:root {
    --brass: #B8862E;
    --brass-dark: #96690E;
    --brass-light: #F1E4C4;
    --charcoal: #201E1B;
    --ink: #3B362F;
    --grey: #7C7466;
    --cream: #F7F3EC;
    --card: #FFFFFF;
    --line: #E3DCCC;
    --slate: #35485B;
    --slate-dark: #24333F;
    --success: #3F7A52;
    --success-bg: #E8F1EA;
    --alert: #B24730;
    --alert-bg: #F7E7E1;
    --radius: 12px;
    --radius-lg: 18px;
    --shadow: 0 2px 10px rgba(32, 28, 24, 0.06), 0 1px 2px rgba(32, 28, 24, 0.08);
}

* { box-sizing: border-box; }

body {
    font-family: 'Archivo', -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--cream);
    color: var(--ink);
    margin: 0;
}

a { color: inherit; }

/* --- Symbole de marque : tuile ardoise + deux barres laiton croisées, 100% CSS --- */

.mark {
    position: relative;
    display: inline-block;
    width: 32px; height: 32px;
    border-radius: 9px;
    background: var(--slate-dark);
    flex-shrink: 0;
}
.mark::before, .mark::after {
    content: "";
    position: absolute; top: 50%; left: 50%;
    border-radius: 3px;
    background: var(--brass);
}
.mark::before { width: 19px; height: 5px; transform: translate(-50%, -50%) rotate(-28deg); }
.mark::after  { width: 5px; height: 19px; transform: translate(-50%, -50%) rotate(28deg); }

.mark-lg { width: 52px; height: 52px; border-radius: 14px; }
.mark-lg::before { width: 28px; height: 7px; border-radius: 4px; }
.mark-lg::after  { width: 7px; height: 28px; border-radius: 4px; }

.mark-sm { width: 20px; height: 20px; border-radius: 6px; }
.mark-sm::before { width: 11px; height: 3px; border-radius: 2px; }
.mark-sm::after  { width: 3px; height: 11px; border-radius: 2px; }

/* --- App shell : topbar + nav latérale --- */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 28px;
    background: var(--card);
    border-bottom: 1px solid var(--line);
}
.topbar .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--charcoal); font-size: 17px; text-decoration: none; }
.topbar .user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--grey); }
.topbar .avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--brass-light); color: var(--brass-dark);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 12px;
}
.topbar .logout { color: var(--grey); text-decoration: none; font-size: 13px; }
.topbar .logout:hover { color: var(--brass-dark); }

.app-body { display: grid; grid-template-columns: 220px 1fr; align-items: start; }
.app-body-guest { display: block; }

.sidenav {
    padding: 22px 14px;
    background: #FBF8F2;
    border-right: 1px solid var(--line);
    min-height: calc(100vh - 61px);
}
.sidenav a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px; border-radius: 9px;
    color: var(--ink); text-decoration: none; font-size: 14px;
    margin-bottom: 4px;
}
.sidenav a .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--line); flex-shrink: 0; }
.sidenav a:hover { background: var(--brass-light); }
.sidenav a.active { background: var(--brass-light); color: var(--brass-dark); font-weight: 600; }
.sidenav a.active .dot { background: var(--brass); }

.container { max-width: 900px; margin: 0; padding: 28px 32px 60px; }

h1 { font-size: 22px; font-weight: 800; color: var(--charcoal); margin: 0 0 4px; }
h2 { font-size: 17px; font-weight: 700; color: var(--charcoal); margin-top: 32px; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.page-header h1 { margin: 0; }

/* --- Boutons : un seul "primary" par écran, le reste en "ghost" --- */

.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 9px;
    border: 1px solid var(--line);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    background: #fff;
    color: var(--ink);
}
.btn-primary { background: var(--brass); color: #fff; border-color: var(--brass); }
.btn-primary:hover { background: var(--brass-dark); border-color: var(--brass-dark); }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-secondary:hover { border-color: var(--grey); }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-google { display: block; text-align: center; }
.btn-mic {
    background: var(--brass); color: #fff; border: none;
    border-radius: 50%; width: 40px; height: 40px; padding: 0;
    box-shadow: 0 2px 6px rgba(184, 134, 46, .4);
    display: flex; align-items: center; justify-content: center; font-size: 16px;
}
.btn-mic.recording { background: var(--alert); box-shadow: 0 2px 6px rgba(178, 71, 48, .4); }

