/* ============================================================
   TempoForecast — Design System v2
   ============================================================ */

:root {
    --bleu: #2196F3;
    --bleu-bg: #E3F2FD;
    --blanc: #757575;  /* H-08 QA : contrast ratio 4.6:1 vs white (WCAG AA) */
    --blanc-bg: #F5F5F5;
    --rouge: #F44336;
    --rouge-bg: #FFEBEE;
    --incertain: #BDBDBD;
    --incertain-bg: #EEEEEE;

    --bg: #FAFAFA;
    --surface: #FFFFFF;
    --text: #212121;
    --text-secondary: #757575;
    --border: #E0E0E0;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* === Layout === */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === Skip-to-content link (accessibilité) === */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: #0D47A1;
    color: white;
    padding: 12px 24px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    z-index: 1000;
    font-weight: 600;
    text-decoration: none;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 0;
}

/* === Header compact avec nav inline === */
header[role="banner"] {
    background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
    color: white;
    padding: 10px 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.header-brand {
    text-decoration: none;
    color: white;
}

header[role="banner"] h1 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

header[role="banner"] .subtitle {
    font-size: 0.85rem;
    opacity: 0.85;
    margin-top: 2px;
}

/* === Hamburger menu button (mobile only) === */
.hamburger-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 8px;
    line-height: 1;
}

.hamburger-btn .bar {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    margin: 5px 0;
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.hamburger-btn[aria-expanded="true"] .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger-btn[aria-expanded="true"] .bar:nth-child(2) {
    opacity: 0;
}

.hamburger-btn[aria-expanded="true"] .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

nav a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 10px 14px;
    border-radius: 20px;
    transition: all 0.2s;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

nav a:hover, nav a.active {
    background: rgba(255,255,255,0.15);
    color: white;
}

/* === Badge fiabilité === */
/* Fix #13 : badge cliquable (balise <a>) */
.badge-fiabilite {
    background: var(--surface);
    border-left: 4px solid var(--bleu);
    padding: 14px 20px;
    margin: 20px 0;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s;
    cursor: pointer;
}

.badge-fiabilite:hover {
    box-shadow: var(--shadow-lg);
}

.badge-fiabilite .badge-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bleu-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.badge-fiabilite .badge-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.badge-fiabilite .badge-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

/* === Aujourd'hui / Demain === */
.today-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

.today-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    text-align: center;
}

.today-card h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.today-card .couleur-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.couleur-BLEU  { background: var(--bleu); }
.couleur-BLANC { background: var(--blanc); }
.couleur-ROUGE { background: var(--rouge); }
.couleur-UNKNOWN { background: var(--incertain); }

.today-card .date-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* === Compteurs restants === */
.counters {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 24px 0;
}

.counter-card {
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--border);
}

.counter-card.rouge { border-top-color: var(--rouge); }
.counter-card.blanc { border-top-color: var(--blanc); }
.counter-card.bleu  { border-top-color: var(--bleu); }

.counter-card .count {
    font-size: 2.2rem;
    font-weight: 700;
}

.counter-card .label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.counter-card.rouge .count { color: var(--rouge); }
.counter-card.blanc .count { color: #616161; }
.counter-card.bleu  .count { color: var(--bleu); }

/* === Fix v5 : indicateurs confirmé / changé / simulé === */
.forecast-card.confirmed {
    border-left-width: 6px;
    position: relative;
}

.forecast-card.confirmed::after {
    content: '\2713';
    position: absolute;
    top: 6px;
    right: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #2E7D32;
    background: #E8F5E9;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fc-confirmed {
    font-size: 0.8rem;
    font-weight: 600;
    color: #2E7D32;
    background: #E8F5E9;
    padding: 2px 8px;
    border-radius: 8px;
    display: inline-block;
    margin: 4px 0;
}

.fc-changed {
    font-size: 0.8rem;
    color: #E65100;
    background: #FFF3E0;
    padding: 2px 8px;
    border-radius: 8px;
    display: inline-block;
    margin-top: 4px;
}

