/* CSS Styles for FluidCluster 2.0 and Sandbox Simulator */
:root {
    --bg-dark: #0a0f1d;
    --card-dark: #121829;
    --card-border: rgba(255, 255, 255, 0.08);
    --accent-cyan: #00f2fe;
    --accent-blue: #4facfe;
    --accent-purple: #a855f7;
    --accent-indigo: #6366f1;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --green-bright: #10b981;
    --red-bright: #ef4444;
    --yellow-bright: #f59e0b;
    --font-stack: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-stack);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
    min-height: 100vh;
    padding-top: 80px; /* Gives room for the fixed navbar across all viewports */
}

.glass-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 20% 30%, rgba(18, 24, 41, 0.4) 0%, rgba(10, 15, 29, 0.95) 100%);
    z-index: -2;
}

.glow-sphere {
    position: absolute;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    pointer-events: none;
}

.pulse-slow {
    animation: pulse 6s ease-in-out infinite;
}

/* Navbar & Responsive Header */
.navbar {
    background: rgba(10, 15, 29, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-accent {
    color: var(--accent-cyan);
}

.logo-ver {
    font-size: 11px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: var(--bg-dark);
    padding: 2px 6px;
    border-radius: 20px;
    font-weight: 700;
    margin-left: 5px;
    vertical-align: super;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: color 0.3s;
    white-space: nowrap;
}

.nav-links a:hover, .nav-links a.active-link {
    color: var(--accent-cyan) !important;
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: var(--bg-dark) !important;
    padding: 8px 18px;
    border-radius: 6px;
    font-weight: 700 !important;
    transition: transform 0.3s, box-shadow 0.3s !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

/* Mobile Hamburger button */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-menu .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hamburger-menu.open .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger-menu.open .bar:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.hamburger-menu.open .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
.hero {
    padding: 80px 0 60px 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    color: var(--text-secondary);
    font-size: clamp(15px, 2vw, 18px);
    margin-bottom: 35px;
}

.badge {
    display: inline-block;
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--accent-cyan);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 15px;
}

.btn-glow {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: var(--bg-dark);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 700;
    display: inline-block;
    margin-right: 15px;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-glow:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.4);
}

.btn-secondary {
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 600;
    display: inline-block;
    transition: background 0.3s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.hero-stats {
    display: flex;
    margin-top: 50px;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-val {
    font-size: 32px;
    font-weight: 800;
    color: var(--accent-cyan);
}

.stat-lbl {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Visual Matrix Card (Landing page hero graphics) */
.hero-matrix-card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.matrix-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
}

.status-indicator {
    width: 10px;
    height: 10px;
    background-color: var(--green-bright);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--green-bright);
    animation: pulse 1.5s infinite;
}

.matrix-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.matrix-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.matrix-node {
    height: 50px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: var(--text-muted);
    transition: all 0.3s;
}

.matrix-node.active {
    background: rgba(0, 242, 254, 0.05);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

.matrix-node.link {
    border-style: dashed;
    background: none;
    border-color: rgba(79,172,254,0.3);
}

.matrix-footer {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
}

/* Shared Sections */
.section-title-wrap {
    margin-bottom: 60px;
    text-align: center;
}

.section-title-wrap h2 {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: -1px;
}

.divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    margin: 0 auto 20px auto;
    border-radius: 20px;
}

.section-desc {
    max-width: 700px;
    margin: 0 auto;
    font-size: clamp(15px, 2vw, 18px);
    color: var(--text-secondary);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

/* Intro Section Cards */
.card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 30px;
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 242, 254, 0.2);
}

.card-icon {
    font-size: 32px;
    color: var(--accent-cyan);
    margin-bottom: 20px;
}

.card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Technology Section */
.tech-section {
    background: rgba(255, 255, 255, 0.01);
    padding: 100px 0;
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.tech-stack-wrap {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.tech-card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 40px;
}

.tech-card-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.tech-step {
    font-size: 24px;
    font-weight: 800;
    color: var(--accent-cyan);
    background: rgba(0, 242, 254, 0.08);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.tech-card h3 {
    font-size: 24px;
    font-weight: 700;
}

