/* ==========================================================================
   JOCRA CASE STUDY DOSSIER DESIGN SYSTEM (v2.0)
   Institutional, high-end editorial architecture for forensic & intelligence dossiers.
   Alternating Tactical Dark and Editorial Light sections, minimal borders,
   glowing red accents, court-ready evidence tables, and mobile-first responsiveness.
   ========================================================================== */

:root {
    --cs-dark-deep: #05080C;
    --cs-dark-main: #090D14;
    --cs-dark-alt: #0E141F;
    --cs-dark-surface: #131A26;
    --cs-dark-surface-hover: #1A2434;
    --cs-light: #FFFFFF;
    --cs-light-alt: #F8FAFC;
    --cs-slate: #0F172A;
    --cs-slate-light: #1E293B;
    --cs-text-main: #334155;
    --cs-text-muted: #64748B;
    --cs-text-light: #F1F5F9;
    --cs-text-dark-muted: #94A3B8;
    --cs-red: #E63946;
    --cs-red-hover: #C1121F;
    --cs-red-glow: rgba(230, 57, 70, 0.2);
    --cs-green: #2D5A3D;
    --cs-green-light: #22C55E;
    --cs-border-light: rgba(15, 23, 42, 0.08);
    --cs-border-dark: rgba(255, 255, 255, 0.08);
    --cs-font-sans: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --cs-font-mono: 'JetBrains Mono', monospace;
}

/* 1. Global Container */
.cs-detail-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 768px) {
    .cs-detail-container {
        padding: 0 36px;
    }
}

@media (min-width: 1200px) {
    .cs-detail-container {
        padding: 0 48px;
    }
}

/* 2. Top Dossier Metadata Strip */
.cs-dossier-meta-strip {
    background: var(--cs-dark-deep);
    border-bottom: 1px solid var(--cs-border-dark);
    padding: 14px 0;
}

.cs-meta-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.cs-meta-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.cs-badge-id {
    font-family: var(--cs-font-mono);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--cs-red);
    background: rgba(230, 57, 70, 0.12);
    border: 1px solid rgba(230, 57, 70, 0.35);
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
}

.cs-badge-cat {
    font-size: 12px;
    font-weight: 600;
    color: #E2E8F0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cs-badge-loc {
    font-size: 12px;
    font-weight: 500;
    color: var(--cs-text-dark-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cs-badge-loc i {
    color: var(--cs-red);
}

.cs-badge-confidential {
    font-family: var(--cs-font-mono);
    font-size: 11px;
    color: var(--cs-text-dark-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cs-badge-confidential i {
    color: var(--cs-green-light);
}

/* 3. Case Header Hero */
.cs-header-hero {
    background: var(--cs-light);
    padding: 48px 0 36px;
    border-bottom: 1px solid var(--cs-border-light);
}

.cs-header-headline {
    font-family: var(--cs-font-sans);
    font-size: clamp(26px, 3.4vw, 42px);
    font-weight: 900;
    color: var(--cs-slate);
    line-height: 1.18;
    letter-spacing: -0.025em;
    margin: 0 0 16px;
}

.cs-header-subheading {
    font-size: clamp(15px, 1.8vw, 18px);
    color: var(--cs-text-muted);
    line-height: 1.6;
    max-width: 860px;
    margin: 0;
}

/* 4. Executive Metrics Band (Dark Ribbon) */
.cs-metrics-band {
    background: var(--cs-dark-alt);
    border-bottom: 1px solid var(--cs-border-dark);
    padding: 34px 0;
}

.cs-metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 16px;
}

@media (min-width: 768px) {
    .cs-metrics-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0;
    }
}

.cs-metric-col {
    padding: 0 20px;
    border-left: 2px solid var(--cs-red);
}

@media (min-width: 768px) {
    .cs-metric-col:not(:first-child) {
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        padding-left: 28px;
    }
    .cs-metric-col:first-child {
        border-left: 2px solid var(--cs-red);
    }
}

.cs-metric-val {
    font-family: var(--cs-font-mono);
    font-size: clamp(22px, 2.6vw, 32px);
    font-weight: 800;
    color: #FFFFFF;
    line-height: 1.1;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.cs-metric-val .accent {
    color: var(--cs-red);
}

.cs-metric-lbl {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cs-text-dark-muted);
}

/* 5. Section Styling & Headings */
.cs-section {
    padding: 56px 0;
}

.cs-section.light-bg {
    background: #FFFFFF;
}

.cs-section.dark-bg {
    background: var(--cs-dark-main);
    color: #FFFFFF;
    border-top: 1px solid var(--cs-border-dark);
    border-bottom: 1px solid var(--cs-border-dark);
}

.cs-section.dark-deep-bg {
    background: var(--cs-dark-deep);
    color: #FFFFFF;
    border-top: 1px solid var(--cs-border-dark);
    border-bottom: 1px solid var(--cs-border-dark);
}

.cs-section-header {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--cs-border-light);
}

.cs-section.dark-bg .cs-section-header,
.cs-section.dark-deep-bg .cs-section-header {
    border-bottom-color: var(--cs-border-dark);
}