/* === Cartes ROUGE proéminentes === */
.forecast-card.color-ROUGE {
    border-left-width: 6px;
    box-shadow: 0 2px 12px rgba(244,67,54,0.2);
}

.forecast-card.color-ROUGE .fc-couleur {
    font-size: 0.95rem;
    padding: 4px 14px;
}

.forecast-grid-primary .forecast-card.color-ROUGE {
    box-shadow: 0 4px 20px rgba(244,67,54,0.25);
}

/* Conseil jour rouge inline */
.fc-tip {
    font-size: 0.8rem;
    color: #C62828;
    background: #FFEBEE;
    padding: 4px 8px;
    border-radius: 6px;
    margin-top: 6px;
    line-height: 1.4;
    font-weight: 500;
}

/* Conseil jour dans today-card */
.today-tip {
    font-size: 0.9rem;
    margin-top: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    line-height: 1.5;
}

.today-tip.tip-rouge {
    background: #FFEBEE;
    color: #C62828;
    font-weight: 600;
}

.today-tip.tip-blanc {
    background: #FFF3E0;
    color: #E65100;
}

.today-tip.tip-bleu {
    background: #E3F2FD;
    color: #1565C0;
}

/* Prix dans les today-cards */
.today-price {
    font-size: 0.85rem;
    margin-top: 6px;
    font-weight: 500;
}

.simulated-warning {
    background: #FFF3E0;
    border: 1px solid #FFB74D;
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: #E65100;
}

.forecast-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-align: right;
}

.last-update-bar {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 8px 12px;
    margin-bottom: 16px;
    background: var(--bg-secondary, #f5f5f5);
    border-radius: 8px;
}

/* === Calendrier prévisions === */
.section-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 32px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border);
}

/* Résumé hebdomadaire */
.week-summary {
    margin: 24px 0 8px;
}

.week-summary:empty {
    display: none;
}

.week-summary-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 18px 24px;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--bleu);
}

.week-summary-card.has-rouge {
    border-left-color: var(--rouge);
    background: #FFF8F7;
}

.week-summary-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.week-summary-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.week-summary-text strong {
    color: var(--text);
}

.week-summary-dots {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.week-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 46px;
}

.week-dot-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
}

.week-dot-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Groupes de prévisions par horizon */
.forecast-group-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 20px 0 10px;
    padding: 4px 0;
}

.forecast-group-label:first-child {
    margin-top: 0;
}

.forecast-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin: 0 0 16px;
}

/* Fix #6 : cartes J+1 à J+3 plus grandes */
.forecast-grid.forecast-grid-primary {
    grid-template-columns: repeat(3, 1fr);
}

.forecast-grid-primary .forecast-card {
    padding: 20px 16px;
}

.forecast-grid-primary .fc-date {
    font-size: 1.3rem;
}

.forecast-grid-primary .fc-couleur {
    font-size: 0.9rem;
    padding: 3px 14px;
}

.forecast-card {
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 16px 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.15s, box-shadow 0.15s;
    cursor: default;
    border-left: 4px solid transparent;
    position: relative;
}

.forecast-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.forecast-card.color-BLEU  { border-left-color: var(--bleu); background: var(--bleu-bg); }
.forecast-card.color-BLANC { border-left-color: var(--blanc); background: var(--blanc-bg); }
.forecast-card.color-ROUGE { border-left-color: var(--rouge); background: var(--rouge-bg); }

.forecast-card .fc-day {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.forecast-card .fc-date {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 4px 0;
}

.forecast-card .fc-couleur {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 12px;
    display: inline-block;
    margin: 6px 0;
}

.fc-couleur.BLEU  { background: var(--bleu); color: white; }
.fc-couleur.BLANC { background: var(--blanc); color: white; }
.fc-couleur.ROUGE { background: var(--rouge); color: white; }

