/* ============================================================
   CyberRepères — Identité visuelle C
   Documentation d'ingénierie
   ============================================================ */

:root {
    /* Palette officielle — conservée */
    --cr-navy: #0B204F;
    --cr-blue: #0EA5E9;
    --cr-turquoise: #14B8A6;
    --cr-orange: #F97316;
    --cr-gray-light: #E5E7EB;
    --cr-gray: #334155;

    /* Surfaces — beaucoup plus sobres */
    --cr-background: #FFFFFF;
    --cr-surface: #F8FAFC;
    --cr-text: #334155;
    --cr-heading: #0B204F;
    --cr-border: #D9E0E7;
    --cr-border-strong: #B8C4D0;
    --cr-muted: #64748B;

    /* Typographie */
    --cr-font: "Inter", Arial, sans-serif;
    --cr-font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

    /* Géométrie — les rayons et ombres ne structurent plus le site */
    --cr-radius: 2px;
    --cr-radius-small: 2px;

    /* Conservées pour compatibilité avec d'éventuels composants */
    --cr-shadow: none;
    --cr-shadow-hover: none;

    /* Épaisseurs */
    --cr-rule: 1px;
    --cr-rule-strong: 2px;
}

/* ============================================================
   STRUCTURE GÉNÉRALE DU SITE
   ============================================================ */

body {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    background: var(--cr-background);
    color: var(--cr-text);
    font-family: var(--cr-font);
}

/* ============================================================
   EN-TÊTE
   ============================================================ */

header {
    padding: 25px 0 15px;
    margin-bottom: 10px;
}

.site-brand {
    display: block;
    margin-bottom: 20px;
    text-decoration: none;
}

.site-brand img {
    display: block;
    width: 100%;
    height: auto;
}

.site-brand-mobile {
    display: none;
}

.site-brand-banner {
    border-radius: 10px;
}


/* ============================================================
   NAVIGATION PRINCIPALE
   ============================================================ */

.main-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--cr-background);
    padding: 10px 0;
    border-bottom: 1px solid var(--cr-border);
}

.main-nav a {
    margin-right: 18px;
    color: var(--cr-navy);
    font-weight: 500;
    text-decoration: none;
}

.main-nav a:hover {
    color: var(--cr-blue);
    text-decoration: none;
}


/* ============================================================
   FIL D'ARIANE
   ============================================================ */

.breadcrumb {
    position: sticky;
    top: 48px;
    z-index: 900;
    margin: 0 0 10px;
    padding: 1px 0;
    background: var(--cr-background);
    font-size: 0.9rem;
    color: var(--cr-muted);
}

.breadcrumb a {
    margin-right: 6px;
    color: var(--cr-muted);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--cr-blue);
    text-decoration: none;
}

.breadcrumb span {
    margin-right: 6px;
}


/* ============================================================
   CONTENU PRINCIPAL
   ============================================================ */

main {
    margin-bottom: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--cr-border);
}


/* ============================================================
   PIED DE PAGE
   ============================================================ */

footer {
    border-top: 1px solid var(--cr-border);
    padding: 20px 0;
    margin-top: 50px;
    color: var(--cr-muted);
    font-size: 0.9rem;
}


/* ============================================================
   CONTENU MARKDOWN
   ============================================================ */

h1,
h2,
h3 {
    line-height: 1.25;
}

pre {
    padding: 15px;
    overflow-x: auto;
    background: var(--cr-surface);
    border-radius: var(--cr-radius-small);
}

code {
    font-family: var(--cr-font-mono);
}

table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
}

th,
td {
    border: 1px solid var(--cr-border);
    padding: 8px 10px;
    text-align: left;
}

th {
    background: var(--cr-surface);
}


/* ============================================================
   NAVIGATION DE LECTURE — PAGES LONGUES
   ============================================================ */

.cr-reading-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    grid-template-areas: "content nav";
    column-gap: 54px;
    align-items: start;
}

.cr-reading-content {
    grid-area: content;
    min-width: 0;
}

.cr-reading-content h2,
.cr-reading-content h3 {
    scroll-margin-top: 90px;
}

.cr-reading-nav {
    grid-area: nav;
    min-width: 0;
    align-self: stretch;
}
.cr-reading-nav {
    grid-area: nav;
    min-width: 0;
}

.cr-reading-nav-inner {
    position: sticky;
    top: 74px;
    padding-top: 8px;
}

.cr-reading-nav-label {
    margin-bottom: 14px;
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.3;
}

