/* ==========================================================================
   442Radar — Estilos institucionales
   ========================================================================== */

:root {
    --bg-primary: #07111F;
    --bg-secondary: #0B1F33;
    --bg-panel: #13293D;
    --blue-inst: #1F6FEB;
    --cyan-tech: #00A3C7;
    --text-primary: #F4F7FA;
    --text-secondary: #AAB7C4;
    --border: #2B3E50;
    --alert: #F5A623;
    --risk: #D64545;
    --valid: #2ECC71;
    --font-main: 'Inter', 'IBM Plex Sans', system-ui, sans-serif;
    --font-display: 'IBM Plex Sans', 'Inter', system-ui, sans-serif;
    --nav-height: 72px;
    --section-py: 5rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --transition: 0.25s ease;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-height) + 1rem);
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.grid-bg {
    position: fixed;
    inset: 0;
    background-color: var(--bg-primary);
    pointer-events: none;
    z-index: 0;
}

.grid-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../img/backgrounds/fondo-4-combinado.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.55;
}

main {
    position: relative;
    z-index: 1;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cyan-tech);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 720px;
}

.navbar {
    background: rgba(7, 17, 31, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    transition: box-shadow var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.navbar-brand .brand-442 {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.15rem;
}

.navbar-brand .brand-radar {
    color: var(--cyan-tech);
    font-weight: 700;
    font-size: 1.15rem;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem !important;
    transition: color var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
}

.btn-primary {
    background: var(--blue-inst);
    border-color: var(--blue-inst);
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
    background: #1858c7;
    border-color: #1858c7;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(31, 111, 235, 0.35);
}

.btn-outline-cyan {
    color: var(--cyan-tech);
    border: 1px solid var(--cyan-tech);
    background: transparent;
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    transition: all var(--transition);
}

.btn-outline-cyan:hover {
    background: rgba(0, 163, 199, 0.12);
    color: var(--cyan-tech);
    border-color: var(--cyan-tech);
    transform: translateY(-1px);
}

.hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--nav-height) + 2rem);
    padding-bottom: 4rem;
    position: relative;
    overflow: hidden;
}

.hero-visual { position: relative; }

.hero-graph .intel-graph { margin-bottom: 0; }

.hero-graph .intel-graph--compact .intel-graph-canvas-wrap {
    min-height: 400px;
}

.hero-graph .intel-graph-detail {
    font-size: 0.85rem;
}

.hero-graph .intel-node {
    min-width: 78px;
    max-width: 105px;
    font-size: 0.82em;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.hero-title .num { color: var(--text-primary); }
.hero-title .radar { color: var(--cyan-tech); }

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 540px;
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 520px;
    margin-bottom: 2rem;
}

.hero-institutional {
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-left: 3px solid var(--cyan-tech);
    padding-left: 1rem;
    margin-top: 2rem;
    max-width: 480px;
}

.dashboard-panel {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.dashboard-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.dashboard-panel-header span {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--valid);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    transition: border-color var(--transition);
}

.stat-card:hover { border-color: rgba(0, 163, 199, 0.4); }

.stat-card .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

.stat-card.alert-stat .stat-value { color: var(--alert); }
.stat-card.cyan-stat .stat-value { color: var(--cyan-tech); }

.demo-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: rgba(43, 62, 80, 0.5);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    margin-top: 0.75rem;
}

.section-block {
    padding: var(--section-py) 0;
    position: relative;
}

.section-block.alt-bg { background: var(--bg-secondary); }

.section-block.panel-bg {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

.card-radar {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    height: 100%;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.card-radar:hover {
    border-color: rgba(31, 111, 235, 0.45);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.card-radar .card-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(31, 111, 235, 0.12);
    border-radius: var(--radius);
    color: var(--cyan-tech);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card-radar h3, .card-radar h4 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.card-radar p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    margin-bottom: 0;
}

.card-radar ul {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0 0;
}

.card-radar ul li {
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 0.25rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.card-radar ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65rem;
    width: 5px;
    height: 5px;
    background: var(--cyan-tech);
    border-radius: 50%;
}

.pain-card { border-left: 3px solid var(--risk); }
.solution-card { border-left: 3px solid var(--valid); }
.solution-card .card-icon {
    background: rgba(46, 204, 113, 0.12);
    color: var(--valid);
}

.arch-block {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    height: 100%;
}

.arch-block h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cyan-tech);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.arch-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.arch-list li {
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 0.35rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.arch-list li i {
    color: var(--blue-inst);
    font-size: 0.7rem;
}

.arch-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan-tech);
    font-size: 1.5rem;
}

.module-card { position: relative; overflow: hidden; }

.module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-inst), var(--cyan-tech));
    opacity: 0;
    transition: opacity var(--transition);
}

.module-card:hover::before { opacity: 1; }

.module-name {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--cyan-tech);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.source-category { margin-bottom: 2rem; }

.source-category h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.source-category h4 i { color: var(--cyan-tech); }

.source-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.source-tag {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
    border-radius: 2rem;
    transition: all var(--transition);
}

.source-tag:hover {
    border-color: var(--cyan-tech);
    color: var(--text-primary);
}

