/* ===================================================================
   SECS – secs.observer theme
   Dark substrate aesthetic. Minimal. Structural.
   Font Awesome 6.5 Free (CDN) — https://fontawesome.com/icons
   =================================================================== */

/* ── ICON INDEX ────────────────────────────────────────────────────
   Canonical concept → icon mapping. One icon per concept, site-wide.

   CONCEPT             ICON                  USED ON
   ─────────────────── ───────────────────── ──────────────────────
   Neurotrophic OS     fa-brain              index, neurotrophic
   Sovereign/Substrate fa-server             index, sovereign
   Research/Papers     fa-book               index, research, fingerprint, sovereign
   Algebra             fa-cube               index, research
   Biology             fa-heartbeat          research, sovereign(adaptor)
   Möbius / Code       fa-code-fork          index, sovereign
   MöbiusNumber        fa-brands fa-python   index, sovereign
   MöbiusInteger       fa-brands fa-rust     index, sovereign
   Deterministic       fa-lock               sovereign
   Identity-Free       fa-eye-slash          sovereign
   Constitutional Gov  fa-balance-scale      sovereign
   Physics-Only        fa-exchange           sovereign
   Execution Pipeline  fa-route              sovereign(specs)
   Performance         fa-gauge-high         sovereign(specs)
   Implementation      fa-terminal           sovereign(specs), index
   Adaptation          fa-leaf               sovereign(specs), index
   Version History     fa-road               sovereign(specs)
   Cockpit/Dashboard   fa-dashboard          sovereign(specs)
   Healthcare          fa-heartbeat          sovereign(adaptor)
   Fintech             fa-line-chart         sovereign(adaptor)
   Defence             fa-fighter-jet        sovereign(adaptor)
   Energy              fa-bolt               sovereign(adaptor), timeline
   Automotive          fa-car                sovereign(adaptor)
   Cybersecurity       fa-shield             sovereign(adaptor)
   EdTech              fa-graduation-cap     sovereign(adaptor)
   Insurance           fa-umbrella           sovereign(adaptor)
   Legal               fa-gavel              sovereign(adaptor)
   Supply Chain        fa-truck              sovereign(adaptor)
   Observation         fa-eye                neurotrophic(lane)
   Prediction/Forecast fa-chart-line         neurotrophic(lane)
   Milestone marker    fa-bolt               timeline
   Viral marker        fa-fire               timeline
   Impressions         fa-eye                timeline
   LinkedIn            fa-brands fa-linkedin journal, footer
   GitHub              fa-brands fa-github   footer, founder
   Email               fa-solid fa-envelope  footer, founder
   PDF/Paper           fa-file-pdf-o         research
   Collapse Algebra    fa-cube               research
   Fine Structure      fa-bolt               research
   Topology            fa-globe              research
   Synthesis           fa-sitemap            research
   Bio Corpus          fa-flask              research, index
   ─────────────────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Variables ─────────────────────────────────────────────────────── */
:root {
    --bg-primary:    #0a0b0d;
    --bg-secondary:  #111318;
    --bg-card:       #161920;
    --border-subtle: rgba(255,255,255,0.06);
    --text-primary:  #e0e2e8;
    --text-secondary:#8b8f9a;
    --text-muted:    #555963;
    --accent-orange: #FF5E00;
    --accent-blue:   #00B2FF;
    --accent-green:  #48e662;
    --font-body:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono:     'JetBrains Mono', 'Fira Code', monospace;
}

/* ── Reset + Base ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
}

a { color: var(--accent-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-orange); text-decoration: none; }

h1, h2, h3, h4, h5 {
    font-weight: 500;
    line-height: 1.3;
    color: var(--text-primary);
    margin-top: 0;
}

::selection { background: rgba(0,178,255,0.2); color: #fff; }

/* ── Decorative Borders (from template) ────────────────────────────── */
.border-top, .border-left, .border-right, .border-bottom {
    position: fixed;
    background: var(--bg-secondary);
    z-index: 9999;
}
.border-top    { top: 0;    left: 0; width: 100%; height: 4px; }
.border-bottom { bottom: 0; left: 0; width: 100%; height: 4px; }
.border-left   { top: 0;    left: 0; width: 4px;  height: 100%; }
.border-right  { top: 0;    right: 0; width: 4px; height: 100%; }