.cr-reading-toc {
    display: flex;
    flex-direction: column;
    gap: 1px;
    border-left: 1px solid var(--cr-border);
}

.cr-reading-toc-item {
    position: relative;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
    padding: 7px 8px 7px 12px;
    color: var(--cr-muted);
    font-size: 0.78rem;
    line-height: 1.35;
    text-decoration: none;
    transition:
        color 120ms ease,
        background-color 120ms ease;
}

.cr-reading-toc-item:hover {
    color: var(--cr-navy);
    background: var(--cr-surface);
    text-decoration: none;
}

.cr-reading-toc-item.is-active {
    color: var(--cr-navy);
    background: var(--cr-surface);
    font-weight: 700;
}

.cr-reading-toc-item.is-active::before {
    content: "";
    position: absolute;
    left: -1px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--cr-blue);
}

.cr-reading-toc-number {
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.65rem;
    line-height: 1.5;
}

.cr-reading-toc-title {
    min-width: 0;
}

.cr-reading-toc-h3 {
    margin-left: 14px;
    grid-template-columns: 24px minmax(0, 1fr);
    font-size: 0.74rem;
}

.cr-reading-progress {
    position: relative;
    height: 2px;
    margin-top: 18px;
    background: var(--cr-border);
    overflow: hidden;
}

.cr-reading-progress-bar {
    display: block;
    width: 0;
    height: 100%;
    background: var(--cr-blue);
    transition: width 80ms linear;
}


/* ============================================================
   RETOUR EN HAUT
   ============================================================ */

.cr-back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 1100;

    display: flex;
    align-items: center;
    gap: 7px;

    padding: 8px 11px;

    border: 1px solid var(--cr-border-strong);
    border-radius: 2px;

    background: var(--cr-background);
    color: var(--cr-navy);

    font-family: var(--cr-font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.04em;

    cursor: pointer;

    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);

    transition:
        opacity 150ms ease,
        visibility 150ms ease,
        transform 150ms ease,
        background-color 120ms ease;
}

.cr-back-to-top:hover {
    background: var(--cr-surface);
}

.cr-back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cr-back-to-top span:first-child {
    font-size: 1rem;
    line-height: 1;
}


/* ============================================================
   CATALOGUES
   ============================================================ */

.catalogue-table {
    width: 100%;
    margin: 25px 0;
}

.catalogue-header,
.catalogue-row {
    display: grid;
    grid-template-columns:
        120px
        minmax(280px, 2fr)
        120px
        120px
        120px
        70px
        55px;
    gap: 12px;
    align-items: center;
}

.catalogue-tools-table .catalogue-header,
.catalogue-tools-table .catalogue-row {
    grid-template-columns:
        100px
        minmax(220px, 1fr)
        minmax(450px, 3fr);
}

.catalogue-normes-table .catalogue-header,
.catalogue-normes-table .catalogue-row {
    grid-template-columns:
        minmax(220px, 15%)
        minmax(0, 85%);
}

.catalogue-normes-table .catalogue-row > div:first-child {
    white-space: nowrap;
}

.catalogue-normes-table .catalogue-row > div:last-child {
    min-width: 0;
}

.catalogue-header {
    padding: 10px 12px;
    background: var(--cr-surface);
    border-bottom: 2px solid var(--cr-border-strong);
    font-weight: 600;
}

.catalogue-entry {
    border-bottom: 1px solid var(--cr-border);
}

.catalogue-row {
    padding: 10px 12px;
    cursor: pointer;
}

.catalogue-row:hover {
    background: var(--cr-surface);
}

.catalogue-row::-webkit-details-marker {
    display: none;
}

.catalogue-ref {
    color: var(--cr-navy);
}

.catalogue-ref strong::before {
    content: "▶";
    display: inline-block;
    width: 1.2em;
    color: var(--cr-muted);
    font-size: 0.75em;
}

.catalogue-entry[open] .catalogue-ref strong::before {
    content: "▼";
}

.catalogue-detail {
    margin: 0 12px 15px;
    padding: 15px 20px;
    background: var(--cr-surface);
    border-left: 3px solid var(--cr-border-strong);
    line-height: 1.5;
}

.catalogue-detail p {
    margin: 8px 0;
}

.catalogue-detail ul {
    margin: 8px 0 12px 20px;
}

.catalogue-detail a {
    color: var(--cr-muted);
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {

