transition: transform 1.2s cubic-bezier(.2,.8,.2,1); }
.foot-mark-dot { position: absolute; right: 12%; top: 18%; width: clamp(3rem, 6vw, 5rem); aspect-ratio: 1; transition: transform .9s cubic-bezier(.3,1.5,.5,1); }
.foot-mark-dot > span { display: block; width: 100%; height: 100%; border-radius: 50%; background: var(--blue); }
.foot-mark-cap { position: absolute; left: var(--gutter); top: 20px; font-size: .75rem; color: var(--bone); }
.foot-mark:hover .foot-mark-word { transform: translateX(-4%); }
.foot-mark:hover .foot-mark-dot { transform: translate(-60px, 40px) scale(1.2); }
@media (max-width: 700px) { .foot-mark-dot { top: 12%; right: 8%; } }  /* sur mobile, le point flotte au-dessus des lettres */
.footer-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--rule); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-grid > :first-child { grid-column: 1 / -1; } }

/* ---------- Pages intérieures ---------- */
.page-head { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(2.5rem, 5vw, 4rem); padding-right: calc(var(--gutter) * 2); }
.page-head .label { margin-bottom: 24px; }
.page-head h1 { font-size: var(--display-sm); line-height: .96; letter-spacing: -.02em; font-weight: 400; color: var(--blue); max-width: 18ch; }
.page-head .lead { margin-top: 32px; }

/* ---------- Portrait du fondateur ----------
   Seule photographie du site : traitement « Encre marine » appliqué au fichier
   (ombres marine, hautes lumières os), angles vifs, sans ombre, légende en annotation mono sous un filet. */
.portrait { margin: 0; width: 100%; max-width: 32rem; }
.portrait-frame { aspect-ratio: 4 / 5; overflow: hidden; background: var(--bone); }
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; }
.portrait .label { margin: 12px 0 0; padding-top: 12px; border-top: 1px solid var(--rule); }
.portrait--compact { max-width: 22rem; margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.portrait--compact .portrait-frame { aspect-ratio: 4 / 5; }
.portrait--compact img { object-position: 50% 12%; }
.page-head--portrait { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: var(--gutter); align-items: end; }
.page-head--portrait .portrait { justify-self: end; }
@media (max-width: 860px) {
  .page-head--portrait { grid-template-columns: 1fr; }
  .page-head--portrait .portrait { justify-self: start; margin-top: 8px; }
  .portrait--compact { max-width: 20rem; }
}
.breadcrumb { display: flex; gap: 8px; }
.breadcrumb a:hover { color: var(--blue); }
.faq .acc-title { font-size: var(--sub); font-weight: 500; }
.faq .acc-body p { font-family: var(--sans); font-size: 1.0625rem; color: var(--ink-soft); }
.faq .acc-trigger { grid-template-columns: 1fr auto; }
.faq .acc-body { padding-left: 0; }
.draft-note { border: 1px dashed var(--blue); padding: 12px 14px; color: var(--blue); }
.band--blue .draft-note { border-color: var(--on-blue); color: var(--on-blue); }

/* ---------- Perspectives : listes d'articles ---------- */
.list-rows a.post { grid-template-columns: 12rem minmax(0, 1fr) auto; }
.post-main { display: grid; gap: 10px; }
.post-main h2, .post-main h3 { font-size: var(--sub); line-height: 1.25; font-weight: 400; max-width: 44rem; }
.post-desc { color: var(--ink-soft); max-width: 44rem; }
.post-go { font-family: var(--mono); font-size: .8125rem; letter-spacing: .04em; text-transform: uppercase; color: var(--blue); white-space: nowrap; transition: transform .5s cubic-bezier(.2,.7,.1,1); }
.list-rows a.post:hover .post-go, .list-rows a.post:hover .post-desc { color: var(--on-blue); }
.list-rows a.post:hover .post-go { transform: translateX(-6px); }
@media (max-width: 760px) { .list-rows a.post { grid-template-columns: 1fr; } .post-go { justify-self: start; } }