.forecast-card .fc-temp {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

.forecast-card .fc-confidence {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.forecast-card .fc-confidence strong {
    color: var(--text);
}

/* === Barre de probabilité tricolore === */
.fc-proba-bar {
    display: flex;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    margin-top: 8px;
    background: var(--border);
}

.fc-proba-bar .proba-seg {
    height: 100%;
    min-width: 0;
    transition: width 0.4s ease;
}

.fc-proba-bar .proba-seg.seg-bleu  { background: var(--bleu); }
.fc-proba-bar .proba-seg.seg-blanc { background: var(--blanc); }
.fc-proba-bar .proba-seg.seg-rouge { background: var(--rouge); }

.fc-proba-labels {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
    flex-wrap: wrap;
}

.fc-proba-labels .proba-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 3px;
}

.fc-proba-labels .proba-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* === Badge incertitude === */
.fc-uncertain-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 10px;
    margin-top: 6px;
    background: #FFF3E0;
    color: #E65100;
    border: 1px solid #FFB74D;
}

.fc-uncertain-badge .uncertain-icon {
    font-size: 0.8rem;
}

.forecast-card .fc-raison {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 6px;
    font-style: italic;
    line-height: 1.4;
}

/* Alert close button (kept for potential reuse) */
.alert-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.alert-close:hover { opacity: 1; }

/* === Bandeau d'accueil (toujours visible) === */
.welcome-banner {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin: 20px 0;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--bleu);
}

.welcome-banner h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.welcome-banner p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 8px;
}

.welcome-banner p:last-child { margin-bottom: 0; }

.welcome-banner strong {
    color: var(--text);
}

.color-tag {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 0.8rem;
    color: white;
    vertical-align: middle;
}

.color-tag.bleu  { background: var(--bleu); }
.color-tag.blanc { background: var(--blanc); }
.color-tag.rouge { background: var(--rouge); }

/* === Descriptions de section === */
.section-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: -8px 0 16px;
    line-height: 1.6;
}

/* === Aide sous les compteurs === */
.counter-help {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.days-left-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 4px;
}

/* === Légende couleurs === */
.legend {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 20px 0 8px;
    padding: 16px 20px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.legend-item {
    font-size: 0.85rem;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.legend-item .legend-dot {
    margin-top: 5px;
}

.legend-price {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.legend-desc {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-left: 0.4em;
}

.legend-br {
    display: none;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* === Comment ça marche === */
.how-it-works {
    margin: 40px 0 32px;
}

.how-it-works h2 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.step-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1565C0, #0D47A1);
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.step-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.step-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === FAQ === */
.faq-section {
    margin: 32px 0;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    background: var(--surface);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-item summary {
    padding: 16px 20px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item[open] summary::after {
    content: '-';
}

.faq-item summary::-webkit-details-marker { display: none; }

/* FAQ smooth open/close animation */
.faq-item .faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item[open] .faq-content {
    max-height: 300px;
}

.faq-item p {
    padding: 0 20px 16px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* === Formulaire inscription SMS === */
.subscribe-section {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 32px;
    margin: 32px 0;
    box-shadow: var(--shadow);
}

.subscribe-section h2 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.subscribe-section .sub-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input, .form-group select {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--bleu);
    box-shadow: 0 0 0 3px rgba(33,150,243,0.1);
}

/* Fix #5 : display:flex ajouté */
.form-checkbox {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.2s, opacity 0.2s;
    margin-top: 16px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(13,71,161,0.3);
}

.btn:active { transform: translateY(0); }

/* Fix #8 : état de chargement du bouton */
.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn .btn-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.form-result {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    display: none;
    font-size: 0.9rem;
}

.form-result.success {
    display: block;
    background: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #A5D6A7;
}

.form-result.error {
    display: block;
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #EF9A9A;
}

/* === Formulaire: hints et legal === */
.form-hint {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-legal {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 12px;
    line-height: 1.5;
}