.cs-section-num {
    font-family: var(--cs-font-mono);
    font-size: 14px;
    font-weight: 800;
    color: var(--cs-red);
    letter-spacing: 0.08em;
}

.cs-section-title {
    font-family: var(--cs-font-sans);
    font-size: clamp(20px, 2.3vw, 28px);
    font-weight: 800;
    color: var(--cs-slate);
    letter-spacing: -0.02em;
    margin: 0;
}

.cs-section.dark-bg .cs-section-title,
.cs-section.dark-deep-bg .cs-section-title {
    color: #FFFFFF;
}

.cs-prose {
    font-size: 15.5px;
    line-height: 1.75;
    color: var(--cs-text-main);
}

.cs-section.dark-bg .cs-prose,
.cs-section.dark-deep-bg .cs-prose {
    color: #CBD5E1;
}

.cs-prose p {
    margin-bottom: 18px;
}

.cs-prose p:last-child {
    margin-bottom: 0;
}

/* 6. Editorial Two-Column Split */
.cs-two-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 36px;
}

@media (min-width: 992px) {
    .cs-two-col {
        grid-template-columns: 1.25fr 1fr;
        gap: 52px;
        align-items: flex-start;
    }
}

.cs-tactical-callout {
    background: #F8FAFC;
    border-left: 3px solid var(--cs-red);
    padding: 22px 24px;
    margin: 0 0 24px 0;
    border-radius: 0 6px 6px 0;
}

.cs-section.dark-bg .cs-tactical-callout {
    background: var(--cs-dark-surface);
    border-left-color: var(--cs-red);
}

.cs-callout-text {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--cs-slate);
    line-height: 1.65;
    margin: 0;
    font-style: italic;
}

.cs-section.dark-bg .cs-callout-text {
    color: #E2E8F0;
}

/* 7. Image Container */
.cs-visual-wrap {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: var(--cs-dark-deep);
    border: 1px solid var(--cs-border-light);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.cs-section.dark-bg .cs-visual-wrap {
    border-color: var(--cs-border-dark);
}

.cs-visual-img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    display: block;
    opacity: 0.94;
    transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.cs-visual-wrap:hover .cs-visual-img {
    transform: scale(1.03);
}

.cs-visual-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 14px 20px;
    background: linear-gradient(180deg, transparent 0%, rgba(5, 8, 12, 0.94) 100%);
    font-family: var(--cs-font-mono);
    font-size: 11.5px;
    color: #CBD5E1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cs-visual-caption i {
    color: var(--cs-red);
}

/* 8. Checklist (Client Concerns in Dark Section) */
.cs-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 768px) {
    .cs-checklist {
        grid-template-columns: repeat(2, 1fr);
    }
}

.cs-check-item {
    background: var(--cs-dark-surface);
    border-left: 2px solid var(--cs-red);
    padding: 18px 20px;
    border-radius: 0 6px 6px 0;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 14px;
    line-height: 1.6;
    color: #E2E8F0;
    transition: background 0.2s ease, transform 0.2s ease;
}

.cs-check-item:hover {
    background: var(--cs-dark-surface-hover);
    transform: translateX(3px);
}

.cs-check-icon {
    color: var(--cs-red);
    font-size: 15px;
    margin-top: 3px;
    flex-shrink: 0;
}

/* 9. Numbered Objective Rows */
.cs-obj-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cs-obj-row {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 16px;
    align-items: baseline;
    padding: 18px 0;
    border-bottom: 1px solid var(--cs-border-light);
}

.cs-obj-row:last-child {
    border-bottom: none;
}

.cs-obj-idx {
    font-family: var(--cs-font-mono);
    font-size: 18px;
    font-weight: 800;
    color: var(--cs-red);
}

.cs-obj-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--cs-slate);
    margin: 0 0 6px;
}

.cs-obj-desc {
    font-size: 14px;
    color: var(--cs-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* 10. Key Findings Grid (Dark Section) */
.cs-findings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .cs-findings-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.cs-finding-card {
    background: var(--cs-dark-surface);
    border-left: 3px solid var(--cs-red);
    padding: 24px;
    border-radius: 0 6px 6px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    transition: transform 0.2s ease, background 0.2s ease;
}

.cs-finding-card:hover {
    background: var(--cs-dark-surface-hover);
    transform: translateY(-2px);
}

.cs-finding-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.cs-finding-num {
    font-family: var(--cs-font-mono);
    font-size: 11.5px;
    font-weight: 800;
    color: var(--cs-red);
    letter-spacing: 0.08em;
}

.cs-finding-title {
    font-size: 16px;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0 0 10px;
    line-height: 1.4;
}

.cs-finding-body {
    font-size: 14px;
    color: #94A3B8;
    line-height: 1.65;
    margin: 0;
}

/* 11. Evidence & Verification Register Table */
.cs-evidence-table-wrap {
    overflow-x: auto;
    background: #FFFFFF;
    border: 1px solid var(--cs-border-light);
    border-radius: 6px;
    margin: 24px 0 0;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
}

.cs-evidence-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    text-align: left;
}

