/* ============================================================
   MOSAIC — Conseil, Intelligence & Expertises — Feuille de style principale
   Palette officielle validée
   ============================================================ */

:root {
  --ow:      #e5e1d8; /* offwhite — fond principal */
  --bx:      #840c25; /* bordeaux — accent structurant */
  --bn:      #17334f; /* bleu nuit — autorité / Insight */
  --anth:    #222222; /* anthracite — texte / Accès */
  --iv:      #eee9df; /* ivoire — respiration / Community */
  --gr:      #3d4242; /* gris anthracite — surfaces secondaires */
  --serif:   'Georgia', 'Times New Roman', serif;
  --sans:    system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius:  2px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--ow);
  color: var(--anth);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font-family: inherit; }

/* ── Utilitaires ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.section-label {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bx);
  margin-bottom: .75rem;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .01em;
  margin-bottom: .6rem;
}
.section-intro {
  color: var(--gr);
  font-size: 15px;
  line-height: 1.85;
  max-width: 620px;
  margin-bottom: 3rem;
}

/* ── Motif MOSAIC (carré quadrants) ── */
.mosaic-mark {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}
.mosaic-mark::after,
.mosaic-mark::before {
  content: '';
  position: absolute;
  background: var(--bx);
}
.mosaic-mark::after  { top: 50%; left: 0; width: 100%; height: 1.5px; transform: translateY(-50%); }
.mosaic-mark::before { left: 50%; top: 0; width: 1.5px; height: 100%; transform: translateX(-50%); }
.mosaic-mark .q1 { background: var(--bn); }
.mosaic-mark .q2 { background: #b8b4ab; }
.mosaic-mark .q3 { background: var(--gr); }
.mosaic-mark .q4 { background: var(--iv); }

/* ── Boutons ── */
.btn {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .1em;
  padding: 12px 28px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background .2s, color .2s, border-color .2s;
}
.btn-dark  { background: var(--anth); color: #fff; }
.btn-dark:hover  { background: var(--bn); }
.btn-bx   { background: var(--bx); color: #fff; }
.btn-bx:hover   { background: #a00e2e; }
.btn-outline { background: transparent; border-color: var(--gr); color: var(--gr); }
.btn-outline:hover { border-color: var(--anth); color: var(--anth); }
.btn-ghost-light {
  background: transparent;
  border: 1px solid rgba(255,255,255,.35);
  color: rgba(255,255,255,.8);
}
.btn-ghost-light:hover { border-color: #fff; color: #fff; }

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--ow);
  border-bottom: 1px solid rgba(34,34,34,.1);
  height: 68px;
  display: flex;
  align-items: center;
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-brand .mosaic-mark {
  width: 34px;
  height: 34px;
  border: 1.5px solid var(--anth);
}
.nav-wordmark strong {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .22em;
  line-height: 1;
}
.nav-wordmark small {
  display: block;
  font-family: var(--serif);
  font-size: 7.5px;
  letter-spacing: .15em;
  color: var(--gr);
  margin-top: 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--gr);
  transition: color .2s;
  padding-bottom: 2px;
  border-bottom: 1.5px solid transparent;
}
.nav-links a:hover,
.nav-links a.active { color: var(--anth); border-bottom-color: var(--bx); }
.nav-cta {
  font-size: 12px;
  letter-spacing: .1em;
  padding: 9px 22px;
  background: var(--anth);
  color: #fff;
  border-radius: var(--radius);
  transition: background .2s;
}
.nav-cta:hover { background: var(--bx); }
.nav-toggle { display: none; }