/* ── Header ────────────────────────────────────────────────────────── */
.site-header {
    padding: 30px 0 20px;
}
.header-wrapper {
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 20px;
}
.site-branding a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.logo-svg {
    width: 40px;
    height: 40px;
}
.site-branding h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--text-primary);
    margin: 0;
}

/* Nav */
.main-navigation {
    float: right;
    margin-top: 8px;
}
.main-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}
.main-menu li { display: inline-block; margin-left: 1px; }
.main-menu li a {
    display: block;
    padding: 6px 8px;
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-radius: 4px;
    transition: all 0.2s;
}
.main-menu li a:hover,
.main-menu li a.active {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
}

/* Mobile nav */
.toggle-nav {
    position: absolute;
    right: 15px;
    top: 32px;
    color: var(--text-primary);
    font-size: 1.5rem;
}
.menu-responsive {
    display: none;
    padding: 20px 0;
}
.menu-responsive .main-menu li { display: block; margin: 0; }
.menu-responsive .main-menu li a { padding: 12px 0; }

/* ── Section Layout ────────────────────────────────────────────────── */
#menu-container { padding: 20px 0 60px; min-height: 60vh; }
.content { display: none; }

.section-header { margin-bottom: 50px; }
.section-header h2 {
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: 1px;
}
.section-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-orange), var(--accent-blue));
    margin: 16px auto 0;
}
.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 16px;
}

/* ── HOME ──────────────────────────────────────────────────────────── */
.hero-banner {
    margin: 0 -15px 30px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}
.hero-banner img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0.85;
    transition: opacity 0.3s;
}
.hero-banner:hover img { opacity: 1; }
.sovereign-banner {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
}

.home-intro {
    padding: 60px 0 50px;
}
.welcome-title {
    font-size: 2.4rem;
    font-weight: 300;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}
.home-intro > p {
    max-width: 680px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* Icon row */
.list-icons {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 50px;
    margin: 0;
}
.list-icons li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.list-icons i {
    font-size: 1.6rem;
    color: var(--accent-orange);
}
.icon-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Home project cards */
.home-projects { padding: 20px 0; }
.project-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 40px 32px;
    margin-bottom: 20px;
    transition: all 0.25s ease;
    color: var(--text-primary);
}
.project-card:hover {
    border-color: rgba(255,94,0,0.3);
    background: #1a1d24;
    transform: translateY(-2px);
    color: var(--text-primary);
    text-decoration: none;
}
.card-icon {
    font-size: 1.6rem;
    color: var(--accent-blue);
    margin-bottom: 16px;
}
.project-card h3 {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 12px;
}
.project-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}
.card-cta {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-orange);
}

/* Möbius split links */
.mobius-split {
    display: flex;
    gap: 12px;
    margin-top: 14px;
}
.mobius-link {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 10px;
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    text-decoration: none;
    transition: border-color 0.3s, background 0.3s;
}
.mobius-link:hover {
    border-color: var(--accent-orange);
    background: rgba(255,94,0,0.04);
    text-decoration: none;
}
.mobius-link i {
    font-size: 1.1rem;
    color: var(--text-secondary);
}
.mobius-link strong {
    font-size: 0.82rem;
    color: var(--text-primary);
    font-weight: 600;
}
.mobius-link span {
    font-size: 0.72rem;
    color: var(--text-secondary);
    letter-spacing: 0.2px;
}

/* ── FOUNDER ───────────────────────────────────────────────────────── */
.founder-section { padding-top: 40px; }
.founder-story { padding: 0 0 40px; }
.founder-story .lead {
    font-size: 1.15rem;
    color: var(--text-primary);
    font-weight: 400;
    line-height: 1.8;
    margin-bottom: 24px;
}
.founder-story p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 16px;
}
.founder-closing {
    color: var(--text-primary) !important;
    font-weight: 500;
    font-style: italic;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
}
.founder-links {
    display: flex;
    gap: 24px;
    margin-top: 30px;
    flex-wrap: wrap;
}
.founder-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.2s;
}
.founder-links a:hover { color: var(--accent-blue); }
.founder-links i { margin-right: 6px; }