/* Bouton subscribe plus visible */
.btn.btn-subscribe {
    font-size: 1.05rem;
    padding: 14px 32px;
}

.form-legal a {
    color: var(--bleu);
    text-decoration: none;
}

/* === Fix #9 : classes CSS pour la page légale === */
.legal-section {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin: 24px 0;
}

.legal-section h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.legal-text {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.legal-text strong {
    color: var(--text);
}

.legal-text a {
    color: var(--bleu);
    text-decoration: none;
}

.unsub-form {
    display: flex;
    gap: 8px;
    max-width: 400px;
    margin-top: 12px;
}

.unsub-form input {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
}

.unsub-result {
    margin-top: 12px;
    font-size: 0.9rem;
    display: none;
    padding: 12px;
    border-radius: var(--radius-sm);
}

/* === Footer === */
footer {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: 48px;
}

footer a {
    color: var(--bleu);
    text-decoration: none;
    padding: 8px 4px;
    display: inline-block;
    min-height: 44px;
    line-height: 28px;
}

/* === Back-to-top button === */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(13,71,161,0.3);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(13,71,161,0.4);
}

/* === Phone validation feedback === */
.phone-feedback {
    font-size: 0.85rem;
    margin-top: 2px;
    min-height: 1.2em;
}

.phone-feedback.valid {
    color: #2E7D32;
}

.phone-feedback.invalid {
    color: #C62828;
}

/* === Retry button for errors === */
.retry-btn {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 20px;
    background: var(--bleu);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
    transition: opacity 0.2s;
}

.retry-btn:hover {
    opacity: 0.9;
}

/* === Loader === */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border);
    border-top-color: var(--bleu);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* === Responsive === */
@media (max-width: 768px) {
    /* Hamburger menu on mobile */
    .hamburger-btn { display: block; }

    #main-nav {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
        padding: 8px 20px 16px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        gap: 0;
    }

    #main-nav.open { display: flex; }

    #main-nav a {
        padding: 12px 16px;
        border-radius: 8px;
        font-size: 0.95rem;
        min-height: 44px;
    }

    .header-row { position: relative; }

    .today-section { grid-template-columns: 1fr 1fr; }
    .counters { grid-template-columns: repeat(3, 1fr); }
    .form-grid { grid-template-columns: 1fr; }
    .forecast-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
    /* Primary forecast cards keep 3-column differentiation */
    .forecast-grid.forecast-grid-primary { grid-template-columns: repeat(3, 1fr); }
    .steps-grid { grid-template-columns: 1fr; }
    .legend { flex-direction: column; gap: 12px; padding: 14px 16px; }
    .legend-br { display: inline; }
    .legend-item { align-items: flex-start; }
    .today-card { padding: 18px 14px; }
    .today-card h3 { font-size: 0.8rem; margin-bottom: 8px; }
    header[role="banner"] h1 { font-size: 1.2rem; }
    .welcome-banner { padding: 18px; }

    /* Counter cards compact on mobile */
    .counter-card { padding: 12px 8px; }
    .counter-card .count { font-size: 1.6rem; }
    .counter-card .label { font-size: 0.8rem; }
    .counter-help { font-size: 0.75rem; }

}

@media (max-width: 480px) {
    .forecast-grid { grid-template-columns: repeat(2, 1fr); }
    /* L-01 QA : 1 colonne sur très petit écran pour éviter l'écrasement */
    .forecast-grid.forecast-grid-primary { grid-template-columns: 1fr; }
    .container { padding: 0 12px; }
    .today-section { grid-template-columns: 1fr; gap: 12px; }
    .today-card { padding: 20px 16px; }
    .today-card .couleur-circle { width: 64px; height: 64px; font-size: 1.3rem; }
    .today-tip { font-size: 0.85rem; }
    .counter-card .count { font-size: 1.4rem; }
    .counter-card .label { font-size: 0.75rem; }
    .counter-help { font-size: 0.7rem; }

