/* Palette reprise de la charte graphique LDS-IT (siteloracle/public/css/style.css)
   pour harmoniser GBTP avec le reste du portefeuille (cf. context.md). */
:root {
    --primary: #3B82F6;
    --primary-fonce: #1D4ED8;
    --danger: #EF4444;
    --warning: #B8830F;
    --succes: #10B981;
    --or: #E3A93A;
    --bg: #F8FAFF;
    --carte-bg: #ffffff;
    --texte: #1E2A3B;
    --hauteur-topbar: 56px;
    --border: #E2E8F0;
    --ombre-carte: 0 1px 4px rgba(0, 0, 0, 0.08);
    --ombre-carte-survol: 0 8px 20px rgba(0, 0, 0, 0.1);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--texte);
}

/* ---------- Connexion ---------- */

.page-connexion {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.carte-connexion {
    background: var(--carte-bg);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    padding: 32px;
    width: 100%;
    max-width: 380px;
}

.connexion-entete { text-align: center; margin-bottom: 24px; }
.connexion-logo {
    width: 56px;
    height: 56px;
    background: var(--primary);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.connexion-logo svg { width: 30px; height: 30px; color: #fff; }
.connexion-entete h1 { margin: 0 0 4px; font-size: 22px; font-family: "Plus Jakarta Sans", sans-serif; font-weight: 800; }
.connexion-entete p { margin: 0; color: #64748b; }

.groupe-champ { margin-bottom: 16px; }
.groupe-champ label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 600; }
.groupe-champ input, .groupe-champ textarea, .groupe-champ select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
}
.groupe-champ textarea { resize: vertical; }

.btn-connexion {
    width: 100%;
    padding: 12px;
    min-height: 44px;
    border: none;
    border-radius: 8px;
    background: var(--primary);
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    box-sizing: border-box;
}

.alerte-erreur {
    background: #fee2e2;
    color: var(--danger);
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.connexion-pied { margin-top: 20px; text-align: center; font-size: 12px; color: #94a3b8; }

/* ---------- App shell : sidebar marine + topbar ---------- */

.app-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: var(--hauteur-topbar) auto;
    min-height: 100vh;
}

.sidebar {
    grid-column: 1;
    grid-row: 1 / 3;
    background: #1E2A3B;
    color: #cbd5e1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    position: sticky;
    top: 0;
    height: 100vh;
    align-self: start;
    z-index: 300;
}

.sidebar-marque {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    height: var(--hauteur-topbar);
    border-bottom: 1px solid #334155;
    flex-shrink: 0;
}

.sidebar-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-nom {
    font-size: 15px;
    font-weight: 700;
    color: #f1f5f9;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-fermer {
    display: none;
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    line-height: 1;
}
.sidebar-fermer:hover { color: #f1f5f9; }

.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }

.nav-lien {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    min-height: 44px;
    box-sizing: border-box;
    color: #94a3b8;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background .15s, color .15s;
}
.nav-lien:hover { background: #334155; color: #f1f5f9; text-decoration: none; }
.nav-lien.actif { background: transparent; color: var(--or); }

/* ---------- Sous-menu contextuel d'un chantier (sidebar) ---------- */
.nav-retour { font-size: 12px; color: #64748b !important; padding-bottom: 4px; }
.nav-chantier-nom {
    padding: 0 16px 10px;
    font-size: 15px;
    font-weight: 700;
    color: #f1f5f9;
    border-bottom: 1px solid #334155;
    margin-bottom: 8px;
}

.sidebar-pied { border-top: 1px solid #334155; padding: 8px 0; flex-shrink: 0; }
.nav-deconnexion { color: #f87171 !important; }
.nav-deconnexion:hover { background: #7f1d1d !important; color: #fef2f2 !important; }

/* ---------- Topbar ---------- */

.topbar {
    grid-column: 2;
    grid-row: 1;
    height: var(--hauteur-topbar);
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--carte-bg);
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.topbar-gauche { display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar-droite { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.topbar-societe { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar-utilisateur { color: #64748b; font-size: 14px; white-space: nowrap; }

