/**
 * SWARCS ENGINEERING - CASE STUDIES ARCHITECTURE
 * (c) 2006-2026 Software Architectures and Solutions d.o.o. Novi Sad.
 * All Rights Reserved.
 *
 * MODULE: ENTERPRISE CASE STUDIES INTERFACE
 * Implements architectural showcase components:
 * - Parallax Hero header aligned with system page standards.
 * - Project Filter System & Grid featuring dark-card aesthetics.
 * - Key Metrics Display with high-contrast accent highlights.
 * - Technical Stack & Deliverables itemized breakdown.
 * - Architectural Domains & Forensic Capabilities matrix.
 */

/* ==========================================================================
   GLOBAL PAGE CONFIGURATION
   ========================================================================== */
.case-studies-page {
    background-color: var(--bg-black);
    color: var(--text-primary);
    overflow-x: hidden;
}

.case-studies-page .main-content-bg {
    background-color: var(--bg-black);
}

/* ==========================================================================
   HERO SECTION & BREADCRUMB
   ========================================================================== */
.case-studies-page .page-hero-parallax {
    padding: 180px 0;
    background-image: url('../images/services_bck_big.webp');
    background-size: cover;
    background-position: center;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.case-studies-page .hero-content-inner {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 100%;
}

.case-studies-page .page-hero-parallax .emphasis-text {
    font-family: 'Neuropolitical', sans-serif !important;
    font-size: 40px !important;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.1;
    text-transform: uppercase;
    text-shadow: var(--ts-hero-outline);
}

.case-studies-page .hero-subtitle {
    display: block;
    font-family: 'Lato', sans-serif !important;
    font-size: 20px;
    font-style: italic;
    color: var(--text-primary);
    margin-top: 15px;
    font-weight: 300;
    text-shadow: var(--ts-hero-outline);
}

.case-studies-page .breadcrumb-nav {
    font-family: 'Lato', sans-serif !important;
    font-size: 13px;
    text-transform: capitalize;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.case-studies-page .breadcrumb-nav a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.case-studies-page .breadcrumb-nav a:hover {
    color: var(--accent-blue);
}

.case-studies-page .breadcrumb-nav .separator {
    margin: 0 8px;
}

/* ==========================================================================
   FILTER NAVIGATION
   ========================================================================== */
.case-studies-filter {
    padding: 40px 0 20px;
    background-color: var(--bg-black);
}

.case-studies-filter .filter-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

.case-studies-filter .filter-btn {
    font-family: 'Neuropolitical', sans-serif;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-dark);
    padding: 10px 22px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.case-studies-filter .filter-btn:hover,
.case-studies-filter .filter-btn.active {
    color: var(--text-primary);
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.03);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   CASE STUDIES GRID & CARDS
   ========================================================================== */
.case-studies-section {
    padding: 60px 0 100px;
    background-color: var(--bg-black);
}

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.case-card,
.case-study-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
}

.case-card:hover,
.case-study-card:hover {
    border-color: #333;
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.7);
}

.case-card .card-media {
    position: relative;
    width: 100%;
    height: 280px;
    background: #050505;
    overflow: hidden;
    border-bottom: 1px solid var(--border-dark);
}

.case-card .card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.case-card:hover .card-media img {
    transform: scale(1.04);
    opacity: 1;
}

.case-card .card-category {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--bg-black);
    border: 1px solid var(--accent-blue);
    color: var(--text-primary);
    font-family: 'Neuropolitical', sans-serif;
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 6px 14px;
    z-index: 2;
}

.case-card .card-body,
.case-study-card {
    padding: 40px;
    background-color: var(--bg-black);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.case-card .card-number,
.case-study-card .card-number {
    font-family: 'Neuropolitical', sans-serif;
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.case-card .card-title,
.case-study-card .card-title {
    font-family: 'Neuropolitical', sans-serif !important;
    font-size: 22px !important;
    color: var(--text-primary);
    margin: 0 0 10px 0;
    line-height: 1.3;
}

.case-card .card-subtitle,
.case-study-card .card-subtitle {
    font-family: 'Lato', sans-serif !important;
    font-size: 15px;
    color: var(--text-muted);
    font-weight: 300;
    margin-bottom: 20px;
}

.case-card .heading-underline {
    width: 35px;
    height: 2px;
    background-color: var(--accent-blue);
    margin: 0 0 25px 0;
}

.case-card .card-desc,
.case-study-card .card-summary {
    font-family: 'Lato', sans-serif !important;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

/* ==========================================================================
   METRICS METADATA PANEL
   ========================================================================== */
.case-card .card-metrics {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 20px 0;
    margin-top: auto;
    border-top: 1px solid #111;
    border-bottom: 1px solid #111;
}

.case-card .metric-item {
    display: flex;
    flex-direction: column;
}

.case-card .metric-value {
    font-family: 'Neuropolitical', sans-serif;
    font-size: 20px;
    color: var(--accent-blue);
    line-height: 1.1;
}

.case-card .metric-label {
    font-family: 'Lato', sans-serif;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-top: 5px;
}

/* ==========================================================================
   TAGS & ACTION BUTTONS
   ========================================================================== */
.case-card .card-footer-action,
.case-study-card .card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 20px;
}

.case-card .tech-tags,
.case-study-card .card-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.case-card .tag,
.case-study-card .tag-badge {
    font-family: 'Lato', sans-serif;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-card .btn-swarcs-outline,
.case-study-card .card-cta-btn {
    display: inline-block;
    padding: 10px 22px;
    border: 1px solid #222;
    color: #888;
    text-decoration: none;
    font-family: 'Lato', sans-serif !important;
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    transition: all 0.3s ease;
}

.case-card .btn-swarcs-outline:hover,
.case-study-card .card-cta-btn:hover {
    border-color: var(--accent-blue);
    color: #fff;
    background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   CORE COMPETENCIES SECTION
   ========================================================================== */
.core-competencies-section {
    padding: 60px 0 40px;
    border-top: 1px solid var(--border-dark);
    margin-top: 60px;
}

.competencies-title {
    font-family: 'Neuropolitical', sans-serif !important;
    font-size: 16px !important;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 35px;
    text-align: center;
}

.competencies-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px 30px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.competencies-list li {
    font-family: 'Lato', sans-serif !important;
    font-size: 14px;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
    line-height: 1.5;
}

.competencies-list li::before {
    content: "■";
    position: absolute;
    left: 0;
    top: 1px;
    color: var(--accent-blue);
    font-size: 10px;
}

/* ==========================================================================
   RESPONSIVE ADAPTATIONS
   ========================================================================== */
@media (max-width: 991px) {
    .case-studies-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .case-card .card-body,
    .case-study-card {
        padding: 30px 25px;
    }

    .case-card .card-media {
        height: 220px;
    }

    .case-card .card-metrics {
        flex-direction: column;
        gap: 15px;
    }

    .case-card .card-footer-action,
    .case-study-card .card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .case-card .btn-swarcs-outline,
    .case-study-card .card-cta-btn {
        width: 100%;
        box-sizing: border-box;
        text-align: center;
    }
}