/* ═══════════════════════════════════════════
   PAGE — ACCUEIL
═══════════════════════════════════════════ */

/* Hero */
.hero {
  padding: 7rem 0 6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-text h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: .01em;
  margin-bottom: 1.5rem;
}
.hero-text h1 em {
  font-style: normal;
  color: var(--bx);
}
.hero-text p {
  color: var(--gr);
  font-size: 16px;
  line-height: 1.85;
  margin-bottom: 2.2rem;
  max-width: 480px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-visual { display: flex; justify-content: flex-end; }
.hero-mark-large {
  width: clamp(220px, 26vw, 300px);
  height: clamp(220px, 26vw, 300px);
  border-radius: 6px;
  border: 2px solid var(--anth);
}

/* Formule stratégique */
.formula-bar {
  background: var(--anth);
  color: var(--iv);
  padding: 1.8rem 2rem;
  text-align: center;
}
.formula-bar p {
  font-family: var(--serif);
  font-size: clamp(13px, 1.6vw, 18px);
  letter-spacing: .04em;
  opacity: .9;
}
.formula-bar span { color: var(--bx); }

/* Trois piliers */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(34,34,34,.1);
  margin: 4rem 0;
}
.pillar-card {
  padding: 3rem 2rem 2.5rem;
  position: relative;
}
.pillar-card.insight   { background: var(--bn); color: var(--iv); }
.pillar-card.community { background: var(--bx); color: var(--iv); }
.pillar-card.resources { background: var(--iv); color: var(--anth); }
.pillar-card .card-tag {
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .6;
  margin-bottom: 1rem;
}
.pillar-card h2 {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}
.pillar-card p {
  font-size: 14px;
  line-height: 1.8;
  opacity: .8;
  margin-bottom: 1.8rem;
}
.card-link {
  font-size: 12px;
  letter-spacing: .1em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  opacity: .75;
  display: inline-block;
  transition: opacity .2s;
}
.card-link:hover { opacity: 1; }

/* Offre de valeur */
.offre-section { padding: 5rem 0; }
.offre-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(34,34,34,.1);
}
.offre-card {
  background: var(--ow);
  padding: 2.2rem 2rem;
  border-left: 3px solid transparent;
  transition: background .2s;
}
.offre-card:hover { background: var(--iv); }
.offre-card.c-bn  { border-left-color: var(--bn); }
.offre-card.c-bx  { border-left-color: var(--bx); }
.offre-card.c-gr  { border-left-color: var(--gr); }
.offre-card.c-mid { border-left-color: #b8b4ab; }
.offre-card h3 {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
.offre-card p { font-size: 14px; color: var(--gr); line-height: 1.8; }

/* Segments */
.segments-section { background: var(--iv); padding: 5rem 0; }
.seg-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}
.seg-card {
  background: var(--ow);
  padding: 1.6rem;
  border-radius: var(--radius);
}
.seg-card h4 {
  font-family: var(--serif);
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: .4rem;
}
.seg-card p { font-size: 13px; color: var(--gr); line-height: 1.7; }

/* CTA bas de page accueil */
.home-cta {
  background: var(--gr);
  color: var(--iv);
  padding: 6rem 2rem;
  text-align: center;
}
.home-cta h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 1rem;
}
.home-cta p {
  opacity: .7;
  max-width: 540px;
  margin: 0 auto 2.5rem;
  font-size: 16px;
  line-height: 1.85;
}
.home-cta .note {
  font-size: 12px;
  opacity: .4;
  letter-spacing: .04em;
  margin-top: 1.2rem;
}

/* ═══════════════════════════════════════════
   PAGE — INSIGHT
═══════════════════════════════════════════ */
.page-hero-insight {
  background: var(--bn);
  color: var(--iv);
  padding: 6rem 0 5rem;
}
.page-hero-insight .section-label { color: var(--bx); opacity: 1; }
.page-hero-insight .section-title { color: #fff; }
.page-hero-insight p { color: rgba(238,233,223,.75); max-width: 580px; font-size: 16px; line-height: 1.85; margin: 1rem 0 2.5rem; }
.insight-hero-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 4rem; align-items: center; }
.insight-sub-text { font-size: 14px; color: rgba(238,233,223,.55); line-height: 1.85; margin-top: 1.5rem; font-style: italic; }