.topbar-logout { color: var(--primary); text-decoration: none; font-size: 18px; line-height: 1; }
.topbar-logout:hover { color: var(--danger); }

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    cursor: pointer;
    gap: 5px;
    padding: 4px;
    border-radius: 6px;
    flex-shrink: 0;
}
.hamburger:hover { background: var(--bg); }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--texte); border-radius: 2px; }

.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 250; }
.sidebar-overlay.actif { display: block; }

.main-content { grid-column: 2; grid-row: 2; min-width: 0; }

@media (max-width: 768px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar {
        grid-column: unset;
        grid-row: unset;
        position: fixed;
        top: 0;
        left: 0;
        width: 240px;
        height: 100vh;
        transform: translateX(-100%);
        transition: transform .25s ease;
    }
    .sidebar.ouvert { transform: translateX(0); box-shadow: 4px 0 24px rgba(0, 0, 0, .25); }
    .topbar { grid-column: 1; grid-row: 1; }
    .main-content { grid-column: 1; grid-row: 2; }
    .hamburger { display: flex; }
    .topbar-utilisateur { display: none; }
    .sidebar-fermer { display: flex; }
}

.contenu { padding: 20px; max-width: 1100px; margin: 0 auto; }

.bloc-kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }

.kpi {
    background: var(--carte-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--ombre-carte);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.kpi:hover {
    transform: translateY(-3px);
    box-shadow: var(--ombre-carte-survol);
    border-top-color: var(--primary);
    border-right-color: var(--primary);
    border-bottom-color: var(--primary);
}

.kpi-label { display: block; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: #64748b; }
.kpi-valeur { display: block; font-size: 26px; font-weight: 700; margin-top: 8px; font-family: "Plus Jakarta Sans", sans-serif; }
.kpi-solde .kpi-valeur { color: var(--primary); }
.kpi-niveau { display: block; font-size: 12px; font-weight: 600; margin-top: 4px; }
.kpi-succes { border-left: 4px solid var(--succes); }
.kpi-succes .kpi-niveau { color: var(--succes); }
.kpi-danger { border-left: 4px solid var(--danger); }
.kpi-danger .kpi-niveau { color: var(--danger); }

.bloc-alertes {
    background: var(--carte-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--ombre-carte);
    transition: box-shadow .15s ease, border-color .15s ease;
    margin-bottom: 20px;
}
.bloc-alertes:hover { border-color: var(--primary); box-shadow: var(--ombre-carte-survol); }
.bloc-alertes h2 { margin: 0 0 16px; font-size: 16px; }

.etat-vide { color: #94a3b8; font-size: 14px; }

.badge-ok { color: var(--succes); font-weight: 600; }
.badge-alerte { color: var(--warning); font-weight: 600; }
.badge-urgente { color: var(--danger); font-weight: 600; }

@media (max-width: 768px) {
    .bloc-kpi { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .carte-connexion { padding: 24px 20px; }
    .contenu { padding: 12px; }
}

/* ---------- Module : en-tête, formulaires ---------- */

.entete-module { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.entete-module h1 { margin: 0; font-family: "Plus Jakarta Sans", sans-serif; }
.entete-module-liens { display: flex; gap: 16px; align-items: center; }

.btn-secondaire {
    padding: 10px 16px;
    min-height: 44px;
    border: 1px solid var(--primary);
    border-radius: 8px;
    background: var(--primary);
    color: white;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    display: inline-block;
    box-sizing: border-box;
}
.btn-secondaire.btn-danger { background: var(--danger); border-color: var(--danger); }
.btn-secondaire.btn-warning { background: var(--warning); border-color: var(--warning); }
.btn-secondaire.btn-discret { background: transparent; color: var(--primary); }
/* Action de routine (Modifier, Renommer...) — jamais aussi saturée qu'une
   action destructive : contour neutre, pour que Supprimer/Désactiver
   restent ce qui attire l'œil sur la ligne (même principe que GestiPME,
   btnModifier en outline). */
.btn-secondaire.btn-outline { background: transparent; color: var(--texte); border-color: var(--border); }
.btn-secondaire.btn-outline:hover { background: var(--bg); }
.btn-secondaire.btn-wa { background: #25D366; border-color: #25D366; }
.btn-secondaire.btn-wa:hover { background: #1FB855; border-color: #1FB855; }
.btn-secondaire.btn-succes { background: var(--succes); border-color: var(--succes); }

