/*
 * Ma Coopérative Scolaire — socle graphique commun
 *
 * Cette feuille contient les fondations et composants partagés. Elle doit
 * être chargée avant la feuille propre à chaque page : les règles locales
 * restent ainsi prioritaires pendant la migration progressive.
 */

:root {
    color-scheme: light;

    /* Palette officielle. */
    --mcs-blue: #3b82f6;
    --mcs-blue-dark: #2563eb;
    --mcs-blue-soft: #eaf3ff;
    --mcs-green: #10b981;
    --mcs-green-dark: #059669;
    --mcs-green-soft: #e9fbf4;
    --mcs-ink: #142033;
    --mcs-text: #536176;
    --mcs-muted: #7a879a;
    --mcs-line: #dfe7f1;
    --mcs-background: #f5f8fc;
    --mcs-surface: #ffffff;
    --mcs-danger: #dc2626;
    --mcs-danger-dark: #b91c1c;
    --mcs-danger-soft: #fef2f2;
    --mcs-warning: #d97706;
    --mcs-warning-soft: #fff7ed;

    /* Typographie, dimensions et effets communs. */
    --mcs-font-family: Verdana, Arial, sans-serif;
    --mcs-control-height: 42px;
    --mcs-radius-small: 10px;
    --mcs-radius-medium: 14px;
    --mcs-radius-large: 18px;
    --mcs-shadow-soft: 0 8px 24px rgba(27, 61, 107, 0.08);
    --mcs-shadow: 0 18px 46px rgba(27, 61, 107, 0.12);
    --mcs-focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.18);

    /*
     * Valeurs de transition garantissant un rendu identique aux feuilles
     * historiques. Elles seront rapprochées de la palette officielle page
     * par page, après validation visuelle dédiée.
     */
    --mcs-legacy-public-ink: #142239;
    --mcs-legacy-public-text: #526178;
    --mcs-legacy-public-line: #dce5f0;
    --mcs-legacy-public-danger-soft: #fff1f2;
    --mcs-legacy-signup-green: #12b981;
    --mcs-legacy-landing-blue-dark: #245fbd;
    --mcs-legacy-landing-green-dark: #087c5b;
    --mcs-legacy-landing-green-soft: #e8faf4;
    --mcs-legacy-landing-text: #40516a;
    --mcs-legacy-landing-muted: #6b7b90;
    --mcs-legacy-landing-background: #f7f9fc;
    --mcs-legacy-main-background: #f7fafd;
    --mcs-legacy-main-border: #e0e6ed;
    --mcs-legacy-main-text: #374151;
    --mcs-legacy-admin-ink: #152238;
    --mcs-legacy-admin-muted: #64748b;
    --mcs-legacy-admin-background: #f4f7fb;
    --mcs-legacy-admin-blue-soft: #eaf2ff;
    --mcs-legacy-admin-green-soft: #e8faf4;
    --mcs-legacy-legal-blue-dark: #1d4ed8;
    --mcs-legacy-legal-green-dark: #047857;
    --mcs-legacy-legal-ink: #172033;
    --mcs-legacy-legal-muted: #627087;
    --mcs-legacy-legal-line: #dce5f1;
    --mcs-legacy-legal-background: #f4f8fd;
    --mcs-legacy-help-blue: #2563eb;
    --mcs-legacy-help-blue-dark: #1e3a8a;
    --mcs-legacy-help-green: #0f9f78;
    --mcs-legacy-help-ink: #172033;
    --mcs-legacy-help-muted: #5f6f86;
    --mcs-legacy-help-line: #dbe5f1;
    --mcs-legacy-mfa-ink: #18243a;
    --mcs-legacy-mfa-text: #59677b;
    --mcs-legacy-mfa-line: #dce5ef;
    --mcs-legacy-mfa-background: #f4f8fc;
    --mcs-legacy-footer-muted: #64748b;
    --mcs-legacy-footer-background: #f8fafc;

