/* ---------------------------------------------------------------------------
   Wantii - feuille de style unique.
   Les classes décrivent le rôle des composants, jamais leur position à l'écran,
   afin que la mise en page puisse évoluer sans renommage (ARCHITECTURE §12-13).
   --------------------------------------------------------------------------- */

:root {
    --couleur-fond: #f4f5f7;
    --couleur-surface: #ffffff;
    --couleur-bordure: #d9dce1;
    --couleur-texte: #1f2429;
    --couleur-texte-discret: #626b75;
    --couleur-primaire: #2d6cdf;
    --couleur-primaire-sombre: #1f52ad;
    --couleur-succes: #1f7a45;
    --couleur-alerte: #b4690e;
    --couleur-danger: #b3261e;
    --couleur-fond-navigation: #1f2733;

    --rayon: 6px;
    --espacement: 16px;
    --largeur-navigation: 240px;
    --ombre-carte: 0 1px 2px rgba(15, 20, 30, .08), 0 2px 8px rgba(15, 20, 30, .04);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    color: var(--couleur-texte);
    background-color: var(--couleur-fond);
}

a {
    color: var(--couleur-primaire);
}

h1, h2, h3 {
    margin: 0 0 12px;
    line-height: 1.25;
}

code {
    background: #eef0f3;
    padding: 1px 4px;
    border-radius: 3px;
}

/* --- Accessibilité --------------------------------------------------------- */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-to-content {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 100;
    padding: 8px 16px;
    background: var(--couleur-surface);
}

.skip-to-content:focus {
    left: 8px;
    top: 8px;
}

:focus-visible {
    outline: 3px solid var(--couleur-primaire);
    outline-offset: 2px;
}

/* --- Structure générale ---------------------------------------------------- */

.application-shell {
    min-height: 100vh;
}

.application-header {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 10px var(--espacement);
    background: var(--couleur-fond-navigation);
    color: #fff;
}

.application-header__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.navigation-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font: inherit;
    color: #fff;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: var(--rayon);
    cursor: pointer;
}

.navigation-toggle__bar,
.navigation-toggle__bar::before,
.navigation-toggle__bar::after {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
    position: relative;
}

.navigation-toggle__bar::before,
.navigation-toggle__bar::after {
    content: "";
    position: absolute;
}

.navigation-toggle__bar::before { top: -6px; }
.navigation-toggle__bar::after { top: 6px; }

.main-navigation {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--largeur-navigation);
    padding: 20px 14px;
    background: var(--couleur-fond-navigation);
    color: #e7eaee;
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
}

.main-navigation__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .04em;
    color: #fff;
    text-decoration: none;
}

.main-navigation__logo,
.application-header__logo {
    display: block;
    flex: none;
}

.main-navigation__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.navigation-link {
    display: block;
    padding: 9px 12px;
    border-radius: var(--rayon);
    color: #cfd5dd;
    text-decoration: none;
}

.navigation-link:hover {
    background: rgba(255, 255, 255, .08);
    color: #fff;
}

.navigation-link--current {
    background: var(--couleur-primaire);
    color: #fff;
    font-weight: 600;
}

.navigation-link--emphasis {
    border: 1px dashed rgba(255, 255, 255, .35);
}

/* --- Panneau de compte (bas du menu) --------------------------------------- */

.account-menu {
    position: relative;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, .15);
}

.account-menu__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    width: 100%;
    padding: 9px 12px;
    font: inherit;
    text-align: left;
    color: #cfd5dd;
    background: rgba(255, 255, 255, .06);
    border: 1px solid transparent;
    border-radius: var(--rayon);
    cursor: pointer;
}

.account-menu__trigger:hover {
    background: rgba(255, 255, 255, .12);
    color: #fff;
}

.account-menu--current .account-menu__trigger {
    border-color: var(--couleur-primaire);
}

.account-menu__identity {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.account-menu__name {
    font-weight: 600;
    color: #fff;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.account-menu__role {
    font-size: 12px;
    color: #a7b0bc;
}

.account-menu__icon {
    flex: none;
    transition: transform .15s ease;
}

.account-menu__trigger[aria-expanded="true"] .account-menu__icon {
    transform: rotate(60deg);
}

.account-menu__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: 8px 0 0;
    padding: 0;
}

/* Sans JavaScript, la liste reste visible sous le bouton. Le script ajoute la
   classe ci-dessous pour la transformer en menu déroulant. */
.account-menu--collapsible .account-menu__list {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 0;
    right: 0;
    margin: 0;
    padding: 6px;
    background: #2b3541;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: var(--rayon);
    box-shadow: 0 8px 24px rgba(10, 14, 20, .4);
    z-index: 30;
}