.carte-formulaire {
    background: var(--carte-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--ombre-carte);
    margin-bottom: 20px;
    max-width: 520px;
}

.champ-optionnel { font-weight: 400; color: #94a3b8; font-size: 12px; }

/* ---------- Formulaire compact : libellé et champ sur la même ligne ---------- */
.form-compact .groupe-champ { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.form-compact .groupe-champ > label { flex: 0 0 170px; margin-bottom: 0; }
.form-compact .groupe-champ > input,
.form-compact .groupe-champ > textarea,
.form-compact .groupe-champ > .ux-combo { flex: 1; min-width: 0; }
@media (max-width: 640px) {
    .form-compact .groupe-champ { flex-direction: column; align-items: stretch; gap: 4px; }
    .form-compact .groupe-champ > label { flex: none; }
}

.alerte-succes {
    background: #dcfce7;
    color: #15803d;
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.lien-discret { color: var(--primary); font-size: 13px; text-decoration: none; font-weight: 600; }
.fil-ariane { font-size: 13px; color: #64748b; text-decoration: none; display: inline-block; margin-bottom: 8px; }

@media (max-width: 480px) {
    .entete-module { flex-direction: column; align-items: stretch; }
}

/* ---------- Cartes chantier (dashboard) ---------- */

.grille-chantiers { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }

.carte-chantier {
    background: var(--carte-bg);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: 10px;
    padding: 16px 18px;
    box-shadow: var(--ombre-carte);
    text-decoration: none;
    color: var(--texte);
    display: block;
    transition: box-shadow .15s ease, transform .15s ease;
}
.carte-chantier:hover { box-shadow: var(--ombre-carte-survol); transform: translateY(-2px); text-decoration: none; }
.carte-chantier.carte-chantier-cloture { border-left-color: #94a3b8; opacity: .8; }

.carte-chantier-titre { font-weight: 700; font-size: 15px; margin-bottom: 2px; }
.carte-chantier-sub { font-size: 13px; color: #64748b; margin-bottom: 12px; }

/* ---------- Barre de progression ---------- */

.barre-progression {
    background: #e2e8f0;
    border-radius: 999px;
    height: 8px;
    overflow: hidden;
    margin: 6px 0;
}
.barre-progression-remplissage {
    background: var(--primary);
    height: 100%;
    border-radius: 999px;
}
.barre-progression-label { font-size: 12px; color: #64748b; font-weight: 600; }

/* ---------- Frise des étapes ---------- */

.frise-etapes { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.etape-pastille {
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid var(--border);
    background: var(--bg);
    color: #64748b;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: default;
}
.etape-terminee { background: #dcfce7; border-color: #86efac; color: #15803d; }
.etape-en-cours { background: #dbeafe; border-color: #93c5fd; color: var(--primary-fonce); }
.etape-a-faire  { color: #94a3b8; }
.etape-pastille form { display: inline; margin: 0; }
.etape-pastille select { border: none; background: transparent; font: inherit; color: inherit; cursor: pointer; }

/* ---------- Journal de chantier ---------- */

.journal-entree {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}
.journal-entree:last-child { border-bottom: none; }
.journal-photos { display: flex; flex-wrap: wrap; gap: 6px; flex-shrink: 0; max-width: 184px; }
.journal-photo { width: 88px; height: 88px; border-radius: 8px; object-fit: cover; flex-shrink: 0; display: block; cursor: zoom-in; }
.journal-contenu { flex: 1; min-width: 0; }
.journal-meta { font-size: 12px; color: #94a3b8; margin-bottom: 4px; }
.journal-texte { font-size: 14px; }
.journal-avancement { font-size: 12px; font-weight: 700; color: var(--primary); margin-top: 4px; }

