/* ============================================================
   Tree Builder — Claude-inspired theme
   Palette: warm paper background, terracotta/clay accent, ink text
   ============================================================ */
:root {
  --paper:        #F0EEE6;   /* main background */
  --paper-2:      #FAF9F5;   /* cards / panels  */
  --ink:          #2B2A27;   /* primary text    */
  --ink-soft:     #6B6862;   /* muted text      */
  --clay:         #D97757;   /* Claude accent   */
  --clay-deep:    #C15F3C;   /* hover accent    */
  --clay-soft:    #F3E2D9;   /* tint            */
  --line:         #E3DFD5;   /* borders         */
  --line-strong:  #CFC9BC;
  --link:         #C9A38A;   /* connector color */
  --shadow:       0 1px 2px rgba(43,42,39,.06), 0 8px 24px rgba(43,42,39,.08);
  --shadow-lift:  0 6px 14px rgba(43,42,39,.10), 0 18px 44px rgba(43,42,39,.16);
  --radius:       16px;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
}

/* ---------- Dark theme (Claude-night) ---------- */
[data-theme="dark"] {
  --paper:        #262624;
  --paper-2:      #30302E;
  --ink:          #ECEAE3;
  --ink-soft:     #A8A399;
  --clay:         #E08A6A;
  --clay-deep:    #C96F4D;
  --clay-soft:    #3A2E28;
  --line:         #3B3A37;
  --line-strong:  #4A4844;
  --link:         #6E5C50;
  --shadow:       0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  --shadow-lift:  0 6px 14px rgba(0,0,0,.4), 0 18px 44px rgba(0,0,0,.5);
}

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

html, body {
  height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow: hidden;
}
/* smooth theme transition */
body, .toolbar, .btn, .node-card, .node-header, .hint, .toast, .menu, .zoom-controls {
  transition: background-color .3s ease, border-color .3s ease, color .3s ease;
}

/* ---------- Toolbar ---------- */
.toolbar {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .7rem 1.1rem;
  background: rgba(250, 249, 245, .8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: .55rem; }
.brand-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--clay); color: #fff;
  box-shadow: var(--shadow);
}
.brand-mark svg { width: 20px; height: 20px; }
.brand h1 {
  font-family: var(--font-serif);
  font-weight: 600; font-size: 1.35rem; letter-spacing: .2px;
}
.count-badge {
  font-size: .72rem; font-weight: 600; color: var(--ink-soft);
  background: var(--paper); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: .1rem .5rem; min-width: 1.6em; text-align: center;
}

.tools { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; }
.divider { width: 1px; height: 22px; background: var(--line-strong); margin: 0 .15rem; }

.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  font-family: var(--font-sans);
  font-size: .85rem; font-weight: 500;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: .5rem .8rem;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, box-shadow .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; flex: none; }
.btn:hover:not(:disabled) { background: #fff; border-color: var(--clay); color: var(--clay-deep); box-shadow: var(--shadow); }
.btn:active:not(:disabled) { background: var(--clay-soft); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.icon-only { padding: .5rem; }                 /* square icon button */
.btn-primary { background: var(--clay); color: #fff; border-color: var(--clay); }
.btn-primary:hover:not(:disabled) { background: var(--clay-deep); border-color: var(--clay-deep); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #fff; border-color: #c0392b; color: #c0392b; }

/* Visible keyboard focus on everything interactive */
.btn:focus-visible,
.node-title:focus-visible, .node-sub:focus-visible,
.mini:focus-visible, .edge-label:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 2px;
}

/* ---------- Stage / board ---------- */
.stage {
  position: absolute;
  inset: 56px 0 0 0;
  overflow: hidden;             /* infinite canvas: pan via transform, no scrollbars */
  cursor: grab;
  /* dotted grid */
  background-image: radial-gradient(var(--line-strong) 1px, transparent 1px);
  background-size: 26px 26px;
  background-position: -13px -13px;
}
.stage.panning { cursor: grabbing; }
.stage.panning .node { pointer-events: none; }   /* don't grab cards while panning */
.board { position: absolute; inset: 0; }
.world {
  position: absolute;
  top: 0; left: 0;
  width: 100000px; height: 100000px;   /* huge canvas; pan/zoom via transform */
  transform-origin: 0 0;
}
.links, .guides { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
/* nodes layer is click-through on empty space so connection lines (below) stay clickable;
   each card re-enables pointer events for itself */
.nodes { position: absolute; inset: 0; pointer-events: none; }
.node { pointer-events: auto; }
.guide { stroke: var(--clay); stroke-width: 1; stroke-dasharray: 4 4; opacity: .9; }
.marquee {
  position: absolute; top: 0; left: 0;
  border: 1.5px solid var(--clay);
  background: rgba(217,119,87,.10);
  border-radius: 3px; pointer-events: none;
}

