/* ========================================================
   Nutizia Imparà — Styles de la section apprentissage corse
   ======================================================== */

:root {
    --imp-blue: #1a73e8;
    --imp-blue-dark: #174ea6;
    --imp-blue-light: #e8f0fe;
    --imp-text: #202124;
    --imp-text-secondary: #3c4043;
    --imp-text-muted: #5f6368;
    --imp-text-faint: #9aa0a6;
    --imp-bg: #f8f9fa;
    --imp-card: #ffffff;
    --imp-border: #dadce0;
    --imp-border-light: #e8eaed;
    --imp-success: #1e8e3e;
    --imp-success-bg: #e8f5e9;
    --imp-success-border: #a6d4a6;
    --imp-danger: #d93025;
    --imp-danger-bg: #fce8e6;
    --imp-danger-border: #f5a9a4;
    --imp-amber: #f4b400;
    --imp-amber-dark: #ea8600;
    /* Phases pédagogiques */
    --imp-phase-exposure: #0F6E56;
    --imp-phase-exposure-bg: #E1F5EE;
    --imp-phase-recognition: #185FA5;
    --imp-phase-recognition-bg: #E6F1FB;
    --imp-phase-guided: #534AB7;
    --imp-phase-guided-bg: #EEEDFE;
    --imp-phase-free: #993C1D;
    --imp-phase-free-bg: #FAECE7;
    --imp-phase-recall: #993556;
    --imp-phase-recall-bg: #FBEAF0;
}

/* Dark mode (suit les préférences système comme le reste de Nutizia) */
@media (prefers-color-scheme: dark) {
    :root {
        --imp-blue: #8ab4f8;
        --imp-blue-dark: #aecbfa;
        --imp-blue-light: #1a2233;
        --imp-text: #e8eaed;
        --imp-text-secondary: #bdc1c6;
        --imp-text-muted: #9aa0a6;
        --imp-text-faint: #5f6368;
        --imp-bg: #131314;
        --imp-card: #1f1f1f;
        --imp-border: #3c4043;
        --imp-border-light: #303134;
    }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body.imp-body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--imp-text);
    background: var(--imp-bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== HEADER IMPARÀ ===== */
.imp-header {
    background: var(--imp-card);
    border-bottom: 1px solid var(--imp-border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
}
.imp-header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}
.imp-header-logo-nutizia {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.5px;
    color: var(--imp-text);
}
.imp-header-logo-nutizia span { color: var(--imp-blue); }
.imp-header-divider {
    width: 1px;
    height: 22px;
    background: var(--imp-border);
}
.imp-header-logo-impara {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 500;
    font-size: 20px;
    font-style: italic;
    color: var(--imp-blue);
}
.imp-header-nav {
    display: flex;
    gap: 6px;
    align-items: center;
    font-size: 12px;
}
.imp-header-nav a {
    color: var(--imp-text-muted);
    text-decoration: none;
    padding: 4px 10px;
    border-radius: 12px;
    transition: all 0.15s;
}
.imp-header-nav a:hover {
    background: var(--imp-blue-light);
    color: var(--imp-blue);
}
.imp-header-nav a.active {
    background: var(--imp-blue-light);
    color: var(--imp-blue);
    font-weight: 500;
}
.imp-badge-beta {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--imp-amber-dark);
    background: #fff8e1;
    border: 1px solid #ffd54f;
    padding: 2px 8px;
    border-radius: 10px;
}

/* ===== CONTAINER CENTRAL ===== */
.imp-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}
.imp-container-narrow {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HERO (teaser) ===== */
.imp-hero {
    text-align: center;
    padding: 60px 20px 50px;
    background: linear-gradient(180deg, var(--imp-card) 0%, var(--imp-bg) 100%);
}
.imp-hero-pill {
    display: inline-block;
    background: var(--imp-blue-light);
    color: var(--imp-blue);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.8px;
    padding: 5px 14px;
    border-radius: 14px;
    margin-bottom: 16px;
    text-transform: uppercase;
}
.imp-hero h1 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 56px;
    font-weight: 500;
    color: var(--imp-blue);
    margin: 8px 0 8px;
    letter-spacing: -1.5px;
    font-style: italic;
    line-height: 1;
}
.imp-hero-tagline {
    font-size: 20px;
    color: var(--imp-text-secondary);
    margin: 4px 0 28px;
    font-weight: 500;
}
.imp-hero-desc {
    max-width: 560px;
    margin: 0 auto 32px;
    font-size: 16px;
    color: var(--imp-text-muted);
    line-height: 1.65;
}