.insight-articles { padding: 5rem 0; }
.articles-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  margin-top: 3rem;
}
.article-featured {
  border-left: 3px solid var(--bx);
  padding-left: 1.5rem;
}
.article-featured .art-tag {
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bx);
  margin-bottom: .6rem;
}
.article-featured h2 {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: .8rem;
}
.article-featured .meta {
  font-size: 12px;
  color: var(--gr);
  letter-spacing: .04em;
  margin-bottom: 1rem;
}
.article-featured p { color: var(--gr); line-height: 1.85; margin-bottom: 1.5rem; }

.articles-list { display: flex; flex-direction: column; gap: 0; }
.article-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(34,34,34,.1);
}
.article-item:first-child { border-top: 1px solid rgba(34,34,34,.1); }
.article-item .art-tag {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bx);
  margin-bottom: .4rem;
}
.article-item h4 {
  font-family: var(--serif);
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: .3rem;
}
.article-item .meta {
  font-size: 12px;
  color: var(--gr);
  letter-spacing: .03em;
}

.insight-subscribe {
  background: var(--iv);
  border-top: 3px solid var(--bn);
  padding: 4rem 0;
}
.subscribe-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.subscribe-inner h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: .6rem;
}
.subscribe-inner p { color: var(--gr); font-size: 14px; line-height: 1.8; }
.sub-form { display: flex; gap: .6rem; }
.sub-form input {
  flex: 1;
  padding: 11px 14px;
  border: 1px solid rgba(34,34,34,.2);
  border-radius: var(--radius);
  background: #fff;
  font-size: 14px;
  outline: none;
  transition: border-color .2s;
}
.sub-form input:focus { border-color: var(--bn); }

.insight-rubriques { padding: 5rem 0; }
.rubriques-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: rgba(34,34,34,.1);
  margin-top: 2.5rem;
}
.rubrique-card {
  background: var(--ow);
  padding: 1.8rem 1.2rem;
  text-align: center;
  transition: background .2s;
}
.rubrique-card:hover { background: var(--bn); color: var(--iv); }
.rubrique-card .rub-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: var(--bn);
  margin: 0 auto .8rem;
}
.rubrique-card:hover .rub-icon { background: rgba(255,255,255,.15); }
.rubrique-card h5 {
  font-family: var(--serif);
  font-size: .85rem;
  font-weight: 700;
  line-height: 1.4;
}
.rubrique-card p { font-size: 12px; color: var(--gr); margin-top: .3rem; }
.rubrique-card:hover p { color: rgba(238,233,223,.65); }

/* ═══════════════════════════════════════════
   PAGE — COMMUNITY
═══════════════════════════════════════════ */
.page-hero-community {
  background: var(--bx);
  color: #fff;
  padding: 6rem 0 5rem;
}
.page-hero-community .section-label { color: rgba(255,255,255,.55); }
.page-hero-community .section-title { color: #fff; }
.page-hero-community p { color: rgba(255,255,255,.75); max-width: 580px; font-size: 16px; line-height: 1.85; margin: 1rem 0 2.5rem; }
.community-hero-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 4rem; align-items: center; }
.comm-values {
  display: flex;
  flex-direction: column;
  gap: .8rem;
}
.comm-value-item {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  padding: .9rem 1.2rem;
  border-radius: var(--radius);
  font-size: 14px;
  color: rgba(255,255,255,.85);
}

.community-offre { padding: 5rem 0; }
.comm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(34,34,34,.1);
  margin-top: 2.5rem;
}
.comm-card {
  background: var(--ow);
  padding: 2.2rem 1.8rem;
  border-top: 3px solid transparent;
  transition: background .2s;
}
.comm-card:hover { background: var(--iv); }
.comm-card.t-bx { border-top-color: var(--bx); }
.comm-card.t-bn { border-top-color: var(--bn); }
.comm-card.t-gr { border-top-color: var(--gr); }
.comm-card h3 {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
.comm-card p { font-size: 14px; color: var(--gr); line-height: 1.8; }