/* ---------- Node card ---------- */
.node {
  position: absolute;
  top: 0; left: 0;
  width: 220px;
  will-change: transform;
}
.node-card {
  position: relative;
  display: flex; flex-direction: column;
  height: 100%;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow .18s ease, border-color .18s ease;
}
.node-body { flex: 1 1 auto; }
/* resize handle (bottom-right corner) */
.resize-handle {
  position: absolute; right: 2px; bottom: 2px;
  width: 16px; height: 16px;
  cursor: nwse-resize;
  opacity: 0; transition: opacity .15s ease;
  border-radius: 0 0 12px 0;
}
.resize-handle::after {
  content: ""; position: absolute; right: 3px; bottom: 3px;
  width: 7px; height: 7px;
  border-right: 2px solid var(--ink-soft);
  border-bottom: 2px solid var(--ink-soft);
  border-bottom-right-radius: 3px;
}
.node-card:hover .resize-handle,
.node.selected .resize-handle { opacity: .7; }
.resize-handle:hover { opacity: 1; }
.node.resizing { z-index: 5; }
.node.resizing .node-card { border-color: var(--clay); box-shadow: var(--shadow-lift); }
.node-card:hover { box-shadow: var(--shadow-lift); border-color: var(--line-strong); }
.node.dragging .node-card { box-shadow: var(--shadow-lift); border-color: var(--clay); }
.node.selected .node-card { border-color: var(--clay); box-shadow: var(--shadow-lift); }

/* header = drag handle */
.node-header {
  display: flex; align-items: center; gap: .5rem;
  padding: .5rem .7rem;
  background: linear-gradient(180deg, rgba(217,119,87,.10), rgba(217,119,87,.04));
  border-bottom: 1px solid var(--line);
  cursor: grab;
  user-select: none;
}
.node.dragging .node-header { cursor: grabbing; }
.node-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--clay); flex: none; }
.node-grip { color: var(--line-strong); font-size: .85rem; letter-spacing: -2px; }
.node-title-mini {
  flex: 1; min-width: 0;
  font-size: .7rem; font-weight: 600; color: var(--ink-soft);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  opacity: 0; transition: opacity .2s ease;   /* shows when collapsed */
}
/* collapse toggle */
.collapse {
  margin-inline-start: auto;
  display: none;                /* shown only when node has children */
  align-items: center; gap: .2rem;
  border: 1px solid var(--line-strong); background: var(--paper-2);
  color: var(--ink-soft); border-radius: 999px;
  padding: .05rem .35rem; cursor: pointer; font-size: .68rem; font-weight: 700;
  transition: background .14s, color .14s, border-color .14s;
}
.collapse.has-children { display: inline-flex; }
.collapse:hover { border-color: var(--clay); color: var(--clay); }
.collapse svg { width: 12px; height: 12px; }
.node.collapsed .node-card { border-style: dashed; }
.node.collapsed .node-title-mini { opacity: 1; }
.collapse span { font-variant-numeric: tabular-nums; }

.node-body { padding: .65rem .8rem .75rem; }
.node-title {
  font-family: var(--font-serif);
  font-weight: 600; font-size: 1rem; line-height: 1.3;
  color: var(--ink);
  outline: none;
  border-radius: 6px;
  min-height: 1.3em;
}
.node-sub {
  margin-top: .25rem;
  font-size: .8rem; line-height: 1.4;
  color: var(--ink-soft);
  outline: none;
  border-radius: 6px;
  min-height: 1em;
}
.node-title:focus, .node-sub:focus { background: var(--clay-soft); box-shadow: 0 0 0 2px var(--clay-soft); }
.node-sub:empty::before { content: "Add a description…"; color: var(--line-strong); }

