/* ==============================================================
   ClinicalPath Web — design tokens + layout
   ============================================================== */
:root {
  /* surfaces */
  --bg:           #f6f7fb;
  --panel:        #ffffff;
  --panel-2:      #fbfbfe;
  --text:         #14181f;
  --muted:        #5b6472;
  --muted-2:      #97a0ad;
  --border:       #e5e8ef;
  --border-soft:  #eef0f5;
  --hover:        #eef2ff;

  /* brand / accent */
  --accent:       #2f6ad9;
  --accent-soft:  rgba(47,106,217,0.12);
  --accent-shadow:0 6px 18px rgba(47,106,217,0.22);

  /* test result categories — match the original ClinicalPath palette */
  --cat-very-low:  #1a2a6b;   /* dark navy   */
  --cat-low:       #3f7ec9;   /* medium blue */
  --cat-normal:    #2caa4d;   /* green       */
  --cat-high:      #d23a23;   /* red-orange  */
  --cat-very-high: #6b110f;   /* dark maroon */

  /* status (date rectangle) — matches the paper */
  --st-outpatient:   #4097d6;
  --st-hospitalized: #c0322d;
  --st-external:     #2caa6c;
  --st-discharged:   #f0c54b;
  --st-died:         #f08a3c;
  --st-unknown:      #e0e3e9;

  /* relevant-change highlight */
  --relevant:        #ff7a00;

  /* glass effect */
  --glass-bg:     rgba(255,255,255,0.92);
  --glass-blur:   blur(14px);
  --glass-border: rgba(229,232,239,0.95);
  --glass-shadow: 0 4px 24px rgba(20,24,31,0.06), 0 1px 2px rgba(20,24,31,0.04);

  /* radii / fonts */
  --r-panel:  14px;
  --r-btn:    8px;
  --r-input:  6px;
  --r-chip:   4px;

  --font-ui:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;

  --topbar-h:  60px;
  --drawer-w:  260px;
}

[data-theme="dark"] {
  --bg:           #0f1218;
  --panel:        #181c25;
  --panel-2:      #11151c;
  --text:         #e6e9f0;
  --muted:        #98a1b0;
  --muted-2:      #6b7383;
  --border:       #262b36;
  --border-soft:  #1d212a;
  --hover:        #1d2330;

  --accent:       #6c95ff;
  --accent-soft:  rgba(108,149,255,0.18);

  --st-unknown:   #2a2f3a;

  --glass-bg:     rgba(24,28,37,0.86);
  --glass-border: rgba(48,53,64,0.95);
  --glass-shadow: 0 4px 24px rgba(0,0,0,0.45), 0 1px 2px rgba(0,0,0,0.25);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; height: 100%; width: 100%;
  background: var(--bg); color: var(--text);
  font-family: var(--font-ui); font-size: 13px;
  overflow: hidden;
}

/* No text selection anywhere — this is a visual analysis tool, not a doc
   reader, and accidental selection during drag-pan is the only thing the
   highlight ever did. Inputs/textareas opt back in below so search fields
   still work. */
html, body, * {
  user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
}
input, textarea, [contenteditable="true"] {
  user-select: text;
  -webkit-user-select: text;
}

#root { position: relative; height: 100vh; width: 100vw; }

/* ============================================================
   Top bar
   ============================================================ */
.topbar {
  position: absolute;
  top: 12px; left: 12px; right: 12px;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 12px;
  padding: 0 14px;
  z-index: 30;
  border-radius: var(--r-panel);
}
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.brand {
  display: flex; align-items: center; gap: 10px;
  padding-right: 10px; border-right: 1px solid var(--border-soft);
}
.brand-icon {
  width: 28px; height: 28px;
  border-radius: 7px;
  box-shadow: 0 2px 6px rgba(47,106,217,0.28);
  display: block;
}
.brand-text { font-weight: 700; letter-spacing: -0.01em; font-size: 15px; }
.brand-text .accent { color: var(--accent); }

.tb-group {
  display: flex; align-items: center; gap: 6px;
}
.tb-group + .tb-group { padding-left: 8px; border-left: 1px solid var(--border-soft); }

.tb-label {
  font-size: 10.5px; color: var(--muted-2);
  text-transform: uppercase; letter-spacing: 0.07em;
  margin-right: 6px;
}

.select {
  height: 32px; padding: 0 28px 0 10px;
  border: 1px solid var(--border); border-radius: var(--r-input);
  background: var(--panel); color: var(--text);
  font: inherit; font-size: 12.5px;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted-2) 50%),
                    linear-gradient(-45deg, transparent 50%, var(--muted-2) 50%);
  background-position: calc(100% - 14px) 14px, calc(100% - 9px) 14px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