    .catalogue-header {
        display: none;
    }

    .catalogue-row {
        display: block;
        padding: 12px;
    }

    .catalogue-row span {
        display: inline;
        margin-right: 12px;
    }

    .catalogue-row .catalogue-ref {
        display: block;
        margin-bottom: 5px;
    }

    .catalogue-detail {
        margin: 0 8px 12px;
        padding: 12px 15px;
    }
}


@media (max-width: 1050px) {

    .cr-reading-layout {
        grid-template-columns:
            minmax(0, 1fr)
            185px;

        column-gap: 32px;
    }

    .cr-reading-toc-item {
        font-size: 0.74rem;
    }

    .cr-reading-toc-h3 {
        font-size: 0.70rem;
    }
}


@media (max-width: 800px) {

    .cr-reading-layout {
        display: block;
    }

    .cr-reading-nav {
        display: none;
    }

    .cr-back-to-top {
        right: 14px;
        bottom: 14px;
    }
}


@media (max-width: 700px) {

    .site-brand-desktop {
        display: none;
    }

    .site-brand-mobile {
        display: block;
        max-width: 100%;
    }

    .site-brand-mobile img {
        width: 100%;
        max-width: 420px;
        height: auto;
        margin: 0 auto;
    }

    header {
        padding-top: 15px;
        margin-bottom: 10px;
    }
}

/* ============================================================
   Base
   ============================================================ */


/* ============================================================
   Typographie
   ============================================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--cr-heading);
    font-weight: 700;
}

h1 {
    letter-spacing: -0.035em;
}

h2 {
    letter-spacing: -0.025em;
}

h3,
h4,
h5,
h6 {
    letter-spacing: -0.015em;
}

p,
li {
    line-height: 1.65;
}


/* ============================================================
   Liens
   ============================================================ */

a {
    color: var(--cr-blue);
    text-decoration: none;
}

a:hover {
    color: var(--cr-navy);
    text-decoration: underline;
}


/* ============================================================
   Sélection
   ============================================================ */

::selection {
    background: var(--cr-blue);
    color: white;
}


/* ============================================================
   INTRODUCTIONS DE CATALOGUES
   Nouvelle logique : repère + règle, sans carte
   ============================================================ */

.catalogue-intro {
    position: relative;
    margin: 34px 0 46px;
    padding: 0 0 0 78px;
    background: transparent;
    border: 0;
    border-left: 1px solid var(--cr-border-strong);
    border-radius: 0;
    box-shadow: none;
}

.catalogue-intro::before {
    content: "";
    position: absolute;
    left: -2px;
    top: 0;
    width: 3px;
    height: 42px;
}

.catalogue-intro-label {
    margin: 0 0 12px;
    color: var(--cr-navy);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.catalogue-intro-label::after {
    content: "";
    display: inline-block;
    width: 42px;
    height: 1px;
    margin-left: 12px;
    vertical-align: middle;
    background: var(--cr-blue);
}

.catalogue-intro-normes::before {
    background: var(--cr-blue);
}

.catalogue-intro-normes .catalogue-intro-label::after {
    background: var(--cr-blue);
}

.catalogue-intro-methodes::before {
    background: var(--cr-turquoise);
}

.catalogue-intro-methodes .catalogue-intro-label::after {
    background: var(--cr-turquoise);
}

.catalogue-intro-referentiels::before {
    background: var(--cr-navy);
}

.catalogue-intro-referentiels .catalogue-intro-label::after {
    background: var(--cr-navy);
}

.catalogue-intro-content {
    max-width: 900px;
    min-width: 0;
}

.catalogue-intro p {
    margin: 0 0 12px;
    color: var(--cr-text);
    line-height: 1.7;
}

.catalogue-intro p:last-child {
    margin-bottom: 0;
}


/* ============================================================
   PAGE COMPRENDRE
   ============================================================ */

/* ---------- Introduction ---------- */

.catalogue-intro-comprendre {
    border-left-color: var(--cr-border-strong);
}

.catalogue-intro-comprendre::before {
    background: var(--cr-navy);
}

.catalogue-intro-comprendre .catalogue-intro-label::after {
    background: var(--cr-navy);
}


/* ---------- Sélecteur de vue ---------- */

.comprendre-view-switcher {
    display: flex;
    gap: 0;
    margin: 28px 0 38px;
    border-bottom: 1px solid var(--cr-border);
}