/* actions — revealed on hover / selection to keep cards clean */
.node-actions {
  display: flex; gap: .35rem;
  padding: 0 .8rem .7rem;
  max-height: 0; opacity: 0; overflow: hidden;
  padding-top: 0; padding-bottom: 0;
  transition: max-height .22s ease, opacity .18s ease, padding .22s ease;
}
.node-card:hover .node-actions,
.node.selected .node-actions {
  max-height: 60px; opacity: 1; padding-bottom: .7rem;
}
.mini {
  display: inline-flex; align-items: center; justify-content: center; gap: .3rem;
  flex: 1;
  font-size: .78rem; font-weight: 600;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink-soft);
  border-radius: 8px;
  padding: .34rem 0;
  cursor: pointer;
  transition: background .14s ease, color .14s ease, border-color .14s ease;
}
.mini svg { width: 14px; height: 14px; }
.mini.color { flex: 0 0 34px; }
.mini.del   { flex: 0 0 34px; }
.mini.add:hover   { background: var(--clay); color: #fff; border-color: var(--clay); }
.mini.del:hover   { background: #fff; color: #c0392b; border-color: #c0392b; }
.mini.color:hover { border-color: var(--clay); color: var(--clay); }

/* ---------- Connector ---------- */
.link-path {
  fill: none;
  stroke: var(--link);
  stroke-width: 2.5;
  stroke-linecap: round;
  transition: stroke .2s ease;
}
/* flowing dashes on the selected node's edges */
.link-path.flow {
  stroke: var(--clay);
  stroke-dasharray: 6 7;
  animation: flow 0.6s linear infinite;
}
@keyframes flow { to { stroke-dashoffset: -13; } }
/* wide invisible click target over each connection (to cancel it) */
.link-hit { fill: none; stroke: transparent; stroke-width: 16; pointer-events: stroke; cursor: pointer; }
/* line turns red while hovered, signalling "click to disconnect" */
.link-path.cut { stroke: #c0392b; stroke-width: 3.5; stroke-dasharray: 5 5; }
/* the temporary line shown while dragging a new connection */
.link-temp { fill: none; stroke: var(--clay); stroke-width: 2.5; stroke-dasharray: 5 6; stroke-linecap: round; pointer-events: none; }

/* connect port — drag from here onto another card to link them */
.port {
  position: absolute; bottom: -7px; left: 50%; transform: translateX(-50%);
  width: 15px; height: 15px; border-radius: 50%;
  background: var(--clay); border: 2px solid var(--paper-2);
  cursor: crosshair; padding: 0;
  opacity: 0; transition: opacity .15s ease, transform .12s ease;
  box-shadow: var(--shadow);
}
.node:hover .port, .node.selected .port { opacity: 1; }
.port:hover { transform: translateX(-50%) scale(1.25); }

/* expanding ripple when a node is created */
.ripple {
  position: absolute;
  width: 220px; height: 220px;
  margin: -110px 0 0 -110px;       /* center on (left,top) */
  border-radius: 50%;
  background: radial-gradient(circle, var(--clay) 0%, transparent 65%);
  opacity: .35;
  pointer-events: none;
}
.edge-label {
  position: absolute;
  transform: translate(-50%, -50%);
  font-size: .72rem; font-weight: 600;
  color: var(--clay-deep);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .12rem .55rem;
  outline: none;
  white-space: nowrap;
  box-shadow: var(--shadow);
  cursor: text;
}
.edge-label:focus { border-color: var(--clay); background: #fff; }

/* ---------- Hint ---------- */
.hint {
  position: fixed;
  bottom: 14px; left: 50%; transform: translateX(-50%);
  z-index: 15;
  display: flex; gap: .9rem; align-items: center;
  font-size: .76rem; color: var(--ink-soft);
  background: rgba(250,249,245,.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .45rem 1.1rem;
  box-shadow: var(--shadow);
  pointer-events: none;
}
.hint span { position: relative; }
.hint span + span::before {
  content: ""; position: absolute; left: -.5rem; top: 50%; transform: translateY(-50%);
  width: 3px; height: 3px; border-radius: 50%; background: var(--line-strong);
}

