/* assets/css/supply-chain.css */

/* --- Hero Section --- */
.supply-hero {
    padding: 14rem 0 8rem 0;
    background-color: var(--clr-primary);
    color: #FFF;
    background-image: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.95)),
        url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?q=80&w=2070&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    border-bottom: 4px solid var(--clr-secondary);
}

.supply-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: #FFF;
    margin-bottom: 1.5rem;
}

.hero-lead {
    font-size: 1.25rem;
    color: var(--clr-accent);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

/* --- Flow Container (Vertical Journey) --- */
.flow-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 3rem;
}

/* The Connecting Line */
.flow-container::before {
    content: '';
    position: absolute;
    left: 1.45rem;
    /* Aligns with the center of the icons */
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--clr-border);
    z-index: 1;
}

.flow-stage {
    position: relative;
    margin-bottom: 4rem;
    background: #FFF;
    border: 1px solid var(--clr-border);
    padding: 2.5rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.02);
    transition: transform 0.3s ease, border-color 0.3s ease;
    z-index: 2;
}

.flow-stage:last-child {
    margin-bottom: 0;
}

.flow-stage:hover {
    transform: translateX(10px);
    border-color: var(--clr-secondary);
}

.stage-icon {
    position: absolute;
    left: -4.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background-color: var(--clr-bg-alt);
    border: 2px solid var(--clr-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--clr-primary);
    z-index: 3;
    transition: all 0.3s ease;
}

.flow-stage:hover .stage-icon {
    background-color: var(--clr-primary);
    color: #FFF;
    border-color: var(--clr-primary);
}

.highlight-stage {
    border-left: 4px solid var(--clr-secondary);
}

.highlight-stage .stage-icon {
    background-color: var(--clr-secondary);
    color: #FFF;
    border-color: var(--clr-secondary);
}

.stage-content h3 {
    font-size: 1.5rem;
    color: var(--clr-primary);
    margin-bottom: 0.75rem;
}

.stage-content p {
    font-size: 1rem;
    color: var(--clr-text-main);
    line-height: 1.6;
    margin: 0;
}

/* --- Security Section --- */
.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.security-text h2 {
    font-size: 2.5rem;
    color: var(--clr-primary);
    margin-bottom: 1.5rem;
}

.security-list {
    list-style: none;
    padding: 0;
}

.security-list li {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--clr-border);
    font-size: 1.05rem;
    color: var(--clr-text-main);
    line-height: 1.6;
}

.security-list li strong {
    display: block;
    color: var(--clr-primary);
    margin-bottom: 0.25rem;
}

.security-visual {
    position: relative;
}

.tracking-badge {
    position: absolute;
    bottom: -1.5rem;
    right: 2rem;
    background-color: #FFF;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 15px 30px rgba(10, 25, 47, 0.1);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--clr-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background-color: #2ECC71;
    /* Success Green */
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(46, 204, 113, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0);
    }
}

/* Responsive */
@media (max-width: 992px) {
    .security-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    .flow-container {
        padding-left: 2rem;
    }

    .flow-container::before {
        left: 0.5rem;
    }

    .stage-icon {
        width: 40px;
        height: 40px;
        left: -2.5rem;
        font-size: 1rem;
    }

    .flow-stage {
        padding: 1.5rem;
    }
}