/* --- Cartes / stats --- */

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 32px; }
.stat-card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; text-align: center; }
.stat-value { display: block; font-size: 1.6rem; font-weight: 700; color: var(--brass-dark); }
.stat-label { display: block; font-size: 0.85rem; color: var(--grey); margin-top: 4px; }

/* --- Tables --- */

.table-responsive { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
.table-responsive .table { box-shadow: none; border-radius: 0; }

.table { width: 100%; min-width: 480px; border-collapse: collapse; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.table th {
    text-align: left; padding: 10px 14px; font-size: 11.5px;
    text-transform: uppercase; letter-spacing: .03em; color: var(--grey);
    border-bottom: 1px solid var(--line);
}
.table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--ink); }
.table tr:last-child td { border-bottom: none; }

/* --- Badges de statut --- */

.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 600; text-transform: capitalize; }
.badge-brouillon { background: var(--line); color: var(--ink); }
.badge-envoye { background: var(--brass-light); color: var(--brass-dark); }
.badge-en_attente_paiement { background: var(--brass-light); color: var(--brass-dark); }
.badge-accepte { background: var(--success-bg); color: var(--success); }
.badge-paye { background: var(--success-bg); color: var(--success); }
.badge-refuse { background: var(--alert-bg); color: var(--alert); }

.empty-state { color: var(--grey); padding: 24px 0; }

/* --- Filtres/tri integres a l'en-tete du tableau des devis --- */

.th-filtre { display: flex; align-items: center; gap: 6px; }
.th-filtre span { white-space: nowrap; }
.th-input, .th-select {
    font-family: inherit; font-size: 12px; font-weight: 400; text-transform: none;
    letter-spacing: normal; color: var(--ink); background: var(--cream);
    border: 1px solid var(--line); border-radius: 6px; padding: 4px 6px; width: auto; max-width: 120px;
}
.th-select { max-width: 108px; }
.th-tri {
    display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px;
    border-radius: 5px; color: var(--line); text-decoration: none; font-size: 12px; flex-shrink: 0;
}
.th-tri:hover { background: var(--brass-light); color: var(--brass-dark); }
.th-tri-actif { color: var(--brass-dark); }
.th-reset { font-size: 12px; font-weight: 600; text-transform: none; letter-spacing: normal; color: var(--brass-dark); white-space: nowrap; }

.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-grid-2 { grid-template-columns: 1fr; } }

/* --- Formulaires --- */

.login-card, .form-card {
    background: var(--card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 40px 36px;
    max-width: 400px;
    margin: 40px auto 0;
    text-align: center;
}
.form-card { max-width: none; margin: 0; text-align: left; padding: 28px; }
.login-card .mark-lg { margin: 0 auto 18px; }
.login-card h1 { text-align: center; }
.login-card .subtitle { text-align: center; color: var(--grey); margin-bottom: 24px; }

.separateur { display: flex; align-items: center; gap: 12px; margin: 20px 0; color: var(--grey); font-size: 12.5px; }
.separateur::before, .separateur::after { content: ""; flex: 1; height: 1px; background: var(--line); }

fieldset { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 20px; padding: 18px; }
legend { font-weight: 700; color: var(--charcoal); padding: 0 6px; }

label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink); margin: 14px 0 6px; }
label:first-child { margin-top: 0; }
input[type=text], input[type=email], input[type=tel], input[type=password],
input[type=number], input[type=file], textarea, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 9px;
    font-size: 14px;
    color: var(--ink);
    background: #fff;
    font-family: inherit;
}
input[type=color] { width: 60px; height: 36px; padding: 2px; border: 1px solid var(--line); border-radius: 9px; }