/* Stats trio */
.imp-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 520px;
    margin: 0 auto 36px;
}
.imp-stat-card {
    background: var(--imp-card);
    border: 1px solid var(--imp-border);
    border-radius: 12px;
    padding: 18px 12px;
    text-align: center;
}
.imp-stat-value {
    font-size: 28px;
    font-weight: 500;
    color: var(--imp-blue);
    font-family: 'Playfair Display', Georgia, serif;
    line-height: 1;
}
.imp-stat-label {
    font-size: 12px;
    color: var(--imp-text-muted);
    margin-top: 6px;
}

/* CTAs */
.imp-cta-row {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}
.imp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.15s;
    font-family: inherit;
}
.imp-btn-primary {
    background: var(--imp-blue);
    color: #fff;
}
.imp-btn-primary:hover {
    background: var(--imp-blue-dark);
}
.imp-btn-secondary {
    background: var(--imp-card);
    color: var(--imp-text-secondary);
    border: 1px solid var(--imp-border);
}
.imp-btn-secondary:hover {
    border-color: var(--imp-blue);
    color: var(--imp-blue);
}

/* ===== SECTION "POURQUOI" ===== */
.imp-section {
    padding: 48px 20px;
    background: var(--imp-card);
    border-top: 1px solid var(--imp-border-light);
}
.imp-section-eyebrow {
    font-size: 11px;
    color: var(--imp-text-muted);
    font-weight: 500;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 8px;
}
.imp-section-title {
    text-align: center;
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 28px;
    font-weight: 500;
    margin: 0 0 32px;
    color: var(--imp-text);
}
.imp-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}
.imp-feature {
    padding: 18px 20px;
    border-left: 3px solid var(--imp-blue);
    background: var(--imp-bg);
    border-radius: 0 8px 8px 0;
}
.imp-feature-title {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--imp-blue);
}
.imp-feature-desc {
    font-size: 13px;
    color: var(--imp-text-muted);
    line-height: 1.55;
}

/* ===== FOOTER ===== */
.imp-footer {
    padding: 24px 20px;
    background: var(--imp-bg);
    border-top: 1px solid var(--imp-border-light);
    text-align: center;
    font-size: 12px;
    color: var(--imp-text-faint);
}
.imp-footer a {
    color: var(--imp-text-muted);
    text-decoration: none;
}
.imp-footer a:hover {
    color: var(--imp-blue);
}

/* ===== MOBILE ===== */
@media (max-width: 640px) {
    .imp-hero { padding: 40px 16px 36px; }
    .imp-hero h1 { font-size: 42px; }
    .imp-hero-tagline { font-size: 17px; }
    .imp-hero-desc { font-size: 15px; }
    .imp-stats-grid { grid-template-columns: 1fr; gap: 10px; max-width: 280px; }
    .imp-section { padding: 36px 16px; }
    .imp-section-title { font-size: 22px; }
    .imp-header { padding: 12px 16px; }
    .imp-header-logo-nutizia { font-size: 18px; }
    .imp-header-logo-impara { font-size: 17px; }
    .imp-header-nav { display: none; }
}

/* ============================================================
   Exercices — Phase 2
   ============================================================ */

.imp-lesson-wrap {
    max-width: 640px;
    margin: 30px auto 40px;
    padding: 0 16px;
}