/* ---------- Empty state ---------- */
.empty {
  position: fixed; inset: 56px 0 0 0; z-index: 12;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .6rem; text-align: center; color: var(--ink-soft);
  pointer-events: none;
}
.empty[hidden] { display: none; }
.empty > * { pointer-events: auto; }
.empty-icon {
  display: grid; place-items: center;
  width: 64px; height: 64px; border-radius: 18px;
  background: var(--clay-soft); color: var(--clay);
  margin-bottom: .3rem;
}
.empty-icon svg { width: 30px; height: 30px; }
.empty h2 { font-family: var(--font-serif); font-weight: 600; font-size: 1.5rem; color: var(--ink); }
.empty p { font-size: .9rem; max-width: 22rem; }
.empty-actions { display: flex; gap: .5rem; margin-top: .5rem; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 64px; left: 50%; transform: translateX(-50%) translateY(8px);
  z-index: 40; opacity: 0;
  display: flex; align-items: center; gap: .5rem;
  font-size: .85rem; font-weight: 500; color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: .6rem .95rem;
  box-shadow: var(--shadow-lift);
}
.toast[hidden] { display: none; }
.toast svg { width: 16px; height: 16px; color: var(--clay); }

/* ---------- Drop target (re-parent by drag) ---------- */
.node.drop-target .node-card {
  outline: 2px dashed var(--clay);
  outline-offset: 3px;
  background: var(--clay-soft);
}
.node.drag-ghost { opacity: .85; }

/* ---------- Zoom controls ---------- */
.zoom-controls {
  position: fixed; bottom: 16px; right: 16px; z-index: 16;
  display: flex; align-items: center; gap: .15rem;
  background: var(--paper-2); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: .25rem; box-shadow: var(--shadow);
}
.zoom-btn, .zoom-label {
  border: none; background: transparent; color: var(--ink);
  cursor: pointer; border-radius: 999px; font-family: var(--font-sans);
  transition: background .14s ease, color .14s ease;
}
.zoom-btn { display: grid; place-items: center; width: 30px; height: 30px; }
.zoom-btn svg { width: 16px; height: 16px; }
.zoom-btn:hover { background: var(--clay-soft); color: var(--clay-deep); }
.zoom-label { font-size: .76rem; font-weight: 600; min-width: 3.2em; padding: 0 .3rem; }
.zoom-label:hover { color: var(--clay); }

/* ---------- Export menu ---------- */
.menu-wrap { position: relative; }
.menu {
  position: absolute; top: calc(100% + 6px); right: 0; z-index: 30;
  display: flex; flex-direction: column; gap: .1rem;
  background: var(--paper-2); border: 1px solid var(--line-strong);
  border-radius: 12px; padding: .35rem; box-shadow: var(--shadow-lift);
  min-width: 160px;
}
.menu[hidden] { display: none; }
.menu-item {
  display: flex; align-items: center; gap: .55rem;
  font-family: var(--font-sans); font-size: .85rem; font-weight: 500;
  color: var(--ink); background: transparent; border: none;
  border-radius: 8px; padding: .5rem .6rem; cursor: pointer; text-align: start;
  transition: background .14s ease, color .14s ease;
}
.menu-item svg { width: 16px; height: 16px; color: var(--ink-soft); }
.menu-item:hover { background: var(--clay-soft); color: var(--clay-deep); }
.menu-item:hover svg { color: var(--clay-deep); }

/* ---------- Minimap ---------- */
.minimap {
  position: fixed; bottom: 16px; left: 16px; z-index: 16;
  width: 180px; height: 135px;
  background: var(--paper-2); border: 1px solid var(--line-strong);
  border-radius: 12px; box-shadow: var(--shadow); overflow: hidden;
  cursor: pointer;
}
.minimap canvas { display: block; width: 180px; height: 135px; }
.minimap-view {
  position: absolute; top: 0; left: 0;
  border: 1.5px solid var(--clay);
  background: rgba(217,119,87,.12);
  border-radius: 3px; pointer-events: none;
}

/* ---------- Node meta (tags / link / note indicators) ---------- */
.mini.info { flex: 0 0 34px; }
.node-meta { display: none; flex-wrap: wrap; align-items: center; gap: .3rem; margin-top: .4rem; }
.tag {
  font-size: .68rem; font-weight: 600; color: var(--clay-deep);
  background: var(--clay-soft); border-radius: 999px; padding: .08rem .45rem;
}
.node-link, .note-dot { display: inline-grid; place-items: center; color: var(--ink-soft); }
.node-link svg, .note-dot svg { width: 13px; height: 13px; }
.node-link:hover { color: var(--clay); }

