/* ============================================================
   The Lane Fam : tree.css
   Visual layer for the v21 family-tree engine (pedigree.js).
   Cards in four detail tiers, flexible branch system, fan chart
   wedges, generation guides, minimap, and the settings panel.
   Loads after app.css and owns everything inside .pedigree.
   ============================================================ */

/* ---- person cards ---- */
.node-card{--node-accent:var(--gold);position:absolute;left:0;top:0;display:flex;align-items:center;gap:.5rem;
  padding:.3rem .56rem;border-radius:9px;border:1px solid color-mix(in srgb,var(--node-accent) 34%,transparent);
  background:linear-gradient(155deg,rgba(22,19,28,.95),rgba(12,12,18,.9));
  box-shadow:0 14px 28px -22px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,255,255,.035);
  cursor:pointer;outline:none;isolation:isolate;will-change:transform;box-sizing:border-box;
  transition:border-color .2s,background .2s,box-shadow .2s,opacity .25s,filter .25s}
.node-card::before{content:"";position:absolute;left:9px;right:9px;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,var(--node-accent),transparent);opacity:.55}
.node-card:hover,.node-card:focus-visible{
  border-color:color-mix(in srgb,var(--node-accent) 62%,transparent);
  background:linear-gradient(155deg,rgba(31,26,37,.97),rgba(14,14,21,.92));
  box-shadow:0 18px 34px -22px rgba(0,0,0,.8),0 0 0 1px color-mix(in srgb,var(--node-accent) 18%,transparent);
  z-index:3}
.node-card.focus{border-color:var(--gold);z-index:2;
  background:linear-gradient(155deg,rgba(48,38,25,.96),rgba(18,16,24,.94));
  box-shadow:0 0 0 1px var(--gold-dim),0 18px 38px -18px rgba(0,0,0,.86),0 0 26px rgba(201,168,106,.09)}
.node-card.you{border-color:var(--gold-bright)}
.node-card.leaf{border-style:dashed}
.node-card.dot-only{display:none}
.node-card.card-enter{animation:cardIn .55s cubic-bezier(.16,1,.3,1)}
@keyframes cardIn{from{opacity:0;filter:blur(4px) saturate(.4)}to{opacity:1;filter:none}}
.node-card.card-exit{opacity:0;transition:opacity .38s ease;pointer-events:none}

.node-body{min-width:0;flex:1;display:flex;flex-direction:column;justify-content:center}
.node-name{font-family:var(--serif);font-size:.92rem;line-height:1.04;color:var(--ink);
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.node-dates{font-size:.6rem;color:var(--ink-faint);margin-top:.12rem;letter-spacing:.03em;transition:opacity .2s}
.node-place{font-size:.58rem;color:var(--ink-faint);opacity:.85;margin-top:.05rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.node-kin{font-size:.53rem;letter-spacing:.1em;text-transform:uppercase;margin-top:.16rem;
  color:color-mix(in srgb,var(--node-accent) 85%,#fff);opacity:.8;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:opacity .2s}
.node-ava{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  font-size:.66rem;letter-spacing:.05em;font-weight:500;
  color:color-mix(in srgb,var(--node-accent) 85%,#fff);
  border:1px solid color-mix(in srgb,var(--node-accent) 45%,transparent);
  background:radial-gradient(circle at 32% 28%,color-mix(in srgb,var(--node-accent) 22%,transparent),rgba(0,0,0,.4))}
.node-mono{width:100%;text-align:center;font-size:.6rem;letter-spacing:.1em;color:var(--ink-soft)}
.node-sex{width:5px;height:5px;border-radius:50%;position:absolute;top:7px;right:7px;
  box-shadow:0 0 0 1px rgba(0,0,0,.55),0 0 9px currentColor}
.node-sex.male{background:var(--paternal);color:var(--paternal)}
.node-sex.female{background:var(--maternal);color:var(--maternal)}
.node-sex.unknown{background:var(--ink-faint);color:var(--ink-faint)}
.node-doc{position:absolute;bottom:6px;right:7px;width:5px;height:7px;border-radius:1px;
  background:linear-gradient(180deg,rgba(244,219,163,.85),rgba(201,168,106,.6));
  box-shadow:0 0 6px rgba(244,219,163,.35)}
.node-you{position:absolute;top:-9px;left:50%;transform:translateX(-50%);font-size:.5rem;
  letter-spacing:.18em;text-transform:uppercase;color:#1a1408;font-weight:500;
  background:linear-gradient(180deg,#f4dba3,#c9a86a);padding:.06rem .42rem;border-radius:8px;white-space:nowrap;z-index:2}

/* tier tuning */
.node-card.t-full .node-name{font-size:1rem}
.node-card.focus .node-name{font-size:1.1rem}
.node-card.t-compact{padding:.2rem .5rem}
.node-card.t-compact .node-name{font-size:.8rem;-webkit-line-clamp:1;white-space:nowrap;display:block;text-overflow:ellipsis}
.node-card.t-micro{padding:.12rem .2rem;border-radius:6px}
.node-card.half .node-kin{opacity:.65}