/* ---------- Perspectives : page article ----------
   Colonne de lecture d'environ 68 caractères, alignée sur la colonne de contenu des sections à deux colonnes.
   Encadrés et tableaux entre filets de 1 px : ni fond, ni ombre, ni angle arrondi. */
.article-head { padding-bottom: clamp(2rem, 4vw, 3rem); }
.article-head .breadcrumb { margin-bottom: clamp(2rem, 4vw, 3rem); flex-wrap: wrap; }
.article-head .article-rubrique { color: var(--blue); margin-bottom: 20px; }
.article-head h1 { font-size: clamp(2.25rem, 5.2vw, 5rem); line-height: 1; max-width: 21ch; }
.article-meta { margin-top: clamp(1.75rem, 3vw, 2.5rem); max-width: 60rem; color: var(--ink-soft); }
.article-meta a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.article-meta a:hover { color: var(--blue); }
.draft-banner { margin-bottom: 28px; }
.article-body { border-top: 1px solid var(--rule); padding-top: clamp(2.5rem, 5vw, 4rem); }
.prose { max-width: 68ch; font-size: 1.1875rem; line-height: 1.7; color: var(--ink); }
@media (min-width: 1100px) { .prose { margin-left: calc((100% - var(--gutter)) / 2.4 + var(--gutter)); } }
.prose > * + *, .prose .sources > * + * { margin-top: 1.1em; }
.prose strong { font-weight: 500; color: var(--navy); }
.prose a { color: var(--blue); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; overflow-wrap: anywhere; }
.prose a:hover { color: var(--navy); }
.prose .chapo { font-size: clamp(1.375rem, 2.1vw, 1.625rem); line-height: 1.45; color: var(--navy); }
.prose h2 { font-size: var(--h-sm); line-height: 1.2; letter-spacing: -.01em; color: var(--blue); margin-top: 2.4em; }
.prose h3 { font-size: 1.25rem; line-height: 1.3; font-weight: 500; color: var(--navy); margin-top: 1.8em; }
.prose h2 + *, .prose h3 + * { margin-top: .8em; }
.prose ul > li { position: relative; padding-left: 2rem; }
.prose ul > li + li { margin-top: .6em; }
.prose ul > li::before { content: "/"; position: absolute; left: 0; font-family: var(--mono); color: var(--blue); }
.prose ol { counter-reset: point; border-top: 1px solid var(--rule); }
.prose ol > li { counter-increment: point; display: grid; grid-template-columns: 3rem minmax(0, 1fr); align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--rule); }
.prose ol > li::before { content: counter(point, decimal-leading-zero); font-family: var(--mono); font-size: .8125rem; color: var(--blue); }
/* Encadrés « En bref » et « Ce que cela change pour… » */
.prose .encadre { margin-block: 2.2em; padding: 24px 0 28px; border-top: 1px solid var(--navy); border-bottom: 1px solid var(--navy); font-size: 1.0625rem; line-height: 1.6; }
.prose .encadre .label { color: var(--blue); margin-bottom: 18px; }
.prose .encadre + h2 { margin-top: 1.6em; }
/* Tableaux : filets horizontaux, en-têtes en mono, défilement horizontal si l'écran est étroit */
.table-wrap { margin-block: 2em; overflow-x: auto; overscroll-behavior-x: contain; border-top: 1px solid var(--navy); }
.prose table { width: 100%; min-width: calc((var(--cols, 2) - 1) * 18rem); border-collapse: collapse; font-size: .9375rem; line-height: 1.5; }
.prose th { font-family: var(--mono); font-size: .75rem; font-weight: 400; letter-spacing: .02em; text-transform: uppercase; color: var(--ink-soft); text-align: left; vertical-align: bottom; padding: 12px 20px 12px 0; border-bottom: 1px solid var(--rule); }
.prose td { vertical-align: top; padding: 14px 20px 14px 0; border-bottom: 1px solid var(--rule); }
.prose th:last-child, .prose td:last-child { padding-right: 0; }
.prose td:first-child { color: var(--navy); }
/* Questions fréquentes, sources, mention */
.prose .faq-item { border-top: 1px solid var(--rule); padding-top: 18px; }
.prose .faq-item h3 { margin-top: 0; }
.prose .faq-item p { margin-top: .5em; color: var(--ink-soft); }
.prose .faq-item + .sources, .prose .faq-item + h2 { margin-top: 3em; }
.prose .sources { border-top: 1px solid var(--rule); padding-top: 24px; font-size: .9375rem; line-height: 1.6; color: var(--ink-soft); }
.prose .sources h2 { margin: 0; font-family: var(--mono); font-size: .75rem; line-height: 1.4; letter-spacing: .02em; text-transform: uppercase; color: var(--ink-soft); }
.prose .mention { margin-top: 2em; color: var(--ink-soft); }
.band-text { margin-top: 32px; max-width: 38rem; font-size: 1.125rem; }
.band-text a { text-decoration: underline; text-underline-offset: 3px; }
mark.a-valider { background: var(--blue); color: var(--on-blue); padding: 0 .2em; }

/* ---------- Apparition discrète ---------- */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .4s ease-out, transform .4s ease-out; }
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0s !important; animation-duration: 0s !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   ANIMATIONS — survol et défilement
   Les animations au défilement sont pilotées par assets/js/main.js (GSAP).
   Tout est désactivé si le système demande de réduire les mouvements.
   ========================================================================== */