/* ---------- Sticky notes ---------- */
.sticky {
  position: absolute; top: 0; left: 0;
  width: 184px; min-height: 120px;
  display: flex; flex-direction: column;
  border-radius: 4px; box-shadow: var(--shadow-lift);
  background: #FCEFA1; color: #2B2A27;
  transform-origin: 50% 0;
}
.sticky[data-color="pink"]  { background: #F7C6D9; }
.sticky[data-color="blue"]  { background: #BBD8F2; }
.sticky[data-color="green"] { background: #C6E7C2; }
.sticky-bar { display: flex; align-items: center; gap: .3rem; padding: .3rem .4rem; cursor: grab; }
.sticky-bar:active { cursor: grabbing; }
.sticky-color { width: 16px; height: 16px; border-radius: 50%; border: 1px solid rgba(0,0,0,.2); background: rgba(255,255,255,.5); cursor: pointer; margin-inline-end: auto; }
.sticky-del { display: grid; place-items: center; border: none; background: transparent; cursor: pointer; color: rgba(0,0,0,.5); border-radius: 6px; padding: 2px; }
.sticky-del:hover { background: rgba(0,0,0,.1); }
.sticky-del svg { width: 14px; height: 14px; }
.sticky-text { flex: 1; padding: .2rem .6rem .7rem; font-size: .9rem; line-height: 1.4; outline: none; }

/* ---------- Selection bar (multi-select) ---------- */
.sel-bar {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  z-index: 30; display: flex; align-items: center; gap: .5rem;
  background: var(--paper-2); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: .35rem .55rem .35rem .9rem; box-shadow: var(--shadow-lift);
  font-size: .82rem; font-weight: 600; color: var(--ink);
}
.sel-bar[hidden] { display: none; }    /* author display:flex would otherwise override [hidden] */
.sel-btn {
  display: inline-flex; align-items: center; gap: .35rem;
  font-family: var(--font-sans); font-size: .8rem; font-weight: 600; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: .35rem .7rem; cursor: pointer; transition: all .14s ease;
}
.sel-btn svg { width: 15px; height: 15px; }
.sel-btn:hover { border-color: var(--clay); color: var(--clay-deep); }
.sel-btn.danger:hover { border-color: #c0392b; color: #c0392b; }

/* ---------- Inspector panel ---------- */
.inspector {
  position: fixed; top: 68px; right: 14px; z-index: 25;
  width: 270px;
  background: var(--paper-2); border: 1px solid var(--line-strong);
  border-radius: 14px; box-shadow: var(--shadow-lift); padding: .9rem;
}
.insp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .7rem; }
.insp-head strong { font-family: var(--font-serif); font-size: 1.05rem; }
.insp-close { display: grid; place-items: center; border: none; background: transparent; color: var(--ink-soft); cursor: pointer; border-radius: 8px; padding: 4px; }
.insp-close:hover { background: var(--clay-soft); color: var(--clay-deep); }
.insp-close svg { width: 16px; height: 16px; }
.insp-field { display: block; margin-bottom: .65rem; }
.insp-field span { display: block; font-size: .72rem; font-weight: 600; color: var(--ink-soft); margin-bottom: .25rem; }
.insp-field textarea, .insp-field input {
  width: 100%; font-family: var(--font-sans); font-size: .85rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong); border-radius: 8px; padding: .45rem .55rem; outline: none; resize: vertical;
}
.insp-field textarea:focus, .insp-field input:focus { border-color: var(--clay); }

/* ---------- Hand-drawn (sketch) theme ---------- */
.btn.active { background: var(--clay); color: #fff; border-color: var(--clay); }
body.sketch .node-title, body.sketch .node-sub, body.sketch .sticky-text,
body.sketch .edge-label, body.sketch .node-title-mini, body.sketch .tag {
  font-family: "Caveat", "Comic Sans MS", cursive;
}
body.sketch .node-title { font-size: 1.25rem; line-height: 1.1; }
body.sketch .node-sub { font-size: .95rem; }
body.sketch .node-card {
  border-width: 2px;
  border-radius: 14px 210px 16px 220px / 200px 14px 220px 16px;
}
body.sketch .node:nth-child(2n) .node-card { transform: rotate(-0.8deg); }
body.sketch .node:nth-child(2n+1) .node-card { transform: rotate(0.7deg); }
body.sketch .node:nth-child(3n) .node-card { border-radius: 220px 16px 200px 18px / 16px 210px 14px 200px; }
body.sketch #links { filter: url(#sketchFilter); }
body.sketch .sticky { border-radius: 12px 180px 14px 200px / 180px 12px 200px 14px; }