.cs-evidence-table th {
    background: #F8FAFC;
    font-family: var(--cs-font-mono);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #475569;
    padding: 14px 20px;
    border-bottom: 1px solid #E2E8F0;
    white-space: nowrap;
}

.cs-evidence-table td {
    padding: 16px 20px;
    border-bottom: 1px solid #F1F5F9;
    color: #334155;
    line-height: 1.55;
    vertical-align: top;
}

.cs-evidence-table tr:last-child td {
    border-bottom: none;
}

.cs-evidence-table tr:hover td {
    background: #F8FAFC;
}

.cs-ev-code {
    font-family: var(--cs-font-mono);
    font-weight: 800;
    color: var(--cs-slate);
    white-space: nowrap;
}

.cs-ev-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 4px;
    white-space: nowrap;
    text-transform: uppercase;
    font-family: var(--cs-font-mono);
}

.cs-ev-verified {
    background: rgba(34, 197, 94, 0.12);
    color: #15803D;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.cs-ev-corroborated {
    background: rgba(2, 132, 199, 0.12);
    color: #0369A1;
    border: 1px solid rgba(2, 132, 199, 0.3);
}

.cs-ev-indicative {
    background: rgba(217, 119, 6, 0.12);
    color: #B45309;
    border: 1px solid rgba(217, 119, 6, 0.3);
}

.cs-ev-unverified {
    background: rgba(100, 116, 139, 0.12);
    color: #475569;
    border: 1px solid rgba(100, 116, 139, 0.3);
}

/* 12. Accordion for Legal Considerations */
.cs-legal-accordion {
    border-top: 1px solid var(--cs-border-light);
    margin-top: 48px;
    padding-top: 24px;
}

.cs-legal-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    padding: 12px 0;
    cursor: pointer;
    text-align: left;
}

.cs-legal-trigger span {
    font-size: 16px;
    font-weight: 700;
    color: var(--cs-slate);
    display: flex;
    align-items: center;
    gap: 10px;
}

.cs-legal-trigger span i {
    color: var(--cs-red);
}

.cs-legal-trigger .accordion-icon {
    font-size: 14px;
    color: var(--cs-text-muted);
    transition: transform 0.25s ease;
}

.cs-legal-trigger[aria-expanded="true"] .accordion-icon {
    transform: rotate(45deg);
}

.cs-legal-content {
    padding: 16px 0 24px;
    font-size: 14px;
    line-height: 1.7;
    color: #475569;
}

/* 13. Outcome & Strategic Recommendations (Dark Section) */
.cs-dark-heading {
    color: #FFFFFF;
    font-size: clamp(22px, 2.5vw, 32px);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 12px;
}

.cs-dark-sub {
    font-size: 15px;
    color: var(--cs-text-dark-muted);
    line-height: 1.6;
    margin-bottom: 36px;
    max-width: 820px;
}

.cs-recs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .cs-recs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.cs-rec-card {
    background: var(--cs-dark-surface);
    border-left: 2px solid var(--cs-red);
    padding: 24px;
    border-radius: 0 6px 6px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.cs-rec-num {
    font-family: var(--cs-font-mono);
    font-size: 11.5px;
    font-weight: 800;
    color: var(--cs-red);
    margin-bottom: 8px;
    letter-spacing: 0.08em;
}

.cs-rec-title {
    font-size: 16px;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0 0 8px;
    line-height: 1.4;
}

.cs-rec-desc {
    font-size: 14px;
    color: #94A3B8;
    line-height: 1.6;
    margin: 0;
}

/* 14. Consultation Banner */
.cs-consult-banner {
    background: var(--cs-dark-deep);
    padding: 60px 0;
    border-top: 1px solid var(--cs-border-dark);
    text-align: center;
}

.cs-consult-title {
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: 800;
    color: #FFFFFF;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.cs-consult-sub {
    font-size: 14.5px;
    color: var(--cs-text-dark-muted);
    max-width: 660px;
    margin: 0 auto 28px;
    line-height: 1.6;
}

.cs-consult-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.cs-btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--cs-red);
    color: #FFFFFF;
    font-size: 14px;
    font-weight: 700;
    padding: 13px 28px;
    border-radius: 4px;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
}

.cs-btn-cta:hover {
    background: var(--cs-red-hover);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.cs-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    color: #FFFFFF;
    font-size: 14px;
    font-weight: 600;
    padding: 13px 24px;
    border-radius: 4px;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.2s ease;
}

.cs-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #FFFFFF;
}

/* 15. Sister Nav / Related Cases Bar */
.cs-sister-nav {
    background: var(--cs-dark-alt);
    border-top: 1px solid var(--cs-border-dark);
    padding: 16px 0;
    overflow-x: auto;
}

.cs-sister-flex {
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.cs-sister-label {
    font-family: var(--cs-font-mono);
    font-size: 11px;
    font-weight: 800;
    color: var(--cs-red);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-right: 12px;
    border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.cs-sister-link {
    font-size: 12.5px;
    color: #94A3B8;
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.cs-sister-link:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.08);
}

.cs-sister-link.active {
    color: #FFFFFF;
    background: rgba(230, 57, 70, 0.25);
    border: 1px solid rgba(230, 57, 70, 0.4);
    font-weight: 700;
}