.community-formats {
  background: var(--iv);
  padding: 5rem 0;
}
.formats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}
.format-item {
  background: var(--ow);
  padding: 1.4rem;
  border-radius: var(--radius);
  text-align: center;
}
.format-item .fmt-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bx);
  margin: 0 auto .8rem;
}
.format-item h5 { font-size: 13px; font-weight: 600; margin-bottom: .25rem; }
.format-item p { font-size: 12px; color: var(--gr); line-height: 1.6; }

.community-prudence {
  background: var(--gr);
  color: var(--iv);
  padding: 4rem 0;
}
.prudence-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: center;
}
.prudence-inner h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.3;
}
.prudence-inner p { opacity: .75; font-size: 14px; line-height: 1.85; }

/* ═══════════════════════════════════════════
   PAGE — RESSOURCES
═══════════════════════════════════════════ */
.page-hero-ressources {
  background: var(--ow);
  padding: 6rem 0 4rem;
  border-bottom: 1px solid rgba(34,34,34,.1);
}
.ressources-main { padding: 5rem 0; }
.ressources-layout {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 3rem;
}
.res-sidebar { position: sticky; top: 88px; align-self: start; }
.res-sidebar h4 {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gr);
  margin-bottom: 1rem;
}
.res-sidebar ul { list-style: none; display: flex; flex-direction: column; gap: .2rem; }
.res-sidebar li a {
  display: block;
  font-size: 13.5px;
  color: var(--gr);
  padding: .5rem .8rem;
  border-radius: var(--radius);
  border-left: 2px solid transparent;
  transition: all .15s;
}
.res-sidebar li a:hover,
.res-sidebar li a.active {
  background: var(--iv);
  color: var(--anth);
  border-left-color: var(--bx);
}
.res-content {}
.res-section { margin-bottom: 4rem; }
.res-section h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid rgba(34,34,34,.1);
}
.res-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.res-item {
  background: var(--iv);
  padding: 1.4rem;
  border-radius: var(--radius);
  border-left: 3px solid var(--bx);
  transition: background .2s;
}
.res-item:hover { background: #e0dcce; }
.res-item h5 {
  font-family: var(--serif);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: .3rem;
}
.res-item p { font-size: 12.5px; color: var(--gr); line-height: 1.7; }
.res-item .res-meta {
  font-size: 11px;
  color: var(--bx);
  letter-spacing: .06em;
  margin-top: .6rem;
  text-transform: uppercase;
}
.res-demand {
  background: var(--anth);
  color: var(--iv);
  padding: 3rem 0;
  text-align: center;
}
.res-demand p { opacity: .7; margin: .8rem 0 1.8rem; max-width: 480px; margin-left: auto; margin-right: auto; }

/* ═══════════════════════════════════════════
   PAGE — À PROPOS
═══════════════════════════════════════════ */
.about-hero {
  padding: 6rem 0 5rem;
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: start;
}
.about-hero h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 1.5rem;
}
.about-hero p { color: var(--gr); font-size: 16px; line-height: 1.9; margin-bottom: 1rem; }
.about-hero .pull-quote {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--bx);
  border-left: 3px solid var(--bx);
  padding-left: 1.2rem;
  margin-top: 1.5rem;
  line-height: 1.7;
}
.about-mark-panel {
  background: var(--anth);
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  border-radius: var(--radius);
}
.about-mark-panel .mosaic-mark {
  width: 120px;
  height: 120px;
  border: 2px solid rgba(255,255,255,.2);
}
.about-mark-panel strong {
  font-family: var(--serif);
  letter-spacing: .22em;
  font-size: 16px;
  color: var(--iv);
}
.about-mark-panel small {
  font-family: var(--serif);
  letter-spacing: .12em;
  font-size: 7.5px;
  color: rgba(238,233,223,.45);
}

