/* The Accidental Researcher // The Lab Style Sheet */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:           #03050a;
    --paper:        #03050a;
    --text:         #f3f4f6;
    --text-soft:    #9ca3af;
    --text-mute:    #6b7280;
    --rule:         rgba(0, 242, 254, 0.15);
    --border:       rgba(0, 242, 254, 0.15);
    --border-hover: rgba(0, 242, 254, 0.6);
    --accent-cyan:  #00f2fe;
    --accent-green: #00ff87;
    --accent-amber: #f59e0b;
    --accent-red:   #ff4a5a;
    --surface:      #080c14;
    --surface-hover:#0d1420;
    --card-bg:      #080d18;
    --mono:         'JetBrains Mono', 'Courier New', monospace;
    --sans:         'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --glow-cyan:    0 0 15px rgba(0, 242, 254, 0.25);
    --glow-green:   0 0 15px rgba(0, 255, 135, 0.25);
}

html, body {
    min-height: 100%;
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(0, 242, 254, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 242, 254, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.22) 50%),
                linear-gradient(90deg, rgba(255, 0, 0, 0.04), rgba(0, 255, 0, 0.02), rgba(0, 255, 0, 0.04));
    background-size: 100% 4px, 6px 100%;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.35;
}

.wrap {
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px 80px;
}

.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(3, 5, 10, 0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--rule);
    padding: 14px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--mono);
}
.nav-brand {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-brand span.cyan { color: var(--accent-cyan); }
.nav-brand span.tag {
    font-size: 10px;
    font-weight: 500;
    color: var(--text-mute);
    border: 1px solid var(--border);
    padding: 2px 6px;
    border-radius: 3px;
}
.nav-links {
    margin-left: auto;
    display: flex;
    gap: 20px;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.nav-links a {
    color: var(--text-soft);
    text-decoration: none;
    transition: color 0.15s;
    font-weight: 600;
}
.nav-links a:hover {
    color: var(--accent-cyan);
    text-shadow: var(--glow-cyan);
}
.nav-links a.active {
    color: var(--accent-cyan);
    border-bottom: 2px solid var(--accent-cyan);
    padding-bottom: 2px;
}
.nav-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--accent-green);
    border-left: 1px solid var(--rule);
    padding-left: 16px;
}
.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
    animation: pulse 2s infinite ease-in-out;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.lab-hero {
    padding: 48px 0 32px;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 36px;
}
.lab-eyebrow {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent-green);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.lab-eyebrow span.badge {
    background: rgba(0, 255, 135, 0.12);
    border: 1px solid rgba(0, 255, 135, 0.3);
    padding: 2px 8px;
    border-radius: 3px;
}
.lab-hero h1 {
    font-size: clamp(28px, 4.5vw, 42px);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 18px;
    color: #ffffff;
}
.lab-hero p.lead {
    font-size: 15px;
    color: var(--text-soft);
    max-width: 820px;
    line-height: 1.65;
    margin-bottom: 20px;
}
.lab-hero p.lead em {
    color: var(--text);
    font-style: italic;
}

.stats-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    margin: 28px 0;
}
.stat-box {
    background: var(--surface);
    border: 1px solid var(--rule);
    border-radius: 6px;
    padding: 16px;
    transition: all 0.2s;
}
.stat-box:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-cyan);
}
.stat-val {
    font-family: var(--mono);
    font-size: 22px;
    font-weight: 800;
    color: var(--accent-cyan);
    margin-bottom: 4px;
}
.stat-val.green { color: var(--accent-green); }
.stat-val.amber { color: var(--accent-amber); }
.stat-lbl {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-family: var(--mono);
}

.lab-presence {
    margin-top: 24px;
    padding: 14px 18px;
    border: 1px dashed var(--rule);
    background: rgba(8, 12, 20, 0.6);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 11px;
    font-family: var(--mono);
    color: var(--text-soft);
    border-radius: 6px;
}
.presence-label {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    color: var(--accent-cyan);
}
.presence-count {
    color: var(--accent-green);
    font-weight: 700;
    text-shadow: var(--glow-green);
}
.presence-avatars {
    display: flex;
    gap: 8px;
    margin-left: auto;
}
.presence-tag {
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid var(--border);
    padding: 3px 8px;
    border-radius: 4px;
    color: var(--accent-cyan);
}

.filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 28px 0 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--rule);
}
.filter-btn {
    background: var(--surface);
    border: 1px solid var(--rule);
    color: var(--text-soft);
    font-family: var(--mono);
    font-size: 11px;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--accent-cyan);
    color: var(--bg);
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
    font-weight: 700;
}

.lab-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 24px;
}
.lab-thread-card {
    display: block;
    text-decoration: none;
    color: inherit;
    padding: 24px 28px;
    border: 1px solid var(--rule);
    background: var(--surface);
    border-radius: 6px;
    transition: all 0.25s ease-in-out;
    position: relative;
    overflow: hidden;
}
.lab-thread-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 3px;
    background: var(--accent-cyan);
    opacity: 0.4;
    transition: all 0.25s;
}
.lab-thread-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-cyan);
    background: var(--surface-hover);
    transform: translateY(-2px);
}
.lab-thread-card:hover::before {
    opacity: 1;
    width: 5px;
    box-shadow: var(--glow-cyan);
}
.card-meta {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-bottom: 8px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.series-tag {
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.25);
    padding: 2px 7px;
    border-radius: 3px;
}
.card-title {
    font-size: 20px;
    font-weight: 800;
    margin: 4px 0 12px;
    color: #ffffff;
    letter-spacing: -0.015em;
    line-height: 1.3;
}
.card-summary {
    color: var(--text-soft);
    margin-bottom: 16px;
    font-size: 13.5px;
    line-height: 1.6;
}
.card-footer {
    display: flex;
    gap: 16px;
    font-size: 11px;
    font-family: var(--mono);
    color: var(--text-mute);
    border-top: 1px dashed rgba(255,255,255,0.08);
    padding-top: 14px;
    align-items: center;
    flex-wrap: wrap;
}
.result-pill {
    background: rgba(0, 255, 135, 0.12);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    padding: 3px 9px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.result-pill.amber {
    background: rgba(245, 158, 11, 0.12);
    border-color: var(--accent-amber);
    color: var(--accent-amber);
}
.media-badge {
    color: var(--accent-cyan);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 24px 0 16px;
    color: var(--accent-cyan);
    text-decoration: none;
    font-size: 11px;
    font-family: var(--mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 700;
    transition: all 0.2s;
}
.back-btn:hover {
    color: #ffffff;
    text-shadow: var(--glow-cyan);
    transform: translateX(-3px);
}
.detail-head {
    padding: 16px 0 28px;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 32px;
}
.detail-head .meta {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-bottom: 10px;
    font-weight: 700;
}
.detail-head h1 {
    font-size: clamp(26px, 4.5vw, 38px);
    font-weight: 900;
    line-height: 1.2;
    color: #ffffff;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}
.detail-head .subtitle {
    font-size: 16px;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    font-weight: 500;
}
.detail-head .result-badge {
    display: inline-block;
    background: var(--accent-green);
    color: var(--bg);
    padding: 5px 12px;
    border-radius: 4px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 800;
    margin-bottom: 18px;
    box-shadow: var(--glow-green);
}
.detail-head .summary {
    font-size: 14.5px;
    color: var(--text-soft);
    line-height: 1.7;
    max-width: 860px;
}

.video-section {
    padding: 24px 0;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    margin: 28px 0;
}
.video-section-label {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent-cyan);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}
.video-card {
    background: var(--surface);
    border: 1px solid var(--rule);
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.video-card video {
    width: 100%;
    height: auto;
    display: block;
    background: #000;
}
.video-card figcaption {
    padding: 14px;
    border-top: 1px solid var(--rule);
    background: var(--surface-hover);
}
.video-card .video-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text);
    font-family: var(--mono);
}
.video-card .video-caption {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 6px;
    line-height: 1.5;
}

