@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300..700&family=JetBrains+Mono:wght@300;400;500&family=Manrope:wght@300;400;500;600;700&display=swap');

:root {
    --bg: #0a0d16;
    --bg-elev: #10141f;
    --bg-card: #131828;
    --border: #1d2235;
    --border-soft: #161a28;
    --text: #dce3f0;
    --text-dim: #8892a8;
    --text-faint: #5a6378;
    --accent: #6fa8ff;
    --warn: #e6c16f;
    --novelty-near: #71c7b1;
    --novelty-mid: #e6c16f;
    --novelty-high: #ef8f80;
    --novelty-unmeasured: #687287;
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Consolas, monospace;
}

* { box-sizing: border-box; }

.sr-only {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

body {
    margin: 0;
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 1100px 500px at 50% -250px, rgba(111, 168, 255, 0.05), transparent),
        radial-gradient(ellipse 700px 350px at 100% 100%, rgba(111, 168, 255, 0.02), transparent);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.03;
    z-index: 1;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.identity-shell {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
    padding: 36px 0 56px;
    position: relative;
    z-index: 2;
}

.identity-masthead {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: baseline;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
    margin-bottom: 64px;
}

.identity-brand,
.identity-meta,
.eyebrow,
.subtle,
.source-file,
.entry-date,
.window-note {
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.identity-brand {
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
}

.identity-brand::before {
    content: '>';
    color: var(--accent);
    margin-right: 0.4em;
}

.identity-meta {
    display: flex;
    gap: 16px;
    color: var(--text-faint);
    font-size: 0.68rem;
}

.identity-hero {
    max-width: 780px;
    margin-bottom: 42px;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 4.8rem);
    line-height: 1.02;
    font-weight: 300;
    margin-bottom: 18px;
}

h2 {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 400;
    line-height: 1.2;
    margin: 0;
}

h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.eyebrow {
    color: var(--accent);
    font-size: 0.7rem;
    margin: 0 0 12px;
}

.lede {
    color: var(--text-dim);
    max-width: 690px;
    font-size: 1rem;
}

.panel,
.source-card,
.entry-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.panel {
    padding: 20px;
    margin-bottom: 18px;
}

.panel-head,
.source-head {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 16px;
}

.subtle,
.source-file,
.entry-date,
.window-note {
    color: var(--text-faint);
    font-size: 0.64rem;
}

.identity-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
        "decisions lessons"
        "decisions postmortems"
        "syntheses syntheses";
    gap: 18px;
    align-items: stretch;
}

.source-card {
    padding: 20px;
    min-width: 0;
    height: 100%;
}

.source-decisions { grid-area: decisions; }
.source-lessons { grid-area: lessons; }
.source-postmortems { grid-area: postmortems; }
.source-syntheses { grid-area: syntheses; }

.source-description {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 14px;
}

.entry-list {
    display: grid;
    gap: 12px;
}

.entry-card {
    background: var(--bg-elev);
    border-color: var(--border-soft);
    padding: 14px;
}

.entry-title {
    color: var(--text);
    font-weight: 600;
}

.window-note {
    color: var(--warn);
    margin-bottom: 12px;
}

.markdown-body {
    color: var(--text-dim);
    font-size: 0.9rem;
    overflow-wrap: anywhere;
}

.markdown-body > :first-child {
    margin-top: 0;
}

.markdown-body > :last-child {
    margin-bottom: 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
    color: var(--text);
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.2;
    margin: 1.1rem 0 0.45rem;
}

.markdown-body h1 { font-size: 1.35rem; }
.markdown-body h2 { font-size: 1.18rem; }
.markdown-body h3 { font-size: 1.02rem; }

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body pre {
    margin: 0 0 0.85rem;
}

.markdown-body ul,
.markdown-body ol {
    padding-left: 1.25rem;
}

.markdown-body li + li {
    margin-top: 0.35rem;
}

.markdown-body strong {
    color: var(--text);
    font-weight: 600;
}

.markdown-body code {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-soft);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.82em;
    padding: 0.1em 0.35em;
}

.markdown-body pre {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    overflow: auto;
    padding: 12px;
}

.markdown-body pre code {
    background: transparent;
    border: 0;
    padding: 0;
}

.markdown-body a {
    color: var(--accent);
    text-decoration: none;
}

.markdown-body a:hover {
    text-decoration: underline;
}

.entry-card .markdown-body {
    max-height: 440px;
    overflow: auto;
    padding-right: 4px;
}

.memory-map-panel {
    margin-top: 18px;
}

.memory-map-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 14px;
}

.memory-control-group {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 6px;
}

.memory-view-modes {
    border-left: 1px solid var(--border);
    margin-left: 2px;
    padding-left: 10px;
}

.memory-filter,
.memory-view-mode {
    border: 1px solid var(--border);
    background: var(--bg-elev);
    color: var(--text-dim);
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    min-height: 34px;
    padding: 0 11px;
    text-transform: uppercase;
}

.memory-filter.is-active,
.memory-view-mode.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #07101f;
}

.memory-search {
    flex: 1 1 180px;
    margin-left: auto;
    max-width: 260px;
    min-width: 160px;
}

.memory-search input {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.78rem;
    height: 34px;
    outline: none;
    padding: 0 10px;
    width: 100%;
}

.memory-search input:focus {
    border-color: var(--accent);
}

.memory-map-legend {
    align-items: center;
    color: var(--text-faint);
    display: flex;
    flex-wrap: wrap;
    font-family: var(--font-mono);
    font-size: 0.64rem;
    gap: 12px;
    margin: -3px 0 12px;
    min-height: 20px;
    text-transform: uppercase;
}

