/* ============================================================
 * Travel Advantage — Page /etudes-de-cas/
 * Les 6 voyages réels de Loïc avec chiffres.
 * ============================================================ */

/* ── HERO ── */
.cas-hero {
    position: relative;
    padding: 8rem 0 4rem;
    background:
        linear-gradient(135deg, rgba(15, 36, 68, 0.82) 0%, rgba(30, 58, 138, 0.85) 50%, rgba(15, 36, 68, 0.92) 100%),
        url('https://images.unsplash.com/photo-1488646953014-85cb44e25828?w=2000&q=80&auto=format&fit=crop') center/cover;
    color: #fff;
    text-align: center;
}

.cas-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(10, 20, 40, 0.35) 100%);
    pointer-events: none;
}

.cas-hero .conteneur {
    position: relative;
    z-index: 2;
}

.cas-eyebrow {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(214, 177, 94, 0.15);
    border: 1px solid rgba(214, 177, 94, 0.45);
    color: #d6b15e;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 999px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.04em;
}

.cas-titre {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: clamp(1.9rem, 4.2vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    max-width: 850px;
    margin: 0 auto 1.5rem;
    letter-spacing: -0.02em;
}

.cas-intro {
    font-size: clamp(1.05rem, 1.8vw, 1.2rem);
    line-height: 1.6;
    max-width: 720px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.92);
}

.cas-citation {
    max-width: 700px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    background: rgba(214, 177, 94, 0.12);
    border-left: 4px solid #d6b15e;
    border-radius: 8px;
    font-size: clamp(0.95rem, 1.6vw, 1.1rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.95);
    text-align: left;
    font-style: italic;
}

.cas-citation strong {
    color: #d6b15e;
}

/* ── GRILLE 6 VOYAGES ── */
.cas-grille {
    background: #fafaf7;
}

.cas-grille .conteneur {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.cas-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 35px rgba(15, 36, 68, 0.08);
    border: 1px solid rgba(15, 36, 68, 0.06);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
}

.cas-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px rgba(15, 36, 68, 0.15);
}

.cas-card-premium {
    border: 2px solid #d6b15e;
    box-shadow: 0 12px 35px rgba(214, 177, 94, 0.18);
}

.cas-card-photo {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(135deg, #0f2444 0%, #2563eb 100%);
}

.cas-card-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.cas-card:hover .cas-card-photo img {
    transform: scale(1.05);
}

.cas-card-date {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(15, 36, 68, 0.9);
    color: #fff;
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 999px;
    letter-spacing: 0.03em;
    backdrop-filter: blur(8px);
}

.cas-card-premium-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #d6b15e;
    color: #0f2444;
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 999px;
    letter-spacing: 0.03em;
    box-shadow: 0 4px 12px rgba(214, 177, 94, 0.4);
}

.cas-card-corps {
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cas-card-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(15, 36, 68, 0.06);
    color: #475569;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 999px;
    margin-bottom: 0.8rem;
    letter-spacing: 0.02em;
    align-self: flex-start;
}

.cas-card-corps h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: #0f2444;
    margin: 0 0 0.8rem;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.cas-recit {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.6;
    margin: 0 0 1.5rem;
    flex: 1;
}

/* ── CHIFFRES ── */
.cas-chiffres {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding-top: 1.2rem;
    border-top: 1px solid #f1f5f9;
}

.chiffre-bloc {
    text-align: center;
    padding: 0.5rem;
}

.chiffre-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.3rem;
}

.chiffre-montant {
    display: block;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 800;
    color: #475569;
    line-height: 1;
}

.chiffre-vip .chiffre-label,
.chiffre-vip .chiffre-montant {
    color: #b8954a;
}

.chiffre-eco .chiffre-label {
    color: #16a34a;
}

.chiffre-eco .chiffre-montant {
    color: #16a34a;
    font-weight: 900;
}

/* ── TOTAL ── */
.cas-total {
    background: linear-gradient(180deg, #0f2444 0%, #1e3a8a 100%);
}

.couleur-blanc { color: #fff !important; }

.total-tableau {
    margin-top: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 14px;
    padding: 2rem;
    border: 1px solid rgba(214, 177, 94, 0.2);
}