    /*
     * Alias historiques. Ils permettent aux feuilles existantes de migrer
     * variable par variable sans changer leur rendu d'un seul coup.
     */
    --blue: var(--mcs-blue);
    --blue-dark: var(--mcs-blue-dark);
    --blue-deep: var(--mcs-blue-dark);
    --blue-soft: var(--mcs-blue-soft);
    --green: var(--mcs-green);
    --green-dark: var(--mcs-green-dark);
    --green-deep: var(--mcs-green-dark);
    --green-soft: var(--mcs-green-soft);
    --ink: var(--mcs-ink);
    --text: var(--mcs-text);
    --muted: var(--mcs-muted);
    --line: var(--mcs-line);
    --surface: var(--mcs-surface);
    --background: var(--mcs-background);
    --danger: var(--mcs-danger);
    --danger-soft: var(--mcs-danger-soft);
    --shadow: var(--mcs-shadow);

    --main-bg: var(--mcs-legacy-main-background);
    --main-card: var(--mcs-surface);
    --main-border: var(--mcs-legacy-main-border);
    --main-blue: var(--mcs-blue);
    --main-green: var(--mcs-green);
    --main-grey: var(--mcs-legacy-main-text);
    --main-shadow: var(--mcs-shadow-soft);

    --admin-blue: var(--mcs-blue);
    --admin-green: var(--mcs-green);
    --admin-ink: var(--mcs-legacy-admin-ink);
    --admin-muted: var(--mcs-legacy-admin-muted);
    --admin-bg: var(--mcs-legacy-admin-background);
    --admin-border: var(--mcs-line);
    --admin-blue-soft: var(--mcs-legacy-admin-blue-soft);
    --admin-green-soft: var(--mcs-legacy-admin-green-soft);
    --admin-danger: var(--mcs-danger);
    --admin-warning: var(--mcs-warning);
    --admin-radius: var(--mcs-radius-medium);
    --admin-shadow: var(--mcs-shadow-soft);

    --dashboard-ink: var(--mcs-ink);
    --dashboard-muted: var(--mcs-muted);
    --dashboard-soft: var(--mcs-background);
    --dashboard-blue-soft: var(--mcs-blue-soft);
    --dashboard-green-soft: var(--mcs-green-soft);
    --dashboard-orange-soft: var(--mcs-warning-soft);
    --dashboard-danger: var(--mcs-danger);
    --dashboard-radius: var(--mcs-radius-medium);
    --dashboard-shadow: var(--mcs-shadow-soft);
}

/* Fondations opt-in : aucune règle générique ne modifie les pages existantes. */
:where(.mcs-button, .mcs-control, .mcs-link):focus-visible {
    outline: 2px solid var(--mcs-blue);
    outline-offset: 2px;
}

/* Accessibilité. */
:where(.mcs-sr-only) {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.mcs-skip-link {
    position: fixed;
    top: 0.5rem;
    left: 0.5rem;
    z-index: 5000;
    padding: 0.75rem 1rem;
    border-radius: var(--mcs-radius-small);
    background: var(--mcs-ink);
    color: #fff;
    transform: translateY(-160%);
}

.mcs-skip-link:focus {
    transform: translateY(0);
}

/* Mise en page réutilisable. */
.mcs-container {
    width: min(1180px, calc(100% - 2rem));
    margin-inline: auto;
}

.mcs-stack {
    display: flex;
    flex-direction: column;
    gap: var(--mcs-stack-gap, 1rem);
}

.mcs-cluster {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--mcs-cluster-gap, 0.75rem);
}

.mcs-grid {
    display: grid;
    grid-template-columns: repeat(var(--mcs-grid-columns, 2), minmax(0, 1fr));
    gap: var(--mcs-grid-gap, 1rem);
}

/* Titres courts et métadonnées. */
.mcs-eyebrow {
    margin: 0;
    color: var(--mcs-blue-dark);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.mcs-help-text {
    margin: 0.35rem 0 0;
    color: var(--mcs-muted);
    font-size: 0.75rem;
    line-height: 1.5;
}