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

.memory-legend-swatch {
    background: var(--legend-color);
    border: 1px solid rgba(220, 227, 240, 0.42);
    border-radius: 50%;
    height: 9px;
    width: 9px;
}

.memory-map-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 14px;
}

.memory-map-frame {
    background:
        radial-gradient(circle at 30% 20%, rgba(111, 168, 255, 0.08), transparent 28%),
        radial-gradient(circle at 78% 72%, rgba(230, 193, 111, 0.06), transparent 24%),
        linear-gradient(135deg, rgba(255,255,255,0.018), transparent 40%),
        var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    min-height: var(--memory-map-height, 620px);
    overflow: hidden;
    position: relative;
    transition: min-height 220ms ease;
}

.memory-map-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(220, 227, 240, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(220, 227, 240, 0.025) 1px, transparent 1px);
    background-size: 42px 42px;
    pointer-events: none;
}

.memory-map-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: flex-end;
    max-width: calc(100% - 24px);
    position: absolute;
    right: 12px;
    top: 12px;
    z-index: 3;
}

.memory-map-nav button {
    align-items: center;
    background: rgba(16, 20, 31, 0.86);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    cursor: pointer;
    display: inline-flex;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    height: 32px;
    justify-content: center;
    min-width: 32px;
    padding: 0 9px;
}

.memory-map-nav button:hover,
.memory-map-nav button:focus-visible {
    border-color: var(--accent);
    color: var(--accent);
    outline: none;
}

#memory-map-graph {
    cursor: grab;
    display: block;
    width: 100%;
    height: var(--memory-map-height, 620px);
    position: relative;
    touch-action: none;
    transition: height 220ms ease;
    z-index: 1;
}

#memory-map-graph.is-panning {
    cursor: grabbing;
}

.memory-edge {
    fill: none;
    stroke: rgba(136, 146, 168, 0.38);
    stroke-linecap: round;
    transition: opacity 160ms ease, stroke 160ms ease, stroke-width 160ms ease;
}

.memory-edge.is-strong {
    stroke: rgba(111, 168, 255, 0.54);
}

.memory-edge.is-active {
    stroke: rgba(220, 227, 240, 0.78);
}

.memory-node {
    cursor: grab;
    outline: none;
    transition: opacity 160ms ease;
}

.memory-node:active {
    cursor: grabbing;
}

.memory-node circle {
    filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.28));
    stroke: rgba(220, 227, 240, 0.4);
    stroke-width: 1.5px;
    transition: r 160ms ease, stroke 160ms ease, stroke-width 160ms ease;
}

.memory-node text {
    fill: var(--text);
    font-family: var(--font-body);
    font-size: 0.72rem;
    paint-order: stroke;
    stroke: var(--bg-elev);
    stroke-linejoin: round;
    stroke-width: 4px;
    transition: opacity 140ms ease;
    user-select: none;
}

.memory-node.is-label-muted text {
    opacity: 0;
}

.memory-node.is-muted,
.memory-edge.is-muted {
    opacity: 0.16;
}

.memory-node.is-search-match circle {
    stroke: var(--warn);
    stroke-width: 3px;
}

.memory-node .memory-frontier-ring {
    fill: none;
    opacity: 0.72;
    stroke: var(--novelty-high);
    stroke-dasharray: 3 3;
    stroke-width: 2px;
}

.memory-node.is-selected circle {
    stroke: var(--text);
    stroke-width: 3.2px;
}

.memory-node.is-neighbor circle {
    stroke: rgba(220, 227, 240, 0.72);
    stroke-width: 2.4px;
}

.memory-node.is-dragging circle {
    stroke: var(--warn);
    stroke-width: 3px;
}

.memory-map-details {
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: 4px;
    color: var(--text-dim);
    font-size: 0.88rem;
    line-height: 1.55;
    min-height: 220px;
    padding: 14px;
}

.memory-detail-title {
    color: var(--text);
    display: block;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.memory-neighbor-list {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.memory-neighbor {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 8px;
}

.memory-score {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.memory-frontier-readout {
    border-bottom: 1px solid var(--border);
    border-top: 1px solid var(--border);
    display: grid;
    gap: 5px;
    margin: 12px 0;
    padding: 10px 0;
}

.memory-frontier-readout strong {
    color: var(--text);
}

@media (max-width: 900px) {
    .identity-shell {
        width: min(100% - 24px, 1180px);
        padding-top: 24px;
    }

    .identity-masthead,
    .panel-head,
    .source-head {
        flex-direction: column;
        gap: 8px;
    }

    .identity-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "decisions"
            "lessons"
            "postmortems"
            "syntheses";
    }

    .memory-map-layout {
        grid-template-columns: 1fr;
    }

    .memory-map-toolbar {
        align-items: stretch;
    }

    .memory-control-group,
    .memory-search {
        max-width: none;
        width: 100%;
    }

    .memory-view-modes {
        border-left: 0;
        margin-left: 0;
        padding-left: 0;
    }

    .memory-filter,
    .memory-view-mode {
        flex: 1 1 auto;
    }

    .memory-map-nav {
        left: 10px;
        max-width: calc(100% - 20px);
        right: 10px;
        top: 10px;
    }

    .memory-map-nav button {
        background: rgba(16, 20, 31, 0.92);
        flex: 1 1 auto;
    }

    h1 {
        font-size: clamp(2rem, 13vw, 3rem);
    }
}