/* ==========================================================================
   Atlas Language Hub · theme layer
   Loaded last (after app.css, module CSS and ux.css).
   Colours come only from the tokens defined at the top of app.css:
   --red-*, --yellow-*, --ink-*  (+ #fff). No other colour should be added.
   ========================================================================== */
:root {
    --sidebar-w: 240px;
}

/* ── 1. Base ───────────────────────────────────────────────────── */
body {
    background: var(--ink-50);
    color: var(--ink-800);
}

a {
    color: var(--red-700);
}

:focus-visible {
    outline-color: var(--red-600);
}

input[type=checkbox],
input[type=radio] {
    accent-color: var(--red-600);
}

/* ── 2. Navigation · sidebar & mobile bar ──────────────────────── */
.sidebar {
    padding-top: 17px;
    background: #fff;
    border-right: 1px solid var(--ink-150);
}

.sidebar-brand {
    text-align: center;
    padding: 0 8px 17px;
    margin-bottom: 14px;
}

.atlas-brand-logo {
    display: block;
    width: 108px;
    height: 108px;
    object-fit: contain;
    margin: -4px auto 2px;
}

.sidebar-brand .name {
    font-size: 15px;
    letter-spacing: -.35px;
    color: var(--ink-800);
}

.sidebar-brand .sub {
    font-size: 10px;
    letter-spacing: 0;
    color: var(--ink-500);
    text-transform: none;
    margin-top: 3px;
}

.sidebar-brand .sub strong {
    font-size: 10px;
    font-weight: 600;
}

.sidebar-nav a {
    color: var(--ink-600);
}

.sidebar-nav a:hover {
    background: var(--red-50);
    color: var(--red-700);
}

.sidebar-nav a.active {
    background: var(--red-50);
    color: var(--red-700);
    box-shadow: inset 3px 0 var(--red-600);
}

.sidebar-nav a.active .nav-icon {
    color: var(--red-600);
}

.sidebar-nav {
    gap: 3px;
}

.sidebar-nav a {
    min-height: 40px;
}

.mobile-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-800);
    font-size: 13px;
}

.mobile-brand img {
    width: 43px;
    height: 43px;
    object-fit: contain;
}

.mobile-brand span {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.mobile-brand small {
    font-size: 9px;
    font-weight: 400;
    color: var(--ink-500);
}

/* ── 3. Buttons & headings ─────────────────────────────────────── */
.btn,
.rp-btn {
    background: var(--red-600);
    border-color: var(--red-600);
    color: #fff;
}

.btn:hover,
.rp-btn:hover {
    background: var(--red-700);
    color: #fff;
}

.btn-secondary,
.rp-btn.secondary {
    background: #fff;
    border: 1px solid var(--ink-200);
    color: var(--ink-700);
}

.btn-secondary:hover,
.rp-btn.secondary:hover {
    background: var(--red-50);
    border-color: var(--red-300);
    color: var(--red-800);
}

.page-header h1,
.card h2 {
    color: var(--ink-800);
}

.page-header p,
.ad-muted {
    color: var(--ink-500);
}

/* ── 4. Login ──────────────────────────────────────────────────── */
.login-page {
    background: radial-gradient(ellipse at 15% 12%,var(--yellow-100) 0,transparent 43%),radial-gradient(ellipse at 90% 92%,var(--red-100) 0,transparent 44%),var(--ink-50);
}

.login-card {
    border: 1px solid var(--ink-150);
    border-top: 4px solid var(--red-600);
    box-shadow: 0 20px 65px #3420270c;
    padding-top: 23px;
}

.atlas-login-logo {
    width: 130px;
    height: 130px;
    object-fit: contain;
    display: block;
    margin: 0 auto 12px;
}

.login-card h1 {
    font-style: normal;
    font-size: 24px;
    font-weight: 720;
    text-align: center;
    letter-spacing: -.7px;
    color: var(--ink-800);
}

.login-card>p {
    text-align: center;
    font-size: 12px;
    color: var(--ink-500);
}

