/* ========== QUALITY CONTENT ========== */
.quality-content {
    padding: var(--spacing-lg) 0;
    background: var(--color-white);
}

.content-block {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    margin-left: auto;
    margin-right: auto;
}

/* Timeline Marker */
.block-marker {
    flex-shrink: 0;
    width: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.marker-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 4px solid var(--color-white);
    box-shadow: 0 0 0 2px var(--color-primary);
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.marker-line {
    flex: 1;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-gray-100));
    margin-top: 8px;
    min-height: 100%;
}

.content-block:last-of-type .marker-line {
    display: none;
}

/* Content Styling */
.block-content {
    flex: 1;
    padding-bottom: var(--spacing-md);
}

.block-content h2 {
    font-size: 1.75rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.block-content h3 {
    font-size: 1.4rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-xs);
}

.block-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-gray-700);
}

/* Certification Badge */
.certification-badge {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-mint), var(--color-white));
    border-radius: 8px;
    margin-bottom: var(--spacing-sm);
}

.certification-badge i {
    font-size: 2rem;
    line-height: 1;
    color: var(--color-primary);
}

.certification-badge h3 {
    margin: 0 0 4px 0;
}

.certification-badge p {
    margin: 0;
    font-size: 0.95rem;
}

.quality-features {
    list-style: none;
    padding-left: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xs);
}

.quality-features li {
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    color: var(--color-gray-700);
}

.quality-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Quality Stages */
.quality-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.quality-stage {
    margin-bottom: var(--spacing-md);
    transition: var(--transition-normal);
}

.stage-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.stage-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-weight: 800;
    font-size: 1rem;
    flex-shrink: 0;
}

.stage-header h4 {
    margin: 0;
    color: var(--color-navy);
    font-size: 1.15rem;
}

.quality-stage p {
    margin: 0;
    padding-left: 3.5rem;
}

/* Reverse Engineering */
.highlight-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--spacing-md);
}

.process-flow {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    padding: var(--spacing-md);
    background: var(--color-gray-100);
    border-radius: 8px;
}

.flow-step {
    padding: 0.5rem 1rem;
    background: var(--color-white);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-navy);
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
}

.flow-arrow {
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Standards Grid */
.standards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.standard-item {
    padding: var(--spacing-sm);
    background: var(--color-gray-100);
    border-radius: 6px;
    text-align: center;
}

.standard-item strong {
    display: block;
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.standard-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-gray-700);
}

/* Guarantee Box */
.guarantee-box {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-secondary), var(--color-white));
    border-radius: 8px;
}

.guarantee-box h3 {
    color: var(--color-navy);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.guarantee-box p {
    margin: 0;
    color: var(--color-gray-800);
}

/* Quality CTA */
.quality-cta {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-white));
    border-radius: 12px;
    margin-top: var(--spacing-lg);
    border: 1px solid var(--color-primary);
}

.quality-cta h2 {
    font-size: 2rem;
    color: var(--color-navy);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.quality-cta p {
    font-size: 1.1rem;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.block-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.block-images img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    object-fit: cover;
    aspect-ratio: 3/4;
}

.block-images img:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .content-block {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }

    .block-marker {
        width: 30px;
    }

    .marker-dot {
        width: 16px;
        height: 16px;
    }

    .block-content h2 {
        font-size: 1.5rem;
    }

    .quality-stage p {
        padding-left: 0;
    }

    .process-flow {
        flex-direction: column;
        align-items: center;
    }

    .certification-badge {
        flex-direction: column;
        align-items: start;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .standards-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .quality-grid {
        grid-template-columns: repeat(1, 1fr);
        gap: var(--spacing-sm);
    }

    .quality-cta h2 {
        font-size: 1.5rem;
    }

    .quality-cta {
        padding: var(--spacing-md);
        margin-top: var(--spacing-sm);
    }
}