.description-zone { display: flex; gap: 10px; align-items: flex-start; }
.description-zone textarea { flex: 1; }
.hint { color: var(--grey); font-size: 0.85rem; min-height: 1.2em; }

.flashes { margin-bottom: 20px; }
.flash { padding: 10px 14px; border-radius: var(--radius); margin-bottom: 8px; font-size: 0.9rem; }
.flash-error { background: var(--alert-bg); color: var(--alert); }
.flash-success { background: var(--success-bg); color: var(--success); }

.table-lignes input { border: 1px solid transparent; background: transparent; padding: 4px 6px; border-radius: 6px; }
.table-lignes input:focus { border-color: var(--brass); background: #fff; }
.table-lignes .l-quantite, .table-lignes .l-prix { width: 80px; }
.table-lignes .l-unite { width: 70px; }
.btn-supprimer-ligne { background: none; border: none; color: var(--alert); cursor: pointer; font-size: 1rem; }

.legende-unites { font-size: 0.82rem; color: var(--grey); margin-top: 10px; }

.totaux { display: flex; justify-content: flex-end; align-items: center; gap: 24px; margin-top: 16px; flex-wrap: wrap; }
.totaux label { display: flex; align-items: center; gap: 8px; margin: 0; }
.totaux label input { width: 70px; }
.total-general { font-size: 1.1rem; color: var(--charcoal); }
.total-general strong { color: var(--brass-dark); }

.actions-finales { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; flex-wrap: wrap; }

.statut-form select { width: auto; }

.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.info-grid > div { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 16px; font-size: 14px; }

.description-origine { margin-bottom: 20px; color: var(--grey); font-size: 0.9rem; }
.description-origine summary { cursor: pointer; font-weight: 600; color: var(--ink); }

.logo-preview { max-height: 60px; display: block; margin: 8px 0; }

.welcome-banner {
    display: flex; align-items: center; justify-content: space-between; gap: 20px;
    background: var(--brass-light); border-radius: var(--radius);
    padding: 18px 22px; margin-bottom: 24px;
}
.welcome-banner strong { color: var(--brass-dark); font-size: 15px; }
.welcome-banner p { margin: 4px 0 0; color: var(--ink); font-size: 13.5px; }
.welcome-banner form { flex-shrink: 0; }

dialog#dialog-confirmation-envoi {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 26px 28px;
    max-width: 440px;
    width: 90%;
}
dialog#dialog-confirmation-envoi::backdrop { background: rgba(32, 28, 24, 0.45); }
dialog#dialog-confirmation-envoi h2 { margin: 0 0 12px; font-size: 17px; color: var(--charcoal); }
dialog#dialog-confirmation-envoi p { margin: 8px 0; font-size: 14px; color: var(--ink); }
dialog#dialog-confirmation-envoi .destinataire { font-weight: 600; color: var(--charcoal); }
dialog#dialog-confirmation-envoi .dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

/* --- Indicateur de chargement --- */

.spinner {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin-right: 8px;
    vertical-align: -2px;
}
.btn-secondary .spinner, .btn-mic .spinner { border-color: rgba(59, 54, 47, 0.25); border-top-color: var(--ink); }
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Mention RGPD (Paramètres) --- */

.rgpd-info {
    background: #FBF8F2;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px 16px;
    font-size: 13px;
    color: var(--grey);
    margin-bottom: 20px;
}
.rgpd-info strong { color: var(--ink); }

/* --- Landing page publique --- */

.landing-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 48px; max-width: 1180px; margin: 0 auto;
}
.landing-header .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--charcoal); font-size: 18px; }
.landing-header nav { display: flex; align-items: center; gap: 24px; }
.landing-header nav a.btn { padding: 10px 20px; }
.landing-header nav a.lien-connexion { font-size: 14px; font-weight: 600; color: var(--ink); text-decoration: none; }
.landing-header nav a.lien-connexion:hover { color: var(--brass-dark); }

