/* ============================================================
   namu.systems — biological architecture dashboard
   Palette
   #0d1117 terminal-dark   #1e3a2f forest-circuit
   #3fb950 chlorophyll     #58a6ff xylem-blue
   #e8dcc8 heartwood       #1a2e1a deep-canopy
   #f0883e phloem-amber    #8b949e bark-gray
============================================================ */

:root {
    --terminal-dark: #0d1117;
    --forest-circuit: #1e3a2f;
    --chlorophyll: #3fb950;
    --xylem-blue: #58a6ff;
    --heartwood: #e8dcc8;
    --canopy-deep: #1a2e1a;
    --phloem-amber: #f0883e;
    --bark-gray: #8b949e;

    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Space Mono', monospace;

    --border-thin: 1px solid var(--forest-circuit);
    --radius: 6px;
}

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

html, body {
    background: var(--terminal-dark);
    color: var(--heartwood);
}

body {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* hexagonal cellular overlay */
.hex-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        repeating-conic-gradient(
            from 30deg at 50% 50%,
            rgba(30, 58, 47, 0.10) 0deg 60deg,
            rgba(13, 17, 23, 0) 60deg 120deg
        );
    background-size: 28px 28px;
    opacity: 0.45;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 90%);
}

/* terminal cursor blink (used in headers + hero title) */
.cursor {
    display: inline-block;
    color: var(--chlorophyll);
    font-weight: 400;
    margin-left: 0.15em;
    animation: cursorBlink 1s steps(1) infinite;
}
.cursor.sm { font-size: 0.85em; margin-left: 0.1em; }
@keyframes cursorBlink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* ============================================================
   Top Bar
============================================================ */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 90;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.5rem;
    background: rgba(13, 17, 23, 0.78);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: var(--border-thin);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.brand-mark {
    color: var(--chlorophyll);
    font-size: 1rem;
    animation: spinSlow 12s linear infinite;
    display: inline-block;
}
@keyframes spinSlow {
    to { transform: rotate(360deg); }
}

.brand-name {
    color: var(--heartwood);
    font-weight: 500;
    letter-spacing: 0.08em;
}

.topbar-meta {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    color: var(--bark-gray);
}
.meta-sep { color: var(--forest-circuit); }

.live-dot {
    color: var(--chlorophyll);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.live-dot .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--chlorophyll);
    box-shadow: 0 0 8px var(--chlorophyll);
    animation: pulseDot 1.6s ease-in-out infinite;
}
@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* ============================================================
   Ring Counter (fixed top-right under topbar)
============================================================ */
.ring-counter {
    position: fixed;
    top: 4.2rem;
    right: 1.5rem;
    z-index: 95;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    pointer-events: none;
}

.ring-svg {
    filter: drop-shadow(0 0 6px rgba(63, 185, 80, 0.25));
}

.ring-progress {
    transition: stroke-dashoffset 0.25s linear;
}

.ring-readout {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    font-family: var(--font-mono);
}
.ring-label {
    font-size: 0.85rem;
    color: var(--chlorophyll);
    letter-spacing: 0.08em;
    font-weight: 500;
}
.ring-unit {
    font-size: 0.6rem;
    color: var(--bark-gray);
    letter-spacing: 0.1em;
}

/* ============================================================
   Hero
============================================================ */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    padding: 6rem 1.5rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, #0f1620 0%, var(--terminal-dark) 70%);
    overflow: hidden;
    z-index: 1;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(30, 58, 47, 0.18) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 58, 47, 0.18) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
    pointer-events: none;
}

.cross-section {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(90vmin, 720px);
    height: min(90vmin, 720px);
    pointer-events: none;
    animation: rotateCross 120s linear infinite;
}
@keyframes rotateCross {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.hero-center {
    position: relative;
    z-index: 5;
    text-align: center;
    padding: 1.5rem 2rem;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--bark-gray);
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(2rem, 6vw, 4.5rem);
    color: var(--heartwood);
    letter-spacing: 0.02em;
    line-height: 1.1;
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.8rem;
    color: var(--chlorophyll);
    margin-top: 0.85rem;
    letter-spacing: 0.18em;
    text-transform: lowercase;
}