.sections-ctrl {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-bottom: 16px;
}
.ctrl-btn {
    background: transparent;
    border: 1px solid var(--rule);
    color: var(--text-soft);
    font-family: var(--mono);
    font-size: 10px;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: all 0.2s;
}
.ctrl-btn:hover {
    background: var(--accent-cyan);
    color: var(--bg);
    border-color: var(--accent-cyan);
}
.sec-card {
    border: 1px solid var(--rule);
    background: var(--surface);
    border-radius: 6px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color 0.2s;
}
.sec-card:hover {
    border-color: var(--border-hover);
}
.sec-head {
    cursor: pointer;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    user-select: none;
    background: var(--surface);
    transition: background 0.2s;
}
.sec-head:hover {
    background: var(--surface-hover);
}
.sec-toggle {
    font-family: var(--mono);
    color: var(--accent-cyan);
    font-size: 14px;
    font-weight: 800;
    width: 20px;
    text-align: center;
}
.sec-title {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
    flex: 1;
}
.sec-body {
    padding: 24px 28px;
    display: none;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--rule);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text);
}
.sec-card.open .sec-body {
    display: block;
}
.sec-card.open .sec-toggle::before { content: "−"; }
.sec-card:not(.open) .sec-toggle::before { content: "+"; }

.body-p { margin-bottom: 16px; }
.body-h2 { font-size: 20px; font-weight: 800; color: #ffffff; margin: 24px 0 12px; }
.body-h3 { font-size: 17px; font-weight: 700; color: var(--accent-cyan); margin: 20px 0 10px; }
.body-h4 { font-size: 15px; font-weight: 700; color: var(--text); margin: 16px 0 8px; }
.body-quote {
    border-left: 3px solid var(--accent-cyan);
    background: rgba(0, 242, 254, 0.05);
    padding: 12px 18px;
    margin: 16px 0;
    color: var(--text-soft);
    font-style: italic;
    border-radius: 0 4px 4px 0;
}
.body-li {
    margin-left: 24px;
    margin-bottom: 8px;
    list-style-type: square;
    color: var(--text-soft);
}
.body-spacer { height: 12px; }
.code-block {
    background: #020306;
    border: 1px solid var(--rule);
    border-radius: 4px;
    padding: 16px 20px;
    margin: 18px 0;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 12.5px;
    line-height: 1.5;
    color: #00ff87;
}
.inline-code {
    background: rgba(0, 242, 254, 0.1);
    color: var(--accent-cyan);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: var(--mono);
    font-size: 12px;
}
.lab-figure {
    margin: 24px 0;
    background: #020306;
    border: 1px solid var(--rule);
    border-radius: 6px;
    overflow: hidden;
}
.lab-figure img {
    width: 100%;
    height: auto;
    display: block;
}
.lab-figure figcaption {
    padding: 12px 16px;
    font-size: 12px;
    color: var(--text-soft);
    font-style: italic;
    border-top: 1px solid var(--rule);
    background: var(--surface);
}

.chrono-pager {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin: 40px 0;
    padding-top: 24px;
    border-top: 1px solid var(--rule);
}
.pager-btn {
    flex: 1;
    background: var(--surface);
    border: 1px solid var(--rule);
    border-radius: 6px;
    padding: 16px 20px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
}
.pager-btn:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-cyan);
    background: var(--surface-hover);
}
.pager-btn .lbl {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}
.pager-btn .tgt-title {
    font-size: 13.5px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.3;
}

.receipt-box {
    margin-top: 48px;
    padding: 20px 24px;
    background: rgba(0, 242, 254, 0.03);
    border: 1px dashed var(--rule);
    border-radius: 6px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-soft);
    line-height: 1.6;
}
.receipt-box strong { color: var(--accent-cyan); }

.lab-footer {
    border-top: 1px solid var(--rule);
    padding: 36px 0;
    margin-top: 60px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-mute);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.lab-footer a {
    color: var(--text-soft);
    text-decoration: none;
}
.lab-footer a:hover {
    color: var(--accent-cyan);
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .stats-strip { grid-template-columns: 1fr 1fr; }
    .chrono-pager { flex-direction: column; }
}