.comprendre-view-button {
    appearance: none;
    border: 0;
    border-bottom: 2px solid transparent;
    background: transparent;
    padding: 10px 18px 11px;
    margin-bottom: -1px;
    color: var(--cr-muted);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition:
        color 0.15s ease,
        border-color 0.15s ease;
}

.comprendre-view-button:hover {
    color: var(--cr-navy);
    background: transparent;
}

.comprendre-view-button.active {
    color: var(--cr-navy);
    border-bottom-color: var(--cr-blue);
}


/* ---------- Chapitres ---------- */

.comprendre-chapter {
    margin: 46px 0 14px;
    counter-increment: cr-chapter;
}

.comprendre-chapter:first-child {
    margin-top: 10px;
}

.comprendre-chapter-title {
    position: relative;
    margin: 0;
    padding: 0 0 11px 54px;
    color: var(--cr-navy);
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    border-bottom: 2px solid var(--cr-navy);
}


/* Petit repère graphique à gauche du titre */
.comprendre-chapter-title::before {
    content: counter(cr-chapter, decimal-leading-zero);
    position: absolute;
    left: 0;
    bottom: 10px;
    color: var(--cr-blue);
    font-family: var(--cr-font-mono);
    font-size: 0.72rem;
    font-weight: 700;
}


/* ---------- Grille : suppression de l'effet carte ---------- */

.comprendre-chapter:first-of-type {
    counter-reset: cr-chapter;
}

.comprendre-chapter-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 34px;
    margin: 0 0 36px;
}


/* ---------- Éléments ---------- */

.comprendre-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 7px;
    min-width: 0;
    padding: 19px 34px 19px 0;
    border: 0;
    border-bottom: 1px solid var(--cr-border);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--cr-text);
    text-decoration: none;
    transition:
        color 0.15s ease,
        padding-left 0.15s ease;
}

.comprendre-card:first-child {
    border-top: 1px solid var(--cr-border);
}

.comprendre-card:hover {
    border-left-color: transparent;
    box-shadow: none;
    color: var(--cr-text);
    text-decoration: none;
    transform: none;
    padding-left: 7px;
}

.comprendre-card::after {
    content: "→";
    position: absolute;
    right: 3px;
    top: 19px;
    color: var(--cr-turquoise);
    font-size: 1rem;
    transition: transform 0.15s ease;
}

.comprendre-card:hover::after {
    transform: translateX(3px);
}

.comprendre-card-title {
    color: var(--cr-navy);
    font-weight: 700;
    line-height: 1.4;
}

.comprendre-card-description {
    color: var(--cr-text);
    font-size: 0.9rem;
    line-height: 1.5;
}


/* ---------- Date ---------- */

.comprendre-card-date {
    display: block;
    margin-top: 4px;
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.72rem;
}


/* ---------- Bloc À venir ---------- */

.comprendre-coming {
    position: relative;
    margin: 28px 0 36px;
    padding: 15px 18px 15px 20px;
    background: linear-gradient(90deg, var(--cr-surface), transparent);
    border: 0;
    border-left: 3px solid var(--cr-turquoise);
    border-radius: 0;
    color: var(--cr-text);
    line-height: 1.6;
}

/* ============================================================
   DIAGRAMMES ET ILLUSTRATIONS
   ============================================================ */

.cr-diagram {
    margin: 32px 0;
    text-align: center;
}

.cr-diagram img {
    display: block;
    width: 100%;
    max-width: 1100px;
    height: auto;
    margin: 0 auto;
}

.cr-diagram figcaption {
    margin-top: 10px;
    color: var(--cr-muted);
    font-size: 0.78rem;
    line-height: 1.4;
    text-align: center;
}


/* ============================================================
   PAGE D'ACCUEIL
   ============================================================ */

/* ---------- Hero ---------- */

.home-hero {
    position: relative;
    margin: 10px 0 52px;
    padding: 34px 0 38px 78px;
    background: transparent;
    border: 0;
    border-left: 1px solid var(--cr-border-strong);
    border-radius: 0;
    box-shadow: none;
}

.home-hero::before {
    content: "";
    position: absolute;
    left: -2px;
    top: 0;
    width: 4px;
    height: 58px;
    background: var(--cr-navy);
}

.home-hero-label {
    margin-bottom: 13px;
    color: var(--cr-blue);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.home-hero h1 {
    margin: 0 0 18px;
    color: var(--cr-navy);
    font-size: 2.45rem;
    line-height: 1.15;
}

.home-hero p {
    max-width: 850px;
    margin: 0;
    color: var(--cr-text);
    font-size: 1.05rem;
    line-height: 1.7;
}