/* Boutons et liens d'action. */
.mcs-button {
    display: inline-flex;
    min-height: var(--mcs-control-height);
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0;
    padding: 0.65rem 1rem;
    border: 1px solid transparent;
    border-radius: 11px;
    font-size: 0.78rem;
    font-weight: 750;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 150ms ease, border-color 150ms ease,
        color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.mcs-button:hover:not(:disabled, [aria-disabled='true']) {
    transform: translateY(-1px);
}

.mcs-button--primary {
    background: linear-gradient(135deg, var(--mcs-blue), var(--mcs-blue-dark));
    color: #fff;
    box-shadow: 0 7px 16px rgba(59, 130, 246, 0.18);
}

.mcs-button--primary:hover:not(:disabled, [aria-disabled='true']) {
    background: linear-gradient(135deg, var(--mcs-blue), var(--mcs-green));
    box-shadow: 0 9px 20px rgba(37, 99, 235, 0.2);
}

.mcs-button--secondary {
    border-color: var(--mcs-line);
    background: var(--mcs-surface);
    color: var(--mcs-blue-dark);
    box-shadow: none;
}

.mcs-button--secondary:hover:not(:disabled, [aria-disabled='true']) {
    border-color: #bfd0e5;
    background: var(--mcs-blue-soft);
}

.mcs-button--soft {
    border-color: #d9e5f4;
    background: var(--mcs-blue-soft);
    color: var(--mcs-blue-dark);
}

.mcs-button--success {
    background: linear-gradient(135deg, var(--mcs-green), var(--mcs-green-dark));
    color: #fff;
}

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

.mcs-button--danger:hover:not(:disabled, [aria-disabled='true']) {
    border-color: var(--mcs-danger-dark);
    background: var(--mcs-danger-dark);
}

.mcs-button--compact {
    min-height: 36px;
    padding: 0.5rem 0.75rem;
    font-size: 0.72rem;
}

.mcs-button--large {
    min-height: 48px;
    padding: 0.8rem 1.2rem;
}

.mcs-button--icon {
    width: var(--mcs-control-height);
    min-width: var(--mcs-control-height);
    padding: 0;
}

.mcs-button[disabled],
.mcs-button[aria-disabled='true'] {
    opacity: 0.5;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

/* Champs et groupes de formulaire. */
.mcs-field {
    display: grid;
    gap: 0.4rem;
    min-width: 0;
}

.mcs-field > label,
.mcs-label {
    color: #40516a;
    font-size: 0.78rem;
    font-weight: 700;
}

.mcs-control {
    width: 100%;
    min-height: var(--mcs-control-height);
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--mcs-line);
    border-radius: 11px;
    background: var(--mcs-surface);
    color: var(--mcs-ink);
    outline: 0;
    transition: border-color 150ms ease, box-shadow 150ms ease,
        background-color 150ms ease;
}

.mcs-control:focus {
    border-color: var(--mcs-blue);
    box-shadow: var(--mcs-focus-ring);
}

.mcs-control:disabled {
    background: #f1f5f9;
    color: var(--mcs-muted);
    cursor: not-allowed;
}

.mcs-control::placeholder {
    color: #94a3b8;
    opacity: 1;
}

.mcs-field-error {
    margin: 0.35rem 0 0;
    color: var(--mcs-danger);
    font-size: 0.75rem;
    line-height: 1.45;
}

/* Champ de mot de passe avec contrôle de visibilité. */
.password-input-wrapper {
    position: relative;
}

.password-input-wrapper input {
    padding-right: 3.15rem !important;
}

.password-visibility-icon {
    position: absolute;
    top: 50%;
    right: 0.48rem;
    display: grid;
    width: 36px;
    height: 36px;
    padding: 0;
    place-items: center;
    color: var(--mcs-muted);
    background: transparent;
    border: 0;
    border-radius: 9px;
    cursor: pointer;
    transform: translateY(-50%);
    transition: color 150ms ease, background-color 150ms ease;
}

.password-visibility-icon:hover,
.password-visibility-icon:focus-visible {
    color: var(--mcs-blue-dark);
    background: var(--mcs-blue-soft);
}

