/* ===================================================================
   CalculetteCarbone Calculette — Styles
   =================================================================== */

:root {
    --ccb-primary: #1e40af;
    --ccb-primary-light: #3b82f6;
    --ccb-success: #059669;
    --ccb-warning: #d97706;
    --ccb-danger: #dc2626;
    --ccb-bg: #f8fafc;
    --ccb-border: #e2e8f0;
    --ccb-text: #1e293b;
    --ccb-text-light: #64748b;
    --ccb-radius: 8px;
}

.ccb-wrapper {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--ccb-text);
    line-height: 1.6;
}

[x-cloak] { display: none !important; }

/* Progress bar */
.ccb-progress {
    background: var(--ccb-border);
    border-radius: 999px;
    height: 28px;
    position: relative;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.ccb-progress__bar {
    background: linear-gradient(90deg, var(--ccb-primary), var(--ccb-primary-light));
    height: 100%;
    border-radius: 999px;
    transition: width 0.4s ease;
}

.ccb-progress__text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* Step navigation */
.ccb-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-bottom: 2rem;
}

.ccb-steps__item {
    padding: 0.5rem 1rem;
    border: 1px solid var(--ccb-border);
    border-radius: var(--ccb-radius);
    background: #fff;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--ccb-text-light);
    transition: all 0.2s;
}

.ccb-steps__item.is-active {
    background: var(--ccb-primary);
    color: #fff;
    border-color: var(--ccb-primary);
}

.ccb-steps__item.is-done {
    background: var(--ccb-success);
    color: #fff;
    border-color: var(--ccb-success);
}

.ccb-steps__item:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Step content */
.ccb-step {
    background: #fff;
    border-radius: var(--ccb-radius);
    border: 1px solid var(--ccb-border);
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.ccb-step h2 {
    font-size: 1.5rem;
    margin: 0 0 0.5rem;
    color: var(--ccb-primary);
}

.ccb-step h3 {
    font-size: 1.1rem;
    margin: 1.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--ccb-border);
    color: var(--ccb-text);
}

.ccb-step__intro {
    color: var(--ccb-text-light);
    margin-bottom: 1.5rem;
}

/* Form grid */
.ccb-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.ccb-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.ccb-field label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ccb-text);
}

.ccb-field input,
.ccb-field select {
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--ccb-border);
    border-radius: var(--ccb-radius);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.ccb-field input:focus,
.ccb-field select:focus {
    outline: none;
    border-color: var(--ccb-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.ccb-field input[type="number"] {
    -moz-appearance: textfield;
}

/* Toggle (Oui/Non) */
.ccb-toggle {
    display: flex;
    gap: 1rem;
}

.ccb-toggle label {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
    font-weight: 400;
}

/* Help tooltip */
.ccb-help {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--ccb-primary-light);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    cursor: help;
    margin-left: 0.25rem;
}

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

/* Info & validation */
.ccb-info {
    grid-column: 1 / -1;
    padding: 0.75rem 1rem;
    background: #eff6ff;
    border-radius: var(--ccb-radius);
    color: var(--ccb-primary);
    font-size: 0.9rem;
}

.ccb-validation {
    grid-column: 1 / -1;
    color: var(--ccb-danger);
    font-size: 0.85rem;
    font-weight: 500;
}

.ccb-errors {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--ccb-radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.ccb-errors p {
    margin: 0.25rem 0;
    color: var(--ccb-danger);
    font-size: 0.9rem;
}

/* Buttons */
.ccb-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--ccb-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.ccb-btn--primary {
    background: var(--ccb-primary);
    color: #fff;
}

.ccb-btn--primary:hover {
    background: var(--ccb-primary-light);
}

.ccb-btn--secondary {
    background: #fff;
    color: var(--ccb-primary);
    border: 1px solid var(--ccb-primary);
}

.ccb-btn--secondary:hover {
    background: #eff6ff;
}

.ccb-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ccb-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1rem;
}

/* Synthèse */
.ccb-total {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--ccb-primary), var(--ccb-primary-light));
    border-radius: var(--ccb-radius);
    color: #fff;
    margin-bottom: 2rem;
}