/* ---------- Workspace chip (header) ---------- */
.ws-chip { display: inline-flex; align-items: center; gap: .4rem; margin-inline-start: .5rem;
  padding: .15rem .15rem .15rem .15rem; }
.ws-chip[hidden] { display: none; }
.ws-btn { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px;
  border: 1px solid var(--line-strong); background: var(--paper-2); color: var(--ink); cursor: pointer; }
.ws-btn svg { width: 15px; height: 15px; }
.ws-btn:hover { border-color: var(--clay); color: var(--clay-deep); }
.ws-proj { font-size: .85rem; font-weight: 600; color: var(--ink); cursor: pointer;
  max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border-bottom: 1px dashed transparent; }
.ws-proj:hover { border-bottom-color: var(--clay); }
.cloud-dot { width: 9px; height: 9px; border-radius: 50%; background: #6BA368; transition: background .2s; }
.cloud-dot.saving { background: #E0A23A; }
.cloud-dot.offline { background: var(--line-strong); }

/* ---------- Gate / landing ---------- */
.gate { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center;
  background: color-mix(in srgb, var(--paper) 80%, transparent); backdrop-filter: blur(6px); }
.gate[hidden] { display: none; }
.gate-card { width: min(540px, 92vw); max-height: 86vh; overflow: auto;
  background: var(--paper-2); border: 1px solid var(--line-strong); border-radius: 20px;
  box-shadow: var(--shadow-lift); padding: 2rem; }
.gate-view { display: flex; flex-direction: column; }
.gate-view[hidden] { display: none; }   /* author display:flex would override [hidden] */
.gate-logo { width: 56px; height: 56px; border-radius: 16px; background: var(--clay); color: #fff;
  display: grid; place-items: center; margin: 0 auto .9rem; }
.gate-logo svg { width: 30px; height: 30px; }
#gateName { text-align: center; }
#gateName h2 { font-family: var(--font-serif); font-size: 1.8rem; }
#gateName p { color: var(--ink-soft); margin: .5rem auto 1.2rem; max-width: 30rem; line-height: 1.5; }
#profileInput, #newProjectName {
  font-family: var(--font-sans); font-size: 1rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong); border-radius: 12px;
  padding: .7rem .9rem; outline: none; width: 100%; }
#profileInput:focus, #newProjectName:focus { border-color: var(--clay); }
.gate-go { justify-content: center; margin-top: .8rem; }
.gate-note { color: var(--ink-soft); margin-top: 1rem; font-size: .78rem; line-height: 1.4; }
.gate-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.1rem; }
.gate-head small { color: var(--ink-soft); font-size: .72rem; display: block; }
.gate-head strong { font-family: var(--font-serif); font-size: 1.25rem; }
.proj-new { display: flex; gap: .5rem; margin-bottom: 1.1rem; }
.proj-list { display: flex; flex-direction: column; gap: .5rem; }
.proj-item { display: flex; align-items: center; gap: .7rem; padding: .7rem .8rem;
  border: 1px solid var(--line); border-radius: 12px; background: var(--paper); cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s; }
.proj-item:hover { border-color: var(--clay); background: #fff; transform: translateY(-1px); }
[data-theme="dark"] .proj-item:hover { background: var(--paper-2); }
.proj-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--clay-soft); color: var(--clay-deep); flex: none; }
.proj-icon svg { width: 17px; height: 17px; }
.proj-info { flex: 1; min-width: 0; }
.proj-name { font-weight: 600; font-size: .95rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.proj-meta { font-size: .73rem; color: var(--ink-soft); }
.proj-del { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px;
  border: none; background: transparent; color: var(--ink-soft); cursor: pointer; }
.proj-del:hover { background: rgba(192,57,43,.12); color: #c0392b; }
.proj-del svg { width: 15px; height: 15px; }
.proj-empty { color: var(--ink-soft); text-align: center; padding: 1.4rem; font-size: .9rem; }

/* ---------- Note hover preview ---------- */
.note-pop { position: fixed; z-index: 50; max-width: 280px;
  background: var(--paper-2); border: 1px solid var(--line-strong); border-radius: 10px;
  box-shadow: var(--shadow-lift); padding: .6rem .75rem; font-size: .85rem; line-height: 1.45;
  color: var(--ink); white-space: pre-wrap; pointer-events: none; }
.note-pop[hidden] { display: none; }
.note-dot { cursor: pointer; }
.node-link, .note-dot { cursor: pointer; }