.hero-coords {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--bark-gray);
    letter-spacing: 0.1em;
}

.system-tabs {
    position: absolute;
    bottom: 4rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    z-index: 5;
    padding: 0 1rem;
}

.tab {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--bark-gray);
    cursor: pointer;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--forest-circuit);
    border-radius: 3px;
    background: rgba(13, 17, 23, 0.6);
    transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
    letter-spacing: 0.06em;
    user-select: none;
}

.tab::before {
    content: "▸ ";
    color: var(--forest-circuit);
    transition: color 0.25s ease;
}

.tab:hover {
    color: var(--heartwood);
    border-color: var(--chlorophyll);
}

.tab:hover::before { color: var(--chlorophyll); }

.tab.active {
    color: var(--chlorophyll);
    border-color: var(--chlorophyll);
    background: rgba(63, 185, 80, 0.08);
    box-shadow: 0 0 12px rgba(63, 185, 80, 0.18);
}
.tab.active::before { color: var(--chlorophyll); }

.hero-scroll-hint {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--bark-gray);
    letter-spacing: 0.2em;
    animation: hintBob 2.2s ease-in-out infinite;
}
@keyframes hintBob {
    0%, 100% { transform: translate(-50%, 0); opacity: 0.55; }
    50%      { transform: translate(-50%, 4px); opacity: 1; }
}

/* ============================================================
   Dashboard Bento Grid
============================================================ */
.dashboard {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 0.5rem;
    padding: 2.5rem 1.5rem;
    max-width: 1480px;
    margin: 0 auto;
}

.panel {
    background:
        linear-gradient(180deg, rgba(26, 46, 26, 0.25) 0%, rgba(13, 17, 23, 0) 60%),
        var(--terminal-dark);
    border: var(--border-thin);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-conic-gradient(
        from 30deg at 50% 50%,
        rgba(30, 58, 47, 0.08) 0deg 60deg,
        transparent 60deg 120deg
    );
    background-size: 22px 22px;
    opacity: 0.35;
    pointer-events: none;
}

.panel::after {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 12px; height: 12px;
    border-top: 1px solid var(--chlorophyll);
    border-left: 1px solid var(--chlorophyll);
    opacity: 0.55;
}

.panel:hover {
    border-color: rgba(63, 185, 80, 0.55);
}

.panel-wide   { grid-column: span 8; }
.panel-tall   { grid-column: span 4; grid-row: span 2; }
.panel-square { grid-column: span 4; }
.panel-third  { grid-column: span 4; }

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: var(--border-thin);
    position: relative;
    z-index: 1;
}

.panel-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--xylem-blue);
    letter-spacing: 0.06em;
}

.panel-status {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--bark-gray);
    padding: 0.18rem 0.5rem;
    border: 1px solid var(--forest-circuit);
    border-radius: 3px;
    letter-spacing: 0.1em;
}

.panel-status.live {
    color: var(--chlorophyll);
    border-color: var(--chlorophyll);
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 rgba(63,185,80,0); }
    50%      { opacity: 0.6; box-shadow: 0 0 8px rgba(63,185,80,0.3); }
}

.panel-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--bark-gray);
    position: relative;
    z-index: 1;
}
.panel-meta.vertical {
    flex-direction: column;
    gap: 0.35rem;
    margin-top: 0.85rem;
}

.panel-footnote {
    margin-top: 0.85rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--bark-gray);
    letter-spacing: 0.05em;
    position: relative;
    z-index: 1;
}

.data-value {
    color: var(--chlorophyll);
    font-weight: 500;
}

/* ============================================================
   Network Graph (roots panel)
============================================================ */
.network-graph {
    width: 100%;
    height: 220px;
    position: relative;
    z-index: 1;
}
.network-graph svg {
    width: 100%;
    height: 100%;
    display: block;
}
.net-edge {
    stroke: var(--forest-circuit);
    stroke-width: 1;
    fill: none;
    opacity: 0.7;
    stroke-dasharray: 4 6;
    animation: edgeFlow 8s linear infinite;
}
@keyframes edgeFlow {
    to { stroke-dashoffset: -200; }
}
.net-node {
    fill: var(--chlorophyll);
    transform-origin: center;
    transform-box: fill-box;
    animation: nodePulse 3s ease-in-out infinite;
}
.net-node.alt { fill: var(--xylem-blue); }
@keyframes nodePulse {
    0%, 100% { opacity: 0.45; r: 3; }
    50%      { opacity: 1;    r: 5; }
}