/* ---------- Caisse ---------- */

.montant-encaissement { color: #15803d; font-weight: 600; }
.montant-decaissement { color: var(--danger); font-weight: 600; }

/* ---------- Lien public à copier ---------- */

.bloc-lien-public {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ---------- Icônes SVG (sprite Tabler, porté de GestiPME) ---------- */

.svg-ico { width: 18px; height: 18px; flex-shrink: 0; vertical-align: -3px; }
.btn-icone { width: 15px; height: 15px; flex-shrink: 0; vertical-align: -2px; }
.nav-icone { width: 18px; height: 18px; flex-shrink: 0; color: #94a3b8; vertical-align: -4px; }
.nav-icone.nav-icone-defaut { font-size: 10px; }
.nav-lien:hover .nav-icone { color: #f1f5f9; }
.nav-lien.actif .nav-icone { color: var(--or); }

.btn-secondaire, .btn-connexion { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Combo à filtre (porté de GestiPME, public/assets/js/ui.js) ---------- */

.ux-combo { position: relative; }
.ux-combo-input { position: relative; display: flex; align-items: center; }
.ux-combo-input > .svg-ico.lead { position: absolute; left: 12px; width: 18px; height: 18px; color: #94a3b8; pointer-events: none; }
.ux-combo-input input {
    width: 100%; min-height: 44px; border: 1px solid #cbd5e1; border-radius: 8px;
    font-size: 15px; font-family: inherit; padding: 10px 40px; background: var(--carte-bg); color: var(--texte);
}
.ux-combo-input input:focus { outline: none; border-color: var(--primary); }
.ux-combo-clear {
    position: absolute; right: 6px; width: 32px; height: 32px; display: flex; align-items: center;
    justify-content: center; background: none; border: none; color: #94a3b8; cursor: pointer; border-radius: 8px;
}
.ux-combo-clear .svg-ico { width: 16px; height: 16px; }
.ux-combo-options {
    position: absolute; left: 0; right: 0; top: calc(100% + 4px); z-index: 60; background: var(--carte-bg);
    border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 8px 24px rgba(16, 30, 60, .14);
    max-height: 280px; overflow-y: auto; display: none;
}
.ux-combo-options.open { display: block; }
.ux-combo-opt {
    display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 14px;
    cursor: pointer; font-size: 14px; border-bottom: 1px solid var(--border); min-height: 44px;
}
.ux-combo-opt:last-child { border-bottom: none; }
.ux-combo-opt:hover, .ux-combo-opt.active { background: #eff4ff; }
.ux-combo-opt-sub { font-size: 13px; color: #64748b; white-space: nowrap; }
.ux-combo-vide { padding: 12px 14px; color: #94a3b8; font-size: 13px; font-style: italic; }
.ux-combo-data { display: none; }

/* ---------- Grille (vraie table), porté de GestiPME ---------- */

.table-wrapper { background: var(--carte-bg); border: 1px solid var(--border); border-radius: 10px; overflow-x: auto; box-shadow: var(--ombre-carte); }
.table-wrapper table { width: 100%; border-collapse: collapse; }
.table-wrapper thead th {
    background: #f8fafc; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
    color: #64748b; padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap;
}
.table-wrapper tbody td { padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13px; color: var(--texte); vertical-align: middle; }
.table-wrapper tbody tr:last-child td { border-bottom: none; }
.table-wrapper tbody tr:hover { background: #f8fafc; }
.table-wrapper .td-actions { white-space: nowrap; display: flex; gap: 10px; }
.table-wrapper .vide { text-align: center; color: #94a3b8; padding: 32px; font-style: italic; }

