.structural-light-wrapper {
    color: var(--primary-dark);
    line-height: 1.6;
    padding: 6rem 0;
    min-height: 100vh;
}

.blueprint-frame {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

.blueprint-hero {
    border-top: 3px solid var(--primary-dark);
    padding-top: clamp(2rem, 4vw, 4rem);
    margin-bottom: 6rem;
}

.display-headline {
    font-size: clamp(2.5rem, 5vw, 5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin: 0 0 1.5rem 0;
    max-width: 18ch;
    color: var(--primary-dark);
}

.hero-paragraph {
    font-size: clamp(1.2rem, 1.6vw, 1.4rem);
    color: var(--neutral-mid);
    max-width: 58ch;
    margin: 0;
}

.structural-btn-sm {
    display: inline-flex;
    align-items: center;
    background-color: transparent;
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
    border-radius: var(--border-radius);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all var(--transition-speed) ease;
}

.structural-btn-sm:hover {
    background-color: var(--primary-dark);
    color: var(--neutral-bg);
}

.empty-state-panel {
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--neutral-light);
    border: 1px dashed var(--border-hairline);
    border-radius: var(--border-radius);
}

/* --- Portfolio Archive List --- */
.portfolio-list {
    display: flex;
    flex-direction: column;
    gap: 8rem; /* Intentional breathing room between corporate engineering profiles */
    margin-top: 4rem;
}

.portfolio-item {
    display: grid;
    grid-template-columns: 1.2fr 1fr; /* Asymmetric balance pulling focus to the asset */
    gap: 4rem;
    align-items: center;
}

.portfolio-item.item-even .portfolio-image {
    order: 2; /* Maintains your alternating split-screen row matrix */
}

.portfolio-image img {
    width: 100%;
    display: block;
    border: 1px solid var(--border-hairline);
    border-radius: var(--border-radius);
    box-shadow: none; /* Scrubbed legacy fuzzy shadow blobs */
    transition: border-color var(--transition-speed) ease;
}

/* Hard text/border selection states only—no performance-heavy scale popping */
.portfolio-image img:hover {
    border-color: var(--primary-dark);
    transform: none;
    box-shadow: none;
}

.portfolio-content .project-date {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--neutral-mid);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 0.5rem 0;
}

.portfolio-content h3 {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--primary-dark);
    margin: 0 0 0.5rem 0;
    line-height: 1.15;
}

.portfolio-content .project-tech {
    font-family: monospace;
    font-style: normal; /* Eradicated the cheap agency italics */
    font-size: 0.85rem;
    color: var(--neutral-mid);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-content .project-description {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--neutral-mid);
    margin-bottom: 2rem;
}

.no-projects {
    text-align: center;
    padding: 6rem 2rem;
    font-family: monospace;
    color: var(--neutral-mid);
}


/* --- Portfolio Dynamic Case Study Details --- */
.project-detail-header {
    text-align: left; /* Shifted from generic center block to crisp editorial profile */
    border-bottom: 1px solid var(--border-hairline);
    padding-bottom: 2rem;
    margin-bottom: 4rem;
}

.project-detail-header h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 0 0 0.5rem 0;
    color: var(--primary-dark);
}

.project-detail-header .project-meta {
    font-family: monospace;
    color: var(--neutral-mid);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

/* Smooth wrapper framing for your existing slideshow engine */
.project-detail .slideshow-container {
    border: 1px solid var(--border-hairline);
    border-radius: var(--border-radius);
    background-color: var(--neutral-light);
    margin-bottom: 4rem;
}

.project-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
    align-items: start;
}

.project-description h2 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--primary-dark);
    margin: 0 0 1.25rem 0;
}

.project-description p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--neutral-mid);
    margin-bottom: 1.5rem;
}

/* Split Metadata Line Accent Sidebar */
.project-sidebar {
    border-left: 1px solid var(--border-hairline);
    padding-left: 3rem;
}

.project-sidebar h3 {
    font-family: monospace;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 0 0 0.75rem 0;
}

.project-sidebar p {
    font-size: 1rem;
    color: var(--neutral-mid);
    line-height: 1.5;
    margin: 0 0 2.5rem 0;
}


/* ==========================================================================
   Responsive Architecture Overrides
   ========================================================================== */
@media (max-width: 868px) {
    .portfolio-list {
        gap: 5rem;
    }

    .portfolio-item {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .portfolio-item.item-even .portfolio-image {
        order: 0; /* Snaps image layouts cleanly back to top on mobile viewports */
    }

    /* Keeps structural alignment unified rather than lazily centering long technical copy */
    .portfolio-content {
        text-align: left;
    }

    .project-detail-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .project-sidebar {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--border-hairline);
        padding-top: 2.5rem;
        margin-top: 1rem;
    }
}