/* Bandeau de leçon (titre + stars/hearts + progress) */
.imp-lesson-head {
    background: var(--imp-card);
    border: 1px solid var(--imp-border);
    border-radius: 14px;
    padding: 16px 20px;
    margin-bottom: 14px;
}
.imp-lesson-head-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 10px;
}
.imp-lesson-head-left {
    min-width: 0;
    flex: 1;
}
.imp-lesson-code {
    font-size: 11px;
    color: var(--imp-text-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.imp-lesson-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 22px;
    font-weight: 500;
    font-style: italic;
    color: var(--imp-text);
    margin: 2px 0 0;
    line-height: 1.2;
}
.imp-lesson-subtitle {
    font-size: 13px;
    color: var(--imp-text-muted);
    margin-top: 2px;
}
.imp-lesson-head-stats {
    display: flex;
    align-items: center;
    gap: 14px;
}
.imp-stars, .imp-hearts {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 500;
}
.imp-stars { color: var(--imp-amber-dark); }
.imp-hearts { color: var(--imp-danger); }
.imp-progress-track {
    height: 8px;
    background: var(--imp-border-light);
    border-radius: 4px;
    overflow: hidden;
}
.imp-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--imp-blue) 0%, var(--imp-success) 100%);
    transition: width 0.4s ease;
    border-radius: 4px;
}
.imp-progress-caption {
    font-size: 11px;
    color: var(--imp-text-muted);
    margin-top: 6px;
}

/* Stage : zone où l'exercice est rendu */
.imp-stage {
    background: var(--imp-card);
    border: 1px solid var(--imp-border);
    border-radius: 14px;
    padding: 28px 26px;
    min-height: 340px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.imp-ex-loading, .imp-ex-error {
    text-align: center;
    padding: 40px 20px;
    color: var(--imp-text-muted);
    font-size: 14px;
}
.imp-ex-error {
    background: var(--imp-danger-bg);
    color: var(--imp-danger);
    border-radius: 8px;
}
.imp-ex-phase {
    font-size: 11px;
    padding: 4px 12px;
    border-radius: 10px;
    width: fit-content;
    margin-bottom: 14px;
    letter-spacing: 0.6px;
    font-weight: 500;
}
.imp-ex-hint {
    font-size: 13px;
    color: var(--imp-text-muted);
    text-align: center;
    margin-bottom: 12px;
}

/* Exposure : grand mot central */
.imp-ex-word-main {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 42px;
    font-weight: 500;
    font-style: italic;
    color: var(--imp-blue);
    text-align: center;
    letter-spacing: -1px;
    line-height: 1.1;
    margin-bottom: 10px;
}
.imp-ex-ipa {
    text-align: center;
    font-family: monospace;
    font-size: 14px;
    color: var(--imp-text-muted);
    margin-bottom: 10px;
}
.imp-ex-audio-btn {
    display: block;
    margin: 4px auto 18px;
    background: var(--imp-blue-light);
    border: none;
    color: var(--imp-blue);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
}
.imp-ex-audio-btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}
.imp-ex-divider {
    width: 48px;
    height: 1px;
    background: var(--imp-border-light);
    margin: 6px auto 14px;
}
.imp-ex-translation {
    text-align: center;
    font-size: 22px;
    font-weight: 500;
    color: var(--imp-text);
    margin-bottom: 6px;
}
.imp-ex-notes {
    text-align: center;
    font-size: 12px;
    color: var(--imp-text-muted);
    font-style: italic;
    margin: 6px auto 12px;
    max-width: 440px;
    line-height: 1.5;
}
.imp-ex-example {
    background: var(--imp-bg);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--imp-text-secondary);
    text-align: center;
    margin: 4px auto;
    max-width: 440px;
    line-height: 1.5;
}
.imp-ex-example i {
    color: var(--imp-blue);
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 500;
}

/* MCQ : grille d'options */
.imp-mcq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.imp-mcq-opt {
    border: 2px solid var(--imp-border);
    background: var(--imp-card);
    padding: 14px 10px;
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    font-size: 15px;
    font-family: inherit;
    color: var(--imp-text);
    transition: all 0.15s;
}
.imp-mcq-opt:hover {
    border-color: var(--imp-blue);
}
.imp-mcq-opt.selected {
    border-color: var(--imp-blue);
    background: var(--imp-blue-light);
    color: var(--imp-blue);
}