    /* Fix #32 : remonter back-to-top au-dessus de l'alerte rouge */
    .back-to-top { bottom: 80px; right: 16px; }
}

/* === Bloc désinscription (BUG-02 QA) === */
.unsubscribe-block {
    margin-top: 24px;
    text-align: center;
}
.unsub-toggle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.link-btn {
    background: none;
    border: none;
    color: var(--bleu);
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: underline;
    padding: 0;
}
.link-btn:hover { color: var(--rouge); }
.unsub-form.hidden { display: none; }
.unsub-form {
    margin-top: 12px;
    animation: fadeIn 0.2s ease;
}
.form-inline {
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: flex-start;
    flex-wrap: wrap;
}
.form-inline input[type="tel"] {
    max-width: 220px;
}
.btn-unsub {
    padding: 10px 20px;
    background: var(--text-secondary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
}
.btn-unsub:hover { background: var(--rouge); }

/* === Admin dashboard === */
.admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 24px 0;
}

.admin-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

.admin-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
}

.metric-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.metric-row:last-child { border-bottom: none; }

.metric-value {
    font-weight: 600;
}

.confusion-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    margin-top: 8px;
}

.confusion-table th, .confusion-table td {
    padding: 8px 12px;
    text-align: center;
    border: 1px solid var(--border);
}

.confusion-table th {
    background: var(--bg);
    font-weight: 600;
}

.error-list {
    list-style: none;
    padding: 0;
}

.error-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}

.error-list li:last-child { border-bottom: none; }

.task-btn {
    padding: 8px 16px;
    background: var(--bleu);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
    margin: 4px;
}

.task-btn:hover { opacity: 0.9; }

.chart-container {
    position: relative;
    height: 300px;
    margin-top: 16px;
}

@media (max-width: 768px) {
    .admin-grid { grid-template-columns: 1fr; }
}

/* ================================================================
   P-01 to P-22 : UX audit — parcours nouveau visiteur (Paul)
   ================================================================ */

/* P-01 : Baseline header */
.header-baseline {
    display: block;
    font-size: 0.8rem;
    font-weight: 400;
    opacity: 0.85;
    letter-spacing: 0;
    margin-top: 1px;
}

/* P-03 : Mini CTA banner */
.cta-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border: 1px solid var(--bleu);
    border-radius: var(--radius-sm);
    padding: 12px 20px;
    margin: 16px 0;
}

.cta-banner-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: #0D47A1;
}

.cta-banner-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    transition: transform 0.15s, box-shadow 0.2s;
}

.cta-banner-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(13,71,161,0.3);
}

/* P-05 : Résumé prochain jour rouge */
.next-rouge-summary {
    margin: 16px 0;
}

.next-rouge-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    background: var(--rouge-bg);
    border-left: 5px solid var(--rouge);
    box-shadow: var(--shadow);
}

.next-rouge-card.next-rouge-confirmed {
    background: #FFF3E0;
    border-left-color: #E65100;
}

.next-rouge-card.next-rouge-safe {
    background: #E8F5E9;
    border-left-color: #2E7D32;
}

.next-rouge-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.next-rouge-card strong {
    display: block;
    font-size: 1rem;
    color: var(--text);
}

.next-rouge-detail {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.next-rouge-detail a {
    color: var(--bleu);
    font-weight: 600;
    text-decoration: none;
}

/* P-06 : Contexte humain sous les compteurs */
.counter-context {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.5;
}

/* P-08 : Infographie savings dans welcome banner */
.savings-comparison {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
    flex-wrap: wrap;
    justify-content: center;
}

.savings-item {
    text-align: center;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    min-width: 140px;
}

.savings-bad {
    background: #FFEBEE;
    border: 1px solid var(--rouge);
}

.savings-good {
    background: #E8F5E9;
    border: 1px solid #4CAF50;
}

.savings-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.savings-value {
    font-size: 1.6rem;
    font-weight: 700;
}