/* ── FINGERPRINT ───────────────────────────────────────────────────── */
.fingerprint-section { padding-top: 40px; }
.fingerprint-story .lead {
    font-size: 1.1rem;
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 24px;
}
.fingerprint-story p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}
.fingerprint-placeholder {
    background: var(--bg-card);
    border: 1px dashed var(--border-subtle);
    border-radius: 8px;
    padding: 40px;
    margin-top: 30px;
    text-align: center;
}
.fingerprint-placeholder em {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ── PROJECTS ──────────────────────────────────────────────────────── */
.project-section { padding-top: 40px; }
.projects-holder { padding: 0 0 40px; }
.project-tile {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 36px 28px;
    margin-bottom: 20px;
    text-align: center;
    transition: all 0.25s ease;
    color: var(--text-primary);
}
.project-tile:hover {
    border-color: rgba(0,178,255,0.3);
    background: #1a1d24;
    transform: translateY(-2px);
    color: var(--text-primary);
    text-decoration: none;
}
.tile-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    margin-bottom: 16px;
}
.project-tile h3 {
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 10px;
}
.project-tile p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 16px;
}
.tile-stat {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-green);
    background: rgba(72,230,98,0.08);
    padding: 4px 12px;
    border-radius: 20px;
}

/* ── CONNECT ───────────────────────────────────────────────────────── */
.contact-section { padding-top: 40px; }
.contact-card {
    padding: 40px 0;
}
.contact-lead {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 30px;
}
.contact-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.contact-links li { margin-bottom: 16px; }
.contact-links a {
    font-size: 1.05rem;
    color: var(--text-primary);
    transition: color 0.2s;
}
.contact-links a:hover { color: var(--accent-blue); }
.contact-links i {
    width: 28px;
    text-align: center;
    margin-right: 10px;
    color: var(--accent-orange);
}

/* ── FOOTER ────────────────────────────────────────────────────────── */
.site-footer {
    padding: 40px 0 30px;
    border-top: 1px solid var(--border-subtle);
    margin-top: 40px;
}
.footer-tagline {
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}
.footer-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.footer-links a:hover { color: var(--accent-blue); }
.footer-contact {
    display: flex;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.footer-contact a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color 0.2s;
}
.footer-contact a:hover { color: var(--accent-blue); }
.footer-contact i { margin-right: 6px; }
.copyright p {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin: 0;
}

/* ── PAGE CONTENT (multi-page layout) ──────────────────────────────── */
.page-content { padding: 20px 0 60px; }

/* ── SOVEREIGN PAGE ────────────────────────────────────────────────── */
.sovereign-page { padding: 20px 0 60px; }
.sovereign-intro {
    max-width: 720px;
    margin: 0 auto 50px;
    text-align: center;
}
.sovereign-intro .lead {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 400;
    line-height: 1.8;
    margin-bottom: 16px;
}
.sovereign-intro p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}

.section-heading {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 24px;
}

/* Principles grid */
.sovereign-principles { margin-bottom: 50px; }
.principle-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 28px 24px;
    margin-bottom: 20px;
}
.principle-icon {
    font-size: 1.4rem;
    color: var(--accent-orange);
    margin-bottom: 12px;
}
.principle-card h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 8px;
}
.principle-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    margin: 0;
}
.principle-card code {
    background: rgba(255,255,255,0.05);
    color: var(--accent-blue);
    padding: 1px 5px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

/* Architecture blocks */
.sovereign-architecture { margin-bottom: 50px; }
.arch-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.arch-block {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 24px 20px;
}
.arch-label {
    display: inline-block;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-right: 8px;
}
.arch-tech {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent-green);
    background: rgba(72,230,98,0.08);
    padding: 2px 8px;
    border-radius: 12px;
    vertical-align: middle;
}
.arch-block p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 10px 0 0;
}

/* Hierarchy chain */
.sovereign-hierarchy { margin-bottom: 50px; }
.hierarchy-chain {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 30px 0;
}
.hierarchy-node {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 8px 18px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}
.hierarchy-arrow {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.hierarchy-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