/* Matching : 2 colonnes cliquables */
.imp-match-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.imp-match-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.imp-match-card {
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    border: 2px solid transparent;
    transition: all 0.15s;
}
.imp-match-card.imp-match-left {
    background: var(--imp-blue-light);
    color: var(--imp-blue);
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
}
.imp-match-card.imp-match-right {
    background: var(--imp-bg);
    color: var(--imp-text);
}
.imp-match-card.picked {
    border-color: var(--imp-blue);
}
.imp-match-card.matched {
    font-style: normal;
    cursor: default;
    border-width: 2px;
    border-style: solid;
}
/* 4 couleurs distinctes pour visualiser les paires */
.imp-match-card.matched.color-teal {
    background: #E1F5EE;
    color: #0F6E56;
    border-color: #0F6E56;
}
.imp-match-card.matched.color-purple {
    background: #EEEDFE;
    color: #534AB7;
    border-color: #534AB7;
}
.imp-match-card.matched.color-coral {
    background: #FAECE7;
    color: #993C1D;
    border-color: #993C1D;
}
.imp-match-card.matched.color-amber {
    background: #FAEEDA;
    color: #854F0B;
    border-color: #BA7517;
}
.imp-match-card.wrong {
    border-color: var(--imp-danger);
    animation: imp-shake 0.35s;
}
@keyframes imp-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}
.imp-match-status {
    font-size: 11px;
    color: var(--imp-text-faint);
    text-align: center;
    margin-top: 10px;
    font-style: italic;
}

/* Fill : phrase à compléter */
.imp-fill-sentence {
    background: var(--imp-bg);
    padding: 20px;
    border-radius: 10px;
    font-size: 19px;
    text-align: center;
    margin-bottom: 4px;
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
    color: var(--imp-text);
    line-height: 1.4;
}
.imp-fill-blank {
    display: inline-block;
    min-width: 120px;
    padding: 4px 10px;
    border-bottom: 2px dashed var(--imp-blue);
    color: var(--imp-text-faint);
}
.imp-fill-blank.filled { color: var(--imp-blue); }
.imp-fill-hint-fr {
    font-size: 12px;
    color: var(--imp-text-muted);
    text-align: center;
    margin-bottom: 16px;
    font-style: italic;
}
.imp-fill-options {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}
.imp-fill-opt {
    background: var(--imp-card);
    border: 2px solid var(--imp-border);
    padding: 10px 18px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-family: 'Playfair Display', Georgia, serif;
    color: var(--imp-blue);
    font-weight: 500;
    font-style: italic;
    transition: all 0.15s;
}
.imp-fill-opt:hover {
    border-color: var(--imp-blue);
}
.imp-fill-opt.selected {
    border-color: var(--imp-blue);
    background: var(--imp-blue-light);
}

/* Typing : input large */
.imp-typing-prompt {
    font-size: 24px;
    text-align: center;
    font-weight: 500;
    margin-bottom: 20px;
    color: var(--imp-text);
}
.imp-typing-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 17px;
    border: 2px solid var(--imp-border);
    border-radius: 10px;
    outline: none;
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
    color: var(--imp-blue);
    text-align: center;
    background: var(--imp-card);
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.imp-typing-input:focus {
    border-color: var(--imp-blue);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
}
.imp-typing-hint {
    font-size: 11px;
    color: var(--imp-text-faint);
    text-align: center;
    margin-top: 8px;
    font-style: italic;
}

/* Recap final */
.imp-recap-center {
    text-align: center;
    padding: 8px 0 4px;
}
.imp-recap-check {
    margin-bottom: 12px;
}
.imp-recap-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 28px;
    font-weight: 500;
    font-style: italic;
    color: var(--imp-blue);
    margin-bottom: 12px;
}
.imp-recap-stars {
    display: inline-flex;
    gap: 4px;
    margin-bottom: 8px;
}
.imp-recap-accuracy {
    font-size: 14px;
    color: var(--imp-text-muted);
    margin-bottom: 16px;
}
.imp-recap-summary {
    font-size: 13px;
    color: var(--imp-text-secondary);
    line-height: 1.6;
    max-width: 440px;
    margin: 0 auto 18px;
}
.imp-recap-summary b {
    color: var(--imp-blue);
    font-weight: 500;
}
.imp-recap-cultural {
    background: var(--imp-success-bg);
    border: 1px solid var(--imp-success-border);
    padding: 14px 18px;
    border-radius: 10px;
    font-size: 13px;
    color: var(--imp-success);
    text-align: left;
    line-height: 1.5;
    max-width: 480px;
    margin: 0 auto;
}
.imp-recap-cultural-title {
    font-weight: 500;
    margin-bottom: 4px;
}