/* ---------- Portes d'entrée ---------- */

.home-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 38px;
    margin: 22px 0 50px;
}

.home-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 9px;
    min-width: 0;
    padding: 22px 42px 22px 0;
    border: 0;
    border-top: 1px solid var(--cr-border);
    border-bottom: 1px solid var(--cr-border);
    border-left: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--cr-text);
    text-decoration: none;
    transition:
        padding-left 0.15s ease,
        background-color 0.15s ease;
}

.home-card:nth-child(n + 3) {
    border-top: 0;
}

.home-card:hover {
    transform: none;
    box-shadow: none;
    color: var(--cr-text);
    background: linear-gradient(90deg, var(--cr-surface), transparent);
    padding-left: 8px;
}

.home-card::after {
    content: "→";
    position: absolute;
    right: 5px;
    top: 23px;
    color: var(--cr-turquoise);
    font-size: 1.05rem;
    transition: transform 0.15s ease;
}

.home-card:hover::after {
    transform: translateX(3px);
}

.home-card-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.home-card strong {
    color: var(--cr-navy);
    font-size: 1.12rem;
}

.home-card span:last-child {
    line-height: 1.55;
}


/* Couleurs des quatre portes d'entrée */

.home-card-comprendre {
    border-left-color: transparent;
}

.home-card-comprendre .home-card-label {
    color: var(--cr-navy);
}

.home-card-referentiels {
    border-left-color: transparent;
}

.home-card-referentiels .home-card-label {
    color: var(--cr-navy);
}

.home-card-methodes {
    border-left-color: transparent;
}

.home-card-methodes .home-card-label {
    color: var(--cr-turquoise);
}

.home-card-normes {
    border-left-color: transparent;
}

.home-card-normes .home-card-label {
    color: var(--cr-blue);
}

/* ---------- Chaîne opérationnelle ----------
   V2 : représentation par objets reliés
   Les blocs représentent les étapes.
   Les flèches représentent explicitement la dépendance.
   ------------------------------------------------------------ */

.home-chain {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 0;
    margin: 32px 0 38px;
    padding: 8px 0;
    overflow-x: auto;
}

/* Chaque étape devient un objet d'ingénierie */

.home-chain span {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 64px;
    flex: 0 0 85px;
    padding: 3px 3px;
    border: 1px solid #9CCFF0;
    border-radius: 3px;
    background: var(--cr-background);
    color: var(--cr-navy);
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;
    white-space: nowrap;
    box-shadow: none;
}


/* ---------- Numérotation ---------- */

.home-chain span::before {
    position: absolute;
    left: 8px;
    top: -9px;
    padding: 0 4px;
    background: var(--cr-background);
    color: var(--cr-turquoise);
    font-family: var(--cr-font-mono);
    font-size: 0.66rem;
    font-weight: 700;
}

.home-chain span:nth-of-type(1)::before { content: "01"; }
.home-chain span:nth-of-type(2)::before { content: "02"; }
.home-chain span:nth-of-type(3)::before { content: "03"; }
.home-chain span:nth-of-type(4)::before { content: "04"; }
.home-chain span:nth-of-type(5)::before { content: "05"; }
.home-chain span:nth-of-type(6)::before { content: "06"; }
.home-chain span:nth-of-type(7)::before { content: "07"; }
.home-chain span:nth-of-type(8)::before { content: "08"; }


/* ---------- Connecteurs horizontaux ---------- */

.home-chain b {
    position: relative;
    flex: 0 0 36px;
    height: 1px;
    margin: 0 6px;
    background: #9CCFF0;
    font-size: 0;
}

.home-chain b::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    width: 7px;
    height: 7px;
    border-top: 1px solid var(--cr-navy);
    border-right: 1px solid var(--cr-navy);
    transform: translateY(-50%) rotate(45deg);
}

.home-chain b::before {
    left: 0;
}

.home-chain b::after {
    right: 0;
}


/* ============================================================
   VARIANTE VERTICALE
   ============================================================ */

.home-chain--vertical {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    overflow-x: visible;
    overflow-y: visible;
}


/* Blocs verticaux */

.home-chain--vertical span {
    width: min(100%, 320px);
    min-width: 220px;
    max-width: 320px;
    white-space: normal;
    box-sizing: border-box;
}