/* ============================================================
   Flow Bars (transport panel)
============================================================ */
.flow-bars {
    display: flex;
    align-items: flex-end;
    gap: 0.6rem;
    height: 260px;
    padding: 1rem 0 2rem;
    position: relative;
    z-index: 1;
    border-bottom: 1px dashed var(--forest-circuit);
}

.flow-bar {
    flex: 1;
    height: var(--flow-height);
    background:
        linear-gradient(to top, var(--chlorophyll) 0%, var(--forest-circuit) 100%);
    border-radius: 2px 2px 0 0;
    position: relative;
    animation: flowPulse 3.4s ease-in-out infinite alternate;
    box-shadow: inset 0 -2px 0 var(--canopy-deep);
}

.flow-bar:nth-child(2n) {
    background: linear-gradient(to top, var(--xylem-blue) 0%, var(--forest-circuit) 100%);
}
.flow-bar:nth-child(7) {
    background: linear-gradient(to top, var(--phloem-amber) 0%, var(--forest-circuit) 100%);
}

.flow-pct {
    position: absolute;
    top: -1.1rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--bark-gray);
}

.flow-label {
    position: absolute;
    bottom: -1.4rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--heartwood);
    letter-spacing: 0.05em;
}

@keyframes flowPulse {
    0%   { opacity: 0.65; }
    100% { opacity: 1; }
}

/* ============================================================
   Photo Meter (canopy panel)
============================================================ */
.meter-stack {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    position: relative;
    z-index: 1;
}

.meter-row {
    display: grid;
    grid-template-columns: 44px 1fr 56px;
    align-items: center;
    gap: 0.6rem;
}

.meter-key, .meter-val {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--bark-gray);
    letter-spacing: 0.05em;
}
.meter-val {
    color: var(--chlorophyll);
    text-align: right;
}

.photo-meter {
    height: 8px;
    background: var(--canopy-deep);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--forest-circuit);
}

.meter-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--forest-circuit) 0%, var(--chlorophyll) 100%);
    border-radius: 2px;
    transition: width 1.6s cubic-bezier(0.22, 0.61, 0.36, 1);
    position: relative;
}
.meter-fill::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(232,220,200,0.18) 50%, transparent 100%);
    animation: meterShine 2.4s ease-in-out infinite;
}
@keyframes meterShine {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============================================================
   Growth Rings Viz
============================================================ */
.growth-rings-viz {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.growth-rings-viz svg {
    max-height: 100%;
}

/* ============================================================
   Signal Trace
============================================================ */
.signal-trace {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    position: relative;
    z-index: 1;
    max-height: 220px;
    overflow: hidden;
}

.trace-line {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--bark-gray);
    padding: 0.3rem 0.4rem 0.3rem 0.85rem;
    border-left: 2px solid var(--forest-circuit);
    opacity: 0;
    animation: traceFade 0.6s ease forwards;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.trace-line:nth-child(1) { animation-delay: 0.2s; }
.trace-line:nth-child(2) { animation-delay: 0.55s; }
.trace-line:nth-child(3) { animation-delay: 0.9s; }
.trace-line:nth-child(4) { animation-delay: 1.25s; }
.trace-line:nth-child(5) { animation-delay: 1.6s; }
.trace-line:nth-child(6) { animation-delay: 1.95s; }

.trace-line:hover { border-left-color: var(--chlorophyll); color: var(--heartwood); }

.trace-time { color: var(--xylem-blue); }
.arrow      { color: var(--chlorophyll); }