.account-menu--collapsible.account-menu--open .account-menu__list {
    display: flex;
}

.account-menu__link {
    display: block;
    width: 100%;
    padding: 8px 10px;
    font: inherit;
    font-size: 14px;
    text-align: left;
    color: #cfd5dd;
    text-decoration: none;
    background: transparent;
    border: 0;
    border-radius: 4px;
    cursor: pointer;
}

.account-menu__link:hover {
    background: rgba(255, 255, 255, .1);
    color: #fff;
}

.account-menu__link--current {
    background: var(--couleur-primaire);
    color: #fff;
    font-weight: 600;
}

.account-menu__link--signout {
    color: #f0b4b0;
}

.application-content {
    margin-left: var(--largeur-navigation);
    padding: 24px;
    max-width: 1500px;
}

.centered-shell {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.centered-panel {
    width: min(420px, 100%);
}

/* --- Titres de page -------------------------------------------------------- */

.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 20px;
}

.page-header__title {
    margin: 0;
    font-size: 24px;
}

.page-header__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 8px 0 0;
    font-size: 13px;
    color: var(--couleur-texte-discret);
}

.page-header__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.section-navigation {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

/* --- Onglets --------------------------------------------------------------- */

.tab-navigation {
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    margin-bottom: 18px;
    border-bottom: 2px solid var(--couleur-bordure);
}

.tab-navigation__link {
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--couleur-texte-discret);
    text-decoration: none;
    border: 1px solid transparent;
    border-bottom: 0;
    border-radius: var(--rayon) var(--rayon) 0 0;
    /* Compense la bordure du conteneur pour que l'onglet actif s'y raccorde. */
    margin-bottom: -2px;
}

.tab-navigation__link:hover {
    color: var(--couleur-texte);
    background: #eceef1;
}

.tab-navigation__link--current {
    color: var(--couleur-primaire-sombre);
    background: var(--couleur-surface);
    border-color: var(--couleur-bordure);
    border-bottom: 2px solid var(--couleur-surface);
}

.subsection-title {
    margin: 22px 0 4px;
    font-size: 15px;
}

.subsection-title:first-of-type {
    margin-top: 0;
}

.custom-field-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.custom-field-list__item {
    padding: 10px 0;
    border-top: 1px solid var(--couleur-bordure);
}

.section-title {
    font-size: 17px;
    margin: 0 0 12px;
}

.section-hint,
.field-hint {
    margin: 4px 0 12px;
    font-size: 13px;
    color: var(--couleur-texte-discret);
}

/* --- Boutons --------------------------------------------------------------- */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    font: inherit;
    font-size: 14px;
    line-height: 1.2;
    text-decoration: none;
    border-radius: var(--rayon);
    border: 1px solid var(--couleur-bordure);
    background: var(--couleur-surface);
    color: var(--couleur-texte);
    cursor: pointer;
}

.button:hover {
    border-color: #b9bfc7;
}

.button--primary {
    background: var(--couleur-primaire);
    border-color: var(--couleur-primaire);
    color: #fff;
    font-weight: 600;
}

.button--primary:hover {
    background: var(--couleur-primaire-sombre);
    border-color: var(--couleur-primaire-sombre);
}

.button--secondary {
    background: #eaf0fc;
    border-color: #c3d4f5;
    color: var(--couleur-primaire-sombre);
    font-weight: 600;
}

.button--discreet {
    background: transparent;
    font-size: 13px;
    padding: 6px 10px;
}

.button--danger {
    background: var(--couleur-danger);
    border-color: var(--couleur-danger);
    color: #fff;
}

.button--danger-discreet {
    background: transparent;
    border-color: transparent;
    color: var(--couleur-danger);
    font-size: 13px;
    padding: 6px 10px;
}

.button--quick-action {
    font-size: 13px;
    padding: 6px 10px;
    white-space: nowrap;
}

.button--full-width {
    width: 100%;
}

.button[disabled] {
    opacity: .55;
    cursor: progress;
}

/* --- Messages -------------------------------------------------------------- */

.flash-messages {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.flash-message {
    margin: 0;
    padding: 10px 14px;
    border-radius: var(--rayon);
    border-left: 4px solid;
}

.flash-message--success {
    background: #e8f5ed;
    border-color: var(--couleur-succes);
    color: #14532b;
}