.about-manifeste {
  background: var(--bn);
  color: var(--iv);
  padding: 5rem 0;
}
.manifeste-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}
.manifeste-inner .label { color: var(--bx); }
.manifeste-inner h2 {
  font-family: var(--serif);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  color: #fff;
}
.manifeste-inner p { opacity: .75; font-size: 15px; line-height: 1.9; margin-bottom: 1rem; }

.about-valeurs { padding: 5rem 0; }
.valeurs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(34,34,34,.1);
  margin-top: 2.5rem;
}
.valeur-card {
  background: var(--ow);
  padding: 2rem 1.6rem;
  border-top: 3px solid transparent;
}
.valeur-card:nth-child(1) { border-top-color: var(--bn); }
.valeur-card:nth-child(2) { border-top-color: var(--bx); }
.valeur-card:nth-child(3) { border-top-color: var(--gr); }
.valeur-card:nth-child(4) { border-top-color: #b8b4ab; }
.valeur-card h4 {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
.valeur-card p { font-size: 13.5px; color: var(--gr); line-height: 1.8; }

.about-archi { background: var(--iv); padding: 5rem 0; }
.archi-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2.5rem;
  font-size: 14px;
}
.archi-table th {
  text-align: left;
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gr);
  padding: .8rem 1rem;
  border-bottom: 2px solid rgba(34,34,34,.15);
}
.archi-table td {
  padding: 1.2rem 1rem;
  border-bottom: 1px solid rgba(34,34,34,.08);
  vertical-align: top;
  line-height: 1.75;
}
.archi-table tr:last-child td { border-bottom: none; }
.archi-table td:first-child { font-family: var(--serif); font-weight: 700; white-space: nowrap; }
.archi-table .tag-bn { color: var(--bn); font-size: 12px; letter-spacing: .06em; }
.archi-table .tag-bx { color: var(--bx); font-size: 12px; letter-spacing: .06em; }

.about-presence { padding: 5rem 0; }
.presence-note {
  background: var(--iv);
  border-left: 3px solid var(--bx);
  padding: 1.2rem 1.5rem;
  font-size: 14px;
  color: var(--gr);
  line-height: 1.8;
  margin-top: 2rem;
}

/* ═══════════════════════════════════════════
   PAGE — ACCÈS PRIVILÉGIÉ
═══════════════════════════════════════════ */
.page-acces {
  min-height: calc(100vh - 68px);
  background: var(--anth);
  color: var(--iv);
  padding: 6rem 0;
}
.acces-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.acces-text .section-label { color: var(--bx); }
.acces-text h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.2rem;
  color: #fff;
}
.acces-text p { opacity: .7; font-size: 15px; line-height: 1.9; margin-bottom: 1rem; }
.acces-principes {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: .8rem;
}
.principe-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: .8rem;
}
.principe-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bx);
  flex-shrink: 0;
  margin-top: .6rem;
}
.principe-item p { opacity: .6; font-size: 14px; margin: 0; line-height: 1.7; }

