:root {
    --primary-indigo: #2e2a85;     /* Exact Business Card Deep Blue/Indigo */
    --accent-green: #00a651;       /* Exact Business Card Corporate Green */
    --dark-neutral: #1e293b;       /* Dark slate text */
    --light-bg: #f8fafc;           /* Light gray tint */
}

/* --- Base Structural Settings --- */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-neutral);
    background-color: #ffffff;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* --- Navigation Header Controls --- */
header.navbar {
    background-color: #ffffff !important;
    border-bottom: 4px solid var(--accent-green);
    padding: 15px 0 !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.manntra-logo-container {
    text-decoration: none !important;
    display: inline-block;
}

.logo-main-title {
    color: var(--primary-indigo) !important;
    font-size: 2.2rem;
    font-weight: 900;
    margin: 0;
    line-height: 1;
}

.logo-sub-title {
    color: var(--accent-green) !important;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin: 4px 0 0 0;
    font-weight: 700;
    line-height: 1;
}

header.navbar .nav-link {
    font-weight: 600 !important;
    color: var(--primary-indigo) !important;
    font-size: 1rem;
    padding: 8px 16px !important;
    transition: all 0.2s ease;
}

header.navbar .nav-link:hover {
    color: var(--accent-green) !important;
}

.btn-corporate-green {
    background-color: var(--accent-green) !important;
    color: #ffffff !important;
    font-weight: 600 !important;
    padding: 10px 24px !important;
    border-radius: 4px !important;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    border: none !important;
    transition: background 0.2s ease;
    text-decoration: none !important;
    display: inline-block;
}

.btn-corporate-green:hover {
    background-color: #008540 !important;
}

/* --- Fluid Fluid Layout Architecture --- */
.hero-wrapper {
    background: linear-gradient(135deg, var(--primary-indigo) 0%, #171454 100%);
    color: #ffffff;
    padding: 80px 0;
    border-bottom: 5px solid var(--accent-green);
}

.badge-moulding {
    color: var(--accent-green);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 1px;
    margin-bottom: 15px;
    display: block;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-desc {
    color: #cbd5e1;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 30px;
}

.methodology-banner {
    background-color: rgba(255, 255, 255, 0.08);
    border-left: 4px solid var(--accent-green);
    padding: 15px;
    border-radius: 0 4px 4px 0;
}

.hero-link {
    color: #ffffff;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid var(--accent-green);
    padding-bottom: 3px;
    transition: all 0.2s ease;
}

.hero-link:hover {
    color: var(--accent-green);
    text-decoration: none;
}

/* --- Premium Sizing Sizing Box Container --- */
.image-container-card {
    width: 100%;
    max-width: 440px;
    background-color: #1a1840;
    border: 4px solid #ffffff;
    border-bottom: 8px solid var(--accent-green);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(0,0,0,0.25);
}

.image-container-card img {
    width: 100% !important;
    height: auto !important;
    object-fit: cover;
    display: block;
}

/* --- Summary Performance Ribbon --- */
.stats-section {
    background-color: var(--light-bg);
    padding: 50px 0;
    border-bottom: 1px solid #e2e8f0;
}

.stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--primary-indigo);
    margin: 0;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    display: block;
    margin-top: 6px;
}

/* --- Floating Communication Channel Trigger --- */
.whatsapp-floating-trigger {
    animation: pulseWhatsAppShadow 2s infinite;
}

.whatsapp-floating-trigger:hover {
    background-color: #128C7E !important;
    transform: scale(1.1) translateY(-4px);
    box-shadow: 0 10px 25px rgba(18, 140, 126, 0.5) !important;
    color: #ffffff !important;
}

@keyframes pulseWhatsAppShadow {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================================================
   📱 ADAPTIVE MEDIA BREAKPOINTS (Forces clean layouts on mobile)
   ========================================================================== */

@media (max-width: 991px) {
    /* Collapses Side-by-side elements down safely into single rows */
    .mobile-column-collapse {
        flex: 0 0 100% !important;
        max-width: 100% !important;
        text-align: center;
    }
    
    .hero-image-spacing {
        margin-top: 40px !important;
        display: flex;
        justify-content: center;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .methodology-banner {
        border-left: none;
        border-top: 4px solid var(--accent-green);
        border-radius: 4px;
    }
}

@media (max-width: 768px) {
    /* Formats the stats strip from 4 columns to stacked layouts */
    .stat-mobile-grid {
        flex: 0 0 50% !important;
        max-width: 50% !important;
        margin-bottom: 25px;
    }
    
    .rationale-mobile-grid {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }
    
    .whatsapp-floating-trigger {
        bottom: 20px !important;
        right: 20px !important;
        width: 54px !important;
        height: 54px !important;
    }
    
    .whatsapp-floating-trigger i {
        font-size: 1.8rem !important;
    }
}

@media (max-width: 480px) {
    .stat-mobile-grid {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }
    .hero-title {
        font-size: 1.8rem;
    }
}

.whatsapp-floating-trigger {
    animation: pulseWhatsAppShadow 2s infinite;
}
.whatsapp-floating-trigger:hover {
    background-color: #128C7E !important;
    transform: scale(1.1) translateY(-4px);
}
@keyframes pulseWhatsAppShadow {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}