.flash-message--error {
    background: #fdecea;
    border-color: var(--couleur-danger);
    color: #7f1d18;
}

.notice {
    padding: 10px 14px;
    border-radius: var(--rayon);
    margin: 0 0 16px;
}

.notice--warning {
    background: #fdf3e3;
    border-left: 4px solid var(--couleur-alerte);
    color: #6f4405;
}

.form-error {
    margin: 0 0 16px;
    padding: 10px 14px;
    background: #fdecea;
    border-left: 4px solid var(--couleur-danger);
    border-radius: var(--rayon);
    color: #7f1d18;
}

.field-error {
    margin: 4px 0 0;
    font-size: 13px;
    color: var(--couleur-danger);
}

.empty-state {
    margin: 0;
    padding: 16px;
    background: var(--couleur-surface);
    border: 1px dashed var(--couleur-bordure);
    border-radius: var(--rayon);
    color: var(--couleur-texte-discret);
}

.result-count {
    color: var(--couleur-texte-discret);
    font-size: 14px;
}

/* --- Formulaires ----------------------------------------------------------- */

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

.form-grid--compact {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.form-grid--filters {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-field--wide {
    grid-column: span 2;
}

.form-field--checkbox {
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.form-field--highlight {
    padding: 10px;
    border: 1px solid #f0d9a8;
    background: #fffaf0;
    border-radius: var(--rayon);
}

.form-field__label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

label {
    font-size: 13px;
    font-weight: 600;
    color: #3b444e;
}

.form-field--checkbox label {
    font-weight: 400;
}

input[type="text"],
input[type="search"],
input[type="password"],
input[type="email"],
input[type="url"],
input[type="date"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 8px 10px;
    font: inherit;
    font-size: 14px;
    color: var(--couleur-texte);
    background: var(--couleur-surface);
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
}

textarea {
    resize: vertical;
    min-height: 70px;
}

.required-marker {
    color: var(--couleur-danger);
}

.form-fieldset {
    margin: 16px 0 0;
    padding: 12px 14px;
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
}

.form-fieldset legend {
    padding: 0 6px;
    font-size: 13px;
    font-weight: 600;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 18px;
}

.form-actions--sticky {
    position: sticky;
    bottom: 0;
    padding: 12px 0;
    background: linear-gradient(to top, var(--couleur-fond) 70%, rgba(244, 245, 247, 0));
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 10px;
    margin-bottom: 12px;
}

.inline-form--dense .form-field {
    min-width: 150px;
    flex: 1 1 150px;
}

/* --- Panneaux et cartes ---------------------------------------------------- */

.listing-form__section,
.listing-section,
.filter-panel,
.price-search-panel,
.configuration-card,
.sign-in-panel,
.error-panel {
    background: var(--couleur-surface);
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    box-shadow: var(--ombre-carte);
    padding: 18px;
    margin-bottom: 18px;
}

.configuration-card__header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 10px;
}

.configuration-card__details {
    margin-top: 12px;
    border-top: 1px solid var(--couleur-bordure);
    padding-top: 12px;
}

.configuration-card__details summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
}

.configuration-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 0;
    border-top: 1px solid var(--couleur-bordure);
}

.configuration-row--stacked {
    flex-direction: column;
    align-items: stretch;
}

.configuration-row__identity {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 6px;
    width: 100%;
}

.filter-panel__footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 14px;
}

.filter-panel__actions {
    display: flex;
    gap: 8px;
}

/* --- Tableaux -------------------------------------------------------------- */

.listing-table-section {
    background: var(--couleur-surface);
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    box-shadow: var(--ombre-carte);
    padding: 16px;
    margin-bottom: 18px;
}

.listing-table-section__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 17px;
}

.listing-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 22px;
    padding: 0 7px;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    background: var(--couleur-texte-discret);
    border-radius: 11px;
}

.table-scroller {
    overflow-x: auto;
}

.listing-table,
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.listing-table th,
.listing-table td,
.data-table th,
.data-table td {
    padding: 9px 10px;
    text-align: left;
    border-bottom: 1px solid var(--couleur-bordure);
    vertical-align: middle;
}

.listing-table thead th,
.data-table thead th {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--couleur-texte-discret);
    border-bottom-width: 2px;
    white-space: nowrap;
}

.data-table--compact td {
    padding: 6px 8px;
}

.listing-row {
    cursor: pointer;
}

.listing-row:hover {
    background: #f7f9fc;
}

.listing-row__name a {
    font-weight: 600;
    text-decoration: none;
}

.listing-row__name a:hover {
    text-decoration: underline;
}

.listing-row__action {
    text-align: right;
    white-space: nowrap;
}

.listing-row__thumbnail img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    display: block;
}