/* Sovereign links */
.sovereign-links { margin-bottom: 40px; }

/* ── TECH SPECS ──────────────────────────────────────────────────── */
.sovereign-specs { margin-bottom: 50px; }
.spec-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.spec-block {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 24px;
}
.spec-block h4 {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 14px;
    font-weight: 600;
}
.spec-block h4 i {
    color: var(--accent-orange);
    margin-right: 8px;
    width: 18px;
    text-align: center;
}
.spec-table {
    width: 100%;
    border-collapse: collapse;
}
.spec-table td {
    padding: 5px 0;
    font-size: 0.82rem;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.spec-table td:first-child {
    color: var(--text-muted);
    width: 40%;
    white-space: nowrap;
    padding-right: 16px;
}
.spec-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.spec-list li {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 4px 0;
    line-height: 1.5;
}
.spec-list li strong {
    color: var(--text-primary);
}
.pipeline-diagram {
    background: rgba(0,0,0,0.3);
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 14px;
    text-align: center;
}
.pipeline-diagram code {
    color: var(--accent-orange);
    font-size: 0.82rem;
    letter-spacing: 0.3px;
}

/* ── VERTICAL ADAPTORS ───────────────────────────────────────────── */
.sovereign-adaptors { margin-bottom: 50px; }
.adaptor-grid { margin-bottom: 10px; }
.adaptor-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    transition: border-color 0.2s;
    height: calc(100% - 20px);
}
.adaptor-card:hover {
    border-color: var(--accent-orange);
}
.adaptor-icon {
    font-size: 1.4rem;
    color: var(--accent-blue);
    margin-bottom: 10px;
}
.adaptor-card h4 {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 6px;
}
.adaptor-reg {
    color: var(--accent-orange);
    font-size: 0.72rem;
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: 0.3px;
    margin-bottom: 8px;
}
.adaptor-card > p:last-of-type {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.adaptor-card em {
    color: var(--text-primary);
    font-style: italic;
}
.adaptor-params {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.adaptor-params span {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}
.adaptor-params strong {
    color: var(--accent-green);
}

@media (max-width: 767px) {
    .arch-row { grid-template-columns: 1fr; }
    .hierarchy-chain { flex-direction: column; }
    .hierarchy-arrow { transform: rotate(90deg); }
    .spec-grid { grid-template-columns: 1fr; }
}

/* ── RESEARCH PAGE ─────────────────────────────────────────────────── */
.research-page { padding: 20px 0 60px; }
.research-intro {
    max-width: 720px;
    margin: 0 auto 50px;
    text-align: center;
}
.research-intro p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

.research-category {
    margin-bottom: 50px;
}
.category-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 20px;
}
.category-title i {
    color: var(--accent-orange);
    margin-right: 10px;
}
.category-description {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 24px;
}
.subcategory-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--accent-blue);
    letter-spacing: 0.5px;
    margin: 28px 0 14px;
    padding-left: 4px;
}

.paper-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
}
.paper-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: 6px;
    color: var(--text-primary);
    transition: all 0.15s ease;
    cursor: pointer;
}
.paper-card:hover {
    background: rgba(255,255,255,0.03);
    color: var(--accent-blue);
    text-decoration: none;
}
.paper-icon {
    flex-shrink: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    width: 20px;
    text-align: center;
}
.paper-card:hover .paper-icon { color: var(--accent-orange); }
.paper-title {
    font-size: 0.9rem;
    line-height: 1.5;
    flex: 1;
}
.paper-badge {
    flex-shrink: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    padding: 2px 6px;
    border-radius: 3px;
}
.paper-card:hover .paper-badge {
    color: var(--accent-orange);
    border-color: rgba(255,94,0,0.3);
    background: rgba(255,94,0,0.08);
}

/* ── Research Section Nav ──────────────────────────────────────────── */
.research-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-bottom: 40px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
}
.research-nav a {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 4px;
    transition: all 0.15s ease;
    text-decoration: none;
}
.research-nav a:hover {
    color: var(--accent-blue);
    background: rgba(0,178,255,0.08);
    text-decoration: none;
}