.ccb-total__number {
    font-size: 3rem;
    font-weight: 700;
}

.ccb-total__unit {
    font-size: 1.5rem;
    opacity: 0.8;
}

/* Table */
.ccb-table-wrapper {
    overflow-x: auto;
    margin-bottom: 2rem;
}

.ccb-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.ccb-table th,
.ccb-table td {
    padding: 0.6rem 0.8rem;
    text-align: right;
    border-bottom: 1px solid var(--ccb-border);
}

.ccb-table th {
    background: var(--ccb-bg);
    font-weight: 600;
    text-align: right;
}

.ccb-table th:first-child,
.ccb-table td:first-child {
    text-align: left;
}

.ccb-table__total {
    background: var(--ccb-bg);
}

/* Charts */
.ccb-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.ccb-chart {
    background: #fff;
    border: 1px solid var(--ccb-border);
    border-radius: var(--ccb-radius);
    padding: 1.5rem;
}

/* Recommandations */
.ccb-recommandations {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.ccb-reco {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--ccb-bg);
    border-radius: var(--ccb-radius);
    border-left: 4px solid var(--ccb-success);
}

.ccb-reco__poste {
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--ccb-text-light);
    min-width: 120px;
}

.ccb-reco__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.ccb-reco__action {
    flex: 1;
    font-weight: 600;
}

.ccb-reco__desc {
    font-size: 0.85rem;
    color: var(--ccb-text-light);
}

/* Graphiques par sous-secteurs */
.ccb-subcharts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.ccb-subcharts .ccb-chart h4 {
    margin: 0 0 0.75rem;
    font-size: 0.95rem;
}

.ccb-reco__impact {
    font-weight: 600;
    white-space: nowrap;
}

.ccb-reco__impact.is-positive {
    color: var(--ccb-success);
}

.ccb-reco__impact.is-negative {
    color: var(--ccb-danger);
}

/* Actions */
.ccb-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.ccb-share {
    margin-top: 1rem;
}

.ccb-share input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--ccb-border);
    border-radius: var(--ccb-radius);
    font-size: 0.9rem;
}

/* Bannière code de reprise */
.ccb-resume-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem;
    background: #ecfdf5;
    border: 1px solid var(--ccb-success);
    border-radius: var(--ccb-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

.ccb-resume-banner__label {
    color: var(--ccb-text-light);
}

.ccb-resume-banner__code {
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    color: var(--ccb-success);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.ccb-resume-banner__hint {
    flex-basis: 100%;
    font-size: 0.85rem;
    color: var(--ccb-text-light);
}

/* Encadré de reprise (étape 0) */
.ccb-resume-box {
    background: var(--ccb-bg);
    border: 1px dashed var(--ccb-border);
    border-radius: var(--ccb-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.75rem;
}

.ccb-resume-box__title {
    font-weight: 600;
    margin: 0 0 0.25rem;
}

.ccb-resume-box__intro {
    margin: 0 0 0.75rem;
    color: var(--ccb-text-light);
    font-size: 0.9rem;
}

.ccb-resume-box__row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.ccb-resume-box__input {
    flex: 1 1 220px;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--ccb-border);
    border-radius: var(--ccb-radius);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ccb-resume-box__error {
    margin: 0.6rem 0 0;
    color: var(--ccb-danger);
    font-size: 0.88rem;
}

/* Responsive */
@media (max-width: 768px) {
    .ccb-form-grid {
        grid-template-columns: 1fr;
    }
    .ccb-charts {
        grid-template-columns: 1fr;
    }
    .ccb-steps {
        flex-direction: column;
    }
    .ccb-nav {
        flex-direction: column;
    }
    .ccb-total__number {
        font-size: 2rem;
    }
}

/* Bandeau de logos partenaires (paramétrable) */
.ccb-logo-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 28px;
    padding: 16px 12px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--ccb-border, #e2e8f0);
}
.ccb-logo-banner__item {
    height: 60px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
}
@media (max-width: 600px) {
    .ccb-logo-banner { gap: 18px; }
    .ccb-logo-banner__item { height: 44px; max-width: 140px; }
}