.savings-bad .savings-value { color: var(--rouge); }
.savings-good .savings-value { color: #2E7D32; }

.savings-detail {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.savings-arrow {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 700;
}

.savings-result {
    width: 100%;
    text-align: center;
    font-size: 0.95rem;
    color: #2E7D32;
    font-weight: 600;
    margin-top: 4px;
}

/* P-09 : Aperçu SMS */
.sms-preview {
    margin-bottom: 20px;
}

.sms-preview-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 600;
}

.sms-bubble {
    display: inline-block;
    background: #E3F2FD;
    border-radius: 16px 16px 16px 4px;
    padding: 12px 18px;
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.5;
    max-width: 420px;
    box-shadow: var(--shadow);
    position: relative;
}

/* P-10 : Progressive disclosure formulaire */
.form-simple {
    max-width: 400px;
}

.form-advanced {
    margin-top: 12px;
}

.form-advanced-toggle {
    font-size: 0.9rem;
    color: var(--bleu);
    cursor: pointer;
    font-weight: 600;
    padding: 8px 0;
    list-style: none;
}

.form-advanced-toggle::-webkit-details-marker { display: none; }

.form-advanced-toggle::before {
    content: '+ ';
}

.form-advanced[open] .form-advanced-toggle::before {
    content: '- ';
}

/* P-13 : Labels source (Officiel / Prévision) */
.source-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 10px;
    margin-right: 6px;
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.label-officiel {
    background: #E8F5E9;
    color: #2E7D32;
}

.label-prediction {
    background: #E3F2FD;
    color: #1565C0;
}

/* P-11 : Note fréquence MAJ */
.update-freq {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* P-15 : Bandeau hors-saison */
.hors-saison-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: #FFF8E1;
    border: 1px solid #FFD54F;
    border-radius: var(--radius);
    margin: 20px 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.hors-saison-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

/* P-04 : Social proof */
.social-proof {
    color: #2E7D32;
    font-weight: 700;
}

/* P-19 : Scénario concret dans welcome */
.welcome-scenario {
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--bg);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--bleu);
    margin-top: 8px;
}

/* P-03 : CTA dans welcome banner */
.btn-cta-welcome {
    display: inline-flex;
    align-items: center;
    margin-top: 12px;
    padding: 10px 24px;
    background: var(--rouge);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.15s, box-shadow 0.2s;
}

.btn-cta-welcome:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(244,67,54,0.3);
}

/* P-21 : Barres de progression des compteurs */
.counter-progress {
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    margin-top: 8px;
    overflow: hidden;
}

.counter-progress-fill {
    height: 100%;
    border-radius: 3px;
    width: 0%;
    transition: width 0.8s ease;
}

.rouge-fill { background: var(--rouge); }
.blanc-fill { background: var(--blanc); }
.bleu-fill  { background: var(--bleu); }

/* P-22 : Animation d'entrée des cartes forecast */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.fc-animate {
    animation: fadeInUp 0.3s ease forwards;
    opacity: 0;
}

/* Responsive adjustments for new elements */
@media (max-width: 768px) {
    .cta-banner { flex-direction: column; text-align: center; gap: 8px; }
    .savings-comparison { gap: 8px; }
    .savings-item { min-width: 120px; padding: 10px 12px; }
    .savings-value { font-size: 1.3rem; }
    .header-baseline { font-size: 0.75rem; }
    .sms-bubble { max-width: 100%; }
}

@media (max-width: 480px) {
    .savings-arrow { display: none; }
    .savings-comparison { flex-direction: column; }
    .next-rouge-card { flex-direction: column; text-align: center; }
    .hors-saison-banner { flex-direction: column; text-align: center; }
}

/* === Fix audit v6 : Accessibilité === */

/* Screen reader only — contenu visible uniquement pour les lecteurs d'écran */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus visible pour navigation clavier */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 3px solid var(--bleu);
    outline-offset: 2px;
}