/* Connecteurs verticaux */

.home-chain--vertical b {
    position: relative;
    display: block;

    flex: 0 0 42px;

    width: 44px;
    height: 42px;

    margin: 0;
    padding: 0;

    color: transparent;
    font-size: 0;
    line-height: 1;

    background: transparent;
    border: 0;

    transform: none;
    text-shadow: none;
}


/* On supprime complètement le connecteur horizontal */

.home-chain--vertical b::before,
.home-chain--vertical b::after {
    content: "";
    position: absolute;

    top: auto;
    right: auto;
    bottom: auto;
    left: auto;

    width: auto;
    height: auto;

    margin: 0;
    padding: 0;

    background: none;
    border: 0;

    transform: none;
}


/* Trait vertical */

.home-chain--vertical b::before {
    left: 50%;
    top: 0;

    width: 1px;
    height: 29px;

    background: var(--cr-border-strong);

    transform: translateX(-50%);
}


/* Pointe de flèche */

.home-chain--vertical b::after {
    left: 50%;
    top: 24px;

    width: 7px;
    height: 7px;

    border-right: 1px solid var(--cr-navy);
    border-bottom: 1px solid var(--cr-navy);

    transform: translateX(-50%) rotate(45deg);

/* ---------- Variante chaîne longue ---------- */

.home-chain--traceability span {
    min-width: 120px;
    min-height: 82px;
    padding: 16px 14px;
    text-align: left;
    justify-content: flex-start;
    align-items: flex-end;
}

.home-chain--traceability span strong {
    display: block;
    color: var(--cr-navy);
}

.home-chain--traceability span small {
    display: block;
    margin-top: 5px;
    color: var(--cr-muted);
    font-size: 0.74rem;
    font-weight: 400;
    line-height: 1.35;
}


/* ---------- Interaction ---------- */

@media (hover: hover) and (pointer: fine) {
    .home-chain span {
        transition:
            border-color 0.15s ease,
            background-color 0.15s ease,
            transform 0.15s ease;
    }

    .home-chain span:hover {
        border-color: var(--cr-blue);
        background: var(--cr-surface);
        transform: translateY(-2px);
    }

    .home-chain span:hover::before {
        color: var(--cr-blue);
    }
}


/* ---------- Liste des contraintes industrielles ---------- */

.home-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px 30px;
    margin: 22px 0 30px;
    padding: 20px 0 20px 20px;
    border: 0;
    border-left: 3px solid var(--cr-turquoise);
    border-radius: 0;
    background: linear-gradient(90deg, var(--cr-surface), transparent);
}

.home-points li {
    margin: 0;
    line-height: 1.5;
}


/* ---------- Histoire ---------- */

.home-story {
    margin: 26px 0 40px;
    padding: 20px 0 20px 20px;
    border: 0;
    border-left: 3px solid var(--cr-navy);
    border-radius: 0;
    background: linear-gradient(90deg, var(--cr-surface), transparent);
    line-height: 1.65;
}


/* ============================================================
   MERMAID
   ============================================================ */

.mermaid {
    width: 100%;
    margin: 2.5rem auto;
    overflow-x: auto;
    text-align: center;
}


/* ============================================================
   VEILLE — Header
   ============================================================ */

.veille-header {
    margin-bottom: 3rem;
}

.veille-header-content {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.veille-header-icon {
    font-size: 2.3rem;
    line-height: 1;
    flex-shrink: 0;
}

.veille-header-label {
    margin: 0 0 10px;
    color: var(--cr-turquoise);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.veille-header-baseline {
    margin: 0 0 1rem;
    color: var(--cr-navy);
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
}

.veille-header-description {
    max-width: 850px;
    margin: 0;
    color: var(--cr-text);
    line-height: 1.65;
}


/* ---------- Navigation thématique : onglets techniques ---------- */

.veille-header-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    margin-top: 1.5rem;
    border-bottom: 1px solid var(--cr-border);
}

.veille-header-topics a,
.veille-header-topics span {
    display: inline-block;
    padding: 0.55rem 0.9rem 0.6rem;
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    color: var(--cr-navy);
    font-size: 0.82rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
}

.veille-header-topics a:hover {
    border-bottom-color: var(--cr-turquoise);
    background: transparent;
    color: var(--cr-turquoise);
}

.veille-header-topics a[href="#actualites"] {
    border-bottom-color: var(--cr-turquoise);
    background: transparent;
    color: var(--cr-turquoise);
}


/* ============================================================
   VEILLE — Actualités
   ============================================================ */

.veille-actualites {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 2rem;
}