.login-card>p small {
    font-size: 10px;
}

/* ── 5. Dashboard ──────────────────────────────────────────────── */
.dashboard-hero {
    background: #fff;
    border: 1px solid var(--ink-150);
    border-left: 4px solid var(--red-600);
    color: var(--ink-800);
}

.dashboard-hero h1 {
    color: var(--ink-800);
}

.dashboard-hero p,
.dashboard-eyebrow {
    color: var(--ink-500);
}

.dashboard-hero .btn {
    background: var(--red-600);
    border-color: var(--red-600);
    color: white;
}

.dashboard-hero .btn-secondary {
    background: var(--yellow-50);
    border-color: var(--yellow-200);
    color: var(--yellow-700);
}

.dashboard-kpi-card {
    border-color: var(--ink-150);
}

.dashboard-kpi-card:first-child {
    border-top: 3px solid var(--yellow-400);
}

/* ── 6. Payments, notices & badges ─────────────────────────────── */
.ux-payment-stat.is-collected {
    background: var(--yellow-50);
    border-color: var(--yellow-200);
}

.ux-payment-stat.is-collected strong {
    color: var(--yellow-900);
}

.ux-payment-stat.is-outstanding strong {
    color: var(--red-700);
}

.ux-segments {
    background: var(--ink-100);
}

.ux-segments button[aria-pressed=true] {
    background: #fff;
    color: var(--red-700);
}

.ux-notice {
    background: var(--yellow-50);
    border-color: var(--yellow-200);
    color: var(--yellow-700);
}

.badge-teal {
    background: var(--yellow-100);
    color: var(--yellow-700);
}

.badge-coral {
    background: var(--red-50);
    color: var(--red-700);
}

.badge-slate {
    background: var(--ink-100);
    color: var(--ink-500);
}

.badge-amber {
    background: var(--yellow-100);
    color: var(--yellow-700);
}

.ux-payments-help {
    background: var(--yellow-50);
}

/* ── 7. Rémunérations ──────────────────────────────────────────── */
.rp {
    --rp-ink: var(--ink-800);
    --rp-muted: var(--ink-500);
    --rp-line: var(--ink-150);
    --rp-tint: var(--red-50);
}

.rp-stats>div:last-child {
    background: var(--yellow-50);
    border-color: var(--yellow-200);
}

.rp-session {
    background: var(--red-50);
    border-left-color: var(--red-600);
    color: var(--red-800);
}

.rp-session.future {
    background: var(--ink-50);
    border-color: var(--ink-300);
    color: var(--ink-500);
}

.rp-session.off {
    background: var(--ink-100);
    border-color: var(--ink-300);
    color: var(--ink-500);
}

.rp-tabs a.active {
    background: var(--red-600);
    color: #fff;
}

.rp-day.today {
    border-color: var(--red-600);
    box-shadow: 0 0 0 1px var(--red-600);
}

/* ── 8. Départs & analyse ───────────────────────────────────── */
.ad-eyebrow {
    display: block;
    color: var(--red-700);
    font-size: 10px;
    font-weight: 750;
    letter-spacing: .13em;
    margin-bottom: 9px;
}

.ad-tabs {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--ink-150);
    margin: 0 0 24px;
    padding-bottom: 8px;
}

.ad-tabs a {
    padding: 10px 16px;
    border-radius: 8px;
    color: var(--ink-500);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

.ad-tabs a.active {
    background: #fff;
    color: var(--red-700);
    box-shadow: 0 1px 6px #301b2410;
}

.ad-tabs a span {
    display: inline-block;
    min-width: 20px;
    text-align: center;
    padding: 1px 5px;
    border-radius: 6px;
    background: var(--yellow-100);
    color: var(--yellow-700);
    margin-left: 5px;
    font-size: 10px;
}

.ad-notice {
    padding: 15px 18px;
    background: var(--yellow-50);
    border: 1px solid var(--yellow-200);
    border-radius: 11px;
    font-size: 12px;
    color: var(--yellow-700);
    line-height: 1.65;
    margin-bottom: 22px;
}

.ad-notice strong {
    margin-right: 5px;
}

.ad-leave-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: var(--red-50);
    color: var(--red-700)!important;
    border: 1px solid var(--red-200);
    border-radius: 7px;
    padding: 7px 10px;
    font-size: 11px;
    font-weight: 650;
    text-decoration: none;
    white-space: nowrap;
    min-height: 34px;
}