/* ============================================================
   Blog
   ============================================================ */

/* Breadcrumb */
.breadcrumb {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 16px 0 24px;
}
.breadcrumb a {
    color: var(--bleu);
    text-decoration: none;
}
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span[aria-hidden] { margin: 0 6px; }

/* Blog index */
.blog-index-intro {
    color: var(--text-secondary);
    margin: 8px 0 32px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.blog-list { display: flex; flex-direction: column; gap: 20px; }

.blog-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s;
}
.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.blog-card-link {
    display: block;
    padding: 24px;
    text-decoration: none;
    color: var(--text);
}
.blog-card-meta {
    display: flex;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.blog-card h2 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: var(--text);
}
.blog-card p {
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
}
.blog-read-more {
    color: var(--bleu);
    font-weight: 600;
    font-size: 0.95rem;
}
.blog-reading-time {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Blog CTA section */
.blog-cta {
    margin: 48px 0 24px;
    padding: 32px;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border-radius: var(--radius);
    text-align: center;
}
.blog-cta h2 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}
.blog-cta p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Blog article — single white card */
.blog-article {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px;
}
.blog-article-header {
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    /* Defensive: prevent inheriting header[role=banner] styles from cached CSS */
    background: none;
    position: static;
    z-index: auto;
    color: var(--text);
}
.blog-article-header h1 {
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 12px;
    color: var(--text);
}
.blog-article-meta {
    display: flex;
    gap: 16px;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Article body — markdown rendered content */
.blog-article-body {
    line-height: 1.8;
    font-size: 1.05rem;
    color: var(--text);
}
.blog-article-body h2 {
    font-size: 1.4rem;
    margin: 36px 0 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.blog-article-body h3 {
    font-size: 1.15rem;
    margin: 28px 0 12px;
}
.blog-article-body p {
    margin-bottom: 16px;
}
.blog-article-body ul, .blog-article-body ol {
    margin: 0 0 16px 24px;
}
.blog-article-body li {
    margin-bottom: 6px;
}
.blog-article-body strong {
    color: var(--text);
}
.blog-article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.95rem;
}
.blog-article-body th, .blog-article-body td {
    padding: 10px 12px;
    border: 1px solid var(--border);
    text-align: left;
}
.blog-article-body th {
    background: var(--bleu-bg);
    font-weight: 600;
}
.blog-article-body tr:nth-child(even) {
    background: var(--bg);
}
.blog-article-body blockquote {
    margin: 20px 0;
    padding: 16px 20px;
    border-left: 4px solid var(--bleu);
    background: var(--bleu-bg);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Inline CTA within article */
.blog-cta-inline {
    margin: 36px 0;
    padding: 24px;
    background: linear-gradient(135deg, #FFEBEE 0%, #FFCDD2 100%);
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid #EF9A9A;
}
.blog-cta-inline strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--rouge);
}
.blog-cta-inline p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Blog nav */
.blog-nav-articles {
    margin: 32px 0;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.blog-nav-articles a {
    color: var(--bleu);
    text-decoration: none;
    font-weight: 600;
}
.blog-nav-articles a:hover { text-decoration: underline; }

/* Mobile blog adjustments */
@media (max-width: 768px) {
    .blog-article { padding: 24px 20px; }
    .breadcrumb { margin: 12px 0 16px; font-size: 0.85rem; }
}
@media (max-width: 480px) {
    .blog-article { padding: 20px 16px; }
    .blog-article-header h1 { font-size: 1.4rem; }
    .blog-article-meta { font-size: 0.85rem; gap: 10px; }
    .blog-article-body { font-size: 1rem; }
    .blog-article-body h2 { font-size: 1.2rem; }
    .blog-card-link { padding: 16px; }
    .blog-cta, .blog-cta-inline { padding: 20px; }
}

/* Respecter prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .forecast-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }

    .blog-card:hover {
        transform: none;
    }
}