/* ---------- Article : lignes éditoriales ---------- */

.veille-article {
    position: relative;
    margin: 0;
    padding: 1.15rem 2.2rem 1.15rem 1.1rem;
    border: 0;
    border-top: 1px solid var(--cr-border);
    border-radius: 0;
    background: transparent;
    transition:
        background-color 0.15s ease,
        padding-left 0.15s ease;
}

.veille-article:last-child {
    border-bottom: 1px solid var(--cr-border);
}


/* Accent Veille */
.veille-article::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    border-radius: 0;
    background: var(--cr-turquoise);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.veille-article::after {
    content: "↗";
    position: absolute;
    right: 8px;
    top: 1.15rem;
    color: var(--cr-turquoise);
    opacity: 0;
    transition: opacity 0.15s ease;
}


/* ---------- Titre ---------- */

.veille-article-title {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.4;
    font-weight: 600;
}

.veille-article-title a {
    color: var(--cr-navy);
    text-decoration: none;
}

.veille-article-title a:hover {
    color: var(--cr-blue);
}


/* ---------- Métadonnées ---------- */

.veille-article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 0.55rem;
    font-size: 0.78rem;
}

.veille-article-source {
    color: var(--cr-turquoise);
    font-weight: 700;
}

.veille-article-date {
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.72rem;
}

.veille-article-date::before {
    content: "·";
    margin-right: 0.7rem;
    color: var(--cr-border-strong);
}


/* ---------- Interaction ---------- */

.veille-article:hover {
    border-color: var(--cr-border);
    box-shadow: none;
    transform: none;
    background: linear-gradient(90deg, var(--cr-surface), transparent);
    padding-left: 1.35rem;
}

.veille-article:hover::before,
.veille-article:hover::after {
    opacity: 1;
}


/* ---------- État vide ---------- */

.veille-empty {
    margin: 1rem 0;
    padding: 1.5rem 0;
    border: 0;
    border-top: 1px dashed var(--cr-border-strong);
    border-bottom: 1px dashed var(--cr-border-strong);
    border-radius: 0;
    color: var(--cr-text);
    text-align: center;
}


/* ---------- Flux RSS ---------- */

.veille-feed-link {
    margin: -1rem 0 1.5rem;
}

.veille-feed-link a {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--cr-turquoise);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
}

.veille-feed-link a:hover {
    color: var(--cr-blue);
    text-decoration: underline;
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 800px) {

    .home-cards {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .home-card:nth-child(n + 3) {
        border-top: 1px solid var(--cr-border);
    }

    .home-points {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .home-hero {
        padding: 28px 0 30px 54px;
    }

    .home-hero h1 {
        font-size: 2rem;
    }

    .comprendre-chapter-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .comprendre-card:first-child {
        border-top: 1px solid var(--cr-border);
    }

    .comprendre-card {
        padding-right: 34px;
    }
}


@media (max-width: 700px) {

    .catalogue-intro {
        padding-left: 48px;
    }

    .comprendre-view-switcher {
        overflow-x: auto;
    }

    .comprendre-view-button {
        padding: 9px 13px 10px;
        white-space: nowrap;
    }

    .comprendre-chapter-title {
        padding-left: 45px;
    }

    .home-chain {
        justify-content: flex-start;
        overflow-x: auto;
    }
}


@media (max-width: 550px) {

    .catalogue-intro {
        margin: 28px 0 36px;
        padding-left: 34px;
    }

    .home-hero {
        padding: 24px 0 26px 34px;
    }

    .home-hero h1 {
        font-size: 1.65rem;
    }

    .home-hero p {
        font-size: 0.98rem;
    }

    .home-points {
        grid-template-columns: 1fr;
    }

    .home-card {
        padding-right: 34px;
    }

    .home-chain {
        justify-content: flex-start;
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .home-chain span {
        min-width: 100px;
        min-height: 58px;
        padding: 11px 12px;
        font-size: 0.82rem;
    }

    .home-chain b {
        flex-basis: 34px;
        height: 58px;
        font-size: 1.1rem;
    }

    .home-chain b::before,
    .home-chain b::after {
        width: 8px;
    }

    .home-chain span {
        padding: 10px 13px;
        font-size: 0.86rem;
    }

    .home-chain b {
        padding: 10px 5px;
    }

    .veille-header-content {
        gap: 1rem;
    }

    .veille-header-icon {
        font-size: 2rem;
    }

    .veille-header-baseline {
        font-size: 1.05rem;
    }

    .veille-header-topics {
        gap: 0;
        overflow-x: auto;
    }

    .veille-header-topics a,
    .veille-header-topics span {
        padding: 0.45rem 0.65rem 0.5rem;
        font-size: 0.78rem;
        white-space: nowrap;
    }

