/**
 * Feuille de style unique de l'application.
 * Palette sobre, lisible à l'écran comme à l'impression.
 */

:root {
    --encre: #1c2531;
    --encre-douce: #5a6673;
    --bord: #d8dee6;
    --fond: #f4f6f8;
    --blanc: #ffffff;
    --accent: #1f4e79;
    --accent-clair: #e8eef5;
    --ok: #1c7a4a;
    --ok-fond: #e6f4ec;
    --ko: #a3271f;
    --ko-fond: #fbeae8;
    --warn: #8a5a00;
    --warn-fond: #fdf3e0;
    --direct: #a3271f;
    --potentiel: #8a5a00;
    --rayon: 4px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.55;
    color: var(--encre);
    background: var(--fond);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Entête --- */
.entete {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: .6rem 1.5rem;
    background: var(--blanc);
    border-bottom: 1px solid var(--bord);
    position: sticky;
    top: 0;
    z-index: 20;
}
.entete-gauche { display: flex; align-items: center; gap: 2rem; }
.marque {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: .01em;
    color: var(--encre);
}
.marque:hover { text-decoration: none; }
.nav { display: flex; gap: .25rem; }
.nav-lien {
    padding: .35rem .7rem;
    border-radius: var(--rayon);
    color: var(--encre-douce);
    font-weight: 500;
}
.nav-lien:hover { background: var(--fond); text-decoration: none; }
.nav-lien.actif { background: var(--accent-clair); color: var(--accent); }
.entete-droite { display: flex; align-items: center; gap: 1rem; }
.identite { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.2; }
.identite .role { font-size: .78rem; color: var(--encre-douce); }
.en-ligne { display: inline; }

/* --- Contenu --- */
.contenu {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1.75rem 1.5rem 4rem;
}
.page-tete {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.page-tete h1 {
    font-size: 1.35rem;
    margin: 0;
    font-weight: 600;
}
.page-actions { display: flex; gap: .5rem; flex-shrink: 0; }

/* --- Notices --- */
.notice {
    display: flex;
    gap: .6rem;
    align-items: flex-start;
    padding: .7rem .9rem;
    border-radius: var(--rayon);
    border: 1px solid var(--bord);
    background: var(--blanc);
    margin-bottom: .75rem;
}
.notice-icone { font-weight: 700; }
.notice.ok { background: var(--ok-fond); border-color: #b6dcc6; color: var(--ok); }
.notice.ko { background: var(--ko-fond); border-color: #eebcb6; color: var(--ko); }
.notice.warn { background: var(--warn-fond); border-color: #e8d3a6; color: var(--warn); }
.notice.info { background: var(--accent-clair); border-color: #c2d2e4; color: var(--accent); }

/* --- Cartes --- */
.carte {
    background: var(--blanc);
    border: 1px solid var(--bord);
    border-radius: var(--rayon);
    margin-bottom: 1.25rem;
    overflow: hidden;
}
.carte-tete {
    padding: .7rem 1rem;
    border-bottom: 1px solid var(--bord);
    font-weight: 600;
    font-size: .92rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.carte-tete .discret { font-weight: 400; font-size: .82rem; color: var(--encre-douce); }
.carte-corps { padding: 1rem; }
.carte-corps > :first-child { margin-top: 0; }
.carte-corps > :last-child { margin-bottom: 0; }

/* --- Grille de formulaire --- */
.grille {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: .9rem 1.1rem;
}
.grille-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1rem; }
.pleine-largeur { grid-column: 1 / -1; }

label { display: block; font-weight: 500; margin-bottom: .25rem; font-size: .85rem; }
.aide { font-size: .78rem; color: var(--encre-douce); margin-top: .2rem; }
.obligatoire::after { content: " *"; color: var(--ko); font-weight: 700; }

input[type="text"], input[type="email"], input[type="password"], input[type="date"],
input[type="number"], input[type="search"], select, textarea {
    width: 100%;
    padding: .45rem .55rem;
    border: 1px solid var(--bord);
    border-radius: var(--rayon);
    font: inherit;
    color: var(--encre);
    background: var(--blanc);
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: -1px;
    border-color: var(--accent);
}
textarea { min-height: 90px; resize: vertical; }
.champ-erreur input, .champ-erreur select, .champ-erreur textarea { border-color: var(--ko); }
.message-erreur { color: var(--ko); font-size: .8rem; margin-top: .2rem; }

.cases { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.case { display: flex; align-items: center; gap: .4rem; }
.case label { margin: 0; font-weight: 400; }
.case input { width: auto; }