/* ---- branches ---- */
.branch{fill:none;stroke:var(--line);stroke-width:1.35;stroke-linecap:round;stroke-linejoin:round;
  opacity:.78;vector-effect:non-scaling-stroke;transition:stroke .2s,stroke-width .2s,opacity .2s,filter .2s}
.branch.paternal{stroke:rgba(203,185,138,.5)}
.branch.maternal{stroke:rgba(198,155,168,.46)}
.branch.descendant{stroke:rgba(148,199,180,.44)}
.branch.spouse{stroke:rgba(224,182,162,.5);stroke-dasharray:5 5}
.branch.sibling{stroke:rgba(215,196,236,.4);stroke-dasharray:3 8}
.branch.cousin{stroke:rgba(157,184,217,.42);stroke-dasharray:2 6;stroke-width:1.1}
.branch.bus{stroke-width:1.7;opacity:.85}
.branch.tick{opacity:.5;stroke-width:1.2}
.branch.rail{stroke:var(--line-soft);stroke-width:1;stroke-dasharray:2 11;opacity:.3;pointer-events:none}
.branch.rail.paternal{stroke:rgba(203,185,138,.2)}
.branch.rail.maternal{stroke:rgba(198,155,168,.18)}
.branch.lit{stroke:var(--gold-bright);stroke-width:2.2;opacity:1;stroke-dasharray:none;
  filter:drop-shadow(0 0 5px rgba(244,219,163,.5))}
.branch-junction{fill:rgba(236,228,210,.3);stroke:rgba(7,7,10,.8);stroke-width:1.1;
  opacity:.75;vector-effect:non-scaling-stroke;transition:fill .2s,opacity .2s,filter .2s}
.branch-junction.paternal{fill:rgba(203,185,138,.45)}
.branch-junction.maternal{fill:rgba(198,155,168,.42)}
.branch-junction.descendant{fill:rgba(148,199,180,.42)}
.branch-junction.lit{fill:var(--gold-bright);opacity:1;filter:drop-shadow(0 0 5px rgba(244,219,163,.65))}

/* ---- marriage pill ---- */
.marr-pill{position:absolute;left:0;top:0;z-index:1;pointer-events:none;white-space:nowrap;
  font-size:.55rem;letter-spacing:.05em;color:var(--gold-bright);
  background:rgba(18,15,23,.92);border:1px solid rgba(201,168,106,.3);border-radius:20px;
  padding:.08rem .4rem;transition:opacity .2s}
.pz.zoom-far .marr-pill{opacity:0}

/* ---- fan chart ---- */
.fan-wedge{fill:rgba(203,185,138,.075);stroke:rgba(201,168,106,.26);stroke-width:1;cursor:pointer;
  transition:fill .25s,stroke .25s,filter .25s}
.fan-wedge.maternal{fill:rgba(198,155,168,.07);stroke:rgba(198,155,168,.28)}
.fan-wedge.descendant{fill:rgba(148,199,180,.06);stroke:rgba(148,199,180,.26)}
.fan-wedge.leaf{stroke-dasharray:4 5}
.fan-wedge:hover,.fan-wedge.lit{fill:rgba(244,219,163,.16);stroke:rgba(244,219,163,.6);
  filter:drop-shadow(0 0 6px rgba(244,219,163,.25))}

/* ---- generation + side labels ---- */
.side-label{position:absolute;left:0;top:0;color:var(--ink-faint);font-size:10px;letter-spacing:.24em;
  text-transform:uppercase;white-space:nowrap;pointer-events:none;transition:opacity .2s}
.side-label.paternal{color:rgba(203,185,138,.62)}
.side-label.maternal{color:rgba(198,155,168,.58)}
.side-label.fan{color:rgba(201,168,106,.5);letter-spacing:.18em}

/* ---- lineage trace (hover a person, light their line) ---- */
.node-card.on-path{border-color:color-mix(in srgb,var(--node-accent) 72%,var(--gold-bright));
  box-shadow:0 0 0 1px color-mix(in srgb,var(--node-accent) 24%,transparent),0 18px 34px -22px rgba(0,0,0,.82);
  opacity:1!important;filter:none!important}
.pz.lineage .branch:not(.lit){opacity:.12}
.pz.lineage .branch-junction:not(.lit){opacity:.12}
.pz.lineage .branch.rail{opacity:.04}
.pz.lineage .fan-wedge:not(.lit){opacity:.3}
.pz.lineage .node-card:not(.on-path){opacity:.32;filter:saturate(.7)}
.pz.lineage .marr-pill{opacity:.25}
.pz.lineage .side-label{opacity:.25}