.ad-leave-link:hover {
    background: var(--red-100);
    border-color: var(--red-300);
}

.student-actions {
    flex-wrap: wrap;
}

.student-group-tags {
    max-width: 300px;
}

.ad-muted {
    font-size: 12px;
    line-height: 1.7;
    margin: 6px 0 14px;
}

.ad-form-layout {
    display: grid;
    grid-template-columns: minmax(0,1.7fr) minmax(250px,1fr);
    gap: 22px;
    align-items: start;
}

.ad-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.ad-form h2 {
    font-size: 16px;
    margin: 0;
}

.ad-form .ad-muted {
    margin: -10px 0 0;
}

.ad-form label:not(.ad-period):not(.ad-check),
.ad-filter label,
.ad-correction label {
    display: flex;
    flex-direction: column;
    gap: 7px;
    font-size: 12px;
    font-weight: 600;
    color: var(--ink-600);
}

.ad-form small {
    font-size: 11px;
    font-weight: 400;
    color: var(--ink-400);
    line-height: 1.6;
}

.ad-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.ad-period-list {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.ad-period {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    border: 1px solid var(--ink-150);
    border-radius: 11px;
    padding: 14px;
    cursor: pointer;
}

.ad-period:has(input:checked) {
    background: var(--red-50);
    border-color: var(--red-300);
}

.ad-period>input {
    margin-top: 3px;
}

.ad-period span {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.ad-period strong {
    font-size: 13px;
}

.ad-impact {
    border-left: 3px solid var(--yellow-400);
    background: var(--yellow-50);
    padding: 18px;
    border-radius: 9px;
}

.ad-impact>span {
    font-size: 9px;
    letter-spacing: .12em;
    color: var(--yellow-700);
    font-weight: 750;
}

.ad-impact strong {
    display: block;
    font-size: 24px;
    letter-spacing: -.5px;
    margin: 5px 0;
    color: var(--yellow-900);
    text-transform: capitalize;
}

.ad-impact p {
    font-size: 12px;
    color: var(--yellow-700);
}

.ad-check {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: var(--ink-500);
    line-height: 1.6;
    align-items: flex-start;
}

.ad-check input {
    margin-top: 3px;
}

.ad-form>.btn {
    align-self: flex-start;
}

.ad-side .card {
    margin-bottom: 18px;
}

.ad-side h2 {
    margin-top: 6px;
}

.ad-timeline {
    border-left: 2px solid var(--yellow-400);
    padding-left: 18px;
    margin: 20px 0 5px;
}

.ad-timeline p {
    margin-bottom: 20px;
}

.ad-timeline b {
    display: block;
    font-size: 12px;
    color: var(--ink-700);
}

.ad-timeline span {
    display: block;
    font-size: 12px;
    color: var(--ink-400);
    margin-top: 6px;
    line-height: 1.6;
}

.ad-card-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.ad-card-title>span,
.ad-card-title>a:not(.btn) {
    font-size: 11px;
    color: var(--ink-400);
}

.ad-card-title h2 {
    margin: 0;
}

.ad-filter-grid {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 16px;
}

.ad-filter label {
    min-width: 0;
}

.ad-filter input,
.ad-filter select {
    width: 100%;
}

.ad-filter-submit {
    display: flex;
    align-items: flex-end;
}

.ad-kpis {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 16px;
    margin-bottom: 22px;
}

.ad-kpi {
    background: #fff;
    border: 1px solid var(--ink-150);
    border-radius: 14px;
    padding: 22px 20px;
    min-width: 0;
}

.ad-kpi>span {
    display: block;
    font-size: 11px;
    color: var(--ink-500);
    font-weight: 600;
}

.ad-kpi>strong {
    display: block;
    font-size: 34px;
    letter-spacing: -1px;
    line-height: 1.3;
    color: var(--ink-800);
    margin: 12px 0;
}

.ad-kpi strong em {
    font-size: 13px;
    letter-spacing: 0;
    font-style: normal;
    margin-left: 5px;
    font-weight: 500;
}