.thumbnail-placeholder {
    display: block;
    width: 48px;
    height: 48px;
    border-radius: 4px;
    background: repeating-linear-gradient(45deg, #edeff2, #edeff2 6px, #e3e6ea 6px, #e3e6ea 12px);
}

.listing-row--deleted {
    opacity: .6;
}

.listing-row--focused {
    box-shadow: inset 3px 0 0 var(--couleur-primaire);
    background: #eef4ff;
}

.floor-price {
    font-weight: 600;
    color: var(--couleur-alerte);
}

.photo-counter {
    display: block;
    font-size: 12px;
    color: var(--couleur-texte-discret);
}

.quick-action__placeholder {
    color: var(--couleur-texte-discret);
}

/* Alertes d'obsolescence : la couleur double une information textuelle
   (nombre de jours), elle n'est jamais le seul indice. */
.freshness--warning {
    background: #fff8ec;
}

.freshness--critical {
    background: #fdeeed;
}

.freshness-hint {
    font-size: 12px;
    color: var(--couleur-alerte);
    white-space: nowrap;
}

.freshness--critical .freshness-hint {
    color: var(--couleur-danger);
}

/* --- Badges ---------------------------------------------------------------- */

.status-badge,
.readiness-badge,
.meta-chip {
    display: inline-block;
    padding: 3px 9px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 11px;
    white-space: nowrap;
}

.status-badge--draft { background: #eceef1; color: #434b55; }
.status-badge--online { background: #e4f0fd; color: #14498f; }
.status-badge--to_prepare { background: #fdefd8; color: #8a5200; }
.status-badge--shipped { background: #e7f1fb; color: #2c5b8f; }
.status-badge--sold { background: #e5f4ea; color: #16603a; }
.status-badge--paused { background: #f1e9f7; color: #5c3d7a; }

.readiness-badge--done { background: #e5f4ea; color: #16603a; }
.readiness-badge--todo { background: #fdefd8; color: #8a5200; }

.meta-chip {
    background: #eef0f3;
    color: var(--couleur-texte-discret);
    font-weight: 500;
}

.meta-chip--danger {
    background: #fdecea;
    color: var(--couleur-danger);
}

/* --- Panneau de négociation ------------------------------------------------ */

.negotiation-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.negotiation-panel__item {
    background: var(--couleur-surface);
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    padding: 14px;
    box-shadow: var(--ombre-carte);
}

.negotiation-panel__item--floor {
    border-color: #f0d9a8;
    background: #fffaf0;
}

.negotiation-panel__label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--couleur-texte-discret);
}

.negotiation-panel__value {
    display: block;
    margin-top: 4px;
    font-size: 22px;
}

.negotiation-panel__value--small {
    font-size: 14px;
    font-weight: 600;
}

.negotiation-panel__hint {
    font-size: 12px;
    color: var(--couleur-texte-discret);
}

.price-search-panel__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.price-search-panel__list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}

/* --- Photos ---------------------------------------------------------------- */

.photo-dropzone {
    padding: 20px;
    border: 2px dashed var(--couleur-bordure);
    border-radius: var(--rayon);
    text-align: center;
    background: #fafbfc;
}

.photo-dropzone--active {
    border-color: var(--couleur-primaire);
    background: #eef4ff;
}

.photo-dropzone__instruction {
    margin: 0 0 4px;
}

.photo-dropzone__browse {
    color: var(--couleur-primaire);
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

.photo-dropzone__hint {
    margin: 0;
    font-size: 13px;
    color: var(--couleur-texte-discret);
}

.photo-dropzone__status {
    margin: 8px 0 0;
    font-size: 13px;
    min-height: 18px;
}

.photo-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 14px;
    list-style: none;
    margin: 16px 0 0;
    padding: 0;
}

.photo-item {
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    background: var(--couleur-surface);
    overflow: hidden;
}

.photo-item--dragging {
    opacity: .45;
}

.photo-item--drop-target {
    outline: 2px dashed var(--couleur-primaire);
}

.photo-item__figure {
    margin: 0;
}

.photo-item__image {
    display: block;
    width: 100%;
    height: 150px;
    object-fit: cover;
    background: #eef0f3;
    cursor: grab;
}

.photo-item__caption {
    padding: 6px 8px;
    font-size: 12px;
    color: var(--couleur-texte-discret);
}