/* ---------- Grille → cartes empilées sur mobile ----------
   Même tableau, même markup (juste un data-label sur chaque <td>) : sous
   680px, l'en-tête disparaît et chaque ligne devient une carte avec
   libellé + valeur, plus de défilement horizontal (charte GestiPME :
   jamais de tableau complexe sur smartphone). */
@media (max-width: 680px) {
    .table-wrapper table, .table-wrapper thead, .table-wrapper tbody,
    .table-wrapper tr, .table-wrapper th, .table-wrapper td { display: block; width: 100%; }
    .table-wrapper thead { display: none; }
    .table-wrapper tbody tr {
        border: 1px solid var(--border);
        border-radius: 10px;
        margin-bottom: 12px;
        padding: 4px 14px;
        box-shadow: var(--ombre-carte);
    }
    .table-wrapper tbody tr:last-child { margin-bottom: 0; }
    .table-wrapper tbody tr:hover { background: none; }
    .table-wrapper td {
        border-bottom: 1px solid var(--border);
        padding: 10px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 12px;
        font-size: 13px;
        text-align: right;
    }
    .table-wrapper td:last-child { border-bottom: none; }
    .table-wrapper td::before {
        content: attr(data-label);
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: .05em;
        color: #64748b;
        flex-shrink: 0;
        text-align: left;
    }
    /* Cellule contenant un mini-formulaire de saisie (renommer, prévisionnel...) :
       le libellé au-dessus, le formulaire pleine largeur en dessous plutôt
       que coincé à droite. */
    .table-wrapper td:has(input[type="text"]) { flex-direction: column; align-items: stretch; }
    .table-wrapper td:has(input[type="text"])::before { margin-bottom: 4px; }
    .table-wrapper td.td-actions { flex-direction: column; align-items: stretch; gap: 8px; }
    .table-wrapper td.td-actions::before { display: none; }
    .table-wrapper td.td-actions > a,
    .table-wrapper td.td-actions > form,
    .table-wrapper td.td-actions > form > button,
    .table-wrapper td.td-actions > button { width: 100%; box-sizing: border-box; text-align: center; }
    .table-wrapper .vide { padding: 24px 16px; }
}

.badge-pill { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge-pill .svg-ico { width: 12px; height: 12px; }
.badge-pill-succes { background: #dcfce7; color: #15803d; }
.badge-pill-danger { background: #fef2f2; color: #b91c1c; }
.badge-pill-warning { background: #fef3c7; color: #92400e; }
.badge-pill-gris { background: var(--bg); color: #64748b; }

/* ---------- Lien de suivi (chip non modifiable, jamais un champ texte) ---------- */

.lien-suivi-texte {
    flex: 1; min-width: 200px; padding: 8px 10px; border: 1px dashed #93c5fd; border-radius: 6px;
    font-size: 13px; background: #f8fafc; color: #64748b; font-family: ui-monospace, monospace;
    overflow-x: auto; white-space: nowrap; user-select: all;
}

/* ---------- Page publique de suivi (hors app-shell) ---------- */

.page-publique {
    max-width: 640px;
    margin: 0 auto;
    padding: 32px 16px 60px;
}
.publique-entete { text-align: center; margin-bottom: 28px; }
.publique-entete h1 { font-family: "Plus Jakarta Sans", sans-serif; font-size: 24px; margin: 0 0 4px; }
.publique-entete p { color: #64748b; margin: 0; }

.publique-carte {
    background: var(--carte-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--ombre-carte);
    margin-bottom: 20px;
}

.publique-contact {
    text-align: center;
    padding: 20px;
    background: #1E2A3B;
    border-radius: 12px;
    color: #f1f5f9;
}
.publique-contact a { color: var(--or); font-weight: 700; font-size: 18px; text-decoration: none; }

.publique-fin {
    text-align: center;
    padding: 48px 24px;
}
.publique-fin h1 { font-family: "Plus Jakarta Sans", sans-serif; }