/* ---------- Barre de progression de lecture ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 60; background: var(--blue); transform: scaleX(0); transform-origin: left; pointer-events: none; }

/* ---------- En-tête qui se rétracte ---------- */
.site-header { transition: transform .45s cubic-bezier(.2,.7,.1,1), background-color .3s ease; }
.site-header.is-hidden { transform: translateY(-100%); }
.brand:hover .brand-name { letter-spacing: .14em; }
.brand-name { transition: letter-spacing .4s ease; }

/* ---------- Liens de navigation : trait qui balaie ---------- */
.nav a { position: relative; border-bottom: 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .45s cubic-bezier(.2,.7,.1,1); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
@media (max-width: 960px) { .nav a::after { bottom: -1px; } .nav a:hover { padding-left: 12px; } .nav a { border-bottom: 1px solid var(--rule); transition: padding .3s ease, color .2s ease; } }

/* ---------- Liens d'action : soulignement qui se redessine, flèche qui file ---------- */
.action { border-bottom: 0; position: relative; will-change: transform; }
.action::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform-origin: right; transition: transform .5s cubic-bezier(.2,.7,.1,1); }
.action:hover::after { animation: redraw .7s cubic-bezier(.2,.7,.1,1); }
@keyframes redraw { 0% { transform: scaleX(1); transform-origin: right; } 45% { transform: scaleX(0); transform-origin: right; } 46% { transform: scaleX(0); transform-origin: left; } 100% { transform: scaleX(1); transform-origin: left; } }
.action .arr { display: inline-block; transition: transform .45s cubic-bezier(.2,.7,.1,1); }
.action:hover .arr { transform: translateX(8px); }

/* ---------- Bouton menu et bouton d'envoi ---------- */
.menu-btn span:last-child, .form button::after { transition: background-color .3s ease, transform .4s cubic-bezier(.2,.7,.1,1); }
.menu-btn:hover span:last-child { transform: rotate(90deg); }
.form button { transition: background-color .3s ease, color .3s ease; }
.form button:hover { background: var(--navy); color: var(--paper); }
.form button:hover::after { transform: translateX(4px); }
.field input, .field textarea { transition: border-color .3s ease, box-shadow .3s ease; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--blue); box-shadow: inset 0 -2px 0 var(--blue); }

/* ---------- Filets qui se dessinent ---------- */
.anim .row, .anim .acc-item, .anim .list-rows > *, .anim .ticks li, .anim .quotes figure { position: relative; border-bottom-color: transparent; }
.anim .quotes figure { border-top-color: transparent; }
.anim .row::after, .anim .acc-item::after, .anim .list-rows > *::after, .anim .ticks li::after, .anim .quotes figure::before {
  content: ""; position: absolute; left: 0; right: 0; height: 1px; background: rgba(11, 11, 79, .22);
  transform: scaleX(var(--line, 1)); transform-origin: left; pointer-events: none;
}
.anim .row::after, .anim .acc-item::after, .anim .list-rows > *::after, .anim .ticks li::after { bottom: -1px; }
.anim .list-rows > a::after { bottom: 0; }  /* les liens sont en overflow: hidden : le filet doit rester dans la boîte */
.anim .quotes figure::before { top: -1px; }
.anim .stat, .anim .case { border-left-color: transparent; position: relative; }
.anim .stat::before, .anim .case::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: var(--rule);
  transform: scaleY(var(--vline, 1)); transform-origin: top;
}
.anim .case::before { background: var(--rule-blue); }
.anim .stat:first-child::before, .anim .case:first-child::before { display: none; }
@media (max-width: 960px) { .anim .case::before { display: none; } }
@media (max-width: 860px) { .anim .stat:nth-child(3)::before { display: none; } }

/* ---------- Accordéons : glissement du titre et trait bleu ---------- */
.acc-trigger { position: relative; }
.acc-title { transition: transform .5s cubic-bezier(.2,.7,.1,1); }
.acc-trigger:hover .acc-title { transform: translateX(14px); }
.acc-trigger:hover .acc-icon { transform: rotate(90deg); }
.acc-trigger[aria-expanded="true"]:hover .acc-icon { transform: rotate(135deg); }
.acc-trigger::before { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: right; transition: transform .6s cubic-bezier(.2,.7,.1,1); z-index: 1; }
.acc-trigger:hover::before { transform: scaleX(1); transform-origin: left; }