.alert-notice {
    background: rgba(245, 166, 35, 0.08);
    border: 1px solid rgba(245, 166, 35, 0.35);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.alert-notice i {
    color: var(--alert);
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.alert-notice p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.925rem;
}

.ia-principle {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-left: 4px solid var(--cyan-tech);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-primary);
    font-style: italic;
}

.ia-function {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.ia-function i { color: var(--blue-inst); }

.sensitivity-level {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
}

.sensitivity-bar {
    width: 4px;
    height: 24px;
    border-radius: 2px;
}

.sensitivity-level:nth-child(1) .sensitivity-bar { background: var(--valid); }
.sensitivity-level:nth-child(2) .sensitivity-bar { background: var(--cyan-tech); }
.sensitivity-level:nth-child(3) .sensitivity-bar { background: var(--blue-inst); }
.sensitivity-level:nth-child(4) .sensitivity-bar { background: var(--alert); }
.sensitivity-level:nth-child(5) .sensitivity-bar { background: var(--risk); }

.legal-text {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.use-case-num {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--blue-inst);
    letter-spacing: 0.05em;
}

.integration-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.integration-chip {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius);
}

.process-timeline {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    position: relative;
}

.process-step {
    flex: 1 1 calc(20% - 1rem);
    min-width: 140px;
    text-align: center;
    padding: 1rem 0.5rem;
    position: relative;
}

.process-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-panel);
    border: 2px solid var(--blue-inst);
    color: var(--cyan-tech);
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
}

.process-step p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

@media (min-width: 768px) {
    .process-step:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 28px;
        right: -50%;
        width: 100%;
        height: 2px;
        background: linear-gradient(90deg, var(--border), transparent);
        z-index: -1;
    }
}

.report-type-card {
    text-align: center;
    padding: 1.25rem;
}

.report-type-card i {
    font-size: 1.75rem;
    color: var(--cyan-tech);
    margin-bottom: 0.75rem;
}

.report-example {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    height: 100%;
}

.report-example h5 {
    font-size: 0.95rem;
    color: var(--cyan-tech);
    margin-bottom: 0.75rem;
}

.report-example ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.report-example ul li {
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 0.2rem 0;
}

.pilot-box {
    background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-secondary) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.pilot-list li {
    color: var(--text-secondary);
    font-size: 0.925rem;
    padding: 0.35rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pilot-list li i { color: var(--valid); }

.accordion-radar .accordion-item {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    margin-bottom: 0.5rem;
    border-radius: var(--radius) !important;
    overflow: hidden;
}

.accordion-radar .accordion-button {
    background: var(--bg-panel);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    box-shadow: none;
    padding: 1rem 1.25rem;
}

.accordion-radar .accordion-button:not(.collapsed) {
    background: var(--bg-secondary);
    color: var(--cyan-tech);
}

.accordion-radar .accordion-button::after {
    filter: invert(1) opacity(0.6);
}

.accordion-radar .accordion-body {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.925rem;
    padding: 1rem 1.25rem 1.25rem;
}

.relation-map {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
}

.relation-center {
    background: var(--bg-secondary);
    border: 2px solid var(--blue-inst);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.relation-nodes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.relation-node {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.4rem 0.85rem;
    border-radius: 2rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.relation-node i {
    color: var(--cyan-tech);
    font-size: 0.75rem;
}

.flow-diagram {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
}

.flow-column h5 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cyan-tech);
    margin-bottom: 0.75rem;
}

.flow-core {
    background: var(--bg-panel);
    border: 2px solid var(--blue-inst);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.flow-core span { color: var(--cyan-tech); }

.flow-arrow {
    color: var(--cyan-tech);
    font-size: 1.5rem;
}

.flow-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius);
    margin-bottom: 0.35rem;
}

.contact-form {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.form-control, .form-select {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.625rem 0.875rem;
}

.form-control:focus, .form-select:focus {
    background: var(--bg-secondary);
    border-color: var(--blue-inst);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(31, 111, 235, 0.2);
}

.form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.form-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.form-select option { background: var(--bg-secondary); }

.page-hero {
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.page-content { padding: 3rem 0 5rem; }

.legal-content h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    color: var(--cyan-tech);
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p, .legal-content li {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.legal-content ul { padding-left: 1.25rem; }

.legal-disclaimer {
    background: rgba(245, 166, 35, 0.08);
    border: 1px solid rgba(245, 166, 35, 0.3);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-top: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1.5rem;
    position: relative;
    z-index: 1;
}

.footer-heading {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li { margin-bottom: 0.4rem; }

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition);
}

.footer-links a:hover { color: var(--cyan-tech); }

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-divider {
    border-color: var(--border);
    margin: 2rem 0 1.5rem;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* —— Mapa de relaciones (RadarRelaciones demo) —— */
.intel-graph {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.intel-graph-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.intel-graph-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.intel-graph-canvas-wrap {
    position: relative;
    width: 100%;
    min-height: 520px;
    background: radial-gradient(ellipse at 50% 45%, rgba(31, 111, 235, 0.06) 0%, var(--bg-primary) 70%);
}