.ad-kpi>small {
    font-size: 10px;
    color: var(--ink-400);
    line-height: 1.6;
    display: block;
}

.ad-kpi-yellow {
    background: var(--yellow-50);
    border-color: var(--yellow-200);
}

.ad-chart-grid {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 22px;
    margin-bottom: 22px;
}

.ad-chart-grid>.card {
    margin: 0;
    min-width: 0;
}

.ad-breakdown {
    max-height: 420px;
    overflow: auto;
}

.ad-bar-row {
    margin-bottom: 19px;
}

.ad-bar-row>div:first-child {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    font-size: 12px;
    margin-bottom: 8px;
}

.ad-bar-row strong {
    white-space: nowrap;
    font-size: 11px;
    font-weight: 600;
    color: var(--ink-600);
}

.ad-bar-row small {
    margin-left: 10px;
    color: var(--ink-400);
    font-size: 10px;
    display: inline-block;
    width: 45px;
    text-align: right;
}

.ad-track {
    height: 6px;
    background: var(--ink-100);
    border-radius: 6px;
    overflow: hidden;
}

.ad-track>span {
    display: block;
    height: 100%;
    background: var(--red-600);
    border-radius: 6px;
}

.ad-trend {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    align-items: flex-end;
    min-height: 200px;
    padding: 10px 0 0;
}

.ad-trend-col {
    flex: 1 0 32px;
    text-align: center;
    min-width: 32px;
}

.ad-trend-col>strong {
    font-size: 11px;
    font-weight: 600;
    color: var(--ink-600);
}

.ad-trend-track {
    height: 132px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    margin: 9px 0;
    background: var(--ink-50);
    border-radius: 5px;
}

.ad-trend-track>span {
    width: 60%;
    background: var(--red-600);
    border-radius: 5px 5px 0 0;
    min-height: 2px;
}

.ad-trend-col>small {
    font-size: 9px;
    color: var(--ink-400);
    white-space: nowrap;
}

.ad-reason {
    display: flex;
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid var(--ink-100);
    padding: 12px 0;
    font-size: 12px;
}

.ad-reason span {
    flex: 1;
}

.ad-reason strong {
    background: var(--yellow-100);
    color: var(--yellow-700);
    padding: 3px 8px;
    border-radius: 5px;
    font-size: 11px;
}

.ad-reason small {
    width: 35px;
    text-align: right;
    color: var(--ink-400);
    font-size: 10px;
}

.ad-empty {
    text-align: center;
    padding: 28px 15px;
    color: var(--ink-400);
    font-size: 13px;
}

.ad-empty h2 {
    margin-bottom: 10px;
}

.ad-empty .btn {
    margin-top: 18px;
}

.ad-method {
    font-size: 12px;
    color: var(--ink-400);
    line-height: 1.8;
}

.ad-method summary {
    cursor: pointer;
    color: var(--ink-600);
    font-weight: 600;
}

.ad-method p {
    margin-top: 14px;
}

.ad-correction {
    min-width: 170px;
    max-width: 260px;
    font-size: 11px;
}

.ad-correction summary {
    cursor: pointer;
    color: var(--ink-400);
}

.ad-correction p {
    margin: 10px 0;
    color: var(--ink-500);
}

.ad-correction form {
    display: grid;
    gap: 8px;
}

.ad-correction input {
    min-width: 150px;
}

.ad-correction .btn {
    width: auto;
}

@media(min-width:1100px) {
    .main-content {
        padding: 32px 30px 45px;
    }
}

@media(max-width:1100px) {
    .ad-kpis {
        grid-template-columns: repeat(2,minmax(0,1fr));
    }
    .ad-filter-grid {
        grid-template-columns: repeat(3,minmax(0,1fr));
    }
}

@media(max-width:800px) {
    .ad-form-layout {
        grid-template-columns: 1fr;
    }
    .ad-chart-grid {
        grid-template-columns: 1fr;
    }
    .ad-filter-grid {
        grid-template-columns: repeat(2,minmax(0,1fr));
    }
    .ad-side {
        display: grid;
        gap: 15px;
    }
    .ad-tabs a {
        padding: 9px 10px;
        font-size: 12px;
    }
    .ad-card-title>span {
        font-size: 10px;
    }
    .ad-kpi {
        padding: 17px;
    }
    .ad-kpi>strong {
        font-size: 28px;
    }
}