.acces-form {
  background: var(--gr);
  padding: 3rem;
  border-radius: var(--radius);
}
.acces-form h3 {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1.8rem;
  color: var(--iv);
}
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(238,233,223,.5);
  margin-bottom: .4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  color: var(--iv);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .2s;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.25); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--bx); }
.form-group select { cursor: pointer; appearance: none; }
.form-group select option { background: var(--gr); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-confidentiality {
  font-size: 11.5px;
  color: rgba(238,233,223,.35);
  letter-spacing: .03em;
  line-height: 1.6;
  margin-top: 1.2rem;
}
.form-submit {
  width: 100%;
  padding: 14px;
  background: var(--bx);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: .1em;
  margin-top: 1rem;
  transition: background .2s;
}
.form-submit:hover { background: #a00e2e; }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
  background: var(--anth);
  color: rgba(255,255,255,.45);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .mosaic-mark {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255,255,255,.2);
  margin-bottom: .8rem;
}
.footer-brand strong {
  display: block;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: .2em;
  color: rgba(255,255,255,.8);
  margin-bottom: 2px;
}
.footer-brand small {
  display: block;
  font-family: var(--serif);
  font-size: 7px;
  letter-spacing: .14em;
  color: rgba(255,255,255,.3);
  margin-bottom: .8rem;
}
.footer-brand p { font-size: 13px; line-height: 1.75; color: rgba(255,255,255,.35); }
.footer-col h5 {
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: .9rem;
}
.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,.4);
  margin-bottom: .4rem;
  transition: color .2s;
}
.footer-col a:hover { color: rgba(255,255,255,.85); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.8rem;
}
.footer-bottom p { font-size: 12px; letter-spacing: .04em; }
.footer-bordeaux { width: 36px; height: 2px; background: var(--bx); border-radius: 1px; }

/* ═══════════════════════════════════════════
   RESPONSIVE — Mobile
═══════════════════════════════════════════ */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 4rem 0; }
  .hero-visual { display: none; }
  .pillars-grid { grid-template-columns: 1fr; }
  .offre-grid { grid-template-columns: 1fr; }
  .seg-grid { grid-template-columns: 1fr 1fr; }
  .insight-hero-grid { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr; }
  .subscribe-inner { grid-template-columns: 1fr; }
  .rubriques-grid { grid-template-columns: repeat(3, 1fr); }
  .community-hero-grid { grid-template-columns: 1fr; }
  .comm-grid { grid-template-columns: 1fr; }
  .formats-grid { grid-template-columns: repeat(2, 1fr); }
  .prudence-inner { grid-template-columns: 1fr; }
  .about-hero { grid-template-columns: 1fr; }
  .about-mark-panel { display: none; }
  .manifeste-inner { grid-template-columns: 1fr; }
  .valeurs-grid { grid-template-columns: repeat(2, 1fr); }
  .acces-layout { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .ressources-layout { grid-template-columns: 1fr; }
  .res-sidebar { position: static; }
  .res-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .form-row { grid-template-columns: 1fr; }
  .about-archi { overflow-x: auto; }
}

@media (max-width: 580px) {
  .container { padding: 0 1.2rem; }
  .seg-grid { grid-template-columns: 1fr; }
  .valeurs-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .rubriques-grid { grid-template-columns: repeat(2, 1fr); }
  .formats-grid { grid-template-columns: repeat(2, 1fr); }
  .sub-form { flex-direction: column; }
}