.tech-card p {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 16px;
}

.code-box {
    background: #060913;
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 20px;
    overflow-x: auto;
}

.code-box code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    color: #a5b4fc;
}

.tech-list {
    list-style: none;
    margin-top: 15px;
}

.tech-list li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.tech-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
    font-weight: 700;
}

/* Metrics Dashboard (Impact) */
.impact-section {
    padding: 100px 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.metric-card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.metric-number {
    font-size: 40px;
    font-weight: 800;
    color: var(--accent-cyan);
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.metric-card p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Team section */
.team-section {
    padding: 100px 0 140px 0;
}

.team-card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
}

.team-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    border-radius: 50%;
    margin: 0 auto 20px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    color: var(-accent-cyan);
}

.team-card h3 {
    font-size: 22px;
    margin-bottom: 5px;
}

.team-title {
    display: inline-block;
    color: var(--accent-cyan);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
}

.team-card p {
    color: var(--text-secondary);
    font-size: 15px;
    text-align: justify;
}

/* Simulator/Demo Specific Styling */
.simulator-section {
    padding: 60px 0;
}

.text-center {
    text-align: center;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.mt-20 {
    margin-top: 20px;
}

.simulator-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 30px;
    margin-top: 40px;
}

.panel-card {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 25px;
}

.panel-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.panel-card-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.preset-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-preset {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 12px;
    border-radius: 6px;
    text-align: left;
    font-family: var(--font-stack);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-preset:hover {
    background: rgba(255, 255, 255, 0.05);
}

.btn-preset.active {
    border-color: var(--accent-cyan);
    background: rgba(0, 242, 254, 0.05);
    color: var(--accent-cyan);
}

/* Data Table inside Panel Cards */
.table-scroll-container {
    max-height: 250px;
    overflow-y: auto;
    border: 1px solid var(--card-border);
    border-radius: 6px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th, .data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

.data-table th {
    background: #0d1323;
    font-weight: 600;
    color: var(--text-secondary);
}

.data-table input {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    color: var(--text-primary);
    padding: 4px 8px;
    width: 100%;
    max-width: 100px;
}

.data-table input:focus {
    border-color: var(--accent-cyan);
    outline: none;
}

/* Form Controls & Sliders */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255,255,255,0.1);
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-cyan);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 5px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    font-size: 13px;
    color: var(--text-secondary);
}

.form-checkbox input {
    accent-color: var(--accent-cyan);
    cursor: not-allowed;
}

/* Run Solver Button */
.btn-run-solver {
    width: 100%;
    background: linear-gradient(135deg, #00f2fe, #4facfe);
    color: var(--bg-dark);
    border: none;
    padding: 16px;
    border-radius: 8px;
    font-family: var(--font-stack);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    margin-top: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0,242,254,0.25);
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-run-solver:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0,242,254,0.45);
}

.btn-run-solver .btn-loader {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(10,15,29,0.3);
    border-top: 3px solid var(--bg-dark);
    border-radius: 50%;
    position: absolute;
    display: none;
    animation: spin 0.8s linear infinite;
}

.btn-run-solver.running .btn-text {
    visibility: hidden;
}

.btn-run-solver.running .btn-loader {
    display: block;
}

/* Metrics Summary Bar */
.metrics-summary-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.metric-mini {
    background: var(--card-dark);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
}

.metric-miniHighlight {
    background: rgba(0, 242, 254, 0.03);
    border: 1px solid rgba(0, 242, 254, 0.15);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
}

.mini-lbl {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.mini-val {
    font-size: 18px;
    font-weight: 800;
}

.text-red {
    color: var(--red-bright);
}

.text-green {
    color: var(--green-bright);
}

.text-cyan {
    color: var(--accent-cyan);
}

/* Network Graph Panel */
.container-canvas {
    position: relative;
}

.canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.canvas-legend {
    display: flex;
    gap: 15px;
    font-size: 11px;
    color: var(--text-secondary);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.bg-cyan {
    background-color: var(--accent-cyan);
}