.btn {
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  background: var(--panel); color: var(--text);
  font: inherit; font-size: 12.5px;
  display: inline-flex; align-items: center; gap: 6px;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
}
.btn:hover { background: var(--hover); }
.btn.icon { padding: 0; width: 32px; justify-content: center; }
.btn.toggle.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--muted); }
.btn.ghost:hover { color: var(--text); background: var(--hover); }

.spacer { flex: 1; }

.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  font-size: 11px; color: var(--muted);
  font-family: var(--font-mono);
  background: var(--panel-2);
}
.status-pill .dot { width: 6px; height: 6px; border-radius: 50%; background: #2caa6c; }
.status-pill .dot.busy { background: var(--accent); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: 0.4; } }

/* ============================================================
   Viz canvas
   ============================================================ */
#viz {
  position: absolute;
  top: calc(var(--topbar-h) + 22px);
  left: 12px;
  right: calc(var(--drawer-w) + 22px);
  bottom: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
  box-shadow: var(--glass-shadow);
  overflow: hidden;
}
#viz svg { display: block; }
/* Sub-panel SVGs use the explicit width/height we set in JS so the container's
   overflow:auto can produce scrollbars. */

.splash {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  color: var(--muted); font-size: 13px;
}

/* ============================================================
   Right drawer (legend + inspector)
   ============================================================ */
.drawer {
  position: absolute;
  top: calc(var(--topbar-h) + 22px);
  right: 12px;
  width: var(--drawer-w);
  bottom: 12px;
  display: flex; flex-direction: column;
  border-radius: var(--r-panel);
  z-index: 20;
  overflow: hidden;
}

.drawer-section {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-soft);
}
.drawer-section:last-child { border-bottom: none; }

.section-title {
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted-2);
  margin-bottom: 8px;
}

/* --- legend rows --- */
.legend-grid { display: flex; flex-direction: column; gap: 4px; }
.legend-row {
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--text);
  padding: 3px 2px;
  border-radius: 4px;
  transition: background-color .12s, opacity .12s;
}
.legend-row[data-cat]:hover { background: var(--hover); }
.legend-symbol { flex-shrink: 0; }
.legend-swatch { width: 14px; height: 14px; border-radius: 3px; flex-shrink: 0; }
.legend-row .count {
  color: var(--muted-2); font-family: var(--font-mono); font-size: 10.5px;
  margin-left: auto;
}

/* --- patient card --- */
.patient-card {
  display: flex; flex-direction: column; gap: 6px;
}
.patient-card .pid {
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  color: var(--text);
}
.patient-card .meta-row {
  display: flex; gap: 10px; font-size: 11.5px; color: var(--muted);
}
.patient-card .stat-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  margin-top: 4px;
}
.stat-card {
  background: var(--panel-2);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 6px 8px;
}
.stat-card .label { font-size: 10px; color: var(--muted-2); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-card .value { font-family: var(--font-mono); font-size: 14px; font-weight: 600; margin-top: 2px; }

/* --- inspector --- */
.inspector-empty { font-size: 12px; color: var(--muted); padding: 10px 0; }
.inspector-row { display: flex; justify-content: space-between; padding: 2px 0; font-size: 12px; }
.inspector-row .k { color: var(--muted); }
.inspector-row .v { font-family: var(--font-mono); }

/* ============================================================
   ClinicalPath chart
   ============================================================ */
.cp-svg .axis text     { fill: var(--text); font-size: 10px; font-family: var(--font-mono); }
.cp-svg .axis path,
.cp-svg .axis line     { stroke: var(--border); }
.cp-svg .row-label     { fill: var(--text); font-size: 11px; font-weight: 500; cursor: pointer; }
.cp-svg .row-label:hover { fill: var(--accent); }
.cp-svg .col-label     { fill: var(--muted); font-size: 9.5px; font-family: var(--font-mono); }
.cp-svg .row-bg-even   { fill: transparent; }
.cp-svg .row-bg-odd    { fill: var(--border-soft); fill-opacity: 0.4; }
.cp-svg .group-label   { fill: var(--muted); font-size: 10px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.cp-svg .group-divider { stroke: var(--border); stroke-dasharray: 2 3; }

/* Symbol colours apply anywhere — chart, legend, line-chart popup. */
.symbol-very_low  { fill: var(--cat-very-low);  }
.symbol-low       { fill: var(--cat-low);       }
.symbol-normal    { fill: var(--cat-normal);    }
.symbol-high      { fill: var(--cat-high);      }
.symbol-very_high { fill: var(--cat-very-high); }
.symbol           { stroke: #000; stroke-width: 0.9; transition: opacity .15s; }
.symbol.relevant  { stroke: var(--relevant); stroke-width: 2.2; }
.symbol.selected  { stroke: var(--accent);    stroke-width: 2.2; }
.cp-svg .symbol   { cursor: pointer; }
.cp-svg .symbol.dimmed { opacity: 0.18; }