/* ---------- Lignes de liste : remplissage bleu au survol ---------- */
.list-rows a { position: relative; overflow: hidden; isolation: isolate; transition: color .45s ease, padding .5s cubic-bezier(.2,.7,.1,1); }
.list-rows a::before { content: ""; position: absolute; inset: 0; background: var(--blue); transform: scaleY(0); transform-origin: bottom; transition: transform .55s cubic-bezier(.2,.7,.1,1); z-index: -1; }
.list-rows a:hover { color: var(--on-blue); padding-inline: 20px; }
.list-rows a:hover::before { transform: scaleY(1); }
.list-rows a:hover .label, .list-rows a:hover .action { color: var(--on-blue); }
.list-rows a .action { border: 0; font-size: var(--sub); }
.list-rows a .action::after { display: none; }
.list-rows a .action { transition: transform .5s cubic-bezier(.2,.7,.1,1); }
.list-rows a:hover .action { transform: translateX(-6px) rotate(-45deg); }
.list-rows .item h3, .list-rows .item h2 { transition: transform .5s cubic-bezier(.2,.7,.1,1), color .3s ease; }
.list-rows .item:hover h3, .list-rows .item:hover h2 { transform: translateX(12px); color: var(--blue); }

/* ---------- Lignes numérotées : décalage au survol ---------- */
.row h3, .row h2, .row .mono { transition: transform .5s cubic-bezier(.2,.7,.1,1), color .3s ease; }
.row:hover h3, .row:hover h2 { transform: translateX(10px); color: var(--blue); }
.row:hover .mono { transform: translateX(4px); }

/* ---------- Coches ---------- */
.ticks li::before { display: inline-block; transition: transform .45s cubic-bezier(.2,.7,.1,1); }
.ticks li { transition: color .3s ease, padding .45s cubic-bezier(.2,.7,.1,1); }
.ticks li:hover { color: var(--blue); padding-left: 8px; }
.ticks li:hover::before { transform: rotate(90deg); }

/* ---------- Chiffres et études de cas : mise en avant au survol ---------- */
.stat b, .case b { display: inline-block; transition: transform .5s cubic-bezier(.2,.7,.1,1); }
.stat:hover b { transform: translateY(-8px); }
.cases .case { transition: opacity .45s ease; }
.cases:hover .case:not(:hover) { opacity: .5; }
.case:hover b { transform: translateY(-8px) skewX(-6deg); }

/* ---------- Citations : trait bleu au survol ---------- */
.quotes figure::after { content: ""; position: absolute; left: 0; top: -1px; height: 2px; width: 100%; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .7s cubic-bezier(.2,.7,.1,1); }
.quotes figure { position: relative; }
.quotes figure:hover::after { transform: scaleX(1); }

/* ---------- Bandeau défilant ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--rule); padding-block: clamp(14px, 2vw, 22px); white-space: nowrap; }
.marquee-track { display: inline-flex; align-items: baseline; gap: clamp(18px, 2.4vw, 36px); will-change: transform; }
.marquee span { font-size: clamp(2rem, 4.6vw, 4.5rem); line-height: 1; letter-spacing: -.02em; color: var(--navy); }
.marquee em { font-style: normal; font-family: var(--mono); font-size: clamp(1.25rem, 2vw, 2rem); color: var(--blue); }
.marquee span:hover { color: var(--blue); }

/* ---------- Curseur : le point du logo (souris uniquement) ----------
   Il quitte le logo au premier mouvement, suit la souris et s'y reloge au survol du logo.
   main.js n'anime que transform et opacity ; le curseur système reste visible. */
.cursor { position: fixed; left: 0; top: 0; z-index: 200; width: 0; height: 0; pointer-events: none; opacity: 0; }
.cursor-dot, .cursor-ring { position: absolute; left: 0; top: 0; border-radius: 50%; pointer-events: none; }
.cursor-dot { width: 14px; height: 14px; margin: -7px 0 0 -7px; background: var(--blue); }
.cursor-ring { width: 56px; height: 56px; margin: -28px 0 0 -28px; border: 1px solid var(--blue); opacity: 0; transform: scale(.25); }
.cursor.on-blue .cursor-dot { background: var(--bone); }
.cursor.on-blue .cursor-ring { border-color: var(--bone); }
@media (pointer: coarse) { .cursor { display: none; } }

/* ---------- Masques de texte (découpe en lignes) ---------- */
.split-line { overflow: clip; padding-bottom: .06em; margin-bottom: -.06em; }

/* ---------- Mouvement réduit : tout reste statique ---------- */
@media (prefers-reduced-motion: reduce) {
  .cursor, .progress { display: none; }
  .marquee-track { transform: none !important; }
}
.anim .reveal { transition: none; }
/* Masques de découpe : laisser de la place aux jambages (g, p, q) */
.split-line-mask { padding-bottom: .14em; margin-bottom: -.14em; }