/* assets/style.css  – QB Network Visualizer */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Syne:wght@400;700;800&display=swap');

/* ── Reset & tokens ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f4f6fb;
  --bg2:       #ffffff;
  --bg3:       #eef1f8;
  --surface:   #ffffff;
  --border:    #dde2f0;
  --accent:    #4361ee;
  --accent2:   #7c4dff;
  --text:      #1e2340;
  --text-dim:  #6c7a9c;
  --radius:    8px;
  --panel-w:   300px;
}

html, body { height: 100%; overflow: hidden; background: var(--bg); color: var(--text); font-family: 'IBM Plex Mono', monospace; }

/* ── App shell ──────────────────────────────────────────────────────────── */
.app-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Filter panel ───────────────────────────────────────────────────────── */
.filter-panel {
  width: var(--panel-w);
  min-width: var(--panel-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  padding: 0 0 24px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 16px 14px;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}

.panel-icon { font-size: 20px; color: var(--accent); }
.panel-title {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-transform: uppercase;
}

.panel-divider {
  height: 1px;
  background: var(--border);
  margin: 8px 12px;
}

.section-heading {
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0 16px 2px;
  font-weight: 600;
}

.filter-section {
  padding: 8px 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.button-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.filter-label {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
}

/* Dropdown overrides */
.qb-dropdown .Select-control,
.qb-dropdown .Select-menu-outer {
  background: var(--surface) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
  border-radius: var(--radius) !important;
}
.qb-dropdown .Select-value-label { color: var(--text) !important; }
.qb-dropdown .Select-placeholder { color: var(--text-dim) !important; }
.qb-dropdown .Select-option { background: var(--surface) !important; color: var(--text) !important; }
.qb-dropdown .Select-option.is-focused { background: var(--bg3) !important; }

/* Generic Dash dropdown dark theme */
.Select-control { background: var(--surface) !important; border: 1px solid var(--border) !important; }
.Select-menu-outer { background: var(--surface) !important; border: 1px solid var(--border) !important; z-index: 9999 !important; }
.Select-option { background: var(--surface) !important; color: var(--text) !important; font-size: 11px; }
.Select-option.is-focused, .Select-option:hover { background: var(--bg3) !important; color: var(--accent) !important; }
.Select-placeholder, .Select--multi .Select-value-label { color: var(--text-dim) !important; font-size: 11px; }
.Select-value { background: var(--bg3) !important; border-color: var(--border) !important; color: var(--text) !important; }
.Select-value-icon { border-color: var(--border) !important; }
.Select-arrow { border-top-color: var(--text-dim) !important; }
.is-open .Select-arrow { border-bottom-color: var(--text-dim) !important; }

/* Buttons */
.apply-btn, .reset-btn {
  margin: 6px 16px 0;
  padding: 10px 0;
  border: none;
  border-radius: var(--radius);
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.18s ease;
}

.input-box {
  margin: 6px 16px 0;
  padding: 10px 12px;
  width: 260px;
  height: 40px;

  border: 1px solid #d1d5db;
  border-radius: var(--radius);

  background-color: #fff;
  color: #333;

  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: normal;
  text-transform: none;

  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.apply-btn {
  background: var(--accent);
  color: #000;
}
.apply-btn:hover { background: #00b8d4; box-shadow: 0 0 16px rgba(0,229,255,0.35); }

.reset-btn {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.reset-btn:hover { border-color: var(--accent2); color: var(--accent2); }

/* ── Network panel ──────────────────────────────────────────────────────── */
.network-panel {
  flex: 2;
  display: flex;
  flex-direction: column;
  height: 75vh;
  min-height: 75vh;
  flex-shrink: 0;          /* 🔥 Prevents compression/overlap */
}

.network-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  gap: 12px;
  flex-wrap: wrap;
}

.network-title {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* Legend badges */
.legend-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  font-size: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  color: #fff;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* ── Graph panel ────────────────────────────────────────────────────────── */
.graph-panel {
  flex-shrink: 0;          /* 🔥 Don't let it collapse */
  display: flex;
  flex-direction: column;
  min-height: 500px;
  padding: 16px;
  background: var(--bg2);
  border-top: 2px solid var(--border);
}

/* ── Main panel ─────────────────────────────────────────────────────────── */
.main-panel {
  flex: 1;
  display: flex;           /* 🔥 Change from block to flex */
  flex-direction: column;  /* 🔥 Stack children vertically */
  height: 100vh;
  overflow-y: auto;
}

/* Graph section
.graph-panel {
  height: 35%;
  min-height: 250px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 10px;
  overflow-y: auto;
}
*/

/* Title */
.graph-title {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.graph-card {
  height: 350px;
  width: 100%;
}

/* 🔥 GRID LAYOUT */
.graph-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 8px 0;
}

.graph-container {
    background: white;
    border: 1px solid #d9dee7;
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    overflow: hidden;
    transition: all 0.2s ease;
}

.graph-container:hover {
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    transform: translateY(-2px);
}

.badge-node { background: var(--accent2); }
.badge-edge { background: #455a64; }

/* Cytoscape canvas */
.cytoscape-canvas {
  flex: 1;
  min-height: 0;      /* 🔥 Critical — allows flex child to shrink */
  height: 100%;
  background: radial-gradient(ellipse at 30% 40%, #eef1f8 0%, #f4f6fb 70%);
}

/* Grid overlay on canvas 
.cytoscape-canvas::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(42,48,96,0.25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42,48,96,0.25) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}"""*/

/* ── Node info drawer ───────────────────────────────────────────────────── */
.node-drawer {
  position: absolute;
  top: 100px;
  right: 0;
  width: 400px;
  background: var(--bg2);
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-bottom-left-radius: var(--radius);
  z-index: 10;
  transition: transform 0.25s ease, opacity 0.25s ease;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.node-drawer.hidden  { transform: translateX(110%); opacity: 0; pointer-events: none; }
.node-drawer.visible { transform: translateX(0);    opacity: 1; pointer-events: all; }

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}

.drawer-title {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.close-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  border-radius: 4px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
  transition: all 0.15s;
}
.close-btn:hover { border-color: var(--red); color: var(--red); }

.drawer-content { padding: 10px 14px; display: flex; flex-direction: column; gap: 6px; }

.info-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: flex-start;
  border-bottom: 1px solid rgba(42,48,96,0.5);
  padding-bottom: 5px;
}

.info-key {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.info-val {
  font-size: 10px;
  color: var(--text);
  text-align: right;
  word-break: break-all;
}