/* Dimming applied at the <g class="cell"> level cascades to every glyph
   inside, which is cheaper than touching each path. */
.cp-svg .cell           { transition: opacity .12s; }
.cp-svg .cell.dimmed    { opacity: 0.16; }
.cp-svg .cell.selected  { opacity: 1; }

.cp-svg .row-label.dimmed   { opacity: 0.35; }
.cp-svg .row-label.selected { fill: var(--accent); font-weight: 700; }
.cp-svg .day-cell.dimmed    { opacity: 0.30; }
.cp-svg .day-cell.selected  { stroke: var(--accent); stroke-width: 2; }

.cp-svg .day-cell         { cursor: pointer; }
.cp-svg .day-cell:hover   { filter: brightness(1.07); }
.cp-svg .day-cell.selected { stroke: var(--accent); stroke-width: 2; }

.cp-svg .status-outpatient   { fill: var(--st-outpatient); }
.cp-svg .status-hospitalized { fill: var(--st-hospitalized); }
.cp-svg .status-external     { fill: var(--st-external); }
.cp-svg .status-discharged   { fill: var(--st-discharged); }
.cp-svg .status-died         { fill: var(--st-died); }
.cp-svg .status-unknown      { fill: var(--st-unknown); }

.cp-svg .day-marker         { fill: var(--text); }
.cp-svg .day-marker.relevant { stroke: var(--relevant); stroke-width: 2; }

.cp-svg .selection-rect {
  fill: var(--accent); fill-opacity: 0.08;
  stroke: var(--accent); stroke-dasharray: 4 3; stroke-width: 1;
}

/* ============================================================
   Tooltip + chart popup
   ============================================================ */
.tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 11.5px;
  color: var(--text);
  opacity: 0;
  transition: opacity .12s;
  z-index: 200;
  max-width: 260px;
}
.tooltip.show { opacity: 1; }
.tooltip .row { display: flex; justify-content: space-between; gap: 12px; }
.tooltip .row .k { color: var(--muted); }
.tooltip .row .v { font-family: var(--font-mono); }
.tooltip .head { font-weight: 600; margin-bottom: 4px; }

#overlay { position: absolute; inset: 0; pointer-events: none; z-index: 100; }
#overlay > * { pointer-events: auto; }

.chart-card {
  position: absolute;
  width: 460px; height: 280px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
  box-shadow: 0 14px 40px rgba(20,24,31,0.18);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.chart-card .head {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--panel-2);
  cursor: move;
  user-select: none;
}
.chart-card .title { font-weight: 600; font-size: 12.5px; }
.chart-card .sub   { font-size: 11px; color: var(--muted); margin-left: auto; }
.chart-card .close {
  width: 24px; height: 24px; border-radius: 6px; border: none; background: transparent;
  color: var(--muted); cursor: pointer; font-size: 14px;
}
.chart-card .close:hover { background: var(--hover); color: var(--text); }
.chart-card svg { width: 100%; height: 100%; }
.chart-card .body { flex: 1; padding: 4px; }

.chart-card .ref-line   { stroke: var(--accent); stroke-dasharray: 4 3; stroke-opacity: 0.6; }
.chart-card .ref-line.outer { stroke-dasharray: 1 4; }
.chart-card .vline      { stroke: var(--relevant); stroke-opacity: 0.45; }
.chart-card .data-line  { fill: none; stroke-width: 1.6; }
.chart-card .data-dot   { stroke: var(--panel); stroke-width: 1; }

/* ============================================================
   Scrollbars — chunky, visible, hover-aware
   ============================================================ */
:root {
  --sb-track:        #eef0f6;
  --sb-thumb:        #c1c8d4;
  --sb-thumb-hover:  #98a3b4;
  --sb-thumb-active: #6b7686;
}
[data-theme="dark"] {
  --sb-track:        #1a1f2a;
  --sb-thumb:        #424b5b;
  --sb-thumb-hover:  #5b6677;
  --sb-thumb-active: #7a8597;
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--sb-thumb) var(--sb-track);
}

/* WebKit / Blink */
*::-webkit-scrollbar          { width: 12px; height: 12px; }
*::-webkit-scrollbar-track    { background: var(--sb-track); border-radius: 0; }
*::-webkit-scrollbar-thumb    {
  background: var(--sb-thumb);
  border-radius: 8px;
  border: 3px solid var(--sb-track);   /* inset look */
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover  { background: var(--sb-thumb-hover); border-color: var(--sb-track); background-clip: padding-box; }
*::-webkit-scrollbar-thumb:active { background: var(--sb-thumb-active); border-color: var(--sb-track); background-clip: padding-box; }
*::-webkit-scrollbar-corner   { background: var(--sb-track); }

/* The main chart pane uses a slightly chunkier bar so it's obvious that
   you can scroll the data area horizontally and vertically. */
.cp-main::-webkit-scrollbar       { width: 14px; height: 14px; }
.cp-main::-webkit-scrollbar-thumb { border-width: 3px; }