/* ============================================
   PROCESSUS — timeline 4 étapes
   ============================================ */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    counter-reset: step;
}

.process-step {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 1.4rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s, opacity 0.6s ease;
}
.process-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--border-strong);
}

/* Trait de liaison entre étapes (desktop) */
.step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: var(--terracotta-soft);
    color: var(--terracotta-dark);
    margin-bottom: 1.1rem;
}

.process-step .step-content h3 {
    font-size: 1.08rem;
    font-weight: 600;
    margin-bottom: 0.45rem;
    color: var(--ink);
}
.process-step .step-content p {
    font-size: 0.92rem;
    color: var(--ink-soft);
    line-height: 1.5;
}

@media (max-width: 900px) {
    .process-timeline { grid-template-columns: 1fr 1fr; gap: 1rem; }
}
@media (max-width: 540px) {
    .process-timeline { grid-template-columns: 1fr; }
}