/* =========================================================
   PAGES BUREAU D'ÉTUDES ET ÉTUDES DE CAS : habillage charte enerev
   Chargé APRÈS be.css / ecs.css / ecc.css, page-hero.css et home-charte.css.
   Vert nuit #0B2B29 · Vert titres #0A5048 · Vert enerev #0D8A7E · Turquoise #63D3C2
   Vert d'eau #CFE6E1 · Vert pâle #F0F8F6 · Crème #F7F3EA · Sable #E4DED3
   Encre #1B1C1A · Gris ardoise #4A5350 · Gris doux #6D7370

   Rythme des fonds
   - Bureau d'études : bandeau NUIT > photo et logos blanc > savoir-faire NUIT > services crème
                       > gages de qualité blanc > pourquoi enerev crème > partenaires blanc
                       > études de cas crème > bandeau final NUIT
   - Études de cas   : bandeau NUIT > chiffres clés crème > texte blanc > partenaires crème > bandeau final NUIT
   ========================================================= */

/* ---------- photo et logos sous le bandeau ---------- */
.eng-page .pro-photo {
    padding: 2rem 1.25rem 0;
    background: #fff;
}

.eng-page .pro-photo img {
    display: block;
    width: 100%;
    max-width: 760px;
    height: auto;
    aspect-ratio: 3 / 2;
    margin: 0 auto;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 18px 44px rgba(11, 43, 41, 0.18);
}

.eng-page .trust-band {
    padding: 1.75rem 1.25rem;
    background: #fff;
}

.eng-page .trust-band .hero-trust {
    max-width: 760px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    background: #fff;
    border: 1px solid #E4DED3;
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(11, 43, 41, 0.07);
}

.eng-page .trust-band .ul-hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(2rem, 8vw, 6rem);
    margin: 0;
    padding: 0 !important;
}

.eng-page .trust-band .hero-trust li {
    width: 100%;
    max-width: 170px;
}

.eng-page .trust-band .hero-trust img {
    display: block;
    width: 100%;
    height: auto;
}

/* ---------- savoir-faire (cartes vert pâle sur vert nuit, sans illustrations) ---------- */
.eng-be .commitments {
    padding-bottom: 4.5rem;
    background: #0B2B29;
}

.eng-be .commitment {
    padding: 2rem;
}

/* ---------- services ---------- */
.eng-be .projets {
    background: #F7F3EA;
}

.eng-be .projets .section-header h2,
.eng-be .cases .section-header h2 {
    color: #0A5048;
}

/* ---------- gages de qualité ---------- */
.eng-be .qualities {
    padding: 4.5rem 0;
    background: #fff;
}

.eng-be .qualities .section-header h2 {
    color: #0A5048;
}

.eng-be .qualities-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.eng-be .quality {
    padding: 2rem;
    background: #F7F3EA;
    border: 1px solid #E4DED3;
    border-radius: 18px;
}

.eng-be .quality-visual {
    margin-bottom: 1.25rem;
}

.eng-be .quality-visual img {
    display: block;
    width: auto;
    max-width: 220px;
    max-height: 90px;
    height: auto;
    object-fit: contain;
}

.eng-be .quality p {
    color: #4A5350;
    text-align: left;
}

/* ---------- pourquoi enerev / partenaires ---------- */
.eng-be .mission,
.eng-case .partners {
    background: #F7F3EA;
}

.eng-be .partners {
    background: #fff;
}

/* ---------- études de cas (cartes) ---------- */
.eng-be .cases {
    padding: 4.5rem 0;
    background: #F7F3EA;
}

.cases__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.case-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #fff;
    border: 1px solid #E4DED3;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(11, 43, 41, 0.06);
}

.case-card__image img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.case-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 0.9rem;
    padding: 1.6rem;
}

.case-card__tag {
    align-self: flex-start;
    padding: 0.2rem 0.75rem;
    color: #0A5048;
    background: #F0F8F6;
    border: 1px solid #CFE6E1;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.case-card h3 {
    margin: 0;
    color: #0A5048;
    font-size: 1.25rem;
    line-height: 1.3;
}

.case-card p {
    margin: 0;
    color: #4A5350;
}

.case-card__stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.6rem;
    margin: 0;
    padding: 0 !important;
    list-style: none;
}

.case-card__stats li {
    padding: 0.7rem 0.6rem;
    color: #4A5350;
    background: #F0F8F6;
    border-radius: 12px;
    font-size: 0.8rem;
    line-height: 1.35;
    text-align: center;
}

.case-card__stats strong {
    display: block;
    color: #0A5048;
    font-size: 1.02rem;
}

.case-card .res-link {
    margin-top: auto;
    box-shadow: none;
}

.eng-be .cases .process-cta {
    margin-top: 2.5rem;
    text-align: center;
}

@media (max-width: 900px) {
    .cases__grid,
    .eng-be .qualities-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 520px) {
    .case-card__stats {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* ---------- pages d'étude de cas : chiffres clés ---------- */
.eng-case .case-stats {
    padding: 2.5rem 1.25rem;
    background: #F7F3EA;
    border-bottom: 1px solid #E4DED3;
}