/* ── Paper Preview Modal ───────────────────────────────────────────── */
.paper-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
}
.paper-modal.active { display: flex; align-items: center; justify-content: center; }
.paper-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(4px);
}
.paper-modal-content {
    position: relative;
    background: #111216;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    max-width: 560px;
    width: 90%;
    padding: 28px 32px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    animation: modalIn 0.15s ease-out;
}
@keyframes modalIn {
    from { opacity: 0; transform: translateY(12px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.paper-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}
.paper-modal-close:hover { color: var(--text-light); }
.paper-modal-title {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.4;
    margin: 0 0 16px;
    padding-right: 24px;
}
.paper-modal-abstract {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin: 0 0 24px;
}
.paper-modal-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}
.paper-modal-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--accent-orange), #e04800);
    padding: 10px 22px;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.15s ease;
}
.paper-modal-download:hover {
    text-decoration: none;
    color: #fff;
    filter: brightness(1.1);
    transform: translateY(-1px);
}

@media (max-width: 767px) {
    .paper-modal-content { padding: 20px; }
    .paper-modal-title { font-size: 1rem; }
    .research-nav { gap: 4px; padding: 8px 10px; }
    .research-nav a { font-size: 0.65rem; padding: 5px 10px; }
}

/* ── Animations (animate.css overrides for dark) ───────────────────── */
.animated { animation-fill-mode: both; }

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 991px) {
    .site-header { padding: 20px 0 16px; }
    .welcome-title { font-size: 1.8rem; }
    .home-intro { padding: 40px 0 30px; }
    .list-icons { gap: 30px; }
    .section-header h2 { font-size: 1.6rem; }
}

@media (max-width: 767px) {
    .welcome-title { font-size: 1.5rem; }
    .home-intro > p { font-size: 0.95rem; }
    .list-icons { gap: 20px; }
    .list-icons i { font-size: 1.2rem; }
    .project-card { padding: 28px 20px; }
    .project-tile { padding: 28px 20px; }
    .founder-links { flex-direction: column; gap: 12px; }
}

/* ── NEUROTROPHIC PAGE ─────────────────────────────────────────────── */
.neuro-banner {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
}
.neuro-intro {
    max-width: 720px;
    margin: 0 auto 50px;
    text-align: center;
}
.neuro-intro .lead {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 400;
    line-height: 1.8;
    margin-bottom: 16px;
}
.neuro-intro p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}
.neuro-distinction { margin-bottom: 50px; }
.neuro-card { min-height: 240px; }
.neuro-highlight {
    border-color: rgba(255,94,0,0.25);
    background: linear-gradient(135deg, var(--bg-card), rgba(255,94,0,0.04));
}
.neuro-card .card-cta {
    display: inline-block;
    margin-top: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-orange);
}
.neuro-capabilities { margin-bottom: 50px; }
.neuro-capabilities .arch-block { margin-bottom: 16px; }

/* Neurotrophic detail sections */
.neuro-detail,
.neuro-biology,
.neuro-audience,
.neuro-vs,
.neuro-frog {
    max-width: 900px;
    margin: 0 auto 50px;
}
.neuro-body {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.85;
    margin-bottom: 16px;
}
.neuro-body strong { color: var(--text-primary); }
.neuro-body code {
    background: rgba(255,94,0,0.08);
    color: var(--accent-orange);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.85rem;
}
.neuro-body-closing {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.neuro-body-doctrine {
    font-style: italic;
    color: var(--accent-orange);
    font-size: 1.05rem;
    text-align: center;
    margin-top: 20px;
    padding: 20px;
    border-left: 3px solid var(--accent-orange);
    background: rgba(255,94,0,0.04);
}

/* Dual-lane grid */
.neuro-lane-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 28px;
}
.neuro-lane {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    padding: 24px;
}
.neuro-lane-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.neuro-lane-header i {
    font-size: 1.2rem;
    color: var(--accent-blue);
}
.neuro-lane-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}
.neuro-lane p {
    font-size: 0.88rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.neuro-lane ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.neuro-lane ul li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 4px 0 4px 16px;
    position: relative;
    line-height: 1.6;
}
.neuro-lane ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}