.landing-hero { max-width: 760px; margin: 60px auto 0; padding: 0 24px; text-align: center; }
.landing-hero h1 { font-size: 44px; line-height: 1.15; font-weight: 800; color: var(--charcoal); margin: 0 0 20px; }
.landing-hero p { font-size: 18px; color: var(--grey); margin: 0 0 32px; line-height: 1.5; }
.landing-hero .cta-row { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.landing-hero .cta-row .btn { padding: 13px 26px; font-size: 15px; }

.landing-preview { max-width: 900px; margin: 56px auto 0; padding: 0 24px; }

.preview-mockup {
    border-radius: var(--radius-lg); border: 1px solid var(--line); overflow: hidden;
    background: var(--cream); box-shadow: var(--shadow); pointer-events: none; user-select: none;
}
.preview-mockup-titlebar { display: flex; gap: 6px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.preview-mockup-titlebar span { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.preview-mockup-body { padding: 28px; transform: scale(1); transform-origin: top left; }
.preview-mockup-body .page-header { margin-bottom: 16px; }
.preview-mockup-body .page-header h1 { font-size: 20px; }
.preview-mockup-body .stats-grid { margin-bottom: 24px; }
.preview-mockup-body h2 { font-size: 16px; margin: 0 0 12px; }
.preview-mockup-body .table { min-width: 0; }

.landing-section { max-width: 980px; margin: 80px auto 0; padding: 0 24px; }
.landing-section h2 { text-align: center; font-size: 26px; font-weight: 800; color: var(--charcoal); margin: 0 0 40px; }
.landing-etapes, .landing-atouts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.landing-etapes .carte { background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 28px; }
.landing-etapes .numero {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 10px;
    background: var(--brass-light); color: var(--brass-dark); font-weight: 800; font-size: 15px;
    margin-bottom: 16px;
}
.landing-etapes h3, .landing-atouts h3 { font-size: 16px; font-weight: 700; color: var(--charcoal); margin: 0 0 8px; }
.landing-etapes p, .landing-atouts p { font-size: 14px; color: var(--grey); margin: 0; line-height: 1.5; }

.landing-cta { max-width: 640px; margin: 88px auto 0; padding: 0 24px; text-align: center; }
.landing-cta .carte { background: var(--slate-dark); border-radius: 20px; padding: 48px 40px; }
.landing-cta h2 { font-size: 24px; font-weight: 800; color: #fff; margin: 0 0 12px; }
.landing-cta p { font-size: 14.5px; color: #C7CDD3; margin: 0 0 24px; line-height: 1.6; }

.landing-footer { margin-top: 80px; padding: 32px 24px; border-top: 1px solid var(--line); text-align: center; }
.landing-footer .brand { display: inline-flex; align-items: center; gap: 8px; color: var(--grey); font-size: 13px; }
.landing-footer-admin { display: block; margin-top: 10px; color: var(--line); font-size: 11px; text-decoration: none; }
.landing-footer-admin:hover { color: var(--grey); }

/* --- Responsive --- */

@media (max-width: 768px) {
    .topbar { padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
    .topbar .user span { display: none; }

    .app-body { display: block; }
    .sidenav {
        display: flex; flex-wrap: nowrap; overflow-x: auto;
        min-height: auto; border-right: none; border-bottom: 1px solid var(--line);
        padding: 10px 12px; gap: 4px;
    }
    .sidenav a { margin-bottom: 0; white-space: nowrap; flex-shrink: 0; }

    .container { padding: 18px 16px 40px; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .info-grid { grid-template-columns: 1fr; }

    .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .description-zone { flex-direction: column; align-items: stretch; }
    .btn-mic { align-self: flex-start; }

    .totaux { justify-content: flex-start; }
    .actions-finales { justify-content: stretch; }
    .actions-finales .btn { flex: 1; text-align: center; }

    .login-card, .form-card { padding: 20px; }

    .landing-header { padding: 16px 20px; }
    .landing-hero h1 { font-size: 30px; }
    .landing-hero p { font-size: 16px; }
    .landing-etapes, .landing-atouts { grid-template-columns: 1fr; }
}