.photo-item__badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--couleur-primaire);
    color: #fff;
    border-radius: 10px;
    font-weight: 600;
}

.photo-item__actions {
    display: flex;
    justify-content: space-between;
    gap: 4px;
    padding: 4px 6px 8px;
}

.photo-gallery__footer {
    margin-top: 16px;
}

/* --- Import de données ----------------------------------------------------- */

.import-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.import-summary__item {
    padding: 14px;
    background: var(--couleur-surface);
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    box-shadow: var(--ombre-carte);
}

.import-summary__item--primary {
    border-color: var(--couleur-primaire);
    background: #eef4ff;
}

.import-summary__label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--couleur-texte-discret);
}

.import-summary__value {
    display: block;
    margin-top: 4px;
    font-size: 24px;
}

.import-action--skip_existing,
.import-action--error {
    opacity: .65;
}

.numbered-steps {
    margin: 0 0 18px;
    padding-left: 20px;
}

.numbered-steps li,
.feature-list li {
    margin-bottom: 6px;
}

.feature-list {
    margin: 0 0 14px;
    padding-left: 20px;
}

input[type="file"] {
    width: 100%;
    padding: 8px;
    font: inherit;
    font-size: 14px;
    background: var(--couleur-surface);
    border: 1px dashed var(--couleur-bordure);
    border-radius: var(--rayon);
}

/* --- Notifications temporaires --------------------------------------------- */

.toast-region {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 50;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: min(380px, calc(100vw - 36px));
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: #23303f;
    color: #fff;
    border-radius: var(--rayon);
    box-shadow: 0 6px 18px rgba(15, 20, 30, .25);
}

.toast--error {
    background: var(--couleur-danger);
}

.toast__message {
    flex: 1;
    font-size: 14px;
}

.toast__undo {
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .3);
    color: #fff;
    padding: 5px 10px;
    border-radius: var(--rayon);
    font: inherit;
    font-size: 13px;
    cursor: pointer;
}

/* --- Détails et boîtes de dialogue ----------------------------------------- */

.detail-dialog {
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    padding: 20px;
    max-width: min(560px, 92vw);
}

.detail-dialog::backdrop {
    background: rgba(15, 20, 30, .45);
}

.detail-list {
    margin: 0;
}

.detail-list__row {
    display: grid;
    grid-template-columns: minmax(140px, 30%) 1fr;
    gap: 10px;
    padding: 7px 0;
    border-bottom: 1px solid var(--couleur-bordure);
}

.detail-list dt {
    font-weight: 600;
    font-size: 13px;
    color: var(--couleur-texte-discret);
}

.detail-list dd {
    margin: 0;
    word-break: break-word;
}

.detail-dialog__actions {
    margin-top: 16px;
    text-align: right;
}

/* --- Connexion et erreurs -------------------------------------------------- */

.sign-in-panel__title {
    margin: 0;
    font-size: 26px;
}

.sign-in-panel__subtitle {
    margin: 0 0 20px;
    color: var(--couleur-texte-discret);
}

.sign-in-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.error-panel {
    text-align: center;
    padding: 40px 20px;
}

.error-panel__code {
    margin: 0;
    font-size: 46px;
    font-weight: 700;
    color: var(--couleur-texte-discret);
}

.error-panel__title {
    font-size: 20px;
}

.error-panel__details {
    display: inline-block;
    text-align: left;
    color: var(--couleur-danger);
}

.error-panel__technical {
    margin-top: 20px;
    padding: 12px;
    text-align: left;
    background: #23303f;
    color: #e8edf3;
    border-radius: var(--rayon);
    overflow-x: auto;
    font-size: 12px;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin: 18px 0;
}

.pagination__status {
    font-size: 14px;
    color: var(--couleur-texte-discret);
}

/* --- Adaptation mobile et tablette ----------------------------------------- */

@media (max-width: 900px) {
    .application-header {
        display: flex;
    }

    .main-navigation {
        position: static;
        width: auto;
        display: none;
    }

    .main-navigation--open {
        display: flex;
    }

    .application-content {
        margin-left: 0;
        padding: 16px;
    }

    .form-field--wide {
        grid-column: span 1;
    }

    .negotiation-panel__value {
        font-size: 19px;
    }

    .form-actions--sticky {
        position: sticky;
        bottom: 0;
    }
}

@media print {
    .main-navigation,
    .application-header,
    .toast-region,
    .form-actions {
        display: none;
    }

    .application-content {
        margin-left: 0;
    }
}