/* Audience grid */
.neuro-audience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}
.neuro-audience-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    padding: 16px;
}
.neuro-audience-item i {
    font-size: 1.1rem;
    color: var(--accent-orange);
    margin-top: 2px;
    min-width: 24px;
    text-align: center;
}
.neuro-audience-item span {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Comparison layout */
.neuro-comparison {
    display: flex;
    gap: 0;
    margin-top: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    overflow: hidden;
}
.neuro-compare-col {
    flex: 1;
    padding: 28px;
}
.neuro-compare-col h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.neuro-compare-col h4 i {
    margin-right: 8px;
    color: var(--accent-blue);
}
.neuro-compare-tagline {
    font-style: italic;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}
.neuro-compare-col ul {
    list-style: none;
    padding: 0;
    margin: 0 0 14px;
}
.neuro-compare-col ul li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 3px 0 3px 16px;
    position: relative;
    line-height: 1.6;
}
.neuro-compare-col ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}
.neuro-compare-divider {
    width: 1px;
    background: var(--border-primary);
}
.neuro-compare-highlight {
    background: rgba(255,94,0,0.03);
    border-left: none;
}
.neuro-compare-highlight h4 i {
    color: var(--accent-orange);
}
.neuro-compare-highlight ul li::before {
    color: var(--accent-orange);
}

@media (max-width: 767px) {
    .neuro-lane-grid { grid-template-columns: 1fr; }
    .neuro-audience-grid { grid-template-columns: 1fr; }
    .neuro-comparison { flex-direction: column; }
    .neuro-compare-divider { width: 100%; height: 1px; }
}

/* ── RETRO COUNTER ──────────────────────────────────────────────────── */
.retro-counter {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.04);
}
.counter-badge {
    height: 18px;
    opacity: 0.5;
    transition: opacity 0.3s;
}
.counter-badge:hover { opacity: 0.8; }
.counter-note {
    font-size: 0.62rem;
    color: rgba(255,255,255,0.18);
    letter-spacing: 0.3px;
    margin: 6px 0 0;
}
.jay-status {
    font-size: 0.68rem;
    color: rgba(255,255,255,0.22);
    font-style: italic;
    margin: 10px 0 0;
    letter-spacing: 0.2px;
}

/* ── JOURNAL PAGE ──────────────────────────────────────────────────── */
.journal-feed {
    max-width: 740px;
    margin: 0 auto;
}

.journal-entry {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 36px 32px;
    margin-bottom: 28px;
    transition: border-color 0.2s;
}
.journal-entry:hover {
    border-color: rgba(255,255,255,0.1);
}

.entry-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 14px;
}
.entry-meta time {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}
.entry-category {
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-blue);
    background: rgba(0,178,255,0.08);
    padding: 3px 10px;
    border-radius: 12px;
}

.entry-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 18px;
    line-height: 1.4;
}

.entry-body p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.8;
    margin-bottom: 14px;
}
.entry-body p:last-child { margin-bottom: 0; }

.entry-list {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
}
.entry-list li {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.8;
    padding: 4px 0 4px 20px;
    position: relative;
}
.entry-list li::before {
    content: '\2014';
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.entry-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}
.tag {
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    padding: 3px 10px;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
}

.entry-source {
    display: inline-block;
    margin-top: 14px;
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color 0.2s;
}
.entry-source:hover { color: var(--accent-blue); }
.entry-source i { margin-right: 4px; }

/* Journal latest preview (homepage) */
.journal-preview {
    max-width: 740px;
    margin: 0 auto 40px;
}
.journal-preview .journal-entry {
    margin-bottom: 0;
}
.journal-more {
    display: block;
    text-align: center;
    margin-top: 16px;
    font-size: 0.82rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-orange);
}

@media (max-width: 767px) {
    .journal-entry { padding: 24px 20px; }
    .entry-title { font-size: 1.05rem; }
}