/* ---- semantic zoom: cards simplify as you fly out ---- */
.pz.zoom-far .node-dates,.pz.zoom-far .node-kin,.pz.zoom-far .node-place{opacity:0}
.pz.zoom-far .side-label{opacity:.36}
.pz.zoom-micro .node-body,.pz.zoom-micro .node-ava,.pz.zoom-micro .node-mono{opacity:0}
.pz.zoom-micro .node-card{background:color-mix(in srgb,var(--node-accent) 20%,rgba(12,12,18,.92))}
.pz.zoom-near .node-card{box-shadow:0 18px 34px -22px rgba(0,0,0,.78),inset 0 1px 0 rgba(255,255,255,.04)}

/* ---- minimap ---- */
.tree-minimap{position:absolute;right:1.1rem;top:1.1rem;z-index:12;padding:4px;border-radius:11px;
  border:1px solid var(--line);background:var(--panel);backdrop-filter:blur(12px);
  box-shadow:var(--shadow);cursor:crosshair;opacity:.82;transition:opacity .2s;touch-action:none}
.tree-minimap:hover{opacity:1}
.tree-minimap canvas{display:block;border-radius:8px;background:rgba(0,0,0,.25)}

/* ---- loading / error overlays ---- */
.tree-overlay{position:absolute;inset:0;z-index:13;display:flex;flex-direction:column;gap:1rem;
  align-items:center;justify-content:center;text-align:center;padding:2rem;
  color:var(--ink-faint);font-size:.85rem;letter-spacing:.05em;
  background:rgba(7,7,10,.4);backdrop-filter:blur(3px)}
.tree-spin{width:36px;height:36px;border-radius:50%;border:2px solid var(--gold-dim);
  border-top-color:var(--gold-bright);animation:treespin .9s linear infinite}
@keyframes treespin{to{transform:rotate(360deg)}}
.tree-overlay button{padding:.55rem 1.2rem;border-radius:30px;border:1px solid var(--gold-dim);
  color:var(--gold-bright);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;
  background:rgba(201,168,106,.06);transition:background .2s}
.tree-overlay button:hover{background:rgba(201,168,106,.15)}

/* ---- settings panel: sections, presets, segments, chips ---- */
.tree-panel{width:308px;max-height:min(74vh,600px);overflow-y:auto;overscroll-behavior:contain}
.panel-sec{margin-top:.55rem;padding-top:.55rem;border-top:1px solid var(--line-soft)}
.panel-sec-h{font-size:.58rem;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:.45rem}
.preset-row{display:flex;flex-wrap:wrap;gap:.35rem;border-top:none;padding-top:.1rem}
.preset-chip{padding:.34rem .62rem;border-radius:20px;border:1px solid var(--line);font-size:.68rem;
  letter-spacing:.04em;color:var(--ink-soft);background:rgba(0,0,0,.16);
  transition:background .18s,color .18s,border-color .18s,transform .18s}
.preset-chip:hover{color:var(--gold-bright);border-color:var(--gold-dim);background:rgba(201,168,106,.1);transform:translateY(-1px)}
.seg-row{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;margin:.4rem 0}
.seg-row button{flex:1;min-width:0;padding:.42rem .1rem;font-size:.64rem;letter-spacing:.03em;
  color:var(--ink-soft);background:transparent;border-left:1px solid var(--line-soft);
  transition:background .18s,color .18s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.seg-row button:first-child{border-left:none}
.seg-row button:hover{color:var(--ink)}
.seg-row button.on{background:rgba(201,168,106,.15);color:var(--gold-bright)}
.chip-row{display:flex;flex-wrap:wrap;gap:.32rem;margin:.45rem 0 .15rem}
.chip-toggle{padding:.32rem .58rem;border-radius:18px;border:1px solid var(--line-soft);font-size:.66rem;
  letter-spacing:.03em;color:var(--ink-faint);background:rgba(0,0,0,.14);
  transition:background .18s,color .18s,border-color .18s}
.chip-toggle:hover{color:var(--ink-soft)}
.chip-toggle.on{color:var(--gold-bright);border-color:var(--gold-dim);background:rgba(201,168,106,.12)}
.chip-toggle.disabled{opacity:.32;pointer-events:none}
.panel-note{font-size:.62rem;color:var(--ink-faint);font-style:italic;margin-top:.35rem;line-height:1.45}
.tree-stats{margin-top:.7rem;padding-top:.55rem;border-top:1px solid var(--line-soft);
  font-size:.63rem;letter-spacing:.06em;color:var(--gold);min-height:1em}

/* ---- phone tuning ---- */
@media(max-width:720px){
  .tree-panel{width:min(320px,calc(100vw - 1.4rem));max-height:min(66vh,520px)}
  .tree-minimap{right:.7rem;top:.7rem}
  .node-card{border-radius:8px}
}

@media(prefers-reduced-motion:reduce){
  .node-card.card-enter{animation:none}
}