.intel-graph--compact .intel-graph-canvas-wrap {
    min-height: 420px;
}

.intel-graph-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.intel-edge {
    stroke-width: 1.5;
    transition: stroke-opacity 0.2s ease, stroke-width 0.2s ease;
}

.intel-edge--confirmed {
    stroke: rgba(0, 163, 199, 0.55);
    stroke-dasharray: none;
}

.intel-edge--probable {
    stroke: rgba(170, 183, 196, 0.35);
    stroke-dasharray: 6 4;
}

.intel-graph.is-focus .intel-edge {
    stroke-opacity: 0.08;
}

.intel-graph.is-focus .intel-edge.intel-edge--active {
    stroke-opacity: 1;
    stroke-width: 2.5;
}

.intel-graph-nodes {
    position: absolute;
    inset: 0;
}

.intel-node {
    position: absolute;
    transform: translate(-50%, -50%);
    min-width: 108px;
    max-width: 130px;
    padding: 0.45rem 0.55rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s, opacity 0.2s;
    z-index: 2;
}

.intel-node:hover,
.intel-node.is-active {
    border-color: var(--cyan-tech);
    box-shadow: 0 0 16px rgba(0, 163, 199, 0.25);
    z-index: 5;
}

.intel-graph.is-focus .intel-node {
    opacity: 0.35;
}

.intel-graph.is-focus .intel-node.is-active,
.intel-graph.is-focus .intel-node.is-linked {
    opacity: 1;
}

.intel-node--primary {
    min-width: 140px;
    max-width: 160px;
    padding: 0.65rem 0.75rem;
    border: 2px solid var(--blue-inst);
    background: rgba(19, 41, 61, 0.95);
    z-index: 3;
}

.intel-node--case { border-left: 3px solid var(--blue-inst); }
.intel-node--finance { border-left: 3px solid var(--valid); }
.intel-node--contact { border-left: 3px solid var(--cyan-tech); }
.intel-node--tech { border-left: 3px solid #6c8ebf; }
.intel-node--evidence { border-left: 3px solid var(--text-secondary); }
.intel-node--source { border-left: 3px solid var(--alert); }
.intel-node--legal { border-left: 3px solid #9b7bd4; }
.intel-node--alert { border-color: rgba(245, 166, 35, 0.6); background: rgba(245, 166, 35, 0.08); }
.intel-node--report { border-left: 3px solid var(--cyan-tech); }
.intel-node--org { border-left: 3px solid var(--blue-inst); }
.intel-node--family { border-left: 3px solid #e879a9; }
.intel-node--acquaintance { border-left: 3px solid #7cb8a8; }
.intel-node--social { border-left: 3px solid #9b7bd4; }
.intel-node--location { border-left: 3px solid var(--cyan-tech); }

.section-graph-social .intel-graph-canvas-wrap { min-height: 560px; }

.intel-node-icon {
    display: block;
    font-size: 1rem;
    color: var(--cyan-tech);
    margin-bottom: 0.15rem;
}

.intel-node--primary .intel-node-icon { color: var(--blue-inst); font-size: 1.2rem; }
.intel-node--alert .intel-node-icon { color: var(--alert); }

.intel-node-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.intel-node-sub {
    display: block;
    font-size: 0.58rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
    line-height: 1.25;
}

.intel-graph-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 0.65rem 1rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.intel-legend-line {
    display: inline-block;
    width: 24px;
    height: 0;
    vertical-align: middle;
    margin-right: 0.35rem;
    border-top: 2px solid;
}

.intel-legend-line--confirmed { border-color: var(--cyan-tech); }
.intel-legend-line--probable { border-color: var(--text-secondary); border-top-style: dashed; }

.intel-graph-detail {
    padding: 0.75rem 1rem;
    background: rgba(7, 17, 31, 0.6);
    border-top: 1px solid var(--border);
    min-height: 3rem;
}

.intel-graph-detail strong { color: var(--cyan-tech); }

.graph-side-list li {
    padding: 0.35rem 0;
    border-bottom: 1px solid rgba(43, 62, 80, 0.4);
}

.graph-side-list li:last-child { border-bottom: none; }

.graph-page-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

@media (max-width: 991px) {
    .intel-graph-canvas-wrap { min-height: 640px; }
    .intel-node { min-width: 90px; max-width: 110px; font-size: 0.9em; }
    .graph-page-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 575px) {
    .intel-graph-canvas-wrap { min-height: 780px; overflow-x: auto; }
    .intel-node { min-width: 82px; max-width: 100px; }
}

@media (max-width: 991px) {
    :root { --section-py: 3.5rem; }
    .hero-section { min-height: auto; padding-bottom: 3rem; }
    .hero-visual { margin-top: 2.5rem; }
    .arch-arrow { transform: rotate(90deg); padding: 0.5rem 0; }
    .process-step { flex: 1 1 calc(50% - 0.5rem); }
    .flow-diagram {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .flow-arrow {
        transform: rotate(90deg);
        justify-self: center;
    }
}

@media (max-width: 575px) {
    .stat-grid { grid-template-columns: 1fr; }
    .process-step { flex: 1 1 100%; }
}