/* =========================================
   B2B ENGINEERING SERVICES LANDING PAGE
   Tension ONE LLC
   ========================================= */

/* --- 1. HERO SECTION --- */
.service-hero {
    position: relative;
    background: linear-gradient(rgba(11, 28, 58, 0.9), rgba(11, 28, 58, 0.95)), url('../img/post-tension-slab-texas-large.webp') center/cover no-repeat;
    padding: 140px 20px;
    text-align: center;
    color: #ffffff;
    border-bottom: 5px solid #b52a2a;
}

.hero-inner {
    max-width: 900px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-block; 
    color: #cbd5e0;
    font-size: 0.9rem; 
    font-weight: 700; 
    text-transform: uppercase;
    letter-spacing: 3px; 
    margin-bottom: 20px; 
    border-bottom: 2px solid #b52a2a;
    padding-bottom: 5px;
}

.service-hero h1 { 
    font-size: 3.5rem; 
    font-weight: 800; 
    margin-bottom: 24px; 
    line-height: 1.15; 
    letter-spacing: -1px;
}

.service-hero p { 
    font-size: 1.25rem; 
    color: #e2e8f0; 
    margin: 0 auto 40px; 
    line-height: 1.6; 
}

/* Bouton Hero */
.btn-hero {
    display: inline-block; 
    background: #b52a2a; 
    color: #ffffff; 
    padding: 16px 40px;
    font-size: 1.1rem; 
    font-weight: 700; 
    border-radius: 4px;
    text-decoration: none; 
    transition: all 0.3s ease;
    border: 1px solid #b52a2a;
}

.btn-hero:hover { 
    background: transparent; 
    color: #ffffff; 
}

/* --- 2. MISSIONS SECTIONS --- */
.mission-wrapper { 
    padding: 100px 20px; 
    background: #ffffff; 
}

.mission-wrapper.bg-light { 
    background: #f8fafc; 
    border-top: 1px solid #f1f5f9; 
    border-bottom: 1px solid #f1f5f9; 
}

.mission-container {
    max-width: 1250px; 
    margin: 0 auto;
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 80px; 
    align-items: center;
}

.mission-wrapper.bg-light .mission-container { direction: rtl; }
.mission-wrapper.bg-light .mission-content, 
.mission-wrapper.bg-light .mission-visuals { direction: ltr; }

.mission-label {
    font-size: 0.85rem; 
    font-weight: 700; 
    color: #64748b;
    text-transform: uppercase; 
    letter-spacing: 2px; 
    margin-bottom: 15px; 
    display: block;
}

.mission-content h2 { 
    font-size: 2.4rem; 
    color: #0f172a; 
    margin-bottom: 25px; 
    line-height: 1.2; 
    font-weight: 800;
}

.mission-content > p { 
    font-size: 1.1rem; 
    color: #475569; 
    line-height: 1.7; 
    margin-bottom: 40px; 
}

/* --- NOUVEAU STYLE DE LISTE (SIMPLE & PRO) --- */
.simple-list {
    display: flex;
    flex-direction: column;
    gap: 25px; /* Espacement aéré entre les points */
}

.list-item {
    padding-left: 0;
}

.list-item h4 {
    color: #0f172a;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.list-item p {
    color: #475569;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

/* --- IMAGES --- */
.mission-visuals { width: 100%; }

.img-card {
    background: #ffffff; 
    padding: 8px; 
    border: 1px solid #e2e8f0;
    margin-bottom: 25px;
}

.img-card img { 
    width: 100%; 
    height: auto; 
    display: block; 
}

.img-caption {
    color: #64748b; 
    padding: 10px 0 5px;
    font-size: 0.85rem; 
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    font-weight: 600;
}

.dual-images { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 20px; 
}

/* --- 4. B2B CTA SECTION (CORRIGÉE : 1 SEULE COLONNE) --- */
.b2b-cta { 
    /* Dégradé Rouge Tension ONE */
    background: linear-gradient(135deg, #b52a2a 0%, #7f1d1d 100%); 
    padding: 100px 20px; 
    text-align: center;
    color: #ffffff;
}

.cta-wrapper {
    max-width: 800px;
    margin: 0 auto; /* Centré parfaitement */
    display: flex;
    flex-direction: column;
    align-items: center; /* Aligne tout au centre */
}

.b2b-cta h3 { 
    font-size: 2.8rem; 
    color: #ffffff; 
    font-weight: 800;
    margin-bottom: 25px;
    line-height: 1.2;
}

.b2b-cta p { 
    font-size: 1.2rem; 
    color: #fca5a5; /* Rouge très clair */
    line-height: 1.6; 
    margin-bottom: 40px; 
    max-width: 700px;
}

/* Bouton CTA Blanc */
.btn-contact {
    display: inline-block; 
    background: #ffffff; 
    color: #b52a2a; 
    padding: 18px 50px;
    font-size: 1.1rem; 
    font-weight: 700; 
    border-radius: 4px;
    text-decoration: none; 
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.btn-contact:hover { 
    background: #0f172a; 
    color: #ffffff; 
    transform: translateY(-2px);
}

/* --- RESPONSIVE MOBILE --- */
@media (max-width: 992px) {
    .mission-container { 
        grid-template-columns: 1fr; 
        gap: 50px; 
    }
    
    .mission-wrapper.bg-light .mission-container { direction: ltr; }
    
    .service-hero h1 { font-size: 2.5rem; }
    
    .dual-images { grid-template-columns: 1fr; gap: 15px; }
}