.trace-tag {
    margin-left: auto;
    font-size: 0.55rem;
    padding: 0.1rem 0.35rem;
    border: 1px solid currentColor;
    border-radius: 2px;
    letter-spacing: 0.1em;
}
.trace-tag.ok   { color: var(--chlorophyll); }
.trace-tag.warn { color: var(--phloem-amber); }

@keyframes traceFade {
    to { opacity: 1; }
}

/* ============================================================
   Canopy Map / Vascular / Climate panels (third row)
============================================================ */
.canopy-map, .vascular-viz {
    width: 100%;
    height: 200px;
    position: relative;
    z-index: 1;
}
.canopy-map svg, .vascular-viz svg {
    width: 100%;
    height: 100%;
    display: block;
}

.env-readings {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.45rem;
    position: relative;
    z-index: 1;
    margin-bottom: 0.85rem;
}
.env-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.25rem 0;
    border-bottom: 1px dotted var(--forest-circuit);
}
.env-key { color: var(--bark-gray); letter-spacing: 0.06em; }
.env-val { color: var(--heartwood); }

.env-spark {
    width: 100%;
    height: 50px;
    position: relative;
    z-index: 1;
}
.env-spark svg { width: 100%; height: 100%; display: block; }

/* ============================================================
   Legend section
============================================================ */
.legend {
    max-width: 1480px;
    margin: 1.5rem auto 0;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

.legend-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--xylem-blue);
    letter-spacing: 0.12em;
    margin-bottom: 1rem;
    text-transform: lowercase;
    font-weight: 400;
}

.legend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.5rem;
    border-top: var(--border-thin);
    border-bottom: var(--border-thin);
    padding: 1rem 0;
}

.legend-item {
    display: grid;
    grid-template-columns: 14px 110px 1fr;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.4rem 0.5rem;
}
.legend-swatch {
    width: 12px;
    height: 12px;
    border-radius: 2px;
    border: 1px solid var(--forest-circuit);
}
.legend-key { color: var(--heartwood); }
.legend-desc { color: var(--bark-gray); }

/* ============================================================
   Footer + scrolling data stream
============================================================ */
.footer {
    margin-top: 3rem;
    border-top: var(--border-thin);
    background: var(--canopy-deep);
    position: relative;
    z-index: 2;
}

.data-stream {
    width: 100%;
    overflow: hidden;
    border-bottom: var(--border-thin);
    background: rgba(13, 17, 23, 0.85);
}

.stream-track {
    display: inline-flex;
    white-space: nowrap;
    padding: 0.65rem 0;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--bark-gray);
    animation: marquee 38s linear infinite;
}
.stream-track .stream-chunk {
    padding: 0 1.5rem;
    border-right: 1px solid var(--forest-circuit);
}
.stream-track .stream-chunk .stream-key { color: var(--xylem-blue); margin-right: 0.4rem; }
.stream-track .stream-chunk .stream-val { color: var(--chlorophyll); }
.stream-track .stream-chunk .stream-warn { color: var(--phloem-amber); }

@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.footer-row {
    max-width: 1480px;
    margin: 0 auto;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-text {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--heartwood);
    letter-spacing: 0.04em;
}

.footer-hash {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--forest-circuit);
    letter-spacing: 0.08em;
}

/* ============================================================
   Responsive
============================================================ */
@media (max-width: 1024px) {
    .panel-wide   { grid-column: span 12; }
    .panel-tall   { grid-column: span 6; grid-row: span 2; }
    .panel-square { grid-column: span 6; }
    .panel-third  { grid-column: span 6; }
}

@media (max-width: 720px) {
    .topbar-meta { display: none; }
    .ring-counter { top: 3.4rem; right: 0.85rem; }
    .ring-svg { width: 50px; height: 50px; }
    .dashboard {
        grid-template-columns: 1fr;
        padding: 1.5rem 1rem;
    }
    .panel-wide,
    .panel-tall,
    .panel-square,
    .panel-third {
        grid-column: span 1;
        grid-row: span 1;
    }
    .system-tabs {
        position: static;
        transform: none;
        margin-top: 2rem;
    }
    .hero { min-height: auto; padding-bottom: 5rem; }
    .footer-row { flex-direction: column; align-items: flex-start; }
}