/* ---------- Inspector extras ---------- */
.insp-field em { color: var(--line-strong); font-style: normal; font-weight: 400; }
.insp-link-row { display: flex; gap: .4rem; }
.insp-link-row input { flex: 1; }
.insp-open { display: grid; place-items: center; width: 36px; border: 1px solid var(--line-strong);
  border-radius: 8px; color: var(--ink-soft); flex: none; }
.insp-open:hover { border-color: var(--clay); color: var(--clay-deep); }
.insp-open svg { width: 16px; height: 16px; }
.insp-tags-preview { display: flex; flex-wrap: wrap; gap: .3rem; }
.insp-tags-preview .tag { cursor: default; }

/* ---------- Home dashboard (live project grid) ---------- */
.gate-card { width: min(880px, 94vw); }
#gateName { max-width: 460px; margin: 0 auto; }
.proj-tools { display: flex; gap: .6rem; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; }
.proj-search {
  flex: 1 1 200px; min-width: 160px;
  font-family: var(--font-sans); font-size: .9rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong); border-radius: 10px;
  padding: .55rem .8rem; outline: none;
}
.proj-search:focus { border-color: var(--clay); }
.proj-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: .8rem;
  max-height: 58vh; overflow: auto; padding: .2rem;
}
.proj-card {
  display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: 14px; background: var(--paper);
  overflow: hidden; cursor: pointer; transition: border-color .15s, transform .1s, box-shadow .15s;
}
.proj-card:hover { border-color: var(--clay); transform: translateY(-2px); box-shadow: var(--shadow); }
.proj-thumb {
  height: 116px; background: var(--paper-2); border-bottom: 1px solid var(--line);
  display: grid; place-items: center; overflow: hidden;
}
.proj-thumb svg { width: 100%; height: 100%; padding: 8px; }
.proj-empty-thumb { color: var(--line-strong); }
.proj-empty-thumb svg { width: 26px; height: 26px; }
.proj-row { display: flex; align-items: center; gap: .4rem; padding: .55rem .7rem; }
.proj-info { flex: 1; min-width: 0; }
.proj-card .proj-name { font-weight: 600; font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.proj-card .proj-meta { font-size: .72rem; color: var(--ink-soft); }
.proj-menu { display: grid; place-items: center; width: 28px; height: 28px; border: none; background: transparent; color: var(--ink-soft); border-radius: 7px; cursor: pointer; flex: none; }
.proj-menu:hover { background: var(--clay-soft); color: var(--clay-deep); }
.proj-menu svg { width: 15px; height: 15px; }

/* ---------- Presence (who's online) ---------- */
.presence { display: inline-flex; align-items: center; gap: .25rem; margin-inline-start: .4rem; }
.presence[hidden] { display: none; }
.who-dot { width: 8px; height: 8px; border-radius: 50%; background: #6BA368; box-shadow: 0 0 0 3px color-mix(in srgb, #6BA368 25%, transparent); }
.who {
  display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%;
  font-size: .62rem; font-weight: 700; color: #fff; margin-inline-start: -6px;
  border: 2px solid var(--paper-2); text-transform: uppercase;
}
.who.me { outline: 1px solid var(--clay); }
.who-count { font-size: .72rem; color: var(--ink-soft); margin-inline-start: .4rem; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .link-path.flow { animation: none; }
}

/* node type color variants (set via data-color) */
.node[data-color="green"]  .node-dot { background: #6BA368; }
.node[data-color="green"]  .node-header { background: linear-gradient(180deg, rgba(107,163,104,.16), rgba(107,163,104,.05)); }
.node[data-color="blue"]   .node-dot { background: #5B8DB8; }
.node[data-color="blue"]   .node-header { background: linear-gradient(180deg, rgba(91,141,184,.16), rgba(91,141,184,.05)); }
.node[data-color="purple"] .node-dot { background: #8E7CC3; }
.node[data-color="purple"] .node-header { background: linear-gradient(180deg, rgba(142,124,195,.16), rgba(142,124,195,.05)); }
.node[data-color="clay"]   .node-dot { background: var(--clay); }