/* ==========================================================================
   PAGE MÉTHODOLOGIE - CHRONOLOGIE INTERACTIVE (TIMELINE EN 6 ÉTAPES)
   ========================================================================== */

/* Banner En-tête */
.page-banner {
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.90), rgba(5, 24, 43, 0.92)), url('../images/banner-methodologie.jpg') center/cover no-repeat;
    padding: 5rem 5%;
    text-align: center;
    color: var(--pure-white);
}

.banner-content h1 {
    color: var(--pure-white);
    font-size: 2.8rem;
    margin-bottom: 0.8rem;
}

.banner-content p {
    color: var(--technical-gray);
    font-size: 1.15rem;
    max-width: 750px;
    margin: 0 auto;
}

.section-padding { padding: 4.5rem 5%; }
.bg-light { background-color: var(--technical-gray); }

/* Introduction */
.methodology-intro {
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
}

.sub-title {
    display: inline-block;
    color: var(--accent-red);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.methodology-intro h2 {
    font-size: 2.2rem;
    margin-bottom: 1.2rem;
    color: var(--primary-blue);
}

/* Chronologie (Timeline) */
.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 3rem auto 0 auto;
    padding-left: 20px;
}

/* Ligne verticale de la timeline */
.timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 45px;
    width: 4px;
    height: 100%;
    background: var(--primary-blue);
    border-radius: 2px;
}

.timeline-step {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 70px;
}

.timeline-step:last-child {
    margin-bottom: 0;
}

/* Badge Étape */
.step-badge {
    position: absolute;
    left: 0;
    top: 0;
    width: 90px;
    height: 35px;
    background: var(--accent-red);
    color: var(--pure-white);
    font-size: 0.82rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    z-index: 2;
    box-shadow: 0 4px 10px rgba(217, 56, 30, 0.3);
}

/* Carte d'étape */
.step-card {
    background: var(--pure-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
    border-left: 5px solid var(--primary-blue);
    display: flex;
    gap: 1.8rem;
    align-items: flex-start;
    transition: var(--transition-smooth);
}

.step-card:hover {
    transform: translateX(8px);
    border-left-color: var(--accent-red);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.step-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--technical-gray);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
}

.step-card:hover .step-icon {
    background: var(--accent-red);
    color: var(--pure-white);
}

.step-content h3 {
    font-size: 1.35rem;
    color: var(--primary-blue);
    margin-bottom: 0.8rem;
}

.step-content p {
    font-size: 1rem;
    color: #475569;
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.step-bullets {
    list-style: none;
}

.step-bullets li {
    font-size: 0.92rem;
    color: #64748b;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.step-bullets i {
    color: #10b981; /* Vert de confirmation */
}

/* Engagements */
.commitments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.commitment-card {
    background: var(--pure-white);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    text-align: center;
    transition: var(--transition-smooth);
}

.commitment-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-red);
}

.commitment-icon {
    font-size: 2.2rem;
    color: var(--accent-red);
    margin-bottom: 1rem;
}

.commitment-card h3 {
    margin-bottom: 0.6rem;
    font-size: 1.25rem;
}

/* Call to Action */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-blue), #05182b);
    padding: 4.5rem 5%;
    text-align: center;
    color: var(--pure-white);
}

.cta-content h2 {
    color: var(--pure-white);
    font-size: 2.2rem;
    margin-bottom: 0.8rem;
}

.cta-content p {
    color: var(--technical-gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 2rem auto;
}

.btn-large {
    padding: 0.9rem 2.2rem;
    font-size: 1.05rem;
}

/* Responsivité Mobile */
@media (max-width: 768px) {
    .timeline-container::before { left: 20px; }
    .timeline-step { padding-left: 0; margin-top: 50px; }
    .step-badge { position: relative; margin-bottom: 15px; }
    .step-card { flex-direction: column; gap: 1rem; }
    .banner-content h1 { font-size: 2rem; }
}