/* --- Boutons --- */
.btn {
    display: inline-block;
    padding: .42rem .85rem;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: var(--blanc);
    border-radius: var(--rayon);
    font: inherit;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
}
.btn:hover { background: #1a4368; text-decoration: none; color: var(--blanc); }
.btn-secondaire { background: var(--blanc); color: var(--accent); }
.btn-secondaire:hover { background: var(--accent-clair); color: var(--accent); }
.btn-discret {
    background: transparent;
    border-color: var(--bord);
    color: var(--encre-douce);
}
.btn-discret:hover { background: var(--fond); color: var(--encre); }
.btn-danger { background: var(--ko); border-color: var(--ko); }
.btn-danger:hover { background: #8c1f18; }
.btn-petit { padding: .25rem .55rem; font-size: .82rem; }

/* --- Tableaux --- */
.tableau { width: 100%; border-collapse: collapse; }
.tableau th, .tableau td {
    text-align: left;
    padding: .5rem .7rem;
    border-bottom: 1px solid var(--bord);
    vertical-align: top;
}
.tableau th {
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--encre-douce);
    font-weight: 600;
    background: #fafbfc;
}
.tableau tbody tr:hover { background: #fafbfc; }
.tableau td.nombre, .tableau th.nombre { text-align: right; font-variant-numeric: tabular-nums; }
.tableau .vide { color: var(--encre-douce); font-style: italic; }

/* --- Étiquettes --- */
.etiquette {
    display: inline-block;
    padding: .1rem .45rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    border: 1px solid var(--bord);
    background: var(--fond);
    color: var(--encre-douce);
    white-space: nowrap;
}
.etiquette.blue { background: var(--accent-clair); border-color: #c2d2e4; color: var(--accent); }
.etiquette.green { background: var(--ok-fond); border-color: #b6dcc6; color: var(--ok); }
.etiquette.amber { background: var(--warn-fond); border-color: #e8d3a6; color: var(--warn); }
.etiquette.red { background: var(--ko-fond); border-color: #eebcb6; color: var(--ko); }
.etiquette.slate { background: #eef0f3; border-color: #d8dee6; color: #4a5560; }

/* --- Bandeau de conflit --- */
.conflit { border-left: 4px solid var(--bord); }
.conflit.direct { border-left-color: var(--direct); background: #fdf6f5; }
.conflit.potentiel { border-left-color: var(--potentiel); background: #fdfaf1; }
.conflit.aucun { border-left-color: var(--ok); background: #f6fbf8; }
.conflit-titre { display: flex; align-items: center; gap: .6rem; font-weight: 600; }
.conflit-liste { margin: .75rem 0 0; padding: 0; list-style: none; }
.conflit-liste li {
    padding: .6rem 0;
    border-top: 1px solid var(--bord);
}
.conflit-liste li:first-child { border-top: none; }
.conflit-motif { font-size: .88rem; }
.conflit-meta { font-size: .8rem; color: var(--encre-douce); margin-top: .15rem; }

/* --- Définitions --- */
.fiche { display: grid; grid-template-columns: 190px 1fr; gap: .35rem 1rem; }
.fiche dt { color: var(--encre-douce); font-size: .85rem; }
.fiche dd { margin: 0; }

/* --- Statistiques --- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .9rem; }
.stat {
    background: var(--blanc);
    border: 1px solid var(--bord);
    border-radius: var(--rayon);
    padding: .9rem 1rem;
}
.stat-valeur { font-size: 1.6rem; font-weight: 600; line-height: 1.1; }
.stat-libelle { font-size: .82rem; color: var(--encre-douce); margin-top: .2rem; }
.stat.lien:hover { border-color: var(--accent); }

/* --- Utilitaires --- */
.filtres { display: flex; flex-wrap: wrap; gap: .6rem; align-items: flex-end; }
.filtres .champ { min-width: 170px; }
.filtres .champ-large { min-width: 240px; flex: 1; }
.muted { color: var(--encre-douce); }
.petit { font-size: .82rem; }
.mono { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; font-size: .85rem; }
.espace-haut { margin-top: 1rem; }
.ligne-actions { display: flex; gap: .4rem; flex-wrap: wrap; }
.pied {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1rem 1.5rem 2rem;
    color: var(--encre-douce);
    font-size: .8rem;
    border-top: 1px solid var(--bord);
}
.sans-donnees { padding: 1.5rem; text-align: center; color: var(--encre-douce); }

/* --- Connexion --- */
.connexion {
    max-width: 380px;
    margin: 4rem auto;
    background: var(--blanc);
    border: 1px solid var(--bord);
    border-radius: var(--rayon);
    padding: 1.75rem;
}
.connexion h1 { margin: 0 0 .25rem; font-size: 1.2rem; }
.connexion .sous-titre { color: var(--encre-douce); margin: 0 0 1.25rem; font-size: .88rem; }

@media print {
    .entete, .pied, .page-actions, form { display: none; }
    body { background: var(--blanc); }
}