/* Feedback inline */
.imp-feedback {
    margin-top: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 13px;
    display: none;
}
.imp-feedback.is-success {
    background: var(--imp-success-bg);
    color: var(--imp-success);
    border: 1px solid var(--imp-success-border);
}
.imp-feedback.is-error {
    background: var(--imp-danger-bg);
    color: var(--imp-danger);
    border: 1px solid var(--imp-danger-border);
}
.imp-feedback b { font-weight: 500; }

/* Ligne d'action (bouton Valider) */
.imp-action-row {
    margin-top: 14px;
    display: flex;
    justify-content: center;
    gap: 10px;
}
.imp-check-btn {
    background: var(--imp-blue);
    color: #fff;
    border: none;
    padding: 12px 32px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    letter-spacing: 0.3px;
    font-family: inherit;
    transition: background 0.15s, opacity 0.15s;
    min-width: 160px;
}
.imp-check-btn:hover { background: var(--imp-blue-dark); }
.imp-check-btn:active { transform: scale(0.98); }
.imp-check-btn:disabled, .imp-check-btn.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Écran "leçon terminée" dans lecon.php */
.imp-done-card {
    background: var(--imp-card);
    border: 1px solid var(--imp-border);
    border-radius: 14px;
    padding: 40px 32px;
    text-align: center;
    max-width: 480px;
    margin: 60px auto;
}
.imp-done-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 26px;
    font-weight: 500;
    font-style: italic;
    color: var(--imp-blue);
    margin: 12px 0 8px;
}
.imp-done-sub {
    font-size: 14px;
    color: var(--imp-text-muted);
    margin-bottom: 24px;
    line-height: 1.5;
}

/* Mobile overrides */
@media (max-width: 640px) {
    .imp-stage { padding: 20px 16px; }
    .imp-ex-word-main { font-size: 34px; }
    .imp-typing-prompt { font-size: 20px; }
    .imp-match-grid { grid-template-columns: 1fr; }
    .imp-match-col[data-col="right"] { margin-top: 8px; }
    .imp-lesson-title { font-size: 19px; }
}

/* ═══════════════════════════════════════════════════════════════
   SOMMAIRE DES LEÇONS
   ═══════════════════════════════════════════════════════════════ */

.imp-body-sommaire {
    background: var(--imp-bg);
    min-height: 100vh;
}

.imp-sommaire-wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 16px 60px;
}

.imp-sommaire-head {
    text-align: center;
    margin-bottom: 22px;
}

.imp-sommaire-pill {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.6px;
    font-weight: 500;
    color: #0B2545;
    background: #E6F1FB;
    padding: 4px 12px;
    border-radius: 10px;
    margin-bottom: 10px;
}

.imp-sommaire-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 500;
    font-size: 28px;
    color: #0B2545;
    margin: 0 0 6px;
}

.imp-sommaire-subtitle {
    font-size: 14px;
    color: #5f6368;
    margin: 0;
}

.imp-sommaire-subtitle strong {
    color: #0B2545;
    font-weight: 600;
}

.imp-sommaire-reco {
    background: #FAEEDA;
    border-left: 3px solid #BA7517;
    border-radius: 4px;
    padding: 12px 14px;
    margin-bottom: 18px;
    font-size: 13px;
    color: #854F0B;
    line-height: 1.5;
}

.imp-sommaire-reco strong {
    font-weight: 600;
}

.imp-sommaire-reco i {
    font-style: italic;
}

.imp-sommaire-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 28px;
}

.imp-sommaire-card {
    background: #fff;
    border-radius: 10px;
    padding: 14px 16px;
    border: 1px solid rgba(0,0,0,0.08);
    text-decoration: none;
    color: inherit;
    position: relative;
    transition: all 0.15s ease;
    display: block;
}

.imp-sommaire-card:hover {
    border-color: #00B4D8;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.imp-sommaire-card-code {
    font-size: 10px;
    color: #888;
    letter-spacing: 0.8px;
    font-weight: 500;
    margin-bottom: 2px;
}

.imp-sommaire-card-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-size: 16px;
    font-weight: 500;
    color: #0B2545;
    line-height: 1.2;
    margin-bottom: 3px;
}

.imp-sommaire-card-meta {
    font-size: 12px;
    color: #5f6368;
}

/* Badges (cachés par défaut, affichés via classes .is-next / .is-done) */
.imp-sommaire-card-check,
.imp-sommaire-card-badge-next {
    display: none;
    position: absolute;
    top: 10px;
    right: 10px;
}