/* Cartes et panneaux. */
:where(.mcs-card, .mcs-panel) {
    border: 1px solid var(--mcs-line);
    border-radius: var(--mcs-radius-large);
    background: var(--mcs-surface);
    box-shadow: var(--mcs-shadow-soft);
}

:where(.mcs-card__header, .mcs-panel__header) {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
    border-bottom: 1px solid var(--mcs-line);
}

:where(.mcs-card__body, .mcs-panel__body) {
    padding: 1.25rem;
}

:where(.mcs-card__footer, .mcs-panel__footer) {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--mcs-line);
}

.mcs-icon-tile {
    display: grid;
    width: 44px;
    height: 44px;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 12px;
    background: var(--mcs-blue-soft);
    color: var(--mcs-blue);
}

.mcs-icon-tile--success {
    background: var(--mcs-green-soft);
    color: var(--mcs-green-dark);
}

/* Badges et messages d'état. */
.mcs-badge {
    display: inline-flex;
    min-height: 28px;
    align-items: center;
    gap: 0.35rem;
    padding: 0.32rem 0.62rem;
    border-radius: 999px;
    background: var(--mcs-blue-soft);
    color: var(--mcs-blue-dark);
    font-size: 0.68rem;
    font-weight: 750;
}

.mcs-badge--success {
    background: var(--mcs-green-soft);
    color: var(--mcs-green-dark);
}

.mcs-badge--warning {
    background: var(--mcs-warning-soft);
    color: #9a4d06;
}

.mcs-badge--danger {
    background: var(--mcs-danger-soft);
    color: var(--mcs-danger-dark);
}

.mcs-message {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    margin: 0;
    padding: 0.85rem 1rem;
    border: 1px solid #cfe0f7;
    border-radius: var(--mcs-radius-small);
    background: var(--mcs-blue-soft);
    color: #285fba;
    font-size: 0.78rem;
    line-height: 1.5;
}

.mcs-message--success {
    border-color: #b9e1d2;
    background: var(--mcs-green-soft);
    color: var(--mcs-green-dark);
}

.mcs-message--warning {
    border-color: #fed7aa;
    background: var(--mcs-warning-soft);
    color: #9a4d06;
}

.mcs-message--danger {
    border-color: #fecaca;
    background: var(--mcs-danger-soft);
    color: var(--mcs-danger-dark);
}

/* Tableaux principaux. */
.mcs-table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--mcs-line);
    border-radius: var(--mcs-radius-medium);
    background: var(--mcs-surface);
}

.mcs-table {
    width: 100%;
    border-collapse: collapse;
}

.mcs-table th,
.mcs-table td {
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid var(--mcs-line);
    text-align: left;
}

.mcs-table th {
    background: var(--mcs-blue);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 750;
}

.mcs-table tbody tr:nth-child(even) {
    background: #f8fafc;
}

.mcs-table tbody tr:last-child td {
    border-bottom: 0;
}

/* Modales et boîtes de dialogue. */
.mcs-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: grid;
    padding: 1rem;
    overflow-y: auto;
    place-items: center;
}

.mcs-modal[hidden] {
    display: none;
}

.mcs-modal__backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.52);
}

.mcs-modal__dialog {
    position: relative;
    z-index: 1;
    width: min(100%, 780px);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    border: 1px solid var(--mcs-line);
    border-radius: var(--mcs-radius-large);
    background: var(--mcs-surface);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.25);
}

@media (max-width: 700px) {
    .mcs-container {
        width: min(100% - 1.25rem, 1180px);
    }

    .mcs-grid {
        grid-template-columns: 1fr;
    }

    :where(.mcs-card__header, .mcs-panel__header) {
        align-items: flex-start;
    }

    :where(.mcs-card__footer, .mcs-panel__footer) {
        align-items: stretch;
        flex-direction: column;
    }

    :where(.mcs-card__footer, .mcs-panel__footer) > .mcs-button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .mcs-button,
    .mcs-control,
    .mcs-modal,
    .mcs-modal::before,
    .mcs-modal::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}