.legend-line {
    width: 15px;
    height: 2px;
    display: inline-block;
}

.line-gross {
    background-color: #3b4256;
}

.line-net {
    background-color: var(--accent-cyan);
}

#network-canvas {
    background-color: #060a15;
    border: 1px solid var(--card-border);
    border-radius: 6px;
    display: block;
    width: 100%;
}

.canvas-footnote {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Footer styling */
.footer {
    border-top: 1px solid var(--card-border);
    padding: 40px 0;
    background: rgba(6, 10, 21, 0.8);
    font-size: 14px;
    color: var(--text-muted);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.8; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================== */
/*           RESPONSIVE VIEWPORTS             */
/* ========================================== */

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .simulator-layout {
        grid-template-columns: 1fr;
    }
    
    .metrics-summary-bar {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 1024px) {
    /* Dynamic Mobile Navigation Drawer */
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 15, 29, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--card-border);
        padding: 24px;
        gap: 16px;
        z-index: 100;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        max-height: calc(100vh - 80px); /* UI Safety: prevents drawer cutoffs on small mobile screens */
        overflow-y: auto; /* Enables touch scrolling within mobile menu */
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        width: 100%;
        text-align: center;
        margin: 0 !important;
        padding: 10px 0;
        border-bottom: 1px solid rgba(255,255,255,0.03);
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .hamburger-menu {
        display: flex;
    }
    
    /* Layout Compress */
    .section-title-wrap {
        margin-bottom: 40px;
    }
    
    .card, .panel-card, .tech-card, .metric-card {
        padding: 20px;
    }
    
    .metrics-summary-bar {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    /* Canvas auto scale wrap */
    .canvas-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

/* AI Swarm Map Card responsive scaling to prevent distortion */
.swarm-viz-wrapper {
    transition: transform 0.3s ease;
}

@media (max-width: 1024px) {
    .swarm-viz-wrapper {
        transform: scale(0.85);
        transform-origin: center center;
        margin: -25px auto;
    }
}

@media (max-width: 768px) {
    .swarm-viz-wrapper {
        transform: scale(0.75);
        transform-origin: center center;
        margin: -45px auto;
    }
}

@media (max-width: 480px) {
    .swarm-viz-wrapper {
        transform: scale(0.62);
        transform-origin: center center;
        margin: -70px auto;
    }
}

@media (max-width: 360px) {
    .swarm-viz-wrapper {
        transform: scale(0.52);
        transform-origin: center center;
        margin: -95px auto;
    }
}


/* Hero Mini Europe Map HUD Styles */
.hero-map-svg {
    width: 100%;
    height: auto;
    background: #040812;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    margin-bottom: 20px;
    overflow: visible;
}

.hero-map-node {
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-map-node:hover {
    filter: drop-shadow(0 0 12px var(--accent-cyan));
}

.hero-map-node:hover circle {
    r: 9px !important;
    stroke-width: 2.5px !important;
    stroke: var(--accent-cyan) !important;
}

.hero-map-node-label {
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    font-size: 8px;
    font-weight: 800;
    fill: #ffffff;
    pointer-events: none;
    text-anchor: middle;
    dominant-baseline: middle;
}

.hero-map-link {
    stroke-width: 1.5px;
    stroke-linecap: round;
    transition: all 0.3s ease;
}

.hero-map-link.active {
    stroke: rgba(0, 242, 254, 0.25);
    filter: drop-shadow(0 0 4px rgba(0, 242, 254, 0.2));
}

.hero-map-link.active.highlight {
    stroke: rgba(168, 85, 247, 0.4);
    filter: drop-shadow(0 0 4px rgba(168, 85, 247, 0.3));
}

.hero-map-tooltip {
    position: absolute;
    background: rgba(10, 15, 29, 0.95);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 11px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 100;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    color: #ffffff;
    transform: translate(-50%, -100%) scale(0.9);
}

.hero-map-tooltip.active {
    opacity: 1;
    transform: translate(-50%, -100%) scale(1);
}


/* ========================================================================= */
/*   FluidCluster 2.0 - Advanced Small Devices Optimizer (DORA/DSO Responsive) */
/* ========================================================================= */

@media (max-width: 480px) {
    body {
        padding-top: 70px !important;
    }
    