/* Leçon terminée */
.imp-sommaire-card.is-done {
    background: #E1F5EE;
    border-color: #0F6E56;
}
.imp-sommaire-card.is-done .imp-sommaire-card-code,
.imp-sommaire-card.is-done .imp-sommaire-card-title,
.imp-sommaire-card.is-done .imp-sommaire-card-meta {
    color: #0F6E56;
}
.imp-sommaire-card.is-done .imp-sommaire-card-check {
    display: flex;
    width: 18px;
    height: 18px;
    background: #0F6E56;
    border-radius: 50%;
    color: #fff;
    font-size: 11px;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    line-height: 1;
}

/* Leçon suivante (première non-terminée) */
.imp-sommaire-card.is-next {
    border: 2px solid #00B4D8;
    padding: 13px 15px;
}
.imp-sommaire-card.is-next .imp-sommaire-card-badge-next {
    display: inline-block;
    font-size: 10px;
    background: #00B4D8;
    color: #fff;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.imp-sommaire-footer {
    text-align: center;
    font-size: 12px;
    color: #888;
    padding: 20px 0 0;
    border-top: 1px solid rgba(0,0,0,0.06);
}

.imp-sommaire-footer a {
    color: #0B2545;
    text-decoration: none;
}
.imp-sommaire-footer a:hover {
    text-decoration: underline;
}

.imp-header-logout {
    font-size: 12px;
    color: #888 !important;
    margin-left: 12px;
}
.imp-header-logout:hover {
    color: #0B2545 !important;
}

/* ─── Onglets par niveau (sommaire) ─────────────────────────────── */
.imp-sommaire-tabs {
    display: flex;
    gap: 6px;
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(250, 248, 245, 0.96);
    backdrop-filter: saturate(140%) blur(8px);
    -webkit-backdrop-filter: saturate(140%) blur(8px);
    padding: 10px 0 12px;
    margin: -10px 0 18px;
    border-bottom: 1px solid #E6E8EB;
    overflow-x: auto;
    scrollbar-width: none;
}
.imp-sommaire-tabs::-webkit-scrollbar {
    display: none;
}

.imp-sommaire-tab {
    flex: 1 1 auto;
    min-width: 90px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 14px;
    border: 1px solid #E6E8EB;
    border-radius: 10px;
    background: #FFFFFF;
    color: #5f6368;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}
.imp-sommaire-tab:hover {
    border-color: #00B4D8;
    color: #0B2545;
}
.imp-sommaire-tab.is-active {
    background: #0B2545;
    border-color: #0B2545;
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(11, 37, 69, 0.18);
}

.imp-sommaire-tab-code {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.4px;
}
.imp-sommaire-tab-name {
    font-size: 11px;
    font-weight: 500;
}
.imp-sommaire-tab-count {
    font-size: 10px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 8px;
    background: #E6F1FB;
    color: #0B2545;
    margin-top: 2px;
}
.imp-sommaire-tab.is-active .imp-sommaire-tab-count {
    background: #00B4D8;
    color: #FFFFFF;
}

/* ─── Section de niveau ─────────────────────────────────────────── */
.imp-sommaire-level {
    animation: impLevelFadeIn 0.25s ease-out;
}
.imp-sommaire-level[hidden] {
    display: none;
}
.imp-sommaire-level-head {
    margin-bottom: 14px;
}
.imp-sommaire-level-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 500;
    font-size: 20px;
    color: #0B2545;
    margin: 0 0 4px;
}
.imp-sommaire-level-desc {
    font-size: 13px;
    color: #5f6368;
    margin: 0;
    line-height: 1.5;
}

@keyframes impLevelFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 560px) {
    .imp-sommaire-wrap { padding: 24px 12px 40px; }
    .imp-sommaire-grid { grid-template-columns: 1fr; }
    .imp-sommaire-title { font-size: 24px; }
    .imp-sommaire-tab { min-width: 80px; padding: 7px 10px; }
    .imp-sommaire-tab-code { font-size: 12px; }
    .imp-sommaire-tab-name { font-size: 10px; }
    .imp-sommaire-level-title { font-size: 18px; }
}