    .veille-actualites {
        gap: 0;
    }

    .veille-article {
        padding: 0.9rem 1.8rem 0.9rem 0.9rem;
    }

    .veille-article:hover {
        padding-left: 1.1rem;
    }

    .veille-article-title {
        font-size: 0.98rem;
    }

    .veille-article-meta {
        gap: 0.45rem;
        font-size: 0.76rem;
    }

    .veille-article-date::before {
        margin-right: 0.45rem;
    }
}


/* ============================================================
   Accessibilité / mouvement
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
    .comprendre-card,
    .comprendre-card::after,
    .home-card,
    .home-card::after,
    .veille-article,
    .veille-article::before,
    .veille-article::after,
    .cr-reading-toc-item,
    .cr-back-to-top {
        transition: none;
    }
}
/* ============================================================
   Navigation de lecture — pages longues
   ============================================================ */

.cr-reading-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    grid-template-areas: "content nav";
    column-gap: 54px;
    align-items: start;
}

.cr-reading-content {
    grid-area: content;
    min-width: 0;
}

.cr-reading-nav {
    grid-area: nav;
    min-width: 0;
    align-self: stretch;
}

.cr-reading-nav-disabled {
    /* Le script ajoute cette classe aux pages courtes. */
}

.cr-reading-nav-disabled .cr-reading-nav {
    display: none;
}

.cr-reading-nav-inner {
    position: sticky;
    top: 74px;
    padding-top: 8px;
}

.cr-reading-nav-label {
    margin-bottom: 14px;
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.3;
}

.cr-reading-toc {
    display: flex;
    flex-direction: column;
    gap: 1px;
    border-left: 1px solid var(--cr-border);
}

.cr-reading-toc-item {
    position: relative;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
    padding: 7px 8px 7px 12px;
    color: var(--cr-muted);
    text-decoration: none;
    font-size: 0.78rem;
    line-height: 1.35;
    transition: color 120ms ease, background-color 120ms ease;
}

.cr-reading-toc-item:hover {
    color: var(--cr-navy);
    background: var(--cr-surface);
    text-decoration: none;
}

.cr-reading-toc-item.is-active {
    color: var(--cr-navy);
    background: var(--cr-surface);
    font-weight: 700;
}

.cr-reading-toc-item.is-active::before {
    content: "";
    position: absolute;
    left: -1px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--cr-blue);
}

.cr-reading-toc-number {
    color: var(--cr-muted);
    font-family: var(--cr-font-mono);
    font-size: 0.65rem;
    line-height: 1.5;
}

.cr-reading-toc-title {
    min-width: 0;
}

.cr-reading-toc-h3 {
    margin-left: 14px;
    grid-template-columns: 24px minmax(0, 1fr);
    font-size: 0.74rem;
}

.cr-reading-progress {
    position: relative;
    height: 2px;
    margin: 18px 0 0 0;
    background: var(--cr-border);
    overflow: hidden;
}

.cr-reading-progress-bar {
    display: block;
    width: 0;
    height: 100%;
    background: var(--cr-blue);
    transition: width 80ms linear;
}

.cr-back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 1100;
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    padding: 8px 11px;
    border: 1px solid var(--cr-border-strong);
    border-radius: 2px;
    background: var(--cr-background);
    color: var(--cr-navy);
    font-family: var(--cr-font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    cursor: pointer;
    box-shadow: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 150ms ease, visibility 150ms ease, transform 150ms ease,
                background-color 120ms ease;
}

.cr-back-to-top:hover {
    background: var(--cr-surface);
}

.cr-back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cr-back-to-top span:first-child {
    font-size: 1rem;
    line-height: 1;
}

@media (max-width: 1050px) {
    .cr-reading-layout {
        grid-template-columns: minmax(0, 1fr) 185px;
        column-gap: 32px;
    }

    .cr-reading-toc-item {
        font-size: 0.74rem;
    }

    .cr-reading-toc-h3 {
        font-size: 0.7rem;
    }
}

@media (max-width: 800px) {
    .cr-reading-layout {
        display: block;
    }

    .cr-reading-nav {
        display: none;
    }

    .cr-back-to-top {
        right: 14px;
        bottom: 14px;
    }
}