@media(max-width:480px) {
    .ad-fields {
        grid-template-columns: 1fr;
    }
    .ad-kpis {
        gap: 10px;
    }
    .ad-kpi>span {
        font-size: 10px;
    }
    .ad-kpi>strong {
        font-size: 26px;
    }
    .ad-filter-grid {
        gap: 12px;
    }
    .ad-filter label {
        font-size: 11px;
    }
    .ad-filter-submit {
        grid-column: 1/-1;
    }
    .ad-filter-submit .btn {
        width: 100%;
    }
    .ad-form>.btn {
        width: 100%;
    }
    .ad-form-layout>.card,
    .ad-filter {
        padding: 17px;
    }
    .ad-trend {
        gap: 8px;
    }
}


/* ── 9. Tablet sidebar (icons only) ─────────────────────────── */
/* The old EduManager "E" monogram is replaced by a small Atlas logo. */
@media (min-width: 681px) and (max-width: 1040px) {
    .sidebar-brand::before {
        content: none;
    }

    .atlas-brand-logo {
        width: 48px;
        height: 48px;
        margin: 0 auto;
    }
}

/* ── 10. Status colours (paid / partial / due) ─────────────── */
/* Paid = ink, partial = yellow, due = red: readable without any green. */
.alert-success {
    background: var(--yellow-50);
    border-left-color: var(--yellow-400);
    color: var(--yellow-900);
}

.alert-error {
    background: var(--red-50);
    border-left-color: var(--red-600);
    color: var(--red-800);
}

/* ── 11. Destructive buttons (delete) ───────────────────────── */
.btn.btn-danger {
    background: #fff;
    border: 1px solid var(--red-200);
    color: var(--red-700);
}

.btn.btn-danger:hover {
    background: var(--red-600);
    border-color: var(--red-600);
    color: #fff;
}

.charges-color-hint {
    display: block;
    margin-top: 6px;
    font-size: 11px;
    color: var(--ink-500);
}

/* ── 12. « À vérifier » & départ : contexte de paiement ────── */
.ad-review-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.8fr) minmax(220px, 1fr);
    gap: 28px;
    align-items: start;
}

.ad-review-intro h2 {
    margin: 0 0 10px;
}

.ad-review-intro p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--ink-600);
}

.ad-steps {
    margin: 14px 0 0 18px;
    font-size: 13px;
    line-height: 1.8;
    color: var(--ink-700);
}

.ad-review-sum {
    background: var(--red-50);
    border: 1px solid var(--red-100);
    border-left: 4px solid var(--red-600);
    border-radius: 12px;
    padding: 20px;
}

.ad-review-sum > span {
    display: block;
    font-size: 11px;
    font-weight: 650;
    color: var(--red-800);
}

.ad-review-sum > strong {
    display: block;
    font-size: 32px;
    letter-spacing: -1px;
    color: var(--red-700);
    margin: 8px 0;
}

.ad-review-sum em {
    font-size: 13px;
    font-style: normal;
    margin-left: 5px;
}

.ad-review-sum small {
    font-size: 11px;
    line-height: 1.6;
    color: var(--ink-600);
}

.ad-review-table td {
    vertical-align: top;
}

.ad-row-money td:first-child {
    box-shadow: inset 3px 0 var(--red-600);
}

.ad-due {
    color: var(--red-700);
}

.ad-ok {
    font-size: 12px;
    color: var(--ink-500);
}

.ad-paid-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}

.ad-use-date {
    border: 1px solid var(--yellow-200);
    background: var(--yellow-50);
    color: var(--yellow-900);
    border-radius: 6px;
    padding: 3px 8px;
    font: inherit;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
}

.ad-use-date:hover {
    background: var(--yellow-100);
    border-color: var(--yellow-400);
}

@media (max-width: 800px) {
    .ad-review-intro {
        grid-template-columns: 1fr;
    }
}