/* ── FINGERPRINT PAGE (enhanced) ───────────────────────────────────── */
.fingerprint-numbers {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    color: var(--accent-orange);
    letter-spacing: 2px;
    text-align: center;
    padding: 16px 0;
}
.fingerprint-turning-point {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary) !important;
    font-style: italic;
    margin: 24px 0;
    padding: 16px 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    text-align: center;
}
.fingerprint-chain {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 32px 28px;
    margin: 30px 0;
}
.fingerprint-chain h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}
.fingerprint-chain p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 14px;
}
.chain-sequence {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    padding: 20px 0;
}
.chain-node {
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
}
.chain-arrow {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.fingerprint-preeclampsia {
    margin: 30px 0;
    padding: 24px;
    border-left: 3px solid var(--accent-orange);
    background: rgba(255,94,0,0.03);
    border-radius: 0 8px 8px 0;
}
.fingerprint-preeclampsia p {
    color: var(--text-primary) !important;
    font-size: 0.95rem;
    line-height: 2;
    margin: 0;
}
.fingerprint-closing {
    color: var(--text-primary) !important;
    font-weight: 500;
    font-style: italic;
    margin-top: 20px;
}
.fingerprint-signature {
    color: var(--text-muted) !important;
    font-style: italic;
    margin-top: 24px;
}
.fingerprint-links {
    margin-top: 40px;
}
.fingerprint-links .project-tile {
    max-width: 340px;
    margin: 0 auto;
}

@media (max-width: 767px) {
    .fingerprint-numbers { font-size: 1rem; }
    .chain-sequence { flex-direction: column; }
    .chain-arrow { transform: rotate(90deg); }
}

/* ── Timeline ───────────────────────────────────── */
.timeline-stats {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 24px 16px;
    margin-bottom: 24px;
}
.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent-orange);
    line-height: 1.2;
}
.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.timeline-filters .filter-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--text-secondary);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    margin: 3px;
    cursor: pointer;
    transition: all 0.2s;
}
.timeline-filters .filter-btn:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}
.timeline-filters .filter-btn.active {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
    color: #0a0b0d;
    font-weight: 600;
}

.timeline {
    position: relative;
    padding: 20px 0;
    margin-bottom: 40px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-orange), var(--accent-blue), var(--accent-green));
    opacity: 0.3;
}

.timeline-era {
    position: relative;
    margin: 32px 0 16px 0;
    padding-left: 60px;
}
.era-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
    padding: 4px 0;
    border-bottom: 1px solid rgba(0,178,255,0.15);
}

.timeline-item {
    position: relative;
    padding: 0 0 24px 60px;
}
.timeline-marker {
    position: absolute;
    left: 22px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #1a1b1f;
    border: 2px solid rgba(255,255,255,0.2);
    z-index: 1;
}
.timeline-marker.marker-highlight {
    border-color: var(--accent-orange);
    box-shadow: 0 0 8px rgba(255,94,0,0.3);
}
.timeline-marker.marker-viral {
    border-color: #e74c3c;
    background: #e74c3c;
    box-shadow: 0 0 12px rgba(231,76,60,0.5);
}
.timeline-marker.marker-origin {
    border-color: var(--accent-green);
    background: var(--accent-green);
    box-shadow: 0 0 10px rgba(72,230,98,0.4);
    width: 18px;
    height: 18px;
    left: 20px;
    top: 4px;
}

.timeline-content {
    background: rgba(255,255,255,0.025);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 6px;
    padding: 16px 20px;
    transition: border-color 0.2s;
}
.timeline-content:hover {
    border-color: rgba(255,94,0,0.2);
}
.timeline-content time {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.timeline-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px 0;
    line-height: 1.4;
}
.timeline-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin: 0 0 10px 0;
}
.timeline-content code {
    background: rgba(255,94,0,0.1);
    color: var(--accent-orange);
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 0.78rem;
}

.timeline-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}
.tl-tag {
    display: inline-block;
    background: rgba(0,178,255,0.1);
    color: var(--accent-blue);
    font-size: 0.68rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}
.tl-impressions {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    color: var(--text-muted);
    margin-left: auto;
}

@media (max-width: 767px) {
    .timeline::before { left: 16px; }
    .timeline-item { padding-left: 40px; }
    .timeline-marker { left: 10px; }
    .timeline-marker.marker-origin { left: 8px; }
    .timeline-era { padding-left: 40px; }
    .stat-number { font-size: 1.2rem; }
}