    .hero {
        padding: 45px 0 25px 0 !important;
    }
    
    .section-title-wrap {
        margin-bottom: 25px !important;
    }
    
    .hero-content h1 {
        font-size: 24px !important;
        letter-spacing: -0.8px !important;
        margin-bottom: 12px !important;
    }
    
    .hero-content p {
        font-size: 14px !important;
        margin-bottom: 20px !important;
    }
    
    .hero-stats {
        margin-top: 25px !important;
        gap: 15px 25px !important;
    }
    
    .stat-val {
        font-size: 24px !important;
    }
    
    .stat-lbl {
        font-size: 11px !important;
    }
    
    .card, .panel-card, .tech-card, .metric-card {
        padding: 15px !important;
        border-radius: 8px !important;
    }
    
    .btn-glow, .btn-secondary {
        width: 100% !important;
        text-align: center !important;
        margin: 4px 0 !important;
        padding: 12px 20px !important;
        font-size: 13px !important;
    }
    
    /* Responsive Canvas Sizing (Prevents simulator overflow on iPhone/Android) */
    #network-canvas {
        max-width: 100% !important;
        height: auto !important;
        aspect-ratio: 3/2 !important;
    }
    
    /* Responsive Interactive Map */
    .hero-map-svg {
        max-width: 100% !important;
        height: auto !important;
        aspect-ratio: 400/220 !important;
    }
    
    .hero-matrix-card {
        padding: 15px !important;
    }
    
    /* Stack grid buttons */
    .preset-buttons {
        gap: 8px !important;
    }
    
    .btn-preset {
        padding: 10px !important;
        font-size: 13px !important;
    }
    
    /* Mobile Compact Grids */
    .grid-map-sim {
        gap: 20px !important;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px !important;
    }
    
    .logo img {
        height: 28px !important;
    }
    
    .hero-content h1 {
        font-size: 21px !important;
    }
    
    .stat-val {
        font-size: 20px !important;
    }
    
    .card h3, .tech-card h3 {
        font-size: 17px !important;
    }
    
    .metric-number {
        font-size: 30px !important;
    }
}


/* ========================================================================= */
/*   FluidCluster 2.0 - Special iPhone 12 / Small Devices Layout Fixes       */
/* ========================================================================= */

@media (max-width: 480px) {
    /* 1. Reduce container padding slightly to maximize screen width on very narrow devices */
    .container {
        padding: 0 12px !important;
    }

    /* 2. Adjust panel cards padding and borders to prevent horizontal overflow */
    .card, .panel-card, .tech-card, .metric-card {
        padding: 12px !important;
        border-radius: 8px !important;
    }

    /* 3. Preset and normal buttons white-space/wrapping safety rules */
    .btn-preset, .corridor-btn, .mockup-btn {
        white-space: normal !important;
        overflow-wrap: break-word !important;
        word-wrap: break-word !important;
        word-break: break-word !important;
        font-size: 12.5px !important;
        padding: 8px 10px !important;
    }

    /* 4. Table scroll container - horizontal scroll safety (absolutely crucial!) */
    .table-scroll-container {
        overflow-x: auto !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        margin-top: 10px !important;
    }

    /* Prevent table contents from squishing or pushing card width */
    .data-table {
        min-width: 320px !important;
    }
    
    .data-table th, .data-table td {
        padding: 8px 6px !important;
        font-size: 11px !important;
    }

    .data-table input {
        max-width: 70px !important;
        padding: 4px 6px !important;
        font-size: 11px !important;
    }

    /* 5. Solver & Glow buttons scaling to fit mobile grids perfectly */
    .btn-run-solver {
        padding: 12px 18px !important;
        font-size: 14px !important;
        margin-top: 15px !important;
    }

    /* 6. Metrics Summary Bar - compact, single-column stacked display */
    .metrics-summary-bar {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }

    .metric-mini, .metric-miniHighlight {
        padding: 10px !important;
    }

    .mini-lbl {
        font-size: 8.5px !important;
    }

    .mini-val {
        font-size: 15px !important;
    }

    /* 7. Canvas responsive footprint */
    #network-canvas {
        max-width: 100% !important;
        height: auto !important;
        aspect-ratio: 3/2 !important;
    }
}