.case-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    max-width: 1100px;
    margin: 0 auto;
}

.case-stat {
    padding: 1.4rem 1.1rem;
    background: #fff;
    border: 1px solid #E4DED3;
    border-radius: 18px;
    text-align: center;
}

.case-stat__value {
    margin: 0 0 0.3rem;
    padding: 0 !important;
    color: #0A5048;
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.25;
}

.case-stat__label {
    margin: 0;
    padding: 0 !important;
    color: #4A5350;
    font-size: 0.92rem;
    line-height: 1.4;
}

@media (max-width: 900px) {
    .case-stats__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .case-stats__grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* ---------- pages d'étude de cas : texte ---------- */
.eng-case #section-txt {
    max-width: 820px;
    margin: 0 auto;
    padding: 3rem 1.25rem 4rem;
    background: #fff;
}

.eng-case #section-txt h2 {
    margin: 2.4rem 0 0.6rem;
    color: #0A5048;
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.25;
    text-align: left;
}

.eng-case #section-txt h2:first-of-type {
    margin-top: 0;
}

.eng-case #section-txt p,
.eng-case #section-txt li {
    color: #4A5350;
}

.eng-case #section-txt p,
.eng-case #section-txt ul {
    padding: 0.5rem 0;
}

.eng-case #section-txt ul {
    margin-left: 1.5rem;
}

.eng-case #section-txt ol {
    margin-left: 1.5rem;
    padding: 0.5rem 0 0.5rem 1.2rem !important;
}

.eng-case #section-txt li {
    padding: 0.35rem 0;
}

.eng-case #section-txt li strong {
    color: #0A5048;
}

.eng-case #data-key {
    margin: 1.5rem 0 0;
    padding: 1.1rem 1.4rem !important;
    color: #1B1C1A;
    background: #F0F8F6;
    border-left: 4px solid #0D8A7E;
    border-radius: 12px;
}

.eng-case .results-table {
    background: #fff;
    border: 1px solid #E4DED3;
    border-radius: 14px;
    overflow: hidden;
}

.eng-case .results-table th {
    color: #fff;
    background: #0A5048;
}

.eng-case .results-table td {
    color: #4A5350;
    border-top: 1px solid #E4DED3;
}

.eng-case .results-table tbody tr:nth-child(even) {
    background: #F7F3EA;
}

.eng-case .results-table td:last-child {
    background: #F0F8F6;
}

.eng-case .results-table strong {
    color: #0A5048;
}

.eng-case .process-cta {
    margin-top: 2.5rem;
    text-align: center;
}

.eng-case .partners {
    padding: 4rem 0;
}

.eng-case .res-links {
    margin-top: 2.5rem;
}

/* ---------- Présentation : texte à gauche, photo à droite (comme la page Professionnel) ---------- */
.eng-page .pro-intro {
    padding: 3.5rem 1.25rem 1.5rem;
    background: #fff;
}

.eng-page .pro-intro__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
    max-width: 1180px;
    margin: 0 auto;
}

.eng-page .pro-intro__title {
    margin: 0 0 1rem;
    color: #0A5048;
    font-size: clamp(1.9rem, 3.2vw, 2.7rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

.eng-page .pro-intro__tag {
    margin: 0 0 1.1rem;
    color: #0B2B29;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    line-height: 1.45;
    text-transform: uppercase;
}

.eng-page .pro-intro__lead {
    margin: 0 0 1.6rem;
    color: #4A5350;
    font-size: 1.1rem;
    line-height: 1.7;
}

.eng-page .pro-intro__visual img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 18px 44px rgba(11, 43, 41, 0.18);
}

@media (max-width: 900px) {
    .eng-page .pro-intro {
        padding-top: 2rem;
    }

    .eng-page .pro-intro__grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 2rem;
    }
}

/* ---------- « Ils nous font déjà confiance » : 6 logos rognés, grands, visibles ensemble ---------- */
.partners-band {
    padding: 3.5rem 1.25rem;
    background: #fff;
}

.eng-case .partners-band {
    background: #F7F3EA;
}

.partners-band h2 {
    margin: 0 0 2rem;
    color: #0A5048;
    font-size: clamp(1.5rem, 2.4vw, 1.9rem);
    font-weight: 600;
    text-align: center;
}

.partners-band__list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    max-width: 980px;
    margin: 0 auto;
    padding: 0 !important;
    list-style: none;
}

.partners-band__list li {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 112px;
    padding: 0.8rem 1.4rem;
    background: #fff;
    border: 1px solid #E4DED3;
    border-radius: 14px;
}

.partners-band__list img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 78px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.92;
    transition: filter 0.3s ease, opacity 0.3s ease;
}

.partners-band__list li:hover img {
    filter: none;
    opacity: 1;
}

@media (max-width: 640px) {
    .partners-band__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.7rem;
    }

    .partners-band__list li {
        height: 92px;
        padding: 0.6rem 0.9rem;
    }
}

/* Chiffres clés des études de cas : plus grands et plus gras (demande du 2026-10-13) */
.case-stat__value {
    font-size: 1.75rem;
    font-weight: 800;
}

.case-stat__label {
    font-size: 0.98rem;
}