/* ── GTF PAGE ───────────────────────────────────────────────── */
.gtf-intro { margin-bottom: 50px; }
.gtf-intro .lead {
    font-size: 1.25rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 30px;
}
.gtf-pathway-box {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 30px 0;
    padding: 24px 16px;
    background: rgba(255,94,0,0.06);
    border: 1px solid rgba(255,94,0,0.25);
    border-radius: 8px;
}
.pathway-step {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    padding: 8px 14px;
    background: rgba(0,178,255,0.08);
    border: 1px solid rgba(0,178,255,0.2);
    border-radius: 6px;
    color: var(--accent-blue);
}
.pathway-step.pathway-outcome {
    background: rgba(255,94,0,0.12);
    border-color: rgba(255,94,0,0.35);
    color: var(--accent-orange);
    font-weight: 600;
}
.pathway-arrow {
    color: var(--text-muted);
    font-size: 0.9rem;
}
.gtf-core-statement {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.7;
    text-align: center;
    margin: 20px 0;
}
.gtf-section {
    margin-bottom: 60px;
}
.gtf-section h3 {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.gtf-section h3 i {
    color: var(--accent-blue);
    margin-right: 8px;
    font-size: 1rem;
}
.gtf-table {
    border-collapse: separate;
    border-spacing: 0;
}
.gtf-table thead th {
    background: rgba(0,178,255,0.08);
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 12px;
    border-bottom: 1px solid rgba(0,178,255,0.2);
}
.gtf-table tbody td {
    font-size: 0.85rem;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    color: var(--text-muted);
    vertical-align: top;
}
.gtf-table tbody td strong {
    color: var(--text-light);
}
.gtf-table tbody tr:hover td {
    background: rgba(255,255,255,0.02);
}
.gtf-zero {
    color: var(--accent-orange) !important;
    font-weight: 600;
}
.gtf-highlight-row td {
    background: rgba(255,94,0,0.06) !important;
}
.gtf-table-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 12px;
}

/* GTF Super-Window */
.gtf-converge-box {
    background: rgba(255,94,0,0.06);
    border: 1px solid rgba(255,94,0,0.2);
    border-radius: 8px;
    padding: 20px 24px;
    margin: 20px 0;
}
.gtf-converge-box h4 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-orange);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 14px;
}
.gtf-converge-box ol {
    padding-left: 20px;
    margin: 0;
}
.gtf-converge-box li {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 6px;
    line-height: 1.5;
}
.gtf-single-event h4 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 24px 0 12px;
}

/* GTF Growing Into Deficit */
.gtf-mechanism-box {
    margin: 20px 0;
}
.mechanism-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 2px;
    background: rgba(0,178,255,0.04);
    border-left: 3px solid rgba(0,178,255,0.3);
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}
.mechanism-step:last-child {
    background: rgba(255,94,0,0.06);
    border-left-color: var(--accent-orange);
    color: var(--text-light);
    font-weight: 500;
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(0,178,255,0.15);
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    flex-shrink: 0;
}
.mechanism-step:last-child .step-num {
    background: rgba(255,94,0,0.2);
    color: var(--accent-orange);
}

/* GTF Iron quadruple */
.gtf-quadruple {
    margin: 20px 0;
}
.quad-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 16px;
    margin-bottom: 2px;
    background: rgba(0,178,255,0.04);
    border-left: 3px solid rgba(0,178,255,0.25);
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}
.quad-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(0,178,255,0.15);
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* GTF Predictions */
.gtf-predictions {
    margin: 20px 0;
}
.prediction-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 4px;
    background: rgba(72,230,98,0.04);
    border-left: 3px solid rgba(72,230,98,0.25);
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}
.prediction-item strong {
    color: var(--text-light);
}
.pred-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(72,230,98,0.15);
    color: #48e662;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    flex-shrink: 0;
}
.gtf-gaps-note {
    margin-top: 20px;
    padding: 16px 20px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
}
.gtf-gaps-note p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

/* GTF Closing / Links */
.gtf-closing { text-align: center; }
.gtf-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}
.gtf-links .project-tile {
    flex: 1;
    max-width: 280px;
}

@media (max-width: 767px) {
    .gtf-pathway-box { flex-direction: column; }
    .pathway-arrow { transform: rotate(90deg); }
    .gtf-table { font-size: 0.78rem; }
    .gtf-converge-box { padding: 14px 16px; }
    .gtf-links { flex-direction: column; align-items: center; }
}