.total-ligne {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
}

.total-ligne:last-child {
    border-bottom: none;
}

.total-ligne strong {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.2rem;
    color: #fff;
    font-weight: 800;
}

.total-ligne-highlight {
    background: linear-gradient(90deg, rgba(214, 177, 94, 0.15), rgba(214, 177, 94, 0.05));
    margin: 0.5rem -1rem;
    padding: 1.2rem 1rem;
    border-radius: 8px;
    border-bottom: none !important;
}

.total-ligne-highlight strong {
    color: #d6b15e;
    font-size: 1.5rem;
}

.total-ligne-net {
    background: linear-gradient(90deg, rgba(22, 163, 74, 0.2), rgba(22, 163, 74, 0.05));
    margin: 0.5rem -1rem 0;
    padding: 1.5rem 1rem;
    border-radius: 8px;
    border-bottom: none !important;
}

.total-ligne-net strong {
    color: #4ade80;
    font-size: 1.7rem;
}

/* ── BONUS ── */
.cas-bonus {
    background: linear-gradient(180deg, #ffffff 0%, #fafaf7 100%);
}

.bonus-card {
    background: linear-gradient(135deg, #fffbf0 0%, #fdf4d8 100%);
    border: 2px solid #d6b15e;
    border-radius: 16px;
    padding: 3rem 2.5rem;
    box-shadow: 0 15px 50px rgba(214, 177, 94, 0.2);
    text-align: center;
}

.bonus-eyebrow {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(15, 36, 68, 0.1);
    color: #0f2444;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 999px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.04em;
}

.bonus-card h2 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    color: #0f2444;
    margin: 0 0 1.5rem;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.bonus-card p {
    font-size: 1.05rem;
    color: #334155;
    line-height: 1.65;
    margin: 0 0 1.2rem;
}

.bonus-citation {
    margin-top: 2rem !important;
    font-style: italic;
    font-size: 1.1rem !important;
    color: #0f2444 !important;
    background: rgba(15, 36, 68, 0.05);
    padding: 1.2rem 1.5rem;
    border-left: 3px solid #0f2444;
    border-radius: 6px;
    text-align: left;
}

.bonus-citation strong {
    color: #b8954a;
}

/* ── CTA SECTION ── */
.cta-section {
    background: linear-gradient(180deg, #fafaf7 0%, #ffffff 100%);
}

.btn-grand {
    padding: 1.2rem 2.5rem !important;
    font-size: 1.1rem !important;
    display: inline-block;
}

.comparatif-fineprint {
    font-size: 0.85rem;
    color: #64748b;
}

.bg-gris-clair {
    background: #fafaf7;
}

.email-fallback-section h3 {
    font-size: 1.5rem;
    color: #0f2444;
    margin-bottom: 1rem;
}

.email-fallback-section p {
    font-size: 1rem;
    color: #475569;
    line-height: 1.6;
}

.btn-secondaire {
    background: #0f2444;
    color: #fff !important;
    padding: 0.9rem 2rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-secondaire:hover {
    background: #1e3a8a;
    transform: translateY(-2px);
}

/* ── DISCLAIMER ── */
.cas-disclaimer {
    background: #fafaf7;
    padding: 2.5rem 0 4rem !important;
}

.texte-petit {
    font-size: 0.82rem;
    color: #64748b;
    line-height: 1.55;
    text-align: center;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
    .cas-grille .conteneur {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .cas-hero {
        padding: 6rem 0 3rem;
    }
    .cas-citation {
        padding: 1.2rem 1.5rem;
    }
    .cas-card-corps {
        padding: 1.5rem;
    }
    .cas-chiffres {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.3rem;
    }
    .chiffre-montant {
        font-size: 0.95rem;
    }
    .total-ligne {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
    }
    .total-ligne strong {
        font-size: 1.3rem;
    }
    .total-ligne-highlight strong {
        font-size: 1.4rem;
    }
    .total-ligne-net strong {
        font-size: 1.5rem;
    }
    .bonus-card {
        padding: 2rem 1.5rem;
    }
}