/* ═══════════════════════════════════════════
   AUTHENTIFICATION PRIVÉE
═══════════════════════════════════════════ */
.nav-actions {
  display: flex;
  align-items: center;
  gap: .85rem;
}
.nav-logout {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gr);
  border-bottom: 1px solid transparent;
}
.nav-logout:hover {
  color: var(--bx);
  border-bottom-color: var(--bx);
}
.auth-body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 18%, rgba(132,12,37,.14), transparent 28%),
    linear-gradient(135deg, var(--anth) 0%, #111 52%, var(--bn) 100%);
  color: var(--iv);
}
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}
.auth-card {
  width: min(100%, 460px);
  background: rgba(229, 225, 216, .96);
  color: var(--anth);
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: 0 24px 80px rgba(0,0,0,.35);
  padding: clamp(2rem, 5vw, 3rem);
}
.auth-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 2.3rem;
}
.auth-brand .mosaic-mark {
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--anth);
}
.auth-wordmark strong {
  display: block;
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: .24em;
  line-height: 1;
}
.auth-wordmark small {
  display: block;
  font-family: var(--serif);
  font-size: 8px;
  letter-spacing: .16em;
  color: var(--gr);
  margin-top: 5px;
}
.auth-card h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.05;
  margin-bottom: 1rem;
}
.auth-intro,
.auth-note {
  color: var(--gr);
  font-size: 14px;
  line-height: 1.8;
}
.auth-form {
  margin-top: 2rem;
  display: grid;
  gap: .85rem;
}
.auth-form label {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gr);
}
.auth-form input[type="password"] {
  width: 100%;
  border: 1px solid rgba(34,34,34,.22);
  background: var(--iv);
  color: var(--anth);
  padding: 13px 14px;
  font: inherit;
  outline: none;
}
.auth-form input[type="password"]:focus {
  border-color: var(--bx);
  box-shadow: 0 0 0 3px rgba(132,12,37,.12);
}
.auth-form .btn {
  margin-top: .35rem;
  width: 100%;
}
.auth-error {
  margin-top: 1.4rem;
  background: rgba(132,12,37,.10);
  border-left: 3px solid var(--bx);
  color: var(--bx);
  padding: .85rem 1rem;
  font-size: 14px;
}
.auth-note {
  margin-top: 1.4rem;
  font-size: 12.5px;
}
@media (max-width: 880px) {
  .nav-actions { gap: .6rem; }
  .nav-logout { display: none; }
}

/* ═══════════════════════════════════════════
   V1.2 — Alignements contenu et composants
═══════════════════════════════════════════ */
.nav-wordmark small,
.footer-brand small,
.auth-wordmark small {
  letter-spacing: .095em;
}
.nav-wordmark small { font-size: 6.8px; white-space: nowrap; }
.footer-brand small { font-size: 6.6px; }
.auth-wordmark small { font-size: 7.2px; }

.rubrique-item {
  background: var(--ow);
  padding: 1.3rem 1rem;
  text-align: center;
  font-family: var(--serif);
  font-size: .9rem;
  font-weight: 700;
  transition: background .2s, color .2s;
}
.rubrique-item:hover { background: var(--bn); color: var(--iv); }
.article-mini {
  padding: 1.35rem 0;
  border-bottom: 1px solid rgba(34,34,34,.1);
}
.article-mini:first-child { border-top: 1px solid rgba(34,34,34,.1); }
.article-mini .art-tag {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bx);
  margin-bottom: .35rem;
}
.article-mini h3 {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.35;
  margin-bottom: .35rem;
}
.article-mini p {
  color: var(--gr);
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: .3rem;
}
.article-mini small { color: var(--gr); font-size: 11.5px; }
.subscribe-section {
  background: var(--iv);
  border-top: 3px solid var(--bn);
  padding: 4rem 0;
}
.subscribe-inner h2 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: .6rem;
}
.sub-form button {
  padding: 11px 18px;
  border: none;
  border-radius: var(--radius);
  background: var(--bn);
  color: #fff;
  font-size: 12px;
  letter-spacing: .08em;
}
.sub-form button:hover { background: var(--bx); }
.form-group input[type="file"] {
  padding: 10px;
  color: rgba(238,233,223,.75);
}
.field-help {
  color: rgba(238,233,223,.42);
  font-size: 11.5px;
  line-height: 1.55;
  margin-top: .45rem;
}
.check-line {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  color: rgba(238,233,223,.72);
  font-size: 12.5px;
  line-height: 1.65;
  margin-top: .5rem;
}
.check-line input { margin-top: .25rem; accent-color: var(--bx); }
.form-errors {
  background: rgba(132,12,37,.15);
  border: 1px solid var(--bx);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin-bottom: 1.5rem;
  color: #f3c9d1;
}
.form-errors p { font-size: 13px; margin:0 0 .3rem; font-weight:600; }
.form-errors ul { margin:0; padding-left:1.2rem; font-size:13px; line-height:1.7; }
.form-group select:focus { border-color: var(--bx); }

@media (max-width: 580px) {
  .nav-wordmark small { display: none; }
}